/* Sponsir site: editorial layout. Fonts are self-hosted (CSP font-src 'self'). */
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('fonts/fraunces.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 300 700;
  font-display: swap;
  src: url('fonts/fraunces-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/inter.woff2') format('woff2');
}

:root {
  --font-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --navy: light-dark(#1B1F3B, #0F1226);        /* dark bands: hero, closing CTA, Pro plan */
  --gold: #C89B3C;                              /* accent on dark surfaces; buttons */
  --gold-text: light-dark(#8A6100, #E2B04A);    /* accent as text on the page */
  --on-dark: #F6E7D3;
  --on-dark-muted: #C9C3D6;
  --on-dark-soft: #8E89A3;
  --on-dark-line: rgba(255, 255, 255, 0.14);
  --rule: light-dark(#1B1F3B, #F6E7D3);        /* the heavy editorial rule */
  --wrap: 1120px;
}

html { scroll-behavior: smooth; }
section[id], .result { scroll-margin-top: 24px; }
body { font-size: 16px; }
.serif { font-family: var(--font-serif); font-weight: 500; letter-spacing: -0.02em; font-variation-settings: 'opsz' 144; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: 40px; padding-right: 40px; }
code { font-family: var(--font-mono); font-size: 0.92em; }

/* Dark bands */
.dark { background: var(--navy); color: var(--on-dark); }
.dark a { color: inherit; }

/* Nav (sits on the dark hero on the landing page, on paper elsewhere) */
nav {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  height: 76px; position: relative;
}
body > nav { max-width: var(--wrap); margin: 0 auto; padding: 0 40px; }
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 17px; font-weight: 600; letter-spacing: -0.01em;
  color: inherit; text-decoration: none;
}
.nav-logo img { width: 28px; height: 28px; display: block; border-radius: 7px; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 14px; font-weight: 500; color: inherit; opacity: 0.8; text-decoration: none; }
.nav-links a:hover, .nav-links a.active { opacity: 1; }
.nav-links a.active { text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--gold); }
.nav-links .nav-cta { opacity: 1; padding: 10px 18px; font-size: 14px; }
.nav-toggle { display: none; background: none; border: 0; color: inherit; cursor: pointer; }
.nav-toggle svg { width: 24px; height: 24px; }

.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; padding: 0; cursor: pointer;
  background: transparent; color: inherit; opacity: 0.8;
  border: 1px solid currentColor; border-radius: 999px;
}
.theme-toggle:hover { opacity: 1; }
.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .icon-moon { display: none; }
.theme-toggle .icon-sun { display: block; }
:root[data-theme='dark'] .theme-toggle .icon-moon { display: block; }
:root[data-theme='dark'] .theme-toggle .icon-sun { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .theme-toggle .icon-moon { display: block; }
  :root:not([data-theme='light']) .theme-toggle .icon-sun { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; font-weight: 600; font-size: 15px;
  font-family: inherit; line-height: 1.2;
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.btn-gold { background: var(--gold); color: #1B1F3B; }
.btn-gold:hover { background: #D6AB4F; }
.btn-line { border-color: currentColor; color: inherit; background: transparent; }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-primary { background: var(--btn); color: var(--btn-text); }
.btn-primary:hover { background: var(--btn-d); }
.btn-secondary { background: transparent; color: var(--ink); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--ink); }
.btn[disabled] { opacity: 0.6; cursor: progress; }
.link-arrow { font-size: 15px; font-weight: 500; color: var(--on-dark-muted); text-decoration: none; }
.link-arrow::after { content: ' \2192'; }
.link-arrow:hover { color: var(--on-dark); }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end;
  padding: 56px 0 0; min-height: 600px; position: relative;
}
.hero-copy { padding-bottom: 88px; min-width: 0; }
.kicker { font-size: 12.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold); font-weight: 600; margin-bottom: 26px; }
.hero h1 { font-size: clamp(44px, 6.2vw, 76px); line-height: 0.98; color: #fff; max-width: 640px; margin-bottom: 26px; }
.hero h1 em { font-style: italic; font-weight: 400; color: var(--gold); }
.hero .lede { font-size: 19px; color: var(--on-dark-muted); max-width: 520px; margin-bottom: 36px; line-height: 1.5; }
.hero-actions { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.hero-fine { margin-top: 22px; font-size: 13px; color: var(--on-dark-soft); }
.hero-visual { position: relative; min-height: 540px; }
.hero-mark { position: absolute; right: 24px; bottom: 36px; width: 210px; height: auto; z-index: 1; opacity: 0.95; }

.verdict-card {
  position: absolute; left: 0; top: 40px; width: 360px; max-width: 100%; z-index: 2;
  background: #fff; color: #1B1F3B; border-radius: 14px; overflow: hidden; font-size: 13px;
  box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.55);
}
.verdict-card-head { display: flex; gap: 12px; align-items: center; padding: 14px 16px; border-bottom: 1px solid #E3DCCD; }
.verdict-card-head img { width: 34px; height: 40px; flex: none; }
.verdict-card-head > div { min-width: 0; }
.verdict-card-head b { display: block; font-size: 17px; font-weight: 500; letter-spacing: -0.01em; }
.verdict-card-head small { display: block; color: #5E5F70; margin-top: 2px; font-size: 12.5px; }
.verdict-pill { margin-left: auto; flex: none; background: #FCE8E6; color: #B3261E; font-weight: 600; font-size: 11.5px; padding: 4px 9px; border-radius: 999px; white-space: nowrap; }
.verdict-strip { background: #1B1F3B; color: #F6E7D3; padding: 11px 16px; font-size: 12.5px; }
.verdict-strip code { background: rgba(255, 255, 255, 0.12); padding: 1px 6px; border-radius: 4px; }
.verdict-chips { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px 16px; }
.chip-flag { font-size: 11.5px; padding: 4px 9px; border-radius: 6px; background: #FCE8E6; color: #B3261E; border: 1px solid #F3C9C5; }
.chip-flag.amber { background: #FFF1D6; color: #9A5B00; border-color: #F1D9A8; }

.proof {
  list-style: none; display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  border-top: 1px solid var(--on-dark-line); padding: 22px 0; font-size: 13px; color: var(--on-dark-soft); letter-spacing: 0.02em;
}

/* Sections */
section.wrap { padding-top: 110px; padding-bottom: 110px; }
.num { font-family: var(--font-serif); font-size: 13px; letter-spacing: 0.14em; color: var(--gold-text); font-weight: 600; margin-bottom: 20px; text-transform: uppercase; }
h2.serif { font-size: clamp(34px, 4.4vw, 52px); line-height: 1.02; font-weight: 500; }
h2.h2-lead { max-width: 720px; margin-bottom: 56px; }
h2.h2-small { font-size: clamp(30px, 3.4vw, 40px); }

.split { display: grid; grid-template-columns: 5fr 6fr; gap: 80px; align-items: start; }
.prose p { font-size: 18px; color: var(--muted); line-height: 1.6; }
.prose p + p { margin-top: 18px; }
.dropcap::first-letter { font-family: var(--font-serif); font-size: 66px; float: left; line-height: 0.8; margin: 6px 10px 0 0; color: var(--ink); }

#how { padding-top: 0; }

/* Ledger */
.ledger { border-top: 1px solid var(--rule); }
.item { display: grid; grid-template-columns: 80px 1fr 1fr; gap: 40px; padding: 44px 0; border-bottom: 1px solid var(--border); align-items: center; }
.item > * { min-width: 0; }
.item .n { font-size: 34px; color: var(--gold-text); font-weight: 400; }
.item h3 { font-size: clamp(24px, 2.6vw, 30px); font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px; line-height: 1.1; }
.item p { color: var(--muted); font-size: 16px; max-width: 440px; }
.pro-tag {
  font-family: var(--font-sans); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
  background: var(--gold); color: #1B1F3B; padding: 3px 8px; border-radius: 999px; vertical-align: middle; margin-left: 4px;
}
.vis { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 16px; font-size: 13px; box-shadow: 0 24px 50px -36px rgba(21, 24, 46, 0.35); }
.vis .row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 4px; border-bottom: 1px solid var(--border); }
.vis .row:last-child { border: 0; }
.vis .row > div { min-width: 0; }
.vis .row b { display: block; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vis .row .s { display: block; color: var(--soft); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tag { flex: none; font-size: 11.5px; font-weight: 600; padding: 3px 8px; border-radius: 999px; }
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.bad { background: var(--danger-soft); color: var(--danger); }
.tag.amb { background: var(--warn-soft); color: var(--warn); }
.tag.inf { background: var(--info-soft); color: light-dark(#2B4EAB, #93C5FD); }
.sheet { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.sheet div { background: var(--card); padding: 12px 14px; font-size: 12px; color: var(--muted); }
.sheet div b { display: block; color: var(--ink); font-size: 15px; font-weight: 600; margin-top: 3px; }
.sheet div.flag b { color: var(--danger); }
.vis-note { font-size: 12.5px; color: var(--muted); margin-top: 12px; max-width: none; }
.kanban { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.kanban h5 { font-size: 11px; color: var(--soft); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }
.kanban .c { border: 1px solid var(--border); border-radius: 8px; padding: 9px 10px; margin-bottom: 8px; background: var(--paper); }
.kanban .c b { display: block; font-weight: 600; }
.kanban .c span { color: var(--muted); font-size: 12px; }

/* Pricing */
.pricing { background: var(--section); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 110px 0; }
.pricing-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; margin-bottom: 48px; }
.billing-toggle { display: inline-flex; border: 1px solid var(--rule); border-radius: 999px; padding: 3px; }
.billing-option {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border: 0; border-radius: 999px; cursor: pointer;
  background: none; color: var(--muted); font-family: inherit; font-size: 13.5px; font-weight: 500;
  transition: background 0.15s ease, color 0.15s ease;
}
.billing-option[aria-pressed='true'] { background: var(--ink); color: var(--paper); }
.billing-save { color: var(--gold-text); font-weight: 600; font-size: 12px; }
.billing-option[aria-pressed='true'] .billing-save { color: var(--gold); }
.plans { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--rule); border-radius: 16px; overflow: hidden; background: var(--card); }
.plan { padding: 40px 44px; display: flex; flex-direction: column; }
.plan + .plan { border-left: 1px solid var(--rule); }
.plan.pro { background: var(--navy); color: var(--on-dark); }
.plan-name { font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; font-weight: 600; color: var(--gold-text); margin-bottom: 18px; display: flex; justify-content: space-between; }
.plan.pro .plan-name { color: var(--gold); }
.plan .price { font-size: clamp(56px, 6vw, 72px); line-height: 1; letter-spacing: -0.03em; font-weight: 400; }
.plan .price small { font-family: var(--font-sans); font-size: 16px; color: var(--muted); letter-spacing: 0; margin-left: 6px; font-weight: 400; }
.plan.pro .price small { color: var(--on-dark-muted); }
.plan-sub { font-size: 14px; color: var(--muted); margin: 12px 0 28px; }
.plan.pro .plan-sub { color: var(--on-dark-muted); }
.plan ul { list-style: none; font-size: 15px; border-top: 1px solid var(--border); padding-top: 20px; margin-bottom: 30px; flex: 1; }
.plan.pro ul { border-color: var(--on-dark-line); }
.plan li { padding: 7px 0 7px 24px; position: relative; }
.plan li::before { content: '\2014'; position: absolute; left: 0; color: var(--gold-text); }
.plan.pro li::before { color: var(--gold); }
.plan .btn { width: 100%; }
.plan-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; text-align: center; }
.plan.pro .plan-note { color: var(--on-dark-muted); }
.pricing-note { text-align: center; color: var(--soft); font-size: 13px; margin-top: 22px; }

/* FAQ */
.faq { display: grid; grid-template-columns: 4fr 7fr; gap: 80px; align-items: start; }
.faq-list details { border-bottom: 1px solid var(--border); }
.faq-list summary {
  cursor: pointer; padding: 22px 0; list-style: none; display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  font-family: var(--font-serif); font-size: 21px; font-weight: 500; letter-spacing: -0.01em; line-height: 1.25;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; color: var(--soft); font-family: var(--font-sans); font-weight: 400; font-size: 22px; flex: none; }
.faq-list details[open] summary::after { content: '\2212'; }
.faq-list details p { color: var(--muted); padding: 0 0 22px; font-size: 15.5px; max-width: 600px; }
.faq-list details a { color: var(--gold-text); }

/* Closing CTA */
.cta { padding: 110px 0; }
.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.cta h2 { color: #fff; }
.cta h2 em { font-style: italic; font-weight: 400; color: var(--gold); }
.cta p { color: var(--on-dark-muted); font-size: 17px; margin-top: 16px; }
.waitlist-form { display: flex; gap: 10px; }
.waitlist-form input {
  flex: 1; min-width: 0; padding: 13px 18px; border-radius: 999px; font: inherit; font-size: 15px;
  border: 1px solid var(--on-dark-line); background: rgba(255, 255, 255, 0.06); color: #fff;
}
.waitlist-form input::placeholder { color: var(--on-dark-soft); }
.waitlist-form input:focus { border-color: var(--gold); outline: none; }
.form-status { min-height: 22px; margin-top: 12px; font-size: 14px; color: var(--on-dark-muted); }
.form-status.ok { color: #32D583; }
.form-status.err { color: #F97066; }
.cta-fine { font-size: 13px; color: var(--on-dark-soft); }
.cta-fine a { color: inherit; }
.cta .form-status:empty + .cta-fine { margin-top: 0; }

/* Checker page */
.section { padding: 64px 0 90px; }
.section.alt { background: var(--section); border-top: 1px solid var(--border); }
.section-inner { max-width: var(--wrap); margin: 0 auto; padding: 0 40px; }
.section-label { font-family: var(--font-serif); font-size: 13px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-text); margin-bottom: 18px; }
.section-title { font-family: var(--font-serif); font-size: clamp(32px, 4vw, 46px); font-weight: 500; letter-spacing: -0.02em; line-height: 1.05; margin-bottom: 16px; }
.section-lede { color: var(--muted); font-size: 17px; max-width: 640px; margin-bottom: 40px; line-height: 1.6; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 40px; }
.card { padding-top: 20px; border-top: 1px solid var(--rule); }
.card h3 { font-family: var(--font-serif); font-size: 21px; font-weight: 500; letter-spacing: -0.01em; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }
.card-icon { display: none; }

.checker { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.checker textarea {
  width: 100%; min-height: 360px; resize: vertical; padding: 16px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--card); color: var(--ink);
  font-family: var(--font-mono); font-size: 13px; line-height: 1.5;
}
.checker textarea:focus { border-color: var(--ink); outline: none; }
.checker-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; align-items: center; }
.checker-actions .samples { display: flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }
.chip {
  font-size: 12px; padding: 6px 10px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--border); background: var(--card); color: var(--muted); font-family: inherit;
}
.chip:hover { border-color: var(--ink); color: var(--ink); }
.checker-hint { font-size: 13px; color: var(--soft); margin-top: 10px; }

.result { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 22px; min-height: 360px; }
.result-empty { color: var(--soft); text-align: center; padding: 56px 20px 80px; font-size: 15px; }
.result-empty img { display: block; width: 110px; height: auto; margin: 0 auto 18px; opacity: 0.6; }
.verdict { display: flex; align-items: center; gap: 16px; padding-bottom: 16px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.verdict-badge { width: 84px; height: 84px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex: none; }
.verdict-badge img { width: 54px; height: auto; display: block; }
.verdict h3 { font-family: var(--font-serif); font-size: 24px; font-weight: 500; letter-spacing: -0.01em; }
.verdict p { color: var(--muted); font-size: 14px; }
.level-low .verdict-badge { background: var(--ok-soft); }
.level-medium .verdict-badge { background: var(--warn-soft); }
.level-high .verdict-badge, .level-critical .verdict-badge { background: var(--danger-soft); }
.level-low .verdict h3 { color: var(--ok); }
.level-medium .verdict h3 { color: var(--warn); }
.level-high .verdict h3, .level-critical .verdict h3 { color: var(--danger); }

.result h4 { font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--soft); margin: 18px 0 10px; }
.findings { list-style: none; display: grid; gap: 8px; }
.finding { display: grid; grid-template-columns: auto 1fr; gap: 10px; padding: 10px 12px; border-radius: 8px; background: var(--section); border-left: 3px solid var(--border); }
.finding .sev { font-size: 10px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 3px 7px; border-radius: 999px; align-self: start; margin-top: 2px; }
.finding strong { font-size: 14px; display: block; }
.finding span { font-size: 13px; color: var(--muted); }
.finding.critical { border-left-color: var(--danger); } .finding.critical .sev { background: var(--danger-soft); color: var(--danger); }
.finding.high { border-left-color: var(--danger); } .finding.high .sev { background: var(--danger-soft); color: var(--danger); }
.finding.medium { border-left-color: var(--warn); } .finding.medium .sev { background: var(--warn-soft); color: var(--warn); }
.finding.low { border-left-color: var(--warn); } .finding.low .sev { background: var(--warn-soft); color: var(--warn); }
.finding.info { border-left-color: var(--ok); } .finding.info .sev { background: var(--ok-soft); color: var(--ok); }

.terms { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; font-size: 14px; }
.terms dt { color: var(--soft); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.terms dd { margin-bottom: 6px; }
.terms dd.none { color: var(--soft); font-style: italic; }
.next-steps { background: var(--accent-soft); color: var(--ink); border-radius: 10px; padding: 14px 16px; font-size: 14px; }
.next-steps ul { margin: 6px 0 0 18px; }
.next-steps li { margin-bottom: 4px; }
.result-cta { margin-top: 18px; text-align: center; font-size: 14px; color: var(--muted); }
.result-cta a { color: var(--gold-text); font-weight: 600; }

/* Footer */
footer {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px; align-items: center;
  padding-top: 28px; padding-bottom: 32px; color: var(--soft); font-size: 13px;
}
.footer-left { display: flex; align-items: center; gap: 10px; }
.footer-left img { width: 22px; height: 22px; border-radius: 5px; }
.footer-left a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }
.footer-left a:hover { color: var(--ink); }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { color: var(--soft); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }

/* Doc pages */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 40px 90px; }
.doc h1 { font-family: var(--font-serif); font-size: clamp(34px, 4vw, 44px); font-weight: 500; letter-spacing: -0.02em; line-height: 1.05; margin-bottom: 10px; }
.doc .updated { color: var(--soft); font-size: 14px; margin-bottom: 36px; }
.doc h2 { font-family: var(--font-serif); font-size: 24px; font-weight: 500; letter-spacing: -0.01em; margin: 36px 0 10px; }
.doc p, .doc li { color: var(--muted); font-size: 16px; line-height: 1.65; }
.doc ul { margin: 8px 0 8px 22px; }
.doc a { color: var(--gold-text); }

/* Responsive */
@media (max-width: 1000px) {
  .hero { grid-template-columns: 1fr; gap: 40px; min-height: 0; padding-top: 40px; }
  .hero-copy { padding-bottom: 0; }
  .hero-visual { min-height: 0; padding: 0 0 48px; }
  .verdict-card { position: relative; top: 0; }
  .hero-mark { display: none; }
  .split, .faq, .cta-grid { grid-template-columns: 1fr; gap: 32px; }
  .item { grid-template-columns: 56px 1fr; }
  .item .vis { grid-column: 2; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .wrap, body > nav, .section-inner { padding-left: 22px; padding-right: 22px; }
  .doc { padding-left: 22px; padding-right: 22px; }
  section.wrap, .pricing, .cta { padding-top: 72px; padding-bottom: 72px; }
  .item { grid-template-columns: 1fr; gap: 16px; padding: 32px 0; }
  .item .n { font-size: 26px; }
  .item .vis { grid-column: 1; }
  .plans { grid-template-columns: 1fr; }
  .plan { padding: 32px 26px; }
  .plan + .plan { border-left: 0; border-top: 1px solid var(--rule); }
  .grid-3, .checker, .terms, .kanban { grid-template-columns: 1fr; }
  .sheet { grid-template-columns: 1fr 1fr; }
  .proof { flex-direction: column; gap: 10px; }
  .waitlist-form { flex-direction: column; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0; z-index: 50;
    flex-direction: column; align-items: flex-start; gap: 16px; padding: 12px 22px 22px;
    background: var(--card); color: var(--ink); border-bottom: 1px solid var(--border);
  }
  .dark .nav-links { background: var(--navy); color: var(--on-dark); border-color: var(--on-dark-line); }
  .nav-links.open { display: flex; }
  .nav-links a { opacity: 1; font-size: 16px; }
}