/* ==========================================================================
   Browny Labs — styles
   Themes: espresso (default) · latte · matcha · coldbrew
   Every colour lives in a theme token; the 3D scene reads the --3d-* tokens.
   ========================================================================== */

:root {
  --font-display: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  --font-body: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-mono: "Geist Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-in-out: cubic-bezier(.76, 0, .24, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);

  --r-s: 12px;
  --r-m: 18px;
  --r-l: 26px;
  --r-xl: 34px;

  --gutter: clamp(16px, 4.2vw, 56px);
  --maxw: 1360px;
  --nav-h: 76px;
  --section-y: clamp(104px, 13vw, 200px);
}

/* ---------- Theme: Espresso (dark roast · caramel · ember) ---------- */
:root,
[data-theme="espresso"] {
  color-scheme: dark;
  --bg: #0C0806;
  --bg-2: #120C09;
  --surface: rgba(255, 236, 214, .035);
  --surface-2: rgba(255, 236, 214, .07);
  --surface-solid: #18110D;
  --line: rgba(255, 233, 210, .09);
  --line-strong: rgba(255, 233, 210, .18);
  --text: #F7ECDF;
  --text-2: #E2D1BF;
  --muted: #AE9A87;
  --faint: #6F5E50;
  --accent: #F4A259;
  --accent-2: #E8573A;
  --accent-3: #FFD9AE;
  --on-accent: #1B0F07;
  --glow: rgba(244, 162, 89, .32);
  --grad: linear-gradient(100deg, #FFD9AE 0%, #F4A259 42%, #E8573A 100%);
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .7);
  --grain: .06;

  --3d-mode: dark;
  --3d-core: #C46A2F;
  --3d-metal: .62;
  --3d-rough: .2;
  --3d-ring: #FFD9AE;
  --3d-glow: #F4A259;
  --3d-bubble-a: #F7ECDF;
  --3d-bubble-b: #F4A259;
  --3d-bubble-c: #3A2418;
  --3d-dot-a: #E8573A;
  --3d-dot-b: #2A170C;
  --3d-dot-c: #F4A259;
  --3d-shape-a: #F4A259;
  --3d-shape-b: #2E1E15;
  --3d-shape-c: #E8573A;
  --3d-particle: #F4A259;
  --3d-key: #FFF1E0;
  --3d-rim: #E8573A;
  --3d-fill: #F4A259;
}

/* ---------- Theme: Latte (light · terracotta · pine) ---------- */
[data-theme="latte"] {
  color-scheme: light;
  --bg: #F1E7D9;
  --bg-2: #EADDCB;
  --surface: rgba(255, 251, 245, .5);
  --surface-2: rgba(255, 251, 245, .82);
  --surface-solid: #FBF6EE;
  --line: rgba(52, 30, 16, .11);
  --line-strong: rgba(52, 30, 16, .22);
  --text: #1F140E;
  --text-2: #3A2A20;
  --muted: #6E5747;
  --faint: #A48F7D;
  --accent: #A4471A;
  --accent-2: #2F5E4E;
  --accent-3: #D98A4B;
  --on-accent: #FFF7EE;
  --glow: rgba(164, 71, 26, .22);
  --grad: linear-gradient(100deg, #D98A4B 0%, #B4501B 45%, #7A2E10 100%);
  --shadow: 0 30px 70px -34px rgba(70, 38, 16, .35);
  --grain: .05;

  --3d-mode: light;
  --3d-core: #C2652A;
  --3d-metal: .18;
  --3d-rough: .28;
  --3d-ring: #2F5E4E;
  --3d-glow: #E9A46A;
  --3d-bubble-a: #FFFFFF;
  --3d-bubble-b: #B4501B;
  --3d-bubble-c: #2F5E4E;
  --3d-dot-a: #B4501B;
  --3d-dot-b: #FFF4E8;
  --3d-dot-c: #F1E7D9;
  --3d-shape-a: #D98A4B;
  --3d-shape-b: #FFFFFF;
  --3d-shape-c: #2F5E4E;
  --3d-particle: #B4501B;
  --3d-key: #FFFFFF;
  --3d-rim: #D98A4B;
  --3d-fill: #2F5E4E;
}

/* ---------- Theme: Matcha (deep green · lime · oat) ---------- */
[data-theme="matcha"] {
  color-scheme: dark;
  --bg: #090D09;
  --bg-2: #0D120D;
  --surface: rgba(226, 242, 206, .035);
  --surface-2: rgba(226, 242, 206, .07);
  --surface-solid: #121912;
  --line: rgba(226, 242, 206, .09);
  --line-strong: rgba(226, 242, 206, .18);
  --text: #EEF3E4;
  --text-2: #D8E1CA;
  --muted: #9DAA8F;
  --faint: #5D6955;
  --accent: #BCE26E;
  --accent-2: #F2C79B;
  --accent-3: #E6F6C4;
  --on-accent: #0F1A07;
  --glow: rgba(188, 226, 110, .26);
  --grad: linear-gradient(100deg, #E6F6C4 0%, #BCE26E 45%, #F2C79B 100%);
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .7);
  --grain: .06;

  --3d-mode: dark;
  --3d-core: #7FAF3E;
  --3d-metal: .55;
  --3d-rough: .22;
  --3d-ring: #F2C79B;
  --3d-glow: #BCE26E;
  --3d-bubble-a: #EEF3E4;
  --3d-bubble-b: #BCE26E;
  --3d-bubble-c: #22301C;
  --3d-dot-a: #7FAF3E;
  --3d-dot-b: #0F1A07;
  --3d-dot-c: #BCE26E;
  --3d-shape-a: #BCE26E;
  --3d-shape-b: #1E2A1A;
  --3d-shape-c: #F2C79B;
  --3d-particle: #BCE26E;
  --3d-key: #F6FFE9;
  --3d-rim: #F2C79B;
  --3d-fill: #BCE26E;
}

/* ---------- Theme: Cold Brew (ink blue · amber · ice) ---------- */
[data-theme="coldbrew"] {
  color-scheme: dark;
  --bg: #070A10;
  --bg-2: #0A0E16;
  --surface: rgba(214, 228, 255, .035);
  --surface-2: rgba(214, 228, 255, .07);
  --surface-solid: #0F1520;
  --line: rgba(214, 228, 255, .09);
  --line-strong: rgba(214, 228, 255, .18);
  --text: #EAF0F9;
  --text-2: #D0DAEA;
  --muted: #94A2B8;
  --faint: #56627A;
  --accent: #FFB547;
  --accent-2: #7CC4FF;
  --accent-3: #FFE0A8;
  --on-accent: #1C1102;
  --glow: rgba(255, 181, 71, .26);
  --grad: linear-gradient(100deg, #FFE0A8 0%, #FFB547 45%, #FF8A3D 100%);
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .75);
  --grain: .06;

  --3d-mode: dark;
  --3d-core: #5E8BFF;
  --3d-metal: .7;
  --3d-rough: .18;
  --3d-ring: #FFB547;
  --3d-glow: #5E8BFF;
  --3d-bubble-a: #EAF0F9;
  --3d-bubble-b: #FFB547;
  --3d-bubble-c: #1B2A44;
  --3d-dot-a: #5E8BFF;
  --3d-dot-b: #1C1102;
  --3d-dot-c: #FFB547;
  --3d-shape-a: #FFB547;
  --3d-shape-b: #18243A;
  --3d-shape-c: #7CC4FF;
  --3d-particle: #7CC4FF;
  --3d-key: #F0F6FF;
  --3d-rim: #FFB547;
  --3d-fill: #7CC4FF;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: var(--nav-h);
}
/* Scroll is locked only while the loader or the mobile menu is open */
.is-loading, .is-loading body, .is-locked, .is-locked body { overflow: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  min-height: 100vh;
  transition: background-color .4s var(--ease-out), color .4s var(--ease-out);
}

img, svg, video, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { font-weight: 600; line-height: 1.1; text-wrap: balance; }
p { text-wrap: pretty; }
em { font-style: normal; }
kbd {
  font-family: var(--font-mono); font-size: .78em; padding: .1em .45em; border-radius: 6px;
  border: 1px solid var(--line-strong); background: var(--surface-2);
}

::selection { background: var(--accent); color: var(--on-accent); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}
[tabindex="-1"]:focus { outline: none; }

.ic {
  width: 18px; height: 18px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round;
}

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 200;
  padding: 10px 16px; border-radius: 10px; background: var(--accent); color: var(--on-accent); font-weight: 600;
  transition: top .3s var(--ease-out);
}
.skip-link:focus { top: 16px; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

main, .footer { position: relative; z-index: 2; }

/* ==========================================================================
   Ambient layers: WebGL, grain, progress, cursor
   ========================================================================== */
.webgl {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100vh; height: 100lvh;
  z-index: 0; pointer-events: none;
  opacity: 0; transition: opacity .7s var(--ease-out);
}
.webgl.is-ready { opacity: 1; }

/* Soft ambient wash that also serves as the no-WebGL fallback mood */
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60vw 50vh at 85% 10%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 70%),
    radial-gradient(50vw 50vh at 0% 90%, color-mix(in srgb, var(--accent-2) 7%, transparent), transparent 70%);
  transition: background .6s;
}

/* Static grain with plain alpha blending: blend modes and animation here would
   re-composite the whole screen over the moving 3D layer every frame */
.grain {
  position: fixed; inset: 0; z-index: 90; pointer-events: none;
  opacity: calc(var(--grain) * .55);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .5  0 0 0 0 .5  0 0 0 0 .5  0 0 0 1 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.progress { position: fixed; inset: 0 0 auto 0; height: 2px; z-index: 70; pointer-events: none; }
.progress span { display: block; height: 100%; background: var(--grad); transform-origin: 0 50%; transform: scaleX(0); }

.cursor { display: none; }
.has-cursor .cursor {
  display: block; position: fixed; left: 0; top: 0; z-index: 95; pointer-events: none;
}
.cursor__dot {
  position: absolute; width: 6px; height: 6px; margin: -3px 0 0 -3px; border-radius: 50%;
  background: var(--accent);
  transition: opacity .3s, transform .3s var(--ease-out);
}
.cursor__ring {
  position: absolute; width: 38px; height: 38px; margin: -19px 0 0 -19px; border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--text) 45%, transparent);
  display: grid; place-items: center;
  transition: width .45s var(--ease-out), height .45s var(--ease-out), margin .45s var(--ease-out),
              background-color .35s, border-color .35s, opacity .35s;
}
.cursor__label {
  font: 600 12px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase;
  color: var(--on-accent); opacity: 0; transition: opacity .25s;
}
.cursor.is-hover .cursor__ring {
  width: 60px; height: 60px; margin: -30px 0 0 -30px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border-color: color-mix(in srgb, var(--accent) 60%, transparent);
}
.cursor.is-hover .cursor__dot { transform: scale(0); }
.cursor.is-label .cursor__ring {
  width: 92px; height: 92px; margin: -46px 0 0 -46px;
  background: var(--accent); border-color: transparent;
}
.cursor.is-label .cursor__label { opacity: 1; }
.cursor.is-hidden { opacity: 0; }

.toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 120;
  transform: translate(-50%, 24px); opacity: 0; pointer-events: none;
  padding: 12px 18px; border-radius: 999px;
  background: var(--text); color: var(--bg); font-size: 14px; font-weight: 500;
  box-shadow: var(--shadow);
  transition: transform .5s var(--ease-out), opacity .4s;
}
.toast.is-on { transform: translate(-50%, 0); opacity: 1; }

/* ?perf readout (testing only) */
.perf-readout {
  position: fixed; left: 8px; bottom: 8px; z-index: 300; pointer-events: none;
  max-width: calc(100vw - 16px); padding: 8px 10px; border-radius: 8px;
  background: rgba(0, 0, 0, .78); color: #9EF59E;
  font: 500 11px/1.45 var(--font-mono); white-space: pre-wrap;
}

/* The chat demo types word by word; keep that layout work inside the card */
.chat-demo { contain: layout paint; }

/* ==========================================================================
   Loader
   ========================================================================== */
.loader { display: none; }
.js .loader {
  position: fixed; inset: 0; z-index: 150;
  display: grid; place-items: center;
  background: var(--bg);
  clip-path: inset(0 0 0 0);
  animation: loader-failsafe 0s linear 7s forwards;
}
@keyframes loader-failsafe { to { visibility: hidden; opacity: 0; } }
.loader__inner { display: grid; justify-items: center; gap: 22px; overflow: hidden; padding: 8px; }
.loader__mark {
  display: flex; gap: 2px;
  font: 800 clamp(64px, 12vw, 132px)/.9 var(--font-display); letter-spacing: -.06em;
}
.loader__mark span:last-child { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.loader__count {
  display: flex; align-items: baseline; gap: 2px;
  font: 500 14px/1 var(--font-mono); color: var(--muted); letter-spacing: .08em;
}
.loader__num { min-width: 3ch; text-align: right; color: var(--text); }
.loader__label { font: 400 13px/1 var(--font-mono); color: var(--faint); letter-spacing: .14em; text-transform: uppercase; }
.loader__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--line); }
.loader__bar span { display: block; height: 100%; background: var(--grad); transform-origin: 0 50%; transform: scaleX(0); }

/* ==========================================================================
   Buttons, tags, links
   ========================================================================== */
.btn {
  --h: 54px;
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: var(--h); padding: 0 26px; border-radius: 999px;
  font: 500 15px/1 var(--font-body); letter-spacing: -.005em; white-space: nowrap;
  overflow: hidden; cursor: pointer;
  transition: color .35s, border-color .35s, background-color .35s, box-shadow .45s var(--ease-out);
}
.btn--sm { --h: 42px; padding: 0 18px; font-size: 14px; }
.btn--lg { --h: 62px; padding: 0 30px; font-size: 16px; }

.btn--primary {
  background: var(--accent); color: var(--on-accent);
  box-shadow: 0 14px 40px -14px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.btn--primary::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--grad); opacity: 0; transition: opacity .45s var(--ease-out);
}
.btn--primary:hover::before { opacity: 1; }
.btn--primary:hover { box-shadow: 0 20px 50px -14px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .3); }

.btn--ghost {
  color: var(--text);
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--bg) 40%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.btn--ghost:hover { border-color: color-mix(in srgb, var(--accent) 70%, transparent); background: var(--surface-2); }

.btn__label { display: inline-flex; overflow: hidden; height: 1.25em; line-height: 1.25em; }
.btn__label > span { display: block; transition: transform .4s var(--ease-out); }
.btn__label > span::after { content: attr(data-label); display: block; }
.btn:hover .btn__label > span { transform: translateY(-100%); }

.btn__icon {
  display: grid; place-items: center; width: 30px; height: 30px; margin-right: -12px; border-radius: 50%;
  background: color-mix(in srgb, var(--on-accent) 14%, transparent);
  transition: transform .5s var(--ease-out);
}
.btn__icon--lead { margin: 0 0 0 -14px; }
.btn__icon .ic { width: 16px; height: 16px; stroke-width: 2; }
.btn:hover .btn__icon:not(.btn__icon--lead) { transform: rotate(45deg); }

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  height: 28px; padding: 0 12px; border-radius: 999px;
  font: 500 12px/1 var(--font-mono); letter-spacing: .02em; white-space: nowrap;
  color: var(--text-2); background: var(--surface-2); border: 1px solid var(--line);
}
.tag--solid { background: var(--accent); color: var(--on-accent); border-color: transparent; }
.tag--line { background: transparent; border-color: var(--line-strong); }
.tag--soft { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); border-color: transparent; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 500; color: var(--text);
  padding-bottom: 4px; background: linear-gradient(var(--accent), var(--accent)) 0 100% / 0% 1px no-repeat;
  transition: background-size .5s var(--ease-out), color .3s;
}
.link-arrow:hover { background-size: 100% 1px; color: var(--accent); }
.link-arrow .ic { width: 16px; height: 16px; transition: transform .4s var(--ease-out); }
.link-arrow:hover .ic { transform: translate(3px, -1px); }

.status-dot {
  position: relative; display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex: none;
  background: #4ADE80;
}
/* Pulse ring via transform/opacity, so it never repaints */
.status-dot::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; background: inherit;
  animation: ping 2.2s var(--ease-out) infinite;
}
@keyframes ping {
  0% { transform: scale(1); opacity: .55; }
  75%, 100% { transform: scale(2.8); opacity: 0; }
}

/* Gradient italic serif accent used inside headlines */
.accent-word {
  position: relative; display: inline-block; white-space: nowrap;
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: 1.1em; line-height: .9; letter-spacing: -.01em;
  padding: 0 .08em 0 .02em; margin: 0 -.04em 0 -.02em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 60;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 0 var(--gutter);
  transition: transform .45s var(--ease-out);
}
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(to bottom, color-mix(in srgb, var(--bg) 85%, transparent), transparent);
  opacity: 0; transition: opacity .5s;
}
.nav.is-scrolled::before { opacity: 1; }
.nav.is-hidden { transform: translateY(-100%); }

.brand { display: inline-flex; align-items: center; gap: 12px; font: 600 16px/1 var(--font-display); letter-spacing: -.01em; }
.brand__mark {
  display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; flex: none;
  font: 800 14px/1 var(--font-display); letter-spacing: -.02em;
  background: var(--grad); color: var(--on-accent);
  box-shadow: 0 8px 24px -8px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .35);
}

.nav__links {
  position: absolute; left: 0; right: 0; margin-inline: auto; width: fit-content;
  display: flex; align-items: center; gap: 2px; padding: 5px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-solid) 60%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.nav__links a {
  position: relative; z-index: 1;
  padding: 9px 16px; border-radius: 999px;
  font-size: 14px; font-weight: 500; color: var(--muted);
  transition: color .3s;
}
.nav__links a:hover, .nav__links a.is-active { color: var(--text); }
.nav__indicator {
  position: absolute; z-index: 0; top: 5px; bottom: 5px; left: 0; width: 0; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--line);
  opacity: 0; transition: opacity .3s;
}
.nav__indicator.is-on { opacity: 1; }

.nav__actions { display: flex; align-items: center; gap: 10px; }

/* Theme switcher */
.theme { position: relative; }
.theme__toggle {
  display: inline-flex; align-items: center; gap: 10px;
  height: 42px; padding: 0 14px 0 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--surface-solid) 60%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  font-size: 13px; font-weight: 500; color: var(--text-2);
  transition: border-color .3s, color .3s;
}
.theme__toggle:hover { border-color: var(--line-strong); color: var(--text); }
.theme__toggle .ic { width: 16px; height: 16px; }
.theme__swatch {
  width: 26px; height: 26px; border-radius: 50%;
  background: conic-gradient(from 210deg, var(--bg) 0 33%, var(--accent) 0 66%, var(--accent-2) 0);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  transition: transform .6s var(--ease-spring);
}
.theme__toggle:hover .theme__swatch { transform: rotate(120deg); }

.theme__menu {
  position: absolute; right: 0; top: calc(100% + 10px); width: 270px;
  padding: 10px; border-radius: 20px;
  background: color-mix(in srgb, var(--surface-solid) 88%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  opacity: 0; visibility: hidden; transform: translateY(-8px) scale(.97); transform-origin: top right;
  transition: opacity .3s, transform .45s var(--ease-out), visibility 0s .45s;
}
.theme.is-open .theme__menu { opacity: 1; visibility: visible; transform: none; transition: opacity .3s, transform .45s var(--ease-out), visibility 0s; }
.theme__title { padding: 6px 10px 10px; font: 500 11px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--faint); }
.theme__menu button[role="radio"] {
  width: 100%; display: flex; align-items: center; gap: 12px;
  padding: 10px; border-radius: 12px; text-align: left;
  transition: background-color .25s;
}
.theme__menu button[role="radio"]:hover { background: var(--surface-2); }
.theme__opt { flex: 1; display: grid; gap: 2px; }
.theme__opt b { font-size: 14px; font-weight: 600; }
.theme__opt small { font-size: 12px; color: var(--muted); }
.theme__tick { width: 16px; height: 16px; color: var(--accent); opacity: 0; transform: scale(.6); transition: opacity .25s, transform .35s var(--ease-spring); }
.theme__menu button[aria-checked="true"] .theme__tick { opacity: 1; transform: none; }
.theme__menu button[aria-checked="true"] { background: var(--surface); }
.theme__hint { padding: 10px 10px 4px; font-size: 12px; color: var(--faint); border-top: 1px solid var(--line); margin-top: 6px; }

/* Swatches always show their own theme, whatever is active */
.sw { display: inline-block; width: 32px; height: 32px; border-radius: 50%; flex: none; box-shadow: inset 0 0 0 1px rgba(128, 128, 128, .35); }
.sw--espresso { background: conic-gradient(from 210deg, #0C0806 0 40%, #F4A259 0 70%, #E8573A 0); }
.sw--latte { background: conic-gradient(from 210deg, #F1E7D9 0 40%, #B4501B 0 70%, #2F5E4E 0); }
.sw--matcha { background: conic-gradient(from 210deg, #090D09 0 40%, #BCE26E 0 70%, #F2C79B 0); }
.sw--coldbrew { background: conic-gradient(from 210deg, #070A10 0 40%, #FFB547 0 70%, #7CC4FF 0); }

/* Burger */
.burger {
  display: none; width: 46px; height: 46px; border-radius: 50%;
  background: color-mix(in srgb, var(--surface-solid) 60%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  position: relative;
}
.burger span {
  position: absolute; left: 14px; right: 14px; height: 1.5px; border-radius: 2px; background: var(--text);
  transition: transform .5s var(--ease-out), top .5s var(--ease-out);
}
.burger span:nth-child(1) { top: 19px; }
.burger span:nth-child(2) { top: 26px; }
.burger[aria-expanded="true"] span:nth-child(1) { top: 22.5px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { top: 22.5px; transform: rotate(-45deg); }

/* Mobile menu */
.menu {
  position: fixed; inset: 0; z-index: 55;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: calc(var(--nav-h) + 24px) var(--gutter) 32px;
  background: var(--bg);
  clip-path: circle(0% at calc(100% - 40px) 38px);
  visibility: hidden;
  transition: clip-path .55s var(--ease-in-out), visibility 0s .55s;
}
.menu.is-open { clip-path: circle(150% at calc(100% - 40px) 38px); visibility: visible; transition: clip-path .55s var(--ease-in-out), visibility 0s; }
.menu__links { display: grid; gap: 4px; }
.menu__links a {
  display: flex; align-items: baseline; gap: 14px;
  font: 600 clamp(36px, 10vw, 56px)/1.15 var(--font-display); letter-spacing: -.035em;
  padding: 4px 0; border-bottom: 1px solid var(--line);
}
.menu__links a span { font: 500 12px/1 var(--font-mono); color: var(--accent); letter-spacing: .08em; }
.menu__foot { display: grid; gap: 10px; color: var(--muted); font-size: 15px; }
.menu__themes { display: flex; gap: 10px; margin-bottom: 8px; }
.menu__themes button { padding: 3px; border-radius: 50%; border: 1px solid transparent; }
.menu__themes button[aria-checked="true"] { border-color: var(--accent); }

/* ==========================================================================
   Section scaffolding
   ========================================================================== */
.section { position: relative; padding-block: var(--section-y); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 12px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 22px;
}
.eyebrow span { color: var(--accent); }
.eyebrow::after { content: ""; width: 44px; height: 1px; background: var(--line-strong); }
.eyebrow--center { justify-content: center; }

.sec-title {
  font: 600 clamp(2.4rem, 1.2rem + 4.2vw, 5.2rem)/1 var(--font-display);
  letter-spacing: -.04em;
  font-variation-settings: "opsz" 96;
}
.sec-lead { font-size: clamp(17px, 1.1vw + 10px, 20px); line-height: 1.55; color: var(--muted); max-width: 46ch; }

.sec-head { margin-bottom: clamp(48px, 6vw, 88px); }
.sec-head--center { text-align: center; display: grid; justify-items: center; }
.sec-head--center .sec-lead { margin-top: 22px; }
.sec-head--split { display: grid; grid-template-columns: 1.4fr 1fr; align-items: end; gap: 40px; }
.sec-head__side { position: relative; display: grid; gap: 22px; justify-items: start; }
.sec-head__side .core-anchor { width: clamp(120px, 14vw, 190px); aspect-ratio: 1; }

.core-anchor { pointer-events: none; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding-top: calc(var(--nav-h) + 36px);
  padding-bottom: 28px;
}
.hero__grid {
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  align-items: center; gap: clamp(24px, 4vw, 72px);
  flex: 1;
}
.hero__copy { position: relative; z-index: 2; }

.status-pill {
  display: inline-flex; align-items: center; gap: 10px;
  height: 36px; padding: 0 14px; border-radius: 999px; margin-bottom: 30px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  background: color-mix(in srgb, var(--surface-solid) 55%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: border-color .3s, color .3s;
}
.status-pill:hover { border-color: var(--line-strong); color: var(--text); }
.status-pill .ic { width: 14px; height: 14px; transition: transform .4s var(--ease-out); }
.status-pill:hover .ic { transform: translateX(3px); }

.hero__title {
  font: 650 clamp(2.75rem, 1.1rem + 5.3vw, 6.75rem)/.98 var(--font-display);
  letter-spacing: -.045em;
  font-variation-settings: "opsz" 96;
  max-width: 13ch;
}
.hero__title .accent-word { padding-bottom: .06em; }
.swash {
  position: absolute; left: 2%; right: 4%; bottom: -.12em; width: 94%; height: .26em; overflow: visible;
}
.swash path { fill: none; stroke: var(--accent); stroke-width: 3; stroke-linecap: round; vector-effect: non-scaling-stroke; opacity: .9; }

.hero__lead {
  margin-top: 28px; max-width: 44ch;
  font-size: clamp(17px, .7vw + 13px, 20px); line-height: 1.6; color: var(--muted);
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 40px; }
.hero__facts li { display: inline-flex; align-items: center; gap: 9px; font-size: 14px; color: var(--text-2); }
.hero__facts .ic { width: 16px; height: 16px; color: var(--accent); }

.hero__visual {
  position: relative; width: 100%; max-width: 620px; aspect-ratio: 1 / 1; justify-self: end;
}
.hero__anchor { position: absolute; top: -12%; right: -14%; width: 78%; aspect-ratio: 1 / 1; }

.chat-demo {
  position: absolute; left: -8%; bottom: 2%; z-index: 2;
  width: clamp(290px, 68%, 350px);
  border-radius: 24px; overflow: hidden;
  background: color-mix(in srgb, var(--surface-solid) 72%, transparent);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .06);
}
.chat-demo__head { display: flex; align-items: center; gap: 12px; padding: 14px 14px 12px; border-bottom: 1px solid var(--line); }
.chat-demo__avatar {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px; flex: none;
  background: var(--grad); color: var(--on-accent);
}
.chat-demo__avatar .ic { width: 18px; height: 18px; stroke-width: 2; }
.chat-demo__who { flex: 1; display: grid; gap: 3px; min-width: 0; }
.chat-demo__who b { font-size: 14px; font-weight: 600; }
.chat-demo__who > span { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted); }
.chat-demo__who .status-dot { width: 6px; height: 6px; }
.chat-demo__tabs { display: flex; gap: 4px; padding: 3px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); }
.chat-demo__tabs span { display: grid; place-items: center; width: 28px; height: 26px; border-radius: 7px; color: var(--faint); transition: background-color .4s, color .4s; }
.chat-demo__tabs span.is-active { background: var(--accent); color: var(--on-accent); }
.chat-demo__tabs .ic { width: 14px; height: 14px; }
.chat-demo__channel {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 12px 0 16px;
  font: 500 11px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
}
/* Fixed height: the conversation grows and resets, and the page must never shift while you scroll */
.chat-demo__body { display: flex; flex-direction: column; gap: 8px; padding: 12px 14px 14px; height: 216px; overflow: hidden; justify-content: flex-end; }

.msg {
  max-width: 86%; padding: 10px 13px; border-radius: 16px;
  font-size: 13.5px; line-height: 1.45;
  transform-origin: bottom left;
}
.msg--in { align-self: flex-end; background: var(--surface-2); border: 1px solid var(--line); border-bottom-right-radius: 5px; color: var(--text); transform-origin: bottom right; }
.msg--out { align-self: flex-start; background: color-mix(in srgb, var(--accent) 16%, transparent); border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); border-bottom-left-radius: 5px; color: var(--text); }
.msg--typing { display: inline-flex; gap: 4px; padding: 13px 14px; }
.msg--typing i, .m--typing i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .5; animation: typing 1.1s infinite; }
.msg--typing i:nth-child(2), .m--typing i:nth-child(2) { animation-delay: .15s; }
.msg--typing i:nth-child(3), .m--typing i:nth-child(3) { animation-delay: .3s; }
@keyframes typing { 0%, 60%, 100% { transform: translateY(0); opacity: .35; } 30% { transform: translateY(-4px); opacity: .9; } }
.msg__flag {
  display: inline-flex; align-items: center; gap: 6px; align-self: flex-start;
  height: 24px; padding: 0 10px; border-radius: 999px;
  font: 500 11px/1 var(--font-mono); letter-spacing: .04em;
  color: var(--on-accent); background: var(--accent-2);
}
.msg__flag .ic { width: 12px; height: 12px; stroke-width: 2.2; }
.msg .cursor-caret { display: inline-block; width: 2px; height: 1em; margin-left: 2px; vertical-align: -2px; background: var(--accent); animation: caret .8s steps(2) infinite; }
@keyframes caret { 50% { opacity: 0; } }

.chat-demo__foot { display: flex; align-items: center; gap: 10px; padding: 0 12px 12px; }
.chat-demo__input { flex: 1; height: 40px; display: flex; align-items: center; padding: 0 14px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); font-size: 13px; color: var(--faint); }
.chat-demo__send { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent); color: var(--on-accent); }
.chat-demo__send .ic { width: 16px; height: 16px; }
.chat-demo__caption {
  position: absolute; left: -8%; bottom: -5%; z-index: 2;
  font: 400 11px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--faint);
}

.hero__foot { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 32px; }
.scroll-cue { display: inline-flex; align-items: center; gap: 14px; font: 400 12px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.scroll-cue__line { position: relative; width: 1px; height: 42px; background: var(--line-strong); overflow: hidden; }
.scroll-cue__line::after { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 40%; background: var(--accent); transform: translateY(-100%); animation: cue 2s var(--ease-in-out) infinite; }
@keyframes cue { to { transform: translateY(250%); } }
.hero__meta { font: 400 12px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--faint); }

/* ==========================================================================
   MARQUEE
   ========================================================================== */
.marquee {
  position: relative; z-index: 2; overflow: hidden;
  padding: 26px 0; border-block: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 55%, transparent);
}
/* Edge fades as static overlays: far cheaper than masking a moving layer */
.marquee::before, .marquee::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 12%; z-index: 1; pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.marquee__row { display: flex; width: max-content; }
.marquee__track { display: flex; align-items: center; gap: clamp(22px, 3vw, 44px); padding-right: clamp(22px, 3vw, 44px); flex: none; }
.marquee__track span {
  font: 600 clamp(30px, 4.6vw, 64px)/1 var(--font-display); letter-spacing: -.035em; white-space: nowrap; color: var(--text);
}
.marquee__track span.is-outline { color: transparent; -webkit-text-stroke: 1px color-mix(in srgb, var(--text) 55%, transparent); }
.marquee__track .ic { width: clamp(20px, 2.4vw, 34px); height: clamp(20px, 2.4vw, 34px); color: var(--accent); }

/* ==========================================================================
   PROBLEM
   ========================================================================== */
.problem__statement {
  font: 500 clamp(1.6rem, .9rem + 2.4vw, 3.3rem)/1.18 var(--font-display);
  letter-spacing: -.03em; max-width: 24ch;
  margin-bottom: clamp(56px, 7vw, 110px);
}
.problem__statement .word { display: inline-block; }
.problem__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.problem__visual { order: 2; }
.problem__visual { position: relative; aspect-ratio: 1 / 1; }
.problem__visual .core-anchor { position: absolute; inset: 0; }
.problem__tag {
  position: absolute; left: 50%; bottom: 6%; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 12px; border-radius: 999px;
  font: 500 11px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--text-2);
  background: color-mix(in srgb, var(--surface-solid) 70%, transparent); border: 1px solid var(--line);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.problem__tag i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); animation: blink 1.4s infinite; }
@keyframes blink { 50% { opacity: .25; } }

.problem__cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* Shared card surface with cursor spotlight */
.pcard, .svc, .step, .why__item, .contact-card, .price-hero, .case__visual {
  --mx: 50%; --my: 50%;
}
[data-spot] { position: relative; isolation: isolate; }
[data-spot]::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; pointer-events: none;
  background: radial-gradient(420px circle at var(--mx) var(--my), color-mix(in srgb, var(--accent) 13%, transparent), transparent 62%);
  opacity: 0; transition: opacity .45s;
}
[data-spot]::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none;
  background: radial-gradient(260px circle at var(--mx) var(--my), color-mix(in srgb, var(--accent) 80%, transparent), transparent 60%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  opacity: 0; transition: opacity .45s;
}
[data-spot]:hover::before, [data-spot]:hover::after { opacity: 1; }

.pcard {
  padding: 26px; border-radius: var(--r-l);
  background: color-mix(in srgb, var(--surface-solid) 66%, transparent);
  border: 1px solid var(--line);
  display: grid; gap: 12px; align-content: start;
  min-height: 220px;
}
.pcard__num { font: 500 12px/1 var(--font-mono); color: var(--faint); letter-spacing: .1em; justify-self: end; margin-bottom: -18px; }
.pcard__icon {
  display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent);
  margin-bottom: 12px;
}
.pcard__icon .ic { width: 20px; height: 20px; }
.pcard h3 { font: 600 20px/1.2 var(--font-display); letter-spacing: -.02em; }
.pcard p { font-size: 15px; color: var(--muted); line-height: 1.55; }

/* ==========================================================================
   SOLUTION — flow diagram
   ========================================================================== */
.flow {
  position: relative;
  display: grid; grid-template-columns: 1fr minmax(220px, 300px) 1fr; align-items: center;
  gap: clamp(40px, 7vw, 120px);
  margin-top: 16px;
}
.flow__wires { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 0; }
.flow__wire { fill: none; stroke: var(--line-strong); stroke-width: 1.5; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset 1s var(--ease-in-out); }
.flow__pulse { fill: none; stroke: var(--accent); stroke-width: 1.5; stroke-linecap: round; stroke-dasharray: .04 .1; opacity: 0; transition: opacity .5s .7s; animation: dash 2.4s linear infinite; }
.flow__pulse.is-out { stroke: var(--accent-3); }
.flow__dot { fill: var(--accent); opacity: 0; transition: opacity .5s .8s; filter: drop-shadow(0 0 6px var(--accent)); }
.flow.is-live .flow__wire { stroke-dashoffset: 0; }
.flow.is-live .flow__pulse, .flow.is-live .flow__dot { opacity: 1; }
@keyframes dash { to { stroke-dashoffset: -.14; } }

.flow__col { position: relative; z-index: 1; display: grid; gap: 14px; }
.flow__col--in { justify-items: end; }
.flow__col--out { justify-items: start; }
.flow__label { font: 500 11px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--faint); margin-bottom: 6px; }
.flow__node {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 12px 18px 12px 12px; border-radius: 18px; min-width: 210px;
  background: color-mix(in srgb, var(--surface-solid) 78%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: border-color .4s, transform .5s var(--ease-out);
}
.flow__node:hover { border-color: color-mix(in srgb, var(--accent) 60%, transparent); transform: translateY(-2px); }
.flow__node b { font-size: 15px; font-weight: 600; }
.flow__node small { display: block; font-size: 13px; color: var(--muted); margin-top: 2px; }
.flow__node--out { min-width: 260px; padding-right: 22px; }
.flow__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; flex: none; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.flow__node--out .flow__icon { background: var(--accent); color: var(--on-accent); }

.flow__hub { position: relative; z-index: 1; display: grid; justify-items: center; gap: 22px; }
.flow__slot { position: relative; width: 100%; aspect-ratio: 1 / 1; }
.flow__anchor { position: absolute; inset: 0; }
.flow__ring { position: absolute; inset: 0; border-radius: 50%; border: 1px dashed color-mix(in srgb, var(--accent) 45%, transparent); animation: spin 30s linear infinite; }
.flow__ring--2 { inset: -12%; border: 1px solid var(--line); animation-duration: 60s; animation-direction: reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
.flow__hub-label { text-align: center; display: grid; gap: 6px; }
.flow__hub-label b { font: 600 18px/1.2 var(--font-display); letter-spacing: -.02em; }
.flow__hub-label span { font-size: 14px; color: var(--muted); }

.flow__caption { text-align: center; max-width: 58ch; margin: clamp(48px, 6vw, 80px) auto 0; color: var(--muted); font-size: 17px; }

.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(72px, 9vw, 130px);
  border-top: 1px solid var(--line);
}
.stat { padding: 34px 26px 0; border-left: 1px solid var(--line); display: grid; gap: 10px; }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat__num {
  font: 600 clamp(48px, 5.6vw, 84px)/1 var(--font-display); letter-spacing: -.05em;
  display: inline-flex; align-items: baseline; gap: 4px;
}
.stat__num b { font-weight: 600; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat__num small { font-size: .3em; font-weight: 500; letter-spacing: 0; color: var(--muted); margin-right: 4px; }
.stat__label { color: var(--muted); font-size: 15px; }

/* ==========================================================================
   SERVICES — bento
   ========================================================================== */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
/* The hover tilt uses GSAP's per-card transformPerspective; no preserve-3d needed,
   which keeps the animated mini-visuals inside out of costly 3D compositing */
.svc {
  grid-column: span 2;
  display: flex; flex-direction: column; justify-content: space-between; gap: 24px;
  padding: 26px; border-radius: var(--r-xl); min-height: 420px; overflow: hidden;
  background: color-mix(in srgb, var(--surface-solid) 70%, transparent);
  border: 1px solid var(--line);
}
@media (hover: hover) and (pointer: fine) and (min-width: 901px) {
  .svc { will-change: transform; }
}
.svc--chat { grid-column: span 4; }
.svc--mail { grid-column: span 2; }
.svc__viz { position: relative; flex: 1; min-height: 170px; display: grid; place-items: center; }
.svc__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.svc__icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 14px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.svc__price { font: 500 12px/1 var(--font-mono); letter-spacing: .04em; color: var(--text-2); padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line-strong); }
.svc h3 { font: 600 clamp(22px, 1.6vw + 10px, 28px)/1.15 var(--font-display); letter-spacing: -.025em; margin-bottom: 10px; }
.svc p { color: var(--muted); font-size: 15px; max-width: 46ch; }

/* viz: website chat */
.viz-chat__win {
  width: min(100%, 520px); border-radius: 18px; overflow: hidden;
  background: color-mix(in srgb, var(--bg) 70%, transparent); border: 1px solid var(--line);
}
.viz-chat__bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.viz-chat__bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.viz-chat__bar b { margin-left: 10px; font: 400 11px/1 var(--font-mono); color: var(--faint); }
.viz-chat__msgs { display: flex; flex-direction: column; gap: 8px; padding: 16px; min-height: 180px; justify-content: flex-end; }
.m {
  max-width: 76%; padding: 9px 13px; border-radius: 14px; font-size: 13px; line-height: 1.4;
  opacity: 0; animation: m-in 9s var(--ease-out) infinite; animation-delay: calc(var(--i) * 1.1s);
}
.m--in { align-self: flex-end; background: var(--surface-2); border-bottom-right-radius: 4px; }
.m--out { align-self: flex-start; background: color-mix(in srgb, var(--accent) 18%, transparent); border-bottom-left-radius: 4px; }
.m--typing { display: inline-flex; gap: 4px; padding: 12px 14px; color: var(--accent); }
@keyframes m-in {
  0% { opacity: 0; transform: translateY(10px) scale(.96); }
  6%, 78% { opacity: 1; transform: none; }
  86%, 100% { opacity: 0; transform: translateY(-4px); }
}

/* viz: email */
.viz-mail { display: grid; gap: 10px; width: 100%; max-width: 360px; }
.viz-mail__row {
  display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 14px;
  background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid var(--line);
}
.viz-mail__row .av { width: 30px; height: 30px; border-radius: 50%; flex: none; background: var(--surface-2); }
.viz-mail__row > span:nth-child(2) { flex: 1; display: grid; gap: 6px; }
.viz-mail__row b, .viz-mail__row em { display: block; height: 7px; border-radius: 4px; background: var(--line-strong); }
.viz-mail__row b { width: 58%; }
.viz-mail__row em { width: 86%; background: var(--line); }
.chip { position: relative; display: grid; height: 24px; min-width: 70px; overflow: hidden; border-radius: 999px; font: 500 11px/24px var(--font-mono); text-align: center; }
.chip span { grid-area: 1 / 1; padding: 0 10px; animation: chip 7s var(--ease-in-out) infinite; animation-delay: calc(var(--i) * .9s); }
.chip span:first-child { background: var(--surface-2); color: var(--muted); }
.chip span:last-child { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); transform: translateY(100%); animation-name: chip-b; }
@keyframes chip { 0%, 20% { transform: none; } 28%, 85% { transform: translateY(-100%); } 93%, 100% { transform: none; } }
@keyframes chip-b { 0%, 20% { transform: translateY(100%); } 28%, 85% { transform: none; } 93%, 100% { transform: translateY(100%); } }

/* viz: whatsapp */
.viz-wa { display: flex; flex-direction: column; gap: 8px; width: 100%; max-width: 320px; padding: 6px; }
.b {
  max-width: 82%; padding: 9px 12px; border-radius: 14px; font-size: 13px; line-height: 1.4;
  display: inline-flex; align-items: flex-end; gap: 6px;
}
.b .ic { width: 14px; height: 14px; color: var(--accent-3); flex: none; }
.b--in { align-self: flex-start; background: var(--surface-2); border-top-left-radius: 4px; }
.b--out { align-self: flex-end; background: color-mix(in srgb, var(--accent) 22%, transparent); border-top-right-radius: 4px; }
.b--sm { padding: 7px 12px; }
.viz-wa .b { animation: float 6s var(--ease-in-out) infinite; }
.viz-wa .b:nth-child(2) { animation-delay: -2s; }
.viz-wa .b:nth-child(3) { animation-delay: -4s; }
@keyframes float { 50% { transform: translateY(-5px); } }

/* viz: website */
.viz-web { width: 100%; max-width: 300px; border-radius: 14px; overflow: hidden; background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid var(--line); }
.viz-web__bar { display: flex; gap: 5px; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.viz-web__bar i { width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.viz-web__page { position: relative; display: grid; gap: 8px; padding: 18px 16px 22px; }
.viz-web__page b { position: relative; overflow: hidden; height: 14px; width: 70%; border-radius: 6px; background: var(--line-strong); }
.viz-web__page b::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, transparent, var(--surface-2), transparent); transform: translateX(-100%); animation: shimmer 2.4s linear infinite; }
.viz-web__page em { height: 7px; width: 90%; border-radius: 4px; background: var(--line); }
.viz-web__page em.short { width: 60%; }
.viz-web__page .btnish { width: 74px; height: 22px; border-radius: 999px; background: var(--accent); margin-top: 6px; }
.viz-web__page .bubble { position: absolute; right: 12px; bottom: 12px; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent-2); color: var(--on-accent); animation: bob 2.6s var(--ease-in-out) infinite; }
.viz-web__page .bubble .ic { width: 16px; height: 16px; }
@keyframes shimmer { to { transform: translateX(100%); } }
@keyframes bob { 50% { transform: translateY(-5px) scale(1.06); } }

/* viz: video */
.viz-video { width: 100%; max-width: 300px; display: grid; gap: 10px; }
.viz-video__screen { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid var(--line); display: grid; place-items: center; }
.viz-video__screen .shape { width: 34%; aspect-ratio: 1; border-radius: 34%; background: var(--grad); animation: morph 4s var(--ease-in-out) infinite; }
@keyframes morph { 0%, 100% { transform: rotate(0) scale(.85); } 50% { transform: rotate(180deg) scale(1.05); } }
.viz-video__tracks { position: relative; display: grid; gap: 5px; padding: 8px; border-radius: 10px; background: color-mix(in srgb, var(--bg) 60%, transparent); border: 1px solid var(--line); }
.viz-video__tracks i { display: block; height: 8px; border-radius: 3px; margin-left: var(--l); width: var(--w); background: color-mix(in srgb, var(--accent) 50%, transparent); }
.viz-video__tracks i:nth-child(2) { background: color-mix(in srgb, var(--accent-2) 60%, transparent); }
.viz-video__tracks i:nth-child(3) { background: var(--line-strong); }
/* The playhead rides on a full-width track so it can move with a transform (no per-frame layout) */
.viz-video__tracks .head { position: absolute; top: 3px; bottom: 3px; left: 8px; right: 10px; animation: playhead 4s linear infinite; }
.viz-video__tracks .head::before { content: ""; position: absolute; top: 0; bottom: 0; left: 0; width: 2px; border-radius: 2px; background: var(--text); }
@keyframes playhead { to { transform: translateX(100%); } }

/* ==========================================================================
   WORK — case studies
   ========================================================================== */
.cases { display: grid; gap: clamp(64px, 9vw, 140px); }
.case { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: center; }
.case--flip .case__visual { order: 2; }
.case__visual {
  position: relative; display: grid; place-items: center; overflow: hidden;
  aspect-ratio: 5 / 4; border-radius: var(--r-xl); padding: clamp(20px, 4vw, 48px);
  background: color-mix(in srgb, var(--surface-solid) 70%, transparent);
  border: 1px solid var(--line);
}
.case__glow {
  position: absolute; inset: -20%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(40% 40% at 30% 30%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%),
    radial-gradient(35% 35% at 75% 80%, color-mix(in srgb, var(--accent-2) 16%, transparent), transparent 70%);
  transition: transform 1.2s var(--ease-out);
}
.case__visual:hover .case__glow { transform: scale(1.12) rotate(6deg); }
.case__visual > *:not(.case__glow) { position: relative; z-index: 1; }

.case__info { display: grid; gap: 18px; justify-items: start; }
.case__num { font: 600 clamp(56px, 6vw, 88px)/1 var(--font-display); letter-spacing: -.05em; color: transparent; -webkit-text-stroke: 1px var(--line-strong); }
.case__tags { display: flex; flex-wrap: wrap; gap: 8px; }
.case__info h3 { font: 600 clamp(28px, 2.4vw + 10px, 42px)/1.08 var(--font-display); letter-spacing: -.035em; }
.case__info p { color: var(--muted); font-size: 17px; max-width: 42ch; }

/* mock n8n flow (case 1) */
.mock-flow { width: 100%; height: auto; overflow: visible; }
.mock-flow text { font: 600 13px var(--font-body); fill: var(--text); }
.mock-flow .mf-sub-t { font: 400 10.5px var(--font-mono); fill: var(--muted); }
/* Dot grid as a static CSS background, so the animated SVG above it repaints less */
.case__visual--grid {
  background:
    radial-gradient(circle, var(--line-strong) 1px, transparent 1.5px) 0 0 / 20px 20px,
    color-mix(in srgb, var(--surface-solid) 70%, transparent);
}
.mf-wires use, .mf-wires path { fill: none; stroke: var(--line-strong); stroke-width: 2; }
.mf-wires .mf-sub { stroke-dasharray: 3 4; stroke-width: 1.5; }
.mf-flow use { fill: none; stroke: var(--accent); stroke-width: 2; stroke-dasharray: 6 10; animation: mf-dash 1.2s linear infinite; }
@keyframes mf-dash { to { stroke-dashoffset: -16; } }
.mf-dot { fill: var(--accent); filter: drop-shadow(0 0 6px var(--accent)); }
.mf-dot--b { fill: var(--accent-2); filter: drop-shadow(0 0 6px var(--accent-2)); }
.mf-node rect { fill: var(--surface-solid); stroke: var(--line-strong); stroke-width: 1.5; }
.mf-node--agent rect { stroke: color-mix(in srgb, var(--accent) 70%, transparent); stroke-width: 2; }
.mf-node--ok rect { stroke: color-mix(in srgb, var(--accent) 50%, transparent); }
.mf-node--warn rect { stroke: color-mix(in srgb, var(--accent-2) 60%, transparent); }
.mf-ic-bg { fill: color-mix(in srgb, var(--accent) 16%, transparent); }
.mf-ic { fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.mf-node--warn .mf-ic { stroke: var(--accent-2); }
.mf-edge { font: 500 11px var(--font-mono) !important; fill: var(--muted) !important; }
.mf-subnode circle { fill: var(--surface-solid); stroke: var(--line-strong); stroke-width: 1.5; }
.mf-subnode text { font: 400 10.5px var(--font-mono); fill: var(--muted); }

/* mock phone (case 2) */
.mock-phone {
  width: min(100%, 320px); border-radius: 34px; overflow: hidden;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow), inset 0 0 0 6px color-mix(in srgb, var(--surface-solid) 90%, transparent);
  padding: 6px;
}
.mock-phone__head { display: flex; align-items: center; gap: 10px; padding: 14px 14px 12px; border-radius: 28px 28px 0 0; background: var(--surface-2); }
.mock-phone__head .av { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: var(--on-accent); }
.mock-phone__head .av .ic { width: 16px; height: 16px; }
.mock-phone__head b { display: block; font-size: 14px; }
.mock-phone__head small { font-size: 11px; color: var(--muted); }
.mock-phone__body { display: flex; flex-direction: column; gap: 8px; padding: 14px 12px 18px; }
.mock-phone__divider { align-self: center; font: 500 10.5px/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--faint); padding: 6px 10px; border-radius: 999px; background: var(--surface); margin: 4px 0; }
.mock-phone__chip { align-self: flex-end; display: inline-flex; align-items: center; gap: 6px; font: 500 10.5px/1 var(--font-mono); color: var(--accent); }
.mock-phone__chip .ic { width: 12px; height: 12px; }

.work__note {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  margin-top: clamp(64px, 8vw, 110px); padding: 22px 22px 22px 28px; border-radius: var(--r-l);
  background: color-mix(in srgb, var(--surface-solid) 60%, transparent); border: 1px solid var(--line);
}
.work__note p { font-size: 17px; color: var(--text-2); max-width: 60ch; }

/* ==========================================================================
   PROCESS — horizontal on desktop
   ========================================================================== */
.process { position: relative; padding-block: var(--section-y); overflow: hidden; }
.process__head { display: grid; grid-template-columns: 1.4fr 1fr; align-items: end; gap: 40px; margin-bottom: clamp(40px, 5vw, 72px); }
.process__meta { position: relative; display: grid; gap: 18px; justify-items: start; color: var(--muted); font-size: 17px; }
.process__anchor { width: clamp(110px, 11vw, 160px); aspect-ratio: 1; }
.process__progress { width: 100%; max-width: 320px; height: 2px; border-radius: 2px; background: var(--line); overflow: hidden; }
.process__progress span { display: block; height: 100%; background: var(--grad); transform-origin: 0 50%; transform: scaleX(0); }
.process__viewport { overflow: visible; }
.process__track {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px;
  max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter);
}
@media (min-width: 821px) {
  .has-pin .process {
    height: 100vh; height: 100svh; min-height: 680px;
    display: flex; flex-direction: column; justify-content: center;
    padding-block: calc(var(--nav-h) + 12px) 40px;
  }
  .has-pin .process__track {
    display: flex; width: max-content; max-width: none; margin: 0;
    padding-inline: max(var(--gutter), calc((100vw - var(--maxw)) / 2 + var(--gutter)));
  }
  .has-pin .step { width: clamp(300px, 28vw, 420px); }
}
.step {
  position: relative; min-height: clamp(300px, 40vh, 400px);
  display: flex; flex-direction: column; justify-content: flex-end; gap: 14px;
  padding: 30px; border-radius: var(--r-xl);
  background: color-mix(in srgb, var(--surface-solid) 70%, transparent);
  border: 1px solid var(--line);
  overflow: hidden;
}
.step__num {
  position: absolute; top: 18px; right: 24px;
  font: 700 clamp(90px, 9vw, 140px)/1 var(--font-display); letter-spacing: -.06em;
  color: transparent; -webkit-text-stroke: 1px var(--line-strong);
  transition: -webkit-text-stroke-color .4s;
}
.step:hover .step__num { -webkit-text-stroke-color: color-mix(in srgb, var(--accent) 70%, transparent); }
.step__icon { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 15px; background: var(--accent); color: var(--on-accent); margin-bottom: auto; }
.step__icon .ic { width: 22px; height: 22px; }
.step h3 { font: 600 clamp(24px, 1.6vw + 10px, 32px)/1.1 var(--font-display); letter-spacing: -.03em; }
.step p { color: var(--muted); font-size: 16px; max-width: 30ch; }

/* ==========================================================================
   PRICING
   ========================================================================== */
.price-hero {
  position: relative;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(24px, 4vw, 64px);
  padding: clamp(28px, 4vw, 52px); border-radius: var(--r-xl); margin-bottom: 28px;
  background: color-mix(in srgb, var(--surface-solid) 55%, transparent);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  overflow: visible;
}
.pricing__anchor { position: absolute; right: 18%; top: -50%; width: clamp(160px, 16vw, 230px); aspect-ratio: 1; z-index: -1; }
.price-hero__amount { display: grid; gap: 8px; }
.price-hero__from { font: 500 12px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.price-hero__num { font: 650 clamp(52px, 6vw, 92px)/1 var(--font-display); letter-spacing: -.05em; display: inline-flex; align-items: baseline; gap: 10px; }
.price-hero__num small { font-size: .28em; letter-spacing: 0; font-weight: 600; color: var(--muted); }
.price-hero__num b { font-weight: 650; font-variant-numeric: tabular-nums; }
.price-hero__text { color: var(--text-2); font-size: 17px; max-width: 34ch; }

.price-list { border-top: 1px solid var(--line-strong); }
.price-row {
  position: relative;
  display: grid; grid-template-columns: 1.35fr 1fr 1.1fr; align-items: center; gap: 24px;
  padding: 24px 12px; border-bottom: 1px solid var(--line);
  transition: background-color .35s, padding .5s var(--ease-out);
}
.price-row:hover { background: var(--surface); padding-inline: 22px; }
.price-row__svc { display: flex; align-items: center; gap: 14px; font: 600 18px/1.3 var(--font-display); letter-spacing: -.015em; }
.price-row__icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 13px; flex: none; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); transition: background-color .35s, color .35s; }
.price-row:hover .price-row__icon { background: var(--accent); color: var(--on-accent); }
.price-row__amt { font: 600 19px/1.2 var(--font-display); letter-spacing: -.01em; color: var(--accent); font-variant-numeric: tabular-nums; white-space: nowrap; }
.price-row__amt small { font-size: 12px; color: var(--muted); font-weight: 500; letter-spacing: .04em; }
.price-row__dep { color: var(--muted); font-size: 15px; }
.price-note { margin-top: 22px; font-size: 14px; color: var(--faint); }

/* ==========================================================================
   ABOUT + WHY
   ========================================================================== */
.about__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 6vw, 110px); align-items: center; }
.about__visual { position: relative; aspect-ratio: 1 / 1; order: 2; }
.about__anchor { position: absolute; inset: 0; }
.id-card {
  position: absolute; right: 0; bottom: 4%; width: min(330px, 86%);
  display: grid; gap: 6px; padding: 22px; border-radius: 24px;
  background: color-mix(in srgb, var(--surface-solid) 70%, transparent);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}
.id-card__top { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.id-card__label { font: 500 11px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.id-card__name { font: 650 24px/1.1 var(--font-display); letter-spacing: -.03em; }
.id-card__role { color: var(--muted); font-size: 14px; }
.id-card__status { display: inline-flex; align-items: center; gap: 8px; margin: 10px 0 8px; font-size: 13px; color: var(--text-2); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { padding: 5px 10px; border-radius: 999px; font: 500 11.5px/1.2 var(--font-mono); color: var(--text-2); background: var(--surface-2); border: 1px solid var(--line); }

.about__copy .sec-title { margin-bottom: 28px; font-size: clamp(2.2rem, 1rem + 3.4vw, 4.4rem); }
.about__copy > p { color: var(--muted); font-size: 17px; max-width: 54ch; margin-bottom: 16px; }
.bg-list { margin-top: 30px; display: grid; border-top: 1px solid var(--line); }
.bg-list li { display: flex; align-items: center; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.bg-list li > span:nth-child(2) { flex: 1; display: grid; gap: 2px; }
.bg-list b { font-weight: 600; font-size: 16px; }
.bg-list small { color: var(--muted); font-size: 14px; }
.bg-list__icon { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--surface-2); color: var(--accent); flex: none; }

.why { margin-top: clamp(80px, 10vw, 150px); }
.why__title { font: 600 clamp(28px, 2vw + 14px, 40px)/1.1 var(--font-display); letter-spacing: -.035em; margin-bottom: 34px; }
.why__grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.why__item {
  grid-column: span 2;
  display: grid; gap: 10px; align-content: start;
  padding: 28px; border-radius: var(--r-l);
  background: color-mix(in srgb, var(--surface-solid) 66%, transparent);
  border: 1px solid var(--line);
}
.why__item:nth-child(4), .why__item:nth-child(5) { grid-column: span 3; }
.why__icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); margin-bottom: 10px; }
.why__item b { font: 600 20px/1.2 var(--font-display); letter-spacing: -.02em; }
.why__item p { color: var(--muted); font-size: 15px; }

/* ==========================================================================
   CTA / CONTACT
   ========================================================================== */
.cta { text-align: center; padding-bottom: clamp(80px, 10vw, 150px); }
.cta__inner { display: grid; justify-items: center; }
.cta__anchor { width: min(320px, 64vw); aspect-ratio: 1; margin-bottom: -18px; }
.cta__title {
  font: 650 clamp(3.4rem, 1rem + 9vw, 10.5rem)/.92 var(--font-display);
  letter-spacing: -.055em; font-variation-settings: "opsz" 96;
}
.cta__lead { margin-top: 26px; color: var(--muted); font-size: clamp(17px, .8vw + 12px, 21px); max-width: 44ch; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 40px; }

.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; width: 100%; max-width: 1080px; margin-top: clamp(56px, 7vw, 96px); text-align: left; }
.contact-card {
  display: flex; align-items: center; gap: 14px; height: 100%;
  padding: 18px; border-radius: var(--r-l);
  background: color-mix(in srgb, var(--surface-solid) 66%, transparent);
  border: 1px solid var(--line);
  transition: transform .5s var(--ease-out), border-color .3s;
}
a.contact-card:hover { transform: translateY(-3px); }
.contact-card__icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 14px; flex: none; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); }
.contact-card > span:nth-child(2), .contact-card__link { flex: 1; display: grid; gap: 3px; min-width: 0; }
.contact-card small { font: 500 11px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.contact-card b { font-weight: 600; font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.contact-card__arrow { width: 16px; height: 16px; color: var(--muted); transition: transform .4s var(--ease-out), color .3s; }
a.contact-card:hover .contact-card__arrow { transform: translate(2px, -2px); color: var(--accent); }
.contact-card__copy { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; flex: none; color: var(--muted); border: 1px solid var(--line); transition: color .3s, border-color .3s, background-color .3s; }
.contact-card__copy:hover { color: var(--accent); border-color: var(--accent); background: var(--surface); }
.contact-card__copy .ic { width: 16px; height: 16px; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer { padding-top: clamp(64px, 8vw, 110px); border-top: 1px solid var(--line); overflow: hidden; background: color-mix(in srgb, var(--bg) 70%, transparent); }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr 1.2fr; gap: 40px; }
.footer__brand p { margin-top: 18px; color: var(--muted); font-size: 15px; max-width: 34ch; }
.footer__col { display: grid; gap: 10px; align-content: start; }
.footer__head { font: 500 11px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--faint); margin-bottom: 8px; }
.footer__col a { color: var(--text-2); font-size: 15px; width: fit-content; transition: color .3s; }
.footer__col a:hover { color: var(--accent); }
.footer__themes { display: grid; gap: 6px; }
.footer__themes button { display: inline-flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text-2); width: fit-content; padding: 3px 10px 3px 3px; border-radius: 999px; border: 1px solid transparent; transition: border-color .3s, color .3s; }
.footer__themes button .sw { width: 22px; height: 22px; }
.footer__themes button:hover { color: var(--text); }
.footer__themes button[aria-checked="true"] { border-color: var(--line-strong); color: var(--text); }

.footer__mark {
  margin-top: clamp(48px, 7vw, 90px);
  text-align: center; white-space: nowrap; user-select: none;
  font: 800 clamp(64px, 17.5vw, 300px)/.78 var(--font-display); letter-spacing: -.065em;
  font-variation-settings: "opsz" 96;
}
.footer__mark span {
  display: inline-block;
  background: linear-gradient(180deg, var(--text) 0%, color-mix(in srgb, var(--text) 30%, transparent) 65%, transparent 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-bottom: .02em;
}
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding-block: 26px 30px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.footer__top-link { display: inline-flex; align-items: center; gap: 8px; color: var(--text-2); transition: color .3s; }
.footer__top-link:hover { color: var(--accent); }
.footer__top-link .ic { width: 15px; height: 15px; }

/* ==========================================================================
   Fallback orb when WebGL is unavailable
   ========================================================================== */
.no-webgl .core-anchor::before {
  content: ""; position: absolute; inset: 22%; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--accent-3), var(--accent) 45%, var(--accent-2) 100%);
  box-shadow: 0 30px 80px -20px var(--glow);
  filter: saturate(1.1);
}
.no-webgl .sec-head__side .core-anchor, .no-webgl .process__anchor, .no-webgl .cta__anchor { position: relative; }

/* ==========================================================================
   Touch screens & small viewports: spend the GPU on the 3D scene.
   Frosted glass (backdrop-filter) has to re-blur the moving 3D layer every frame,
   and the full-screen grain blend touches every pixel — both are dropped here.
   ========================================================================== */
@media (max-width: 900px), (pointer: coarse) {
  .grain { display: none; }
  .nav__links, .theme__toggle, .theme__menu, .burger, .status-pill, .btn--ghost,
  .chat-demo, .flow__node, .price-hero, .id-card, .problem__tag {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
  .chat-demo, .id-card, .price-hero, .theme__menu { background: color-mix(in srgb, var(--surface-solid) 95%, transparent); }
  .flow__node, .status-pill, .theme__toggle, .burger, .problem__tag { background: color-mix(in srgb, var(--surface-solid) 92%, transparent); }
  .btn--ghost { background: color-mix(in srgb, var(--bg) 85%, transparent); }
}

/* View-transition circle reveal for theme changes */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-old(root) { z-index: 1; }
::view-transition-new(root) { z-index: 2; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1180px) {
  .nav__links a { padding: 9px 12px; }
  .theme__current { display: none; }
  .theme__toggle { padding: 0 10px 0 8px; }
}

@media (max-width: 1024px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .svc, .svc--mail { grid-column: span 1; }
  .svc--chat { grid-column: span 2; }
  .why__grid { grid-template-columns: repeat(2, 1fr); }
  .why__item, .why__item:nth-child(4) { grid-column: span 1; }
  .why__item:nth-child(5) { grid-column: span 2; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .price-hero { grid-template-columns: 1fr auto; }
  .price-hero__text { grid-column: 1 / -1; grid-row: 2; }
}

@media (max-width: 900px) {
  :root { --nav-h: 68px; }
  .nav__links, .nav__cta { display: none; }
  .burger { display: block; }
  .theme__menu { right: -56px; }

  .hero__grid { grid-template-columns: 1fr; gap: 12px; }
  .hero__title { max-width: 14ch; }
  .hero__visual {
    justify-self: center; max-width: 520px; margin-top: 4px; aspect-ratio: auto;
    display: flex; flex-direction: column; align-items: center;
  }
  .hero__anchor { position: relative; inset: auto; width: min(78vw, 400px); margin: 0 auto -16%; }
  .chat-demo { position: relative; left: auto; bottom: auto; width: min(370px, 100%); }
  .chat-demo__caption { position: static; margin-top: 14px; text-align: center; }
  .hero__foot { margin-top: 40px; }

  .sec-head--split, .process__head { grid-template-columns: 1fr; gap: 26px; }
  .problem__grid { grid-template-columns: 1fr; }
  .problem__visual { max-width: 420px; width: 100%; justify-self: center; order: 0; }

  .case, .case--flip { grid-template-columns: 1fr; }
  .case--flip .case__visual { order: 0; }

  .about__grid { grid-template-columns: 1fr; }
  .about__visual { max-width: 480px; width: 100%; justify-self: center; order: 0; }

  .price-row { grid-template-columns: 1fr auto; gap: 8px 16px; }
  .price-row__dep { grid-column: 1 / -1; padding-left: 56px; }
  .contact-grid { grid-template-columns: 1fr; max-width: 520px; }
}

@media (max-width: 820px) {
  .flow { grid-template-columns: 1fr; gap: 56px; }
  .flow__col { grid-template-columns: repeat(3, 1fr); gap: 10px; justify-items: stretch; }
  .flow__col--out { grid-template-columns: repeat(2, 1fr); }
  .flow__label { grid-column: 1 / -1; text-align: center; }
  .flow__node { min-width: 0; flex-direction: column; text-align: center; padding: 14px 10px; gap: 8px; }
  .flow__node--out { min-width: 0; }
  .flow__node b { font-size: 14px; }
  .flow__node small { font-size: 12px; }
  .flow__hub { width: min(240px, 64vw); justify-self: center; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat { padding-bottom: 30px; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--line); }

  .process__track { grid-template-columns: 1fr; }
  .step { min-height: 250px; }
}

@media (max-width: 640px) {
  .bento { grid-template-columns: 1fr; }
  .svc, .svc--chat, .svc--mail { grid-column: auto; min-height: 380px; }
  .problem__cards { grid-template-columns: 1fr; }
  .pcard { min-height: 0; }
  .why__grid { grid-template-columns: 1fr; }
  .why__item, .why__item:nth-child(4), .why__item:nth-child(5) { grid-column: auto; }
  .footer__top { grid-template-columns: 1fr; gap: 32px; }
  .price-hero { grid-template-columns: 1fr; }
  .price-hero .btn { justify-self: start; }
  .pricing__anchor { right: 0; top: -38%; }
  .hero__ctas .btn { flex: 1 1 auto; }
  .hero__meta { display: none; }
  .work__note { padding: 22px; }
  .flow__col--in .flow__node b { font-size: 13px; }
  .cta__actions .btn { width: 100%; }
}

@media (max-width: 400px) {
  .brand__name { display: none; }
  .chat-demo__tabs { display: none; }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .m { opacity: 1; }
  .grain { animation: none; }
  .flow__wire { stroke-dashoffset: 0; }
  .flow__pulse, .flow__dot { opacity: 1; }
}