/* Shared chrome for the Absolv founder tools.
 *
 * Lifted from tools/founder-money-leak/index.html, which is the reference
 * implementation and stays on its own inline copy deliberately: it is live and
 * verified, and refactoring a working tool to prove an abstraction is how you
 * break a thing that was fine.
 *
 * Everything here obeys docs/BRAND.md: paper and ink, three typefaces and no
 * more, no illustrations. Visual interest comes from type, one big figure, and
 * at most one data-driven chart per screen.
 */

:root{
  --paper:#F0E9DC;--paper-2:#E8DFCC;--paper-3:#DCD1B9;--paper-card:#E4DBCE;--paper-edge:#C9BD9F;
  --ink:#141414;--ink-2:#2A2724;--ink-muted:#5A5347;--ink-faded:#8B8270;
  --orange:#DF5911;--orange-deep:#B8431A;--orange-soft:#EA8F58;--orange-pale:#F4D2B5;--orange-wash:rgba(223,89,17,0.18);
  --rule:#1A1A1A;--rule-soft:#B3A887;
  --status-ok:#4A6B3E;
  --ease-ink:cubic-bezier(.2,.7,.3,1);
  --font-display:"Newsreader",Georgia,serif;
  --font-sans:"Plus Jakarta Sans",-apple-system,system-ui,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-sans);line-height:1.6;padding-top:4.5rem}

.skip-link{position:absolute;left:-999px;top:0;background:var(--orange);color:var(--paper);padding:.6rem 1rem;z-index:100;font-weight:600;text-decoration:none}
.skip-link:focus{left:1rem;top:1rem}

/* ---------- nav ---------- */
#mainNav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.9rem 1.5rem;background:rgba(240,233,220,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.nav-lockup{display:flex;align-items:baseline;gap:.7rem;text-decoration:none}
.nav-wordmark{height:26px;width:auto;display:block;transform:translateY(2px)}
.nav-tagline{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-muted);white-space:nowrap;display:none}
.nav-links{display:flex;align-items:center;gap:1.25rem}
.nav-links a{color:var(--ink-muted);text-decoration:none;font-size:.9rem;font-weight:500;transition:color .15s}
.nav-links a:hover{color:var(--orange)}
.nav-cta{background:var(--orange);color:var(--paper) !important;padding:.5rem 1rem;border-radius:4px;font-weight:600 !important}
.nav-cta:hover{background:var(--orange-deep)}
.nav-links .nav-tools{display:none}
@media (min-width:640px){.nav-links .nav-tools{display:inline}}
@media (min-width:768px){.nav-tagline{display:inline}.nav-wordmark{height:30px}}

/* A narrow column keeps the option cards chunky rather than wide and thin. The
 * result screen carries a table, so it gets its own wider measure. */
main{max-width:34rem;margin:0 auto;padding:2rem 1.5rem 1rem;min-height:60vh}
main.wide{max-width:42rem}

/* ---------- progress ---------- */
.progress{display:flex;gap:.4rem;margin:0 0 2.75rem}
.seg{flex:1;height:6px;background:var(--paper-3);border-radius:99px;overflow:hidden}
.seg span{display:block;height:100%;width:0;background:var(--orange);border-radius:99px;transition:width .45s var(--ease-ink)}
.seg.done span{width:100%}
.seg.now span{width:100%;background:var(--orange-soft)}

.eyebrow{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.17em;text-transform:uppercase;color:var(--ink-faded);margin:0 0 .9rem}
.highlight{position:relative;display:inline-block;padding:0 .12em;z-index:0}
.highlight::before{content:"";position:absolute;left:-.08em;right:.06em;top:.12em;bottom:.06em;background:var(--orange-soft);opacity:.45;z-index:-1;border-radius:2px 8px 3px 7px;transform:rotate(-.4deg)}

/* ---------- screen ---------- */
.screen{animation:rise .35s var(--ease-ink) both}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){
  .screen{animation:none}.seg span{transition:none}.opt{transition:none}
  .reveal{animation:none}.bar-fill{transition:none}
}

h1{font-family:var(--font-display);font-size:clamp(1.9rem,5vw,2.7rem);font-weight:600;line-height:1.12;letter-spacing:-.02em;margin:0 0 1rem}
.q{font-family:var(--font-display);font-size:clamp(1.5rem,4.6vw,2.05rem);font-weight:600;line-height:1.2;letter-spacing:-.01em;margin:0 0 .6rem}
.sub{color:var(--ink-muted);font-size:.97rem;margin:0 0 2.25rem;max-width:32ch}
.lede{font-size:1.05rem;color:var(--ink-muted);margin:0 0 2rem}

/* ---------- options ----------
 * Tall vertical cards side by side, the way Brilliant does it. Every label is
 * short enough to sit in a third of a phone screen, which is the thing that
 * makes the shape possible at all. No letter keys, and no border at rest (the
 * brand distinguishes a card from paper by tone, not by rule). */
.opts{display:grid;gap:.7rem;margin:0 0 1.75rem}
/* minmax(0,1fr) rather than 1fr: a bare 1fr track is minmax(auto,1fr), and an
 * auto MINIMUM is min-content, so a card whose label is wider than its share
 * pushes the track open instead of shrinking. At 390px three cards wanted
 * 376px inside a 342px container and the third card ran off the screen. */
.opts.n2{grid-template-columns:repeat(2,minmax(0,1fr))}
.opts.n3{grid-template-columns:repeat(3,minmax(0,1fr))}
.opt{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;min-height:10.5rem;
  text-align:center;background:var(--paper-card);border:1px solid transparent;border-radius:12px;
  padding:1.4rem .8rem;font:inherit;font-size:1rem;font-weight:600;line-height:1.3;color:var(--ink);
  cursor:pointer;transition:border-color .22s var(--ease-ink),background .22s var(--ease-ink),transform .22s var(--ease-ink),box-shadow .22s var(--ease-ink)}
.opt:hover:not(:disabled){border-color:var(--orange);transform:translateY(-4px);box-shadow:0 8px 24px rgba(223,89,17,.15)}
.opt:active:not(:disabled){transform:translateY(0);box-shadow:none}
.opt:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.opt .lab{display:block}
/* A figure gets the display serif, so the card carries something to look at
 * without the decoration the brand does not allow. */
/* Scales with the viewport so a money label fits its third of the row rather
 * than overflowing the card that minmax(0,1fr) now correctly holds at width.
 * Sized for eight characters (£100,000), not the seven we happen to ship. */
.opt .lab.big{font-family:var(--font-display);font-size:clamp(1.15rem,4.6vw,1.5rem);font-weight:600;letter-spacing:-.01em;line-height:1.12}
.opt .note{display:block;font-size:.78rem;font-weight:400;color:var(--ink-muted);line-height:1.35}
.opt .mark{position:absolute;top:.6rem;right:.6rem;display:none;width:19px;height:19px}
.opt .mark svg{width:100%;height:100%;display:block}
@media (min-width:600px){.opt{min-height:11.5rem;font-size:1.06rem;padding:1.5rem 1rem}.opt .lab.big{font-size:1.8rem}.opt .note{font-size:.84rem}}
.opt.picked{border-color:var(--orange);background:var(--orange-pale)}
.opt.picked .mark{display:block;color:var(--orange-deep)}
.opt.right{border-color:var(--status-ok);background:rgba(74,107,62,.12)}
.opt.right .mark{display:block;color:var(--status-ok)}
.opt.wrong{border-color:var(--orange-deep);background:var(--orange-wash)}
.opt.wrong .mark{display:block;color:var(--orange-deep)}
.opt:disabled{cursor:default}
.opt.faded{opacity:.42}

/* ---------- reveal ----------
 * One short punchline, the number, then the detail folded away. The whole panel
 * advances the tool. There is no Continue button to travel to, because the
 * thing you are already reading is the thing you tap. */
.reveal{border-left:3px solid var(--orange);border-radius:0 10px 10px 0;background:var(--paper-2);padding:1.3rem 1.4rem;margin:0 0 1.75rem;animation:rise .3s both;
  cursor:pointer;transition:transform .22s var(--ease-ink),box-shadow .22s var(--ease-ink)}
.reveal:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(223,89,17,.14)}
.reveal:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.reveal-go{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin:1.15rem 0 0;padding-top:.85rem;border-top:1px solid var(--rule-soft);
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-deep);font-weight:600}
.reveal-go .arrow{display:inline-block;font-size:1.05rem;line-height:1;transition:transform .22s var(--ease-ink)}
.reveal:hover .reveal-go .arrow{transform:translateX(4px)}
.verdict{display:flex;align-items:center;gap:.4rem;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;margin:0 0 .7rem}
.verdict svg{width:15px;height:15px;flex:none}
.verdict.ok{color:var(--status-ok)}
.verdict.no{color:var(--orange-deep)}
.punch{font-family:var(--font-display);font-size:clamp(1.18rem,3.6vw,1.42rem);font-weight:600;line-height:1.35;letter-spacing:-.01em;color:var(--ink);margin:0}
.cost-strip{display:flex;align-items:baseline;flex-wrap:wrap;gap:.15rem .65rem;margin:1.15rem 0 0}
.cost-strip .fig{font-family:var(--font-display);font-size:clamp(2rem,7.5vw,2.6rem);font-weight:700;line-height:1;letter-spacing:-.025em;color:var(--orange-deep)}
.cost-strip .lab{font-size:.93rem;color:var(--ink-muted)}
.why{margin:1.15rem 0 0;border-top:1px solid var(--rule-soft);padding-top:.8rem}
.why summary{cursor:pointer;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted);list-style:none}
.why summary::-webkit-details-marker{display:none}
.why summary::after{content:"  +"}
.why[open] summary::after{content:"  -"}
.why summary:hover{color:var(--orange)}
.why p{margin:.8rem 0 0;font-size:.95rem;color:var(--ink-2);line-height:1.65}
.why .cost{font-weight:600;color:var(--orange-deep)}

/* ---------- the guess, scored ----------
 * The founder committed to a number before seeing the answer. Showing their
 * guess beside the truth is the entire mechanic, so it gets its own block
 * rather than being folded into the punchline. */
.guess-vs{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:.8rem;margin:1.15rem 0 0;padding:.95rem 0;border-top:1px solid var(--rule-soft);border-bottom:1px solid var(--rule-soft)}
.guess-vs .side{text-align:center}
.guess-vs .k{display:block;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faded);margin-bottom:.3rem}
.guess-vs .v{display:block;font-family:var(--font-display);font-size:clamp(1.25rem,5vw,1.6rem);font-weight:600;line-height:1.1;letter-spacing:-.02em}
.guess-vs .side.you .v{color:var(--ink-muted)}
.guess-vs .side.truth .v{color:var(--orange-deep)}
.guess-vs .sep{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faded)}
.guess-miss{font-size:.9rem;color:var(--ink-muted);margin:.75rem 0 0;text-align:center}
.guess-miss b{color:var(--orange-deep);font-weight:600}

/* ---------- charts ----------
 * One measure, one hue, every value direct labelled, so length carries the
 * message and nothing else does. */
.bars{margin:1.2rem 0 0}
.bars-title{font-size:.88rem;color:var(--ink-muted);margin:0 0 .7rem}
.bar-row{display:grid;grid-template-columns:4.6rem 1fr auto;align-items:center;gap:.7rem;margin-bottom:.5rem}
.bar-row:last-child{margin-bottom:0}
.bar-name{font-size:.9rem;color:var(--ink-2)}
.bar-track{height:14px;background:var(--paper-3);border-radius:2px}
.bar-fill{display:block;height:100%;background:var(--orange);border-radius:0 4px 4px 0;min-width:2px}
.bar-val{font-family:var(--font-mono);font-size:.86rem;font-weight:600;color:var(--ink);white-space:nowrap}
/* The value column is auto width and its text does not wrap, so a long one
 * such as "£57,000 (not open to you)" pushed the row past the screen on a
 * 320px phone. Below that it is allowed to wrap instead. */
@media (max-width:420px){.bar-val{white-space:normal;text-align:right}}
.bar-row.muted .bar-fill{background:var(--rule-soft)}
.bar-row.muted .bar-val{color:var(--ink-muted)}

/* A single bar split into named segments: what you budgeted against what it
 * actually costs. */
.stack{margin:1.2rem 0 0}
.stack-track{display:flex;height:26px;border-radius:3px;overflow:hidden;background:var(--paper-3)}
.stack-seg{height:100%;min-width:2px}
.stack-key{display:flex;flex-wrap:wrap;gap:.35rem 1rem;margin:.7rem 0 0}
.stack-key .k{display:flex;align-items:center;gap:.4rem;font-size:.82rem;color:var(--ink-2)}
.stack-key .sw{width:11px;height:11px;border-radius:2px;flex:none}
.stack-key .n{font-family:var(--font-mono);font-size:.8rem;color:var(--ink-muted)}

/* An inline SVG plot. Used for the discount curve and the VAT notch, where the
 * shape of the line IS the finding and a bar chart would hide it. */
.plot{margin:1.2rem 0 0}
.plot svg{display:block;width:100%;height:auto;overflow:visible}
.plot .grid{stroke:var(--rule-soft);stroke-width:1;opacity:.5}
.plot .axis{stroke:var(--ink-faded);stroke-width:1}
.plot .line{fill:none;stroke:var(--orange);stroke-width:2.5;stroke-linejoin:round;stroke-linecap:round}
.plot .line.ghost{stroke:var(--rule-soft);stroke-width:1.6;stroke-dasharray:4 3}
.plot .area{fill:var(--orange);opacity:.12}
.plot .dot{fill:var(--orange-deep)}
.plot .tick{font-family:var(--font-mono);font-size:9px;fill:var(--ink-faded)}
.plot .note{font-family:var(--font-mono);font-size:9px;fill:var(--orange-deep);font-weight:600}
.plot-cap{font-size:.82rem;color:var(--ink-muted);margin:.6rem 0 0}

/* The cash timeline: money out, then a long wait, then money in. */
.tl{margin:1.2rem 0 0}
.tl-row{display:grid;grid-template-columns:5.4rem 1fr;align-items:center;gap:.7rem;margin-bottom:.55rem}
.tl-row:last-child{margin-bottom:0}
.tl-name{font-size:.85rem;color:var(--ink-2)}
.tl-track{position:relative;height:16px;background:var(--paper-3);border-radius:2px}
.tl-span{position:absolute;top:0;height:100%;border-radius:2px;background:var(--orange);opacity:.85}
.tl-span.out{background:var(--rule-soft)}
.tl-span.gap{background:var(--orange)}
.tl-scale{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.68rem;color:var(--ink-faded);margin-top:.35rem;padding-left:6.1rem}

/* ---------- buttons ---------- */
.btn{display:inline-block;background:var(--orange);color:var(--paper);border:0;text-decoration:none;font-family:inherit;font-weight:600;font-size:.98rem;padding:.85rem 1.6rem;border-radius:6px;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--orange-deep)}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.btn.full{display:block;width:100%;text-align:center;padding:1rem 1.5rem;font-size:1.02rem}
.btn.ghost{background:transparent;color:var(--ink-muted);border:1px solid var(--paper-edge)}
.btn.ghost:hover{background:var(--paper-card);color:var(--ink)}
.btn:disabled{opacity:.55;cursor:default}
.actions{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center}

.tally{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faded);margin:1.75rem 0 0;border-top:1px solid var(--rule-soft);padding-top:.9rem}
.tally b{color:var(--orange-deep);font-weight:600}

/* ---------- result ---------- */
.headline-num{font-family:var(--font-display);font-size:clamp(3rem,13vw,5.5rem);font-weight:700;line-height:1;letter-spacing:-.03em;color:var(--orange-deep);margin:.5rem 0 .3rem}
.headline-num.sm{font-size:clamp(2.4rem,10vw,4rem)}
.headline-note{color:var(--ink-muted);font-size:.97rem;margin:0 0 2rem}
.leaks{list-style:none;padding:0;margin:0 0 1.5rem}
.leaks li{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.95rem 0;border-bottom:1px solid var(--rule-soft)}
.leaks li:first-child{border-top:1px solid var(--rule-soft)}
.leaks .what{font-size:.97rem}
.leaks .how{display:block;color:var(--ink-muted);font-size:.86rem;margin-top:.2rem}
.leaks .amt{font-family:var(--font-mono);font-size:.95rem;font-weight:600;color:var(--orange-deep);white-space:nowrap}
.panel{background:var(--paper-2);border:1px solid var(--paper-edge);border-radius:10px;padding:1.3rem 1.4rem;margin:0 0 1.75rem}
.panel h2{font-family:var(--font-display);font-size:1.2rem;font-weight:600;margin:0 0 .5rem}
.panel p{margin:0 0 .6rem;font-size:.93rem;color:var(--ink-muted)}
.panel p:last-child{margin-bottom:0}
h2.sect{font-family:var(--font-display);font-size:1.35rem;font-weight:600;letter-spacing:-.01em;margin:2.25rem 0 .4rem}
p.sect-sub{color:var(--ink-muted);font-size:.93rem;margin:0 0 1rem}

/* ---------- dial in your own numbers ----------
 * The card picks got them an answer in four taps. This is for the founder who
 * is actually making the decision and needs their real figures in it. */
.dial{margin:0 0 1.75rem}
.dial summary{cursor:pointer;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted);list-style:none;padding:.8rem 0;border-top:1px solid var(--rule-soft);border-bottom:1px solid var(--rule-soft)}
.dial summary::-webkit-details-marker{display:none}
.dial summary::after{content:"  +"}
.dial[open] summary::after{content:"  -"}
.dial summary:hover{color:var(--orange)}
.dial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(9.5rem,1fr));gap:.9rem;margin:1.2rem 0 0}
.field label{display:block;font-size:.8rem;color:var(--ink-muted);margin-bottom:.3rem}
.field .wrap{display:flex;align-items:center;background:var(--paper);border:1px solid var(--paper-edge);border-radius:6px;padding:0 .7rem;transition:border-color .15s}
.field .wrap:focus-within{border-color:var(--orange)}
.field .pre{font-family:var(--font-mono);font-size:.9rem;color:var(--ink-faded);flex:none}
.field input{flex:1;min-width:0;border:0;background:transparent;font-family:var(--font-mono);font-size:.98rem;color:var(--ink);padding:.6rem .3rem;outline:none;-moz-appearance:textfield}
.field input::-webkit-outer-spin-button,.field input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.field .suf{font-family:var(--font-mono);font-size:.85rem;color:var(--ink-faded);flex:none}
.dial-note{font-size:.84rem;color:var(--ink-faded);margin:1rem 0 0}

/* ---------- email the result ---------- */
.send{margin:0 0 1.75rem}
.send-row{display:flex;flex-wrap:wrap;gap:.6rem;margin:.8rem 0 0}
.send-row .field{flex:1;min-width:12rem}
.send .hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.send-msg{font-size:.88rem;margin:.8rem 0 0}
.send-msg.ok{color:var(--status-ok)}
.send-msg.no{color:var(--orange-deep)}

/* ---------- the working ---------- */
.working{margin:1.5rem 0 0;border-top:1px solid var(--rule-soft);padding-top:1rem}
.working summary{cursor:pointer;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-muted)}
.working summary:hover{color:var(--orange)}
.working table{width:100%;border-collapse:collapse;margin-top:.9rem;font-size:.88rem}
.working th,.working td{text-align:left;padding:.45rem .5rem;border-bottom:1px solid var(--rule-soft)}
.working th{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faded);font-weight:500}
.working td.n{text-align:right;font-family:var(--font-mono);white-space:nowrap}
.working tr.tot td{font-weight:700;border-top:1px solid var(--rule);border-bottom:none}
.working tr.tot td.n{color:var(--orange-deep)}

/* ---------- footer ---------- */
footer{max-width:42rem;margin:3.5rem auto 0;padding:2rem 1.5rem 3rem;border-top:1px solid var(--rule-soft);color:var(--ink-muted);font-size:.9rem}
.footer-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem}
.footer-wordmark{height:22px;width:auto;display:block}
.footer-links{display:flex;flex-wrap:wrap;gap:1.1rem}
.footer-links a{color:var(--ink-muted);text-decoration:none}
.footer-links a:hover{color:var(--orange)}
.footer-copy{font-size:.82rem;line-height:1.6;margin:1.1rem 0 0;max-width:70ch}
.footer-copy a{color:var(--orange)}
.footer-legal{color:var(--ink-faded);font-size:.75rem;margin-top:.7rem}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}