:root {
    --cream: #F4FBF4;
    --deep-bg: #E6F3E8;
    --surface: #FFFFFF;
    --soft: #D8EEDC;
    --title: #0F3D24;
    --text: #1A3D28;
    --muted: #3E6B4E;
    --subtle: #6A8A72;
    --green: #1F8A4C;
    --bright: #2EA860;
    --deep: #0F3D24;
    --leaf: #7AC994;
    --gold: #E8C458;
    --border: rgba(31,138,76,0.18);
    --border-strong: rgba(31,138,76,0.45);
    --shadow: 0 14px 36px rgba(15,61,36,0.12);
    --max: 1220px;
    --top-desktop: 144px;
    --top-mobile: 96px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { margin: 0; background: var(--cream); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif; font-size: 16px; line-height: 1.72; overflow-x: hidden; }
body.modal-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
img { max-width: 100%; }
.wrap { width: min(calc(100% - 32px), var(--max)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 2000; background: #fff; color: var(--deep); padding: 10px 14px; border-radius: 10px; border: 1px solid var(--border-strong); }
.skip-link:focus { top: 10px; }

.site-shell { position: fixed; inset: 0 0 auto 0; z-index: 1000; box-shadow: 0 5px 16px rgba(15,61,36,.05); }
.top-hedge { height: 24px; background: var(--deep); color: var(--cream); }
.top-hedge-inner { height: 24px; display: flex; align-items: center; justify-content: space-between; font-size: 12px; letter-spacing: .02em; }
.mini-brand { color: var(--cream); white-space: nowrap; }
.text-button { border: 0; background: transparent; color: var(--cream); min-height: 24px; padding: 0 2px 0 16px; }
.field-gate { height: 72px; background: var(--cream); border-bottom: 1px solid var(--border); }
.gate-grid { height: 100%; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; }
.brand-link { min-width: 0; justify-self: start; display: inline-flex; align-items: center; min-height: 44px; }
.brand-logo { display: block; width: auto; max-width: 180px; height: 34px; object-fit: contain; object-position: left center; }
.brand-word { font-size: 24px; font-weight: 800; color: var(--deep); letter-spacing: .04em; }
.basket-button, .app-link { min-height: 44px; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; font-weight: 700; }
.basket-button { border: 1px solid var(--border-strong); color: var(--deep); background: var(--surface); }
.app-link { justify-self: end; color: #fff; background: linear-gradient(135deg,#2EA860 0%,#1F8A4C 55%,#0F3D24 100%); }
.ridge-nav { height: 48px; background: var(--soft); border-bottom: 1px solid var(--border); }
.ridge-links { height: 100%; display: flex; align-items: center; justify-content: center; gap: 22px; }
.ridge-link { min-height: 34px; display: inline-flex; align-items: center; padding: 0 14px; color: var(--deep); border-radius: 10px; font-weight: 700; }
.ridge-link.is-current { background: var(--green); color: #fff; }

.site-main { padding-top: calc(var(--top-desktop) + 28px); min-height: 70vh; }
.page-section { margin: 0 auto 26px; }
.surface { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow); }
.section-pad { padding: clamp(20px, 3vw, 36px); }
.eyebrow { margin: 0 0 8px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--title); line-height: 1.28; margin-top: 0; }
h1 { font-size: clamp(28px, 4vw, 32px); margin-bottom: 14px; }
h2 { font-size: clamp(22px, 3vw, 26px); margin-bottom: 12px; }
h3 { font-size: 18px; margin-bottom: 8px; }
p { margin: 0 0 1em; }
.lead { font-size: 17px; color: var(--muted); max-width: 880px; }
.muted { color: var(--muted); }
.helper { color: var(--subtle); font-size: 14px; }

.hero-card { overflow: hidden; }
.hero-media, .content-media, .app-media { display: grid; place-items: center; background: var(--deep); overflow: hidden; border-bottom: 1px solid var(--border); }
.hero-media { min-height: 180px; max-height: 320px; aspect-ratio: 16/7; }
.content-media { min-height: 180px; max-height: 240px; aspect-ratio: 16/7; background: var(--deep-bg); }
.app-media { min-height: 260px; max-height: 420px; background: var(--deep-bg); }
.hero-media img, .content-media img, .app-media img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.fallback-hero { color: var(--cream); text-align: center; padding: 28px; }
.fallback-hero strong { display: block; font-size: clamp(28px, 6vw, 54px); letter-spacing: .06em; }
.fallback-hero span { display: block; margin-top: 8px; color: var(--soft); }
.hero-copy { padding: clamp(22px, 4vw, 40px); }
.hero-kicker { display: inline-block; margin-bottom: 7px; color: var(--green); font-weight: 800; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.primary-button, .secondary-button, .text-link { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; padding: 0 18px; font-weight: 800; }
.primary-button { color: #fff; background: linear-gradient(135deg,#2EA860 0%,#1F8A4C 55%,#0F3D24 100%); }
.secondary-button { color: var(--deep); background: var(--cream); border: 1px solid var(--border-strong); }
.text-link { color: var(--green); padding-left: 0; padding-right: 0; }
.primary-button:hover, .primary-button:focus-visible { filter: brightness(.96); transform: translateY(-1px); }
.secondary-button:hover, .secondary-button:focus-visible, .basket-button:hover, .basket-button:focus-visible { border-color: var(--green); background: var(--deep-bg); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(46,168,96,.32); outline-offset: 3px; }

.grid-3, .grid-2, .grid-4, .topic-grid, .footer-groups { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.topic-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.card-copy { padding: 20px; }
.card p:last-child, .section-pad p:last-child { margin-bottom: 0; }
.card-media { height: 200px; background: var(--deep-bg); display: grid; place-items: center; overflow: hidden; border-bottom: 1px solid var(--border); }
.card-media img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.tag { display: inline-flex; align-items: center; min-height: 28px; padding: 3px 9px; border-radius: 999px; background: var(--deep-bg); color: var(--deep); font-size: 13px; font-weight: 800; }

.number-list { display: grid; gap: 12px; counter-reset: item; }
.number-item { display: grid; grid-template-columns: 64px 1fr; gap: 16px; align-items: start; padding: 18px 0; border-top: 1px solid var(--border); }
.number-item:first-child { border-top: 0; }
.big-number { color: var(--green); font-size: 34px; font-weight: 900; line-height: 1; letter-spacing: -.04em; }
.directory-list { display: grid; gap: 12px; }
.directory-item { display: grid; grid-template-columns: minmax(130px,.35fr) 1fr; gap: 18px; padding: 16px 0; border-top: 1px solid var(--border); }
.directory-item:first-child { border-top: 0; }
.directory-item strong { color: var(--deep); }
.shelf { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.shelf article { padding: 18px; border: 1px solid var(--border); background: var(--cream); border-radius: 14px; }
.rank-list { display: grid; gap: 14px; }
.rank-row { display: grid; grid-template-columns: 72px 1fr; gap: 18px; align-items: center; padding: 18px; border-radius: 14px; background: var(--cream); border: 1px solid var(--border); }
.rank-row .rank-no { font-size: 38px; color: var(--green); font-weight: 900; letter-spacing: -.05em; }
.timeline { position: relative; margin-left: 8px; padding-left: 28px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: var(--border-strong); }
.timeline article { position: relative; padding: 0 0 24px; }
.timeline article::before { content: ''; position: absolute; left: -27px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 5px var(--deep-bg); }
.status { display: inline-flex; min-height: 28px; align-items: center; border-radius: 999px; padding: 0 9px; font-size: 13px; color: var(--deep); background: var(--soft); font-weight: 800; }
.long-strip { display: grid; grid-template-columns: 180px 1fr; gap: 22px; padding: 20px 0; border-top: 1px solid var(--border); }
.long-strip:first-child { border-top: 0; }
.long-strip h3 { margin-bottom: 4px; }
.note-box { background: var(--deep); color: #fff; border-radius: 16px; padding: 22px; }
.note-box h2, .note-box h3 { color: #fff; }
.note-box p { color: var(--soft); }
.callout { border-left: 4px solid var(--green); background: var(--deep-bg); border-radius: 0 14px 14px 0; padding: 18px 20px; }
.article-copy { max-width: 860px; }
.article-copy p { margin-bottom: 1.15em; }
.article-copy h2 { margin-top: 1.7em; }
.policy-list { display: grid; gap: 18px; }
.policy-list article { padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.policy-list article:last-child { border-bottom: 0; padding-bottom: 0; }
.faq-list details { border-top: 1px solid var(--border); padding: 14px 0; }
.faq-list details:first-child { border-top: 0; }
.faq-list summary { cursor: pointer; color: var(--deep); font-weight: 800; min-height: 44px; display: flex; align-items: center; }
.faq-list p { color: var(--muted); padding-right: 10px; }

.app-layout { display: grid; grid-template-columns: minmax(260px,.8fr) 1.2fr; gap: 24px; align-items: center; }
.app-icon-line { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; }
.app-icon-line img { width: 64px; height: 64px; object-fit: contain; border-radius: 14px; background: var(--surface); border: 1px solid var(--border); }
.feature-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.feature-pills span { padding: 7px 10px; background: var(--deep-bg); border-radius: 999px; color: var(--deep); font-size: 14px; font-weight: 700; }

.site-footer { margin-top: 52px; background: var(--deep); color: var(--soft); padding: 42px 0 calc(30px + env(safe-area-inset-bottom)); }
.footer-top { display: grid; grid-template-columns: 220px 1fr; gap: 38px; }
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; }
.footer-logo-link { min-height: 44px; display: inline-flex; align-items: center; }
.footer-logo { width: auto; max-width: 180px; height: 34px; object-fit: contain; object-position: left center; filter: brightness(0) invert(1); }
.footer-word { color: #fff; font-size: 24px; font-weight: 900; }
.footer-brand strong { color: #fff; font-size: 20px; }
.footer-groups { grid-template-columns: repeat(4,minmax(0,1fr)); }
.footer-groups h2 { color: #fff; font-size: 15px; margin-bottom: 10px; }
.footer-groups a { display: block; color: var(--soft); min-height: 34px; padding: 4px 0; }
.footer-groups a:hover, .footer-groups a:focus-visible { color: #fff; text-decoration: underline; }
.footer-note { border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 20px; color: var(--soft); font-size: 14px; }

.overlay { position: fixed; inset: 0; z-index: 1090; background: rgba(4,24,13,.56); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .22s ease, visibility .22s ease; }
.overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.basket-panel { position: fixed; left: 50%; bottom: 0; z-index: 1100; width: min(720px,100%); max-height: 70vh; transform: translate(-50%,105%); background: var(--cream); border: 1px solid var(--border); border-bottom: 0; border-radius: 22px 22px 0 0; box-shadow: 0 -18px 54px rgba(15,61,36,.22); visibility: hidden; pointer-events: none; transition: transform .26s ease, visibility .26s ease; }
.basket-panel.is-open { transform: translate(-50%,0); visibility: visible; pointer-events: auto; }
.basket-head { min-height: 72px; padding: 12px 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); background: var(--surface); border-radius: 22px 22px 0 0; }
.basket-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.basket-logo { width: auto; height: 32px; max-width: 150px; object-fit: contain; object-position: left center; }
.basket-brand div { display: flex; flex-direction: column; line-height: 1.2; }
.basket-brand strong { color: var(--deep); }
.basket-brand span { color: var(--muted); font-size: 12px; }
.close-button { min-height: 44px; border: 1px solid var(--border-strong); background: var(--surface); color: var(--deep); border-radius: 12px; padding: 0 14px; font-weight: 800; }
.basket-scroll { max-height: calc(70vh - 72px); overflow-y: auto; overscroll-behavior: contain; padding: 18px; }
.basket-groups { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.basket-groups h2 { font-size: 16px; margin-bottom: 8px; }
.basket-groups a { display: block; padding: 10px 0; border-top: 1px solid var(--border); }
.basket-groups a:first-of-type { border-top: 0; }
.basket-groups strong, .basket-groups span { display: block; }
.basket-groups strong { color: var(--deep); }
.basket-groups span { color: var(--muted); font-size: 13px; line-height: 1.55; margin-top: 3px; }

.search-layer { position: fixed; z-index: 1110; top: 96px; left: 50%; width: min(760px, calc(100% - 32px)); transform: translate(-50%,-20px); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, transform .2s ease, visibility .2s ease; }
.search-layer.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%,0); }
.search-card { background: var(--cream); border: 1px solid var(--border-strong); border-radius: 18px; box-shadow: var(--shadow); padding: 20px; }
.search-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.search-head div { display: flex; flex-direction: column; }
.search-head strong { color: var(--deep); font-size: 20px; }
.search-head span { color: var(--muted); font-size: 14px; }
.search-appearance { display: grid; gap: 7px; margin-top: 18px; color: var(--deep); font-weight: 800; }
.search-appearance input { width: 100%; min-height: 48px; border-radius: 12px; border: 1px solid var(--border-strong); background: #fff; color: var(--text); padding: 0 14px; }
.search-note { margin-top: 10px; color: var(--muted); font-size: 13px; }
.search-presets { display: flex; flex-wrap: wrap; gap: 8px; }
.search-presets a { min-height: 40px; display: inline-flex; align-items: center; padding: 0 12px; border: 1px solid var(--border); background: #fff; border-radius: 10px; color: var(--deep); font-weight: 700; }

.mobile-bottom { display: none; }

@media (max-width: 900px) {
    .grid-4 { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .grid-3, .topic-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .footer-top { grid-template-columns: 1fr; }
    .footer-groups { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .app-layout { grid-template-columns: 1fr; }
    .app-media { max-height: 380px; }
}

@media (max-width: 700px) {
    :root { --top-mobile: 96px; }
    .site-main { padding-top: calc(var(--top-mobile) + 22px); }
    .ridge-nav { display: none; }
    .field-gate { height: 72px; }
    .gate-grid { grid-template-columns: minmax(0,1fr) auto minmax(0,1fr); gap: 8px; }
    .brand-logo { max-width: 126px; height: 30px; }
    .brand-word { font-size: 20px; white-space: nowrap; }
    .basket-button, .app-link { min-height: 44px; padding: 0 12px; font-size: 14px; }
    .app-link { justify-self: end; }
    .grid-3, .grid-2, .grid-4, .topic-grid, .shelf { grid-template-columns: 1fr; }
    .directory-item, .long-strip { grid-template-columns: 1fr; gap: 6px; }
    .number-item { grid-template-columns: 50px 1fr; }
    .rank-row { grid-template-columns: 58px 1fr; }
    .footer-groups { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 20px; }
    .site-footer { padding-bottom: calc(86px + env(safe-area-inset-bottom)); }
    .mobile-bottom { position: fixed; z-index: 900; display: grid; grid-template-columns: repeat(5,1fr); left: 0; right: 0; bottom: 0; min-height: 50px; padding-bottom: env(safe-area-inset-bottom); background: rgba(244,251,244,.97); border-top: 1px solid var(--border-strong); box-shadow: 0 -8px 24px rgba(15,61,36,.08); }
    .mobile-bottom a { min-height: 50px; display: flex; align-items: center; justify-content: center; color: var(--deep); font-size: 13px; font-weight: 800; }
    .mobile-bottom a.is-current { background: var(--green); color: #fff; }
    .basket-panel { width: 100%; max-height: 78vh; }
    .basket-scroll { max-height: calc(78vh - 72px); }
    .basket-groups { grid-template-columns: 1fr; }
    .search-layer { inset: 0; width: 100%; transform: none; background: var(--deep); }
    .search-layer.is-open { transform: none; }
    .search-card { min-height: 100%; border: 0; border-radius: 0; background: var(--deep); color: var(--cream); padding: calc(22px + env(safe-area-inset-top)) 18px calc(80px + env(safe-area-inset-bottom)); }
    .search-head strong, .search-head span, .search-appearance, .search-note { color: var(--cream); }
    .search-appearance input { background: var(--cream); color: var(--deep); }
    .search-presets a { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.22); color: #fff; }
    .search-card .close-button { background: transparent; border-color: rgba(255,255,255,.36); color: #fff; }
    .hero-media { aspect-ratio: 16/9; }
}

@media (max-width: 430px) {
    .wrap { width: min(calc(100% - 32px), var(--max)); }
    .mini-brand { max-width: 68vw; overflow: hidden; text-overflow: ellipsis; }
    .brand-logo { max-width: 108px; height: 28px; }
    .basket-button, .app-link { padding: 0 10px; }
    .footer-groups { grid-template-columns: 1fr 1fr; }
    .hero-copy, .section-pad { padding: 20px; }
}