/* ==========================================
   Muhammad Abbas Khalil — Portfolio CSS
   Dark Mode · Orange/Amber Theme
   ========================================== */

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

/* ── CSS Variables ── */
:root {
  --accent: #f97316;
  --accent-light: #fb923c;
  --accent-dim: rgba(249, 115, 22, 0.15);
  --accent-glow: rgba(249, 115, 22, 0.4);
  --bg: #080808;
  --bg-card: #111111;
  --bg-card2: #161616;
  --border: rgba(255,255,255,0.07);
  --border-accent: rgba(249,115,22,0.3);
  --text: #f1f1f1;
  --text-muted: #888;
  --text-dim: #555;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --shadow: 0 4px 30px rgba(0,0,0,0.4);
  --shadow-accent: 0 0 40px rgba(249,115,22,0.15);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
strong { color: #fff; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ── Canvas Particles ── */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── Navigation ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 20px 0;
}
#navbar.scrolled {
  background: rgba(8,8,8,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  box-shadow: var(--shadow);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  font-family: var(--mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
}
.logo-bracket { color: var(--accent); }
.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
}
.nav-link {
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--accent);
  background: var(--accent-dim);
}
.nav-cta {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-light);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── Hero Section ── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 120px 64px 80px;
  max-width: 1300px;
  margin: 0 auto;
  gap: 60px;
  z-index: 1;
}
.hero-content { flex: 1; max-width: 620px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #4ade80;
  margin-bottom: 28px;
  letter-spacing: 0.3px;
}
.badge-dot {
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse-green 2s infinite;
}
@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6); }
  50% { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
}
.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 16px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--accent), #fbbf24, var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--accent-light);
  margin-bottom: 20px;
  min-height: 32px;
}
.hero-subtitle::after {
  content: '|';
  animation: blink 1s infinite;
  margin-left: 2px;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.btn-primary {
  padding: 13px 30px;
  background: linear-gradient(135deg, var(--accent), #ea580c);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 12px;
  transition: var(--transition);
  box-shadow: 0 4px 20px var(--accent-glow);
  letter-spacing: 0.3px;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
  filter: brightness(1.1);
}
.btn-secondary {
  padding: 13px 30px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  transition: var(--transition);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.btn-resume {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-linkedin {
  padding: 13px 24px;
  background: #0a66c2;
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 12px;
  border: 1px solid rgba(10,102,194,0.6);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-linkedin:hover {
  background: #0856a8;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(10,102,194,0.4);
}

/* ── Nav Actions Group ── */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-linkedin {
  background: rgba(10,102,194,0.12);
  border-color: rgba(10,102,194,0.35);
  color: #5ba4e6;
}
.nav-linkedin:hover {
  background: #0a66c2;
  color: #fff;
  border-color: #0a66c2;
  box-shadow: 0 0 20px rgba(10,102,194,0.4);
}

/* ── About Link Variants ── */
.about-link-linkedin {
  background: rgba(10,102,194,0.12);
  border-color: rgba(10,102,194,0.35);
  color: #5ba4e6;
}
.about-link-linkedin:hover {
  background: #0a66c2;
  color: #fff;
  border-color: #0a66c2;
}
.about-link-resume {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent-light);
}
.about-link-resume:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Resume Section ── */
#resume { background: var(--bg); }
.resume-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: auto auto;
  transition: var(--transition);
}
.resume-card:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-accent);
}
.resume-left {
  background: linear-gradient(160deg, rgba(249,115,22,0.08), var(--bg-card2));
  border-right: 1px solid var(--border);
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  grid-row: 1;
}
.resume-avatar img {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}
.resume-identity h3 {
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}
.resume-role {
  font-size: 0.8rem;
  color: var(--accent-light);
  font-weight: 600;
  margin-bottom: 4px;
}
.resume-uni {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.resume-socials {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}
.rsocial {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.rsocial:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.rsocial-li:hover {
  border-color: #0a66c2;
  color: #5ba4e6;
  background: rgba(10,102,194,0.1);
}
.resume-right {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  grid-row: 1;
}
.resume-section-block { display: flex; flex-direction: column; gap: 14px; }
.rb-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.rb-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.rb-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  margin-top: 6px;
}
.rb-item > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.rb-item strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
}
.rb-item span {
  font-size: 0.82rem;
  color: var(--text-muted);
}
.rb-date {
  font-size: 0.75rem !important;
  color: var(--accent-light) !important;
  font-family: var(--mono);
}
.resume-skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.resume-skill-pills span {
  padding: 4px 12px;
  background: var(--accent-dim);
  border: 1px solid rgba(249,115,22,0.2);
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-light);
}
.resume-download-overlay {
  grid-column: 1 / -1;
  border-top: 1px solid var(--border);
  padding: 28px 40px;
  display: flex;
  align-items: center;
  gap: 20px;
  background: linear-gradient(90deg, rgba(249,115,22,0.05), transparent);
  flex-wrap: wrap;
}
.resume-dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
  flex-shrink: 0;
}
/* ── LinkedIn Contact Card ── */
.contact-card-linkedin .contact-icon { background: rgba(10,102,194,0.15); color: #5ba4e6; }
.contact-card-linkedin:hover .contact-icon {
  background: #0a66c2;
  color: #fff;
  box-shadow: 0 0 20px rgba(10,102,194,0.4);
}
.contact-card-linkedin a:hover { color: #5ba4e6 !important; }

/* ── Responsive: Resume ── */
@media (max-width: 768px) {
  .resume-card { grid-template-columns: 1fr; }
  .resume-left { border-right: none; border-bottom: 1px solid var(--border); padding: 28px 20px; grid-row: auto; }
  .resume-right { padding: 24px 20px; grid-row: auto; }
  .resume-download-overlay { padding: 24px 20px; flex-direction: column; align-items: flex-start; }
  .nav-actions { gap: 6px; }
  .nav-linkedin { display: none; }
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -1px;
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
  display: block;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ── Avatar ── */
.hero-visual {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  position: relative;
}
.avatar-ring {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.avatar-img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
  box-shadow: 0 0 40px var(--accent-glow), 0 0 80px rgba(249,115,22,0.1);
  position: relative;
  z-index: 2;
  transition: var(--transition);
}
.avatar-img:hover { transform: scale(1.05); }
.ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--accent);
}
.ring-1 {
  width: 230px; height: 230px;
  opacity: 0.3;
  animation: ring-spin 12s linear infinite;
}
.ring-2 {
  width: 260px; height: 260px;
  opacity: 0.15;
  animation: ring-spin 20s linear infinite reverse;
  border-style: dashed;
}
.ring-3 {
  width: 280px; height: 280px;
  opacity: 0.07;
  animation: ring-spin 30s linear infinite;
}
@keyframes ring-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

/* ── Floating Tags ── */
.floating-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-width: 280px;
}
.tag {
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-muted);
  transition: var(--transition);
  cursor: default;
  animation: float 4s ease-in-out infinite;
}
.tag:hover { border-color: var(--accent); color: var(--accent); }
.tag-react { animation-delay: 0s; }
.tag-flask { animation-delay: 0.5s; }
.tag-figma { animation-delay: 1s; }
.tag-ai { animation-delay: 1.5s; }
.tag-web3 { animation-delay: 2s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

/* ── Scroll Indicator ── */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-anim 2s ease-in-out infinite;
}
@keyframes scroll-anim {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Sections ── */
section { position: relative; z-index: 1; }
.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 32px;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-label {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -1.5px;
  color: #fff;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* ── About Section ── */
#about { background: linear-gradient(to bottom, transparent, rgba(249,115,22,0.03), transparent); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-text p {
  color: var(--text-muted);
  margin-bottom: 18px;
  font-size: 1rem;
  line-height: 1.8;
}
.about-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.about-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 10px;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  color: var(--accent-light);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.about-link:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
}
.info-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-card2);
  transform: translateY(-2px);
}
.card-icon { font-size: 1.5rem; flex-shrink: 0; }
.card-content h4 {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: 4px;
}
.card-content p {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

/* ── Skills Section ── */
#skills { background: var(--bg); }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}
.skill-category:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-accent);
  transform: translateY(-3px);
}
.skill-cat-title {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.cat-icon { font-size: 1.2rem; }
.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.skill-pill {
  padding: 5px 13px;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  cursor: default;
}
.skill-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Projects Section ── */
#projects { background: linear-gradient(to bottom, transparent, rgba(249,115,22,0.03), transparent); }
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: var(--transition);
}
.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent), var(--shadow);
}
.project-card:hover::before { opacity: 1; }
.project-card.featured {
  border-color: rgba(249,115,22,0.2);
  background: linear-gradient(135deg, var(--bg-card), rgba(249,115,22,0.05));
}
.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.project-icon { font-size: 1.8rem; }
.project-links { display: flex; gap: 8px; }
.proj-link {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-card2);
  color: var(--text-muted);
  transition: var(--transition);
}
.proj-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.project-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.3px;
  line-height: 1.3;
}
.project-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}
.ptag {
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--accent-dim);
  color: var(--accent-light);
  border-radius: 4px;
  border: 1px solid rgba(249,115,22,0.2);
}
.projects-cta { text-align: center; }

/* ── Contact Section ── */
#contact { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.contact-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}
.contact-icon {
  width: 56px; height: 56px;
  background: var(--accent-dim);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: 1.6rem;
  transition: var(--transition);
}
.contact-card:hover .contact-icon {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 20px var(--accent-glow);
}
.contact-card h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.contact-card a, .contact-card span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}
.contact-card a:hover { color: var(--accent); }

/* ── Footer ── */
#footer {
  border-top: 1px solid var(--border);
  background: var(--bg);
  padding: 48px 32px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.footer-logo {
  font-family: var(--mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.footer-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}
.footer-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.footer-links {
  display: flex;
  gap: 20px;
  margin-top: 8px;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-dim);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); }

/* ── Animations / Intersection Observer ── */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  #hero { padding: 120px 32px 80px; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
}
@media (max-width: 768px) {
  #hero {
    padding: 100px 20px 60px;
    flex-direction: column;
    min-height: auto;
  }
  .hero-title { font-size: 2.5rem; letter-spacing: -1px; }
  .nav-links { display: none; position: fixed; top: 70px; left: 0; right: 0;
    background: rgba(8,8,8,0.97); flex-direction: column; padding: 20px;
    border-bottom: 1px solid var(--border); backdrop-filter: blur(20px); }
  .nav-links.open { display: flex; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }
  .section-container { padding: 70px 20px; }
  .projects-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr; }
  .hero-stats { gap: 16px; }
}