:root{--bg: #F0F3F6;--surface: #FFFFFF;--surface-2: #E7ECF1;--ink: #15202B;--muted: #566677;--line: #D3DBE3;--accent: #2D4A8A;--accent-ink: #FFFFFF;--hi: #C2412D;--lo: #2C6EA6;--good: #1D7F55;--warn: #A86A12;--miss: #B93A2E;--good-bg: #DDF1E7;--warn-bg: #F7EAD2;--miss-bg: #F6DDD9;--f-kana: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", sans-serif;--f-ui: "Albert Sans", "Segoe UI", system-ui, -apple-system, sans-serif;--f-mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #0D151C;--surface: #16212B;--surface-2: #1F2D3A;--ink: #E7EDF2;--muted: #9BABB9;--line: #2B3A48;--accent: #90B1F0;--accent-ink: #0D151C;--hi: #FF8566;--lo: #72B5EF;--good: #5ACB9A;--warn: #E5B066;--miss: #F0857A;--good-bg: #153A2B;--warn-bg: #3A2D14;--miss-bg: #432220;color-scheme:dark}}:root[data-theme=dark]{--bg: #0D151C;--surface: #16212B;--surface-2: #1F2D3A;--ink: #E7EDF2;--muted: #9BABB9;--line: #2B3A48;--accent: #90B1F0;--accent-ink: #0D151C;--hi: #FF8566;--lo: #72B5EF;--good: #5ACB9A;--warn: #E5B066;--miss: #F0857A;--good-bg: #153A2B;--warn-bg: #3A2D14;--miss-bg: #432220;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);font-family:var(--f-ui);font-size:16px;line-height:1.5;padding-block:0 112px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}body:before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:20;background:var(--bg)}.wrap{max-width:1100px;margin:0 auto}h1,h2,h3,p{margin:0}h2{font-size:1.05rem;font-weight:700;letter-spacing:.01em;text-wrap:balance}h3{font-size:.8rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}button{font:inherit;color:inherit;cursor:pointer}:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}.jp{font-family:var(--f-kana)}.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:15;background:var(--bg);border-bottom:1px solid var(--line);margin:0 calc(-1*max(16px,env(safe-area-inset-left,0px))) 20px;padding:10px max(16px,env(safe-area-inset-right,0px)) 0 max(16px,env(safe-area-inset-left,0px))}.top-in{max-width:1100px;margin:0 auto;display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between}.brand{display:flex;align-items:baseline;gap:10px}.brand b{font-family:var(--f-kana);font-size:1.5rem;letter-spacing:.02em}.brand span{font-weight:700;font-size:1.05rem}.top-quick-controls{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-left:auto}.quick-setting{position:relative}.quick-setting .choice-button{padding-right:14px}.quick-setting>.info-wrap{position:absolute;top:-6px;right:-5px}.section-nav{display:flex;gap:2px;overflow-x:auto;width:100%;margin-top:6px;scrollbar-width:none}.section-nav::-webkit-scrollbar{display:none}.nav-link{display:inline-block;text-decoration:none;border-bottom:3px solid transparent;padding:10px 14px;font-weight:600;color:var(--muted);white-space:nowrap}.nav-link[aria-current=page]{color:var(--ink);border-bottom-color:var(--accent)}.nav-link small{font-weight:500;opacity:.75}.panel[hidden]{display:none}.grid{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;align-items:start}.grid.no-settings{grid-template-columns:minmax(0,1fr)}@media(max-width:860px){.grid{grid-template-columns:minmax(0,1fr)}.grid>.stage{order:-1}.top{margin-bottom:12px}}.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;min-width:0}.stack,.rail{display:flex;flex-direction:column;gap:16px}.group{display:flex;flex-direction:column;gap:10px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:.9rem;font-weight:500}.chip[aria-pressed=true],.chip.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.chip[disabled]{opacity:.55;cursor:not-allowed}.chip small{opacity:.8;font-family:var(--f-mono);margin-left:4px}.choice-group{display:flex;flex-wrap:wrap;gap:5px}.choice-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px;border:1px solid var(--line);border-radius:9px;padding:6px 10px;background:var(--surface);font-size:.84rem;font-weight:600;white-space:nowrap}.choice-button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.choice-button small{font:500 .72rem var(--f-mono);opacity:.78}.choice-group.compact{flex-wrap:nowrap}.quick-setting .choice-button{min-height:32px;padding:4px 9px;font-size:.78rem}.reset-icon{display:inline-grid;place-items:center;width:30px;height:30px;border:1px solid var(--line);border-radius:50%;background:var(--surface);font-size:1.1rem;line-height:1}.reset-icon:hover{background:var(--surface-2)}.top-reset{margin-left:2px;width:28px;height:28px;font-size:1rem}.choice-field{position:relative;display:inline-flex;padding:4px 8px 4px 0}.voice-row{display:flex;align-items:center;gap:8px;justify-content:center;flex-wrap:wrap}.voice-row .choice-field{min-width:190px}.info-wrap{position:relative;z-index:4;display:inline-flex;flex:none}.info-button{display:inline-grid;place-items:center;width:19px;height:19px;padding:0;border:1px solid var(--muted);border-radius:50%;background:var(--surface);color:var(--muted);font:600 .72rem var(--f-mono);line-height:1}.info-button:hover,.info-button:focus-visible{border-color:var(--accent);color:var(--accent)}.info-tooltip{position:absolute;right:0;bottom:calc(100% + 8px);width:max-content;max-width:min(300px,calc(100vw - 32px));padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:var(--ink);color:var(--bg);font-size:.78rem;font-weight:400;line-height:1.4;white-space:normal;box-shadow:0 5px 18px #0003;visibility:hidden;opacity:0;transition:opacity .12s}.info-wrap:hover .info-tooltip,.info-wrap:focus-within .info-tooltip{visibility:visible;opacity:1}.choice-field>.info-wrap{position:absolute;top:-3px;right:0}.toggle-setting{position:relative;width:fit-content}.toggle-setting>.choice-button{justify-content:space-between;gap:18px}.toggle-setting>.info-wrap{position:absolute;top:-7px;right:-7px}.hint{font-size:.85rem;color:var(--muted)}.btn{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:10px 16px;font-weight:600;min-height:44px}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn.quiet{background:none}.btn.good{background:var(--good-bg);border-color:var(--good);color:var(--good)}.btn.warn{background:var(--warn-bg);border-color:var(--warn);color:var(--warn)}.btn.miss{background:var(--miss-bg);border-color:var(--miss);color:var(--miss)}.btn[disabled]{opacity:.5;cursor:not-allowed}.btn kbd{font-family:var(--f-mono);font-size:.75rem;opacity:.7;margin-left:6px;border:1px solid currentColor;border-radius:4px;padding:0 4px}.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}input[type=range]{width:100%;accent-color:var(--accent)}.stage{padding:20px;display:flex;flex-direction:column;gap:18px;min-height:420px}.stage-top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}.badge{display:inline-block;border:1px solid var(--line);border-radius:6px;padding:1px 8px;font-weight:600;font-size:.78rem}.stage-main{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:18px 0 8px;min-height:190px}.word{font-family:var(--f-kana);font-weight:500;font-size:clamp(3rem,15vw,6.6rem);line-height:1.2;overflow-wrap:anywhere;letter-spacing:.02em}.word.phrase{font-size:clamp(1.8rem,7.2vw,3.1rem);line-height:1.35}.word.masked{color:var(--muted);letter-spacing:.3em}.timer-bar{width:min(420px,100%);height:6px;background:var(--surface-2);border-radius:6px;overflow:hidden}.timer-bar i{display:block;height:100%;width:100%;background:var(--accent);transform-origin:left}.reveal{display:flex;flex-direction:column;align-items:center;gap:12px;width:100%}.pitchline{display:flex;flex-wrap:wrap;justify-content:center;gap:4px 18px;font-family:var(--f-kana);font-size:clamp(2.4rem,11vw,4.6rem);line-height:1;padding:.3em 0}.pitchline.phrase{font-size:clamp(1.5rem,6.2vw,2.6rem);gap:6px 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b{color:var(--ink);font-family:var(--f-mono);font-weight:500}.empty{color:var(--muted);text-align:center;padding:30px 0}.sprint-head{display:flex;justify-content:space-between;align-items:center;width:100%;gap:14px}.big-num{font-family:var(--f-mono);font-size:2.2rem;font-weight:500;line-height:1}.summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;width:100%}.stat{background:var(--surface-2);border-radius:10px;padding:12px;text-align:left}.stat b{display:block;font-family:var(--f-mono);font-weight:500;font-size:1.6rem;line-height:1.2}.stat span{font-size:.8rem;color:var(--muted)}.misslist{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.misslist .jp{background:var(--miss-bg);color:var(--miss);border-radius:8px;padding:4px 10px;font-size:1.3rem}.pace-text{font-family:var(--f-kana);font-size:clamp(1.9rem,7.4vw,3.4rem);line-height:1.7;display:flex;flex-wrap:wrap;justify-content:center;gap:0 .55em}.pace-text.joined{gap:0}.pace-text .pm{padding:0 .02em;border-radius:6px;transition:background .08s}.pace-text .pm.done{color:var(--muted)}.pace-text .pm.now{background:var(--accent);color:var(--accent-ink)}.list{display:flex;flex-direction:column;gap:6px;max-height:360px;overflow-y:auto}.list button{text-align:left;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:8px 12px;display:flex;justify-content:space-between;gap:10px}.list button[aria-current=true]{border-color:var(--accent);box-shadow:inset 3px 0 0 var(--accent)}.list .jp{font-size:1.05rem}.list small{color:var(--muted)}.settings-dock{position:fixed;inset:auto 0 0;z-index:14;padding:8px max(16px,env(safe-area-inset-right,0px)) calc(8px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));border-top:1px solid var(--line);background:var(--surface);box-shadow:0 -5px 24px #0002}.settings-scrim{position:fixed;inset:0;z-index:0;width:100%;height:100%;border:0;border-radius:0;background:#0001}.settings-dock-inner{position:relative;z-index:1;max-width:1100px;min-height:42px;margin:0 auto;display:flex;align-items:center;gap:10px}.settings-scroll{display:flex;align-items:center;gap:7px;min-width:0;flex:1;overflow-x:auto;scrollbar-width:none}.settings-scroll::-webkit-scrollbar,.selected-theme-strip::-webkit-scrollbar{display:none}.setting-section{position:relative;flex:none}.setting-trigger-wrap{position:relative}.setting-trigger{display:inline-flex;align-items:center;gap:7px;min-height:36px;padding:5px 10px;border:1px solid var(--line);border-radius:9px;background:var(--bg);white-space:nowrap;font-size:.82rem;font-weight:650}.setting-trigger small{color:var(--muted);font:500 .69rem var(--f-mono)}.chevron{color:var(--muted);font-size:.8rem}.setting-popover{position:fixed;bottom:calc(76px + env(safe-area-inset-bottom,0px));z-index:30;width:min(380px,calc(100vw - 24px));max-height:min(62vh,520px);overflow:auto;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--surface);box-shadow:0 8px 28px #0003;display:flex;flex-direction:column;gap:12px}.setting-popover-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.setting-popover-head b{font-size:.9rem}.choice-group.compact.theme-options{flex-wrap:wrap}.theme-options{max-height:38vh;overflow-y:auto}.phrase-theme-list{display:flex;flex-wrap:wrap;gap:5px;max-height:115px;overflow-y:auto;padding:2px}.phrase-options{display:flex;flex-direction:column;gap:5px;max-height:280px;overflow-y:auto}.phrase-option{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:7px 9px;border:1px solid var(--line);border-radius:8px;background:var(--surface);text-align:left}.phrase-option[aria-selected=true]{border-color:var(--accent);box-shadow:inset 3px 0 var(--accent)}.phrase-option small{color:var(--muted);text-align:right}.selected-theme-strip{display:flex;align-items:center;gap:5px;flex:none;max-width:45%;overflow-x:auto;scrollbar-width:none}.selected-theme{display:inline-flex;align-items:center;gap:6px;min-height:28px;padding:3px 8px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2);font-size:.72rem;white-space:nowrap}.selected-theme span{color:var(--muted);font-size:.9rem}.range-setting{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.82rem}.range-setting b{margin-left:auto;color:var(--muted);font:500 .76rem var(--f-mono)}.range-setting input{flex:1 0 100%}.reset-all{display:inline-flex;align-items:center;justify-content:center;gap:5px;flex:none;min-height:36px;padding:5px 10px;border:1px solid var(--line);border-radius:9px;background:var(--surface);font-size:.78rem;font-weight:650;white-space:nowrap}.reset-all span{font-size:1rem}.reset-all:hover{background:var(--surface-2)}.choices{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;width:min(560px,100%)}.choices button{font-family:var(--f-mono);font-size:1.4rem;padding:14px 8px;min-height:56px;background:var(--surface);border:1px solid var(--line);border-radius:10px}.choices button.right{background:var(--good-bg);border-color:var(--good);color:var(--good)}.choices button.wrong{background:var(--miss-bg);border-color:var(--miss);color:var(--miss)}.setcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}.setcard{border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:6px;background:var(--surface)}.setcard .glyphs{display:flex;gap:14px;font-family:var(--f-kana);font-size:2.2rem;line-height:1.1}.setcard .glyphs span{display:flex;flex-direction:column;align-items:center}.setcard .glyphs small{font-family:var(--f-mono);font-size:.72rem;color:var(--muted)}.setcard p{font-size:.85rem;color:var(--muted)}table{border-collapse:collapse;width:100%;font-size:.92rem}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}th{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}td.num,th.num{text-align:right;font-family:var(--f-mono);font-variant-numeric:tabular-nums}.scroll-x{overflow-x:auto}.bars{display:flex;align-items:flex-end;gap:6px;height:110px;padding-top:8px;border-bottom:1px solid var(--line)}.bars div{flex:1;min-width:14px;background:var(--accent);border-radius:4px 4px 0 0;position:relative}.bars div span{position:absolute;top:-18px;left:50%;transform:translate(-50%);font-family:var(--f-mono);font-size:.7rem;color:var(--muted);white-space:nowrap}.confirm-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.toast{position:fixed;left:50%;transform:translate(-50%);bottom:calc(18px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:.9rem;z-index:30;max-width:calc(100vw - 32px)}.kanji-slot{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.kanji-slot div{border:1px dashed var(--line);border-radius:12px;padding:16px;text-align:center;color:var(--muted)}.kanji-slot .jp{font-size:2.6rem;color:var(--line);display:block}.credits{margin-top:28px;padding-top:14px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted);max-width:80ch}.credits a{color:var(--accent)}@media(max-width:620px){body{padding-bottom:100px}.settings-dock-inner{gap:6px}.settings-scroll{gap:5px}.setting-trigger{gap:5px;padding:5px 8px;font-size:.76rem}.setting-trigger small{max-width:92px;overflow:hidden;text-overflow:ellipsis}.selected-theme-strip{max-width:34%}.reset-all{padding:5px 7px;font-size:.68rem}.top-quick-controls{gap:4px}.quick-setting .choice-button{padding-inline:7px;font-size:.72rem}.section-nav{margin-top:3px}.nav-link{padding:8px 10px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}