/* 配色：名片的深藍為主色；金色降為「香檳黃銅」只用在細線、圖示、小字點綴，不做大面積色塊；
   LINE 綠只留在小圖示上。底色改冷調米白，避免整頁偏土黃。 */
:root{
  --navy:#0c1b33;--navy-2:#16294a;--navy-3:#1f3a63;--navy-deep:#081223;
  --brass:#b08d4f;--brass-2:#dcc491;--brass-ink:#80622c;
  --paper:#f5f6f8;--white:#fff;--ink:#18212f;--muted:#5b6574;--line:#e2e6ec;--line-2:#cfd6e0;
  --line-green:#06c755;
  --r:16px;
  --shadow:0 1px 2px rgba(12,27,51,.05),0 4px 16px rgba(12,27,51,.06);
  --shadow-hover:0 2px 6px rgba(12,27,51,.08),0 12px 28px rgba(12,27,51,.12);
  --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;scroll-padding-top:84px}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.8;font-size:16px;-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;-webkit-tap-highlight-color:rgba(12,27,51,.08)}
button{-webkit-tap-highlight-color:transparent}
h1,h2,h3{font-family:var(--serif);line-height:1.35;margin:0 0 .5em;letter-spacing:.03em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.small{font-size:14px;color:var(--muted)}
:focus-visible{outline:3px solid var(--brass-2);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--white);color:var(--navy);padding:8px 14px;border-radius:8px;font-weight:700;text-decoration:none}
.skip:focus{top:12px}

/* 按鈕：深色底用白鈕、淺色底用深藍鈕；LINE 一律是白底細框＋小綠圖示 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:12px;font-weight:700;text-decoration:none;font-size:16px;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:background .15s,border-color .15s,color .15s,box-shadow .15s}
.btn svg{width:20px;height:20px;flex:none}
.btn:active{opacity:.85}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-3)}
.btn-light{background:#fff;color:var(--navy)}
.btn-light:hover{background:#edf1f7}
.btn-line{background:#fff;color:var(--navy);border-color:var(--line-2)}
.btn-line:hover{border-color:var(--navy);box-shadow:0 2px 10px rgba(12,27,51,.08)}
.btn-line.on-dark{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.35)}
.btn-line.on-dark:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);box-shadow:none}
.btn-ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:#fff}
.i-line{width:22px!important;height:22px!important}

/* 頁首資訊條（桌機） */
.topbar{background:var(--navy-deep);color:#9fb0c8;font-size:13px}
.topbar-in{display:flex;gap:24px;align-items:center;height:34px}
.topbar-in span{display:inline-flex;align-items:center;gap:6px}
.topbar svg{width:15px;height:15px;color:var(--brass-2)}
.topbar a{margin-left:auto;color:#dfe5ef;text-decoration:none}
.topbar a:hover{color:var(--brass-2)}

/* 頁首 */
.hd{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid rgba(176,141,79,.28);transition:box-shadow .2s}
.hd.scrolled{box-shadow:0 6px 24px rgba(4,10,20,.35)}
.hd-in{display:flex;align-items:center;gap:16px;height:70px;position:relative}
.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;box-shadow:0 0 0 1px rgba(220,196,145,.3)}
.brand b{display:block;font-family:var(--serif);font-size:20px;letter-spacing:.08em;white-space:nowrap;line-height:1.2}
.brand small{display:block;font-size:10px;letter-spacing:.12em;color:var(--brass-2);white-space:nowrap;line-height:1.6}
.nav{display:flex;align-items:stretch;gap:2px;margin-left:auto;height:100%}
.nav>a,.nav-item>a{position:relative;display:inline-flex;align-items:center;gap:4px;height:100%;padding:0 13px;text-decoration:none;font-size:15.5px;color:#dfe5ef;white-space:nowrap;letter-spacing:.04em;transition:color .15s}
.nav-item>a svg{width:15px;height:15px;opacity:.7;transition:transform .2s}
.nav>a::after,.nav-item>a::after{content:"";position:absolute;left:13px;right:13px;bottom:14px;height:2px;border-radius:2px;background:var(--brass-2);transform:scaleX(0);transition:transform .2s}
.nav>a:hover,.nav-item:hover>a,.nav a[aria-current]{color:#fff}
.nav>a:hover::after,.nav-item:hover>a::after,.nav a[aria-current]::after{transform:scaleX(1)}
/* 下拉面板以整條頁首為基準靠右對齊（以按鈕置中會在 1024 寬時超出畫面左緣） */
.nav-item{position:static;display:flex}
.nav-item:hover>a svg,.nav-item:focus-within>a svg{transform:rotate(180deg)}
.mega{position:absolute;top:100%;right:20px;width:min(880px,calc(100% - 40px));padding-top:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .16s,transform .16s,visibility .16s}
.nav-item:hover .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega-in{background:var(--white);color:var(--ink);border-radius:var(--r);border-top:2px solid var(--brass);box-shadow:0 24px 60px rgba(4,10,20,.28);padding:24px 26px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px 26px}
.mega-cat{display:flex;align-items:center;gap:8px;font-family:var(--serif);font-weight:700;font-size:16.5px;color:var(--navy);text-decoration:none;margin-bottom:6px}
.mega-cat svg{width:20px;height:20px;color:var(--brass);flex:none}
.mega-col a:not(.mega-cat){display:block;color:var(--muted);text-decoration:none;font-size:14.5px;padding:3px 0 3px 28px;line-height:1.6}
.mega-col a:hover,.mega-cat:hover{color:var(--navy-3);text-decoration:underline;text-underline-offset:3px}
.nav-extra,.menu-btn{display:none}
.hd-call{display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;border:1.5px solid rgba(220,196,145,.55);font-weight:700;text-decoration:none;padding:8px 16px;border-radius:999px;white-space:nowrap;transition:background .15s,border-color .15s}
.hd-call:hover{background:rgba(255,255,255,.08);border-color:var(--brass-2)}
.hd-call svg,.mbar svg,.menu-btn svg{width:20px;height:20px;flex:none}
.hd-call svg{color:var(--brass-2)}

/* 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:60px 0 68px;overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.eyebrow{display:inline-block;color:var(--brass-2);font-size:14px;letter-spacing:.14em;border:1px solid rgba(220,196,145,.35);padding:4px 14px;border-radius:999px;margin-bottom:18px}
.hero h1{font-size:clamp(30px,5vw,52px);font-weight:900}
.hero h1 span{color:var(--brass-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}
.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(--brass-2);margin-right:6px}
.hero-ph{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-ph img{border-radius:var(--r);border:1px solid rgba(220,196,145,.35);aspect-ratio:3/4;object-fit:cover;width:100%;background:#1a2c4a;box-shadow:0 20px 40px rgba(0,0,0,.3)}
.hero-ph img:nth-child(2){margin-top:44px}

/* 區塊 */
.sec{padding:68px 0}
.sec-alt{background:var(--white)}
.sec-hd{text-align:center;margin-bottom:34px}
.kicker{display:block;font-size:12px;letter-spacing:.32em;color:var(--brass-ink);font-weight:700;margin-bottom:6px;font-family:var(--sans)}
.sec-hd h2{font-size:clamp(24px,3.4vw,34px)}
.sec-hd h2::after{content:"";display:block;width:48px;height:2px;background:var(--brass);margin:12px auto 0;border-radius:2px}
.sec-hd p{color:var(--muted);margin:0}

/* 卡片共同：滑過只換陰影與框線，不位移（位移會讓游標在卡片邊緣時卡片上下抖、點不準） */
.svc,.case,.area,.guide{transition:box-shadow .15s,border-color .15s}
.svc:active,.case:active,.area:active,.guide:active{opacity:.9}

/* 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;box-shadow:var(--shadow)}
.svc:hover{box-shadow:var(--shadow-hover);border-color:var(--line-2)}
.ico{flex:none;width:58px;height:58px;display:grid;place-items:center;background:var(--navy);color:var(--brass-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,.area .more,.guide .more{color:var(--navy-3);font-size:14px;font-weight:700;margin-top:6px;display:inline-block}
.svc:hover .more,.area:hover .more,.guide:hover .more{text-decoration:underline;text-underline-offset:3px}
.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)}

/* 細項服務連結 */
.subs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center;margin-top:26px}
.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;transition:border-color .15s}
.sub svg{width:18px;height:18px;color:var(--brass)}
.sub:hover{border-color:var(--navy)}
.cat{margin-bottom:20px}
.cat-subs{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 0}
.two .cat-subs{margin-bottom:8px}

/* 案例卡 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-grid.fit{grid-template-columns:repeat(auto-fit,minmax(260px,350px));justify-content:center}
.case-grid.two-col{grid-template-columns:1fr 1fr;margin-top:6px}
.case{background:var(--white);border-radius:var(--r);overflow:hidden;border:1px solid var(--line);text-decoration:none;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.case:hover{box-shadow:var(--shadow-hover);border-color:var(--line-2)}
.case-img{overflow:hidden;background:#e6e9ee}
.case img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .35s}
.case:hover img{transform:scale(1.03)}
.case-b{padding:16px 18px 20px}
.tag{display:inline-block;font-size:13px;color:#2c4a7a;background:#e9eef6;border-radius:6px;padding:2px 8px;margin-right:6px;font-family:var(--sans);letter-spacing:0}
.tag-loc{color:var(--muted);background:#eef0f3}
.case h3{font-size:19px;margin:10px 0 4px}
.case p{margin:0;color:var(--muted);font-size:14.5px}

/* 優勢 */
.why{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.why div{background:linear-gradient(160deg,var(--navy-2),var(--navy));color:#dfe5ef;border-radius:var(--r);padding:26px 24px;border-top:2px solid var(--brass);box-shadow:var(--shadow)}
.why h3{color:#fff;font-size:19px}
.why p{margin:0;font-size:15px;color:#c6d0de}

/* 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;position:relative}
.steps li::before{content:counter(s);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;margin-bottom:10px;font-size:15px}
.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;transition:box-shadow .15s}
.faq details[open]{box-shadow:var(--shadow)}
.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(--brass)}
.faq details[open] summary::after{content:"－"}
.faq details p{margin:0 0 16px;color:#3a4352}

/* 行動呼籲 */
.cta-band{background:radial-gradient(700px 260px at 50% 0,#244677 0,transparent 70%),linear-gradient(135deg,var(--navy),#1b3563);color:#fff;text-align:center;padding:60px 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}

/* 內頁頁首 */
.phd{background:radial-gradient(700px 300px at 92% -20%,#23426f 0,transparent 60%),linear-gradient(180deg,var(--navy),#0b1830);color:#fff;padding:38px 0 36px;border-bottom:1px solid rgba(176,141,79,.28);position:relative;overflow:hidden}
.phd::after{content:"";position:absolute;right:-40px;top:-40px;width:260px;height:260px;border:1px solid rgba(220,196,145,.12);border-radius:50%;box-shadow:0 0 0 40px rgba(220,196,145,.03);pointer-events:none}
.crumb{font-size:13.5px;color:#9fb0c8;margin-bottom:10px;display:flex;flex-wrap:wrap;align-items:center;gap:2px 8px}
.crumb a{color:#cfd8e6;text-decoration:none}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{color:var(--brass)}
.phd h1{font-size:clamp(26px,4vw,40px);position:relative;z-index:1}
.phd p{color:#cdd6e4;margin:0;max-width:44em;position:relative;z-index:1}

/* 內頁內容 */
.two{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start}
.intro{font-size:17.5px;margin-top:0}
.h2s{font-size:22px;margin-top:30px}
.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:.38em;width:20px;height:20px;border-radius:50%;background:var(--navy);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;box-shadow:var(--shadow)}
.contact-card{position:sticky;top:96px}
.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:3px solid var(--brass)}
.values{list-style:none;padding:0;margin:0 0 20px;display:flex;flex-wrap:wrap;gap:10px}
.values li{background:var(--navy);color:#fff;padding:6px 16px;border-radius:8px;font-weight:700}

/* 照片 */
.ph-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.ph{margin:0 0 6px}
.ph a{display:block;border-radius:12px;overflow:hidden;background:#e6e9ee;box-shadow:var(--shadow)}
.ph img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform .35s}
.ph a:hover img{transform:scale(1.03)}
.ph figcaption{font-size:14px;color:var(--muted);padding:7px 2px 0}
.stepline{border-left:2px solid var(--line-2);padding-left:24px;margin:28px 0 0 8px}
.stepline section{position:relative;margin-bottom:30px}
.stepline section::before{content:"";position:absolute;left:-33px;top:7px;width:16px;height:16px;border-radius:50%;background:var(--white);border:3px solid var(--navy)}
.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,.92)}
dialog#lb img{max-width:96vw;max-height:84vh;border-radius:10px;margin:auto;cursor:zoom-out}
dialog#lb p{color:#fff;text-align:center;margin:10px 0 0;font-size:15px}
.lb-close{position:absolute;top:-46px;right:0;width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:26px;line-height:1;cursor:pointer}
.lb-close:hover{background:rgba(255,255,255,.26)}

/* 重點回答（給搜尋引擎與 AI 摘要用的第一段） */
.answer{background:#f1f4f9;border:1px solid #dde4ee;border-left:4px solid var(--navy);border-radius:12px;padding:16px 20px;margin:0 0 22px}
.answer b{display:block;color:var(--navy-3);font-size:13.5px;letter-spacing:.12em;margin-bottom:4px}
.answer p{margin:0;font-size:16.5px}

/* 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;color:var(--muted)}
.towns li a{text-decoration:none;color:var(--navy);font-weight:700}
.towns li a:hover{text-decoration:underline}
.towns li.on{background:var(--navy);color:#fff;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;box-shadow:var(--shadow)}
.area:hover,.guide:hover{box-shadow:var(--shadow-hover);border-color:var(--line-2)}
.area h3,.guide h3{font-size:19px;margin:6px 0 4px}
.area p,.guide p{margin:0;color:var(--muted);font-size:14.5px}
.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;transition:border-color .15s}
.needs a:hover{border-color:var(--navy)}
.needs svg{width:22px;height:22px;color:var(--brass);flex:none}

/* 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:32px 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:var(--navy-3)}

/* 線上估價小幫手 */
.est-link{display:inline-block;margin-top:12px;color:var(--navy-3);font-weight:700;text-decoration:none;font-size:15px}
.est-link:hover{text-decoration:underline;text-underline-offset:3px}
.est-link.on-dark{color:#dfe5ef;margin-top:18px}
.est-link.on-dark:hover{color:#fff}
.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);transition:border-color .15s,background .15s}
.est-topic:hover{border-color:var(--navy)}
.est-topic[aria-pressed="true"]{background:var(--navy);color:#fff;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(--navy);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;box-shadow:var(--shadow)}
.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 select:focus,.est-form textarea:focus{border-color:var(--navy);outline:none}
.est-form .btn{justify-self:start}
#est-msg{font:inherit;width:100%;padding:10px;border-radius:10px;border:1.5px solid var(--navy)}

/* 頁尾 */
.ft{background:var(--navy-deep);color:#aeb8c8;padding:48px 0 36px;font-size:14.5px}
.ft-in{display:grid;grid-template-columns:1.1fr 1.3fr 1fr;gap:32px}
.ft h3{color:#fff;font-size:18px}
.ft-brand{margin-bottom:12px}
.ft-brand b{color:#fff}
.ft a{color:#dfe5ef;text-decoration:none}
.ft a:hover{color:#fff;text-decoration:underline}
.ft ul{list-style:none;padding:0;margin:0}
.ft li{margin-bottom:4px}
.ft-svc{columns:2;column-gap:18px}
.ft-copy{border-top:1px solid rgba(255,255,255,.08);margin:30px 0 0;padding-top:16px;font-size:13px}

/* 首頁主視覺右側：工地照＋浮在上面的 i宿電子鎖小卡 */
.hero-side{position:relative}
.hero-lock{position:absolute;left:-28px;bottom:-22px;display:flex;align-items:center;gap:12px;background:#fff;color:var(--ink);text-decoration:none;border-radius:14px;padding:10px 16px 10px 10px;box-shadow:0 18px 40px rgba(0,0,0,.35);max-width:300px;transition:box-shadow .15s}
.hero-lock:hover{box-shadow:0 22px 48px rgba(0,0,0,.45)}
.hero-lock img{width:64px;height:64px;object-fit:contain;background:#f1f4f8;border-radius:10px;flex:none}
.hero-lock small{display:block;font-size:12px;color:var(--brass-ink);letter-spacing:.04em}
.hero-lock b{display:block;font-family:var(--serif);font-size:18px;color:var(--navy);line-height:1.3}
.hero-lock em{display:block;font-style:normal;font-size:13px;color:var(--muted)}

/* 首頁 i宿電子鎖區塊（淺色、生活感） */
.isu-home{background:linear-gradient(180deg,#eef2f7 0,#f7f8fa 100%);padding:72px 0}
.isu-home-in{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.isu-home-ph{position:relative;display:block;min-height:400px;text-decoration:none;color:var(--ink)}
.isu-home-ph::before{content:"";position:absolute;inset:20px 30px 10px 10px;border-radius:50%;background:radial-gradient(circle at 40% 40%,#fff 0,#dfe6f0 60%,transparent 72%)}
.isu-home-big,.isu-home-small{position:absolute;display:flex;flex-direction:column;align-items:center;background:#fff;border-radius:20px;box-shadow:var(--shadow-hover);padding:16px 16px 12px;transition:box-shadow .15s}
.isu-home-ph:hover .isu-home-big,.isu-home-ph:hover .isu-home-small{box-shadow:0 18px 40px rgba(12,27,51,.16)}
.isu-home-big{left:0;top:0;width:62%}
.isu-home-small{right:0;bottom:0;width:44%}
.isu-home-big img,.isu-home-small img{aspect-ratio:1;object-fit:contain;width:100%}
.isu-home-ph b{font-size:17px;color:var(--navy);margin-top:6px;letter-spacing:.03em}
.isu-home-ph small{font-size:13px;color:var(--muted);white-space:nowrap}
.isu-home h2{font-size:clamp(28px,4vw,40px);font-weight:900}
.isu-home h2 span{color:var(--navy-3)}
.isu-home-badge{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brass-ink);background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 14px 4px 10px;margin:0 0 14px}
.isu-home-badge svg{width:16px;height:16px}
.isu-home-lead{font-size:17px;color:#3a4352;margin:0 0 18px}
.isu-home-uses{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.isu-home-uses li{display:flex;gap:12px;align-items:flex-start}
.isu-home-uses b{display:block;font-size:16.5px}
.isu-home-uses li>span:last-child{color:var(--muted);font-size:15px}
.isu-ic{flex:none;width:40px;height:40px;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;color:var(--navy)}
.isu-ic svg{width:20px;height:20px}
.isu-home .cta-row{margin-bottom:0}
.dealer-badge{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--brass-2);border:1px solid rgba(220,196,145,.4);border-radius:999px;padding:3px 12px 3px 10px;margin-bottom:12px;position:relative;z-index:1}
.dealer-badge svg{width:15px;height:15px}
.isu-models{display:grid;gap:18px}
.isu-model{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);scroll-margin-top:96px}
.isu-model-hd{display:flex;gap:18px;align-items:center;margin-bottom:6px}
.isu-model-hd img{width:112px;height:112px;object-fit:contain;flex:none;background:#f3f5f8;border-radius:12px;padding:6px}
.isu-model-hd h3{font-size:26px;margin:6px 0 0;font-family:var(--sans);letter-spacing:.02em}
.isu-tagline{margin:0;color:var(--muted);font-size:15px}
.isu-spec{display:grid;grid-template-columns:5.5em 1fr;gap:6px 12px;margin:12px 0 16px;font-size:15px}
.isu-spec dt{color:var(--muted)}
.isu-spec dd{margin:0}
.isu-model .ph{max-width:360px}
.isu-model .ph img.isu-poster{aspect-ratio:1;object-fit:contain;background:#fff}
.isu-bundle h3{font-size:19px}
.isu-uses{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.isu-uses div{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.isu-uses h3{font-size:17px;margin:0 0 4px}
.isu-uses p{margin:0;color:var(--muted);font-size:15px}
.steps.steps-4{grid-template-columns:repeat(2,1fr)}
.isu-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.isu-links 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;transition:border-color .15s}
.isu-links a:hover{border-color:var(--navy)}
.isu-links svg{width:18px;height:18px;color:var(--brass);flex:none}
.ft-dealer{display:flex;gap:8px;align-items:flex-start}
.ft-dealer svg{width:18px;height:18px;color:var(--brass-2);flex:none;margin-top:3px}

/* 手機底部固定按鈕 */
.mbar{display:none}

@media (hover:none){
  .case:hover img,.ph a:hover img{transform: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}
  .nav>a,.nav-item>a{padding:0 9px;font-size:15px}
}
@media (max-width:860px){
  .topbar{display:none}
  .hd-in{height:62px;gap:10px}
  .brand{flex:1 1 auto}
  .brand span{min-width:0}
  .brand b,.brand small{overflow:hidden;text-overflow:ellipsis}
  .hd-call{margin-left:auto;width:42px;height:42px;padding:0;justify-content:center;flex:none}
  .hd-call .t{display:none}
  .menu-btn{display:inline-flex;align-items:center;gap:6px;background:transparent;border:1.5px solid rgba(220,196,145,.55);color:#fff;border-radius:999px;padding:7px 14px 7px 11px;font:inherit;font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;flex:none}
  .hd.open .menu-btn{background:#fff;color:var(--navy);border-color:#fff}
  /* 手機選單（有 JS 時是從頁首往下展開的全螢幕面板；沒有 JS 時整份清單直接顯示在頁首下方） */
  .nav{display:block;height:auto;margin:0;background:var(--navy);padding:6px 20px 24px}
  /* 🔴 關閉時整片面板一律不可點（pointer-events:none），打開才可點；
     09-11 事故：裡面的服務清單寫了 visibility:visible 會蓋過父層的 hidden，變成「看不見但點得到」，
     手機點頁面任何地方都點到隱形選單裡的連結 */
  .js .nav{position:fixed;left:0;right:0;top:62px;bottom:0;overflow-y:auto;padding-bottom:40px;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);transition:opacity .18s,transform .18s,visibility .18s;border-top:1px solid rgba(220,196,145,.2)}
  .js .hd.open .nav{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  html:not(.js) .hd-in{flex-wrap:wrap;height:auto;padding-top:10px}
  html:not(.js) .nav{order:3;width:100%}
  html:not(.js) .menu-btn{display:none}
  .nav>a,.nav-item>a{display:flex;height:auto;padding:14px 2px;font-size:17px;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav>a::after,.nav-item>a::after{display:none}
  .nav-item{display:block}
  .nav-item>a svg{display:none}
  .mega{position:static;width:auto;padding:0;opacity:1;visibility:inherit;transform:none}
  .mega-in{background:transparent;box-shadow:none;border:0;border-radius:0;padding:8px 0 14px;grid-template-columns:1fr 1fr;gap:12px 14px;color:#dfe5ef}
  .mega-cat{color:#fff;font-size:15.5px;margin-bottom:2px}
  .mega-cat svg{color:var(--brass-2)}
  .mega-col a:not(.mega-cat){color:#c5cedc;font-size:14.5px;padding:3px 0 3px 28px}
  .nav-extra{display:block}
  .nav-extra>a{display:flex;padding:14px 2px;font-size:17px;border-bottom:1px solid rgba(255,255,255,.08);text-decoration:none;color:#dfe5ef}
  .nav-cta{display:grid;gap:10px;margin-top:20px}
  .nav-open body{overflow:hidden}
  .hero-in,.two,.isu-home-in{grid-template-columns:1fr}
  .isu-home-in{gap:28px}
  .isu-home-ph{min-height:0;height:min(92vw,440px);max-width:480px;width:100%;margin:0 auto}
  .hero-lock{position:relative;left:auto;bottom:auto;margin:16px 0 0;max-width:none}
  .isu-home{padding:52px 0}
  .ft-in{grid-template-columns:1fr}
  .contact-card{position:static}
  /* 手機底部：白底兩顆圓角按鈕，不再是半金半綠的大色塊 */
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.97);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:8px 10px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -6px 20px rgba(12,27,51,.08)}
  .mbar a{display:flex;align-items:center;justify-content:center;gap:8px;padding:11px 4px;border-radius:12px;font-weight:700;text-decoration:none;font-size:16px;border:1.5px solid transparent;white-space:nowrap}
  .mbar a:active{opacity:.85}
  .mbar .call{background:var(--navy);color:#fff}
  .mbar .line{background:#fff;color:var(--navy);border-color:var(--line-2)}
  .nav-open .mbar{display:none}
  body{padding-bottom:70px}
}
@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}
  .ph-grid{grid-template-columns:1fr 1fr;gap:10px}
  .ph figcaption{font-size:13px}
  .est-topics{grid-template-columns:1fr 1fr}
  .est-form .btn{justify-self:stretch}
  .isu-uses,.steps.steps-4{grid-template-columns:1fr}
  .isu-model{padding:18px}
  .isu-model-hd img{width:84px;height:84px}
  .isu-spec{grid-template-columns:1fr;gap:0}
  .isu-spec dd{margin-bottom:8px}
  .sec{padding:48px 0}
  .hero{padding:32px 0 40px}
  .hero-in{gap:28px}
  .cta-row{gap:10px}
  .cta-row .btn{flex:1 1 100%}
  .steps{grid-template-columns:1fr}
  .quote{font-size:19px}
  .phd{padding:30px 0 28px}
}
@media (max-width:430px){
  .hd .brand small{display:none}
}
@media (max-width:380px){
  .menu-btn span{display:none}
  .menu-btn{padding:8px 10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}