/* =============================================
   ALEX MORGAN – PORTFOLIO  |  style.css
   ============================================= */

/* ---------- TOKENS ---------- */
:root {
  --bg: #0d0f1a;
  --bg2: #131629;
  --surface: #1a1e33;
  --surface2: #222740;
  --border: rgba(139, 148, 255, 0.15);
  --text: #e8eaf6;
  --text-muted: #9098c1;
  --accent: #7c6cfc;
  --accent2: #5af5c8;
  --accent-glow: rgba(124, 108, 252, 0.35);
  --accent2-glow: rgba(90, 245, 200, 0.25);
  --gradient: linear-gradient(135deg, #7c6cfc, #5af5c8);
  --nav-h: 70px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #f0f2ff;
  --bg2: #e8ebff;
  --surface: #ffffff;
  --surface2: #f5f6ff;
  --border: rgba(100, 80, 220, 0.15);
  --text: #1a1c40;
  --text-muted: #5a6099;
  --accent: #6052e0;
  --accent2: #00b89c;
  --accent-glow: rgba(96, 82, 224, 0.2);
  --shadow: 0 8px 32px rgba(100, 80, 220, 0.1);
  --shadow-lg: 0 20px 60px rgba(100, 80, 220, 0.15);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ---------- UTILITY ---------- */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.hidden { display: none !important; }

/* ---------- SECTION HEADERS ---------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-tag {
  display: inline-block;
  font-family: 'Fira Code', monospace;
  font-size: 0.82rem;
  color: var(--accent2);
  background: var(--accent2-glow);
  padding: 4px 14px;
  border-radius: 99px;
  border: 1px solid var(--accent2);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.section-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 99px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity var(--transition);
}
.btn:hover::after { opacity: 1; }
.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px var(--accent-glow); }
.btn-outline {
  border: 2px solid var(--accent);
  color: var(--accent);
}
.btn-outline:hover { background: var(--accent); color: #fff; transform: translateY(-2px); }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; }
.btn-full { width: 100%; justify-content: center; }

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(13, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}
[data-theme="light"] .navbar.scrolled {
  background: rgba(240, 242, 255, 0.88);
}
.nav-container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -1px;
}
.logo-dot { color: var(--accent2); }
.nav-links {
  display: flex;
  gap: 6px;
}
.nav-link {
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--text); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.theme-toggle {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface);
  color: var(--accent);
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  border: 1px solid var(--border);
}
.theme-toggle:hover { background: var(--accent); color: #fff; transform: rotate(20deg); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 99px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-h) + 40px) 24px 80px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: blobFloat 8s ease-in-out infinite alternate;
}
.blob-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124, 108, 252, 0.25), transparent 70%);
  top: -100px; left: -150px;
}
.blob-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(90, 245, 200, 0.2), transparent 70%);
  bottom: -80px; right: -100px;
  animation-delay: -4s;
}
@keyframes blobFloat { from { transform: scale(1) translate(0, 0); } to { transform: scale(1.15) translate(30px, -30px); } }

.particles { position: absolute; inset: 0; }

.hero-content {
  max-width: 1160px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
  position: relative;
  z-index: 1;
}
.hero-greeting { font-size: 1rem; color: var(--text-muted); font-weight: 500; margin-bottom: 8px; }
.hero-name {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 14px;
}
.hero-tagline {
  font-family: 'Fira Code', monospace;
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  color: var(--accent2);
  min-height: 1.5em;
  margin-bottom: 20px;
}
.typed-cursor { animation: blink 0.8s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-intro {
  color: var(--text-muted);
  font-size: 1rem;
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-socials { display: flex; gap: 12px; }
.social-icon {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--text-muted);
  transition: all var(--transition);
}
.social-icon:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px var(--accent-glow);
}

/* Hero image */
.hero-image-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 400px;
  height: 400px;
  margin: 0 auto;
}
.hero-image-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid transparent;
}
.ring-outer {
  width: 100%; height: 100%;
  border-top-color: var(--accent);
  border-right-color: var(--accent2);
  animation: spinRing 8s linear infinite;
}
.ring-inner {
  width: 90%; height: 90%;
  border-bottom-color: var(--accent2);
  border-left-color: var(--accent);
  animation: spinRing 5s linear infinite reverse;
}
@keyframes spinRing { to { transform: rotate(360deg); } }
.hero-profile-img {
  width: 74%;
  height: 74%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--surface2);
  box-shadow: 0 0 50px var(--accent-glow), 0 0 100px rgba(90, 245, 200, 0.1);
  animation: floatImg 5s ease-in-out infinite;
}
@keyframes floatImg { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.hero-badge {
  position: absolute;
  bottom: 30px;
  right: -10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 99px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent2);
  box-shadow: var(--shadow);
  animation: floatImg 4s ease-in-out infinite 1s;
}
.hero-badge i { font-size: 1rem; }

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
  animation: bounce 2s ease-in-out infinite;
  z-index: 1;
}
@keyframes bounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* ---------- ABOUT ---------- */
.about { background: var(--bg2); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: center;
}
.about-img-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  position: relative;
}
.about-img-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0.08;
  z-index: 1;
  pointer-events: none;
}
.about-img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.about-stats {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.stat-card {
  flex: 1;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: 16px 12px;
  text-align: center;
  color: var(--accent);
  font-size: 1.6rem;
  font-weight: 800;
}
.stat-number { font-size: 1.8rem; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { display: block; font-size: 0.72rem; color: var(--text-muted); font-weight: 500; margin-top: 2px; }

.about-text h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 16px; }
.about-text p { color: var(--text-muted); margin-bottom: 14px; }
.about-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 20px;
}
.detail-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.detail-item i { color: var(--accent); width: 18px; }

/* ---------- SKILLS ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.skills-icons {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.skill-icon-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 10px;
  text-align: center;
  transition: all var(--transition);
  cursor: default;
}
.skill-icon-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 12px 30px var(--accent-glow);
}
.skill-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.skill-icon-card span { font-size: 0.72rem; font-weight: 600; color: var(--text-muted); display: block; }

.skills-bars { display: flex; flex-direction: column; gap: 22px; }
.skill-bar-item {}
.skill-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}
.skill-pct { color: var(--accent2); font-family: 'Fira Code', monospace; }
.skill-track {
  background: var(--surface);
  border-radius: 99px;
  height: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.skill-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--gradient);
  width: 0%;
  transition: width 1.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.skill-fill::after {
  content: '';
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 4px;
  background: rgba(255,255,255,0.6);
  border-radius: 99px;
  box-shadow: 0 0 8px rgba(255,255,255,0.8);
}

/* ---------- PROJECTS ---------- */
.projects { background: var(--bg2); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.project-img-wrap { position: relative; overflow: hidden; aspect-ratio: 16/9; }
.project-img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-img { transform: scale(1.06); }
.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13, 15, 26, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  opacity: 0;
  transition: opacity var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.overlay-link {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 1rem;
  transition: all var(--transition);
}
.overlay-link:hover { background: var(--accent); color: #fff; transform: scale(1.1); }
.project-info { padding: 22px; }
.project-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.tag {
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--surface2);
  color: var(--accent2);
  border: 1px solid rgba(90, 245, 200, 0.2);
}
.project-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.project-desc { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 18px; line-height: 1.6; }
.project-links { display: flex; gap: 10px; }

/* ---------- EXPERIENCE ---------- */
.timeline-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
  justify-content: center;
}
.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 99px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.tab-btn:hover { color: var(--text); border-color: var(--accent); }
.tab-btn.active { background: var(--gradient); color: #fff; border-color: transparent; box-shadow: 0 4px 20px var(--accent-glow); }

.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 12px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2), transparent);
  border-radius: 99px;
}
.timeline-item {
  position: relative;
  margin-bottom: 36px;
}
.timeline-dot {
  position: absolute;
  left: -26px;
  top: 22px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--gradient);
  box-shadow: 0 0 12px var(--accent-glow);
  border: 2px solid var(--bg);
}
.timeline-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 26px;
  transition: all var(--transition);
}
.timeline-card:hover { border-color: var(--accent); box-shadow: 0 8px 30px var(--accent-glow); }
.timeline-period {
  font-family: 'Fira Code', monospace;
  font-size: 0.78rem;
  color: var(--accent2);
  background: var(--accent2-glow);
  padding: 2px 10px;
  border-radius: 99px;
  border: 1px solid var(--accent2);
  display: inline-block;
  margin-bottom: 10px;
}
.timeline-role { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.timeline-org { font-size: 0.85rem; color: var(--text-muted); display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.timeline-card p { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 14px; }
.timeline-tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* ---------- CONTACT ---------- */
.contact { background: var(--bg2); }
.contact-intro { color: var(--text-muted); margin-bottom: 36px; font-size: 1rem; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-icon {
  width: 48px; height: 48px;
  min-width: 48px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  color: var(--accent);
}
.contact-label { display: block; font-size: 0.75rem; color: var(--text-muted); margin-bottom: 2px; }
.contact-value { font-size: 0.95rem; font-weight: 600; color: var(--text); }
a.contact-value:hover { color: var(--accent); }
.contact-socials { display: flex; gap: 12px; margin-top: 32px; }

/* Form */
.contact-form { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.84rem; font-weight: 600; margin-bottom: 8px; color: var(--text-muted); }
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  transition: all var(--transition);
  resize: none;
}
.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: 0.7; }
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  color: var(--accent2);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 14px;
  padding: 12px 16px;
  background: var(--accent2-glow);
  border-radius: var(--radius-sm);
  border: 1px solid var(--accent2);
}
.form-success.show { display: flex; }

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 40px 0 24px;
}
.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.footer-nav { display: flex; gap: 6px; flex-wrap: wrap; }
.footer-nav a {
  padding: 6px 14px;
  border-radius: 99px;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: all var(--transition);
}
.footer-nav a:hover { color: var(--text); background: var(--surface); }
.footer-socials { display: flex; gap: 10px; }
.footer-bottom { text-align: center; color: var(--text-muted); font-size: 0.84rem; }
.footer-sub { margin-top: 4px; font-size: 0.76rem; opacity: 0.6; }

/* ---------- BACK TO TOP ---------- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px var(--accent-glow);
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 900;
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 28px var(--accent-glow); }

/* ---------- PARTICLE DOTS ---------- */
.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.3;
  animation: particleDrift linear infinite;
}
@keyframes particleDrift {
  from { transform: translateY(100vh) scale(0); opacity: 0; }
  10% { opacity: 0.4; }
  90% { opacity: 0.2; }
  to { transform: translateY(-20px) scale(1); opacity: 0; }
}

/* ---------- DATA-AOS MANUAL ANIMATIONS ---------- */
[data-aos] { opacity: 0; transition: opacity 0.7s ease, transform 0.7s ease; }
[data-aos="fade-up"] { transform: translateY(40px); }
[data-aos="fade-right"] { transform: translateX(-40px); }
[data-aos="fade-left"] { transform: translateX(40px); }
[data-aos].aos-animate { opacity: 1; transform: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero-text { display: flex; flex-direction: column; align-items: center; }
  .hero-intro { max-width: 560px; }
  .hero-image-wrap { width: 300px; height: 300px; }
  .skills-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-img { aspect-ratio: 16/9; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--bg2);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform var(--transition);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .hamburger { display: flex; }
  .section { padding: 72px 0; }
  .hero-cta { justify-content: center; }
  .hero-socials { justify-content: center; }
  .skills-icons { grid-template-columns: repeat(4, 1fr); }
  .about-details { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; align-items: center; text-align: center; }
  .footer-nav { justify-content: center; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-name { letter-spacing: -0.5px; }
  .skills-icons { grid-template-columns: repeat(4, 1fr); gap: 10px; }
  .skill-icon-card { padding: 14px 6px; }
  .skill-icon { font-size: 1.5rem; }
  .hero-cta { flex-direction: column; align-items: center; }
  .contact-form { padding: 22px; }
  .timeline { padding-left: 24px; }
}