@charset "UTF-8";

:root {
  color-scheme: light;
  --paper: #fffaf5;
  --paper-deep: #f6eee7;
  --ink: #30343b;
  --muted: #6b6970;
  --line: #e8dcd2;
  --coral: #e86f53;
  --coral-dark: #bd4f39;
  --mint: #4e8273;
  --mint-light: #e2eee8;
  --sky: #dfeaf0;
  --plum: #73576e;
  --white: #fff;
  --shadow: 0 18px 55px rgba(75, 54, 47, .11);
  --page-width: 1180px;
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-size: 16px; line-height: 1.8; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
::selection { background: #f5c6b3; color: #362d2c; }
:focus-visible { outline: 3px solid #5c9b88; outline-offset: 3px; }

.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; padding: 8px 14px; transform: translateY(-150%); background: var(--ink); color: var(--white); border-radius: 4px; }
.skip-link:focus { transform: translateY(0); }
.section-shell { width: min(var(--page-width), calc(100% - 64px)); margin-inline: auto; }
.section-tint { background: var(--paper-deep); }

.site-header { position: sticky; z-index: 30; top: 0; border-bottom: 1px solid rgba(232, 220, 210, .8); background: rgba(255, 250, 245, .94); backdrop-filter: blur(14px); transition: box-shadow .2s ease; }
.site-header.is-scrolled { box-shadow: 0 8px 30px rgba(49, 47, 52, .08); }
.header-inner { width: min(1380px, calc(100% - 56px)); min-height: 76px; margin-inline: auto; display: flex; align-items: center; gap: 25px; }
.brand { min-width: max-content; display: inline-flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 750; line-height: 1.3; }
.brand small { display: block; padding-top: 3px; color: var(--muted); font-size: 10px; font-weight: 500; }
.brand-mark { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50% 50% 45% 45%; background: var(--mint); color: var(--white); font-size: 14px; transform: rotate(-4deg); }
.primary-nav { display: flex; align-items: center; justify-content: center; gap: clamp(12px, 1.7vw, 25px); margin-left: auto; }
.primary-nav a { position: relative; padding: 8px 0; color: #49474c; font-size: 12px; white-space: nowrap; transition: color .18s ease; }
.primary-nav a::after { position: absolute; right: 0; bottom: 2px; left: 0; height: 2px; background: var(--coral); content: ""; transform: scaleX(0); transform-origin: left; transition: transform .18s ease; }
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: var(--coral-dark); }
.primary-nav a:hover::after, .primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.primary-nav a span { color: var(--muted); font-size: 10px; }
.menu-toggle { display: none; }

.button { position: relative; min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 24px; border: 1px solid transparent; border-radius: 5px; cursor: pointer; font-size: 14px; font-weight: 750; white-space: nowrap; transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease; }
.button:hover { transform: translateY(-2px); }
.button:active { transform: translateY(0); }
.button-small { min-height: 40px; padding-inline: 16px; font-size: 12px; }
.button-primary { background: var(--coral); color: var(--white); box-shadow: 0 7px 17px rgba(207, 87, 61, .18); }
.button-primary:hover, .button-download:hover { background: var(--coral-dark); box-shadow: 0 10px 24px rgba(207, 87, 61, .23); }
.button-download { flex: 0 0 auto; background: var(--coral); color: var(--white); }
.button-outline { border-color: #b7c9c0; background: transparent; color: #34594f; }
.button-outline:hover { border-color: var(--mint); background: var(--mint-light); }
.button:disabled { cursor: wait; opacity: .7; }

.hero { position: relative; width: min(1440px, calc(100% - 64px)); min-height: 640px; margin: 30px auto 0; padding: 64px clamp(36px, 7vw, 106px) 62px; display: grid; grid-template-columns: minmax(0, .95fr) minmax(440px, 1.05fr); align-items: center; gap: clamp(40px, 6vw, 90px); overflow: hidden; border-radius: 5px; background: #f3e9e1; }
.hero::before { position: absolute; top: -75px; right: -85px; width: 290px; height: 290px; border: 1px solid rgba(78, 130, 115, .23); border-radius: 50%; content: ""; }
.hero::after { position: absolute; right: 40%; bottom: -165px; width: 320px; height: 320px; border: 1px solid rgba(232, 111, 83, .2); border-radius: 50%; content: ""; }
.hero-copy, .hero-visual { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 13px; color: var(--mint); font-size: 11px; font-weight: 800; line-height: 1.5; text-transform: uppercase; }
.eyebrow-dot { width: 7px; height: 7px; display: inline-block; margin-right: 8px; border-radius: 50%; background: var(--coral); vertical-align: 1px; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { line-height: 1.28; }
.hero h1 { max-width: 580px; margin: 0 0 19px; font-size: clamp(46px, 5.2vw, 68px); font-weight: 850; line-height: 1.14; }
.hero h1 em { color: var(--coral-dark); font-style: normal; }
.hero-lead { max-width: 525px; margin-bottom: 28px; color: #55545a; font-size: 16px; line-height: 1.95; }
.hero-actions { display: flex; align-items: center; gap: 24px; }
.text-link { color: var(--mint); font-size: 13px; font-weight: 700; }
.text-link span { padding-left: 5px; color: var(--coral); }
.hero-facts { max-width: 520px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 38px 0 0; padding: 17px 0 0; border-top: 1px solid rgba(76, 91, 86, .18); list-style: none; }
.hero-facts li { color: #363a3f; font-size: 12px; font-weight: 700; }
.hero-facts li span { display: block; margin-bottom: 4px; color: var(--muted); font-size: 10px; font-weight: 500; }
.hero-visual { width: 100%; max-width: 600px; margin: 0; justify-self: end; }
.hero-image-wrap { position: relative; padding: 13px; background: rgba(255,255,255,.7); box-shadow: var(--shadow); transform: rotate(1deg); }
.hero-image-wrap::before { position: absolute; z-index: 1; top: -11px; left: 44%; width: 78px; height: 21px; background: rgba(236, 173, 133, .55); content: ""; transform: rotate(-4deg); }
.hero-image-wrap img { width: 100%; aspect-ratio: 739 / 415; object-fit: cover; }
.hero-visual figcaption { display: flex; justify-content: space-between; gap: 12px; padding: 15px 4px 0; color: var(--muted); font-size: 11px; }
.hero-visual figcaption span:first-child { color: var(--coral-dark); font-weight: 800; }
.hero-stamp { position: absolute; right: -23px; bottom: 58px; width: 83px; height: 83px; display: grid; place-content: center; border: 1px solid rgba(115,87,110,.48); border-radius: 50%; background: rgba(255,250,245,.9); color: var(--plum); font-size: 15px; font-weight: 800; line-height: 1.25; text-align: center; transform: rotate(9deg); }
.hero-bottomline { position: absolute; right: clamp(36px, 7vw, 106px); bottom: 22px; left: clamp(36px, 7vw, 106px); display: flex; justify-content: space-between; gap: 16px; color: #77736f; font-size: 10px; }

.section-shell:not(.hero) { padding-top: 92px; padding-bottom: 92px; }
.section-heading { max-width: 720px; margin-bottom: 42px; }
.section-heading h2, .faq-layout h2, .feature-copy h2 { margin: 0; font-size: 38px; font-weight: 820; }
.heading-row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.heading-row > p { max-width: 420px; margin: 0 0 7px; color: var(--muted); font-size: 14px; }
.intro-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .75fr); gap: clamp(50px, 9vw, 130px); align-items: start; }
.intro-main { max-width: 720px; color: #53545b; font-size: 15px; line-height: 2; }
.intro-main p { margin-bottom: 20px; }
.intro-main .lead-paragraph { color: var(--ink); font-size: 20px; font-weight: 700; line-height: 1.8; }
.intro-main i { color: var(--plum); }
.profile-note { position: relative; padding: 24px 26px 22px; border-top: 3px solid var(--mint); background: var(--mint-light); }
.profile-note::after { position: absolute; right: 15px; bottom: 11px; color: rgba(78,130,115,.24); content: "✳"; font-size: 32px; }
.note-label { margin-bottom: 10px; color: var(--mint); font-size: 11px; font-weight: 800; }
.profile-note dl { margin: 0 0 16px; }
.profile-note dl div { display: grid; grid-template-columns: 72px 1fr; gap: 8px; padding: 8px 0; border-bottom: 1px solid rgba(78,130,115,.17); font-size: 12px; }
.profile-note dt { color: var(--muted); }
.profile-note dd { margin: 0; font-weight: 650; }
.arrow-link { display: inline-flex; align-items: center; gap: 13px; color: var(--mint); font-size: 13px; font-weight: 800; }
.arrow-link span { color: var(--coral); font-size: 17px; transition: transform .18s ease; }
.arrow-link:hover span { transform: translate(3px, -2px); }

.content-layout { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(400px, .94fr); gap: clamp(44px, 7vw, 95px); align-items: center; }
.content-photo, .feature-photo, .profile-image { margin: 0; }
.content-photo img, .feature-photo img, .profile-image img { width: 100%; height: auto; object-fit: cover; }
.content-photo img { aspect-ratio: 736 / 417; box-shadow: var(--shadow); }
.content-photo figcaption, .feature-photo figcaption, .profile-image figcaption { padding-top: 12px; color: var(--muted); font-size: 11px; }
.content-list article { display: grid; grid-template-columns: 34px 1fr; gap: 16px; padding: 17px 0; border-bottom: 1px solid #e4d8cf; }
.content-list article:first-child { border-top: 1px solid #e4d8cf; }
.item-index { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: #dce9e3; color: var(--mint); font-size: 10px; font-weight: 800; }
.content-list h3 { margin: 0 0 6px; font-size: 16px; }
.content-list p { margin: 0; color: #69666a; font-size: 12px; line-height: 1.8; }

.heading-intro { max-width: 630px; margin: 18px 0 0; color: var(--muted); font-size: 14px; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0 0 35px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.step-item { min-height: 245px; padding: 27px 24px 22px 0; }
.step-item + .step-item { padding-left: 25px; border-left: 1px solid var(--line); }
.step-item > span { color: var(--coral); font-size: 12px; font-weight: 850; }
.step-item h3 { margin: 20px 0 10px; font-size: 17px; }
.step-item p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.guide-preview-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0 0 27px; border-top: 1px solid #ddd2c9; border-bottom: 1px solid #ddd2c9; }
.guide-preview-grid article { min-height: 174px; padding: 22px 25px 20px 0; }
.guide-preview-grid article + article { padding-left: 25px; border-left: 1px solid #ddd2c9; }
.guide-preview-grid article > span { color: var(--coral-dark); font-size: 10px; font-weight: 800; }
.guide-preview-grid h3 { margin: 13px 0 7px; font-size: 16px; }
.guide-preview-grid p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }

.feature-grid { display: grid; grid-template-columns: minmax(330px, .82fr) minmax(480px, 1.18fr); gap: clamp(48px, 8vw, 110px); align-items: center; }
.feature-copy h2 { margin-bottom: 19px; }
.feature-copy > p:not(.eyebrow) { max-width: 500px; color: #5f5b60; font-size: 14px; line-height: 1.95; }
.feature-points { display: grid; grid-template-columns: 1fr 1fr; gap: 11px 18px; margin: 25px 0 0; padding: 0; list-style: none; }
.feature-points li { display: flex; align-items: baseline; gap: 9px; color: #41434a; font-size: 12px; font-weight: 700; }
.feature-points span { color: var(--coral); font-size: 10px; }
.feature-photo { position: relative; padding: 14px; background: var(--white); box-shadow: var(--shadow); transform: rotate(-1deg); }
.feature-photo img { aspect-ratio: 723 / 424; }

.version-line { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 18px 40px; padding: 5px 0 30px 34px; border-bottom: 1px solid var(--line); }
.version-marker { position: absolute; top: 8px; left: 0; width: 13px; height: 13px; border: 3px solid var(--paper); border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 1px var(--coral); }
.version-date { margin-bottom: 7px; color: var(--mint); font-size: 11px; font-weight: 800; }
.version-line h3 { margin: 0 0 8px; font-size: 19px; }
.version-line p:not(.version-date) { max-width: 760px; margin: 0; color: var(--muted); font-size: 13px; }
.version-meta { align-self: end; color: var(--muted); font-size: 11px; text-align: right; }
.version-meta span, .version-meta strong { display: block; }
.version-meta strong { color: var(--ink); font-size: 12px; }
.version-footnote { display: flex; flex-wrap: wrap; gap: 12px 28px; padding: 16px 0 0 34px; color: var(--muted); font-size: 11px; }

.faq-layout { display: grid; grid-template-columns: minmax(220px, .65fr) minmax(0, 1.35fr); gap: clamp(50px, 10vw, 145px); align-items: start; }
.faq-layout .heading-intro { margin-bottom: 22px; }
.faq-list details, .faq-page-list details { border-top: 1px solid #ddd4ce; }
.faq-list details:last-child, .faq-page-list details:last-child { border-bottom: 1px solid #ddd4ce; }
.faq-list summary, .faq-page-list summary { position: relative; padding: 17px 42px 17px 0; cursor: pointer; font-size: 14px; font-weight: 750; list-style: none; }
.faq-list summary::-webkit-details-marker, .faq-page-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after, .faq-page-list summary::after { position: absolute; top: 50%; right: 6px; color: var(--coral); content: "+"; font-size: 21px; font-weight: 400; transform: translateY(-50%); }
.faq-list details[open] summary::after, .faq-page-list details[open] summary::after { content: "−"; }
.faq-list details p, .faq-page-list details p { max-width: 770px; margin: -2px 38px 18px 0; color: #646168; font-size: 13px; line-height: 1.9; }

.index-grid { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.index-grid a { min-height: 160px; display: flex; flex-direction: column; justify-content: center; padding: 22px 20px; transition: background .18s ease; }
.index-grid a + a { border-left: 1px solid var(--line); }
.index-grid a:hover { background: #f5eee8; }
.index-grid span { margin-bottom: 11px; color: var(--mint); font-size: 10px; font-weight: 800; }
.index-grid strong { margin-bottom: 5px; font-size: 16px; }
.index-grid small { color: var(--muted); font-size: 11px; }

.download-band { background: #38594f; color: var(--white); }
.download-band-inner { min-height: 205px; display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-top: 45px; padding-bottom: 45px; }
.download-band .eyebrow { color: #bdd8cb; }
.download-band h2 { margin: 0 0 7px; font-size: 29px; }
.download-band p:last-child { margin: 0; color: #dae6df; font-size: 12px; }
.download-band .button { min-width: 155px; }

.page-hero { padding-top: 58px !important; padding-bottom: 45px !important; }
.breadcrumb { display: flex; gap: 10px; margin-bottom: 41px; color: var(--muted); font-size: 11px; }
.breadcrumb a:hover { color: var(--coral-dark); }
.page-hero h1 { margin: 0 0 14px; font-size: 48px; }
.page-lead { max-width: 730px; margin: 0; color: #5f5c62; font-size: 16px; line-height: 1.9; }
.updated-line { margin: 18px 0 0; color: var(--mint); font-size: 11px; font-weight: 700; }
.qa-page { padding-top: 0 !important; }
.qa-item { display: grid; grid-template-columns: 58px minmax(0, 760px); gap: 22px; padding: 25px 0; border-top: 1px solid var(--line); }
.qa-item > span { color: var(--coral); font-size: 12px; font-weight: 850; }
.qa-item h2 { margin: -5px 0 8px; font-size: 19px; }
.qa-item p { margin: 0; color: #646168; font-size: 14px; line-height: 1.95; }
.page-cta { background: var(--mint-light); }
.page-cta-inner { min-height: 170px; display: flex; align-items: center; gap: 14px; padding-top: 36px; padding-bottom: 36px; }
.page-cta-inner > div { flex: 1; }
.page-cta h2 { margin: 0 0 6px; font-size: 24px; }
.page-cta p { margin: 0; color: var(--muted); font-size: 13px; }

.dossier-section { padding-top: 18px !important; }
.dossier-heading { display: flex; justify-content: space-between; gap: 20px; align-items: end; padding-bottom: 25px; border-bottom: 2px solid var(--ink); }
.dossier-heading h2 { margin: 0 0 7px; font-size: 29px; }
.dossier-heading p:last-child { margin: 0; color: var(--muted); font-size: 13px; }
.dossier-index { color: var(--coral); font-size: 12px; font-weight: 800; }
.dossier-table { max-width: 870px; margin: 0; }
.dossier-table > div { display: grid; grid-template-columns: 180px 1fr; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.dossier-table dt { color: var(--muted); font-size: 13px; }
.dossier-table dd { margin: 0; font-size: 14px; font-weight: 650; }
.profile-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(45px, 8vw, 110px); align-items: center; }
.profile-image img { aspect-ratio: 736 / 417; box-shadow: var(--shadow); }
.profile-copy h2 { margin: 0 0 14px; font-size: 34px; }
.profile-copy h3 { margin: 25px 0 7px; font-size: 16px; }
.profile-copy p:not(.eyebrow) { color: #5d5a60; font-size: 14px; line-height: 2; }
.system-columns { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; border-top: 1px solid var(--line); }
.system-columns article { padding-top: 19px; }
.system-columns h3 { margin-bottom: 8px; font-size: 15px; }
.system-columns p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }

.guide-article { padding-top: 0 !important; }
.guide-block { display: grid; grid-template-columns: 75px minmax(0, 800px); gap: 22px; padding: 28px 0 35px; border-top: 1px solid var(--line); }
.guide-number { color: var(--coral); font-size: 12px; font-weight: 850; }
.guide-block h2 { margin: -5px 0 11px; font-size: 21px; }
.guide-block p, .guide-block li { color: #5e5c62; font-size: 14px; line-height: 1.95; }
.guide-block p { margin-bottom: 12px; }
.guide-block p:last-child { margin-bottom: 0; }
.guide-block ul, .guide-block ol { margin: 10px 0 15px; padding-left: 22px; }
.guide-block li { padding-left: 4px; margin-bottom: 5px; }
.guide-callout-inner { display: flex; align-items: center; gap: 26px; }
.guide-callout-inner > div:first-child { min-width: 240px; }
.guide-callout h2 { margin: 0; font-size: 22px; }
.callout-links { flex: 1; display: flex; flex-wrap: wrap; gap: 10px 22px; }
.callout-links a { color: var(--mint); font-size: 12px; font-weight: 750; }
.callout-links span { color: var(--coral); }

.changelog-section { max-width: 960px; padding-top: 12px !important; }
.timeline-entry { position: relative; padding: 0 0 48px 34px; border-left: 1px solid #c9d6ce; }
.timeline-entry:last-of-type { padding-bottom: 31px; }
.timeline-dot { position: absolute; top: 1px; left: -7px; width: 13px; height: 13px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 5px var(--paper); }
.timeline-date { margin-bottom: 8px; color: var(--mint); font-size: 11px; font-weight: 800; }
.timeline-entry h2 { margin: 0 0 10px; font-size: 20px; }
.timeline-entry p, .timeline-entry li { color: #5f5c62; font-size: 14px; line-height: 1.9; }
.timeline-entry ul { padding-left: 19px; }
.version-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 15px; }
.version-tags span { padding: 5px 10px; border-radius: 2px; background: var(--paper-deep); color: var(--plum); font-size: 11px; font-weight: 700; }
.maintenance-note { margin-left: 34px; padding: 20px 24px; border-left: 3px solid var(--mint); background: var(--mint-light); }
.maintenance-note strong { font-size: 13px; }
.maintenance-note p { margin: 6px 0 0; color: #5f6260; font-size: 12px; }

.faq-page-list { max-width: 920px; padding-top: 6px !important; }
.faq-page-heading { margin: 0 0 13px; font-size: 23px; }
.faq-page-list summary { padding-block: 20px; font-size: 15px; }
.faq-page-list details p { font-size: 14px; }
.not-found { min-height: 55vh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; }
.not-found h1 { margin: 0 0 12px; font-size: 42px; }
.not-found p:not(.eyebrow) { max-width: 530px; margin-bottom: 24px; color: var(--muted); }

.site-footer { background: #f0e9e4; }
.footer-top { display: grid; grid-template-columns: auto 1fr; gap: 19px 36px; align-items: center; padding-top: 36px !important; padding-bottom: 26px !important; }
.brand-footer { justify-self: start; }
.footer-top > p { justify-self: end; margin: 0; color: var(--muted); font-size: 11px; }
.footer-links { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 11px 23px; padding-top: 13px; border-top: 1px solid #ded3cb; }
.footer-links a, .friend-links a { color: #55545a; font-size: 11px; }
.footer-links a:hover, .friend-links a:hover { color: var(--coral-dark); }
.footer-bottom { display: flex; align-items: start; justify-content: space-between; gap: 18px 30px; padding-top: 15px !important; padding-bottom: 22px !important; border-top: 1px solid #ded3cb; color: var(--muted); font-size: 10px; }
.footer-bottom > span { max-width: 450px; }
.friend-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 16px; }
.back-top { position: fixed; z-index: 25; right: 21px; bottom: 22px; width: 43px; height: 43px; display: grid; place-items: center; border: 1px solid rgba(78,130,115,.35); border-radius: 50%; background: rgba(255,250,245,.94); color: var(--mint); font-size: 19px; box-shadow: 0 6px 18px rgba(49,47,52,.11); opacity: 0; pointer-events: none; transform: translateY(7px); transition: opacity .18s ease, transform .18s ease; }
.back-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

@media (max-width: 1120px) {
  .header-inner { gap: 17px; }
  .brand { font-size: 12px; }
  .brand-mark { width: 32px; height: 32px; }
  .primary-nav { gap: 12px; }
  .primary-nav a { font-size: 11px; }
  .header-inner > .button { padding-inline: 12px; }
  .hero { grid-template-columns: minmax(0, .9fr) minmax(370px, 1.1fr); gap: 36px; }
  .hero h1 { font-size: 53px; }
  .feature-grid { grid-template-columns: minmax(290px, .8fr) minmax(400px, 1.2fr); gap: 48px; }
}

@media (max-width: 1320px) {
  .header-inner { position: relative; width: calc(100% - 40px); min-height: 68px; }
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; margin-left: auto; padding: 0 12px; border: 1px solid var(--line); border-radius: 4px; background: transparent; color: var(--ink); font-size: 12px; font-weight: 700; cursor: pointer; }
  .primary-nav { position: absolute; top: calc(100% + 1px); right: -20px; left: -20px; display: none; align-items: stretch; gap: 0; padding: 9px 20px 15px; border-bottom: 1px solid var(--line); background: var(--paper); box-shadow: 0 14px 20px rgba(49,47,52,.08); }
  .primary-nav.is-open { display: flex; flex-direction: column; }
  .primary-nav a { padding: 11px 3px; border-bottom: 1px solid #eee5dd; font-size: 13px; }
  .primary-nav a::after { display: none; }
  .primary-nav a span { margin-left: 5px; }
  .header-inner > .button { min-height: 38px; }
  .hero { min-height: 560px; grid-template-columns: minmax(0, .95fr) minmax(310px, 1.05fr); padding-inline: 38px; }
  .hero h1 { font-size: 45px; }
  .hero-lead { font-size: 14px; }
  .hero-bottomline { right: 38px; left: 38px; }
  .hero-stamp { right: -10px; }
  .section-shell:not(.hero) { padding-top: 72px; padding-bottom: 72px; }
  .content-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 35px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .step-item { min-height: 210px; }
  .step-item:nth-child(3) { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .step-item:nth-child(4) { border-top: 1px solid var(--line); }
  .guide-preview-grid { grid-template-columns: 1fr; }
  .guide-preview-grid article, .guide-preview-grid article + article { min-height: 0; padding: 17px 0; border-left: 0; }
  .guide-preview-grid article + article { border-top: 1px solid #ddd2c9; }
  .guide-preview-grid h3 { margin-top: 8px; }
  .feature-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .index-grid { grid-template-columns: repeat(3, 1fr); }
  .index-grid a:nth-child(4) { border-left: 0; border-top: 1px solid var(--line); }
  .index-grid a:nth-child(5) { border-top: 1px solid var(--line); }
  .system-columns { grid-template-columns: repeat(2, 1fr); }
  .guide-callout-inner { flex-wrap: wrap; }
  .guide-callout-inner > div:first-child { flex-basis: 100%; }
}

@media (max-width: 650px) {
  body { font-size: 15px; }
  .section-shell { width: calc(100% - 40px); }
  .header-inner { width: calc(100% - 28px); gap: 9px; min-height: 62px; }
  .brand { gap: 7px; font-size: 11px; }
  .brand small { font-size: 9px; }
  .brand-mark { width: 29px; height: 29px; font-size: 12px; }
  .menu-toggle { min-height: 36px; padding-inline: 9px; font-size: 11px; }
  .header-inner > .button { min-height: 36px; padding-inline: 10px; font-size: 11px; }
  .primary-nav { right: -14px; left: -14px; padding-right: 14px; padding-left: 14px; }
  .hero { width: calc(100% - 20px); min-height: 0; margin-top: 10px; padding: 42px 22px 67px; grid-template-columns: 1fr; gap: 27px; }
  .hero::before { top: -105px; right: -125px; }
  .hero h1 { font-size: 43px; }
  .hero-lead { margin-bottom: 20px; font-size: 14px; }
  .hero-actions { gap: 17px; }
  .hero-actions .button { min-height: 46px; padding-inline: 18px; }
  .text-link { font-size: 12px; }
  .hero-facts { margin-top: 25px; padding-top: 13px; }
  .hero-facts li { font-size: 11px; }
  .hero-visual { max-width: none; }
  .hero-image-wrap { padding: 8px; }
  .hero-image-wrap::before { width: 55px; height: 16px; }
  .hero-visual figcaption { font-size: 9px; }
  .hero-stamp { right: -8px; bottom: 46px; width: 64px; height: 64px; font-size: 12px; }
  .hero-bottomline { right: 22px; bottom: 17px; left: 22px; flex-wrap: wrap; justify-content: flex-start; gap: 5px 14px; font-size: 9px; }
  .section-shell:not(.hero) { padding-top: 58px; padding-bottom: 58px; }
  .section-heading { margin-bottom: 28px; }
  .section-heading h2, .faq-layout h2, .feature-copy h2 { font-size: 31px; }
  .heading-row { display: block; }
  .heading-row > p { margin-top: 11px; font-size: 12px; }
  .intro-grid, .content-layout, .feature-grid, .profile-grid, .faq-layout { grid-template-columns: 1fr; gap: 28px; }
  .intro-main { font-size: 14px; }
  .intro-main .lead-paragraph { font-size: 18px; }
  .profile-note { padding: 19px; }
  .content-photo { order: 1; }
  .content-list { order: 2; }
  .content-list article { gap: 10px; padding: 14px 0; }
  .content-list p { font-size: 12px; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-item, .step-item + .step-item { min-height: 0; padding: 20px 0; border-left: 0; }
  .step-item + .step-item { border-top: 1px solid var(--line); }
  .step-item h3 { margin: 11px 0 6px; }
  .step-item p { font-size: 13px; }
  .feature-points { grid-template-columns: 1fr; }
  .feature-photo { grid-row: 1; }
  .version-line { grid-template-columns: 1fr; gap: 10px; padding-left: 27px; }
  .version-line h3 { font-size: 17px; }
  .version-meta { text-align: left; }
  .version-footnote { padding-left: 27px; gap: 5px 15px; }
  .faq-layout { gap: 18px; }
  .faq-layout > div:first-child { max-width: 420px; }
  .faq-list summary { font-size: 13px; }
  .faq-list details p { margin-right: 20px; font-size: 12px; }
  .index-grid { grid-template-columns: 1fr 1fr; }
  .index-grid a { min-height: 130px; padding: 17px 12px; }
  .index-grid a + a { border-left: 1px solid var(--line); }
  .index-grid a:nth-child(odd) { border-left: 0; }
  .index-grid a:nth-child(n+3) { border-top: 1px solid var(--line); }
  .index-grid a:last-child { grid-column: 1 / -1; }
  .download-band-inner { min-height: 0; align-items: flex-start; flex-direction: column; padding-top: 38px; padding-bottom: 38px; }
  .download-band h2 { font-size: 25px; }
  .page-hero { padding-top: 34px !important; padding-bottom: 33px !important; }
  .breadcrumb { margin-bottom: 27px; }
  .page-hero h1 { font-size: 39px; }
  .page-lead { font-size: 14px; }
  .qa-item { grid-template-columns: 30px minmax(0, 1fr); gap: 10px; padding: 21px 0; }
  .qa-item h2 { font-size: 16px; }
  .qa-item p { font-size: 13px; }
  .page-cta-inner { align-items: flex-start; flex-wrap: wrap; gap: 10px; }
  .page-cta-inner > div { flex-basis: 100%; padding-bottom: 6px; }
  .page-cta h2 { font-size: 21px; }
  .page-cta .button { min-height: 44px; padding-inline: 14px; font-size: 12px; }
  .dossier-heading { align-items: start; }
  .dossier-heading h2 { font-size: 23px; }
  .dossier-index { font-size: 10px; }
  .dossier-table > div { grid-template-columns: 90px 1fr; gap: 12px; padding: 12px 0; }
  .dossier-table dt, .dossier-table dd { font-size: 12px; }
  .profile-copy h2 { font-size: 29px; }
  .profile-copy p:not(.eyebrow) { font-size: 13px; }
  .system-columns { gap: 22px 17px; }
  .system-columns h3 { font-size: 14px; }
  .system-columns p { font-size: 11px; }
  .guide-block { grid-template-columns: 32px minmax(0, 1fr); gap: 9px; padding: 23px 0 27px; }
  .guide-block h2 { font-size: 17px; }
  .guide-block p, .guide-block li { font-size: 13px; }
  .guide-callout-inner { display: block; }
  .guide-callout h2 { margin-bottom: 17px; font-size: 20px; }
  .callout-links { display: grid; gap: 11px; margin-bottom: 19px; }
  .timeline-entry { padding-left: 25px; }
  .timeline-entry h2 { font-size: 17px; }
  .timeline-entry p, .timeline-entry li { font-size: 13px; }
  .maintenance-note { margin-left: 25px; padding: 16px; }
  .faq-page-list summary { font-size: 14px; }
  .faq-page-heading { font-size: 19px; }
  .faq-page-list details p { font-size: 13px; }
  .not-found { min-height: 55vh; }
  .not-found h1 { font-size: 32px; }
  .footer-top { grid-template-columns: 1fr; gap: 13px; }
  .footer-top > p { justify-self: start; }
  .footer-links { grid-column: auto; gap: 10px 17px; }
  .footer-bottom { flex-direction: column; }
  .friend-links { justify-content: flex-start; }
  .back-top { right: 12px; bottom: 13px; width: 39px; height: 39px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}


/* White-hat data slots; layout classes are supplied by the original template. */
.seo-slot-section .seo-news-grid, .seo-slot-section .seo-friend-grid { align-items: stretch; }
.seo-news-card, .seo-friend-link, .seo-news-link { min-width: 0; }
.seo-news-card time, .seo-news-card > span, .seo-news-link small { display: block; margin-bottom: .65rem; opacity: .76; font-weight: 700; }
.seo-news-card h2, .seo-news-card h3 { margin-top: 0; }
.seo-news-card p, .seo-news-link span { overflow-wrap: anywhere; }
.seo-detail-card { max-width: 980px; }
.seo-article-content { white-space: pre-wrap; overflow-wrap: anywhere; line-height: 1.9; }
.managed-download-modal { position: fixed; inset: 0; z-index: 10000; display: grid; place-items: center; padding: 1rem; background: rgba(0, 0, 0, .66); }
.managed-download-dialog { width: min(460px, 100%); padding: 1.25rem; color: #f5f6f3; background: #1b1d1c; border: 1px solid rgba(255,255,255,.24); border-radius: 8px; box-shadow: 0 24px 70px rgba(0,0,0,.45); }
.managed-download-dialog h2 { margin: 0; color: inherit; }
.managed-download-dialog p { line-height: 1.7; }
.managed-download-actions { display: flex; justify-content: flex-end; gap: .65rem; }
.managed-download-actions button { min-height: 2.45rem; padding: .45rem .85rem; border: 1px solid rgba(255,255,255,.4); border-radius: 4px; color: inherit; background: transparent; cursor: pointer; }
.managed-download-actions [data-managed-action="confirm"] { color: #171817; background: #f1c75b; border-color: #f1c75b; }
@media (max-width: 640px) { .managed-download-actions { flex-wrap: wrap; } }