/* Layout: phone-first app shell — sticky header, one column of cards; coach view widens to a roster table on desktop. */
:root{
  --bg:#F3F3F8; --surface:#FFFFFF; --surface-2:#ECEDF6; --line:#DCDEEC;
  --fg:#1E2F38; --muted:#5D6B78; --teal:#274653;
  --lavender:#7C83C8; --green:#4F8A73; --blue:#4C8DB0; --gold:#C99A35; --coral:#D96A44;
  --deep:#5B4BA8; --rem:#B8BEEB; --light:#7C9FE0; --awake:#E39A7E;
  --good:#3E8A63; --warn:#B97E14; --bad:#C2502E;
  --display:"Lora", Georgia, "Times New Roman", serif;
  --body:"Open Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --r:14px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#141C22; --surface:#1C2730; --surface-2:#24323C; --line:#31424E;
  --fg:#E9EEF2; --muted:#9AAAB6; --teal:#9CC9D6;
  --lavender:#A3A9E4; --green:#7DBA9F; --blue:#7DB8D8; --gold:#E3BD6B; --coral:#EE9070;
  --deep:#9C8DE8; --rem:#5E6499; --light:#6F93D6; --awake:#D98A6E;
  --good:#6CC292; --warn:#E3BD6B; --bad:#EE8566; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#141C22; --surface:#1C2730; --surface-2:#24323C; --line:#31424E;
  --fg:#E9EEF2; --muted:#9AAAB6; --teal:#9CC9D6;
  --lavender:#A3A9E4; --green:#7DBA9F; --blue:#7DB8D8; --gold:#E3BD6B; --coral:#EE9070;
  --deep:#9C8DE8; --rem:#5E6499; --light:#6F93D6; --awake:#D98A6E;
  --good:#6CC292; --warn:#E3BD6B; --bad:#EE8566; color-scheme:dark}

*{box-sizing:border-box}
html,body{background:var(--bg)}
body{color:var(--fg);font-family:var(--body);font-size:15px;line-height:1.5;margin:0}
h1,h2,h3{font-family:var(--display);font-weight:600;text-wrap:balance;margin:0}
h2{font-size:1.25rem} h3{font-size:1.02rem}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--lavender);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:#9197D1}
header.app{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:#9197D1;color:#1E2F38;
  padding-block:10px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.hrow{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between}
.brand{display:flex;align-items:baseline;gap:10px}
.brand b{font-family:var(--display);font-size:1.2rem;letter-spacing:.2px}
.brand span{font-size:.78rem;opacity:.8;text-transform:uppercase;letter-spacing:1.4px}
.switch{display:flex;background:rgba(255,255,255,.4);border-radius:999px;padding:3px}
.switch button{border:0;background:transparent;color:#1E2F38;padding:6px 14px;border-radius:999px;font-size:.85rem;font-weight:600}
.switch button[aria-pressed="true"]{background:#fff;color:#274653}

.proto{max-width:1080px;margin:12px auto 0;font-size:.8rem;color:var(--muted);display:flex;gap:8px;align-items:center}
.proto .tag{background:var(--surface-2);color:var(--fg);border-radius:6px;padding:2px 8px;font-weight:600;letter-spacing:.4px;font-size:.72rem;text-transform:uppercase}
main{padding-block:12px 48px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.wrap{max-width:1080px;margin:0 auto;display:grid;gap:16px}
.narrow{max-width:640px;margin:0 auto;display:grid;gap:16px;width:100%}

.hello{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap}
.hello h1{font-size:1.6rem}
.hello p{margin:2px 0 0;color:var(--muted)}
.streak{display:flex;gap:8px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 10px;font-size:.8rem;font-weight:600;background:var(--surface-2)}
.pill.good{color:var(--good)} .pill.warn{color:var(--warn)} .pill.bad{color:var(--bad)}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;display:inline-block}

.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line)}
.tabs button{border:0;background:none;padding:10px 14px;font-weight:600;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--fg);border-color:var(--lavender)}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:grid;gap:14px;min-width:0}
.card .sub{color:var(--muted);font-size:.86rem;margin:2px 0 0}
.chead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}

/* upload */
.drop{border:2px dashed var(--line);border-radius:12px;padding:22px 16px;display:grid;justify-items:center;gap:8px;text-align:center;background:var(--surface-2)}
.drop.over{border-color:var(--lavender)}
.btn{border:0;border-radius:10px;padding:11px 18px;font-weight:600;background:var(--lavender);color:#fff}
:root[data-theme="dark"] .btn{color:#141C22}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .btn{color:#141C22}}
.btn.alt{background:var(--surface);color:var(--fg);border:1px solid var(--line)}
.btn.green{background:var(--green)}
.drop small{color:var(--muted)}
.chips{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:.84rem;font-weight:600}
.chip.tog{padding:8px 14px}
.chip.tog[aria-pressed="true"]{background:var(--green);border-color:var(--green);color:var(--surface)}
.chips.left{justify-content:flex-start}
.exbox{display:grid;gap:10px;padding:10px 12px;border-radius:10px;background:var(--surface-2)}
.exbox .tick{background:var(--surface)}
.exq{font-weight:500}
.exq small{color:var(--muted);margin-left:6px}
.steps{display:grid;gap:8px}
.step{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:.9rem}
.step.done{color:var(--fg)}
.step i{width:18px;height:18px;border-radius:50%;border:2px solid var(--line);flex:none}
.step.done i{background:var(--green);border-color:var(--green)}
.step.run i{border-color:var(--lavender);border-top-color:transparent;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion: reduce){.step.run i{animation:none}}
.found{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.found label{display:grid;gap:2px;background:var(--surface-2);border-radius:10px;padding:8px 10px;font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.found input{border:0;background:transparent;font-size:1rem;font-weight:600;padding:0;width:100%;text-transform:none;letter-spacing:0}
.typebadge{font-family:var(--display);font-size:1.05rem}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* check-in */
.slider{display:grid;gap:4px}
.slider .top{display:flex;justify-content:space-between;font-weight:600}
.slider .top output{font-variant-numeric:tabular-nums;color:var(--lavender);font-size:1.1rem}
.slider .ends{display:flex;justify-content:space-between;font-size:.75rem;color:var(--muted)}
input[type=range]{width:100%;accent-color:var(--lavender)}
.group{display:grid;gap:6px}
.group h4{margin:6px 0 2px;font-size:.72rem;text-transform:uppercase;letter-spacing:1.2px;color:var(--muted)}
.tick{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:10px;background:var(--surface-2);cursor:pointer;user-select:none}
.tick input{width:22px;height:22px;accent-color:var(--green);flex:none}
.tick span{flex:1}
.tick small{color:var(--muted);display:block;font-size:.78rem}
textarea{width:100%;min-height:70px;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:10px;resize:vertical}
.savebar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}

/* progress */
.tiles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
@media (max-width:640px){.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;display:grid;gap:2px}
.tile .k{font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.8px}
.tile .v{font-family:var(--display);font-size:1.6rem;font-weight:600;font-variant-numeric:tabular-nums}
.tile .d{font-size:.8rem;font-weight:600}
.up{color:var(--good)} .down{color:var(--bad)} .flat{color:var(--muted)}
.charts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:820px){.charts{grid-template-columns:1fr}}
.cv{position:relative;height:220px}
.legend{display:flex;gap:12px;flex-wrap:wrap;font-size:.78rem;color:var(--muted)}
.legend b{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}
.range{display:flex;gap:4px;flex-wrap:wrap}
.range button{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:4px 10px;font-size:.8rem;font-weight:600;color:var(--muted)}
.range button[aria-pressed="true"]{background:var(--teal);color:var(--surface);border-color:var(--teal)}

.habits{overflow-x:auto}
.habits table{border-collapse:collapse;width:100%;min-width:460px;font-size:.86rem}
.habits th{font-weight:600;color:var(--muted);font-size:.74rem;text-transform:uppercase;letter-spacing:.6px;padding:6px 4px;text-align:center}
.habits th:first-child,.habits td:first-child{text-align:left}
.habits td{padding:7px 4px;border-top:1px solid var(--line);text-align:center}
.cell{display:inline-block;width:18px;height:18px;border-radius:5px;background:var(--surface-2);vertical-align:middle}
.cell.on{background:var(--green)}
.cell.none{background:transparent;border:1px dashed var(--line)}
.pct{font-weight:700;font-variant-numeric:tabular-nums}

/* coach */
.roster{overflow-x:auto}
.roster table{width:100%;border-collapse:collapse;min-width:720px}
.roster th{font-size:.72rem;text-transform:uppercase;letter-spacing:.7px;color:var(--muted);text-align:left;padding:8px 10px;font-weight:600}
.roster td{padding:12px 10px;border-top:1px solid var(--line);vertical-align:middle;font-variant-numeric:tabular-nums}
.roster tr.client{cursor:pointer}
.roster tr.client:hover td{background:var(--surface-2)}
.who b{display:block} .who small{color:var(--muted)}
.back{border:0;background:none;color:var(--lavender);font-weight:600;padding:0}
.coachnote{background:var(--surface-2);border-radius:10px;padding:10px 12px;font-size:.88rem}
.notes{display:grid;gap:8px}
.note{font-size:.88rem;border-left:3px solid var(--lavender);padding:2px 0 2px 10px}
.note small{color:var(--muted);display:block}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(18px + env(safe-area-inset-bottom,0px));background:var(--teal);color:var(--surface);padding:10px 16px;border-radius:10px;font-weight:600;box-shadow:0 6px 24px rgba(0,0,0,.2);z-index:20;max-width:calc(100% - 32px)}
.sbar{display:grid;grid-template-columns:repeat(auto-fit,minmax(16px,1fr));gap:4px}
.sbar span{height:10px;border-radius:4px;background:var(--surface-2);border:1px solid var(--line)}
.sbar span.on{background:var(--teal);border-color:var(--teal)}
.smark{display:inline-block;width:0;height:12px;border-left:2px dashed var(--teal);margin-right:8px;vertical-align:-2px;border-radius:0}
.legend .smark{background:none}
.times{display:flex;gap:10px;flex-wrap:wrap}
.times label{display:flex;align-items:center;gap:8px;background:var(--surface);border-radius:10px;padding:6px 10px;font-weight:500}
.sel{border:1px solid var(--line);border-radius:8px;background:var(--surface-2);padding:6px 8px;font-weight:600;font-variant-numeric:tabular-nums}
.diary .exq+.chips{margin-top:-4px}
.streak .btn{padding:7px 14px}
.pill{white-space:nowrap}
.range button:disabled{opacity:.5;cursor:default}

/* ---------- live app additions ---------- */
.hright{display:flex;align-items:center;gap:10px;font-size:.88rem}
.hright button{border:0;background:rgba(255,255,255,.4);color:#1E2F38;border-radius:999px;padding:6px 12px;font-weight:600}
.center{min-height:60vh;display:grid;place-items:center}
.auth{width:100%;max-width:420px}
.field{display:grid;gap:4px}
.field label{font-weight:600;font-size:.9rem}
.field input,.field select{border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:11px 12px;width:100%}
.field small{color:var(--muted)}
.formgrid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.err{color:var(--bad);font-weight:600;font-size:.9rem;margin:0}
.ok{color:var(--good);font-weight:600;font-size:.9rem;margin:0}
.muted{color:var(--muted)}
.empty{text-align:center;color:var(--muted);padding:24px 8px}
.found input[type=date]{font-size:.95rem}
.check{display:flex;gap:10px;align-items:flex-start}
.check input{width:22px;height:22px;accent-color:var(--green);flex:none;margin-top:2px}
.btn:disabled{opacity:.55;cursor:default}
.btn.bad{background:var(--bad)}
.linkbtn{border:0;background:none;color:var(--lavender);font-weight:600;padding:0;text-decoration:underline}
.install{border-color:var(--lavender)}
.split{display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}
.prog{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px;border-radius:6px;padding:2px 7px;background:var(--surface-2)}
.prog.online{color:var(--blue)} .prog.clinic{color:var(--green)}