:root{
  --navy:#0c1b33;--navy-2:#15294a;--gold:#c9a24b;--gold-2:#e9cd88;--gold-ink:#8a6a1f;
  --paper:#f6f3ec;--white:#fff;--ink:#1c2432;--muted:#5d6676;--line:#e4dccb;--line-green:#06c755;
  --r:14px;
  --serif:"Noto Serif TC","Songti TC","PMingLiU",serif;
  --sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.75;font-size:16px;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);line-height:1.35;margin:0 0 .5em;letter-spacing:.02em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.small{font-size:14px;color:var(--muted)}

/* 頁首 */
.hd{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(201,162,75,.35)}
.hd-in{display:flex;align-items:center;gap:16px;height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:0}
.brand img{width:44px;height:44px;border-radius:10px;flex:none}
.brand b{display:block;font-family:var(--serif);font-size:20px;letter-spacing:.06em;white-space:nowrap;line-height:1.2}
.brand small{display:block;font-size:10px;letter-spacing:.12em;color:var(--gold-2);white-space:nowrap}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{text-decoration:none;padding:8px 12px;border-radius:8px;font-size:15px;color:#dfe5ef;white-space:nowrap}
.nav a:hover,.nav a[aria-current]{color:var(--gold-2);background:rgba(255,255,255,.07)}
.hd-call{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:var(--navy);font-weight:700;text-decoration:none;padding:9px 16px;border-radius:999px;white-space:nowrap}
.hd-call svg,.btn svg,.mbar svg{width:20px;height:20px;flex:none}

/* 首頁主視覺 */
.hero{background:radial-gradient(900px 420px at 85% -10%,#1f3d6b 0,transparent 60%),linear-gradient(180deg,var(--navy),#0a1528);color:#fff;padding:56px 0 64px;overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{display:inline-block;color:var(--gold-2);font-size:14px;letter-spacing:.14em;border:1px solid rgba(233,205,136,.4);padding:4px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(30px,5vw,50px);font-weight:900}
.hero h1 span{color:var(--gold-2);white-space:nowrap}
.nb{font-style:normal;display:inline-block}
.lead{color:#cdd6e4;font-size:17px;max-width:34em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 20px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:999px;font-weight:700;text-decoration:none;font-size:17px;border:0;line-height:1.2}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:var(--gold-2)}
.btn-line{background:var(--line-green);color:#fff}
.btn-ghost{border:2px solid var(--navy);color:var(--navy)}
.chips{display:flex;flex-wrap:wrap;gap:8px 18px;color:#b9c4d6;font-size:14px;padding:0;margin:0;list-style:none}
.chips li::before{content:"✓";color:var(--gold-2);margin-right:6px}
.hero-ph{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-ph img{border-radius:var(--r);border:2px solid rgba(201,162,75,.55);aspect-ratio:3/4;object-fit:cover;width:100%}
.hero-ph img:nth-child(2){margin-top:44px}

/* 區塊 */
.sec{padding:64px 0}
.sec-alt{background:var(--white)}
.sec-hd{text-align:center;margin-bottom:32px}
.sec-hd h2{font-size:clamp(24px,3.4vw,34px)}
.sec-hd h2::after{content:"";display:block;width:56px;height:3px;background:var(--gold);margin:12px auto 0;border-radius:2px}
.sec-hd p{color:var(--muted);margin:0}

/* 服務卡 */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px;text-decoration:none;display:flex;gap:16px;transition:transform .15s,box-shadow .15s}
.svc:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(12,27,51,.09)}
.ico{flex:none;width:58px;height:58px;display:grid;place-items:center;background:var(--navy);color:var(--gold-2);clip-path:polygon(25% 3%,75% 3%,100% 50%,75% 97%,25% 97%,0 50%)}
.ico svg{width:28px;height:28px}
.svc h3{font-size:20px;margin:0 0 4px}
.svc p{margin:0;color:var(--muted);font-size:15px}
.svc .more{color:var(--gold-ink);font-size:14px;font-weight:700;margin-top:6px;display:inline-block}
.partners{text-align:center;margin:26px 0 0;color:var(--muted)}
.partners span{display:inline-block;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:2px 14px;margin:4px;color:var(--ink)}

/* 案例卡 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{background:var(--white);border-radius:var(--r);overflow:hidden;border:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.case:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(12,27,51,.09)}
.case img{aspect-ratio:4/3;object-fit:cover;width:100%}
.case-b{padding:16px 18px 20px;display:block}
.tag{display:inline-block;font-size:13px;color:var(--gold-ink);background:#f5ecd6;border-radius:6px;padding:2px 8px;margin-right:6px;font-family:var(--sans);letter-spacing:0}
.tag-loc{color:#3d5475;background:#e6edf6}
.case h3{font-size:19px;margin:10px 0 4px}
.case p{margin:0;color:var(--muted);font-size:14.5px}
.sec-alt .case{border-color:#ece6d8}

/* 優勢 */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why div{background:var(--navy);color:#dfe5ef;border-radius:var(--r);padding:24px;border-top:3px solid var(--gold)}
.why h3{color:var(--gold-2);font-size:19px}
.why p{margin:0;font-size:15px}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:20px 16px;counter-increment:s}
.steps li::before{content:counter(s);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--gold);color:var(--navy);font-weight:800;margin-bottom:10px}
.steps b{display:block;font-size:17px}
.steps span{color:var(--muted);font-size:14.5px}

/* 常見問題 */
.faq{max-width:820px;margin:0 auto}
.faq details{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:0 20px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none;font-size:17px;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";color:var(--gold)}
.faq details[open] summary::after{content:"－"}
.faq details p{margin:0 0 16px;color:#3a4352}

/* 行動呼籲 */
.cta-band{background:linear-gradient(135deg,var(--navy),#1b3563);color:#fff;text-align:center;padding:56px 0}
.cta-band h2{font-size:clamp(22px,3vw,32px)}
.cta-band p{color:#cdd6e4;margin:0}
.cta-band .cta-row{justify-content:center;margin-bottom:0}

/* 內頁 */
.phd{background:var(--navy);color:#fff;padding:36px 0 34px}
.crumb{font-size:13.5px;color:#9fb0c8;margin-bottom:10px}
.crumb a{color:#cfd8e6;text-decoration:none}
.phd h1{font-size:clamp(26px,4vw,40px)}
.phd p{color:#cdd6e4;margin:0;max-width:44em}
.two{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:start}
.intro{font-size:17.5px;margin-top:0}
.h2s{font-size:22px;margin-top:28px}
.h2s:first-child{margin-top:0}
.checks{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.checks.one{grid-template-columns:1fr}
.checks li{padding-left:30px;position:relative}
.checks li::before{content:"✓";position:absolute;left:0;top:.35em;width:20px;height:20px;border-radius:50%;background:var(--gold);color:#fff;display:grid;place-items:center;font-size:12px;line-height:1}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.contact-card{position:sticky;top:92px}
.contact-card h3{font-size:20px}
.contact-card .btn{width:100%;margin-top:10px}
.contact-btns{display:grid;gap:10px}
.info{width:100%;border-collapse:collapse}
.info th,.info td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.info th{white-space:nowrap;color:var(--muted);font-weight:500;width:6em}
.quote{font-family:var(--serif);font-size:22px;line-height:1.6;margin:0 0 18px;padding-left:18px;border-left:4px solid var(--gold)}
.values{list-style:none;padding:0;margin:0 0 20px;display:flex;flex-wrap:wrap;gap:10px}
.values li{background:var(--navy);color:var(--gold-2);padding:6px 16px;border-radius:8px;font-weight:700}

/* 照片 */
.ph-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.ph{margin:0 0 14px}
.ph a{display:block;border-radius:12px;overflow:hidden;background:#ddd}
.ph img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .3s}
.ph a:hover img{transform:scale(1.03)}
.ph figcaption{font-size:14px;color:var(--muted);padding:6px 2px 0}
.stepline{border-left:3px solid var(--gold);padding-left:24px;margin:28px 0 0 8px}
.stepline section{position:relative;margin-bottom:28px}
.stepline section::before{content:"";position:absolute;left:-34px;top:7px;width:17px;height:17px;border-radius:50%;background:var(--navy);border:3px solid var(--gold)}
.stepline h2{font-size:22px;margin-bottom:4px}
.stepline p{margin:0 0 12px}

/* 放大照片 */
dialog#lb{border:0;padding:0;background:transparent;max-width:96vw;max-height:94vh;overflow:visible}
dialog#lb::backdrop{background:rgba(5,10,20,.9)}
dialog#lb img{max-width:96vw;max-height:84vh;border-radius:8px;margin:auto;cursor:zoom-out}
dialog#lb p{color:#fff;text-align:center;margin:10px 0 0;font-size:15px}

/* 頁尾 */
.ft{background:#081223;color:#aeb8c8;padding:44px 0 36px;font-size:14.5px}
.ft-in{display:grid;grid-template-columns:1.1fr 1.3fr 1fr;gap:28px}
.ft h3{color:#fff;font-size:18px}
.ft a{color:var(--gold-2);text-decoration:none}
.ft ul{list-style:none;padding:0;margin:0}
.ft li{margin-bottom:4px}
.ft-copy{border-top:1px solid rgba(255,255,255,.08);margin:28px 0 0;padding-top:16px;font-size:13px}

/* 重點回答（給搜尋引擎與 AI 摘要用的第一段） */
.answer{background:#fff8e6;border:1px solid #ecd9a6;border-left:5px solid var(--gold);border-radius:12px;padding:16px 20px;margin:0 0 22px}
.answer b{display:block;color:var(--gold-ink);font-size:14px;letter-spacing:.1em;margin-bottom:4px}
.answer p{margin:0;font-size:16.5px}

/* 細項服務連結 */
.subs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;margin-top:24px}
.subs>b{width:100%;text-align:center;color:var(--muted);font-weight:500;font-size:15px}
.sub{display:inline-flex;align-items:center;gap:6px;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:6px 14px;text-decoration:none;font-size:15px}
.sub svg{width:18px;height:18px;color:var(--gold-ink)}
.sub:hover{border-color:var(--gold)}
.cat{margin-bottom:18px}
.cat .svc{display:flex}
.cat-subs{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 0}
.two .cat-subs{margin-bottom:8px}

/* 服務地區 */
.towns{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.two .towns{justify-content:flex-start}
.towns li{border:1px solid var(--line);background:var(--white);border-radius:8px;padding:4px 12px;font-size:15px}
.towns li a{text-decoration:none;color:var(--gold-ink);font-weight:700}
.towns li.on{background:var(--navy);color:var(--gold-2);border-color:var(--navy)}
.area-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.area,.guide{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;text-decoration:none}
.area:hover,.guide:hover{border-color:var(--gold)}
.area h3,.guide h3{font-size:19px;margin:6px 0 4px}
.area p,.guide p{margin:0;color:var(--muted);font-size:14.5px}
.area .more,.guide .more{color:var(--gold-ink);font-size:14px;font-weight:700;display:inline-block;margin-top:6px}
.needs{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.needs a{display:flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:10px 14px;text-decoration:none}
.needs a:hover{border-color:var(--gold)}
.needs svg{width:22px;height:22px;color:var(--gold-ink);flex:none}
.case-grid.two-col{grid-template-columns:1fr 1fr;margin-top:6px}

/* 師傅教室 */
.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.guide-grid.one{grid-template-columns:1fr}
.prose h2{font-size:22px;margin:30px 0 10px}
.prose p,.prose li{font-size:16.5px}
.prose ul,.prose ol{padding-left:1.4em;margin:0 0 12px}
.prose li{margin-bottom:6px}
.sources{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-top:26px;font-size:14.5px}
.sources ul{margin:6px 0 0;padding-left:1.2em}
.sources a{color:#2f5d9a}

/* 線上估價小幫手 */
.est-link{display:inline-block;margin-top:12px;color:var(--gold-ink);font-weight:700;text-decoration:none;font-size:15px}
.est-link.on-dark{color:var(--gold-2);margin-top:18px}
.est-topics{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.est-topic{font:inherit;font-size:15.5px;padding:12px 8px;border-radius:10px;border:1.5px solid var(--line);background:var(--white);cursor:pointer;color:var(--ink)}
.est-topic[aria-pressed="true"]{background:var(--navy);color:var(--gold-2);border-color:var(--navy);font-weight:700}
.est-lists{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.est-list{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.est-list h3{font-size:17px;margin:0 0 4px}
.est-list ol{margin:0;padding-left:1.3em;font-size:15px}
#est.js .est-lists{grid-template-columns:1fr}
#est.js .est-list{display:none}
#est.js .est-list.on{display:block;border-color:var(--gold);border-width:2px}
.est-hint{color:var(--muted);margin:0}
.est-form{display:grid;gap:12px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.est-form label{display:grid;gap:6px;font-weight:700;font-size:15px}
.est-form select,.est-form textarea{font:inherit;font-weight:400;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.est-form .btn{justify-self:start}
#est-msg{font:inherit;width:100%;padding:10px;border-radius:10px;border:1.5px solid var(--gold)}
.ft-svc{columns:2;column-gap:18px}

/* 手機底部固定按鈕 */
.mbar{display:none}

@media (max-width:960px){
  .svc-grid,.case-grid{grid-template-columns:1fr 1fr}
  .guide-grid{grid-template-columns:1fr 1fr}
  .why{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .hd-in{flex-wrap:wrap;height:auto;padding-top:10px;gap:8px 12px}
  .nav{order:3;width:100%;margin:0;justify-content:space-between;border-top:1px solid rgba(255,255,255,.08)}
  .nav a{padding:10px 2px;font-size:14.5px}
  .hd-call{margin-left:auto;padding:8px 12px}
  .hd-call .t{display:none}
  .hero-in,.two{grid-template-columns:1fr}
  .ft-in{grid-template-columns:1fr}
  .contact-card{position:static}
  .mbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;box-shadow:0 -4px 16px rgba(0,0,0,.18)}
  .mbar a{display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 4px calc(14px + env(safe-area-inset-bottom));font-weight:800;text-decoration:none;font-size:16px}
  .mbar .call{background:var(--gold);color:var(--navy)}
  .mbar .line{background:var(--line-green);color:#fff}
  body{padding-bottom:64px}
}
@media (max-width:600px){
  .brand b{font-size:18px}
  .brand small{font-size:9px;letter-spacing:.06em}
  .svc-grid,.case-grid,.why,.checks,.guide-grid,.area-list,.est-lists,.case-grid.two-col{grid-template-columns:1fr}
  .est-topics{grid-template-columns:1fr 1fr}
  .est-form .btn{justify-self:stretch}
  .sec{padding:44px 0}
  .hero{padding:32px 0 40px}
  .hero-in{gap:28px}
  .cta-row .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .quote{font-size:19px}
}