:root{--primary:#123d7a;--paper:#edf3fb;--accent:#f4c95d;--ink:#17324f;--white:#fff;--soft:#f5f7f9;--line:#d7dde3;--muted:#63707c;--panel:#242429;--accent2:#b8f36b;--radius:6px;--max:1220px}
*{box-sizing:border-box;letter-spacing:0}html{scroll-behavior:smooth}body{margin:0;background:var(--white);color:var(--ink);font-family:Arial,"PingFang TC","Microsoft JhengHei",sans-serif;font-size:16px;line-height:1.72;overflow-x:hidden}body.menu-open{overflow:hidden}
img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.skip-link{position:fixed;z-index:999;top:8px;left:8px;transform:translateY(-160%);padding:8px 12px;background:#fff;color:#111}.skip-link:focus{transform:none}
.context-bar{min-height:31px;padding:5px 18px;background:var(--ink);color:#fff;font-size:12px;font-weight:800;text-align:center}.site-header{position:relative;z-index:20}.site-nav{display:grid;grid-template-columns:260px 1fr 110px;min-height:78px;align-items:center;padding:0 max(3vw,28px);background:var(--white)}
.brand-mark{display:flex;flex-direction:column;line-height:1.05}.brand-mark strong{font-size:22px}.brand-mark span{margin-top:7px;font-size:10px;font-weight:800}.site-nav nav{display:flex;justify-content:center;gap:32px;font-size:14px;font-weight:700}.site-nav nav a:hover{text-decoration:underline;text-underline-offset:5px}.compare-link{text-align:right;font-size:13px;font-weight:800}
.menu-button,.mobile-menu{display:none}.wrap{width:min(calc(100% - 56px),var(--max));margin-inline:auto}.hero{display:grid;overflow:hidden;background:var(--white)}.hero-copy{display:flex;flex-direction:column;justify-content:center}.hero-index{display:none}.eyebrow,.card-meta{color:var(--primary);font-size:12px;font-weight:800}.hero h1{max-width:760px;margin:18px 0 0;font-size:58px;line-height:1.08;white-space:pre-line}.hero p{max-width:650px;margin:24px 0 30px;color:var(--muted);font-size:19px}.hero-actions{display:flex;flex-wrap:wrap;gap:10px}.hero-media{display:grid;place-items:center;min-width:0}.hero-media img{width:min(88%,680px);max-height:560px;object-fit:contain}
.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border:1px solid var(--primary);border-radius:var(--radius);background:var(--primary);color:#fff;font-size:14px;font-weight:800;text-align:center}.button::after{content:"→"}.button.secondary{background:transparent;color:var(--primary)}.button.small{min-height:42px;padding:9px 16px}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr)}.metric-strip div{padding:24px 20px;text-align:center}.metric-strip div+div{border-left:1px solid rgba(255,255,255,.2)}.metric-strip strong{display:block;font-size:24px}.metric-strip span{font-size:12px}
.section-band{padding:88px 0;background:var(--white)}.section-band.alt{background:var(--soft)}.section-heading{margin-bottom:38px}.section-heading h1,.section-heading h2{max-width:850px;margin:10px 0 0;font-size:44px;line-height:1.14}.section-heading p{max-width:700px;margin:16px 0 0;color:var(--muted);font-size:17px}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product-card{display:flex;min-width:0;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.product-card img{width:100%;aspect-ratio:1.18/1;object-fit:contain;padding:18px;background:var(--soft)}.product-card-content{display:flex;flex:1;flex-direction:column;padding:22px}.product-card h3{margin:8px 0 6px;font-size:23px;line-height:1.2}.product-card p{margin:0 0 16px;color:var(--muted);font-size:14px}.product-card strong{margin-top:auto;font-size:20px}.product-card .button{margin-top:18px}
.content-split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}.content-split img{width:100%;max-height:540px;object-fit:contain}.content-split h2{margin:12px 0 18px;font-size:43px;line-height:1.15}.content-split p{color:var(--muted);font-size:17px}.check-list{display:grid;gap:13px;margin:25px 0;padding:0;list-style:none}.check-list li{display:flex;gap:10px;align-items:flex-start}.check-list li::before{content:"•";display:grid;width:23px;height:23px;flex:0 0 23px;place-items:center;border-radius:50%;background:var(--primary);color:#fff;font-size:12px;font-weight:900}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{min-height:220px;padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.step>span{color:var(--accent);font-size:28px;font-weight:900}.step img{width:100%;height:120px;margin-bottom:18px;object-fit:cover}.step h3{margin:12px 0 8px;font-size:21px}.step p{margin:0;color:var(--muted);font-size:14px}
.article-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.article-card{display:grid;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.article-card img{width:100%;aspect-ratio:1.65/1;object-fit:contain;padding:14px;background:var(--soft)}.article-card-content{padding:22px}.article-card h2,.article-card h3{margin:9px 0 10px;font-size:21px;line-height:1.35}.article-card p{margin:0;color:var(--muted);font-size:14px}.article-card .text-link{display:inline-block;margin-top:18px;font-weight:800;text-decoration:underline;text-underline-offset:4px}
.spec-table-wrap{overflow-x:auto}.spec-table{width:100%;border-collapse:collapse;background:var(--white)}.spec-table th,.spec-table td{padding:16px;border:1px solid var(--line);text-align:left}.spec-table th{background:var(--soft);font-size:13px}.spec-table td{font-weight:700}
.page-hero{padding:74px 0 58px;background:var(--paper)}.page-hero h1{max-width:850px;margin:12px 0;font-size:50px;line-height:1.12}.page-hero p{max-width:740px;margin:0;color:var(--muted);font-size:18px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;padding-top:24px;font-size:12px;font-weight:700}.breadcrumb span{color:var(--muted)}
.product-detail{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;padding:68px 0}.product-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.product-gallery>img:first-child{grid-column:1/-1;height:430px}.product-gallery img{width:100%;height:180px;object-fit:contain;padding:16px;background:var(--soft);border-radius:var(--radius)}.product-summary h1{margin:10px 0 12px;font-size:48px;line-height:1.1}.product-summary>p{color:var(--muted)}.availability-note{display:block;margin:24px 0 8px;font-size:24px}.dose-switcher{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:18px 0}.dose-option{padding:12px;border:1px solid var(--line);border-radius:var(--radius);font-size:13px}.dose-option strong,.dose-option span{display:block}.dose-option.is-selected{border:2px solid var(--primary);background:var(--paper)}.compare-action{width:100%;margin-top:22px}.compare-note{display:block;margin-top:13px;color:var(--muted);font-size:12px}
.faq-list{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:#fff}.faq-item summary{padding:18px 20px;font-weight:800;cursor:pointer}.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted)}
.article-header{padding:72px 0 38px}.article-header h1{max-width:930px;margin:14px 0;font-size:49px;line-height:1.2}.article-header p{max-width:780px;color:var(--muted);font-size:18px}.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:12px;font-weight:700}.article-meta a{text-decoration:underline;text-underline-offset:4px}.article-cover{margin-top:0;margin-bottom:54px}.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line);background:var(--soft)}.article-cover figcaption{margin-top:9px;color:var(--muted);font-size:12px}.article-layout{display:grid;grid-template-columns:minmax(0,780px) 270px;gap:70px;align-items:start;padding-bottom:88px}.article-body{font-size:17px}.article-body h2{margin:48px 0 16px;font-size:31px;line-height:1.25}.article-body h3{margin:30px 0 12px;font-size:22px}.article-body p{margin:0 0 20px}.article-body ul,.article-body ol{padding-left:24px}.article-body li{margin-bottom:10px}.article-lead{font-size:20px}.article-body blockquote,.callout{margin:30px 0;padding:22px 24px;border-left:5px solid var(--primary);background:var(--soft);font-weight:700}.article-aside{position:sticky;top:24px;padding:20px;border-top:4px solid var(--primary);background:var(--soft)}.article-aside h2{margin:0 0 12px;font-size:18px}.article-aside a{display:block;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px;font-weight:700}.reference-list{font-size:13px;color:var(--muted)}.reference-list a,.editorial-sources a{text-decoration:underline;text-underline-offset:4px}.editorial-sources{padding:28px;border-top:4px solid var(--primary);background:var(--soft)}.editorial-sources h3{margin-top:0}.editorial-sources a{display:block;margin:14px 0;font-weight:700}.editorial-sources p{margin-bottom:0;font-size:13px}
.compare-layout{display:grid;grid-template-columns:1fr 350px;gap:32px}.compare-panel{padding:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.compare-item{display:grid;grid-template-columns:100px 1fr auto;gap:18px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.compare-item img{width:100px;height:90px;object-fit:contain;background:var(--soft)}.compare-item h3{margin:0}.compare-empty{padding:54px 20px;text-align:center}.compare-summary strong{display:flex;justify-content:space-between;font-size:20px}.compare-summary .button{width:100%;margin-top:20px}.info-note{margin-top:18px;padding:14px;border:1px solid var(--line);font-size:13px}
.site-footer{padding:60px 0 24px;border-top:1px solid var(--line);background:var(--ink);color:#fff}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}.footer-grid h2{margin:0 0 12px;font-size:15px}.footer-grid a{display:block;margin:7px 0;font-size:13px}.footer-grid p{max-width:440px;color:#d4d9de}.footer-bottom{display:flex;justify-content:space-between;margin-top:44px;padding-top:18px;border-top:1px solid rgba(255,255,255,.2);font-size:11px}
@media(max-width:980px){.site-nav{grid-template-columns:1fr auto;min-height:72px}.site-nav>nav,.compare-link{display:none}.menu-button{display:grid;width:42px;height:42px;place-items:center;border:1px solid currentColor;border-radius:var(--radius);background:transparent;font-size:20px}.mobile-menu{position:absolute;top:103px;right:16px;left:16px;z-index:30;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 18px 45px rgba(0,0,0,.16)}.mobile-menu.is-open{display:block}.mobile-menu a{display:block;padding:12px;font-weight:700}.hero,.product-detail,.content-split,.compare-layout{grid-template-columns:1fr}.hero{min-height:auto}.hero-copy{padding:60px 28px}.hero-media{min-height:420px;margin:0}.hero-media{order:0}.product-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.article-aside{position:static}.site-v19 .hero{display:grid}.site-v19 .product-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.wrap{width:min(calc(100% - 32px),var(--max))}.context-bar{font-size:11px}.site-nav{padding:0 16px}.brand-mark strong{font-size:18px}.brand-mark span{font-size:9px}.mobile-menu{top:103px}.hero-copy{padding:48px 20px}.hero h1{font-size:40px}.hero p{font-size:17px}.hero-media{min-height:330px;margin:0}.hero-media img{max-height:300px}.hero-actions{display:grid;width:100%}.button{width:100%}.metric-strip{grid-template-columns:repeat(2,1fr);width:100%;border-radius:0}.metric-strip div{padding:18px 10px}.metric-strip div:nth-child(3){border-left:0}.metric-strip div:nth-child(n+3){border-top:1px solid rgba(255,255,255,.2)}.section-band{padding:62px 0}.section-heading{display:block}.section-heading h1,.section-heading h2,.content-split h2{font-size:34px}.section-heading p{font-size:16px}.product-grid,.article-grid,.steps{grid-template-columns:1fr}.product-card h3{font-size:22px}.page-hero{padding:54px 0 42px}.page-hero h1,.article-header h1,.product-summary h1{font-size:37px}.product-detail{gap:34px;padding:42px 0}.product-gallery>img:first-child{height:310px}.product-gallery img{height:130px}.dose-switcher{grid-template-columns:1fr 1fr}.article-header{padding:52px 0 26px}.article-cover{margin-bottom:36px}.article-cover img{aspect-ratio:16/9}.article-layout{padding-bottom:62px}.article-body{font-size:16px}.article-body h2{font-size:27px}.article-lead{font-size:18px}.compare-item{grid-template-columns:72px 1fr}.compare-item img{width:72px;height:72px}.compare-item>strong{grid-column:2}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid;gap:7px}.site-v13 .hero-media{clip-path:none}.site-v17 .steps{border:0}.site-v17 .step+.step{border-left:2px solid var(--ink)}.site-v19 .hero{display:grid;text-align:left}.site-v19 .hero-copy{align-items:flex-start}.site-v19 .hero-actions{justify-content:flex-start}}

:root{--primary:#5d5e5e;--paper:#ffffff;--accent:#c9684a;--ink:#252525;--white:#ffffff;--soft:#ffffff;--panel:#252525;--accent2:#c9684a;}
.site-v19{--site-version:19}

body{--radius:6px;--max:1260px}.site-nav{min-height:94px}.brand-mark{align-items:center}.hero{display:flex;min-height:760px;flex-direction:column;text-align:center;background:var(--soft)}
.hero-copy{z-index:2;align-items:center;padding:68px 24px 0}.hero-copy p{max-width:720px}.hero-actions{justify-content:center}.hero-media{flex:1;background:transparent}.hero-media img{max-height:430px}
.metric-strip{background:var(--ink);color:#fff}.section-heading{text-align:center}.section-heading p{margin-inline:auto}.product-grid{grid-template-columns:repeat(4,1fr)}
.product-card{text-align:center;border:1px solid var(--line)}.product-card .button{width:100%}.steps{position:relative}.step{padding-top:150px;text-align:center}.step img{position:absolute;top:16px;left:50%;width:112px;height:112px;transform:translateX(-50%);object-fit:cover;border-radius:50%}
.article-header{text-align:center}.article-header p{margin-inline:auto}.article-layout{grid-template-columns:1fr}.article-aside{display:none}


@media(max-width:980px){.hero{display:grid;grid-template-columns:1fr;min-height:auto}.hero-media{order:0;margin:0}.content-split{grid-template-columns:1fr}.article-layout{grid-template-columns:1fr}}
@media(max-width:620px){.hero-copy{align-items:flex-start;padding:34px 20px 30px;text-align:left}.hero h1{font-size:40px}.hero p{margin:18px 0 22px}.hero-actions{display:grid;width:100%;grid-template-columns:1fr 1fr}.hero-actions .button{width:100%;padding-inline:10px}.hero-media{min-height:250px;margin:0;border-radius:0;clip-path:none}.hero-media img{max-height:235px}.site-v19 .hero{display:grid}.site-v19 .hero-copy{align-items:flex-start}.site-v19 .hero-actions{justify-content:stretch}}


/* Cialis V11-V20 commerce additions */
body * { letter-spacing: 0 !important; }
.context-bar { font-weight: 800; letter-spacing: 0; }
.article-header h1, .product-summary h1, .article-card h2, .article-card h3 { overflow-wrap: anywhere; }
.cart-shell { display: grid; grid-template-columns: minmax(0, 1fr) minmax(250px, 340px); gap: clamp(24px, 4vw, 56px); align-items: start; }
.cart-summary { position: sticky; top: 24px; display: grid; gap: 16px; padding: 24px; border: 1px solid color-mix(in srgb, currentColor 18%, transparent); border-radius: 8px; }
.cart-summary > div { display: flex; justify-content: space-between; gap: 16px; }
.quantity-control { display: grid; grid-template-columns: 38px 44px 38px; align-items: center; width: max-content; margin: 12px 0; border: 1px solid color-mix(in srgb, currentColor 22%, transparent); border-radius: 6px; overflow: hidden; }
.quantity-control button, .quantity-control output { width: 100%; min-height: 38px; display: grid; place-items: center; border: 0; background: transparent; color: inherit; font: inherit; }
.quantity-control button { cursor: pointer; font-size: 20px; }
.quantity-control button:active, .button:active { transform: translateY(1px); }
.article-keypoints { margin-block: 32px; padding: 24px; border-radius: 8px; background: color-mix(in srgb, currentColor 6%, transparent); }
.article-cover img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.article-safety-note { margin-block: 32px; padding: 20px 24px; border-inline-start: 4px solid currentColor; background: color-mix(in srgb, currentColor 5%, transparent); }
.article-safety-note strong { display: block; margin-bottom: 8px; }
.article-safety-note p { margin: 8px 0; }
.article-aside-note { font-size: 0.92em; line-height: 1.7; }
.article-cta { margin-top: 32px; padding-top: 24px; border-top: 1px solid color-mix(in srgb, currentColor 18%, transparent); }
.site-lens-protocol { margin-top: clamp(24px, 4vw, 40px); padding-top: 24px; border-top: 1px solid color-mix(in srgb, currentColor 18%, transparent); }
.site-lens-protocol p { max-width: 78ch; }
.article-protocol { margin-top: 32px; padding-top: 24px; border-top: 1px solid color-mix(in srgb, currentColor 18%, transparent); }
.article-protocol ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 24px; padding-left: 24px; }
.article-protocol li { padding-inline-start: 4px; }
.article-protocol li strong, .article-protocol li span { display: block; }
.editorial-field-guide { margin-top: 32px; }
.editorial-field-guide dl { display: grid; grid-template-columns: minmax(140px, 220px) minmax(0, 1fr); gap: 12px 24px; }
.editorial-field-guide dt { font-weight: 800; }
.editorial-field-guide dd { margin: 0; }
@media (max-width: 760px) { .cart-shell { grid-template-columns: 1fr; } .cart-summary { position: static; } .article-protocol ol, .editorial-field-guide dl { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; } }