:root{color-scheme:light dark;--bg:#fafafa;--surface:#f0f2f1;--surface-strong:#e6e9e7;--ink:#1a1c1b;--muted:#454745;--line:#d9ddda;--brand:#315c4b;--brand-soft:#d1e8db;--brand-ink:#173c2e;--study:#63558c;--study-soft:#e7e0f4;--danger:#9b2c2c;--focus:#1976d2;--rail:210px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.5}button,input,textarea{font:inherit;color:inherit}button,a,input,textarea{outline-offset:3px}:focus-visible{outline:3px solid var(--focus)}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}[hidden]{display:none!important}a{color:inherit}.app-shell{min-height:100dvh;display:grid;grid-template-columns:var(--rail) minmax(0,1fr)}
.side-rail{position:sticky;top:0;height:100dvh;border-right:1px solid var(--line);padding:24px 18px;display:flex;flex-direction:column;background:var(--bg)}.brand{display:flex;align-items:center;gap:10px;font-weight:760;text-decoration:none;letter-spacing:-.02em}.brand img{width:42px;height:42px;object-fit:contain}.rail-nav{display:grid;gap:6px;margin-top:36px}.nav-button{min-height:48px;border:0;border-radius:12px;background:transparent;text-align:left;padding:0 14px;font-weight:650;color:var(--muted)}.nav-button:hover{background:var(--surface)}.nav-button.active{background:var(--brand-soft);color:var(--brand-ink)}.rail-links{margin-top:auto;display:grid;gap:10px;font-size:13px;color:var(--muted)}.rail-links a{text-decoration:none}.locale-links{display:flex;flex-wrap:wrap;gap:8px 12px}.app-main{min-width:0;padding:28px 40px 72px}.topbar{max-width:940px;margin:0 auto 26px;display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar h1{font-size:28px;letter-spacing:-.025em;margin:0}.topbar-note{color:var(--muted);font-size:14px}.view{max-width:940px;margin:0 auto}
.timer-layout{display:grid;grid-template-columns:minmax(280px,360px) minmax(340px,1fr);gap:28px;align-items:start}.panel{background:var(--surface);border-radius:14px;padding:24px}.panel h2,.section-title{margin:0 0 20px;font-size:20px;letter-spacing:-.015em}.field{display:grid;gap:7px;margin-bottom:16px}.field>span{font-size:14px;font-weight:650}.field input,.field textarea{width:100%;min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:11px 13px}.field textarea{min-height:86px;resize:vertical}.segmented,.categories{display:flex;flex-wrap:wrap;gap:8px}.segment,.category-chip{min-height:44px;border:1px solid var(--line);border-radius:999px;background:var(--bg);padding:8px 14px;font-weight:650}.segment.selected,.category-chip.selected{border-color:transparent;background:var(--brand-soft);color:var(--brand-ink)}body[data-domain=study] .segment.selected,body[data-domain=study] .category-chip.selected{background:var(--study-soft);color:#3e3268}
.timer-kind-tabs{margin:0 0 16px}.timer-kind-tabs button,.pomodoro-presets button{min-height:48px;border:1px solid var(--line);border-radius:999px;background:var(--bg);padding:9px 16px;font-weight:700}.timer-kind-tabs button.selected,.pomodoro-presets button.selected{border-color:transparent;background:var(--brand-soft);color:var(--brand-ink)}body[data-domain=study] .timer-kind-tabs button.selected,body[data-domain=study] .pomodoro-presets button.selected{background:var(--study-soft);color:#3e3268}.pomodoro-settings{border:0;padding:0;margin:0 0 18px}.pomodoro-settings legend{font-size:14px;font-weight:650;margin-bottom:8px}.pomodoro-presets{margin-bottom:14px}.pomodoro-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.pomodoro-fields label{display:grid;gap:7px;font-size:13px;font-weight:650}.pomodoro-fields input{width:100%;min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);padding:11px 13px;font-variant-numeric:tabular-nums}.pomodoro-fields input:focus-visible,.timer-kind-tabs button:focus-visible,.pomodoro-presets button:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 42%,transparent);outline-offset:2px}
.button{min-height:48px;border:0;border-radius:12px;padding:12px 20px;background:var(--brand);color:#fff;font-weight:700;display:inline-flex;align-items:center;justify-content:center;text-decoration:none}.button:hover{filter:brightness(.95)}.button.secondary{background:transparent;color:var(--ink);border:1px solid var(--line)}.button.quiet{background:transparent;color:var(--muted)}.button.danger{background:transparent;color:var(--danger);border:1px solid color-mix(in srgb,var(--danger) 35%,transparent)}body[data-domain=study] .button.primary{background:var(--study)}.form-action{width:100%;margin-top:6px}.timer-instrument{min-height:420px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.mascot{width:132px;height:132px;object-fit:contain}.idle-copy{max-width:36ch;color:var(--muted);margin:12px auto 0}.status{display:inline-flex;align-items:center;min-height:32px;border-radius:999px;padding:5px 11px;background:var(--brand-soft);color:var(--brand-ink);font-size:13px;font-weight:750}.status[data-status=paused]{background:#f1e6c9;color:#5b4308}.timer-instrument h2{font-size:22px;margin:22px 0 4px}.session-meta{margin:0;color:var(--muted)}.elapsed{display:block;margin:26px 0 8px;font-size:clamp(48px,8vw,76px);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.035em}.target-block{width:min(100%,520px);margin:14px 0}.target-block p{margin:0 0 8px;color:var(--muted);font-size:14px}.target-block progress,.goal-row progress{appearance:none;width:100%;height:8px;border:0;border-radius:999px;overflow:hidden;background:var(--surface-strong)}progress::-webkit-progress-bar{background:var(--surface-strong)}progress::-webkit-progress-value{background:var(--brand)}progress::-moz-progress-bar{background:var(--brand)}body[data-domain=study] progress::-webkit-progress-value{background:var(--study)}body[data-domain=study] progress::-moz-progress-bar{background:var(--study)}.timer-controls{width:min(100%,520px);display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.timer-controls .button{flex:1 1 140px}.form-error{min-height:1.5em;margin:8px 0;color:var(--danger);font-size:14px}.storage-alert{max-width:940px;margin:0 auto 18px;border:1px solid var(--danger);border-radius:10px;padding:12px 14px;color:var(--danger);background:color-mix(in srgb,var(--danger) 7%,var(--bg))}
.history-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}.history-item{background:var(--bg);padding:20px 22px;display:flex;justify-content:space-between;gap:24px}.history-item h2{font-size:18px;margin:7px 0 3px}.history-item p{margin:0;color:var(--muted);font-size:14px}.entry-note{margin-top:8px!important}.domain-label{font-size:12px;font-weight:750;border-radius:999px;padding:4px 8px;background:var(--brand-soft);color:var(--brand-ink)}.domain-label.study{background:var(--study-soft);color:#3e3268}.history-actions{min-width:150px;display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.history-actions strong{width:100%;text-align:right;font-variant-numeric:tabular-nums;font-size:18px}.history-actions button{min-height:40px;border:0;background:transparent;text-decoration:underline;text-underline-offset:3px}.history-actions .danger{color:var(--danger)}.empty-state{text-align:center;background:var(--bg);padding:56px 24px}.empty-state img{object-fit:contain}.empty-state p{max-width:44ch;margin:8px auto 22px;color:var(--muted)}
.stats-stack{display:grid;gap:28px}.stats-section{border-top:1px solid var(--line);padding-top:24px}.stats-section:first-child{border-top:0;padding-top:0}.stats-section h2{font-size:20px;margin:0 0 14px}.goal-row{padding:15px 0;display:grid;grid-template-columns:minmax(180px,280px) 1fr;gap:24px;align-items:center}.goal-row+.goal-row{border-top:1px solid var(--line)}.goal-row div{display:grid;gap:3px}.goal-row span{font-size:13px;color:var(--muted)}.goal-row strong{font-variant-numeric:tabular-nums}.trend-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.trend-bars{display:grid;gap:12px;margin-top:18px}.trend-row{display:grid;grid-template-columns:42px 1fr 70px;gap:12px;align-items:center}.trend-row>span{font-size:13px;color:var(--muted)}.trend-row>strong{font-size:13px;text-align:right;font-variant-numeric:tabular-nums}.trend-track{height:12px;border-radius:999px;background:var(--surface-strong);overflow:hidden}.trend-track span{display:block;height:100%;background:var(--brand);border-radius:inherit}.settings-layout{max-width:700px;display:grid;gap:28px}.goals-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}.privacy-panel p{color:var(--muted);max-width:62ch}.privacy-panel a{margin-right:16px}.toast{position:fixed;z-index:30;left:50%;bottom:28px;transform:translateX(-50%);max-width:min(90vw,520px);padding:12px 18px;border-radius:10px;background:var(--ink);color:var(--bg);font-weight:650}.mobile-nav{display:none}
dialog{width:min(560px,calc(100% - 28px));border:0;border-radius:14px;padding:0;background:var(--bg);color:var(--ink)}dialog::backdrop{background:rgb(0 0 0/.44)}.dialog-inner{padding:24px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.app-header{height:72px;padding:0 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px}.app-header .brand-mascot{display:none}.locale-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px 16px;font-size:13px;color:var(--muted)}.locale-nav a{text-decoration:none}.locale-nav a[aria-current=page]{color:var(--ink);font-weight:700}.app-nav{position:sticky;top:0;height:calc(100dvh - 72px);padding:28px 18px;border-right:1px solid var(--line);display:grid;align-content:start;gap:6px}.app-nav button{min-height:48px;border:0;border-radius:12px;background:transparent;text-align:left;padding:0 14px;font-weight:650;color:var(--muted);display:flex;align-items:center;gap:10px}.app-nav button:hover{background:var(--surface)}.app-nav button.active{background:var(--brand-soft);color:var(--brand-ink)}.view-heading{margin-bottom:24px}.view-heading h1{font-size:28px;margin:0;letter-spacing:-.025em}.view-heading p{margin:6px 0 0;color:var(--muted)}.setup-panel,.settings-form,.privacy-note{background:var(--surface);border-radius:14px;padding:24px}.setup-panel fieldset{border:0;padding:0;margin:0 0 18px}.setup-panel legend{font-size:14px;font-weight:650;margin-bottom:8px}.setup-panel>label,.settings-form>label,#edit-form>label{display:block;font-size:14px;font-weight:650;margin:14px 0 7px}.setup-panel input,.setup-panel textarea,.settings-form input,#edit-form input,#edit-form textarea{width:100%;min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:11px 13px}.category-options{display:flex;flex-wrap:wrap;gap:8px}.segmented button,.category-options button{min-height:44px;border:1px solid var(--line);border-radius:999px;background:var(--bg);padding:8px 14px;font-weight:650}.segmented button.selected,.category-options button.selected{border-color:transparent;background:var(--brand-soft);color:var(--brand-ink)}.primary-button,.quiet-button,.timer-controls>button{min-height:48px;border:0;border-radius:12px;padding:12px 20px;font-weight:700}.primary-button{background:var(--brand);color:#fff}.quiet-button{background:transparent;color:var(--muted)}#setup-form>.primary-button,.settings-form>.primary-button{width:100%;margin-top:8px}.timer-instrument{background:var(--surface);border-radius:14px;padding:24px}.state-label{display:inline-flex;align-items:center;min-height:32px;border-radius:999px;padding:5px 11px;background:var(--brand-soft);color:var(--brand-ink);font-size:13px;font-weight:750}#elapsed{display:block;margin:26px 0 8px;font-size:clamp(48px,8vw,76px);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.035em}.field-error{color:var(--danger);font-size:14px}.summary-pair{display:grid;gap:0}.settings-form{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.settings-form h2,.settings-form .field-error,.settings-form button{grid-column:1/-1}.privacy-note{margin-top:28px}.trend-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:30px}#edit-form{padding:24px}#edit-form header,#edit-form footer{display:flex;align-items:center;justify-content:space-between;gap:12px}#edit-form header h2{margin:0}#edit-form header button{width:44px;height:44px;border:0;background:transparent;font-size:24px}#edit-form footer{justify-content:flex-end;margin-top:20px}
@media(prefers-color-scheme:dark){:root{--bg:#111412;--surface:#1b201d;--surface-strong:#2b312d;--ink:#f0f2f0;--muted:#bbc2bd;--line:#343a36;--brand:#94cdb0;--brand-soft:#244536;--brand-ink:#cdebdc;--study:#b9a8ea;--study-soft:#3b3452;--danger:#ffb4ab}.button{color:#10251a}.button.secondary,.button.quiet,.button.danger{color:var(--ink)}body[data-domain=study] .button.primary{color:#211a36}.segment.selected,.category-chip.selected{color:var(--brand-ink)}body[data-domain=study] .segment.selected,body[data-domain=study] .category-chip.selected,.domain-label.study{color:#e6dcff}}
@media(max-width:960px){.app-header{height:auto;min-height:64px;padding:10px 18px}.locale-nav a:nth-last-child(-n+2){display:none}.app-shell{display:block}.app-nav{position:fixed;z-index:20;top:auto;left:0;right:0;bottom:0;height:auto;padding:6px 8px calc(6px + env(safe-area-inset-bottom));border:0;border-top:1px solid var(--line);background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(10px);display:grid;grid-template-columns:repeat(4,1fr)}.app-nav button{text-align:center;justify-content:center;min-height:54px;padding:5px;font-size:13px;display:grid;gap:0}.side-rail{position:static;height:auto;border:0;border-bottom:1px solid var(--line);padding:14px 18px;flex-direction:row;align-items:center}.brand img{width:38px;height:38px}.rail-nav{display:none}.rail-links{margin:0 0 0 auto;display:flex}.rail-links>a{display:none}.app-main{padding:22px 18px calc(96px + env(safe-area-inset-bottom))}.timer-layout{grid-template-columns:1fr}.topbar-note{display:none}.mobile-nav{position:fixed;z-index:20;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;padding:6px 8px calc(6px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(10px)}.mobile-nav .nav-button{text-align:center;min-height:54px;padding:5px;font-size:13px}.toast{bottom:calc(78px + env(safe-area-inset-bottom))}.timer-instrument{min-height:360px}.elapsed,#elapsed{font-size:54px}.history-item{display:block}.history-actions{min-width:0;margin-top:14px;justify-content:flex-start}.history-actions strong{width:auto;margin-right:auto;text-align:left}.goal-row{grid-template-columns:1fr;gap:8px}.goals-grid,.settings-form{grid-template-columns:1fr}.settings-form>*{grid-column:1}.summary-pair{grid-template-columns:1fr}}
@media(max-width:420px){.rail-links .locale-links{max-width:180px;justify-content:flex-end;font-size:12px}.app-main{padding-left:14px;padding-right:14px}.panel{padding:18px}.elapsed{font-size:46px}.timer-controls .button{flex-basis:100%}.topbar h1{font-size:24px}.history-item{padding:18px 16px}.trend-row{grid-template-columns:34px 1fr 62px;gap:8px}}
@media(max-width:420px){.topbar{display:block}.topbar p{margin-top:8px}.pomodoro-fields{grid-template-columns:1fr}.timer-kind-tabs{display:grid;grid-template-columns:1fr 1fr}.timer-kind-tabs button{width:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}
.app-nav.mobile-nav{display:none}
@media(max-width:960px){.app-nav.mobile-nav{display:grid}}
@media(max-width:520px){.app-header .brand{white-space:nowrap;font-size:14px}.app-header .locale-nav{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;overscroll-behavior-inline:contain}.app-header .locale-nav a{white-space:nowrap}}
.shift-panel{margin-bottom:18px;text-align:center}.shift-elapsed{display:block;margin:18px 0;font-size:42px;font-weight:650;font-variant-numeric:tabular-nums}.shift-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.shift-actions .button{flex:1 1 150px}.subject-panel{margin:14px 0 18px;padding:14px;background:var(--surface-strong);border-radius:12px}.subject-panel label{display:grid;gap:6px;font-size:14px;font-weight:650}.subject-panel select,.inline-form input,.subject-goal-row input{min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--bg);padding:10px 12px}.inline-form{display:flex;gap:8px;margin-top:10px}.inline-form input{min-width:0;flex:1}.subject-panel>div{display:flex;gap:12px;margin-top:8px}.subject-panel>div button{min-height:44px;border:0;background:transparent;text-decoration:underline}.subject-panel .danger{color:var(--danger)}.subject-settings{margin-top:18px}.subject-goal-row{display:grid;grid-template-columns:minmax(100px,1fr) 1fr 1fr;gap:10px;align-items:end;margin-top:10px}.subject-goal-row label{display:grid;gap:4px;font-size:12px}.shift-table{margin-top:28px}.shift-row{display:grid;grid-template-columns:1fr auto auto;gap:16px;padding:12px 0;border-top:1px solid var(--line);font-variant-numeric:tabular-nums}.subject-stats{margin-top:22px}@media(max-width:560px){.inline-form{display:grid}.subject-goal-row{grid-template-columns:1fr}.shift-row{grid-template-columns:1fr auto}.shift-row span{grid-column:1/-1}.shift-elapsed{font-size:36px}}
.data-tools h2{margin-top:0}.data-actions{display:flex;flex-wrap:wrap;gap:10px}.data-actions .button{min-height:48px}.notification-option{display:flex;gap:12px;align-items:flex-start;margin-top:20px}.notification-option input{width:20px;height:20px;margin-top:2px}.notification-option span{display:grid;gap:4px}.notification-option small{color:var(--muted);line-height:1.45}@media(max-width:560px){.data-actions{display:grid}.data-actions .button{width:100%}}