:root {
  --color-bg: #FDF8EF;
  --color-bg-alt: #F6E7D0;
  --color-text: #3A2E22;
  --color-text-soft: #7A6952;
  --color-primary: #1C8A9E;
  --color-primary-dark: #12707F;
  --color-teal: #1C8A9E;
  --color-teal-dark: #12707F;
  --color-sand: #F6CBAE;
  --color-sand-dark: #E8AD82;
  --color-pale: #F6E7D0;
  --color-line: #06c755;
  --color-border: #EDD9B8;
  --max-width: 1120px;
  --radius: 4px;
  --radius-pill: 999px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Serif TC", "PingFang TC", "Microsoft JhengHei", serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-weight: 400;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

h1, h2, h3, h4 {
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: 0.01em;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-bg);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  font-size: 1.15rem;
  font-weight: 900;
  text-decoration: none;
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.brand span { color: var(--color-sand-dark); }

nav.main-nav ul {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-soft);
  transition: color 0.15s;
  padding-bottom: 4px;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-sand);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-primary);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform 0.12s ease, background 0.15s ease;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }

.btn-line { background: var(--color-line); color: #fff; }
.btn-line:hover { background: #05a648; }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }

.btn-sand { background: var(--color-sand); color: #fff; }
.btn-sand:hover { background: var(--color-sand-dark); }

.cta-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

/* ---------- Geometric decoration shapes ---------- */
.geo-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}

.geo-shape { position: absolute; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 84px 0 96px;
  overflow: hidden;
  background: var(--color-pale);
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-phone {
  display: inline-block;
  font-weight: 700;
  color: var(--color-teal-dark);
  text-decoration: none;
  margin-bottom: 18px;
  font-size: 1.6rem;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.3;
  margin: 0 0 16px;
  color: var(--color-primary-dark);
}

.hero .lede {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-teal-dark);
  margin: 0 0 12px;
}

.hero .desc {
  color: var(--color-text-soft);
  margin: 0 0 32px;
}

.hero-visual {
  position: relative;
  aspect-ratio: 1/1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-portrait {
  position: relative;
  z-index: 2;
  width: 78%;
  aspect-ratio: 3/4;
  border-radius: var(--radius);
  overflow: hidden;
  background: transparent;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.hero-portrait img { width: 100%; height: 100%; object-fit: cover; }

.hero-portrait .placeholder {
  color: #fff;
  text-align: center;
  padding: 24px;
  font-weight: 700;
}

/* ---------- Sections ---------- */
section { padding: 88px 0; position: relative; overflow: hidden; }
.alt { background: var(--color-pale); }

.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head.left { text-align: left; margin: 0 0 48px; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-sand-dark);
  margin-bottom: 10px;
}

.section-head h2 { font-size: 2rem; margin: 0 0 16px; }
.section-head p { color: var(--color-text-soft); margin: 0; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: var(--color-pale);
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-teal-dark);
  margin-bottom: 16px;
}

.breadcrumb a { text-decoration: none; font-weight: 700; }

.page-hero h1 {
  font-size: 2.2rem;
  margin: 0 0 12px;
  color: var(--color-primary-dark);
}

.page-hero .lede {
  color: var(--color-text-soft);
  max-width: 760px;
  margin: 0;
}

.page-hero .wrap.with-photo {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
  align-items: center;
}

.page-hero .hero-visual {
  aspect-ratio: auto;
  height: 100%;
}

.page-hero .hero-portrait {
  width: 100%;
  max-width: 280px;
  margin: 0 auto;
  aspect-ratio: 3/4;
}

/* ---------- About grid ---------- */
.about-grid, .service-grid, .testimonial-grid, .deal-grid, .deal-full-grid, .contact-grid, .footer-grid, .info-strip, .article-list, .article-image-row, .tool-form, .tool-result {
  display: grid;
  gap: 28px;
}

.about-grid { grid-template-columns: repeat(3, 1fr); }

.about-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  border-top: 4px solid var(--color-teal);
}

.about-card h3 { font-size: 1.1rem; margin: 0 0 10px; color: var(--color-teal-dark); }
.about-card p { margin: 0; color: var(--color-text-soft); }

/* ---------- Services ---------- */
.service-grid { grid-template-columns: 1fr 1fr; }

.service-card {
  background: #fff;
  padding: 36px;
  border-radius: var(--radius);
  position: relative;
}

.service-card .tag {
  display: inline-block;
  background: var(--color-sand);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}

.service-card h3 { margin: 0 0 16px; color: var(--color-primary-dark); }
.service-card ul { margin: 0; padding-left: 20px; color: var(--color-text-soft); }
.service-card li { margin-bottom: 8px; }

.point-list { display: flex; flex-direction: column; gap: 24px; margin-bottom: 40px; }

.point-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--color-pale);
  padding: 24px 28px;
  border-radius: var(--radius);
}

.point-item .num {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
}

.point-item p { margin: 0; color: var(--color-text); }
.point-item strong { color: var(--color-primary-dark); }

/* ---------- Testimonials ---------- */
.testimonial-grid { grid-template-columns: repeat(3, 1fr); }

.t-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  border-left: 4px solid var(--color-sand);
}

.t-card .quote { margin: 0 0 16px; color: var(--color-text); font-weight: 500; }
.t-card .who { font-size: 0.85rem; color: var(--color-teal-dark); font-weight: 700; }
.t-card .role { color: var(--color-text-soft); font-weight: 400; }

.gallery-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* ---------- Deals ---------- */
.deal-grid { grid-template-columns: repeat(3, 1fr); }
.deal-full-grid { grid-template-columns: repeat(3, 1fr); }

.deal-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
}

.deal-card .thumb {
  aspect-ratio: 16/10;
  background: var(--color-teal);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.1rem;
  text-align: center;
  padding: 16px;
}

.deal-card .body { padding: 20px 22px; }

.deal-card .stamp {
  display: inline-block;
  background: var(--color-sand);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

.deal-card h3 { font-size: 1rem; margin: 0; color: var(--color-primary-dark); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--color-primary-dark);
  color: #fff;
  text-align: center;
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}

.cta-band h2 { color: #fff; margin: 0 0 12px; font-size: 1.8rem; }
.cta-band p { margin: 0 0 32px; color: rgba(255,255,255,0.85); }
.cta-band .cta-row { justify-content: center; }

/* ---------- Article list (knowledge) ---------- */
.article-list { grid-template-columns: repeat(3, 1fr); }

.article-card {
  display: block;
  background: #fff;
  padding: 28px;
  border-radius: var(--radius);
  text-decoration: none;
  border-top: 4px solid var(--color-primary);
  transition: transform 0.12s ease;
}

.article-card:hover { transform: translateY(-4px); }
.article-card h3 { margin: 0 0 10px; font-size: 1.05rem; color: var(--color-primary-dark); }
.article-card p { margin: 0; color: var(--color-text-soft); font-size: 0.92rem; }

/* ---------- Prose (article body) ---------- */
.prose p { color: var(--color-text); }
.prose { max-width: 800px; }

.article-image {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-pale);
}

.article-image-row { grid-template-columns: 1fr 1fr; margin-top: 24px; }
.article-image { margin-top: 24px; }
.article-image-row .article-image { margin-top: 0; }

.image-note {
  background: var(--color-pale);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 24px;
  color: var(--color-teal-dark);
}

.image-note .icon { font-size: 1.6rem; margin-bottom: 8px; }
.image-note strong { display: block; margin-bottom: 6px; color: var(--color-primary-dark); }

/* ---------- Contact ---------- */
.contact-grid { grid-template-columns: 1fr 1fr; margin-top: 8px; }

.contact-card {
  border-radius: var(--radius);
  padding: 36px;
  background: #fff;
  text-align: center;
}

.contact-card .icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 1.4rem;
  color: #fff;
}

.contact-card.line .icon { background: var(--color-line); }
.contact-card.phone .icon { background: var(--color-primary); }

.contact-card h3 { margin: 0 0 8px; }
.contact-card p { color: var(--color-text-soft); margin: 0 0 20px; }

.info-strip {
  margin-top: 56px;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}

.info-strip .item h4 {
  margin: 0 0 8px;
  color: var(--color-sand-dark);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.info-strip .item p { margin: 0; color: var(--color-text-soft); }

.map-embed {
  margin-top: 48px;
  border-radius: var(--radius);
  overflow: hidden;
}

.map-embed iframe { width: 100%; height: 320px; border: 0; display: block; }

/* ---------- Lead form ---------- */
.lead-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px;
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.lead-form .full { grid-column: 1 / -1; }

.lead-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  font-weight: 700;
}

.lead-form input,
.lead-form textarea,
.lead-form select {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-bg);
}

.lead-form input:focus,
.lead-form textarea:focus,
.lead-form select:focus { outline: none; border-color: var(--color-primary); }

.form-note { grid-column: 1/-1; font-size: 0.85rem; color: var(--color-text-soft); margin: 0; }

/* ---------- Tools ---------- */
.tool-card {
  border-radius: var(--radius);
  padding: 36px;
  background: #fff;
  margin-top: 32px;
}

.tool-form { grid-template-columns: repeat(3, 1fr) auto; align-items: end; }
.tool-form.cols-3 { grid-template-columns: repeat(3, 1fr); align-items: start; }

.tool-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  font-weight: 700;
}

.tool-form input {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-bg);
}

.tool-form input:focus { outline: none; border-color: var(--color-primary); }

.tool-result {
  margin-top: 28px;
  grid-template-columns: repeat(3, 1fr);
  padding-top: 28px;
  border-top: 2px solid var(--color-pale);
}

.tool-result .result-item { display: flex; flex-direction: column; gap: 6px; text-align: center; }
.tool-result .label { font-size: 0.85rem; color: var(--color-text-soft); }
.tool-result .value { font-size: 1.4rem; font-weight: 900; color: var(--color-primary-dark); }

.tool-links { text-align: center; }
.tool-note { margin-top: 16px; font-size: 0.85rem; color: var(--color-text-soft); }

/* ---------- Footer ---------- */
footer.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  padding: 56px 0 28px;
}

.footer-grid { grid-template-columns: repeat(3, 1fr); margin-bottom: 32px; }

.footer-grid h4 {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.footer-grid p, .footer-grid a {
  display: block;
  text-decoration: none;
  color: rgba(255,255,255,0.75);
  margin-bottom: 6px;
}

.social-row { display: flex; gap: 10px; }

.social-row a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 0;
}

.copyright {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
  margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  nav.main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: #fff;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  nav.main-nav.open { max-height: 420px; }
  nav.main-nav ul { flex-direction: column; padding: 16px 24px 24px; gap: 16px; }
  .nav-toggle { display: block; }

  .hero .wrap { grid-template-columns: 1fr; }
  .hero-visual { order: -1; aspect-ratio: 16/9; }

  .page-hero .wrap.with-photo { grid-template-columns: 1fr; }
  .page-hero .hero-visual { order: -1; }
  .page-hero .hero-portrait { max-width: 220px; }

  .about-grid,
  .service-grid,
  .testimonial-grid,
  .deal-grid,
  .deal-full-grid,
  .contact-grid,
  .footer-grid,
  .info-strip,
  .article-list,
  .article-image-row,
  .gallery-strip,
  .tool-form,
  .tool-form.cols-3,
  .tool-result,
  .lead-form {
    grid-template-columns: 1fr;
  }

  section { padding: 56px 0; }
  .hero { padding: 56px 0 64px; }
  .hero h1 { font-size: 1.9rem; }
}