/* ==========================================================================
   LIKAI — Cinematic build · pages.css
   Blocks · platform cards · application tiles · SVG figure frames ·
   spec tables · forms · footer · motion · responsive
   ========================================================================== */

/* ── grids ─────────────────────────────────────────────────────────────── */
.grid { display: grid; gap: clamp(16px, 1.8vw, 24px); }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g-auto { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4.6vw, 76px); align-items: center; }
.split--7-5 { grid-template-columns: 1.4fr 1fr; }
.split--5-7 { grid-template-columns: 1fr 1.4fr; }

/* ── cards ─────────────────────────────────────────────────────────────── */
.card {
  position: relative; display: flex; flex-direction: column;
  background: var(--bg-2); border: 1px solid var(--line);
  transition: transform .38s var(--ease-out), border-color .3s ease, background .3s ease;
}
.card--pad { padding: clamp(22px, 2.3vw, 32px); }
.card--link:hover { transform: translateY(-3px); border-color: var(--line-2); background: var(--bg-3); }
.card--rule::before { content: ""; position: absolute; left: 0; top: 0; width: 2px; height: 0; background: var(--brand); transition: height .45s var(--ease-out); }
.card--link:hover.card--rule::before { height: 100%; }
.card__num { font: 500 11px/1 var(--font-mono); letter-spacing: .18em; color: var(--ink-3); }
.card__foot { margin-top: auto; padding-top: 22px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sec--light .card { background: #fff; border-color: rgba(11,15,20,.1); }

/* key/value spec block */
.kv { margin-top: 18px; border-top: 1px solid var(--line); }
.kv__r { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.kv__k { font-size: .8rem; color: var(--ink-3); }
.kv__v { font: 600 .85rem/1.4 var(--font-mono); text-align: right; }
.sec--light .kv, .sec--light .kv__r { border-color: rgba(11,15,20,.1); }
.sec--light .kv__k { color: var(--light-ink2); }

/* ── application tiles (drill-down) ────────────────────────────────────── */
.tile { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 330px; padding: 26px; overflow: hidden; border: 1px solid var(--line); background: var(--bg-2); }
.tile__bg { position: absolute; inset: 0; opacity: .5; transition: opacity .6s ease, transform .9s var(--ease-out); }
.tile:hover .tile__bg { opacity: .8; transform: scale(1.04); }
.tile::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,7,10,.25) 20%, rgba(5,7,10,.92)); }
.tile__in { position: relative; z-index: 2; }
.tile__chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 14px; }
.tile__chips a, .tile__chips span { padding: 5px 10px; border: 1px solid var(--line-2); font-size: .74rem; color: var(--ink-2); transition: all .22s ease; }
.tile__chips a:hover, .tile__chips span:hover { background: var(--brand); border-color: var(--brand); color: #fff; }

/* ── SVG figure frames ─────────────────────────────────────────────────── */
.fig { border: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
.fig__body { padding: clamp(18px, 2.4vw, 34px); }
.fig__body svg { width: 100%; height: auto; }
.fig figcaption { padding: 14px 20px; border-top: 1px solid var(--line); font: 500 .74rem/1.5 var(--font-mono); color: var(--ink-3); letter-spacing: .04em; }
.fig--wide { grid-column: 1 / -1; }
.sec--light .fig { background: #fff; border-color: rgba(11,15,20,.1); }
.sec--light .fig figcaption { border-color: rgba(11,15,20,.1); color: var(--light-ink2); }

/* figure annotation list beside a diagram */
.legend { display: grid; gap: 14px; }
.legend__i { display: grid; grid-template-columns: 26px 1fr; gap: 14px; align-items: start; }
.legend__n { font: 500 11px/1.9 var(--font-mono); color: var(--brand-2); }
.legend__t { font-size: .91rem; color: var(--ink-2); }
.legend__t b { color: var(--ink); font-weight: 600; }

/* ── stats ─────────────────────────────────────────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stat { background: var(--bg-1); padding: 26px clamp(16px, 2vw, 26px); }
.sec--light .stats { background: rgba(11,15,20,.12); border-color: rgba(11,15,20,.12); }
.sec--light .stat { background: var(--light); }
.stat__n { font: 600 clamp(1.7rem, 2.7vw, 2.4rem)/1 var(--font-disp); letter-spacing: -.035em; }
.stat__n em { font-style: normal; color: var(--brand); }
.stat__l { margin-top: 9px; font-size: .82rem; color: var(--ink-3); }
.sec--light .stat__l { color: var(--light-ink2); }

/* ── steps ─────────────────────────────────────────────────────────────── */
.step { display: grid; grid-template-columns: 78px 1fr; gap: 24px; padding: 26px 0; border-top: 1px solid var(--line); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step__n { font: 500 11px/1.9 var(--font-mono); letter-spacing: .16em; color: var(--brand-2); }
.step h3 { font-size: 1.05rem; }
.step p { margin-top: 9px; color: var(--ink-2); font-size: .92rem; max-width: 76ch; }
.sec--light .step { border-color: rgba(11,15,20,.12); }
.sec--light .step p { color: var(--light-ink2); }

/* ticks */
.ticks { display: grid; gap: 12px; }
.ticks li { display: flex; gap: 11px; align-items: flex-start; font-size: .93rem; color: var(--ink-2); }
.ticks svg { flex: none; margin-top: 4px; color: var(--brand-2); }
.sec--light .ticks li { color: var(--light-ink2); }
.sec--light .ticks svg { color: var(--brand); }

/* ── spec table ────────────────────────────────────────────────────────── */
.twrap { border: 1px solid var(--line); overflow: auto; background: var(--bg-2); }
table.spec { width: 100%; border-collapse: collapse; font-size: .88rem; min-width: 560px; }
.spec caption { text-align: left; padding: 16px 20px; border-bottom: 1px solid var(--line); font: 600 .92rem/1.4 var(--font-disp); }
.spec th, .spec td { padding: 12px 20px; border-bottom: 1px solid var(--line); text-align: left; }
.spec thead th { background: rgba(255,255,255,.035); font: 500 10.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.spec tbody th { font-weight: 400; color: var(--ink-2); width: 40%; }
.spec td { font-family: var(--font-mono); font-weight: 600; }
.spec tr:last-child th, .spec tr:last-child td { border-bottom: 0; }

/* ── download rows ─────────────────────────────────────────────────────── */
.dl { border: 1px solid var(--line); background: var(--bg-2); }
.dl__r { display: flex; align-items: center; gap: 16px; padding: 15px 20px; border-bottom: 1px solid var(--line); transition: background .2s ease; }
.dl__r:last-child { border-bottom: 0; }
.dl__r:hover { background: var(--bg-3); }
.dl__ic { width: 36px; height: 36px; display: grid; place-items: center; flex: none; border: 1px solid rgba(230,0,18,.4); color: var(--brand-2); }
.dl__m { flex: 1; }
.dl__m b { display: block; font-size: .91rem; font-weight: 600; }
.dl__m span { font: 400 .75rem var(--font-mono); color: var(--ink-3); }

/* ── forms ─────────────────────────────────────────────────────────────── */
.form { display: grid; gap: 16px; }
.f2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 7px; }
.field label { font: 500 10.5px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line-2); background: rgba(255,255,255,.03);
  color: var(--ink); transition: border-color .2s ease, background .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--brand); background: rgba(230,0,18,.06); }
.field textarea { min-height: 124px; resize: vertical; }
.field select option { background: #0d131a; }
.consent { display: flex; gap: 11px; align-items: flex-start; font-size: .83rem; color: var(--ink-2); }
.consent input { margin-top: 3px; accent-color: var(--brand); }
.fnote { font: 400 .8rem/1.5 var(--font-body); color: var(--ink-3); }
.fnote.is-ok { color: var(--brand-2); font-weight: 600; }

/* selector */
.pick { display: grid; gap: 20px; border: 1px solid var(--line-2); background: rgba(255,255,255,.03); padding: clamp(20px, 2.6vw, 32px); }
.pick__opts { display: flex; flex-wrap: wrap; gap: 8px; }
.pick__opts button { padding: 9px 15px; border: 1px solid var(--line-2); background: transparent; color: var(--ink-2); font-size: .86rem; cursor: pointer; transition: all .2s ease; }
.pick__opts button:hover { border-color: rgba(255,255,255,.34); color: var(--ink); }
.pick__opts button.is-on { background: var(--brand); border-color: var(--brand); color: #fff; }
.pick__out { border-top: 1px solid var(--line); padding-top: 18px; }
.pick__out b { color: var(--brand-2); }

/* info rows */
.infolist { display: grid; gap: 18px; }
.inforow { display: grid; grid-template-columns: 104px 1fr; gap: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.inforow:last-child { border-bottom: 0; padding-bottom: 0; }
.inforow__k { font: 500 10.5px/1.8 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.inforow__v { font-size: .93rem; }
.inforow__v a:hover { color: var(--brand-2); }
.map { aspect-ratio: 16/7; border: 1px solid var(--line); display: grid; place-items: center; background: repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0 12px, transparent 12px 24px), var(--bg-2); }

/* ── CTA band ──────────────────────────────────────────────────────────── */
.band { position: relative; overflow: hidden; border: 1px solid var(--line-2); background: linear-gradient(120deg, #0b1016, #160a0d 55%, #0a0f14); padding: clamp(32px, 4.6vw, 66px); }
.band::after { content: ""; position: absolute; right: -14%; top: -50%; width: 52%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(230,0,18,.26), transparent 64%); }
.band__in { position: relative; z-index: 2; display: flex; flex-wrap: wrap; gap: 28px; align-items: center; justify-content: space-between; }

/* ── footer ────────────────────────────────────────────────────────────── */
.foot { border-top: 1px solid var(--line); background: var(--bg-1); padding: clamp(48px, 5.5vw, 80px) 0 26px; }
.foot__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: clamp(24px, 3.4vw, 54px); }
.foot h4 { font: 500 10.5px/1 var(--font-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 16px; }
.foot__l { display: grid; gap: 10px; }
.foot__l a { font-size: .88rem; color: var(--ink-2); }
.foot__l a:hover { color: var(--brand-2); }
.foot__bot { margin-top: clamp(34px, 4vw, 56px); padding-top: 22px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; font-size: .79rem; color: var(--ink-3); }
.foot__bot a:hover { color: var(--ink); }
.socials { display: flex; gap: 8px; }
.socials a { width: 32px; height: 32px; display: grid; place-items: center; border: 1px solid var(--line-2); color: var(--ink-3); }
.socials a:hover { color: var(--ink); border-color: rgba(255,255,255,.32); }

/* ── motion ────────────────────────────────────────────────────────────── */
[data-rv] { opacity: 0; transform: translateY(20px); transition: opacity var(--dur) var(--ease-out), transform .85s var(--ease-out); }
[data-rv].is-in { opacity: 1; transform: none; }
[data-st] > * { opacity: 0; transform: translateY(18px); transition: opacity .65s var(--ease-out), transform .75s var(--ease-out); }
[data-st].is-in > * { opacity: 1; transform: none; }
[data-st].is-in > *:nth-child(2) { transition-delay: .07s; }
[data-st].is-in > *:nth-child(3) { transition-delay: .14s; }
[data-st].is-in > *:nth-child(4) { transition-delay: .21s; }
[data-st].is-in > *:nth-child(5) { transition-delay: .28s; }
[data-st].is-in > *:nth-child(6) { transition-delay: .35s; }

.totop {
  position: fixed; right: 20px; bottom: 20px; z-index: 70; width: 40px; height: 40px;
  display: grid; place-items: center; border: 1px solid var(--line-2); background: rgba(9,13,18,.9);
  color: var(--ink); cursor: pointer; opacity: 0; visibility: hidden;
  transition: opacity .3s ease, visibility .3s, transform .3s var(--ease-out);
}
.totop.is-on { opacity: 1; visibility: visible; }
.totop:hover { transform: translateY(-3px); border-color: rgba(255,255,255,.34); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; transition-duration: .001ms !important; }
  [data-rv], [data-st] > * { opacity: 1 !important; transform: none !important; }
  .hero__scan { display: none; }
}

/* ── responsive ────────────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .foot__top { grid-template-columns: 1fr 1fr; }
  .mega, .mega--3 { width: min(820px, 94vw); grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1000px) {
  .menu, .util__links { display: none; }
  .burger { display: grid; }
  .split, .split--7-5, .split--5-7 { grid-template-columns: 1fr; }
  .g3 { grid-template-columns: repeat(2, 1fr); }
  .stats, .bar { grid-template-columns: repeat(2, 1fr); }
  .bar > div:nth-child(2) { border-right: 0; }
  .hero { min-height: auto; padding-bottom: 40px; }
}
@media (max-width: 720px) {
  :root { --nav-h: 64px; }
  .g2, .g3, .g4, .g-auto, .f2 { grid-template-columns: 1fr; }
  .stats, .bar { grid-template-columns: 1fr; }
  .bar > div { border-right: 0; border-bottom: 1px solid var(--line-2); }
  .step { grid-template-columns: 1fr; gap: 8px; }
  .foot__top { grid-template-columns: 1fr; }
  .sec__head { flex-direction: column; align-items: flex-start; }
  .band__in { flex-direction: column; align-items: flex-start; }
  .tile { min-height: 280px; }
  .util__in { justify-content: center; }
  .util__in > *:not(:first-child) { display: none; }
}