:root{color-scheme:light;--bg: #f2efe7;--surface: #fff9ee;--ink: #1f1f1f;--accent: #15616d;--danger: #b63c35;--warn: #d97706;--shadow: rgba(17, 24, 39, .18)}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,sans-serif;color:var(--ink);background:radial-gradient(circle at 10% -10%,#ffe1c6 0%,transparent 50%),radial-gradient(circle at 110% 20%,#d4f6f6 0%,transparent 46%),var(--bg);min-height:100vh}.app-shell{max-width:1200px;margin:0 auto;padding:16px 14px 140px}.top-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.top-bar h1{font-size:1.5rem;margin:0;letter-spacing:.02em}.status-pill{padding:6px 10px;border-radius:999px;background:#e8efe8;font-size:.9rem}.join-panel{max-width:420px;margin:30px auto;background:var(--surface);border-radius:18px;box-shadow:0 12px 30px var(--shadow);padding:20px;display:grid;gap:12px}.join-panel label,.config-panel label{display:grid;gap:6px;font-size:.9rem}input,select,button{font:inherit}input,select{border:1px solid #c9c3b4;border-radius:8px;padding:8px 10px;background:#fff}button{border:none;border-radius:10px;background:var(--accent);color:#fff;padding:9px 12px;cursor:pointer;transition:transform .12s ease}button:hover{transform:translateY(-1px)}button:disabled{background:#9ca3af;cursor:not-allowed;transform:none}button.small{padding:5px 8px;font-size:.75rem}.row-buttons{display:flex;gap:8px}.board-layout{display:grid;gap:12px;grid-template-columns:330px minmax(0,1fr)}.summary-panel,.table-panel{background:var(--surface);border-radius:16px;box-shadow:0 10px 30px var(--shadow);padding:12px}.discard-zone{display:flex;align-items:center;gap:16px}.card-face{width:76px;height:108px;border-radius:10px;display:grid;place-items:center;color:#fff;font-weight:700;font-size:1.2rem;box-shadow:inset 0 0 0 3px #ffffff40}.players-zone{margin-top:10px;display:grid;gap:8px}.player-row{border:1px solid #d2cdc0;border-radius:10px;padding:8px;display:grid;gap:3px}.player-row.turn{border-color:var(--warn);background:#fff3db}.player-sub{font-size:.8rem;color:#6b7280}.log-zone{margin-top:12px}.log-zone ul{margin:0;padding-left:20px;max-height:220px;overflow:auto;font-size:.88rem}.result-zone{margin-top:10px;padding:8px;background:#fff4df;border-radius:10px}.hand-fan{position:fixed;left:50%;bottom:92px;transform:translate(-50%);width:min(90vw,720px);height:210px;pointer-events:none}.hand-card{position:absolute;left:50%;bottom:0;width:72px;height:102px;margin-left:-36px;border-radius:10px;border:2px solid rgba(255,255,255,.7);color:#fff;font-weight:700;pointer-events:auto;transition:transform .14s ease,bottom .14s ease,box-shadow .14s ease}.hand-card.selected{bottom:24px;box-shadow:0 8px 18px var(--shadow)}.hand-card.blocked{filter:grayscale(.4);opacity:.75}.action-bar{position:fixed;left:0;right:0;bottom:0;padding:10px 12px;display:flex;gap:8px;overflow-x:auto;align-items:center;background:#16171ceb;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.action-bar button{white-space:nowrap}.color-picker{margin-left:auto;color:#fff;display:flex;align-items:center;gap:6px}.toast{position:fixed;right:14px;top:14px;background:var(--danger);color:#fff;padding:10px 12px;border-radius:8px;max-width:320px;box-shadow:0 8px 20px var(--shadow)}.red{background:#c83f31}.yellow{background:#d8a109}.green{background:#177b42}.blue{background:#215fbe}.wild{background:linear-gradient(125deg,#c83f31,#d8a109 40%,#177b42 70%,#215fbe)}@media (max-width: 900px){.board-layout{grid-template-columns:1fr}.hand-fan{height:170px;bottom:96px}.hand-card{width:64px;height:92px;margin-left:-32px}}