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

/* ===== THEMES ===== */
:root, [data-theme="beige"] {
  --accent: #8b5c2a;
  --accent-dim: rgba(139, 92, 42, 0.25);
  --accent-glow: rgba(139, 92, 42, 0.08);
  --surface: #f5f0e8;
  --surface-raised: #fffdf8;
  --surface-glass: rgba(255, 253, 248, 0.85);
  --border: rgba(139, 92, 42, 0.15);
  --border-hover: rgba(139, 92, 42, 0.35);
  --text: #2c2418;
  --text-muted: #7a6b5a;
  --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 92, 42, 0.08) 0%, transparent 60%);
  --dot-color: #8b5c2a;
}

[data-theme="cyber"] {
  --accent: #00f0d4;
  --accent-dim: #00f0d440;
  --accent-glow: rgba(0, 240, 212, 0.15);
  --surface: #0d1117;
  --surface-raised: #161b22;
  --surface-glass: rgba(22, 27, 34, 0.75);
  --border: rgba(0, 240, 212, 0.12);
  --border-hover: rgba(0, 240, 212, 0.35);
  --text: #e6edf3;
  --text-muted: #8b949e;
  --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 240, 212, 0.12) 0%, transparent 60%);
  --dot-color: #00f0d4;
}

[data-theme="ember"] {
  --accent: #ff9f43;
  --accent-dim: #ff9f4340;
  --accent-glow: rgba(255, 159, 67, 0.15);
  --surface: #0f0e0c;
  --surface-raised: #1a1815;
  --surface-glass: rgba(26, 24, 21, 0.75);
  --border: rgba(255, 159, 67, 0.12);
  --border-hover: rgba(255, 159, 67, 0.35);
  --text: #f5f0eb;
  --text-muted: #9e8e7e;
  --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(255, 159, 67, 0.12) 0%, transparent 60%);
  --dot-color: #ff9f43;
}

[data-theme="violet"] {
  --accent: #a78bfa;
  --accent-dim: #a78bfa40;
  --accent-glow: rgba(167, 139, 250, 0.15);
  --surface: #0c0a14;
  --surface-raised: #16131f;
  --surface-glass: rgba(22, 19, 31, 0.75);
  --border: rgba(167, 139, 250, 0.12);
  --border-hover: rgba(167, 139, 250, 0.35);
  --text: #ede9fe;
  --text-muted: #8b7fae;
  --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(167, 139, 250, 0.12) 0%, transparent 60%);
  --dot-color: #a78bfa;
}

[data-theme="rose"] {
  --accent: #fb7185;
  --accent-dim: #fb718540;
  --accent-glow: rgba(251, 113, 133, 0.15);
  --surface: #110c0e;
  --surface-raised: #1c1416;
  --surface-glass: rgba(28, 20, 22, 0.75);
  --border: rgba(251, 113, 133, 0.12);
  --border-hover: rgba(251, 113, 133, 0.35);
  --text: #fce7f3;
  --text-muted: #a3707e;
  --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(251, 113, 133, 0.12) 0%, transparent 60%);
  --dot-color: #fb7185;
}

/* ===== BASE ===== */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background: var(--surface);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--accent-dim);
  color: var(--text);
}

/* ===== GRAIN OVERLAY ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav--scrolled {
  padding: 14px 40px;
  background: var(--surface-glass);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.nav-cta {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--surface);
  background: var(--accent);
  padding: 8px 18px;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.25s;
  letter-spacing: 0.2px;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-dim);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 120px 40px 80px;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 70%);
}

.hero-glow {
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 80%;
  background: var(--gradient-hero);
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 28px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: 40px;
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
  animation: fadeInUp 0.8s ease both;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-line {
  display: block;
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.1s;
}

.hero-line--accent {
  color: var(--accent);
  animation-delay: 0.2s;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.3s;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 36px;
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.4s;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-meta-item svg { color: var(--accent); opacity: 0.7; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.5s;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.8s;
}

.hero-scroll span {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
}

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

@keyframes scrollPulse {
  0%, 100% { opacity: 1; height: 48px; }
  50% { opacity: 0.4; height: 32px; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: var(--surface);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-dim);
}

.btn-glass {
  background: var(--surface-glass);
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.btn-glass:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MAIN ===== */
main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ===== SECTIONS ===== */
.section {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.section-inner {
  max-width: 100%;
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.section-label.revealed {
  opacity: 1;
  transform: translateY(0);
}

.section-title {
  font-family: 'Syne', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(15px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
}

.section-title.revealed {
  opacity: 1;
  transform: translateY(0);
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 40px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 18px;
  font-size: 0.98rem;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-text p.revealed {
  opacity: 1;
  transform: translateY(0);
}

.about-text p:nth-child(2) { transition-delay: 0.1s; }

.about-text strong { color: var(--text); }

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stat-card {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  display: flex;
  align-items: baseline;
  gap: 12px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateX(15px);
}

.stat-card.revealed {
  opacity: 1;
  transform: translateX(0);
}

.stat-card:nth-child(2) { transition-delay: 0.1s; }
.stat-card:nth-child(3) { transition-delay: 0.2s; }

.stat-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 30px var(--accent-glow);
}

.stat-number {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== TIMELINE (EXPERIENCE) ===== */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--border));
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
  opacity: 0;
  transform: translateY(15px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.timeline-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

.timeline-marker {
  position: absolute;
  left: -32px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-dim);
}

.timeline-content {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: all 0.3s;
}

.timeline-content:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 40px var(--accent-glow);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.timeline-header h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.timeline-company {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-top: 4px;
}

.timeline-date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent);
  white-space: nowrap;
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
}

.timeline-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 18px;
}

.timeline-details li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
  line-height: 1.6;
}

.timeline-details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 1px;
  background: var(--accent);
}

.timeline-details li strong { color: var(--text); }

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.timeline-tags span {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.project-card {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.project-card:nth-child(2) { transition-delay: 0.1s; }

.project-card-inner {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card-inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.project-card-inner:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--accent-glow);
}

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

.project-number {
  font-family: 'Syne', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.1;
  position: absolute;
  top: 20px;
  right: 24px;
  line-height: 1;
}

.project-card h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.project-org {
  font-size: 0.82rem;
  color: var(--accent);
  margin-bottom: 14px;
  font-weight: 500;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 18px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.project-tech span {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--surface);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.project-links {
  display: flex;
  gap: 10px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.project-link:hover {
  color: var(--accent);
  border-color: var(--border-hover);
  background: var(--accent-glow);
}

.project-link svg { opacity: 0.7; }

/* ===== EDUCATION ===== */
.edu-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.edu-card {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 28px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateY(12px);
}

.edu-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.edu-card:nth-child(2) { transition-delay: 0.1s; }
.edu-card:nth-child(3) { transition-delay: 0.2s; }

.edu-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 30px var(--accent-glow);
}

.edu-year {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.6;
  padding-top: 4px;
}

.edu-body h3 {
  font-family: 'Syne', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.edu-field {
  font-size: 0.88rem;
  color: var(--accent);
  margin-bottom: 4px;
  font-weight: 500;
}

.edu-school {
  font-size: 0.84rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 8px;
}

.edu-mention {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid var(--border);
}

/* ===== SKILLS ===== */
.skills-mosaic {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.skill-block {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0;
  transform: translateY(12px);
}

.skill-block.revealed {
  opacity: 1;
  transform: translateY(0);
}

.skill-block:nth-child(2) { transition-delay: 0.05s; }
.skill-block:nth-child(3) { transition-delay: 0.1s; }
.skill-block:nth-child(4) { transition-delay: 0.15s; }
.skill-block:nth-child(5) { transition-delay: 0.2s; }
.skill-block:nth-child(6) { transition-delay: 0.25s; }

.skill-block:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 30px var(--accent-glow);
  transform: translateY(-3px);
}

.skill-block h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.skill-items span {
  font-size: 0.78rem;
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.skill-items span:hover {
  color: var(--accent);
  border-color: var(--border-hover);
}

/* ===== CONTACT ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  transition: all 0.3s;
  opacity: 0;
  transform: translateY(10px);
}

.contact-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.contact-card:nth-child(2) { transition-delay: 0.05s; }
.contact-card:nth-child(3) { transition-delay: 0.1s; }

.contact-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 20px var(--accent-glow);
}

.contact-icon {
  color: var(--accent);
  opacity: 0.7;
  flex-shrink: 0;
}

.contact-card-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact-card a,
.contact-card span {
  font-size: 0.88rem;
  color: var(--text);
  text-decoration: none;
}

.contact-card a:hover {
  color: var(--accent);
}

.contact-socials {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.social-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: all 0.2s;
}

.social-link:hover {
  color: var(--accent);
  border-color: var(--border-hover);
  background: var(--accent-glow);
}

/* ===== CONTACT FORM ===== */
.contact-form {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--text);
  background: var(--surface);
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: none;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.5;
}

.form-btn {
  align-self: flex-start;
  margin-top: 4px;
}

.form-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.form-status {
  display: none;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
}

.form-status.success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ===== THEME PICKER ===== */
.theme-picker {
  position: fixed;
  bottom: 28px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 10px 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.theme-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}

.theme-dot:hover {
  transform: scale(1.2);
  box-shadow: 0 0 12px var(--accent-dim);
}

.theme-dot.active {
  border-color: var(--text);
  transform: scale(1.1);
}

.theme-dot[data-theme="cyber"]  { background: #00f0d4; }
.theme-dot[data-theme="ember"]  { background: #ff9f43; }
.theme-dot[data-theme="violet"] { background: #a78bfa; }
.theme-dot[data-theme="rose"]   { background: #fb7185; }
.theme-dot[data-theme="beige"]  { background: #e8dcc8; border: 1px solid #c4b59a; }

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 40px;
  margin-top: 0;
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent);
  opacity: 0.5;
}

footer p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--accent); }

/* ===== BEIGE THEME OVERRIDES ===== */
[data-theme="beige"] body::before {
  opacity: 0.012;
}

[data-theme="beige"] .nav-cta {
  color: #fffdf8;
}

[data-theme="beige"] .btn-primary {
  color: #fffdf8;
}

[data-theme="beige"] .btn-glass:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

[data-theme="beige"] .project-card-inner:hover {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06), 0 0 40px var(--accent-glow);
}

[data-theme="beige"] .theme-picker {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="beige"] .theme-dot.active {
  border-color: var(--text);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-stats {
    flex-direction: row;
    gap: 12px;
  }
  .stat-card { flex: 1; }
  .projects-grid { grid-template-columns: 1fr; }
  .skills-mosaic { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}

@media (max-width: 700px) {
  .nav { padding: 16px 20px; }
  .nav--scrolled { padding: 12px 20px; }
  .hero { padding: 100px 20px 60px; }
  main { padding: 0 20px; }
  .section { padding: 60px 0; }
  .contact-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about-stats { flex-direction: column; }
  .edu-card {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .edu-year { font-size: 1rem; }
  .timeline-header { flex-direction: column; gap: 8px; }
  footer { padding: 28px 20px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { letter-spacing: -1px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }
  .skills-mosaic { grid-template-columns: 1fr; }
  .project-card-inner { padding: 24px; }
  .contact-form { padding: 24px; }
  .theme-picker { bottom: 16px; right: 16px; }
}