/* Layout: sticky top bar with four tabs; a ledger-like main column (max 1120px) — summary first, then checks, then matched schemes. */
:root{
  --paper:#F2F5F1; --surface:#FFFFFF; --surface-2:#E8EEE8; --ink:#11261C; --ink-2:#4B5D53; --ink-3:#73847A;
  --line:#D3DDD5; --accent:#0E6A4D; --accent-ink:#FFFFFF; --accent-soft:#DCEFE6;
  --mark:#F6D365; --mark-ink:#3B2A00;
  --act:#B42318; --act-soft:#FDE8E6; --check:#A15C07; --check-soft:#FDF0D9; --info:#1E5A8C; --info-soft:#E3EEF8;
  --f-display:"Bricolage Grotesque", "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --f-body:"Public Sans", "Helvetica Neue", Arial, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --paper:#0D1611; --surface:#142019; --surface-2:#1B2A22; --ink:#E5EEE8; --ink-2:#A3B5AA; --ink-3:#7E9186;
  --line:#26372E; --accent:#4CC497; --accent-ink:#06180F; --accent-soft:#173328;
  --mark:#E8B931; --mark-ink:#1E1500;
  --act:#FF8A80; --act-soft:#3A1714; --check:#F5B65A; --check-soft:#33240C; --info:#86BDF0; --info-soft:#132A3D;
  color-scheme:dark; } }
:root[data-theme="dark"]{
  --paper:#0D1611; --surface:#142019; --surface-2:#1B2A22; --ink:#E5EEE8; --ink-2:#A3B5AA; --ink-3:#7E9186;
  --line:#26372E; --accent:#4CC497; --accent-ink:#06180F; --accent-soft:#173328;
  --mark:#E8B931; --mark-ink:#1E1500;
  --act:#FF8A80; --act-soft:#3A1714; --check:#F5B65A; --check-soft:#33240C; --info:#86BDF0; --info-soft:#132A3D;
  color-scheme:dark; }

*{box-sizing:border-box}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:15.5px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2.5px solid var(--accent);outline-offset:2px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;letter-spacing:-.01em;margin:0}
h1{font-size:clamp(1.9rem,4.2vw,2.75rem);line-height:1.08;font-weight:800}
h2{font-size:1.35rem;font-weight:700}
h3{font-size:1.06rem;font-weight:700;line-height:1.3}
p{margin:0}
.muted{color:var(--ink-2)}
.eyebrow{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.hl{background:linear-gradient(transparent 55%, var(--mark) 55%);color:inherit;padding:0 .1em}

/* top bar */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--paper);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:18px;padding-block:12px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:800;font-size:1.2rem;white-space:nowrap}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--accent);display:grid;place-items:center}
.brand-mark svg{display:block}
.tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;flex:1;min-width:0}
.tabs::-webkit-scrollbar{display:none}
.tab{border:0;background:none;padding:8px 13px;border-radius:999px;cursor:pointer;color:var(--ink-2);font-weight:600;white-space:nowrap}
.tab:hover{color:var(--ink);background:var(--surface-2)}
.tab[aria-selected="true"]{background:var(--ink);color:var(--paper)}
.top .who{display:flex;gap:8px;align-items:center}
.btn{border:1px solid var(--line);background:var(--surface);padding:9px 15px;border-radius:999px;cursor:pointer;font-weight:600;display:inline-flex;align-items:center;gap:7px;text-decoration:none;color:var(--ink)}
.btn:hover{border-color:var(--ink-3)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.07)}
.btn.small{padding:6px 11px;font-size:.88rem}
.btn.ghost{background:none;border-color:transparent;color:var(--accent);padding-inline:6px}

main{padding-block:26px 64px}
.view[hidden]{display:none}

/* example banner */
.banner{display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--surface-2);border:1px dashed var(--ink-3);border-radius:var(--r);padding:12px 16px;margin-bottom:22px}
.banner p{min-width:0;flex:1 1 280px}

/* dashboard hero */
.hero{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:28px;align-items:end;margin-bottom:26px}
.hero p.lede{font-size:1.06rem;color:var(--ink-2);margin-top:12px;max-width:60ch}
.profile-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:grid;gap:10px}
.profile-card dl{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;margin:0;font-size:.9rem}
.profile-card dt{color:var(--ink-3)}
.profile-card dd{margin:0;font-weight:600;min-width:0}

.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:34px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;cursor:pointer;text-align:left}
.stat:hover{border-color:var(--ink-3)}
.stat .n{font-family:var(--f-display);font-weight:800;font-size:2.1rem;line-height:1}
.stat .l{color:var(--ink-2);font-size:.92rem;margin-top:6px}

.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin:0 0 14px;flex-wrap:wrap}

/* checks */
.checks{display:grid;gap:12px;margin-bottom:38px}
.check{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);display:grid;grid-template-columns:6px minmax(0,1fr);overflow:hidden}
.check .stripe{background:var(--info)}
.check.act .stripe{background:var(--act)}
.check.check-sev .stripe{background:var(--check)}
.check-body{padding:16px 18px;display:grid;gap:9px;min-width:0}
.check-top{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.pill{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;font-weight:600;padding:3px 8px;border-radius:999px;background:var(--info-soft);color:var(--info);white-space:nowrap}
.pill.act{background:var(--act-soft);color:var(--act)}
.pill.check{background:var(--check-soft);color:var(--check)}
.pill.good{background:var(--accent-soft);color:var(--accent)}
.pill.neutral{background:var(--surface-2);color:var(--ink-2)}
.check details summary{cursor:pointer;color:var(--accent);font-weight:600;font-size:.92rem;list-style:none}
.check details summary::-webkit-details-marker{display:none}
.check details summary::before{content:"+ ";font-family:var(--f-mono)}
.check details[open] summary::before{content:"– "}
.check ul{margin:8px 0 0;padding-left:20px;display:grid;gap:4px}
.money{font-family:var(--f-mono);font-size:.88rem;background:var(--surface-2);border-radius:8px;padding:8px 11px;color:var(--ink)}
.links{display:flex;gap:14px;flex-wrap:wrap;font-size:.9rem;font-weight:600}
.links a, .links button{background:none;border:0;padding:0;cursor:pointer;color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* scheme cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:flex;flex-direction:column;gap:9px;min-width:0}
.card .row{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.card p.sum{color:var(--ink-2);font-size:.92rem;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.facts{display:grid;grid-template-columns:auto minmax(0,1fr);gap:3px 12px;font-size:.85rem;margin:0}
.facts dt{color:var(--ink-3)}
.facts dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.tags{display:flex;gap:5px;flex-wrap:wrap}
.tag{font-size:.75rem;padding:2px 8px;border-radius:999px;border:1px solid var(--line);color:var(--ink-2)}
.card .go{margin-top:auto;padding-top:4px;font-weight:600;font-size:.92rem}
.closing{font-family:var(--f-mono);font-size:.72rem;font-weight:600;padding:3px 8px;border-radius:999px;background:var(--check-soft);color:var(--check)}

/* library controls */
.controls{display:grid;gap:12px;margin:18px 0 18px}
.search{display:flex;gap:10px;flex-wrap:wrap}
.search input{flex:1 1 260px;min-width:0;padding:11px 14px;border-radius:999px;border:1px solid var(--line);background:var(--surface)}
.search select{padding:10px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);max-width:100%}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--surface);padding:6px 12px;border-radius:999px;cursor:pointer;font-weight:600;font-size:.88rem;color:var(--ink-2)}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.chip .c{font-family:var(--f-mono);font-weight:500;opacity:.75;margin-left:4px}
.toggle{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.9rem;cursor:pointer}
.more{display:flex;justify-content:center;margin-top:18px}
.empty{padding:30px;text-align:center;color:var(--ink-2);border:1px dashed var(--line);border-radius:var(--r)}

/* learn */
.learn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-top:18px}
.lesson-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;flex-direction:column;gap:8px;text-align:left;cursor:pointer}
.lesson-card:hover{border-color:var(--ink-3)}
.lesson-card .meta{display:flex;justify-content:space-between;gap:8px}
.lesson-card.done .eyebrow::after{content:" · done";color:var(--accent)}
.lesson{max-width:720px}
.lesson .back{margin-bottom:18px}
.lesson h1{margin:6px 0 10px}
.lesson .intro{font-size:1.08rem;color:var(--ink-2);margin-bottom:22px}
.lesson section{display:grid;gap:10px;margin-bottom:26px}
.lesson section p, .lesson section li{max-width:65ch}
.lesson ul{margin:0;padding-left:20px;display:grid;gap:6px}
.receipt{font-family:var(--f-mono);font-size:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;overflow-x:auto}
.receipt table{border-collapse:collapse;width:100%;min-width:320px}
.receipt td{padding:4px 0;font-variant-numeric:tabular-nums}
.receipt td:last-child{text-align:right}
.receipt tr.total td{border-top:1px dashed var(--ink-3);padding-top:8px;font-weight:600}
.receipt caption{text-align:left;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);padding-bottom:8px}
.callout{border-left:4px solid var(--accent);background:var(--accent-soft);padding:12px 16px;border-radius:0 var(--r) var(--r) 0}
.quiz{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:grid;gap:10px}
.quiz .opts{display:grid;gap:8px}
.quiz .opt{text-align:left;border:1px solid var(--line);background:var(--paper);padding:10px 14px;border-radius:8px;cursor:pointer}
.quiz .opt:hover{border-color:var(--ink-3)}
.quiz .opt.right{border-color:var(--accent);background:var(--accent-soft)}
.quiz .opt.wrong{border-color:var(--act);background:var(--act-soft)}
.timeline{display:grid;gap:0;border-left:2px solid var(--line);margin-left:6px}
.tl{position:relative;padding:0 0 16px 20px}
.tl::before{content:"";position:absolute;left:-7px;top:5px;width:12px;height:12px;border-radius:50%;background:var(--surface);border:2px solid var(--accent)}
.tl.now::before{background:var(--accent)}
.tl .when{font-family:var(--f-mono);font-size:.82rem;color:var(--ink-3)}

/* setup overlay */
.overlay{position:fixed;inset:0;z-index:50;background:color-mix(in srgb, var(--ink) 45%, transparent);display:grid;place-items:center;padding:16px}
.sheet{background:var(--paper);border-radius:14px;width:min(640px,100%);max-height:calc(100% - 24px);overflow:auto;padding:24px;display:grid;gap:18px;border:1px solid var(--line)}
.steps{display:flex;gap:6px}
.steps span{height:4px;flex:1;border-radius:4px;background:var(--line)}
.steps span.on{background:var(--accent)}
.field{display:grid;gap:7px}
.field > label, .field > .lbl{font-weight:600}
.field .hint{font-size:.85rem;color:var(--ink-3)}
.field input[type=text], .field input[type=email], .field select{padding:10px 12px;border-radius:8px;border:1px solid var(--line);background:var(--surface);width:100%}
.opts-row{display:flex;flex-wrap:wrap;gap:6px}
.opts-row label{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface);padding:7px 12px;border-radius:999px;cursor:pointer;font-size:.9rem}
.opts-row input{accent-color:var(--accent);margin:0}
.opts-row label:has(input:checked){border-color:var(--accent);background:var(--accent-soft);font-weight:600}
.sheet-foot{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

.cta{margin-top:40px;background:var(--ink);color:var(--paper);border-radius:14px;padding:24px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center}
.cta h2{color:var(--paper)}
.cta p{color:color-mix(in srgb, var(--paper) 78%, transparent);margin-top:6px}
.cta .btn{background:var(--mark);color:var(--mark-ink);border-color:var(--mark)}
.foot{margin-top:28px;font-size:.82rem;color:var(--ink-3);display:grid;gap:4px}
.toast{position:fixed;bottom:calc(18px + env(safe-area-inset-bottom,0px));left:50%;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:999px;font-weight:600;z-index:60}

@media (max-width:760px){
  .hero{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr 1fr;gap:8px}
  .stat{padding:12px}
  .stat .n{font-size:1.6rem}
  .stat .l{font-size:.8rem}
  .cta{grid-template-columns:1fr}
  .top .who .btn span.long{display:none}
}
@media (prefers-reduced-motion:no-preference){ .card,.check,.lesson-card,.stat{transition:border-color .15s} }
/* base reset (standalone page) */
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0}
img{max-width:100%}

/* ---- app additions ---- */
.auth-wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:28px;align-items:start;margin-bottom:34px}
.auth-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;display:grid;gap:14px}
.auth-card .field input{padding:11px 12px;border-radius:8px;border:1px solid var(--line);background:var(--paper);width:100%}
.auth-switch{display:flex;gap:4px;background:var(--surface-2);border-radius:999px;padding:4px}
.auth-switch button{flex:1;border:0;background:none;padding:8px;border-radius:999px;font-weight:600;cursor:pointer;color:var(--ink-2)}
.auth-switch button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.msg{font-size:.9rem;padding:10px 12px;border-radius:8px}
.msg.err{background:var(--act-soft);color:var(--act)}
.msg.ok{background:var(--accent-soft);color:var(--accent)}
.points{display:grid;gap:12px;margin-top:20px;padding:0;list-style:none}
.points li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:10px;align-items:start}
.points .ic{width:28px;height:28px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:800;font-family:var(--f-mono);font-size:.8rem}
.feed{display:grid;gap:10px;margin-bottom:38px}
.feed-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:grid;gap:8px;min-width:0}
.feed-item.unread{border-color:var(--accent);box-shadow:inset 4px 0 0 var(--accent)}
.feed-item .meta{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.feed-item .when{font-family:var(--f-mono);font-size:.75rem;color:var(--ink-3)}
.why{font-size:.92rem}
.why b{font-weight:700}
.empty-state{padding:22px;border:1px dashed var(--line);border-radius:var(--r);color:var(--ink-2);display:grid;gap:8px}
.settings{display:grid;gap:18px;max-width:640px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:grid;gap:12px}
.check-row{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.check-row input{margin-top:4px;accent-color:var(--accent);width:18px;height:18px;flex:none}
.danger{color:var(--act);border-color:var(--act)}
.loading{padding:40px 0;color:var(--ink-3);text-align:center}
.badge-dot{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:999px;background:var(--act);color:#fff;font-size:.7rem;font-weight:700;margin-left:4px;font-family:var(--f-mono)}
.tab .badge-dot{vertical-align:1px}
@media (max-width:760px){ .auth-wrap{grid-template-columns:1fr} }
@media (max-width:640px){ .tabs{order:3;flex-basis:100%} .top-in{row-gap:8px} }

/* ================= TaxUnderstood ================= */
/* Layout: blueprint-paper hero, one-question-per-screen flow, long-form report with sticky section chips. */
:root{ --accent:#1F4FA0; --accent-ink:#FFFFFF; --accent-soft:#E2EAF7; --paper:#F3F6FA; --surface-2:#E7EDF5; --line:#D2DCEA; --ink:#0F1E33; --ink-2:#43536B; --ink-3:#6D7C93; --grid:rgba(31,79,160,.07) }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){ --accent:#8DB6FF; --accent-ink:#081628; --accent-soft:#16294A; --paper:#0B1220; --surface:#111A2C; --surface-2:#18233A; --line:#24314B; --ink:#E6EDF8; --ink-2:#A6B4CB; --ink-3:#7F8EA8; --grid:rgba(141,182,255,.06) } }
:root[data-theme="dark"]{ --accent:#8DB6FF; --accent-ink:#081628; --accent-soft:#16294A; --paper:#0B1220; --surface:#111A2C; --surface-2:#18233A; --line:#24314B; --ink:#E6EDF8; --ink-2:#A6B4CB; --ink-3:#7F8EA8; --grid:rgba(141,182,255,.06) }

.grid-paper{background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px}
.landing{padding-block:28px 10px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:36px;align-items:center}
.landing h1{font-size:clamp(2.1rem,5vw,3.3rem)}
.landing .lede{font-size:1.1rem;color:var(--ink-2);margin-top:14px;max-width:56ch}
.landing .cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;align-items:center}
.btn.big{padding:14px 22px;font-size:1.05rem}
.spec{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;display:grid;gap:10px;font-family:var(--f-mono);font-size:.85rem}
.spec .row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px dashed var(--line);padding-bottom:8px}
.spec .row:last-child{border-bottom:0;padding-bottom:0}
.spec .k{color:var(--ink-3)}
.spec .v{font-weight:600;text-align:right}
.features{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;margin-block:30px}
.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;display:grid;gap:6px}
.feature .n{font-family:var(--f-mono);font-size:.75rem;color:var(--accent);font-weight:600}

/* ---- questionnaire ---- */
.flow{max-width:680px;margin:0 auto;padding-block:10px 40px;display:grid;gap:22px}
.flow-top{display:grid;gap:10px}
.flow-sections{display:flex;gap:6px;flex-wrap:wrap}
.flow-sections span{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:999px;background:var(--surface-2);color:var(--ink-3)}
.flow-sections span.on{background:var(--accent);color:var(--accent-ink)}
.flow-sections span.done{background:var(--accent-soft);color:var(--accent)}
.bar{height:6px;background:var(--surface-2);border-radius:6px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:6px;transition:width .25s}
.q{display:grid;gap:14px}
.q h2{font-size:clamp(1.4rem,3.4vw,1.9rem);line-height:1.2}
.q .hint{color:var(--ink-2);font-size:.95rem;max-width:60ch}
.q input[type=text],.q textarea,.q select{width:100%;padding:13px 14px;border-radius:10px;border:1.5px solid var(--line);background:var(--surface);font-size:1.05rem}
.q textarea{min-height:150px;resize:vertical;line-height:1.5}
.q input:focus,.q textarea:focus,.q select:focus{border-color:var(--accent);outline:none}
.choices{display:grid;gap:8px}
.choices.two{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.choice{display:flex;gap:10px;align-items:center;padding:13px 14px;border-radius:10px;border:1.5px solid var(--line);background:var(--surface);cursor:pointer;font-weight:500;text-align:left}
.choice:hover{border-color:var(--ink-3)}
.choice input{accent-color:var(--accent);width:18px;height:18px;margin:0;flex:none}
.choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft);font-weight:600}
.flow-nav{display:flex;justify-content:space-between;gap:10px;align-items:center}
.skip{background:none;border:0;color:var(--ink-3);cursor:pointer;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.mic{display:inline-flex;align-items:center;gap:8px}
.mic.on{background:var(--act);border-color:var(--act);color:#fff}
.mic .dot{width:9px;height:9px;border-radius:50%;background:currentColor}
.mic.on .dot{animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.3}}
.pc-result{font-size:.92rem;padding:10px 12px;border-radius:8px;background:var(--accent-soft);color:var(--accent);font-weight:600}
.streams{display:grid;gap:10px}
.stream{background:var(--surface);border:1.5px solid var(--line);border-radius:12px;padding:14px;display:grid;gap:10px}
.stream .head{display:flex;justify-content:space-between;gap:8px;align-items:center}
.stream .mini{display:grid;gap:6px}
.stream .mini > span{font-size:.82rem;font-weight:600;color:var(--ink-2)}
.pills{display:flex;flex-wrap:wrap;gap:6px}
.pills label{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:.85rem;cursor:pointer;background:var(--paper)}
.pills input{margin:0;accent-color:var(--accent)}
.pills label:has(input:checked){border-color:var(--accent);background:var(--accent-soft);font-weight:600}
.remove{background:none;border:0;color:var(--act);cursor:pointer;font-weight:600;font-size:.85rem}

/* ---- generating ---- */
.gen{max-width:560px;margin:40px auto;display:grid;gap:18px;text-align:left}
.gen ol{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.gen li{display:flex;gap:12px;align-items:center;color:var(--ink-3);font-weight:500}
.gen li .s{width:22px;height:22px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center;font-size:.7rem}
.gen li.on{color:var(--ink)}
.gen li.on .s{border-color:var(--accent);border-top-color:transparent;animation:spin .9s linear infinite}
.gen li.done{color:var(--ink)}
.gen li.done .s{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.gen li.done .s::after{content:"✓"}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---- report ---- */
.report{display:grid;gap:30px;padding-bottom:30px;grid-template-columns:minmax(0,1fr)}
.r-sec{grid-template-columns:minmax(0,1fr)}
.r-hero{border-radius:16px;padding:26px;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:24px;align-items:end;background-color:var(--surface);border:1px solid var(--line)}
.q textarea{font:inherit;font-size:1.05rem}
.r-hero h1{font-size:clamp(1.5rem,3.4vw,2.2rem);line-height:1.15}
.r-hero .sum{color:var(--ink-2);margin-top:10px;max-width:62ch}
.savings{background:var(--ink);color:var(--paper);border-radius:12px;padding:18px;display:grid;gap:6px}
.savings .big{font-family:var(--f-display);font-weight:800;font-size:2rem;line-height:1}
.savings .ex{font-size:.85rem;opacity:.8}
.r-nav{position:sticky;top:calc(env(safe-area-inset-top,0px) + 62px);z-index:10;background:var(--paper);padding-block:8px;display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.r-nav::-webkit-scrollbar{display:none}
.r-nav a{white-space:nowrap;text-decoration:none;font-weight:600;font-size:.88rem;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink-2)}
.r-sec{display:grid;gap:12px;scroll-margin-top:130px}
.r-sec > header{display:grid;gap:4px}
.r-sec > header p{color:var(--ink-2);max-width:65ch}
.item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:grid;gap:8px;min-width:0}
.item .itop{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;flex-wrap:wrap}
.item h3{flex:1 1 260px}
.saving{font-family:var(--f-mono);font-size:.8rem;font-weight:600;padding:4px 9px;border-radius:12px;background:var(--accent-soft);color:var(--accent);max-width:100%;overflow-wrap:anywhere}
.item .src{font-size:.88rem;font-weight:600}
.stack{display:grid;gap:10px;grid-template-columns:minmax(0,1fr)}
.vat-table{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow-x:auto}
.vat-table table{width:100%;border-collapse:collapse;min-width:520px}
.vat-table th,.vat-table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;font-size:.92rem}
.vat-table th{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.vat-table tr:last-child td{border-bottom:0}
.rate{font-family:var(--f-mono);font-weight:600;white-space:nowrap}
.watch{color:var(--check);font-size:.86rem;margin-top:4px}
.risk{font-family:var(--f-mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;padding:3px 8px;border-radius:999px;font-weight:600}
.risk.low{background:var(--accent-soft);color:var(--accent)}
.risk.medium{background:var(--check-soft);color:var(--check)}
.risk.high{background:var(--act-soft);color:var(--act)}
.qlist{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 18px 38px;display:grid;gap:10px;margin:0}
.steps-list{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:8px}
.steps-list li{counter-increment:s;display:grid;grid-template-columns:30px minmax(0,1fr);gap:10px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px}
.steps-list li::before{content:counter(s);width:26px;height:26px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:.82rem;font-family:var(--f-mono)}
.report-actions{display:flex;gap:10px;flex-wrap:wrap}
.disclaimer{font-size:.85rem;color:var(--ink-3);border-top:1px solid var(--line);padding-top:14px}
@media (max-width:760px){ .landing,.r-hero{grid-template-columns:1fr} .r-nav{position:static} }
@media print{ .top,.r-nav,.report-actions,.foot,.toast{display:none!important} body{background:#fff} .item,.vat-table,.qlist,.steps-list li{break-inside:avoid} }

/* ================= TaxUnderstood: blueprint sheet =================
   The whole site is a drafting sheet: Prussian-blue paper, white line-work, a fine 16px grid with 96px major lines.
   Safety yellow is reserved for money and the main action. One bold moment: the plan that draws itself. */
:root, :root[data-theme="light"]{
  --paper:#0B1D3C; --surface:#10284E; --surface-2:#16325E; --line:#2A4A7A;
  --ink:#EAF0F8; --ink-2:#BAC8DE; --ink-3:#8EA3C2;
  --accent:#FFD23F; --accent-ink:#13233F; --accent-soft:#2E4359;
  --mark:#FFD23F; --mark-ink:#13233F;
  --act:#FFA899; --act-soft:#3C2F53; --check:#FFCB72; --check-soft:#2F3B54; --info:#AED8FF; --info-soft:#1A4072;
  --grid-minor:rgba(255,255,255,.035); --grid-major:rgba(255,255,255,.07);
  --f-display:"Archivo", "Helvetica Neue", Arial, sans-serif;
  --r:6px;
  color-scheme:dark;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --paper:#071530; --surface:#0C2043; --surface-2:#122A53; --line:#22406D;
  --ink:#E6EDF7; --ink-2:#B3C1D8; --ink-3:#889DBC;
  --accent:#FFD23F; --accent-ink:#13233F; --accent-soft:#283B52;
  --act:#FFA899; --act-soft:#36294B; --check:#FFCB72; --check-soft:#29344B; --info:#AED8FF; --info-soft:#163866;
  --grid-minor:rgba(255,255,255,.028); --grid-major:rgba(255,255,255,.055);
  color-scheme:dark; } }
:root[data-theme="dark"]{
  --paper:#071530; --surface:#0C2043; --surface-2:#122A53; --line:#22406D;
  --ink:#E6EDF7; --ink-2:#B3C1D8; --ink-3:#889DBC;
  --accent:#FFD23F; --accent-ink:#13233F; --accent-soft:#283B52;
  --act:#FFA899; --act-soft:#36294B; --check:#FFCB72; --check-soft:#29344B; --info:#AED8FF; --info-soft:#163866;
  --grid-minor:rgba(255,255,255,.028); --grid-major:rgba(255,255,255,.055); }

body{
  background-color:var(--paper);
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid-minor) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px);
  background-size:96px 96px, 96px 96px, 16px 16px, 16px 16px;
  background-position:-1px -1px;
}
h1,h2,h3{font-family:var(--f-display);font-stretch:112%;letter-spacing:-.005em}
h1{font-weight:750;line-height:1.06}
h2{font-weight:700}
.eyebrow{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:.84rem;font-weight:600;color:var(--ink-3)}
.pill,.closing{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:.78rem;border-radius:4px}
a{color:var(--accent)}

/* chrome */
.top{background:color-mix(in srgb, var(--paper) 90%, transparent);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.brand-mark{background:var(--accent);border-radius:5px}
.tab,.btn,.chip,.r-nav a{border-radius:var(--r)}
.btn{background:transparent;border:1.5px solid var(--line);color:var(--ink)}
.btn:hover{border-color:var(--ink-2)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.ghost{border-color:transparent;color:var(--accent)}
.tab[aria-selected="true"],.chip[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.card,.item,.feature,.lesson-card,.panel,.auth-card,.stream,.vat-table,.qlist,.steps-list li,.quiz,.receipt,.empty{border-radius:var(--r)}
.card,.item,.lesson-card,.panel,.auth-card,.stream,.vat-table,.qlist,.steps-list li,.quiz,.receipt{background:color-mix(in srgb, var(--surface) 92%, transparent)}
input,textarea,select{color:var(--ink)}
::placeholder{color:var(--ink-3);opacity:1}
.field textarea{padding:10px 12px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);width:100%;font:inherit;resize:vertical}
.field input[type=tel]{padding:10px 12px;border-radius:var(--r);border:1px solid var(--line);background:var(--surface);width:100%}
.vat-table th{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:.82rem;font-weight:600}

/* ---------- the plan drawing ---------- */
.plan{display:block;width:100%;height:auto;color:var(--ink);overflow:visible}
.plan text{fill:currentColor;font-family:var(--f-body);font-size:9px;font-weight:500}
.plan .room{font-family:var(--f-display);font-stretch:112%;font-size:14px;font-weight:700}
.plan .frame{fill:none;stroke:currentColor;stroke-opacity:.3}
.plan .pt path,.plan .pt rect,.plan .pt circle{fill:none;stroke:currentColor;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.1s cubic-bezier(.45,0,.25,1)}
.plan .pt .wall{stroke-width:2.4}
.plan .pt text{opacity:0;transition:opacity .5s ease .55s}
.plan .pt.on path,.plan .pt.on rect,.plan .pt.on circle{stroke-dashoffset:0}
.plan .pt.on text{opacity:1}
.plan .p1{color:var(--accent)}
.plan .pt.fade path{stroke-dasharray:none;stroke-dashoffset:0;opacity:0;transition:opacity .8s ease}
.plan .pt.fade .dash{stroke-dasharray:4 3}
.plan .pt.fade.on path{opacity:1}
.plan .who.gone{display:none}
.plan .tb rect,.plan .tb path{fill:none;stroke:currentColor;stroke-opacity:.55}
.plan .tb .k{font-size:7.5px;fill:var(--ink-3)}
.plan .tb .v{font-size:10px;font-weight:700}

/* ---------- landing ---------- */
.landing{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:44px;padding-block:22px 8px}
.landing h1{font-size:clamp(2.05rem,4.6vw,3.25rem);max-width:15ch}
.landing .lede{color:var(--ink-2)}
.l-note{margin-top:14px;color:var(--ink-3);font-size:.92rem}
.l-plan{margin:0;display:grid;gap:10px}
.l-plan figcaption{color:var(--ink-3);font-size:.9rem}
.covers{margin-top:44px;display:grid;gap:14px}
.covers .spec{margin:0;font-family:var(--f-body);font-size:.95rem;background:color-mix(in srgb, var(--surface) 70%, transparent);border:1px solid var(--line);border-radius:var(--r);display:grid;grid-template-columns:repeat(auto-fill,minmax(440px,1fr));column-gap:36px;padding:6px 20px}
.covers .spec .row{display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px;padding:11px 0;border-bottom:1px dashed var(--line)}
.covers .spec dt{color:var(--ink-3)}
.covers .spec dd{margin:0;font-weight:600;text-align:left}
ol.features{list-style:none;padding:0;counter-reset:f;margin-block:30px}
ol.features .feature{counter-increment:f;background:none;border:0;border-top:1.5px solid var(--ink);border-radius:0;padding:14px 0 0}
ol.features .feature::before{content:counter(f);width:26px;height:26px;border:1.5px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:.85rem;margin-bottom:6px}

/* ---------- questions + plan side ---------- */
.flow{max-width:1060px;grid-template-columns:minmax(0,640px) 340px;justify-content:space-between;column-gap:44px;align-items:start}
.flow-main{grid-column:1;grid-row:1;display:grid;gap:22px;min-width:0}
.plan-side{grid-column:2;grid-row:1;position:sticky;top:84px;display:grid;gap:14px;background:color-mix(in srgb, var(--surface) 80%, transparent);border:1px solid var(--line);border-radius:var(--r);padding:16px}
.meter{display:grid;gap:2px}
.m-label{font-size:.85rem;font-weight:600;color:var(--ink-3)}
.m-big{font-family:var(--f-display);font-stretch:112%;font-weight:800;font-size:2.4rem;line-height:1.05;color:var(--accent);font-variant-numeric:tabular-nums}
.m-big.count{color:var(--ink)}
.m-sub{font-size:.88rem;color:var(--ink-2)}
.spotted{list-style:none;margin:0;padding:0;display:grid;gap:10px;max-height:340px;overflow:auto}
.spotted li{display:grid;gap:2px;border-left:3px solid var(--accent);padding:2px 0 2px 10px;font-size:.86rem}
.spotted li span{color:var(--ink-2)}
.spotted li.warn{border-left-color:var(--check)}
.spotted .amt{font-family:var(--f-mono);font-size:.8rem;color:var(--accent);margin-left:4px}
.spot-note{display:grid;gap:3px;border:1.5px solid var(--accent);background:var(--accent-soft);border-radius:var(--r);padding:10px 12px;font-size:.88rem}
.spot-note strong{color:var(--accent)}
.spot-note.warn{border-color:var(--check)}
.spot-note.warn strong{color:var(--check)}
.spot-note[hidden]{display:none}
@media (prefers-reduced-motion:no-preference){
  .spotted li.new,.spot-note:not([hidden]){animation:spotin .6s ease-out}
}
@keyframes spotin{from{background:color-mix(in srgb, var(--accent) 35%, transparent)}}
.q-count{color:var(--ink-3);font-size:.9rem;font-weight:600}
.q input[type=text],.q textarea,.q select{background:var(--surface);border-color:var(--line);border-radius:var(--r)}
.q h2{font-size:clamp(1.45rem,3.4vw,1.95rem)}

/* tap cards */
.choices{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}
.choice{position:relative;min-height:56px;padding:13px 16px;gap:12px;border-radius:var(--r);border:1.5px solid var(--line);background:var(--surface)}
.choice input{position:absolute;opacity:0;width:1px;height:1px;pointer-events:none}
.choice .box{width:20px;height:20px;flex:none;border:2px solid var(--ink-3);border-radius:4px;display:grid;place-items:center}
.choice.single .box{border-radius:50%}
.choice:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.choice:has(input:checked) .box{background:var(--accent);border-color:var(--accent)}
.choice:has(input:checked) .box::after{content:"";width:9px;height:5px;border:2.5px solid var(--accent-ink);border-top:0;border-right:0;transform:translateY(-1px) rotate(-45deg)}
.choice:has(input:focus-visible){outline:2.5px solid var(--accent);outline-offset:2px}
.choice:hover{border-color:var(--ink-2)}

/* generating */
.gen-plan{max-width:380px}

/* ---------- report as a drawing sheet ---------- */
.sample-bar{display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;border:1.5px dashed var(--accent);border-radius:var(--r);padding:14px 16px}
.sample-bar p{flex:1 1 300px;min-width:0}
.r-hero{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);background:color-mix(in srgb, var(--surface) 88%, transparent);border:1.5px solid var(--ink);border-radius:var(--r);padding:26px 26px 0;row-gap:22px;align-items:end;background-image:none}
.r-hero h1{font-size:clamp(1.55rem,3.4vw,2.3rem)}
.savings{background:var(--accent);color:var(--accent-ink)}
.savings .s-label{font-size:.85rem;font-weight:700;opacity:.8}
.r-tb{grid-column:1/-1;margin:0 -26px;display:grid;grid-template-columns:2fr 2fr 1.4fr .7fr;border-top:1.5px solid var(--ink)}
.r-tb div{padding:9px 14px;border-right:1px solid var(--line);min-width:0}
.r-tb div:last-child{border-right:0}
.r-tb dt{font-size:.75rem;color:var(--ink-3)}
.r-tb dd{margin:0;font-weight:700;font-size:.92rem;overflow-wrap:anywhere}
.r-progress{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.r-progress .bar{flex:1 1 200px;height:8px}
.r-progress span{font-size:.9rem;color:var(--ink-2);font-weight:600}
.ticks{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}
.tick{border:1.5px solid var(--line);background:none;color:var(--ink-2);border-radius:var(--r);padding:6px 11px;font-weight:600;font-size:.85rem;cursor:pointer;display:inline-flex;gap:7px;align-items:center}
.tick::before{content:"";width:13px;height:13px;border:1.5px solid currentColor;border-radius:3px;flex:none}
.tick:hover{border-color:var(--ink-2)}
.tick.on{border-color:var(--accent);color:var(--ink);background:var(--accent-soft)}
.tick.on::before{background:var(--accent);border-color:var(--accent);box-shadow:inset 0 0 0 2px var(--accent-soft)}
.qlist li{display:grid;gap:6px}
.steps-list li > span{display:grid;gap:6px}
.dl-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.dl-row:empty{display:none}
.due{font-size:.8rem;font-weight:700;padding:3px 8px;border-radius:4px;background:var(--surface-2);color:var(--ink-2)}
.due.soon{background:var(--act-soft);color:var(--act)}
.cal{font-size:.86rem;font-weight:600}
.term{background:none;border:0;padding:0;color:inherit;font:inherit;text-decoration:underline dotted;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:3px;cursor:help}
.term-pop{position:absolute;z-index:70;background:var(--ink);color:var(--paper);border-radius:var(--r);padding:12px 14px;display:grid;gap:4px;font-size:.9rem;line-height:1.45;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.term-pop[hidden]{display:none}
.r-cta{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:16px;align-items:center;border:1.5px solid var(--accent);border-radius:var(--r);padding:22px}
.r-cta p{color:var(--ink-2);margin-top:4px}
.overlay[hidden]{display:none}
.cb-sheet{max-width:480px}
.cb-head{display:flex;justify-content:space-between;align-items:center;gap:10px}

@media (max-width:860px){
  .flow{grid-template-columns:minmax(0,1fr);row-gap:18px}
  .plan-side{grid-column:1;grid-row:1;position:static;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:center;padding:10px 12px;gap:10px 14px}
  .flow-main{grid-row:2}
  .plan-box{grid-column:1}
  .meter{grid-column:2}
  .m-big{font-size:1.7rem}
  .m-sub{font-size:.8rem}
  .spot-note{grid-column:1/-1}
  .spotted{display:none}
}
@media (min-width:861px){ .spot-note{display:none!important} }
@media (max-width:760px){
  .landing{grid-template-columns:1fr;gap:26px}
  .covers .spec{grid-template-columns:1fr}
  .r-hero{padding:20px 18px 0;grid-template-columns:1fr}
  .r-tb{margin:0 -18px;grid-template-columns:1fr 1fr}
  .r-tb div:nth-child(2){border-right:0}
  .r-tb div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .r-cta{grid-template-columns:1fr}
  .covers .spec .row{grid-template-columns:1fr;gap:2px}
}
@media (prefers-reduced-motion:reduce){ .plan .pt path,.plan .pt rect,.plan .pt circle,.plan .pt text{transition:none} }
@media print{
  :root{--paper:#fff;--surface:#fff;--surface-2:#f1f4f9;--line:#c9d3e2;--ink:#0f1e33;--ink-2:#3d4c63;--ink-3:#5f6f88;--accent:#1F4FA0;--accent-ink:#fff;--accent-soft:#e2eaf7}
  body{background:#fff none}
  .savings{background:#0f1e33;color:#fff}
  .ticks,.r-progress,.r-cta,.sample-bar,.term-pop{display:none!important}
  .term{text-decoration:none}
}
.flow-sections span{font-family:var(--f-body);text-transform:none;letter-spacing:0;font-size:.8rem;font-weight:600;border-radius:4px;padding:3px 9px}
.pill.check{display:inline-block;overflow:visible;border:0;grid-template-columns:none}