@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg: #ffffff;
  --bg-secondary: #f9fafb;
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.15);
  --gradient: linear-gradient(135deg, #2563eb, #7c3aed);
  --gradient-text: linear-gradient(135deg, #2563eb, #7c3aed);
  --border: #e5e7eb;
  --card-bg: #ffffff;
  --card-border: #f3f4f6;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-full: 9999px;
  --shadow-hover: 0 8px 25px rgba(37, 99, 235, 0.1);
  --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --bg: #09090b;
  --bg-secondary: #111113;
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --accent: #3b82f6;
  --accent-hover: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.2);
  --gradient: linear-gradient(135deg, #3b82f6, #a855f7);
  --gradient-text: linear-gradient(135deg, #60a5fa, #c084fc);
  --border: #27272a;
  --card-bg: #131316;
  --card-border: #1e1e22;
  --shadow-hover: 0 8px 25px rgba(59, 130, 246, 0.15);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.08);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, var(--accent-glow), transparent);
  pointer-events: none;
  z-index: -1;
}

/* Layout */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 5vw, 2rem);
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  transition: background-color var(--transition), border-color var(--transition);
}
.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}
.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: rotate(20deg);
  box-shadow: 0 0 15px var(--accent-glow);
}

/* Sections */
.section {
  padding: clamp(3rem, 8vw, 5rem) 0;
  border-bottom: 1px solid var(--border);
}
.section:last-child { border-bottom: none; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}
.section-title {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Hero */
.hero {
  padding: clamp(4rem, 10vw, 7rem) 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.5;
}
.hero-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}
.hero-text {
  flex: 1;
}
.hero-text .hero-links {
  justify-content: flex-start;
}
.hero-img {
  width: 380px;
  height: 440px;
  object-fit: cover;
  object-position: center top;
  border: none;
  background: none;
  padding: 0;
  flex-shrink: 0;
  margin-left: -2rem;
  border-radius: 0 0 40% 40%;
  animation: float 6s ease-in-out infinite;
  filter: drop-shadow(0 0 8px var(--accent)) drop-shadow(0 10px 25px rgba(0,0,0,0.15)) brightness(1.15) contrast(1.05);
  position: relative;
  z-index: 1;
  transition: transform 0.4s ease, filter 0.4s ease;
}
.hero-img:hover {
  transform: scale(1.04) rotate(1deg);
  filter: drop-shadow(0 20px 40px var(--accent-glow)) brightness(1.2) contrast(1.05);
}
.hero-img-wrapper {
  position: relative;
  text-align: center;
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-8px) rotate(1deg); }
  75% { transform: translateY(-4px) rotate(-1deg); }
}
@media (max-width: 768px) {
  .hero-layout { flex-direction: column-reverse; text-align: center; }
  .hero-text .hero-links { justify-content: center; }
  .hero-img { width: 220px; height: 260px; margin-left: 0; }
  .hero-img-wrapper { margin: 0 auto; }
}
.hero h1 {
  font-size: clamp(2.25rem, 7vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  margin-bottom: 0.5rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.typing-text {
  display: inline;
  border-right: 3px solid var(--accent);
  animation: blink 0.7s step-end infinite;
}
@keyframes blink {
  50% { border-color: transparent; }
}
.hero-role {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}
.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
}
.hero-links {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
}
.hero-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-2px);
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
  position: relative;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: var(--gradient);
  opacity: 0;
  z-index: -1;
  filter: blur(20px);
  transition: opacity var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
.card:hover::before { opacity: 0.08; }
.card-title {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.25rem;
}
.card-desc {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Grid */
.grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

/* Info Grid (About) */
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
@media (max-width: 768px) {
  .info-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .info-grid { grid-template-columns: 1fr; }
}
.info-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.info-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}
.info-item i {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  width: 16px;
  text-align: center;
  font-size: 1rem;
}
.info-item div {
  display: flex;
  flex-direction: column;
}
.info-item strong {
  font-size: 0.85rem;
  font-weight: 700;
}
.info-item span {
  font-size: 0.7rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.tag {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--card-border);
  transition: all var(--transition);
}
.tag-accent {
  background: var(--gradient);
  color: #fff;
  border-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--accent-glow);
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-primary);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}

/* Timeline */
.timeline {
  margin-top: 2rem;
  padding-left: 1.5rem;
  border-left: 2px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
}
.timeline::before {
  content: '';
  position: absolute;
  left: -2px;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--gradient);
  opacity: 0.3;
}
.timeline-item {
  position: relative;
  padding-left: 1.5rem;
  opacity: 0;
  animation: fadeInUp 0.5s ease forwards;
}
.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.5rem;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient);
  border: 2px solid var(--bg);
  transform: translateX(-50%);
  box-shadow: 0 0 10px var(--accent-glow);
}
.timeline-marker {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.25rem;
}
.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.timeline-sub {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}
.timeline-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Footer */
.footer {
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--border);
}
.footer-socials {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition);
}
.footer-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-3px);
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Back Link */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 2rem;
  transition: color var(--transition);
}
.back-link:hover { color: var(--accent); }

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: 3rem;
}
.page-header h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-header p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.page-stat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.4rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}
.page-stat strong {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.1rem;
}

/* Project Card with Image */
.project-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
}
.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: var(--gradient);
  opacity: 0;
  z-index: 0;
  filter: blur(25px);
  transition: opacity var(--transition);
}
.project-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
.project-card:hover::after { opacity: 0.1; }
.project-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid var(--card-border);
  transition: transform var(--transition);
  position: relative;
  z-index: 1;
}
.project-card:hover img { transform: scale(1.03); }
.project-card-body {
  padding: 1.25rem;
  position: relative;
  z-index: 1;
}
.project-card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.project-card-body p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

/* Repo Card */
.repo-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
}
.repo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
.repo-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.repo-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}
.repo-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.75rem;
}
.repo-card-footer .tags {
  flex: 1;
  margin-top: 0;
}

/* Subject Card (Learning) */
.subject-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.subject-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}
.subject-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
.subject-card:hover::before { opacity: 1; }
.subject-card i {
  font-size: 1.75rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
  display: block;
}
.subject-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.subject-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 2rem;
}
.modal.active { display: flex; }
.modal-content {
  position: relative;
  max-width: 800px;
  width: 100%;
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
}
.modal-content img {
  width: 100%;
  height: auto;
  display: block;
}
.modal-footer {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.modal-footer h3 {
  font-size: 1rem;
  font-weight: 700;
}
.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 0.9rem;
  z-index: 10;
  transition: all var(--transition);
}
.modal-close:hover { border-color: var(--accent); color: var(--accent); }
.modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  z-index: 10;
  transition: all var(--transition);
}
.modal-nav:hover { border-color: var(--accent); color: var(--accent); }
.nav-prev { left: 1rem; }
.nav-next { right: 1rem; }

/* QR Popup */
.qr-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}
.qr-overlay.active { display: flex; }
.qr-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  max-width: 380px;
  width: 90%;
  position: relative;
  border: 1px solid var(--card-border);
  box-shadow: 0 25px 50px rgba(0,0,0,0.3), var(--shadow-glow);
  animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes popIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.qr-card img {
  width: 100%;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}
.qr-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}
.qr-close {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all var(--transition);
  box-shadow: 0 4px 12px var(--accent-glow);
}
.qr-close:hover { transform: scale(1.15) rotate(90deg); }

/* Video Card */
.video-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.video-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent);
}
.video-card iframe {
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
  display: block;
}
.video-card-body {
  padding: 1.25rem;
}
.video-card-body h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.video-card-body p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* See All Card */
.see-all-card {
  background: var(--card-bg);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  text-decoration: none;
  color: var(--text-secondary);
  padding: 2rem;
  min-height: 200px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.see-all-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
}
.see-all-card:hover {
  border-color: var(--accent);
  border-style: solid;
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.see-all-card:hover::before { opacity: 0.05; }
.see-all-card:hover i { transform: translateX(4px); }
.see-all-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-top: 0.75rem;
  color: var(--text-primary);
}
.see-all-card p {
  font-size: 0.8rem;
  margin-top: 0.25rem;
}
.see-all-card i {
  font-size: 1.5rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: transform var(--transition);
}

/* Admin Styles */
.admin-login {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.admin-login::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: var(--gradient);
  border-radius: 50%;
  top: -200px;
  right: -200px;
  opacity: 0.08;
  filter: blur(80px);
}
.admin-login::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  background: var(--gradient);
  border-radius: 50%;
  bottom: -150px;
  left: -150px;
  opacity: 0.06;
  filter: blur(60px);
}
.login-card {
  max-width: 400px;
  width: 100%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 3rem 2.5rem;
  text-align: center;
  position: relative;
  z-index: 1;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1), 0 0 0 1px var(--card-border);
  backdrop-filter: blur(20px);
}
.login-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}
.login-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 2rem;
}
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text-primary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-input::placeholder { color: var(--text-secondary); }

/* Admin Dashboard */
.admin-layout {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
}
.admin-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-tabs {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
}
.admin-tab {
  padding: 0.6rem 1.25rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border: 1px solid transparent;
  background: none;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.admin-tab:hover { color: var(--text-primary); background: var(--card-bg); border-color: var(--card-border); }
.admin-tab.active {
  color: #fff;
  background: var(--gradient);
  border-color: transparent;
  box-shadow: 0 4px 12px var(--accent-glow);
}
.admin-content {
  padding: 2rem;
}
.admin-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.admin-card h4 {
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.admin-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* Utility */
.text-accent {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.hidden { display: none !important; }

/* Responsive */
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.75rem; }
  .modal-content { margin: 1rem; }
  .admin-tabs { overflow-x: auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-links a { padding: 0.4rem 1rem; font-size: 0.8rem; }
  .section-title { font-size: 1.5rem; }
  .footer-socials { gap: 0.75rem; }
  .back-to-top { bottom: 1.25rem; right: 1.25rem; width: 40px; height: 40px; }
}
@media (max-width: 380px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .stat-card { padding: 1rem 0.75rem; }
  .stat-number { font-size: 1.5rem; }
  .hero-links a { padding: 0.35rem 0.75rem; font-size: 0.75rem; }
}

/* Smooth Section Entrance */
.section {
  animation: sectionIn 0.6s ease both;
}
.section:nth-child(1) { animation-delay: 0s; }
.section:nth-child(2) { animation-delay: 0.1s; }
.section:nth-child(3) { animation-delay: 0.2s; }
.section:nth-child(4) { animation-delay: 0.3s; }
.section:nth-child(5) { animation-delay: 0.4s; }
.section:nth-child(6) { animation-delay: 0.5s; }
@keyframes sectionIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Gradient border animation for special elements */
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Smooth scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Scroll offset for sticky nav */
section[id] { scroll-margin-top: 80px; }

/* Hero Particles */
.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0;
  animation: particle-float 6s ease-in-out infinite;
}
@keyframes particle-float {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  20% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 0; transform: translateY(-150px) scale(0.5); }
}

/* Share Button */
.share-btn {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 99;
  transition: all var(--transition);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.share-btn:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-3px); }

/* Share Popup */
.share-popup {
  position: fixed;
  bottom: 5rem;
  left: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 99;
}
.share-popup.active { opacity: 1; visibility: visible; transform: translateY(0); }
.share-popup a, .share-popup button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
}
.share-popup a:hover, .share-popup button:hover { color: var(--accent); border-color: var(--accent); transform: scale(1.1); }

/* Tilt Card */
.card { transition: all var(--transition); transform-style: preserve-3d; perspective: 1000px; }

/* Reading Progress Bar */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient);
  z-index: 101;
  width: 0%;
  transition: width 0.1s linear;
}

/* Easter Egg */
.easter-egg {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0,0,0,0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}
.easter-egg.active { opacity: 1; visibility: visible; }
.easter-egg-text {
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 900;
  background: linear-gradient(135deg, #f59e0b, #ef4444, #ec4899, #8b5cf6, #3b82f6, #10b981);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: rainbow 3s ease infinite;
  text-align: center;
}
.easter-egg-sub { color: #fff; font-size: 1rem; margin-top: 1rem; opacity: 0.7; }
.easter-egg-close {
  margin-top: 2rem;
  background: none;
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  padding: 0.5rem 1.5rem;
  border-radius: 9999px;
  cursor: pointer;
  font-size: 0.85rem;
}
@keyframes rainbow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Cursor Blob */
.cursor-blob {

  position: fixed;
  width: 300px;
  height: 300px;
  background: var(--gradient);
  border-radius: 50%;
  opacity: 0.06;
  pointer-events: none;
  z-index: -1;
  filter: blur(80px);
  transform: translate(-50%, -50%);
  transition: left 0.3s ease, top 0.3s ease;
}
@media (max-width: 768px) { .cursor-blob { display: none; } }

/* Print */
@media print {
  .nav, .back-to-top, .qr-overlay, .modal, .page-loader, .mobile-menu, .hamburger, .theme-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  .hero-img { filter: none; width: 200px; height: auto; }
  .section { break-inside: avoid; }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .reveal .card { opacity: 1; transform: none; }
}


/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
  z-index: 99;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover { transform: translateY(-3px); }

/* Hero Image Skeleton */
.hero-img-skeleton {
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--card-border) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  z-index: 0;
}

/* Nav Active Link */
.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition);
}
.nav-links a.active,
.nav-links a:hover {
  color: var(--accent);
}
@media (max-width: 640px) {
  .nav-links { display: none !important; }
}

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
@media (max-width: 640px) {
  .hamburger { display: flex; }
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateX(100%);
  transition: all 0.3s ease;
}
.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}
.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}
.mobile-menu-header button {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.mobile-menu-links a {
  padding: 1rem 1.25rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  border-radius: 12px;
  transition: background var(--transition);
}
.mobile-menu-links a:hover {
  background: var(--bg-secondary);
}

/* Page Transition */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease;
}
.page-loader.fade-out {
  opacity: 0;
  pointer-events: none;
}
.page-loader-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Stagger Animations */
.reveal.visible .card:nth-child(1) { transition-delay: 0s; }
.reveal.visible .card:nth-child(2) { transition-delay: 0.1s; }
.reveal.visible .card:nth-child(3) { transition-delay: 0.2s; }
.reveal.visible .card:nth-child(4) { transition-delay: 0.3s; }
.reveal.visible .card:nth-child(5) { transition-delay: 0.4s; }
.reveal .card {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible .card {
  opacity: 1;
  transform: translateY(0);
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.stat-card {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.stat-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.stat-number {
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  margin-bottom: 0.35rem;
}
.stat-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Status Card */
.status-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  margin-top: 1.5rem;
}
.status-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.status-card-text h4 {
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.15rem;
}
.status-card-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}
.status-card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  animation: pulse 2s ease-in-out infinite;
  margin-left: auto;
  flex-shrink: 0;
}