/* Skint Proof. The money small print, read for you. */
@font-face { font-family: 'SP Sans'; src: url('../fonts/sans-400.woff') format('woff'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'SP Sans'; src: url('../fonts/sans-700.woff') format('woff'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'SP Mono'; src: url('../fonts/mono-400.woff') format('woff'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'SP Mono'; src: url('../fonts/mono-700.woff') format('woff'); font-weight: 700; font-display: swap; }

:root {
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  --desk: #E3DED4; --paper: #FBF9F3; --ink: #000000; --muted: #5E584E; --line: #000000;
  --hl: #FFE51F; --red: #C8331F; --shadow: rgba(0,0,0,.10); --soft: #EFEBE2;
  --grain: url('../img/paper.png');
  --sans: 'SP Sans', Arimo, Arial, Helvetica, sans-serif;
  --mono: 'SP Mono', 'Courier New', monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --desk: #151412; --paper: #211F1B; --ink: #F3EFE7; --muted: #ABA59A; --line: #F3EFE7; --red: #FF6A52; --shadow: rgba(0,0,0,.45); --soft: #2A2723; --grain: none; }
}
:root[data-theme="dark"] { --desk: #151412; --paper: #211F1B; --ink: #F3EFE7; --muted: #ABA59A; --line: #F3EFE7; --red: #FF6A52; --shadow: rgba(0,0,0,.45); --soft: #2A2723; --grain: none; }

*, *::before, *::after { box-sizing: inherit; }
[hidden] { display: none !important; }
html { scroll-padding-top: calc(env(safe-area-inset-top, 0px) + 84px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--desk) var(--grain); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: 3px; }
img { max-width: 100%; height: auto; display: block; }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--hl); outline-offset: 3px; border-radius: 4px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--hl); color: #000; padding: 10px 14px; z-index: 50; font-weight: 700; }
.skip:focus { left: 12px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 760px; }
.num { font-variant-numeric: tabular-nums; }
.mono { font-family: var(--mono); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* highlighter */
.hl { background: url('../img/strip-2.svg') center / 100% 100% no-repeat; padding: 0 .18em; margin: 0 -.08em; color: #000; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.hl.swipe { background-size: 0% 100%; background-position: left center; animation: swipe .55s cubic-bezier(.2,.8,.2,1) .35s forwards; }
@keyframes swipe { to { background-size: 100% 100%; } }
@media (prefers-reduced-motion: reduce) { .hl.swipe { animation: none; background-size: 100% 100%; } *, *::before, *::after { transition: none !important; animation: none !important; } }

/* logo: only Proof is highlighted */
.logo { display: inline-flex; align-items: baseline; gap: 6px; text-decoration: none; font-weight: 700; font-size: 22px; letter-spacing: -.5px; transform: rotate(-3deg); white-space: nowrap; color: var(--ink); }
.logo .p { background: url('../img/strip-6.svg') center / 100% 100% no-repeat; padding: 0 7px 2px; color: #000; }

/* header */
header.top { position: sticky; top: 0; padding-top: env(safe-area-inset-top, 0px); z-index: 30; background: color-mix(in srgb, var(--desk) 92%, transparent); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-bottom: 2px solid var(--line); }
header.top .wrap { display: flex; align-items: center; gap: 18px; height: 68px; }
nav.main { display: flex; gap: 2px; margin-left: auto; align-items: center; }
nav.main a { text-decoration: none; font-weight: 700; font-size: 15px; padding: 8px 12px; border-radius: 999px; }
nav.main a:hover, nav.main a[aria-current="page"] { background: var(--soft); }
.menu-btn { display: none; margin-left: auto; background: none; border: 2px solid var(--line); border-radius: 999px; padding: 7px 14px; font-weight: 700; font-size: 15px; cursor: pointer; }
@media (max-width: 820px) {
  .menu-btn { display: inline-flex; }
  nav.main { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--desk); border-bottom: 2px solid var(--line); padding: 10px 20px 18px; gap: 4px; }
  nav.main.open { display: flex; }
  nav.main a { font-size: 18px; padding: 12px 14px; }
  nav.main .btn { justify-content: center; margin-top: 6px; }
}

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 700; font-size: 16px; padding: 13px 20px; border-radius: 999px; border: 2px solid var(--line); background: var(--paper); color: var(--ink); text-decoration: none; cursor: pointer; transition: transform .12s ease, box-shadow .12s ease; box-shadow: 3px 3px 0 var(--line); }
.btn:hover { transform: translate(-1px,-1px); box-shadow: 4px 4px 0 var(--line); }
.btn:active { transform: translate(2px,2px); box-shadow: 1px 1px 0 var(--line); }
.btn.primary { background: var(--hl); color: #000; border-color: #000; box-shadow: 3px 3px 0 #000; }
.btn.small { font-size: 14px; padding: 9px 14px; }
.btn.ghost { box-shadow: none; background: transparent; }
.btn.block { width: 100%; }

/* type */
h1, h2, h3 { line-height: 1.05; letter-spacing: -.02em; }
.page-title { font-size: clamp(36px, 6vw, 64px); margin: 0 0 14px; }
.lede { font-size: clamp(18px, 2.2vw, 21px); color: var(--muted); max-width: 52ch; margin: 0; }
.prose { max-width: 68ch; }
.prose h2 { font-size: 28px; margin: 38px 0 10px; }
.prose h3 { font-size: 21px; margin: 26px 0 8px; }
.prose p, .prose li { color: var(--ink); }
.prose ul { padding-left: 22px; }
.prose li { margin: 6px 0; }
.updated { font-size: 14px; color: var(--muted); }
mark.todo { background: #FFD1C7; color: #000; padding: 0 4px; border-radius: 3px; }

/* hero */
.hero { padding: 64px 0 36px; }
.hero h1 { font-size: clamp(40px, 7.4vw, 86px); line-height: .98; letter-spacing: -2px; margin: 0 0 22px; max-width: 13ch; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-grid { display: grid; grid-template-columns: 1.3fr .9fr; gap: 40px; align-items: center; }
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding-top: 40px; } }

/* paper card */
.card { background: var(--paper); border: 2px solid var(--line); border-radius: 10px; padding: 22px; box-shadow: 5px 6px 0 var(--shadow); position: relative; }
.card h3 { margin: 0 0 6px; font-size: 21px; line-height: 1.2; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.stamp { display: inline-block; border: 2.5px solid var(--red); color: var(--red); font-weight: 700; font-size: 13px; padding: 2px 9px; border-radius: 5px; transform: rotate(-5deg); letter-spacing: .3px; }
.stamp.ink { border-color: var(--line); color: var(--ink); }
.stamp.free { border-color: #000; color: #000; background: var(--hl); }

/* receipt */
.receipt { background: #FFFFFF; color: #000; font-family: var(--mono); padding: 26px 24px 34px; width: min(100%, 380px); margin: 0 auto; transform: rotate(2.2deg); box-shadow: 8px 10px 0 rgba(0,0,0,.12);
  --z: 12px; -webkit-mask: conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) 50% / calc(2 * var(--z)) 100%; mask: conic-gradient(from -45deg at bottom, #0000, #000 1deg 89deg, #0000 90deg) 50% / calc(2 * var(--z)) 100%; }
.receipt h2 { text-align: center; margin: 0 0 4px; font-size: 18px; letter-spacing: 1px; font-family: var(--mono); }
.receipt .sub { text-align: center; font-size: 13px; margin-bottom: 14px; }
.receipt .row { display: flex; justify-content: space-between; gap: 12px; font-size: 15px; padding: 5px 0; border-bottom: 1px dashed #999; }
.receipt .row.total { border-bottom: none; border-top: 2px solid #000; margin-top: 8px; padding-top: 10px; font-weight: 700; font-size: 17px; }

/* sections */
section.block { padding: 44px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 22px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(30px, 4vw, 44px); margin: 0; }
.section-head p { margin: 0; color: var(--muted); max-width: 46ch; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 960px) { .grid3 { grid-template-columns: 1fr 1fr; } .grid4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .grid2, .grid3, .grid4 { grid-template-columns: 1fr; } }
.tool-card { display: flex; flex-direction: column; gap: 12px; text-decoration: none; color: inherit; transition: transform .15s ease, box-shadow .15s ease; min-height: 250px; }
.tool-card:hover { transform: translate(-2px,-3px) rotate(-.4deg); box-shadow: 8px 10px 0 var(--shadow); }
.tool-card .meta { display: flex; justify-content: space-between; align-items: center; }
.tool-card .time { font-size: 14px; color: var(--muted); }
.tool-card .go { margin-top: auto; font-weight: 700; }
.tool-card .big { font-size: 46px; font-weight: 700; letter-spacing: -1.5px; line-height: 1; }
.soon { opacity: .75; min-height: 0; box-shadow: none; border-style: dashed; }
.soon h3 { font-size: 18px; margin-top: 10px; }
.steps { counter-reset: s; }
.steps .card::before { counter-increment: s; content: counter(s); font-size: 52px; font-weight: 700; line-height: 1; display: block; margin-bottom: 10px; letter-spacing: -1px; }

/* deadlines */
.deadlines { display: grid; gap: 12px; }
.dl { display: grid; grid-template-columns: 180px 1fr auto; gap: 16px; align-items: center; background: var(--paper); border: 2px solid var(--line); border-radius: 10px; padding: 14px 18px; }
.dl .d { font-weight: 700; font-size: 18px; }
.dl .what { color: var(--muted); }
.dl .what b { color: var(--ink); }
.dl .left { font-weight: 700; white-space: nowrap; }
.dl.next { background: var(--hl); color: #000; border-color: #000; }
.dl.next .what, .dl.next .what b, .dl.next a { color: #000; }
@media (max-width: 640px) { .dl { grid-template-columns: 1fr; gap: 4px; } }

/* packs */
.pack { display: flex; flex-direction: column; gap: 10px; }
.pack ul { margin: 4px 0 6px; padding-left: 20px; color: var(--muted); font-size: 15px; }
.pack .actions { margin-top: auto; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* sign-up band */
.band { background: var(--hl) url('../img/strip-4.svg') center / 100% 100% no-repeat; color: #000; padding: 46px 0; margin: 30px 0; }
.band .wrap { display: grid; grid-template-columns: 1.1fr 1fr; gap: 28px; align-items: center; }
.band h2 { font-size: clamp(30px, 4vw, 44px); margin: 0 0 8px; }
.band p { margin: 0; }
.band a { color: #000; }
@media (max-width: 820px) { .band .wrap { grid-template-columns: 1fr; } }
form.signup { display: grid; gap: 10px; }
form.signup .row { display: flex; gap: 10px; flex-wrap: wrap; }
form.signup input[type=email] { flex: 1; min-width: 200px; padding: 14px 18px; border: 2px solid #000; border-radius: 999px; background: #fff; color: #000; font-size: 17px; }
form.signup .go { background: #000; color: var(--hl); border-color: #000; box-shadow: 3px 3px 0 rgba(0,0,0,.25); }
form.signup .small { font-size: 14px; }
.check { display: flex; gap: 8px; align-items: flex-start; cursor: pointer; }
.check input { flex: none; margin-top: 2px; }
form.signup .status { font-weight: 700; min-height: 1.2em; }
form.signup .status.err { color: #8a1c0f; }
form.signup.done .row, form.signup.done .small { display: none; }
.signup-card form.signup input[type=email] { border-color: var(--line); }

/* footer */
footer.site { border-top: 2px solid var(--line); padding: 34px 0 50px; font-size: 14px; color: var(--muted); margin-top: 20px; }
footer.site .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 24px; }
footer.site h2 { color: var(--ink); margin: 0 0 8px; font-size: 15px; letter-spacing: 0; }
footer.site a.link { display: block; text-decoration: none; padding: 3px 0; }
footer.site a.link:hover { text-decoration: underline; }
footer.site p { margin: 0 0 8px; }
@media (max-width: 820px) { footer.site .cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { footer.site .cols { grid-template-columns: 1fr; } }

/* tool pages */
.crumbs { padding: 26px 0 0; font-size: 15px; }
.crumbs a { font-weight: 700; text-decoration: none; }
.tool-head { padding: 18px 0 8px; }
.tool-head h1 { font-size: clamp(34px, 5.5vw, 60px); line-height: 1; letter-spacing: -1.5px; margin: 0 0 12px; max-width: 18ch; }
.tool-head p { color: var(--muted); max-width: 56ch; margin: 0; font-size: 18px; }
.tool-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 26px; align-items: start; padding: 26px 0 30px; }
@media (max-width: 900px) { .tool-layout { grid-template-columns: 1fr; } }
.q { margin-bottom: 26px; border: 0; padding: 0; }
.q:last-child { margin-bottom: 0; }
.q .qn { font-size: 14px; font-weight: 700; color: var(--muted); }
.q h2, .q legend { font-size: 21px; margin: 2px 0 12px; font-weight: 700; letter-spacing: -.01em; padding: 0; }
.opts { display: grid; gap: 10px; }
.opts.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 520px) { .opts.two { grid-template-columns: 1fr; } }
.opt { text-align: left; border: 2px solid var(--line); background: var(--paper); border-radius: 10px; padding: 13px 15px; cursor: pointer; display: flex; gap: 12px; align-items: flex-start; transition: background .12s ease; width: 100%; }
.opt:hover { background: var(--soft); }
.opt .dot { flex: none; width: 20px; height: 20px; border: 2px solid var(--line); border-radius: 50%; margin-top: 2px; background: var(--paper); }
.opt[aria-pressed="true"] { background: var(--hl); color: #000; border-color: #000; }
.opt[aria-pressed="true"] .dot { background: #000; border-color: #000; box-shadow: inset 0 0 0 4px var(--hl); }
.opt small { display: block; color: inherit; opacity: .78; font-size: 14px; margin-top: 2px; }
.money { display: flex; align-items: center; border: 2px solid var(--line); border-radius: 10px; background: var(--paper); overflow: hidden; max-width: 320px; }
.money span { padding: 0 6px 0 16px; font-weight: 700; font-size: 22px; }
.money input { border: 0; background: transparent; padding: 14px 14px 14px 0; font-size: 24px; font-weight: 700; width: 100%; font-variant-numeric: tabular-nums; }
.money input:focus { outline: none; }
.money:focus-within { outline: 3px solid var(--hl); outline-offset: 2px; }
input[type=range] { width: 100%; accent-color: #000; margin-top: 14px; }
.result { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 88px); }
@media (max-width: 900px) { .result { position: static; } }
.verdict { font-size: clamp(30px, 3.4vw, 40px); font-weight: 700; line-height: 1.05; letter-spacing: -1px; margin: 10px 0 12px; }
.placeholder { color: var(--muted); margin-top: 14px; }
ul.dates { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; }
ul.dates li { display: grid; grid-template-columns: 150px 1fr; gap: 10px; padding: 8px 0; border-top: 1px dashed var(--muted); font-size: 15px; }
ul.dates li.past { opacity: .62; }
.source { display: inline-flex; gap: 6px; align-items: center; font-size: 13px; border: 1.5px solid var(--line); border-radius: 999px; padding: 3px 11px; margin-top: 14px; }
.next-box { margin-top: 18px; padding-top: 16px; border-top: 2px solid var(--line); display: grid; gap: 10px; }
.bars { display: grid; gap: 16px; margin-top: 8px; }
.bar .lab { display: flex; justify-content: space-between; font-weight: 700; margin-bottom: 6px; gap: 10px; }
.bar .track { height: 30px; border: 2px solid var(--line); border-radius: 6px; background: var(--soft); overflow: hidden; }
.bar .fill { height: 100%; background: var(--ink); width: 0; transition: width .45s cubic-bezier(.2,.8,.2,1); }
.bar.win .fill { background: var(--hl); border-right: 2px solid #000; }
.years { display: grid; gap: 8px; }
.year { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; border: 2px solid var(--line); border-radius: 10px; padding: 10px 14px; background: var(--paper); cursor: pointer; }
.year input, .switch input, .check input { width: 20px; height: 20px; accent-color: #000; }
.year .tag { font-size: 13px; font-weight: 700; }
.year .tag.urgent { color: var(--red); }
.switch { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; cursor: pointer; margin-top: 12px; font-size: 15px; }
.note { font-size: 14px; color: var(--muted); margin-top: 12px; }
.reveal { animation: rise .35s cubic-bezier(.2,.8,.2,1); }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.share { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.share .copied { font-size: 14px; font-weight: 700; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details { background: var(--paper); border: 2px solid var(--line); border-radius: 10px; padding: 14px 18px; }
.faq summary { font-weight: 700; cursor: pointer; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: '\2212'; }
.faq details p { margin: 10px 0 0; color: var(--muted); }

/* sources */
.sources { font-size: 14px; color: var(--muted); }
.sources li { margin: 4px 0; }

/* paywall */
.locked { position: relative; }
.locked .fade { filter: blur(5px); user-select: none; pointer-events: none; opacity: .75; }
.locked .gate { position: absolute; inset: 0; display: grid; place-items: center; padding: 20px; }
.gate .card { max-width: 440px; text-align: center; }
.toc { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.toc li { display: flex; gap: 12px; align-items: baseline; padding: 10px 0; border-bottom: 1px dashed var(--muted); }
.toc li b { min-width: 28px; }

/* downloads */
.files { display: grid; gap: 14px; }
.file { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; text-decoration: none; }
.file .ico { width: 54px; height: 54px; border: 2px solid var(--line); border-radius: 10px; display: grid; place-items: center; font-weight: 700; font-size: 14px; background: var(--hl); color: #000; }
.file .t { font-weight: 700; font-size: 19px; }
.file .s { color: var(--muted); font-size: 15px; }
.file .dl-go { font-weight: 700; white-space: nowrap; }
.pack-shot { width: 100%; max-width: 520px; margin: 0 auto; }