@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;700;900&display=swap');

:root{
  --navy:#0f2a42;
  --blue:#0b6fb8;
  --blue-dark:#08507f;
  --brand:#65C7E4;
  --ice:#eef7fc;
  --ice-2:#e2f1fa;
  --amber:#e2a53c;
  --amber-dark:#c98a22;
  --line-green:#06C755;
  --white:#ffffff;
  --gray:#5a6b78;
  --border:#e1e9ee;
  --shadow:0 12px 32px rgba(15,42,66,.08);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:'Noto Sans TC',sans-serif;
  color:var(--navy);
  background:var(--white);
  line-height:1.7;
  text-wrap:pretty;
}
/* height:auto 必須保留：圖片有 width/height 屬性（防版位跳動），
   若只設 max-width 會讓高度固定在屬性值而導致圖片被縱向拉長。 */
img{max-width:100%;height:auto;display:block;}
a{color:var(--blue);text-decoration:none;}
a:hover{color:var(--blue-dark);}
ul{list-style:none;}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px;}
section{position:relative;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy);color:#cfe3f0;font-size:14px;}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:44px;flex-wrap:wrap;gap:8px;}
.topbar-info{display:flex;gap:28px;flex-wrap:wrap;}
.topbar-info span{display:inline-flex;align-items:center;gap:6px;}
.topbar a{color:#cfe3f0;}
.topbar a:hover{color:var(--amber);}

/* ---------- Header ---------- */
header.site-header{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:150;}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100px;gap:24px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo img{width:auto;height:58px;flex-shrink:0;}
.logo .text-block{line-height:1.3;}
.logo .text-block strong{display:block;font-size:26px;font-weight:900;color:var(--brand);letter-spacing:1px;white-space:nowrap;}
.logo .text-block small{display:block;font-size:13px;color:var(--gray);letter-spacing:.5px;white-space:nowrap;}

nav.main-nav ul{display:flex;gap:28px;}
nav.main-nav a{font-size:16px;font-weight:700;color:var(--navy);padding:8px 2px;position:relative;white-space:nowrap;}
nav.main-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:3px;background:var(--amber);transition:width .25s;}
nav.main-nav a:hover::after,nav.main-nav a.active::after{width:100%;}
nav.main-nav a:hover{color:var(--blue-dark);}
.nav-close{display:none;}

/* Hamburger button (JS driven) */
.nav-toggle-btn{display:none;width:46px;height:46px;border:0;border-radius:8px;background:var(--ice);color:var(--navy);
  align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;padding:0;}
.nav-toggle-btn span{display:block;position:relative;width:22px;height:2px;background:currentColor;border-radius:2px;transition:transform .25s,opacity .2s;}
.nav-toggle-btn span::before,.nav-toggle-btn span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:currentColor;border-radius:2px;transition:transform .25s,top .25s;}
.nav-toggle-btn span::before{top:-7px;}
.nav-toggle-btn span::after{top:7px;}
.nav-backdrop{display:none;}

.header-cta{display:flex;align-items:center;gap:20px;flex-shrink:0;}
.header-phone{text-align:right;}
.header-phone small{display:block;font-size:12px;color:var(--gray);}
.header-phone strong{display:block;font-size:20px;font-weight:900;color:var(--blue-dark);white-space:nowrap;}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:16px;padding:16px 32px;border-radius:6px;transition:all .25s;border:2px solid transparent;white-space:nowrap;}
.btn-amber{background:var(--amber);color:#fff;box-shadow:0 10px 24px rgba(226,165,60,.35);}
.btn-amber:hover{background:var(--amber-dark);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:#fff;color:#fff;}
.btn-outline:hover{background:#fff;color:var(--navy);}
.btn-blue{background:var(--blue);color:#fff;}
.btn-blue:hover{background:var(--blue-dark);color:#fff;}

/* ---------- Floating LINE / TEL ---------- */
.float-cta{position:fixed;right:16px;bottom:22px;z-index:130;display:flex;flex-direction:column;gap:12px;}
.float-cta a{width:56px;height:56px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;box-shadow:0 8px 22px rgba(15,42,66,.28);transition:transform .2s,box-shadow .2s;}
.float-cta a:hover{color:#fff;transform:translateY(-3px);box-shadow:0 12px 26px rgba(15,42,66,.35);}
.float-cta a svg{width:30px;height:30px;fill:currentColor;}
.float-cta .f-line{background:var(--line-green);}
.float-cta .f-tel{background:var(--blue);}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:640px;display:flex;align-items:center;text-align:center;background:linear-gradient(120deg,rgba(10,45,73,.86),rgba(11,111,184,.55)),url('/images/hero.webp') center/cover no-repeat;color:#fff;}
.hero .wrap{position:relative;z-index:2;width:100%;}
.hero-tag{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);padding:8px 20px;border-radius:40px;font-size:14px;font-weight:700;letter-spacing:1px;margin-bottom:24px;}
.hero h1{font-size:56px;font-weight:900;line-height:1.25;max-width:820px;margin:0 auto 20px;}
.hero h1 em{color:var(--amber);font-style:normal;}
.hero p{font-size:19px;max-width:640px;color:#dcecf5;margin:0 auto 36px;}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;}

/* ---------- Breadcrumb (inner pages) ---------- */
.page-hero{background:linear-gradient(120deg,rgba(9,38,62,.92),rgba(11,111,184,.75)),url('/images/case-1.webp') center/cover no-repeat;color:#fff;padding:90px 0 64px;}
.page-hero h1{font-size:42px;font-weight:900;margin-bottom:14px;}
.breadcrumb{font-size:14px;color:#cfe3f0;display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.breadcrumb a{color:#cfe3f0;}
.breadcrumb a:hover{color:var(--amber);}

/* ---------- Section headings ---------- */
.eyebrow{color:var(--blue-dark);font-weight:700;font-size:15px;letter-spacing:2px;margin-bottom:12px;display:block;}
.section-title{font-size:38px;font-weight:900;color:var(--navy);line-height:1.35;margin-bottom:20px;}
.section-lead{color:var(--gray);font-size:16px;max-width:640px;}
.section-head{margin-bottom:56px;}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head.split{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;}
.section-head.split .section-title{margin-bottom:0;}

/* ---------- Info strip ---------- */
.info-strip{background:var(--ice);border-bottom:1px solid var(--border);}
.info-strip .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.info-item{display:flex;gap:16px;align-items:center;justify-content:center;text-align:center;padding:32px 24px;border-right:1px solid var(--border);}
.info-item:last-child{border-right:none;}
.info-item .ic{width:48px;height:48px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:20px;font-weight:900;}
.info-item h2{font-size:16px;font-weight:900;margin-bottom:6px;}
.info-item p{font-size:14px;color:var(--gray);margin:0;}
.info-item a{color:var(--navy);}

/* ---------- About split ---------- */
.about-split{padding:100px 0;}
.about-split .wrap{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;}
.about-split img{border-radius:14px;box-shadow:var(--shadow);}
.about-media{position:relative;}
.about-media .badge{position:absolute;bottom:-24px;right:-24px;background:var(--navy);color:#fff;padding:24px 28px;border-radius:12px;box-shadow:var(--shadow);}
.about-media .badge strong{display:block;font-size:32px;font-weight:900;color:var(--amber);}
.about-media .badge span{font-size:13px;color:#cfe3f0;}
.check-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;font-weight:500;}
.check-list .tick{width:22px;height:22px;border-radius:50%;background:var(--ice-2);color:var(--blue-dark);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;margin-top:2px;}

/* ---------- Feature grid ---------- */
.features{background:var(--ice);padding:100px 0;}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.feature-card{background:#fff;border-radius:14px;padding:40px 30px;box-shadow:var(--shadow);border-top:4px solid var(--blue);transition:transform .25s;}
.feature-card:hover{transform:translateY(-6px);}
.feature-card .ic{width:60px;height:60px;border-radius:14px;background:var(--ice-2);color:var(--blue-dark);display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:22px;}
.feature-card h3{font-size:19px;font-weight:900;margin-bottom:12px;}
.feature-card p{font-size:14.5px;color:var(--gray);}

/* ---------- Trust banner ---------- */
.trust-banner{background:linear-gradient(120deg,var(--navy),var(--blue-dark));color:#fff;padding:90px 0;}
.trust-banner .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center;}
.trust-banner h2{font-size:34px;font-weight:900;margin-bottom:18px;}
.trust-banner p{color:#cfe3f0;font-size:15.5px;}
.stat-row{display:flex;gap:40px;flex-wrap:wrap;}
.stat-row div{text-align:center;}
.stat-row strong{display:block;font-size:44px;font-weight:900;color:var(--amber);}
.stat-row span{font-size:14px;color:#cfe3f0;}

/* ---------- CTA banner ---------- */
.cta-banner{background:linear-gradient(120deg,rgba(9,38,62,.9),rgba(11,111,184,.7)),url('/images/hero.webp') center/cover no-repeat;padding:110px 0;color:#fff;text-align:center;}
.cta-banner h2{font-size:36px;font-weight:900;margin-bottom:30px;}

/* ---------- Coverage stats ---------- */
.coverage{padding:100px 0;}
.coverage-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:40px;}
.coverage-card{background:var(--ice);border-radius:16px;padding:48px 40px;text-align:center;}
.coverage-card strong{display:block;font-size:52px;font-weight:900;color:var(--blue-dark);}
.coverage-card h3{font-size:18px;font-weight:900;margin:10px 0 12px;}
.coverage-card p{color:var(--gray);font-size:14.5px;}

/* ---------- Cards (cases/knowledge) ---------- */
.card-section{padding:100px 0;}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
.case-card{border-radius:14px;overflow:hidden;box-shadow:var(--shadow);background:#fff;border:1px solid var(--border);transition:transform .25s;}
.case-card:hover{transform:translateY(-6px);}
.case-card .thumb{height:220px;overflow:hidden;}
.case-card .thumb img{width:100%;height:100%;object-fit:cover;}
.case-card .body{padding:26px;}
.case-card .tag{display:inline-block;background:var(--ice-2);color:var(--blue-dark);font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:20px;margin-bottom:12px;}
.case-card .date{font-size:12.5px;color:var(--gray);margin-bottom:8px;}
.case-card h3{font-size:18px;font-weight:900;margin-bottom:14px;line-height:1.5;}
.case-card .more{font-size:14px;font-weight:700;color:var(--blue-dark);}
.area-card h3{font-size:16px;line-height:1.9;font-weight:500;}

/* ---------- Work gallery ---------- */
.work-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.work-card{text-align:center;}
.work-card .photo{width:100%;aspect-ratio:1/1;border-radius:14px;overflow:hidden;margin-bottom:18px;box-shadow:var(--shadow);}
.work-card .photo img{width:100%;height:100%;object-fit:cover;}
.work-card small{color:var(--blue-dark);font-weight:700;font-size:13px;letter-spacing:1px;}
.work-card h3{font-size:17px;font-weight:900;margin:6px 0 0;}

/* ---------- Single post ---------- */
.post-section{padding:80px 0 100px;}
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:56px;align-items:start;}
.post-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:24px;}
.post-meta .tag{display:inline-block;background:var(--ice-2);color:var(--blue-dark);font-size:12.5px;font-weight:700;padding:5px 14px;border-radius:20px;}
.post-meta .date{font-size:13.5px;color:var(--gray);}
.post-figure{margin:0 0 36px;border-radius:14px;overflow:hidden;box-shadow:var(--shadow);}
.post-figure img{width:100%;height:auto;}
.post-body>p{font-size:16.5px;color:#41505c;margin-bottom:22px;}
.post-body h2{font-size:26px;font-weight:900;color:var(--navy);margin:44px 0 16px;padding-left:16px;border-left:5px solid var(--blue);line-height:1.45;}
.post-body h3{font-size:19.5px;font-weight:900;color:var(--blue-dark);margin:32px 0 12px;line-height:1.5;}
.post-body ul{margin:0 0 24px;}
.post-body ul li{position:relative;padding-left:28px;margin-bottom:12px;font-size:16px;color:#41505c;}
.post-body ul li::before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;
  background:var(--ice-2);color:var(--blue-dark);font-size:12px;font-weight:900;display:flex;align-items:center;justify-content:center;margin-top:4px;}
.post-inline-figure{margin:30px 0;}
.post-inline-figure img{width:100%;height:auto;border-radius:12px;box-shadow:var(--shadow);}
.post-inline-figure figcaption{margin-top:12px;font-size:13.5px;color:var(--gray);text-align:center;}
.post-body blockquote{margin:32px 0;padding:26px 30px;background:var(--ice);border-left:5px solid var(--amber);border-radius:0 12px 12px 0;}
.post-body blockquote p{margin:0;font-size:17px;font-weight:700;color:var(--navy);}
.post-body .formula{background:var(--ice);border:1px dashed var(--blue);border-radius:10px;padding:16px 20px;margin-bottom:22px;
  font-weight:700;color:var(--blue-dark);font-size:16px;}

.post-side>*+*{margin-top:30px;}
.post-side .side-box{background:var(--ice);border-radius:14px;padding:28px 26px;}
.post-side h2{font-size:18px;font-weight:900;color:var(--navy);margin-bottom:18px;}
.post-side ul li{border-bottom:1px solid var(--border);padding-bottom:12px;margin-bottom:12px;font-size:14.5px;line-height:1.6;}
.post-side ul li:last-child{border-bottom:0;padding-bottom:0;margin-bottom:0;}
.post-side ul a{color:var(--navy);font-weight:500;}
.post-side ul a:hover{color:var(--blue-dark);}
.post-side .side-cta{background:linear-gradient(135deg,var(--navy),var(--blue-dark));color:#fff;text-align:center;}
.post-side .side-cta h2{color:#fff;}
.post-side .side-cta p{font-size:14px;color:#cfe3f0;margin-bottom:20px;}
.post-side .side-cta .btn{width:100%;justify-content:center;padding:14px 20px;font-size:15px;}

.post-nav{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:56px;padding-top:32px;border-top:1px solid var(--border);}
.post-nav a{max-width:46%;font-weight:700;font-size:15px;color:var(--blue-dark);}
.post-nav a small{display:block;font-size:12.5px;color:var(--gray);font-weight:500;margin-bottom:4px;}
.post-nav .next{text-align:right;margin-left:auto;}

.related-section{background:var(--ice);padding:88px 0;}

/* ---------- Pagination ---------- */
.pager{display:flex;justify-content:center;gap:12px;margin-top:56px;flex-wrap:wrap;}
.pager a,.pager span{padding:12px 22px;font-size:15px;font-weight:700;border-radius:6px;border:2px solid var(--border);color:var(--navy);}
.pager .current{background:var(--blue);border-color:var(--blue);color:#fff;}

/* ---------- Footer ---------- */
footer{background:var(--navy);color:#cfe3f0;padding:80px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:60px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-grid h2{color:#fff;font-size:17px;font-weight:900;margin-bottom:22px;}
.footer-about .logo .text-block small{color:#9db6c8;}
.footer-about p{margin-top:18px;font-size:14px;color:#9db6c8;}
.footer-grid ul li{margin-bottom:12px;font-size:14.5px;}
.footer-grid ul a{color:#cfe3f0;}
.footer-grid ul a:hover{color:var(--amber);}
.footer-areas p{font-size:13.5px;color:#9db6c8;line-height:1.9;}
.footer-bottom{padding:26px 0;display:flex;justify-content:space-between;align-items:center;font-size:13.5px;color:#9db6c8;flex-wrap:wrap;gap:10px;}
.footer-bottom a{color:#9db6c8;}
.footer-social{display:flex;gap:12px;}
.footer-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#fff;}
.footer-social a svg{width:18px;height:18px;fill:currentColor;}
.footer-social a:hover{background:var(--amber);}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .work-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .about-split .wrap,.trust-banner .wrap{grid-template-columns:1fr;}
  .post-layout{grid-template-columns:1fr;gap:48px;}
  .coverage-grid{grid-template-columns:1fr;}
  .info-strip .wrap{grid-template-columns:1fr;}
  .info-item{border-right:none;border-bottom:1px solid var(--border);}
}
@media (max-width:760px){
  /* 手機版：隱藏最上方電話／地址／LINE 資訊列 */
  .topbar{display:none;}
  /* 手機版：隱藏選單旁的洽詢電話與線上諮詢按鈕（改用右側浮動按鈕） */
  .header-cta{display:none;}

  .nav-toggle-btn{display:flex;}
  nav.main-nav{position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);background:var(--white);
    padding:96px 28px 40px;z-index:200;overflow-y:auto;box-shadow:-8px 0 30px rgba(15,42,66,.18);
    transform:translateX(100%);transition:transform .28s ease;visibility:hidden;}
  nav.main-nav.is-open{transform:none;visibility:visible;}
  nav.main-nav ul{flex-direction:column;gap:4px;}
  nav.main-nav a{display:block;font-size:19px;padding:16px 4px;border-bottom:1px solid var(--border);}
  nav.main-nav a::after{display:none;}
  .nav-close{display:flex;position:absolute;top:26px;right:24px;width:42px;height:42px;border:0;border-radius:50%;
    background:var(--ice);color:var(--navy);align-items:center;justify-content:center;font-size:20px;cursor:pointer;line-height:1;}
  .nav-backdrop{display:block;position:fixed;inset:0;background:rgba(15,42,66,.5);z-index:190;opacity:0;visibility:hidden;transition:opacity .28s;}
  body.nav-open .nav-backdrop{opacity:1;visibility:visible;}
  body.nav-open{overflow:hidden;}

  .header-inner{height:76px;}
  .logo img{height:44px;}
  .logo .text-block strong{font-size:19px;letter-spacing:.5px;}
  .logo .text-block small{font-size:10.5px;letter-spacing:0;}
  .hero{min-height:520px;}
  .hero h1{font-size:34px;}
  .hero p{font-size:16.5px;}
  .page-hero{padding:56px 0 44px;}
  .page-hero h1{font-size:30px;}
  .section-title{font-size:27px;}
  .trust-banner h2,.cta-banner h2{font-size:26px;}
  .feature-grid,.card-grid,.work-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .about-split,.features,.card-section,.coverage{padding:64px 0;}
  .post-section{padding:56px 0 64px;}
  .related-section{padding:56px 0;}
  .post-body h2{font-size:22px;margin:34px 0 14px;}
  .post-body h3{font-size:18px;margin:26px 0 10px;}
  .post-nav a{max-width:100%;}
  .post-nav .next{text-align:left;margin-left:0;}
  .cta-banner{padding:72px 0;}
  .about-media .badge{right:0;bottom:-18px;padding:18px 20px;}
  .float-cta{right:12px;bottom:16px;gap:10px;}
  .float-cta a{width:52px;height:52px;}
  .wrap{padding:0 20px;}
}