/* Pirfect.ai — paper and ink, warm accent for the wish and the approval moment, cool accent for proof. */
:root {
  --paper: #FFFDF8;
  --paper-deep: #FFF8E6;
  --gold-wash: #FFF3CF;
  --sky-wash: #EAF4FB;
  --ink: #1C1D24;
  --ink-soft: #3A3B44;
  --muted: #5F5B54;
  --muted-invert: #B9B3A7;
  --rule: #ECE4D2;
  --rule-dark: #2E2F36;
  --warm: #E2B64A;
  --warm-deep: #9E7D2E;
  --cool: #2F6F99;
  --cool-soft: #EAF4FB;
  --sans: "Avenir Next", "Avenir", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "SF Mono", "Menlo", "Consolas", "Liberation Mono", monospace;
  --wrap: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.015em; line-height: 1.12; margin: 0 0 18px; }
h1 { font-size: clamp(40px, 6vw, 68px); }
h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: 21px; margin-bottom: 10px; }
p { margin: 0 0 18px; }
.wrap { width: min(100% - 40px, var(--wrap)); margin-inline: auto; }
.narrow { max-width: 720px; }
.narrow-p { max-width: 720px; }
.mono { font-family: var(--mono); font-size: 0.92em; }
.warm { color: var(--warm-deep); }
.skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: var(--paper); padding: 8px 12px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; }

.site-header {
  position: sticky; top: 0; z-index: 5;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand-logo { display: block; height: 56px; width: auto; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { text-decoration: none; font-size: 15px; color: var(--ink-soft); border-bottom: 1px solid transparent; padding-bottom: 2px; }
.nav a:hover, .nav a:focus-visible { border-color: var(--warm); }
.nav-cta { color: var(--warm-deep) !important; font-weight: 600; }

.btn {
  display: inline-block; padding: 13px 22px; border-radius: 3px; text-decoration: none;
  font-weight: 600; font-size: 16px; border: 1px solid transparent; cursor: pointer; font-family: inherit;
}
.btn-primary { background: var(--warm); color: var(--ink); }
.btn-primary:hover, .btn-primary:focus-visible { background: #EFC65C; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: rgba(14,15,18,0.06); }
.btn-approve { background: var(--warm); color: var(--ink); padding: 9px 16px; font-size: 15px; }
.btn-approve:hover, .btn-approve:focus-visible { background: #D6B35C; }
.btn:focus-visible { outline: 3px solid var(--cool); outline-offset: 2px; }

.hero { padding: 64px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: start; }
.lede { font-size: 20px; color: var(--ink-soft); max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 26px; }

.levers { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 48px; }
.lever { display: grid; gap: 8px; padding: 22px 24px; border-radius: 6px; text-decoration: none; color: var(--ink); background: #fff; border: 1px solid var(--rule); border-top: 3px solid var(--warm); }
.lever-trust { border-top-color: var(--cool); }
.lever-k { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--warm-deep); }
.lever-trust .lever-k { color: var(--cool); }
.lever strong { font-size: 20px; line-height: 1.25; font-weight: 600; }
.lever > span:last-child { font-size: 15px; color: var(--ink-soft); }
.lever:hover, .lever:focus-visible { box-shadow: 0 2px 0 rgba(14,15,18,0.08); }
.wish-demo { background: #fff; border: 1px solid var(--rule); border-radius: 6px; padding: 22px; box-shadow: 0 1px 0 rgba(14,15,18,0.04); }
.wish-line { border-bottom: 1px solid var(--rule); padding-bottom: 14px; margin-bottom: 16px; }
.wish-label { display: block; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.wish-text { margin: 0; font-size: 18px; line-height: 1.45; min-height: 2.9em; }
.caret { display: inline-block; width: 2px; height: 1.05em; background: var(--warm); vertical-align: -0.15em; margin-left: 2px; }
.steps-feed { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.step { border: 1px solid var(--rule); border-radius: 4px; padding: 12px 14px; background: var(--paper); }
.step-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.step-name { font-weight: 600; font-size: 15px; }
.step-state { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--cool); white-space: nowrap; }
.step-state.refused { color: var(--muted); }
.step-pending { border-color: var(--warm); background: #FFF9EC; }
.step-pending .step-state { color: var(--warm-deep); }
.approve-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 10px; }
.approve-row p { margin: 0; font-size: 14px; }
.receipt { margin: 10px 0 0; padding: 10px 12px; border-left: 2px solid var(--cool); background: var(--cool-soft); border-radius: 0 3px 3px 0; font-size: 13.5px; }
.receipt > div { display: grid; grid-template-columns: 92px 1fr; gap: 10px; padding: 2px 0; }
.receipt dt { color: var(--muted); margin: 0; }
.receipt dd { margin: 0; }
.receipt-refused { border-left-color: var(--muted); background: #EFEBE2; }
.receipt-hidden { display: none; }
.receipt-title { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--cool); margin-bottom: 6px; display: block; }
.receipt-standalone { margin: 0; padding: 18px 20px; font-size: 15px; background: #fff; border: 1px solid var(--rule); border-left: 3px solid var(--cool); }
.receipt-standalone > div { grid-template-columns: 110px 1fr; padding: 4px 0; }
.demo-note { margin: 14px 0 0; font-size: 12.5px; color: var(--muted); }

.animate .step { opacity: 0; transform: translateY(8px); transition: opacity 0.6s ease, transform 0.6s ease; }
.animate .step.is-in { opacity: 1; transform: none; }
.animate .wish-text .caret { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.section { padding: 80px 0; }
.section-sky { background: var(--sky-wash); }
.section-gold { background: var(--gold-wash); }
.section-deep { background: var(--paper-deep); }
.two-col { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; }

.feed-figure { margin: 0; }
.mini-feed { list-style: none; margin: 0; padding: 0; background: #fff; border: 1px solid var(--rule); border-radius: 6px; }
.mini-feed li { display: grid; grid-template-columns: 14px 1fr auto; gap: 12px; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--rule); font-size: 15px; }
.mini-feed li:last-child { border-bottom: 0; }
.mini-feed em { font-style: normal; font-size: 12.5px; color: var(--muted); }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-done { background: var(--cool); }
.dot-wait { background: var(--warm); box-shadow: 0 0 0 3px rgba(200,162,74,0.25); }
.feed-figure figcaption { font-size: 13px; color: var(--muted); margin-top: 10px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card { background: #fff; border: 1px solid var(--rule); border-top: 3px solid var(--warm); border-radius: 6px; padding: 26px 24px; }
.card p { margin: 0; color: var(--ink-soft); }

.flow { list-style: none; margin: 36px 0 0; padding: 0; display: grid; grid-template-columns: repeat(8, 1fr); gap: 10px; counter-reset: none; }
.flow li { background: #fff; border: 1px solid var(--rule); border-radius: 4px; padding: 14px 12px; display: grid; gap: 4px; position: relative; }
.flow-n { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.flow-w { font-weight: 600; font-size: 16px; }
.flow-d { font-size: 13px; color: var(--ink-soft); line-height: 1.4; }
.flow-key { border-color: var(--warm) !important; background: #FFF9EC !important; box-shadow: 0 0 0 3px rgba(200,162,74,0.22); }
.flow-key .flow-n { color: var(--warm-deep); }

.dial-control { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--warm-deep); border-radius: 4px; overflow: hidden; margin: 28px 0 18px; }
.dial-btn { font-family: inherit; font-size: 16px; font-weight: 600; padding: 14px 10px; background: #fff; border: 0; border-right: 1px solid var(--warm-deep); cursor: pointer; color: var(--ink); }
.dial-btn:last-child { border-right: 0; }
.dial-btn.is-on { background: var(--warm); color: var(--ink); }
.dial-btn:focus-visible { outline: 3px solid var(--cool); outline-offset: -3px; }
.dial-sentence { font-size: 20px; line-height: 1.5; min-height: 3em; color: var(--ink); }
.dial-constant { font-size: 15px; color: var(--muted); border-top: 1px solid var(--rule); padding-top: 14px; }

.principles-list { margin: 28px 0 24px; padding: 0 0 0 1.4em; columns: 2; column-gap: 48px; font-size: 19px; line-height: 1.5; }
.principles-list li { break-inside: avoid; padding: 6px 0; color: var(--ink); }
.link-arrow { font-weight: 600; text-decoration: none; border-bottom: 1px solid var(--warm); }
.link-arrow::after { content: " →"; }


.section-cta { background: var(--gold-wash); }
.form { display: grid; gap: 18px; max-width: 560px; margin-top: 8px; }
.field { display: grid; gap: 6px; }
.field label, .field legend { font-size: 14px; font-weight: 600; }
.field input, .field textarea { font: inherit; padding: 11px 12px; border: 1px solid var(--rule); border-radius: 3px; background: #fff; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--cool); outline-offset: 1px; border-color: var(--cool); }
fieldset.field { border: 0; padding: 0; margin: 0; }
.choice { display: flex; gap: 10px; align-items: center; font-size: 15px; font-weight: 400; padding: 4px 0; }
.hp { position: absolute; left: -9999px; }

.site-footer { border-top: 1px solid var(--rule); padding: 48px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.footer-logo { height: 56px; width: auto; display: block; margin-bottom: 18px; }
.footer-nav { display: flex; gap: 20px; font-size: 15px; }
.footer-nav a { text-decoration: none; color: var(--ink-soft); border-bottom: 1px solid var(--rule); }
.receipt-footer { margin: 0; font-size: 14px; }
.footer-def { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--rule); }
.footer-def p { font-size: 13.5px; color: var(--muted); max-width: 820px; }
.footer-meta { font-size: 12.5px; }

.page { padding: 56px 0 80px; }
.page .narrow p { color: var(--ink-soft); }
.principles-full { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 26px; counter-reset: pr; }
.principles-full li { counter-increment: pr; display: grid; grid-template-columns: 40px 1fr; gap: 14px; }
.principles-full li::before { content: counter(pr, decimal-leading-zero); font-family: var(--mono); color: var(--warm-deep); font-size: 14px; padding-top: 5px; }
.principles-full h3 { margin-bottom: 6px; }
.principles-full p { margin: 0; color: var(--ink-soft); }

@media (max-width: 940px) {
  .hero-grid, .two-col, .footer-grid, .levers { grid-template-columns: 1fr; gap: 36px; }
  .levers { gap: 16px; margin-top: 36px; }
  .cards { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .principles-list { columns: 1; }
  .section { padding: 60px 0; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .header-inner { min-height: 66px; }
  .brand-logo { height: 46px; }
  .nav a:not(.nav-cta) { display: none; }
  .hero { padding: 40px 0 40px; }
  .hero-actions .btn { width: 100%; text-align: center; }
  .dial-control { grid-template-columns: 1fr; }
  .dial-btn { border-right: 0; border-bottom: 1px solid var(--warm-deep); }
  .dial-btn:last-child { border-bottom: 0; }
  .receipt > div { grid-template-columns: 80px 1fr; }
  .approve-row { flex-direction: column; align-items: stretch; }
}