:root{--mist:#F4FAFC;--white:#FFFFFF;--soft:#E7F3F6;--title:#0E3A46;--text:#24505A;--muted:#4A7380;--light:#7A9AA4;--brand:#1A7F8F;--bright:#2BB3C4;--deep:#0F5B68;--pale:#D7EEF2;--line:rgba(26,127,143,.16);--shadow:0 14px 34px rgba(14,58,70,.08);--grad:linear-gradient(135deg,#2BB3C4 0%,#1A7F8F 55%,#0F5B68 100%)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:var(--mist);color:var(--text);font-size:16px;line-height:1.75;overflow-x:hidden}.lock-scroll{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}.site-top{position:fixed;top:0;left:0;right:0;z-index:20}.fog-line{height:20px;background:var(--title);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 1180px)/2));font-size:12px}.fog-search{border:0;background:transparent;color:#fff;min-height:20px;padding:0 8px;cursor:pointer}.pier-bar{height:62px;background:#fff;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;padding:0 max(16px,calc((100vw - 1180px)/2))}.brand-mark{justify-self:start;display:flex;align-items:center;min-height:44px;color:var(--title);font-weight:800}.brand-mark img{height:36px;width:auto;object-fit:contain}.drawer-button,.app-link,.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:14px;padding:10px 18px;border:1px solid var(--line);cursor:pointer;font-weight:700}.drawer-button{background:var(--grad);color:#fff;border:0}.app-link{justify-self:end;background:#fff;color:var(--deep)}.shell-tabs{height:42px;background:var(--pale);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;padding:0 max(16px,calc((100vw - 1180px)/2));overflow:hidden}.shell-tabs a{padding:5px 12px;border-radius:12px;color:var(--deep);font-size:14px}.shell-tabs .is-active{background:var(--brand);color:#fff}.site-main{max-width:1180px;margin:0 auto;padding:148px 16px 48px}.hero,.section-card,.page-hero,.content-section,.faq-item,.step-card,.pebble,.album-row,.notice-card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:18px}.hero{padding:18px;margin-bottom:24px}.banner-slot{background:linear-gradient(180deg,var(--pale),#fff);border-radius:16px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;min-height:180px;margin-bottom:22px}.banner-slot img{width:100%;height:auto;max-height:300px;object-fit:contain;object-position:center;display:block}.fallback-title{color:var(--title);font-size:32px;font-weight:800;text-align:center;padding:48px 16px}.banner-slot img+.fallback-title{display:none}.hero-copy{max-width:780px;padding:4px 8px 10px}.eyebrow{display:inline-flex;background:var(--pale);color:var(--deep);border-radius:12px;padding:3px 10px;font-weight:700;font-size:13px}h1{font-size:clamp(28px,4vw,32px);line-height:1.25;color:var(--title);margin:12px 0}h2{font-size:24px;color:var(--title);line-height:1.3;margin:0 0 14px}h3{font-size:18px;color:var(--title);margin:0 0 8px}p{margin:0 0 12px}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.btn.primary{background:var(--grad);color:#fff;border:0}.btn.secondary{background:#fff;color:var(--deep)}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid.two{grid-template-columns:repeat(2,1fr)}.grid.three{grid-template-columns:repeat(3,1fr)}.content-section{padding:24px;margin:24px 0}.step-card,.pebble,.notice-card{padding:20px}.chip{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:28px;border-radius:10px;background:var(--deep);color:#fff;font-weight:800;margin-bottom:10px}.chip.bright{background:var(--bright);color:#fff}.section-img,.card-img{width:100%;height:220px;object-fit:contain;object-position:center;background:var(--mist);border:1px solid var(--line);border-radius:16px;margin:12px 0}.card-img{height:190px}.number-list{counter-reset:item;display:grid;gap:14px}.number-list article{position:relative;padding:18px 18px 18px 72px;background:#fff;border:1px solid var(--line);border-radius:16px}.number-list article:before{counter-increment:item;content:"0" counter(item);position:absolute;left:18px;top:18px;width:38px;height:38px;border-radius:12px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}.album-row{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:18px;margin:14px 0}.album-row span{background:var(--pale);border-radius:14px;display:flex;align-items:center;justify-content:center;color:var(--deep);font-weight:800;min-height:90px}.gallery-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.gallery-strip article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px}.page-hero{padding:26px;margin-bottom:24px}.lead{font-size:17px;color:var(--muted);max-width:850px}.tide-drawer{position:fixed;top:0;right:0;width:min(410px,86vw);height:100vh;background:#fff;z-index:40;transform:translateX(105%);transition:.25s ease;visibility:hidden;pointer-events:none;box-shadow:-20px 0 50px rgba(14,58,70,.16);padding:18px;overflow:auto}.tide-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head,.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.drawer-logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--title)}.drawer-logo img{height:34px;object-fit:contain}.drawer-head button,.search-head button{min-height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--deep);padding:8px 14px}.drawer-grid{display:grid;gap:14px}.wave-card{background:var(--mist);border:1px solid var(--line);border-radius:18px;padding:16px}.wave-card a{display:block;background:#fff;border-radius:14px;padding:10px 12px;margin:9px 0}.wave-card span{display:block;color:var(--muted);font-size:13px}.search-layer{position:fixed;left:50%;top:88px;transform:translateX(-50%) translateY(-12px);width:min(720px,calc(100vw - 32px));z-index:35;visibility:hidden;pointer-events:none;opacity:0;transition:.2s ease}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:translateX(-50%) translateY(0)}.search-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:18px}.search-box{min-height:48px;border:1px solid var(--line);border-radius:14px;background:var(--mist);display:flex;align-items:center;padding:0 14px;color:var(--light)}.search-presets{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.search-presets a{background:var(--pale);color:var(--deep);border-radius:12px;padding:8px 12px}.page-mask{position:fixed;inset:0;background:rgba(14,58,70,.28);z-index:30;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-mask.is-on{opacity:1;visibility:visible;pointer-events:auto}.brand-footer{background:var(--title);color:#D4E8EC;margin-top:40px;padding:38px 16px 72px}.footer-inner{max-width:1180px;margin:0 auto}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand img{height:34px;object-fit:contain}.footer-brand strong{display:block;color:#fff;font-size:20px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{font-size:16px;color:#fff}.footer-grid a{display:block;margin:7px 0;color:#D4E8EC}.footer-note{border-top:1px solid rgba(255,255,255,.16);padding-top:18px;margin-top:24px}.copyright{color:#D4E8EC}.mobile-bottom{display:none}a:focus-visible,button:focus-visible{outline:3px solid rgba(43,179,196,.45);outline-offset:2px}@media(max-width:800px){.site-main{padding-top:98px;padding-bottom:84px}.shell-tabs{display:none}.pier-bar{grid-template-columns:1fr auto 1fr;height:62px;gap:8px}.brand-mark img{height:30px}.drawer-button,.app-link{padding:8px 10px;min-width:44px;font-size:14px}.grid,.grid.two,.grid.three,.gallery-strip{grid-template-columns:1fr}.album-row{grid-template-columns:1fr}.content-section{padding:18px;margin:18px 0}.hero{padding:12px}.banner-slot{min-height:140px}.banner-slot img{max-height:none}.section-img,.card-img{height:180px}.footer-grid{grid-template-columns:1fr 1fr}.search-layer{top:88px}.search-card{background:var(--mist)}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);gap:4px;background:#fff;border-top:1px solid var(--line);z-index:18}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;color:var(--deep);font-size:13px}.mobile-bottom .is-active{background:var(--brand);color:#fff}.tide-drawer{z-index:40}.page-mask{z-index:30}}@media(max-width:520px){.fog-line{font-size:11px}.footer-grid{grid-template-columns:1fr}h2{font-size:22px}.hero-copy{padding:0}.number-list article{padding-left:18px;padding-top:70px}.number-list article:before{top:18px}}