/* AnyWarp — design system */
:root {
  --bg: #f6f7fb;
  --bg-2: #eef0f7;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --surface-2: #f3f4f9;
  --line: rgba(17, 20, 45, 0.09);
  --line-strong: rgba(17, 20, 45, 0.16);
  --text: #0d0f1c;
  --text-2: #4a4f6a;
  --text-3: #868aa3;
  --accent: #6457f9;
  --accent-2: #18c4e6;
  --accent-ink: #ffffff;
  --accent-soft: rgba(100, 87, 249, 0.1);
  --ok: #10b981;
  --danger: #ef4444;
  --grad: linear-gradient(135deg, #7c6cff 0%, #5b8cff 50%, #22d3ee 100%);
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 24px 60px -24px rgba(30, 27, 90, 0.28), 0 8px 24px -12px rgba(30, 27, 90, 0.12);
  --radius: 22px;
  --radius-sm: 14px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo", "Pretendard", "Noto Sans KR", "Hiragino Sans", "Noto Sans JP", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --orb-1: rgba(124, 108, 255, 0.35);
  --orb-2: rgba(34, 211, 238, 0.28);
  --orb-3: rgba(255, 120, 200, 0.18);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #07070d;
    --bg-2: #0d0d18;
    --surface: rgba(20, 20, 34, 0.72);
    --surface-solid: #13131f;
    --surface-2: rgba(255, 255, 255, 0.04);
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.14);
    --text: #f2f3fa;
    --text-2: #a6a9c2;
    --text-3: #6e7290;
    --accent: #8b7fff;
    --accent-soft: rgba(139, 127, 255, 0.14);
    --shadow: 0 1px 0 rgba(255, 255, 255, 0.06) inset, 0 30px 80px -30px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.03);
    --orb-1: rgba(110, 92, 255, 0.32);
    --orb-2: rgba(20, 184, 220, 0.2);
    --orb-3: rgba(236, 72, 153, 0.12);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--text);
  font: 400 16px/1.55 var(--font); letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; letter-spacing: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 8px; }
[hidden] { display: none !important; }
.ic { width: 22px; height: 22px; flex: none; }
.ic.sm { width: 17px; height: 17px; }

/* ---------- ambient background ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none;
  background:
    radial-gradient(rgba(127, 127, 160, 0.13) 1px, transparent 1px) 0 0 / 28px 28px,
    var(--bg); }
.bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, var(--bg) 92%); }
.bg i { position: absolute; border-radius: 50%; filter: blur(80px); animation: drift 22s ease-in-out infinite alternate; }
.bg i:nth-child(1) { width: 620px; height: 620px; left: -180px; top: -220px; background: var(--orb-1); }
.bg i:nth-child(2) { width: 520px; height: 520px; right: -160px; top: -60px; background: var(--orb-2); animation-delay: -8s; }
.bg i:nth-child(3) { width: 420px; height: 420px; left: 40%; top: 260px; background: var(--orb-3); animation-delay: -14s; }
@keyframes drift { to { transform: translate3d(60px, 40px, 0) scale(1.08); } }
@media (prefers-reduced-motion: reduce) { .bg i { animation: none; } * { transition: none !important; animation: none !important; } }

/* ---------- header ---------- */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px max(24px, calc((100vw - 1152px) / 2));
  padding-top: max(14px, env(safe-area-inset-top)); }
.top::before { content: ""; position: absolute; inset: 0; z-index: -1; backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  mask: linear-gradient(#000 60%, transparent); -webkit-mask: linear-gradient(#000 60%, transparent); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; letter-spacing: -0.02em; }
.brand.sm { font-size: 15px; }
.logo-mark { width: 30px; height: 30px; filter: drop-shadow(0 6px 14px rgba(100, 87, 249, 0.35)); }
.brand.sm .logo-mark { width: 24px; height: 24px; }
.nav { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text-2); }
.nav > a { padding: 8px 12px; border-radius: 10px; transition: background .2s, color .2s; }
.nav > a:hover { color: var(--text); background: var(--surface-2); }
.lang { position: relative; }
.lang summary { list-style: none; display: flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--surface); cursor: pointer; }
.lang summary::-webkit-details-marker { display: none; }
.lang summary svg { width: 16px; height: 16px; }
.lang div { position: absolute; right: 0; top: calc(100% + 6px); min-width: 140px; padding: 6px; border-radius: 14px;
  background: var(--surface-solid); border: 1px solid var(--line); box-shadow: var(--shadow); display: grid; }
.lang div a { padding: 8px 12px; border-radius: 9px; }
.lang div a:hover, .lang div a[aria-current] { background: var(--accent-soft); color: var(--text); }
@media (max-width: 640px) { .nav > a { display: none; } }
.brand, .nav > a, .lang summary { white-space: nowrap; }

/* ---------- hero ---------- */
main { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; padding: 56px 0 80px; min-height: calc(100vh - 80px); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 22px; padding: 6px 12px 6px 10px; border-radius: 999px;
  font-size: 13px; font-weight: 500; color: var(--text-2); border: 1px solid var(--line); background: var(--surface); backdrop-filter: blur(8px); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.18); }
h1 { margin: 0; font-size: clamp(40px, 6vw, 72px); line-height: 1.02; letter-spacing: -0.045em; font-weight: 800; }
.hero h1, .doc-hero h1 { background: linear-gradient(180deg, var(--text) 30%, color-mix(in oklab, var(--text) 55%, var(--accent))); -webkit-background-clip: text; background-clip: text; color: transparent; }
:lang(ko) h1, :lang(ja) h1 { letter-spacing: -0.035em; line-height: 1.12; word-break: keep-all; }
.lead { margin: 22px 0 0; max-width: 34em; font-size: clamp(17px, 1.6vw, 19px); color: var(--text-2); word-break: keep-all; }
.os { display: flex; flex-wrap: wrap; gap: 8px; margin: 32px 0 0; padding: 0; list-style: none; }
.os li { padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: 500; color: var(--text-2); background: var(--surface-2); border: 1px solid var(--line); }
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 36px; padding: 28px 0 56px; min-height: 0; }
  .hero-copy { text-align: center; } .lead { margin-inline: auto; } .os { justify-content: center; }
}
@media (max-width: 640px) { main { padding: 0 16px; } .top { padding-inline: 16px; } .os { display: none; } }

/* ---------- app card ---------- */
.card { position: relative; border-radius: calc(var(--radius) + 6px); padding: 8px; background: var(--surface);
  border: 1px solid var(--line); box-shadow: var(--shadow); backdrop-filter: blur(24px) saturate(150%); -webkit-backdrop-filter: blur(24px) saturate(150%); }
.card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none;
  background: linear-gradient(140deg, rgba(124, 108, 255, 0.55), transparent 35%, transparent 65%, rgba(34, 211, 238, 0.45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.tabs { position: relative; display: grid; grid-template-columns: 1fr 1fr; padding: 4px; border-radius: var(--radius); background: var(--surface-2); }
.tab { position: relative; z-index: 1; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 12px; border: 0; background: none;
  border-radius: calc(var(--radius) - 4px); font-weight: 600; font-size: 15px; color: var(--text-3); transition: color .25s; }
.tab[aria-selected="true"] { color: var(--text); }
.tab-ink { position: absolute; top: 4px; bottom: 4px; left: 4px; width: calc(50% - 4px); border-radius: calc(var(--radius) - 4px);
  background: var(--surface-solid); box-shadow: 0 2px 10px -2px rgba(20, 20, 60, 0.15), 0 0 0 1px var(--line); transition: transform .35s cubic-bezier(.3, .9, .3, 1); }
.tabs[data-active="receive"] .tab-ink { transform: translateX(100%); }
.panel { padding: 18px 14px 14px; min-height: 380px; display: flex; flex-direction: column; }
.panel > * { animation: rise .35s cubic-bezier(.2, .8, .2, 1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }

/* dropzone */
.drop { position: relative; flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  min-height: 230px; padding: 28px 20px; border-radius: var(--radius); border: 1.5px dashed var(--line-strong); background: var(--surface-2);
  text-align: center; cursor: pointer; transition: border-color .2s, background .2s, transform .2s; }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop.over { transform: scale(1.01); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.drop-orb { display: grid; place-items: center; width: 68px; height: 68px; border-radius: 22px; background: var(--grad); color: #fff;
  box-shadow: 0 14px 30px -10px rgba(100, 87, 249, 0.7); }
.drop-orb svg { width: 30px; height: 30px; }
.drop strong { font-size: 17px; font-weight: 600; }
.drop small { color: var(--text-3); font-size: 13.5px; }

.list { display: grid; gap: 6px; max-height: 210px; overflow: auto; margin: 0 -4px; padding: 0 4px; }
.item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--line); }
.thumb { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; flex: none; overflow: hidden;
  font: 700 10px/1 var(--mono); text-transform: uppercase; color: var(--accent); background: var(--accent-soft); }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.meta { flex: 1; min-width: 0; }
.meta b { display: block; font-weight: 500; font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.meta span { font-size: 12.5px; color: var(--text-3); }
.x { display: grid; place-items: center; width: 30px; height: 30px; border: 0; border-radius: 9px; background: none; color: var(--text-3); }
.x:hover { background: var(--line); color: var(--text); }

.text-toggle { align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; padding: 6px 2px; border: 0; background: none; color: var(--accent); font-weight: 500; font-size: 14px; }
textarea { width: 100%; min-height: 84px; margin-top: 10px; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong);
  background: var(--surface-solid); resize: vertical; font-size: 15px; transition: border-color .2s, box-shadow .2s; }
textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 14px; }
.bar .sum { font-size: 13.5px; color: var(--text-2); }
.bar .sum.warn { color: var(--danger); }
.row { display: flex; gap: 8px; }

/* buttons */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 14px;
  border: 1px solid var(--line-strong); background: var(--surface-solid); font-weight: 600; font-size: 15px; white-space: nowrap;
  transition: transform .15s, box-shadow .2s, background .2s, opacity .2s; }
.btn:hover { background: var(--surface-2); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; pointer-events: none; }
.btn.primary { border: 0; color: #fff; background: var(--grad); background-size: 140% 140%; box-shadow: 0 10px 24px -10px rgba(100, 87, 249, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.25); }
.btn.primary:hover { background-position: 100% 0; box-shadow: 0 14px 30px -10px rgba(100, 87, 249, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.25); }
.btn.ghost { border-color: transparent; background: none; color: var(--text-2); }
.btn.ghost:hover { background: var(--surface-2); color: var(--text); }
.btn.lg { padding: 15px 26px; font-size: 16px; border-radius: 16px; }
.btn.block { width: 100%; }
.btn.sm { padding: 8px 12px; font-size: 13.5px; border-radius: 11px; }
.btn.danger { color: var(--danger); }

/* sent state */
.sent { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 4px; }
.label { font-size: 13.5px; color: var(--text-2); font-weight: 500; }
.key { display: flex; gap: 8px; margin: 12px 0 8px; cursor: pointer; }
.key span { display: grid; place-items: center; width: clamp(42px, 11vw, 54px); height: clamp(54px, 14vw, 68px); border-radius: 14px;
  font: 700 clamp(28px, 7vw, 36px)/1 var(--mono); background: var(--surface-solid); border: 1px solid var(--line-strong);
  box-shadow: 0 6px 16px -8px rgba(20, 20, 60, 0.25); animation: pop .5s cubic-bezier(.2, 1.4, .4, 1) both; }
.key span:nth-child(4) { margin-left: 10px; }
.key span:nth-child(2) { animation-delay: .04s } .key span:nth-child(3) { animation-delay: .08s } .key span:nth-child(4) { animation-delay: .12s }
.key span:nth-child(5) { animation-delay: .16s } .key span:nth-child(6) { animation-delay: .2s }
@keyframes pop { from { opacity: 0; transform: translateY(10px) scale(.9); } }
.hint { font-size: 12.5px; color: var(--text-3); }
.share { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: center; width: 100%; margin-top: 18px; padding: 12px;
  border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--line); text-align: left; }
.qr { width: 96px; height: 96px; padding: 7px; border-radius: 14px; background: #fff; }
.qr svg, .qr img { width: 100%; height: 100%; display: block; }
.share .url { display: flex; align-items: center; gap: 6px; margin-top: 6px; padding: 4px 4px 4px 12px; border-radius: 12px; background: var(--surface-solid); border: 1px solid var(--line); }
.share .url code { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font: 500 13px var(--mono); color: var(--text-2); }
.share .acts { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }

.progress { width: 100%; margin-top: 16px; }
.track { height: 8px; border-radius: 99px; background: var(--surface-2); border: 1px solid var(--line); overflow: hidden; }
.fill { height: 100%; width: 0; border-radius: inherit; background: var(--grad); background-size: 200% 100%; animation: flow 1.6s linear infinite; transition: width .3s ease; }
@keyframes flow { to { background-position: -200% 0; } }
.pmeta { display: flex; justify-content: space-between; margin-top: 8px; font-size: 12.5px; color: var(--text-3); font-variant-numeric: tabular-nums; }
.ok { display: inline-flex; align-items: center; gap: 6px; color: var(--ok); font-weight: 600; font-size: 14px; }
.foot-acts { display: flex; justify-content: center; gap: 6px; margin-top: 14px; width: 100%; }

/* receive */
.recv { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 14px; }
.recv-orb { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 22px; color: var(--accent); background: var(--accent-soft); }
.recv-orb svg { width: 28px; height: 28px; }
.code { position: relative; display: flex; gap: 8px; }
.code input { position: absolute; inset: 0; opacity: 0; font-size: 16px; caret-color: transparent; }
.code .cell { display: grid; place-items: center; width: clamp(42px, 11vw, 52px); height: clamp(54px, 14vw, 64px); border-radius: 14px;
  font: 700 clamp(26px, 6.5vw, 32px)/1 var(--mono); background: var(--surface-solid); border: 1.5px solid var(--line-strong); transition: border-color .15s, box-shadow .15s; }
.code .cell:nth-child(4) { margin-left: 10px; }
.code.focus .cell.cur { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.code.err .cell { border-color: var(--danger); animation: shake .35s; }
@keyframes shake { 25% { transform: translateX(-4px) } 75% { transform: translateX(4px) } }
.err-msg { min-height: 20px; font-size: 13.5px; color: var(--danger); }

.tx-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.tx-head .label { display: flex; gap: 10px; align-items: center; }
.pill { padding: 3px 9px; border-radius: 99px; font-size: 12px; font-weight: 600; background: var(--accent-soft); color: var(--accent); }
.msg { padding: 14px; border-radius: var(--radius-sm); background: var(--surface-solid); border: 1px solid var(--line); margin-bottom: 10px; text-align: left; }
.msg p { margin: 0 0 10px; white-space: pre-wrap; word-break: break-word; font-size: 15px; }
.msg a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.spin { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--line-strong); border-top-color: var(--accent); animation: rot .8s linear infinite; }
@keyframes rot { to { transform: rotate(360deg); } }
.report-link { margin-top: auto; padding-top: 14px; align-self: center; font-size: 12.5px; color: var(--text-3); background: none; border: 0; text-decoration: underline; text-underline-offset: 3px; }
.preview { width: 100%; max-height: 260px; object-fit: contain; border-radius: var(--radius-sm); margin-bottom: 10px; background: var(--surface-2); }

.recent { margin-top: 14px; border-top: 1px solid var(--line); padding-top: 12px; }
.recent h4 { margin: 0 0 8px; font-size: 12.5px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: .04em; }
.recent a { display: flex; justify-content: space-between; gap: 10px; padding: 7px 10px; border-radius: 10px; font-size: 13.5px; }
.recent a:hover { background: var(--surface-2); }
.recent code { font: 600 13px var(--mono); color: var(--accent); }

/* modal & toast */
dialog { width: min(420px, calc(100vw - 32px)); padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface-solid); color: var(--text); box-shadow: var(--shadow); }
dialog::backdrop { background: rgba(5, 5, 15, 0.5); backdrop-filter: blur(4px); }
dialog h3 { margin: 0 0 14px; font-size: 18px; }
dialog label { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; cursor: pointer; }
dialog label:hover { background: var(--surface-2); }
dialog input[type=radio] { accent-color: var(--accent); }
.toast { position: fixed; left: 50%; bottom: max(24px, env(safe-area-inset-bottom)); z-index: 50; transform: translate(-50%, 20px); opacity: 0;
  padding: 11px 18px; border-radius: 14px; font-size: 14px; font-weight: 500; color: #fff; background: rgba(15, 15, 28, 0.92);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3); transition: opacity .25s, transform .25s; pointer-events: none; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- sections ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 24px 0 72px; }
.features.two { grid-template-columns: repeat(2, 1fr); padding-top: 40px; }
.feat { padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); backdrop-filter: blur(10px); transition: transform .25s, border-color .25s; }
.feat:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.feat-ic { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 18px; border-radius: 13px; color: var(--accent); background: var(--accent-soft); }
.feat h3 { margin: 0 0 8px; font-size: 17px; letter-spacing: -0.02em; }
.feat p { margin: 0; font-size: 14.5px; color: var(--text-2); word-break: keep-all; }
@media (max-width: 960px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .features, .features.two { grid-template-columns: 1fr; } }

.faq { max-width: 760px; margin: 0 auto; padding: 24px 0 96px; }
.faq h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -0.035em; margin: 0 0 24px; text-align: center; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; display: flex; justify-content: space-between; gap: 16px; padding: 20px 4px; font-weight: 600; font-size: 16.5px; cursor: pointer; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 400; font-size: 22px; line-height: 1; color: var(--text-3); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 4px 20px; color: var(--text-2); word-break: keep-all; }

/* doc pages */
.doc { max-width: 920px; }
.doc-hero { padding: 72px 0 40px; text-align: center; }
.doc-hero .lead { margin: 20px auto 30px; }
.cmp-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); backdrop-filter: blur(10px); box-shadow: var(--shadow); }
.cmp { width: 100%; border-collapse: collapse; font-size: 15px; }
.cmp th, .cmp td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--line); }
.cmp tr:last-child th, .cmp tr:last-child td { border-bottom: 0; }
.cmp thead th { font-size: 13px; color: var(--text-3); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.cmp tbody th { font-weight: 500; color: var(--text-2); }
.cmp .us { color: var(--text); font-weight: 600; background: var(--accent-soft); }
.cmp thead .us { color: var(--accent); }
@media (max-width: 640px) { .cmp { font-size: 14px; } .cmp th, .cmp td { padding: 13px 12px; word-break: keep-all; } .cmp thead th { font-size: 11.5px; } }
.note { margin: 14px 4px 0; font-size: 12.5px; color: var(--text-3); line-height: 1.7; }
.note a { text-decoration: underline; text-underline-offset: 2px; }
.legal { padding: 56px 24px 96px; max-width: 760px; }
.legal h1 { font-size: 40px; } .legal h2 { margin-top: 36px; font-size: 20px; } .legal p, .legal li { color: var(--text-2); }

.foot { border-top: 1px solid var(--line); }
.foot-in { max-width: 1200px; margin: 0 auto; padding: 28px 24px max(28px, env(safe-area-inset-bottom)); display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; font-size: 14px; color: var(--text-2); }
.foot nav a:hover { color: var(--text); }
.foot small { margin-left: auto; color: var(--text-3); }

/* ---------- SEO / AEO content ---------- */
.sec-h { margin: 0 0 20px; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.035em; text-align: center; }
.what { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; margin: 8px 0 72px; padding: 36px; border-radius: calc(var(--radius) + 6px);
  background: var(--surface); border: 1px solid var(--line); backdrop-filter: blur(10px); }
.what h2 { margin: 0 0 12px; font-size: clamp(24px, 3vw, 32px); letter-spacing: -0.03em; }
.what p { margin: 0; color: var(--text-2); font-size: 16.5px; word-break: keep-all; }
.facts { width: 100%; border-collapse: collapse; font-size: 15px; }
.facts th, .facts td { padding: 11px 4px; border-bottom: 1px solid var(--line); text-align: left; }
.facts tr:last-child th, .facts tr:last-child td { border-bottom: 0; }
.facts th { font-weight: 500; color: var(--text-2); }
.facts td { font-weight: 600; text-align: right; }
@media (max-width: 860px) { .what { grid-template-columns: 1fr; padding: 24px; gap: 20px; } }
.guides { padding: 0 0 64px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.gcard { display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
  backdrop-filter: blur(10px); transition: transform .25s, border-color .25s; }
.gcard:hover { transform: translateY(-3px); border-color: var(--accent); }
.gcard b { font-size: 16px; letter-spacing: -0.02em; line-height: 1.35; word-break: keep-all; }
.gcard span { font-size: 14px; color: var(--text-2); word-break: keep-all; }
.guide { max-width: 820px; padding-top: 40px; padding-bottom: 80px; }
.guide h1 { font-size: clamp(32px, 5vw, 52px); }
.guide h2 { margin: 48px 0 16px; font-size: 24px; letter-spacing: -0.03em; }
.guide .faq { padding: 0; max-width: none; }
.guide .faq h2 { text-align: left; font-size: 24px; margin: 48px 0 8px; }
.crumbs { display: flex; gap: 8px; margin-bottom: 18px; font-size: 13.5px; color: var(--text-3); }
.crumbs a:hover { color: var(--text); }
.answer { margin: 20px 0 28px; padding: 20px 22px; border-radius: var(--radius); background: var(--accent-soft); border: 1px solid var(--line);
  font-size: 17px; line-height: 1.65; word-break: keep-all; }
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; gap: 10px; }
.steps li { counter-increment: s; position: relative; display: flex; flex-direction: column; gap: 4px; padding: 18px 20px 18px 64px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--line); }
.steps li::before { content: counter(s); position: absolute; left: 18px; top: 16px; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 10px;
  font: 700 14px var(--mono); color: #fff; background: var(--grad); }
.steps b { font-size: 16px; } .steps span { color: var(--text-2); font-size: 15px; word-break: keep-all; }