:root{--bg: #1b1d21;--panel: #262a30;--text: #e8e8e8;--muted: #9aa0a6;--accent: #5b9bd5;--danger: #c0504d;--win: #6bbf6b;--loss: #d9625f;font-family:system-ui,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0}a{color:var(--accent)}main{max-width:1000px;margin:0 auto;padding:16px}.nav{display:flex;align-items:center;gap:24px;padding:10px 20px;background:var(--panel)}.nav nav{display:flex;gap:16px;flex:1}.nav a{text-decoration:none;color:var(--muted)}.nav a.active,.nav .brand{color:var(--text)}.nav .brand{font-weight:700;font-size:1.1rem}.nav-user{display:flex;gap:12px;align-items:center}button,select,input{font:inherit;padding:8px 12px;border-radius:6px;border:1px solid #3a3f47;background:#30353d;color:var(--text)}button{cursor:pointer;background:var(--accent);border-color:transparent;color:#fff}button:disabled{opacity:.4;cursor:default}button.danger{background:var(--danger)}.nav-user 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#353a42}.win{color:var(--win)}.loss{color:var(--loss)}.draw{color:var(--muted)}.board-row{display:flex;gap:8px;align-items:stretch;min-width:0}.board-row>.board-wrap{flex:1;min-width:0}.eval-bar{position:relative;width:22px;flex:none;background:#1d1f23;border-radius:4px;overflow:hidden;display:flex;flex-direction:column-reverse}.eval-bar.flipped{flex-direction:column}.eval-bar-white{background:#f1f1f1;transition:height .25s ease}.eval-bar-label{position:absolute;left:0;right:0;font-size:.62rem;text-align:center;font-weight:700}.eval-bar-label.at-white{bottom:3px;color:#222}.eval-bar-label.at-black{top:3px;color:#eee}.eval-bar.flipped .eval-bar-label.at-white{bottom:auto;top:3px}.eval-bar.flipped .eval-bar-label.at-black{top:auto;bottom:3px}.analyze-box{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.analyze-box 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kingWobbleCheck{0%,to{transform:rotate(0)}20%{transform:rotate(-12deg)}40%{transform:rotate(10deg)}60%{transform:rotate(-7deg)}80%{transform:rotate(4deg)}}@keyframes kingWobbleMate{0%,to{transform:rotate(0) scale(1)}15%{transform:rotate(-16deg) scale(1.06)}35%{transform:rotate(14deg) scale(1.06)}55%{transform:rotate(-10deg) scale(1.03)}75%{transform:rotate(6deg)}}.mate-banner{position:absolute;right:10px;top:50%;z-index:20;transform:translateY(-50%);padding:.4em .9em;border-radius:10px;font-weight:800;font-size:clamp(.95rem,3.4vw,1.4rem);letter-spacing:.02em;color:#fff;white-space:nowrap;pointer-events:none;animation:mateFade .45s ease-out both}.mate-win{background:#1f5fae;box-shadow:0 0 0 3px #78b4ff8c,0 0 28px 10px #5096ffbf,0 0 70px 24px #5096ff59}.mate-loss{background:#a82626;box-shadow:0 0 0 3px #ff82828c,0 0 28px 10px #eb3c3cbf,0 0 70px 24px #eb3c3c59}.mate-neutral{background:#3b4350;box-shadow:0 0 0 3px #ffffff4d,0 0 24px 8px #ffffff38}@keyframes 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.avatar{width:46%!important;height:auto!important;aspect-ratio:1}.tile-label{font-weight:600;font-size:clamp(.8rem,2.4vw,1.05rem);line-height:1.15}.tile-hint{font-size:clamp(.65rem,1.9vw,.8rem);color:var(--muted);line-height:1.1}.tile-badge{position:absolute;top:8px;right:8px}@media (max-width: 800px),(orientation: landscape) and (max-height: 520px){.nav.on-home nav{display:none}}@media (max-width: 800px) and (orientation: portrait){.tiles{grid-template-columns:repeat(3,1fr);gap:10px}.tile{border-radius:14px;padding:6px}}@media (orientation: landscape) and (max-height: 520px){.welcome{max-width:none}.welcome h1{font-size:1.1rem;margin:2px 0 8px}.welcome-sub{display:none}.tiles{grid-template-columns:repeat(6,1fr);gap:8px}.tile{gap:2px;padding:4px;border-radius:12px}.tile-hint{display:none}.tile img,.tile .avatar{width:40%!important;max-height:40%}.tile-label{font-size:clamp(.7rem,1.7vw,.9rem)}}