/* ============================================================
 *  RAZKAR STUDIO — Portfolio v2
 *  Aesthetic: Editorial dark, warm neutrals, refined motion
 * ============================================================ */

/* ---- 1. DESIGN TOKENS ---- */
:root {
  /* Background layers */
  --bg-deep: #050507;
  --bg: #09090b;
  --bg-elevated: #111114;
  --bg-card: #141418;
  --bg-card-hover: #1a1a20;

  /* Accent */
  --accent-h: 250;
  --accent: hsl(var(--accent-h), 70%, 55%);
  --accent-light: hsl(var(--accent-h), 80%, 72%);
  --accent-dim: hsl(var(--accent-h), 50%, 38%);
  --accent-glow: hsla(var(--accent-h), 70%, 55%, 0.15);
  --accent-glass: hsla(var(--accent-h), 70%, 55%, 0.06);

  /* Warm text tones */
  --text-primary: #f0ece4;
  --text-secondary: #a09a8e;
  --text-tertiary: #5c574e;
  --text-faint: #2e2c28;

  /* Borders */
  --border: rgba(240, 236, 228, 0.06);
  --border-hover: rgba(240, 236, 228, 0.12);
  --border-accent: hsla(var(--accent-h), 70%, 55%, 0.25);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing & sizing */
  --max-w: 1200px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Animation */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration: 0.3s;
  --dur-slow: 0.6s;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

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

/* ---- 3. TERRAIN CANVAS ---- */
.terrain-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ---- 4. SCROLLBAR ---- */
::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-dim);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

::selection {
  background: hsla(var(--accent-h), 70%, 55%, 0.3);
  color: var(--text-primary);
}

/* ---- 5. CONTAINER & Z-INDEX LAYERING ---- */
main,
.footer {
  position: relative;
  z-index: 1;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ---- 6. REVEAL ANIMATION ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- 7. NAV ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  height: 64px;
  background: rgba(9, 9, 11, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--duration) ease, border-color var(--duration) ease;
}

.nav.scrolled {
  background: rgba(9, 9, 11, 0.9);
  border-bottom-color: var(--border-hover);
}

.nav-logo {
  display: flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  transition: opacity var(--duration) ease;
}

.nav-logo:hover {
  opacity: 0.7;
}

.logo-dot {
  color: var(--accent);
  margin: 0 1px;
}

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

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: color var(--duration) ease, background var(--duration) ease;
  letter-spacing: 0.01em;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-cta {
  color: var(--accent-light) !important;
  background: var(--accent-glass);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: hsla(var(--accent-h), 70%, 55%, 0.12) !important;
  border-color: var(--accent) !important;
  color: var(--text-primary) !important;
}

/* Hamburger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: background var(--duration) ease;
}

.nav-burger:hover {
  background: rgba(255, 255, 255, 0.04);
}

.nav-burger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: transform var(--duration) var(--ease-out),
    opacity var(--duration) ease;
}

.nav-burger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-burger.open span:nth-child(2) {
  opacity: 0;
}

.nav-burger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(9, 9, 11, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem 1.5rem;
  transform: translateY(-10px);
  opacity: 0;
  transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
  pointer-events: none;
}

.mobile-drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.drawer-link {
  display: block;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--duration) ease, padding-left var(--duration) var(--ease-out);
}

.drawer-link:hover {
  color: var(--text-primary);
  padding-left: 0.5rem;
}

.mobile-drawer li:last-child .drawer-link {
  border-bottom: none;
}

/* ---- 8. HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 8rem 2rem 6rem;
}



.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 45%, hsla(var(--accent-h), 70%, 55%, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 80% 60% at 20% 80%, hsla(var(--accent-h), 50%, 30%, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, hsla(calc(var(--accent-h) + 40), 60%, 45%, 0.05) 0%, transparent 60%);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent-glass);
  border: 1px solid var(--border-accent);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 0 0 hsla(var(--accent-h), 70%, 55%, 0.4);
  }

  50% {
    opacity: 0.6;
    box-shadow: 0 0 0 6px hsla(var(--accent-h), 70%, 55%, 0);
  }
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(4.5rem, 14vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.9;
  background: linear-gradient(135deg,
      #f0ece4 0%,
      hsl(var(--accent-h), 60%, 75%) 35%,
      var(--accent) 65%,
      hsl(calc(var(--accent-h) + 30), 70%, 50%) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 60px hsla(var(--accent-h), 70%, 55%, 0.25));
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 420px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration) var(--ease-out);
  cursor: pointer;
  border: none;
}

.btn-primary {
  color: var(--text-primary);
  background: var(--accent);
  box-shadow: 0 0 0 1px hsla(var(--accent-h), 70%, 55%, 0.3),
    0 4px 16px hsla(var(--accent-h), 70%, 55%, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px hsla(var(--accent-h), 70%, 55%, 0.5),
    0 8px 30px hsla(var(--accent-h), 70%, 55%, 0.3);
  filter: brightness(1.1);
}

.btn-ghost {
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border-hover);
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.btn-ghost svg {
  transition: transform var(--duration) var(--ease-out);
}

.btn-ghost:hover svg {
  transform: translateX(3px);
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    opacity: 1;
    transform: scaleY(1);
  }

  100% {
    opacity: 0;
    transform: scaleY(1);
    transform-origin: bottom;
  }
}

/* ---- 9. SECTIONS SHARED ---- */
.section {
  padding: 8rem 0;
  position: relative;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.section-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding: 0.3rem 0.65rem;
  background: var(--accent-glass);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
}

.section-title {
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
}

/* ---- 10. ABOUT ---- */
.about {
  border-top: 1px solid var(--border);
  background: linear-gradient(to bottom, var(--bg), var(--bg-elevated) 50%, var(--bg));
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: start;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-text p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.85;
}

.about-quote {
  position: relative;
  padding-top: 1rem;
}

.about-quote blockquote {
  position: relative;
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 500;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
  padding: 2rem;
  background: var(--accent-glass);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
}

.quote-mark {
  position: absolute;
  top: -0.2rem;
  left: 1rem;
  font-size: 3.5rem;
  font-style: normal;
  color: var(--accent);
  opacity: 0.4;
  font-family: Georgia, serif;
  line-height: 1;
}

/* ---- 11. PROJECTS ---- */
.projects {
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
}

.project-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: all var(--duration) var(--ease-out);
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--duration) ease;
}

.project-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3),
    0 0 0 1px var(--border-hover);
}

.project-card:hover::before {
  opacity: 1;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--accent-glass);
  border: 1px solid var(--border-accent);
  color: var(--accent-light);
  flex-shrink: 0;
}

.card-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  transition: color var(--duration) ease, border-color var(--duration) ease;
}

.project-card:hover .tag {
  border-color: var(--border-hover);
  color: var(--accent-light);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  white-space: nowrap;
  transition: color var(--duration) ease;
  flex-shrink: 0;
}

.card-link:hover {
  color: var(--accent-light);
}

.card-link svg {
  transition: transform var(--duration) var(--ease-out);
}

.card-link:hover svg {
  transform: translate(2px, -2px);
}

/* ---- 12. SKILLS ---- */
.skills {
  border-top: 1px solid var(--border);
  background: linear-gradient(to bottom, var(--bg), var(--bg-elevated));
}

.skills-marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
}

.skills-track {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.skill-chip {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-lg);
  cursor: default;
  transition: all var(--duration) var(--ease-out);
  user-select: none;
}

.skill-chip svg {
  color: var(--accent-light);
  opacity: 0.6;
  transition: opacity var(--duration) ease, transform var(--duration) var(--ease-spring);
}

.skill-chip:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  color: var(--text-primary);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2),
    0 0 0 1px var(--border-accent);
}

.skill-chip:hover svg {
  opacity: 1;
  transform: scale(1.1);
}

/* ---- 13. FOOTER ---- */
.footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 3rem 0;
}

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

.footer-brand {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration) ease;
}

.footer-link svg {
  opacity: 0.5;
  transition: opacity var(--duration) ease;
}

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

.footer-link:hover svg {
  opacity: 1;
}

.footer-divider {
  height: 1px;
  background: var(--border);
  margin: 1.5rem 0;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

/* ---- 14. RESPONSIVE ---- */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-burger {
    display: flex;
  }

  .mobile-drawer {
    display: block;
  }

  .section {
    padding: 5rem 0;
  }

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

  .hero-title {
    font-size: clamp(3.5rem, 18vw, 6rem);
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .footer-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }
}

@media (max-width: 480px) {
  .nav {
    padding: 0 1.25rem;
  }

  .container {
    padding: 0 1.25rem;
  }

  .hero {
    padding: 7rem 1.25rem 5rem;
  }

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

  .btn {
    width: 100%;
    justify-content: center;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .skills-track {
    gap: 0.6rem;
  }

  .skill-chip {
    padding: 0.6rem 1rem;
    font-size: 0.82rem;
  }
}

/* ---- 15. THEME TOGGLE ---- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-secondary);
  transition: background var(--duration) ease,
    border-color var(--duration) ease,
    color var(--duration) ease,
    transform var(--duration) var(--ease-spring);
  margin-left: 0.5rem;
}

.theme-toggle:hover {
  background: var(--accent-glass);
  border-color: var(--border-accent);
  color: var(--accent-light);
  transform: scale(1.08);
}

/* Show sun in dark mode, moon in light mode */
[data-theme="dark"] .icon-sun {
  display: block;
}

[data-theme="dark"] .icon-moon {
  display: none;
}

[data-theme="light"] .icon-sun {
  display: none;
}

[data-theme="light"] .icon-moon {
  display: block;
}

/* ---- 16. SMOOTH THEME TRANSITIONS ---- */
body,
.nav,
.mobile-drawer,
.project-card,
.skill-chip,
.footer,
.hero-badge,
.about-quote blockquote,
.section-number,
.tag,
.card-footer,
.card-icon-wrap,
.btn-primary,
.btn-ghost {
  transition:
    background-color 0.5s ease,
    color 0.5s ease,
    border-color 0.5s ease,
    box-shadow 0.5s ease;
}

/* ---- 17. LIGHT THEME ---- */
[data-theme="light"] {
  --bg-deep: #f5f3ef;
  --bg: #faf8f5;
  --bg-elevated: #efede8;
  --bg-card: #ffffff;
  --bg-card-hover: #f5f3ef;

  --accent-h: 250;
  --accent: hsl(var(--accent-h), 55%, 50%);
  --accent-light: hsl(var(--accent-h), 60%, 42%);
  --accent-dim: hsl(var(--accent-h), 40%, 65%);
  --accent-glow: hsla(var(--accent-h), 55%, 50%, 0.1);
  --accent-glass: hsla(var(--accent-h), 55%, 50%, 0.06);

  --text-primary: #1a1818;
  --text-secondary: #5c574e;
  --text-tertiary: #9a9590;
  --text-faint: #d5d0ca;

  --border: rgba(30, 28, 26, 0.08);
  --border-hover: rgba(30, 28, 26, 0.15);
  --border-accent: hsla(var(--accent-h), 55%, 50%, 0.25);
}

[data-theme="light"] .nav {
  background: rgba(250, 248, 245, 0.7);
}

[data-theme="light"] .nav.scrolled {
  background: rgba(250, 248, 245, 0.92);
}

[data-theme="light"] .mobile-drawer {
  background: rgba(250, 248, 245, 0.96);
}

[data-theme="light"] .hero-gradient {
  background:
    radial-gradient(ellipse 60% 50% at 50% 45%, hsla(var(--accent-h), 55%, 50%, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 80% 60% at 20% 80%, hsla(var(--accent-h), 40%, 60%, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, hsla(calc(var(--accent-h) + 40), 50%, 55%, 0.04) 0%, transparent 60%);
}

[data-theme="light"] .hero-title {
  background: linear-gradient(135deg,
      #1a1818 0%,
      hsl(var(--accent-h), 50%, 40%) 35%,
      var(--accent) 65%,
      hsl(calc(var(--accent-h) + 30), 55%, 45%) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  filter: drop-shadow(0 0 40px hsla(var(--accent-h), 55%, 50%, 0.15));
}

[data-theme="light"] .btn-primary {
  color: #fff;
  box-shadow: 0 0 0 1px hsla(var(--accent-h), 55%, 50%, 0.3),
    0 4px 16px hsla(var(--accent-h), 55%, 50%, 0.15);
}

[data-theme="light"] .btn-ghost {
  border-color: var(--border-hover);
}

[data-theme="light"] .project-card {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .project-card:hover {
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.08),
    0 0 0 1px var(--border-hover);
}

[data-theme="light"] .nav-burger:hover,
[data-theme="light"] .nav-link:hover {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .theme-toggle {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] ::selection {
  background: hsla(var(--accent-h), 55%, 50%, 0.2);
  color: #1a1818;
}

[data-theme="light"] ::-webkit-scrollbar-track {
  background: var(--bg);
}