@import"https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Shippori+Mincho:wght@400;500;600;700;800&display=swap";:root{--text: #f6f1e7;--muted: rgba(246,241,231,.62);--ok: #8eb96a;--bad: #e27d7d;--line: rgba(214,188,112,.2);--accent: #d8b96a;--accent-strong: rgba(216,185,106,.36);--accent-soft: rgba(216,185,106,.18);--accent-glow: rgba(216,185,106,.14);--accent-ring: rgba(216,185,106,.16);--accent-radial: rgba(168,118,42,.18);--accent-secondary: rgba(120,24,35,.18);--accent-tertiary: rgba(214,188,112,.07);--bg-top: #171310;--bg-mid: #090807;--bg-bottom: #050505;--panel-top: rgba(255,255,255,.06);--panel-bottom: rgba(255,255,255,.02);--grid-line: rgba(255,255,255,.03);--dot-color: rgba(255,255,255,.08);--shadow: 0 20px 80px rgba(0,0,0,.45)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{margin:0}.eto-root{min-height:100vh;min-height:100dvh;color:var(--text);background:radial-gradient(circle at 20% 20%,var(--accent-radial),transparent 28%),radial-gradient(circle at 80% 15%,var(--accent-secondary),transparent 22%),radial-gradient(circle at 50% 85%,var(--accent-tertiary),transparent 30%),linear-gradient(180deg,var(--bg-top) 0%,var(--bg-mid) 52%,var(--bg-bottom) 100%);font-family:Shippori Mincho,serif;overflow:hidden;position:relative;transition:background .28s ease,color .28s ease}.eto-root:before,.eto-root:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.eto-root:before{background:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:40px 40px;-webkit-mask-image:radial-gradient(circle at center,black 32%,transparent 80%);mask-image:radial-gradient(circle at center,black 32%,transparent 80%);opacity:.16}.eto-root:after{background-image:radial-gradient(var(--dot-color) .6px,transparent .7px);background-size:18px 18px;opacity:.08}.grain{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:.08;background-image:radial-gradient(circle at 30% 20%,var(--dot-color) .6px,transparent 1px),radial-gradient(circle at 70% 65%,var(--dot-color) .6px,transparent 1px),radial-gradient(circle at 50% 90%,var(--dot-color) .6px,transparent 1px);background-size:24px 24px,28px 28px,20px 20px}.shell{position:relative;min-height:100vh;min-height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:14px;padding:24px;z-index:1}.topbar{display:flex;align-items:center;justify-content:center}.stamp,.hero,.segmented,.tile,.sheet-shell,.sheet-card,.combo-panel{border:1px solid var(--line);background:linear-gradient(180deg,var(--panel-top),var(--panel-bottom));box-shadow:var(--shadow)}.stamp{width:min(980px,100%);display:flex;align-items:center;gap:14px;padding:10px 14px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border-radius:999px}.stamp-mark{width:56px;min-width:56px;height:30px;padding:0 10px;display:grid;place-items:center;border-radius:999px;background:linear-gradient(180deg,var(--accent-soft),rgba(255,255,255,.06));border:1px solid var(--accent-soft);color:var(--accent);font-size:11px;letter-spacing:.12em;flex:0 0 auto}.stamp-copy{display:flex;flex-direction:column;gap:8px;line-height:1.05;flex:1 1 auto;min-width:0}.stamp-copy>span{font-size:11px;color:var(--muted);letter-spacing:.28em;text-transform:uppercase}.header-row{display:flex;align-items:center;gap:12px;min-width:0}.segmented{position:relative;display:inline-grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;padding:4px;border-radius:999px;min-width:0;width:100%;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.segment-pill{position:absolute;top:4px;left:4px;width:calc((100% - 20px)/4);height:calc(100% - 8px);border-radius:999px;background:linear-gradient(180deg,var(--accent-soft),rgba(255,255,255,.05));border:1px solid var(--accent-soft);box-shadow:0 10px 30px #00000029}.segment{position:relative;z-index:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--muted);padding:10px;border-radius:999px;cursor:pointer;font-family:inherit;font-size:13px;letter-spacing:.02em;white-space:nowrap;transition:color .18s ease,transform .18s ease}.segment.active{color:var(--text)}.segment:hover{transform:translateY(-1px)}.center{display:grid;place-items:center;min-height:0;padding:0}.center.center-top{place-items:start center;align-content:start}.hero{width:min(860px,100%);position:relative;border-radius:36px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);overflow:hidden}.hero:before{content:"";position:absolute;top:16px;right:16px;bottom:16px;left:16px;border:1px solid var(--accent-glow);border-radius:24px;pointer-events:none}.hero-inner{min-height:300px;display:grid;place-items:center;padding:32px 28px 24px;text-align:center;position:relative}.hero-stats{position:absolute;top:20px;right:24px;display:flex;gap:18px;align-items:flex-start;text-align:right}.hero-stat{display:grid;gap:2px}.hero-stat-label{font-size:9px;color:var(--muted);letter-spacing:.16em;text-transform:uppercase}.hero-stat-value{font-family:Cormorant Garamond,serif;font-size:24px;line-height:1;color:var(--text)}.year-kicker{color:var(--muted);letter-spacing:.32em;text-transform:uppercase;font-size:12px;margin-bottom:14px}.year{font-family:Cormorant Garamond,serif;font-size:clamp(46px,8vw,94px);line-height:.95;margin:0;letter-spacing:.02em}.formula{margin-top:12px;color:var(--muted);font-size:14px;letter-spacing:.08em}.mod-ring{margin:22px auto 0;width:min(240px,48vw);aspect-ratio:1;border-radius:999px;display:grid;place-items:center;position:relative;background:radial-gradient(circle at center,rgba(255,255,255,.02) 0 40%,transparent 41%),conic-gradient(from 180deg,rgba(255,255,255,.02),var(--accent-soft),rgba(255,255,255,.02),var(--accent-glow));box-shadow:inset 0 0 0 1px var(--accent-ring),0 0 80px var(--accent-glow)}.mod-ring:before,.mod-ring:after{content:"";position:absolute;border-radius:999px}.mod-ring:before{top:14px;right:14px;bottom:14px;left:14px;border:1px solid var(--accent-soft)}.mod-ring:after{top:30px;right:30px;bottom:30px;left:30px;border:1px dashed rgba(246,241,231,.14)}.mod-label{position:absolute;top:46px;left:50%;transform:translate(-50%);color:var(--muted);font-size:10px;letter-spacing:.28em;text-transform:uppercase}.mod-value{font-family:Cormorant Garamond,serif;font-size:clamp(74px,10vw,118px);line-height:.85;color:var(--text);text-shadow:0 0 20px var(--accent-glow)}.helper{margin-top:16px;min-height:24px;font-size:14px;color:var(--muted);letter-spacing:.04em}.helper.good{color:var(--ok)}.helper.bad{color:var(--bad)}.board-wrap,.combo-wrap{display:flex;align-items:flex-end;min-height:var(--board-reserved, 188px)}.board{width:min(980px,100%);margin:0 auto;display:grid;gap:12px;align-self:flex-end}.board.board-twelve{grid-template-columns:repeat(6,minmax(0,1fr))}.board.board-ten{grid-template-columns:repeat(5,minmax(0,1fr));width:min(860px,100%)}.combo-panel{width:min(980px,100%);margin:0 auto;border-radius:26px;padding:16px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;gap:14px}.combo-stack{display:grid;gap:12px}.combo-group{display:grid;gap:10px}.combo-group-label{color:var(--muted);font-size:11px;letter-spacing:.18em;text-transform:uppercase;text-align:center}.tile{position:relative;min-height:82px;border-radius:22px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);overflow:hidden;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease;color:var(--text);font-family:inherit;-moz-appearance:none;appearance:none;-webkit-appearance:none;animation:fadeUpIn .24s ease-out both}@keyframes fadeUpIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.tile:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,var(--accent-soft),transparent 35%,transparent 70%,rgba(255,255,255,.03));opacity:.7;pointer-events:none}.tile:hover{transform:translateY(-3px);border-color:var(--accent-strong)}.tile:active{transform:translateY(-1px) scale(.992)}.tile.selected{border-color:var(--accent-strong);background:linear-gradient(180deg,var(--accent-soft),rgba(255,255,255,.04));box-shadow:0 0 0 1px var(--accent-soft),var(--shadow)}.tile.correct{border-color:#8eb96a75;background:linear-gradient(180deg,#8eb96a2e,#8eb96a0f)}.tile.wrong{border-color:#e27d7d75;background:linear-gradient(180deg,#e27d7d2e,#e27d7d0f);box-shadow:0 0 0 1px #e27d7d38,0 0 22px #e27d7d24,var(--shadow)}.tile-answer{border-color:var(--accent-strong);background:linear-gradient(180deg,var(--accent-soft),rgba(255,255,255,.04))}.tile-inner{position:relative;z-index:1;height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:10px 8px}.tile-kanji{font-size:32px;line-height:1;margin-bottom:6px}.tile-reading{font-size:10px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}.sheet-shell{width:min(980px,100%);height:100%;min-height:0;align-self:stretch;justify-self:center;margin:0 auto;border-radius:30px;padding:12px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:grid}.sheet-stack{width:100%;height:100%;min-height:0;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:repeat(2,minmax(0,1fr));gap:14px;align-items:stretch}.sheet-card{min-height:0;overflow:hidden;border-radius:22px;padding:14px 10px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center}.wheel-host{display:grid;place-items:center;width:100%;height:100%;min-height:0}.memory-wheel{position:relative;height:100%;width:auto;max-width:100%;max-height:100%;aspect-ratio:1;border-radius:999px;display:grid;place-items:center;background:radial-gradient(circle at center,rgba(255,255,255,.03) 0 28%,transparent 29%),radial-gradient(circle at center,transparent 0 54%,rgba(255,255,255,.08) 55% 56%,transparent 57%),linear-gradient(180deg,#ffffff0f,#ffffff05);box-shadow:inset 0 0 0 1px var(--wheel-ring),0 22px 48px #00000047}.memory-wheel:before{content:"";position:absolute;top:12%;right:12%;bottom:12%;left:12%;border-radius:999px;border:1px dashed var(--wheel-soft)}.wheel-core{width:30%;aspect-ratio:1;border-radius:999px;display:grid;place-items:center;background:linear-gradient(180deg,var(--wheel-soft),rgba(255,255,255,.06));border:1px solid var(--wheel-ring);box-shadow:inset 0 0 0 1px #ffffff1f;text-align:center;padding:6px}.wheel-core-title{font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}.wheel-core-value{font-family:Cormorant Garamond,serif;font-size:30px;line-height:1;margin-top:1px;color:var(--text)}.wheel-divider{position:absolute;top:50%;left:50%;width:2px;height:49%;transform-origin:center bottom;background:linear-gradient(180deg,var(--wheel-strong),transparent 84%);opacity:.95}.wheel-item{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(92px,var(--item-width, 20%));display:grid;place-items:center;text-align:center}.wheel-kanji{font-size:var(--wheel-kanji-size, clamp(24px, 3vw, 40px));line-height:1;font-weight:700;letter-spacing:0;color:var(--text);text-shadow:0 4px 16px rgba(0,0,0,.28)}.wheel-index{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:var(--wheel-index-size, clamp(10px, 1vw, 14px));font-weight:700;line-height:1;letter-spacing:0;color:#f1ede6ad;text-shadow:0 2px 10px rgba(0,0,0,.32)}@media(max-width:900px){.board-wrap,.combo-wrap{min-height:270px}.shell{padding:18px}.hero-inner{min-height:280px;padding:28px 20px 22px}.board.board-twelve{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:720px){.board-wrap,.combo-wrap{min-height:184px}.sheet-shell{padding:10px}.sheet-stack{gap:10px}.shell{padding:14px;gap:12px}.stamp{padding:10px 12px;border-radius:28px}.stamp-copy>span{display:none}.header-row{gap:8px}.segment{padding:9px 6px;font-size:10px;letter-spacing:.01em}.hero{border-radius:28px}.hero:before{top:12px;right:12px;bottom:12px;left:12px;border-radius:18px}.hero-inner{min-height:224px;padding:18px 14px 16px}.hero-stats{top:16px;right:16px;gap:12px}.hero-stat-label{font-size:8px}.hero-stat-value{font-size:18px}.year-kicker{font-size:10px;margin-bottom:8px}.year{font-size:clamp(40px,12vw,58px)}.formula{margin-top:8px;font-size:12px}.mod-ring{margin-top:14px;width:min(150px,36vw)}.mod-ring:before{top:10px;right:10px;bottom:10px;left:10px}.mod-ring:after{top:22px;right:22px;bottom:22px;left:22px}.mod-label{top:29px;font-size:8px;letter-spacing:.18em}.mod-value{font-size:clamp(54px,15vw,82px)}.helper{margin-top:10px;min-height:18px;font-size:12px}.combo-panel{padding:12px;border-radius:20px}.combo-group-label{font-size:10px}.board{gap:8px}.tile{min-height:56px;border-radius:16px}.tile-inner{padding:8px 4px}.tile-kanji{font-size:26px;margin-bottom:0}.tile-reading{display:none}.sheet-card{padding:10px 6px;border-radius:16px}.wheel-item{width:min(82px,var(--item-width, 22%))}.wheel-kanji{font-size:var(--wheel-kanji-size-mobile, clamp(20px, 3.2vw, 32px))}.wheel-index{font-size:var(--wheel-index-size-mobile, clamp(8px, 1.1vw, 11px))}.wheel-core-title{font-size:9px;letter-spacing:.08em}.wheel-core-value{font-size:22px}}@media(max-width:560px){.board-wrap,.combo-wrap{min-height:184px}.stamp-mark{display:none}.segment{font-size:9px;padding:8px 3px;letter-spacing:0}.board.board-twelve{grid-template-columns:repeat(4,minmax(0,1fr))}.board.board-ten{grid-template-columns:repeat(5,minmax(0,1fr))}.wheel-item{width:min(72px,var(--item-width, 24%))}}@media(max-width:420px){.board-wrap,.combo-wrap{min-height:166px}.sheet-shell{padding:8px}.sheet-stack{gap:8px}.shell{padding:12px;gap:10px}.stamp{padding:8px 10px}.segment{font-size:8px;padding:8px 1px}.hero-inner{min-height:208px;padding:16px 10px 14px}.hero-stats{top:14px;right:12px;gap:10px}.hero-stat-value{font-size:16px}.mod-ring{width:min(138px,38vw)}.combo-panel{padding:10px;border-radius:18px}.tile{min-height:50px}.tile-kanji{font-size:24px}.wheel-item{width:min(62px,var(--item-width, 25%))}.wheel-core-title{font-size:8px}.wheel-core-value{font-size:18px}}