@font-face{font-family:Inter;src:url('../assets/inter-latin.woff2') format('woff2');font-display:swap;font-weight:100 900}
:root,[data-theme=light]{color-scheme:light;--frame:#eaf1f4;--sheet:#fff;--well:#f3f7f9;--track:#e4ecef;--line:#d9e1e5;--edge:#7c8c93;--ink:#0f1b23;--secondary:#33414a;--muted:#57666e;--accent:#0f766e;--on-accent:#fff;--danger:#a31b26}
[data-theme=dark]{color-scheme:dark;--frame:#0c1216;--sheet:#141b20;--well:#1b252b;--track:#26343c;--line:#34434c;--edge:#81949e;--ink:#e5eaee;--secondary:#c5d1d8;--muted:#a5b7c1;--accent:#2dd4bf;--on-accent:#0c1216;--danger:#ffabb3}

/* Base */
*{box-sizing:border-box}
body{margin:0;background:var(--frame);color:var(--ink);font:15px/1.55 Inter,system-ui,sans-serif;-webkit-text-size-adjust:100%}
button,input,select,textarea{font:inherit}
button,.file-button{min-height:44px;padding:9px 15px;border:1px solid var(--edge);background:var(--sheet);color:var(--ink);border-radius:7px;font-weight:600;cursor:pointer;text-align:center;touch-action:manipulation;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.icon-button,#theme,.dialog-heading button{width:44px;padding:0;flex:none}
button:hover,.file-button:hover{background:var(--well)}
button.primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}
button:disabled{opacity:.5;cursor:not-allowed}
button.danger{color:var(--danger)}
button.big{min-height:60px;width:100%;font-size:18px}
input,select,textarea{width:100%;min-height:44px;border:1px solid var(--edge);border-radius:6px;background:var(--sheet);color:var(--ink);padding:9px 11px}
input[type=checkbox]{width:22px;min-height:22px;accent-color:var(--accent)}
label{display:block;font-weight:500}
label input,label select,label textarea{margin-top:6px}
a{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(28px,3vw,40px);line-height:1.15;letter-spacing:-1.1px;margin-bottom:12px;font-weight:650}
h2{font-size:22px;line-height:1.3;font-weight:650;margin-bottom:16px}
h3{font-size:16px;margin-bottom:7px}
small{font-size:12px}
.muted,.eyebrow,small{color:var(--muted)}
.eyebrow{margin-bottom:12px;font-size:13px}
.status-line{font-size:13px;color:var(--muted)}
.sprite{position:absolute;width:0;height:0}
.icon{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:-100px;left:16px;z-index:10;padding:12px;background:var(--sheet)}
.skip-link:focus{top:10px}
[hidden]{display:none!important}

/* Chrome */
.app-header{min-height:80px;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:16px 32px;border-bottom:1px solid var(--line)}
.brand{display:flex;gap:12px;align-items:center;color:var(--ink);text-decoration:none;font-size:18px}
.brand b{font-weight:650}
.brand svg{color:var(--accent)}
.header-actions{display:flex;gap:20px;align-items:center}
.header-actions span{font-size:12px;color:var(--muted)}
.app-layout{display:grid;grid-template-columns:235px minmax(0,1fr);max-width:1600px;margin:auto}
aside{padding:32px 20px;display:flex;flex-direction:column;gap:50px;border-right:1px solid var(--line)}
nav{display:flex;flex-direction:column;gap:8px}
nav button{display:flex;align-items:center;gap:10px;text-align:left;background:transparent;border-color:transparent}
nav button[aria-current=page]{background:var(--sheet);border-color:var(--line);color:var(--accent)}
.aside-note{padding:0 12px}
.aside-note p{font-weight:600}
.aside-note button{width:100%;margin-top:22px;font-size:12px;padding:8px}
main{padding:38px clamp(20px,4vw,64px);min-width:0}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-heading p:last-child{margin-bottom:0;color:var(--muted)}
.sheet{background:var(--sheet);border:1px solid var(--line);border-radius:10px;padding:26px;margin-bottom:24px}
.notice{border:1px solid var(--edge);background:var(--sheet);border-radius:7px;padding:14px 18px;margin-bottom:20px}
footer{margin-top:40px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:20px}
.text-button{border-color:transparent;background:transparent}
.button-group{display:flex;gap:10px;flex-wrap:wrap}

/* Plan */
.next-run{max-width:460px;margin-bottom:16px;justify-content:flex-start;gap:14px;padding:10px 18px;text-align:left}
.next-run span{display:grid}
.next-run strong{font-size:17px;font-weight:650;line-height:1.3}
.next-run small{color:inherit;font-weight:500;line-height:1.35}
.next-run .icon{width:24px;height:24px}
.week-sheet{padding:18px 26px}
.week-nav{display:grid;grid-template-columns:44px minmax(0,260px) 44px;gap:8px;align-items:center;margin-bottom:10px}
.week-nav select{margin:0;font-size:17px;font-weight:650}
.week-focus{margin-bottom:4px;color:var(--secondary)}
.week-stats{margin:0;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.week-links{display:flex;flex-wrap:wrap;align-items:center;gap:0 14px;margin-top:10px;padding-top:6px;border-top:1px solid var(--line);font-size:13px}
.week-links p{margin:0;color:var(--secondary)}
.week-links button{padding:0;color:var(--accent);font-size:14px}
.week-done{margin:0 0 14px;font-size:14px;color:var(--secondary)}
.calendar-week{border-top:1px solid var(--line);padding:20px 0;display:grid;grid-template-columns:125px repeat(3,minmax(0,1fr));gap:16px}
.calendar-week.week-selected{border-top:2px solid var(--accent)}
.calendar-label{display:flex;flex-direction:column;align-items:start;gap:6px}
.calendar-label strong{display:block}
.calendar-label span{font-size:12px;color:var(--muted)}
.week-jump{border:0;background:transparent;min-height:30px;padding:0;text-align:left}
.run-button{display:flex;gap:10px;width:100%;height:100%;text-align:left;padding:14px 10px 14px 16px;background:var(--sheet);border:1px solid var(--line)}
.run-button>.icon{color:var(--muted)}
.run-text{flex:1;min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 10px;align-items:center}
.run-text .date{font-size:12px;color:var(--muted)}
.run-text .name,.run-text small{grid-column:1/-1}
.run-text .name{font-size:15px}
.run-text small{font-weight:400}
.state-word{display:flex;align-items:center;gap:6px;margin-top:12px;font-size:12px;color:var(--muted)}
.state-word::before{content:'';width:6px;height:6px;border:1px solid var(--muted);border-radius:50%;flex:none}
.state-word.complete::before{background:var(--accent);border-color:var(--accent)}
.run-text .state-word{margin:0}

/* Workout */
.targets{display:grid;grid-template-columns:1fr 1fr;margin:14px 0;border-block:1px solid var(--line)}
.targets div{padding:12px 8px}
.targets div+div{border-left:1px solid var(--line)}
.targets dt{font-size:12px;color:var(--muted)}
.targets dd{margin:2px 0 0;font-size:22px;line-height:1.25;font-weight:650;font-variant-numeric:tabular-nums;color:var(--ink)}

#workout-content{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px;align-items:start}
#workout-content .sheet{margin:0}
.run-card h2{font-size:24px;margin-bottom:0}
.run-card .eyebrow{margin-bottom:4px}
.run-steps,.prescription dl{margin:0}
.run-steps dt,.prescription dt{margin-top:12px;font-size:13px;font-weight:600;color:var(--muted)}
.run-steps dd,.prescription dd{margin:2px 0 0}
.run-card button.big{margin-top:18px;max-width:460px}
.run-hint{margin:12px 0 0;font-size:12px;color:var(--muted)}
.spacing-note{align-items:start;margin:14px 0 0;font-size:13px;color:var(--secondary)}
.spacing-note::before{margin-top:7px}
.prescription h2{font-size:18px;margin-bottom:0}
.unit-toggle{display:inline-grid;grid-template-columns:1fr 1fr;margin-bottom:16px}
.unit-toggle button{min-width:120px;border-radius:0}
.unit-toggle button:first-child{border-radius:7px 0 0 7px}
.unit-toggle button:last-child{border-left:0;border-radius:0 7px 7px 0}
.unit-toggle button[aria-pressed=true]{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}
.check-row{display:flex;gap:10px;align-items:center;min-height:44px}
.check-row input{margin:0}

/* Forms, progress, dialogs */
.metric-row{display:flex;gap:16px 40px;flex-wrap:wrap}
.metric{display:flex;flex-direction:column;gap:3px}
.metric strong{font-size:24px;font-weight:600;font-variant-numeric:tabular-nums}
.metric span{font-size:12px;color:var(--muted)}
.fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:20px}
.settings-form p{font-size:13px}
.file-button{position:relative}
.date-button{position:relative;display:block;margin-top:6px}
.date-button .icon{position:absolute;left:14px;top:50%;translate:0 -50%;pointer-events:none}
.date-button input{margin:0;appearance:none;-webkit-appearance:none;display:block;padding:9px 44px;border-radius:7px;font-weight:600;text-align:center;cursor:pointer}
.date-button input::-webkit-date-and-time-value{text-align:center}
.date-button input::-webkit-datetime-edit{flex:none;margin:auto}
.date-button input::-webkit-calendar-picker-indicator{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.file-button input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0}
.file-button:focus-within{outline:3px solid var(--accent);outline-offset:3px}
#import-preview{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}
.backup-area p{max-width:680px}
.backup-area .button-group{margin-bottom:16px}
.empty{padding:50px 0;color:var(--muted)}
.chart{width:100%;height:auto;display:block;overflow:visible}
.chart text{fill:var(--muted);font:12px Inter,sans-serif}
.chart .grid{stroke:var(--line)}
.chart .planned{stroke:var(--muted);fill:none;stroke-width:2;stroke-dasharray:5 5}
.chart .actual{stroke:var(--accent);fill:none;stroke-width:3}
.chart .point{fill:var(--accent)}
.chart-legend{display:flex;gap:24px;font-size:12px;color:var(--muted)}
.chart-legend span::before{content:'';display:inline-block;width:20px;border-top:3px solid var(--accent);margin:0 8px 3px 0}
.chart-legend .planned::before{border-color:var(--muted);border-top-style:dashed}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:13px;font-variant-numeric:tabular-nums}
th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:500}
details{border-top:1px solid var(--line);padding:14px 0}
summary{cursor:pointer;min-height:44px;padding:8px 0;font-weight:600}
details p{color:var(--secondary);font-size:13px}
dialog{max-width:780px;width:calc(100% - 32px);max-height:90dvh;overflow:auto;background:var(--sheet);color:var(--ink);border:1px solid var(--edge);border-radius:12px;padding:28px;box-shadow:0 12px 32px #07101633}
dialog::backdrop{background:#07101688}
.dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}
.dialog-heading h2{margin:0}
dialog form>label{margin-bottom:20px}
.guide-terms{margin:0 0 20px}
.guide-terms dt{font-weight:600;margin-top:12px}
.guide-terms dd{margin:2px 0 0;color:var(--secondary)}

@media(max-width:1100px){
.app-layout{grid-template-columns:195px 1fr}
main{padding:28px 24px}
.calendar-week{grid-template-columns:85px repeat(3,minmax(0,1fr));gap:10px}
.run-button{padding:12px}
.fields{grid-template-columns:repeat(2,minmax(0,1fr))}
#workout-content{grid-template-columns:minmax(0,1fr)}
}

/* Phone: bottom tab bar, one week at a time, player first */
@media(max-width:700px){
body{font-size:16px}
input,select,textarea{font-size:16px}
h2{font-size:20px}
.app-header{min-height:52px;padding:6px 16px;gap:12px}
.brand{font-size:15px;gap:8px}
.brand svg{width:24px;height:24px}
.header-actions{gap:10px}
.header-actions span{max-width:120px;font-size:11px;line-height:1.3;text-align:right}
#save-state[data-state=ok]{display:none}
.app-layout{display:block}
aside{display:block;padding:0;border:0}
.aside-note{display:none}
nav{position:fixed;left:0;right:0;bottom:0;z-index:5;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;background:var(--frame);border-top:1px solid var(--line);padding:4px 8px calc(4px + env(safe-area-inset-bottom))}
nav button,nav button[aria-current=page]{flex-direction:column;justify-content:center;gap:2px;min-height:52px;padding:4px;border:0;background:transparent;font-size:12px}
nav .icon{width:24px;height:24px}
main{padding:12px 16px calc(84px + env(safe-area-inset-bottom))}
#calendar .section-heading{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}
.section-heading{margin-bottom:10px;gap:12px}
.section-heading h1{font-size:22px;letter-spacing:-.4px;margin:0}
.section-heading p{display:none}
.section-heading button{flex:none;min-height:40px;padding:6px 12px;font-size:13px}
#adjust,#back-calendar{display:none}
.sheet{padding:14px;border-radius:10px;margin-bottom:12px}
.next-run{max-width:none;margin-bottom:10px}
.week-sheet{padding:10px 12px 12px;margin-bottom:10px}
.week-nav{grid-template-columns:44px minmax(0,1fr) 44px;margin-bottom:8px}
.week-focus{font-size:14px;line-height:1.4}
.calendar-week{display:none}
.calendar-week.week-selected{display:grid;grid-template-columns:minmax(0,1fr);gap:8px;padding:0;border:0}
.calendar-label{display:none}
.run-button{padding:11px 8px 11px 14px;border-radius:10px;align-items:center}
.run-text .date,.run-text small,.run-text .state-word{font-size:13px}
.run-text .name{font-size:17px;line-height:1.3}
.targets{margin:10px 0}
.targets div{padding:8px}
.targets dd{font-size:19px}
.metric-row{gap:12px 24px}
.metric strong{font-size:20px}
#workout-content{gap:12px}
.run-card button.big{max-width:none}
.unit-toggle{display:grid;margin-bottom:12px}
.fields{grid-template-columns:minmax(0,1fr);gap:14px}
.button-group button,.file-button{flex:1;min-width:120px}
dialog{width:100%;max-width:100%;max-height:92dvh;margin:auto 0 0;border-width:1px 0 0;border-radius:14px 14px 0 0;padding:20px 16px calc(20px + env(safe-area-inset-bottom))}
.dialog-heading h2{font-size:20px}
.chart text{font-size:14px}
.chart-legend{gap:12px}
.table-wrap{margin:0 -8px}
th,td{padding:8px}
footer{margin-top:24px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}