@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;450;500;550;600;650;700;750;800&display=swap');
:root{--ink:#163b47;--muted:#526870;--accent:#176c65;--pale:#e9f1f3;--mist:#f4f7f8;--line:#dce5e7;--white:#fff;--radius:20px;--font:Manrope,'Segoe UI',sans-serif;color-scheme:light;font-family:var(--font);color:var(--ink);background:#fff;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;color:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{border:0;background:transparent}button:disabled{cursor:not-allowed;opacity:.6}img{max-width:100%;display:block}svg{display:block}p{line-height:1.75;margin:0 0 1em}h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.045em;line-height:1.12}h1{font-size:clamp(2.5rem,4.3vw,4.7rem)}h2{font-size:clamp(2rem,3vw,3.2rem)}h3{font-size:1.4rem}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #1e8cbd;outline-offset:4px}html{scroll-behavior:smooth;scroll-padding-top:105px}.container{max-width:1400px;margin:auto;padding:0 48px}.icon{width:22px;height:22px;flex-shrink:0;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}.skip{position:fixed;left:20px;top:-80px;z-index:1000;background:#fff;padding:16px}.skip:focus{top:10px}.topline{background:var(--ink);color:#e2f0f0;font-size:.78rem;text-align:center;padding:8px 20px;line-height:1.5}.topline span{opacity:.75;margin:0 10px}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;gap:34px;height:87px}.logo{display:flex;align-items:center;gap:10px;white-space:nowrap;font-size:1.24rem;font-weight:800;letter-spacing:-.04em}.logo svg{width:33px;height:33px;stroke:var(--accent);stroke-width:2.5}.logo-sub{font-size:.64rem;font-weight:500;letter-spacing:.035em;color:var(--muted);margin-top:4px}.nav{display:flex;gap:27px;align-items:center;margin-left:auto;font-size:.875rem;font-weight:650}.nav a{padding:12px 0}.nav 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strong{font-size:.86rem}.product-purchase{background:var(--mist);padding:24px;border-radius:14px}.product-purchase>.price{font-size:1.3rem}.product-purchase>p{color:var(--muted);font-size:.81rem;margin:9px 0 20px}.product-purchase .btn{width:100%}.product-purchase .text-link{margin-top:16px;justify-content:center;width:100%;font-size:.8rem}.fact-note{font-size:.8rem;color:var(--muted);margin-top:20px;line-height:1.7}.detail-content{max-width:820px;margin:0 auto 70px}.detail-content h2{font-size:1.9rem;margin-bottom:20px}.detail-content p{color:var(--muted)}.detail-content .faq{margin-top:35px}.source-link{font-size:.78rem;color:var(--accent);text-decoration:underline;text-underline-offset:4px}.article{max-width:870px;margin:auto;padding-bottom:80px}.article h1{font-size:3.6rem;margin:10px 0 26px}.article .lead{font-size:1.1rem;color:var(--muted)}.article h2{font-size:1.9rem;margin:42px 0 20px}.article p{color:var(--muted)}.article 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0;border-bottom:1px solid var(--line)}.cart-line img{width:80px;height:75px;object-fit:contain}.cart-line h3{font-size:.96rem;line-height:1.4;letter-spacing:0}.cart-line p{font-size:.76rem;color:var(--muted);margin:6px 0}.quantity{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:8px}.quantity button{width:36px;height:36px;font-size:1rem}.quantity span{min-width:25px;text-align:center;font-size:.85rem}.cart-actions{display:flex;gap:12px;margin-top:25px;flex-wrap:wrap}.cart-notice{font-size:.85rem;line-height:1.7;background:var(--pale);padding:18px;border-radius:10px;margin-top:24px}.comparison-table{border-collapse:collapse;width:100%;font-size:.84rem}.comparison-table th,.comparison-table td{padding:15px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;min-width:150px}.comparison-table th:first-child,.comparison-table td:first-child{min-width:100px;color:var(--muted)}.comparison-table img{width:110px;height:85px;object-fit:contain;margin-bottom:15px}.table-scroll{overflow:auto}.compare-tray{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:35;border:1px solid var(--line);background:white;box-shadow:0 8px 40px #173b4730;border-radius:14px;padding:12px 16px;display:flex;align-items:center;gap:15px;max-width:calc(100% - 24px);font-size:.85rem}.compare-tray .btn{white-space:nowrap}.compare-tray .icon-button{min-height:36px;min-width:36px}.mobile-panel{padding:12px 20px 22px;border-top:1px solid var(--line)}.mobile-panel a{display:block;padding:13px 8px;font-size:.98rem}.mobile-panel[hidden]{display:none}.guide-card{background:var(--pale);padding:30px;border-radius:16px;margin-top:38px}.guide-card h3{margin-bottom:12px}.guide-card p{margin-bottom:20px;font-size:.9rem;color:var(--muted)}#toast{position:fixed;bottom:90px;left:50%;transform:translate(-50%,15px);background:var(--ink);color:#fff;padding:13px 22px;border-radius:11px;z-index:90;font-size:.85rem;max-width:calc(100% - 24px);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s}#toast.visible{opacity:1;transform:translate(-50%,0)}.search-dialog-input{width:100%;padding:16px;border:1px solid var(--line);border-radius:10px;margin-bottom:20px}.search-results a{display:flex;gap:20px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}.search-results img{width:65px;height:60px;object-fit:contain}.search-results strong{font-size:.9rem}.search-results small{display:block;font-size:.76rem;margin-top:6px;color:var(--muted)}
@media(min-width:1500px){.hero-inner{min-height:580px}.hero-visual img{width:108%;max-width:108%;margin-left:-3%}}
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