/* ═══════════════════════════════════════════
   ZIAD RAHMAN — PORTFOLIO
   Dark Engineering Theme v2
   ═══════════════════════════════════════════ */

/* ── Reset & Base ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0e0e16;
  --bg-card: #12121c;
  --bg-card-hover: #181828;
  --border: #1e1e30;
  --border-accent: #2a2a45;
  --text-primary: #e0e0e8;
  --text-secondary: #8888a0;
  --text-dim: #555570;
  --accent: #00d4aa;
  --accent-dim: #00d4aa33;
  --accent-glow: #00d4aa22;
  --warning: #f0a030;
  --warning-dim: #f0a03033;
  --experimental: #8080ff;
  --experimental-dim: #8080ff33;
  --red: #ff4444;
  --green: #44cc44;
  --yellow: #cccc44;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 6px;
  --radius-lg: 12px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ═══════════════ SITE PRELOADER ═══════════════ */
.site-preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.site-preloader.is-active { display: flex; }
.site-preloader-inner {
  width: min(520px, 92vw);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  padding: 22px 20px;
  text-align: center;
}
.site-preloader-title {
  font-family: var(--mono);
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 14px var(--accent);
  margin-bottom: 6px;
}
.site-preloader-sub {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
}
.site-preloader-bar {
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  overflow: hidden;
}
.site-preloader-bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: preloaderSweep 0.9s ease-in-out infinite;
}
@keyframes preloaderSweep {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(260%); }
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: #00ffcc; }
::selection { background: var(--accent); color: var(--bg-primary); }

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

/* ═══════════════ NAVIGATION ═══════════════ */

#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
}
#nav.scrolled { background: rgba(10, 10, 15, 0.95); border-bottom-color: var(--border-accent); }

.nav-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 60px;
}

.nav-logo { font-family: var(--mono); font-size: 1.25rem; font-weight: 700; color: var(--text-primary); letter-spacing: 2px; }
.nav-logo:hover { color: var(--accent); }
.blink { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.nav-links { display: flex; list-style: none; gap: 8px; }
.nav-links a {
  font-family: var(--mono); font-size: 0.75rem; color: var(--text-secondary);
  padding: 6px 12px; border-radius: var(--radius); transition: all var(--transition);
  text-transform: uppercase; letter-spacing: 1px;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); background: var(--accent-dim); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text-secondary); transition: all var(--transition); }

/* ═══════════════ HERO ═══════════════ */

.hero { position: relative; min-height: 100svh; display: flex; align-items: center; padding-top: 60px; 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; opacity: 0.3;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
}

.hero-content { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 48px; padding-top: 40px; padding-bottom: 80px; }
/* Allow the hero to breathe wider than other sections */
.hero .container.hero-content { max-width: 1440px; }

/* ── Terminal container — fixed height, no layout shift ── */
.hero-terminal {
  background: var(--bg-card); border: 1px solid var(--accent); border-radius: var(--radius-lg);
  overflow: hidden; margin: 0 auto;
  /* Desktop sizing (requested): 1080×600, clamped to viewport */
  --term-w: 1080px;
  --term-h: 600px;
  width: min(var(--term-w), 96vw);
  max-width: var(--term-w);
  height: min(var(--term-h), calc(100svh - 180px));
  box-shadow: 0 0 40px rgba(0, 212, 170, 0.15), 0 0 80px rgba(0, 212, 170, 0.08), inset 0 0 60px rgba(0, 212, 170, 0.03);
  animation: neonPulse 3s ease-in-out infinite;
  position: relative; display: flex; flex-direction: column;
}
@keyframes neonPulse {
  0%, 100% { box-shadow: 0 0 40px rgba(0, 212, 170, 0.15), 0 0 80px rgba(0, 212, 170, 0.08), inset 0 0 60px rgba(0, 212, 170, 0.03); }
  50% { box-shadow: 0 0 50px rgba(0, 212, 170, 0.25), 0 0 100px rgba(0, 212, 170, 0.12), inset 0 0 80px rgba(0, 212, 170, 0.05); }
}

.terminal-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; background: var(--bg-secondary); border-bottom: 1px solid var(--border); flex-shrink: 0; }
.terminal-spacer { flex: 1; }
.terminal-time {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  min-width: 76px;
  text-align: right;
}
.terminal-power {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--mono);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
}
.terminal-power:hover { border-color: var(--warning); color: var(--warning); background: var(--warning-dim); }
.terminal-wake {
  display: none;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 12px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-family: var(--mono);
  font-size: 0.7rem;
  cursor: pointer;
  transition: all var(--transition);
}
.terminal-wake:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.hero-terminal.is-off .terminal-wake { display: inline-flex; }
.hero-terminal.is-off .terminal-title { color: var(--text-dim); }
.hero-terminal.is-off .terminal-bar { display: none; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: var(--red); } .dot.yellow { background: var(--yellow); } .dot.green { background: var(--green); }
.terminal-title { font-family: var(--mono); font-size: 0.75rem; color: var(--text-dim); margin-left: 8px; }
.terminal-body {
  padding: 28px 32px;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; touch-action: pan-y;
  scrollbar-width: none; -ms-overflow-style: none;
}
.terminal-body.is-shutdown {
  padding: 0;
}
.terminal-body::-webkit-scrollbar { width: 0; height: 0; display: none; }

/* ── Terminal text ── */
.term-line { color: var(--text-secondary); margin-bottom: 6px; }
.term-prompt { color: var(--accent); margin-right: 8px; text-shadow: 0 0 10px var(--accent); }
.term-cmd { color: var(--text-primary); }
.term-output { color: var(--text-primary); padding-left: 20px; margin-bottom: 3px; white-space: pre-wrap; word-break: break-word; }
.term-output.accent { color: var(--accent); font-weight: 600; font-size: 1rem; text-shadow: 0 0 20px var(--accent); }
.term-output.dim { color: var(--text-secondary); font-style: italic; font-size: 0.82rem; }
.term-output.warn { color: var(--warning); }
.term-shutdown-line {
  font-family: var(--mono);
  font-size: 0.88rem;
  line-height: 1.55;
  padding: 0;
  margin: 0;
  white-space: pre;
}
.term-shutdown-line.dim { color: var(--text-secondary); }
.term-shutdown-line.accent { color: var(--accent); text-shadow: 0 0 18px var(--accent); }

.term-power-screen {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}
.term-power-btn {
  width: 72px;
  height: 72px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-family: var(--mono);
  font-size: 2rem;
  cursor: pointer;
  transition: all var(--transition);
}
.term-power-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
}
.term-power-text {
  font-family: var(--mono);
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.term-preloader {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.term-preloader-title {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--accent);
  text-shadow: 0 0 12px var(--accent);
}
.term-preloader-sub {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
}
.term-preloader-bar {
  width: min(420px, 86vw);
  height: 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  overflow: hidden;
}
.term-preloader-bar span {
  display: block;
  height: 100%;
  width: 40%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: preloaderSweep 0.7s ease-in-out infinite;
}
.term-output a { color: var(--accent); text-decoration: underline; }
.hero-name-line { font-size: 1.5rem; font-weight: 700; color: var(--text-primary) !important; letter-spacing: 1px; }

/* ── Input line + fat caret ── */
.term-input-line { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.term-input-area { position: relative; flex: 1; min-width: 0; display: flex; align-items: center; }
.term-input-mirror { white-space: pre; color: var(--text-primary); font-family: var(--mono); font-size: 0.88rem; line-height: 1.8; }
.term-caret {
  width: 9px; height: 1.2em;
  background: var(--accent);
  display: inline-block;
  margin-left: 1px;
  border-radius: 1px;
  animation: cursorBlink 1s step-end infinite;
  box-shadow: 0 0 12px var(--accent);
}
.term-input {
  position: absolute; inset: 0; width: 100%;
  background: transparent; border: 0; outline: none;
  color: transparent; font-family: var(--mono); font-size: 0.88rem;
  caret-color: transparent;
}
.term-help { color: var(--text-dim); font-size: 0.72rem; padding-left: 20px; margin-top: 6px; }
@keyframes cursorBlink { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }

/* ── Neofetch layout (ASCII left, info right) ── */
.term-neofetch { display: flex; gap: 24px; align-items: flex-start; padding: 4px 0 8px 8px; flex-wrap: wrap; font-size: 1rem; }
.term-neo-info { flex: 1; min-width: 0; }
.neo-greeting { font-size: 1.05rem; font-weight: 600; color: var(--text-primary); margin-bottom: 2px; }
.neo-greeting .accent { color: var(--accent); text-shadow: 0 0 12px var(--accent); }
.neo-subtitle { color: var(--text-secondary); font-size: 0.82rem; margin-bottom: 4px; }
.neo-welcome { font-size: 0.78rem; line-height: 1.6; }
.neo-welcome .accent { color: var(--accent); }
.neo-divider { color: var(--border); font-size: 0.7rem; margin: 6px 0 4px; }
.neo-colors { display: flex; gap: 4px; margin-top: 6px; padding-left: 0; }
.neo-colors span { width: 16px; height: 16px; border-radius: 3px; display: inline-block; }

/* ── Terminal table & neofetch info ── */
.term-table { margin: 2px 0 6px; }
.term-table-row { display: flex; gap: 12px; font-size: 0.9rem; line-height: 1.65; }
.term-table-row .term-key { color: var(--accent); min-width: 100px; font-weight: 500; }
.term-table-row .term-val { color: var(--text-secondary); }
.term-ascii { color: var(--accent); font-size: 0.62rem; line-height: 1.25; white-space: pre; opacity: 0.85; text-shadow: 0 0 6px var(--accent); flex-shrink: 0; }
.term-ascii--neo { font-size: 1.24rem; }
.term-ascii--rm { font-size: 0.62rem; }

/* Featured carousel hover shouldn't clip at the top */
#featuredCarousel .carousel-viewport { padding-top: 12px; }
#featuredCarousel .carousel-track { padding-bottom: 12px; }

/* ── Help block layout ── */
.term-help-block { padding-left: 12px; margin: 4px 0 8px; }
.term-help-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 18px;
}
.term-help-cat { color: var(--accent); font-weight: 600; margin-top: 8px; margin-bottom: 2px; font-size: 0.82rem; }
.term-help-cat:first-child { margin-top: 0; }
.term-help-row { display: flex; gap: 12px; font-size: 0.78rem; line-height: 1.65; padding-left: 8px; }
.term-help-row .term-key { color: var(--accent); min-width: 130px; font-weight: 500; white-space: nowrap; }
.term-help-row .term-val { color: var(--text-secondary); }

@media (max-width: 720px) {
  .term-help-grid { grid-template-columns: 1fr; }
}

/* ── Light theme override ── */
.hero-terminal.theme-light { background: #f5f5f0; border-color: #888; }
.hero-terminal.theme-light .terminal-bar { background: #e8e8e4; border-color: #ccc; }
.hero-terminal.theme-light .terminal-body { color: #1a1a1a; }
.hero-terminal.theme-light .term-prompt { color: #0a7; text-shadow: none; }
.hero-terminal.theme-light .term-output { color: #222; }
.hero-terminal.theme-light .term-output.accent { color: #0a7; text-shadow: none; }
.hero-terminal.theme-light .term-output.dim { color: #666; }
.hero-terminal.theme-light .term-caret { background: #0a7; box-shadow: none; }
.hero-terminal.theme-light .term-ascii { color: #0a7; text-shadow: none; }
.hero-terminal.theme-light .term-table-row .term-key { color: #0a7; }
.hero-terminal.theme-light .term-input-mirror { color: #1a1a1a; }
.hero-terminal.theme-light .neo-greeting .accent,
.hero-terminal.theme-light .neo-welcome .accent,
.hero-terminal.theme-light .term-help-cat,
.hero-terminal.theme-light .term-help-row .term-key { color: #0a7; }

/* Stats */
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; max-width: 720px; width: 100%; animation: fadeUp 0.8s ease-out 0.3s both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

.stat-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; transition: all var(--transition); }
.stat-card:hover { border-color: var(--accent); background: var(--bg-card-hover); box-shadow: 0 0 20px var(--accent-glow); }
.stat-num { font-family: var(--mono); font-size: 2rem; font-weight: 700; color: var(--accent); display: inline; }
.stat-plus { font-family: var(--mono); font-size: 1.2rem; color: var(--accent); }
.stat-label { display: block; font-size: 0.72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1.5px; margin-top: 6px; }

.scroll-indicator { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); }
.scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--accent), transparent); animation: scrollPulse 2s ease-in-out infinite; }
@keyframes scrollPulse { 0%, 100% { opacity: 0.3; transform: scaleY(0.6); } 50% { opacity: 1; transform: scaleY(1); } }

/* ═══════════════ SECTIONS ═══════════════ */

.section { padding: 100px 0; position: relative; }
.section-alt { background: var(--bg-secondary); }
.section-title { font-family: var(--mono); font-size: 1.6rem; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
.title-tag { color: var(--accent); font-weight: 400; margin-right: 12px; font-size: 0.9rem; }
.section-subtitle { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 48px; max-width: 600px; }

/* ═══════════════ DOMAIN CARDS ═══════════════ */

.domain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.domain-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px 28px; transition: all var(--transition); position: relative; overflow: hidden;
}
.domain-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0; transition: opacity var(--transition); }
.domain-card:hover { border-color: var(--border-accent); background: var(--bg-card-hover); transform: translateY(-4px); }
.domain-card:hover::before { opacity: 1; }

.domain-icon { width: 48px; height: 48px; color: var(--accent); margin-bottom: 20px; }
.domain-icon svg { width: 100%; height: 100%; }
.domain-card h3 { font-family: var(--mono); font-size: 1rem; font-weight: 600; margin-bottom: 10px; color: var(--text-primary); }
.domain-card p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; margin-bottom: 16px; }
.domain-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.domain-tags span { font-family: var(--mono); font-size: 0.65rem; color: var(--accent); background: var(--accent-dim); padding: 3px 10px; border-radius: 100px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ═══════════════ CAROUSEL (shared) ═══════════════ */

.carousel { position: relative; }
.carousel-viewport { overflow: hidden; border-radius: var(--radius-lg); }
.carousel-track { display: flex; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); }

.carousel-controls { display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 28px; }
.carousel-btn {
  width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 50%;
  background: var(--bg-card); color: var(--text-secondary); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: all var(--transition);
}
.carousel-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.carousel-dots { display: flex; gap: 8px; align-items: center; }
.carousel-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--border-accent);
  border: none; cursor: pointer; transition: all var(--transition); padding: 0;
}
.carousel-dot.active { background: var(--accent); width: 24px; border-radius: 4px; }

/* ═══════════════ FEATURED CARDS (Carousel items) ═══════════════ */

.featured-card {
  flex: 0 0 calc(33.333% - 14px); min-width: 0;
  margin-right: 20px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; cursor: pointer; transition: all var(--transition);
}
.featured-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0, 212, 170, 0.06); }

.featured-img {
  position: relative; height: 200px; overflow: hidden;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card-hover), rgba(0, 212, 170, 0.03));
}
.featured-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.featured-card:hover .featured-img img { transform: scale(1.05); }

.featured-img .card-status {
  position: absolute; top: 12px; right: 12px;
  font-family: var(--mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 1.5px;
  padding: 4px 12px; border-radius: 100px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.card-status.live { color: var(--accent); background: rgba(0, 212, 170, 0.2); border: 1px solid var(--accent); }
.card-status.active { color: var(--accent); background: rgba(0, 212, 170, 0.2); border: 1px solid var(--accent); }
.card-status.building { color: var(--warning); background: rgba(240, 160, 48, 0.2); border: 1px solid var(--warning); }
.card-status.experimental { color: var(--experimental); background: rgba(128, 128, 255, 0.2); border: 1px solid var(--experimental); }

.img-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 8px;
}
.img-placeholder-icon { font-size: 2.5rem; opacity: 0.15; }
.img-placeholder-label { font-family: var(--mono); font-size: 0.7rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 2px; }

.featured-body { padding: 22px; }
.featured-body h3 { font-family: var(--mono); font-size: 1.05rem; font-weight: 600; margin-bottom: 6px; color: var(--text-primary); }
.featured-body .card-tagline { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.5; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.featured-body .card-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.featured-body .card-tags span { font-family: var(--mono); font-size: 0.6rem; color: var(--text-dim); border: 1px solid var(--border); padding: 3px 10px; border-radius: var(--radius); text-transform: uppercase; letter-spacing: 0.5px; }

/* ═══════════════ PROJECT CARDS (Grid items) ═══════════════ */

.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.project-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; cursor: pointer; transition: all var(--transition);
}
.project-card:hover { border-color: var(--accent); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0, 212, 170, 0.06); }

.project-card-img {
  position: relative; height: 180px; overflow: hidden;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card-hover), rgba(0, 212, 170, 0.02));
}
.project-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.project-card:hover .project-card-img img { transform: scale(1.05); }

.project-card-img .card-cat {
  position: absolute; top: 10px; left: 10px;
  font-family: var(--mono); font-size: 0.55rem; text-transform: uppercase; letter-spacing: 1.5px;
  padding: 3px 10px; border-radius: 100px;
  background: rgba(10, 10, 15, 0.75); color: var(--text-secondary);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.project-card-img .card-status {
  position: absolute; top: 10px; right: 10px;
  font-family: var(--mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 1.5px;
  padding: 4px 12px; border-radius: 100px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}

.project-card-body { padding: 18px; }
.project-card-body h3 { font-family: var(--mono); font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; color: var(--text-primary); }
.project-card-body p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.project-card-body .card-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.project-card-body .card-tags span { font-family: var(--mono); font-size: 0.58rem; color: var(--text-dim); border: 1px solid var(--border); padding: 2px 8px; border-radius: var(--radius); text-transform: uppercase; letter-spacing: 0.5px; }

/* ═══════════════ FILTER TABS ═══════════════ */

.filter-tabs { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.filter-tab {
  font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px;
  padding: 8px 18px; border: 1px solid var(--border); border-radius: 100px;
  background: none; color: var(--text-secondary); cursor: pointer; transition: all var(--transition);
}
.filter-tab:hover { border-color: var(--accent); color: var(--accent); }
.filter-tab.active { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }

/* ═══════════════ LOAD MORE ═══════════════ */

.load-more-wrap { text-align: center; margin-top: 32px; }
.btn-load-more {
  font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1.5px;
  padding: 12px 36px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-card); color: var(--text-secondary); cursor: pointer; transition: all var(--transition);
}
.btn-load-more:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }

/* ═══════════════ TECH STACK ═══════════════ */

.techstack-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }

.techstack-category {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--transition); position: relative; overflow: hidden;
}
.techstack-category::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent); opacity: 0; transition: opacity var(--transition);
}
.techstack-category:hover { border-color: var(--border-accent); background: var(--bg-card-hover); transform: translateY(-2px); }
.techstack-category:hover::before { opacity: 1; }

.techstack-category h4 {
  font-family: var(--mono); font-size: 0.85rem; font-weight: 600; color: var(--accent);
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 18px;
  padding-bottom: 12px; border-bottom: 1px solid var(--border);
}

.techstack-items { display: flex; flex-wrap: wrap; gap: 8px; }

.techstack-item {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 0.75rem; color: var(--text-secondary);
  padding: 6px 14px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-primary); transition: all var(--transition);
}
.techstack-item:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }
.techstack-item .ts-icon { font-size: 0.9rem; }

/* ═══════════════ LEADERSHIP CAROUSEL ═══════════════ */

.leadership-carousel .carousel-viewport { border-radius: 0; }

.leadership-card {
  flex: 0 0 100%; min-width: 0;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; position: relative;
}
.leadership-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--accent), var(--experimental), var(--warning)); }

.leader-layout { display: grid; grid-template-columns: 1fr 1fr; min-height: 360px; }
.leader-layout.no-image { grid-template-columns: 1fr; }

.leader-img { overflow: hidden; background: linear-gradient(135deg, var(--bg-secondary), var(--bg-card-hover)); }
.leader-img img { width: 100%; height: 100%; object-fit: cover; }
.leader-img .img-placeholder { height: 100%; }

.leader-content { padding: 36px; display: flex; flex-direction: column; justify-content: center; }
.leader-content .event-badge { font-family: var(--mono); font-size: 0.7rem; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; }
.leader-content h3 { font-family: var(--mono); font-size: 1.2rem; font-weight: 600; margin-bottom: 14px; color: var(--text-primary); }
.leader-content > p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 20px; }

.event-highlights { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.event-item { display: flex; align-items: center; gap: 10px; font-size: 0.82rem; color: var(--text-secondary); }
.event-icon { color: var(--accent); font-size: 0.6rem; }

.event-takeaway { padding: 14px 18px; background: var(--bg-primary); border-left: 2px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0; }
.event-takeaway p { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.6; font-style: italic; }

/* ═══════════════ CONTACT FORM ═══════════════ */

.contact-wrapper { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.contact-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-field input, .form-field textarea {
  width: 100%; padding: 14px 18px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-primary); font-family: var(--sans); font-size: 0.9rem;
  outline: none; transition: border-color var(--transition);
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--accent); }
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-dim); }
.form-field textarea { resize: vertical; min-height: 120px; }

.btn-submit {
  font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1.5px;
  padding: 14px 36px; border: 1px solid var(--accent); border-radius: var(--radius);
  background: var(--accent-dim); color: var(--accent); cursor: pointer; transition: all var(--transition);
  align-self: flex-start;
}
.btn-submit:hover { background: var(--accent); color: var(--bg-primary); }
.btn-submit:disabled { opacity: 0.5; cursor: not-allowed; }

.form-status { font-family: var(--mono); font-size: 0.8rem; margin-top: 8px; min-height: 24px; }
.form-status.success { color: var(--accent); }
.form-status.error { color: var(--red); }

.contact-info { padding-top: 8px; }
.contact-info h4 { font-family: var(--mono); font-size: 0.85rem; color: var(--text-primary); margin-bottom: 20px; }
.contact-info-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.contact-info-item svg { width: 18px; height: 18px; fill: var(--accent); flex-shrink: 0; }
.contact-info-item a, .contact-info-item span { font-size: 0.85rem; color: var(--text-secondary); }
.contact-info-item a:hover { color: var(--accent); }

/* ═══════════════ SOCIAL LINKS ═══════════════ */

.social-link {
  display: flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-secondary); transition: all var(--transition);
}
.social-link:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); transform: translateY(-2px); }
.social-link svg { width: 16px; height: 16px; fill: currentColor; }

.nav-social { display: flex; gap: 6px; margin-left: 16px; }
.nav-social .social-link { width: 30px; height: 30px; border: none; }
.nav-social .social-link svg { width: 14px; height: 14px; }

.hero-social { display: flex; align-items: center; gap: 14px; max-width: 720px; animation: fadeUp 0.8s ease-out 0.2s both; }
.hero-social .social-link { width: 40px; height: 40px; }

.footer-social { display: flex; gap: 8px; }
.footer-social .social-link { width: 32px; height: 32px; border: none; }
.footer-social .social-link svg { width: 14px; height: 14px; }

/* ═══════════════ PROJECT DETAIL / BLOG ═══════════════ */

.project-detail { padding-top: 100px; padding-bottom: 60px; min-height: 100vh; }

.btn-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 0.8rem; color: var(--text-secondary);
  background: none; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 8px 18px; cursor: pointer; transition: all var(--transition); margin-bottom: 32px;
}
.btn-back:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); }

.article-header { margin-bottom: 40px; padding-bottom: 32px; border-bottom: 1px solid var(--border); }
.article-status {
  display: inline-block; font-family: var(--mono); font-size: 0.65rem;
  text-transform: uppercase; letter-spacing: 1.5px; padding: 4px 14px; border-radius: 100px; margin-bottom: 16px;
}
.article-status.active { color: var(--accent); background: var(--accent-dim); border: 1px solid var(--accent); }
.article-status.building { color: var(--warning); background: var(--warning-dim); border: 1px solid var(--warning); }
.article-status.experimental { color: var(--experimental); background: var(--experimental-dim); border: 1px solid var(--experimental); }
.article-status.discontinued { color: var(--text-dim); background: rgba(85,85,112,0.15); border: 1px solid var(--text-dim); }

.article-title { font-family: var(--mono); font-size: 2rem; font-weight: 700; margin-bottom: 8px; }
.article-tagline { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 10px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px; font-family: var(--mono); font-size: 0.75rem; color: var(--text-dim); margin-top: 14px; }
.article-meta span { display: flex; align-items: center; gap: 6px; }

.article-cover { width: 100%; max-height: 420px; object-fit: cover; border-radius: var(--radius-lg); border: 1px solid var(--border); margin-bottom: 36px; }

.article-body { max-width: 760px; }
.article-body p { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.85; margin-bottom: 20px; }
.article-body .article-section-title { font-family: var(--mono); font-size: 1.1rem; font-weight: 600; color: var(--text-primary); margin: 36px 0 16px; padding-left: 14px; border-left: 3px solid var(--accent); }

.article-features { margin: 24px 0; padding: 20px 24px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); }
.article-features .feat { padding: 8px 0; font-size: 0.88rem; }

.feat { font-size: 0.85rem; color: var(--text-secondary); padding: 6px 0; display: flex; align-items: center; gap: 10px; }
.feat-icon { color: var(--accent); font-size: 0.6rem; }

.system-arch { margin: 20px 0; padding: 20px; background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }
.arch-flow { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.arch-node { font-family: var(--mono); font-size: 0.78rem; padding: 8px 18px; background: var(--bg-card); border: 1px solid var(--border-accent); border-radius: var(--radius); color: var(--text-primary); white-space: nowrap; transition: all var(--transition); }
.arch-node:hover { border-color: var(--accent); box-shadow: 0 0 12px var(--accent-glow); }
.arch-node.done { border-color: var(--accent); color: var(--accent); }
.arch-node.wip { border-color: var(--warning); color: var(--warning); border-style: dashed; }
.accent-text { color: var(--accent) !important; border-color: var(--accent) !important; }
.arch-arrow { font-family: var(--mono); color: var(--text-dim); font-size: 0.8rem; }

.article-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.article-tags span { font-family: var(--mono); font-size: 0.7rem; color: var(--text-dim); border: 1px solid var(--border); padding: 5px 14px; border-radius: var(--radius); text-transform: uppercase; letter-spacing: 0.5px; }

.article-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin: 20px 0; }
.article-gallery img { width: 100%; border-radius: var(--radius); border: 1px solid var(--border); cursor: pointer; transition: transform var(--transition); }
.article-gallery img:hover { transform: scale(1.02); }

/* ═══════════════ FOOTER ═══════════════ */

.footer { padding: 30px 0; border-top: 1px solid var(--border); background: var(--bg-primary); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-logo { font-family: var(--mono); font-size: 0.85rem; font-weight: 600; color: var(--text-primary); }
.footer-sep { color: var(--text-dim); margin: 0 12px; }
.footer-role { font-family: var(--mono); font-size: 0.75rem; color: var(--text-secondary); }
.footer-note { font-size: 0.7rem; color: var(--text-dim); font-family: var(--mono); }

/* ═══════════════ ANIMATIONS ═══════════════ */

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.domain-grid .reveal:nth-child(1) { transition-delay: 0s; }
.domain-grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.domain-grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.domain-grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.domain-grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.domain-grid .reveal:nth-child(6) { transition-delay: 0.4s; }

.loading-placeholder { text-align: center; padding: 40px; color: var(--text-dim); font-family: var(--mono); font-size: 0.8rem; }
.loading-placeholder::after { content: ''; display: inline-block; width: 16px; height: 16px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; margin-left: 8px; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ═══════════════ RESPONSIVE ═══════════════ */

@media (max-width: 1024px) {
  .domain-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-card { flex: 0 0 calc(50% - 10px); }
  .techstack-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-wrapper { grid-template-columns: 1fr; }
  .contact-info { order: 1; }  /* Contact info comes AFTER form on mobile */
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    inset: 60px 0 0 0;
    height: calc(100svh - 60px);
    background: rgba(10, 10, 15, 0.98); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    flex-direction: column; align-items: center; justify-content: flex-start;
    gap: 0; z-index: 20001; padding: 30px 20px;
    padding-bottom: calc(30px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--border);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }
  .nav-links.open { display: flex; }
  .nav-links li { display: block; width: 100%; max-width: 300px; text-align: center; margin-bottom: 8px; list-style: none; }
  .nav-links a { font-size: 0.95rem; padding: 14px 24px; width: 100%; display: block; text-align: center; border: 1px solid var(--border); border-radius: var(--radius); margin-top: 0; }
  .nav-toggle { display: flex; z-index: 1000; }
  .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }
  .nav-social { display: none; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .domain-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .featured-card { flex: 0 0 100%; margin-right: 0; }
  .section { padding: 60px 0; }
  .section-title { font-size: 1.3rem; }

  .leader-layout { grid-template-columns: 1fr; }
  .leader-img { height: 240px; }
  .leader-content { padding: 24px; }
  .contact-row { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer-social { justify-content: center; }
  /* Tablet/mobile: stable height (avoid resizing on clear/keyboard), and add breathing room under navbar */
  .hero-content { padding-top: 60px; }
  .hero-terminal {
    margin-top: 12px;
    height: min(620px, calc(100svh - 140px));
    /* Fit inside the .container padding so it never overflows the right edge */
    width: min(96vw, calc(100vw - 32px));
    max-width: min(96vw, calc(100vw - 32px));
  }
  .terminal-body { font-size: 0.82rem; padding: 20px 16px; }
  .term-input, .term-input-mirror { font-size: 0.82rem; }
  .hero-name-line { font-size: 1.2rem; }
  .term-neofetch { flex-direction: column; gap: 12px; }
  .term-ascii { font-size: 0.45rem; }
  .term-ascii--neo { font-size: 0.9rem; }

  .article-title { font-size: 1.4rem; }
  .article-tagline { font-size: 0.95rem; }
  .article-cover { max-height: 240px; }
  .article-meta { flex-direction: column; gap: 8px; }
  .project-detail { padding-top: 80px; }
  .arch-flow { flex-direction: column; align-items: flex-start; }
  .arch-arrow { transform: rotate(90deg); margin: 4px 0 4px 20px; }
}

@media (max-width: 480px) {
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-num { font-size: 1.5rem; }
  .stat-label { font-size: 0.6rem; }
  .container { padding: 0 16px; }
  .hero-terminal { height: min(660px, calc(100svh - 120px)); width: min(95vw, calc(100vw - 32px)); max-width: min(95vw, calc(100vw - 32px)); }
  .terminal-body { padding: 16px 12px; font-size: 0.78rem; }
  .term-neofetch { gap: 8px; }
  .term-ascii { font-size: 0.25rem; }
  .term-ascii--neo { font-size: 0.5rem; }
  .article-title { font-size: 1.2rem; }
  .btn-back { font-size: 0.7rem; padding: 6px 12px; }
  .filter-tabs { gap: 6px; }
  .filter-tab { padding: 6px 14px; font-size: 0.65rem; }
}

/* ── Scanline overlay ── */
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.03) 2px, rgba(0, 0, 0, 0.03) 4px);
}