/* ===== CSS Custom Properties ===== */
:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --primary: #1a56db;
  --primary-hover: #1e40af;
  --primary-light: #dbeafe;
  --steel: #475569;
  --steel-light: #94a3b8;
  --steel-lighter: #cbd5e1;
  --steel-bg: #f1f5f9;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-focus: #1a56db;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 2px 8px rgba(0,0,0,0.08);
  --radius: 8px;
  --radius-sm: 6px;
  --transition: 150ms ease;
  --font: 'Noto Sans TC', system-ui, -apple-system, sans-serif;
  --navbar-h: 64px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  padding-top: var(--navbar-h);
}

/* Page fade-in */
.page-fade {
  opacity: 0;
  animation: pageIn 0.3s ease forwards;
}

@keyframes pageIn {
  to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .page-fade { opacity: 1; animation: none; }
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.5em;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }

p { margin: 0 0 1em; }

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--primary-hover); }

.section-title {
  font-size: 1.875rem;
  margin-bottom: 0.25em;
}
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.0625rem;
  margin-bottom: 2rem;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--navbar-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center;
}
.navbar-inner {
  width: 100%; max-width: 1200px; margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.navbar-brand {
  font-size: 1.25rem; font-weight: 700; color: var(--text);
  white-space: nowrap;
}
.navbar-brand:hover { color: var(--primary); }
.navbar-links { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.navbar-links a {
  display: block; padding: 8px 14px; border-radius: var(--radius-sm);
  color: var(--steel); font-size: 0.9375rem; font-weight: 500;
  transition: background var(--transition), color var(--transition);
}
.navbar-links a:hover,
.navbar-links a.active {
  background: var(--primary-light);
  color: var(--primary);
}
.navbar-cta {
  padding: 8px 20px; border-radius: var(--radius-sm);
  background: var(--primary); color: #fff; font-weight: 600;
  font-size: 0.9375rem; border: none; cursor: pointer;
  transition: background var(--transition);
  white-space: nowrap;
}
.navbar-cta:hover { background: var(--primary-hover); color: #fff; }
.navbar-toggle {
  display: none; background: none; border: none;
  font-size: 1.5rem; color: var(--steel); cursor: pointer; padding: 4px 8px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: calc(100vh - var(--navbar-h));
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1e3a5f 0%, #1a56db 50%, #1e40af 100%);
  color: #fff; text-align: center; padding: 80px 24px;
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: url('https://pixabay.com/get/g7397bb0bc24064238156e64d5c53074f3d0b6a09271f79a6aa1bdb116b2fbde9b43ae8d7a3feb4a5e2930420cb2dd6eb0f38dc194cf755eb10903f2b3a0d9474_1280.jpg') center/cover;
  opacity: 0.18; mix-blend-mode: overlay;
}
.hero-content { position: relative; z-index: 1; max-width: 720px; }
.hero h1 {
  font-size: 3rem; color: #fff; margin-bottom: 0.35em;
  opacity: 0; transform: translateY(20px);
  animation: heroSlide 0.6s ease 0.1s forwards;
}
.hero p {
  font-size: 1.25rem; color: rgba(255,255,255,0.85); margin-bottom: 2rem;
  opacity: 0; transform: translateY(20px);
  animation: heroSlide 0.6s ease 0.25s forwards;
}
.hero-actions {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  opacity: 0; transform: translateY(20px);
  animation: heroSlide 0.6s ease 0.4s forwards;
}

@keyframes heroSlide {
  to { opacity: 1; transform: translateY(0); }
}

.hero .btn-primary {
  padding: 12px 28px; border-radius: var(--radius-sm);
  background: #fff; color: var(--primary); font-weight: 700;
  font-size: 1rem; border: none; cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  text-decoration: none; display: inline-block;
}
.hero .btn-primary:hover { background: #e2e8f0; color: var(--primary-hover); }
.hero .btn-outline {
  padding: 12px 28px; border-radius: var(--radius-sm);
  background: transparent; color: #fff; font-weight: 700;
  font-size: 1rem; border: 2px solid rgba(255,255,255,0.5); cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
  text-decoration: none; display: inline-block;
}
.hero .btn-outline:hover { border-color: #fff; }

/* ===== Section Layout ===== */
.section {
  padding: 80px 24px;
}
.section-alt {
  background: var(--steel-bg);
}
.container {
  width: 100%; max-width: 1200px; margin: 0 auto;
}

/* ===== Cards (no-slop) ===== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
@media (prefers-reduced-motion: reduce) {
  .card:hover { transform: none; }
}

.card-img {
  width: 100%; height: 200px; object-fit: cover;
  border-radius: var(--radius-sm); margin-bottom: 16px;
  transition: transform var(--transition);
}
.card:hover .card-img { transform: scale(1.02); }
@media (prefers-reduced-motion: reduce) {
  .card:hover .card-img { transform: none; }
}

/* ===== News Grid (3 cards) ===== */
.news-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}

.news-card .card-img-wrap {
  position: relative; overflow: hidden;
  border-radius: var(--radius-sm); margin-bottom: 16px;
}
.news-card .card-img-wrap img {
  width: 100%; height: 200px; object-fit: cover;
  transition: transform 300ms ease;
}
.news-card:hover .card-img-wrap img {
  transform: scale(1.03);
}

.news-card .card-date {
  font-size: 0.8125rem; color: var(--steel-light); margin-bottom: 8px;
}
.news-card h3 { font-size: 1.125rem; margin-bottom: 8px; }
.news-card p { color: var(--text-muted); font-size: 0.9375rem; }

/* ===== Why Us ===== */
.why-us {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.why-us-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.why-us-stat {
  text-align: center; padding: 24px 16px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.why-us-stat:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.why-us-stat .stat-num {
  font-size: 2rem; font-weight: 800; color: var(--primary);
}
.why-us-stat .stat-label {
  font-size: 0.875rem; color: var(--text-muted); margin-top: 4px;
}

/* ===== Mission ===== */
.mission {
  text-align: center; max-width: 800px; margin: 0 auto;
}
.mission p { font-size: 1.125rem; color: var(--steel); }

/* ===== Services Grid (6 cards) ===== */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card .service-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem; margin-bottom: 16px;
}
.service-card h3 { font-size: 1.125rem; }

/* ===== Partner Slider ===== */
.partners-track {
  display: flex; gap: 48px; align-items: center; justify-content: center;
  flex-wrap: wrap; padding: 16px 0;
}
.partner-logo {
  height: 40px; opacity: 0.5; filter: grayscale(1);
  transition: opacity var(--transition), filter var(--transition);
}
.partner-logo:hover { opacity: 0.8; filter: grayscale(0); }

/* ===== Contact Strip ===== */
.contact-strip {
  background: var(--primary); color: #fff; padding: 48px 24px;
}
.contact-strip .container {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 24px;
}
.contact-strip h2 { color: #fff; font-size: 1.5rem; margin-bottom: 0.25em; }
.contact-strip p { color: rgba(255,255,255,0.8); margin: 0; }
.contact-strip .btn-outline-white {
  padding: 12px 28px; border-radius: var(--radius-sm);
  background: transparent; color: #fff; font-weight: 700;
  font-size: 1rem; border: 2px solid rgba(255,255,255,0.5);
  cursor: pointer; text-decoration: none;
  transition: border-color var(--transition);
}
.contact-strip .btn-outline-white:hover { border-color: #fff; }

/* ===== Footer ===== */
.footer {
  background: #1e293b; color: #94a3b8; padding: 48px 24px 24px;
  font-size: 0.9375rem;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
}
.footer h4 {
  color: #fff; font-size: 1rem; margin-bottom: 16px;
}
.footer a { color: #94a3b8; }
.footer a:hover { color: #fff; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 8px; }
.footer-bottom {
  border-top: 1px solid #334155;
  margin-top: 32px; padding-top: 16px;
  text-align: center; font-size: 0.8125rem;
}
.footer-hours { margin-top: 12px; font-size: 0.875rem; }

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* ===== Decorative Border Highlight ===== */
.border-accent {
  position: relative;
}
.border-accent::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 48px; height: 3px; background: var(--primary);
  border-radius: 2px;
  transition: width 300ms ease;
}
.border-accent:hover::after { width: 72px; }

/* ===== About Page ===== */
.about-story {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
}
.about-story img {
  width: 100%; border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.team-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.team-card {
  text-align: center; padding: 32px 20px;
}
.team-card img {
  width: 120px; height: 120px; border-radius: 50%;
  object-fit: cover; margin-bottom: 16px;
  border: 3px solid var(--border);
}
.team-card h3 { font-size: 1.0625rem; margin-bottom: 4px; }
.team-card .team-role {
  font-size: 0.875rem; color: var(--primary); font-weight: 600; margin-bottom: 8px;
}
.team-card p { font-size: 0.875rem; color: var(--text-muted); }

/* ===== Services Detail Page ===== */
.services-detail { display: flex; flex-direction: column; gap: 32px; }
.service-detail-card {
  display: grid; grid-template-columns: 200px 1fr 180px; gap: 24px;
  align-items: start; padding: 32px;
}
.service-detail-card img {
  width: 200px; height: 150px; object-fit: cover;
  border-radius: var(--radius-sm);
}
.service-detail-card .service-info h3 { margin-bottom: 8px; }
.service-detail-card .service-info p { color: var(--text-muted); font-size: 0.9375rem; }
.service-detail-card .service-pricing {
  text-align: right;
}
.service-detail-card .price-range {
  font-size: 1.5rem; font-weight: 800; color: var(--primary);
}
.service-detail-card .price-label {
  font-size: 0.8125rem; color: var(--text-muted); margin-top: 4px;
}
.service-detail-card .btn-sm {
  display: inline-block; padding: 8px 18px; border-radius: var(--radius-sm);
  background: var(--primary); color: #fff; font-weight: 600;
  font-size: 0.875rem; border: none; cursor: pointer;
  text-decoration: none; margin-top: 12px;
  transition: background var(--transition);
}
.service-detail-card .btn-sm:hover { background: var(--primary-hover); color: #fff; }

/* ===== Blog Page ===== */
.blog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.blog-card .card-img-wrap {
  position: relative; overflow: hidden;
  border-radius: var(--radius-sm); margin-bottom: 16px;
}
.blog-card .card-img-wrap img {
  width: 100%; height: 200px; object-fit: cover;
  transition: transform 300ms ease;
}
.blog-card:hover .card-img-wrap img { transform: scale(1.03); }
.blog-card .card-date {
  font-size: 0.8125rem; color: var(--steel-light); margin-bottom: 8px;
}
.blog-card h3 { font-size: 1.125rem; margin-bottom: 8px; }
.blog-card p { color: var(--text-muted); font-size: 0.9375rem; }

.pagination {
  display: flex; gap: 8px; justify-content: center; margin-top: 48px;
  list-style: none; padding: 0;
}
.pagination a, .pagination span {
  display: block; padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 0.9375rem; color: var(--steel);
  border: 1px solid var(--border); text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.pagination a:hover,
.pagination .active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.pagination .disabled { color: var(--steel-light); pointer-events: none; }

/* ===== Contact Page ===== */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
}
.contact-form .form-group { margin-bottom: 20px; }
.contact-form label {
  display: block; font-weight: 600; margin-bottom: 6px;
  font-size: 0.9375rem;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%; padding: 10px 14px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-family: var(--font); font-size: 0.9375rem;
  color: var(--text); background: var(--surface);
  transition: border-color var(--transition);
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none; border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.contact-form textarea { min-height: 140px; resize: vertical; }
.contact-form .btn-submit {
  padding: 12px 32px; border-radius: var(--radius-sm);
  background: var(--primary); color: #fff; font-weight: 700;
  font-size: 1rem; border: none; cursor: pointer;
  transition: background var(--transition);
}
.contact-form .btn-submit:hover { background: var(--primary-hover); }

.contact-info-card {
  padding: 32px;
}
.contact-info-card h3 {
  font-size: 1.25rem; margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.contact-info-item {
  display: flex; gap: 12px; margin-bottom: 20px;
}
.contact-info-item .info-icon {
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.contact-info-item .info-text { font-size: 0.9375rem; }
.contact-info-item .info-text strong { display: block; margin-bottom: 2px; }

.map-container {
  border-radius: var(--radius);
  overflow: hidden; border: 1px solid var(--border);
  margin-top: 48px;
}
.map-container iframe {
  width: 100%; height: 400px; border: 0; display: block;
}

/* ===== Page Header (subpages) ===== */
.page-header {
  background: var(--primary);
  color: #fff; padding: 64px 24px;
  text-align: center;
}
.page-header h1 {
  color: #fff; font-size: 2.25rem; margin-bottom: 0.25em;
}
.page-header p {
  color: rgba(255,255,255,0.8); font-size: 1.0625rem; max-width: 600px;
  margin: 0 auto;
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .news-grid, .services-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .why-us { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .service-detail-card { grid-template-columns: 1fr; }
  .service-detail-card .service-pricing { text-align: left; }
  .contact-layout { grid-template-columns: 1fr; }
  .about-story { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .navbar-links, .navbar-cta { display: none; }
  .navbar-toggle { display: block; }
  .news-grid, .services-grid, .blog-grid { grid-template-columns: 1fr; }
  .why-us-stats { grid-template-columns: repeat(3, 1fr); }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1.0625rem; }
  .section { padding: 56px 16px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .why-us-stats { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
}