/* Playtest Platform — C-end */
:root {
  --bg: #0b1020;
  --bg2: #121a2f;
  --card: #161f38;
  --card2: #1c2744;
  --line: rgba(255,255,255,.08);
  --text: #eef2ff;
  --muted: #9aa6c2;
  --accent: #6ee7b7;
  --accent2: #38bdf8;
  --warn: #fbbf24;
  --danger: #fb7185;
  --radius: 16px;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --font: "Segoe UI", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.55; }
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
.container { width: min(1080px, 92vw); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(11,16,32,.82);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .02em; color: var(--text); text-decoration: none; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid; place-items: center; color: #062016; font-weight: 900;
}
.nav { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.nav a, .chip-btn {
  color: var(--muted); padding: 8px 12px; border-radius: 999px; font-size: .92rem;
}
.nav a:hover, .chip-btn:hover { background: var(--card); color: var(--text); text-decoration: none; }
.nav a.active { background: var(--card2); color: var(--text); }
.lang-toggle {
  border: 1px solid var(--line); background: transparent; color: var(--text);
  border-radius: 999px; padding: 7px 12px; cursor: pointer;
}
.hero {
  padding: 48px 0 28px;
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(110,231,183,.18), transparent 60%),
    radial-gradient(700px 360px at 90% 0%, rgba(56,189,248,.16), transparent 55%);
}
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.15; margin: 0 0 14px; }
.hero p.lead { font-size: 1.12rem; color: var(--muted); max-width: 42rem; margin: 0 0 22px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: none; border-radius: 12px; padding: 14px 20px; font-weight: 700;
  cursor: pointer; font-size: 1rem; text-decoration: none !important;
}
.btn-primary { background: linear-gradient(135deg, #34d399, #22d3ee); color: #042f2e; }
.btn-primary:hover { filter: brightness(1.05); }
.btn-secondary { background: var(--card2); color: var(--text); border: 1px solid var(--line); }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); }
.btn-sm { padding: 9px 14px; font-size: .9rem; border-radius: 10px; }
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 28px 0 8px;
}
.step {
  background: rgba(255,255,255,.03); border: 1px solid var(--line);
  border-radius: 14px; padding: 14px; min-height: 96px;
}
.step .n {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--card2); display: grid; place-items: center;
  font-weight: 800; color: var(--accent); margin-bottom: 8px; font-size: .85rem;
}
.step h3 { margin: 0 0 4px; font-size: .98rem; }
.step p { margin: 0; color: var(--muted); font-size: .86rem; }
.section { padding: 28px 0 48px; }
.section h2 { margin: 0 0 6px; font-size: 1.45rem; }
.section .sub { color: var(--muted); margin: 0 0 18px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card {
  background: linear-gradient(180deg, var(--card), var(--card2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 10px;
  transition: transform .15s ease, border-color .15s;
}
.card:hover { transform: translateY(-2px); border-color: rgba(110,231,183,.35); }
.badges { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
  font-size: .72rem; font-weight: 700; letter-spacing: .04em;
  padding: 4px 8px; border-radius: 999px; background: #243044; color: #9db4d0;
}
.badge.pay { background: rgba(110,231,183,.15); color: var(--accent); }
.badge.warn { background: rgba(251,191,36,.15); color: var(--warn); }
.badge.open { background: rgba(56,189,248,.15); color: var(--accent2); }
.card h3 { margin: 0; font-size: 1.15rem; }
.meta { color: var(--muted); font-size: .88rem; }
.hook { color: #c9d4ef; font-size: .94rem; margin: 0; flex: 1; }
.card .actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow);
}
.panel + .panel { margin-top: 14px; }
label { display: block; font-size: .9rem; color: var(--muted); margin-bottom: 6px; }
input, select, textarea {
  width: 100%; background: #0d1428; color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; font: inherit; margin-bottom: 14px;
}
textarea { min-height: 96px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.hint { font-size: .85rem; color: var(--muted); margin-top: -8px; margin-bottom: 12px; }
.stepper {
  display: flex; gap: 6px; flex-wrap: wrap; margin: 0 0 18px;
}
.stepper .s {
  flex: 1; min-width: 110px; text-align: center;
  padding: 10px 8px; border-radius: 12px; border: 1px solid var(--line);
  color: var(--muted); font-size: .82rem; background: rgba(255,255,255,.02);
}
.stepper .s.on { color: #042f2e; background: linear-gradient(135deg, #34d399, #22d3ee); border-color: transparent; font-weight: 700; }
.stepper .s.done { color: var(--accent); border-color: rgba(110,231,183,.4); }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 8px 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.room-code {
  font-size: 2rem; font-weight: 900; letter-spacing: .18em;
  font-variant-numeric: tabular-nums;
  background: #0d1428; border: 1px dashed rgba(110,231,183,.45);
  border-radius: 14px; padding: 16px; text-align: center; margin: 8px 0 16px;
}
.tips-bar {
  position: sticky; bottom: 0; z-index: 30;
  background: rgba(18,26,47,.95); border-top: 1px solid var(--line);
  padding: 10px 0; backdrop-filter: blur(10px);
}
.tips-inner { display: flex; justify-content: space-between; gap: 12px; align-items: center; flex-wrap: wrap; }
.footer { padding: 28px 0 40px; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--line); margin-top: 24px; }
.ok-icon {
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(110,231,183,.18); color: var(--accent);
  display: grid; place-items: center; font-size: 1.8rem; margin-bottom: 12px;
}
.table-frame {
  width: 100%; min-height: 70vh; border: 1px solid var(--line);
  border-radius: 14px; background: #0d1428;
}
.alert {
  border-left: 3px solid var(--warn); background: rgba(251,191,36,.08);
  padding: 12px 14px; border-radius: 10px; color: #fde68a; margin-bottom: 14px;
}
.alert.info { border-left-color: var(--accent2); background: rgba(56,189,248,.08); color: #bae6fd; }
@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; }
  .hero { padding-top: 28px; }
}

.badge.tier-a { background: rgba(110,231,183,.18); color: var(--accent); }
.badge.tier-b { background: rgba(56,189,248,.15); color: var(--accent2); }
.badge.tier-c { background: rgba(251,191,36,.12); color: var(--warn); }
.badge.mode { background: rgba(255,255,255,.06); color: var(--muted); }
.alert.warn { border-left-color: var(--warn); background: rgba(251,191,36,.08); color: #fde68a; }
.honest-banner {
  margin: 0 0 16px; padding: 12px 14px; border-radius: 12px;
  border: 1px solid rgba(251,191,36,.35); background: rgba(251,191,36,.08);
  color: #fde68a; font-size: .92rem;
}

/* Compliance tier-2 */
.compliance-banner {
  position: sticky; top: 0; z-index: 50;
  background: #3b1d0f;
  border-bottom: 1px solid rgba(251,191,36,.45);
  color: #fde68a;
  font-size: .82rem;
  padding: 8px 12px;
  text-align: center;
  line-height: 1.4;
}
.compliance-banner a { color: #93c5fd; }
.compliance-banner .cb-warn { color: #fb7185; font-weight: 700; }
.compliance-banner .cb-links { opacity: .95; margin-left: 6px; }
body.has-compliance-banner .topbar { top: 0; }
.consent-overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(0,0,0,.72);
  display: grid; place-items: center;
  padding: 16px;
}
.consent-card {
  width: min(560px, 94vw);
  background: var(--card);
  border: 1px solid rgba(251,191,36,.4);
  border-radius: 16px;
  padding: 22px 20px;
  box-shadow: var(--shadow);
  max-height: 90vh; overflow: auto;
}
.consent-card h2 { margin: 0 0 10px; font-size: 1.25rem; }
.consent-card ul { margin: 10px 0 14px; padding-left: 1.2rem; color: var(--muted); font-size: .92rem; }
.consent-card li { margin: 6px 0; }
.consent-check { display: flex; gap: 10px; align-items: flex-start; color: var(--text); font-size: .92rem; }
.consent-check input { width: auto; margin: 4px 0 0; }
.badge.nofee { background: rgba(110,231,183,.12); color: var(--accent); }
.invite-box { max-width: 420px; margin: 0 auto; }