:root{--cream:#f4eddf;--paper:#fff8ea;--ink:#111;--muted:#5c574f;--line:rgba(0,0,0,.13);--accent:#b41642}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--cream);color:var(--ink);font-family:Arial,Helvetica,sans-serif}
body{display:flex;justify-content:center}
.app{width:100%;max-width:520px;min-height:100vh;padding:20px 22px 14px;display:flex;flex-direction:column}
.logo{display:block;width:min(170px,43vw);margin:0 auto 28px;object-fit:contain}
.home-logo{width:min(210px,55vw);margin-bottom:28px}
.room-header{text-align:center;margin-top:2px}
.kicker{margin:0 0 8px;font-size:22px;line-height:1;letter-spacing:.22em;font-weight:900;text-transform:uppercase;color:#111}
.home-title{margin:0;color:#111;font-size:clamp(40px,12vw,66px);font-weight:900;letter-spacing:.06em;line-height:.96;text-transform:uppercase}
.room-title{margin:0;color:var(--accent);font-weight:900;font-size:clamp(40px,12vw,66px);line-height:.96;letter-spacing:.025em;text-transform:uppercase;word-break:normal;overflow-wrap:normal}
.room-title.long{font-size:clamp(30px,8.1vw,47px);line-height:1.02;letter-spacing:.012em}
body[data-lang="zh"] .room-title{font-size:clamp(46px,13vw,72px);letter-spacing:.02em}
body[data-lang="zh"] .room-title.long{font-size:clamp(42px,11vw,62px)}
.title-star{display:block;color:var(--accent);font-size:22px;line-height:1;margin:0 auto 10px}
.room-subtitle{margin:16px auto 0;max-width:355px;font-size:16px;line-height:1.25;font-weight:800;text-transform:uppercase}
body[data-lang="zh"] .room-subtitle{text-transform:none;font-size:18px}
.short-line{width:54px;height:5px;border-radius:9px;background:var(--accent);margin:18px auto 0}
.language-title{margin:32px 0 15px;text-align:center;text-transform:uppercase;font-size:14px;letter-spacing:.06em;color:var(--muted);font-weight:900}
.lang-list{display:grid;gap:11px;margin:0 auto;width:100%;max-width:360px}
.lang-btn{appearance:none;border:1px solid var(--line);background:rgba(255,255,255,.48);border-radius:10px;padding:15px 16px;display:flex;align-items:center;justify-content:space-between;font-size:18px;font-weight:900;color:var(--ink);text-align:left;cursor:pointer;box-shadow:0 1px 0 rgba(0,0,0,.04)}
.lang-btn:active{transform:translateY(1px)}
.lang-name{display:flex;gap:13px;align-items:center}
.lang-short{min-width:42px;color:var(--accent);font-weight:900;letter-spacing:.04em}
.chev{font-size:24px;color:var(--accent)}
.player{display:none;margin:30px auto 0;width:100%;max-width:390px;text-align:center}
.selected-lang{font-weight:900;margin:10px 0 20px;text-transform:uppercase;letter-spacing:.02em}
.play-circle{width:100px;height:100px;border-radius:50%;border:0;background:var(--accent);color:white;font-size:42px;line-height:100px;text-align:center;margin:10px auto 22px;cursor:pointer;box-shadow:0 10px 20px rgba(0,0,0,.12)}
audio{width:100%;accent-color:var(--accent)}
.help-note{margin:24px auto 0;max-width:350px;display:flex;gap:12px;align-items:center;justify-content:center;color:#27221d;font-size:15px;line-height:1.25}
.headphones{font-size:24px;color:var(--accent)}
.change-lang,.back-home{margin:20px auto 0;border:0;background:transparent;color:var(--accent);font-weight:900;text-transform:uppercase;text-decoration:underline;cursor:pointer;display:block}
.back-home{text-decoration:none;font-size:13px;margin-top:18px}
body[data-lang="zh"] .change-lang, body[data-lang="zh"] .back-home{text-transform:none}
.missing{margin:24px auto 0;max-width:360px;padding:14px;border:1px dashed var(--accent);border-radius:10px;color:var(--muted);text-align:center;font-weight:700}
.footer{margin-top:auto;padding-top:32px;text-align:center}
.color-strip{height:10px;display:grid;grid-template-columns:repeat(4,1fr);border-radius:2px;overflow:hidden}
.color-strip span:nth-child(1){background:#b41642}.color-strip span:nth-child(2){background:#0b7890}.color-strip span:nth-child(3){background:#e87800}.color-strip span:nth-child(4){background:#5f7f37}
.copyright{margin:12px 0 0;color:var(--muted);font-size:12px;font-weight:700}
.home-grid{display:grid;gap:12px;margin:28px auto 0;width:100%;max-width:380px}
.home-card{text-decoration:none;color:var(--ink);border:1px solid var(--line);border-left:9px solid var(--accent);border-radius:12px;padding:15px 16px;background:rgba(255,255,255,.42);font-weight:900}
.home-card span{font-size:18px}.home-card small{display:block;margin-top:4px;color:var(--muted);text-transform:uppercase;font-size:12px;line-height:1.25}
.reset-lang{margin:18px auto 0;display:block;border:0;background:transparent;color:var(--muted);font-size:12px;text-decoration:underline;cursor:pointer}
@media (max-width:380px){.app{padding-left:18px;padding-right:18px}.room-title.long{font-size:29px}.room-title{font-size:40px}.logo{width:145px}.home-logo{width:180px}}
@media (min-width:700px){body{align-items:center}.app{min-height:760px;border-radius:22px;margin:24px;background:var(--paper);box-shadow:0 18px 50px rgba(0,0,0,.12)}}