:root {
  /* Core palette */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary-color: #64748b;
  --accent-color: #f59e0b;
  --background-color: #f4f6ff;
  --surface-color: #eef1fb;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-tertiary: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.55);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);

  /* Liquid glass */
  --glass-bg: rgba(255, 255, 255, 0.58);
  --glass-border: rgba(255, 255, 255, 0.52);
  --glass-blur: blur(22px) saturate(190%) brightness(1.02);
  --glass-shadow:
    0 8px 32px rgba(31, 38, 135, 0.10),
    inset 0 1.5px 0 rgba(255, 255, 255, 0.75),
    inset 0 -1px 0 rgba(255, 255, 255, 0.12);

  /* Gradient orb colours (light mode — soft) */
  --orb-indigo: rgba(99, 102, 241, 0.20);
  --orb-purple: rgba(168, 85, 247, 0.16);
  --orb-blue:   rgba(59, 130, 246, 0.18);
  --orb-pink:   rgba(236, 72, 153, 0.11);
  --orb-teal:   rgba(20, 184, 166, 0.13);

  /* Legacy compat */
  --shadow-light:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-medium: 0 4px 6px rgba(0,0,0,0.09);
  --shadow-large:  0 10px 25px rgba(0,0,0,0.10);
  --card-color: rgba(255, 255, 255, 0.58);
}

[data-theme="dark"] {
  --primary-color: #6366f1;
  --primary-dark: #4f46e5;
  --secondary-color: #94a3b8;
  --accent-color: #fbbf24;
  --background-color: #08081a;
  --surface-color: #0d0d24;
  --card-color: rgba(255,255,255,0.06);
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-tertiary: #94a3b8;
  --border-color: rgba(255, 255, 255, 0.10);

  --glass-bg: rgba(255, 255, 255, 0.055);
  --glass-border: rgba(255, 255, 255, 0.11);
  --glass-blur: blur(28px) saturate(220%) brightness(1.08);
  --glass-shadow:
    0 8px 40px rgba(0, 0, 0, 0.50),
    inset 0 1.5px 0 rgba(255, 255, 255, 0.13),
    inset 0 -1px 0 rgba(0, 0, 0, 0.25);

  /* Gradient orb colours (dark mode — vivid) */
  --orb-indigo: rgba(99, 102, 241, 0.42);
  --orb-purple: rgba(168, 85, 247, 0.36);
  --orb-blue:   rgba(59, 130, 246, 0.38);
  --orb-pink:   rgba(236, 72, 153, 0.26);
  --orb-teal:   rgba(20, 184, 166, 0.28);

  --shadow-light:  0 1px 3px rgba(0,0,0,0.30);
  --shadow-medium: 0 4px 6px rgba(0,0,0,0.30);
  --shadow-large:  0 10px 25px rgba(0,0,0,0.45);
}

/* ─── Reset & Base ─────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-color);
  transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ─── Liquid Glass helper ───────────────────────────────────── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* ─── Navigation ────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 1px 24px rgba(31, 38, 135, 0.07), inset 0 -1px 0 rgba(255,255,255,0.30);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-brand .material-icons {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.25s ease;
  padding: 0.45rem 0.85rem;
  border-radius: 10px;
}

.nav-link:hover {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.10);
}

.nav-link .material-icons {
  font-size: 1rem;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle, .mobile-menu-toggle {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 10px;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover, .mobile-menu-toggle:hover {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.30);
}

.mobile-menu-toggle {
  display: none;
}

/* ─── Hero ──────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 72% 60% at 12% 44%, var(--orb-indigo) 0%, transparent 100%),
    radial-gradient(ellipse 56% 52% at 88% 18%, var(--orb-purple) 0%, transparent 100%),
    radial-gradient(ellipse 62% 58% at 62% 90%, var(--orb-blue)   0%, transparent 100%),
    radial-gradient(ellipse 40% 45% at 95% 75%, var(--orb-teal)   0%, transparent 100%),
    var(--background-color);
}

/* Subtle mesh grid overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%236366f1" stroke-width="0.3" opacity="0.15"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') center/100px 100px;
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 600px;
  line-height: 1.75;
}

.highlight {
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  box-shadow: 0 4px 20px rgba(102, 126, 234, 0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(102, 126, 234, 0.55), inset 0 1px 0 rgba(255,255,255,0.25);
}

.btn-secondary {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.72);
  transform: translateY(-2px);
}

[data-theme="dark"] .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.10);
}

/* ─── Social Links ──────────────────────────────────────────── */
.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: var(--glass-shadow);
}

.social-link:hover {
  color: var(--primary-color);
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.22), inset 0 1px 0 rgba(255,255,255,0.7);
}

/* ─── Profile Card ──────────────────────────────────────────── */
.profile-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 28px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

/* Specular shimmer at top-left corner */
.profile-card::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 16px;
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.9), transparent);
  pointer-events: none;
}

.profile-image-container {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto;
}

.profile-image {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid rgba(255, 255, 255, 0.55);
  transition: all 0.3s ease;
}

.profile-glow {
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  background: var(--gradient-primary);
  border-radius: 50%;
  opacity: 0;
  transition: all 0.4s ease;
  z-index: -1;
}

.profile-image-container:hover .profile-glow {
  opacity: 0.35;
  transform: scale(1.12);
}

.profile-image-container:hover .profile-image {
  transform: scale(1.05);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  color: var(--text-tertiary);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40%  { transform: translateX(-50%) translateY(-10px); }
  60%  { transform: translateX(-50%) translateY(-5px); }
}

/* ─── Section shared styles ─────────────────────────────────── */
section { padding: 5rem 0; }

.section-title {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: 2.4rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  justify-content: center;
}

.section-title .material-icons {
  font-size: 2.4rem;
  color: var(--primary-color);
}

/* ─── About ─────────────────────────────────────────────────── */
.about {
  background:
    radial-gradient(ellipse 55% 70% at 80% 40%, var(--orb-purple) 0%, transparent 100%),
    radial-gradient(ellipse 60% 50% at 15% 70%, var(--orb-pink)   0%, transparent 100%),
    var(--surface-color);
}

.about-content {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.about-description {
  font-size: 1.08rem;
  line-height: 1.85;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.stat-item {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 2rem 1rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.7), transparent);
}

.stat-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(31, 38, 135, 0.16), inset 0 1.5px 0 rgba(255,255,255,0.80);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9rem;
}

/* ─── Experience / Timeline ─────────────────────────────────── */
.experience {
  background:
    radial-gradient(ellipse 55% 60% at 10% 30%, var(--orb-blue)   0%, transparent 100%),
    radial-gradient(ellipse 50% 55% at 88% 68%, var(--orb-indigo) 0%, transparent 100%),
    var(--background-color);
}

.timeline {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--orb-indigo), var(--orb-purple), var(--orb-blue));
  transform: translateX(-50%);
  opacity: 0.6;
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
}

.timeline-item:nth-child(odd) {
  flex-direction: row-reverse;
}

.timeline-content {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1.75rem;
  border-radius: 20px;
  width: calc(50% - 2rem);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.timeline-content::after {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.72), transparent);
}

.timeline-content:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(31, 38, 135, 0.16), inset 0 1.5px 0 rgba(255,255,255,0.82);
}

.timeline-marker {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 16px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 50%;
  border: 3px solid var(--background-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.30);
  z-index: 1;
}

.timeline-company {
  font-size: 1.15rem;
  font-weight: 700;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.35rem;
}

.timeline-position {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.timeline-duration {
  color: var(--text-tertiary);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.timeline-highlights {
  list-style: none;
}

.timeline-highlights li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-size: 0.93rem;
}

.timeline-highlights li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* ─── Skills ────────────────────────────────────────────────── */
.skills {
  background:
    radial-gradient(ellipse 62% 55% at 72% 22%, var(--orb-indigo) 0%, transparent 100%),
    radial-gradient(ellipse 52% 60% at 22% 78%, var(--orb-teal)   0%, transparent 100%),
    var(--surface-color);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem;
}

.skill-category {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1.75rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.skill-category::after {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.72), transparent);
}

.skill-category:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(31, 38, 135, 0.14), inset 0 1.5px 0 rgba(255,255,255,0.82);
}

.skill-category h3 {
  font-weight: 700;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tag {
  background: rgba(99, 102, 241, 0.09);
  color: var(--text-secondary);
  padding: 0.4rem 0.9rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid rgba(99, 102, 241, 0.14);
  transition: all 0.25s ease;
}

.skill-tag:hover {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.35);
}

/* ─── Projects ──────────────────────────────────────────────── */
.projects {
  background:
    radial-gradient(ellipse 55% 52% at 18% 28%, var(--orb-purple) 0%, transparent 100%),
    radial-gradient(ellipse 60% 55% at 82% 72%, var(--orb-pink)   0%, transparent 100%),
    var(--background-color);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.75rem;
}

.project-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.35s ease;
  position: relative;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

/* specular shimmer */
.project-card::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 16px;
  width: 55%;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.85), transparent);
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 50px rgba(31, 38, 135, 0.18), inset 0 1.5px 0 rgba(255,255,255,0.85);
}

.project-content {
  padding: 1.75rem;
}

.project-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
  color: var(--text-primary);
}

.project-description {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-size: 0.94rem;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.tech-tag {
  background: rgba(99, 102, 241, 0.09);
  color: var(--primary-color);
  padding: 0.2rem 0.65rem;
  border-radius: 10px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid rgba(99, 102, 241, 0.18);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.25s ease;
}

.project-link:hover {
  transform: translateX(5px);
}

/* ─── Education ─────────────────────────────────────────────── */
.education {
  background:
    radial-gradient(ellipse 65% 55% at 86% 40%, var(--orb-blue)   0%, transparent 100%),
    radial-gradient(ellipse 55% 60% at 12% 65%, var(--orb-indigo) 0%, transparent 100%),
    var(--surface-color);
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  max-width: 860px;
  margin: 0 auto;
}

.education-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1.75rem;
  border-radius: 20px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.education-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-secondary);
  border-radius: 20px 20px 0 0;
}

.education-card::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 16px;
  width: 50%;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,255,255,0.80), transparent);
}

.education-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(31, 38, 135, 0.15), inset 0 1.5px 0 rgba(255,255,255,0.80);
}

.education-degree {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.education-institution {
  font-weight: 600;
  margin-bottom: 0.4rem;
  background: var(--gradient-secondary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.education-duration {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* Education links */
.education-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.education-card-link .education-card {
  cursor: pointer;
}

.education-card-link .education-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px rgba(31, 38, 135, 0.16), inset 0 1.5px 0 rgba(255,255,255,0.82);
}

.education-link-indicator {
  position: absolute;
  top: 1rem;
  right: 1rem;
  color: var(--primary-color);
  opacity: 0;
  transition: all 0.3s ease;
}

.education-card-link:hover .education-link-indicator {
  opacity: 1;
  transform: translateX(-4px);
}

/* ─── Contact ────────────────────────────────────────────────── */
.contact {
  background:
    radial-gradient(ellipse 60% 65% at 28% 28%, var(--orb-purple) 0%, transparent 100%),
    radial-gradient(ellipse 52% 55% at 78% 72%, var(--orb-teal)   0%, transparent 100%),
    var(--surface-color);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 1.4rem;
  border-radius: 18px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.contact-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 12px;
  right: 12px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.70), transparent);
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(31, 38, 135, 0.14), inset 0 1.5px 0 rgba(255,255,255,0.80);
}

.contact-item .material-icons {
  font-size: 1.8rem;
  background: var(--gradient-primary);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.contact-item h3 {
  font-weight: 600;
  margin-bottom: 0.2rem;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.contact-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.contact-form {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  padding: 2rem;
  border-radius: 20px;
  position: relative;
  overflow: hidden;
}

.contact-form::after {
  content: '';
  position: absolute;
  top: 0;
  left: 16px;
  right: 16px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.72), transparent);
}

.form-group {
  position: relative;
  margin-bottom: 1.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 3rem;
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.30);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.93rem;
  transition: all 0.3s ease;
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group textarea {
  background: rgba(255, 255, 255, 0.05);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: rgba(99, 102, 241, 0.50);
  background: rgba(255, 255, 255, 0.50);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group textarea:focus {
  background: rgba(255, 255, 255, 0.08);
}

.form-group .material-icons {
  position: absolute;
  left: 1rem;
  top: 0.9rem;
  color: var(--text-tertiary);
  font-size: 1.1rem;
}

/* ─── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--glass-border);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.footer-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social .social-link {
  width: 38px;
  height: 38px;
  border-radius: 10px;
}

.footer-credits {
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

.footer-credits .material-icons {
  font-size: 1rem;
  margin: 0 0.25rem;
}

/* ─── Loading Spinner ───────────────────────────────────────── */
.loading-spinner {
  position: fixed;
  inset: 0;
  background: var(--background-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.3s ease;
}

.loading-spinner.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(99, 102, 241, 0.15);
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* ─── Animations ────────────────────────────────────────────── */
.fade-in-up {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeInUp 0.65s ease forwards;
}

.fade-in-up:nth-child(1) { animation-delay: 0.10s; }
.fade-in-up:nth-child(2) { animation-delay: 0.20s; }
.fade-in-up:nth-child(3) { animation-delay: 0.30s; }
.fade-in-up:nth-child(4) { animation-delay: 0.42s; }
.fade-in-up:nth-child(5) { animation-delay: 0.54s; }

@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .mobile-menu-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    padding: 1.5rem;
    gap: 0.5rem;
    transform: translateY(-110vh);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .nav-menu.active { transform: translateY(0); }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .timeline::before { left: 2rem; }

  .timeline-item {
    flex-direction: column !important;
    align-items: flex-start;
    padding-left: 4rem;
  }

  .timeline-content { width: 100%; }
  .timeline-marker  { left: 2rem; }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .section-title { font-size: 2rem; }
  .container     { padding: 0 1rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; width: 100%; }
  .btn { width: 100%; justify-content: center; }
  .social-links { justify-content: center; }

  .skills-grid,
  .projects-grid { grid-template-columns: 1fr; }

  .about-stats { grid-template-columns: 1fr; }

  .profile-image-container {
    width: 150px;
    height: 150px;
  }
}