/* vamp (working name): white page, ink type, one crimson for heat. */
:root {
  --bg: #ffffff; --card: #ffffff; --soft: #f6f6f4; --ink: #121316; --muted: #63666d; --faint: #a4a7ad; --line: #ececea; --line-2: #dcdcd8;
  --hot: #e0283f; --hot-soft: #fde8eb; --up: #12a150; --down: #d92d20;
  --shadow: 0 1px 2px rgba(18, 19, 22, .05), 0 14px 34px -16px rgba(18, 19, 22, .2);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 Geist, -apple-system, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; font-variant-numeric: tabular-nums; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.035em; line-height: 1.06; }
p { margin: 0; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.up { color: var(--up); } .down { color: var(--down); }

.bar .wrap { height: 64px; display: flex; align-items: center; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 600; font-size: 20px; letter-spacing: -0.04em; }
.logo i { width: 34px; height: 34px; border-radius: 10px; background: #fff; border: 1px solid var(--line-2); display: grid; place-items: center; }
.bar nav { display: flex; gap: 2px; flex: 1; }
.bar nav a { padding: 7px 12px; border-radius: 9px; color: var(--muted); font-size: 15px; font-weight: 500; }
.bar nav a:hover, .bar nav a.on { color: var(--ink); background: var(--soft); }
.live { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); white-space: nowrap; }
.live i { width: 7px; height: 7px; border-radius: 50%; background: var(--up); animation: pulse 1.6s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.banner { background: #fff6d6; color: #6b5300; font-size: 13.5px; text-align: center; padding: 7px 16px; border-bottom: 1px solid #f0e2a8; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 20px; border-radius: 12px; border: 1px solid transparent; background: var(--ink); color: #fff; font-weight: 600; font-size: 15.5px; cursor: pointer; white-space: nowrap; transition: transform .12s, background .15s, opacity .15s; }
.btn:hover { background: #2c2e33; } .btn:active { transform: scale(.98); } .btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.hot { background: var(--hot); } .btn.hot:hover { background: #c81f35; }
.btn.plain { background: var(--card); color: var(--ink); border-color: var(--line-2); } .btn.plain:hover { background: var(--soft); }
.btn.sm { height: 34px; padding: 0 13px; font-size: 13.5px; border-radius: 9px; } .btn.wide { width: 100%; } .btn.big { height: 54px; font-size: 17px; border-radius: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; }
.chip { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 9px; border-radius: 99px; background: var(--soft); color: var(--muted); font-size: 12.5px; font-weight: 500; white-space: nowrap; }
.chip.hot { background: var(--hot-soft); color: var(--hot); }
.in { width: 100%; height: 46px; padding: 0 14px; border-radius: 11px; border: 1px solid var(--line-2); background: #fff; outline: 0; transition: border-color .15s, box-shadow .15s; }
textarea.in { height: auto; padding: 11px 14px; resize: vertical; min-height: 70px; line-height: 1.45; }
.in::placeholder { color: var(--faint); } .in:focus { border-color: var(--ink); box-shadow: 0 0 0 4px var(--soft); } .in.bad { border-color: var(--down); }
.pic { border-radius: 50%; object-fit: cover; background: var(--soft); flex: none; display: block; }

section { padding: 56px 0 0; }
.head2 { margin-bottom: 16px; display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.head2 h2 { font-size: clamp(22px, 3vw, 28px); }
.foot { margin-top: 80px; border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: 13.5px; }
.foot p { max-width: 760px; }
.none { border: 1px dashed var(--line-2); border-radius: 16px; padding: 34px 20px; text-align: center; color: var(--muted); }
.drop { animation: drop .5s cubic-bezier(.2, .8, .2, 1); } @keyframes drop { from { opacity: 0; transform: translateY(-10px); background: var(--hot-soft); } }
@media (prefers-reduced-motion: reduce) { .drop, .live i { animation: none; } }
.bar nav a { white-space: nowrap; }
@media (max-width: 640px) { .bar .live { display: none; } .banner { font-size: 12.5px; } }
.veil { position: fixed; inset: 0; z-index: 50; background: rgba(18, 19, 22, .45); backdrop-filter: blur(6px); display: none; place-items: center; padding: 16px; } .veil.show { display: grid; }
.sheet { width: min(420px, 100%); padding: 24px; text-align: center; box-shadow: var(--shadow); } .sheet h2 { font-size: 25px; } .sheet p { color: var(--muted); margin: 8px 0 16px; } .sheet .done { display: flex; gap: 12px; align-items: center; text-align: left; padding: 10px; border-radius: 14px; background: var(--soft); margin-bottom: 14px; }
.banner { padding: 5px 16px; font-size: 13px; }
.cabtn { height: 34px; padding: 0 13px; border-radius: 99px; border: 1px solid var(--line-2); background: #fff; font-size: 13px; font-weight: 600; color: var(--ink); cursor: pointer; white-space: nowrap; } .cabtn:hover { border-color: var(--ink); }
@media (max-width: 640px) { .cabtn { padding: 0 10px; font-size: 12px; } }
@media (max-width: 760px) { .bar nav { display: none; } .bar .wrap { justify-content: space-between; } }