:root {
  color-scheme: dark;
  --bg: #120818;
  --panel: #21102d;
  --panel-soft: #2b1738;
  --ink: #fff8ef;
  --muted: #d8c8e8;
  --rose: #efa2b6;
  --gold: #d7aa63;
  --line: rgba(255, 248, 239, .16);
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 10% 0%, #2a1238, var(--bg) 45%); color: var(--ink); font: 16px/1.55 Inter, ui-sans-serif, system-ui, sans-serif; }
button, input { font: inherit; }
button { cursor: pointer; }
.topbar { display: flex; justify-content: space-between; align-items: center; width: min(1120px, calc(100% - 40px)); margin: auto; padding: 26px 0; }
.wordmark { color: var(--gold); font: 2rem/1 Georgia, serif; text-decoration: none; }
.security-note { color: var(--muted); font-size: .9rem; }
.shell { width: min(760px, calc(100% - 32px)); margin: 6vh auto 12vh; }
.card { border: 1px solid var(--line); border-radius: 20px; background: rgba(33, 16, 45, .9); box-shadow: 0 24px 70px rgba(0,0,0,.25); padding: clamp(24px, 5vw, 54px); }
.app-nav { display: flex; gap: 8px; margin-bottom: 16px; }
.nav-link { border: 1px solid var(--line); border-radius: 999px; background: transparent; color: var(--muted); padding: 8px 16px; font-weight: 750; }
.nav-link.active, .nav-link:hover, .nav-link:focus-visible { border-color: var(--rose); color: var(--ink); }
.hidden { display: none !important; }
.eyebrow { margin: 0 0 10px; color: var(--rose); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0 0 18px; font: 500 clamp(2.2rem, 6vw, 4rem)/1.05 Georgia, serif; }
.lede { max-width: 620px; margin: 0 0 30px; color: var(--muted); font-size: 1.08rem; }
.stack { display: grid; gap: 10px; max-width: 480px; }
label { color: var(--muted); font-size: .9rem; font-weight: 700; }
input { width: 100%; border: 1px solid var(--line); border-radius: 9px; background: #160b20; color: var(--ink); padding: 13px 14px; outline: none; }
input:focus { border-color: var(--rose); box-shadow: 0 0 0 3px rgba(239,162,182,.16); }
.button { border: 0; border-radius: 9px; padding: 13px 18px; font-weight: 800; }
.button.primary { margin-top: 10px; background: linear-gradient(135deg, #d6818f, #a64f63); color: var(--ink); }
.button.quiet { border: 1px solid var(--line); background: transparent; color: var(--muted); }
.auth-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.auth-actions .button { margin-top: 0; }
.fine-print, .status { color: var(--muted); font-size: .86rem; }
.fine-print { max-width: 570px; margin: 26px 0 0; }
.status { min-height: 1.4em; margin: 18px 0 0; }
.device-panel { margin-top: 1.5rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.device-panel summary { cursor: pointer; font-weight: 650; }
.device-list { display: grid; gap: .55rem; }
.device-authorize { margin: 1rem 0; }
.qr-panel { display: grid; justify-items: start; gap: .5rem; margin-top: 1rem; border: 1px solid var(--line); border-radius: .75rem; padding: 1rem; background: #160b20; }
.qr-panel img { width: min(260px, 100%); aspect-ratio: 1; border-radius: .5rem; background: white; padding: .5rem; }
.device-item { display: flex; align-items: center; justify-content: space-between; gap: 1rem; border: 1px solid var(--line); border-radius: .75rem; padding: .65rem .75rem; color: var(--muted); }
.section-heading { display: flex; justify-content: space-between; align-items: start; gap: 18px; margin-bottom: 26px; }
.section-heading h1 { margin-bottom: 0; }
.room-list, .round-list { display: grid; gap: 12px; }
.room-button { width: 100%; border: 1px solid var(--line); border-radius: 12px; background: var(--panel-soft); color: var(--ink); padding: 18px; text-align: left; }
.room-button:hover, .room-button:focus-visible { border-color: var(--rose); }
.invite-form { display: grid; grid-template-columns: 1.3fr 1fr auto; align-items: end; gap: 12px; margin-top: 30px; border-top: 1px solid var(--line); padding-top: 26px; }
.created-invite { margin-top: 20px; border: 1px solid rgba(215,170,99,.4); border-radius: 12px; padding: 16px; background: rgba(215,170,99,.08); }
.created-invite p { margin: 0 0 6px; color: var(--muted); }
.created-invite .eyebrow { margin-bottom: 8px; }
.created-invite code { color: var(--gold); font-size: 1.35rem; font-weight: 800; letter-spacing: .08em; }
.ad-slot { min-height: 90px; margin: 0 0 24px; overflow: hidden; text-align: center; }
.ad-slot ins { display: block; min-height: 90px; }
select { width: 100%; border: 1px solid var(--line); border-radius: 9px; background: #160b20; color: var(--ink); padding: 13px 14px; }
.room-name { display: block; font: 1.4rem Georgia, serif; }
.room-meta { display: block; margin-top: 4px; color: var(--muted); font-size: .9rem; }
.empty-state { padding: 24px 0 0; color: var(--muted); }
.home-summary { display: grid; gap: 2px; margin: 28px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 22px 0; }
.home-summary .eyebrow { margin: 0; }
.home-summary strong { font: 3rem/1 Georgia, serif; color: var(--gold); }
.home-summary span { color: var(--muted); }
.home-shortcuts { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.back-link { border: 0; background: transparent; color: var(--rose); padding: 0; }
.thread-heading { margin-top: 24px; }
.lock-pill { border: 1px solid rgba(215,170,99,.4); border-radius: 999px; color: var(--gold); font-size: .78rem; padding: 7px 10px; white-space: nowrap; }
.round { border-top: 1px solid var(--line); padding: 22px 0; }
.round:first-child { border-top: 0; padding-top: 0; }
.round-title { margin: 0 0 6px; font: 1.45rem Georgia, serif; }
.round-meta { margin: 0 0 16px; color: var(--muted); font-size: .86rem; }
.response { border-radius: 10px; background: var(--panel-soft); padding: 14px 16px; }
.response + .response { margin-top: 8px; }
.response-label { display: block; color: var(--rose); font-size: .78rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.response-copy { margin: 5px 0 0; white-space: pre-wrap; }
.reply-form { display: grid; gap: 8px; margin-top: 18px; border-top: 1px solid var(--line); padding-top: 18px; }
.reply-status { margin: 18px 0 0; border-top: 1px solid var(--line); padding-top: 18px; color: var(--gold); font-size: .9rem; }
textarea { width: 100%; resize: vertical; border: 1px solid var(--line); border-radius: 9px; background: #160b20; color: var(--ink); padding: 13px 14px; }
@media (max-width: 600px) { .topbar { width: min(100% - 28px, 1120px); } .shell { width: min(100% - 20px, 760px); margin-top: 3vh; } .card { padding: 24px 20px; } .section-heading, .invite-form { grid-template-columns: 1fr; flex-direction: column; } .lock-pill { align-self: start; } }