@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Fragment+Mono:wght@400;500;600;700&display=swap');

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

/* ===== LIGHT MODE (DEFAULT) — Tailwind Slate + Blue ===== */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --bg-nav: rgba(255, 255, 255, 0.8);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent: #2563eb;
  --accent-hover: #3b82f6;
  --accent-glow: rgba(37, 99, 235, 0.1);
  --accent-secondary: #7c3aed;
  --accent-text: #ffffff;
  --border: #e2e8f0;
  --border-light: #cbd5e1;
  --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-card-hover: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-nav: 0 1px 3px rgba(15, 23, 42, 0.05);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Fragment Mono', 'Fira Code', monospace;
}

/* ===== DARK MODE — Slate 900 + Blue 400 ===== */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #020617;
  --bg-card: #1e293b;
  --bg-card-hover: #263348;
  --bg-nav: rgba(15, 23, 42, 0.8);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-hover: #7dd3fc;
  --accent-glow: rgba(56, 189, 248, 0.12);
  --accent-secondary: #a78bfa;
  --accent-text: #0f172a;
  --border: #1e293b;
  --border-light: #334155;
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-nav: 0 1px 3px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] {
  color-scheme: dark;
}

[data-theme="dark"] .filter-group select {
  background-color: #1e293b;
  color: #f1f5f9;
  border-color: #334155;
}

[data-theme="dark"] .filter-group select option {
  background-color: #1e293b;
  color: #f1f5f9;
}

[data-theme="dark"] .filter-group input {
  background-color: #1e293b;
  color: #f1f5f9;
  border-color: #334155;
}

[data-theme="dark"] .filter-group select option:checked {
  background: #334155;
  color: #f1f5f9;
}

[data-theme="dark"] .hero-avatar img {
  border-color: var(--bg-card);
  box-shadow: 0 0 0 1px var(--border);
}

[data-theme="dark"] .marquee-section {
   background: var(--bg-card);
 }

 /* ===== INLINE SVG ICONS ===== */
 svg[aria-label] {
   stroke: currentColor;
   fill: none;
   stroke-width: 1.5;
   stroke-linecap: round;
   stroke-linejoin: round;
 }

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.nav.scrolled {
  padding: 10px 0;
  box-shadow: var(--shadow-nav);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo img,
.nav-logo svg {
   width: 36px;
   height: 36px;
   border-radius: 8px;
   color: var(--text-primary);
 }

.nav-logo svg {
   border-radius: 0;
 }

.nav-logo .accent {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

.nav-links .cta-btn {
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
}

.nav-links .cta-btn:hover {
  background: var(--accent-secondary);
  color: var(--accent-text);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== THEME TOGGLE ===== */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition);
  margin-left: 8px;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: rotate(15deg);
}

.theme-toggle img,
.theme-toggle svg {
   width: 20px;
   height: 20px;
   transition: var(--transition);
 }

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

[data-theme="dark"] .theme-toggle .icon-moon {
  display: inline;
}

[data-theme="light"] .theme-toggle .icon-sun {
  display: inline;
}

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

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
  background: url('../images/BW5.png') center center / cover no-repeat;
}

.hero::before {
   content: '';
   position: absolute;
   inset: 0;
   background: linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(248, 250, 252, 0.85));
   pointer-events: none;
   z-index: 0;
 }

 [data-theme="dark"] .hero::before {
   background: linear-gradient(135deg, rgba(15, 23, 42, 0.9), rgba(2, 6, 23, 0.92));
 }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  animation: fadeInUp 1s ease-out;
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

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

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-avatar {
  position: relative;
  width: 380px;
  height: 380px;
}

.hero-avatar::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  opacity: 0.6;
  animation: avatarPulse 4s ease-in-out infinite;
}

@keyframes avatarPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.02); }
}

.hero-avatar img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--bg-primary);
  z-index: 1;
}

.hero-social {
  display: flex;
  gap: 12px;
  margin-top: 28px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-link:hover {
  color: var(--accent-text);
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-item .stat-number {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== SECTION COMMON ===== */
.section {
  padding: 100px 0;
}

.section-header {
  margin-bottom: 60px;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.8;
}

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

.about-quote {
  background: var(--bg-card);
  border-left: 3px solid var(--accent);
  padding: 24px 28px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 32px 0;
}

.about-quote p {
  font-style: italic;
  color: var(--text-primary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.about-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.about-detail-card:hover {
  border-color: var(--border-light);
  transform: translateX(4px);
}

.about-detail-card .card-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.about-detail-card .card-value {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 500;
}

/* ===== SKILLS ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}

.skill-category:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.skill-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}

.skill-icon img,
.skill-icon svg {
   width: 28px;
   height: 28px;
   color: var(--accent);
 }

.skill-category h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 12px;
  border-radius: 6px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: var(--transition);
}

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

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-secondary), var(--border));
}

.timeline-item {
  position: relative;
  margin-bottom: 48px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}

.timeline-item:hover {
  border-color: var(--border-light);
  transform: translateX(8px);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -49px;
  top: 36px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-primary);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 8px;
}

.timeline-item h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-item h4 {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 12px;
}

.timeline-item p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.timeline-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.timeline-tech span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--accent-glow);
  color: var(--accent);
}

/* ===== TIMELINE META & BADGES ===== */
.timeline-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.duration-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  color: var(--accent-text);
  white-space: nowrap;
}

.type-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.type-badge.fulltime {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
  border: 1px solid rgba(34, 197, 94, 0.25);
}

.type-badge.subcontract {
  background: rgba(251, 191, 36, 0.12);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.25);
}

.type-badge.freelance {
  background: rgba(168, 85, 247, 0.12);
  color: #a855f7;
  border: 1px solid rgba(168, 85, 247, 0.25);
}

.type-badge.current {
  background: rgba(6, 182, 212, 0.12);
  color: #06b6d4;
  border: 1px solid rgba(6, 182, 212, 0.25);
  animation: pulseCurrent 2s ease-in-out infinite;
}

@keyframes pulseCurrent {
  0%, 100% { box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.2); }
  50% { box-shadow: 0 0 0 6px rgba(6, 182, 212, 0); }
}

[data-theme="dark"] .type-badge.fulltime { color: #4ade80; }
[data-theme="dark"] .type-badge.subcontract { color: #fcd34d; }
[data-theme="dark"] .type-badge.freelance { color: #c084fc; }
[data-theme="dark"] .type-badge.current { color: #22d3ee; }

.timeline-item.hidden {
  display: none;
}

.timeline-item.highlight .timeline-tech span {
  background: var(--accent);
  color: var(--accent-text);
}

/* ===== FILTER CONTROLS ===== */
.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-end;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

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

.filter-group label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-group select,
.filter-group input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  cursor: pointer;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.filter-group option {
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 8px 14px;
}

.filter-group select:hover,
.filter-group input:hover {
  border-color: var(--accent);
}

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

.type-filters {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.filter-btn.active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.filter-reset {
  transition: var(--transition);
}

.filter-summary {
  margin-top: 8px;
}

/* ===== PORTFOLIO GRID ===== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 24px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.portfolio-card:hover {
  border-color: var(--accent);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.portfolio-card.hidden {
  display: none;
}

.portfolio-preview {
  height: 220px;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card));
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  color: var(--accent);
  opacity: 0.6;
}

.portfolio-preview img,
.portfolio-preview svg {
   width: 80px;
   height: 80px;
   opacity: 0.5;
   color: var(--accent);
 }

.portfolio-preview::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  opacity: 0;
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-preview::before {
  opacity: 1;
}

.portfolio-body {
  padding: 28px;
}

.portfolio-type {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.portfolio-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.portfolio-body p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

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

.portfolio-tags span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 24px 0;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question .faq-icon {
  font-size: 1.5rem;
  transition: var(--transition);
  color: var(--accent);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer p {
  padding-bottom: 24px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

/* ===== CONTACT ===== */
.contact-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  max-width: 640px;
}

.contact-info h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.8;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  color: var(--text-primary);
}

.contact-link:hover {
  border-color: var(--accent);
  transform: translateX(4px);
  color: var(--text-primary);
}

.contact-link .link-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.contact-link .link-icon img,
.contact-link .link-icon svg {
   width: 20px;
   height: 20px;
   color: var(--accent);
 }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* ===== MARQUEE ===== */
.marquee-section {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.marquee-track {
  display: flex;
  animation: marquee 30s linear infinite;
  width: max-content;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-item {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--text-muted);
  white-space: nowrap;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.marquee-item .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
}

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

.footer-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: var(--transition);
}

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

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-avatar {
    width: 280px;
    height: 280px;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-social {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-description {
    margin: 0 auto 40px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 16px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .mobile-toggle {
    display: flex;
    z-index: 1001;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .filter-controls {
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
  }

  .filter-group {
    width: 100%;
  }

  .filter-group select,
  .filter-group input {
    width: 100%;
  }

  .type-filters {
    flex-wrap: wrap;
  }

  .timeline {
    padding-left: 24px;
  }

  .timeline-item {
    padding: 20px;
  }

  .timeline-item::before {
    left: -33px;
    width: 12px;
    height: 12px;
  }

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

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 160px 0 80px;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
}

/* ===== CURSOR ===== */
.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease;
  mix-blend-mode: difference;
}

.cursor-ring {
  position: fixed;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
  opacity: 0.5;
}

@media (max-width: 968px) {
  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  padding: 12px 24px;
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: 600;
  z-index: 10000;
  transition: top 0.2s ease;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== FILTER CONTROLS ===== */
.filter-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filter-group label {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.filter-tech-input {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  width: 200px;
  outline: none;
  transition: border-color 0.2s ease;
}

.filter-tech-input:focus {
  border-color: var(--accent);
}

.filter-summary {
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text-muted);
}

.filter-reset {
  padding: 8px 16px;
  font-size: 0.82rem;
}

/* ===== PORTFOLIO CARD LINK (featured section) ===== */
.portfolio-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  cursor: pointer;
}

.portfolio-card-link .portfolio-card {
  height: 100%;
}

.portfolio-card-link:hover .portfolio-card {
  border-color: var(--accent);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--accent-dark, var(--accent));
  transform: translateY(-2px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}