/* ============================================
   TUS Marine Website - Global Styles
   Brand: TUS Marine Service Co., Ltd.
   ============================================ */

/* === CSS Variables (Brand Colors) === */
:root {
  --navy-900: #0A2540;
  --navy-800: #0F3057;
  --navy-700: #143E6E;
  --ocean-600: #1A6FB5;
  --ocean-500: #2196D3;
  --wave-400: #3DA8E0;
  --gold: #C9A84C;
  --white: #FFFFFF;
  --gray-100: #F5F7FA;
  --gray-200: #E8ECF1;
  --text-primary: #1A1A2E;
  --text-secondary: #4A5568;
  --text-muted: #718096;
  --border: #D8E0EA;
  --border-light: #E8EDF4;
  --mist: #F4F7FB;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(10,37,64,.08);
  --shadow-md: 0 4px 20px rgba(10,37,64,.10);
  --shadow-lg: 0 12px 40px rgba(10,37,64,.14);
  --ff-sans: 'Inter','Noto Sans SC',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --maxw: 1180px;
}

/* === Reset & Base === */
*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff-sans);
  color: var(--text-primary);
  background: var(--mist);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--ocean-600); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4,h5,h6 { line-height: 1.3; }
ul { list-style: none; padding: 0; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(20px, 4vw, 48px); }

/* === Focus & Accessibility === */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 2px;
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* === NAVIGATION === */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10, 37, 64, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background 0.3s ease;
}
.site-nav.scrolled { background: rgba(10, 37, 64, 0.98); }
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  color: var(--white); font-weight: 800; font-size: 18px;
  text-decoration: none;
}
.nav-logo:hover { text-decoration: none; }
.nav-logo-text { color: var(--gold); letter-spacing: 2px; font-size: 20px; font-weight: 800; }
.nav-logo-sub { font-size: 11px; color: rgba(255,255,255,.6); font-weight: 400; letter-spacing: 0.5px; }

.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link {
  color: rgba(255,255,255,.85); font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: var(--radius);
  transition: all 0.2s; text-decoration: none;
}
.nav-link:hover { color: var(--white); background: rgba(255,255,255,.08); text-decoration: none; }
.nav-link.active { color: var(--gold); }

/* Services dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown .dropdown-menu {
  position: absolute; top: 100%; left: 0;
  min-width: 240px;
  background: var(--navy-900);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  padding: 8px 0;
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu a {
  display: block; padding: 10px 20px;
  color: rgba(255,255,255,.8); font-size: 13px; font-weight: 500;
  transition: all 0.15s;
}
.dropdown-menu a:hover { background: rgba(255,255,255,.06); color: var(--gold); text-decoration: none; }
.dropdown-menu .dd-label { display: block; font-size: 10.5px; color: rgba(255,255,255,.4); margin-top: 2px; }

/* Language toggle */
.nav-lang {
  margin-left: 12px;
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 100px;
  color: rgba(255,255,255,.7);
  font-size: 12px; font-weight: 600;
  cursor: pointer; background: transparent;
  transition: all 0.2s;
}
.nav-lang:hover { border-color: var(--gold); color: var(--gold); }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none; border: none;
}
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: all 0.3s;
}

/* === PAGE HERO (Inner pages) === */
.page-hero {
  background: linear-gradient(155deg, var(--navy-900) 0%, var(--navy-800) 45%, var(--navy-700) 100%);
  color: var(--white);
  padding: clamp(100px, 12vw, 140px) 0 clamp(48px, 7vw, 80px);
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 85% 15%, rgba(33,150,211,.2), transparent 60%),
    radial-gradient(ellipse 60% 40% at 10% 90%, rgba(61,168,224,.12), transparent 60%);
  pointer-events: none;
}
.page-hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 60px;
  background: var(--mist);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.page-hero-inner { position: relative; z-index: 2; }
.page-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--gold); margin-bottom: 12px;
}
.page-title {
  font-size: clamp(28px, 4vw, 44px); font-weight: 800;
  margin: 0 0 8px; letter-spacing: -0.3px;
}
.page-subtitle {
  font-size: clamp(14px, 1.5vw, 16px);
  color: rgba(255,255,255,.65); margin: 0; max-width: 600px;
}
/* Breadcrumb */
.page-breadcrumb {
  margin-top: 20px;
  font-size: 13px; color: rgba(255,255,255,.5);
}
.page-breadcrumb a { color: rgba(255,255,255,.6); text-decoration: none; }
.page-breadcrumb a:hover { color: var(--gold); text-decoration: none; }
.page-breadcrumb span { margin: 0 8px; color: rgba(255,255,255,.3); }

/* === SECTION COMMONS === */
section { padding: clamp(48px, 7vw, 80px) 0; }
.section-head { margin-bottom: 36px; }
.section-eyebrow {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--ocean-600); margin-bottom: 10px;
}
.section-title {
  font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--navy-900);
  margin: 0 0 6px; line-height: 1.25; letter-spacing: -0.3px;
}
.section-title-en {
  font-size: clamp(13px, 1.4vw, 15px); font-weight: 500; color: var(--text-muted);
  margin: 0; letter-spacing: 0.3px;
}
.divider { width: 48px; height: 3px; background: var(--gold); border: 0; margin: 14px 0 0; border-radius: 2px; }

/* === HERO (Homepage) === */
.hero {
  position: relative;
  background: linear-gradient(155deg, var(--navy-900) 0%, var(--navy-800) 45%, var(--navy-700) 100%);
  color: var(--white);
  padding: clamp(56px, 9vw, 100px) 0 clamp(48px, 7vw, 80px);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 85% 15%, rgba(33,150,211,.25), transparent 60%),
    radial-gradient(ellipse 60% 40% at 10% 90%, rgba(61,168,224,.15), transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 60px;
  background: var(--mist);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.hero-inner { position: relative; z-index: 2; }
.hero h1 {
  font-size: clamp(32px, 4.5vw, 52px); font-weight: 800; line-height: 1.2;
  margin: 0 0 10px; letter-spacing: -0.3px;
}
.hero .tagline {
  font-size: clamp(15px, 1.8vw, 19px); color: var(--gold);
  font-weight: 600; letter-spacing: 3px; margin: 0 0 6px;
}
.hero .tagline-cn {
  font-size: clamp(13px, 1.5vw, 16px); color: rgba(255,255,255,.7);
  font-weight: 400; letter-spacing: 4px; margin: 0 0 24px;
}
.hero .lead {
  font-size: clamp(14px, 1.4vw, 16px); color: rgba(255,255,255,.82);
  max-width: 760px; line-height: 1.8; margin: 0 0 28px;
}
.hero .lead-en {
  font-size: clamp(12.5px, 1.2vw, 14px); color: rgba(255,255,255,.55);
  max-width: 760px; line-height: 1.75; margin: 0 0 28px; font-style: italic;
}
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px; border: 1px solid rgba(255,255,255,.22);
  border-radius: 100px; font-size: 12.5px; color: rgba(255,255,255,.9);
  backdrop-filter: blur(4px); background: rgba(255,255,255,.06);
}
.hero-badge .hb-en { color: var(--gold); font-weight: 600; font-size: 11.5px; letter-spacing: 0.3px; }
.hero-badge .hb-sep { color: rgba(255,255,255,.3); }

/* Hero logo placeholder */
.hero-logo-placeholder {
  width: clamp(140px, 20vw, 220px); height: clamp(140px, 20vw, 220px);
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  border: 2px solid rgba(255,255,255,.15);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  margin: 0 auto;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,.25));
}
.hero-logo-placeholder .logo-tus {
  font-size: clamp(36px, 6vw, 56px); font-weight: 900;
  color: var(--gold); letter-spacing: 6px; line-height: 1;
}
.hero-logo-placeholder .logo-sub {
  font-size: clamp(9px, 1.2vw, 11px); color: rgba(255,255,255,.6);
  letter-spacing: 2px; margin-top: 6px; text-transform: uppercase;
}

/* === STATS BAR (Homepage) === */
.stats-bar { background: var(--white); padding: clamp(32px, 5vw, 56px) 0; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.stat-card {
  text-align: center; padding: 24px 16px;
  border-right: 1px solid var(--border-light);
}
.stat-card:last-child { border-right: none; }
.stat-num {
  font-size: clamp(32px, 4vw, 42px); font-weight: 800;
  color: var(--navy-900); line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat-num small { font-size: 16px; font-weight: 600; color: var(--ocean-600); margin-left: 2px; }
.stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 8px; font-weight: 500; }
.stat-label-en { font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }
.stats-bar .stat-label-en { font-size: 12.5px; color: #5A6B82; line-height: 1.6; max-width: 220px; margin: 8px auto 0; }

/* === CARDS (Service overview) === */
.cards-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.service-card {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 28px; transition: all 0.25s ease; background: var(--white);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--ocean-500);
}
.service-card.featured::before { height: 4px; background: var(--gold); }
.service-card.featured .service-icon { background: var(--navy-900); }
.service-card.featured .service-icon svg { fill: var(--gold); }
.service-card:hover { box-shadow: var(--shadow-md); border-color: var(--wave-400); transform: translateY(-2px); }
.service-card .card-link {
  display: inline-block; margin-top: 16px;
  font-size: 13px; font-weight: 600; color: var(--ocean-600);
  text-decoration: none; transition: color 0.2s;
}
.service-card .card-link:hover { color: var(--navy-900); text-decoration: none; }
.service-card .card-link::after { content: " →"; }

.service-icon {
  width: 48px; height: 48px; border-radius: var(--radius);
  background: var(--mist); display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.service-icon svg { width: 26px; height: 26px; fill: var(--ocean-600); }
.service-num { font-size: 11.5px; font-weight: 700; color: var(--ocean-500); letter-spacing: 2px; margin: 0; }
.service-title { font-size: 18px; font-weight: 800; color: var(--navy-900); margin: 8px 0 2px; line-height: 1.3; }
.service-title-en { font-size: 12px; color: var(--ocean-600); margin: 0 0 14px; font-weight: 600; letter-spacing: 0.2px; }
.service-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.75; margin: 0; }
.service-desc-en { font-size: 12px; color: var(--text-muted); line-height: 1.7; margin: 6px 0 0; font-style: italic; }

/* Service detail list */
.service-list { list-style: none; padding: 0; margin: 16px 0 0; }
.service-list li {
  font-size: 14px; color: var(--text-secondary); padding: 8px 0 8px 22px; position: relative;
  border-top: 1px solid var(--border-light);
}
.service-list li::before {
  content: ""; position: absolute; left: 0; top: 14px; width: 12px; height: 2px;
  background: var(--ocean-500);
}
.li-cn { display: block; font-size: 14px; color: var(--text-secondary); }
.li-en { display: block; font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }

/* Service detail two-column */
.service-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 24px; }
.service-col {
  background: var(--mist); border-radius: var(--radius-lg); padding: 28px 24px;
  border: 1px solid var(--border-light);
}
.service-col h4 {
  font-size: 15px; font-weight: 700; color: var(--navy-800); margin: 0 0 4px;
  padding-bottom: 8px; border-bottom: 2px solid var(--ocean-500);
}
.service-col h4 .col-en { display: block; font-size: 11px; color: var(--ocean-600); font-weight: 600; margin-top: 2px; }
.service-col .service-list li { padding-left: 20px; }
.service-col .service-list li::before { width: 10px; top: 14px; }

/* === SUPPLY CATEGORIES === */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 22px 18px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); border-top: 3px solid var(--ocean-500);
  transition: all 0.2s;
}
.cat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.cat-icon {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 10px; border-radius: var(--radius); background: var(--mist);
}
.cat-icon svg { width: 22px; height: 22px; fill: var(--ocean-600); }
.cat-title { font-size: 14px; font-weight: 700; color: var(--navy-900); margin: 0 0 2px; }
.cat-title-en { font-size: 10.5px; color: var(--ocean-600); margin: 0 0 12px; font-weight: 600; letter-spacing: 0.3px; }
.cat-list li { font-size: 12px; color: var(--text-secondary); padding: 3px 0; line-height: 1.5; }
.cat-list li .cl-en { display: block; font-size: 10.5px; color: var(--text-muted); }

/* === ADVANTAGES (Why TUS) === */
.adv-section { background: var(--navy-900); color: var(--white); position: relative; overflow: hidden; }
.adv-section::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 50% 60% at 90% 10%, rgba(33,150,211,.18), transparent 60%);
}
.adv-section .section-eyebrow { color: var(--gold); }
.adv-section .section-title { color: var(--white); }
.adv-section .section-title-en { color: rgba(255,255,255,.55); }
.adv-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; position: relative; z-index: 2; }
.adv-item {
  padding: 30px 36px 30px 0;
  border-bottom: 1px solid rgba(255,255,255,.1);
  display: flex; gap: 18px;
}
.adv-item:nth-child(odd) { padding-right: 36px; border-right: 1px solid rgba(255,255,255,.1); }
.adv-item:nth-child(even) { padding-left: 36px; }
.adv-item:last-child, .adv-item:nth-last-child(2) { border-bottom: 0; }
.adv-icon {
  flex-shrink: 0; width: 42px; height: 42px; border-radius: var(--radius);
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center;
}
.adv-icon svg { width: 20px; height: 20px; fill: var(--gold); }
.adv-title { font-size: 16px; font-weight: 700; margin: 0 0 4px; color: var(--white); }
.adv-title-en { font-size: 10.5px; color: var(--gold); margin: 0 0 8px; font-weight: 600; letter-spacing: 0.5px; }
.adv-desc { font-size: 14px; color: rgba(255,255,255,.72); line-height: 1.7; margin: 0 0 3px; }
.adv-desc-en { font-size: 11.5px; color: rgba(255,255,255,.45); line-height: 1.65; margin: 0; font-style: italic; }

/* === ABOUT PAGE === */
.about-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: start; }
.about-text p { margin: 0 0 16px; color: var(--text-secondary); font-size: 15px; line-height: 1.85; }
.about-text p strong { color: var(--navy-800); font-weight: 700; }
.about-text .en { font-size: 13px; color: var(--text-muted); line-height: 1.8; margin-top: 6px; display: block; font-style: italic; }
.about-stats {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-900));
  color: var(--white); border-radius: var(--radius-lg); padding: 36px 32px;
  box-shadow: var(--shadow-md);
}
.about-stats h3 {
  font-size: 13px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold); margin: 0 0 24px; font-weight: 700;
}
.stat-item { padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.1); }
.stat-item:last-child { border-bottom: 0; }
.stat-item .stat-num {
  font-size: 34px; font-weight: 800; line-height: 1; color: var(--gold);
  font-variant-numeric: tabular-nums;
}
.stat-item .stat-num small { font-size: 15px; font-weight: 600; color: rgba(255,255,255,.7); margin-left: 4px; }
.about-stats .stat-label { font-size: 13.5px; color: rgba(255,255,255,.82); margin-top: 8px; line-height: 1.5; }
.about-stats .stat-label-en { font-size: 11.5px; color: rgba(255,255,255,.5); margin-top: 2px; line-height: 1.6; }

/* === CONTACT === */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info h3 { font-size: 20px; font-weight: 700; color: var(--navy-900); margin: 0 0 6px; }
.contact-info h3 + p { font-size: 13px; color: var(--text-muted); margin: 0 0 28px; }
.offices-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-block { padding-bottom: 20px; border-bottom: 1px solid var(--border-light); }
.contact-block.full { grid-column: 1 / -1; }
.contact-label {
  font-size: 11px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--ocean-600); margin: 0 0 6px;
}
.contact-value { font-size: 14px; color: var(--text-primary); margin: 0 0 3px; font-weight: 600; }
.contact-value-en { font-size: 12px; color: var(--text-muted); margin: 0; line-height: 1.6; }
.contact-value a { color: var(--navy-800); font-weight: 600; }

/* Contact team cards */
.team-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.team-card {
  background: linear-gradient(165deg, var(--navy-800), var(--navy-900));
  color: var(--white); border-radius: var(--radius-lg); padding: 28px 24px;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.team-card::before {
  content: ""; position: absolute; top: -30px; right: -30px;
  width: 100px; height: 100px; border-radius: 50%;
  background: rgba(33,150,211,.12);
}
.team-card .tc-name { font-size: 17px; font-weight: 700; margin: 0 0 2px; position: relative; z-index: 2; }
.team-card .tc-role { font-size: 12px; color: var(--gold); margin: 2px 0 14px; position: relative; z-index: 2; }
.team-card .tc-line {
  font-size: 13px; color: rgba(255,255,255,.78); margin: 5px 0;
  display: flex; align-items: center; gap: 8px; position: relative; z-index: 2;
}
.team-card .tc-line svg { width: 15px; height: 15px; fill: var(--gold); flex-shrink: 0; }
.team-card .tc-line a { color: rgba(255,255,255,.9); }

/* === CTA SECTION === */
.cta-section {
  background: linear-gradient(155deg, var(--navy-900), var(--navy-800));
  text-align: center; padding: clamp(48px, 7vw, 72px) 0;
}
.cta-section h2 { color: var(--white); font-size: clamp(22px, 3vw, 30px); margin: 0 0 8px; }
.cta-section p { color: rgba(255,255,255,.65); font-size: 15px; margin: 0 0 28px; }
.cta-btn {
  display: inline-block;
  padding: 14px 36px;
  background: var(--gold);
  color: var(--navy-900);
  font-size: 15px; font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  transition: all 0.2s;
  border: none; cursor: pointer;
}
.cta-btn:hover { background: #d4b35a; text-decoration: none; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(201,168,76,.3); }

/* === FOOTER === */
.site-footer {
  background: var(--navy-900); color: rgba(255,255,255,.5);
  padding: 48px 0 28px; font-size: 13px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 36px;
  padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-col h4 {
  font-size: 13px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  color: var(--gold); margin: 0 0 16px;
}
.footer-col p { margin: 0 0 8px; font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.6; }
.footer-col a { color: rgba(255,255,255,.55); text-decoration: none; transition: color 0.2s; display: block; margin-bottom: 6px; }
.footer-col a:hover { color: var(--gold); text-decoration: none; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; font-size: 12px;
}
.footer-motto { color: var(--gold); font-weight: 600; letter-spacing: 2px; margin: 0; }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .nav-menu.open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--navy-900);
    padding: 16px 20px; gap: 4px;
    border-top: 1px solid rgba(255,255,255,.08);
  }
  .nav-menu.open .nav-dropdown .dropdown-menu {
    position: static; opacity: 1; visibility: visible; transform: none;
    background: transparent; border: none; box-shadow: none;
    padding: 4px 0 4px 20px;
    display: none;
  }
  .nav-menu.open .nav-dropdown.open .dropdown-menu { display: block; }
  .nav-lang { margin-left: 0; margin-top: 8px; align-self: flex-start; }

  .hero h1 { font-size: clamp(26px, 5vw, 40px); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card:nth-child(2) { border-right: none; }
  .cards-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: 1fr; }
  .adv-item { border-right: 0 !important; padding: 24px 0 !important; }
  .adv-item:not(:last-child) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .offices-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .cat-grid { grid-template-columns: 1fr; }
  .service-cols { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-card { border-right: none; border-bottom: 1px solid var(--border-light); }
  .stat-card:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ============================================
   2026-09-01 增补：logo / 团队轮播 / 办事处
   ============================================ */

/* 导航 logo 图片 */
.nav-logo-img { height: 40px; width: auto; display: block; }
@media (max-width: 900px){ .nav-logo-img { height: 34px; } }

/* Hero 大 logo */
.hero-logo { max-width: 340px; width: 46%; height: auto; margin: 0 auto 28px; display: block; filter: drop-shadow(0 4px 18px rgba(0,0,0,.25)); }
@media (max-width: 700px){ .hero-logo { max-width: 220px; width: 64%; margin-bottom: 18px; } }
.hero-inner { text-align: center; }
.hero-inner > div { max-width: 900px; margin: 0 auto; }
.hero .hero-badges { justify-content: center; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 26px; }
.hero-badge { display: inline-block; background: rgba(255,255,255,.08); border: 1px solid rgba(201,168,76,.45); border-radius: 999px; padding: 8px 18px; font-size: 13px; letter-spacing: .3px; color: #fff; }
.hero-ctas { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-ctas .cta-btn { margin: 0; }
.hero .lead { max-width: 780px; margin: 18px auto 0; line-height: 1.75; }

/* 按钮次要样式 */
.cta-btn.ghost { background: transparent; border: 1.5px solid var(--gold); color: var(--gold); }
.cta-btn.ghost:hover { background: var(--gold); color: var(--navy-900); }

/* 团队卡片轮播 */
.team-carousel {
  position: relative; margin-top: 40px; overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
          mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.team-track {
  display: flex; width: max-content;
  /* 轮播由 JS requestAnimationFrame 驱动，不受 prefers-reduced-motion 影响 */
  will-change: transform;
  padding: 18px 0 26px;
}
.team-card {
  flex: 0 0 300px; margin-right: 22px; background: var(--white); border: 1px solid #E4EAF2; border-radius: 14px;
  padding: 24px 24px 20px; text-decoration: none; color: inherit;
  box-shadow: 0 8px 24px rgba(10,37,64,.06);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.team-card:hover { transform: translateY(-6px) scale(1.03); box-shadow: 0 16px 36px rgba(10,37,64,.14); border-color: var(--gold); text-decoration: none; }
.tc-top { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.tc-avatar {
  width: 52px; height: 52px; flex: 0 0 52px; border-radius: 50%;
  background: linear-gradient(140deg, var(--navy-800), var(--navy-700));
  color: #fff; font-size: 22px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.tc-name { margin: 0; font-size: 17px; font-weight: 800; color: var(--navy-900); }
.tc-role { margin: 2px 0 0; font-size: 12.5px; font-weight: 600; color: var(--gold); letter-spacing: .4px; text-transform: uppercase; }
.team-card .tc-line { display: flex; align-items: center; gap: 9px; font-size: 13.5px; color: #33475b; margin: 9px 0; white-space: nowrap; overflow: hidden; }
.team-card .tc-line > span { overflow: hidden; text-overflow: ellipsis; }
.team-card .tc-line svg { width: 16px; height: 16px; flex: 0 0 16px; fill: var(--navy-700); }
.tc-mailbtn { display: inline-block; margin-top: 10px; background: var(--navy-900); color: #fff; font-size: 13px; font-weight: 600; padding: 8px 18px; border-radius: 999px; }
.team-card:hover .tc-mailbtn { background: var(--gold); color: var(--navy-900); }

/* 办事处城市卡片 */
.offices-cities { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.office-city { background: var(--white); border: 1px solid #E4EAF2; border-top: 3px solid var(--gold); border-radius: 10px; padding: 22px 14px; text-align: center; }
.office-city svg { width: 30px; height: 30px; fill: var(--navy-700); margin-bottom: 10px; }
.office-city h4 { margin: 0; font-size: 17px; font-weight: 800; color: var(--navy-900); }
.office-city p { margin: 4px 0 0; font-size: 12.5px; color: #6b7c93; letter-spacing: .3px; }
@media (max-width: 800px){ .offices-cities { grid-template-columns: repeat(2, 1fr); } }

/* 工作时间提示条 */
.hours-banner {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: linear-gradient(135deg, var(--navy-900), var(--navy-800));
  color: #fff; border-radius: 14px; padding: 22px 28px; margin-top: 8px;
}
.hours-banner .hb-icon { font-size: 30px; }
.hours-banner h3 { margin: 0; font-size: 18px; color: var(--gold); font-weight: 800; }
.hours-banner p { margin: 4px 0 0; font-size: 14px; opacity: .92; }

/* Why TUS 卡片英文标签行 */
.adv-tag { font-size: 12px; font-weight: 800; letter-spacing: 1.2px; color: var(--gold); text-transform: uppercase; margin-bottom: 8px; display: block; }

/* 服务要点清单（英文站默认） */
.svc-points { list-style: none; padding: 0; margin: 18px 0 0; }
.svc-points li { position: relative; padding: 9px 0 9px 30px; border-bottom: 1px dashed #E4EAF2; font-size: 14.5px; color: #33475b; line-height: 1.55; }
.svc-points li:last-child { border-bottom: 0; }
.svc-points li::before { content: ""; position: absolute; left: 4px; top: 16px; width: 9px; height: 9px; border-radius: 2px; background: var(--gold); transform: rotate(45deg); }

/* 服务双栏（agency/repair） */
.svc-twocol { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 26px; }
.svc-twocol > div { background: var(--mist); border-radius: 12px; padding: 26px; }
.svc-twocol h3 { font-size: 17px; font-weight: 800; color: var(--navy-900); margin: 0 0 6px; }
@media (max-width: 800px){ .svc-twocol { grid-template-columns: 1fr; } }

/* 统计数字修正样式 */
.stat-num small { font-size: .42em; font-weight: 700; vertical-align: super; color: var(--gold); }