:root{--bg:#050B14;--panel:#0B1930;--ink:#DCE6F2;--muted:#9babbe;--accent:#00D9FF;--line:#20354d}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,"Noto Sans TC","Microsoft JhengHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button,select{font:inherit}header{position:sticky;top:0;background:#050B14ed;backdrop-filter:blur(15px);border-bottom:1px solid var(--line);z-index:5}.nav{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:17px 26px}.brand{font-weight:800;letter-spacing:2px;display:flex;align-items:center;gap:12px}.mark{display:grid;place-items:center;width:39px;height:43px;border:1px solid var(--accent);border-radius:13px 13px 18px 18px;color:var(--accent);font-size:23px}.brand small{display:block;font-size:9px;color:var(--muted);letter-spacing:3px}nav{display:flex;gap:27px;font-size:13px;color:#c1cedd}.nav-cta{color:var(--accent)}.wrap{max-width:1150px;margin:auto;padding:0 26px}.hero{display:grid;grid-template-columns:1.12fr 1fr;align-items:center;gap:40px;min-height:650px;padding-top:65px;padding-bottom:65px}.eyebrow{font-size:11px;letter-spacing:3px;color:var(--accent);font-weight:700}.badge{display:inline-block;font-size:11px;color:#bac6c3;border:1px solid var(--line);padding:5px 12px;border-radius:20px;margin-bottom:23px}h1{font-size:clamp(40px,5vw,68px);letter-spacing:-2px;line-height:1.2;margin:18px 0 24px}h1 span{color:var(--accent)}p{color:var(--muted)}.hero p{max-width:460px;font-size:15px}.actions{display:flex;gap:12px;margin-top:29px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:6px;font-weight:700;font-size:13px;border:1px solid var(--line);cursor:pointer;background:transparent;color:var(--ink)}.btn.primary{background:var(--accent);color:#05131e;border-color:var(--accent)}.micro{font-size:11px!important;margin-top:20px}.visual{position:relative;background:radial-gradient(ellipse at 50% 50%,#183750 0%,#0b1930 40%,#050b14 72%);border:1px solid var(--line);border-radius:20px;height:470px;overflow:hidden}.visual:before{content:"";position:absolute;border:1px solid #00D9FF20;width:340px;height:340px;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:50%}.visual svg{height:100%;width:100%;position:relative}.visual-label{position:absolute;bottom:22px;left:24px;font-size:10px;letter-spacing:2px;color:var(--muted)}.float-label{position:absolute;right:19px;top:24px;font-size:11px;color:var(--accent);background:#15221e;padding:7px 12px;border:1px solid #3a5143;border-radius:20px}.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);padding:24px 0;gap:20px;font-size:13px}.trust span{color:var(--accent);margin-right:12px}.section{padding:85px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px}h2{font-size:32px;line-height:1.4;letter-spacing:-1px;margin:10px 0}h3{font-size:17px;margin:12px 0 8px}.section-head p{font-size:13px;max-width:360px;margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:25px}.card p{font-size:13px;margin-bottom:0}.icon{font-size:22px;color:var(--accent)}.number{font-size:11px;color:#6f8580;float:right}.light-section{background:#e8ece6;color:#17231e}.light-section p{color:#607067}.light-section .eyebrow{color:#516f45}.price-top{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.tabs{display:flex;gap:7px}.tab{border:1px solid #bfcbc0;background:transparent;border-radius:5px;padding:9px 16px;cursor:pointer;font-size:13px;color:#425347}.tab.active{background:#20372a;color:#eaf3e8;border-color:#20372a}select{background:#fff9;border:1px solid #bfcbc0;border-radius:5px;padding:9px;color:#263e30;max-width:100%}.table-box{overflow-x:auto;border:1px solid #29435c;border-radius:9px}table{width:100%;border-collapse:collapse;min-width:560px;font-size:13px;text-align:left}th{background:#11263d;font-weight:600}td,th{padding:17px 22px;border-bottom:1px solid #20354d}tbody tr:last-child td{border-bottom:0}.quote{font-size:11px;border-radius:20px;padding:4px 10px;background:#16374b;color:#82deef}.note{font-size:12px}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:22px;margin-top:35px}.step{border-top:1px solid #3c5049;padding-top:19px}.step b{font-size:12px;color:var(--accent);letter-spacing:2px}.step p{font-size:12px}.shipping{margin-top:44px;padding:23px 27px;background:var(--panel);border:1px solid var(--line);border-radius:9px;display:flex;gap:35px;align-items:start}.shipping h3{white-space:nowrap;margin:0}.shipping p{margin:0;font-size:13px}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.faq-grid p{font-size:13px}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-size:14px;list-style:none;display:flex;justify-content:space-between;gap:20px}summary:after{content:"＋";color:var(--accent)}details[open] summary:after{content:"−"}details p{padding-right:25px}.cta{background:linear-gradient(115deg,#12334d,#0b1930);border:1px solid #24516b;border-radius:15px;padding:45px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:28px}.cta p{font-size:13px;margin-bottom:0}.contact-note{font-size:12px;color:var(--muted);margin:18px 0 0}footer{border-top:1px solid var(--line);padding:32px 0 90px;margin-top:70px;font-size:11px;color:var(--muted)}.foot{display:flex;justify-content:space-between;gap:25px}.mobile-bar{display:none}.preview{background:#0b1930;text-align:center;padding:7px 15px;font-size:11px;color:#acbed2}.dialog{border:1px solid #52644f;border-radius:12px;background:#16211c;color:var(--ink);padding:30px;max-width:450px;width:90%}.dialog::backdrop{background:#000a}.dialog p{font-size:14px}.dialog .btn{margin-top:12px}@media(max-width:760px){nav{display:none}.nav{padding:13px 20px}.hero{grid-template-columns:1fr;gap:28px;padding-top:38px;padding-bottom:36px;min-height:0}.hero h1{font-size:44px}.visual{height:330px}.wrap{padding-left:20px;padding-right:20px}.trust{font-size:11px;gap:10px}.trust span{display:block;margin:0 0 3px}.section{padding:55px 0}.section-head{display:block}.section-head p{margin-top:15px}.cards{grid-template-columns:repeat(2,1fr);gap:10px}.card{padding:19px}.card h3{font-size:15px}.card p{font-size:12px}h2{font-size:27px}.price-top{align-items:stretch;flex-direction:column}.steps{grid-template-columns:1fr;gap:16px}.step{display:grid;grid-template-columns:80px 1fr;column-gap:15px;padding-top:16px}.step h3{margin:0}.step p{grid-column:2;margin:5px 0}.shipping{display:block;padding:22px}.shipping h3{margin-bottom:10px}.faq-grid{grid-template-columns:1fr;gap:15px}.cta{display:block;padding:28px}.cta .btn{margin-top:22px}.foot{display:block}.foot div+div{margin-top:13px}.mobile-bar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:6;background:#091525f5;padding:10px 16px;padding-bottom:calc(10px + env(safe-area-inset-bottom));gap:9px;border-top:1px solid var(--line)}.mobile-bar .btn{flex:1;padding:11px 8px;font-size:12px}.badge{margin-bottom:10px}}
.category-nav{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:30px}.category-button{text-align:left;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--ink);padding:20px 14px;cursor:pointer;transition:.2s}.category-button:hover,.category-button.active{border-color:var(--accent);background:#102c43}.category-button svg{width:45px;height:45px;display:block;margin-bottom:14px;color:var(--accent)}.category-button strong{display:block;font-size:14px}.category-button small{font-size:10px;color:var(--muted)}.device-detail{display:grid;grid-template-columns:240px 1fr;gap:40px;align-items:center;padding:30px;background:linear-gradient(120deg,#102c43,#091525);border:1px solid var(--line);border-radius:15px;margin-bottom:25px}.device-art{display:grid;place-items:center;min-height:180px;background:radial-gradient(circle,#17638b55,transparent 70%)}.device-art svg{width:160px;height:160px;color:var(--accent)}.device-detail p{max-width:650px;font-size:14px}.case-note{font-size:12px;border:1px dashed var(--line);padding:16px;border-radius:7px;margin-top:25px}.price-category{display:flex;gap:20px;align-items:center;font-weight:700}.price-category a{font-size:12px;font-weight:400;text-decoration:underline}button:focus-visible,a:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:4px}@media(max-width:900px){.category-nav{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){.category-nav{gap:9px}.category-button{padding:15px 10px}.category-button strong{font-size:12px}.device-detail{grid-template-columns:1fr;gap:10px;padding:22px}.device-art{min-height:130px}.device-art svg{height:130px}.device-detail h2{font-size:25px}}

.brand-art{aspect-ratio:1.5;height:auto;overflow:hidden;position:relative;width:100%;background:#050b14}.brand-art img{position:absolute;width:100%;height:auto;top:0;left:0}.visual{overflow:hidden}.intake{display:grid;grid-template-columns:1fr 1fr;gap:18px}.intake label{display:flex;flex-direction:column;gap:6px}input,textarea,.intake select{width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;background:#0b1930;color:var(--ink);font:inherit}#summary-area{margin-top:24px}.light-section{background:#0b1930!important;color:#dce6f2!important}.light-section p,.light-section th{color:#acbed2!important}.hero h1 span{color:#00d9ff}a:focus-visible,button:focus-visible{outline:2px solid #00d9ff;outline-offset:4px}@media(max-width:650px){.intake{grid-template-columns:1fr}.brand-art{height:auto;aspect-ratio:1.5}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* Layout polish: complete brand artwork and evenly grouped device navigation. */
.visual{height:auto;overflow:visible;background:#050b14;border-radius:18px;min-width:0}
.visual::before{display:none}
.brand-art{aspect-ratio:auto;overflow:visible;border-radius:18px;line-height:0}
.brand-art img{display:block;position:static;width:100%;height:auto;object-fit:contain;border-radius:18px}
.hero>div{min-width:0}.brand small{letter-spacing:1px;font-size:10px}
.category-nav{grid-template-columns:repeat(9,minmax(0,1fr));gap:9px}
.category-button{min-width:0;padding:18px 8px;text-align:center}
.category-button svg{margin:0 auto 12px;width:38px;height:38px}
.category-button strong{font-size:13px;white-space:nowrap}
.category-button small{display:none}
.table-box{border-color:var(--line)}th{background:#11263d}td,th{border-color:var(--line)}
select{background:#12273d;color:var(--ink);border-color:#36536c}.light-section .eyebrow{color:var(--accent)}
@media(max-width:1000px){.category-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.hero{gap:25px}.category-button small{display:block;font-size:10px}}
@media(max-width:760px){.visual{height:auto}.brand-art{aspect-ratio:auto}.category-button{padding:16px 6px}.category-button strong{font-size:13px}.category-button small{font-size:9px}.hero h1{font-size:44px}.brand{letter-spacing:1px}}

/* Priority 1–2: compact service discovery and explicit, local-only LINE handoff. */
.hero{min-height:0;padding-top:40px;padding-bottom:40px}
.hero-services{font-size:16px!important;color:var(--ink);line-height:1.9;margin:16px 0}
.hero .actions{margin-top:20px}.hero .micro{margin-top:12px}
.nav-cta{background:var(--accent);color:#05131e;padding:7px 12px;border-radius:6px;font-weight:700}
nav{align-items:center;gap:20px}.handoff-note,.policy-note{border:1px solid #36536c;border-left:3px solid var(--accent);background:#102238;padding:16px 18px;border-radius:8px;color:var(--ink);font-size:14px}
.policy-note strong{color:var(--accent)}.handoff-steps{font-size:14px;color:var(--ink)}
#copy-state{min-height:1.7em;color:var(--accent);font-size:14px}input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
#summary{font-size:15px}.intake label{font-size:15px}.intake .btn{align-self:end;min-height:48px}
@media(max-width:760px){.preview{padding:5px 12px;font-size:10px}.nav{padding:10px 16px}.brand{font-size:16px}.brand small{font-size:10px}.hero{padding-top:22px;padding-bottom:24px;gap:22px}.hero h1{font-size:38px;margin:12px 0 14px;letter-spacing:-1px}.hero .eyebrow{font-size:10px;letter-spacing:1px}.badge{margin-bottom:6px}.hero p{font-size:14px;margin:10px 0}.hero-services{font-size:15px!important;line-height:1.8}.hero .actions{gap:8px;margin-top:16px}.hero .actions .btn{flex:1;padding:12px 10px;min-height:48px;font-size:13px}.hero .micro{font-size:12px!important;margin:10px 0 0}.section{padding:36px 0}.section-head{margin-bottom:22px}.section-head p{font-size:14px}.trust{padding:17px 0}.category-button{min-height:108px}.category-button small{font-size:10px}.device-detail p,.card p,.step p,.shipping p,.faq-grid p,.cta p{font-size:14px}.note,.contact-note{font-size:13px}.mobile-bar .btn{font-size:14px;min-height:46px}.shipping{margin-top:25px}footer{margin-top:40px;padding-bottom:100px}.cta h2{font-size:25px}.handoff-note,.policy-note{padding:14px}.intake{gap:16px}}

/* Priority 3–4: keyboard access, reserved media geometry, transparent case state. */
.skip-link{position:fixed;top:8px;left:8px;transform:translateY(-180%);z-index:20;background:#00d9ff;color:#05131e;padding:12px 18px;border-radius:6px;font-weight:bold}.skip-link:focus{transform:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:4px}summary:focus-visible{outline-offset:6px}section{scroll-margin-top:95px}.case-empty{padding:24px;background:var(--panel);border:1px dashed #56758f;border-radius:10px}.case-empty h3{margin-top:0}.case-fields{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:20px 0 0}.case-fields div{border:1px solid var(--line);padding:12px;border-radius:6px}.case-fields dt{font-weight:bold}.case-fields dd{margin:5px 0 0;color:var(--muted)}.case-photo{aspect-ratio:4/3;display:grid;place-items:center;border:1px dashed #56758f;color:var(--muted);max-width:240px;border-radius:6px;margin-top:16px}.case-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.case-card img{width:100%;height:auto;border-radius:8px}.number{color:#9babbe}nav{gap:15px}.brand-art picture{display:block}.category-button{min-height:108px}#summary-area{scroll-margin-top:100px}@media(max-width:760px){.case-fields,.case-grid{grid-template-columns:1fr 1fr}.case-empty{padding:18px}}@media(max-width:400px){.case-fields{grid-template-columns:1fr}}