@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-primary: #0F0E0C;
  --bg-secondary: #1A1917;
  --bg-tertiary: #232220;
  --text-primary: #F5F0E8;
  --text-secondary: #A09888;
  --text-muted: #6B6358;
  --accent: #C4785B;
  --accent-gold: #C9A96E;
  --accent-soft: #8B7355;
  --border: #2A2826;
  --border-light: #3A3835;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Sora', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* ─── LIGHT THEME ─── */
[data-theme="light"] {
  --bg-primary: #F8F7F3;
  --bg-secondary: #EFEEE9;
  --bg-tertiary: #E6E4DE;
  --text-primary: #1A1917;
  --text-secondary: #5A564E;
  --text-muted: #8A857D;
  --accent: #B86A48;
  --accent-gold: #967218;
  --accent-soft: #7A6545;
  --border: #DBD8D0;
  --border-light: #C9C4BA;
}

[data-theme="light"] body::before { opacity: 0.015; }
[data-theme="light"] ::selection { background: var(--accent); color: #fff; }
[data-theme="light"] .nav.scrolled { background: rgba(248, 247, 243, 0.92); }
[data-theme="light"] .mobile-nav { background: rgba(248, 247, 243, 0.97); }
[data-theme="light"] .project-card:hover { box-shadow: 0 20px 60px rgba(0,0,0,0.08); }
[data-theme="light"] .hero-cta:hover { background: rgba(184, 106, 72, 0.06); }
[data-theme="light"] .skill-pill:hover { background: rgba(184, 106, 72, 0.06); }
[data-theme="light"] .contact-link:hover { background: rgba(184, 106, 72, 0.06); }
[data-theme="light"] .hero-badge { background: rgba(150, 114, 24, 0.06); }
[data-theme="light"] .hero-scroll-line { background: linear-gradient(to bottom, var(--accent-gold), transparent); }

/* ─── THEME TOGGLE ─── */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  padding: 0;
  flex-shrink: 0;
}
.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}
[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; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

::selection {
  background: var(--accent);
  color: var(--bg-primary);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s ease;
}
a:hover { color: var(--accent-gold); }

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

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.4s ease;
  background: transparent;
}

.nav.scrolled {
  background: rgba(15, 14, 12, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 2rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  margin-right: auto;
}

.nav-links {
  display: flex;
  gap: 2.25rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  z-index: 1001;
}
.nav-toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  display: block;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 2rem;
  padding: 8rem 4rem 4rem;
  position: relative;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ─── HERO GRAPHIC ─── */
.hero-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hg-scene {
  position: relative;
  width: 400px;
  height: 400px;
}

/* Orbital rings */
.hg-orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hg-orbit--1 {
  width: 280px;
  height: 280px;
  animation: orbit-spin 25s linear infinite;
  border-color: var(--border-light);
}

.hg-orbit--2 {
  width: 200px;
  height: 200px;
  animation: orbit-spin 18s linear infinite reverse;
  border-style: dashed;
  border-color: var(--border);
  opacity: 0.5;
}

.hg-orbit--3 {
  width: 340px;
  height: 340px;
  animation: orbit-spin 35s linear infinite;
  border-style: dotted;
  border-color: var(--border);
  opacity: 0.3;
}

@keyframes orbit-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Central core */
.hg-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
}

.hg-core-inner {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, rgba(196, 120, 91, 0.3) 60%, transparent 70%);
}

.hg-core-pulse {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 120, 91, 0.15) 0%, transparent 70%);
  animation: core-pulse 3s ease-in-out infinite;
}

@keyframes core-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.5); opacity: 0.2; }
}

/* Floating shapes */
.hg-shape {
  position: absolute;
  background: var(--accent);
}

.hg-shape--1 {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  top: 15%;
  right: 18%;
  opacity: 0.7;
  animation: float-1 6s ease-in-out infinite;
}

.hg-shape--2 {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  top: 72%;
  right: 12%;
  opacity: 0.5;
  background: var(--accent-gold);
  transform: rotate(45deg);
  animation: float-2 8s ease-in-out infinite;
}

.hg-shape--3 {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  bottom: 22%;
  left: 10%;
  opacity: 0.4;
  background: var(--accent-gold);
  animation: float-3 7s ease-in-out infinite;
}

.hg-shape--4 {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  top: 30%;
  left: 8%;
  opacity: 0.6;
  animation: float-1 5s ease-in-out 1s infinite;
}

.hg-shape--5 {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 9px solid var(--accent-gold);
  background: transparent;
  top: 10%;
  left: 35%;
  opacity: 0.45;
  animation: float-2 9s ease-in-out 2s infinite;
}

@keyframes float-1 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  33% { transform: translateY(-12px) translateX(5px); }
  66% { transform: translateY(6px) translateX(-8px); }
}

@keyframes float-2 {
  0%, 100% { transform: translateY(0px) rotate(45deg); }
  50% { transform: translateY(-15px) rotate(90deg); }
}

@keyframes float-3 {
  0%, 100% { transform: translateY(0px) scale(1); }
  50% { transform: translateY(-10px) scale(1.2); }
}

/* Particle dots */
.hg-dot {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
}

.hg-dot--1 { top: 8%; left: 50%; opacity: 0.4; animation: dot-drift 10s ease-in-out infinite; }
.hg-dot--2 { top: 25%; right: 5%; opacity: 0.3; animation: dot-drift 12s ease-in-out 1s infinite; }
.hg-dot--3 { top: 55%; right: 2%; opacity: 0.5; animation: dot-drift 8s ease-in-out 2s infinite; }
.hg-dot--4 { bottom: 10%; right: 30%; opacity: 0.35; animation: dot-drift 11s ease-in-out 0.5s infinite; }
.hg-dot--5 { bottom: 5%; left: 40%; opacity: 0.4; animation: dot-drift 9s ease-in-out 3s infinite; }
.hg-dot--6 { top: 40%; left: 3%; opacity: 0.3; animation: dot-drift 13s ease-in-out 1.5s infinite; }
.hg-dot--7 { top: 85%; left: 20%; opacity: 0.25; animation: dot-drift 7s ease-in-out 2.5s infinite; }
.hg-dot--8 { top: 5%; left: 22%; opacity: 0.35; animation: dot-drift 14s ease-in-out 4s infinite; }

@keyframes dot-drift {
  0%, 100% { transform: translate(0, 0); opacity: 0.3; }
  25% { transform: translate(8px, -6px); opacity: 0.5; }
  50% { transform: translate(-4px, 10px); opacity: 0.2; }
  75% { transform: translate(6px, 4px); opacity: 0.45; }
}

/* SVG connecting lines */
.hg-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  color: var(--text-muted);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: 100px;
  width: fit-content;
  background: rgba(201, 169, 110, 0.05);
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5.5vw, 5rem);
  line-height: 1.05;
  font-weight: 400;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero h1 em {
  font-style: italic;
  color: var(--accent);
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.8;
  margin-bottom: 1rem;
  font-weight: 300;
}

.hero-quote {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  letter-spacing: 0.03em;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--border-light);
  padding: 1rem 2rem;
  border-radius: 4px;
  transition: all 0.3s ease;
  width: fit-content;
}
.hero-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(196, 120, 91, 0.05);
}
.hero-cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}
.hero-cta:hover svg { transform: translateY(3px); }

.hero-scroll-line {
  position: absolute;
  bottom: 2rem;
  left: 4rem;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent-gold), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}
@keyframes scroll-line {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ─── SECTIONS COMMON ─── */
.section {
  padding: 7rem 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.section-label::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent-gold);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 600px;
  font-size: 0.95rem;
  margin-bottom: 3.5rem;
  font-weight: 300;
  line-height: 1.8;
}

.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0 auto;
  max-width: 1400px;
}

/* ─── ABOUT ─── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  line-height: 1.9;
  font-weight: 300;
}

.about-text p strong {
  color: var(--text-primary);
  font-weight: 500;
}

.about-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.about-detail-item {
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-secondary);
  transition: all 0.3s ease;
}
.about-detail-item:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.about-detail-item .label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.about-detail-item .value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}
.about-detail-item .value small {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 300;
  margin-top: 0.25rem;
}

/* ─── PROJECTS ─── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2.25rem;
  background: var(--bg-secondary);
  transition: all 0.4s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-gold));
  transform: scaleX(0);
  transition: transform 0.4s ease;
  transform-origin: left;
}

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

a.project-card {
  text-decoration: none;
  color: inherit;
}
a.project-card:hover {
  color: inherit;
}

.project-card.featured {
  grid-column: span 2;
  flex-direction: row;
  gap: 3rem;
  padding: 3rem;
}

.project-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.project-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(196, 120, 91, 0.1);
  border: 1px solid rgba(196, 120, 91, 0.2);
  color: var(--accent);
}

.project-link-icon {
  color: var(--text-muted);
  transition: color 0.3s ease;
}
.project-card:hover .project-link-icon { color: var(--accent); }

.project-type {
  font-size: 0.7rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
  flex: 1;
  font-weight: 300;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  letter-spacing: 0.03em;
}

.project-stat {
  font-size: 0.78rem;
  color: var(--accent-gold);
  font-weight: 500;
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ─── EXPERIENCE ─── */
.exp-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.exp-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 3rem;
  padding: 2.25rem 0;
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}
.exp-item:first-child { border-top: 1px solid var(--border); }
.exp-item:hover { padding-left: 1rem; }

.exp-year {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
  padding-top: 0.2rem;
}

.exp-content h3 {
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.exp-content .exp-org {
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.exp-content p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 300;
}

/* ─── SKILLS ─── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.skill-group {
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-secondary);
}

.skill-group-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

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

.skill-pill {
  font-size: 0.82rem;
  color: var(--text-secondary);
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all 0.3s ease;
  font-weight: 400;
}
.skill-pill:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: rgba(196, 120, 91, 0.08);
}

/* ─── CONTACT ─── */
.contact-wrap {
  text-align: center;
  max-width: 650px;
  margin: 0 auto;
}

.contact-wrap .section-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.3s ease;
  letter-spacing: 0.03em;
}
.contact-link:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  transform: translateY(-2px);
  background: rgba(196, 120, 91, 0.05);
}
.contact-link svg { width: 18px; height: 18px; }

/* ─── FOOTER ─── */
.footer {
  padding: 2.5rem 4rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  max-width: 1400px;
  margin: 0 auto;
}

.footer-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 300;
}

.footer-text span { color: var(--accent); }

/* ─── REVEAL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

.hero .reveal { transform: translateY(40px); }

/* ─── MOBILE NAV OVERLAY ─── */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 14, 12, 0.97);
  backdrop-filter: blur(30px);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.mobile-nav.open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}
.mobile-nav a:hover { color: var(--text-primary); }

/* ─── RESPONSIVE: TABLET ─── */
@media (max-width: 1024px) {
  .section { padding: 5rem 2.5rem; }
  .hero { padding: 7rem 2.5rem 4rem; grid-template-columns: 1fr 1fr; }
  .hero-graphic .hg-scene { width: 300px; height: 300px; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .project-card.featured { grid-column: span 2; flex-direction: column; gap: 1.5rem; padding: 2.25rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .exp-item { grid-template-columns: 150px 1fr; gap: 2rem; }
  .footer { padding: 2rem 2.5rem; }
  .hero-scroll-line { left: 2.5rem; }
}

/* ─── RESPONSIVE: MOBILE ─── */
@media (max-width: 640px) {
  .section { padding: 4rem 1.5rem; }
  .hero {
    padding: 6rem 1.5rem 3rem;
    min-height: 90vh;
    grid-template-columns: 1fr;
  }
  .hero-graphic { display: none; }
  .hero h1 { font-size: clamp(2.2rem, 9vw, 3rem); margin-bottom: 1rem; }
  .hero-subtitle { font-size: 0.92rem; }
  .hero-badge { font-size: 0.7rem; margin-bottom: 1.5rem; }
  .hero-scroll-line { display: none; }

  .nav { padding: 1rem 1.5rem; }
  .nav.scrolled { padding: 0.75rem 1.5rem; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .mobile-nav { display: flex; }

  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-details { grid-template-columns: 1fr; gap: 1rem; }
  .about-detail-item { padding: 1.25rem; }

  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-column: span 1; padding: 1.75rem; }
  .project-card { padding: 1.75rem; }
  .project-card:hover { transform: translateY(-2px); }

  .exp-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 1.5rem 0;
  }
  .exp-item:hover { padding-left: 0; }

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

  .contact-links { flex-direction: column; align-items: center; }
  .contact-link { width: 100%; max-width: 280px; justify-content: center; }

  .footer {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
    padding: 2rem 1.5rem;
  }

  .section-title { font-size: clamp(1.75rem, 6vw, 2.2rem); }
  .divider { margin: 0 1.5rem; }
}

/* ─── RESPONSIVE: LARGE DESKTOP ─── */
@media (min-width: 1600px) {
  html { font-size: 18px; }
}

/* ─── REDUCED MOTION ─── */
@media (prefers-reduced-motion: reduce) {
  .reveal { transition: none; opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
  .hero-scroll-line { animation: none; }
  .hero-badge::before { animation: none; }
}