:root {
  --bg: #0a0507; --surface: #140a0e; --surface2: #1d0f15;
  --line: rgba(255, 255, 255, .08); --ink: #f5eaee; --muted: #9d8890;
  --accent: #ff3b5c; --accent2: #ff8a5b; --green: #3ddc84;
  --grad: linear-gradient(135deg, #ff3b5c, #ff8a5b);
  --glass: linear-gradient(160deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .015));
}
@property --a { syntax: "<angle>"; inherits: false; initial-value: 0deg; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0; color: var(--ink); background: var(--bg); overflow-x: hidden;
  font: 400 16px/1.6 Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(900px 520px at 8% -8%, rgba(255, 59, 92, .2), transparent 62%),
              radial-gradient(800px 520px at 100% 40%, rgba(255, 138, 91, .12), transparent 60%);
}
#dots { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
main, .footer, .nav { position: relative; z-index: 1; }
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
.i { width: 1.15em; height: 1.15em; flex: none; vertical-align: -0.2em; }
.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(820px, 100% - 40px); }
.muted { color: var(--muted); }
.grad-text { background: linear-gradient(135deg, #ff9db0, #ffb48f); -webkit-background-clip: text; background-clip: text; color: transparent; }
h1, h2, h3 { margin: 0; letter-spacing: -.025em; line-height: 1.1; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 1px solid transparent; border-radius: 14px; padding: 13px 22px; font-weight: 600; transition: transform .2s, box-shadow .2s, background .2s, border-color .2s; white-space: nowrap; }
.btn small { font-weight: 500; opacity: .75; }
.btn-grad { background: var(--grad); color: #fff; box-shadow: 0 10px 34px rgba(255, 59, 92, .35); }
.btn-grad:hover { transform: translateY(-2px); box-shadow: 0 14px 44px rgba(255, 59, 92, .5); }
.btn-ghost { background: rgba(255, 255, 255, .05); border-color: var(--line); }
.btn-ghost:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 138, 91, .5); transform: translateY(-2px); }
.btn-lg { padding: 16px 26px; font-size: 17px; border-radius: 16px; }
.btn-sm { padding: 9px 16px; font-size: 14px; border-radius: 12px; }
:focus-visible { outline: 2px solid var(--accent2); outline-offset: 3px; }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 50; transition: background .3s, border-color .3s; border-bottom: 1px solid transparent; }
.nav.stuck { background: rgba(10, 5, 7, .72); backdrop-filter: blur(16px); border-color: var(--line); }
.nav-in { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -.02em; }
.links { display: flex; gap: 6px; margin-left: auto; }
.links a { padding: 8px 14px; border-radius: 10px; color: var(--muted); font-weight: 500; transition: color .2s, background .2s; }
.links a:hover { color: var(--ink); background: rgba(255, 255, 255, .06); }
.nav .btn { margin-left: 0; }

/* ---------- hero ---------- */
.hero { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.3fr); gap: clamp(24px, 3vw, 44px); align-items: center; padding: clamp(28px, 6vw, 72px) 0 56px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border-radius: 999px; background: rgba(255, 59, 92, .12); border: 1px solid rgba(255, 59, 92, .3); color: #ff9db0; font-size: 13px; font-weight: 600; }
.hero h1 { font-size: clamp(36px, 4.5vw, 60px); margin: 18px 0 16px; font-weight: 800; }
.lead { font-size: clamp(16px, 1.6vw, 19px); color: #cdbcc3; max-width: 540px; margin: 0 0 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.other-dl { margin: 14px 0 0; font-size: 14px; color: var(--muted); min-height: 22px; }
.other-dl a { color: #ffb48f; text-decoration: underline; text-underline-offset: 3px; }
.ver-line { display: inline-flex; align-items: center; gap: 8px; margin: 10px 0 0; font-size: 13px; color: var(--muted); }
.ver-line[hidden] { display: none; }
.ver-line .i { color: var(--accent2); } .ver-line b { color: #e6d6dc; font-weight: 600; }
.ver-center { justify-content: center; margin-top: 16px; }
.sec-head .ver-line { margin-top: 16px; }
.trust { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; color: #cdbcc3; }
.trust li { display: inline-flex; align-items: center; gap: 7px; }
.trust .i { color: var(--green); }

/* ---------- 3D stage ---------- */
.hero-stage { min-width: 0; }
.stage3d { perspective: 1000px; perspective-origin: 50% 35%; padding: 26px 8px 18px; }
.float { animation: floaty 7s ease-in-out infinite; will-change: transform; }
.tilt {
  position: relative; transform-style: preserve-3d;
  transform: rotateY(var(--ry, 12deg)) rotateX(var(--rx, 6deg));
  transition: transform .18s ease-out;
}
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
.glow { position: absolute; inset: -3px; border-radius: 32px; z-index: -1; transform: translateZ(-30px);
  background: conic-gradient(from var(--a), #ff3b5c, #ff8a5b, #ffd3a0, #ff3b5c, #8f1230, #ff3b5c);
  filter: blur(26px); opacity: .75; animation: spin 7s linear infinite, pulse 4s ease-in-out infinite; }
@keyframes spin { to { --a: 360deg; } }
@keyframes pulse { 0%, 100% { opacity: .55; } 50% { opacity: .95; } }
.mock-frame { position: relative; border-radius: 28px; overflow: hidden; border: 1px solid rgba(255, 255, 255, .14); background: var(--bg);
  box-shadow: 0 40px 90px rgba(0, 0, 0, .55), 0 0 0 1px rgba(255, 59, 92, .15), inset 0 1px 0 rgba(255, 255, 255, .08); }
.mock-wrap { position: relative; width: 100%; overflow: hidden; }
.chip { position: absolute; z-index: 5; display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 14px; font-size: 13px; font-weight: 700;
  background: rgba(20, 10, 14, .82); backdrop-filter: blur(10px); border: 1px solid rgba(255, 255, 255, .14); box-shadow: 0 16px 40px rgba(0, 0, 0, .45); pointer-events: none; }
.chip-live { top: -16px; left: -18px; background: var(--grad); border-color: transparent; color: #fff; transform: translateZ(90px); animation: bob 5s ease-in-out infinite; }
.chip-voice { right: -14px; top: 34%; transform: translateZ(70px); animation: bob 6s ease-in-out -2s infinite; color: var(--green); }
.chip-light { left: 6%; bottom: -18px; transform: translateZ(80px); animation: bob 5.5s ease-in-out -1s infinite; color: #ffb48f; }
@keyframes bob { 0%, 100% { translate: 0 0; } 50% { translate: 0 -9px; } }
.demo-hint { position: absolute; right: 16px; top: 12px; z-index: 6; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; font-size: 13px; font-weight: 600;
  background: rgba(10, 5, 7, .8); border: 1px solid rgba(255, 255, 255, .16); backdrop-filter: blur(8px); pointer-events: none; animation: hint 2.4s ease-in-out infinite; transition: opacity .4s; }
.demo-hint.gone { opacity: 0; }
@keyframes hint { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(5px); } }
.try { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 18px; }
.try-label { color: var(--muted); font-size: 14px; margin-right: 4px; }
.try button { display: inline-flex; align-items: center; gap: 7px; padding: 8px 13px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); font-size: 13.5px; font-weight: 500; transition: .2s; }
.try button:hover { border-color: rgba(255, 138, 91, .6); background: rgba(255, 59, 92, .12); }

/* ---------- the interactive app mock (design size 1000 x 620) ---------- */
.m-app { position: absolute; left: 0; top: 0; width: 1000px; height: 620px; transform-origin: 0 0; transform: scale(var(--s, 1));
  display: flex; gap: 10px; padding: 10px; color: var(--ink); font-size: 14px; line-height: 1.4; user-select: none;
  background: radial-gradient(700px 400px at 5% -10%, rgba(255, 59, 92, .22), transparent 60%), radial-gradient(600px 420px at 100% 110%, rgba(255, 138, 91, .14), transparent 60%), #0a0507; }
.m-app * { box-sizing: border-box; }
.m-app button { border: 0; background: none; padding: 0; }
.m-glass { background: var(--glass); border: 1px solid var(--line); box-shadow: 0 8px 30px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .05); backdrop-filter: blur(14px); border-radius: 24px; }
.m-app.lite .m-glass { backdrop-filter: none; background: rgba(22, 12, 17, .96); box-shadow: none; }
.m-rail { width: 62px; padding: 10px 0; display: flex; flex-direction: column; align-items: center; gap: 8px; flex: none; }
.m-rail img { width: 36px; height: 36px; }
.m-srv { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; font-weight: 800; color: #fff; background: rgba(255, 255, 255, .06); opacity: .65; transition: .2s; }
.m-srv:hover { opacity: 1; }
.m-srv.on { background: var(--grad); opacity: 1; box-shadow: 0 6px 20px rgba(255, 59, 92, .45); outline: 2px solid var(--accent); outline-offset: 2px; }
.m-rb { width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center; background: rgba(255, 255, 255, .06); color: var(--accent2); transition: .2s; }
.m-rb:hover { background: rgba(255, 255, 255, .12); }
.m-rb.on { background: rgba(80, 220, 140, .18); color: #7bf0b0; }
.m-sp { flex: 1; }
.m-hr { width: 26px; height: 1px; background: var(--line); margin: 2px 0; }
.m-panel { width: 214px; padding: 10px; display: flex; flex-direction: column; gap: 3px; flex: none; min-height: 0; }
.m-ph { display: flex; align-items: center; gap: 8px; padding: 4px 6px 8px; border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.m-ph b { flex: 1; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.m-si { width: 28px; height: 28px; border-radius: 9px; background: var(--grad); display: grid; place-items: center; font-weight: 800; font-size: 12px; color: #fff; flex: none; }
.m-invite { display: flex; align-items: center; justify-content: center; gap: 7px; padding: 8px; border-radius: 12px; background: rgba(255, 59, 92, .15); color: #ff6a84; font-weight: 700; font-size: 12px; margin: 2px 0 4px; }
.m-invite:hover { background: rgba(255, 59, 92, .26); }
.m-sec { display: flex; justify-content: space-between; align-items: center; padding: 8px 8px 2px; font-size: 10px; letter-spacing: .16em; color: var(--muted); }
.m-ch { display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 11px; color: var(--muted); font-size: 13px; text-align: left; width: 100%; transition: .15s; }
.m-ch:hover { background: rgba(255, 255, 255, .05); }
.m-ch.on { background: rgba(255, 59, 92, .15); color: var(--ink); }
.m-ch .n { margin-left: auto; font-size: 11px; color: var(--accent2); }
.m-vu { display: flex; align-items: center; gap: 7px; padding: 2px 8px 2px 28px; font-size: 11.5px; color: var(--muted); }
.m-vu .live { margin-left: auto; font-size: 8px; font-weight: 800; padding: 2px 5px; border-radius: 99px; background: var(--accent); color: #fff; display: inline-flex; gap: 3px; align-items: center; }
.m-me { display: flex; align-items: center; gap: 8px; padding: 7px; border-radius: 14px; background: rgba(255, 255, 255, .05); margin-top: 6px; }
.m-me small { display: block; color: var(--muted); font-size: 10px; }
.m-av { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: 11px; color: #fff; flex: none; background: var(--grad); }
.m-av.sm { width: 18px; height: 18px; font-size: 9px; }
.m-av.lg { width: 38px; height: 38px; font-size: 15px; }
.m-av.speaking { box-shadow: 0 0 0 2px var(--green), 0 0 12px rgba(61, 220, 132, .6); }
.m-main { flex: 1; min-width: 0; display: flex; flex-direction: column; position: relative; overflow: hidden; }
.m-head { display: flex; align-items: center; gap: 8px; padding: 13px 18px; border-bottom: 1px solid var(--line); font-weight: 700; }
.m-head .r { margin-left: auto; font-weight: 500; font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 7px; }
.m-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.m-body { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.m-msgs { flex: 1; overflow: hidden; padding: 14px 18px; display: flex; flex-direction: column; gap: 12px; justify-content: flex-end; }
.m-msg { display: flex; gap: 10px; animation: msgIn .35s ease both; }
.m-msg p { margin: 1px 0 0; color: rgba(245, 234, 238, .9); }
.m-msg b { font-size: 13px; } .m-msg time { color: var(--muted); font-size: 11px; margin-left: 6px; }
@keyframes msgIn { from { opacity: 0; transform: translateY(8px); } }
.m-comp { display: flex; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--line); }
.m-comp input { flex: 1; min-width: 0; border-radius: 14px; border: 1px solid var(--line); background: rgba(255, 255, 255, .05); padding: 10px 14px; color: var(--ink); font: inherit; outline: none; user-select: text; }
.m-comp input:focus { border-color: var(--accent); }
.m-comp button { border-radius: 14px; padding: 0 16px; background: var(--grad); color: #fff; display: grid; place-items: center; }
.m-typing { padding: 0 20px 6px; color: var(--muted); font-size: 11.5px; height: 20px; }
.m-grid { flex: 1; min-height: 0; display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(2, 1fr); gap: 10px; padding: 12px; }
.m-tile { position: relative; border-radius: 20px; background: var(--surface2); border: 1px solid var(--line); display: grid; place-items: center; transition: box-shadow .2s, border-color .2s; min-height: 0; }
.m-tile.speaking { border-color: var(--green); box-shadow: 0 0 0 2px var(--green), 0 0 22px rgba(61, 220, 132, .45); }
.m-tile .m-av.lg { width: 58px; height: 58px; font-size: 22px; }
.m-tile .nm { position: absolute; left: 10px; bottom: 9px; font-size: 11.5px; background: rgba(0, 0, 0, .55); padding: 3px 10px; border-radius: 99px; }
.m-tile .tr { position: absolute; right: 9px; top: 9px; display: flex; gap: 6px; }
.m-tile .tr button, .m-tile .tr span { width: 28px; height: 28px; border-radius: 50%; background: rgba(0, 0, 0, .5); display: grid; place-items: center; }
.m-tile .tr button:hover { background: rgba(0, 0, 0, .75); }
.m-tile .badge-live { position: absolute; left: 9px; top: 9px; display: inline-flex; align-items: center; gap: 5px; background: var(--accent); font-size: 10px; font-weight: 800; padding: 3px 8px; border-radius: 99px; box-shadow: 0 0 14px rgba(255, 59, 92, .6); }
.m-tile .watch { position: absolute; bottom: 38px; left: 50%; translate: -50% 0; display: inline-flex; gap: 6px; align-items: center; background: var(--grad); color: #fff; padding: 6px 12px; border-radius: 11px; font-weight: 700; font-size: 11.5px; box-shadow: 0 6px 20px rgba(255, 59, 92, .45); white-space: nowrap; }
.m-tile .lock { position: absolute; right: 9px; bottom: 9px; display: inline-flex; gap: 4px; align-items: center; background: rgba(255, 59, 92, .9); padding: 3px 8px; border-radius: 99px; font-size: 10px; font-weight: 700; }
.m-tile .micoff { position: absolute; right: 9px; bottom: 9px; width: 22px; height: 22px; border-radius: 50%; background: rgba(0, 0, 0, .55); display: grid; place-items: center; color: var(--accent); }
.m-ctrl { display: flex; justify-content: center; gap: 10px; padding: 8px 0 12px; }
.m-cb { width: 42px; height: 42px; border-radius: 14px; background: rgba(255, 255, 255, .1); display: grid; place-items: center; transition: .15s; }
.m-cb:hover { background: rgba(255, 255, 255, .17); }
.m-cb.off { background: rgba(255, 59, 92, .8); }
.m-cb.on { background: var(--grad); }
.m-cb.leave { background: #dc2626; }
.m-pop { position: absolute; z-index: 20; width: 214px; padding: 10px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line); box-shadow: 0 20px 50px rgba(0, 0, 0, .6); font-size: 12px; }
.m-pop h6 { margin: 0 0 8px; font-size: 13px; }
.m-pop label { display: flex; justify-content: space-between; color: var(--muted); margin-top: 8px; font-size: 11px; }
.m-pop input[type=range] { width: 100%; accent-color: #ff3b5c; }
.m-pop .own { margin-top: 10px; padding-top: 8px; border-top: 1px solid var(--line); display: grid; gap: 2px; }
.m-pop .own small { font-size: 9px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); display: flex; gap: 5px; align-items: center; margin-bottom: 3px; }
.m-pop .own button { display: flex; align-items: center; gap: 7px; padding: 6px 8px; border-radius: 8px; color: #ffa4b2; text-align: left; font-size: 11.5px; }
.m-pop .own button:hover { background: rgba(255, 59, 92, .16); }
.m-stage { flex: 1; min-height: 0; display: flex; flex-direction: column; margin: 12px; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); background: #070304; }
.m-stage.fs { position: absolute; inset: 0; margin: 0; z-index: 30; border-radius: 0; }
.m-screen { position: relative; flex: 1; min-height: 0; overflow: hidden; background: linear-gradient(135deg, #1b1038, #4a1a55 55%, #7a2755); }
.m-win { position: absolute; left: 7%; top: 8%; width: 70%; height: 76%; border-radius: 12px; background: #14121c; box-shadow: 0 20px 50px rgba(0, 0, 0, .5); overflow: hidden; }
.m-win .tb { height: 26px; background: #262236; display: flex; align-items: center; gap: 6px; padding: 0 10px; }
.m-win .tb i { width: 9px; height: 9px; border-radius: 50%; background: #ff5f57; } .m-win .tb i:nth-child(2) { background: #febc2e; } .m-win .tb i:nth-child(3) { background: #28c840; }
.m-win .side { position: absolute; left: 0; top: 26px; bottom: 0; width: 22%; background: #1c1928; }
.m-win .side u { display: block; height: 7px; border-radius: 4px; margin: 12px 12px 0; background: #3a3552; text-decoration: none; }
.m-code { position: absolute; left: 28%; top: 38px; right: 12px; display: grid; gap: 9px; }
.m-code u { display: block; height: 8px; border-radius: 4px; width: var(--w); background: var(--c); opacity: .85; text-decoration: none; transform-origin: left; animation: type 3.2s steps(14) infinite; animation-delay: var(--d); }
@keyframes type { 0% { transform: scaleX(0); } 55%, 100% { transform: scaleX(1); } }
.m-cur { position: absolute; right: 16%; bottom: 14%; width: 3px; height: 22px; background: #fff; animation: blink 1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.m-game { position: absolute; right: 5%; bottom: 8%; width: 34%; height: 36%; border-radius: 12px; background: linear-gradient(160deg, #ff3b5c, #ff8a5b); box-shadow: 0 18px 40px rgba(0, 0, 0, .5); overflow: hidden; }
.m-game i { position: absolute; width: 14%; aspect-ratio: 1; background: rgba(255, 255, 255, .9); border-radius: 4px; animation: roam 4.4s ease-in-out infinite alternate; }
@keyframes roam { 0% { left: 6%; top: 10%; } 50% { left: 62%; top: 60%; } 100% { left: 20%; top: 70%; } }
.m-stage .ov { position: absolute; left: 12px; top: 12px; display: inline-flex; gap: 6px; align-items: center; background: var(--accent); padding: 4px 10px; border-radius: 99px; font-size: 11px; font-weight: 800; }
.m-sbar { display: flex; align-items: center; gap: 14px; padding: 9px 14px; background: var(--surface); border-top: 1px solid var(--line); }
.m-sbar .who { display: flex; gap: 8px; align-items: center; flex: 1; font-weight: 600; }
.m-sbar .vol { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11.5px; }
.m-sbar input { width: 130px; accent-color: #ff3b5c; }
.m-sbar button { width: 30px; height: 30px; border-radius: 50%; background: rgba(255, 255, 255, .1); display: grid; place-items: center; }
.m-toast { position: absolute; left: 50%; top: 56px; translate: -50% 0; z-index: 40; background: var(--grad); color: #fff; font-weight: 600; font-size: 12px; padding: 8px 14px; border-radius: 12px; box-shadow: 0 10px 30px rgba(255, 59, 92, .5); animation: toastIn .3s ease both; max-width: 80%; text-align: center; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } }

/* ---------- sections ---------- */
.section { padding: clamp(56px, 8vw, 104px) 0; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.sec-head h2 { font-size: clamp(28px, 4vw, 46px); margin: 16px 0 14px; font-weight: 800; }
.sec-head p { color: var(--muted); margin: 0; font-size: 17px; }
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: rgba(255, 255, 255, .02); padding: 15px 0; -webkit-mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marquee 70s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-set { display: flex; gap: 44px; padding-right: 44px; }
.marquee-set span { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; color: #cdbcc3; font-weight: 500; }
.marquee-set .i { color: var(--accent2); }
@keyframes marquee { to { transform: translateX(-50%); } }

.card { position: relative; border-radius: 24px; padding: 26px; background: var(--glass); border: 1px solid var(--line); overflow: hidden; transition: border-color .25s, transform .25s; }
.card::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .3s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(255, 90, 110, .16), transparent 60%); }
.card:hover { border-color: rgba(255, 138, 91, .4); transform: translateY(-3px); }
.card:hover::after { opacity: 1; }
.card h3 { font-size: 21px; margin: 16px 0 8px; font-weight: 700; }
.card p { margin: 0; color: #cdbcc3; }
.card-ic { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; background: rgba(255, 59, 92, .14); color: #ff6a84; font-size: 22px; }
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.c-voice { grid-column: span 5; } .c-share { grid-column: span 7; }
.c-volume, .c-owner, .c-light { grid-column: span 4; }
.c-templates { grid-column: span 7; } .c-invite { grid-column: span 5; } .c-camera { grid-column: span 12; }
.viz-voice { display: flex; gap: 10px; margin-top: 22px; }
.av { width: 46px; height: 46px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; font-weight: 800; color: #fff; }
.av.speak { box-shadow: 0 0 0 3px var(--green), 0 0 18px rgba(61, 220, 132, .55); animation: speak 1.6s ease-in-out infinite; }
.av.speak:nth-child(3) { animation-delay: -.8s; }
@keyframes speak { 50% { box-shadow: 0 0 0 5px rgba(61, 220, 132, .55), 0 0 26px rgba(61, 220, 132, .3); } }
.seg { display: inline-flex; gap: 4px; padding: 4px; margin-top: 20px; border-radius: 14px; background: rgba(0, 0, 0, .35); border: 1px solid var(--line); }
.seg button { border: 0; background: none; padding: 8px 16px; border-radius: 10px; color: var(--muted); font-weight: 600; font-size: 14px; transition: .2s; }
.seg button.on { background: var(--grad); color: #fff; }
.seg-note { margin-top: 10px !important; font-size: 13px; color: var(--muted) !important; }
.mini { margin-top: 14px !important; font-size: 13px; color: var(--muted) !important; }
.checks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; font-size: 14px; color: #cdbcc3; }
.checks li { display: flex; gap: 9px; align-items: center; } .checks .i { color: var(--green); }
.range { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; margin-top: 22px; color: var(--muted); font-size: 14px; }
.range input { accent-color: #ff3b5c; width: 100%; } .range b { color: var(--ink); min-width: 44px; text-align: right; font-variant-numeric: tabular-nums; }
.owner-list { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 6px; }
.owner-list li { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 12px; background: rgba(255, 255, 255, .04); font-size: 14px; color: #ffa4b2; }
.meter { margin-top: 26px; height: 10px; border-radius: 99px; background: rgba(255, 255, 255, .08); position: relative; }
.meter i { display: block; height: 100%; width: var(--w); border-radius: 99px; background: linear-gradient(90deg, #3ddc84, #b6f08a); animation: meter 3.4s ease-in-out infinite alternate; }
.meter span { position: absolute; top: 18px; left: 0; font-size: 12px; color: var(--muted); white-space: nowrap; }
@keyframes meter { from { width: 12%; } to { width: 24%; } }
.c-light { padding-bottom: 54px; }
.tpls { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tpls span { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border-radius: 12px; background: rgba(255, 255, 255, .05); border: 1px solid var(--line); font-size: 14px; }
.tpls .i { color: var(--accent2); }
.code { display: inline-block; margin-top: 20px; padding: 10px 16px; border-radius: 12px; background: rgba(0, 0, 0, .4); border: 1px dashed rgba(255, 138, 91, .5); font: 600 17px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .1em; color: #ffb48f; }

.calm { display: grid; grid-template-columns: auto 1fr; gap: 20px 24px; align-items: center; padding: 32px; margin-bottom: 56px; border-color: rgba(255, 138, 91, .28); }
.calm-ic { width: 64px; height: 64px; border-radius: 20px; display: grid; place-items: center; background: var(--grad); font-size: 30px; color: #fff; }
.calm h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; }
.calm p { margin-top: 8px; }
.calm-badges { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 10px; }
.badge { display: inline-flex; align-items: center; gap: 7px; padding: 6px 12px; border-radius: 99px; font-size: 12.5px; font-weight: 700; font-style: normal; white-space: nowrap; }
.badge.ok { background: rgba(61, 220, 132, .14); color: #6ee9a3; border: 1px solid rgba(61, 220, 132, .3); }
.badge.wip { background: rgba(255, 138, 91, .14); color: #ffb48f; border: 1px solid rgba(255, 138, 91, .3); }
.badge.plan { background: rgba(255, 255, 255, .06); color: #cdbcc3; border: 1px solid var(--line); }
.badge.dream { color: #d6b8ff; border: 1px dashed rgba(190, 150, 255, .5); background: rgba(150, 100, 255, .08); }
.road-head { text-align: center; margin-bottom: 26px; } .road-head h3 { font-size: 28px; } .road-head p { color: var(--muted); margin: 8px 0 0; }
.road-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.road-grid li { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; align-items: center; padding: 18px; border-radius: 20px; background: var(--glass); border: 1px solid var(--line); transition: .25s; }
.road-grid li:hover { border-color: rgba(255, 138, 91, .4); transform: translateY(-2px); }
.road-grid li > .i { width: 40px; height: 40px; padding: 10px; border-radius: 12px; background: rgba(255, 59, 92, .14); color: #ff6a84; }
.road-grid b { display: block; } .road-grid span { display: block; color: var(--muted); font-size: 13.5px; line-height: 1.35; }
.road-grid .badge { grid-column: 2; justify-self: start; margin-top: 4px; }

.banner { position: relative; border-radius: 32px; overflow: hidden; border: 1px solid var(--line); background: #0d0609; min-height: 340px; }
.banner img { display: block; width: 100%; height: 100%; min-height: 340px; object-fit: cover; object-position: 60% 50%; }
.banner::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(10, 5, 7, .96) 0%, rgba(10, 5, 7, .75) 38%, transparent 72%); }
.banner-copy { position: absolute; z-index: 2; left: clamp(22px, 5vw, 64px); top: 50%; translate: 0 -50%; max-width: 440px; }
.banner-copy h2 { font-size: clamp(30px, 4.4vw, 52px); font-weight: 800; margin-bottom: 12px; }
.banner-copy p { color: #d9c9d0; margin: 0 0 22px; }

.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.dl { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 30px 22px; }
.dl .card-ic { margin-bottom: 6px; } .dl h3 { margin: 6px 0 0; } .dl .btn { margin-top: 18px; width: 100%; }
.dl.me { border-color: rgba(255, 138, 91, .6); box-shadow: 0 0 0 1px rgba(255, 138, 91, .3), 0 20px 60px rgba(255, 59, 92, .18); }
.dl.me::before { content: "Seu sistema"; position: absolute; top: 14px; right: 14px; font-size: 11px; font-weight: 800; padding: 3px 10px; border-radius: 99px; background: var(--grad); color: #fff; }
.steps { display: grid; grid-template-columns: auto 1fr; gap: 22px; margin-top: 18px; padding: 28px; }
.steps-ic { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; background: rgba(255, 138, 91, .14); color: #ffb48f; font-size: 24px; }
.steps h3 { margin-top: 0; } .steps ol { margin: 14px 0 0; padding-left: 20px; display: grid; gap: 8px; color: #cdbcc3; }
.faq { display: grid; gap: 10px; }
.faq details { border-radius: 18px; background: var(--glass); border: 1px solid var(--line); transition: border-color .2s; }
.faq details[open] { border-color: rgba(255, 138, 91, .4); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 14px; padding: 18px 22px; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .i { color: var(--accent2); transition: transform .25s; } .faq details[open] summary .i { transform: rotate(180deg); }
.faq p { margin: 0; padding: 0 22px 20px; color: #cdbcc3; }
.footer { border-top: 1px solid var(--line); padding: 44px 0 60px; background: rgba(0, 0, 0, .25); }
.foot-in { display: grid; gap: 12px; justify-items: start; } .foot-in p { margin: 0; color: var(--muted); }
.legal { font-size: 12.5px; max-width: 760px; }
.toast { position: fixed; left: 50%; bottom: 26px; translate: -50% 30px; z-index: 100; max-width: min(92vw, 520px); padding: 13px 20px; border-radius: 16px; background: rgba(20, 10, 14, .95); border: 1px solid rgba(255, 138, 91, .5); box-shadow: 0 20px 50px rgba(0, 0, 0, .6); opacity: 0; pointer-events: none; transition: .3s; font-weight: 500; text-align: center; }
.toast.show { opacity: 1; translate: -50% 0; }

/* ---------- real screenshots gallery ---------- */
.gallery { display: grid; gap: 22px; }
.shot-tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.shot-tabs button { display: inline-flex; align-items: center; gap: 8px; padding: 9px 15px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); font-weight: 600; font-size: 14px; color: #cdbcc3; transition: .2s; }
.shot-tabs button:hover { border-color: rgba(255, 138, 91, .5); color: var(--ink); }
.shot-tabs button.on { background: var(--grad); border-color: transparent; color: #fff; box-shadow: 0 8px 26px rgba(255, 59, 92, .35); }
.shot-stage { perspective: 1400px; display: grid; justify-items: center; gap: 18px; }
.shot-main { position: relative; margin: 0; width: min(1080px, 100%); transform-style: preserve-3d; transform: rotateY(var(--sy, 0deg)) rotateX(var(--sx, 0deg)); transition: transform .2s ease-out; border-radius: 26px; }
.shot-main img { display: block; width: 100%; height: auto; border-radius: 26px; border: 1px solid rgba(255, 255, 255, .14); box-shadow: 0 40px 100px rgba(0, 0, 0, .6); transition: opacity .25s; background: var(--bg); }
.shot-main img.swap { opacity: 0; }
.shot-glow { position: absolute; inset: -2px; border-radius: 28px; z-index: -1; background: conic-gradient(from var(--a), #ff3b5c, #ff8a5b, #ffd3a0, #ff3b5c, #8f1230, #ff3b5c); filter: blur(30px); opacity: .5; animation: spin 9s linear infinite; }
.shot-cap { margin: 0; text-align: center; color: #cdbcc3; max-width: 640px; min-height: 52px; }
.phones { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; margin-top: 90px; }
.phones-copy h3 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; margin-bottom: 14px; }
.phones-copy p { color: #cdbcc3; margin: 0 0 20px; }
.phones-stage { perspective: 1100px; display: flex; justify-content: center; gap: 22px; padding: 20px 0; }
.phone { width: min(230px, 38%); border-radius: 34px; padding: 9px; background: linear-gradient(160deg, #2a1a20, #0e0709); border: 1px solid rgba(255, 255, 255, .18); box-shadow: 0 34px 80px rgba(0, 0, 0, .6), 0 0 0 1px rgba(255, 59, 92, .15); transform-style: preserve-3d; }
.phone img { display: block; width: 100%; height: auto; border-radius: 26px; }
.phone.p1 { transform: rotateY(18deg) rotateX(4deg) translateZ(20px); animation: floaty 7s ease-in-out infinite; }
.phone.p2 { transform: rotateY(18deg) rotateX(4deg) translateY(36px); animation: floaty 7s ease-in-out -3s infinite; }

/* reveal on scroll (only when JS is on) */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { display: grid; justify-items: center; } .lead { margin-inline: auto; } .cta-row, .trust, .try { justify-content: center; }
  .stage3d { padding-inline: 14px; }
  .bento { grid-template-columns: repeat(6, 1fr); }
  .c-voice, .c-share, .c-templates, .c-invite { grid-column: span 6; } .c-volume, .c-owner, .c-light { grid-column: span 3; } .c-camera { grid-column: span 6; }
  .road-grid { grid-template-columns: repeat(2, 1fr); }
  .phones { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}
@media (max-width: 860px) { .links { display: none; } .nav .btn { margin-left: auto; } .dl-grid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .bento, .road-grid { grid-template-columns: 1fr; }
  .bento > * { grid-column: auto !important; }
  .calm { grid-template-columns: 1fr; padding: 24px; } .steps { grid-template-columns: 1fr; }
  .chip-live { left: -4px; } .chip-voice { right: -4px; } .btn-lg { width: 100%; } .cta-row { width: 100%; }
  .shot-tabs button { padding: 8px 12px; font-size: 13px; } .phone { width: 42%; }
  .banner { min-height: 0; } .banner img { min-height: 220px; } .banner::after { display: none; }
  .banner-copy { position: static; translate: none; max-width: none; padding: 24px 22px 28px; background: #0d0609; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .float, .glow, .shot-glow, .phone, .chip, .demo-hint, .marquee-track, .av.speak, .meter i, .m-code u, .m-cur, .m-game i { animation: none !important; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}