:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;--bg:#f6f8fc;--surface:#fff;--surface-soft:#eef3fa;--surface-strong:#e6edf7;--text:#182033;--muted:#6f7a8c;--faint:#98a3b4;--line:#dde5f0;--line-strong:#afc3dd;--accent:#356fd6;--accent-soft:#e7efff;--accent-ink:#2254b1;--same-highlight:#ffe0a3;--same-highlight-border:#dfa13b;--success:#2e9f75;--success-soft:#e5f6ef;--danger:#d95c5c;--danger-soft:#fff0f0;--shadow:0 18px 50px #475e811a;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#111722;--surface:#192130;--surface-soft:#202b3c;--surface-strong:#29364a;--text:#f1f5fb;--muted:#aeb9ca;--faint:#7e8ba0;--line:#2e3b50;--line-strong:#526682;--accent:#73a0f3;--accent-soft:#203659;--accent-ink:#a7c5ff;--same-highlight:#5b431f;--same-highlight-border:#d9a54f;--success:#55c99a;--success-soft:#173d32;--danger:#f08484;--danger-soft:#49282c;--shadow:0 18px 50px #00000038}*{box-sizing:border-box}html{background:var(--bg);min-width:320px;min-height:100%}body{background:var(--bg);min-width:320px;min-height:100dvh;color:var(--text);margin:0}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit;font:inherit}button:focus-visible,a:focus-visible,input:focus-visible+.switch{outline:3px solid color-mix(in srgb, var(--accent) 34%, transparent);outline-offset:3px}button:active:not(:disabled),a:active{transform:translateY(1px)}a{color:inherit;text-decoration:none}.app-frame{min-height:100dvh}.desktop-rail{display:none}.page-stage{min-height:100dvh;padding-bottom:calc(88px + env(safe-area-inset-bottom))}.page-stage.without-mobile-nav{padding-bottom:0}.content-page{width:min(100%,1180px);margin:0 auto;padding:14px 16px 40px}.page-header{grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;min-height:74px;margin-bottom:14px;display:grid}.page-header>div:nth-child(2){text-align:center;min-width:0}.page-header p,.section-kicker{color:var(--accent);letter-spacing:.08em;margin:0 0 3px;font-size:12px;font-weight:700}.page-header h1{letter-spacing:-.04em;margin:0;font-size:clamp(22px,6vw,30px);line-height:1.1}.page-header-action{place-items:center;display:grid}.icon-button{border:1px solid var(--line);background:var(--surface);width:44px;height:44px;color:var(--text);cursor:pointer;border-radius:50%;place-items:center;padding:0;display:inline-grid}.brand-mark,.profile-symbol{color:#fff;background:var(--accent);place-items:center;font-weight:800;text-decoration:none;display:grid}.mobile-nav{z-index:20;min-height:72px;padding:6px 4px max(6px, env(safe-area-inset-bottom));border-top:1px solid var(--line);background:color-mix(in srgb, var(--surface) 94%, transparent);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);grid-template-columns:repeat(5,minmax(0,1fr));display:grid;position:fixed;bottom:0;left:0;right:0}.mobile-nav a{min-width:0;min-height:54px;color:var(--muted);border-radius:12px;align-content:center;justify-items:center;gap:2px;padding:4px 2px;font-size:10px;font-weight:650;display:grid}.mobile-nav a span{text-align:center;overflow-wrap:anywhere;max-width:100%;line-height:1.15;display:block}.mobile-nav a.lab-nav-link span{max-width:3.2em}.mobile-nav a.active{color:var(--accent);background:var(--accent-soft)}.primary-button,.secondary-button,.text-button{white-space:nowrap;cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 18px;font-weight:700;display:inline-flex}.primary-button{color:#fff;border:1px solid var(--accent);background:var(--accent)}.secondary-button{color:var(--accent-ink);border:1px solid var(--line-strong);background:var(--surface)}.text-button{min-height:42px;color:var(--muted);background:0 0;border:0}.text-button.danger{color:var(--danger)}.soft-label{width:fit-content;color:var(--accent-ink);background:var(--accent-soft);border-radius:999px;padding:6px 10px;font-size:12px;font-weight:750;display:inline-flex}.resume-card{border:1px solid var(--line);background:var(--surface);min-height:272px;box-shadow:var(--shadow);border-radius:20px;grid-template-columns:minmax(0,1fr) minmax(136px,42%);align-items:center;gap:16px;padding:24px 18px;display:grid;position:relative;overflow:hidden}.resume-card:after{content:"";background:var(--accent-soft);border-radius:50%;width:180px;height:180px;position:absolute;top:-110px;right:-90px}.resume-copy{z-index:1;flex-direction:column;align-items:flex-start;display:flex;position:relative}.resume-copy h2,.classic-training-card h2{letter-spacing:-.055em;margin:14px 0 7px;font-size:clamp(24px,6vw,40px);line-height:1.08}.resume-copy p,.classic-training-card p{max-width:38ch;color:var(--muted);margin:0 0 20px;font-size:14px;line-height:1.65}.mini-board{z-index:1;aspect-ratio:1;border:2px solid var(--line-strong);background:var(--surface);border-radius:12px;grid-template-columns:repeat(9,1fr);width:100%;display:grid;position:relative;overflow:hidden}.mini-board span{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0;color:var(--muted);place-items:center;font-size:clamp(6px,1.6vw,12px);font-weight:700;display:grid}.mini-board span:nth-child(3n){border-right-color:var(--line-strong)}.mini-board span:nth-child(n+19):nth-child(-n+27),.mini-board span:nth-child(n+46):nth-child(-n+54){border-bottom-color:var(--line-strong)}.mini-board span.filled{color:var(--text)}.metric-strip{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:repeat(3,1fr);margin:14px 0;padding:16px 8px;display:grid}.metric-strip div{grid-template-columns:auto auto;justify-content:center;align-items:center;column-gap:6px;display:grid;position:relative}.metric-strip div+div:before{content:"";border-left:1px solid var(--line);height:38px;position:absolute;left:0}.metric-strip svg{color:var(--accent)}.metric-strip strong{font-variant-numeric:tabular-nums;font-size:19px}.metric-strip span{color:var(--muted);text-align:center;grid-column:1/-1;margin-top:2px;font-size:11px}.home-side-stack{display:contents}.section-block{border:1px solid var(--line);background:var(--surface);border-radius:20px;margin-top:14px;padding:20px}.daily-card{justify-content:space-between;align-items:center;gap:18px;display:flex}.daily-card>div{align-items:center;gap:14px;display:flex}.daily-card>div>svg{color:var(--accent);flex:none}.daily-card h2,.section-heading h2{letter-spacing:-.025em;margin:0;font-size:18px}.daily-card span{color:var(--muted);margin-top:4px;font-size:12px;display:block}.section-heading{justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:16px;display:flex}.section-heading a,.inline-action{color:var(--accent);align-items:center;gap:4px;font-size:13px;font-weight:750;display:inline-flex}.difficulty-preview{grid-template-columns:repeat(2,1fr);gap:10px;display:grid}.difficulty-preview a{background:var(--surface-soft);border-radius:14px;grid-template-columns:1fr auto;gap:9px;padding:15px;display:grid}.difficulty-preview a>span:first-child{font-size:13px;font-weight:700}.difficulty-preview strong{font-variant-numeric:tabular-nums;font-size:17px}.difficulty-preview small{color:var(--muted);font-size:11px}.tiny-track{background:var(--line);border-radius:999px;grid-column:1/-1;height:3px;overflow:hidden}.tiny-track i{border-radius:inherit;background:var(--accent);height:100%;display:block}.quiet-note{color:var(--muted);align-items:center;gap:10px;padding:18px 4px;font-size:12px;display:flex}.quiet-note p{margin:0}.classic-training-card{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:minmax(0,1fr) minmax(130px,34%);align-items:center;gap:22px;padding:24px;display:grid}.classic-training-copy h2{margin:12px 0 8px;font-size:clamp(25px,4vw,38px)}.classic-training-copy p{max-width:520px;color:var(--muted);margin:0 0 18px;font-size:13px;line-height:1.7}.training-difficulty-grid{grid-column:1/-1;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.training-difficulty-grid a{border:1px solid var(--line);background:var(--surface-soft);border-radius:14px;grid-template-columns:1fr auto;gap:8px;padding:13px 14px;display:grid}.training-difficulty-grid a>span{font-weight:750}.training-difficulty-grid strong{font-size:17px}.training-difficulty-grid small{color:var(--muted);font-size:10px}.training-difficulty-grid i{background:var(--line);border-radius:999px;grid-column:1/-1;height:4px;overflow:hidden}.training-difficulty-grid b{border-radius:inherit;background:var(--accent);height:100%;display:block}.upcoming-section{border-top:1px solid var(--line);grid-template-columns:auto minmax(0,1fr);align-items:center;gap:22px;padding:16px 18px;display:grid}.upcoming-section h2{margin:3px 0 0;font-size:15px}.upcoming-list{grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;display:grid}.upcoming-list>span{background:var(--surface-soft);min-height:46px;color:var(--muted);border-radius:10px;grid-template-columns:auto 1fr;align-items:center;gap:2px 6px;padding:8px 10px;font-size:12px;display:grid}.upcoming-list small{color:var(--faint);grid-column:2;font-size:9px}.difficulty-tabs{border:1px solid var(--line);background:var(--surface);border-radius:16px;grid-template-columns:repeat(4,1fr);gap:6px;padding:5px;display:grid}.difficulty-tabs a,.difficulty-tabs button{min-height:42px;color:var(--muted);text-align:center;white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:12px;justify-content:center;align-items:center;padding:0 12px;font-weight:700;line-height:1;display:flex}.difficulty-tabs .active{background:var(--accent);color:#fff}.level-grid{grid-template-columns:repeat(5,1fr);gap:12px;display:grid}.levels-body{align-content:start;gap:14px;min-height:0;display:grid}.levels-meta{justify-content:space-between;align-items:center;gap:14px;padding:2px 4px;display:flex}.levels-meta>strong{font-size:13px}.levels-meta>div{align-items:center;gap:14px;display:flex}.levels-meta span{color:var(--muted);align-items:center;gap:5px;font-size:11px;display:inline-flex}.level-state{background:var(--surface-strong);border-radius:3px;width:9px;height:9px}.level-state.completed{background:var(--accent-soft);box-shadow:inset 0 0 0 1px var(--accent)}.level-state.current{background:var(--surface);box-shadow:inset 0 0 0 2px var(--accent)}.level-state.locked{background:var(--surface-strong)}.level-grid button{aspect-ratio:1;border:1px solid var(--line);background:var(--surface);color:var(--accent);cursor:pointer;border-radius:16px;place-items:center;font-size:18px;font-weight:750;display:grid;position:relative;box-shadow:0 8px 22px #4b638512}.level-grid button:disabled{color:var(--faint);background:var(--surface-soft);box-shadow:none;cursor:not-allowed}.level-grid button.completed{background:var(--accent-soft)}.level-grid button.current{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.level-grid button.completed span{font-size:9px;position:absolute;bottom:5px;right:7px}.levels-hint,.settings-note{color:var(--muted);text-align:center;margin:4px auto 0;font-size:12px}.ranking-list{gap:10px;min-height:0;margin-top:4px;display:grid;overflow:auto}.ranking-mode-tabs{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.ranking-mode-tabs button{border:1px solid var(--line);background:var(--surface);min-height:48px;color:var(--muted);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:7px;font-weight:750;display:inline-flex}.ranking-mode-tabs button.active{border-color:color-mix(in srgb, var(--accent) 38%, var(--line));background:var(--accent-soft);color:var(--accent-ink)}.ranking-mode-tabs svg{width:19px;height:19px}.ranking-overview{border:1px solid var(--line);background:var(--surface);border-radius:18px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;padding:16px 18px;display:grid}.ranking-overview>div{min-width:0}.ranking-overview span{color:var(--accent);font-size:11px;font-weight:800}.ranking-overview h2{margin:3px 0;font-size:18px}.ranking-overview p{color:var(--muted);margin:0;font-size:12px}.ranking-overview dl{grid-template-columns:repeat(2,minmax(86px,1fr));margin:0;display:grid}.ranking-overview dl div{border-left:1px solid var(--line);padding:2px 18px}.ranking-overview dt{color:var(--muted);font-size:11px}.ranking-overview dd{font-variant-numeric:tabular-nums;margin:4px 0 0;font-size:20px;font-weight:800}.ranking-overview dd small{color:var(--muted);font-size:11px;font-weight:650}.ranking-content{gap:10px;min-height:0;display:grid}.ranking-results{min-height:0}.ranking-difficulty-panel{border:1px solid var(--line);background:var(--surface);border-radius:18px;overflow:hidden}.ranking-difficulty-panel>header{border-bottom:1px solid var(--line);background:var(--surface-soft);gap:3px;padding:14px 16px;display:grid}.ranking-difficulty-panel>header span{color:var(--accent);font-size:10px;font-weight:800}.ranking-difficulty-panel>header strong{font-size:14px}.ranking-difficulty-panel>div{display:grid}.ranking-difficulty-panel button{border:0;border-top:1px solid var(--line);text-align:left;cursor:pointer;background:0 0;justify-content:space-between;align-items:center;gap:12px;min-height:62px;padding:10px 14px;display:flex}.ranking-difficulty-panel button:first-child{border-top:0}.ranking-difficulty-panel button.active{background:var(--accent-soft)}.ranking-difficulty-panel button>span{gap:3px;display:grid}.ranking-difficulty-panel button>span:last-child{justify-items:end}.ranking-difficulty-panel button small{color:var(--muted);font-size:10px}.ranking-difficulty-panel button b{font-variant-numeric:tabular-nums;font-size:13px}.ranking-list article{border:1px solid var(--line);background:var(--surface);border-radius:16px;grid-template-columns:42px minmax(0,1fr) auto;align-items:center;gap:12px;padding:16px;display:grid}.ranking-list article.is-current-user{border-color:color-mix(in srgb, var(--accent) 45%, transparent);background:color-mix(in srgb, var(--accent) 8%, transparent)}.ranking-list article>div strong{align-items:center;gap:.35rem;display:inline-flex}.rank-number{background:var(--accent-soft);width:38px;height:38px;color:var(--accent-ink);border-radius:12px;place-items:center;font-weight:800;display:grid}.ranking-list article>div{gap:3px;display:grid}.ranking-list article>div span,.ranking-list dt{color:var(--muted);font-size:11px}.ranking-list dl{gap:14px;margin:0;display:flex}.ranking-list dl div{grid-template-columns:auto auto;gap:1px 4px;display:grid}.ranking-list dd{text-align:right;grid-column:1/-1;margin:0;font-weight:750}.ranking-list svg{color:var(--accent)}.empty-state{min-height:310px;color:var(--muted);text-align:center;align-content:center;place-items:center;gap:8px;margin-top:18px;display:grid}.empty-state svg{color:var(--accent)}.empty-state h2,.empty-state p{margin:0}.empty-state p{font-size:13px}.profile-hero{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:15px;padding:20px;display:grid}.profile-symbol{border-radius:18px;width:58px;height:58px;font-size:22px}.profile-hero h2{margin:0;font-size:17px}.profile-hero p{color:var(--muted);margin:5px 0 0;font-size:12px}.rank-medal{--medal-base:#7c8591;--medal-edge:#dce1e7;--medal-deep:#525b67;--medal-ribbon:#707985;filter:drop-shadow(0 5px 8px #1f2b3d29);flex:none;width:58px;height:72px;display:inline-block;position:relative}.rank-medal-ribbon{border:1px solid color-mix(in srgb, var(--medal-edge) 48%, transparent);background:linear-gradient(90deg, var(--medal-ribbon) 0 34%, color-mix(in srgb, var(--medal-ribbon) 68%, white) 34% 43%, var(--medal-ribbon) 43% 57%, color-mix(in srgb, var(--medal-ribbon) 68%, white) 57% 66%, var(--medal-ribbon) 66%);clip-path:polygon(6% 0,94% 0,82% 100%,50% 82%,18% 100%);width:58%;height:53%;position:absolute;top:0;left:50%;transform:translate(-50%)}.rank-medal-face{z-index:1;aspect-ratio:1;border:2px solid var(--medal-edge);background:radial-gradient(circle at 36% 27%, color-mix(in srgb, var(--medal-base) 42%, white), var(--medal-base) 45%, var(--medal-deep) 100%);width:78%;box-shadow:inset 0 0 0 2px color-mix(in srgb, var(--medal-edge) 64%, transparent), inset 0 -5px 10px color-mix(in srgb, var(--medal-deep) 42%, transparent);border-radius:50%;place-items:center;display:grid;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.rank-medal-grid{aspect-ratio:1;border:1px solid color-mix(in srgb, var(--medal-edge) 82%, var(--medal-deep));background:color-mix(in srgb, var(--medal-base) 72%, var(--medal-deep));border-radius:3px;grid-template-columns:repeat(3,1fr);gap:1px;width:40%;padding:2px;display:grid}.rank-medal-grid i{border:1px solid color-mix(in srgb, var(--medal-edge) 58%, var(--medal-deep));background:0 0;border-radius:1px}.rank-medal-grid i.lit{background:var(--medal-edge);box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--medal-edge) 42%, white)}.rank-medal-star,.rank-medal-laurel{color:var(--medal-edge);text-shadow:0 1px 1px var(--medal-deep);font-style:normal;position:absolute}.rank-medal-star{font-size:24%;top:8%}.rank-medal-laurel{opacity:0;font-family:Georgia,serif;font-size:34%;font-weight:900;bottom:15%}.rank-medal-laurel-left{left:15%;transform:rotate(-20deg)}.rank-medal-laurel-right{right:15%;transform:rotate(20deg)}.rank-eliminator .rank-medal-laurel,.rank-reasoner .rank-medal-laurel,.rank-breaker .rank-medal-laurel,.rank-expert .rank-medal-laurel,.rank-master .rank-medal-laurel{opacity:1}.rank-observer{--medal-base:#a9683d;--medal-edge:#e8b888;--medal-deep:#704224;--medal-ribbon:#a96536}.rank-eliminator{--medal-base:#b9c0ca;--medal-edge:#f4f7fb;--medal-deep:#737d89;--medal-ribbon:#aeb9c8}.rank-reasoner{--medal-base:#356fd6;--medal-edge:#dbe8ff;--medal-deep:#173f91;--medal-ribbon:#275cb9}.rank-breaker{--medal-base:#7253af;--medal-edge:#eadfff;--medal-deep:#463073;--medal-ribbon:#6847a1}.rank-expert{--medal-base:#dba526;--medal-edge:#fff0b3;--medal-deep:#956910;--medal-ribbon:#e0a827}.rank-master{--medal-base:#20242b;--medal-edge:#f5cf66;--medal-deep:#080b10;--medal-ribbon:#1d2026}.rank-medal{filter:drop-shadow(0 5px 7px #1f2b3d29);width:58px;height:76px}.rank-medal-small{width:48px;height:64px}.rank-medal-large{width:78px;height:104px}.rank-medal img{object-fit:contain;width:100%;height:100%;display:block}.rank-medal.locked{filter:grayscale();opacity:.34}.player-avatar{border:3px solid var(--surface);color:#fff;background:var(--accent);box-shadow:0 0 0 1px var(--line), 0 8px 20px #2c4c7e26;border-radius:50%;flex:none;place-items:center;font-weight:850;display:grid;overflow:hidden}.player-avatar img{object-fit:cover;width:100%;height:100%}.player-avatar-small{width:40px;height:40px}.player-avatar-medium{width:54px;height:54px;font-size:20px}.player-avatar-large{width:72px;height:72px;font-size:25px}.player-growth-card{border:1px solid var(--line);background:var(--surface);border-radius:20px;gap:12px;min-width:0;padding:17px;display:grid}.player-growth-identity{grid-template-columns:auto minmax(0,1fr) auto auto;align-items:center;gap:11px;min-width:0;display:grid}.player-growth-identity>div{min-width:0}.player-growth-identity>div>span,.brain-power-progress span,.brain-power-progress small{color:var(--muted);font-size:10px}.player-growth-identity h2{text-overflow:ellipsis;white-space:nowrap;margin:2px 0;font-size:17px;overflow:hidden}.player-growth-identity p{color:var(--accent);margin:0;font-size:12px;font-weight:750}.player-growth-arrow{color:var(--muted)}.brain-power-progress{gap:6px;display:grid}.brain-power-progress>div{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.brain-power-progress strong{font-variant-numeric:tabular-nums;font-size:14px}.brain-power-track{background:var(--line);border-radius:999px;height:6px;overflow:hidden}.brain-power-track i{border-radius:inherit;background:var(--accent);height:100%;display:block}.player-growth-stats{border-top:1px solid var(--line);grid-template-columns:repeat(3,1fr);padding-top:10px;display:grid}.player-growth-stats span{color:var(--muted);text-align:center;gap:1px;font-size:9px;display:grid}.player-growth-stats span+span{border-left:1px solid var(--line)}.player-growth-stats strong{color:var(--text);font-variant-numeric:tabular-nums;font-size:15px}.player-growth-card-profile{grid-template-columns:minmax(0,1fr)}.profile-edit-button{min-height:40px;padding:0 13px;font-size:12px}.achievement-shelf{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-columns:minmax(190px,.34fr) minmax(0,1fr);align-items:center;gap:18px;padding:14px 18px;display:grid}.achievement-shelf-heading{gap:9px;min-width:0;display:grid}.achievement-shelf-heading h2{margin:0;font-size:18px}.achievement-shelf-heading>p{gap:2px;margin:0;display:grid}.achievement-shelf-heading>p strong{font-size:12px}.achievement-shelf-heading>p span{color:var(--muted);font-size:10px}.achievement-medals{grid-template-columns:repeat(7,minmax(56px,1fr));gap:7px;min-width:0;display:grid}.achievement-medals button{cursor:pointer;background:0 0;border:1px solid #0000;border-radius:14px;align-content:center;justify-items:center;gap:1px;min-width:0;min-height:94px;padding:5px 3px;display:grid}.achievement-medals button.active{border-color:var(--accent);background:var(--accent-soft)}.achievement-medals button>span:not(.rank-medal){margin-top:2px;font-size:10px;font-weight:800}.achievement-medals button small{width:100%;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:9px;overflow:hidden}.profile-edit-dialog{border:1px solid var(--line);background:var(--surface);width:min(100%,420px);box-shadow:var(--shadow);border-radius:20px;gap:20px;padding:24px;display:grid}.profile-edit-dialog>header{justify-content:space-between;align-items:center;display:flex}.profile-edit-dialog h2{margin:0}.profile-avatar-editor{align-items:center;gap:12px;display:flex}.profile-avatar-editor label{min-height:42px}.profile-avatar-editor input{opacity:0;width:1px;height:1px;position:absolute}.profile-name-field{gap:7px;display:grid;position:relative}.profile-name-field>span{font-size:12px;font-weight:750}.profile-name-field input{border:1px solid var(--line);background:var(--surface-soft);width:100%;height:48px;color:var(--text);font:inherit;border-radius:14px;padding:0 48px 0 14px}.profile-name-field small{color:var(--muted);font-size:10px;position:absolute;bottom:16px;right:13px}.form-error{color:var(--danger);margin:-8px 0 0;font-size:12px}.score-receipt{background:var(--surface-soft);text-align:left;border-radius:16px;gap:10px;width:100%;padding:14px;display:grid}.score-receipt header,.score-receipt dl div,.score-receipt footer{justify-content:space-between;align-items:center;gap:12px;display:flex}.score-receipt header{border-bottom:1px solid var(--line);padding-bottom:9px}.score-receipt header span{align-items:center;gap:6px;font-size:12px;font-weight:750;display:flex}.score-receipt header svg{color:var(--accent)}.score-receipt header strong{color:var(--accent);font-size:22px}.score-receipt dl{gap:5px;margin:0;display:grid}.score-receipt dt,.score-receipt dd{font-size:11px}.score-receipt dd{margin:0;font-weight:750}.score-receipt>p{text-align:left;margin:0;font-size:11px}.score-receipt footer{border-top:1px solid var(--line);justify-content:flex-start;padding-top:9px}.score-receipt footer>div{gap:1px;display:grid}.score-receipt footer span,.score-receipt footer small{color:var(--muted);font-size:10px}.score-receipt footer strong{font-size:14px}.game-dialog-with-score{width:min(100%,390px);max-height:calc(100dvh - 32px);padding:22px;overflow:auto}.profile-metrics{grid-template-columns:repeat(2,1fr);gap:10px;margin-top:12px;display:grid}.profile-metrics div{background:var(--surface);border:1px solid var(--line);border-radius:16px;grid-template-columns:auto 1fr;align-items:center;gap:3px 8px;padding:17px;display:grid}.profile-metrics svg{color:var(--accent);grid-row:1/3}.profile-metrics strong{font-size:19px}.profile-metrics span{color:var(--muted);font-size:11px}.difficulty-records{gap:10px;display:grid}.difficulty-records a{border:1px solid var(--line);background:var(--surface-soft);border-radius:16px;gap:12px;min-height:132px;padding:16px;display:grid}.difficulty-records header{justify-content:space-between;align-items:center;display:flex}.difficulty-records header>div{align-items:baseline;gap:8px;display:flex}.difficulty-records header strong{font-size:16px}.difficulty-records header span,.difficulty-records dt{color:var(--muted);font-size:11px}.difficulty-records header svg{color:var(--accent)}.difficulty-progress{background:var(--line);border-radius:999px;height:5px;overflow:hidden}.difficulty-progress i{border-radius:inherit;background:var(--accent);height:100%;display:block}.difficulty-records dl{grid-template-columns:repeat(3,minmax(0,1fr));margin:0;display:grid}.difficulty-records dl div{min-width:0}.difficulty-records dl div+div{border-left:1px solid var(--line);padding-left:12px}.difficulty-records dd{font-variant-numeric:tabular-nums;white-space:nowrap;margin:5px 0 0;font-size:16px;font-weight:800}.difficulty-records dd small{color:var(--muted);font-size:10px;font-weight:650}.settings-appearance,.settings-panel{border:1px solid var(--line);background:var(--surface);border-radius:20px}.settings-appearance{grid-template-columns:minmax(190px,.7fr) minmax(360px,1.3fr);align-items:center;gap:20px;padding:16px 18px;display:grid}.settings-appearance p,.settings-panel header p{color:var(--accent);margin:0;font-size:11px;font-weight:800}.settings-appearance h2,.settings-panel header h2{margin:4px 0 0;font-size:16px}.theme-picker{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.theme-picker button{border:1px solid var(--line);background:var(--surface-soft);cursor:pointer;border-radius:14px;justify-content:center;align-items:center;gap:6px;min-height:46px;display:flex}.theme-picker button.active{color:var(--accent-ink);border-color:var(--accent);background:var(--accent-soft)}.settings-columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;min-height:0;display:grid}.settings-panel{grid-template-rows:auto minmax(0,1fr);min-width:0;display:grid;overflow:hidden}.settings-panel header{border-bottom:1px solid var(--line);background:var(--surface-soft);align-items:center;gap:11px;padding:16px 18px;display:flex}.settings-panel header>span{background:var(--accent-soft);width:40px;height:40px;color:var(--accent);border-radius:13px;flex:none;place-items:center;display:grid}.settings-panel header p{color:var(--muted);margin-top:4px;font-weight:500}.settings-options{grid-template-rows:repeat(3,minmax(76px,1fr));min-height:0;display:grid}.settings-options label{cursor:pointer;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:16px;min-height:76px;padding:14px 18px;display:grid;position:relative}.settings-options label+label{border-top:1px solid var(--line)}.setting-copy{gap:5px;min-width:0;display:grid}.setting-copy strong{line-height:1.3}.setting-copy small{color:var(--muted);font-size:12px;line-height:1.45}.settings-options input{opacity:0;position:absolute}.switch{background:var(--line-strong);border-radius:999px;width:48px;height:28px;transition:background .18s;position:relative}.switch:after{content:"";background:#fff;border-radius:50%;width:22px;height:22px;transition:transform .18s;position:absolute;top:3px;left:3px;box-shadow:0 2px 8px #212f4333}.settings-options input:checked+.switch{background:var(--accent)}.settings-options input:checked+.switch:after{transform:translate(20px)}.game-loading{min-height:100dvh;color:var(--muted);place-items:center;display:grid}.play-page{width:min(100%,1180px);min-height:100dvh;padding:10px 12px max(24px, env(safe-area-inset-bottom));margin:0 auto}.play-header{grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;min-height:58px;display:grid}.play-header>div{justify-items:center;gap:2px;display:grid}.play-header strong{font-size:18px}.play-header span{color:var(--muted);font-size:11px}.game-status{min-height:42px;color:var(--muted);font-variant-numeric:tabular-nums;justify-content:center;align-items:center;gap:26px;font-size:13px;display:flex}.game-status strong{color:var(--accent)}.game-status button{color:var(--muted);cursor:pointer;background:0 0;border:0;place-items:center;padding:6px;display:grid}.play-layout{gap:18px;display:grid}.board-column{min-width:0}.game-board{aspect-ratio:1;border:2px solid var(--line-strong);background:var(--surface);border-radius:8px;grid-template-columns:repeat(9,1fr);width:100%;display:grid;overflow:hidden}.game-board>button{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface);cursor:pointer;place-items:center;min-width:0;padding:0;display:grid}.game-board>button:nth-child(3n){border-right:2px solid var(--line-strong)}.game-board>button:nth-child(9n){border-right:0}.game-board>button:nth-child(n+19):nth-child(-n+27),.game-board>button:nth-child(n+46):nth-child(-n+54){border-bottom:2px solid var(--line-strong)}.game-board>button:nth-child(n+73){border-bottom:0}.game-board>button.related{background:var(--surface-soft)}.game-board>button.same:not(.selected):not(.wrong){background:var(--same-highlight);box-shadow:inset 0 0 0 2px var(--same-highlight-border)}.game-board>button.selected{background:var(--accent-soft);box-shadow:inset 0 0 0 2px var(--accent)}.game-board>button.selected-filled{background:var(--accent);box-shadow:none}.game-board>button.wrong{background:var(--danger-soft);color:var(--danger)}.game-board>button.selected.wrong{background:var(--danger);color:#fff}.game-board>button.hinted:not(.selected){color:var(--success)}.game-cell-value{font-variant-numeric:tabular-nums;font-size:clamp(18px,6.8vw,38px);line-height:1}.given .game-cell-value{color:var(--text);font-weight:760}.selected-filled .game-cell-value{color:#fff}.candidate-grid{width:100%;height:100%;color:var(--accent-ink);grid-template-rows:repeat(3,1fr);grid-template-columns:repeat(3,1fr);padding:2px;display:grid}.candidate-grid i{place-items:center;font-size:clamp(6px,2.3vw,12px);font-style:normal;line-height:1;display:grid}.candidate-grid i.same-candidate{background:var(--same-highlight);color:var(--text);border-radius:4px;font-weight:800}.game-controls{gap:18px;display:grid}.tool-row{grid-template-columns:repeat(5,1fr);gap:6px;display:grid}.tool-row>button{min-width:0;min-height:68px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:14px;align-content:center;justify-items:center;gap:6px;padding:4px;display:grid}.tool-row>button span{background:var(--surface);width:42px;height:42px;color:var(--accent);border-radius:50%;place-items:center;display:grid;position:relative;box-shadow:0 8px 24px #425b801a}.tool-row>button i{color:#fff;background:var(--accent);border-radius:999px;place-items:center;min-width:18px;height:18px;padding:0 4px;font-size:10px;font-style:normal;display:grid;position:absolute;top:-4px;right:-3px}.tool-row>button small{white-space:nowrap;font-size:11px}.tool-row>button.active{color:var(--accent)}.tool-row>button.active span{color:#fff;background:var(--accent)}.tool-row>button:disabled{opacity:.35;cursor:not-allowed}.digit-row{grid-template-columns:repeat(9,1fr);gap:2px;display:grid}.digit-row button{min-width:0;min-height:55px;color:var(--accent);cursor:pointer;background:0 0;border:0;border-radius:10px;align-content:center;place-items:center;gap:0;padding:2px 0;display:grid}.digit-row strong{font-variant-numeric:tabular-nums;font-size:clamp(25px,8vw,38px);font-weight:550;line-height:1}.digit-row span{color:var(--muted);margin-top:3px;font-size:10px;font-weight:650}.digit-row button:disabled{opacity:.22;cursor:not-allowed}.game-overlay{z-index:50;background:color-mix(in srgb, var(--bg) 88%, transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);place-items:center;padding:20px;display:grid;position:fixed;inset:0}.game-dialog{border:1px solid var(--line);background:var(--surface);width:min(100%,360px);box-shadow:var(--shadow);text-align:center;border-radius:20px;justify-items:center;gap:10px;padding:28px;display:grid}.game-dialog>svg{color:var(--accent)}.game-dialog h2,.game-dialog p{margin:0}.game-dialog p{color:var(--muted);margin-bottom:8px;font-size:13px;line-height:1.55}.game-dialog .primary-button,.game-dialog .secondary-button{width:100%}.game-dialog>.text-button{min-height:38px}@media (width<=699px){.classic-training-card{grid-template-columns:minmax(0,1fr) 126px;gap:16px;padding:18px}.classic-training-copy h2{font-size:24px}.classic-training-copy p{font-size:12px}.training-difficulty-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.upcoming-section{grid-template-columns:1fr;gap:12px;padding:16px 0 0}.upcoming-list{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-page{gap:10px;display:grid}.settings-appearance{grid-template-columns:1fr;gap:12px;padding:16px}.settings-columns{grid-template-columns:1fr;gap:10px}.settings-panel header{padding:14px 16px}.settings-options{grid-template-rows:repeat(3,minmax(72px,auto))}.settings-options label{min-height:72px;padding:13px 16px}.home-page{grid-template-rows:clamp(44px,7dvh,52px) minmax(0,1fr) clamp(78px,11dvh,92px) clamp(66px,10dvh,82px) clamp(118px,22dvh,188px);gap:clamp(5px,1dvh,8px);height:calc(100dvh - 88px);padding:clamp(4px,.8dvh,6px) clamp(10px,3vw,16px) clamp(6px,1dvh,8px);display:grid;overflow:hidden}.home-page .page-header{min-height:0;margin:0}.home-page .page-header h1{font-size:21px}.home-page .icon-button{width:40px;height:40px}.home-page .resume-card{border-radius:18px;grid-template-columns:minmax(0,1fr) minmax(108px,40%);gap:clamp(8px,3vw,14px);height:100%;min-height:0;padding:clamp(10px,2dvh,16px)}.home-page .resume-copy h2{margin:clamp(6px,1.2dvh,9px) 0 5px;font-size:clamp(19px,6vw,27px)}.home-page .resume-copy p{margin-bottom:10px;font-size:12px;line-height:1.45}.home-page .soft-label{padding:5px 8px;font-size:11px}.home-page .primary-button{border-radius:12px;min-height:40px;padding:0 13px;font-size:13px}.home-page .mini-board{justify-self:end;max-height:100%}.home-page .metric-strip{border-radius:16px;height:100%;margin:0;padding:6px 4px}.home-page .metric-strip div{column-gap:4px}.home-page .metric-strip div+div:before{height:30px}.home-page .metric-strip svg{width:17px;height:17px}.home-page .metric-strip strong{font-size:17px}.home-page .metric-strip span{margin-top:0;font-size:10px}.home-page .player-growth-card{border-radius:16px;gap:5px;height:100%;padding:8px 10px}.home-page .player-growth-identity{grid-template-columns:auto minmax(0,1fr) auto auto;gap:7px}.home-page .player-avatar{border-width:2px;width:38px;height:38px;font-size:15px}.home-page .player-growth-identity h2{font-size:13px}.home-page .player-growth-identity>div>span,.home-page .player-growth-identity p,.home-page .brain-power-progress small,.home-page .player-growth-stats{display:none}.home-page .rank-medal{width:35px;height:43px}.home-page .brain-power-progress{gap:3px}.home-page .brain-power-progress>div span,.home-page .brain-power-progress strong{font-size:10px}.home-page .brain-power-track{height:4px}.home-page .section-block{border-radius:18px;height:100%;min-height:0;margin:0}.home-page .daily-card{flex-direction:row;align-items:center;gap:8px;padding:10px 12px}.home-page .daily-card>div{gap:9px;min-width:0}.home-page .daily-card>div>svg{width:22px;height:22px}.home-page .daily-card h2{text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}.home-page .daily-card span{display:none}.home-page .daily-card .secondary-button{border-radius:12px;flex:none;width:auto;min-height:40px;padding:0 12px;font-size:12px}.home-page>.section-block:not(.daily-card){flex-direction:column;justify-content:center;padding:11px 12px;display:flex}.home-page .section-heading{align-items:center;margin-bottom:8px}.home-page .section-heading h2{font-size:15px}.home-page .section-heading a{font-size:12px}.home-page .difficulty-preview{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.home-page .difficulty-preview a{text-align:center;flex-direction:column;gap:4px;min-width:0;padding:8px 7px;display:flex}.home-page .difficulty-preview strong{font-size:15px}.home-page .difficulty-preview small{font-size:9px}.home-page .tiny-track{width:100%;height:3px}.home-page .quiet-note{display:none}}@media (width>=700px){.content-page{padding:22px 28px 52px}.resume-card{grid-template-columns:minmax(0,1fr) 280px;min-height:330px;padding:34px}.section-block{padding:24px}.difficulty-preview,.upcoming-grid,.profile-metrics{grid-template-columns:repeat(4,1fr)}.upcoming-grid{grid-template-columns:repeat(3,1fr)}.level-grid{grid-template-columns:repeat(10,minmax(0,1fr));gap:16px}.play-page{padding:16px 24px 32px}.game-board,.game-controls{max-width:640px;margin:0 auto}}@media (width>=700px) and (width<=1023px){.home-page{grid-template-rows:clamp(56px,7dvh,68px) minmax(0,1fr) clamp(82px,11dvh,98px) clamp(76px,9dvh,92px) clamp(140px,22dvh,220px);gap:clamp(8px,1.2dvh,12px);height:calc(100dvh - 88px);padding:clamp(8px,1dvh,12px) clamp(18px,3vw,28px) clamp(10px,1.4dvh,16px);display:grid;overflow:hidden}.home-page .page-header{min-height:0;margin:0}.home-page .resume-card{grid-template-columns:minmax(0,1fr) minmax(150px,clamp(160px,26dvh,260px));gap:clamp(12px,2.5vw,20px);height:100%;min-height:0;padding:clamp(14px,2.4dvh,24px)}.home-page .metric-strip,.home-page .section-block{height:100%;margin:0}.home-page .player-growth-card{grid-template-columns:minmax(0,1fr) minmax(180px,.5fr);align-items:center;gap:10px 16px;height:100%;padding:10px 14px}.home-page .player-growth-identity{grid-row:1/3}.home-page .player-growth-stats{display:none}.home-page .section-block{padding:16px 20px}.home-page>.section-block:not(.daily-card){flex-direction:column;justify-content:center;display:flex}.home-page .section-heading{margin-bottom:10px}.home-page .difficulty-preview a{padding:12px}.home-page .quiet-note{display:none}}@media (width>=780px) and (width<=1023px) and (height>=501px),(width>=700px) and (width<=779px) and (height>=501px) and (height<=680px) and (orientation:landscape){.home-page{grid-template-rows:clamp(48px,7dvh,58px) minmax(0,1fr) clamp(126px,20dvh,144px);grid-template-columns:minmax(0,1.45fr) minmax(280px,.85fr);gap:clamp(8px,1.2dvh,12px)}.home-page .page-header{grid-area:1/1/auto/-1}.home-page .resume-card{grid-area:2/1;grid-template-columns:minmax(0,1fr) minmax(160px,clamp(168px,26dvh,220px));gap:clamp(14px,2vw,20px);padding:clamp(16px,2.5dvh,24px)}.home-page .home-side-stack{grid-area:2/2;align-content:center;gap:10px;min-height:0;display:grid}.home-page .metric-strip,.home-page .daily-card{height:auto;margin:0}.home-page .daily-card{flex-direction:row;align-items:center;padding:clamp(12px,2dvh,18px)}.home-page .daily-card>div{min-width:0}.home-page .daily-card h2{font-size:15px;line-height:1.25}.home-page .daily-card span{display:none}.home-page .daily-card .secondary-button{flex:none;min-height:40px;padding:0 12px}.home-page>.section-block:not(.daily-card){grid-area:3/1/auto/-1;padding:12px 18px}.home-page .section-heading{margin-bottom:8px}.home-page .difficulty-preview a{padding:9px 12px}}@media (width>=520px) and (width<=1023px) and (height<=500px) and (orientation:landscape){.home-page{grid-template-rows:38px minmax(0,1fr) 60px;grid-template-columns:minmax(220px,1.2fr) minmax(138px,.68fr) minmax(176px,.82fr);gap:6px 8px;height:calc(100dvh - 88px);padding:4px 10px 6px}.home-page .page-header{grid-area:1/1/auto/-1}.home-page .page-header p{display:none}.home-page .page-header h1{font-size:18px}.home-page .icon-button{width:36px;height:36px}.home-page .resume-card{grid-area:2/1/4;grid-template-columns:minmax(0,1fr) minmax(92px,40%);padding:10px 12px}.home-page .resume-copy h2{margin:6px 0 3px;font-size:clamp(18px,2.4vw,24px)}.home-page .resume-copy p{margin-bottom:7px;font-size:10px}.home-page .primary-button{min-height:34px;padding:0 10px;font-size:11px}.home-page .metric-strip,.home-page .player-growth-card{grid-area:2/2;padding:4px 2px}.home-page .player-growth-card{border-radius:14px;gap:3px;padding:5px 7px}.home-page .player-growth-identity{grid-template-columns:auto 1fr auto;gap:5px}.home-page .player-growth-arrow,.home-page .player-growth-stats,.home-page .brain-power-progress small,.home-page .player-growth-identity>div>span{display:none}.home-page .player-avatar{border-width:1px;width:30px;height:30px;font-size:12px}.home-page .player-growth-identity h2{font-size:11px}.home-page .player-growth-identity p,.home-page .brain-power-progress strong,.home-page .brain-power-progress span{font-size:8px}.home-page .rank-medal{width:28px;height:34px}.home-page .metric-strip svg{display:none}.home-page .metric-strip strong{font-size:15px}.home-page .metric-strip span{font-size:9px}.home-page .daily-card{grid-area:3/2;padding:6px 8px}.home-page .daily-card>div>svg,.home-page .daily-card .section-kicker{display:none}.home-page .daily-card h2{white-space:normal;font-size:11px}.home-page .daily-card .secondary-button{min-height:32px;padding:0 8px;font-size:10px}.home-page>.section-block:not(.daily-card){grid-area:2/3/4;padding:10px}.home-page .section-heading{margin-bottom:6px}.home-page .section-heading h2{font-size:13px}.home-page .section-heading a{font-size:10px}.home-page .difficulty-preview{grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.home-page .difficulty-preview a{gap:2px;padding:5px}.home-page .difficulty-preview a>span:first-child{font-size:11px}.home-page .difficulty-preview strong{font-size:13px}}@media (width<=819px) and (height>=700px){.profile-page{grid-template-rows:52px 104px 124px minmax(0,1fr);gap:8px;height:calc(100dvh - 88px);padding:6px 12px 8px;display:grid;overflow:hidden}.profile-page .page-header{min-height:0;margin:0}.profile-page .player-growth-card-profile{grid-template-columns:minmax(0,1fr) minmax(170px,.55fr);align-items:center;gap:7px 14px;height:100%;padding:9px 12px}.profile-page .player-avatar{width:48px;height:48px}.profile-page .player-growth-identity h2{font-size:15px}.profile-page .rank-medal-large{width:48px;height:59px}.profile-page .player-growth-stats{display:none}.profile-page .achievement-shelf{grid-template-columns:150px minmax(0,1fr);gap:10px;height:100%;padding:8px 10px}.profile-page .achievement-medals{grid-template-columns:repeat(7,58px);gap:4px;overflow-x:auto}.profile-page .achievement-medals button{min-height:88px}.profile-page>.section-block{height:100%;min-height:0;margin:0;padding:11px 12px}.profile-page .section-heading{margin-bottom:7px}.profile-page .difficulty-records{grid-template-rows:repeat(4,minmax(44px,1fr));gap:6px;height:calc(100% - 44px)}.profile-page .difficulty-records a{min-height:0;padding:6px 10px}.settings-page{grid-template-rows:52px auto auto 18px;gap:8px;height:auto;min-height:100dvh;padding:6px 12px 8px;display:grid;overflow:visible}.settings-page .page-header{min-height:0;margin:0}.settings-page .theme-picker button{min-height:42px}.settings-page .setting-copy small{font-size:10px;line-height:1.25}.settings-page .settings-note{align-self:center;margin:0}}@media (width>=700px) and (width<=819px){.levels-page{grid-template-rows:68px 52px minmax(0,1fr);gap:12px;height:calc(100dvh - 88px);padding-top:10px;padding-bottom:14px;display:grid;overflow:hidden}.levels-page .page-header{min-height:0;margin:0}.levels-page .level-grid{align-content:center;gap:clamp(6px,1vw,10px);margin:0}.levels-page .levels-hint{align-self:center;margin:0}}@media (width>=820px){.training-page,.levels-page,.ranking-page,.profile-page,.settings-page{height:calc(100dvh - 88px);padding-top:clamp(8px,1.5dvh,16px);padding-bottom:clamp(10px,1.8dvh,18px);overflow:hidden}.training-page .page-header,.levels-page .page-header,.ranking-page .page-header,.profile-page .page-header,.settings-page .page-header{min-height:0;margin:0}.training-page{grid-template-rows:clamp(54px,8dvh,68px) minmax(0,1fr) auto;grid-template-columns:minmax(0,1fr);gap:clamp(10px,1.6dvh,16px);display:grid}.training-page .classic-training-card{grid-template-columns:minmax(240px,1fr) minmax(150px,clamp(170px,27dvh,230px)) minmax(320px,.9fr);gap:clamp(14px,2vw,24px);height:100%;min-height:0;padding:clamp(18px,3dvh,28px)}.training-page .training-difficulty-grid{grid-column:auto;grid-template-columns:repeat(2,minmax(0,1fr))}.training-page .upcoming-section{min-height:78px;margin:0}.levels-page{grid-template-rows:clamp(54px,8dvh,68px) 52px minmax(0,1fr);gap:clamp(8px,1.4dvh,14px);display:grid}.levels-page .levels-body{align-content:start}.levels-page .level-grid{grid-template-columns:repeat(10,minmax(0,1fr));gap:clamp(6px,1vw,12px)}.ranking-page{grid-template-rows:clamp(54px,8dvh,68px) 48px auto minmax(0,1fr);gap:clamp(8px,1.4dvh,14px);display:grid}.ranking-page .ranking-list{grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:8px 10px;margin:0}.ranking-page .ranking-content{grid-template-columns:minmax(0,1fr) minmax(250px,.34fr);grid-template-areas:"results difficulty";gap:12px}.ranking-page .ranking-results{grid-area:results;overflow:hidden}.ranking-page .ranking-difficulty-panel{grid-area:difficulty}.ranking-page .ranking-difficulty-panel>div{grid-template-rows:repeat(4,minmax(0,1fr));height:calc(100% - 69px)}.ranking-page .ranking-list article{min-height:0;padding:clamp(10px,1.6dvh,15px)}.ranking-page .empty-state{height:100%;min-height:0;margin:0}.profile-page{grid-template-rows:clamp(54px,8dvh,68px) clamp(96px,15dvh,118px) clamp(118px,18dvh,136px) minmax(0,1fr);grid-template-columns:minmax(0,1fr);gap:clamp(8px,1.5dvh,14px);display:grid}.profile-page .page-header,.profile-page .profile-hero,.profile-page .profile-metrics,.profile-page .player-growth-card-profile,.profile-page .achievement-shelf,.profile-page>.section-block{grid-column:1/-1}.profile-page .profile-hero,.profile-page .player-growth-card-profile,.profile-page .achievement-shelf{height:100%}.profile-page .player-growth-card-profile{grid-template-columns:minmax(310px,1fr) minmax(220px,.74fr) minmax(240px,.68fr);align-items:center;gap:16px;padding:clamp(14px,2dvh,20px)}.profile-page .profile-metrics{grid-template-rows:minmax(0,1fr);grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;height:100%;margin:0}.profile-page .profile-metrics div{min-height:0;padding:clamp(10px,1.6dvh,16px)}.profile-page>.section-block{height:100%;min-height:0;margin:0;padding:clamp(14px,2dvh,20px)}.profile-page .section-heading{margin-bottom:8px}.profile-page .difficulty-records{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;height:calc(100% - 48px)}.profile-page .difficulty-records a{grid-template-rows:auto 5px minmax(0,1fr);grid-template-columns:1fr;align-content:stretch;gap:clamp(8px,1.4dvh,12px);min-height:0;padding:clamp(12px,2dvh,17px)}.settings-page{grid-template-rows:clamp(54px,8dvh,68px) auto minmax(0,1fr) 22px;grid-template-columns:1fr;gap:clamp(8px,1.5dvh,14px);display:grid}.settings-page .settings-appearance{grid-template-columns:minmax(180px,.7fr) minmax(360px,1.3fr);gap:16px}.settings-page .settings-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.settings-page .settings-panel header{padding:clamp(12px,2dvh,16px) 16px}.settings-page .settings-options{grid-template-rows:repeat(3,minmax(0,1fr))}.settings-page .settings-options label{min-height:0;padding:clamp(10px,1.6dvh,15px) 16px}.settings-page .setting-copy small{font-size:11px;line-height:1.3}.settings-page .settings-note{align-self:center;margin:0}.play-page{grid-template-rows:56px 38px minmax(0,1fr);height:100dvh;min-height:0;padding:8px 14px 12px;display:grid;overflow:hidden}.play-header,.game-status{min-height:0}.play-layout{grid-template-columns:minmax(0,min(62dvh,590px)) minmax(260px,1fr);justify-content:center;align-items:center;gap:clamp(18px,3vw,34px);height:100%;min-height:0;margin:0}.board-column,.game-board{max-height:100%}.game-board{width:min(100%,100dvh - 132px);margin:0 auto}.game-controls{align-content:center;width:100%;max-width:none;margin:0}}@media (width>=1024px){.app-frame{grid-template-columns:88px minmax(0,1fr);display:grid}.training-page,.levels-page,.ranking-page,.profile-page,.settings-page{height:100dvh}.desktop-rail{z-index:20;border-right:1px solid var(--line);background:var(--surface);align-content:center;justify-items:center;height:100dvh;padding:24px 10px;display:grid;position:sticky;top:0}.desktop-rail nav{align-content:center;gap:10px;display:grid}.desktop-rail a{width:68px;min-height:62px;color:var(--muted);border-radius:16px;align-content:center;place-items:center;gap:4px;font-size:11px;font-weight:700;display:grid}.desktop-rail a span{text-align:center;max-width:4.5em;line-height:1.2;display:block}.desktop-rail a.lab-nav-link{margin-bottom:6px}.desktop-rail a.active,.desktop-rail a.lab-nav-link:hover,.desktop-rail a:hover{color:var(--accent)}.desktop-rail a.active,.desktop-rail a.lab-nav-link:hover{background:var(--accent-soft)}.page-stage{padding-bottom:0}.mobile-nav{display:none}.home-page{grid-template-rows:clamp(58px,9dvh,82px) minmax(0,1fr) clamp(120px,20dvh,176px);grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);gap:14px;height:100dvh;display:grid;overflow:hidden}.home-page .page-header{grid-area:1/1/auto/-1;min-height:0;margin:0}.home-page .resume-card{grid-area:2/1;grid-template-columns:minmax(0,1fr) minmax(160px,clamp(180px,30dvh,280px));height:100%;min-height:0;padding:clamp(20px,4dvh,34px)}.home-page .home-side-stack{grid-area:2/2;grid-template-rows:auto minmax(0,1fr);align-content:stretch;gap:14px;min-height:0;display:grid}.home-page .metric-strip,.home-page .daily-card{height:100%;margin:0}.home-page .player-growth-card{margin:0}.home-page>.section-block:not(.daily-card){flex-direction:column;grid-area:3/1/auto/-1;justify-content:center;height:100%;margin:0;display:flex}.level-grid{grid-template-columns:repeat(10,1fr)}.play-page{padding-top:18px}.play-layout{grid-template-columns:minmax(500px,640px) minmax(280px,340px);justify-content:center;align-items:start;gap:38px;margin-top:8px}.game-controls{border:1px solid var(--line);background:var(--surface);border-radius:20px;align-content:center;width:100%;padding:22px;position:sticky;top:110px}.tool-row{grid-template-columns:repeat(5,1fr);gap:3px}.tool-row>button{min-height:76px;padding-inline:0}.tool-row>button span{width:40px;height:40px}.tool-row>button small{font-size:10px}.digit-row{grid-template-columns:repeat(3,1fr);gap:8px}.digit-row button{background:var(--surface-soft);min-height:72px}.digit-row strong{font-size:30px}}@media (width<=480px){.resume-card:not(.home-page .resume-card){grid-template-columns:minmax(0,1fr) 126px;padding:20px 16px}.resume-copy p{font-size:12px}.daily-card:not(.home-page .daily-card){flex-direction:column;align-items:stretch}.daily-card:not(.home-page .daily-card) .secondary-button{width:100%}.ranking-list article{grid-template-columns:38px 1fr}.ranking-list dl{grid-column:2}.ranking-mode-tabs{gap:5px}.ranking-mode-tabs button{gap:4px;min-height:44px;padding:0 6px;font-size:12px}.ranking-overview{grid-template-columns:1fr;gap:12px;padding:15px}.ranking-overview dl{border-top:1px solid var(--line)}.ranking-overview dl div{border-left:0;padding:10px 12px 0 0}.ranking-overview dl div+div{border-left:1px solid var(--line);padding-left:12px}}@media (width<=699px){.profile-page .player-growth-card-profile{grid-template-columns:minmax(0,1fr);align-content:center;gap:4px;padding:7px 10px}.profile-page .player-growth-identity{grid-template-columns:auto minmax(0,1fr) auto auto;gap:7px}.profile-page .player-avatar{border-width:2px;width:38px;height:38px;font-size:15px}.profile-page .rank-medal-large{width:36px;height:44px}.profile-page .player-growth-identity>div>span,.profile-page .player-growth-identity p,.profile-page .brain-power-progress small{display:none}.profile-page .player-growth-identity h2{font-size:13px}.profile-page .profile-edit-button{color:#0000;gap:0;width:36px;min-height:36px;padding:0;font-size:0;overflow:hidden}.profile-page .profile-edit-button svg{color:var(--text)}.profile-page .brain-power-progress{gap:3px}.profile-page .brain-power-progress>div span,.profile-page .brain-power-progress strong{font-size:10px}.profile-page .brain-power-track{height:4px}.profile-page .achievement-shelf{grid-template-columns:minmax(0,1fr);gap:3px;padding:6px 8px}.profile-page .achievement-shelf-heading{justify-content:space-between;align-items:center;gap:8px;display:flex}.profile-page .achievement-shelf-heading h2{font-size:14px}.profile-page .achievement-shelf-heading .section-kicker{display:none}.profile-page .achievement-shelf-heading>p{text-align:right}.profile-page .achievement-medals{grid-template-columns:repeat(7,50px);gap:3px}.profile-page .achievement-medals button{min-height:78px;padding:2px}.profile-page .achievement-medals button small{display:none}.profile-page .achievement-medals .rank-medal{width:36px;height:44px}.profile-avatar-editor{flex-wrap:wrap}}.profile-page{height:auto;min-height:calc(100dvh - 72px);padding-bottom:calc(100px + env(safe-area-inset-bottom));grid-template-rows:none;grid-template-columns:minmax(0,1fr);grid-auto-rows:auto;align-content:start;gap:12px;display:grid;overflow:visible}.profile-page .page-header{min-height:58px;margin:0}.profile-page .player-growth-card-profile,.profile-page .achievement-shelf,.profile-page>.section-block{width:100%;height:auto;min-height:0;margin:0}.profile-page .player-growth-card-profile{grid-template-columns:minmax(0,1fr);gap:12px;padding:16px}.profile-page .player-growth-stats{display:grid}.profile-page .achievement-shelf{grid-template-columns:minmax(0,1fr);align-items:start;gap:12px;padding:16px}.profile-page .achievement-shelf-heading{justify-content:space-between;align-items:end;gap:12px;display:flex}.profile-page .achievement-shelf-heading>p{text-align:right}.profile-page .achievement-medals{grid-template-columns:repeat(7,72px);gap:8px;padding-bottom:4px;overflow-x:auto}.profile-page .achievement-medals button{min-height:112px;padding:7px 4px}.profile-page .achievement-medals .rank-medal{width:48px;height:64px}.profile-page .difficulty-records{grid-template-rows:none;grid-template-columns:minmax(0,1fr);gap:10px;height:auto}.profile-page .difficulty-records a{grid-template-rows:auto 5px auto;min-height:142px;padding:15px}@media (width>=700px){.profile-page{gap:14px;padding-bottom:112px}.profile-page .player-growth-card-profile{grid-template-columns:minmax(320px,1fr) minmax(230px,.7fr);align-items:center;padding:18px 20px}.profile-page .player-growth-stats{grid-column:1/-1}.profile-page .achievement-shelf{grid-template-columns:180px minmax(0,1fr);align-items:center;padding:18px 20px}.profile-page .achievement-shelf-heading{align-items:initial;justify-content:initial;display:grid}.profile-page .achievement-shelf-heading>p{text-align:left}.profile-page .achievement-medals{grid-template-columns:repeat(7,minmax(66px,1fr));overflow:visible}.profile-page .difficulty-records{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=1024px){.profile-page{min-height:100dvh;padding-bottom:28px}.profile-page .player-growth-card-profile{grid-template-columns:minmax(320px,1fr) minmax(250px,.76fr) minmax(240px,.68fr)}.profile-page .player-growth-stats{grid-column:auto}.profile-page .achievement-shelf{grid-template-columns:220px minmax(0,1fr)}.profile-page .achievement-medals button{min-height:124px}.profile-page .achievement-medals .rank-medal{width:58px;height:78px}}.training-page{grid-template-rows:auto auto auto;align-content:start;height:auto;min-height:calc(100dvh - 72px);overflow:visible}.levels-page{height:auto;min-height:calc(100dvh - 72px);padding-bottom:calc(100px + env(safe-area-inset-bottom));grid-template-rows:auto auto auto;align-content:start;overflow:visible}.levels-page .levels-body{align-content:start;min-height:0}.chapter-picker{grid-template-columns:repeat(10,minmax(72px,1fr));gap:7px;display:grid}.chapter-picker button{border:1px solid var(--line);background:var(--surface-soft);min-width:0;min-height:52px;color:var(--muted);border-radius:12px;align-content:center;place-items:center;gap:2px;padding:7px 5px;display:grid}.chapter-picker button span{white-space:nowrap;font-size:11px;font-weight:760}.chapter-picker button small{color:var(--faint);font-variant-numeric:tabular-nums;font-size:9px}.chapter-picker button.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-ink);box-shadow:inset 0 0 0 1px var(--accent)}.chapter-picker button.active small{color:var(--accent)}.chapter-heading{border:1px solid var(--line);background:var(--surface);border-radius:14px;grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;gap:10px;min-height:58px;padding:7px 10px;display:grid}.chapter-heading>div{justify-items:center;gap:3px;display:grid}.chapter-heading span{color:var(--muted);font-size:10px}.chapter-heading strong{font-size:14px}.chapter-heading .icon-button:disabled{opacity:.28;cursor:not-allowed}.training-page .classic-training-card{height:auto;min-height:0}.play-header{grid-template-columns:88px minmax(0,1fr) 88px}.play-header>.play-header-actions{justify-content:flex-end;gap:4px;display:flex}.play-header-actions .icon-button{width:40px;height:40px}.profile-page .player-growth-card-profile .player-growth-stats{grid-template-columns:repeat(5,minmax(0,1fr))}.profile-history-grid{grid-template-columns:minmax(0,1fr);gap:12px;display:grid}.profile-log-panel{align-content:start;gap:12px;padding:16px;display:grid}.profile-log-list,.profile-score-list{gap:7px;display:grid}.profile-log-list article,.profile-score-list article{background:var(--surface-soft);border-radius:12px;grid-template-columns:36px minmax(0,1fr) auto;align-items:center;gap:10px;min-width:0;min-height:58px;padding:9px 10px;display:grid}.profile-log-icon{background:var(--accent-soft);width:34px;height:34px;color:var(--accent);border-radius:50%;place-items:center;display:grid}.profile-log-list article>div,.profile-score-list article>div{gap:3px;min-width:0;display:grid}.profile-log-list strong,.profile-score-list strong{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.profile-log-list small,.profile-score-list small{color:var(--muted);font-size:10px}.profile-log-list dl{align-items:center;gap:14px;display:flex}.profile-log-list dl>div{grid-template-columns:auto auto;align-items:center;gap:1px 4px;display:grid}.profile-log-list dl svg{color:var(--accent);grid-row:1/3}.profile-log-list dt{color:var(--muted);font-size:9px}.profile-log-list dd{color:var(--text);font-variant-numeric:tabular-nums;margin:0;font-size:12px;font-weight:760}.profile-score-list b{color:var(--accent);font-variant-numeric:tabular-nums;font-size:16px}.profile-empty-copy{color:var(--muted);margin:0;padding:18px 10px;font-size:12px}@media (width<=699px){.play-header{grid-template-columns:72px minmax(0,1fr) 72px}.play-header-actions .icon-button{width:34px;height:34px}.profile-page .player-growth-card-profile .player-growth-stats{grid-template-columns:repeat(3,minmax(0,1fr))}.profile-page .player-growth-card-profile .player-growth-stats span:nth-child(4){border-left:0}.profile-log-list article{grid-template-columns:32px minmax(0,1fr)}.profile-log-list dl{grid-column:2;justify-content:flex-start}.levels-page .levels-meta{align-items:flex-start}.levels-page .levels-meta>div{gap:8px}.chapter-picker{scroll-snap-type:x proximity;gap:7px;padding-bottom:3px;display:flex;overflow-x:auto}.chapter-picker button{scroll-snap-align:start;min-width:74px}}@media (width>=820px){.training-page,.levels-page{min-height:100dvh;padding-bottom:28px}.training-page .classic-training-card{grid-template-columns:minmax(260px,1.05fr) minmax(180px,220px) minmax(300px,.9fr);padding:24px}}@media (width>=1024px){.profile-history-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}}@media (prefers-reduced-motion:no-preference){button,a,.switch,.switch:after{transition:color .16s,background-color .16s,border-color .16s,transform .12s,opacity .16s}.game-overlay{animation:.16s ease-out fade-in}}.game-board{grid-template-columns:repeat(var(--board-size,9), minmax(0, 1fr))}.game-board>button:nth-child(3n),.game-board>button:nth-child(9n),.game-board>button:nth-child(n+19):nth-child(-n+27),.game-board>button:nth-child(n+46):nth-child(-n+54),.game-board>button:nth-child(n+73){border-bottom-width:1px;border-right-width:1px}.game-board>button.box-edge-right{border-right:2px solid var(--line-strong)}.game-board>button.box-edge-bottom{border-bottom:2px solid var(--line-strong)}.game-board>button.board-edge-right{border-right:0}.game-board>button.board-edge-bottom{border-bottom:0}.candidate-grid{grid-template-columns:repeat(var(--candidate-columns,3), 1fr);grid-template-rows:repeat(var(--candidate-rows,3), 1fr)}.game-board.board-size-4 .game-cell-value{font-size:clamp(32px,11vw,64px)}.game-board.board-size-6 .game-cell-value{font-size:clamp(24px,8vw,48px)}.training-page{grid-template-rows:auto auto auto auto}.variant-training-section{border:1px solid var(--line);background:var(--surface);border-radius:20px;gap:13px;padding:18px;display:grid}.variant-training-section>header{justify-content:space-between;align-items:end;gap:16px;display:flex}.variant-training-section h2{margin:3px 0 0;font-size:18px}.variant-training-section>header>span{color:var(--muted);font-size:11px}.variant-training-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.variant-training-grid>a{border:1px solid var(--line);background:var(--surface-soft);border-radius:16px;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:12px;min-width:0;min-height:104px;padding:14px;display:grid}.variant-training-grid>a:hover{border-color:var(--accent);background:var(--accent-soft)}.variant-training-icon{background:var(--surface);width:46px;height:46px;color:var(--accent);box-shadow:inset 0 0 0 1px var(--line);border-radius:13px;place-items:center;display:grid}.variant-training-icon b{color:var(--accent);font-size:24px;font-weight:820;line-height:1}.variant-training-grid>a>span:nth-child(2){gap:3px;min-width:0;display:grid}.variant-training-grid small{color:var(--accent);font-size:10px;font-weight:760}.variant-training-grid strong{color:var(--text);font-size:16px}.variant-training-grid em{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:10px;font-style:normal;line-height:1.45;overflow:hidden}.variant-training-progress{color:var(--accent);align-items:center;gap:7px;display:flex}.variant-training-progress b{font-variant-numeric:tabular-nums;font-size:12px}.variant-levels-page{min-height:calc(100dvh - 72px);padding-bottom:calc(92px + env(safe-area-inset-bottom));align-content:start;gap:16px}.variant-levels-header{grid-template-columns:44px minmax(0,1fr);align-items:start;gap:14px;display:grid}.variant-levels-header>div{min-width:0}.variant-levels-header span{color:var(--accent);font-size:11px;font-weight:760}.variant-levels-header h1{margin:2px 0 4px;font-size:clamp(24px,4vw,34px)}.variant-levels-header p{max-width:640px;color:var(--muted);margin:0;font-size:12px;line-height:1.6}.variant-level-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.variant-level-grid>a,.variant-level-grid>div{border:1px solid var(--line);background:var(--surface);border-radius:16px;grid-template-columns:42px minmax(0,1fr) auto;align-items:center;gap:11px;min-width:0;min-height:82px;padding:12px;display:grid}.variant-level-grid>a:hover{border-color:var(--accent);transform:translateY(-1px)}.variant-level-grid>a.completed{background:var(--accent-soft)}.variant-level-number{background:var(--surface-soft);width:40px;height:40px;color:var(--accent);border-radius:12px;place-items:center;font-weight:800;display:grid}.variant-level-grid .completed .variant-level-number{background:var(--accent);color:#fff}.variant-level-grid>a>span:nth-child(2),.variant-level-grid>div>span:nth-child(2){gap:4px;min-width:0;display:grid}.variant-level-grid strong{color:var(--text);font-size:13px}.variant-level-grid small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.variant-level-grid .locked{opacity:.55}.variant-levels-note{background:var(--surface-soft);border-radius:14px;align-items:center;gap:12px;padding:12px 14px;display:flex}.variant-levels-note strong{font-size:12px}.variant-levels-note span{color:var(--muted);font-size:11px}@media (width<=699px){.variant-training-section>header{align-items:start}.variant-training-section>header>span{display:none}.variant-training-grid,.variant-level-grid{grid-template-columns:1fr}.variant-training-grid>a{min-height:88px}.variant-levels-note{flex-direction:column;align-items:flex-start;gap:3px}}@media (width>=820px){:is(.play-page:has(.board-size-4) .play-layout,.play-page:has(.board-size-6) .play-layout){grid-template-columns:minmax(420px,620px) minmax(300px,340px);justify-content:center}}.game-board>button{position:relative}.game-board>button.diagonal-cell:not(.related):not(.selected):not(.same):not(.wrong){background:color-mix(in srgb, var(--accent) 10%, var(--surface))}.game-board>button.window-cell:not(.related):not(.selected):not(.same):not(.wrong){background:color-mix(in srgb, var(--accent) 8%, var(--surface))}.game-board>button.cage-edge-right:not(.box-edge-right){border-right:1px dashed color-mix(in srgb, var(--accent) 70%, var(--line-strong))}.game-board>button.cage-edge-bottom:not(.box-edge-bottom){border-bottom:1px dashed color-mix(in srgb, var(--accent) 70%, var(--line-strong))}.killer-cage-sum{z-index:2;color:var(--accent-ink);pointer-events:none;font-size:clamp(7px,1.25vw,10px);font-weight:800;line-height:1;position:absolute;top:2px;left:3px}.selected-filled .killer-cage-sum,.selected.wrong .killer-cage-sum{color:#fff}@media (width>=820px){.variant-training-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.variant-training-grid>a{min-height:88px;padding:12px}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}