:root {
    --bg: #FFF7FA;
    --surface: #FFFFFF;
    --soft: #FFEAF2;
    --title: #4A1630;
    --text: #5C2A3E;
    --muted: #8A4A62;
    --faint: #B07A90;
    --pink: #E85A8B;
    --pink-bright: #FF7AA8;
    --pink-deep: #C43B6E;
    --pink-pale: #FFE1EC;
    --border: rgba(232,90,139,0.16);
    --shadow: 0 14px 34px rgba(196,59,110,0.10);
    --rail: 88px;
    --top: 56px;
    --radius: 20px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; 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; }
body.layer-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input { font: inherit; }
button { color: inherit; }
a, button { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(232,90,139,.34); outline-offset: 3px; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 2000; background: var(--title); color: #fff; padding: 10px 16px; border-radius: 999px; }
.skip-link:focus { top: 10px; }
.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; }
.mobile-only { display: none; }
.topbar { position: fixed; z-index: 900; left: var(--rail); right: 0; top: 0; height: var(--top); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 12px; padding: 0 24px; background: rgba(255,247,250,.94); backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.topbar-side { min-width: 0; display: flex; align-items: center; }
.topbar-right { justify-content: flex-end; }
.brand-mark { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 4px 12px; border-radius: 999px; }
.brand-mark:hover { background: var(--soft); }
.brand-logo { height: 32px; width: auto; max-width: 190px; object-fit: contain; }
.brand-text { font-weight: 800; letter-spacing: .06em; color: var(--title); }
.app-entry { min-height: 44px; display: inline-flex; align-items: center; padding: 0 16px; color: #fff; font-weight: 700; background: linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%); border-radius: 999px; box-shadow: 0 8px 20px rgba(196,59,110,.16); }
.app-entry:hover { transform: translateY(-1px); }
.icon-button { min-width: 44px; min-height: 44px; border: 1px solid var(--border); background: var(--surface); border-radius: 999px; cursor: pointer; }
.rail { position: fixed; z-index: 950; inset: 0 auto 0 0; width: var(--rail); padding: 10px 8px 16px; background: var(--soft); border-right: 1px solid var(--border); display: flex; flex-direction: column; align-items: stretch; gap: 5px; overflow-y: auto; }
.rail-brand { min-height: 58px; display: flex; align-items: center; justify-content: center; border-radius: 18px; margin-bottom: 2px; }
.rail-brand:hover { background: rgba(255,255,255,.7); }
.rail-icon { width: 42px; height: 42px; object-fit: contain; border-radius: 13px; }
.rail-dot { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 13px; background: var(--pink); color: #fff; font-weight: 800; }
.rail-link { min-height: 52px; display: flex; align-items: center; justify-content: center; padding: 6px; border: 0; border-radius: 18px; color: var(--text); background: transparent; font-size: 13px; line-height: 1.2; text-align: center; cursor: pointer; }
.rail-link:hover { background: rgba(255,255,255,.78); color: var(--pink-deep); }
.rail-link.is-active { background: var(--pink-deep); color: #fff; box-shadow: 0 8px 18px rgba(196,59,110,.16); }
.rail-button { width: 100%; }
.site-main { margin-left: calc(var(--rail) + 24px); padding: calc(var(--top) + 28px) 24px 70px 0; min-height: 70vh; }
.page-wrap { width: min(1180px, 100%); margin: 0 auto; }
.page-head { padding: 20px 0 26px; }
.eyebrow { display: inline-block; color: var(--pink-deep); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
h1, h2, h3 { color: var(--title); line-height: 1.28; margin-top: 0; }
h1 { font-size: clamp(28px, 3vw, 34px); letter-spacing: -.02em; margin-bottom: 14px; }
h2 { font-size: clamp(22px, 2.5vw, 28px); margin-bottom: 12px; }
h3 { font-size: 18px; margin-bottom: 8px; }
p { margin: 0 0 14px; }
.lead { max-width: 820px; color: var(--muted); font-size: 17px; }
.section { margin: 26px 0; padding: 26px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.section.soft { background: var(--soft); }
.section.flat { box-shadow: none; }
.section-title { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.section-title p { color: var(--muted); max-width: 660px; margin: 0; }
.grid-2, .grid-3, .grid-4 { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.card { padding: 20px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.card p:last-child, .section p:last-child { margin-bottom: 0; }
.card-kicker { color: var(--pink-deep); font-weight: 800; font-size: 13px; }
.tag { display: inline-flex; align-items: center; min-height: 30px; padding: 3px 10px; border-radius: 999px; background: var(--pink-pale); color: var(--title); font-size: 13px; font-weight: 700; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 20px; }
.btn { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; border-radius: 999px; font-weight: 800; border: 1px solid transparent; }
.btn-primary { color: #fff; background: linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%); box-shadow: 0 10px 22px rgba(196,59,110,.15); }
.btn-secondary { background: #fff; color: var(--pink-deep); border-color: var(--border); }
.btn:hover { transform: translateY(-1px); }
.text-link { color: var(--pink-deep); font-weight: 800; text-decoration: underline; text-decoration-color: rgba(196,59,110,.3); text-underline-offset: 4px; }
.image-slot { width: 100%; min-height: 180px; border-radius: 18px; background: linear-gradient(135deg,#FFF0F5,#FFE1EC); border: 1px dashed rgba(232,90,139,.25); }
.content-image { border-radius: 18px; border: 1px solid var(--border); background: var(--soft); object-fit: cover; }
.cover-image { width: 100%; max-height: 360px; object-fit: cover; }
.hero-journal { padding: 28px; background: linear-gradient(180deg,#fff 0%,#fff7fa 100%); border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow); }
.hero-journal .hero-copy { max-width: 820px; }
.hero-journal .hero-image { margin-top: 22px; }
.hero-journal .hero-image .image-slot { min-height: 250px; max-height: 360px; aspect-ratio: 16/5.6; }
.hero-journal img { width: 100%; max-height: 360px; object-fit: cover; border-radius: 20px; }
.polaroid-wall { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; align-items: start; }
.polaroid { padding: 12px 12px 18px; background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow); transform: rotate(var(--tilt, 0deg)); }
.polaroid:nth-child(1){ --tilt:-1.2deg; }
.polaroid:nth-child(2){ --tilt:.8deg; margin-top: 16px; }
.polaroid:nth-child(3){ --tilt:-.6deg; }
.polaroid:nth-child(4){ --tilt:1.4deg; margin-top: 14px; }
.polaroid:nth-child(5){ --tilt:-.8deg; }
.polaroid:nth-child(6){ --tilt:1deg; margin-top: 10px; }
.polaroid .image-slot, .polaroid img { aspect-ratio: 4/3; min-height: 0; width: 100%; object-fit: cover; border-radius: 13px; }
.polaroid h3 { margin: 14px 4px 6px; }
.polaroid p { margin: 0 4px 8px; color: var(--muted); font-size: 15px; }
.notebook { background: repeating-linear-gradient(#fff 0,#fff 37px,#ffeaf2 38px); }
.notebook-row { display: grid; grid-template-columns: 62px 1fr; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.notebook-row:last-child { border-bottom: 0; }
.notebook-num { color: var(--pink); font-size: 26px; font-weight: 900; }
.album-shelf { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; align-items: end; }
.album-book { position: relative; min-height: 260px; padding: 22px 18px; display: flex; flex-direction: column; justify-content: flex-end; border-radius: 16px 22px 22px 16px; border: 1px solid var(--border); background: linear-gradient(155deg,#FFEAF2,#fff); box-shadow: -8px 10px 24px rgba(196,59,110,.08); }
.album-book:before { content:""; position:absolute; left: 8px; top: 12px; bottom: 12px; width: 2px; background: rgba(196,59,110,.18); }
.album-book p { color: var(--muted); font-size: 14px; }
.number-list { counter-reset: item; display: grid; gap: 14px; }
.number-item { display: grid; grid-template-columns: 72px 1fr; gap: 16px; align-items: start; padding: 18px; border-radius: 18px; background: #fff; border: 1px solid var(--border); }
.number-item .big-num { color: var(--pink); font-size: 42px; line-height: 1; font-weight: 900; letter-spacing: -.04em; }
.status-card { min-height: 180px; display: flex; flex-direction: column; justify-content: space-between; }
.status-card .status { color: var(--pink-deep); font-weight: 900; }
.letter-card { padding: 26px; border-radius: 20px; background: #fff; border: 1px solid var(--border); box-shadow: 0 12px 28px rgba(196,59,110,.07); }
.letter-card blockquote { margin: 0; padding-left: 18px; border-left: 3px solid var(--pink); color: var(--text); }
.opinion { margin-top: 14px; color: var(--muted); font-size: 14px; }
.article-prose { max-width: 860px; }
.article-prose p { margin-bottom: 16px; }
.article-prose h2 { margin-top: 34px; }
.index-list { display: grid; gap: 12px; }
.index-list a, .index-list .index-row { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px 18px; background: #fff; border: 1px solid var(--border); border-radius: 16px; }
.index-list strong { color: var(--title); }
.index-list span { color: var(--muted); }
.people-grid .card { min-height: 220px; }
.steps { display: grid; gap: 14px; }
.step { display: grid; grid-template-columns: 54px 1fr; gap: 16px; padding: 18px; border: 1px solid var(--border); border-radius: 18px; background: #fff; }
.step-num { width: 44px; height: 44px; display:grid; place-items:center; border-radius: 14px; background: var(--pink-pale); color: var(--title); font-weight: 900; }
.mood-cover { min-height: 220px; padding: 26px; display:flex; flex-direction:column; justify-content:flex-end; border-radius:22px; background: linear-gradient(145deg,#fff,#ffeaf2); border:1px solid var(--border); }
.policy-section { padding: 22px 0; border-bottom: 1px solid var(--border); }
.policy-section:last-child { border-bottom: 0; }
.faq-list { display: grid; gap: 14px; }
.faq-item { padding: 22px; border-radius: 18px; background: #fff; border:1px solid var(--border); }
.faq-item h2 { font-size: 19px; }
.contact-route { min-height: 200px; }
.app-showcase { display: grid; grid-template-columns: .88fr 1.12fr; gap: 28px; align-items: center; }
.app-visual { padding: 22px; border-radius: 30px; background: var(--soft); border: 1px solid var(--border); }
.app-visual img, .app-visual .image-slot { width:100%; max-height:520px; min-height:280px; object-fit:contain; border-radius:22px; }
.mini-app-icon { width: 52px; height: 52px; border-radius: 15px; object-fit: cover; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.breadcrumbs a:hover { color: var(--pink-deep); }
.site-footer { margin-left: var(--rail); background: #4A1630; color: #F8D6E4; padding: 44px 24px 28px; }
.footer-inner { width: min(1180px,100%); margin:0 auto; }
.footer-brand { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: end; padding-bottom: 30px; border-bottom: 1px solid rgba(248,214,228,.15); }
.footer-logo-wrap { display: inline-flex; align-items: center; gap: 14px; min-height: 52px; width: fit-content; color: #fff; }
.footer-logo { max-width: 170px; max-height: 34px; object-fit:contain; }
.footer-logo-wrap span { display:flex; flex-direction:column; }
.footer-logo-wrap small { color:#F8D6E4; letter-spacing:.12em; }
.footer-brand p { color:#F8D6E4; margin:0; max-width:560px; }
.footer-groups { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:24px; padding:30px 0; }
.footer-groups h2 { color:#fff; font-size:16px; margin-bottom:12px; }
.footer-groups a { display:block; min-height:34px; color:#F8D6E4; }
.footer-groups a:hover { color:#fff; text-decoration:underline; text-underline-offset:4px; }
.footer-note { padding-top:20px; border-top:1px solid rgba(248,214,228,.15); color:#F8D6E4; font-size:14px; }
.page-overlay { position:fixed; inset:0; z-index:1100; background:rgba(74,22,48,.28); opacity:0; visibility:hidden; pointer-events:none; transition:.2s ease; }
.page-overlay.is-open { opacity:1; visibility:visible; pointer-events:auto; }
.full-menu { position:fixed; inset:0; z-index:1200; overflow:auto; padding:20px; background:var(--bg); opacity:0; visibility:hidden; pointer-events:none; transform:scale(.99); transition:.2s ease; }
.full-menu.is-open { opacity:1; visibility:visible; pointer-events:auto; transform:none; }
.layer-shell { width:min(1180px,100%); margin:0 auto; }
.layer-head { min-height:58px; display:flex; align-items:center; justify-content:space-between; gap:18px; margin-bottom:20px; }
.layer-head.compact { align-items:flex-start; }
.layer-brand { min-height:44px; display:flex; align-items:center; }
.layer-logo { max-width:190px; max-height:34px; object-fit:contain; }
.close-button { min-height:44px; padding:0 16px; border:1px solid var(--border); border-radius:999px; background:#fff; color:var(--pink-deep); font-weight:800; cursor:pointer; }
.menu-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; }
.menu-group { padding:20px; border:1px solid var(--border); border-radius:22px; background:#fff; }
.menu-group h2 { font-size:20px; }
.menu-group a { min-height:82px; display:flex; flex-direction:column; justify-content:center; padding:13px 14px; margin:8px 0; border-radius:16px; background:var(--soft); }
.menu-group a:hover { background:var(--pink-pale); transform:translateY(-1px); }
.menu-group strong { color:var(--title); }
.menu-group span { color:var(--muted); font-size:13px; line-height:1.6; }
.search-layer { position:fixed; inset:0; z-index:1250; display:grid; place-items:center; padding:20px; opacity:0; visibility:hidden; pointer-events:none; }
.search-layer.is-open { opacity:1; visibility:visible; pointer-events:auto; }
.search-card { width:min(620px,100%); padding:24px; border-radius:24px; background:#fff; border:1px solid var(--border); box-shadow:0 24px 70px rgba(74,22,48,.18); }
.search-card h2 { font-size:22px; margin:5px 0 0; }
.search-box { display:block; }
.search-box input { width:100%; min-height:50px; padding:0 18px; border-radius:16px; border:1px solid var(--border); color:var(--text); background:var(--bg); }
.search-presets { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; margin-top:16px; }
.search-presets a { min-height:46px; display:flex; align-items:center; justify-content:center; padding:8px 12px; border-radius:14px; background:var(--soft); color:var(--title); font-weight:700; }
.search-presets a:hover { background:var(--pink-pale); }
.search-hint { color:var(--muted); font-size:13px; margin:14px 0 0; }
.mobile-nav { display:none; }
@media (max-width: 900px) {
    .desktop-only { display:none !important; }
    .mobile-only { display:flex; }
    .topbar { left:0; padding:0 12px; grid-template-columns:minmax(64px,1fr) auto minmax(64px,1fr); }
    .topbar-left { justify-content:flex-start; }
    .app-entry { min-height:44px; padding:0 12px; font-size:14px; }
    .brand-logo { max-width:150px; height:30px; }
    .site-main { margin-left:0; padding:calc(var(--top) + 20px) 16px 82px; }
    .site-footer { margin-left:0; padding:40px 16px 84px; }
    .footer-brand { grid-template-columns:1fr; }
    .grid-4, .album-shelf { grid-template-columns:repeat(2,minmax(0,1fr)); }
    .grid-3, .polaroid-wall { grid-template-columns:repeat(2,minmax(0,1fr)); }
    .app-showcase { grid-template-columns:1fr; }
    .menu-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
    .menu-group { padding:14px; }
    .mobile-nav { position:fixed; z-index:1000; 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(196,59,110,.08); }
    .mobile-nav a { min-width:0; min-height:50px; display:flex; align-items:center; justify-content:center; color:var(--muted); font-size:13px; font-weight:700; }
    .mobile-nav a.is-active { color:var(--pink); }
}
@media (max-width: 640px) {
    body { line-height:1.72; }
    .site-main { padding-left:16px; padding-right:16px; }
    .hero-journal, .section { padding:20px; }
    .grid-2, .grid-3, .grid-4, .album-shelf, .polaroid-wall, .footer-groups { grid-template-columns:1fr; }
    .polaroid { transform:none; margin-top:0 !important; }
    .album-book { min-height:220px; }
    .number-item { grid-template-columns:58px 1fr; padding:16px; }
    .number-item .big-num { font-size:34px; }
    .index-list a, .index-list .index-row { grid-template-columns:1fr; gap:4px; }
    .menu-grid { grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px; }
    .menu-group { padding:10px; border-radius:18px; }
    .menu-group h2 { font-size:17px; }
    .menu-group a { min-height:88px; padding:10px; }
    .menu-group span { font-size:12px; }
    .search-card { padding:18px; }
    .search-presets { grid-template-columns:1fr 1fr; }
    .footer-groups { gap:10px; }
    .footer-groups section { padding:8px 0; border-bottom:1px solid rgba(248,214,228,.11); }
}
@media (prefers-reduced-motion: reduce) {
    * { scroll-behavior:auto !important; transition:none !important; }
}