:root {
  --brand: #2f7a6f;
  --brand-dark: #1f5a51;
  --accent: #e8915b;
  --ink: #243133;
  --muted: #5d6b6d;
  --bg: #f6f9f8;
  --card: #ffffff;
  --line: #06c755;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(31, 90, 81, .10);
  --maxw: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.3; color: var(--ink); }
h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin-top: 2.4rem; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e4ece9;
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; max-width: var(--maxw); margin: 0 auto; gap: 16px;
}
.logo { font-weight: 800; font-size: 1.25rem; color: var(--brand-dark); white-space: nowrap; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 18px; flex-wrap: wrap; }
.nav-links a { color: var(--ink); font-weight: 600; font-size: .96rem; }
.nav-cta {
  background: var(--line); color: #fff; padding: 8px 16px; border-radius: 999px;
  font-weight: 700; white-space: nowrap;
}
.nav-cta:hover { text-decoration: none; opacity: .92; }
.nav-toggle { display: none; background: none; border: 0; font-size: 1.6rem; cursor: pointer; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #2f7a6f 0%, #3c9183 60%, #4aa593 100%);
  color: #fff; padding: 64px 0 72px;
}
.hero h1 { color: #fff; max-width: 18ch; }
.hero p { font-size: 1.15rem; max-width: 46ch; color: #eafaf6; }
.hero .btns { margin-top: 28px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  font-weight: 700; font-size: 1.02rem; cursor: pointer; border: 0;
}
.btn-line { background: var(--line); color: #fff; }
.btn-call { background: #fff; color: var(--brand-dark); }
.btn-ghost { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.7); }
.btn:hover { text-decoration: none; transform: translateY(-1px); transition: .15s; }
.hero-badges { margin-top: 26px; display: flex; gap: 22px; flex-wrap: wrap; color: #d8f3ed; font-size: .95rem; }
.hero-badges b { color: #fff; }

/* Trust bar */
.trust { background: #fff; border-bottom: 1px solid #e4ece9; }
.trust .container { display: flex; gap: 30px; flex-wrap: wrap; justify-content: center; padding: 22px 20px; }
.trust .item { text-align: center; }
.trust .num { font-size: 1.8rem; font-weight: 800; color: var(--brand); }
.trust .lbl { font-size: .9rem; color: var(--muted); }

/* Sections */
section { padding: 18px 0; }
.section-pad { padding: 44px 0; }
.lead { color: var(--muted); max-width: 60ch; }

/* Service grid */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 28px; }
.card {
  background: var(--card); border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow); border: 1px solid #eef3f1; transition: .18s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(31,90,81,.16); }
.card .ico { font-size: 2rem; }
.card h3 { margin: 12px 0 8px; font-size: 1.25rem; }
.card p { color: var(--muted); margin: 0 0 14px; font-size: .98rem; }
.card .more { font-weight: 700; color: var(--brand-dark); }
.tag-hot { display: inline-block; background: #ffe9d9; color: #c2561f; font-size: .72rem; font-weight: 700; padding: 2px 9px; border-radius: 999px; margin-left: 6px; vertical-align: middle; }

/* Feature / why us */
.why { background: #fff; border-radius: var(--radius); padding: 8px 0; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 20px; margin-top: 24px; }
.why-item { padding: 20px; border-radius: 12px; background: var(--bg); }
.why-item h3 { font-size: 1.08rem; margin: 0 0 6px; }
.why-item p { color: var(--muted); margin: 0; font-size: .95rem; }

/* Steps */
.steps { counter-reset: step; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 18px; margin-top: 24px; }
.step { background: #fff; border-radius: 12px; padding: 22px; box-shadow: var(--shadow); position: relative; }
.step::before {
  counter-increment: step; content: counter(step);
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%; background: var(--brand); color: #fff;
  font-weight: 800; margin-bottom: 10px;
}
.step h3 { font-size: 1.05rem; margin: 0 0 6px; }
.step p { color: var(--muted); margin: 0; font-size: .94rem; }

/* Service detail page */
.page-hero { background: linear-gradient(135deg,#1f5a51,#2f7a6f); color:#fff; padding: 52px 0; }
.page-hero h1 { color:#fff; }
.page-hero p { color:#dcf2ec; max-width: 52ch; font-size: 1.08rem; }
.breadcrumb { font-size: .85rem; color: #bfe3db; margin-bottom: 10px; }
.breadcrumb a { color: #eafaf6; }
.prose { max-width: 760px; }
.prose h2 { margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: 6px 0; }
.pricebox { background:#fff; border:1px solid #e4ece9; border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }

/* FAQ */
details.faq { background:#fff; border:1px solid #e9efed; border-radius: 12px; padding: 4px 18px; margin: 10px 0; box-shadow: var(--shadow); }
details.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "＋"; float: right; color: var(--brand); }
details.faq[open] summary::after { content: "－"; }
details.faq p { color: var(--muted); margin: 0 0 14px; }

/* CTA band */
.cta-band { background: linear-gradient(135deg,#e8915b,#df7c3f); color:#fff; border-radius: var(--radius); padding: 38px; text-align: center; margin: 40px 0; }
.cta-band h2 { color:#fff; margin-top: 0; }
.cta-band p { color:#fff3ea; }
.cta-band .btns { justify-content: center; display:flex; gap:14px; flex-wrap: wrap; margin-top: 18px; }
.cta-band .btn-line { background:#fff; color:#0a9d44; }
.cta-band .btn-call { background: rgba(0,0,0,.18); color:#fff; }

/* Direct contact section (site-wide) */
.contact-direct { padding: 28px 0 8px; }
.contact-direct .cd-card {
  background: var(--card); border: 1px solid #e4ece9; border-radius: var(--radius);
  box-shadow: var(--shadow); padding: clamp(1.6rem, 4vw, 2.8rem);
  display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(1.4rem, 4vw, 2.8rem); align-items: center;
}
.contact-direct h2 { margin: 0 0 .5rem; }
.contact-direct .cd-lead { color: var(--muted); margin: 0; max-width: 46ch; }
.cd-list { list-style: none; padding: 0; margin: 0; display: grid; gap: .7rem; }
.cd-list li { display: flex; gap: .65rem; align-items: flex-start; font-size: 1rem; }
.cd-list .cd-ico { flex: none; font-size: 1.15rem; line-height: 1.5; }
.cd-list b { color: var(--ink); }
.cd-list a { color: var(--brand-dark); font-weight: 700; }
.contact-direct .btns { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 1.2rem; }
.contact-direct .btn-call { background: var(--brand); color: #fff; }
@media (max-width: 760px) {
  .contact-direct .cd-card { grid-template-columns: 1fr; }
}

/* Form */
.form { background:#fff; border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); border:1px solid #eef3f1; }
.form label { display:block; font-weight:700; margin: 14px 0 6px; font-size:.95rem; }
.form input, .form select, .form textarea {
  width:100%; padding: 12px 14px; border:1px solid #cdd9d6; border-radius: 10px; font: inherit; background:#fbfdfc;
}
.form button { margin-top:18px; width:100%; }
.form .hint { font-size:.82rem; color: var(--muted); margin-top: 10px; }

/* Footer */
.site-footer { background: var(--brand-dark); color: #cfe7e1; margin-top: 50px; }
.footer-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 26px; padding: 44px 20px; max-width: var(--maxw); margin: 0 auto; }
.footer-grid h4 { color:#fff; margin: 0 0 12px; font-size: 1rem; }
.footer-grid a { color:#cfe7e1; display:block; margin:6px 0; font-size:.93rem; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.14); text-align:center; padding: 16px; font-size:.82rem; color:#9fc6bd; }

/* Floating actions */
.floating { position: fixed; right: 16px; bottom: 16px; z-index: 80; display:flex; flex-direction: column; gap: 12px; }
.fab { width: 56px; height: 56px; border-radius: 50%; display:flex; align-items:center; justify-content:center; color:#fff; font-size: 1.5rem; box-shadow: 0 6px 18px rgba(0,0,0,.22); }
.fab-line { background: var(--line); }
.fab-call { background: var(--brand); }
.fab:hover { text-decoration:none; opacity:.92; }

@media (max-width: 760px) {
  .nav-links { display: none; position: absolute; top: 60px; left:0; right:0; background:#fff; flex-direction: column; padding: 14px 20px; border-bottom:1px solid #e4ece9; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero { padding: 48px 0 56px; }
}