/* ============================================================
   運遠企業官網 — 暗色科技風
   Design tokens: bg #070B12 / alt #0C131E / card #111A26
   border #1E2A3B / accent #2E8FFF / text #EAF0F8 #94A6BE #64778F
   ============================================================ */
:root{
  --bg:#070B12;
  --bg-alt:#0C131E;
  --card:#111A26;
  --card-deep:#0C131E;
  --border:#1E2A3B;
  --border-soft:#2C3D52;
  --accent:#2E8FFF;
  --accent-soft:#7FB6FF;
  --text:#EAF0F8;
  --text-mid:#94A6BE;
  --text-dim:#64778F;
  --text-body:#7D8FA8;
  --radius:12px;
  --radius-lg:16px;
  --container:1200px;
  --font:"Noto Sans TC",-apple-system,"PingFang TC","Microsoft JhengHei",sans-serif;
  --font-num:"Barlow Condensed",var(--font);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:8px;font-weight:500;border:none;transition:.2s;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#4d9dff;transform:translateY(-1px)}
.btn-ghost{
  background:transparent;color:var(--text);
  border:1px solid var(--border-soft);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-soft)}
.btn-sm{height:42px;padding:0 20px;font-size:15px}
.btn-lg{height:54px;padding:0 30px;font-size:16px}
.btn-block{width:100%;height:54px;font-size:16px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(7,11,18,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-logo{width:40px;height:40px;object-fit:contain;border-radius:6px}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:17px;font-weight:700;color:var(--text)}
.brand-text small{font-family:var(--font-num);font-size:10px;letter-spacing:.12em;color:var(--text-dim)}
.main-nav{display:flex;gap:34px}
.main-nav a{font-size:15px;color:var(--text-mid);transition:.2s}
.main-nav a:hover{color:var(--text)}
.header-actions{display:flex;align-items:center;gap:22px}
.header-phone{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--text)}
.header-phone svg{width:18px;height:18px;color:var(--accent)}
.header-phone:hover{color:var(--accent-soft)}
.nav-toggle{display:none;background:none;border:none;width:40px;height:40px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:96px 0}
.hero-inner{display:flex;align-items:center;gap:64px}
.hero-copy{flex:1;display:flex;flex-direction:column;gap:26px;min-width:0}
.eyebrow-pill{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  padding:8px 16px;border-radius:999px;font-size:13px;font-weight:500;color:var(--accent-soft);
  background:rgba(46,143,255,.12);border:1px solid rgba(46,143,255,.4);
}
.eyebrow-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:54px;line-height:1.3;font-weight:700;letter-spacing:.01em}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-mid);max-width:560px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{font-size:14px;color:var(--text-dim)}
.hero-visual{
  width:560px;flex-shrink:0;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid #1E293B;
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.hero-visual img{width:100%;height:420px;object-fit:cover}

/* ---------- promise ---------- */
.promise{background:var(--bg-alt);padding:56px 0;border-block:1px solid var(--border)}
.promise-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.promise-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;display:flex;flex-direction:column;gap:14px;
}
.promise-card svg{width:28px;height:28px}
.promise-card h3{font-size:16px;font-weight:500}
.promise-card p{font-size:13px;line-height:1.7;color:var(--text-body)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt);border-block:1px solid var(--border)}
.section-head{margin-bottom:48px;display:flex;flex-direction:column;gap:14px;max-width:720px}
.eyebrow{
  font-family:var(--font-num);font-weight:600;font-size:14px;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;
}
.section-head h2{font-size:38px;line-height:1.3;font-weight:700}
.section-head p{font-size:16px;line-height:1.8;color:var(--text-mid)}
.inline-tel{color:var(--accent-soft);font-weight:500}
.inline-tel:hover{text-decoration:underline}

/* ---------- services ---------- */
.service-featured{
  display:flex;border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;background:var(--card);margin-bottom:20px;
}
.service-featured-copy{
  flex:1;padding:44px 48px;display:flex;flex-direction:column;
  justify-content:center;gap:16px;
}
.tag-pill{
  align-self:flex-start;padding:6px 14px;border-radius:999px;font-size:12px;font-weight:500;
  color:var(--accent-soft);background:rgba(46,143,255,.14);border:1px solid rgba(46,143,255,.4);
}
.service-featured-copy h3{font-size:30px;font-weight:700}
.service-featured-copy p{font-size:15px;line-height:1.8;color:var(--text-mid);max-width:520px}
.feat-points{font-size:14px;color:var(--text-dim)}
.service-featured-visual{width:460px;flex-shrink:0;border-left:1px solid #1E293B}
.service-featured-visual img{width:100%;height:100%;object-fit:cover;min-height:320px}

.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 28px;display:flex;flex-direction:column;gap:16px;transition:.25s;
}
.service-card:hover{transform:translateY(-4px);border-color:#2b3d55}
.service-card svg{width:28px;height:28px}
.service-card h3{font-size:19px;font-weight:500}
.service-card p{font-size:14px;line-height:1.75;color:var(--text-body);flex:1}
.service-img{border-radius:8px;object-fit:cover;width:100%;height:150px}
.service-card-cta{
  background:#0E1B30;border:1px solid rgba(46,143,255,.35);
  justify-content:center;gap:16px;
}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--accent-soft);font-size:15px;font-weight:500}
.link-arrow svg{width:18px;height:18px;transition:.2s}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- process ---------- */
.process-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.process-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;display:flex;flex-direction:column;gap:12px;
}
.step-num{font-family:var(--font-num);font-weight:700;font-size:32px;color:var(--accent);line-height:1}
.process-card h3{font-size:18px;font-weight:500}
.process-card p{font-size:14px;line-height:1.75;color:var(--text-body)}

/* ---------- areas ---------- */
.area-row{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.area-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 24px;display:flex;flex-direction:column;gap:10px;transition:.25s;
}
.area-card:hover{border-color:#2b3d55;transform:translateY(-3px)}
.area-card h3{font-size:18px;font-weight:500}
.area-card p{font-size:13px;line-height:1.7;color:var(--text-body)}

/* ---------- cases ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.filter-chip{
  height:38px;padding:0 18px;border-radius:999px;font-size:14px;
  background:var(--card);border:1px solid var(--border);color:var(--text-mid);transition:.2s;
}
.filter-chip:hover{color:var(--text);border-color:var(--border-soft)}
.filter-chip.is-active{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:500}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:.25s;
}
.case-card:hover{transform:translateY(-4px);border-color:#2b3d55}
.case-card.is-hidden{display:none}
.case-card img{width:100%;height:200px;object-fit:cover}
.case-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px}
.case-cat{font-size:12px;font-weight:500;color:var(--accent-soft)}
.case-body h3{font-size:18px;font-weight:500}
.case-body p{font-size:13px;line-height:1.7;color:var(--text-body)}

/* ---------- testimonials ---------- */
.quote-row{display:flex;gap:20px;align-items:stretch}
.quote-featured{
  flex:1.1;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:44px;display:flex;flex-direction:column;gap:24px;justify-content:center;
}
.quote-mark{width:40px;height:32px}
.quote-text{font-size:22px;line-height:1.75;font-weight:500}
.quote-attr{font-size:14px;color:var(--text-mid)}
.quote-col{flex:1;display:flex;flex-direction:column;gap:20px}
.quote-card{
  flex:1;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 28px;display:flex;flex-direction:column;gap:16px;justify-content:center;
}
.quote-card p{font-size:15px;line-height:1.85;color:var(--text-mid)}
.quote-card .quote-attr{font-size:13px;color:var(--text-dim)}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;
}
.faq-item[open]{border-color:var(--border-soft)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:24px 26px;font-size:17px;font-weight:500;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:22px;height:22px;flex-shrink:0}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--accent);
  width:14px;height:2.4px;border-radius:2px;transform:translate(-50%,-50%);transition:.25s;
}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(0)}
.faq-answer{padding:0 26px 26px;font-size:15px;line-height:1.85;color:var(--text-mid)}

/* ---------- contact ---------- */
.contact-row{display:flex;gap:24px;align-items:flex-start}
.contact-info-col{width:420px;flex-shrink:0;display:flex;flex-direction:column;gap:16px}
.info-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px 24px;display:flex;flex-direction:column;gap:6px;
}
.info-label{font-size:13px;color:var(--text-dim)}
.info-value{font-size:19px;font-weight:500}
a.info-value:hover{color:var(--accent-soft)}
.info-card h3{font-size:16px;font-weight:500;margin-bottom:4px}
.info-card p,.info-card li{font-size:14px;line-height:1.8;color:var(--text-body)}
.info-card-accent{background:#0E1B30;border-color:rgba(46,143,255,.4)}
.why-list{list-style:none;display:flex;flex-direction:column;gap:6px;margin-top:6px}
.why-list li::before{content:"・";color:var(--accent);font-weight:700}

.quote-form{
  flex:1;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:36px;display:flex;flex-direction:column;gap:20px;
}
.quote-form h3{font-size:22px;font-weight:700}
.form-desc{font-size:14px;color:var(--text-body);margin-top:-10px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--text-mid)}
.field input,.field select,.field textarea{
  width:100%;background:var(--card-deep);border:1px solid var(--border);border-radius:8px;
  padding:0 16px;height:48px;font-family:inherit;font-size:15px;color:var(--text);
  transition:border-color .2s;
}
.field textarea{height:auto;padding:14px 16px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--text-dim)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent)}
.field select{appearance:none;cursor:pointer}
.field select:invalid{color:var(--text-dim)}
.select-wrap{position:relative}
.select-wrap svg{position:absolute;right:16px;top:50%;width:18px;height:18px;transform:translateY(-50%);pointer-events:none}
.form-note{font-size:12px;color:var(--text-dim)}
.form-success{
  background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.4);border-radius:8px;
  padding:14px 16px;font-size:14px;color:#7de8f4;
}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--border);padding:64px 0 36px}
.footer-top{display:flex;gap:40px}
.footer-brand{width:360px;display:flex;flex-direction:column;gap:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-body)}
.footer-col{flex:1;display:flex;flex-direction:column;gap:12px}
.footer-col h4{font-size:14px;font-weight:500;margin-bottom:4px}
.footer-col a{font-size:13px;color:var(--text-body);transition:.2s}
.footer-col a:hover{color:var(--accent-soft)}
.footer-divider{height:1px;background:var(--border);margin:36px 0}
.footer-bottom{display:flex;justify-content:space-between;font-size:13px;color:var(--text-dim)}

/* ---------- LINE ---------- */
.line-green{--line:#06C755}
.line-icon-link{
  display:flex;align-items:center;gap:8px;
  height:42px;padding:0 16px;border-radius:999px;
  background:rgba(6,199,85,.12);border:1px solid rgba(6,199,85,.45);
  color:#4CE08A;font-size:15px;font-weight:500;transition:.2s;white-space:nowrap;
}
.line-icon-link svg{width:20px;height:20px}
.line-icon-link:hover{background:rgba(6,199,85,.22);color:#6BEE9F}
@media(max-width:1100px){.line-icon-link .line-label{display:none}.line-icon-link{padding:0 12px;width:42px;justify-content:center}}

.info-card-line{background:#0B2019;border-color:rgba(6,199,85,.4);align-items:flex-start}
.info-card-line .line-card-head{display:flex;align-items:center;gap:10px;margin-bottom:4px}
.info-card-line .line-card-head svg{width:24px;height:24px}
.info-card-line h3{font-size:16px;font-weight:500;margin:0}
.info-card-line p{font-size:13px;line-height:1.7;color:#8FB6A2}
.line-qr{
  width:132px;height:132px;border-radius:10px;background:#fff;padding:8px;margin:12px 0 14px;
}
.line-qr img{width:100%;height:100%;object-fit:contain;display:block}
.line-qr.is-empty{
  background:transparent;border:1.5px dashed #2F6B4C;
  display:flex;align-items:center;justify-content:center;text-align:center;
}
.line-qr.is-empty img{display:none}
.line-qr.is-empty::after{
  content:"放入 LINE QR Code\r\n(assets/img/line-qr.png)";
  white-space:pre-line;font-size:11px;line-height:1.6;color:#6FA88C;padding:8px;
}
.btn-line{
  background:var(--line,#06C755);color:#fff;width:100%;height:46px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;
  font-size:15px;font-weight:500;transition:.2s;
}
.btn-line:hover{background:#05B54C;transform:translateY(-1px)}
.btn-line svg{width:20px;height:20px}
.line-id{font-size:12px;color:#6FA88C;margin-top:8px;text-align:center;width:100%}

/* ---------- floating action buttons (mobile) ---------- */
.fab-stack{position:fixed;right:20px;bottom:20px;z-index:90;display:none;flex-direction:column;gap:12px}
.fab{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.fab svg{width:24px;height:24px}
.fab-call{background:var(--accent);color:#fff}
.fab-line{background:#06C755;color:#fff;box-shadow:0 10px 30px rgba(6,199,85,.4)}
.btn-line-inline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:54px;padding:0 28px;border-radius:8px;font-size:16px;font-weight:500;
  background:#06C755;color:#fff;transition:.2s;
}
.btn-line-inline svg{width:20px;height:20px}
.btn-line-inline:hover{background:#05B54C;transform:translateY(-1px)}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1200px){
  .hero h1{font-size:44px}
  .hero-visual{width:44%}
  .service-featured-visual{width:40%}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .area-row{grid-template-columns:repeat(3,1fr)}
  .process-row{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:960px){
  .main-nav{
    position:fixed;top:76px;left:0;right:0;z-index:99;
    flex-direction:column;gap:0;background:var(--bg-alt);
    border-bottom:1px solid var(--border);
    max-height:0;overflow:hidden;transition:max-height .3s ease;
  }
  .main-nav.is-open{max-height:320px}
  .main-nav a{padding:16px 24px;border-top:1px solid var(--border);font-size:16px}
  .nav-toggle{display:flex}
  .header-phone span,.header-phone{font-size:0}
  .header-phone svg{width:20px;height:20px}
  .header-phone{font-size:15px}
  .header-phone{gap:0}
  .header-phone svg{margin-right:0}
  .btn-sm{display:none}

  .hero{padding:64px 0}
  .hero-inner{flex-direction:column;align-items:stretch}
  .hero-visual{width:100%}
  .hero-visual img{height:280px}
  .hero h1{font-size:36px}
  .promise-row{grid-template-columns:repeat(2,1fr)}
  .section{padding:64px 0}
  .section-head h2{font-size:30px}
  .service-featured{flex-direction:column}
  .service-featured-visual{width:100%;border-left:none;border-top:1px solid #1E293B}
  .service-featured-visual img{min-height:220px;height:240px}
  .service-featured-copy{padding:32px 28px}
  .contact-row{flex-direction:column}
  .contact-info-col{width:100%}
  .quote-row{flex-direction:column}
  .footer-top{flex-wrap:wrap}
  .footer-brand{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
  .fab-stack{display:flex}
  .line-icon-link{display:none}
}

@media (max-width:640px){
  .container{padding:0 20px}
  .service-grid,.case-grid,.area-row,.process-row,.promise-row{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .hero-ctas .btn{width:100%}
  .quote-form{padding:26px 22px}
  .quote-featured{padding:30px 26px}
  .quote-text{font-size:18px}
  .info-value{font-size:17px}
}