:root{
  --bg:#F3FBFA;--deep:#DCEFED;--card:#FFFFFF;--soft:#E6F4F2;--title:#12312E;--text:#1E3F3B;
  --muted:#4A6E6A;--aux:#6F908C;--brand:#1A8A80;--bright:#2BB3A6;--dark:#0E6B63;--gold:#C9A24A;--ink:#0A3A36;
  --border:rgba(26,138,128,.18);--shadow:0 12px 28px rgba(10,58,54,.08);--glow:0 6px 16px rgba(26,138,128,.18);
  --radius:12px;--max:960px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}
body.lock{overflow:hidden}
a{color:var(--dark);text-decoration:none}
a:hover{color:var(--brand)}
button,a{touch-action:manipulation}
button{font:inherit}
img{display:block;max-width:100%}
.qingyan{position:fixed;z-index:80;top:0;left:0;right:0;height:18px;background:var(--ink);color:#fff;font-size:12px}
.qingyan-inner,.guae-inner,.qingdian-inner{max-width:var(--max);margin:0 auto;padding:0 16px;height:100%;display:flex;align-items:center;justify-content:space-between}
.text-search{border:0;background:transparent;color:#fff;padding:0 4px;height:18px;cursor:pointer;font-size:12px}
.guae{position:fixed;z-index:79;top:18px;left:0;right:0;height:54px;background:rgba(243,251,250,.98);border-bottom:1px solid var(--border);backdrop-filter:blur(10px)}
.brand{height:44px;display:flex;align-items:center;color:var(--title);font-weight:800;font-size:16px;min-width:44px}
.brand img,.footer-brand img,.gua-page-brand img{height:24px;width:auto;object-fit:contain;object-position:center}
.header-actions{display:flex;align-items:center;gap:8px}
.header-app,.menu-btn{height:44px;min-width:44px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--dark);font-weight:700;font-size:14px;cursor:pointer}
.menu-btn{background:linear-gradient(135deg,var(--bright) 0%,var(--brand) 52%,var(--dark) 100%);color:#fff;border-color:transparent;box-shadow:var(--glow);transition:filter 180ms,box-shadow 180ms,transform 180ms}
.qingdian{position:fixed;z-index:78;top:72px;left:0;right:0;height:44px;background:var(--soft);border-bottom:1px solid var(--border)}
.qingdian-inner{justify-content:flex-start;gap:16px}
.qingdian-link{height:34px;padding:0 12px;display:inline-flex;align-items:center;gap:8px;border-radius:18px;color:var(--text);font-size:13px;border:1px solid transparent;transition:filter 180ms,box-shadow 180ms,background 180ms}
.qingdian-link .dot{width:10px;height:10px;border-radius:50%;border:2px solid var(--brand);background:transparent;flex:none}
.qingdian-link.is-current{background:var(--dark);color:#fff;border-color:var(--bright);box-shadow:var(--glow)}
.qingdian-link.is-current .dot{background:#fff;border-color:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.24)}
.site-main{padding-top:116px;min-height:70vh}
.content-shell{width:min(calc(100% - 32px),var(--max));margin-left:auto;margin-right:auto}
.section-block{padding:54px 0;border-top:1px solid var(--border)}
.section-kicker{display:inline-block;margin-bottom:8px;color:var(--dark);font-size:12px;font-weight:800;letter-spacing:.08em}
h1,h2,h3{margin-top:0;color:var(--title);line-height:1.3}h1{font-size:24px;margin-bottom:14px}h2{font-size:20px;margin-bottom:12px}h3{font-size:16px;margin-bottom:8px}p{margin:0 0 14px}.lead{font-size:16px;color:var(--muted);max-width:760px}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.btn{height:42px;padding:0 18px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;white-space:nowrap;border:1px solid var(--border);transition:filter 180ms,box-shadow 180ms,transform 180ms}
.btn.primary{background:linear-gradient(135deg,var(--bright) 0%,var(--brand) 52%,var(--dark) 100%);color:#fff;border-color:transparent;box-shadow:var(--glow)}
.btn.secondary{background:#fff;color:var(--dark)}
.btn.primary:hover,.menu-btn:hover,.qingdian-link.is-current:hover,.mobile-bottom .is-current:hover{filter:brightness(1.05);box-shadow:0 0 0 3px rgba(43,179,166,.28),0 10px 24px rgba(14,107,99,.28);color:#fff}
.btn.primary:active,.menu-btn:active,.qingdian-link.is-current:active,.mobile-bottom .is-current:active{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(43,179,166,.40),0 0 22px rgba(43,179,166,.55)}
a:focus-visible,button:focus-visible{outline:2px solid var(--bright);outline-offset:2px}
.text-link{font-weight:800;display:inline-block;margin-top:4px}
.image-slot{background:linear-gradient(180deg,#fff,var(--soft));border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:var(--shadow)}
.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.wide-slot{width:100%;height:176px}.medium-slot{height:168px;width:100%}.short-slot{height:160px}.point-slot{height:176px;width:240px;max-width:100%}.app-slot{width:240px;height:320px;max-width:100%}.banner-slot{width:100%;height:200px}.icon-slot{width:48px;height:48px;border-radius:12px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);padding:4px}.icon-slot img{width:100%;height:100%;object-fit:contain}.icon-slot.large{width:58px;height:58px}
.home-intro{padding:56px 0 64px}.two-point-index{display:flex;gap:12px;margin-bottom:24px;max-width:620px}.two-point-index a{flex:1;display:grid;grid-template-columns:14px 1fr;gap:2px 8px;align-items:center;padding:12px 14px;border:1px solid var(--border);background:#fff;border-radius:12px}.two-point-index small{grid-column:2;color:var(--muted);font-size:12px}.mini-dot{width:10px;height:10px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(43,179,166,.14)}
.point-cut-grid{display:grid;grid-template-columns:260px 1fr;gap:34px;align-items:center}.section-heading{display:flex;justify-content:space-between;gap:16px;align-items:end;margin-bottom:18px}.section-heading h2{margin-bottom:0}.double-blue-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.blue-card{background:var(--soft);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.blue-card .image-slot{margin-bottom:16px}.text-only-card{background:#fff;padding:28px}.page-pair{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.page-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px}.page-card.featured{background:var(--deep)}.page-card .image-slot{margin-bottom:16px}.schedule-home,.note-home,.mirror-home{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.topic-lines{margin-top:14px;border-top:1px solid var(--border)}.topic-lines a{display:flex;justify-content:space-between;gap:20px;padding:14px 2px;border-bottom:1px solid var(--border)}.topic-lines span{color:var(--muted);text-align:right}.app-wrap-home{display:grid;grid-template-columns:280px 1fr;gap:38px;align-items:center}.app-visual-wrap{position:relative;width:240px;max-width:100%}.app-visual-wrap .icon-slot{position:absolute;right:-20px;bottom:20px}.policy-home,.home-faq,.brand-home{max-width:820px}.home-faq details,.faq-list details{background:#fff;border:1px solid var(--border);border-radius:10px;margin:10px 0;overflow:hidden}.home-faq summary,.faq-list summary{cursor:pointer;padding:14px 16px;font-weight:800;color:var(--title)}.home-faq details p,.faq-list details p{padding:0 16px 16px;margin:0;color:var(--muted)}
.breadcrumb{display:flex;gap:8px;padding-top:24px;font-size:13px;color:var(--aux)}.breadcrumb a{font-weight:700}.inner-hero,.compact-hero,.clause-hero,.help-hero,.faq-hero,.contact-hero,.install-hero{padding:34px 0 28px}.compact-hero{max-width:780px}.xun-layout{display:grid;grid-template-columns:1fr 290px;gap:22px;padding-bottom:32px}.xun-main-column{display:grid;gap:18px}.xun-feature{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.xun-feature .image-slot{margin-bottom:16px}.xun-feature:first-child{background:var(--soft)}.xun-side-column{display:grid;gap:14px;align-content:start}.xun-side-column section{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px}.xun-side-column a{display:block;padding:8px 0;border-top:1px solid var(--border);font-weight:700}.prose-section{padding:38px 0 58px;max-width:820px}.prose-section h2{margin-top:28px}
.point-cut-page{padding:38px 0;display:grid;grid-template-columns:280px 1fr;gap:38px;align-items:center}.point-visual{position:relative;padding-left:20px}.big-dot{position:absolute;left:0;top:50%;width:44px;height:44px;margin-top:-22px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 12px rgba(43,179,166,.12)}.point-visual .image-slot{position:relative;z-index:1}.cut-list{display:grid;gap:0;border-top:1px solid var(--border)}.cut-list article{display:grid;grid-template-columns:70px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--border)}.cut-list article>span{font-size:20px;color:var(--brand);font-weight:900}.source-matrix{padding:42px 0}.source-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.source-grid div{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}
.page-spread-hero{padding:38px 0;display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.page-spread{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}.spread-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:22px}.spread-card.first{grid-row:span 2;background:var(--deep)}.reading-path{padding:42px 0}.reading-path ol{padding-left:22px}.reading-path li{margin-bottom:10px}
.status-board{display:grid;gap:16px;padding:8px 0 34px}.status-board article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px}.status-line{display:flex;align-items:center;gap:12px;margin-bottom:14px}.status-badge{padding:5px 10px;border-radius:999px;font-size:12px;font-weight:900}.status-badge.done{background:var(--dark);color:#fff}.status-badge.making{background:var(--gold);color:#fff}.status-badge.waiting{background:var(--deep);color:var(--ink)}.status-rule{height:1px;background:var(--border);flex:1}
.long-note{max-width:800px;padding:36px 0 60px}.note-header{padding-bottom:18px;border-bottom:1px solid var(--border)}.note-header .image-slot{margin-top:22px}.opinion-label{display:inline-block;background:var(--gold);color:#fff;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:900;margin-bottom:10px}.long-note section{padding:24px 0;border-bottom:1px solid var(--border)}
.directory-hero{padding:38px 0 26px;display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}.topic-directory{border-top:1px solid var(--border)}.topic-directory article{display:grid;grid-template-columns:70px 1fr;gap:20px;padding:28px 0;border-bottom:1px solid var(--border)}.topic-number{font-size:28px;font-weight:900;color:var(--brand)}.topic-links{display:flex;gap:10px;flex-wrap:wrap}.topic-links a{padding:8px 12px;border-radius:999px;background:var(--soft);font-weight:700;font-size:13px}
.mirror-lead{padding:38px 0;display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}.mirror-notes{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.mirror-notes article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.inquiry-hero{padding:38px 0;display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center}.inquiry-paths{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.inquiry-paths article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.inquiry-paths a{font-weight:800}
.app-wrap-page{padding:38px 0;display:grid;grid-template-columns:290px 1fr;gap:42px;align-items:center}.app-page-visual{position:relative;width:240px}.app-page-visual .icon-slot{position:absolute;right:-22px;bottom:24px}.app-features{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.app-features article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.step-stack{display:grid;gap:14px}.step-stack article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;position:relative}.step-badge{display:inline-block;font-size:12px;font-weight:900;color:#fff;background:var(--dark);padding:4px 10px;border-radius:999px;margin-bottom:10px}
.clause-list{display:grid;gap:14px}.clause-list article{background:#fff;border-left:4px solid var(--brand);border-radius:0 12px 12px 0;padding:18px 20px;box-shadow:var(--shadow)}.clause-note{margin-top:28px;margin-bottom:58px;background:var(--deep);border:1px solid var(--border);border-radius:12px;padding:22px}.grade-bands,.privacy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:26px}.grade-bands article,.privacy-grid article{background:var(--soft);border:1px solid var(--border);border-radius:12px;padding:18px}.privacy-grid{grid-template-columns:repeat(2,1fr)}
.help-map{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.help-map article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.help-map a{font-weight:800}.faq-list{padding-bottom:30px}.faq-tail{padding:26px 0 58px}.contact-cases{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-cases article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px}.contact-cases a{font-weight:800}
.about-banner{padding:28px 0}.about-title{padding:22px 0 8px}.about-statement{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center;padding:16px 0 36px}.about-cover{height:220px}.principles-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.principles-row article{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}
.site-footer{background:var(--ink);color:#DCEFED;border-top:1px solid rgba(43,179,166,.4);font-size:13px}.footer-inner{max-width:var(--max);margin:0 auto;padding:34px 16px 28px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:24px;font-weight:800;color:#fff}.footer-groups{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-groups h3{color:#fff;font-size:13px;margin-bottom:8px}.footer-groups a{display:block;color:#DCEFED;padding:3px 0}.footer-note{margin-top:24px;color:#b9d9d5;max-width:720px}.copyright{margin:8px 0 0;color:#9bc8c2}
.overlay{position:fixed;inset:0;z-index:90;background:rgba(10,58,54,.42);opacity:0;visibility:hidden;pointer-events:none;transition:opacity 180ms,visibility 180ms}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.gua-page{position:fixed;z-index:100;left:0;top:72px;width:36%;max-width:460px;min-width:340px;max-height:70vh;background:#fff;border:1px solid var(--border);border-left:0;border-radius:0 14px 14px 0;box-shadow:0 20px 50px rgba(10,58,54,.24);transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:transform 180ms,visibility 180ms;display:flex;flex-direction:column}.gua-page.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.gua-page-head{height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--border)}.gua-page-brand{display:flex;align-items:center;gap:8px;font-weight:900}.close-btn,.search-head button{height:40px;padding:0 12px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--dark);cursor:pointer}.gua-page-scroll{overflow:auto;padding:12px 14px 16px}.gua-page section{margin-bottom:16px}.gua-page section h2{font-size:13px;color:var(--aux);margin:0 0 6px}.gua-page section a{display:grid;grid-template-columns:1fr;gap:1px;padding:9px 10px;border-radius:9px}.gua-page section a:hover{background:var(--soft)}.gua-page section a span{font-size:12px;color:var(--muted)}
.search-panel{position:fixed;z-index:101;top:72px;left:50%;width:min(calc(100% - 32px),720px);transform:translate(-50%,-12px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity 180ms,transform 180ms,visibility 180ms}.search-panel.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:#fff;border:1px solid var(--border);border-radius:0 0 14px 14px;padding:18px;box-shadow:0 18px 44px rgba(10,58,54,.2)}.search-head{display:flex;justify-content:space-between;align-items:center}.search-links{display:flex;gap:8px;flex-wrap:wrap}.search-links a{height:40px;padding:0 14px;display:inline-flex;align-items:center;border-radius:999px;background:var(--soft);font-weight:800}
.mobile-bottom{display:none}
@media(max-width:760px){
  body{font-size:15px;padding-bottom:calc(48px + env(safe-area-inset-bottom))}.qingdian{display:none}.site-main{padding-top:72px}.guae-inner{padding:0 16px}.header-actions{gap:6px}.header-app,.menu-btn{padding:0 10px;min-width:44px}.brand{max-width:46%}.brand img{max-width:130px}.section-block{padding:42px 0}.home-intro{padding:38px 0 48px}.two-point-index{flex-direction:column}.point-cut-grid,.double-blue-grid,.page-pair,.schedule-home,.note-home,.mirror-home,.app-wrap-home,.xun-layout,.point-cut-page,.page-spread-hero,.page-spread,.directory-hero,.mirror-lead,.inquiry-hero,.app-wrap-page,.about-statement{grid-template-columns:1fr}.point-cut-grid{gap:22px}.point-cut-page,.app-wrap-page{gap:24px}.point-visual{padding-left:10px}.point-slot,.app-slot{margin-left:auto;margin-right:auto}.app-visual-wrap,.app-page-visual{margin:0 auto}.app-visual-wrap .icon-slot,.app-page-visual .icon-slot{right:0}.section-heading{align-items:flex-start}.topic-lines a{display:block}.topic-lines span{display:block;text-align:left;margin-top:3px}.source-grid,.mirror-notes,.app-features,.privacy-grid,.help-map,.contact-cases{grid-template-columns:1fr}.page-spread .spread-card.first{grid-row:auto}.inquiry-paths,.grade-bands,.principles-row{grid-template-columns:1fr}.footer-groups{grid-template-columns:1fr 1fr;gap:18px}.gua-page{top:72px;width:86%;min-width:0;max-height:calc(100vh - 88px - env(safe-area-inset-bottom))}.search-panel{inset:0;width:100%;transform:none;background:var(--ink);padding:74px 16px 70px}.search-panel.is-open{transform:none}.search-card{background:transparent;border:0;box-shadow:none;color:#fff;padding:0}.search-head strong{font-size:20px}.search-head button{background:#fff}.search-card p{color:#DCEFED}.search-links{display:grid;grid-template-columns:repeat(2,1fr);margin-top:18px}.search-links a{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:10px;justify-content:center}.mobile-bottom{position:fixed;z-index:75;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--border);box-shadow:0 -8px 22px rgba(10,58,54,.08)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--muted);transition:filter 180ms,box-shadow 180ms,background 180ms}.mobile-bottom a.is-current{background:var(--dark);color:#fff;box-shadow:var(--glow)}.site-footer{padding-bottom:8px}.breadcrumb{padding-top:20px}.about-cover{height:180px}.page-spread-hero .image-slot{order:-1}
}
@media(max-width:440px){.footer-groups{grid-template-columns:1fr}.qingyan-inner{padding:0 16px}.point-slot{width:100%}.app-slot{width:220px;height:300px}.section-heading{display:block}.section-heading>a{display:inline-block;margin-top:6px}.cut-list article,.topic-directory article{grid-template-columns:52px 1fr;gap:10px}.source-grid{grid-template-columns:1fr}}