:root{
  --bg:#FFF7FA;--paper:#FFFFFF;--soft:#FFEAF2;--ink:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--faint:#B07A90;
  --pink:#E85A8B;--pink2:#FF7AA8;--deep:#C43B6E;--pale:#FFE1EC;--border:rgba(232,90,139,.16);
  --shadow:0 14px 34px rgba(196,59,110,.10);--rail:88px;--top:56px;--radius:20px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);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:1.75;overflow-x:hidden}body.overlay-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}.desktop-only{display:block}.mobile-only{display:none!important}
.topbar{position:fixed;inset:0 0 auto 0;height:var(--top);z-index:900;background:rgba(255,247,250,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 22px 0 calc(var(--rail) + 24px)}.topbar-side{display:flex;align-items:center}.topbar-right{justify-content:flex-end}.brand-top{display:flex;align-items:center;justify-content:center;min-width:132px;height:44px}.brand-logo{max-height:36px;width:auto}.brand-word{font-weight:800;color:var(--ink);letter-spacing:.04em}.app-link,.text-button,.pill-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:999px;font-weight:700}.app-link{background:linear-gradient(135deg,var(--pink2) 0%,var(--pink) 55%,var(--deep) 100%);color:#fff;box-shadow:0 8px 20px rgba(196,59,110,.16)}.icon-button{border:0;background:var(--paper);color:var(--deep);border-radius:999px;min-width:44px;height:44px;padding:0 12px;box-shadow:0 5px 16px rgba(196,59,110,.08);cursor:pointer}
.side-rail{position:fixed;left:0;top:0;bottom:0;width:var(--rail);z-index:950;background:var(--pale);border-right:1px solid var(--border);padding:68px 10px 18px;overflow-y:auto}.rail-brand,.rail-item{display:flex;align-items:center;justify-content:center;text-align:center;border-radius:999px;color:var(--deep);min-height:54px;margin:0 0 8px;font-size:13px;font-weight:700;line-height:1.25;padding:8px}.rail-brand{height:58px}.rail-brand img{width:40px;height:40px;object-fit:contain}.rail-item.is-current,.rail-brand.is-current{background:var(--deep);color:#fff}.rail-button{width:100%;border:0;background:transparent;cursor:pointer}.rail-item:hover,.rail-item:focus-visible,.rail-button:hover,.rail-button:focus-visible{outline:none;background:#fff;color:var(--deep)}
.site-main{padding:calc(var(--top) + 34px) 24px 70px calc(var(--rail) + 24px);min-height:70vh}.content-wrap{max-width:1180px;margin:0 auto}.page-hero{background:var(--paper);border:1px solid var(--border);border-radius:24px;padding:30px;box-shadow:var(--shadow);margin-bottom:28px}.eyebrow{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:999px;background:var(--pale);color:var(--deep);font-weight:800;font-size:13px;letter-spacing:.04em}.page-hero h1,.cover-copy h1{margin:12px 0 12px;color:var(--ink);font-size:clamp(28px,4vw,34px);line-height:1.24}.lead{font-size:17px;color:var(--muted);max-width:820px;margin:0}.prose{max-width:920px}.prose p{margin:0 0 16px}.section-card,.note-card,.feature-card,.status-card,.index-card,.qa-item,.step-card,.letter-card,.policy-card{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.section-card{padding:26px;margin:22px 0}.section-card h2,.section-title h2,.note-card h2,.policy-card h2{margin:0 0 10px;color:var(--ink);font-size:22px;line-height:1.35}.section-title{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:34px 0 16px}.section-title p{margin:0;color:var(--muted);max-width:680px}.visual-slot{background:linear-gradient(145deg,#fff 0%,#fff3f7 100%);border:1px dashed rgba(232,90,139,.28);border-radius:20px;min-height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden}.visual-slot img{width:100%;height:100%;object-fit:cover}.image-natural img{object-fit:contain;background:#fff}.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))}.feature-card,.status-card,.index-card,.step-card,.policy-card{padding:22px}.feature-card h3,.status-card h3,.index-card h3,.step-card h3{margin:0 0 8px;color:var(--ink);font-size:19px}.feature-card p,.status-card p,.index-card p,.step-card p{margin:0;color:var(--muted)}.link-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}.pill-button.primary{background:linear-gradient(135deg,var(--pink2) 0%,var(--pink) 55%,var(--deep) 100%);color:#fff}.pill-button.secondary{background:#fff;color:var(--deep);border:1px solid var(--border)}.pill-button:hover,.pill-button:focus-visible,.app-link:hover,.app-link:focus-visible{transform:translateY(-1px);outline:3px solid rgba(232,90,139,.17);outline-offset:2px}
.home-cover{max-width:1180px;margin:0 auto 32px}.cover-card{background:var(--paper);border:1px solid var(--border);border-radius:26px;padding:30px;box-shadow:var(--shadow)}.cover-copy{max-width:760px}.cover-copy .intro{font-size:17px;color:var(--muted);margin:0 0 16px}.cover-visual{margin-top:22px;max-height:360px;min-height:220px}.cover-visual img{max-height:360px;width:100%;object-fit:cover}.polaroid-wall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}.polaroid{background:#fff;border:1px solid var(--border);border-radius:18px;padding:12px 12px 18px;box-shadow:var(--shadow)}.polaroid:nth-child(2n){transform:rotate(1.2deg)}.polaroid:nth-child(3n){transform:rotate(-1.2deg)}.polaroid .visual-slot{min-height:150px;border-radius:14px}.polaroid h3{margin:14px 4px 6px;color:var(--ink)}.polaroid p{margin:0 4px;color:var(--muted)}.notebook{background:repeating-linear-gradient(#fff,#fff 39px,#fde7ef 40px);border-left:5px solid var(--pink);border-radius:18px;padding:24px 24px 22px;box-shadow:var(--shadow)}.notebook-list{display:grid;gap:8px;margin:16px 0}.notebook-item{display:grid;grid-template-columns:52px 1fr;gap:12px;align-items:start}.notebook-item b{color:var(--pink);font-size:22px}.album-books{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.album-book{background:linear-gradient(180deg,#fff 0%,#fff4f8 100%);border:1px solid var(--border);border-radius:18px;min-height:240px;padding:22px;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:var(--shadow)}.album-book strong{color:var(--ink);font-size:20px}.album-book span{color:var(--muted);margin-top:8px}.number-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.number-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px}.number-card b{font-size:44px;line-height:1;color:var(--pink);display:block;margin-bottom:14px}.number-card h3{margin:0 0 8px;color:var(--ink)}.number-card p{margin:0;color:var(--muted)}.letter-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.letter-card{padding:24px}.letter-card .label{color:var(--deep);font-weight:800}.letter-card p{margin:10px 0 0}.app-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px;align-items:center}.app-panel .visual-slot{min-height:260px}.app-mark{display:flex;align-items:center;gap:12px;margin-bottom:14px}.app-mark img{width:54px;height:54px;object-fit:contain}.app-mark strong{font-size:22px;color:var(--ink)}
.chip-row{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 0}.chip{padding:7px 12px;border-radius:999px;background:var(--soft);color:var(--deep);font-size:14px;font-weight:700}.timeline{display:grid;gap:16px}.timeline .step-card{display:grid;grid-template-columns:54px 1fr;gap:16px}.step-no{width:46px;height:46px;border-radius:50%;background:var(--pale);display:flex;align-items:center;justify-content:center;color:var(--deep);font-weight:800}.story-body{background:#fff;border:1px solid var(--border);border-radius:22px;padding:30px;box-shadow:var(--shadow)}.story-body p:first-of-type::first-letter{font-size:42px;line-height:1;float:left;margin:7px 8px 0 0;color:var(--pink);font-weight:800}.mood-cover{min-height:220px;background:linear-gradient(145deg,#fff4f8,#ffe9f1);border:1px solid var(--border);border-radius:20px;padding:24px;display:flex;flex-direction:column;justify-content:flex-end}.mood-cover h3{margin:0;color:var(--ink)}.mood-cover p{margin:8px 0 0;color:var(--muted)}.bookshelf{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.book{min-height:280px;border-radius:16px;background:#fff;border:1px solid var(--border);padding:20px;box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:space-between}.book .spine{height:8px;border-radius:99px;background:var(--pink);width:42%;margin-bottom:18px}.book h3{color:var(--ink)}.book p{color:var(--muted)}.letter-layout{max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:22px;padding:34px;box-shadow:var(--shadow)}.letter-layout p{margin:0 0 18px}.editor-view{display:inline-block;padding:7px 12px;background:var(--pale);color:var(--deep);border-radius:999px;font-weight:800;font-size:13px;margin-bottom:18px}.qa-list{display:grid;gap:14px}.qa-item{padding:22px}.qa-item h2{font-size:18px;margin:0 0 10px;color:var(--ink)}.qa-item p{margin:0;color:var(--text)}.policy-list{display:grid;gap:16px}.notice{padding:18px 20px;border-radius:18px;background:var(--soft);border:1px solid var(--border);color:var(--text)}.notice strong{color:var(--ink)}
.site-footer{margin-left:var(--rail);background:var(--ink);color:#F8D6E4;padding:44px 24px 36px}.footer-inner{max-width:1180px;margin:0 auto}.footer-brand-link{display:inline-flex;align-items:center;gap:14px;color:#fff}.footer-logo{max-height:34px;width:auto}.footer-brand small{display:block;color:#F8D6E4;letter-spacing:.12em;margin-top:2px}.footer-brand p{max-width:560px}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin:28px 0}.footer-grid h2{font-size:16px;color:#fff;margin:0 0 10px}.footer-grid a{display:block;padding:5px 0;color:#F8D6E4}.footer-grid a:hover,.footer-grid a:focus-visible{color:#fff;text-decoration:underline}.footer-note{border-top:1px solid rgba(255,255,255,.12);padding-top:20px}.copyright{margin-bottom:0;color:#E9BFD0;font-size:14px}
.page-mask{position:fixed;inset:0;background:rgba(74,22,48,.22);z-index:1002;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}.menu-layer,.search-layer{position:fixed;inset:0;z-index:1003;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.menu-layer{background:var(--pale);overflow-y:auto}.menu-open .menu-layer{visibility:visible;opacity:1;pointer-events:auto}.menu-shell{max-width:1180px;margin:0 auto;padding:28px 24px 60px}.menu-head{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:24px}.menu-brand img{max-height:38px}.close-button{min-width:44px;min-height:44px;border:1px solid var(--border);background:#fff;color:var(--deep);border-radius:999px;padding:0 16px;cursor:pointer;font-weight:700}.menu-sections{display:grid;gap:26px}.menu-sections section>h2{color:var(--ink);font-size:18px;margin:0 0 12px}.menu-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.menu-grid a{background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px;min-height:112px}.menu-grid strong{display:block;color:var(--ink);margin-bottom:7px}.menu-grid span{color:var(--muted);font-size:14px}.menu-grid a:hover,.menu-grid a:focus-visible{outline:3px solid rgba(232,90,139,.15);outline-offset:2px;transform:translateY(-1px)}.search-layer{display:flex;align-items:center;justify-content:center;padding:22px}.search-open .search-layer{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(620px,100%);background:#fff;border:1px solid var(--border);border-radius:24px;padding:26px;box-shadow:0 24px 70px rgba(74,22,48,.18)}.search-title-row{display:flex;align-items:center;justify-content:space-between;gap:14px}.search-title-row h2{margin:0;color:var(--ink);font-size:22px}.search-field{display:grid;gap:8px;margin-top:20px;color:var(--muted);font-size:14px}.search-field input{width:100%;height:48px;border:1px solid var(--border);border-radius:999px;padding:0 18px;color:var(--ink);background:var(--bg);outline:none}.search-field input:focus{border-color:var(--pink);box-shadow:0 0 0 3px rgba(232,90,139,.12)}.search-tip{color:var(--muted);font-size:14px}.search-links{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.search-links a{min-height:44px;display:flex;align-items:center;justify-content:center;border-radius:999px;background:var(--soft);color:var(--deep);font-weight:700}
.mobile-nav{display:none}.soft-divider{height:1px;background:var(--border);margin:26px 0}.meta-line{color:var(--faint);font-size:14px}.center{text-align:center}
@media (max-width:980px){.grid-4,.album-books,.number-list,.bookshelf{grid-template-columns:repeat(2,minmax(0,1fr))}.polaroid-wall{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.app-panel{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:760px){.desktop-only{display:none!important}.mobile-only{display:flex!important}.topbar{padding:0 12px;grid-template-columns:1fr auto 1fr}.topbar-left{justify-content:flex-start}.topbar-right{justify-content:flex-end}.brand-top{min-width:116px}.brand-logo{max-width:140px;max-height:32px}.app-link{min-height:44px;padding:0 13px;font-size:14px}.site-main{padding:calc(var(--top) + 22px) 16px 84px}.site-footer{margin-left:0;padding:38px 16px calc(78px + env(safe-area-inset-bottom))}.page-hero,.cover-card{padding:22px}.grid-2,.grid-3,.grid-4,.album-books,.number-list,.bookshelf,.letter-pair,.polaroid-wall{grid-template-columns:1fr}.polaroid:nth-child(n){transform:none}.section-title{align-items:flex-start;flex-direction:column}.menu-shell{padding:18px 16px 42px}.menu-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.menu-grid a{min-height:120px;padding:15px}.search-links{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.mobile-nav{position:fixed;left:0;right:0;bottom:0;z-index:1000;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.98);border-top:1px solid var(--border);display:grid!important;grid-template-columns:repeat(5,1fr);align-items:center}.mobile-nav a{height:50px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;font-weight:700}.mobile-nav a.is-current{color:var(--pink)}.cover-visual{min-height:170px}.timeline .step-card{grid-template-columns:46px 1fr}.story-body,.letter-layout{padding:22px}}
@media (max-width:430px){.menu-grid{grid-template-columns:1fr 1fr}.menu-grid span{font-size:13px}.search-card{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.rail-brand{display:none}}
.page-diary .section-card{background:repeating-linear-gradient(#fff,#fff 39px,#fde7ef 40px);border-left:4px solid var(--pink)}
.page-face .index-card{position:relative;padding-top:58px}.page-face .index-card:before{content:'人物观察';position:absolute;left:22px;top:20px;padding:6px 10px;border-radius:999px;background:var(--pale);color:var(--deep);font-size:12px;font-weight:800}
.page-city .index-card{min-height:210px}.page-moment .index-card{min-height:200px}.page-app .policy-list{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.page-app .policy-card:first-child{grid-column:1/-1}
@media (max-width:760px){.page-app .policy-list{grid-template-columns:1fr}.page-app .policy-card:first-child{grid-column:auto}}