/* ========== themes ========== */
:root {
  --bg: #0A0D12;
  --surface: #0F141C;
  --surface-2: #171F2B;
  --line: #212A38;
  --line-soft: #1A222E;
  --text: #E8EAED;
  --text-muted: #8791A1;
  --text-faint: #4E5866;
  --accent: #F2A93B;
  --accent-dim: #C98A2E;
  --accent-glow: rgba(242, 169, 59, 0.35);
  --live: #3DDC84;
  --blue: #6FA8FF;
  --pink: #E58CE0;
  --radius: 6px;
  --max-w: 1080px;
  --statusbar-bg: rgba(10, 13, 18, 0.92);
  --canvas-opacity: 0.45;
  --grid-opacity: 0.02;
}

[data-theme="light"] {
  --bg: #F4F6F9;
  --surface: #FFFFFF;
  --surface-2: #EEF1F6;
  --line: #D8DEE8;
  --line-soft: #E8ECF2;
  --text: #0F141C;
  --text-muted: #4E5866;
  --text-faint: #8791A1;
  --accent: #C98A2E;
  --accent-dim: #A6711F;
  --accent-glow: rgba(201, 138, 46, 0.25);
  --live: #1A9E5C;
  --statusbar-bg: rgba(244, 246, 249, 0.92);
  --canvas-opacity: 0.2;
  --grid-opacity: 0.04;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 56px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
  opacity: 0;
  transition: opacity 0.5s ease, background 0.25s ease, color 0.25s ease;
}
body.loaded { opacity: 1; }

#signal-canvas { position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: var(--canvas-opacity); transition: opacity 0.25s; }
.grid-overlay {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(to right, rgba(128,128,128,var(--grid-opacity)) 1px, transparent 1px),
                     linear-gradient(to bottom, rgba(128,128,128,var(--grid-opacity)) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 30%, transparent 85%);
}
.aurora { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.aurora::before, .aurora::after {
  content: ''; position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.18;
}
.aurora::before {
  width: 600px; height: 600px; top: -200px; left: -100px;
  background: radial-gradient(circle, var(--accent), transparent 70%);
  animation: drift 18s ease-in-out infinite alternate;
}
.aurora::after {
  width: 500px; height: 500px; top: 10%; right: -150px;
  background: radial-gradient(circle, var(--pink), transparent 70%);
  animation: drift 22s ease-in-out infinite alternate-reverse;
}
@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(40px, 30px) scale(1.08); }
}

.statusbar, main, footer { position: relative; z-index: 1; }
.mono { font-family: 'JetBrains Mono', monospace; }
h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px;
}
.gradient-text {
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 50%, var(--pink) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

/* ---------- statusbar ---------- */
.statusbar {
  position: sticky; top: 0; z-index: 50;
  background: var(--statusbar-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: background 0.25s ease;
}
.statusbar .wrap { display: flex; align-items: center; height: 48px; gap: 0; overflow: hidden; }

.brand {
  display: flex; align-items: center; gap: 9px;
  font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 500;
  padding-right: 16px; margin-right: 4px; border-right: 1px solid var(--line);
  white-space: nowrap; flex-shrink: 0;
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 0 3px rgba(61,220,132,0.15); flex-shrink: 0; }
@media (prefers-reduced-motion: no-preference) { .dot { animation: pulse 2.4s ease-in-out infinite; } }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 3px rgba(61,220,132,0.15); } 50% { box-shadow: 0 0 0 6px rgba(61,220,132,0.06); } }

.tabs { display: flex; height: 100%; overflow-x: auto; flex: 1; min-width: 0; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  display: flex; align-items: center; gap: 7px;
  padding: 0 14px; font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--text-faint); border-right: 1px solid var(--line-soft);
  white-space: nowrap; transition: color 0.15s ease, background 0.15s ease; cursor: pointer; position: relative;
}
.tab:hover { color: var(--text-muted); background: rgba(128,128,128,0.06); }
.tab.active { color: var(--text); background: rgba(128,128,128,0.08); }
.tab.active::after { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px; background: var(--accent); opacity: 0.8; }
.tab.t-about.active::after { background: var(--blue); }
.tab.t-work.active::after { background: var(--accent); }
.tab.t-process.active::after { background: var(--pink); }
.tab.t-stack.active::after { background: #F2D93B; }
.tab.t-contact.active::after { background: var(--live); }
.tab .ext-dot { width: 6px; height: 6px; border-radius: 1px; flex-shrink: 0; }
.tab.t-about .ext-dot { background: var(--blue); }
.tab.t-work .ext-dot { background: var(--accent); }
.tab.t-process .ext-dot { background: var(--pink); }
.tab.t-stack .ext-dot { background: #F2D93B; }
.tab.t-contact .ext-dot { background: var(--live); }

.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-shrink: 0; padding-left: 12px; }
.theme-btn, .resume-btn {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint);
  background: transparent; border: 1px solid var(--line); border-radius: 4px;
  padding: 4px 10px; cursor: pointer; transition: all 0.15s ease; white-space: nowrap;
}
.theme-btn:hover, .resume-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
.nav-cta {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 500;
  background: var(--accent); color: #16110A; border-radius: 4px;
  padding: 5px 12px; white-space: nowrap; flex-shrink: 0;
}
.nav-cta:hover { background: #ffbc5c; }
.nav-cta-short { display: none; }
@media (max-width: 920px) {
  .nav-cta-full { display: none; }
  .nav-cta-short { display: inline; }
}

/* ---------- hero ---------- */
.hero {
  padding: 64px 0 80px;
  background: radial-gradient(ellipse 900px 500px at 20% -10%, rgba(242,169,59,0.10), transparent 60%);
}
.hero-intro { margin-bottom: 24px; }
.hero-intro h1 { font-size: clamp(2rem, 5vw, 2.75rem); margin-bottom: 10px; letter-spacing: -0.03em; }
.hero-intro p { color: var(--text-muted); font-size: 1.05rem; max-width: 58ch; }

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.hero-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace; font-size: 12.5px; font-weight: 500;
  padding: 10px 18px; border-radius: 6px; transition: all 0.15s ease;
  cursor: pointer;
}
.hero-cta.primary { background: var(--accent); color: #16110A; border: none; }
.hero-cta.primary:hover { background: #ffbc5c; transform: translateY(-1px); }
.hero-cta.secondary { border: 1px solid var(--line); color: var(--text-muted); background: var(--surface); }
.hero-cta.secondary:hover { border-color: var(--accent-dim); color: var(--accent); }

.live-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--text-muted);
  margin-top: 16px; padding: 8px 14px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 6px;
}
.live-badge .live-sdot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); }
.live-badge .v { color: var(--accent); font-weight: 500; }

.terminal-window {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6), 0 0 0 1px rgba(128,128,128,0.05), 0 0 80px -20px var(--accent-glow);
  margin-top: 28px;
}
.term-chrome {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; background: var(--surface-2); border-bottom: 1px solid var(--line);
}
.term-dot { width: 11px; height: 11px; border-radius: 50%; }
.term-dot.r { background: #FF5F57; } .term-dot.y { background: #FEBC2E; } .term-dot.g { background: #28C840; }
.term-title { margin: 0 auto; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint); transform: translateX(-16px); }
.term-kbd-hint {
  font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-faint);
  padding: 2px 6px; border: 1px solid var(--line); border-radius: 3px; margin-left: auto; cursor: help;
}

#terminal-body {
  padding: 22px 24px 18px; font-family: 'JetBrains Mono', monospace;
  font-size: 13.5px; line-height: 1.75; min-height: 240px; max-height: 420px; overflow-y: auto;
}
#terminal-body::-webkit-scrollbar { width: 8px; }
#terminal-body::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }

.term-line { color: var(--text-muted); white-space: pre-wrap; word-break: break-word; }
.term-line .p { color: var(--live); }
.term-line .cmd-echo { color: var(--text); }
.term-out { margin: 4px 0 14px; color: var(--text-muted); }
.term-out .k { color: var(--blue); }
.term-out .s { color: #9EE6A0; }
.term-out .n { color: var(--accent); }
.term-out strong { color: var(--text); font-weight: 500; }
.term-out a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.term-hint { padding: 0 24px 8px; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint); }

.term-input-row { display: flex; align-items: center; gap: 8px; color: var(--live); padding: 0 24px 18px; }
.term-input-row .p { flex-shrink: 0; }
#term-input {
  flex: 1; background: transparent; border: none; outline: none;
  font-family: 'JetBrains Mono', monospace; font-size: 13.5px; color: var(--text); caret-color: var(--accent);
}

.term-suggestions {
  display: flex; gap: 8px; padding: 12px 24px 18px; border-top: 1px solid var(--line-soft);
  flex-wrap: wrap; background: var(--surface-2);
}
.sugg-chip {
  font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--text-muted);
  border: 1px solid var(--line); padding: 5px 11px; border-radius: 4px;
  background: var(--bg); transition: all 0.15s ease; cursor: pointer;
}
.sugg-chip:hover { border-color: var(--accent-dim); color: var(--accent); transform: translateY(-1px); }

.hero-below {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  margin-top: 22px; padding: 0 2px;
}
.hero-tag { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint); }
.hero-tag strong { color: var(--text-muted); font-weight: 500; }

.hero-stats { display: flex; gap: 32px; margin-top: 36px; flex-wrap: wrap; }
.hero-stat .val { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 600; color: var(--accent); display: block; line-height: 1.2; }
.hero-stat .lbl { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 4px; }

/* ---------- sections ---------- */
section { padding: 76px 0; border-bottom: 1px solid var(--line); }
.file-head { display: flex; align-items: center; gap: 10px; margin-bottom: 34px; flex-wrap: wrap; }
.file-head .ext-dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }
.file-head .fname { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-faint); }
.file-head h2 { font-size: 1.4rem; margin-left: 4px; }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 720px) { .about-grid { grid-template-columns: 1fr; } }

.about-panel {
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 28px;
}
.about-panel h3 { font-size: 1rem; margin-bottom: 12px; font-family: 'JetBrains Mono', monospace; font-weight: 500; }
.about-panel p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 12px; }
.about-panel p:last-child { margin-bottom: 0; }
.about-list { list-style: none; margin-top: 8px; }
.about-list li {
  color: var(--text-muted); font-size: 0.92rem; padding: 8px 0;
  border-bottom: 1px solid var(--line-soft); display: flex; gap: 10px;
}
.about-list li:last-child { border-bottom: none; }
.about-list li::before { content: '→'; color: var(--live); font-family: 'JetBrains Mono', monospace; flex-shrink: 0; }

.trust-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint);
  margin-top: 16px; padding: 6px 12px; border: 1px dashed var(--line); border-radius: 4px;
}

/* ---------- work ---------- */
.response-panel {
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
  margin-bottom: 20px; overflow: hidden;
  transition: border-color 0.2s ease, transform 0.12s ease, box-shadow 0.2s ease;
  transform-style: preserve-3d; will-change: transform;
}
.response-panel:hover { border-color: rgba(242,169,59,0.3); box-shadow: 0 24px 46px -24px rgba(0,0,0,0.6); }

.response-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 16px 22px; border-bottom: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--text-faint);
  background: var(--surface-2);
}
.method { color: var(--live); font-weight: 500; }
.response-status { margin-left: auto; display: flex; align-items: center; gap: 6px; color: var(--live); font-size: 11.5px; }
.response-status .sdot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); }

.project-layout { display: flex; align-items: stretch; }
@media (max-width: 768px) {
  .project-layout { flex-direction: column; }
}

.response-body { padding: 22px; flex: 1; min-width: 0; }
.project-preview {
  flex: 0 0 320px;
  width: 320px;
  border-left: 1px solid var(--line);
  background: var(--surface-2);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  /* Intrinsic height comes from left column stretch — not the tall screenshot */
  align-self: stretch;
}
@media (max-width: 768px) {
  .project-preview {
    flex: none;
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--line);
    height: 220px;
  }
}

.browser-chrome {
  display: flex; align-items: center; gap: 6px; padding: 10px 14px;
  border-bottom: 1px solid var(--line); font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-faint);
  flex-shrink: 0; position: relative; z-index: 1;
}
.browser-chrome .bdot { width: 8px; height: 8px; border-radius: 50%; }
.browser-chrome .bdot.r { background: #FF5F57; } .browser-chrome .bdot.y { background: #FEBC2E; } .browser-chrome .bdot.g { background: #28C840; }
.browser-url { margin-left: 8px; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.preview-screen {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 24px; text-align: center; position: relative; overflow: hidden; min-height: 0;
}
.preview-screen.has-cover {
  padding: 0;
  position: absolute;
  top: 37px; /* below browser chrome */
  left: 0; right: 0; bottom: 0;
  background: #0A0D12;
}
.preview-screen .pname { font-family: 'Space Grotesk', sans-serif; font-size: 1.4rem; font-weight: 600; margin-bottom: 6px; }
.preview-screen .ptag { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint); }
.preview-screen.has-cover img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.json-block { font-family: 'JetBrains Mono', monospace; font-size: 13px; line-height: 1.9; }
.json-block .k { color: var(--blue); }
.json-block .s { color: #9EE6A0; }
.json-block .n { color: var(--accent); }
.json-block .brace { color: var(--text-faint); }
.json-block .indent { padding-left: 22px; display: block; }
.json-block .arr-item { padding-left: 22px; display: block; }

.response-desc { color: var(--text-muted); font-size: 0.98rem; margin: 16px 0 8px; max-width: 60ch; }
.case-study { margin-top: 12px; }
.case-study li {
  color: var(--text-muted); font-size: 0.9rem; margin: 6px 0; padding-left: 16px; position: relative; list-style: none;
}
.case-study li::before { content: '·'; position: absolute; left: 0; color: var(--accent); font-weight: bold; }
.case-study .label { color: var(--text-faint); font-family: 'JetBrains Mono', monospace; font-size: 10px; text-transform: uppercase; letter-spacing: 0.05em; }

.response-footer {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding: 16px 22px; border-top: 1px solid var(--line); background: var(--surface-2);
}
.project-link { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--accent); transition: opacity 0.15s; }
.project-link:hover { text-decoration: underline; opacity: 0.85; }
.metric-row { display: flex; gap: 26px; flex-wrap: wrap; }
.metric .num { font-family: 'JetBrains Mono', monospace; font-size: 1.1rem; color: var(--accent); display: block; }
.metric .label { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.05em; }

/* ---------- testimonial ---------- */
.testimonial {
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
  padding: 28px 32px; margin-bottom: 28px; position: relative;
}
.testimonial::before {
  content: '\201C'; position: absolute; top: 12px; left: 20px;
  font-family: 'Space Grotesk', sans-serif; font-size: 3rem; color: var(--accent); opacity: 0.3; line-height: 1;
}
.testimonial blockquote { color: var(--text-muted); font-size: 1rem; font-style: italic; max-width: 55ch; padding-left: 24px; }
.testimonial cite { display: block; margin-top: 14px; padding-left: 24px; font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint); font-style: normal; }
.testimonial cite strong { color: var(--text-muted); font-weight: 500; }

/* ---------- process ---------- */
.pipeline { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.pipeline-header {
  padding: 14px 22px; border-bottom: 1px solid var(--line); background: var(--surface-2);
  font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint);
  display: flex; justify-content: space-between; align-items: center;
}
.pipeline-header .pass { color: var(--live); }
.pipe-step {
  display: flex; align-items: center; gap: 16px; padding: 20px 22px;
  border-bottom: 1px solid var(--line-soft); transition: background 0.15s ease;
}
.pipe-step:hover { background: rgba(128,128,128,0.04); }
.pipe-step:last-child { border-bottom: none; }
.pipe-check {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  background: rgba(61,220,132,0.1); border: 1px solid rgba(61,220,132,0.35);
  display: flex; align-items: center; justify-content: center; color: var(--live); font-size: 12px;
}
.pipe-step-body { flex: 1; }
.pipe-step-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; }
.pipe-step h3 { font-size: 0.98rem; font-weight: 500; font-family: 'JetBrains Mono', monospace; }
.pipe-dur { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint); }
.pipe-step p { color: var(--text-muted); font-size: 0.92rem; }

/* ---------- engagement model ---------- */
.engagement-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 24px;
}
.engage-card-wide { grid-column: 1 / -1; }
@media (max-width: 720px) { .engagement-grid { grid-template-columns: 1fr; } }

.engage-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px 24px;
  transition: border-color 0.15s ease;
}
.engage-card:hover { border-color: rgba(242,169,59,0.25); }
.engage-card.featured {
  border-color: rgba(242,169,59,0.3);
  background: linear-gradient(160deg, var(--surface), rgba(242,169,59,0.04));
}
.engage-card h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text);
}
.engage-card .engage-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 10px;
  display: block;
}
.engage-card p { color: var(--text-muted); font-size: 0.92rem; }

.work-intro {
  color: var(--text-muted);
  font-size: 0.98rem;
  max-width: 62ch;
  margin-bottom: 28px;
}

.scale-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 16px;
  padding: 8px 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.scale-badge .live-sdot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); flex-shrink: 0; }

/* ---------- stack ---------- */
.stack-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.stack-category {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
  transition: border-color 0.15s ease;
}
.stack-category:hover { border-color: rgba(242,217,59,0.2); }
.stack-category h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin-bottom: 12px;
}
.stack-category .stack-tags { margin-top: 0; gap: 6px; }

.stack-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 0; }
.stack-tag {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  padding: 5px 10px; border-radius: 4px;
  background: var(--surface-2); border: 1px solid var(--line); color: var(--text-muted); transition: all 0.15s ease;
}
.stack-tag:hover { border-color: var(--accent-dim); color: var(--accent); }
.stack-tag.highlight { border-color: rgba(242,169,59,0.35); color: var(--accent); }

/* ---------- contact ---------- */
.contact { border-bottom: none; padding-bottom: 110px; }
.contact-panel {
  background: linear-gradient(160deg, var(--surface), var(--bg));
  border: 1px solid var(--line); border-radius: 8px; padding: 0; overflow: hidden; position: relative;
}
.contact-panel::before {
  content: ''; position: absolute; top: -60%; right: -15%; width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(242,169,59,0.13), transparent 65%); pointer-events: none;
}
.contact-chrome {
  display: flex; align-items: center; gap: 8px; padding: 12px 20px;
  background: var(--surface-2); border-bottom: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint);
}
.contact-inner {
  padding: 40px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px 48px;
  align-items: start;
}
@media (max-width: 800px) {
  .contact-inner { grid-template-columns: 1fr; padding: 28px 24px; }
}
.contact-copy h2 { font-size: 1.6rem; margin-bottom: 12px; }
.contact-copy > p { color: var(--text-muted); margin-bottom: 18px; }
.contact-aside { min-width: 0; }

.offer-points {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px 20px;
  margin: 0;
}
@media (max-width: 640px) { .offer-points { grid-template-columns: 1fr; } }
.offer-points li {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.offer-points li span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  flex-shrink: 0;
  min-width: 4.6em;
}

.contact-form { display: grid; gap: 12px; margin-bottom: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.form-field { display: grid; gap: 6px; }
.form-field span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-faint);
}
.form-field input, .form-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  padding: 10px 12px;
  font-family: Inter, sans-serif;
  font-size: 0.95rem;
  line-height: 1.45;
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--accent-dim);
}
.form-field input::placeholder, .form-field textarea::placeholder { color: var(--text-faint); }
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.form-actions .run-btn { margin-left: 0; }
.form-status { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-faint); margin: 0; }
.form-status.ok { color: var(--live); }
.form-status.err { color: #E07070; }

.run-cmd {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  background: var(--bg); border: 1px solid var(--line); border-radius: 6px;
  padding: 14px 16px; font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--text-muted);
}
.run-cmd .p { color: var(--live); }
.run-btn {
  margin-left: auto; display: inline-flex; align-items: center; gap: 7px;
  background: var(--accent); color: #16110A; border: none; border-radius: 4px;
  padding: 9px 16px; font-family: 'JetBrains Mono', monospace; font-size: 12.5px; font-weight: 500;
  cursor: pointer; transition: background 0.15s ease, transform 0.12s ease, box-shadow 0.15s ease;
}
.run-btn:hover { background: #ffbc5c; transform: translateY(-1px); box-shadow: 0 8px 24px -8px var(--accent-glow); }
.run-btn:disabled { opacity: 0.6; cursor: wait; transform: none; box-shadow: none; }
.run-btn.secondary {
  background: transparent; color: var(--text-muted); border: 1px solid var(--line);
}
.run-btn.secondary:hover {
  background: transparent; border-color: var(--accent-dim); color: var(--accent); box-shadow: none;
}

.copy-btn {
  background: transparent; border: 1px solid var(--line); border-radius: 4px;
  padding: 4px 10px; font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--text-faint); cursor: pointer; transition: all 0.15s ease;
}
.copy-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
.copy-btn.copied { color: var(--live); border-color: rgba(61,220,132,0.4); }

.contact-meta { display: flex; gap: 24px; margin-top: 20px; font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--text-faint); flex-wrap: wrap; }

footer {
  padding: 30px 0 56px; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-faint);
}
footer .wrap { display: flex; justify-content: space-between; align-items: center; width: 100%; flex-wrap: wrap; gap: 12px; }
.footer-actions { display: flex; align-items: center; gap: 12px; }

/* ---------- session widget ---------- */
.session-widget {
  position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 250px;
  background: rgba(15, 20, 28, 0.88); backdrop-filter: blur(10px);
  border: 1px solid var(--line); border-radius: 8px;
  box-shadow: 0 20px 50px -20px rgba(0,0,0,0.6);
  font-family: 'JetBrains Mono', monospace; overflow: hidden;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
[data-theme="light"] .session-widget { background: rgba(255,255,255,0.92); }
.session-widget.collapsed .session-body { display: none; }
.session-widget.collapsed { width: auto; }
.session-widget.mobile-hidden { display: none; }

.session-head {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px;
  font-size: 11px; color: var(--text-muted); cursor: pointer; user-select: none;
  border-bottom: 1px solid var(--line);
}
.session-widget.collapsed .session-head { border-bottom: none; }
.session-head .live-sdot { width: 6px; height: 6px; border-radius: 50%; background: var(--live); flex-shrink: 0; box-shadow: 0 0 0 3px rgba(61,220,132,0.15); }
@media (prefers-reduced-motion: no-preference) { .session-head .live-sdot { animation: pulse 2.4s ease-in-out infinite; } }
.session-head .chev { margin-left: auto; color: var(--text-faint); font-size: 10px; transition: transform 0.2s ease; }
.session-widget.collapsed .chev { transform: rotate(180deg); }
.session-body { padding: 12px; font-size: 11px; }
.session-row { display: flex; justify-content: space-between; padding: 4px 0; color: var(--text-muted); }
.session-row .v { color: var(--accent); }
.session-event { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line-soft); color: var(--text-faint); line-height: 1.5; }
.session-event .dot-arrow { color: var(--live); }
.session-caption { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line-soft); color: var(--text-faint); font-size: 10px; line-height: 1.5; }

@media (max-width: 640px) {
  .session-widget:not(.mobile-hidden) { left: 14px; right: 14px; width: auto; bottom: 14px; }
  .session-widget.collapsed { width: auto; left: auto; right: 14px; }
  .hero-intro h1 { font-size: 1.75rem; }
}

/* ---------- shortcuts modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 100; background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; visibility: hidden; transition: opacity 0.2s, visibility 0.2s;
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
  width: 100%; max-width: 420px; overflow: hidden;
  transform: translateY(12px); transition: transform 0.2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-bottom: 1px solid var(--line); background: var(--surface-2);
  font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-muted);
}
.modal-close { background: none; border: none; color: var(--text-faint); cursor: pointer; font-size: 18px; line-height: 1; padding: 4px; }
.modal-body { padding: 16px 20px 20px; }
.shortcut-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--line-soft); font-size: 13px; }
.shortcut-row:last-child { border-bottom: none; }
.shortcut-row kbd {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  padding: 2px 8px; border: 1px solid var(--line); border-radius: 4px; background: var(--bg); color: var(--text-muted);
}

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .dot, .session-head .live-sdot { animation: none; }
  .aurora::before, .aurora::after { animation: none; }
  html { scroll-behavior: auto; }
  body { opacity: 1; }
}

@media (max-width: 560px) {
  .run-cmd { flex-direction: column; align-items: flex-start; }
  .run-btn { margin-left: 0; width: 100%; justify-content: center; }
}