:root{--bg:#E7F4F8;--deepbg:#D7ECF2;--surface:#F3FAFC;--surface2:#EAF6F9;--title:#163038;--text:#1F3C44;--muted:#4A6E78;--soft:#6A8C96;--blue:#7EB8E0;--cyan:#6EC9D4;--deep:#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:15px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.overlay-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}img{display:block;max-width:100%;object-fit:contain;object-position:center}.shell{width:min(1000px,calc(100% - 32px));margin:auto}
.site-top{position:fixed;z-index:50;inset:0 0 auto}.tide-brow{height:20px;background:var(--deep);color:var(--white);font-size:12px}.tide-brow-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-action{border:0;background:none;color:var(--white);cursor:pointer;padding:0 4px}.bay-brand{height:54px;background:var(--blue);border-bottom:1px solid var(--focus)}.bay-brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand-link{min-height:44px;display:flex;align-items:center}.logo-img{height:24px;width:auto}.brand-fallback{font-weight:800;font-size:16px;color:var(--title)}.brand-actions{display:flex;gap:8px}.app-link,.menu-button,.btn{height:42px;min-width:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:10px;font-size:14px;white-space:nowrap}.app-link{background:var(--surface);border:1px solid var(--deep)}.menu-button{background:transparent;border:1px solid var(--deep);cursor:pointer}.shore-points{height:44px;background:var(--surface);border-bottom:1px solid var(--border)}.shore-points-inner{height:44px;display:flex;align-items:center;justify-content:center;gap:62px}.shore-point{height:44px;min-width:56px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:13px}.shore-dot{width:6px;height:6px;border-radius:50%;background:var(--cyan)}.shore-point.is-current{color:var(--deep);font-weight:700}.shore-point.is-current .shore-dot{background:var(--deep)}
.site-main{padding-top:118px;min-height:70vh}.page-wrap{padding:42px 0 56px}.page-head{margin-bottom:24px}.page-head h1,.hero-line h1{font-size:24px;line-height:1.3;color:var(--title);margin:0 0 10px}.lead{font-size:18px;font-weight:700;color:var(--deep);margin:0 0 8px}.page-head p,.hero-line p{max-width:820px;margin:0;color:var(--muted)}.hero-line{border-left:3px solid var(--cyan);padding:7px 0 7px 22px}.section{margin:34px 0}.section-title{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}.card-title{font-size:16px;color:var(--title);margin:0 0 8px}.surface{background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:var(--shadow)}.btn{background:linear-gradient(135deg,#7EB8E0 0%,#6EC9D4 100%);border:1px solid var(--focus);font-weight:700;color:var(--title)}.btn.secondary{background:var(--surface);border-color:var(--deep)}.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn:hover,.app-link:hover,.menu-button:hover{transform:translateY(-1px);box-shadow:var(--shadow)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(110,201,212,.55);outline-offset:2px}
.media-slot{width:100%;background:var(--deepbg);border:1px solid var(--focus);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot.short{height:188px}.media-slot.banner{height:200px}.media-slot.app-art{height:min(320px,58vw)}.media-slot img{width:100%;height:100%;object-fit:contain}.short-cover{padding:16px}.short-cover .caption{padding:16px 4px 2px}
.stagger{display:grid;gap:18px}.stagger-block{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:18px}.stagger-block .media-slot{margin-bottom:16px}.stagger-block.reverse .media-slot{margin:16px 0 0}.stagger-block p{margin:0}.vertical-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;align-items:start}.note-card{min-height:250px;background:var(--surface);border-top:3px solid var(--cyan);border-radius:0 0 10px 10px;padding:16px}.note-card p{margin:0}.note-card .media-slot{height:150px;margin-bottom:14px}.center-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:760px;margin:auto}.center-card{text-align:center;padding:22px}.periods{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:12px}.period{padding:18px;background:var(--surface);border-left:3px solid var(--cyan);border-radius:10px}.period h2,.period h3{font-size:16px;margin:0 0 8px;color:var(--title)}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px}.status-pill{font-size:12px;border:1px solid var(--focus);border-radius:99px;padding:3px 8px;background:var(--surface2)}
.full-product{display:grid;grid-template-columns:minmax(220px,320px) 1fr;gap:28px;align-items:center;background:var(--deep);color:var(--white);padding:24px;border-radius:12px}.full-product h2,.full-product h3{color:var(--white)}.full-product p{color:#D9EDF2}.full-product .media-slot{background:var(--surface2)}.product-icon{display:flex;gap:12px;align-items:center;margin-bottom:12px}.product-icon img{width:48px;height:48px}.point-list,.method-grid,.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.point-item,.method-card,.contact-card{padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:10px}.point-item p,.method-card p,.contact-card p{margin:0;color:var(--muted)}.faq-mini,.faq-list,.single-notes,.memo-list,.topic-list,.terms{display:grid;gap:12px}.faq-mini details,.faq-item,.single-note{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px}.faq-mini summary{cursor:pointer;font-weight:700;color:var(--title)}.faq-mini p,.faq-item p{margin:8px 0 0}.single-note h2,.term-block h2{font-size:20px;color:var(--title);margin:0 0 8px}.single-note p{margin:0}.memo-item{display:grid;grid-template-columns:36px 1fr;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px}.memo-index{width:32px;height:32px;border-radius:50%;background:var(--cyan);display:grid;place-items:center;font-weight:800}.topic-item{display:grid;grid-template-columns:160px 1fr;gap:18px;background:var(--surface);border-bottom:1px solid var(--border);padding:18px}.topic-item strong{color:var(--title);font-size:16px}.topic-item p{margin:0}.term-block{background:var(--surface);border-left:3px solid var(--kelp);border-radius:0 10px 10px 0;padding:20px}.term-block p{margin:0 0 10px}.term-block p:last-child{margin-bottom:0}.brand-story{padding:22px;background:var(--deepbg);border:1px solid var(--focus);border-radius:12px}.brand-story p:last-child{margin-bottom:0}
.site-footer{background:#143038;color:#E7F4F8;border-top:1px solid var(--cyan);font-size:13px}.footer-main{display:grid;grid-template-columns:1.25fr 2fr;gap:36px;padding:34px 0 26px}.footer-brand-line{display:flex;align-items:center;gap:10px;margin-bottom:12px}.footer-brand p{margin:0;color:#CFE2E7}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-links section{display:flex;flex-direction:column;gap:7px}.footer-links h2{font-size:13px;margin:0 0 2px;color:#fff}.footer-links a{color:#DCEFF3}.footer-bottom{border-top:1px solid rgba(110,201,212,.3);padding:14px 0 18px;display:flex;flex-wrap:wrap;gap:16px;color:#CFE2E7}
.page-mask{position:fixed;z-index:70;inset:0;background:rgba(10,28,34,.42);opacity:0;pointer-events:none;transition:.18s}.page-mask.is-visible{opacity:1;pointer-events:auto}.bay-panel{position:fixed;z-index:80;top:0;left:0;right:0;height:58vh;background:var(--surface);box-shadow:0 20px 50px rgba(22,48,56,.22);transform:translateY(-105%);visibility:hidden;pointer-events:none;transition:.22s}.bay-panel.is-open{transform:none;visibility:visible;pointer-events:auto}.bay-panel-head{height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100% - 1000px)/2));border-bottom:1px solid var(--border);background:var(--deepbg)}.panel-brand{display:flex;align-items:center;gap:10px}.panel-close{min-height:44px;padding:0 14px;border-radius:8px;border:1px solid var(--deep);background:var(--surface);cursor:pointer}.bay-panel-scroll{height:calc(58vh - 62px);overflow:auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:22px max(16px,calc((100% - 1000px)/2))}.panel-group h2{font-size:14px;color:var(--title);margin:0 0 10px}.panel-group a{display:block;padding:8px 0;border-bottom:1px solid var(--border)}.panel-group a strong{display:block;color:var(--deep);font-size:14px}.panel-group a span{display:block;color:var(--muted);font-size:12px}
.search-layer{position:fixed;z-index:82;top:74px;left:50%;width:min(760px,calc(100% - 32px));transform:translate(-50%,-18px);opacity:0;visibility:hidden;pointer-events:none;transition:.18s}.search-layer.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:var(--surface);border:1px solid var(--focus);border-radius:12px;box-shadow:var(--shadow);padding:18px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.search-head strong{font-size:18px;color:var(--title)}.search-head p{margin:2px 0 0;color:var(--muted)}.search-label{display:block;font-size:13px;margin:14px 0 5px;color:var(--muted)}.search-input{width:100%;height:44px;border:1px solid var(--focus);border-radius:8px;background:#fff;color:var(--deep);padding:0 12px}.search-results{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.search-results a{padding:10px;border:1px solid var(--border);border-radius:8px}.search-results a span{display:block;font-size:12px;color:var(--muted)}.search-empty{color:var(--muted)}.mobile-bottom{display:none}
@media(max-width:760px){.shore-points{display:none}.site-main{padding-top:74px}.app-link,.menu-button{height:44px;padding:0 10px}.page-wrap{padding:28px 0 76px}.vertical-notes,.periods,.point-list,.method-grid,.contact-grid,.center-cards,.full-product{grid-template-columns:1fr}.topic-item,.status-row{grid-template-columns:1fr}.footer-main{grid-template-columns:1fr;gap:22px}.footer-links{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:calc(48px + env(safe-area-inset-bottom))}.bay-panel-scroll{grid-template-columns:1fr 1fr}.search-layer{top:0;left:0;width:100%;height:100vh;transform:none;background:var(--deep);padding:16px}.search-layer.is-open{transform:none}.search-card{margin-top:12px;background:var(--deep);color:var(--white);border-color:rgba(110,201,212,.55);box-shadow:none}.search-head strong,.search-head p,.search-label{color:var(--white)}.search-head .panel-close{background:transparent;color:var(--white);border-color:var(--white)}.search-results{grid-template-columns:1fr}.search-results a{color:var(--white);border-color:rgba(255,255,255,.18)}.search-results a span,.search-empty{color:#CFE2E7}.mobile-bottom{display:grid;position:fixed;z-index:60;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);grid-template-columns:repeat(4,1fr);background:var(--surface);border-top:1px solid var(--focus)}.mobile-bottom a{height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom a.is-current{background:var(--cyan);color:var(--deep);font-weight:800}}
@media(max-width:430px){.shell{width:calc(100% - 32px)}.brand-fallback{font-size:15px}.app-link,.menu-button{font-size:13px;padding:0 9px}.bay-panel-scroll{grid-template-columns:1fr}.hero-line{padding-left:16px}}