/* ==========================================================================
   Stampy — stampyapp.com
   Shared design system. Extracted and extended from the original homepage.
   ========================================================================== */

:root {
  --bg: #f7f7f3;
  --surface: #ffffff;
  --ink: #11110f;
  --muted: #686861;
  --line: #deded7;
  --accent: #ff5a1f;
  --accent-dark: #d94612;
  --green: #0b6d46;
  --radius-lg: 34px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --shadow: 0 24px 70px rgba(20, 20, 14, .10);
  --shadow-sm: 0 10px 30px rgba(20, 20, 14, .07);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip {
  position: absolute; left: 16px; top: -80px; z-index: 999;
  background: var(--ink); color: white; padding: 12px 16px; border-radius: 12px;
}
.skip:focus { top: 16px; }
:focus-visible { outline: 3px solid rgba(255, 90, 31, .45); outline-offset: 4px; }

.shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.shell-narrow { width: min(calc(100% - 40px), 820px); margin-inline: auto; }

/* ---------- Navigation ---------- */
.nav-wrap {
  position: sticky; top: 0; z-index: 100;
  background: rgba(247, 247, 243, .88); backdrop-filter: blur(18px) saturate(150%);
  border-bottom: 1px solid rgba(222, 222, 215, .8);
}
nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-size: 25px; font-weight: 850; letter-spacing: -0.055em; }
.brand-dot { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 26px; color: #4d4d48; font-size: 14px; font-weight: 650; }
.nav-links a:hover { color: var(--ink); }

/* ---------- Buttons ---------- */
.btn {
  min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 19px; border-radius: 14px; font-weight: 760; font-size: 15px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-dark { background: var(--ink); color: white; }
.btn-dark:hover { background: #292924; }
.btn-light { background: rgba(255, 255, 255, .72); border-color: var(--line); }
.btn-light:hover { background: white; }
.btn-accent { background: var(--accent); color: white; }
.btn-accent:hover { background: var(--accent-dark); }
.btn-block { width: 100%; }

/* ---------- Typography helpers ---------- */
.eyebrow { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .13em; color: var(--accent-dark); }
h1, h2, h3, h4, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(52px, 7vw, 96px); line-height: .94; letter-spacing: -.067em; font-weight: 870; max-width: 880px; }
h2 { margin-bottom: 22px; font-size: clamp(38px, 5vw, 66px); line-height: 1; letter-spacing: -.055em; font-weight: 830; }
h3 { margin-bottom: 10px; font-size: 22px; line-height: 1.15; letter-spacing: -.035em; }
.lead { max-width: 690px; font-size: clamp(18px, 2.15vw, 24px); line-height: 1.45; color: #474742; }
.muted { color: var(--muted); }

/* ---------- Hero ---------- */
.hero { padding: clamp(70px, 9vw, 130px) 0 62px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(340px, .88fr); gap: 58px; align-items: center; }
.hero-copy .eyebrow { margin-bottom: 18px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.micro { margin-top: 14px; color: #74746d; font-size: 13px; }
.hero-visual {
  position: relative; min-height: 620px; border-radius: var(--radius-lg); overflow: hidden;
  background: #ecece4; border: 1px solid #e0e0d8; box-shadow: var(--shadow);
  display: grid; place-items: end center; padding: 34px 44px 0;
}
.hero-visual::before { content: ""; position: absolute; width: 280px; height: 280px; border-radius: 50%; background: var(--accent); top: 54px; right: -60px; filter: blur(.1px); opacity: .96; }
.hero-visual::after { content: "PHOTO → ID → VALUE"; position: absolute; top: 34px; left: 34px; font-size: 12px; font-weight: 850; letter-spacing: .11em; }
.hero-phone { position: relative; z-index: 2; width: min(100%, 380px); max-height: 585px; object-fit: contain; object-position: bottom; filter: drop-shadow(0 28px 32px rgba(0, 0, 0, .17)); }

/* ---------- Trust strip ---------- */
.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 18px 0; margin-top: 52px; }
.trust-items { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; font-size: 14px; font-weight: 700; color: #55554f; }
.trust-items span { display: flex; align-items: center; gap: 9px; }
.dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; flex: none; }

/* ---------- Sections ---------- */
section { padding: clamp(72px, 9vw, 126px) 0; }
.section-tight { padding: clamp(48px, 6vw, 80px) 0; }
.section-head { display: grid; grid-template-columns: minmax(0, .9fr) minmax(300px, .55fr); justify-content: space-between; gap: 60px; align-items: end; margin-bottom: 50px; }
.section-head p { margin-bottom: 4px; }

/* ---------- Cards / grids ---------- */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 30px; }
.card-index { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px; background: #f2f2ed; font-size: 12px; font-weight: 850; margin-bottom: 44px; }

/* ---------- Feature split ---------- */
.feature-split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 18px; }
.feature-copy { background: var(--ink); color: white; border-radius: var(--radius-lg); padding: clamp(34px, 5vw, 64px); display: flex; flex-direction: column; justify-content: space-between; min-height: 640px; }
.feature-copy .eyebrow { color: #ffb191; }
.feature-copy p { color: #cfcfc8; max-width: 530px; }
.checks { display: grid; gap: 16px; margin-top: 32px; }
.check { display: grid; grid-template-columns: 22px 1fr; gap: 11px; align-items: start; color: #f6f6f1; font-size: 15px; }
.check i { width: 18px; height: 18px; border-radius: 50%; background: var(--accent); position: relative; margin-top: 2px; flex: none; }
.check i::after { content: ""; position: absolute; width: 6px; height: 3px; border-left: 2px solid white; border-bottom: 2px solid white; transform: rotate(-45deg); left: 5px; top: 6px; }
.feature-media { min-height: 640px; background: #e9e9e2; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; display: grid; place-items: end center; padding: 42px 50px 0; }
.feature-media img { width: min(100%, 410px); max-height: 600px; object-fit: contain; object-position: bottom; filter: drop-shadow(0 28px 34px rgba(0, 0, 0, .14)); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step { min-height: 285px; display: flex; flex-direction: column; justify-content: space-between; }
.step strong { font-size: 78px; line-height: .8; letter-spacing: -.08em; color: #d8d8d1; }
.step p { color: var(--muted); margin-bottom: 0; }

/* ---------- Collection ---------- */
.collection { background: #ededE6; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.collection-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(330px, .8fr); gap: 64px; align-items: center; }
.collection-copy { max-width: 620px; }
.collection-list { margin-top: 32px; display: grid; gap: 0; border-top: 1px solid #cfcfc8; }
.collection-row { display: grid; grid-template-columns: 145px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid #cfcfc8; font-size: 14px; }
.collection-row b { font-weight: 800; }
.collection-row span { color: #5f5f59; }
.collection-visual { display: grid; place-items: center; min-height: 600px; }
.collection-visual img { width: min(100%, 390px); filter: drop-shadow(0 30px 34px rgba(0, 0, 0, .15)); }

/* ---------- Use cases ---------- */
.use-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.use { min-height: 240px; background: white; border: 1px solid var(--line); border-radius: 20px; padding: 24px; display: flex; flex-direction: column; justify-content: space-between; }
.use .tag { font-size: 12px; font-weight: 800; color: var(--accent-dark); text-transform: uppercase; letter-spacing: .08em; }
.use p { color: var(--muted); margin: 0; font-size: 15px; }

/* ---------- Guides ---------- */
.guides { border-top: 1px solid var(--line); }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.guide { min-height: 300px; display: flex; flex-direction: column; justify-content: space-between; transition: border-color .18s ease, transform .18s ease; }
.guide:hover { border-color: #bcbcb4; transform: translateY(-2px); }
.guide small { color: var(--accent-dark); font-weight: 800; text-transform: uppercase; letter-spacing: .09em; }
.guide h3 { margin: 20px 0 50px; font-size: 28px; }
.arrow { font-size: 25px; }

/* ---------- FAQ ---------- */
.faq { max-width: 880px; }
details { border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; padding: 24px 42px 24px 0; font-size: 19px; font-weight: 760; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 20px; font-size: 28px; font-weight: 400; }
details[open] summary::after { content: "−"; }
details .answer { color: var(--muted); padding: 0 50px 24px 0; }
details .answer p { margin-bottom: 14px; }
details .answer p:last-child { margin-bottom: 0; }

/* ---------- CTA ---------- */
.cta { padding-top: 40px; }
.cta-box { background: var(--accent); color: white; border-radius: var(--radius-lg); padding: clamp(38px, 6vw, 78px); display: grid; grid-template-columns: 1fr auto; gap: 46px; align-items: end; }
.cta-box h2 { max-width: 760px; margin-bottom: 16px; }
.cta-box p { max-width: 650px; margin-bottom: 0; color: #ffe2d7; }
.cta-box .btn { background: white; color: var(--ink); white-space: nowrap; }

/* ---------- Footer ---------- */
footer { padding: 70px 0 110px; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 50px; border-top: 1px solid var(--line); padding-top: 34px; }
.footer-nav { display: grid; grid-template-columns: repeat(3, auto); gap: 40px; }
.footer-col h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .1em; color: #8a8a83; margin-bottom: 14px; font-weight: 800; }
.footer-col a { display: block; font-size: 14px; color: #55554f; padding: 5px 0; }
.footer-col a:hover { color: var(--ink); }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; font-size: 14px; color: #64645d; }
.legal { margin-top: 24px; max-width: 760px; color: #85857f; font-size: 12px; }

/* ---------- Mobile sticky CTA ---------- */
.mobile-cta { display: none; }

/* ==========================================================================
   Sub-page components (legal, tools, content)
   ========================================================================== */

/* Breadcrumbs */
.breadcrumbs { font-size: 13px; color: var(--muted); padding: 26px 0 0; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; }
.breadcrumbs li::after { content: "/"; margin-left: 8px; color: #b9b9b0; }
.breadcrumbs li:last-child::after { content: ""; }
.breadcrumbs a:hover { color: var(--ink); }

/* Page header for sub-pages */
.page-head { padding: clamp(40px, 6vw, 86px) 0 clamp(28px, 4vw, 48px); }
.page-head h1 { font-size: clamp(40px, 6vw, 72px); margin-bottom: 18px; }
.page-head .lead { margin-bottom: 0; }

/* Prose / legal content */
.prose { max-width: 760px; font-size: 17px; line-height: 1.65; }
.prose h2 { font-size: clamp(26px, 3vw, 34px); letter-spacing: -.03em; margin: 48px 0 16px; }
.prose h3 { font-size: 20px; margin: 30px 0 10px; }
.prose p { margin-bottom: 18px; color: #3f3f3a; }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 22px; color: #3f3f3a; }
.prose li { margin-bottom: 8px; }
.prose a { color: var(--accent-dark); text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: var(--accent); }
.prose strong { font-weight: 760; color: var(--ink); }
.prose hr { border: none; border-top: 1px solid var(--line); margin: 40px 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 0 0 24px; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-weight: 800; background: #f2f2ed; }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 24px 28px; margin-bottom: 40px; }
.toc h2 { font-size: 13px !important; text-transform: uppercase; letter-spacing: .1em; color: #8a8a83; margin: 0 0 12px !important; }
.toc ol { margin: 0; padding-left: 18px; columns: 2; column-gap: 32px; }
.toc a { color: #3f3f3a; text-decoration: none; }
.toc a:hover { color: var(--accent-dark); }
.updated { font-size: 13px; color: var(--muted); margin-bottom: 8px; }

/* Migrated WordPress block content inside .prose */
.prose figure { margin: 26px 0; }
.prose figure img { border-radius: var(--radius-sm); border: 1px solid var(--line); }
.prose figcaption { font-size: 13px; color: var(--muted); text-align: center; margin-top: 10px; }
.prose .wp-block-separator, .prose hr.wp-block-separator { border: none; border-top: 1px solid var(--line); margin: 40px 0; }
.prose .has-text-align-center { text-align: center; }
.prose .has-text-align-right { text-align: right; }
.prose .wp-block-image img { max-width: 100%; height: auto; }
.prose .wp-block-image.aligncenter, .prose .aligncenter { margin-left: auto; margin-right: auto; text-align: center; }
.prose blockquote, .prose .wp-block-quote { border-left: 3px solid var(--accent); padding-left: 20px; margin: 26px 0; color: #4a4a44; font-style: italic; }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose .wp-block-button__link { display: inline-flex; align-items: center; min-height: 48px; padding: 13px 19px; border-radius: 14px; font-weight: 760; font-size: 15px; background: var(--accent); color: #fff; text-decoration: none; }
.prose .wp-block-buttons { display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0; }
.prose .wp-block-image.size-large img, .prose img.size-large { width: 100%; }

/* Blog index */
.post-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.post-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 220px; transition: border-color .18s ease, transform .18s ease; }
.post-card:hover { border-color: #bcbcb4; transform: translateY(-2px); }
.post-card .post-date { font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--accent-dark); }
.post-card h3 { margin: 12px 0 10px; font-size: 22px; }
.post-card p { color: var(--muted); font-size: 15px; margin: 0 0 16px; }
.post-card .arrow { font-size: 20px; color: var(--ink); }
.post-meta { font-size: 13px; color: var(--muted); margin-bottom: 26px; }
@media (max-width: 680px) { .post-grid { grid-template-columns: 1fr; } }

/* Callout / note box */
.note { background: #fff6f1; border: 1px solid #ffd9c7; border-left: 4px solid var(--accent); border-radius: var(--radius-sm); padding: 18px 22px; margin: 24px 0; font-size: 15px; color: #5a4036; }
.note strong { color: var(--accent-dark); }

/* ---------- Tools hub ---------- */
.tool-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tool-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 260px; transition: border-color .18s ease, transform .18s ease; }
.tool-card:hover { border-color: #bcbcb4; transform: translateY(-2px); }
.tool-card .tool-ico { width: 46px; height: 46px; border-radius: 12px; background: #fff1ea; display: grid; place-items: center; font-size: 22px; margin-bottom: 20px; }
.tool-card .tag { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; color: var(--accent-dark); }
.tool-card p { color: var(--muted); font-size: 15px; margin: 8px 0 18px; }
.tool-card .arrow { font-size: 20px; color: var(--ink); }

/* ---------- Interactive tool UI ---------- */
.tool-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(300px, .85fr); gap: 24px; align-items: start; }
.tool-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: clamp(24px, 3vw, 38px); }
.tool-panel h2 { font-size: clamp(24px, 3vw, 32px); margin-bottom: 8px; }
.tool-aside { background: var(--ink); color: #e9e9e2; border-radius: var(--radius-md); padding: clamp(24px, 3vw, 34px); position: sticky; top: 92px; }
.tool-aside h3 { color: white; }
.tool-aside p, .tool-aside li { color: #c7c7c0; font-size: 14px; }
.tool-aside ul { padding-left: 18px; margin: 10px 0 0; }
.tool-aside .btn { margin-top: 22px; }

.field { margin-bottom: 20px; }
.field label { display: block; font-weight: 740; font-size: 14px; margin-bottom: 8px; }
.field .hint { font-weight: 400; color: var(--muted); font-size: 13px; }
.field select, .field input[type="text"], .field input[type="email"], .field input[type="number"] {
  width: 100%; min-height: 50px; padding: 12px 15px; font-size: 16px; font-family: inherit;
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--ink);
}
.field select:focus, .field input:focus { border-color: var(--accent); background: white; }

.chip-row { display: flex; flex-wrap: wrap; gap: 9px; }
.chip { cursor: pointer; border: 1px solid var(--line); background: var(--bg); border-radius: 999px; padding: 9px 15px; font-size: 14px; font-weight: 640; transition: all .15s ease; }
.chip:hover { border-color: #c3c3bb; }
.chip input { position: absolute; opacity: 0; width: 0; height: 0; }
.chip.is-on, .chip:has(input:checked) { background: var(--ink); color: white; border-color: var(--ink); }

.range-wrap { display: flex; align-items: center; gap: 16px; }
.range-wrap input[type="range"] { flex: 1; accent-color: var(--accent); }
.range-val { font-weight: 800; font-size: 20px; min-width: 54px; text-align: right; }

.result-box { margin-top: 8px; padding: 26px; border-radius: var(--radius-md); background: linear-gradient(180deg, #fff 0%, #fbfbf7 100%); border: 1px solid var(--line); }
.result-box.is-empty { display: grid; place-items: center; min-height: 160px; text-align: center; color: var(--muted); }
.result-headline { font-size: clamp(30px, 5vw, 46px); font-weight: 860; letter-spacing: -.04em; line-height: 1; }
.result-sub { color: var(--muted); font-size: 15px; margin-top: 10px; }
.meter { height: 10px; border-radius: 999px; background: #ecece4; overflow: hidden; margin: 18px 0 6px; }
.meter > i { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width .4s ease; }
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.pill { font-size: 13px; font-weight: 700; background: #f2f2ed; border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; }

/* Perforation gauge */
.gauge-stage { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 24px; overflow-x: auto; }
.gauge-canvas-wrap { position: relative; }
.perf-readout { display: flex; align-items: baseline; gap: 10px; margin-top: 18px; }
.perf-readout b { font-size: 40px; font-weight: 860; letter-spacing: -.04em; }

/* Lead capture */
.lead-capture { background: var(--ink); color: white; border-radius: var(--radius-lg); padding: clamp(32px, 5vw, 60px); }
.lead-capture h2 { color: white; }
.lead-capture p { color: #cfcfc8; max-width: 560px; }
.lead-form { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; max-width: 520px; }
.lead-form input[type="email"] { flex: 1; min-width: 220px; min-height: 52px; padding: 13px 16px; font-size: 16px; border-radius: 14px; border: 1px solid #3a3a34; background: #1b1b17; color: white; font-family: inherit; }
.lead-form input::placeholder { color: #8a8a83; }
.lead-note { font-size: 12px; color: #8a8a83; margin-top: 12px; }
.form-status { font-size: 14px; margin-top: 14px; font-weight: 640; min-height: 18px; }
.form-status.ok { color: #7fd3a8; }
.form-status.err { color: #ff9b78; }

/* Related links */
.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.related a { display: block; transition: transform .18s ease, border-color .18s ease; }
.related a:hover { transform: translateY(-2px); border-color: #bcbcb4; }
.related small { color: var(--accent-dark); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; font-size: 11px; }
.related h3 { font-size: 19px; margin: 10px 0 0; }

/* Generic two-col value props */
.value-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .hero-grid, .collection-grid, .feature-split, .section-head { grid-template-columns: 1fr; }
  .hero-grid { gap: 38px; }
  .hero-visual { min-height: 550px; }
  .problem-grid, .steps, .guide-grid, .tool-grid, .related { grid-template-columns: repeat(2, 1fr); }
  .use-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-copy, .feature-media { min-height: 560px; }
  .section-head { gap: 12px; }
  .cta-box { grid-template-columns: 1fr; align-items: start; }
  .footer-grid { grid-template-columns: 1fr; }
  .tool-layout { grid-template-columns: 1fr; }
  .tool-aside { position: static; }
  .value-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  body { font-size: 16px; padding-bottom: 76px; }
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .shell-narrow { width: min(calc(100% - 28px), 820px); }
  nav { min-height: 64px; }
  .nav-cta { padding: 10px 13px; min-height: 42px; font-size: 13px; }
  .hero { padding-top: 56px; }
  h1 { font-size: clamp(48px, 15vw, 72px); }
  h2 { font-size: 42px; }
  .hero-visual { min-height: 500px; border-radius: 25px; padding: 26px 26px 0; }
  .hero-phone { max-height: 470px; }
  .hero-visual::before { width: 220px; height: 220px; right: -80px; }
  .hero-visual::after { top: 22px; left: 22px; }
  .hero-actions .btn { width: 100%; }
  .trust-items { grid-template-columns: 1fr; gap: 12px; }
  .problem-grid, .steps, .guide-grid, .use-grid, .tool-grid, .related { grid-template-columns: 1fr; }
  .card { padding: 24px; }
  .feature-copy, .feature-media { min-height: auto; border-radius: 25px; }
  .feature-copy { padding: 34px 26px; }
  .feature-media { min-height: 500px; padding: 32px 26px 0; }
  .feature-media img { max-height: 470px; }
  .collection-row { grid-template-columns: 105px 1fr; }
  .collection-visual { min-height: 500px; }
  .cta-box { border-radius: 25px; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .toc ol { columns: 1; }
  .mobile-cta {
    display: block; position: fixed; z-index: 200; left: 0; right: 0; bottom: 0;
    padding: 10px max(14px, env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left));
    background: rgba(247, 247, 243, .92); backdrop-filter: blur(18px); border-top: 1px solid var(--line);
  }
  .mobile-cta .btn { width: 100%; min-height: 52px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}