/* ------------------------------------------------------------
   VaultAI — kinetic dark redesign
   ------------------------------------------------------------ */

:root {
  --bg: #05080c;
  --bg-elev: #0b1117;
  --bg-grid: rgba(255, 255, 255, 0.035);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #e7eef5;
  --text-dim: #a5b0c0;
  --text-muted: #6b778a;
  --primary: #2fb3d9;
  --primary-glow: rgba(47, 179, 217, 0.35);
  --accent: #22d3ee;
  --mint: #3dd6a0;
  --warn: #f5a524;
  --ease-sharp: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-quick: cubic-bezier(0.4, 0, 0.2, 1);
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.5;
  font-feature-settings: "ss01", "cv11";
}

::selection { background: var(--primary); color: var(--bg); }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

button, input, textarea { font-family: inherit; color: inherit; }

/* ---------- grid background ---------- */
.page-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(var(--bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse at 50% 20%, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 20%, black 40%, transparent 80%);
}
.page-noise {
  position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: 0.035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.5'/></svg>");
  mix-blend-mode: overlay;
}

/* ---------- scroll progress ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 100;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform-origin: 0 50%;
  transform: scaleX(0);
  transition: transform 60ms linear;
}

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 16px; left: 50%; transform: translateX(-50%);
  width: calc(100% - 32px); max-width: 1200px; z-index: 50;
  backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%);
  background: rgba(8, 12, 18, 0.65);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 10px 14px 10px 18px;
  display: flex; align-items: center; gap: 18px;
  transition: transform 400ms var(--ease-sharp), opacity 300ms;
}
.nav.scrolled { background: rgba(8, 12, 18, 0.85); border-color: var(--border-strong); }
.nav-brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--text);
  padding: 2px 4px 2px 0;
}
.nav-brand .brand-mark {
  color: var(--text);
  transition: color 260ms var(--ease-quick), transform 400ms var(--ease-sharp);
  flex-shrink: 0;
}
.nav-brand:hover .brand-mark { color: var(--primary); transform: rotate(-2deg) scale(1.02); }

.brand-wordmark {
  display: inline-flex; align-items: baseline; gap: 8px;
  font-family: var(--font-display); line-height: 1;
}
.wm-vault {
  font-weight: 600; font-size: 16px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text);
}
.wm-sep {
  display: inline-block; width: 1px; height: 12px;
  background: var(--border-strong); align-self: center;
}
.wm-ai {
  font-family: var(--font-mono); font-weight: 500; font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-muted);
  padding-top: 2px;
}

/* keep legacy .nav-logo available for footer usage as a fallback */
.nav-logo {
  width: 28px; height: 28px; border-radius: 6px; position: relative;
  background: var(--bg); border: 1px solid var(--border-strong);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text);
}
.nav-logo::after {
  content: "V"; font-family: var(--font-display); font-weight: 700;
  font-size: 15px; color: var(--text);
}

.nav-links { display: flex; gap: 2px; margin-left: auto; }
.nav-link {
  position: relative; padding: 10px 14px; font-family: var(--font-mono);
  font-size: 11px; font-weight: 500; color: var(--text-muted);
  letter-spacing: 0.14em; text-transform: uppercase;
  background: none; border: 0; cursor: pointer; border-radius: 8px;
  display: inline-flex; align-items: center; gap: 7px;
  transition: color 200ms var(--ease-quick);
}
.nav-link:hover { color: var(--text); }
.nav-link .nl-dot {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--text-muted); opacity: 0;
  transform: scale(0.4);
  transition: opacity 220ms var(--ease-sharp), transform 220ms var(--ease-sharp), background 220ms, box-shadow 220ms;
}
.nav-link:hover .nl-dot { opacity: 0.5; transform: scale(1); background: var(--text); }
.nav-link.active { color: var(--text); }
.nav-link.active .nl-dot {
  opacity: 1; transform: scale(1);
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary-glow);
}
.nav-cta {
  font-family: var(--font-body); font-size: 13px; font-weight: 600;
  padding: 9px 16px; border-radius: 9px; border: 1px solid var(--primary);
  background: var(--primary); color: var(--bg);
  display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
  transition: box-shadow 200ms, transform 200ms;
}
.nav-cta:hover { box-shadow: 0 0 28px var(--primary-glow); transform: translateY(-1px); }

@media (max-width: 820px) {
  .nav-links { display: none; }
}

/* ---------- layout ---------- */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }
section { position: relative; }

/* ---------- eyebrow ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.18em; color: var(--text-muted);
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 10px var(--primary-glow); }
.eyebrow .num { color: var(--primary); }

/* ---------- hero ---------- */
.hero {
  min-height: 100vh; padding: 120px 0 80px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: center; width: 100%; }
@media (max-width: 960px) { .hero-inner { grid-template-columns: 1fr; gap: 32px; } }

.hero-badge {
  display: inline-flex; align-items: center; gap: 10px; align-self: flex-start;
  padding: 7px 12px 7px 10px; border: 1px solid var(--border); border-radius: 999px;
  background: rgba(255,255,255,0.02); font-size: 12px; color: var(--text-dim);
}
.hero-badge .pulse {
  position: relative; width: 8px; height: 8px; border-radius: 50%; background: var(--mint);
}
.hero-badge .pulse::after {
  content: ""; position: absolute; inset: -4px; border-radius: 50%;
  border: 1px solid var(--mint); animation: ping 1.8s var(--ease-sharp) infinite;
}
@keyframes ping {
  0% { transform: scale(0.6); opacity: 1; }
  80%, 100% { transform: scale(1.6); opacity: 0; }
}

.hero-title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(44px, 6.8vw, 84px); line-height: 0.96; letter-spacing: -0.035em;
  margin: 22px 0 18px; color: var(--text);
}
.hero-title .row { display: block; overflow: hidden; }
.hero-title .accent {
  background: linear-gradient(100deg, #fff 0%, #7ad7ee 35%, var(--primary) 65%, var(--accent) 100%);
  background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 17px; line-height: 1.65; color: var(--text-dim);
  max-width: 560px; margin-bottom: 28px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  font-family: var(--font-body); font-size: 14px; font-weight: 600;
  padding: 13px 20px; border-radius: 10px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px; border: 1px solid transparent;
  transition: transform 200ms var(--ease-quick), box-shadow 250ms, background 200ms, border-color 200ms;
  position: relative; overflow: hidden;
}
.btn-primary { background: var(--primary); color: var(--bg); }
.btn-primary:hover { box-shadow: 0 0 36px var(--primary-glow); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn-ghost:hover { background: rgba(255,255,255,0.04); border-color: var(--primary); color: var(--primary); }
.btn .arrow { transition: transform 220ms var(--ease-sharp); }
.btn:hover .arrow { transform: translateX(3px); }

.hero-stats {
  margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--border);
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px;
}
.stat { }
.stat-num {
  font-family: var(--font-display); font-size: 32px; font-weight: 600;
  color: var(--text); letter-spacing: -0.02em;
}
.stat-label {
  font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--text-muted); margin-top: 4px;
}

/* hero orbit canvas */
.hero-canvas-wrap {
  position: relative; aspect-ratio: 1/1; width: 100%; max-width: 560px; justify-self: end;
}
.hero-canvas-wrap canvas {
  position: absolute; inset: 0; width: 100%; height: 100%; display: block;
}
.hero-canvas-wrap .ring-tag {
  position: absolute; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-dim);
  padding: 3px 8px; border: 1px solid var(--border-strong); background: rgba(11,17,23,0.85);
  border-radius: 5px; backdrop-filter: blur(6px); letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero-canvas-wrap .rt-1 { top: 8%; right: 6%; }
.hero-canvas-wrap .rt-2 { bottom: 14%; left: 4%; }
.hero-canvas-wrap .rt-3 { top: 42%; right: -2%; }
.hero-canvas-wrap .corner {
  position: absolute; width: 14px; height: 14px; border: 1px solid var(--border-strong);
}
.hero-canvas-wrap .c-tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-canvas-wrap .c-tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-canvas-wrap .c-bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-canvas-wrap .c-br { bottom: 0; right: 0; border-left: 0; border-top: 0; }

/* ticker */
.hero-ticker {
  margin-top: 80px; padding: 18px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  overflow: hidden; position: relative;
  mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}
.hero-ticker .track {
  display: flex; gap: 56px; white-space: nowrap;
  animation: ticker 42s linear infinite;
  font-family: var(--font-mono); font-size: 12px; color: var(--text-muted);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.hero-ticker .track span { display: inline-flex; align-items: center; gap: 10px; }
.hero-ticker .track .sep { color: var(--primary); }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ---------- section shell ---------- */
.section {
  padding: 120px 0; position: relative;
}
.section-head { max-width: 820px; margin-bottom: 64px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -0.03em;
  font-size: clamp(34px, 4.2vw, 52px); line-height: 1.05; margin: 16px 0 14px;
}
.section-head p { font-size: 17px; color: var(--text-dim); line-height: 1.6; max-width: 640px; }

/* ---------- services ---------- */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border: 1px solid var(--border); border-radius: 18px; overflow: hidden;
  background: linear-gradient(180deg, rgba(47,179,217,0.03), transparent);
}
@media (max-width: 960px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  position: relative; padding: 32px 28px 32px; min-height: 260px;
  border-right: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.01);
  overflow: hidden; cursor: default;
  transition: background 280ms var(--ease-sharp);
}
.services-grid .service-card:nth-child(3n) { border-right: 0; }
.services-grid .service-card:nth-last-child(-n+3) { border-bottom: 0; }
@media (max-width: 960px) {
  .services-grid .service-card { border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .services-grid .service-card:nth-child(3n) { border-right: 1px solid var(--border); }
  .services-grid .service-card:nth-child(2n) { border-right: 0; }
  .services-grid .service-card:nth-last-child(-n+3) { border-bottom: 1px solid var(--border); }
  .services-grid .service-card:nth-last-child(-n+2) { border-bottom: 0; }
}
.service-card:hover { background: rgba(47,179,217,0.04); }
.service-card .ico {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(47,179,217,0.08); border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center; color: var(--primary);
  margin-bottom: 20px; position: relative; z-index: 1;
}
.service-card h3 {
  font-family: var(--font-display); font-weight: 600; font-size: 19px;
  letter-spacing: -0.01em; margin-bottom: 10px; position: relative; z-index: 1;
}
.service-card p { color: var(--text-dim); font-size: 14px; line-height: 1.6; position: relative; z-index: 1; }
.service-card .corner-num {
  position: absolute; top: 18px; right: 20px; font-family: var(--font-mono);
  font-size: 11px; color: var(--text-muted); letter-spacing: 0.1em;
}
.service-card .glow {
  position: absolute; inset: -1px;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(47,179,217,0.12), transparent 50%);
  opacity: 0; transition: opacity 250ms var(--ease-quick); pointer-events: none;
}
.service-card:hover .glow { opacity: 1; }
.service-card .line-reveal {
  position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform 500ms var(--ease-sharp);
}
.service-card:hover .line-reveal { transform: scaleX(1); }

/* ---------- portfolio ---------- */
.port-stack { display: flex; flex-direction: column; gap: 96px; }
.port-item {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  padding-top: 24px; border-top: 1px solid var(--border);
}
.port-item.flip { direction: rtl; }
.port-item.flip > * { direction: ltr; }
@media (max-width: 880px) { .port-item, .port-item.flip { grid-template-columns: 1fr; direction: ltr; } }
.port-visual {
  position: relative; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #0a1218 0%, #0f1a22 100%);
}
.port-visual::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: radial-gradient(circle at 30% 30%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 30% 30%, black 20%, transparent 70%);
}
.port-visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.port-meta { }
.port-meta .industry {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 14px;
}
.port-meta h3 {
  font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em;
  font-size: clamp(26px, 3vw, 34px); line-height: 1.1; margin-bottom: 16px;
}
.port-meta p { color: var(--text-dim); line-height: 1.65; margin-bottom: 24px; font-size: 15px; }
.port-result {
  display: inline-flex; align-items: center; gap: 10px; padding: 10px 16px;
  border: 1px solid rgba(61,214,160,0.3); background: rgba(61,214,160,0.06);
  border-radius: 8px; color: var(--mint); font-family: var(--font-mono);
  font-size: 12.5px; letter-spacing: 0.04em; margin-bottom: 20px;
}
.port-stack-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em;
  padding: 5px 10px; border-radius: 999px; background: rgba(255,255,255,0.03);
  border: 1px solid var(--border); color: var(--text-dim);
}

/* portfolio counters */
.impact-bar {
  margin-top: 80px; padding: 32px; border-radius: 16px; border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
@media (max-width: 720px) { .impact-bar { grid-template-columns: repeat(2, 1fr); } }
.impact { text-align: left; }
.impact-num {
  font-family: var(--font-display); font-size: 44px; font-weight: 600;
  letter-spacing: -0.03em; background: linear-gradient(180deg, #fff, var(--primary));
  background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.impact-label {
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--text-muted); margin-top: 4px;
}

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; align-items: start; }
@media (max-width: 880px) { .about-grid { grid-template-columns: 1fr; } }
.about-values { display: flex; flex-direction: column; gap: 24px; margin-top: 32px; }
.about-value {
  display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 20px 0;
  border-top: 1px solid var(--border);
}
.about-value:last-child { border-bottom: 1px solid var(--border); }
.about-value .vi {
  width: 40px; height: 40px; border-radius: 10px;
  background: rgba(47,179,217,0.08); border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center; color: var(--primary);
}
.about-value h4 {
  font-family: var(--font-display); font-weight: 600; font-size: 17px;
  margin-bottom: 6px; letter-spacing: -0.01em;
}
.about-value p { color: var(--text-dim); font-size: 14px; line-height: 1.6; }
.founder-card {
  padding: 28px; border-radius: 16px; border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(47,179,217,0.05), rgba(47,179,217,0) 60%);
  position: sticky; top: 100px;
}
.founder-avatar {
  width: 64px; height: 64px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600; color: var(--bg); font-size: 22px;
  margin-bottom: 18px; box-shadow: 0 8px 32px var(--primary-glow);
}
.founder-card .name {
  font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 4px;
}
.founder-card .role {
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--primary); margin-bottom: 16px;
}
.founder-card p { color: var(--text-dim); font-size: 14px; line-height: 1.6; }

/* ---------- faq ---------- */
.faq-list { max-width: 860px; }
.faq-item {
  border-bottom: 1px solid var(--border); padding: 6px 0;
}
.faq-q {
  width: 100%; background: none; border: 0; cursor: pointer; text-align: left;
  padding: 22px 48px 22px 0; font-family: var(--font-display); font-weight: 500;
  font-size: 18px; color: var(--text); letter-spacing: -0.01em;
  position: relative; line-height: 1.35;
  transition: color 200ms;
}
.faq-q:hover { color: var(--primary); }
.faq-q .caret {
  position: absolute; right: 0; top: 50%; width: 28px; height: 28px;
  transform: translateY(-50%); display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 50%;
  transition: transform 300ms var(--ease-sharp), border-color 200ms, background 200ms;
}
.faq-q.open .caret { transform: translateY(-50%) rotate(45deg); border-color: var(--primary); background: rgba(47,179,217,0.1); }
.faq-q .caret svg { color: var(--text-dim); transition: color 200ms; }
.faq-q.open .caret svg { color: var(--primary); }
.faq-a {
  overflow: hidden; max-height: 0; transition: max-height 400ms var(--ease-sharp);
}
.faq-a-inner {
  padding-bottom: 24px; color: var(--text-dim); line-height: 1.7; font-size: 15px; max-width: 720px;
}

/* ---------- contact ---------- */
.contact-wrap {
  padding: 64px 56px; border-radius: 24px; border: 1px solid var(--border);
  background: radial-gradient(ellipse at top right, rgba(47,179,217,0.08), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
  display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; position: relative; overflow: hidden;
}
@media (max-width: 880px) { .contact-wrap { padding: 36px 24px; grid-template-columns: 1fr; } }
.contact-wrap::after {
  content: ""; position: absolute; inset: -1px; border-radius: 24px; pointer-events: none;
  background: conic-gradient(from 0deg, transparent 0%, var(--primary) 20%, transparent 40%);
  opacity: 0.2; filter: blur(30px); z-index: 0;
}
.contact-wrap > * { position: relative; z-index: 1; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.contact-form label {
  font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--text-muted); display: block; margin-bottom: 6px;
}
.contact-form input, .contact-form textarea {
  width: 100%; padding: 12px 14px; background: rgba(255,255,255,0.02);
  border: 1px solid var(--border); border-radius: 10px; color: var(--text);
  font-size: 14px; outline: none;
  transition: border-color 200ms, background 200ms;
}
.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--primary); background: rgba(47,179,217,0.04);
}
.contact-form textarea { min-height: 100px; resize: vertical; font-family: inherit; }

/* ---------- footer ---------- */
.footer {
  padding: 120px 0 48px; position: relative; overflow: hidden; border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent 0%, rgba(47,179,217,0.04) 70%);
}
.footer-wordmark {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(80px, 22vw, 280px); line-height: 0.85; letter-spacing: -0.05em;
  text-align: center; user-select: none; position: relative;
  color: transparent;
  -webkit-text-stroke: 1px var(--border-strong);
  margin-bottom: 48px;
}
.footer-wordmark .fill {
  position: absolute; inset: 0; color: transparent;
  background: linear-gradient(180deg, var(--primary), var(--accent) 60%, var(--mint));
  background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 0;
  clip-path: inset(var(--fill, 100%) 0 0 0);
  transition: clip-path 60ms linear;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  padding-top: 48px; border-top: 1px solid var(--border);
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; } }
.footer-grid h5 {
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--text-muted); margin-bottom: 16px;
}
.footer-grid a {
  display: block; color: var(--text-dim); font-size: 14px; padding: 4px 0;
  text-decoration: none; transition: color 200ms, transform 200ms;
}
.footer-grid a:hover { color: var(--primary); transform: translateX(3px); }
.footer-bottom {
  margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; font-family: var(--font-mono);
  font-size: 11px; color: var(--text-muted); letter-spacing: 0.08em;
}

/* ---------- reveal utility ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity 700ms var(--ease-sharp), transform 700ms var(--ease-sharp);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal="in"] { opacity: 1; transform: translateY(0); }

[data-reveal="mask"] {
  opacity: 1; transform: none;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 900ms var(--ease-sharp);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal="mask"][data-shown="1"] { clip-path: inset(0 0 0 0); }

/* ---------- tweaks ---------- */
.tweaks-panel {
  position: fixed; bottom: 24px; right: 24px; z-index: 80;
  width: 280px; padding: 18px; border-radius: 14px;
  background: rgba(11,17,23,0.92); border: 1px solid var(--border-strong);
  backdrop-filter: blur(14px); font-size: 13px;
  box-shadow: 0 20px 48px rgba(0,0,0,0.5);
}
.tweaks-panel h5 {
  font-family: var(--font-mono); font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--text-muted); margin-bottom: 14px;
  display: flex; justify-content: space-between; align-items: center;
}
.tweaks-panel h5 .close { background: none; border: 0; color: var(--text-muted); cursor: pointer; }
.tweak-row { display: flex; flex-direction: column; gap: 8px; margin-bottom: 14px; }
.tweak-row label { font-size: 12px; color: var(--text-dim); display: flex; justify-content: space-between; }
.tweak-row input[type=range] { width: 100%; accent-color: var(--primary); }
.tweak-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.tweak-chip {
  font-family: var(--font-mono); font-size: 11px; padding: 6px 10px; border-radius: 6px;
  border: 1px solid var(--border); background: transparent; color: var(--text-dim); cursor: pointer;
}
.tweak-chip.on { border-color: var(--primary); color: var(--primary); background: rgba(47,179,217,0.08); }

/* responsive hero canvas order */
@media (max-width: 960px) {
  .hero-canvas-wrap { order: -1; max-width: 400px; margin: 0 auto; justify-self: center; }
}