:root { --bg: #f5f4ef; --surface: #ffffff; --ink: #1d2a24; --muted: #5b665f; --line: #dcdcd2; --brand: #1d2a24; --accent: #e0a526; --bar: #1d2a24; --bar-ink: #f4f1e6; }
@media (prefers-color-scheme: dark) { :root { --bg: #121815; --surface: #1b231f; --ink: #e8ece6; --muted: #a3ada6; --line: #2e3a33; --bar: #0c110e; } }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; display: flex; flex-direction: column; }
.bar { display: flex; align-items: center; gap: 8px; background: var(--bar); color: var(--bar-ink); padding: 6px 8px; padding-top: max(6px, env(safe-area-inset-top)); flex: none; }
.home { display: flex; align-items: center; gap: 8px; background: none; border: 0; color: inherit; font: inherit; font-weight: 700; cursor: pointer; padding: 6px 8px; border-radius: 8px; flex: none; }
.home:hover { background: rgba(255, 255, 255, .08); }
.tabs { display: flex; gap: 4px; overflow-x: auto; flex: 1; min-width: 0; scrollbar-width: thin; }
.tab { display: flex; align-items: center; flex: none; border-radius: 8px; background: rgba(255, 255, 255, .07); border-bottom: 3px solid transparent; }
.tab.on { background: rgba(255, 255, 255, .16); border-bottom-color: var(--c); }
.tab-go { display: flex; align-items: center; gap: 6px; background: none; border: 0; color: inherit; font: inherit; font-size: .9rem; padding: 6px 4px 6px 8px; cursor: pointer; white-space: nowrap; }
.tab-go img { border-radius: 4px; background: #fff; }
.tab-x { background: none; border: 0; color: inherit; opacity: .6; font-size: 1.1rem; padding: 4px 8px; cursor: pointer; }
.tab-x:hover { opacity: 1; }
.acts { display: flex; gap: 4px; flex: none; }
.act { background: rgba(255, 255, 255, .07); color: inherit; border: 0; border-radius: 8px; width: 34px; height: 34px; display: grid; place-items: center; font-size: 1.05rem; cursor: pointer; text-decoration: none; }
.act[hidden] { display: none; }
main { flex: 1; min-height: 0; position: relative; }
.home-page { height: 100%; overflow-y: auto; }
.home-page[hidden] { display: none; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 24px 16px 40px; }
h1 { font-size: clamp(1.6rem, 4vw, 2.3rem); margin: 6px 0 8px; }
h2 { font-size: 1.15rem; margin: 26px 0 10px; }
.lead { color: var(--muted); max-width: 680px; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.place { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; margin: 18px 0 6px; }
.place .row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.place input { flex: 1 1 200px; font: inherit; padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); }
.place p { margin: 8px 0 0; }
.btn { font: inherit; padding: 9px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.link { background: none; border: 0; padding: 0; color: inherit; text-decoration: underline; cursor: pointer; font: inherit; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 12px; }
.card { display: flex; gap: 12px; align-items: flex-start; text-align: left; font: inherit; color: inherit; background: var(--surface); border: 1px solid var(--line); border-left: 5px solid var(--c); border-radius: 12px; padding: 14px; cursor: pointer; }
.card:hover { border-color: var(--c); }
.card img { flex: none; border-radius: 8px; background: #fff; }
.card strong { display: block; }
.card small { display: block; color: var(--muted); font-size: .88rem; margin-top: 2px; }
.card .placed { display: block; font-style: normal; font-size: .82rem; font-weight: 600; margin-top: 6px; color: var(--c); }
.note { margin-top: 28px; }
#frames, .frame { position: absolute; inset: 0; }
#frames { pointer-events: none; }
.frame { display: flex; flex-direction: column; pointer-events: auto; background: var(--bg); }
.frame[hidden] { display: none; }
.frame iframe { flex: 1; width: 100%; border: 0; background: #fff; }
.sub { display: flex; gap: 6px; padding: 6px 8px; overflow-x: auto; background: var(--surface); border-bottom: 1px solid var(--line); flex: none; }
.sub button { font: inherit; font-size: .9rem; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); cursor: pointer; white-space: nowrap; }
.sub button.on { background: var(--brand); color: #fff; border-color: var(--brand); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
@media (prefers-color-scheme: dark) {
  .btn.primary, .sub button.on { background: var(--accent); border-color: var(--accent); color: #1d2a24; }
  .card .placed { color: var(--accent); }
}
@media (max-width: 640px) { .home span { display: none; } .tab-go span { max-width: 90px; overflow: hidden; text-overflow: ellipsis; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }