/* ================================================================
   ABHISHEK KAMBLE – PORTFOLIO  |  style.css
   Global foundation: tokens, resets, utilities, glassmorphism
================================================================ */

/* ---------------------------------------------------------------
   1. CSS CUSTOM PROPERTIES (Design Tokens)
--------------------------------------------------------------- */
:root {
  /* Color palette */
  --color-bg:          #020617;
  --color-bg-alt:      #050d22;
  --color-primary:     #8B5CF6;
  --color-primary-dim: rgba(139,92,246,0.15);
  --color-accent:      #06B6D4;
  --color-accent-dim:  rgba(6,182,212,0.15);
  --color-text:        #F8FAFC;
  --color-text-muted:  #94A3B8;
  --color-border:      rgba(255,255,255,0.08);
  --color-glass:       rgba(255,255,255,0.05);
  --color-glass-hover: rgba(255,255,255,0.09);

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body:    'Inter',   sans-serif;

  /* Spacing scale */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2.5rem;
  --space-xl:   4rem;
  --space-2xl:  6rem;

  /* Border radii */
  --radius-sm:  0.5rem;
  --radius-md:  1rem;
  --radius-lg:  1.5rem;
  --radius-xl:  2rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   300ms ease;
  --transition-slow:   500ms ease;

  /* Shadows / Glows */
  --glow-primary: 0 0 24px rgba(139,92,246,0.35);
  --glow-accent:  0 0 24px rgba(6,182,212,0.35);
  --shadow-card:  0 8px 32px rgba(0,0,0,0.4);
}

/* ---------------------------------------------------------------
   2. CSS RESET & BASE
--------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

ul, ol { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: 1rem;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ---------------------------------------------------------------
   3. TYPOGRAPHY SYSTEM
--------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw,  2.8rem); }
h3 { font-size: clamp(1.2rem, 3vw,  1.6rem); }
h4 { font-size: 1.15rem; }

p  { color: var(--color-text-muted); }

.text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-primary { color: var(--color-primary); }
.text-accent  { color: var(--color-accent);  }
.text-muted   { color: var(--color-text-muted); }

/* ---------------------------------------------------------------
   4. RESPONSIVE CONTAINER SYSTEM
--------------------------------------------------------------- */
.container-main {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

@media (min-width: 640px)  { .container-main { padding-inline: 1.75rem; } }
@media (min-width: 1024px) { .container-main { padding-inline: 2.5rem;  } }

/* ---------------------------------------------------------------
   5. LAYOUT UTILITIES
--------------------------------------------------------------- */
.section-pad  { padding-block: var(--space-2xl); }
.section-full { min-height: 100vh; display: flex; align-items: center; }
.section-alt  { background-color: var(--color-bg-alt); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-title {
  margin-bottom: var(--space-xs);
}

.section-subtitle {
  max-width: 540px;
  margin-inline: auto;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Auto-fill responsive grid */
.grid-auto-fill {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: 1.5rem;
}

/* ---------------------------------------------------------------
   6. GLASSMORPHISM UTILITY CLASSES
--------------------------------------------------------------- */
.glass-card {
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
}

.glass-card-hover {
  background: var(--color-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card-hover:hover {
  background: var(--color-glass-hover);
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--glow-primary);
}

/* Glass panel with accent glow on hover */
.glass-accent-hover:hover {
  border-color: var(--color-accent);
  box-shadow: var(--glow-accent);
}

/* Standard rounded card */
.card {
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-card);
}

/* ---------------------------------------------------------------
   7. GLOW UTILITY CLASSES
--------------------------------------------------------------- */
.glow-primary { box-shadow: var(--glow-primary); }
.glow-accent  { box-shadow: var(--glow-accent);  }

.glow-text-primary {
  text-shadow: 0 0 20px rgba(139,92,246,0.6);
}
.glow-text-accent {
  text-shadow: 0 0 20px rgba(6,182,212,0.6);
}

.glow-border-primary { border-color: var(--color-primary); }
.glow-border-accent  { border-color: var(--color-accent);  }

/* ---------------------------------------------------------------
   8. BUTTON STYLES
--------------------------------------------------------------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-primary);
  opacity: 0.95;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  transition: background var(--transition-base), color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--glow-primary);
  transform: translateY(-2px);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.6rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-accent), #0891b2);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-accent);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: 1rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.btn-icon:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-primary);
}

/* ---------------------------------------------------------------
   9. NAVBAR STYLES
--------------------------------------------------------------- */
#main-nav {
  border-bottom: 1px solid var(--color-border);
}

.nav-link {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-full);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Hamburger lines */
.hamburger-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-muted);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ---------------------------------------------------------------
   10. ANIMATED BACKGROUND BLOBS
--------------------------------------------------------------- */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  animation: blobFloat 8s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
}

.blob-primary {
  width: 520px;
  height: 520px;
  background: var(--color-primary);
  top: -120px;
  left: -100px;
  animation-duration: 9s;
}

.blob-accent {
  width: 420px;
  height: 420px;
  background: var(--color-accent);
  bottom: -80px;
  right: -80px;
  animation-duration: 11s;
  animation-delay: -3s;
}

@keyframes blobFloat {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(30px, -20px) scale(1.05); }
  100% { transform: translate(-20px, 30px) scale(0.97); }
}

/* ---------------------------------------------------------------
   11. SKILL & PROGRESS BAR STYLES
--------------------------------------------------------------- */
.skill-bar-track {
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  width: 0;
  transition: width 1.2s cubic-bezier(0.4,0,0.2,1);
}

.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  background: var(--color-glass);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.skill-chip:hover {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
  transform: translateY(-2px);
}

/* ---------------------------------------------------------------
   12. PROJECT CARD STYLES
--------------------------------------------------------------- */
.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--glow-primary);
}

.project-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--color-primary-dim);
}

.project-tag {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.project-status-live {
  background: rgba(16,185,129,0.15);
  color: #10B981;
  border-color: #10B981;
}

.project-status-wip {
  background: rgba(245,158,11,0.15);
  color: #F59E0B;
  border-color: #F59E0B;
}

/* ---------------------------------------------------------------
   13. CERTIFICATION & ACHIEVEMENT CARD STYLES
--------------------------------------------------------------- */
.cert-card, .achievement-card {
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.cert-card:hover, .achievement-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--glow-accent);
}

.achievement-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
  background: var(--color-primary-dim);
  color: var(--color-primary);
}

/* ── Cert Filter Tabs ── */
.cert-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.cert-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-glass);
  color: var(--color-text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  font-family: var(--font-body);
}

.cert-tab-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: var(--color-primary-dim);
}

.cert-tab-btn.active {
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--glow-primary);
}

.cert-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.3rem;
  height: 1.3rem;
  padding: 0 0.3rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.15);
  font-size: 0.72rem;
  font-weight: 700;
}

.cert-tab-btn.active .cert-tab-count {
  background: rgba(255,255,255,0.25);
}

/* ── Cert Grid ── */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

/* ── Cert Card V2 ── */
.cert-card-v2 {
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.cert-card-v2:hover {
  transform: translateY(-5px);
  border-color: var(--cat-color, var(--color-primary));
  box-shadow: 0 0 24px color-mix(in srgb, var(--cat-color, var(--color-primary)) 35%, transparent);
}

.cert-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem 0.6rem;
}

.cert-icon-ring {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  background: var(--cat-bg, var(--color-primary-dim));
  color: var(--cat-color, var(--color-primary));
  border: 1.5px solid color-mix(in srgb, var(--cat-color, var(--color-primary)) 35%, transparent);
  transition: transform var(--transition-base);
}

.cert-card-v2:hover .cert-icon-ring {
  transform: scale(1.12) rotate(8deg);
}

.cert-cat-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.22rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--cat-bg, var(--color-primary-dim));
  color: var(--cat-color, var(--color-primary));
  border: 1px solid color-mix(in srgb, var(--cat-color, var(--color-primary)) 40%, transparent);
  white-space: nowrap;
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cert-card-body {
  padding: 0.5rem 1.1rem 0.8rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.cert-title-v2 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.35;
  font-family: var(--font-heading);
}

.cert-provider-v2 {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.cert-provider-v2 i { color: var(--cat-color, var(--color-primary)); font-size: 0.72rem; }

.cert-date-v2 {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.cert-date-v2 i { color: var(--color-accent); }

.cert-card-footer {
  display: flex;
  gap: 0.5rem;
  padding: 0.6rem 1.1rem 1rem;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.cert-view-btn,
.cert-dl-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.45rem 0.5rem;
  border-radius: var(--radius-md);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.cert-view-btn {
  background: var(--cat-bg, var(--color-primary-dim));
  color: var(--cat-color, var(--color-primary));
  border: 1px solid color-mix(in srgb, var(--cat-color, var(--color-primary)) 40%, transparent);
}

.cert-view-btn:hover {
  background: var(--cat-color, var(--color-primary));
  color: #fff;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--cat-color, var(--color-primary)) 40%, transparent);
}

.cert-dl-btn {
  background: var(--color-glass);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.cert-dl-btn:hover {
  background: var(--color-primary-dim);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ── PDF Lightbox ── */
.cert-pdf-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.cert-pdf-lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.cert-pdf-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,0.88);
  backdrop-filter: blur(8px);
}

.cert-pdf-panel {
  position: relative;
  z-index: 1;
  width: min(900px, 95vw);
  height: min(85vh, 700px);
  background: #0d1424;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,0.7);
  transform: scale(0.92);
  transition: transform var(--transition-base);
}

.cert-pdf-lightbox.active .cert-pdf-panel {
  transform: scale(1);
}

.cert-pdf-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--color-border);
  gap: 1rem;
  flex-shrink: 0;
}

.cert-pdf-caption {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.cert-pdf-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.cert-pdf-dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-body);
  transition: all var(--transition-fast);
}

.cert-pdf-dl-btn:hover {
  background: #7c3aed;
  box-shadow: var(--glow-primary);
}

.cert-pdf-close {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cert-pdf-close:hover {
  background: rgba(239,68,68,0.15);
  border-color: #ef4444;
  color: #ef4444;
}

#cert-pdf-frame {
  flex: 1;
  width: 100%;
  border: none;
  background: #fff;
}

@media (max-width: 640px) {
  .cert-grid {
    grid-template-columns: 1fr;
  }
  .cert-pdf-panel {
    height: 90vh;
    border-radius: var(--radius-lg);
  }
  .cert-pdf-header { flex-wrap: wrap; }
}



/* ================================================================
   DIGITAL CERTIFICATE STACK SYSTEM
================================================================ */

/* ── Section wrapper ── */
.cert-stack-section { overflow: hidden; }

/* ── Controls row ── */
.cs-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.cs-search-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: min(480px, 100%);
  padding: 0.7rem 1.2rem;
  border-radius: var(--radius-full);
  background: var(--color-glass);
  border: 1.5px solid var(--color-border);
  backdrop-filter: blur(12px);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  cursor: text;
}
.cs-search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-dim);
}
.cs-search-box i { color: var(--color-text-muted); font-size: 0.9rem; flex-shrink: 0; }
.cs-search-box input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.cs-search-box input::placeholder { color: var(--color-text-muted); }

/* Filter chips */
.cs-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}
.cs-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-glass);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition-base);
  backdrop-filter: blur(8px);
}
.cs-chip i { font-size: 0.75rem; }
.cs-chip:hover {
  border-color: var(--chip-c, var(--color-primary));
  color: var(--chip-c, var(--color-primary));
  background: color-mix(in srgb, var(--chip-c, var(--color-primary)) 12%, transparent);
}
.cs-chip.active {
  background: var(--chip-c, var(--color-primary));
  border-color: var(--chip-c, var(--color-primary));
  color: #fff;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--chip-c, var(--color-primary)) 35%, transparent);
}
.cs-chip-count {
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.3rem;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.18);
  font-size: 0.7rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ── Stack Grid ── */
.cert-stacks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(230px, 100%), 1fr));
  gap: 2.5rem 2rem;
  margin-bottom: 3rem;
}

/* ── Individual stack group ── */
.cs-stack {
  cursor: pointer;
  outline: none;
}
.cs-stack:focus-visible .cs-top-card {
  outline: 2px solid var(--gc, var(--color-primary));
  outline-offset: 3px;
}

/* ── Stack wrapper (positions ghost + top card) ── */
.cs-stack-wrap {
  position: relative;
  height: 210px;
  margin-bottom: 1rem;
}

/* ── Ghost cards (depth illusion) ── */
.cs-ghost {
  position: absolute;
  inset: 0;
  border-radius: 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  transition: transform 0.4s cubic-bezier(0.34, 1.2, 0.64, 1);
}
.cs-ghost-1 { transform: rotate(-3deg) translate(-5px, 5px); z-index: 1; }
.cs-ghost-2 { transform: rotate(-6deg) translate(-10px, 9px); z-index: 0;
              background: rgba(255,255,255,0.025); }
.cs-ghost-3 { transform: rotate(-9deg) translate(-15px, 13px); z-index: -1;
              background: rgba(255,255,255,0.015); }

/* Fan-out on hover */
.cs-stack:hover .cs-ghost-1 { transform: rotate(-14deg) translate(-48px, 3px) scale(0.97); }
.cs-stack:hover .cs-ghost-2 { transform: rotate(0deg)   translate(0px,   10px) scale(0.97); }
.cs-stack:hover .cs-ghost-3 { transform: rotate(14deg)  translate(48px,  3px)  scale(0.97); }

/* ── Top card ── */
.cs-top-card {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: 18px;
  background: rgba(255,255,255,0.055);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid color-mix(in srgb, var(--gc, #8B5CF6) 35%, rgba(255,255,255,0.08));
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.34,1.2,0.64,1),
              box-shadow 0.35s ease,
              border-color 0.35s ease;
}
.cs-stack:hover .cs-top-card {
  transform: translateY(-10px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.45),
              0 0 35px color-mix(in srgb, var(--gc, #8B5CF6) 25%, transparent);
  border-color: color-mix(in srgb, var(--gc, #8B5CF6) 60%, transparent);
}

/* Glow orb */
.cs-glow-orb {
  position: absolute;
  top: -40px; right: -40px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: var(--gc, #8B5CF6);
  opacity: 0.12;
  filter: blur(40px);
  transition: opacity 0.35s;
  pointer-events: none;
}
.cs-stack:hover .cs-glow-orb { opacity: 0.28; }

/* Shimmer sweep */
.cs-shimmer {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg,
    transparent 30%,
    rgba(255,255,255,0.07) 50%,
    transparent 70%);
  background-size: 200% 100%;
  background-position: -100% 0;
  pointer-events: none;
  transition: background-position 0.6s ease;
}
.cs-stack:hover .cs-shimmer { background-position: 200% 0; }

/* Card inner layout */
.cs-card-inner {
  position: relative;
  z-index: 1;
  height: 100%;
  padding: 1.2rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cs-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cs-icon-ring {
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: color-mix(in srgb, var(--gc, #8B5CF6) 15%, transparent);
  color: var(--gc, #8B5CF6);
  border: 1.5px solid color-mix(in srgb, var(--gc, #8B5CF6) 40%, transparent);
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
.cs-stack:hover .cs-icon-ring { transform: scale(1.15) rotate(10deg); }

.cs-count-badge {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.22rem 0.65rem;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--gc, #8B5CF6) 15%, transparent);
  color: var(--gc, #8B5CF6);
  border: 1px solid color-mix(in srgb, var(--gc, #8B5CF6) 40%, transparent);
  letter-spacing: 0.04em;
}

.cs-card-mid { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 0.2rem; }

.cs-group-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  font-family: var(--font-heading);
}

.cs-group-provider {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.cs-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cs-dots { display: flex; align-items: center; gap: 3px; }
.cs-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gc, #8B5CF6);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.cs-stack:hover .cs-dot { animation: csDotPop 0.5s ease forwards; }
.cs-dot:nth-child(2) { animation-delay: 0.05s; }
.cs-dot:nth-child(3) { animation-delay: 0.1s; }
.cs-dot:nth-child(4) { animation-delay: 0.15s; }
.cs-dot:nth-child(5) { animation-delay: 0.2s; }

@keyframes csDotPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.6); }
  100% { transform: scale(1); }
}

.cs-cta {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gc, var(--color-primary));
  display: flex;
  align-items: center;
  gap: 0.3rem;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s, transform 0.3s;
}
.cs-stack:hover .cs-cta { opacity: 1; transform: translateX(0); }
.cs-cta i { font-size: 0.68rem; }

/* Stack label */
.cs-label {
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color 0.3s;
}
.cs-stack:hover .cs-label { color: var(--gc, var(--color-primary)); }

/* Empty state */
.cs-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}
.cs-empty i { font-size: 2.5rem; opacity: 0.3; }

/* ── Gallery Overlay ── */
.cs-gallery {
  position: fixed;
  inset: 0;
  z-index: 8000;
  display: flex;
  align-items: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.cs-gallery.active {
  opacity: 1;
  pointer-events: all;
}
.cs-gallery-bd {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,0.8);
  backdrop-filter: blur(10px);
}
.cs-gallery-panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-height: 88vh;
  background: #080f1f;
  border-top: 1px solid var(--color-border);
  border-radius: 24px 24px 0 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.32, 0.72, 0, 1);
  box-shadow: 0 -20px 60px rgba(0,0,0,0.6);
  border-top-color: color-mix(in srgb, var(--gc, #8B5CF6) 40%, rgba(255,255,255,0.08));
}
.cs-gallery.active .cs-gallery-panel { transform: translateY(0); }

.cs-gallery-hd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  background: rgba(255,255,255,0.03);
}
.cs-gallery-hd-left { display: flex; align-items: center; gap: 1rem; }

.cs-back-btn, .cs-close-btn {
  width: 2.2rem; height: 2.2rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.cs-back-btn:hover { background: var(--color-primary-dim); color: var(--color-primary); border-color: var(--color-primary); }
.cs-close-btn:hover { background: rgba(239,68,68,0.15); color: #ef4444; border-color: #ef4444; }

.cs-gallery-title { font-size: 1.1rem; font-weight: 700; color: var(--color-text); font-family: var(--font-heading); }
.cs-gallery-sub   { font-size: 0.8rem; color: var(--color-text-muted); }

/* Skills row in gallery */
.cs-skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem 1.5rem 0.5rem;
  flex-shrink: 0;
}
.cs-skill-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  background: color-mix(in srgb, var(--gc, #8B5CF6) 12%, transparent);
  color: var(--gc, var(--color-primary));
  border: 1px solid color-mix(in srgb, var(--gc, #8B5CF6) 35%, transparent);
  font-size: 0.72rem;
  font-weight: 600;
}

/* Gallery grid */
.cs-gallery-grid {
  overflow-y: auto;
  padding: 1rem 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.cs-gallery-grid::-webkit-scrollbar { width: 5px; }
.cs-gallery-grid::-webkit-scrollbar-track { background: transparent; }
.cs-gallery-grid::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 9px; }

/* Gallery cert card */
.cs-gallery-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all 0.25s ease;
  animation: csGcIn 0.35s ease both;
}
@keyframes csGcIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.cs-gallery-card:hover {
  background: rgba(255,255,255,0.08);
  border-color: color-mix(in srgb, var(--gc, #8B5CF6) 55%, transparent);
  transform: translateX(4px);
}
.cs-gc-icon {
  width: 2.4rem; height: 2.4rem;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--gc, #8B5CF6) 15%, transparent);
  color: var(--gc, var(--color-primary));
  font-size: 1rem;
  flex-shrink: 0;
}
.cs-gc-body { flex: 1; min-width: 0; }
.cs-gc-title { font-size: 0.9rem; font-weight: 600; color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cs-gc-provider { font-size: 0.75rem; color: var(--color-text-muted); }
.cs-gc-date { font-size: 0.72rem; color: var(--color-text-muted); display: inline-flex; align-items: center; gap: 0.3rem; margin-top: 0.15rem; }
.cs-gc-arrow { color: var(--color-text-muted); font-size: 0.75rem; flex-shrink: 0; }

/* ── Premium Modal ── */
.cs-modal {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.cs-modal.active {
  opacity: 1;
  pointer-events: all;
}
.cs-modal-bd {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,0.88);
  backdrop-filter: blur(16px);
}
.cs-modal-panel {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  background: #0a1120;
  border: 1px solid color-mix(in srgb, var(--gc, #8B5CF6) 35%, rgba(255,255,255,0.08));
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0,0,0,0.7),
              0 0 60px color-mix(in srgb, var(--gc, #8B5CF6) 15%, transparent);
  transform: scale(0.9) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34,1.2,0.64,1);
}
.cs-modal.active .cs-modal-panel { transform: scale(1) translateY(0); }

.cs-modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  z-index: 10;
  width: 2rem; height: 2rem;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.cs-modal-close:hover { background: rgba(239,68,68,0.2); color: #ef4444; border-color: #ef4444; }

.cs-modal-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 380px;
}

/* Left: cert preview */
.cs-modal-preview {
  padding: 2.5rem 1.5rem 2.5rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--gc, #8B5CF6) 5%, transparent);
  border-right: 1px solid var(--color-border);
}

.cs-modal-cert-card {
  width: 100%;
  max-width: 220px;
  aspect-ratio: 1.41 / 1;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  border: 1.5px solid var(--gc, #8B5CF6);
  border-opacity: 0.3;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.3),
              inset 0 0 40px color-mix(in srgb, var(--gc, #8B5CF6) 6%, transparent);
  animation: csModalCardIn 0.5s 0.15s ease both;
}
@keyframes csModalCardIn {
  from { opacity: 0; transform: perspective(400px) rotateY(-12deg) scale(0.9); }
  to   { opacity: 1; transform: perspective(400px) rotateY(0deg) scale(1); }
}

.cs-modal-cert-icon {
  width: 2.5rem; height: 2.5rem;
  border-radius: 10px;
  background: color-mix(in srgb, var(--gc, #8B5CF6) 18%, transparent);
  color: var(--gc, #8B5CF6);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
}

.cs-modal-cert-lines { display: flex; flex-direction: column; gap: 0.4rem; }
.cs-line { height: 6px; border-radius: 3px; background: rgba(255,255,255,0.1); }
.cs-line-lg  { width: 80%; }
.cs-line-md  { width: 60%; }
.cs-line-sm  { width: 40%; }

.cs-modal-cert-seal {
  position: absolute;
  bottom: 0.85rem;
  right: 0.85rem;
  font-size: 2rem;
  opacity: 0.2;
}

/* Right: info */
.cs-modal-info {
  padding: 2rem 2rem 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.cs-modal-cat {
  display: inline-flex;
  align-items: center;
  padding: 0.22rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: color-mix(in srgb, var(--gc, #8B5CF6) 15%, transparent);
  color: var(--gc, var(--color-primary));
  border: 1px solid color-mix(in srgb, var(--gc, #8B5CF6) 40%, transparent);
  width: fit-content;
}

.cs-modal-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  font-family: var(--font-heading);
}

.cs-modal-meta { display: flex; flex-direction: column; gap: 0.35rem; }
.cs-modal-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}
.cs-modal-meta-item i { color: var(--gc, var(--color-primary)); width: 1rem; text-align: center; }

.cs-modal-skills-lbl {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}
.cs-modal-skills { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.cs-modal-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: auto;
  padding-top: 0.5rem;
}
.cs-modal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}
.cs-modal-btn-primary {
  background: var(--gc, var(--color-primary));
  color: #fff;
  border: none;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--gc, #8B5CF6) 35%, transparent);
}
.cs-modal-btn-primary:hover { filter: brightness(1.15); transform: translateY(-2px); }
.cs-modal-btn-secondary {
  background: transparent;
  border: 1.5px solid var(--color-border);
  color: var(--color-text-muted);
}
.cs-modal-btn-secondary:hover { border-color: var(--gc, var(--color-primary)); color: var(--gc, var(--color-primary)); }

/* ── Responsive ── */
@media (max-width: 640px) {
  .cert-stacks-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
  .cs-stack-wrap { height: 180px; }
  .cs-modal-layout { grid-template-columns: 1fr; }
  .cs-modal-preview { padding: 1.5rem; border-right: none; border-bottom: 1px solid var(--color-border); }
  .cs-modal-cert-card { max-width: 180px; }
  .cs-modal-info { padding: 1.25rem; }
  .cs-stack:hover .cs-ghost-1 { transform: rotate(-10deg) translate(-32px, 3px) scale(0.97); }
  .cs-stack:hover .cs-ghost-3 { transform: rotate(10deg)  translate(32px,  3px) scale(0.97); }
}

@media (max-width: 400px) {
  .cert-stacks-grid { grid-template-columns: 1fr; }
}


/* ---------------------------------------------------------------
   14. CONTACT FORM STYLES
--------------------------------------------------------------- */

.form-input {
  width: 100%;
  padding: 0.8rem 1.2rem;
  border-radius: var(--radius-md);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  outline: none;
}

.form-input::placeholder { color: var(--color-text-muted); }

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-dim);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}

/* ---------------------------------------------------------------
   15. SCROLL-TO-TOP BUTTON
--------------------------------------------------------------- */
#scroll-top-btn.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ---------------------------------------------------------------
   16. SCROLLBAR STYLING
--------------------------------------------------------------- */
::-webkit-scrollbar       { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-accent); }

/* ---------------------------------------------------------------
   17. SELECTION STYLING
--------------------------------------------------------------- */
::selection {
  background: var(--color-primary);
  color: #fff;
}

/* ---------------------------------------------------------------
   18. SECTION DIVIDER
--------------------------------------------------------------- */
.section-divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius-full);
  margin: var(--space-sm) auto;
}

/* ---------------------------------------------------------------
   19. BADGE / PILL
--------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.badge-primary { background: var(--color-primary-dim); color: var(--color-primary); border: 1px solid var(--color-primary); }
.badge-accent  { background: var(--color-accent-dim);  color: var(--color-accent);  border: 1px solid var(--color-accent); }

/* ---------------------------------------------------------------
   20. UTILITY CLASSES
--------------------------------------------------------------- */
.flex-center    { display: flex; align-items: center; justify-content: center; }
.flex-between   { display: flex; align-items: center; justify-content: space-between; }
.gap-sm         { gap: var(--space-sm); }
.gap-md         { gap: var(--space-md); }
.rounded-card   { border-radius: var(--radius-lg); }
.border-dim     { border: 1px solid var(--color-border); }
.sr-only        { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ---------------------------------------------------------------
   21. ANIMATIONS
--------------------------------------------------------------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse-slow {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.6; }
}

@keyframes typing-cursor {
  0%, 100% { border-color: var(--color-accent); }
  50%       { border-color: transparent; }
}

.animate-fade-up    { animation: fadeInUp 0.7s ease forwards; }
.animate-fade-in    { animation: fadeIn   0.6s ease forwards; }
.animate-pulse-slow { animation: pulse-slow 3s ease-in-out infinite; }

/* Typewriter cursor */
.typewriter-cursor {
  border-right: 3px solid var(--color-accent);
  animation: typing-cursor 0.8s step-end infinite;
  padding-right: 3px;
}

/* ---------------------------------------------------------------
   22. RESPONSIVE MEDIA QUERIES
--------------------------------------------------------------- */
@media (max-width: 640px) {
  .section-pad  { padding-block: 4rem; }
  .btn-primary,
  .btn-outline,
  .btn-accent   { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .blob { animation: none; }
}

/* ================================================================
   HERO SECTION – PREMIUM TWO-COLUMN LAYOUT
================================================================ */

/* ── Section wrapper ── */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(139,92,246,0.12) 0%, transparent 70%),
              var(--color-bg);
}

/* ── Particle canvas ── */
.hero-particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Grid texture overlay ── */
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139,92,246,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,92,246,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  pointer-events: none;
}

/* ── Animated blobs ── */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  z-index: 0;
  opacity: 0;
  animation: heroBlobIn 1.2s ease forwards;
}
.hero-blob-1 {
  width: 600px; height: 600px;
  background: var(--color-primary);
  top: -160px; left: -120px;
  opacity: 0;
  animation-name: heroBlobIn;
  animation-delay: 0s;
  animation-fill-mode: forwards;
}
.hero-blob-2 {
  width: 500px; height: 500px;
  background: var(--color-accent);
  bottom: -120px; right: -80px;
  animation-delay: 0.3s;
}
.hero-blob-3 {
  width: 300px; height: 300px;
  background: var(--color-primary);
  top: 40%; left: 40%;
  opacity: 0;
  animation-delay: 0.6s;
}

@keyframes heroBlobIn {
  from { opacity: 0; transform: scale(0.8); }
  to   { opacity: 0.14; transform: scale(1); }
}

/* ── Two-column layout ── */
.hero-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  width: 100%;
}

/* ── LEFT COLUMN ── */
.hero-left {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  animation: heroLeftIn 0.9s cubic-bezier(0.16,1,0.3,1) both;
}
@keyframes heroLeftIn {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* Available badge */
.hero-available-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(6,182,212,0.1);
  border: 1px solid rgba(6,182,212,0.35);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  width: fit-content;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  display: inline-block;
  animation: pulse-slow 2s ease-in-out infinite;
}

/* Greeting */
.hero-greeting {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero-wave {
  display: inline-block;
  animation: waveHand 1.6s ease-in-out 1s 3;
  transform-origin: 70% 70%;
}
@keyframes waveHand {
  0%,100% { transform: rotate(0); }
  20%      { transform: rotate(-10deg); }
  40%      { transform: rotate(12deg); }
  60%      { transform: rotate(-10deg); }
  80%      { transform: rotate(8deg); }
}

/* Name */
.hero-name {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 5.5vw, 4.8rem);
  font-weight: 900;
  line-height: 1.05;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.hero-name-gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 18px rgba(139,92,246,0.4));
}

/* Typing row */
.hero-typing-row {
  display: flex;
  align-items: center;
  gap: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 600;
  color: var(--color-text-muted);
  min-height: 2.2rem;
}
.hero-typing-prefix { color: var(--color-text-muted); margin-right: 0.3rem; }
.hero-typing-text   { color: var(--color-primary); }
.hero-typing-cursor {
  color: var(--color-accent);
  margin-left: 1px;
  font-weight: 300;
  animation: blinkCursor 0.75s step-end infinite;
}
@keyframes blinkCursor {
  0%,100% { opacity: 1; }
  50%      { opacity: 0; }
}

/* Bio */
.hero-bio {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 480px;
}

/* Stat chips */
.hero-stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero-stat-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  min-width: 90px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.hero-stat-chip:hover {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
  transform: translateY(-3px);
}
.hero-stat-num {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.hero-stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
  margin-top: 0.2rem;
}

/* CTA buttons row */
.hero-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

/* Hero primary button with shine sweep */
.btn-hero-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, #7c3aed 60%, var(--color-accent) 100%);
  background-size: 200% auto;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  overflow: hidden;
  transition: background-position var(--transition-slow), transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: 0 4px 20px rgba(139,92,246,0.3);
}
.btn-hero-primary:hover {
  background-position: right center;
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(139,92,246,0.55);
}
.btn-hero-shine {
  position: absolute;
  top: 0; left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}
.btn-hero-primary:hover .btn-hero-shine { left: 130%; }

/* Hero outline button */
.btn-hero-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(139,92,246,0.5);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  background: rgba(139,92,246,0.06);
  backdrop-filter: blur(8px);
  transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.btn-hero-outline:hover {
  border-color: var(--color-primary);
  background: rgba(139,92,246,0.14);
  box-shadow: var(--glow-primary);
  transform: translateY(-3px);
}

/* Social row */
.hero-socials {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.hero-socials-label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
.hero-socials-icons {
  display: flex;
  gap: 0.75rem;
}
.hero-social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-glass);
  color: var(--color-text-muted);
  font-size: 1rem;
  backdrop-filter: blur(8px);
  transition: color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base), background var(--transition-base);
}
.hero-social-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-dim);
  box-shadow: var(--glow-primary);
  transform: translateY(-3px) scale(1.08);
}

/* Scroll cue */
.hero-scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: var(--color-text-muted);
  font-size: 0.7rem;
  opacity: 0.6;
  transition: opacity var(--transition-base);
  margin-left: auto;
  animation: scrollBounce 2s ease-in-out infinite;
}
.hero-scroll-cue:hover { opacity: 1; }
.hero-scroll-cue-line {
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, transparent, var(--color-text-muted));
  border-radius: var(--radius-full);
}
@keyframes scrollBounce {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(6px); }
}

/* ── RIGHT COLUMN ── */
.hero-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 540px;
  animation: heroRightIn 1s cubic-bezier(0.16,1,0.3,1) 0.2s both;
}
@keyframes heroRightIn {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── Orbit rings ── */
.hero-orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px dashed rgba(139,92,246,0.2);
  animation: orbitSpin linear infinite;
}
.hero-orbit-outer {
  width: 420px; height: 420px;
  animation-duration: 20s;
}
.hero-orbit-inner {
  width: 280px; height: 280px;
  animation-duration: 14s;
  animation-direction: reverse;
  border-color: rgba(6,182,212,0.18);
}
@keyframes orbitSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* Orbiting icon containers – counter-rotate to keep icons upright */
.hero-orbit-icon {
  position: absolute;
  width: 52px; height: 52px;
  top: 50%; left: 50%;
  margin-top: -26px; margin-left: -26px;
  transform: rotate(var(--orbit-angle)) translateX(210px) rotate(calc(-1 * var(--orbit-angle)));
  animation: orbitCounter linear infinite;
  animation-duration: 20s;
  animation-delay: var(--orbit-delay);
}
.hero-orbit-inner .hero-orbit-icon {
  transform: rotate(var(--orbit-angle)) translateX(140px) rotate(calc(-1 * var(--orbit-angle)));
  animation-duration: 14s;
}
.hero-orbit-icon-sm { width: 42px; height: 42px; margin-top: -21px; margin-left: -21px; }

@keyframes orbitCounter {
  from { transform: rotate(var(--orbit-angle)) translateX(210px) rotate(calc(-1 * var(--orbit-angle))); }
  to   { transform: rotate(calc(var(--orbit-angle) + 360deg)) translateX(210px) rotate(calc(-1 * (var(--orbit-angle) + 360deg))); }
}
.hero-orbit-inner .hero-orbit-icon {
  animation-name: orbitCounterInner;
}
@keyframes orbitCounterInner {
  from { transform: rotate(var(--orbit-angle)) translateX(140px) rotate(calc(-1 * var(--orbit-angle))); }
  to   { transform: rotate(calc(var(--orbit-angle) - 360deg)) translateX(140px) rotate(calc(-1 * (var(--orbit-angle) - 360deg))); }
}

.hero-orbit-icon-inner {
  width: 100%; height: 100%;
  border-radius: var(--radius-md);
  background: var(--color-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}
.hero-orbit-icon-sm .hero-orbit-icon-inner { font-size: 1.1rem; border-radius: var(--radius-sm); color: var(--color-accent); }
.hero-orbit-icon-inner:hover { border-color: var(--color-primary); box-shadow: var(--glow-primary); }

/* ── Central avatar card ── */
.hero-avatar-card {
  position: absolute;
  width: 200px; height: 200px;
  z-index: 2;
}
.hero-avatar-glow {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.35) 0%, transparent 70%);
  animation: avatarGlowPulse 3s ease-in-out infinite alternate;
  z-index: 0;
}
@keyframes avatarGlowPulse {
  from { opacity: 0.4; transform: scale(0.95); }
  to   { opacity: 1;   transform: scale(1.05); }
}
.hero-avatar-img-wrapper {
  position: relative;
  width: 200px; height: 200px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(139,92,246,0.2), rgba(6,182,212,0.2));
  box-shadow: 0 0 0 6px rgba(139,92,246,0.12), var(--glow-primary);
  z-index: 1;
}
.hero-avatar-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  border-radius: 50%;
}
.hero-avatar-initials {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Status pill below avatar */
.hero-avatar-status {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.9rem;
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  border: 1px solid rgba(6,182,212,0.4);
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  backdrop-filter: blur(12px);
  z-index: 3;
}

/* ── Floating glass mini-cards ── */
.hero-float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-md);
  backdrop-filter: blur(16px);
  z-index: 3;
  animation: floatCard 4s ease-in-out infinite alternate;
}
.hero-float-card-tl {
  top: 5%;
  right: 5%;
  animation-delay: 0s;
}
.hero-float-card-br {
  bottom: 10%;
  right: 0%;
  animation-delay: -1.5s;
}
.hero-float-card-bl {
  bottom: 22%;
  left: 0%;
  animation-delay: -0.8s;
}
@keyframes floatCard {
  from { transform: translateY(0); }
  to   { transform: translateY(-10px); }
}
.hero-float-card-icon {
  font-size: 1.35rem;
  flex-shrink: 0;
}
.hero-float-card-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}
.hero-float-card-sub {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .hero-orbit-outer { width: 360px; height: 360px; }
  .hero-orbit-inner { width: 240px; height: 240px; }
  .hero-orbit-icon  { transform: rotate(var(--orbit-angle)) translateX(180px) rotate(calc(-1 * var(--orbit-angle))); }
  .hero-right       { height: 460px; }
}

@media (max-width: 768px) {
  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  .hero-left {
    order: 2;
    align-items: center;
  }
  .hero-right {
    order: 1;
    height: 360px;
  }
  .hero-orbit-outer { width: 300px; height: 300px; }
  .hero-orbit-inner { width: 200px; height: 200px; }
  .hero-orbit-icon  { transform: rotate(var(--orbit-angle)) translateX(150px) rotate(calc(-1 * var(--orbit-angle))); }
  .hero-orbit-inner .hero-orbit-icon {
    transform: rotate(var(--orbit-angle)) translateX(100px) rotate(calc(-1 * var(--orbit-angle)));
  }
  .hero-avatar-card { width: 160px; height: 160px; }
  .hero-avatar-img-wrapper { width: 160px; height: 160px; }
  .hero-float-card-bl { display: none; }
  .hero-stats   { justify-content: center; }
  .hero-cta-row { justify-content: center; }
  .hero-socials { justify-content: center; }
  .hero-bio     { text-align: center; }
  .hero-available-badge { margin-inline: auto; }
}

@media (max-width: 480px) {
  .hero-orbit-outer { width: 240px; height: 240px; }
  .hero-orbit-inner { width: 158px; height: 158px; }
  .hero-orbit-icon  { transform: rotate(var(--orbit-angle)) translateX(120px) rotate(calc(-1 * var(--orbit-angle))); }
  .hero-orbit-inner .hero-orbit-icon {
    transform: rotate(var(--orbit-angle)) translateX(79px) rotate(calc(-1 * var(--orbit-angle)));
  }
  .hero-right { height: 280px; }
  .hero-avatar-card { width: 130px; height: 130px; }
  .hero-avatar-img-wrapper { width: 130px; height: 130px; }
  .hero-float-card-br { display: none; }
  .btn-hero-primary, .btn-hero-outline { width: 100%; justify-content: center; }
  .hero-cta-row { flex-direction: column; }
}

/* ================================================================
   ABOUT SECTION
================================================================ */

/* ── Section wrapper ── */
.about-section {
  position: relative;
  overflow: hidden;
}
.about-section::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,0.07) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* ── Two-column grid ── */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}

/* ════════════ LEFT PANEL ════════════ */
.about-left {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
}

/* Glow ring behind image */
.about-img-glow {
  position: absolute;
  width: 340px; height: 340px;
  border-radius: 24px;
  background: radial-gradient(circle, rgba(139,92,246,0.25) 0%, transparent 70%);
  animation: aboutGlowPulse 4s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes aboutGlowPulse {
  from { transform: scale(0.95); opacity: 0.6; }
  to   { transform: scale(1.08); opacity: 1; }
}

/* Image card */
.about-img-card {
  position: relative;
  width: 320px;
  height: 380px;
  border-radius: 20px;
  overflow: visible;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(139,92,246,0.25);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(139,92,246,0.1);
  transition: box-shadow var(--transition-slow), transform var(--transition-slow);
}
.about-img-card:hover {
  box-shadow: 0 28px 80px rgba(0,0,0,0.6), var(--glow-primary);
  transform: translateY(-6px);
}
.about-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  border-radius: 18px;
}
.about-initials {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Corner accent bars */
.about-img-corner {
  position: absolute;
  width: 40px; height: 40px;
  border-color: var(--color-primary);
  border-style: solid;
  display: block;
}
.about-img-corner-tl {
  top: -5px; left: -5px;
  border-width: 3px 0 0 3px;
  border-radius: 6px 0 0 0;
}
.about-img-corner-br {
  bottom: -5px; right: -5px;
  border-width: 0 3px 3px 0;
  border-radius: 0 0 6px 0;
  border-color: var(--color-accent);
}

/* Floating info chips */
.about-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.65rem 1rem;
  border-radius: 12px;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  z-index: 2;
  animation: chipFloat 4s ease-in-out infinite alternate;
  border: 1px solid var(--color-border);
  min-width: 150px;
}
.about-chip-tr {
  top: 8%;
  right: -2%;
  animation-delay: 0s;
}
.about-chip-bl {
  bottom: 12%;
  left: -4%;
  animation-delay: -2s;
}
@keyframes chipFloat {
  from { transform: translateY(0px); }
  to   { transform: translateY(-8px); }
}
.about-chip-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
}
.about-chip-title {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin: 0 0 1px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.about-chip-value {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

/* Dots grid decoration */
.about-dots-grid {
  position: absolute;
  bottom: 2%;
  right: -2%;
  opacity: 0.6;
  pointer-events: none;
}

/* ════════════ RIGHT PANEL ════════════ */
.about-right {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

/* Intro badge */
.about-intro-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-dim);
  border: 1px solid rgba(139,92,246,0.3);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  width: fit-content;
}

/* Section headline */
.about-headline {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

/* Bio paragraphs */
.about-bio {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.about-bio p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.85;
}
.about-bio strong { font-weight: 700; }

/* Technical interests */
.about-interests {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.about-interests-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0;
}
.about-interests-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.about-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.38rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  transition: color var(--transition-base), border-color var(--transition-base),
              background var(--transition-base), transform var(--transition-base),
              box-shadow var(--transition-base);
  cursor: default;
}
.about-tag:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-dim);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139,92,246,0.2);
}

/* Stats row */
.about-stats-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.about-stat {
  flex: 1;
  min-width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0.75rem;
  border-radius: var(--radius-md);
  text-align: center;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.about-stat::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.about-stat:hover::before { transform: scaleX(1); }
.about-stat:hover {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
  transform: translateY(-4px);
}
.about-stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.about-stat-suffix {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-left: 1px;
}
.about-stat-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
  letter-spacing: 0.03em;
}

/* CTA row */
.about-cta-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-left {
    min-height: 340px;
    order: 1;
    margin-inline: auto;
  }
  .about-right { order: 2; }
  .about-img-card { width: 260px; height: 300px; }
  .about-chip-tr { right: 5%; top: 0; }
  .about-chip-bl { left: 0; bottom: 0; }
}

@media (max-width: 480px) {
  .about-img-card  { width: 220px; height: 260px; }
  .about-chip      { min-width: 130px; padding: 0.5rem 0.75rem; }
  .about-stats-row { gap: 0.6rem; }
  .about-stat      { min-width: 80px; padding: 0.75rem 0.5rem; }
  .about-cta-row   { flex-direction: column; }
  .btn-hero-primary, .btn-hero-outline { width: 100%; justify-content: center; }
}

/* ================================================================
   SKILLS SECTION
================================================================ */

.skill-tab-btn {
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-tab-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

.skill-tab-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: var(--glow-primary);
}

.skill-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.skill-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: var(--glow-accent);
}

.skill-icon-box {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-primary-dim);
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.skill-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.skill-perc {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
}

/* ================================================================
   SERVICES SECTION
================================================================ */

.service-card {
  padding: 2rem;
  text-align: center;
  border-radius: var(--radius-xl);
  transition: all var(--transition-slow);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.service-card:hover {
  transform: translateY(-8px);
  background: rgba(139, 92, 246, 0.08);
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
}

.service-icon-wrapper {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-dim), var(--color-accent-dim));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  position: relative;
}

.service-icon-wrapper::after {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 1px dashed var(--color-primary);
  opacity: 0.3;
  animation: orbitSpin 10s linear infinite;
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text);
}

.service-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ================================================================
   PROJECTS SECTION
================================================================ */

.project-filter-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
}

.project-filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.project-filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  box-shadow: var(--glow-accent);
}

.project-card-premium {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.project-card-premium:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
}

.project-img-box {
  width: 100%;
  height: 200px;
  overflow: hidden;
  position: relative;
  background: var(--color-primary-dim);
}

.project-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card-premium:hover .project-img-box img {
  transform: scale(1.1);
}

.project-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
}

.project-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title-premium {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

.project-desc-premium {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex: 1;
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tech-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-accent);
  border: 1px solid rgba(6, 182, 212, 0.2);
}

.project-links {
  display: flex;
  gap: 1rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.project-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-base);
}

.project-link:hover {
  color: var(--color-primary);
}

/* ================================================================
   CERTIFICATIONS & ACHIEVEMENTS
================================================================ */

.cert-card-premium {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all var(--transition-base);
}

.cert-card-premium:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent);
  box-shadow: var(--glow-accent);
}

.cert-provider {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cert-title-premium {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.cert-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.cert-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ================================================================
   ACHIEVEMENTS CAROUSEL SECTION
================================================================ */
.achievements-section {
  position: relative;
  overflow: hidden;
  background: #090c10;
  padding: 5rem 0;
}

.achievements-header {
  text-align: center;
  margin-bottom: 2rem;
}

.achievements-title {
  font-family: var(--font-heading, 'Poppins', sans-serif);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin: 0;
  line-height: 1.2;
}

.achievements-bar {
  width: 52px;
  height: 4px;
  background: #6366f1;
  border-radius: 9999px;
  margin: 0.75rem auto;
}

.achievements-subtitle {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.95rem;
  color: #94a3b8;
  font-weight: 400;
  margin: 0;
}

/* Carousel wrapper */
.achievements-carousel-wrapper {
  position: relative;
  width: 100%;
}

.achievements-track {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  padding: 1rem 0.5rem 2rem 0.5rem;
  -webkit-overflow-scrolling: touch;
  cursor: grab;
  scrollbar-width: thin;
  scrollbar-color: #6366f1 rgba(255, 255, 255, 0.05);
}

.achievements-track.is-dragging {
  cursor: grabbing;
  user-select: none;
  scroll-behavior: auto;
}

/* Custom Scrollbar */
.achievements-track::-webkit-scrollbar {
  height: 7px;
}

.achievements-track::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 9999px;
  margin-inline: 0.5rem;
}

.achievements-track::-webkit-scrollbar-thumb {
  background: #6366f1;
  border-radius: 9999px;
  transition: background 0.2s ease;
}

.achievements-track::-webkit-scrollbar-thumb:hover {
  background: #818cf8;
}

/* Slide Cards */
.achievement-card-slide {
  flex: 0 0 280px;
  width: 280px;
  max-width: 280px;
  scroll-snap-align: start;
  background: #141720;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.achievement-card-slide:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.6);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65), 0 0 24px rgba(99, 102, 241, 0.2);
}

/* Card Media / Thumbnail */
.achievement-card-media {
  position: relative;
  width: 100%;
  height: 145px;
  background: #090d14;
  overflow: hidden;
  cursor: pointer;
}

.achievement-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.achievement-card-slide:hover .achievement-card-media img {
  transform: scale(1.06);
}

.achievement-media-badge {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, 0.6);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.achievement-card-media:hover .achievement-media-badge {
  opacity: 1;
}

.achievement-media-badge i {
  font-size: 1.1rem;
  color: #818cf8;
}

/* Card Body / Info */
.achievement-card-info {
  padding: 1.15rem 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
  text-align: left;
}

.achievement-tag-year {
  font-size: 0.78rem;
  font-weight: 700;
  color: #6366f1;
  letter-spacing: 0.04em;
  display: inline-block;
}

.achievement-card-heading {
  font-family: var(--font-heading, 'Poppins', sans-serif);
  font-size: 1.02rem;
  font-weight: 700;
  color: #f8fafc;
  line-height: 1.35;
  margin: 0;
}

.achievement-card-org {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.84rem;
  font-weight: 500;
  color: #818cf8;
  margin: 0;
  line-height: 1.3;
}

.achievement-card-description {
  font-family: var(--font-body, 'Inter', sans-serif);
  font-size: 0.8rem;
  color: #94a3b8;
  line-height: 1.5;
  margin: 0.35rem 0 0.5rem 0;
}

.achievement-cert-btn {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: #818cf8;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  width: fit-content;
  transition: all 0.25s ease;
}

.achievement-cert-btn:hover {
  background: rgba(99, 102, 241, 0.25);
  border-color: rgba(99, 102, 241, 0.5);
  color: #c7d2fe;
  transform: translateY(-1px);
}

/* Navigation buttons */
.achievements-nav-btn {
  position: absolute;
  top: calc(50% - 1.25rem);
  transform: translateY(-50%);
  z-index: 15;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  transition: all 0.25s ease;
}

.achievements-nav-btn:hover {
  background: #6366f1;
  border-color: #6366f1;
  color: #ffffff;
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 0 18px rgba(99, 102, 241, 0.6);
}

.achievements-prev-btn {
  left: -20px;
}

.achievements-next-btn {
  right: -20px;
}

@media (max-width: 768px) {
  .achievement-card-slide {
    flex: 0 0 250px;
    width: 250px;
  }
  .achievements-prev-btn {
    left: 4px;
  }
  .achievements-next-btn {
    right: 4px;
  }
}

/* ================================================================
   RESUME SECTION
================================================================ */

.resume-card-premium {
  max-width: 600px;
  margin: 0 auto;
  padding: 3rem 2rem;
  border-radius: var(--radius-2xl);
  text-align: center;
}

.resume-icon-box {
  font-size: 3.5rem;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
  filter: drop-shadow(var(--glow-primary));
}

/* ================================================================
   CONTACT SECTION
================================================================ */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info-premium {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item-premium {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-item-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md);
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.contact-item-premium:hover .contact-item-icon {
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
  transform: scale(1.1);
}

.contact-item-text h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.contact-item-text p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.contact-form-premium {
  padding: 2.5rem;
  border-radius: var(--radius-xl);
}

.form-group-premium {
  margin-bottom: 1.5rem;
}

.form-label-premium {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.form-input-premium {
  width: 100%;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-base);
}

.form-input-premium:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

textarea.form-input-premium {
  resize: vertical;
  min-height: 150px;
}

@media (max-width: 992px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}




/* ================================================================
   ACHIEVEMENT CERTIFICATE THUMBNAILS & LIGHTBOX
================================================================ */

/* ── Certificate thumbnail inside achievement card ── */
.achievement-cert-thumb {
  position: relative;
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 1rem;
  cursor: pointer;
  border: 1px solid rgba(139,92,246,0.15);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.achievement-cert-thumb img {
  display: block;
  width: 100%;
  height: 140px;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.achievement-cert-thumb:hover img {
  transform: scale(1.06);
}
.achievement-cert-thumb:hover {
  border-color: rgba(139,92,246,0.45);
  box-shadow: 0 0 20px rgba(139,92,246,0.12);
}

/* Overlay */
.achievement-cert-overlay {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,0.65);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.achievement-cert-thumb:hover .achievement-cert-overlay {
  opacity: 1;
}
.achievement-cert-overlay i {
  font-size: 1.3rem;
  color: var(--color-primary);
}
.achievement-cert-overlay span {
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Lightbox modal ── */
.cert-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.cert-lightbox.active {
  opacity: 1;
  pointer-events: all;
}

.cert-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2,6,23,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.cert-lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: scale(0.92);
  transition: transform 0.35s cubic-bezier(0.34,1.56,0.64,1);
}
.cert-lightbox.active .cert-lightbox-content {
  transform: scale(1);
}

.cert-lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: 16px;
  border: 1px solid rgba(139,92,246,0.25);
  box-shadow: 0 20px 80px rgba(0,0,0,0.6), 0 0 40px rgba(139,92,246,0.10);
  object-fit: contain;
}

.cert-lightbox-close {
  position: absolute;
  top: -16px; right: -16px;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(139,92,246,0.25);
  border: 1px solid rgba(139,92,246,0.4);
  color: #fff;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s ease, transform 0.25s ease;
  z-index: 2;
}
.cert-lightbox-close:hover {
  background: rgba(139,92,246,0.5);
  transform: scale(1.1);
}

.cert-lightbox-caption {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.7);
  font-family: var(--font-heading);
  text-align: center;
}


/* ================================================================
   CREDLY CREDENTIALS CARD (inside Certifications section)
================================================================ */

.credly-card {
  margin-top: 2.5rem;
}
.credly-card-inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg,
    rgba(20,12,54,0.90) 0%,
    rgba(9,5,28,0.95)   50%,
    rgba(20,12,54,0.88) 100%);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255,140,50,0.18);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s ease, box-shadow 0.35s ease, transform 0.35s ease;
}
.credly-card-inner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #FF6B00, #FF9E40, #FF6B00);
  border-radius: 20px 20px 0 0;
}
.credly-card-inner:hover {
  border-color: rgba(255,140,50,0.42);
  box-shadow: 0 0 40px rgba(255,120,30,0.10), 0 12px 40px rgba(0,0,0,0.30);
  transform: translateY(-3px);
}

/* Icon */
.credly-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(255,107,0,0.10);
  border: 1px solid rgba(255,140,50,0.30);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 18px rgba(255,107,0,0.15);
  transition: box-shadow 0.3s ease;
}
.credly-card-inner:hover .credly-icon-wrap {
  box-shadow: 0 0 28px rgba(255,107,0,0.30);
}
.credly-logo {
  color: #FF6B00;
  width: 28px; height: 28px;
}

/* Text */
.credly-text {
  flex: 1;
  min-width: 0;
}
.credly-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  font-family: var(--font-heading);
  margin-bottom: 0.2rem;
}
.credly-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Button */
.credly-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #FF6B00, #E85D00);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  font-family: var(--font-heading);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  transition: transform 0.28s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.28s ease;
  box-shadow: 0 4px 20px rgba(255,107,0,0.30);
}
.credly-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.14), transparent);
  opacity: 0;
  transition: opacity 0.28s ease;
}
.credly-btn:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 32px rgba(255,107,0,0.50), 0 0 0 1px rgba(255,140,50,0.35);
}
.credly-btn:hover::before { opacity: 1; }
.credly-btn:active { transform: translateY(0) scale(0.97); }

.credly-btn-icon {
  width: 16px; height: 16px;
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 640px) {
  .credly-card-inner {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
    padding: 1.5rem;
  }
  .credly-btn { width: 100%; justify-content: center; }
}


/* ================================================================
   GITHUB CONTRIBUTIONS SECTION
================================================================ */

.gh-section {
  background: var(--color-bg);
  position: relative;
}
.gh-section::before {
  content: '';
  position: absolute;
  top: 10%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Main calendar glass card ── */
.gh-card {
  background: linear-gradient(135deg,
    rgba(20,12,54,0.92) 0%,
    rgba(9,5,28,0.96)   50%,
    rgba(20,12,54,0.90) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(139,92,246,0.22);
  border-radius: 24px;
  padding: 2rem 2.5rem 2.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color 0.4s ease, box-shadow 0.4s ease;
}
.gh-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent), var(--color-primary));
  border-radius: 24px 24px 0 0;
}
.gh-card::after {
  content: '';
  position: absolute;
  top: -60%; left: -20%; right: -20%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(139,92,246,0.045) 0%, transparent 70%);
  pointer-events: none;
}
.gh-card:hover {
  border-color: rgba(139,92,246,0.42);
  box-shadow: 0 0 50px rgba(139,92,246,0.12), 0 20px 60px rgba(0,0,0,0.35);
}

/* Card header row */
.gh-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.gh-card-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--color-primary-dim);
  border: 1px solid rgba(139,92,246,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  box-shadow: 0 0 16px rgba(139,92,246,0.2);
}
.gh-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  font-family: var(--font-heading);
  margin-bottom: 0.2rem;
}
.gh-card-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

/* ── Skeleton loader ── */
.gh-skeleton {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0.5rem 0;
}
.gh-skel-row {
  height: 14px;
  border-radius: 6px;
  background: linear-gradient(90deg,
    rgba(255,255,255,0.04) 25%,
    rgba(255,255,255,0.09) 50%,
    rgba(255,255,255,0.04) 75%);
  background-size: 200% 100%;
  animation: gh-shimmer 1.6s ease-in-out infinite;
}
.gh-skel-row:nth-child(1) { width: 100%; animation-delay: 0s;    }
.gh-skel-row:nth-child(2) { width: 85%;  animation-delay: 0.2s;  }
.gh-skel-row:nth-child(3) { width: 65%;  animation-delay: 0.4s;  }

@keyframes gh-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Calendar overrides (match dark theme) ── */
/* ── Calendar container ── */
.gh-calendar-wrap {
  overflow-x: auto;
  padding: 0.5rem 0 0;
  border-radius: 12px;
  background: transparent;
}

/* ── Hide the library's accessibility skip-link (shows as raw text) ── */
.gh-calendar-wrap a[href*="year-list"],
.gh-calendar-wrap h2,
.calendar a[href*="year-list"],
.calendar h2,
.contrib-column-header h2 {
  display: none !important;
}

/* ── ONLY outer containers get transparent background ── */
.gh-calendar-wrap,
.gh-calendar-wrap > div,
.calendar,
.calendar > div,
.calendar table,
.calendar thead,
.calendar tbody,
.calendar tr {
  background-color: transparent !important;
  border-color: transparent !important;
}

/* ── SVG background ── */
.gh-calendar-wrap svg,
.calendar svg {
  background: transparent !important;
  display: block;
  width: 100% !important;
  height: auto !important;
}

/* ── All text / labels ── */
.gh-calendar-wrap text,
.gh-calendar-wrap tspan,
.calendar text,
.calendar tspan {
  fill: rgba(160,140,220,0.70) !important;
  font-family: var(--font-body) !important;
  font-size: 11px !important;
}

/* Summary "X contributions" line */
.gh-calendar-wrap .contrib-number,
.calendar .contrib-number {
  color: rgba(200,185,255,0.9) !important;
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  background: transparent !important;
}

/* ─── Contribution cells – SVG rect mode (data-level attribute) ─── */
.calendar rect[data-level="0"],
.gh-calendar-wrap rect[data-level="0"] {
  fill: rgba(255,255,255,0.07) !important;
}
.calendar rect[data-level="1"],
.gh-calendar-wrap rect[data-level="1"] {
  fill: rgba(139,92,246,0.32) !important;
}
.calendar rect[data-level="2"],
.gh-calendar-wrap rect[data-level="2"] {
  fill: rgba(139,92,246,0.55) !important;
}
.calendar rect[data-level="3"],
.gh-calendar-wrap rect[data-level="3"] {
  fill: rgba(139,92,246,0.78) !important;
}
.calendar rect[data-level="4"],
.gh-calendar-wrap rect[data-level="4"] {
  fill: #8b5cf6 !important;
  filter: drop-shadow(0 0 3px rgba(139,92,246,0.75));
}

/* ─── Contribution cells – TABLE td mode ─── */
.calendar td[data-level="0"],
.gh-calendar-wrap td[data-level="0"],
.calendar .ContributionCalendar-day[data-level="0"] {
  background-color: rgba(255,255,255,0.07) !important;
  border-color: rgba(255,255,255,0.04) !important;
}
.calendar td[data-level="1"],
.gh-calendar-wrap td[data-level="1"],
.calendar .ContributionCalendar-day[data-level="1"] {
  background-color: rgba(139,92,246,0.32) !important;
}
.calendar td[data-level="2"],
.gh-calendar-wrap td[data-level="2"],
.calendar .ContributionCalendar-day[data-level="2"] {
  background-color: rgba(139,92,246,0.55) !important;
}
.calendar td[data-level="3"],
.gh-calendar-wrap td[data-level="3"],
.calendar .ContributionCalendar-day[data-level="3"] {
  background-color: rgba(139,92,246,0.78) !important;
}
.calendar td[data-level="4"],
.gh-calendar-wrap td[data-level="4"],
.calendar .ContributionCalendar-day[data-level="4"] {
  background-color: #8b5cf6 !important;
  box-shadow: 0 0 6px rgba(139,92,246,0.65) !important;
}

/* Legend */
.calendar .contrib-legend,
.gh-calendar-wrap .contrib-legend {
  background: transparent !important;
}

/* Fill full width */
.calendar .calendar-graph,
.gh-calendar-wrap .calendar-graph {
  width: 100% !important;
}



/* ── Error state ── */
.gh-error {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  background: rgba(239,68,68,0.07);
  border: 1px solid rgba(239,68,68,0.22);
  color: rgba(239,68,68,0.85);
  font-size: 0.82rem;
}
.gh-error a {
  color: var(--color-accent);
  text-decoration: underline;
}

/* ── Stats grid ── */
.gh-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Stat card */
.gh-stat-card {
  background: linear-gradient(145deg,
    rgba(20,12,54,0.88) 0%,
    rgba(9,5,28,0.94)   100%);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: 16px;
  padding: 1.25rem 1rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.32s cubic-bezier(0.34,1.56,0.64,1),
              border-color 0.32s ease,
              box-shadow 0.32s ease;
  cursor: default;
}
.gh-stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity 0.32s ease;
}
.gh-stat-card:hover {
  transform: translateY(-6px);
  border-color: rgba(139,92,246,0.5);
  box-shadow: 0 12px 35px rgba(139,92,246,0.18), 0 0 0 1px rgba(139,92,246,0.1);
}
.gh-stat-card:hover::before { opacity: 1; }

.gh-stat-icon {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: block;
  transition: color 0.32s ease;
}
.gh-stat-card:hover .gh-stat-icon { color: var(--color-accent); }

.gh-stat-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-text);
  font-family: var(--font-heading);
  line-height: 1.1;
  margin-bottom: 0.25rem;
}
.gh-stat-label {
  font-size: 0.67rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* Skeleton stat cards */
.gh-stat-skeleton {
  height: 108px;
  border-radius: 16px;
  background: linear-gradient(90deg,
    rgba(255,255,255,0.03) 25%,
    rgba(255,255,255,0.07) 50%,
    rgba(255,255,255,0.03) 75%);
  background-size: 200% 100%;
  animation: gh-shimmer 1.6s ease-in-out infinite;
  border: 1px solid rgba(255,255,255,0.05);
}
.gh-stat-skeleton:nth-child(2) { animation-delay: 0.15s; }
.gh-stat-skeleton:nth-child(3) { animation-delay: 0.3s;  }
.gh-stat-skeleton:nth-child(4) { animation-delay: 0.45s; }

/* ── CTA Button ── */
.gh-cta {
  display: flex;
  justify-content: center;
  margin-top: 2.25rem;
}
.gh-profile-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 2rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), #6d28d9);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  font-family: var(--font-heading);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform 0.28s cubic-bezier(0.34,1.56,0.64,1),
              box-shadow 0.28s ease;
  box-shadow: 0 4px 24px rgba(139,92,246,0.35);
}
.gh-profile-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.12), transparent);
  opacity: 0;
  transition: opacity 0.28s ease;
}
.gh-profile-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 40px rgba(139,92,246,0.55), 0 0 0 1px rgba(139,92,246,0.4);
}
.gh-profile-btn:hover::before { opacity: 1; }
.gh-profile-btn:active { transform: translateY(0) scale(0.98); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .gh-stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .gh-card { padding: 1.25rem; }
  .gh-card-header { flex-direction: column; gap: 0.75rem; }
  .gh-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
  .gh-stat-value  { font-size: 1.3rem; }
}
@media (max-width: 400px) {
  .gh-stats-grid { grid-template-columns: 1fr 1fr; }
}


/* ================================================================
   EDUCATION SECTION – THEMED CARDS
================================================================ */

.edu-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .edu-cards-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    gap: 1.1rem;
  }
}

.edu-card {
  background: rgba(15, 23, 42, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.45rem 1.7rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.28);
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.edu-card:hover {
  transform: translateY(-4px);
  background: rgba(139, 92, 246, 0.06);
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
}

.edu-card-school {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.35rem 0;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.edu-card-year {
  color: var(--color-accent);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  margin: 0 0 0.4rem 0;
  letter-spacing: 0.02em;
}

.edu-card-degree {
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 400;
  line-height: 1.45;
  margin: 0;
}

/* ================================================================
   CHATBOT WIDGET STYLES
================================================================ */

/* ---------------------------------------------------------------
   Floating Action Button (FAB)
--------------------------------------------------------------- */
.chatbot-fab {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(139, 92, 246, 0.4);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  overflow: visible;
}
.chatbot-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 32px rgba(139, 92, 246, 0.55);
}
.chatbot-fab:active {
  transform: scale(0.95);
}

/* Icon toggle */
.chatbot-fab-icon {
  position: absolute;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.chatbot-fab-icon--close {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}
.chatbot-fab.chatbot-fab--open .chatbot-fab-icon--chat {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}
.chatbot-fab.chatbot-fab--open .chatbot-fab-icon--close {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Pulse ring */
.chatbot-fab-pulse {
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-primary);
  opacity: 0;
  animation: chatbot-pulse 2.5s ease-out infinite;
}
@keyframes chatbot-pulse {
  0%   { opacity: 0.6; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.5); }
}
.chatbot-fab.chatbot-fab--open .chatbot-fab-pulse {
  animation: none;
  opacity: 0;
}

/* Notification badge */
.chatbot-fab-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.chatbot-fab-badge.hidden {
  opacity: 0;
  transform: scale(0);
}

/* Move scroll-to-top button when chatbot FAB is present */
#scroll-top-btn {
  bottom: 6rem !important;
}

/* ---------------------------------------------------------------
   Chat Window
--------------------------------------------------------------- */
.chatbot-window {
  position: fixed;
  bottom: 6rem;
  right: 1.5rem;
  z-index: 999;
  width: 380px;
  max-height: 540px;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: rgba(5, 13, 34, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5), 0 0 32px rgba(139, 92, 246, 0.1);
  overflow: hidden;
  /* Hidden state */
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.chatbot-window.chatbot-window--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.chatbot-window[aria-hidden="true"] {
  visibility: hidden;
}
.chatbot-window[aria-hidden="false"] {
  visibility: visible;
}

/* ---------------------------------------------------------------
   Chat Header
--------------------------------------------------------------- */
.chatbot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(6, 182, 212, 0.1));
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}
.chatbot-header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.chatbot-avatar {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}
.chatbot-avatar-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: #22c55e;
  border: 2px solid rgba(5, 13, 34, 0.92);
}
.chatbot-header-title {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.2;
}
.chatbot-header-status {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  line-height: 1.2;
}
.chatbot-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.chatbot-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text);
}

/* ---------------------------------------------------------------
   Messages Area
--------------------------------------------------------------- */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 300px;
  max-height: 380px;
  scrollbar-width: thin;
  scrollbar-color: rgba(139, 92, 246, 0.3) transparent;
}
.chatbot-messages::-webkit-scrollbar {
  width: 5px;
}
.chatbot-messages::-webkit-scrollbar-track {
  background: transparent;
}
.chatbot-messages::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-full);
}

/* Message bubbles */
.chatbot-msg {
  max-width: 85%;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  line-height: 1.55;
  word-wrap: break-word;
  animation: chatbot-msg-in 0.3s ease forwards;
}
@keyframes chatbot-msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Bot messages */
.chatbot-msg--bot {
  align-self: flex-start;
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.chatbot-msg--bot p { margin-bottom: 0.4rem; }
.chatbot-msg--bot p:last-child { margin-bottom: 0; }
.chatbot-msg--bot strong { color: var(--color-primary); font-weight: 600; }
.chatbot-msg--bot a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.chatbot-msg--bot a:hover { color: var(--color-primary); }
.chatbot-msg--bot ul, .chatbot-msg--bot ol {
  margin: 0.3rem 0;
  padding-left: 1.2rem;
}
.chatbot-msg--bot li { margin-bottom: 0.2rem; }
.chatbot-msg--bot code {
  background: rgba(139, 92, 246, 0.15);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.78rem;
}

/* User messages */
.chatbot-msg--user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  color: #fff;
  border: none;
}

/* Typing indicator */
.chatbot-typing {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.7rem 1rem;
  background: var(--color-glass);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  animation: chatbot-msg-in 0.3s ease forwards;
}
.chatbot-typing-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-text-muted);
  animation: chatbot-bounce 1.4s ease-in-out infinite;
}
.chatbot-typing-dot:nth-child(2) { animation-delay: 0.16s; }
.chatbot-typing-dot:nth-child(3) { animation-delay: 0.32s; }
@keyframes chatbot-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30%           { transform: translateY(-6px); opacity: 1; }
}

/* Quick-reply chips */
.chatbot-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.chatbot-chip {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(139, 92, 246, 0.35);
  background: rgba(139, 92, 246, 0.08);
  color: var(--color-primary);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}
.chatbot-chip:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---------------------------------------------------------------
   Input Bar
--------------------------------------------------------------- */
.chatbot-input-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--color-border);
  background: rgba(2, 6, 23, 0.6);
  flex-shrink: 0;
}
.chatbot-input {
  flex: 1;
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.82rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.chatbot-input::placeholder {
  color: var(--color-text-muted);
}
.chatbot-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}
.chatbot-send {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  flex-shrink: 0;
}
.chatbot-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.chatbot-send:not(:disabled):hover {
  transform: scale(1.08);
}
.chatbot-send:not(:disabled):active {
  transform: scale(0.95);
}

/* ---------------------------------------------------------------
   Chatbot Responsive
--------------------------------------------------------------- */
@media (max-width: 480px) {
  .chatbot-window {
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    max-height: 100dvh;
    height: 100dvh;
    border-radius: 0;
    transform: translateY(100%);
  }
  .chatbot-window.chatbot-window--open {
    transform: translateY(0);
  }
  .chatbot-messages {
    max-height: none;
    flex: 1;
  }
  .chatbot-fab {
    bottom: 1rem;
    right: 1rem;
    width: 54px;
    height: 54px;
    font-size: 1.2rem;
  }
  #scroll-top-btn {
    bottom: 5rem !important;
  }
}

/* ================================================================
   TOTAL VISITORS COUNTER (Footer)
   Dark futuristic glassmorphism design
================================================================ */
.visitor-counter-card {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.15rem 2.25rem;
  min-width: 160px;
  border-radius: var(--radius-lg);
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.07);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.visitor-counter-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), var(--color-accent), transparent);
  opacity: 0.7;
  transition: opacity var(--transition-base), left var(--transition-base), right var(--transition-base);
}

.visitor-counter-card:hover {
  transform: translateY(-3px);
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5), 0 0 24px rgba(139, 92, 246, 0.25);
}

.visitor-counter-card:hover::before {
  opacity: 1;
  left: 5%;
  right: 5%;
}

.visitor-counter-icon {
  font-size: 1.2rem;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
  line-height: 1;
  filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.55));
  transition: transform var(--transition-base), filter var(--transition-base);
}

.visitor-counter-card:hover .visitor-counter-icon {
  transform: scale(1.12);
  filter: drop-shadow(0 0 14px rgba(6, 182, 212, 0.85));
}

.visitor-counter-number {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.03em;
  background: linear-gradient(135deg, #F8FAFC 20%, #C084FC 60%, var(--color-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  min-height: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.visitor-counter-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
}

.visitor-skeleton {
  display: inline-block;
  width: 60px;
  height: 1.4rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 25%, rgba(255, 255, 255, 0.12) 50%, rgba(255, 255, 255, 0.04) 75%);
  background-size: 200% 100%;
  animation: visitorSkeletonShimmer 1.5s ease-in-out infinite;
}

@keyframes visitorSkeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.visitor-number-animate {
  animation: visitorNumberPop 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes visitorNumberPop {
  0% {
    opacity: 0;
    transform: scale(0.92) translateY(4px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: blur(0);
  }
}

@media (max-width: 640px) {
  .visitor-counter-card {
    padding: 1rem 1.75rem;
    min-width: 140px;
  }
  .visitor-counter-number {
    font-size: 1.5rem;
    min-height: 1.8rem;
  }
  .visitor-counter-icon {
    font-size: 1.05rem;
  }
  .visitor-counter-label {
    font-size: 0.68rem;
  }
}

/* ================================================================
   LANGUAGES SECTION (Simple & Clean Resume-Style)
================================================================ */
.languages-section {
  position: relative;
}

.languages-wrapper {
  max-width: 820px;
  margin-inline: auto;
}

.languages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

@media (min-width: 768px) {
  .languages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 1.75rem;
  }
}

.language-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  transition: background var(--transition-base), border-color var(--transition-base);
}

.language-row:hover {
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(139, 92, 246, 0.35);
}

.language-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

.language-proficiency {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.2rem 0.7rem;
  border-radius: 9999px;
  letter-spacing: 0.01em;
  transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.language-row:hover .language-proficiency {
  color: var(--color-accent);
  border-color: rgba(6, 182, 212, 0.25);
  background: rgba(6, 182, 212, 0.05);
}