/* ============================================================
   GREENLINE LOGISTICS — Professional Edition
   国际货运代理 · 全局样式
   ============================================================ */

/* ---- Design Tokens ---- */
:root {
  /* Brand — 与 greenlineint.com 一致的浅色米棕 + 金点缀结构 */
  --brown-900: #3A261B;   /* 深棕主色 / 深色区块 / 页脚 */
  --brown-800: #F7F3ED;   /* 米色页底 */
  --brown-700: #EFE7D8;   /* 浅米交替区块 */
  --brown-600: #6B4F3C;   /* 中棕（输入框聚焦边框等） */
  --brown-500: #9B7356;
  --brown-400: #A88C6C;
  --brown-300: #C9A66B;   /* 金 */
  --brown-200: #E0CDB8;   /* 浅米边线 */
  --brown-100: #FBF6EE;   /* 米白（表单/卡片底） */

  --accent: #C9A66B;          /* Gold accent（与 greenlineint 一致） */
  --accent-light: #D9C7A8;
  --accent-dark: #B8945A;

  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --blue-glow: rgba(59,130,246,.18);

  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;

  /* Text — 浅底深字 */
  --text-primary: #2C1E15;     /* 深棕正文 */
  --text-secondary: #4A3A2E;
  --text-muted: #6D5A4D;
  --text-dim: #9A8B79;

  /* Surfaces — 浅色体系：白卡片 / 米色层 */
  --surface-dark: rgba(255,255,255,.7);
  --surface-card: #FFFFFF;
  --surface-hover: #FBF6EE;
  --border-subtle: rgba(58,38,27,.12);
  --border-accent: rgba(201,166,107,.45);

  /* Shadows — 浅底用柔和深棕阴影 */
  --shadow-sm: 0 1px 3px rgba(58,38,27,.08), 0 1px 2px rgba(58,38,27,.06);
  --shadow-md: 0 4px 12px rgba(58,38,27,.10), 0 2px 4px rgba(58,38,27,.06);
  --shadow-lg: 0 10px 30px rgba(58,38,27,.12), 0 4px 12px rgba(58,38,27,.08);
  --shadow-xl: 0 20px 50px rgba(58,38,27,.14), 0 8px 20px rgba(58,38,27,.08);
  --shadow-glow: 0 0 20px rgba(201,166,107,.20);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --ease-out: cubic-bezier(.25,.46,.45,.94);
  --ease-spring: cubic-bezier(.34,1.56,.64,1);

  font-size: 16px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0 }
body, input, button, textarea, select { font-family: "Inter", -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: "Inter", -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  background: var(--brown-800);
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 15px;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease-out) }
a:hover { color: var(--accent) }

::selection {
  background: var(--accent);
  color: var(--brown-900);
}

/* ============================================================
   LANGUAGE SWITCH (in nav bar)
   ============================================================ */
.lang-switch {
  cursor: pointer;
  padding: 3px 12px;
  border-radius: 20px;
  border: 1px solid var(--border-subtle);
  transition: all .25s var(--ease-out);
}
.lang-switch:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: rgba(212,168,83,.08);
}

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.header {
  background: linear-gradient(180deg, var(--brown-700) 0%, var(--brown-800) 100%);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,.2);
}
.header-inner {
  max-width:1480px;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

/* Logo */
.logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 3px;
  text-transform: uppercase;
  position: relative;
  white-space: nowrap;
}
.logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 36px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}

/* Nav */
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav a {
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  letter-spacing: .4px;
  text-transform: uppercase;
  padding: 9px 17px;
  border-radius: var(--radius-sm);
  transition: all .25s var(--ease-out);
  position: relative;
  white-space: nowrap;
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 18px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transition: transform .25s var(--ease-out);
}
.nav a:hover {
  color: var(--text-primary);
  background: var(--surface-hover);
}
.nav a:hover::after { transform: translateX(-50%) scaleX(1); }
.nav a.active {
  color: var(--accent);
  background: rgba(212,168,83,.1);
}
.nav a.active::after { transform: translateX(-50%) scaleX(1); }

/* Vertical divider between nav items */
.nav a + a:not(.nav-track) {
  border-left: 1px solid rgba(58,38,27,.18);
}

/* Track Order nav item */
.nav a.nav-track {
  color: #d4a853;
  background: linear-gradient(135deg, rgba(212,168,83,.20), rgba(212,168,83,.06));
  border: 1px solid rgba(212,168,83,.45);
  border-radius: 20px;
  padding: 7px 16px !important;
  font-weight: 700;
}
.nav a.nav-track::after { display: none; }
.nav a.nav-track:hover { background: #d4a853; color: #2a1a10; }

/* Search */
.nav-right { display: flex; align-items: center; gap: 14px }
.search-box {
  display: flex;
  align-items: center;
  background: var(--surface-dark);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s;
}
.search-box:focus-within {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}
.search-box input {
  padding: 7px 14px;
  border: none;
  background: transparent;
  font-size: 13px;
  width: 170px;
  outline: none;
  color: var(--text-primary);
}
.search-box input::placeholder { color: var(--text-dim) }
.search-box button {
  padding: 7px 15px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  transition: color .2s;
}
.search-box button:hover { color: var(--accent) }

/* Mobile menu toggle (hidden on desktop) */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
  padding: 6px;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
  background: var(--brown-900);
}
.hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  filter: saturate(1.05) brightness(1.03);
  transition: transform 8s var(--ease-out), opacity .6s;
}
.hero:hover img { opacity: .95; transform: scale(1.02); }

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(180deg,
      rgba(44,24,16,.30) 0%,
      rgba(44,24,16,.10) 40%,
      rgba(44,24,16,.18) 80%,
      rgba(44,24,16,.52) 100%
    );
  text-align: center;
  padding: 0 24px;
}
.hero-overlay h1 {
  font-size: 48px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
  text-shadow: 0 3px 20px rgba(0,0,0,.5);
  animation: heroFadeUp .8s var(--ease-out) both;
}
.hero-overlay p {
  font-size: 19px;
  color: var(--brown-300);
  font-weight: 400;
  letter-spacing: 1.5px;
  text-shadow: 0 2px 12px rgba(0,0,0,.4);
  animation: heroFadeUp .8s var(--ease-out) .15s both;
}
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}


/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}
.section {
  padding: 72px 0;
  position: relative;
}
.section-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 36px;
  letter-spacing: .5px;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
}

/* ============================================================
   CARD GRIDS — Core Advantages & Service Items
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.card-img {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 200px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform .4s var(--ease-spring), box-shadow .4s;
}
.card-img:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease-out), filter .4s;
}
.card-img:hover img {
  transform: scale(1.08);
  filter: brightness(1.05);
}
.card-img .label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 14px 16px;
  background: linear-gradient(transparent, rgba(0,0,0,.82));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .3px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
/* Card overlay icon hint */
.card-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 50%, rgba(212,168,83,.12) 100%);
  opacity: 0;
  transition: opacity .35s;
  z-index: 1;
  pointer-events: none;
}
.card-img:hover::before { opacity: 1; }

/* ============================================================
   FULL-WIDTH BANNER
   ============================================================ */
.full-banner {
  width: 100%;
  height: 240px;
  position: relative;
  overflow: hidden;
}
.full-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.65) saturate(.85);
}
.full-banner .banner-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 2;
}
.full-banner .banner-text h2 {
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 3px 16px rgba(0,0,0,.55);
  letter-spacing: 1px;
}
.full-banner .banner-text p {
  font-size: 16px;
  color: var(--brown-300);
  margin-top: 8px;
  text-shadow: 0 2px 10px rgba(0,0,0,.4);
}

/* ============================================================
   PAGE HERO (sub-pages)
   ============================================================ */
.page-hero {
  width: 100%;
  height: 400px;
  overflow: hidden;
  position: relative;
}
.page-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.6) saturate(.9);
}
.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(44,24,16,.3) 0%,
    transparent 30%,
    transparent 60%,
    rgba(44,24,16,.6) 100%
  );
  pointer-events: none;
}

/* ============================================================
   TEXT CONTENT
   ============================================================ */
.text-block {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 900px;
}
.text-block p {
  margin-bottom: 16px;
  text-align: justify;
}
.text-block p:last-child { margin-bottom: 0 }

/* ============================================================
   THREE-COLUMN LAYOUT (Service Zones)
   ============================================================ */
.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 32px;
}
.col-card {
  background: linear-gradient(145deg, var(--surface-card), var(--surface-dark));
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--border-subtle);
  transition: transform .35s var(--ease-out), box-shadow .35s, border-color .35s;
  position: relative;
  overflow: hidden;
}
.col-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  opacity: 0;
  transition: opacity .35s;
}
.col-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-accent);
}
.col-card:hover::before { opacity: 1; }
.col-card img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  background: #f3ece1;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  padding: 6px;
}
.col-card h3 {
  color: var(--text-primary);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: .3px;
}
.col-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ============================================================
   SERVICE CARDS (Service page)
   ============================================================ */
.service-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 28px;
}
.service-card {
  display: flex;
  gap: 20px;
  background: linear-gradient(145deg, var(--surface-card), var(--surface-dark));
  border-radius: var(--radius-lg);
  padding: 22px;
  border: 1px solid var(--border-subtle);
  transition: all .35s var(--ease-out);
  align-items: flex-start;
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-accent);
}
.service-card img {
  width: 150px;
  height: 110px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.service-card h3 {
  color: var(--text-primary);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: .2px;
}
.service-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.75;
}

/* ============================================================
   ABOUT PAGE LAYOUT
   ============================================================ */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 36px;
  margin-top: 24px;
}
.about-pics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.about-pics img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform .3s, box-shadow .3s;
}
.about-pics img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--brown-900);
  border-top: 1px solid var(--border-subtle);
  padding: 48px 28px 28px;
  margin-top: 0;
  position: relative;
  color: rgba(255,255,255,.72);
}
.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.footer-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 36px;
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.footer-col p {
  font-size: 13.5px;
  color: rgba(255,255,255,.6);
  margin-bottom: 8px;
  line-height: 1.8;
  transition: color .2s;
}
.footer-col a:hover p { color: var(--accent) }
.footer-bottom {
  text-align: center;
  padding-top: 24px;
  margin-top: 28px;
  border-top: 1px solid var(--border-subtle);
  font-size: 12.5px;
  color: rgba(255,255,255,.45);
  letter-spacing: .5px;
}

/* ============================================================
   MASCOT
   ============================================================ */
.mascot {
  width: 52px;
  height: 52px;
  position: fixed;
  left: 16px;
  bottom: 70px;
  z-index: 90;
  opacity: .75;
  transition: opacity .3s, transform .3s;
  cursor: pointer;
}
.mascot:hover {
  opacity: 1;
  transform: scale(1.1) rotate(5deg);
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-top {
  position: fixed;
  right: 20px;
  bottom: 24px;
  width: 42px;
  height: 42px;
  background: var(--brown-600);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 16px;
  z-index: 90;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-md);
  transition: all .3s var(--ease-out);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
}
.back-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-top:hover {
  background: var(--accent);
  color: var(--brown-900);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-2px);
}

/* ============================================================
   CARGO TRACKING MODULE
   ============================================================ */
.track-section {
  background: linear-gradient(145deg, var(--surface-card), rgba(58,38,27,.03));
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  margin: 36px 0;
  border: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}
.track-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--accent), var(--blue));
}
.track-section h2 {
  color: var(--text-primary);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 6px;
  text-align: center;
  letter-spacing: .5px;
}
.track-sub {
  color: var(--text-muted);
  font-size: 13.5px;
  text-align: center;
  margin-bottom: 28px;
  letter-spacing: .2px;
}
.track-row {
  display: flex;
  gap: 10px;
  max-width: 580px;
  margin: 0 auto;
}
.track-row input {
  flex: 1;
  padding: 14px 20px;
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: rgba(58,38,27,.04);
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: border-color .25s, box-shadow .25s, background .25s;
  letter-spacing: .3px;
}
.track-row input::placeholder { color: var(--text-dim) }
.track-row input:focus {
  border-color: var(--accent);
  background: rgba(58,38,27,.06);
  box-shadow: 0 0 0 3px rgba(212,168,83,.12);
}
.track-row button {
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: .5px;
  transition: all .3s var(--ease-out);
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(59,130,246,.3);
}
.track-row button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(59,130,246,.4);
  filter: brightness(1.08);
}
.track-row button:active { transform: translateY(0) }
.track-hint {
  color: var(--text-dim);
  font-size: 12px;
  text-align: center;
  margin-top: 12px;
  letter-spacing: .2px;
}

/* Result card */
.track-result {
  margin-top: 22px;
  display: none;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}
.track-result.show {
  display: block;
  animation: resultSlide .4s var(--ease-out);
}
@keyframes resultSlide {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.track-res-code {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 10px;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.track-res-code b {
  color: var(--accent);
  font-size: 16px;
  font-weight: 700;
}
.track-res-info {
  background: var(--surface-dark);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  font-size: 14.5px;
  color: var(--text-secondary);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.8;
  position: relative;
}
.track-res-info::before {
  content: '📋';
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--brown-800);
  padding: 0 8px;
  font-size: 14px;
}
.track-res-time {
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-dim);
  text-align: right;
}
.track-notfound {
  margin-top: 18px;
  display: none;
  background: rgba(251,191,36,.08);
  border: 1px solid rgba(251,191,36,.25);
  color: var(--warning);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  text-align: center;
  font-size: 14px;
}
.track-notfound.show { display: block; animation: resultSlide .4s var(--ease-out) }

/* Tracking Timeline (chain-style) */
.track-timeline { margin-top: 20px; }
.tl-head {
  font-size: 14px; font-weight: 700; color: var(--accent);
  margin-bottom: 16px; letter-spacing: .5px; text-align: left; padding-left: 4px;
}
.tl-list { list-style: none; position: relative; margin: 0; padding: 0; }
.tl-item { position: relative; padding: 0 0 24px 30px; }
.tl-item::before {
  content: ''; position: absolute; left: 7px; top: 8px; bottom: -6px;
  width: 2px; background: var(--border-subtle);
}
.tl-item:last-child::before { display: none; }
.tl-dot {
  position: absolute; left: 1px; top: 4px; width: 14px; height: 14px;
  border-radius: 50%; background: var(--surface-dark);
  border: 2px solid var(--border-subtle); box-sizing: border-box;
}
.tl-item.tl-now .tl-dot {
  background: var(--accent); border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(212,168,83,.18);
}
.tl-body { }
.tl-date { font-size: 12px; color: var(--text-dim); letter-spacing: .4px; }
.tl-status { font-size: 15px; font-weight: 600; color: var(--text-primary); margin: 2px 0 4px; }
.tl-item.tl-now .tl-status { color: var(--accent); }
.tl-meta { font-size: 13px; color: var(--text-secondary); line-height: 1.65; }

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   DIVIDER
   ============================================================ */
.divider {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
  margin: 20px auto 0;
}

/* ============================================================
   SEARCH OVERLAY (Real On-Page Search)
   ============================================================ */
.search-overlay {
  position: fixed; inset: 0;
  background: rgba(44,24,16,.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  animation: overlayIn .25s var(--ease-out);
}
@keyframes overlayIn { from{opacity:0} to{opacity:1} }
.search-overlay-inner {
  width: min(720px, 92vw);
  background: var(--brown-800);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
}
.search-overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: .5px;
}
.search-close {
  background: none; border: none;
  color: var(--text-muted); font-size: 24px;
  cursor: pointer; padding: 0 4px;
  line-height: 1; transition: color .2s;
}
.search-close:hover { color: var(--danger); }
.search-results-body {
  overflow-y: auto; padding: 12px 0;
  flex: 1;
}
.search-result-item {
  padding: 14px 24px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
  border-bottom: 1px solid rgba(58,38,27,.08);
  transition: background .2s;
  cursor: default;
}
.search-result-item:hover { background: var(--surface-hover); }
.search-result-item mark {
  background: rgba(212,168,83,.3);
  color: var(--accent-light);
  padding: 1px 3px;
  border-radius: 3px;
  font-weight: 600;
}
.search-empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .hero { height: 420px; }
  .hero-overlay h1 { font-size: 36px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--brown-800);
    flex-direction: column;
    padding: 12px 20px;
    gap: 2px;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 16px; border-radius: var(--radius-sm); border-left: none; }
  .enq-sidebar { display: none !important; }

  .header-inner { height: auto; padding: 12px 20px; flex-wrap: wrap; gap: 8px; }
  .search-box input { width: 140px; }

  .three-col { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .about-layout { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }

  .hero { height: 340px; }
  .hero-overlay h1 { font-size: 28px; letter-spacing: 1.5px; }
  .hero-overlay p { font-size: 15px; }
  .page-hero { height: 260px; }
  .full-banner { height: 180px; }
  .full-banner .banner-text h2 { font-size: 22px; }

  .section { padding: 48px 0; }
  .section-title { font-size: 24px; }
  .track-section { padding: 32px 20px; }
}

  .search-overlay { padding-top: 80px; }
  .search-overlay-inner { width: min(560px, 94vw); max-height: 60vh; }
  .search-result-item { padding: 12px 18px; font-size: 13px; }

@media (max-width: 480px) {
  .card-grid { grid-template-columns: 1fr; gap: 16px; }
  .card-img { height: 160px; }
  .logo { font-size: 16px; letter-spacing: 1.5px; }
  .track-row { flex-direction: column; }
  .track-row button { width: 100%; }
  body { font-size: 14px; }
  .container { padding: 0 16px; }
  .section { padding: 36px 0; }

  /* Floating QR Sidebar — hide on very small screens */
  .qr-sidebar { display: none !important; }
}

/* ============================================================
   Floating QR Sidebar — Fixed Right Panel (WhatsApp + WeChat)
   ============================================================ */
.qr-sidebar {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-family: "Inter", -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
}
.qr-sidebar * { font-family: inherit; }

/* Toggle tab — always visible strip on right edge */
.qr-sidebar-toggle {
  writing-mode: vertical-lr;
  text-orientation: mixed;
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  color: #fff;
  border: none;
  border-radius: 8px 0 0 8px;
  padding: 18px 8px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 2px;
  white-space: nowrap;
  box-shadow: -3px 0 12px rgba(0,0,0,.15);
  transition: background .25s, transform .25s;
}
.qr-sidebar-toggle:hover {
  background: linear-gradient(180deg, var(--accent-dark), var(--brown-900));
  transform: translateX(-2px);
}

/* Panel container */
.qr-sidebar-panel {
  position: absolute;
  right: 44px;
  top: 50%;
  transform: translateY(-50%) translateX(12px);
  background: #fff;
  border-radius: 16px 0 0 16px;
  box-shadow: -4px 0 24px rgba(0,0,0,.18), 0 0 1px rgba(0,0,0,.08);
  padding: 20px 16px 16px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform .3s cubic-bezier(.22,1,.36,1), opacity .3s, visibility .3s;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 170px;
}
.qr-sidebar.open .qr-sidebar-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0);
}

/* Individual QR card inside panel */
.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.qr-card img {
  width: 140px;
  height: auto;
  border-radius: 10px;
  border: 1.5px solid var(--brown-200, #e0cdb8);
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.qr-card img:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(212,168,83,.25);
}
.qr-card span {
  font-size: 12px;
  color: var(--brown-600);
  font-weight: 500;
  letter-spacing: .5px;
}

/* Divider between two QR cards */
.qr-divider {
  width: 70%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--brown-300), transparent);
}

/* ============================================================
   Left Enquiry Sidebar — Fixed Left Panel (Get a Quote)
   ============================================================ */
.enq-sidebar {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-family: "Inter", -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
}
.enq-sidebar * { font-family: inherit; }

.enq-sidebar-toggle {
  writing-mode: vertical-lr;
  text-orientation: mixed;
  background: linear-gradient(180deg, var(--brown-600), var(--brown-900));
  color: #fff;
  border: none;
  border-radius: 0 8px 8px 0;
  padding: 18px 8px;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 2px;
  white-space: nowrap;
  box-shadow: 3px 0 12px rgba(0,0,0,.15);
  transition: background .25s, transform .25s;
}
.enq-sidebar-toggle:hover {
  background: linear-gradient(180deg, var(--accent), var(--accent-dark));
  transform: translateX(2px);
}

.enq-sidebar-panel {
  position: absolute;
  left: 44px;
  top: 50%;
  transform: translateY(-50%) translateX(-12px);
  background: #fff;
  border-radius: 0 16px 16px 0;
  box-shadow: 4px 0 24px rgba(0,0,0,.18), 0 0 1px rgba(0,0,0,.08);
  padding: 20px 18px 16px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform .3s cubic-bezier(.22,1,.36,1), opacity .3s, visibility .3s;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 210px;
}
.enq-sidebar.open .enq-sidebar-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0);
}
.enq-cta {
  display: block;
  text-align: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff !important;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .5px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(212,168,83,.35);
  transition: filter .2s, transform .2s;
}
.enq-cta:hover { filter: brightness(1.06); transform: translateY(-1px); color: #fff !important; }
.enq-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 4px;
  border-radius: var(--radius-sm);
  transition: background .2s, color .2s;
}
.enq-row:hover { background: var(--surface-hover); color: var(--accent); }