:root {
  --ink: #17131f;
  --ink-soft: #282130;
  --paper: #fffafd;
  --paper-alt: #f4f6f4;
  --text: #26212a;
  --muted: #6e6871;
  --line: rgba(38, 33, 42, .14);
  --coral: #e9486f;
  --coral-dark: #c72f58;
  --teal: #0fa89b;
  --gold: #d7a543;
  --violet: #7657a8;
  --white: #fff;
  --shell: 1180px;
  --header-h: 72px;
  --shadow: 0 24px 70px rgba(23, 19, 31, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 18px); }
body { margin: 0; color: var(--text); background: var(--paper); font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif; line-height: 1.75; text-rendering: optimizeLegibility; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: 12px; z-index: 999; transform: translateY(-160%); background: var(--white); color: var(--ink); padding: 10px 14px; border: 2px solid var(--coral); }
.skip-link:focus { transform: none; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h); color: var(--white); border-bottom: 1px solid rgba(255,255,255,.13); transition: background .25s ease, box-shadow .25s ease; }
.site-header.is-scrolled { background: rgba(23,19,31,.94); box-shadow: 0 10px 40px rgba(0,0,0,.22); backdrop-filter: blur(12px); }
.nav-shell { width: min(calc(100% - 40px), 1320px); height: 100%; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; font-size: 18px; white-space: nowrap; }
.brand img { width: 44px; height: 44px; border-radius: 6px; object-fit: cover; border: 1px solid rgba(255,255,255,.48); }
.site-nav { display: flex; align-items: center; gap: clamp(12px, 1.5vw, 25px); font-size: 14px; font-weight: 650; }
.site-nav > a:not(.nav-cta), .nav-cta, .button, .text-link { display: inline-flex; align-items: center; gap: 7px; }
.site-nav svg, .nav-cta svg, .button svg, .text-link svg { width: 16px; height: 16px; stroke-width: 2.1; flex: 0 0 auto; }
.site-nav > a:not(.nav-cta) { position: relative; min-height: 38px; padding: 7px 9px; color: rgba(255,255,255,.78); border: 1px solid transparent; border-radius: 4px; text-shadow: 0 0 0 transparent; transition: color .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease, text-shadow .2s ease; }
.site-nav > a:not(.nav-cta):hover, .site-nav > a:not(.nav-cta):focus-visible { color: var(--white); border-color: rgba(255,211,221,.78); background: rgba(233,72,111,.08); box-shadow: 0 0 0 1px rgba(233,72,111,.28), 0 0 16px rgba(233,72,111,.24), inset 0 0 12px rgba(255,255,255,.04); text-shadow: 0 0 10px rgba(255,211,221,.9); }
.site-nav > a:not(.nav-cta):hover svg, .site-nav > a:not(.nav-cta):focus-visible svg { filter: drop-shadow(0 0 5px rgba(255,211,221,.95)); }
.nav-cta { display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 8px 17px; background: var(--coral); color: var(--white); border-radius: 5px; transition: background .2s ease, transform .2s ease; }
.nav-cta:hover { background: var(--coral-dark); transform: translateY(-1px); }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; color: var(--white); background: transparent; align-items: center; justify-content: center; cursor: pointer; }
.menu-toggle svg { width: 24px; height: 24px; stroke-width: 2; }

.hero { position: relative; min-height: 88svh; max-height: 900px; overflow: hidden; color: var(--white); background: var(--ink); display: grid; align-items: center; }
.hero-media { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; object-position: center; background: var(--ink); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(18,12,24,.92) 0%, rgba(18,12,24,.72) 40%, rgba(18,12,24,.25) 72%, rgba(18,12,24,.5) 100%), linear-gradient(0deg, rgba(18,12,24,.68), transparent 45%); }
.hero-content { position: relative; z-index: 2; padding-top: calc(var(--header-h) + 42px); padding-bottom: 75px; }
.eyebrow, .section-index { margin: 0 0 15px; color: var(--coral); font-size: 12px; line-height: 1.4; font-weight: 800; letter-spacing: 0; text-transform: uppercase; }
.eyebrow { color: #ffd3dd; display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 34px; height: 2px; background: var(--coral); }
.hero h1 { margin: 0; max-width: 700px; font-family: "STKaiti", "KaiTi", "Microsoft YaHei", sans-serif; font-size: clamp(42px, 5vw, 68px); line-height: 1.02; font-weight: 900; letter-spacing: 0; text-wrap: balance; background: linear-gradient(110deg, #fff4d1 0%, #ffd3dd 42%, #ff7899 100%); -webkit-background-clip: text; background-clip: text; color: transparent; text-shadow: 0 8px 35px rgba(0,0,0,.3); filter: drop-shadow(0 0 18px rgba(233,72,111,.2)); }
.hero-copy { max-width: 640px; margin: 28px 0 0; font-size: clamp(17px, 2vw, 21px); line-height: 1.8; color: rgba(255,255,255,.86); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { min-height: 50px; padding: 11px 22px; border: 1px solid transparent; border-radius: 5px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-weight: 800; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--coral); box-shadow: 0 12px 30px rgba(233,72,111,.28); }
.button-primary:hover { background: var(--coral-dark); }
.button-quiet { color: var(--white); border-color: rgba(255,255,255,.45); background: rgba(255,255,255,.06); backdrop-filter: blur(6px); }
.button-quiet:hover { background: rgba(255,255,255,.13); border-color: rgba(255,255,255,.72); }
.hero-facts { display: flex; gap: 0; margin: 42px 0 0; padding: 0; list-style: none; }
.hero-facts li { min-width: 124px; padding-right: 28px; margin-right: 28px; border-right: 1px solid rgba(255,255,255,.22); }
.hero-facts li:last-child { border-right: 0; }
.hero-facts strong, .hero-facts span { display: block; }
.hero-facts strong { font-size: 18px; }
.hero-facts span { color: rgba(255,255,255,.6); font-size: 12px; }
.scroll-cue { position: absolute; z-index: 2; left: 50%; bottom: 22px; width: 28px; height: 44px; border: 1px solid rgba(255,255,255,.4); border-radius: 16px; transform: translateX(-50%); }
.scroll-cue span { position: absolute; top: 8px; left: 50%; width: 4px; height: 8px; margin-left: -2px; border-radius: 4px; background: var(--white); animation: cue 1.8s ease infinite; }
@keyframes cue { 0% { transform: translateY(0); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(18px); opacity: 0; } }

.section { padding: clamp(78px, 10vw, 132px) 0; }
.section h2 { position: relative; margin: 0; padding-bottom: 14px; font-size: clamp(28px, 3.4vw, 40px); line-height: 1.18; letter-spacing: 0; text-wrap: balance; color: var(--ink); }
.section h2::after { content: ""; display: block; width: 52px; height: 3px; margin-top: 11px; background: linear-gradient(90deg, var(--coral), var(--gold)); border-radius: 2px; box-shadow: 0 0 12px rgba(233,72,111,.25); }
.features-section h2 { color: var(--white); }
.features-section h2::after { background: linear-gradient(90deg, #ff7899, #efc366); }
.section h3 { letter-spacing: 0; }
.section-copy .lead { font-size: clamp(19px, 2.2vw, 25px); line-height: 1.65; color: var(--ink); font-weight: 650; }
.section-copy > p:not(.section-index):not(.lead) { color: var(--muted); font-size: 16px; }
.split-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr); align-items: center; gap: clamp(48px, 8vw, 100px); }
.feature-figure { position: relative; margin: 0; overflow: hidden; border-radius: 6px; background: var(--ink-soft); box-shadow: var(--shadow); }
.feature-figure img { width: 100%; height: 100%; object-fit: contain; transition: transform .65s ease; }
.feature-figure:hover img { transform: none; }
.feature-figure figcaption { position: absolute; inset: auto 0 0; padding: 44px 24px 20px; color: var(--white); background: linear-gradient(transparent, rgba(15,11,20,.88)); display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.feature-figure figcaption b { font-size: 20px; }
.feature-figure figcaption span { font-size: 13px; color: rgba(255,255,255,.7); text-align: right; }
.landscape-figure { aspect-ratio: 1080 / 607; }
.inline-notes { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.inline-notes span { padding: 6px 11px; border-left: 3px solid var(--teal); background: var(--paper-alt); color: #3e3941; font-size: 13px; font-weight: 700; }

.systems-section { background: var(--paper-alt); border-block: 1px solid var(--line); }
.section-heading { margin-bottom: clamp(38px, 6vw, 68px); }
.heading-row { display: flex; justify-content: space-between; gap: 48px; align-items: end; }
.heading-row > p { max-width: 510px; margin: 0; color: var(--muted); }
.system-layout { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(360px, .92fr); gap: clamp(36px, 6vw, 76px); align-items: start; }
.business-figure { position: sticky; top: calc(var(--header-h) + 30px); aspect-ratio: 1080 / 607; }
.system-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.system-list li { display: grid; grid-template-columns: 42px 1fr; gap: 15px; padding: 21px 0; border-bottom: 1px solid var(--line); }
.system-list > li > span { color: var(--teal); font-size: 12px; font-weight: 900; padding-top: 4px; }
.system-list h3 { margin: 0 0 5px; font-size: 18px; }
.system-list p { margin: 0; color: var(--muted); font-size: 14px; }

.centered-heading { max-width: 760px; text-align: center; margin-inline: auto; }
.centered-heading > p:last-child { color: var(--muted); font-size: 17px; }
.route-board { display: grid; grid-template-columns: 1fr 370px; gap: clamp(40px, 7vw, 88px); align-items: center; }
.route-track { position: relative; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.route-track article { min-height: 220px; background: var(--paper); padding: 30px; }
.route-track article:nth-child(2) { border-top: 4px solid var(--coral); }
.route-track article:nth-child(3) { border-left: 4px solid var(--teal); }
.route-track article:nth-child(4) { border-bottom: 4px solid var(--gold); }
.route-track span { color: var(--coral); font-size: 11px; font-weight: 900; }
.route-track h3 { margin: 10px 0 8px; font-size: 21px; }
.route-track p { margin: 0; color: var(--muted); font-size: 14px; }
.portrait-figure { aspect-ratio: 9 / 13; max-height: 650px; }
.portrait-figure img { object-position: center 20%; }

.guide-section { background: #f8f6f8; border-block: 1px solid var(--line); }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.guide-grid article { min-height: 260px; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.58); }
.guide-no { color: var(--coral); font-size: 12px; font-weight: 900; }
.guide-grid h3 { margin: 26px 0 10px; font-size: 19px; }
.guide-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.stage-callout { position: relative; margin-top: 58px; display: grid; grid-template-columns: minmax(340px, .92fr) 1.08fr; gap: clamp(38px, 7vw, 86px); align-items: center; background: var(--ink); color: var(--white); padding: 34px clamp(34px, 5vw, 70px) 34px 34px; border-radius: 6px; overflow: hidden; }
.stage-image { aspect-ratio: 750 / 422; height: auto; margin: 0; overflow: hidden; border-radius: 4px; background: #211a2b; }
.stage-image img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.stage-callout h3 { margin: 0 0 24px; font-size: clamp(26px, 3vw, 38px); }
.check-list { list-style: none; margin: 0; padding: 0; }
.check-list li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.13); }
.check-list b { color: #ffd3dd; }
.check-list span { color: rgba(255,255,255,.66); }

.features-section { color: var(--white); background: var(--ink); padding-block: clamp(42px, 5vw, 64px); }
.light-heading > p:last-child { color: rgba(255,255,255,.62); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid rgba(255,255,255,.12); }
.feature-grid article { min-height: 230px; padding: 30px; border-right: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); }
.feature-grid article:nth-child(3n) { border-right: 0; }
.feature-grid article:nth-child(n+4) { border-bottom: 0; }
.feature-grid article > span { color: #60d7cd; font-size: 22px; }
.feature-grid article:nth-child(2n) > span { color: #ff7899; }
.feature-grid article:nth-child(3n) > span { color: #efc366; }
.feature-grid h3 { margin: 24px 0 8px; font-size: 20px; }
.feature-grid p { margin: 0; color: rgba(255,255,255,.62); font-size: 14px; }
.wide-showcase { position: relative; min-height: 0; height: auto; margin: 24px 0 0; display: grid; grid-template-columns: 1fr 1fr; align-items: start; background: #24202b; overflow: hidden; border-radius: 6px; }
.wide-showcase img { display: block; width: 100%; height: auto; min-height: 0; aspect-ratio: auto; object-fit: contain; background: #24202b; }
.wide-showcase figcaption { align-self: center; padding: clamp(24px, 4vw, 44px); }
.wide-showcase strong, .wide-showcase span { display: block; }
.wide-showcase strong { font-size: clamp(21px, 3vw, 31px); line-height: 1.5; }
.wide-showcase span { margin-top: 15px; color: rgba(255,255,255,.58); }

.updates-section { background: var(--paper); }
.updates-layout { display: grid; grid-template-columns: 1fr; gap: 34px; align-items: start; }
.updates-intro { max-width: 760px; position: relative; top: auto; }
.updates-intro p:not(.section-index) { color: var(--muted); }
.text-link { display: inline-flex; gap: 8px; margin-top: 14px; color: var(--coral-dark); font-weight: 800; border-bottom: 1px solid currentColor; }
.timeline { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.updates-layout .timeline { width: 100%; }
.timeline li { display: grid; grid-template-columns: 58px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.timeline > li > span { width: 38px; height: 38px; display: grid; place-items: center; background: var(--ink); color: var(--white); border-radius: 50%; font-size: 11px; font-weight: 900; }
.timeline li:nth-child(3n+2) > span { background: var(--teal); }
.timeline li:nth-child(3n) > span { background: var(--coral); }
.timeline h3 { margin: 0 0 3px; font-size: 17px; }
.timeline p { margin: 0; color: var(--muted); font-size: 14px; }

.gallery-section { background: var(--paper-alt); border-block: 1px solid var(--line); overflow: hidden; }
.gallery-showcase { display: flex; width: 100%; gap: 24px; align-items: flex-start; }
.gallery-main { position: relative; flex: 1 1 0; min-width: 0; margin: 0; overflow: hidden; border-radius: 6px; background: var(--ink); box-shadow: var(--shadow); aspect-ratio: 16 / 9; }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; object-position: center; background: #211a2b; transition: opacity .2s ease; }
.gallery-main figcaption { position: absolute; inset: auto 0 0; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 48px 24px 18px; color: var(--white); background: linear-gradient(transparent, rgba(15,11,20,.9)); }
.gallery-main figcaption strong { font-size: 20px; }
.gallery-main figcaption span { color: rgba(255,255,255,.72); font-size: 12px; font-variant-numeric: tabular-nums; }
.gallery-thumbs { flex: 0 0 308px; width: 308px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: max-content; gap: 12px; align-content: start; align-items: start; }
.gallery-thumb { display: block; align-self: start; min-width: 0; height: auto; padding: 0 0 9px; border: 1px solid transparent; border-radius: 5px; color: var(--text); background: var(--white); overflow: hidden; text-align: left; cursor: pointer; transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease; }
.gallery-thumb:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(23,19,31,.13); }
.gallery-thumb.is-active { border-color: var(--coral); box-shadow: 0 0 0 2px rgba(233,72,111,.18); }
.gallery-thumb img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; background: #e6e3e8; }
.gallery-thumb span { display: flex; align-items: center; gap: 5px; padding: 8px 9px 0; color: var(--muted); font-size: 12px; line-height: 1.45; }
.gallery-thumb span svg { width: 13px; height: 13px; flex: 0 0 auto; stroke-width: 1.9; }
.gallery-thumb.is-active span { color: var(--coral-dark); font-weight: 800; }

.faq-section { background: var(--paper); }
.faq-layout { display: grid; grid-template-columns: 1fr; gap: 34px; align-items: start; }
.faq-intro { max-width: 760px; position: relative; top: auto; }
.faq-intro > p:last-child { color: var(--muted); }
.faq-list { border-top: 1px solid var(--line); }
.faq-layout .faq-list { width: 100%; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; padding: 24px 52px 24px 0; position: relative; font-size: 17px; font-weight: 800; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { position: absolute; right: 10px; top: 22px; width: 28px; height: 28px; display: grid; place-items: center; color: var(--coral); font-size: 24px; font-weight: 400; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { margin: -5px 48px 24px 0; color: var(--muted); }

/* Modern interaction layer */
@media (hover: hover) and (pointer: fine) {
  .button, .nav-cta, .floating-cta { position: relative; overflow: hidden; isolation: isolate; }
  .button::after, .nav-cta::after, .floating-cta::after { content: ""; position: absolute; inset: 0 auto 0 -120%; width: 72%; background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,.34) 48%, transparent 100%); transform: skewX(-18deg); transition: left .55s ease; pointer-events: none; z-index: -1; }
  .button:hover::after, .nav-cta:hover::after, .floating-cta:hover::after { left: 135%; }
  .button svg, .nav-cta svg, .floating-cta svg { transition: transform .22s ease, filter .22s ease; }
  .button:hover svg, .nav-cta:hover svg, .floating-cta:hover svg { transform: translateX(2px); filter: drop-shadow(0 0 5px rgba(255,255,255,.8)); }

  .feature-figure, .wide-showcase, .stage-callout, .gallery-main { transition: box-shadow .28s ease, transform .28s ease, border-color .28s ease; }
  .feature-figure::after, .wide-showcase::after, .stage-callout::after, .gallery-main::after { content: ""; position: absolute; inset: 0; border: 1px solid transparent; border-radius: inherit; pointer-events: none; transition: border-color .28s ease, box-shadow .28s ease; }
  .feature-figure:hover, .wide-showcase:hover, .stage-callout:hover, .gallery-main:hover { transform: translateY(-4px); box-shadow: 0 28px 68px rgba(23,19,31,.22), 0 0 0 1px rgba(233,72,111,.08); }
  .feature-figure:hover::after, .wide-showcase:hover::after, .stage-callout:hover::after, .gallery-main:hover::after { border-color: rgba(255,211,221,.42); box-shadow: inset 0 0 24px rgba(233,72,111,.12); }
  .feature-figure img, .wide-showcase img, .stage-image img, .gallery-main img { transition: filter .28s ease; }
  .feature-figure:hover img, .wide-showcase:hover img, .stage-callout:hover .stage-image img, .gallery-main:hover img { filter: brightness(1.06) saturate(1.06); }

  .guide-grid article, .feature-grid article, .route-track article { position: relative; overflow: hidden; transition: transform .24s ease, box-shadow .24s ease, background .24s ease, border-color .24s ease; }
  .guide-grid article::before, .feature-grid article::before, .route-track article::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, var(--coral), var(--gold)); transform: scaleX(0); transform-origin: left; transition: transform .28s ease; }
  .guide-grid article:hover, .feature-grid article:hover, .route-track article:hover { z-index: 1; transform: translateY(-5px); box-shadow: 0 16px 36px rgba(23,19,31,.14); background: rgba(255,255,255,.92); }
  .feature-grid article:hover { background: #2d2738; box-shadow: 0 16px 36px rgba(0,0,0,.24), 0 0 22px rgba(233,72,111,.12); }
  .guide-grid article:hover::before, .feature-grid article:hover::before, .route-track article:hover::before { transform: scaleX(1); }

  .timeline li { position: relative; transition: background .22s ease, padding-left .22s ease, box-shadow .22s ease; }
  .timeline li:hover { padding-left: 12px; background: linear-gradient(90deg, rgba(233,72,111,.06), transparent 70%); box-shadow: inset 3px 0 0 var(--coral); }
  .timeline li > span { transition: transform .22s ease, box-shadow .22s ease; }
  .timeline li:hover > span { transform: scale(1.08); box-shadow: 0 0 0 5px rgba(233,72,111,.12); }

  .faq-list details { transition: background .22s ease, box-shadow .22s ease; }
  .faq-list details:hover { background: rgba(233,72,111,.045); }
  .faq-list details[open] { background: linear-gradient(90deg, rgba(233,72,111,.07), transparent 72%); box-shadow: inset 3px 0 0 var(--coral); }
  .faq-list summary { transition: color .2s ease, padding-left .2s ease; }
  .faq-list details:hover summary, .faq-list details[open] summary { color: var(--coral-dark); padding-left: 10px; }

  .gallery-thumb { position: relative; }
  .gallery-thumb::after { content: ""; position: absolute; inset: 0; border: 2px solid transparent; border-radius: inherit; pointer-events: none; transition: border-color .2s ease, box-shadow .2s ease; }
  .gallery-thumb:hover::after, .gallery-thumb:focus-visible::after, .gallery-thumb.is-active::after { border-color: rgba(233,72,111,.68); box-shadow: inset 0 0 18px rgba(233,72,111,.12); }
  .gallery-thumb:hover img, .gallery-thumb:focus-visible img { filter: brightness(1.06) saturate(1.08); }

  .inline-notes span { transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
  .inline-notes span:hover { color: var(--ink); background: #fff1f4; border-left-color: var(--coral); transform: translateX(3px); }
}

.floating-cta { position: fixed; z-index: 120; right: 24px; bottom: max(24px, env(safe-area-inset-bottom)); min-height: 50px; display: inline-flex; align-items: center; gap: 9px; padding: 11px 17px 11px 12px; color: var(--white); background: var(--coral); border: 1px solid rgba(255,255,255,.28); border-radius: 999px; box-shadow: 0 14px 30px rgba(23,19,31,.28), 0 0 0 5px rgba(233,72,111,.12); font-size: 14px; font-weight: 850; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.floating-cta:hover { transform: translateY(-3px); background: var(--coral-dark); box-shadow: 0 18px 36px rgba(23,19,31,.32), 0 0 0 6px rgba(233,72,111,.16); }
.floating-cta-icon { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; color: var(--coral); background: var(--white); padding: 6px; stroke-width: 2.2; }

.friends-section { position: relative; overflow: hidden; padding: 58px 0 62px; color: var(--white); text-align: center; background: linear-gradient(112deg, #3b1768 0%, #7135b7 48%, #b42b67 100%); }
.friends-section::before, .friends-section::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; filter: blur(2px); opacity: .32; }
.friends-section::before { width: 280px; height: 280px; left: -110px; top: -170px; background: radial-gradient(circle, rgba(255,255,255,.25), transparent 68%); }
.friends-section::after { width: 360px; height: 360px; right: -150px; bottom: -230px; background: radial-gradient(circle, rgba(15,168,155,.42), transparent 68%); }
.friends-shell { position: relative; z-index: 1; }
.friends-section .section-index { margin-bottom: 7px; color: #ffd36d; letter-spacing: .08em; }
.friends-section h2 { margin: 0; padding: 0; color: var(--white); font-size: clamp(30px, 4vw, 42px); line-height: 1.15; }
.friends-section h2::after { display: none; }
.friends-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 24px; }
.friends-links a { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; padding: 9px 18px; color: rgba(255,255,255,.94); border: 1px solid rgba(255,255,255,.25); border-radius: 999px; background: rgba(255,255,255,.12); box-shadow: inset 0 1px 0 rgba(255,255,255,.18), 0 8px 20px rgba(30,10,54,.16); font-size: 14px; font-weight: 750; transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease, box-shadow .2s ease; }
.friends-links a:hover, .friends-links a:focus-visible { color: var(--white); border-color: rgba(255,255,255,.72); background: rgba(255,255,255,.23); transform: translateY(-3px); box-shadow: 0 12px 28px rgba(30,10,54,.28), 0 0 18px rgba(255,211,109,.16); }

.site-footer { padding: 42px 0; background: #100d15; color: rgba(255,255,255,.62); }
.footer-layout { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 24px 60px; }
.footer-brand { color: var(--white); }
.footer-layout nav { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 22px; font-size: 13px; }
.footer-layout nav a:hover { color: var(--white); }
.footer-layout > p { margin: 0; font-size: 12px; }
.copyright { text-align: right; }

:focus-visible { outline: 3px solid #ffcf4c; outline-offset: 3px; }

@media (max-width: 1040px) {
  .menu-toggle { display: flex; }
  .site-nav { position: fixed; left: 0; right: 0; top: var(--header-h); max-height: calc(100svh - var(--header-h)); overflow-y: auto; padding: 18px 24px 26px; display: grid; gap: 2px; background: rgba(23,19,31,.98); border-top: 1px solid rgba(255,255,255,.12); transform: translateY(-120%); visibility: hidden; opacity: 0; transition: transform .25s ease, opacity .2s ease, visibility .25s; }
  .site-nav.is-open { transform: none; visibility: visible; opacity: 1; }
  .site-nav a { padding: 11px 8px; }
  .nav-cta { margin-top: 8px; justify-self: start; padding-inline: 18px !important; }
  body.menu-open { overflow: hidden; }
  .split-layout { grid-template-columns: 1fr; }
  .landscape-figure { order: -1; }
  .system-layout { grid-template-columns: 1fr; }
  .business-figure { position: relative; top: auto; }
  .route-board { grid-template-columns: 1fr 310px; gap: 42px; }
  .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid article:nth-child(3n) { border-right: 1px solid rgba(255,255,255,.12); }
  .feature-grid article:nth-child(2n) { border-right: 0; }
  .feature-grid article:nth-child(n+4) { border-bottom: 1px solid rgba(255,255,255,.12); }
  .feature-grid article:nth-last-child(-n+2) { border-bottom: 0; }
}

@media (max-width: 760px) {
  :root { --header-h: 64px; }
  .shell { width: min(calc(100% - 32px), var(--shell)); }
  .nav-shell { width: calc(100% - 28px); }
  .brand { font-size: 16px; }
  .brand img { width: 38px; height: 38px; }
  .hero { min-height: 88svh; max-height: none; }
  .hero-media { object-position: center; }
  .hero-shade { background: linear-gradient(90deg, rgba(18,12,24,.9), rgba(18,12,24,.44)), linear-gradient(0deg, rgba(18,12,24,.85), rgba(18,12,24,.08) 65%); }
  .hero-content { padding-top: calc(var(--header-h) + 54px); padding-bottom: 80px; align-self: end; }
  .hero h1 { font-size: clamp(38px, 12vw, 52px); }
  .hero-copy { font-size: 16px; line-height: 1.7; max-width: 92%; }
  .hero-actions { margin-top: 24px; }
  .button { min-height: 48px; }
  .hero-facts { margin-top: 32px; }
  .hero-facts li { min-width: 0; flex: 1; padding-right: 12px; margin-right: 12px; }
  .hero-facts strong { font-size: 15px; }
  .scroll-cue { display: none; }
  .section { padding: 74px 0; }
  .section h2 { font-size: 27px; padding-bottom: 11px; }
  .section h2::after { width: 42px; height: 2px; margin-top: 8px; }
  .section-copy .lead { font-size: 19px; }
  .heading-row { display: block; }
  .heading-row > p { margin-top: 18px; }
  .feature-figure figcaption { display: block; padding: 40px 18px 16px; }
  .feature-figure figcaption span { display: block; text-align: left; margin-top: 2px; }
  .route-board { grid-template-columns: 1fr; }
  .route-track { grid-template-columns: 1fr; }
  .route-track article { min-height: auto; padding: 24px; }
  .route-track article:nth-child(2) { border-top-width: 0; border-left: 4px solid var(--coral); }
  .route-track article:nth-child(4) { border-bottom-width: 0; border-left: 4px solid var(--gold); }
  .landscape-figure { width: 100%; margin-inline: auto; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-grid article { min-height: auto; }
  .stage-callout { grid-template-columns: 1fr; padding: 20px; }
  .stage-image { width: 100%; aspect-ratio: 750 / 422; }
  .check-list li { grid-template-columns: 1fr; gap: 2px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article, .feature-grid article:nth-child(2n), .feature-grid article:nth-child(3n), .feature-grid article:nth-child(n+4) { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .feature-grid article:last-child { border-bottom: 0; }
  .wide-showcase { grid-template-columns: 1fr; }
  .features-section { padding-block: 44px; }
  .updates-layout, .faq-layout { grid-template-columns: 1fr; gap: 36px; }
  .updates-intro, .faq-intro { position: relative; top: auto; }
  .gallery-showcase { gap: 16px; }
  .gallery-thumbs { flex-basis: 230px; width: 230px; grid-auto-rows: max-content; gap: 9px; }
  .friends-section { padding: 48px 0 52px; }
  .friends-links { gap: 10px; margin-top: 20px; }
  .friends-links a { width: min(100%, 330px); min-height: 44px; padding-inline: 14px; }
  .floating-cta { right: 16px; min-height: 46px; padding: 9px 14px 9px 10px; font-size: 13px; }
  .floating-cta-icon { width: 26px; height: 26px; }
  .footer-layout { grid-template-columns: 1fr; gap: 22px; }
  .footer-layout nav { justify-content: flex-start; }
  .copyright { text-align: left; }
}

@media (max-width: 420px) {
  .hero-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .button { padding-inline: 14px; }
  .hero-facts span { font-size: 11px; }
  .gallery-showcase { flex-direction: column; gap: 16px; }
  .gallery-main { width: 100%; flex-basis: auto; aspect-ratio: 16 / 10; }
  .gallery-thumbs { width: 100%; flex-basis: auto; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: max-content; gap: 8px; }
  .gallery-thumb { min-width: 0; }
  .gallery-thumb span { font-size: 11px; }
}

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

@media print {
  .site-header, .hero-actions, .scroll-cue, .gallery-controls, .floating-cta, .site-footer { display: none !important; }
  .hero { min-height: 0; color: #000; background: #fff; }
  .hero-media, .hero-shade { display: none; }
  .hero-content { padding: 20px 0; }
  .hero-copy, .hero-facts span { color: #333; }
  .section { padding: 28px 0; break-inside: avoid; }
}