:root {
  --bg: #fbfbfd; --surface: #ffffff; --text: #1d1d1f; --muted: #5b6070; --line: #e3e4ea;
  --brand-a: #4f3cf0; --brand-b: #1a8fff; --accent: #3b4fe6; --amber: #ffb43a;
  --note-bg: #fff8e6; --note-line: #f0d48a; --kbd-bg: #f1f2f6; --kbd-line: #d5d8e2;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0d0e14; --surface: #171923; --text: #f2f3f7; --muted: #a6abbb; --line: #2a2d3c;
          --accent: #9aa8ff; --note-bg: #2a2412; --note-line: #6b5a1f; --kbd-bg: #222534; --kbd-line: #3a3e52; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text);
       font: 17px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
a { color: var(--accent); }
a:focus-visible, summary:focus-visible, .btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 8px; }
.wrap { max-width: 1060px; margin: 0 auto; padding: 0 22px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 12px; }

header.nav { position: sticky; top: 0; z-index: 5; backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px);
             background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 18px; height: 58px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; color: var(--text); text-decoration: none; margin-right: auto; white-space: nowrap; }
.brand img { width: 30px; height: 30px; }
.nav a.link { color: var(--muted); text-decoration: none; font-size: 15px; }
.nav a.link:hover { color: var(--text); }
@media (max-width: 640px) { .nav a.link.opt { display: none; } }

.hero { text-align: center; padding: 72px 0 56px; }
.hero img.app-icon { width: 128px; height: 128px; filter: drop-shadow(0 14px 28px rgba(60, 70, 200, .28)); }
h1 { font-size: clamp(36px, 6vw, 60px); line-height: 1.06; letter-spacing: -0.025em; margin: 22px 0 14px; }
.grad { background: linear-gradient(100deg, var(--brand-a), var(--brand-b)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(18px, 2.3vw, 22px); color: var(--muted); max-width: 720px; margin: 0 auto 28px; }
.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; align-items: center; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 999px; font-weight: 600; text-decoration: none; font-size: 16px; }
.btn.ghost { color: var(--text); border: 1px solid var(--line); background: var(--surface); }
.store { display: inline-flex; align-items: center; gap: 12px; padding: 10px 22px 10px 16px; border-radius: 14px; background: #000; color: #fff;
         text-decoration: none; border: 1px solid #3a3a3c; line-height: 1.15; text-align: left; }

.store small { display: block; font-size: 12px; opacity: .85; }
.store strong { display: block; font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.store:hover { background: #1c1c1e; }
.fine { color: var(--muted); font-size: 14px; margin-top: 14px; }

section { padding: 64px 0; }
section.alt { background: var(--surface); border-block: 1px solid var(--line); }
h2 { font-size: clamp(27px, 3.6vw, 38px); letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 10px; text-align: center; }
.sub { text-align: center; color: var(--muted); max-width: 700px; margin: 0 auto 36px; }
.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(215px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 24px; position: relative; }
section.alt .card { background: var(--bg); }
.card h3 { margin: 10px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.badge { position: absolute; top: 18px; right: 18px; font-size: 12px; font-weight: 700; letter-spacing: .06em; padding: 2px 10px; border-radius: 999px; background: var(--amber); color: #1d1d1f; }
.icon { display: inline-block; width: 1em; height: 1em; background: currentColor; vertical-align: -0.125em; flex: none;
        -webkit-mask: var(--icon) center / contain no-repeat; mask: var(--icon) center / contain no-repeat; }
.card > .icon { width: 30px; height: 30px; color: var(--accent); }
.i-check { --icon: url(/assets/icons/check.svg); }
.i-clipboard { --icon: url(/assets/icons/clipboard.svg); }
.i-cpu { --icon: url(/assets/icons/cpu.svg); }
.i-eye-off { --icon: url(/assets/icons/eye-off.svg); }
.i-hard-drive { --icon: url(/assets/icons/hard-drive.svg); }
.i-history { --icon: url(/assets/icons/history.svg); }
.i-image { --icon: url(/assets/icons/image.svg); }
.i-keyboard { --icon: url(/assets/icons/keyboard.svg); }
.i-languages { --icon: url(/assets/icons/languages.svg); }
.i-lock { --icon: url(/assets/icons/lock.svg); }
.i-pin { --icon: url(/assets/icons/pin.svg); }
.i-plug { --icon: url(/assets/icons/plug.svg); }
.i-route { --icon: url(/assets/icons/route.svg); }
.i-scan-text { --icon: url(/assets/icons/scan-text.svg); }
.i-shield-check { --icon: url(/assets/icons/shield-check.svg); }
.i-sparkles { --icon: url(/assets/icons/sparkles.svg); }

.feature { display: grid; gap: 36px; grid-template-columns: 1fr 1fr; align-items: center; }
.feature + .feature { margin-top: 56px; }
.feature h2, .feature .sub { text-align: left; margin-left: 0; }
.feature .sub { margin-bottom: 18px; }
@media (max-width: 820px) { .feature { grid-template-columns: 1fr; } }

.demo { border-radius: 18px; padding: 22px; background: radial-gradient(120% 90% at 20% 10%, #5b4bff 0%, #2f5cf5 55%, #1aa3ff 100%);
        box-shadow: 0 24px 60px rgba(40, 50, 160, .28); color: #1d1d1f; }
.panel { background: rgba(255,255,255,.94); border-radius: 14px; padding: 12px; box-shadow: 0 10px 30px rgba(0,0,0,.18); }
.panel .search { background: #eef0f6; border-radius: 9px; padding: 8px 12px; color: #5b6070; font-size: 14px; margin-bottom: 8px; }
.panel ol { list-style: none; margin: 0; padding: 0; }
.panel li { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; font-size: 15px; }
.panel li.sel { background: #4f3cf0; color: #fff; }
.panel li .n { margin-left: auto; font-size: 12px; opacity: .7; font-variant-numeric: tabular-nums; }
.panel li .icon { width: 16px; height: 16px; }
.panel .tr { font-size: 15px; padding: 6px 4px; }
.panel .tr + .tr { border-top: 1px solid #e3e4ea; margin-top: 6px; padding-top: 10px; }
.panel .tr small { display: block; color: #5b6070; font-size: 12px; font-weight: 600; letter-spacing: .03em; text-transform: uppercase; }

ul.ticks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
ul.ticks li { padding-left: 30px; position: relative; }
ul.ticks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; background: var(--accent);
                      -webkit-mask: url(/assets/icons/check.svg) center / contain no-repeat; mask: url(/assets/icons/check.svg) center / contain no-repeat; }
.cols { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); column-gap: 28px; }

kbd { font: 600 14px/1 -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif; background: var(--kbd-bg); border: 1px solid var(--kbd-line);
      border-bottom-width: 2px; border-radius: 6px; padding: 3px 7px; white-space: nowrap; }
.table-wrap { overflow-x: auto; max-width: 820px; margin: 0 auto; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
section.alt .table-wrap { background: var(--bg); }
table { width: 100%; border-collapse: collapse; font-size: 16px; }
th, td { text-align: left; padding: 12px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
td.c, th.c { text-align: center; }
td .icon { width: 20px; height: 20px; color: var(--accent); }
.price-row td { font-weight: 700; font-size: 18px; }

.note { background: var(--note-bg); border: 1px solid var(--note-line); border-radius: 16px; padding: 20px 24px; max-width: 820px; margin: 28px auto 0; font-size: 16px; }
.note strong { display: block; margin-bottom: 4px; }
details { border-bottom: 1px solid var(--line); padding: 16px 0; max-width: 820px; margin: 0 auto; }
details summary { cursor: pointer; font-weight: 600; font-size: 18px; }
details p, details ol, details ul { color: var(--muted); margin: 10px 0 0; }
details li { margin: 4px 0; }

footer { padding: 38px 0 54px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }
footer .links { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-bottom: 14px; }
footer a { color: var(--muted); }

.doc { max-width: 780px; margin: 0 auto; padding: 56px 22px 72px; }
.doc h1 { font-size: clamp(30px, 4.4vw, 42px); margin: 0 0 6px; }
.doc .updated { color: var(--muted); margin: 0 0 30px; }
.doc h2 { text-align: left; font-size: 23px; margin: 34px 0 8px; }
.doc li { margin: 6px 0; }
.doc .summary { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 18px 22px; }
.doc .table-wrap { margin: 12px 0; }
.doc details { max-width: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
code { overflow-wrap: anywhere; }

.live { display: grid; gap: 0; }
.live .screen { position: relative; height: 190px; border-radius: 12px; overflow: hidden; background: linear-gradient(160deg, #1b1e2b, #0c0d13); box-shadow: 0 10px 30px rgba(0,0,0,.28); }
.live .screen svg { position: absolute; left: 18px; top: 44px; width: calc(100% - 36px); height: 64px; fill: rgba(154, 168, 255, .75); }
.live .src { position: absolute; top: 12px; left: 14px; display: flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600; color: rgba(255,255,255,.78); }
.live .dot { width: 8px; height: 8px; border-radius: 50%; background: #ff5a5f; box-shadow: 0 0 0 3px rgba(255,90,95,.25); }
.live .subs { position: relative; margin: -62px 16px 0; padding: 12px 16px; border-radius: 12px; background: rgba(18, 20, 30, .9); color: #fff; text-align: center;
              border: 1px solid rgba(255,255,255,.12); box-shadow: 0 14px 34px rgba(0,0,0,.35); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.live .orig { font-size: 13px; color: rgba(255,255,255,.66); }
.live .trans { font-size: 18px; font-weight: 650; line-height: 1.35; margin-top: 2px; }
.live .who { display: inline-block; margin-right: 8px; padding: 1px 8px; border-radius: 999px; background: #4f3cf0; color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .03em; vertical-align: 1px; }
.pro-tag { display: inline-block; vertical-align: middle; margin-left: 10px; font-size: 12px; font-weight: 700; letter-spacing: .06em; padding: 2px 10px; border-radius: 999px; background: var(--amber); color: #1d1d1f; }