:root{--bg:#EEF4FB;--deep:#D6E4F4;--card:#F7FAFD;--soft:#E4EEF8;--title:#141820;--text:#1E2834;--muted:#4A5A6E;--assist:#6A7A8E;--red:#C81E2E;--blue:#4A7AB8;--navy:#1A2A44;--white:#F7FAFD;--border:rgba(20,24,32,.12);--red-border:rgba(200,30,46,.45);--shadow:0 12px 28px rgba(26,42,68,.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","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.top-strip{position:fixed;z-index:1002;top:0;left:0;right:0;height:20px;background:var(--navy);color:var(--white);font-size:12px}.top-strip-inner,.brand-inner,.quick-inner,.footer-inner,.site-main{width:min(960px,calc(100% - 32px));margin:0 auto}.top-strip-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:var(--white);padding:0 6px;height:20px;cursor:pointer}.brand-bar{position:fixed;z-index:1001;top:20px;left:0;right:0;height:54px;background:var(--white);border-bottom:1px solid var(--red-border)}.brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-home{display:flex;align-items:center;min-height:44px;font-weight:800;font-size:16px}.brand-home img,.footer-brand img,.menu-brand img{height:24px;width:auto;max-width:120px;object-fit:contain}.brand-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-button,.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:8px;font-size:14px;white-space:nowrap;transition:.22s ease;cursor:pointer}.app-link,.button-secondary{background:var(--white);color:var(--title);border:1px solid var(--red)}.menu-button,.button-primary{border:1px solid transparent;background:linear-gradient(135deg,#1A2A44 0%,#C81E2E 100%);color:var(--white);box-shadow:0 0 0 0 rgba(200,30,46,0)}.menu-button:hover,.menu-button:focus-visible,.button-primary:hover,.button-primary:focus-visible{box-shadow:0 0 18px rgba(200,30,46,.50),0 0 4px rgba(74,122,184,.35)}.menu-button:active,.button-primary:active{box-shadow:0 0 26px rgba(200,30,46,.75)}.app-link:hover,.button-secondary:hover{background:var(--soft)}.quick-points{position:fixed;z-index:1000;top:74px;left:0;right:0;height:44px;background:var(--white);border-bottom:1px solid var(--border)}.quick-inner{height:44px;display:flex;align-items:center;gap:26px}.quick-item{display:inline-flex;align-items:center;gap:8px;font-size:13px;min-height:44px}.quick-dot{width:10px;height:10px;border-radius:50%;border:2px solid var(--blue);background:transparent}.quick-item.is-current .quick-dot{background:var(--red);border-color:var(--red);box-shadow:0 0 18px rgba(200,30,46,.5),0 0 4px rgba(74,122,184,.35)}.site-main{padding-top:146px;padding-bottom:48px}.page-article{display:block}.hero,.section-block,.terms-block,.related{margin:0 0 24px}.hero{padding:30px;background:var(--card);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow)}h1{margin:0 0 12px;color:var(--title);font-size:24px;line-height:1.3}h2{margin:0 0 10px;color:var(--title);font-size:20px;line-height:1.4}h3{margin:0 0 8px;color:var(--title);font-size:16px}p{margin:0 0 12px}.lead{font-size:16px;color:var(--muted)}.eyebrow{display:block;margin-bottom:8px;color:var(--red);font-size:13px;font-weight:700;letter-spacing:.04em}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.section-block{padding:24px;background:var(--card);border:1px solid var(--border);border-radius:8px}.section-block.alt{background:var(--soft)}.section-block.navy{background:var(--navy);color:var(--white);border-color:transparent}.section-block.navy h2,.section-block.navy h3{color:var(--white)}.section-block.red{background:var(--red);color:var(--white);border-color:transparent}.section-block.red h2,.section-block.red h3{color:var(--white)}.media-slot{width:min(100%,var(--slot-w));min-height:var(--slot-h);height:var(--slot-h);display:flex;align-items:center;justify-content:center;background:var(--white);border:1px solid var(--border);border-radius:8px;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-slot.ice{border-radius:42% 18% 32% 22% / 18% 40% 22% 36%;box-shadow:inset 0 0 0 1px rgba(74,122,184,.12)}.two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:22px;align-items:start}.cold-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.cold-card{padding:20px;background:var(--card);border-top:3px solid var(--blue);border-radius:8px;box-shadow:var(--shadow)}.door-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.door-card{padding:20px;background:var(--white);border:1px solid var(--border);border-left:5px solid var(--red);border-radius:8px}.shelf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.shelf-card{padding:20px;background:var(--soft);border:1px solid rgba(74,122,184,.22);border-radius:8px}.period-row{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-top:1px solid var(--border)}.period-row:first-of-type{border-top:0}.period-label{font-weight:800;color:var(--red)}.status-list{display:grid;gap:10px}.status-item{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:14px 16px;background:var(--white);border:1px solid var(--border);border-radius:8px}.status-badge{font-weight:800;color:var(--navy)}.memo-list{display:grid;gap:12px}.memo-item{padding:16px 18px;background:var(--card);border-left:4px solid var(--blue);border-radius:8px}.center-card{max-width:720px;margin:0 auto;text-align:center;padding:28px;background:var(--card);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow)}.wrap-door{display:flex;gap:24px;align-items:flex-start}.wrap-door .copy{flex:1}.wrap-door .visuals{width:240px;flex:0 0 240px;display:grid;gap:12px}.app-icon{width:64px;height:64px}.bullet-list{margin:10px 0 0;padding-left:20px}.bullet-list li{margin-bottom:8px}.method-step{padding:18px 0;border-top:1px solid var(--border)}.method-step:first-of-type{border-top:0}.topic-list{display:grid;gap:14px}.topic-item{padding:18px 20px;background:var(--card);border:1px solid var(--border);border-radius:8px}.terms-block{padding:22px 24px;background:var(--card);border:1px solid var(--border);border-radius:8px}.terms-block h2{padding-bottom:8px;border-bottom:1px solid var(--border)}.faq-list{display:grid;gap:14px}.faq-item{padding:20px;background:var(--card);border:1px solid var(--border);border-radius:8px}.faq-item h2{font-size:16px}.related{padding:20px 24px;background:var(--deep);border-radius:8px}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{padding:8px 12px;background:var(--white);border:1px solid var(--border);border-radius:8px}.site-footer{background:var(--navy);color:var(--white);border-top:2px solid var(--red);padding:34px 0 74px;font-size:13px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-grid h2{font-size:14px;color:var(--white);margin-bottom:8px}.footer-grid a{display:block;color:var(--bg);padding:3px 0}.footer-note{margin-top:22px;color:var(--bg);max-width:760px}.copyright{margin-top:8px;color:var(--deep)}.overlay{position:fixed;z-index:1090;inset:0;background:rgba(20,24,32,.48);opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.menu-panel{position:fixed;z-index:1100;left:16px;top:88px;width:300px;max-height:70vh;background:var(--white);border:1px solid var(--border);border-radius:8px;box-shadow:0 18px 50px rgba(20,24,32,.25);transform:translateX(calc(-100% - 40px));visibility:hidden;pointer-events:none;transition:.22s ease;overflow:hidden}.menu-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-head,.search-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}.menu-brand{display:flex;align-items:center;gap:8px}.panel-close{min-height:44px;padding:0 12px;border:1px solid var(--red-border);background:var(--white);color:var(--title);border-radius:8px;cursor:pointer}.menu-scroll{overflow:auto;max-height:calc(70vh - 74px);padding:12px}.menu-group{margin-bottom:14px}.menu-group h2{font-size:13px;color:var(--red);margin:0 0 6px}.menu-group a{display:block;padding:10px;border-radius:8px}.menu-group a:hover{background:var(--soft)}.menu-group a strong{display:block;font-size:14px}.menu-group a span{display:block;color:var(--muted);font-size:12px}.search-panel{position:fixed;z-index:1098;left:0;right:0;top:74px;visibility:hidden;pointer-events:none;opacity:0;transition:.22s ease}.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(720px,calc(100% - 32px));margin:0 auto;background:var(--white);border:1px solid var(--border);border-radius:0 0 8px 8px;box-shadow:0 20px 60px rgba(20,24,32,.22);padding:0 18px 18px}.search-card label{display:block;margin:14px 0 8px;color:var(--muted)}.search-card input{width:100%;min-height:44px;border:1px solid var(--border);border-radius:8px;padding:0 12px;color:var(--text);background:var(--card)}.search-results{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:12px}.search-results a{padding:10px 12px;background:var(--soft);border-radius:8px}.search-results a span{display:block;font-size:12px;color:var(--muted)}.mobile-bottom{display:none}.intro-points{display:flex;gap:18px;margin-bottom:18px}.intro-point{display:flex;align-items:center;gap:8px;color:var(--navy);font-weight:700}.intro-point i{width:10px;height:10px;border-radius:50%;border:2px solid var(--blue);display:inline-block}.about-banner{width:100%;max-width:none}.mini-faq{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mini-faq article{padding:16px;background:var(--white);border:1px solid var(--border);border-radius:8px}.legal-note{font-size:13px;color:var(--assist)}@media(max-width:720px){.quick-points{display:none}.site-main{padding-top:102px;padding-bottom:72px}.top-strip-inner,.brand-inner,.footer-inner,.site-main{width:calc(100% - 32px)}.brand-actions{gap:6px}.app-link,.menu-button{padding:0 11px}.hero{padding:22px}.section-block{padding:20px}.two-col,.cold-grid,.door-grid,.shelf-grid,.footer-grid,.mini-faq{grid-template-columns:1fr}.wrap-door{display:block}.wrap-door .visuals{width:100%;max-width:240px;margin:18px auto 0}.period-row,.status-item{grid-template-columns:1fr;gap:4px}.menu-panel{top:82px;left:16px;width:86%;max-height:70vh}.search-panel{top:20px;bottom:0;background:var(--navy)}.search-card{width:100%;height:100%;border:0;border-radius:0;background:var(--navy);color:var(--white);box-shadow:none;padding:0 16px 20px;overflow:auto}.search-head{padding-left:0;padding-right:0;border-bottom-color:rgba(247,250,253,.2)}.search-card label{color:var(--white)}.search-card input{background:var(--white);color:var(--text)}.search-results{grid-template-columns:1fr}.search-results a{background:rgba(247,250,253,.1);color:var(--white)}.search-results a span{color:var(--deep)}.mobile-bottom{display:grid;position:fixed;z-index:1005;bottom:0;left:0;right:0;grid-template-columns:repeat(4,1fr);height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--white);border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-bottom a.is-current{background:var(--red);color:var(--white)}.site-footer{padding-bottom:92px}.media-slot{max-width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}