:root{--bg:#E7F4F8;--deep:#D7ECF2;--panel:#F3FAFC;--panel2:#EAF6F9;--title:#163038;--text:#1F3C44;--muted:#4A6E78;--soft:#6A8C96;--blue:#7EB8E0;--cyan:#6EC9D4;--bay:#1A3A44;--white:#F3FAFC;--kelp:#5A8A6A;--border:rgba(26,58,68,.14);--focus:rgba(110,201,212,.50);--shadow:0 12px 28px rgba(22,48,56,.08)}
*{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","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}img{display:block;max-width:100%}.shell{width:min(1000px,calc(100% - 32px));margin:0 auto}.site-head{position:fixed;inset:0 0 auto;z-index:50;box-shadow:0 1px 0 var(--border)}.tide-brow{height:20px;background:var(--bay);color:var(--white);font-size:12px}.brow-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-trigger{height:20px;border:0;background:transparent;color:var(--white);padding:0 2px;cursor:pointer}.bay-brand{height:54px;background:var(--blue);border-bottom:1px solid var(--focus)}.brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-home{min-height:44px;display:flex;align-items:center}.brand-logo,.footer-logo{height:24px;width:auto;object-fit:contain}.brand-text{font-size:16px;font-weight:800;color:var(--title)}.brand-actions{display:flex;align-items:center;gap:8px}.brand-app,.bay-menu-button{height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border-radius:9px;border:1px solid var(--bay);background:var(--white);color:var(--bay);font-size:14px}.bay-menu-button{cursor:pointer}.shore-nav{height:44px;background:var(--white);border-bottom:1px solid var(--border)}.shore-nav-inner{height:44px;display:flex;align-items:center;justify-content:center;gap:56px}.shore-item{height:44px;min-width:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:13px;color:var(--muted)}.shore-dot{width:6px;height:6px;border-radius:50%;background:var(--cyan)}.shore-item.is-current{color:var(--bay);font-weight:700}.shore-item.is-current .shore-dot{background:var(--bay)}.site-main{padding:150px 0 64px;min-height:70vh}.page-index .site-main{padding-top:148px}.section{margin:0 auto 28px}.section-surface{background:var(--panel);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}.section-pad{padding:28px}h1,h2,h3{margin-top:0;color:var(--title)}h1{font-size:24px;line-height:1.3;margin-bottom:12px}h2{font-size:20px;line-height:1.4;margin-bottom:12px}h3{font-size:16px;line-height:1.45;margin-bottom:8px}p{margin:0 0 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img{width:100%;height:100%;object-fit:contain;object-position:center}.media-short{height:188px}.media-banner{height:200px}.media-app{height:300px}.media-icon{width:64px;height:64px;min-height:64px}.media-icon img{width:48px;height:48px;object-fit:contain}.intro-line{border-left:3px solid var(--cyan);padding:8px 0 8px 20px}.home-short-cover{padding:16px}.stagger{display:grid;gap:18px}.stagger-item{background:var(--panel2);border:1px solid var(--border);border-radius:11px;overflow:hidden}.stagger-copy{padding:20px}.vertical-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.vertical-note{min-height:250px;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px;display:flex;flex-direction:column;justify-content:space-between}.vertical-note .media-slot{height:120px;min-height:120px;margin-bottom:14px}.center-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;max-width:760px;margin:0 auto}.center-card{text-align:center;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:22px}.period-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.period{background:var(--panel2);border-top:3px solid var(--cyan);border-radius:9px;padding:18px}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:130px 1fr auto;gap:14px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:9px;padding:14px 16px}.status-pill{font-size:12px;padding:5px 9px;border-radius:999px;background:var(--deep);color:var(--bay)}.app-band{background:var(--bay);color:var(--white);border-radius:12px;padding:28px}.app-band h2,.app-band h3{color:var(--white)}.app-band .lead{color:#D9EEF2}.app-layout{display:grid;grid-template-columns:1fr 260px;gap:26px;align-items:center}.app-brand-line{display:flex;gap:14px;align-items:center;margin-bottom:14px}.point-list{display:grid;gap:10px}.point{padding:14px 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0;padding:18px}.memo-checklist{display:grid;gap:12px}.memo-checklist article{display:grid;grid-template-columns:34px 1fr;gap:12px;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px}.memo-num{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--deep);font-weight:800;color:var(--bay)}.method-steps{counter-reset:step;display:grid;gap:14px}.method-steps article{position:relative;padding:18px 18px 18px 62px;background:var(--panel);border:1px solid var(--border);border-radius:10px}.method-steps article:before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--cyan);color:var(--bay);font-weight:800}.topic-list{display:grid;gap:14px}.topic-list article{display:grid;grid-template-columns:180px 1fr;gap:20px;align-items:start;background:var(--panel);border:1px solid 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img{height:24px;object-fit:contain}.close-button{min-height:44px;padding:0 14px;border-radius:8px;border:1px solid var(--bay);background:var(--white);color:var(--bay);cursor:pointer}.menu-groups{display:grid;grid-template-columns:1.2fr 1.2fr .9fr 1.4fr;gap:18px;padding-top:18px}.menu-group h2{font-size:14px}.menu-group a{display:block;border-top:1px solid var(--border);padding:9px 0}.menu-group strong{display:block;font-size:14px;color:var(--title)}.menu-group span{display:block;font-size:12px;color:var(--muted)}.search-layer{position:fixed;left:0;right:0;top:74px;z-index:82;visibility:hidden;pointer-events:none;transform:translateY(-16px);opacity:0;transition:.2s}.search-layer[aria-hidden="false"]{visibility:visible;pointer-events:auto;transform:none;opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:0 0 12px 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@media (max-width:760px){.shore-nav{display:none}.site-main,.page-index .site-main{padding-top:96px;padding-bottom:86px}.shell{width:calc(100% - 32px)}.brand-actions{gap:6px}.brand-app,.bay-menu-button{padding:0 11px}.vertical-notes,.period-grid,.center-cards,.faq-mini,.help-map,.contact-grid,.brand-statement{grid-template-columns:1fr}.app-layout,.hero-split,.product-wide{grid-template-columns:1fr}.app-layout .media-app{max-width:260px;margin:0 auto}.status-row{grid-template-columns:1fr}.topic-list article{grid-template-columns:1fr}.text-columns{columns:1}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.menu-groups{grid-template-columns:1fr 1fr}.bay-menu{height:58vh}.search-layer{inset:0;background:var(--bay);padding:16px;display:flex;align-items:flex-start}.search-card{width:100%;margin-top:74px;background:var(--bay);color:var(--white);border:1px solid rgba(243,250,252,.18);border-radius:12px}.search-head strong,.search-head p{color:var(--white)}.search-layer .close-button{border-color:var(--white);background:transparent;color:var(--white)}.search-presets a{background:rgba(243,250,252,.08);border-color:rgba(243,250,252,.2);color:var(--white)}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:60;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--white);border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:13px;min-height:48px}.mobile-bottom a.is-current{background:var(--cyan);color:var(--bay);font-weight:800}.section-pad{padding:20px}.intro-line{padding-left:16px}.media-short{height:168px}.footer-bottom{margin-bottom:44px}}
@media (max-width:520px){.menu-groups{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.bay-menu{height:58vh}.brand-text{font-size:15px}.app-band,.product-wide{padding:20px}.media-banner{height:180px}}