/* Prep Sarthi: "Paper & Ink".
 * Warm paper, a serif display face, near-black ink, and Sarthi blue used only
 * where it matters. Shared by the landing page (/prep/) and the app (/prep/app/).
 */
:root{
  --bg:#FBF7F0; --bg2:#F3EDE2; --card:#FFFDF9; --ink:#17130E; --muted:#6B6359; --line:#E4DBCC;
  --accent:#2447D8; --wash:#E3E9FF; --btn:#17130E; --btn-ink:#FBF7F0;
  --ok:#1E7A4F; --ok-wash:#E2F2E9; --warn:#9A5B00; --bad:#B3261E; --bad-wash:#FBE9E7;
  --dark:#17130E; --dark-ink:#FBF7F0; --dark-muted:#B9AE9E; --dark-line:#2E2820;
  --display:"Instrument Serif",Georgia,"Times New Roman",serif;
  --body:Inter,"Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --r:18px;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.narrow{max-width:760px;margin:0 auto;padding:0 18px}
h1,h2,h3{font-family:var(--display);font-weight:400;letter-spacing:-.01em;margin:0;line-height:1.06}
.label{font:500 11.5px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}

/* top bar */
.nav{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 0}
.wm{display:inline-flex;align-items:baseline;gap:8px;font:600 18px var(--body);letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.wm .mark{width:19px;height:19px;color:var(--accent);flex:0 0 auto;align-self:center}
.wm i{font-family:var(--display);font-style:italic;font-weight:400;font-size:21px;letter-spacing:0;color:var(--accent)}
.nav .links{display:flex;gap:20px;align-items:center;font-size:14.5px}
.nav .links a{color:var(--muted);text-decoration:none}
.nav .links a:hover{color:var(--ink)}
@media(max-width:720px){.nav .links a.opt{display:none}}

/* buttons */
.pill{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:14px 24px;font:600 15px var(--body);background:var(--btn);color:var(--btn-ink);text-decoration:none;cursor:pointer;transition:transform .12s,opacity .12s}
.pill:hover{transform:translateY(-1px)}
.pill:disabled{opacity:.45;cursor:default;transform:none}
.pill.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.pill.small{padding:9px 16px;font-size:13.5px}
.pill.wide{width:100%;padding:16px}
.pill.danger{background:#E5484D;color:#fff}
.chip{display:inline-block;font:500 11.5px var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:6px 11px;border-radius:999px;background:var(--wash);color:var(--accent)}
.chip.ok{background:var(--ok-wash);color:var(--ok)}
.chip.warn{background:#FBEFD9;color:var(--warn)}

/* cards and forms */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
label.f{display:block;margin:18px 0 6px;font:500 11.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
input[type=text],input[type=password],select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;font:inherit;font-size:15.5px;background:#fff;color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--wash)}
textarea{min-height:120px;resize:vertical;line-height:1.5}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:600px){.row{grid-template-columns:1fr}}
/* A field's label, with its "add a file" button sitting at the end of the row. */
.fhead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:18px 0 6px}
.fhead label.f{margin:0;min-width:0}
/* On a phone the label and its button share a narrow row: tighten the tracking
   and drop the "optional" rather than let the label wrap under the button. */
@media(max-width:470px){.fhead label.f{letter-spacing:.05em}.fhead .opt{display:none}}
.chip.up{flex:none;white-space:nowrap;transition:background .15s,color .15s}
.chip.up::after{content:none}                       /* it opens a file dialog, it does not go anywhere */
.chip.up:hover{background:var(--accent);color:var(--btn-ink)}
.chip.up.ok{background:var(--ok-wash);color:var(--ok)}
textarea.over{border-color:var(--accent);box-shadow:0 0 0 3px var(--wash)}
.notice{min-height:22px;margin-top:10px;font-size:14px;color:var(--warn)}
.notice.bad{color:var(--bad)} .notice.ok{color:var(--ok)}

/* the call card and the wheel */
.call{background:var(--dark);color:var(--dark-ink);border-radius:26px;padding:22px;position:relative;overflow:hidden;box-shadow:0 30px 60px -30px rgba(23,19,14,.45)}
.call .top{display:flex;justify-content:space-between;align-items:center;font:500 12px var(--mono);letter-spacing:.08em;color:var(--dark-muted);text-transform:uppercase}
.live{display:inline-flex;align-items:center;gap:8px}
.live::before{content:"";width:7px;height:7px;border-radius:50%;background:#6f675c}
.live.on::before{background:#ff5a4e;animation:ping 1.8s infinite}
.live.busy::before{background:#E9A23B}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(255,90,78,.6)}70%{box-shadow:0 0 0 9px rgba(255,90,78,0)}100%{box-shadow:0 0 0 0 rgba(255,90,78,0)}}
.wheelwrap{display:grid;place-items:center;padding:30px 0 22px;position:relative}
.wheelwrap::before{content:"";position:absolute;width:230px;height:230px;border-radius:50%;background:radial-gradient(circle,rgba(74,108,255,.55),rgba(74,108,255,0) 66%);filter:blur(10px);opacity:var(--glow,.35);transition:opacity .25s}
.wheel{width:176px;height:176px;position:relative;display:block}
.wheel .spin{transform-origin:50% 50%;transform-box:fill-box}
.wheel .ring{transform-origin:50% 50%;transform-box:fill-box;opacity:0;transition:opacity .2s}
.wheel[data-state=listening] .ring{opacity:.9}
.wheel[data-state=reconnecting]{opacity:.45}
.caption{font-family:var(--display);font-size:24px;line-height:1.22;text-align:center;margin:0 6px 20px;min-height:3.6em;transition:opacity .3s}
.caption.dim{opacity:.5}
.caption .hint{display:block;font:500 11.5px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dark-muted);margin-bottom:10px}
.youline{font:400 13.5px/1.45 var(--mono);color:var(--dark-muted);text-align:center;margin:-8px 10px 16px;min-height:2.9em;transition:opacity .3s}
.youline b{font-weight:500;color:#B4C3FF;letter-spacing:.06em;text-transform:uppercase;font-size:11px;margin-right:6px}
.youline:empty{opacity:0}
.micfix{background:rgba(251,247,240,.07);border:1px solid var(--dark-line);border-radius:16px;padding:16px;margin-bottom:14px;font-size:14.5px;color:var(--dark-ink)}
.micfix p{margin:0 0 10px}
.micfix ul{margin:10px 0 0;padding-left:18px;color:var(--dark-muted);font-size:13.5px}
.micfix li{margin:4px 0}
.micfix select{background:#221D16;color:var(--dark-ink);border-color:var(--dark-line);font-size:14.5px;padding:11px 12px}
.micfix .row2{display:flex;gap:10px;align-items:center;margin-top:12px;flex-wrap:wrap}
.micfix .mini{font:500 11.5px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--dark-muted)}
.linkbtn{background:none;border:0;padding:0;color:#B4C3FF;font:inherit;font-size:13.5px;text-decoration:underline;cursor:pointer}
.you{display:flex;align-items:center;gap:12px;background:rgba(251,247,240,.08);border-radius:16px;padding:12px 14px}
.you small{font:500 11px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--dark-muted)}
.bars{display:flex;gap:3px;align-items:center;height:22px}
.bars i{width:3px;height:100%;border-radius:2px;background:#8FA6FF;transform:scaleY(.12);transform-origin:50% 50%;transition:transform .09s}
.you .pill{margin-left:auto}

/* sections on the landing page */
section.band{padding:72px 0;border-top:1px solid var(--line)}
section.band h2{font-size:clamp(30px,4.2vw,48px);margin:12px 0 34px;max-width:17em}
.step{display:grid;grid-template-columns:90px 1fr 1.4fr;gap:20px;padding:24px 0;border-top:1px solid var(--line);align-items:baseline}
.step .n{font:500 13px var(--mono);color:var(--accent);letter-spacing:.08em}
.step h3{font-size:26px}
.step p{margin:0;color:var(--muted)}
@media(max-width:760px){.step{grid-template-columns:44px 1fr}.step p{grid-column:2}}

/* report */
.score{display:flex;align-items:flex-end;gap:14px;margin:6px 0 16px}
.score b{font-family:var(--display);font-weight:400;font-size:120px;line-height:.82;letter-spacing:-.04em}
.score span{color:var(--muted);font-size:14px;padding-bottom:10px}
.verdict{font-size:17px;margin:0 0 20px}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.tile{background:var(--bg2);border-radius:14px;padding:14px}
.tile b{display:block;font:600 22px var(--body);letter-spacing:-.02em}
.tile span{font:500 10.5px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.q{padding:26px 0;border-top:1px solid var(--line)}
.q:first-of-type{border-top:0;padding-top:6px}
.q h3{font-size:24px;line-height:1.2;margin:8px 0 14px}
.meter{height:6px;border-radius:3px;background:var(--bg2);overflow:hidden;margin:4px 0 16px}
.meter i{display:block;height:100%;border-radius:3px;background:var(--bad)}
.meter i.mid{background:#D9921A}.meter i.good{background:var(--ok)}
.said{color:var(--muted);font-size:15px;margin:0 0 10px}
.better{background:var(--wash);border-radius:14px;padding:16px;font-size:15px;margin-top:12px}
.better .label{color:var(--accent);display:block;margin-bottom:6px}
ul.clean{list-style:none;padding:0;margin:8px 0 0}
ul.clean li{padding:9px 0 9px 26px;border-top:1px solid var(--line);position:relative}
ul.clean li:first-child{border-top:0}
ul.clean li::before{content:"";position:absolute;left:4px;top:18px;width:8px;height:8px;border-radius:50%;background:var(--ok)}
ul.clean.bad li::before{background:var(--bad)}

footer.site{padding:40px 0 70px;color:var(--muted);font-size:13.5px;border-top:1px solid var(--line)}
footer.site a{color:var(--muted)}

/* nav actions, passes, invites */
.navright{display:inline-flex;align-items:center;gap:14px}
.navlink{background:none;border:0;padding:0;font:500 14.5px var(--body);color:var(--muted);cursor:pointer}
.navlink:hover{color:var(--ink)}
button.chip{border:0;cursor:pointer}
.linkink{background:none;border:0;padding:0;font:inherit;color:var(--accent);text-decoration:underline;cursor:pointer}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 16px}
@media(max-width:520px){.plans{grid-template-columns:1fr}}
.plan{text-align:left;background:var(--card);border:1.5px solid var(--line);border-radius:var(--r);padding:18px;cursor:pointer;font-family:var(--body);color:var(--ink);display:grid;gap:4px;transition:border-color .15s,box-shadow .15s}
.plan b{font-family:var(--display);font-weight:400;font-size:30px;line-height:1.1}
.plan .price{font:600 20px var(--body);letter-spacing:-.02em}
.plan small{color:var(--muted);font-size:13.5px}
.plan.on{border-color:var(--ink);box-shadow:0 0 0 3px var(--wash)}
.invite h2{font-size:30px;margin:8px 0 8px}
.invite .invite-link{margin:14px 0 4px;font:400 14px var(--mono);background:var(--bg2)}
.invite .actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.invite .check{display:flex;gap:10px;align-items:center;margin-top:12px;color:var(--muted);font-size:14.5px}
.invite .check input{width:18px;height:18px;accent-color:var(--accent)}
.invite-stats{font-size:13.5px;margin:14px 0 0}

/* the account panel */
.card.account{background:var(--dark);color:var(--dark-ink);border-color:var(--dark);margin-bottom:16px}
.card.account .label{color:var(--dark-muted)}
.card.account .linkink{color:#B4C3FF}
.acct-top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.passbig{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:18px 0 4px}
.passbig b{font-family:var(--display);font-weight:400;font-size:44px;line-height:1;letter-spacing:-.02em}
.passbig span{color:var(--dark-muted);font-size:14.5px}
.card.account .actions{margin-top:18px}
.card.account .pill{background:var(--dark-ink);color:var(--dark)}
.card.account .pill.ghost{background:transparent;color:var(--dark-ink);box-shadow:inset 0 0 0 1px var(--dark-line)}
.acct-stats{margin-top:16px;padding-top:14px;border-top:1px solid var(--dark-line);color:var(--dark-muted);font-size:13.5px}
.acct-stats:empty{display:none}

/* a pass offer, shown at the moments someone would want one */
.offer{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:var(--wash);border-radius:16px;padding:14px 16px;margin-top:12px}
.offer p{margin:0;flex:1 1 220px;font-size:14.5px;color:var(--ink)}
.offer .pill{flex:0 0 auto}
.offer.warn{background:#FBEFD9}
/* The report's pass offer: the main action once someone has read their score (app.js showReportOffer). */
.offer.sell{background:var(--card);box-shadow:inset 0 0 0 2px var(--accent);padding:18px;gap:14px 18px}
.offer.sell p{font-size:15.5px;line-height:1.5}
.offer.sell .pill{background:var(--accent);color:#fff}
@media (max-width:560px){.offer.sell .pill{flex:1 1 100%}}
button.chip::after{content:" \203A";opacity:.7}