:root{--ink:#17332e;--ink-soft:#3d5953;--muted:#6d7e79;--wine:#8f2040;--wine-dark:#68142b;--teal:#0a625d;--mint:#eaf5f1;--blush:#f7e7ec;--blue:#eaf0ff;--cream:#fffaf7;--white:#fff;--line:#dce7e3;--shadow:0 26px 74px rgba(25,55,49,.13);--radius-xl:36px;--radius-lg:26px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"Noto Sans TC",sans-serif;color:var(--ink);background:var(--cream);line-height:1.75;overflow-x:hidden}img{display:block;max-width:100%}a{color:inherit}button{font:inherit}.container{width:min(1160px,calc(100% - 40px));margin:auto}.skip-link{position:fixed;top:-80px;left:16px;background:#fff;padding:10px 16px;border-radius:10px;z-index:100}.skip-link:focus{top:16px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,250,247,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(23,51,46,.08)}.nav{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none}.brand img{width:60px;height:60px}.brand strong{display:block;font-size:1.35rem}.brand small{display:block;color:var(--muted);letter-spacing:.14em;font-size:.72rem}.nav-links{display:flex;align-items:center;gap:18px}.nav-links a{text-decoration:none;font-weight:700}.nav-links a:hover{color:var(--wine)}.nav-cta{padding:10px 18px;border-radius:999px;background:var(--wine);color:#fff!important}.menu-toggle{display:none;background:none;border:0;padding:8px}.menu-toggle span{display:block;width:25px;height:2px;background:var(--ink);margin:5px 0}
.iad-hero{position:relative;overflow:hidden;min-height:calc(100vh - 88px);display:flex;align-items:center;padding:74px 0;background:radial-gradient(circle at 80% 12%,rgba(224,233,255,.78),transparent 28%),radial-gradient(circle at 12% 88%,rgba(222,244,236,.86),transparent 28%),linear-gradient(135deg,#fff 0%,#fff5f8 54%,#eef8f5 100%)}.hero-orb{position:absolute;border-radius:50%;filter:blur(3px);opacity:.65}.orb-a{width:300px;height:300px;right:-90px;bottom:-90px;background:#d7eee6}.orb-b{width:180px;height:180px;left:38%;top:4%;background:#f0dce3}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.eyebrow{font-family:Manrope,sans-serif;font-weight:800;letter-spacing:.17em;color:var(--wine);margin:0 0 12px}h1{font-size:clamp(3.5rem,7vw,6.2rem);line-height:1.02;letter-spacing:-.045em;margin:.08em 0 .18em}h1 em{font-style:normal;color:var(--wine)}h2{font-size:clamp(2.1rem,4vw,3.45rem);line-height:1.2;letter-spacing:-.025em;margin:.1em 0 .35em}.hero-en{font-family:Manrope,sans-serif;font-size:1.45rem;font-weight:800;color:var(--teal);margin:0}.lead{font-size:1.15rem;color:var(--muted)}.hero-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 23px;border-radius:999px;text-decoration:none;font-weight:800;transition:.22s}.btn.primary{background:var(--wine);color:#fff;box-shadow:0 14px 30px rgba(143,32,64,.22)}.btn.primary:hover{background:var(--wine-dark);transform:translateY(-2px)}.btn.ghost{background:#fff;border:1px solid var(--ink)}.hero-audience{display:flex;gap:9px;flex-wrap:wrap;margin-top:25px}.hero-audience span{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.78);border:1px solid rgba(23,51,46,.1);font-weight:800;font-size:.86rem}
.skin-dashboard{border:1px solid rgba(255,255,255,.8);border-radius:38px;background:rgba(255,255,255,.58);backdrop-filter:blur(18px);box-shadow:0 35px 90px rgba(37,56,76,.18);overflow:hidden}.dashboard-head{padding:22px 25px;border-bottom:1px solid rgba(23,51,46,.08)}.dashboard-head small,.dashboard-head strong{display:block}.dashboard-head small{font-family:Manrope,sans-serif;letter-spacing:.13em;color:var(--wine);font-weight:800}.dashboard-head strong{font-size:1.2rem}.dashboard-flow{padding:30px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:stretch}.dashboard-flow article{min-height:210px;padding:26px;border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.88);box-shadow:0 15px 38px rgba(25,55,49,.07);transition:.25s;display:flex;flex-direction:column;justify-content:flex-start}.dashboard-flow article:hover{transform:translateY(-6px);box-shadow:var(--shadow)}.dashboard-flow article b{color:var(--wine);font-family:Manrope,sans-serif}.flow-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:var(--blush);font-size:1.5rem;color:var(--wine);margin:12px 0}.dashboard-flow h3{margin:0;font-size:1.28rem}.dashboard-flow p{color:var(--muted);margin:8px 0 0}.dashboard-flow i{display:none}
.section{padding:92px 0}.section-head{max-width:800px;margin-bottom:42px}.section-head>p:last-child{color:var(--muted)}.understand{background:#fff}.cause-chain{display:grid;grid-template-columns:1fr 42px 1fr 42px 1fr;gap:14px;align-items:center}.cause-chain article{padding:28px;border-radius:26px;border:1px solid var(--line);background:linear-gradient(145deg,#fff,#f8fbfa)}.cause-chain span{color:var(--wine);font-family:Manrope,sans-serif;font-weight:800}.cause-chain h3{margin:10px 0 6px}.cause-chain p{color:var(--muted);margin:0}.chain-arrow{text-align:center;font-size:1.7rem;color:var(--teal)}.alert-panel{display:flex;gap:18px;margin-top:28px;padding:24px;border-left:5px solid var(--wine);border-radius:18px;background:#fff0f5}.alert-icon{flex:0 0 48px;height:48px;border-radius:50%;display:grid;place-items:center;background:var(--wine);color:#fff;font-weight:900;font-size:1.35rem}.alert-panel h3{margin:0}.alert-panel p{color:#70404d;margin-bottom:0}
.risk{background:#f8fbfa}.risk-grid,.tips-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.risk-grid article,.tips-grid article{padding:27px;border:1px solid var(--line);border-radius:26px;background:#fff;transition:.26s}.risk-grid article:hover,.tips-grid article:hover{transform:translateY(-7px);box-shadow:var(--shadow)}.line-icon{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--mint);color:var(--teal);font-size:1.6rem;font-weight:900}.risk-grid h3{margin:16px 0 5px}.risk-grid p,.tips-grid p{color:var(--muted);margin-bottom:0}
.pathway{background:#17332e;color:#fff}.pathway .section-head>p:last-child{color:#c9d7d3}.pathway .eyebrow{color:#f5bacb}.pathway-list{display:grid;gap:16px}.pathway-step{display:grid;grid-template-columns:58px 64px 1fr 260px;gap:20px;align-items:center;padding:24px;border:1px solid rgba(255,255,255,.13);border-radius:26px;background:rgba(255,255,255,.07);transition:.25s}.pathway-step:hover{background:rgba(255,255,255,.12);transform:translateX(5px)}.step-index{font-family:Manrope,sans-serif;font-size:1.3rem;font-weight:800;color:#f5bacb}.step-icon{width:58px;height:58px;border-radius:18px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:1.5rem}.step-en{font-family:Manrope,sans-serif;color:#86c5b6;font-weight:800;letter-spacing:.1em;margin:0}.step-copy h3{margin:3px 0}.step-copy p{color:#c9d7d3;margin:0}.step-note{padding:15px;border-radius:16px;background:rgba(255,255,255,.08)}.step-note strong,.step-note span,.step-note a{display:block}.step-note span{color:#c9d7d3}.step-note a{color:#f5bacb;font-weight:800}.product-note{border:1px solid rgba(245,186,203,.25)}
.products{background:linear-gradient(180deg,#fffaf7,#f8fbfa)}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}.product-card{display:grid;grid-template-columns:.8fr 1.2fr;gap:25px;align-items:center;padding:30px;border:1px solid var(--line);border-radius:34px;background:#fff;box-shadow:0 18px 52px rgba(28,55,49,.08);transition:.3s}.product-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}.product-stage{position:relative;min-height:310px;display:grid;place-items:center}.product-stage img{position:relative;z-index:2;max-height:275px;object-fit:contain;filter:drop-shadow(0 24px 20px rgba(0,0,0,.14));transition:.3s}.product-card:hover img{transform:translateY(-6px) scale(1.04)}.product-glow{position:absolute;width:220px;height:220px;border-radius:50%;background:#e3f3ed}.protect-card .product-glow{background:#e6ebff}.product-step{font-family:Manrope,sans-serif;color:var(--wine);font-weight:800;letter-spacing:.08em}.product-card h3{font-size:1.7rem;line-height:1.35}.chips{display:flex;gap:8px;flex-wrap:wrap}.chips span{padding:7px 10px;border-radius:999px;background:var(--mint);font-weight:800;font-size:.86rem}.protect-card .chips span{background:var(--blue)}.product-copy>p:last-of-type{color:var(--muted)}.product-link{display:inline-flex;padding:10px 16px;border:1px solid var(--wine);border-radius:999px;color:var(--wine);text-decoration:none;font-weight:900}.product-card:hover .product-link{background:var(--wine);color:#fff}
.tips{background:#fff}.tips-grid article>span{color:var(--wine);font-family:Manrope,sans-serif;font-weight:800}.tips-grid h3{margin:12px 0 4px}.faq{background:#f8fbfa}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}.accordion{display:grid;gap:12px}.accordion details{border:1px solid var(--line);border-radius:20px;background:#fff;padding:0 20px}.accordion summary{cursor:pointer;font-weight:900;padding:18px 0}.accordion details p{color:var(--muted);margin-top:0;padding-bottom:18px}.resources{background:#17332e;color:#fff}.resources .section-head>p:last-child{color:#c9d7d3}.resources .eyebrow{color:#f5bacb}.resource-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.resource-grid button{padding:24px;border:1px solid rgba(255,255,255,.15);border-radius:22px;background:rgba(255,255,255,.07);color:#fff;text-align:left;cursor:pointer;transition:.22s}.resource-grid button:hover{background:rgba(255,255,255,.14);transform:translateY(-4px)}.resource-grid strong,.resource-grid span{display:block}.resource-grid span{margin-top:7px;color:#f5bacb;font-family:Manrope,sans-serif;letter-spacing:.09em}.contact-banner{background:linear-gradient(135deg,#f8e8ed,#eaf4f0)}.contact-panel{padding:46px;border-radius:34px;background:rgba(255,255,255,.74);backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.8);display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow)}.contact-panel h2{font-size:clamp(2rem,3.3vw,3rem)}.contact-panel p:last-child{color:var(--muted)}.reference-note{padding:24px 0;background:#fff}.reference-note p{font-size:.9rem;color:var(--muted);margin:0}
footer{background:#0d1c18;color:#fff;padding:40px 0}.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand img{width:54px}.footer-brand strong,.footer-brand span{display:block}.footer-grid a{color:#fff}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);padding:12px 18px;border-radius:999px;background:#132821;color:#fff;opacity:0;pointer-events:none;transition:.22s;z-index:80}.toast.show{opacity:1;transform:translate(-50%,0)}.back-to-top{position:fixed;right:20px;bottom:20px;width:45px;height:45px;border:0;border-radius:50%;background:var(--wine);color:#fff;font-size:1.2rem;opacity:0;pointer-events:none;transition:.22s;z-index:70}.back-to-top.show{opacity:1;pointer-events:auto}.reveal{opacity:0;transform:translateY(28px);transition:opacity .68s ease,transform .68s ease}.reveal.visible{opacity:1;transform:none}.delay-1{transition-delay:.08s}.delay-2{transition-delay:.16s}
@media(max-width:1050px){.nav-links{position:absolute;left:20px;right:20px;top:78px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.menu-toggle{display:block}.hero-grid{grid-template-columns:1fr}.dashboard-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.cause-chain{grid-template-columns:1fr}.chain-arrow{transform:rotate(90deg)}.pathway-step{grid-template-columns:48px 58px 1fr}.step-note{grid-column:3}.faq-grid{grid-template-columns:1fr}.resource-grid{grid-template-columns:1fr 1fr}}
@media(max-width:780px){.risk-grid,.tips-grid,.product-grid{grid-template-columns:1fr}.product-card{grid-template-columns:1fr}.contact-panel{display:block}.contact-actions{margin-top:24px}}
@media(max-width:640px){.container{width:min(100% - 28px,1160px)}.brand img{width:50px;height:50px}.brand strong{font-size:1.12rem}.brand small{font-size:.61rem}.iad-hero{padding-top:56px}.dashboard-flow{grid-template-columns:1fr}.dashboard-flow article{min-height:auto}.dashboard-flow i{display:none}.pathway-step{grid-template-columns:42px 50px 1fr;padding:20px;gap:12px}.step-note{grid-column:1/-1}.resource-grid{grid-template-columns:1fr}.contact-panel{padding:28px}.product-card{padding:22px}.product-stage{min-height:270px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{opacity:1;transform:none;transition:none}}
/* IAD SEO V2.1 Premium：新增內容區塊 */
.reference-links{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.reference-links a{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:24px;
  border:1px solid rgba(20,70,64,.14);
  border-radius:22px;
  background:#fff;
  color:inherit;
  text-decoration:none;
  box-shadow:0 16px 40px rgba(29,58,53,.07);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.reference-links a:hover{
  transform:translateY(-3px);
  border-color:rgba(143,32,64,.3);
  box-shadow:0 20px 48px rgba(29,58,53,.11);
}
.reference-links strong{font-size:1.05rem}
.reference-links span{color:var(--muted,#60706d)}
@media(max-width:720px){
  .reference-links{grid-template-columns:1fr}
}
/* SEO V2.4.2：IAD 主題群集互連 */
.iad-cluster-links{background:linear-gradient(180deg,#fff 0%,#f8fbfa 100%)}
.iad-cluster-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.iad-cluster-card{display:flex;flex-direction:column;min-height:250px;padding:28px;border:1px solid rgba(22,88,80,.14);border-radius:24px;background:#fff;color:inherit;text-decoration:none;box-shadow:0 18px 44px rgba(22,63,58,.08);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.iad-cluster-card:hover{transform:translateY(-5px);border-color:rgba(143,32,64,.28);box-shadow:0 24px 56px rgba(22,63,58,.12)}
.iad-cluster-card small{font-family:Manrope,sans-serif;letter-spacing:.12em;font-weight:800;color:#0a625d}
.iad-cluster-card h3{margin:.65rem 0 .75rem;font-size:clamp(1.3rem,2.2vw,1.85rem)}
.iad-cluster-card p{margin:0 0 22px;color:var(--muted,#61706d);line-height:1.8}
.iad-cluster-card strong{margin-top:auto;color:#8f2040}
@media(max-width:760px){.iad-cluster-grid{grid-template-columns:1fr}.iad-cluster-card{min-height:auto}}