:root{--bg:#EEF4FB;--deep:#D6E4F4;--panel:#F7FAFD;--soft:#E4EEF8;--title:#141820;--text:#1E2834;--muted:#4A5A6E;--aux:#6A7A8E;--red:#C81E2E;--blue:#4A7AB8;--navy:#1A2A44;--white:#F7FAFD;--border:rgba(20,24,32,.12);--focus:rgba(200,30,46,.45);--shadow:0 12px 28px rgba(26,42,68,.08)}
*{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","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:var(--white);color:var(--navy);padding:8px 12px;border-radius:6px}.skip-link:focus{top:8px}.utility-bar{position:fixed;z-index:80;top:0;left:0;right:0;height:20px;background:var(--navy);color:var(--white);font-size:12px}.top-inner{max-width:960px;margin:0 auto;padding:0 16px}.utility-bar .top-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.mini-brand{font-weight:700;letter-spacing:.04em}.text-button{border:0;background:transparent;color:var(--white);padding:0 3px;cursor:pointer}.brand-bar{position:fixed;z-index:79;top:20px;left:0;right:0;height:54px;background:var(--white);border-bottom:1px solid var(--focus)}.brand-row{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-link{display:inline-flex;align-items:center;min-height:44px}.brand-image,.menu-logo,.footer-logo{display:block;height:24px;width:auto;max-width:120px;object-fit:contain;object-position:center}.brand-word{font-size:16px;font-weight:800;color:var(--navy)}.brand-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-button,.primary-button,.secondary-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:0 16px;font-size:14px;white-space:nowrap;transition:.22s ease;cursor:pointer}.app-link,.primary-button,.menu-button{background:linear-gradient(135deg,var(--navy) 0%,var(--red) 100%);color:var(--white);border:1px solid transparent;box-shadow:0 0 0 0 rgba(200,30,46,0)}.secondary-button{background:var(--white);color:var(--title);border:1px solid var(--red)}.app-link:hover,.primary-button:hover,.menu-button:hover,.app-link:focus-visible,.primary-button:focus-visible,.menu-button:focus-visible,.secondary-button:hover,.secondary-button:focus-visible{box-shadow:0 0 18px rgba(200,30,46,.50),0 0 4px rgba(74,122,184,.35);outline:none}.app-link:active,.primary-button:active,.menu-button:active,.secondary-button:active{box-shadow:0 0 26px rgba(200,30,46,.75)}.dot-nav{position:fixed;z-index:78;top:74px;left:0;right:0;height:44px;background:var(--white);border-bottom:1px solid var(--border)}.dot-inner{height:44px;display:flex;align-items:center;gap:28px}.dot-link{display:inline-flex;align-items:center;gap:8px;font-size:13px;min-height:44px}.dot{width:10px;height:10px;border-radius:50%;border:2px solid var(--blue);background:transparent}.dot-link.is-current .dot{background:var(--red);border-color:var(--red);box-shadow:0 0 12px rgba(200,30,46,.55)}.site-main{max-width:960px;margin:0 auto;padding:146px 16px 72px}.site-main article{min-width:0}h1,h2,h3{margin: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}.eyebrow{font-size:12px;color:var(--red);font-weight:700;letter-spacing:.12em}.lead{font-size:16px;color:var(--muted);max-width:760px}.hero,.content-section,.legal-section,.method-section,.status-section,.list-section{margin-bottom:24px}.hero{padding:24px;border:1px solid var(--border);border-left:4px solid var(--red);border-radius:8px;background:linear-gradient(180deg,var(--white),var(--soft));box-shadow:var(--shadow)}.hero-indexes{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}.hero-indexes a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:1px solid var(--blue);border-radius:999px;background:var(--white);font-size:13px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.content-section{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.media-slot{background:var(--white);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.slot-176{height:176px}.slot-168{height:168px}.slot-160{height:160px}.slot-banner{height:200px;width:100%}.ice-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:22px;align-items:center}.ice-layout .media-slot{width:280px;height:176px;border-radius:48% 52% 42% 58% / 55% 45% 55% 45%}.cold-grid,.door-grid,.card-grid,.footer-grid,.detail-grid{display:grid;gap:16px}.cold-grid{grid-template-columns:1.1fr .9fr}.door-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.door-card,.cold-card,.topic-card,.memo-card,.status-card,.note-card,.faq-card{padding:18px;background:var(--white);border:1px solid var(--border);border-radius:8px}.door-card:first-child,.cold-card:first-child{border-top:3px solid var(--red)}.topic-card{border-left:3px solid var(--blue)}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;padding:14px 16px;background:var(--white);border:1px solid var(--border);border-radius:8px}.status-pill{font-size:12px;border-radius:999px;padding:4px 9px;background:var(--soft);color:var(--navy)}.wrap-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:24px;align-items:start}.wrap-media{width:240px;height:320px}.app-icon{width:48px;height:48px;margin-top:12px}.center-card{max-width:720px;margin:0 auto 24px;padding:24px;text-align:center;background:var(--panel);border:1px solid var(--border);border-radius:8px}.center-card p{text-align:left}.topic-list{display:grid;gap:12px}.topic-row{display:grid;grid-template-columns:140px 1fr;gap:18px;padding:16px 0;border-top:1px solid var(--border)}.topic-row:first-child{border-top:0}.memo-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.memo-card h3{color:var(--navy)}.method-steps{counter-reset:step;display:grid;gap:14px}.method-step{position:relative;padding:18px 18px 18px 58px;background:var(--white);border:1px solid var(--border);border-radius:8px}.method-step:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:var(--white);font-weight:700}.legal-section{padding:20px;border-left:4px solid var(--blue);background:var(--panel);border-radius:0 8px 8px 0}.related{margin-top:28px;padding-top:20px;border-top:1px solid var(--border)}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;background:var(--white);border:1px solid var(--border);border-radius:8px}.site-footer{background:var(--navy);color:var(--bg);border-top:2px solid var(--red);font-size:13px}.footer-inner{max-width:960px;margin:0 auto;padding:28px 16px 72px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:20px}.footer-brand strong{font-size:16px}.footer-grid{grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:22px}.footer-grid nav{display:flex;flex-direction:column;gap:7px}.footer-grid h2{font-size:13px;color:var(--white);margin:0 0 3px}.footer-grid a{color:var(--bg)}.footer-grid a:hover{text-decoration:underline}.footer-note{max-width:760px;color:#DDE8F4}.copyright{margin-bottom:0;color:#BCCCE0}.side-menu{position:fixed;z-index:110;left:0;top:0;width:300px;max-width:86vw;height:min(70vh,680px);background:var(--white);color:var(--text);transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease;box-shadow:var(--shadow);border-right:1px solid var(--border);border-bottom:1px solid var(--border);border-radius:0 0 8px 0}.side-menu.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-head{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--border)}.menu-brand{display:flex;align-items:center;gap:9px}.close-button{min-height:44px;padding:0 12px;border:1px solid var(--border);background:var(--white);color:var(--title);border-radius:8px;cursor:pointer}.menu-scroll{height:calc(100% - 60px);overflow-y:auto;padding:12px}.menu-scroll section{margin-bottom:15px}.menu-scroll h2{font-size:13px;color:var(--red);margin:0 0 5px}.menu-scroll a{display:flex;flex-direction:column;padding:9px 8px;border-radius:6px}.menu-scroll a:hover{background:var(--soft)}.menu-scroll a strong{font-size:14px}.menu-scroll a span{font-size:12px;color:var(--muted)}.overlay{position:fixed;z-index:100;inset:0;background:rgba(20,24,32,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.22s ease}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.search-panel{position:fixed;z-index:115;top:74px;left:0;right:0;visibility:hidden;pointer-events:none;transform:translateY(-12px);opacity:0;transition:.22s ease}.search-panel.is-open{visibility:visible;pointer-events:auto;transform:none;opacity:1}.search-card{max-width:640px;margin:0 auto;padding:18px;background:var(--white);border:1px solid var(--border);border-radius:0 0 8px 8px;box-shadow:var(--shadow)}.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.search-head h2{font-size:16px}.search-card label{display:block;margin:10px 0 7px;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(--panel)}.search-card input:focus{outline:2px solid var(--focus);outline-offset:2px}.search-results{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}.search-results a{min-height:44px;display:grid;place-items:center;background:var(--soft);border-radius:8px}.mobile-nav{display:none}.faq-list{display:grid;gap:12px}.faq-card h2{font-size:16px}.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.contact-card{padding:18px;border:1px solid var(--border);background:var(--panel);border-radius:8px}.notice{padding:14px 16px;background:var(--soft);border-left:4px solid var(--red);border-radius:0 8px 8px 0}.banner-wrap{margin-bottom:20px}.compact-list{margin:0;padding-left:20px}.compact-list li{margin-bottom:8px}.quote-line{font-size:18px;font-weight:700;color:var(--navy);margin:8px 0 16px}.section-kicker{color:var(--red);font-size:12px;font-weight:700;margin-bottom:5px}.split-rule{height:1px;background:linear-gradient(90deg,var(--red),var(--blue),transparent);margin:22px 0}
@media (max-width:720px){.dot-nav{display:none}.site-main{padding-top:102px;padding-bottom:84px}.ice-layout,.cold-grid,.door-grid,.wrap-layout,.memo-list,.contact-grid{grid-template-columns:1fr}.ice-layout .media-slot{width:min(280px,100%);margin:0 auto}.wrap-media{width:min(240px,100%);margin:0 auto}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-inner{padding-bottom:92px}.mobile-nav{position:fixed;z-index:76;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:var(--white);border-top:1px solid var(--border)}.mobile-nav a{display:grid;place-items:center;min-width:0;font-size:13px}.mobile-nav a.is-current{background:var(--red);color:var(--white)}.status-row{grid-template-columns:1fr auto}.status-row p{grid-column:1/-1}.topic-row{grid-template-columns:1fr;gap:5px}.search-panel{top:0;bottom:0;background:var(--navy);padding:16px;display:flex;align-items:flex-start}.search-card{width:100%;max-width:none;margin:40px 0 0;background:var(--navy);color:var(--white);border-color:rgba(247,250,253,.2);border-radius:8px}.search-head h2,.search-card label{color:var(--white)}.search-card input{background:var(--white);color:var(--text)}.search-results{grid-template-columns:repeat(2,minmax(0,1fr))}.search-results a{background:rgba(247,250,253,.12);color:var(--white)}.search-card .close-button{background:transparent;color:var(--white);border-color:rgba(247,250,253,.35)}.brand-actions{gap:6px}.app-link,.menu-button{padding:0 11px}.top-inner{padding-left:16px;padding-right:16px}}
@media (max-width:390px){.brand-word{font-size:15px}.app-link,.menu-button{font-size:13px;padding:0 9px}.hero,.content-section{padding:17px}.footer-grid{grid-template-columns:1fr 1fr}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}