/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:   #1C3557;
  --navy-d: #122440;
  --gold:   #C8964B;
  --gold-l: #E0B87A;
  --teal:   #3A7D96;
  --bg:     #FAFAF8;
  --bg-alt: #F3F1EE;
  --text:   #2D2D2D;
  --text-m: #5A5A5A;
  --text-l: #8A8A8A;
  --white:  #FFFFFF;
  --radius: 16px;
  --shadow: 0 4px 24px rgba(28,53,87,.08);
  --shadow-h: 0 8px 40px rgba(28,53,87,.14);
  --trans: .25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'PingFang TC', 'Microsoft JhengHei', 'Noto Sans TC', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Songti TC', 'Noto Serif TC', 'STSong', Georgia, serif;
  font-weight: 500;
  line-height: 1.3;
}

a { text-decoration: none; color: inherit; }

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

/* ===== Utilities ===== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.accent { color: var(--gold); }

.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark {
  background: var(--navy-d);
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.section-header-light .section-tag,
.section-header-light h2,
.section-header-light .section-desc { color: var(--white); }
.section-header-light .section-tag { opacity: .7; }

.section-tag {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
  display: block;
}

.section-header h2 { font-size: clamp(28px, 4vw, 40px); margin-bottom: 16px; }
.section-desc { color: var(--text-m); font-size: 17px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 48px;
  font-size: 16px;
  font-weight: 500;
  transition: var(--trans);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--white);
}
.btn-primary:hover { background: var(--gold-l); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,150,75,.3); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.4);
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

/* ===== Header / Nav ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--trans), box-shadow var(--trans);
}
#header.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}
#header.scrolled .logo-zh,
#header.scrolled .logo-en,
#header.scrolled .nav-links a { color: var(--navy); }
#header.scrolled .nav-cta {
  background: var(--gold);
  color: var(--white) !important;
}
#header.scrolled .nav-toggle span { background: var(--navy); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-zh {
  font-family: 'Noto Serif TC', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: .05em;
}
.logo-en {
  font-size: 10px;
  color: rgba(255,255,255,.6);
  letter-spacing: .08em;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  font-size: 15px;
  color: rgba(255,255,255,.85);
  transition: color var(--trans);
}
.nav-links a:hover { color: var(--white); }

.nav-cta {
  background: rgba(255,255,255,.15);
  color: var(--white) !important;
  padding: 8px 22px;
  border-radius: 24px;
  border: 1.5px solid rgba(255,255,255,.3);
  transition: background var(--trans), border-color var(--trans) !important;
}
.nav-cta:hover { background: var(--gold) !important; border-color: var(--gold) !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--trans);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--navy-d) 0%, #1C3557 50%, #2A5478 100%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(200,150,75,.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(58,125,150,.15) 0%, transparent 50%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 80px;
  max-width: 700px;
}

.hero-tag {
  font-size: 13px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--gold-l);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(44px, 7vw, 80px);
  color: var(--white);
  font-weight: 400;
  margin-bottom: 28px;
  line-height: 1.15;
}

.hero-sub {
  font-size: 18px;
  color: rgba(255,255,255,.75);
  margin-bottom: 44px;
  line-height: 1.8;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.4);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  z-index: 1;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 32px;
  box-shadow: var(--shadow);
  transition: transform var(--trans), box-shadow var(--trans);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-h); }

.service-card.featured {
  background: var(--navy);
  color: var(--white);
}
.service-card.featured .service-number { color: rgba(255,255,255,.2); }
.service-card.featured h3 { color: var(--white); }
.service-card.featured p { color: rgba(255,255,255,.75); }
.service-card.featured .service-items li { color: rgba(255,255,255,.8); }
.service-card.featured .service-items li::before { background: var(--gold-l); }
.service-card.featured .service-price { border-color: rgba(255,255,255,.15); }
.service-card.featured .price-label { color: rgba(255,255,255,.5); }
.service-card.featured .price-range { color: var(--gold-l); }
.service-card.featured .service-link { color: var(--gold-l); }
.service-card.featured .service-icon { color: var(--gold-l); }

.service-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--gold);
  color: var(--white);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 12px;
  letter-spacing: .05em;
}

.service-icon {
  width: 48px;
  height: 48px;
  color: var(--teal);
  margin-bottom: 20px;
}
.service-icon svg { width: 100%; height: 100%; }

.service-number {
  font-size: 48px;
  font-family: 'Noto Serif TC', serif;
  font-weight: 300;
  color: rgba(28,53,87,.08);
  line-height: 1;
  margin-bottom: 8px;
}

.service-card h3 { font-size: 22px; margin-bottom: 14px; color: var(--navy); }
.service-card > p { color: var(--text-m); font-size: 15px; margin-bottom: 20px; flex: 1; }

.service-items {
  list-style: none;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-items li {
  font-size: 14px;
  color: var(--text-m);
  padding-left: 16px;
  position: relative;
}
.service-items li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.service-price {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 16px 0;
  border-top: 1px solid var(--bg-alt);
  margin-bottom: 20px;
}
.price-label { font-size: 12px; color: var(--text-l); }
.price-range { font-size: 16px; font-weight: 500; color: var(--gold); }

.service-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--teal);
  transition: gap var(--trans);
}
.service-link:hover { color: var(--gold); }

/* ===== Stats ===== */
.stats-section {
  background: var(--navy);
  padding: 64px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-num {
  font-family: 'Noto Serif TC', serif;
  font-size: 52px;
  font-weight: 300;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-num span {
  font-size: 24px;
  color: var(--gold-l);
}
.stat-label {
  font-size: 14px;
  color: rgba(255,255,255,.55);
  letter-spacing: .05em;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text .section-tag { text-align: left; }
.about-text h2 { font-size: clamp(28px, 4vw, 42px); margin-bottom: 24px; }
.about-text p { color: var(--text-m); margin-bottom: 16px; font-size: 16px; }

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.about-tags span {
  background: var(--bg);
  border: 1.5px solid #E0DDD8;
  color: var(--navy);
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 24px;
  font-weight: 500;
}

.about-card-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.about-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border-radius: 12px;
  padding: 20px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--trans);
}
.about-card:hover { transform: translateX(6px); }

.about-card-1 { margin-left: 0; }
.about-card-2 { margin-left: 32px; }
.about-card-3 { margin-left: 16px; }

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-alt);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.card-icon svg { width: 24px; height: 24px; }
.about-card strong { display: block; font-size: 16px; color: var(--navy); margin-bottom: 2px; }
.about-card p { font-size: 13px; color: var(--text-l); margin: 0; }

/* ===== Founder ===== */
.founder-grid {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 80px;
  align-items: start;
}

.founder-photo-area {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.founder-photo-placeholder {
  width: 280px;
  height: 360px;
  background: linear-gradient(145deg, var(--navy) 0%, var(--teal) 100%);
  border-radius: 20px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 32px;
}
.founder-photo-placeholder span {
  font-family: 'Noto Serif TC', serif;
  font-size: 28px;
  color: rgba(255,255,255,.5);
  letter-spacing: .2em;
}

.founder-badges {
  display: flex;
  gap: 12px;
}
.badge {
  background: var(--white);
  border: 1.5px solid #E0DDD8;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
  color: var(--navy);
  font-weight: 500;
  box-shadow: var(--shadow);
}

.founder-text .section-tag { text-align: left; }
.founder-text h2 { font-size: 40px; margin-bottom: 4px; }
.founder-title { color: var(--gold); font-size: 15px; margin-bottom: 24px; font-weight: 500; }
.founder-text p { color: var(--text-m); margin-bottom: 16px; }

.founder-highlights {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.highlight {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--navy);
  font-weight: 500;
}
.highlight svg { width: 20px; height: 20px; color: var(--gold); flex-shrink: 0; }

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  max-width: 800px;
  margin: 0 auto 40px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255,255,255,.06);
  border: 1.5px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: background var(--trans), border-color var(--trans), transform var(--trans);
  cursor: pointer;
}
.contact-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.2);
  transform: translateY(-3px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-icon svg { width: 26px; height: 26px; }

.contact-icon.whatsapp { background: #25D366; color: var(--white); }
.contact-icon.email,
.contact-icon.phone    { background: var(--teal); color: var(--white); }
.contact-icon.wechat   { background: #07C160; color: var(--white); }
.contact-icon.xhs      { background: #FF2442; color: var(--white); }

.contact-info { flex: 1; }
.contact-info strong { display: block; color: var(--white); font-size: 16px; margin-bottom: 2px; }
.contact-info span { color: rgba(255,255,255,.55); font-size: 14px; }

.contact-arrow { color: rgba(255,255,255,.3); font-size: 18px; }

.contact-card-wechat { cursor: default; }
.contact-qr {
  background: rgba(7,193,96,.15);
  color: #6EE89B;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 12px;
  white-space: nowrap;
}

.contact-note {
  text-align: center;
  color: rgba(255,255,255,.35);
  font-size: 13px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  max-width: 800px;
  margin: 0 auto;
}

/* ===== Footer ===== */
.footer {
  background: #0D1E30;
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-brand { display: flex; flex-direction: column; gap: 4px; }
.footer-brand .logo-zh { color: var(--white); }
.footer-tagline { font-size: 12px; color: rgba(255,255,255,.35); letter-spacing: .1em; }
.footer-info p { font-size: 13px; color: rgba(255,255,255,.4); line-height: 1.8; }
.footer-copy p { font-size: 12px; color: rgba(255,255,255,.25); }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-card-2, .about-card-3 { margin-left: 0; }
  .founder-grid { grid-template-columns: 1fr; gap: 48px; }
  .founder-photo-area { flex-direction: row; align-items: flex-start; }
  .founder-photo-placeholder { width: 200px; height: 260px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0; right: 0;
    background: var(--navy-d);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    text-align: center;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .hero h1 { font-size: 40px; }
  .hero-sub { font-size: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .founder-photo-area { flex-direction: column; align-items: center; }
  .founder-badges { justify-content: center; }
  .section { padding: 64px 0; }
}