:root{--bg:#FFF7FA;--paper:#FFFFFF;--soft:#FFEAF2;--title:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--pale:#B07A90;--pink:#E85A8B;--bright:#FF7AA8;--deep:#C43B6E;--light:#FFE1EC;--line:rgba(232,90,139,.16);--shadow:0 14px 34px rgba(196,59,110,.10)}
*{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",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(1180px,calc(100% - 32px));margin:0 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}
.site-head{position:fixed;top:0;left:0;right:0;z-index:50}.candy-strip{height:22px;background:var(--deep);color:#fff;font-size:12px}.candy-strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-action{border:0;background:transparent;color:#fff;padding:0 8px;height:22px}.cover-bar{height:64px;background:#fff;border-bottom:1px solid var(--line)}.cover-bar-inner{height:64px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand-link{justify-self:start;min-width:44px;min-height:44px;display:flex;align-items:center}.brand-logo{height:34px;max-width:180px;object-fit:contain;object-position:left center}.brand-fallback{font-size:20px;font-weight:800;color:var(--title)}.envelope-button,.app-link,.pill-link,.btn{min-height:44px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border:1px solid var(--line);font-weight:700}.envelope-button{background:var(--soft);color:var(--deep)}.app-link{justify-self:end;background:linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%);color:#fff;border:0}.sticker-rail{height:44px;background:var(--soft);border-bottom:1px solid var(--line)}.sticker-inner{height:44px;display:flex;align-items:center;gap:8px}.sticker-link{padding:6px 12px;border-radius:10px;color:var(--title);font-size:14px}.sticker-link.active{background:var(--deep);color:#fff}.site-main{padding-top:130px;min-height:70vh}.page{padding:40px 0 72px}.page-hero{margin-bottom:28px}.eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--deep);text-transform:uppercase}.page h1{font-size:clamp(28px,4vw,32px);line-height:1.25;color:var(--title);margin:8px 0 12px}.lead{max-width:860px;color:var(--muted);font-size:17px}.hero-image,.image-slot{background:linear-gradient(180deg,#fff,#fff7fa);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden;display:flex;align-items:center;justify-content:center}.hero-image{min-height:180px;max-height:300px;margin:18px 0}.hero-image img{width:100%;max-height:300px;object-fit:contain;object-position:center}.image-slot{min-height:180px}.image-slot img{width:100%;max-height:240px;object-fit:contain;object-position:center}.image-slot.tall img{max-height:420px}.fallback-slot{min-height:190px;background:var(--soft);border:1px dashed var(--line);border-radius:20px;display:flex;align-items:center;justify-content:center;color:var(--title);font-weight:800;padding:24px;text-align:center}.section{margin:26px 0}.section-title{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:14px}.section-title h2{font-size:22px;line-height:1.3;margin:0;color:var(--title)}.section-title p{margin:0;color:var(--muted);font-size:14px}.card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow)}.card h2,.card h3{color:var(--title);margin-top:0}.card p:last-child{margin-bottom:0}.grid-2,.grid-3,.grid-4,.grid-6{display:grid;gap:16px}.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))}.grid-6{grid-template-columns:repeat(3,minmax(0,1fr))}.note-card{display:flex;flex-direction:column;gap:12px}.note-card .image-slot{min-height:180px}.note-card h3{margin:0;color:var(--title)}.note-card p{margin:0}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.pill-link,.btn.secondary{background:#fff;color:var(--deep)}.btn.primary{background:linear-gradient(135deg,#FF7AA8 0%,#E85A8B 55%,#C43B6E 100%);color:#fff;border:0}.btn:hover,.pill-link:hover,.envelope-button:hover,.sticker-link:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(232,90,139,.38);outline-offset:2px}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}.number{font-size:28px;font-weight:900;color:var(--pink);line-height:1}.number-item h3{margin:0 0 4px;color:var(--title)}.number-item p{margin:0}.album-books{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.album-book{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px}.book-cover{aspect-ratio:3/4;background:var(--soft);border-radius:14px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--title);font-weight:900;padding:18px;margin-bottom:12px}.status-card{background:var(--soft);border:1px solid var(--line);border-radius:18px;padding:20px}.status-card strong{display:block;color:var(--title);font-size:18px;margin-bottom:6px}.steps{counter-reset:step;display:grid;gap:12px}.steps article{position:relative;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px 18px 18px 68px}.steps article:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--pink);font-weight:900;font-size:22px}.steps h3{margin:0 0 4px;color:var(--title)}.steps p{margin:0}.quote-letter{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;position:relative}.quote-letter:before{content:"编辑观点";display:inline-flex;background:var(--deep);color:#fff;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:800;margin-bottom:12px}.term-list{display:grid;gap:14px}.term-list article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.term-list h2{font-size:19px;margin:0 0 8px;color:var(--title)}.term-list p{margin:0}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0}.tag{display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--soft);color:var(--deep);font-weight:700;font-size:13px}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center}.app-visual{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}.app-icon{width:72px;height:72px;object-fit:contain;border-radius:18px}.notice{background:var(--light);border-left:4px solid var(--pink);padding:16px 18px;border-radius:12px;color:var(--title)}
.site-footer{background:var(--title);color:#F8D6E4;padding:42px 0 calc(24px + env(safe-area-inset-bottom))}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}.footer-brand-link{display:flex;align-items:center;gap:12px;color:#fff}.footer-logo{height:34px;max-width:170px;object-fit:contain}.footer-brand-link strong{display:block}.footer-brand-link small{display:block;opacity:.8}.footer-brand p{font-size:14px;max-width:420px}.site-footer h2{font-size:15px;color:#fff;margin:0 0 10px}.site-footer a{display:block;padding:3px 0;color:#F8D6E4}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:16px;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(74,22,48,.36);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.show{opacity:1;visibility:visible;pointer-events:auto}.envelope-drawer{position:fixed;left:50%;bottom:0;z-index:90;width:min(920px,100%);max-height:70vh;background:#fff;border-radius:24px 24px 0 0;box-shadow:0 -20px 50px rgba(74,22,48,.18);transform:translate(-50%,110%);visibility:hidden;pointer-events:none;transition:.28s ease;overflow:auto}.envelope-drawer.show{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line);z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px;color:var(--title)}.drawer-brand img{height:30px;max-width:150px;object-fit:contain}.close-button{border:1px solid var(--line);background:#fff;color:var(--deep);border-radius:999px;min-height:44px;padding:0 14px}.drawer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:20px}.drawer-groups h2{font-size:15px;color:var(--deep)}.drawer-groups a{display:block;border-top:1px solid var(--line);padding:10px 0}.drawer-groups b{display:block;color:var(--title);font-size:14px}.drawer-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.55;margin-top:3px}.search-panel{position:fixed;left:0;right:0;top:86px;z-index:95;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-10px);transition:.2s}.search-panel.show{visibility:visible;pointer-events:auto;opacity:1;transform:translateY(0)}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:0 0 22px 22px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;justify-content:space-between;align-items:center;color:var(--title)}.fake-search{display:block;margin:14px 0}.fake-search input{width:100%;height:48px;border:1px solid var(--line);border-radius:999px;padding:0 18px;color:var(--text);background:var(--bg)}.preset-links{display:flex;gap:8px;flex-wrap:wrap}.preset-links a{background:var(--soft);color:var(--deep);padding:8px 12px;border-radius:999px;font-weight:700;font-size:14px}.search-card p{color:var(--muted);font-size:13px;margin-bottom:0}.mobile-bottom{display:none}
@media(max-width:900px){.grid-3,.grid-4,.grid-6{grid-template-columns:repeat(2,minmax(0,1fr))}.album-books{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-brand{grid-column:1/-1}.drawer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.split{grid-template-columns:1fr}}
@media(max-width:640px){body{font-size:16px}.wrap{width:min(100% - 32px,1180px)}.sticker-rail{display:none}.site-main{padding-top:86px;padding-bottom:64px}.cover-bar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:6px}.brand-logo{height:30px;max-width:126px}.brand-fallback{font-size:18px}.envelope-button,.app-link{min-height:44px;padding:0 12px;font-size:13px}.page{padding:28px 0 54px}.page h1{font-size:28px}.grid-2,.grid-3,.grid-4,.grid-6{grid-template-columns:1fr}.album-books{grid-template-columns:repeat(2,minmax(0,1fr))}.number-item{grid-template-columns:44px 1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.drawer-groups{grid-template-columns:1fr;padding:14px 18px}.envelope-drawer{max-height:78vh}.search-panel{top:86px}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:60;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted);min-width:0}.mobile-bottom a.active{background:var(--pink);color:#fff;font-weight:800}.site-footer{padding-bottom:calc(80px + env(safe-area-inset-bottom))}.app-visual{grid-template-columns:1fr}.hero-image{min-height:150px}.section-title{align-items:start;flex-direction:column;gap:4px}}