:root {
    --bg: #FFF7F8;
    --surface: #FFFFFF;
    --soft: #F8E6EA;
    --title: #3A1F28;
    --text: #4A2A32;
    --muted: #7A4E58;
    --subtle: #A07880;
    --pink: #E88AA4;
    --pink-light: #F2A0B6;
    --green: #7BAE7F;
    --lavender: #C9A8D4;
    --branch: #6B3E3E;
    --border: rgba(232, 138, 164, 0.20);
    --shadow: 0 14px 34px rgba(58, 31, 40, 0.08);
    --header-h: 136px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; min-width: 320px; color: var(--text); background: var(--bg); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; font-size: 16px; line-height: 1.78; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }
button { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid rgba(123, 174, 127, .55); outline-offset: 3px; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 999; padding: 10px 16px; background: var(--title); color: #fff; border-radius: 999px; transition: top .2s ease; }
.skip-link:focus { top: 10px; }
.shell, .header-inner { width: min(1160px, calc(100% - 32px)); margin: 0 auto; }
.site-header { position: fixed; z-index: 100; top: 0; left: 0; right: 0; box-shadow: 0 8px 24px rgba(58,31,40,.04); }
.petal-strip { height: 24px; background: var(--pink); color: #fff; }
.petal-strip-inner { height: 24px; display: flex; align-items: center; justify-content: space-between; font-size: 12px; letter-spacing: .04em; }
.strip-search { min-width: 56px; height: 24px; padding: 0 8px; border: 0; background: transparent; color: #fff; cursor: pointer; }
.heart-bar { height: 68px; background: var(--bg); border-bottom: 1px solid var(--border); }
.heart-bar-inner { position: relative; height: 68px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; }
.round-menu, .app-link { min-height: 44px; min-width: 72px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; }
.round-menu { justify-self: start; border: 1px solid var(--border); background: #fff; cursor: pointer; }
.app-link { justify-self: end; padding: 0 17px; background: linear-gradient(135deg,#F2A0B6 0%,#E88AA4 52%,#D46B88 100%); color: #fff; font-weight: 700; }
.brand-center { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; min-width: 120px; }
.brand-logo { max-height: 36px; width: auto; max-width: 210px; object-fit: contain; }
.brand-fallback { color: var(--title); font-weight: 800; letter-spacing: .12em; font-size: 20px; }
.branch-nav { height: 44px; background: #fff; border-bottom: 1px solid var(--border); }
.branch-nav-inner { display: flex; align-items: stretch; justify-content: center; gap: 42px; height: 44px; }
.branch-nav a { position: relative; display: inline-flex; align-items: center; color: var(--muted); font-size: 14px; }
.branch-nav a:hover, .branch-nav a.is-active { color: var(--title); }
.branch-nav a.is-active::after { content: ""; position: absolute; left: 10%; right: 10%; bottom: -1px; height: 3px; border-radius: 999px; background: var(--pink); }
.site-main { padding-top: calc(var(--header-h) + 26px); }
.page-hero, .home-heart { padding: 34px 0 18px; }
.eyebrow { margin: 0 0 8px; color: var(--pink); font-size: 13px; font-weight: 800; letter-spacing: .16em; }
h1, h2, h3 { color: var(--title); line-height: 1.28; margin-top: 0; }
h1 { margin-bottom: 16px; font-size: clamp(28px, 4vw, 32px); letter-spacing: -.02em; }
h2 { margin-bottom: 14px; font-size: clamp(22px, 3vw, 26px); }
h3 { margin-bottom: 8px; font-size: 18px; }
p { margin: 0 0 16px; }
.lead { max-width: 840px; font-size: 17px; color: var(--muted); }
.hero-card { padding: clamp(22px, 5vw, 46px); background: #fff; border: 1px solid var(--border); border-radius: 22px; box-shadow: var(--shadow); }
.hero-actions, .section-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.button, .button-secondary { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 20px; border-radius: 999px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease; }
.button { color: #fff; background: linear-gradient(135deg,#F2A0B6 0%,#E88AA4 52%,#D46B88 100%); box-shadow: 0 8px 20px rgba(212,107,136,.18); }
.button-secondary { color: var(--branch); background: #fff; border: 1px solid var(--border); }
.button:hover, .button-secondary:hover { transform: translateY(-2px); }
.banner-slot { margin-top: 20px; max-height: 340px; min-height: 220px; border-radius: 22px; overflow: hidden; background: linear-gradient(135deg, #F8E6EA, #FFF, #f2eef6); }
.banner-slot img, img.banner-slot { width: 100%; max-height: 340px; object-fit: cover; }
.image-slot { min-height: 220px; background: linear-gradient(135deg, rgba(242,160,182,.18), rgba(201,168,212,.14), rgba(123,174,127,.12)); border: 1px solid var(--border); border-radius: 20px; }
.content-image, .wide-image { width: 100%; max-height: 340px; object-fit: cover; border-radius: 20px; box-shadow: var(--shadow); }
.page-section { padding: 38px 0; }
.page-section.tight { padding-top: 18px; padding-bottom: 24px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 18px; }
.section-head p { max-width: 650px; color: var(--muted); margin: 0; }
.soft-panel { padding: 26px; background: var(--soft); border-radius: 20px; color: var(--text); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }
.card { padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: 0 9px 24px rgba(58,31,40,.045); }
.card p:last-child { margin-bottom: 0; }
.card .mini { color: var(--subtle); font-size: 13px; }
.dot-title { display: flex; gap: 10px; align-items: center; }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 auto; background: var(--pink); }
.dot.green { background: var(--green); }
.dot.lavender { background: var(--lavender); }
.tag-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.tag-card { min-height: 130px; padding: 18px; border-radius: 18px; border: 1px solid var(--border); background: #fff; }
.tag-card a { color: var(--branch); font-weight: 700; }
.number-list, .album-list, .long-strip-list, .timeline, .steps { display: grid; gap: 14px; }
.number-item, .album-item, .strip-item, .step-item { display: grid; grid-template-columns: 72px 1fr auto; gap: 18px; align-items: center; padding: 18px 20px; border: 1px solid var(--border); background: #fff; border-radius: 18px; }
.big-num { color: var(--pink); font-size: 36px; line-height: 1; font-weight: 900; letter-spacing: -.04em; }
.number-item p, .album-item p, .strip-item p, .step-item p { margin: 4px 0 0; color: var(--muted); }
.text-link { color: var(--branch); font-weight: 800; white-space: nowrap; }
.timeline { position: relative; padding-left: 24px; }
.timeline::before { content: ""; position: absolute; top: 8px; bottom: 8px; left: 7px; width: 2px; background: var(--border); }
.timeline-item { position: relative; padding: 20px 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; }
.timeline-item::before { content: ""; position: absolute; width: 12px; height: 12px; left: -24px; top: 28px; border-radius: 50%; background: var(--pink); box-shadow: 0 0 0 5px var(--bg); }
.status { display: inline-flex; min-height: 30px; align-items: center; padding: 0 12px; border-radius: 999px; background: var(--soft); color: var(--branch); font-size: 13px; font-weight: 800; }
.quote-note { border-left: 4px solid var(--lavender); padding: 14px 18px; background: #fff; border-radius: 0 16px 16px 0; color: var(--muted); }
.content-columns { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .55fr); gap: 26px; align-items: start; }
.sticky-aside { position: sticky; top: calc(var(--header-h) + 24px); padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; }
.sticky-aside a { display: block; padding: 9px 0; color: var(--muted); border-bottom: 1px solid var(--border); }
.sticky-aside a:last-child { border-bottom: 0; }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: 18px; }
.faq-item h2 { font-size: 19px; margin-bottom: 10px; }
.policy-section { padding: 22px 0; border-bottom: 1px solid var(--border); }
.policy-section:last-child { border-bottom: 0; }
.policy-section h2 { font-size: 22px; }
.site-footer { margin-top: 54px; padding: 48px 0 26px; background: #3A1F28; color: #F8E6EA; }
.footer-brand-row { display: flex; justify-content: space-between; gap: 30px; padding-bottom: 28px; border-bottom: 1px solid rgba(248,230,234,.14); }
.footer-brand-row p { max-width: 610px; color: rgba(248,230,234,.72); }
.footer-brand { display: inline-flex; gap: 14px; align-items: center; }
.footer-logo { max-width: 150px; max-height: 34px; object-fit: contain; }
.footer-brand span { display: grid; gap: 1px; }
.footer-brand strong { color: #fff; font-size: 18px; }
.footer-brand small { color: rgba(248,230,234,.72); letter-spacing: .11em; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 28px 0; }
.footer-grid h2 { color: #fff; font-size: 15px; }
.footer-grid a { display: block; padding: 5px 0; color: rgba(248,230,234,.78); font-size: 14px; }
.footer-grid a:hover { color: #fff; }
.footer-notice { padding: 16px 0; border-top: 1px solid rgba(248,230,234,.14); color: rgba(248,230,234,.7); font-size: 14px; }
.footer-copy { color: rgba(248,230,234,.58); font-size: 13px; }
.ui-overlay { position: fixed; inset: 0; z-index: 180; background: rgba(58,31,40,.30); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, visibility .2s ease; }
.ui-overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.fall-menu, .search-panel { position: fixed; z-index: 200; left: 50%; transform: translateX(-50%) translateY(-16px); top: 92px; width: min(760px, 94vw); max-height: calc(100vh - 116px); overflow-y: auto; padding: 22px; background: var(--bg); border: 1px solid var(--border); border-radius: 0 0 22px 22px; box-shadow: var(--shadow); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .22s ease, transform .22s ease, visibility .22s ease; }
.fall-menu.is-open, .search-panel.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.fall-menu-head, .search-panel-head { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.fall-brand { display: flex; align-items: center; gap: 12px; }
.fall-brand span { display: grid; }
.fall-logo { max-height: 32px; max-width: 140px; object-fit: contain; }
.close-button { min-width: 64px; min-height: 44px; border-radius: 999px; border: 1px solid var(--border); background: #fff; cursor: pointer; }
.fall-groups { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; padding-top: 18px; }
.fall-groups section { padding: 16px; border-radius: 18px; background: #fff; border: 1px solid var(--border); }
.fall-groups h2 { font-size: 16px; margin-bottom: 8px; }
.fall-groups a { display: grid; gap: 2px; padding: 10px 0; border-bottom: 1px dashed var(--border); }
.fall-groups a:last-child { border-bottom: 0; }
.fall-groups strong { color: var(--title); font-size: 14px; }
.fall-groups span { color: var(--muted); font-size: 12px; }
.search-panel { top: 92px; border-radius: 0 0 22px 22px; }
.search-appearance { display: flex; gap: 12px; align-items: center; min-height: 54px; padding: 0 18px; margin: 18px 0; border: 1px solid var(--border); border-radius: 999px; background: #fff; color: var(--muted); }
.search-presets { display: flex; flex-wrap: wrap; gap: 10px; }
.search-presets a { min-height: 44px; display: inline-flex; align-items: center; padding: 0 16px; border-radius: 999px; background: #fff; border: 1px solid var(--border); color: var(--branch); font-weight: 700; }
.ui-locked { overflow: hidden; }
.mobile-bottom-nav { display: none; }
.notice-box { padding: 18px 20px; border-radius: 18px; background: #fff; border: 1px solid var(--border); color: var(--muted); }
.hero-split { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; align-items: stretch; }
.hero-split .image-slot, .hero-split img { height: 100%; min-height: 260px; object-fit: cover; }
.app-visual { display: grid; grid-template-columns: 90px 1fr; gap: 18px; align-items: center; }
.app-icon-slot { width: 78px; height: 78px; min-height: 78px; border-radius: 18px; }
.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; }
.pill { display: inline-flex; align-items: center; min-height: 32px; padding: 0 12px; border-radius: 999px; background: var(--soft); color: var(--branch); font-size: 13px; font-weight: 700; }

@media (max-width: 900px) {
    .branch-nav-inner { gap: 22px; }
    .card-grid.four, .tag-flow { grid-template-columns: repeat(2, 1fr); }
    .content-columns { grid-template-columns: 1fr; }
    .sticky-aside { position: static; }
    .hero-split { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
    :root { --header-h: 92px; }
    body { padding-bottom: calc(50px + env(safe-area-inset-bottom)); }
    .shell, .header-inner { width: min(100% - 32px, 1160px); }
    .branch-nav { display: none; }
    .heart-bar-inner { grid-template-columns: minmax(64px, 1fr) minmax(110px, auto) minmax(64px, 1fr); gap: 8px; }
    .round-menu, .app-link { min-width: 64px; padding: 0 12px; font-size: 13px; }
    .brand-logo { max-width: 140px; max-height: 32px; }
    .brand-fallback { font-size: 18px; letter-spacing: .08em; }
    .site-main { padding-top: calc(var(--header-h) + 18px); }
    .page-hero, .home-heart { padding-top: 22px; }
    .hero-card { padding: 22px 18px; }
    .banner-slot { min-height: 170px; }
    .page-section { padding: 30px 0; }
    .section-head { align-items: flex-start; flex-direction: column; gap: 6px; }
    .card-grid, .card-grid.two, .card-grid.four, .tag-flow { grid-template-columns: 1fr; }
    .number-item, .album-item, .strip-item, .step-item { grid-template-columns: 56px 1fr; }
    .number-item .text-link, .album-item .text-link, .strip-item .text-link, .step-item .text-link { grid-column: 2; }
    .fall-menu { top: 92px; width: 94vw; border-radius: 0 0 20px 20px; }
    .fall-groups { grid-template-columns: 1fr; }
    .search-panel { inset: 0; top: 0; left: 0; transform: none; width: 100%; max-height: none; height: 100vh; border-radius: 0; padding: 24px 16px calc(70px + env(safe-area-inset-bottom)); }
    .search-panel.is-open { transform: none; }
    .mobile-bottom-nav { position: fixed; z-index: 120; left: 0; right: 0; bottom: 0; height: calc(50px + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom); display: grid; grid-template-columns: repeat(5, 1fr); background: rgba(255,255,255,.97); border-top: 1px solid var(--border); box-shadow: 0 -8px 24px rgba(58,31,40,.05); }
    .mobile-bottom-nav a { min-height: 50px; display: grid; place-items: center; align-content: center; gap: 0; color: var(--muted); }
    .mobile-bottom-nav a span { font-size: 16px; line-height: 1; }
    .mobile-bottom-nav a em { font-style: normal; font-size: 11px; line-height: 1.25; }
    .mobile-bottom-nav a.is-active { color: var(--pink); font-weight: 800; }
    .footer-brand-row { flex-direction: column; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .site-footer { margin-top: 40px; padding-bottom: 30px; }
}
@media (max-width: 420px) {
    .strip-brand { max-width: 230px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 18px 12px; }
}