/* ==========================================================================
   House Lab — houselab.ge
   One stylesheet, no build step. Logical properties throughout so the Arabic
   (RTL) layout mirrors without a second sheet.
   ========================================================================== */

/* ---------- Fonts (self-hosted; the CSP forbids third-party origins) ---------- */
@font-face{font-family:'__instrumentserif';font-style:normal;font-weight:400;font-display:swap;src:url(fonts/instrumentserif-normal-400.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'__instrumentserif';font-style:italic;font-weight:400;font-display:swap;src:url(fonts/instrumentserif-italic-400.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'__inter';font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/inter-normal-400-700.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'__notogeorgian';font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/notogeorgian-normal-400-700.woff2) format('woff2');unicode-range:U+0589,U+10A0-10FF,U+1C90-1CBA,U+1CBD-1CBF,U+205A,U+2D00-2D2F,U+2E31}
@font-face{font-family:'__notokufi';font-style:normal;font-weight:400 700;font-display:swap;src:url(fonts/notokufi-normal-400-700.woff2) format('woff2');unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC}

/* ---------- Tokens ---------- */
:root {
  --ink: #0c0e0c;
  --ink-2: #131613;
  --ink-3: #1c201c;
  --paper: #f4f1ea;
  --paper-2: #ece8de;
  --paper-3: #e1dccf;
  --accent: #f2c14e;
  --accent-2: #ffd97a;
  --green: #3ec98a;
  --fg: var(--ink);
  --bg: var(--paper);
  --muted: #6b6e66;
  --line: rgba(12, 14, 12, 0.14);
  --line-strong: rgba(12, 14, 12, 0.32);

  --f-display: '__instrumentserif', '__notogeorgian', '__notokufi', 'Iowan Old Style', Georgia, serif;
  --f-body: '__inter', '__notogeorgian', '__notokufi', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --gutter: clamp(20px, 5vw, 72px);
  --max: 1360px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
  --radius: 18px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: 'ss01', 'cv11';
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, h4, p, ul, ol, dl, dd, fieldset, legend { margin: 0; padding: 0; }
ul, ol { list-style: none; }
fieldset { border: 0; min-width: 0; }
::selection { background: var(--accent); color: var(--ink); }

/* Georgian has no case; forcing uppercase would produce Mtavruli, which most
   readers find odd. Arabic must never be letter-spaced — it breaks the joins. */
:lang(ka) { text-transform: none !important; }
:lang(ar), :lang(ar) * { letter-spacing: 0 !important; }
:lang(ar) { line-height: 1.75; }
[dir='rtl'] .btn svg, [dir='rtl'] .briefs__nav svg { transform: scaleX(-1); }

/* ---------- Type ---------- */
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-block-end: 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before { content: ''; inline-size: 28px; block-size: 1px; background: currentColor; opacity: 0.7; }
.section--paper .eyebrow, .how .eyebrow, .briefs .eyebrow { color: #8a6a12; }

.h2 {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 5.2vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
.h2 em, .hero__title em, .foot__title em { font-style: italic; color: var(--accent); }
.section--paper .h2 em, .how .h2 em, .briefs .h2 em { color: #b0821a; }
:lang(ka) .h2, :lang(ka) .hero__title, :lang(ka) .foot__title { font-weight: 500; letter-spacing: -0.01em; font-size: clamp(2rem, 4.6vw, 4rem); }
:lang(ar) .h2, :lang(ar) .hero__title, :lang(ar) .foot__title { font-weight: 600; line-height: 1.25; font-size: clamp(2rem, 4.4vw, 3.8rem); }
:lang(ar) em, :lang(ka) em { font-style: normal; }

.muted { color: var(--muted); font-size: 1.05rem; max-inline-size: 52ch; text-wrap: pretty; }
.section--dark .muted, .hero .muted, .foot .muted { color: #a5a89f; }

/* ---------- Layout ---------- */
.section { position: relative; padding: clamp(88px, 11vw, 160px) var(--gutter); }
.section > * { max-inline-size: var(--max); margin-inline: auto; }
.section--dark { background: var(--ink); color: var(--paper); --muted: #a5a89f; --line: rgba(244, 241, 234, 0.14); --line-strong: rgba(244, 241, 234, 0.32); }
.section--paper { background: var(--paper-2); color: var(--ink); --muted: #6b6e66; --line: rgba(12, 14, 12, 0.14); --line-strong: rgba(12, 14, 12, 0.32); }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--paper);
  --btn-fg: var(--ink);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  white-space: nowrap;
  isolation: isolate;
  overflow: hidden;
  transition: transform 0.5s var(--ease), box-shadow 0.4s var(--ease), color 0.3s;
  will-change: transform;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-2);
  border-radius: inherit;
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 0.45s var(--ease);
  z-index: -1;
}
[dir='rtl'] .btn::before { transform-origin: 100% 50%; }
.btn:hover::before, .btn:focus-visible::before { transform: scaleX(1); }
.btn:hover { box-shadow: 0 12px 30px -12px rgba(242, 193, 78, 0.6); }
.btn svg { inline-size: 18px; block-size: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform 0.4s var(--ease); }
.btn:hover svg:not(.wa) { transform: translateX(4px); }
[dir='rtl'] .btn:hover svg:not(.wa) { transform: scaleX(-1) translateX(4px); }
.btn--accent { --btn-bg: var(--accent); --btn-fg: var(--ink); }
.btn--ghost { --btn-bg: transparent; --btn-fg: var(--paper); box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn--ghost:hover { --btn-fg: var(--ink); }
.btn--large { padding: 18px 28px; font-size: 1rem; }
.btn--small { padding: 11px 16px; font-size: 0.85rem; }
.btn--block { inline-size: 100%; justify-content: center; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---------- Loader ---------- */
.loader {
  position: fixed; inset: 0; z-index: 100;
  background: var(--ink); color: var(--paper);
  display: grid; place-content: center; gap: 22px;
  transition: opacity 0.6s var(--ease-io), visibility 0.6s;
}
.loader.is-done { opacity: 0; visibility: hidden; }
.loader__mark { display: flex; gap: 0.25em; font-size: clamp(2.4rem, 7vw, 5rem); letter-spacing: 0.02em; font-weight: 600; line-height: 1; overflow: hidden; }
.loader__word { display: inline-block; transform: translateY(110%); animation: rise 0.9s var(--ease) 0.1s forwards; }
.loader__word--serif { font-family: var(--f-display); font-style: italic; font-weight: 400; color: var(--accent); animation-delay: 0.22s; }
.loader__rule { block-size: 1px; background: rgba(244, 241, 234, 0.2); overflow: hidden; }
.loader__rule i { display: block; block-size: 100%; background: var(--accent); transform-origin: 0 50%; animation: draw 1.1s var(--ease-io) 0.3s forwards; transform: scaleX(0); }
.loader__meta { display: flex; justify-content: space-between; font-size: 11px; letter-spacing: 0.14em; color: #8a8d85; font-variant-numeric: tabular-nums; }
@keyframes rise { to { transform: none; } }
@keyframes draw { to { transform: scaleX(1); } }

/* ---------- Cursor ---------- */
.cursor { display: none; }
@media (pointer: fine) {
  .cursor {
    display: block; position: fixed; inset-inline-start: 0; inset-block-start: 0; z-index: 99;
    inline-size: 12px; block-size: 12px; border-radius: 50%;
    background: var(--accent);
    pointer-events: none;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 1px rgba(12, 14, 12, 0.35);
    transition: width 0.3s var(--ease), height 0.3s var(--ease), background 0.3s, opacity 0.3s, border 0.3s;
  }
  .cursor.is-link { inline-size: 40px; block-size: 40px; background: transparent; border: 1.5px solid var(--accent); box-shadow: none; }
  .cursor.is-hidden { opacity: 0; }
  .cursor__label { position: absolute; inset: 50% auto auto 50%; transform: translate(-50%, -50%); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink); opacity: 0; white-space: nowrap; }
  .cursor.is-label { inline-size: 76px; block-size: 76px; background: var(--accent); border: 0; }
  .cursor.is-label .cursor__label { opacity: 1; }
}

/* ---------- Progress ---------- */
.progress { position: fixed; inset-block-start: 0; inset-inline: 0; block-size: 2px; z-index: 60; pointer-events: none; }
.progress i { display: block; block-size: 100%; background: var(--accent); transform: scaleX(0); transform-origin: 0 50%; }
[dir='rtl'] .progress i { transform-origin: 100% 50%; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset-block-start: 0; inset-inline: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 18px var(--gutter);
  transition: transform 0.5s var(--ease), background 0.4s, backdrop-filter 0.4s, padding 0.4s;
}
.nav.is-scrolled { background: rgba(12, 14, 12, 0.72); backdrop-filter: blur(14px) saturate(140%); -webkit-backdrop-filter: blur(14px) saturate(140%); padding-block: 12px; border-block-end: 1px solid rgba(244, 241, 234, 0.08); }
.nav.is-hidden { transform: translateY(-110%); }
.nav__brand { display: flex; align-items: center; gap: 10px; color: var(--paper); }
.nav__logo { inline-size: 32px; block-size: 32px; }
.nav__name { font-weight: 600; letter-spacing: 0.02em; }
.nav__name em { font-family: var(--f-display); font-style: italic; font-weight: 400; color: var(--accent); font-size: 1.15em; }
.nav__links { display: flex; gap: 4px; }
.nav__links a { position: relative; padding: 8px 12px; font-size: 0.9rem; color: #c9cbc3; border-radius: 999px; transition: color 0.3s, background 0.3s; }
.nav__links a:hover, .nav__links a.is-active { color: var(--paper); background: rgba(244, 241, 234, 0.08); }
.nav__right { display: flex; align-items: center; gap: 14px; }

.lang { position: relative; display: flex; padding: 3px; border-radius: 999px; background: rgba(244, 241, 234, 0.08); box-shadow: inset 0 0 0 1px rgba(244, 241, 234, 0.1); }
.lang__btn { position: relative; z-index: 1; padding: 6px 11px; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; color: #b8bab2; border-radius: 999px; transition: color 0.3s; }
.lang__btn.is-active { color: var(--ink); }
.lang__pill { position: absolute; inset-block: 3px; inset-inline-start: 3px; inline-size: 40px; background: var(--accent); border-radius: 999px; transition: transform 0.45s var(--ease), width 0.45s var(--ease); }

.nav__burger { display: none; inline-size: 42px; block-size: 42px; border-radius: 50%; background: rgba(244, 241, 234, 0.08); place-content: center; gap: 5px; }
.nav__burger i { display: block; inline-size: 18px; block-size: 2px; background: var(--paper); transition: transform 0.4s var(--ease); }
.nav__burger[aria-expanded='true'] i:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav__burger[aria-expanded='true'] i:last-child { transform: translateY(-3.5px) rotate(-45deg); }

.mobile { position: fixed; inset: 0; z-index: 45; background: var(--ink); padding: 110px var(--gutter) 40px; display: flex; flex-direction: column; gap: 6px; }
.mobile[hidden] { display: none; }
.mobile a { font-family: var(--f-display); font-size: 2.6rem; line-height: 1.15; padding: 6px 0; border-block-end: 1px solid rgba(244, 241, 234, 0.1); }
.mobile__langs { margin-block-start: auto; display: flex; gap: 8px; }
.mobile__langs .lang__btn { padding: 12px 16px; background: rgba(244, 241, 234, 0.08); color: var(--paper); }
.mobile__langs .lang__btn.is-active { background: var(--accent); color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-block-size: 100svh; display: grid; align-items: center;
  padding: 140px var(--gutter) 80px; overflow: hidden;
  background: radial-gradient(120% 80% at 70% 10%, #1a1e1a 0%, var(--ink) 55%);
}
.hero__canvas { position: absolute; inset: 0; inline-size: 100%; block-size: 100%; opacity: 0.9; }
.hero__grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(244, 241, 234, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(244, 241, 234, 0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(70% 70% at 50% 40%, #000 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 70% at 50% 40%, #000 20%, transparent 100%);
}
.hero__inner { position: relative; z-index: 1; max-inline-size: var(--max); margin-inline: auto; inline-size: 100%; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px; align-items: center; }
.hero__title { font-family: var(--f-display); font-weight: 400; font-size: clamp(3rem, 7.4vw, 7.2rem); line-height: 0.98; letter-spacing: -0.025em; margin-block-end: 28px; text-wrap: balance; }
.hero__title .w { display: inline-block; overflow: hidden; vertical-align: top; padding-block-end: 0.08em; margin-block-end: -0.08em; }
.hero__title .wi { display: inline-block; transform: translateY(110%); transition: transform 1s var(--ease); }
.hero.is-ready .hero__title .wi { transform: none; }
.hero__lede { font-size: clamp(1.05rem, 1.4vw, 1.25rem); color: #b8bab2; max-inline-size: 48ch; margin-block-end: 36px; text-wrap: pretty; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-block-end: 48px; }
.hero__proof { display: flex; gap: clamp(20px, 4vw, 48px); padding-block-start: 28px; border-block-start: 1px solid rgba(244, 241, 234, 0.12); }
.hero__proof li { display: grid; gap: 2px; }
.hero__proof b { font-family: var(--f-display); font-weight: 400; font-size: clamp(1.8rem, 3vw, 2.6rem); line-height: 1; font-variant-numeric: tabular-nums; }
.hero__proof span { font-size: 0.82rem; color: #8f928a; letter-spacing: 0.02em; }

.hero__visual { position: relative; block-size: 560px; perspective: 1200px; }
.card3d {
  position: absolute; inline-size: min(320px, 78%); padding: 16px;
  background: linear-gradient(160deg, rgba(28, 32, 28, 0.9), rgba(16, 18, 16, 0.92));
  border: 1px solid rgba(244, 241, 234, 0.12);
  border-radius: 16px;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(244, 241, 234, 0.08);
  backdrop-filter: blur(8px);
  transform-style: preserve-3d;
  transition: transform 0.9s var(--ease), opacity 1s var(--ease);
  opacity: 0;
}
.hero.is-ready .card3d { opacity: 1; }
.card3d--a { inset-inline-end: 0; inset-block-start: 0; --rot: -3deg; }
.card3d--b { inset-inline-start: 0; inset-block-start: 27%; --rot: 3deg; }
.card3d--c { inset-inline-end: 16%; inset-block-end: 0; --rot: -2deg; }
.card3d header, .card3d footer { display: flex; justify-content: space-between; align-items: center; font-size: 0.78rem; color: #b8bab2; }
.card3d header b { font-family: var(--f-display); font-size: 1.35rem; font-weight: 400; color: var(--paper); }
.card3d footer { margin-block-start: 12px; font-size: 0.72rem; color: #8f928a; }
.card3d__plan { margin-block: 14px; aspect-ratio: 4 / 3; border-radius: 10px; background: rgba(244, 241, 234, 0.03); border: 1px solid rgba(244, 241, 234, 0.08); overflow: hidden; }
.dot { inline-size: 8px; block-size: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px rgba(62, 201, 138, 0.2); animation: pulse 2.4s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(62, 201, 138, 0); } }

.hero__scroll { position: absolute; inset-block-end: 28px; inset-inline-start: var(--gutter); display: flex; align-items: center; gap: 12px; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: #8f928a; z-index: 1; }
.hero__scroll i { display: block; inline-size: 48px; block-size: 1px; background: rgba(244, 241, 234, 0.3); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ''; position: absolute; inset: 0; background: var(--accent); animation: slide 2s var(--ease-io) infinite; }
@keyframes slide { 0% { transform: translateX(-100%); } 60%, 100% { transform: translateX(100%); } }

/* Floor plan SVG (generated in app.js) */
.plan { inline-size: 100%; block-size: 100%; }
.plan .wall { fill: none; stroke: var(--paper); stroke-width: 2.2; stroke-linejoin: round; }
.plan .thin { fill: none; stroke: var(--paper); stroke-width: 0.9; opacity: 0.6; }
.plan .dim { fill: none; stroke: var(--accent); stroke-width: 0.8; opacity: 0.8; }
.plan .grid { stroke: var(--paper); stroke-width: 0.5; opacity: 0.07; }
.plan .door { fill: none; stroke: var(--accent); stroke-width: 1; }
.plan text { font-family: var(--f-body); font-size: 5px; fill: var(--paper); letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.75; }
.plan .m2 { fill: var(--accent); opacity: 1; }
.plan .stroke-anim { stroke-dasharray: 600; stroke-dashoffset: 600; animation: plan 2.2s var(--ease-io) forwards; }
@keyframes plan { to { stroke-dashoffset: 0; } }
.briefs .plan .wall, .briefs .plan .thin, .briefs .plan text, .briefs .plan .grid { stroke: var(--ink); fill: none; }
.briefs .plan text { fill: var(--ink); stroke: none; }
.briefs .plan .m2 { fill: #8a6a12; }
.briefs .plan .dim, .briefs .plan .door { stroke: #b0821a; }

/* ---------- Ticker ---------- */
.ticker { overflow: hidden; border-block: 1px solid rgba(244, 241, 234, 0.1); padding-block: 18px; background: var(--ink); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.ticker__track { display: flex; gap: 48px; inline-size: max-content; animation: ticker 40s linear infinite; }
.ticker__track span { font-family: var(--f-display); font-size: 1.35rem; color: #8f928a; white-space: nowrap; display: flex; align-items: center; gap: 48px; }
.ticker__track span::after { content: ''; inline-size: 6px; block-size: 6px; border-radius: 50%; background: var(--accent); opacity: 0.6; }
@keyframes ticker { to { transform: translateX(-50%); } }
[dir='rtl'] .ticker__track { animation-direction: reverse; }
.ticker:hover .ticker__track { animation-play-state: paused; }

/* ---------- How ---------- */
.how { background: var(--paper); color: var(--ink); --muted: #6b6e66; }
.how > * { max-inline-size: none; }
.how::before { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(rgba(12, 14, 12, 0.14) 1px, transparent 1px); background-size: 28px 28px; mask-image: linear-gradient(180deg, transparent, #000 20%, #000 80%, transparent); -webkit-mask-image: linear-gradient(180deg, transparent, #000 20%, #000 80%, transparent); opacity: 0.5; }
.how { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 120px); max-inline-size: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; }
.how__sticky { position: sticky; inset-block-start: 120px; align-self: start; }
.how__meter { display: flex; align-items: center; gap: 16px; margin-block-start: 40px; font-size: 12px; letter-spacing: 0.12em; color: var(--muted); font-variant-numeric: tabular-nums; }
.how__meterNum { color: var(--ink); font-family: var(--f-display); font-size: 1.6rem; }
.how__meterBar { flex: 1; block-size: 1px; background: var(--line); position: relative; }
.how__meterBar i { position: absolute; inset: 0; background: var(--ink); transform: scaleX(0.25); transform-origin: 0 50%; transition: transform 0.6s var(--ease); }
[dir='rtl'] .how__meterBar i { transform-origin: 100% 50%; }
.how__steps { display: grid; gap: 18px; }
.step {
  position: relative; display: grid; grid-template-columns: 72px 1fr; grid-template-rows: auto auto; column-gap: 28px; row-gap: 8px;
  padding: 36px 34px; border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.55); border: 1px solid var(--line);
  transition: background 0.6s var(--ease), border-color 0.6s, transform 0.6s var(--ease), box-shadow 0.6s var(--ease);
}
.step.is-active { background: #fff; border-color: rgba(12, 14, 12, 0.28); box-shadow: 0 30px 60px -40px rgba(12, 14, 12, 0.5); transform: translateX(8px); }
[dir='rtl'] .step.is-active { transform: translateX(-8px); }
.step__icon { grid-row: 1 / span 2; inline-size: 72px; block-size: 72px; border-radius: 16px; background: var(--ink); display: grid; place-content: center; }
.step__icon svg { inline-size: 40px; block-size: 40px; fill: none; stroke: var(--paper); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.step__icon .ac { stroke: var(--accent); stroke-dasharray: 80; stroke-dashoffset: 80; transition: stroke-dashoffset 1s var(--ease) 0.2s; }
.step.is-active .step__icon .ac { stroke-dashoffset: 0; }
.step__num { position: absolute; inset-block-start: 20px; inset-inline-end: 24px; font-family: var(--f-display); font-size: 1.1rem; color: var(--muted); }
.step h3 { font-size: 1.35rem; font-weight: 600; letter-spacing: -0.01em; }
.step p { color: var(--muted); max-inline-size: 46ch; }

/* ---------- Map ---------- */
.map__head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); column-gap: 40px; align-items: end; margin-block-end: 56px; }
.map__head .eyebrow, .map__head .h2 { grid-column: 1; }
.map__head .muted { grid-column: 2; grid-row: 1 / 3; align-self: end; justify-self: end; }
.map__body { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 32px; align-items: stretch; }
.metro { position: relative; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(160deg, #141814, #0f120f); padding: 24px; overflow: hidden; min-block-size: 480px; }
.metro::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(244, 241, 234, 0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(244, 241, 234, 0.04) 1px, transparent 1px); background-size: 40px 40px; pointer-events: none; }
.metro svg { inline-size: 100%; block-size: auto; position: relative; overflow: visible; }
.metro .line { fill: none; stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.metro .line--1 { stroke: #d7554c; }
.metro .line--2 { stroke: var(--green); }
.metro .line-glow { fill: none; stroke-width: 18; stroke-linecap: round; opacity: 0.12; filter: blur(4px); }
.metro .river { fill: none; stroke: #2b4a5c; stroke-width: 22; stroke-linecap: round; opacity: 0.5; }
.metro .st { cursor: pointer; }
.metro .st circle { fill: var(--ink); stroke: var(--paper); stroke-width: 2.5; transition: r 0.3s var(--ease), fill 0.3s, stroke 0.3s; }
.metro .st text { font-family: var(--f-body); font-size: 10.5px; fill: #b8bab2; transition: fill 0.3s, font-weight 0.3s; pointer-events: none; }
.metro .st:hover circle, .metro .st.is-active circle { fill: var(--accent); stroke: var(--accent); }
.metro .st:hover text, .metro .st.is-active text { fill: var(--paper); font-weight: 600; }
.metro .st.is-active circle { r: 9; }
.metro .st--x circle { r: 8; fill: var(--paper); }
.metro .uni { fill: none; stroke: var(--accent); stroke-width: 1.3; opacity: 0.85; pointer-events: none; }
.metro .uni-label { font-family: var(--f-body); font-size: 8.5px; fill: var(--accent); letter-spacing: 0.06em; pointer-events: none; opacity: 0.9; }
.metro .halo { fill: var(--accent); opacity: 0; transform-box: fill-box; transform-origin: center; }
.metro .st.is-active .halo { animation: halo 1.8s var(--ease-io) infinite; }
@keyframes halo { 0% { opacity: 0.55; transform: scale(0.4); } 100% { opacity: 0; transform: scale(2.6); } }
.metro__legend { position: absolute; inset-block-end: 18px; inset-inline-start: 22px; display: flex; gap: 18px; font-size: 11px; color: #8f928a; letter-spacing: 0.06em; }
.metro__legend span { display: flex; align-items: center; gap: 8px; }
.metro__legend i { inline-size: 18px; block-size: 4px; border-radius: 2px; }

.panel { display: flex; flex-direction: column; border-radius: var(--radius); border: 1px solid var(--line); background: var(--paper); color: var(--ink); --muted: #6b6e66; overflow: hidden; }
.panel__inner { padding: 32px; display: grid; gap: 14px; align-content: start; flex: 1; }
.panel__line { inline-size: fit-content; padding: 4px 10px; border-radius: 999px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: #fff; background: #d7554c; }
.panel__line.l2 { background: #1f8a5a; }
.panel__title { font-family: var(--f-display); font-weight: 400; font-size: clamp(2rem, 3.2vw, 3rem); line-height: 1; letter-spacing: -0.02em; }
.panel__area { font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; color: #8a6a12; margin-block-start: -6px; }
.panel__desc { color: var(--muted); text-wrap: pretty; }
.panel__facts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-block-start: 8px; }
.panel__facts div { padding: 14px 16px; border-radius: 12px; background: rgba(12, 14, 12, 0.05); }
.panel__facts dt { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.panel__facts dd { font-family: var(--f-display); font-size: 1.6rem; line-height: 1.1; margin-block-start: 4px; font-variant-numeric: tabular-nums; }
.panel__unis dt { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-block-end: 8px; }
.panel__unis ul { display: flex; flex-wrap: wrap; gap: 6px; }
.panel__unis li { font-size: 0.8rem; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line-strong); }
.panel__unis li:empty { display: none; }
.panel .btn { justify-self: start; margin-block-start: 6px; }
.panel__foot { display: block; padding: 14px 32px; font-size: 0.72rem; color: var(--muted); border-block-start: 1px solid var(--line); background: var(--paper-2); }
.panel.is-swap .panel__inner { animation: swap 0.5s var(--ease); }
@keyframes swap { from { opacity: 0; transform: translateY(8px); } }

/* ---------- Briefs ---------- */
.briefs { background: var(--paper); color: var(--ink); --muted: #6b6e66; padding-inline: 0; }
.briefs > * { max-inline-size: none; }
.briefs__head { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; column-gap: 40px; padding-inline: var(--gutter); margin-block-end: 48px; max-inline-size: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; }
.briefs__head .eyebrow, .briefs__head .h2 { grid-column: 1; }
.briefs__nav { display: flex; gap: 8px; grid-column: 2; grid-row: 1 / 3; }
.briefs__nav button { inline-size: 52px; block-size: 52px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-content: center; transition: background 0.3s, color 0.3s, transform 0.4s var(--ease); }
.briefs__nav button:hover { background: var(--ink); color: var(--paper); transform: scale(1.06); }
.briefs__nav svg { inline-size: 20px; block-size: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.briefs__rail {
  display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth;
  padding: 10px var(--gutter) 30px; scrollbar-width: none; cursor: grab;
}
.briefs__rail::-webkit-scrollbar { display: none; }
.briefs__rail.is-drag { cursor: grabbing; scroll-snap-type: none; scroll-behavior: auto; }
.brief {
  flex: 0 0 min(400px, 82vw); scroll-snap-align: start;
  border-radius: var(--radius); background: #fff; border: 1px solid var(--line);
  padding: 18px; display: grid; gap: 18px;
  transform-style: preserve-3d; transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
  box-shadow: 0 1px 0 rgba(12, 14, 12, 0.04);
}
.brief:hover { box-shadow: 0 40px 70px -40px rgba(12, 14, 12, 0.45); }
.brief__plan { aspect-ratio: 4 / 3; border-radius: 12px; background: var(--paper); border: 1px solid var(--line); overflow: hidden; transform: translateZ(20px); }
.brief__meta { display: grid; gap: 10px; padding-inline: 4px; }
.brief__who { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: #8a6a12; }
.brief h3 { font-family: var(--f-display); font-weight: 400; font-size: 1.7rem; line-height: 1.05; letter-spacing: -0.01em; }
.brief__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.brief__tags li { font-size: 0.75rem; padding: 5px 10px; border-radius: 999px; background: var(--paper-2); }
.brief p { font-size: 0.9rem; color: var(--muted); }

/* ---------- Find / builder ---------- */
.find__head { text-align: center; display: grid; justify-items: center; margin-block-end: 56px; }
.find__head .eyebrow::before { display: none; }
.builder { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 28px; align-items: start; }
.builder__form { display: grid; gap: 28px; padding: 36px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.field legend { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-block-end: 12px; }
.field__row { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.chips { display: flex; gap: 8px; }
.chips--wrap { flex-wrap: wrap; }
.chips button { padding: 11px 16px; border-radius: 999px; border: 1px solid var(--line-strong); font-size: 0.9rem; font-weight: 500; transition: background 0.3s, color 0.3s, border-color 0.3s, transform 0.3s var(--ease); }
.chips button:hover { transform: translateY(-2px); border-color: var(--ink); }
.chips button[aria-checked='true'], .chips button[aria-pressed='true'] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.range { display: grid; gap: 8px; }
.range__out { font-family: var(--f-display); font-size: 2.6rem; line-height: 1; font-variant-numeric: tabular-nums; }
.range__scale { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted); }
input[type='range'] { -webkit-appearance: none; appearance: none; inline-size: 100%; block-size: 28px; background: transparent; margin: 0; }
input[type='range']::-webkit-slider-runnable-track { block-size: 4px; border-radius: 2px; background: linear-gradient(90deg, var(--ink) var(--pct, 20%), var(--paper-3) var(--pct, 20%)); }
input[type='range']::-moz-range-track { block-size: 4px; border-radius: 2px; background: var(--paper-3); }
input[type='range']::-moz-range-progress { block-size: 4px; background: var(--ink); }
input[type='range']::-webkit-slider-thumb { -webkit-appearance: none; inline-size: 26px; block-size: 26px; border-radius: 50%; background: var(--accent); border: 4px solid var(--ink); margin-block-start: -11px; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25); cursor: grab; transition: transform 0.2s; }
input[type='range']::-moz-range-thumb { inline-size: 18px; block-size: 18px; border-radius: 50%; background: var(--accent); border: 4px solid var(--ink); cursor: grab; }
input[type='range']:active::-webkit-slider-thumb { transform: scale(1.15); cursor: grabbing; }

.ticket { position: relative; background: var(--ink); color: var(--paper); border-radius: var(--radius); padding: 28px; display: grid; gap: 20px; box-shadow: 0 40px 80px -40px rgba(12, 14, 12, 0.6); transform: rotate(-1deg); transition: transform 0.6s var(--ease); }
.ticket:hover { transform: rotate(0deg); }
.ticket__head { display: flex; justify-content: space-between; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #8f928a; }
.ticket__id { font-variant-numeric: tabular-nums; color: var(--accent); }
.ticket__text { font-family: var(--f-display); font-size: clamp(1.5rem, 2.2vw, 1.9rem); line-height: 1.25; min-block-size: 5.5em; }
.ticket__text mark { background: none; color: var(--accent); }
.ticket__cut { block-size: 1px; background-image: linear-gradient(90deg, rgba(244, 241, 234, 0.35) 50%, transparent 50%); background-size: 10px 1px; position: relative; }
.ticket__cut::before, .ticket__cut::after { content: ''; position: absolute; inset-block-start: -12px; inline-size: 24px; block-size: 24px; border-radius: 50%; background: var(--paper-2); }
.ticket__cut::before { inset-inline-start: -40px; }
.ticket__cut::after { inset-inline-end: -40px; }
.ticket__alt { text-align: center; font-size: 0.85rem; color: #8f928a; text-decoration: underline; text-underline-offset: 3px; }
.ticket__alt:hover { color: var(--paper); }

/* ---------- Owners ---------- */
.owners__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(40px, 6vw, 100px); align-items: center; }
.owners__list { display: grid; gap: 18px; margin-block: 36px 40px; }
.owners__list li { display: grid; gap: 4px; padding-inline-start: 22px; border-inline-start: 1px solid var(--line-strong); }
.owners__list b { font-size: 1.05rem; }
.owners__list span { color: var(--muted); font-size: 0.95rem; }
.ledger { display: grid; gap: 10px; padding: 28px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(160deg, #141814, #0f120f); }
.ledger__row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 18px; border-radius: 12px; background: rgba(244, 241, 234, 0.04); border: 1px solid rgba(244, 241, 234, 0.06); font-size: 0.95rem; color: #8f928a; opacity: 0.5; transform: translateX(12px); transition: all 0.7s var(--ease); }
.ledger__row i { inline-size: 22px; block-size: 22px; border-radius: 50%; border: 1px solid rgba(244, 241, 234, 0.25); position: relative; flex-shrink: 0; }
.ledger__row i::after { content: ''; position: absolute; inset: 0; margin: auto; inline-size: 10px; block-size: 6px; border-inline-start: 2px solid var(--ink); border-block-end: 2px solid var(--ink); transform: translateY(-1px) rotate(-45deg) scale(0); transition: transform 0.4s var(--ease) 0.2s; }
.ledger__row.is-done { opacity: 1; transform: none; color: var(--paper); }
.ledger__row.is-done i { background: var(--accent); border-color: var(--accent); }
.ledger__row.is-done i::after { transform: translateY(-1px) rotate(-45deg) scale(1); }

/* ---------- FAQ ---------- */
.faq__head { text-align: center; display: grid; justify-items: center; margin-block-end: 48px; }
.faq__head .eyebrow::before { display: none; }
.faq__list { max-inline-size: 820px; display: grid; gap: 10px; }
details { border-radius: 14px; background: #fff; border: 1px solid var(--line); padding: 0 26px; transition: background 0.3s; }
details[open] { background: #fff; border-color: var(--line-strong); }
summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px 0; font-weight: 600; font-size: 1.05rem; }
summary::-webkit-details-marker { display: none; }
summary::after { content: ''; flex-shrink: 0; inline-size: 12px; block-size: 12px; border-inline-end: 2px solid currentColor; border-block-end: 2px solid currentColor; transform: rotate(45deg); transition: transform 0.4s var(--ease); margin-inline-end: 4px; }
details[open] summary::after { transform: rotate(-135deg); }
details p { padding-block: 0 24px; color: var(--muted); max-inline-size: 62ch; }
details p a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Footer ---------- */
.foot { padding-block-end: 0; overflow: hidden; }
.foot__cta { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 40px; align-items: end; padding-block-end: 64px; border-block-end: 1px solid var(--line); }
.foot__title { font-family: var(--f-display); font-weight: 400; font-size: clamp(2.2rem, 4.6vw, 4.2rem); line-height: 1.02; letter-spacing: -0.02em; max-inline-size: 18ch; text-wrap: balance; }
.foot__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding-block: 48px; }
.foot__grid > div { display: grid; gap: 6px; align-content: start; }
.foot__label { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #8f928a; }
.foot__grid a:hover { color: var(--accent); }
.foot__langs { display: flex; gap: 6px; }
.foot__langs .lang__btn { padding: 6px 10px; background: rgba(244, 241, 234, 0.08); color: var(--paper); }
.foot__langs .lang__btn.is-active { background: var(--accent); color: var(--ink); }
.foot__bottom { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-block: 22px; border-block-start: 1px solid var(--line); font-size: 0.85rem; color: #8f928a; }
.foot__bottom a:hover { color: var(--accent); }
.foot__mark { font-weight: 700; font-size: clamp(5rem, 19vw, 20rem); line-height: 0.78; letter-spacing: -0.04em; text-align: center; color: transparent; -webkit-text-stroke: 1px rgba(244, 241, 234, 0.14); margin-block-start: 20px; transform: translateY(18%); user-select: none; white-space: nowrap; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav__links { display: none; }
  .nav__burger { display: grid; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { block-size: 420px; max-inline-size: 560px; }
  .how { grid-template-columns: 1fr; }
  .how__sticky { position: static; }
  .map__head, .map__body, .owners__grid, .builder { grid-template-columns: 1fr; }
  .map__head .muted { grid-column: 1; grid-row: auto; justify-self: start; margin-block-start: 20px; }
  .foot__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nav .btn { display: none; }
  .nav .lang { display: none; }
  .hero { padding-block-start: 120px; }
  .hero__proof { gap: 20px; }
  .hero__visual { block-size: 360px; }
  .card3d { inline-size: 72%; padding: 12px; }
  .card3d__plan { margin-block: 10px; }
  .step { grid-template-columns: 1fr; padding: 26px; }
  .step__icon { grid-row: auto; inline-size: 56px; block-size: 56px; }
  .field__row { grid-template-columns: 1fr; }
  .builder__form { padding: 24px; }
  .briefs__head { grid-template-columns: 1fr; }
  .briefs__nav { grid-column: 1; grid-row: auto; margin-block-start: 20px; }
  .foot__cta { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .ticket { transform: none; }
  .metro { padding: 12px; min-block-size: 0; }
  .metro .st circle { r: 9; }
  .metro .st--x circle { r: 11; }
  .metro .st text { display: none; }
  .metro .st.is-active text { display: block; font-size: 20px; paint-order: stroke; stroke: #0f120f; stroke-width: 6px; }
  .metro .uni-label { font-size: 14px; }
  .chips { flex-wrap: wrap; }
  .metro__legend { position: static; margin-block-start: 12px; }
  .panel__inner, .panel__foot { padding-inline: 22px; }
}

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001s !important; animation-iteration-count: 1 !important; transition-duration: 0.001s !important; }
  .reveal, .hero__title .wi, .card3d, .ledger__row { opacity: 1; transform: none; }
  .ticker__track { animation: none; }
  .cursor { display: none !important; }
}