/* 全国总站 v02 · 独立视觉（v01 备份见 national_v01.css） */
.national-page {
  --nat-gold: #d4a853;
  --nat-gold-light: #f8edd4;
  --nat-gold-glow: rgba(212, 168, 83, 0.45);
  --nat-navy: #0b1528;
  --nat-navy-mid: #162544;
  --nat-ink: #1c2230;
  --nat-muted: #64748b;
  --nat-paper: rgba(255, 253, 248, 0.88);
  --nat-line: rgba(226, 214, 192, 0.75);
  --nat-shadow: 0 20px 50px rgba(11, 21, 40, 0.08);
  background: #f5f0e8;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* 背景装饰 */
.national-page .nat-bg-decor {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.national-page .nat-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: nat-blob-drift 18s ease-in-out infinite;
}

.national-page .nat-blob-1 {
  width: 480px;
  height: 480px;
  background: rgba(212, 168, 83, 0.18);
  top: -120px;
  left: -80px;
}

.national-page .nat-blob-2 {
  width: 360px;
  height: 360px;
  background: rgba(22, 37, 68, 0.12);
  top: 30%;
  right: -100px;
  animation-delay: -6s;
}

.national-page .nat-blob-3 {
  width: 300px;
  height: 300px;
  background: rgba(212, 168, 83, 0.1);
  bottom: 10%;
  left: 20%;
  animation-delay: -12s;
}

@keyframes nat-blob-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

.national-page .topbar,
.national-page .header,
.national-page .main {
  position: relative;
  z-index: 1;
}

.national-page .topbar {
  background: linear-gradient(90deg, #060d18 0%, var(--nat-navy) 100%);
  border-bottom: 1px solid rgba(212, 168, 83, 0.12);
}

.national-page .header {
  background: rgba(255, 253, 248, 0.78);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--nat-line);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 8px 32px rgba(11, 21, 40, 0.05);
}

.national-page .header-main { padding: 14px 0; }

.national-page .nat-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 280px;
}

.national-page .nat-mark {
  width: 54px;
  height: 54px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--nat-navy) 0%, #243d66 100%);
  box-shadow: 0 10px 28px rgba(11, 21, 40, 0.25), 0 0 0 1px rgba(212, 168, 83, 0.2) inset;
  position: relative;
}

.national-page .nat-mark::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 19px;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.4), transparent 60%);
  z-index: -1;
  opacity: 0.6;
}

.national-page .nat-mark span {
  color: var(--nat-gold-light);
  font-size: 24px;
  font-weight: 800;
}

.national-page .logo h1 {
  font-size: 23px;
  font-weight: 800;
  letter-spacing: -0.3px;
  background: linear-gradient(135deg, var(--nat-navy) 20%, #3d5a80 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.national-page .logo p {
  margin-top: 3px;
  font-size: 12px;
  color: var(--nat-muted);
}

.national-page .nat-search { flex: 1; min-width: 0; }

.national-page .nat-search-form {
  display: flex;
  align-items: center;
  height: 50px;
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--nat-shadow), 0 0 0 1px rgba(11, 21, 40, 0.06);
  position: relative;
}

.national-page .nat-search-ico {
  position: absolute;
  left: 14px;
  width: 20px;
  height: 20px;
  color: var(--nat-muted);
  pointer-events: none;
  z-index: 1;
}

.national-page .nat-search-ico svg { width: 100%; height: 100%; }

.national-page .nat-search-form input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 0 16px 0 44px;
  font-size: 14px;
  outline: none;
  height: 100%;
}

.national-page .nat-search-form button {
  width: 118px;
  height: 100%;
  border: 0;
  background: linear-gradient(135deg, var(--nat-gold) 0%, #b8892e 100%);
  color: var(--nat-navy);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: filter 0.2s;
}

.national-page .nat-search-form button:hover { filter: brightness(1.06); }

.national-page .nat-hot {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.national-page .nat-hot label {
  font-size: 11px;
  color: var(--nat-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.national-page .nat-hot a,
.national-page .nat-empty-hint {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 13px;
}

.national-page .nat-hot a {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--nat-line);
  color: var(--nat-ink);
  backdrop-filter: blur(8px);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.national-page .nat-hot a:hover {
  background: var(--nat-navy);
  border-color: var(--nat-navy);
  color: var(--nat-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(11, 21, 40, 0.15);
}

.national-page .nat-empty-hint { color: var(--nat-muted); }

/* 滚动入场 */
.national-page .nat-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  transition-delay: var(--nat-delay, 0s);
}

.national-page .nat-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Masthead */
.national-page .nat-masthead {
  padding: 36px 0 48px;
}

.national-page .nat-masthead-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  align-items: center;
}

.national-page .nat-masthead-card {
  padding: 32px 28px;
  background: var(--nat-paper);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 24px;
  box-shadow: var(--nat-shadow), 0 0 0 1px rgba(11, 21, 40, 0.04);
}

.national-page .nat-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(212, 168, 83, 0.18), rgba(212, 168, 83, 0.08));
  border: 1px solid rgba(212, 168, 83, 0.35);
  font-size: 12px;
  font-weight: 700;
  color: #8a6d2e;
  letter-spacing: 0.3px;
}

.national-page .nat-eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--nat-gold);
  box-shadow: 0 0 8px var(--nat-gold-glow);
  animation: nat-pulse 2.5s ease-in-out infinite;
}

@keyframes nat-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.national-page .nat-masthead h2 {
  margin-top: 18px;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.12;
  font-weight: 800;
  color: var(--nat-navy);
  letter-spacing: -1px;
}

.national-page .nat-masthead h2 em {
  font-style: normal;
  background: linear-gradient(135deg, #c49a3d 0%, #e8c878 50%, #b8862e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.national-page .nat-lead {
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.9;
  color: #475569;
}

.national-page .nat-actions {
  margin-top: 26px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.national-page .nat-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 26px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 700;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.national-page .nat-btn svg { width: 18px; height: 18px; }

.national-page .nat-btn-gold {
  background: linear-gradient(135deg, #e8c878 0%, var(--nat-gold) 50%, #b8892e 100%);
  color: var(--nat-navy);
  box-shadow: 0 10px 30px var(--nat-gold-glow);
}

.national-page .nat-btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px var(--nat-gold-glow);
}

.national-page .nat-btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  border: 2px solid rgba(11, 21, 40, 0.12);
  color: var(--nat-navy);
  backdrop-filter: blur(8px);
}

.national-page .nat-btn-ghost:hover {
  background: var(--nat-navy);
  border-color: var(--nat-navy);
  color: #fff;
}

.national-page .nat-stats {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.national-page .nat-stat-card {
  padding: 16px 14px;
  text-align: center;
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  box-shadow: 0 4px 16px rgba(11, 21, 40, 0.04);
  transition: transform 0.25s;
}

.national-page .nat-stat-card:hover { transform: translateY(-2px); }

.national-page .nat-stat-card b {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--nat-navy);
  line-height: 1;
  background: linear-gradient(180deg, var(--nat-navy), #3d5a80);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.national-page .nat-stat-card span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--nat-muted);
}

/* Visual orbit */
.national-page .nat-visual {
  position: relative;
  min-height: 420px;
}

.national-page .nat-orbit {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.national-page .nat-orbit-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.25) 0%, transparent 70%);
  animation: nat-glow-pulse 4s ease-in-out infinite;
}

@keyframes nat-glow-pulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

.national-page .nat-orbit-ring {
  position: absolute;
  border: 1px solid rgba(212, 168, 83, 0.2);
  border-radius: 50%;
  animation: nat-spin 80s linear infinite;
}

.national-page .nat-orbit-ring:nth-child(2) { width: 300px; height: 300px; }
.national-page .nat-orbit-ring:nth-child(3) { width: 240px; height: 240px; animation-direction: reverse; animation-duration: 60s; }
.national-page .nat-orbit-ring:nth-child(4) { width: 180px; height: 180px; animation-duration: 40s; border-style: dashed; }

@keyframes nat-spin { to { transform: rotate(360deg); } }

.national-page .nat-hub {
  position: relative;
  z-index: 3;
  width: 108px;
  height: 108px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--nat-navy) 0%, #2a4570 100%);
  box-shadow: 0 20px 60px rgba(11, 21, 40, 0.3), 0 0 0 4px rgba(212, 168, 83, 0.2);
}

.national-page .nat-hub span {
  color: var(--nat-gold-light);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 2px;
}

.national-page .nat-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 2;
  animation: nat-float 5s ease-in-out infinite;
  animation-delay: var(--nat-delay, 0s);
  transition: transform 0.25s;
}

.national-page .nat-node:hover { transform: scale(1.08); animation-play-state: paused; }

@keyframes nat-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.national-page .nat-node-dot {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--node-fill, #fff);
  border: 2px solid var(--node-ink, var(--nat-gold));
  font-size: 17px;
  font-weight: 800;
  color: var(--node-ink, var(--nat-navy));
  box-shadow: 0 8px 24px rgba(11, 21, 40, 0.12);
}

.national-page .nat-node > span:last-child {
  font-size: 11px;
  color: var(--node-ink, var(--nat-muted));
  font-weight: 600;
  white-space: nowrap;
}

/* Steps */
.national-page .nat-steps-wrap { margin-bottom: 24px; }

.national-page .nat-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  position: relative;
}

.national-page .nat-steps::before {
  content: "";
  position: absolute;
  top: 38px;
  left: 16%;
  right: 16%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0.4), transparent);
  z-index: 0;
}

.national-page .nat-step {
  padding: 28px 22px 26px;
  background: var(--nat-paper);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 20px;
  position: relative;
  overflow: hidden;
  z-index: 1;
  transition: transform 0.3s, box-shadow 0.3s;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.national-page .nat-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--nat-shadow);
}

.national-page .nat-step::before {
  content: attr(data-step);
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 52px;
  font-weight: 900;
  color: rgba(212, 168, 83, 0.1);
  line-height: 1;
}

.national-page .nat-step-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--nat-navy) 0%, #2a4570 100%);
  color: var(--nat-gold-light);
  margin: 0 auto;
}

.national-page .nat-step-icon svg { width: 28px; height: 28px; }

.national-page .nat-step h4 {
  margin-top: 18px;
  font-size: 20px;
  color: var(--nat-navy);
  font-weight: 800;
}

.national-page .nat-step p {
  margin-top: 10px;
  font-size: 15px;
  color: var(--nat-muted);
  line-height: 1.75;
  max-width: 28em;
}

/* Sections */
.national-page .nat-section { margin-bottom: 24px; }

.national-page .nat-section-hd {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding: 0 4px;
}

.national-page .nat-section-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--nat-gold);
  margin-bottom: 6px;
}

.national-page .nat-section-tag.light { color: rgba(255, 255, 255, 0.55); }

.national-page .nat-section-hd h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--nat-navy);
  letter-spacing: -0.5px;
}

.national-page .nat-section-hd p {
  font-size: 13px;
  color: var(--nat-muted);
  max-width: 340px;
  text-align: right;
  line-height: 1.7;
}

/* Services */
.national-page .nat-service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.national-page .nat-service {
  padding: 26px 18px 24px;
  background: var(--nat-paper);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 18px;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.national-page .nat-service::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--nat-gold), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.national-page .nat-service:hover {
  transform: translateY(-4px);
  box-shadow: var(--nat-shadow);
  border-color: rgba(212, 168, 83, 0.35);
}

.national-page .nat-service:hover::before { opacity: 1; }

.national-page .nat-service-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  margin: 0 auto 16px;
  color: var(--nat-navy);
}

.national-page .nat-service-icon svg { width: 30px; height: 30px; }

.national-page .nat-service:nth-child(1) .nat-service-icon { background: linear-gradient(135deg, #fef9c3, #fde047); }
.national-page .nat-service:nth-child(2) .nat-service-icon { background: linear-gradient(135deg, #dbeafe, #60a5fa); }
.national-page .nat-service:nth-child(3) .nat-service-icon { background: linear-gradient(135deg, #d1fae5, #34d399); }
.national-page .nat-service:nth-child(4) .nat-service-icon { background: linear-gradient(135deg, #fce7f3, #f472b6); }
.national-page .nat-service:nth-child(5) .nat-service-icon { background: linear-gradient(135deg, #e0e7ff, #818cf8); }
.national-page .nat-service:nth-child(6) .nat-service-icon { background: linear-gradient(135deg, #ffedd5, #fb923c); }
.national-page .nat-service:nth-child(7) .nat-service-icon { background: linear-gradient(135deg, #ccfbf1, #2dd4bf); }
.national-page .nat-service:nth-child(8) .nat-service-icon { background: linear-gradient(135deg, #f3e8ff, #a78bfa); }

.national-page .nat-service h4 {
  font-size: 18px;
  font-weight: 800;
  color: var(--nat-navy);
}

.national-page .nat-service p {
  margin-top: 8px;
  font-size: 14px;
  color: var(--nat-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* City picker */
.national-page .nat-picker {
  background: var(--nat-paper);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--nat-shadow);
}

.national-page .nat-picker-top {
  padding: 28px 28px 22px;
  background: linear-gradient(135deg, var(--nat-navy) 0%, #1e3358 50%, #2a4570 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.national-page .nat-picker-top::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.15), transparent 70%);
  top: -120px;
  right: -60px;
}

.national-page .nat-picker-top h3 {
  position: relative;
  font-size: 22px;
  font-weight: 800;
}

.national-page .nat-picker-top p {
  position: relative;
  margin-top: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.national-page .nat-picker-bar {
  position: relative;
  margin-top: 18px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.national-page .nat-picker-bar .nat-search-ico {
  position: static;
  flex-shrink: 0;
  color: rgba(255, 255, 255, 0.5);
}

.national-page .nat-picker-bar input {
  flex: 1;
  height: 46px;
  border: 0;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  padding: 0 16px;
  font-size: 14px;
  outline: none;
}

.national-page .nat-picker-bar input:focus {
  box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.45);
}

.national-page .nat-picker-bar span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  white-space: nowrap;
}

.national-page .nat-picker-body {
  padding: 28px;
  max-height: min(72vh, 920px);
  overflow-y: auto;
}

.national-page .nat-province { margin-bottom: 32px; }
.national-page .nat-province:last-child { margin-bottom: 0; }

.national-page .nat-province-hd {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.national-page .nat-province-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--nat-gold);
  box-shadow: 0 0 8px var(--nat-gold-glow);
}

.national-page .nat-province-hd h4 {
  font-size: 18px;
  font-weight: 800;
  color: var(--nat-navy);
}

.national-page .nat-province-hd span {
  font-size: 12px;
  color: var(--nat-muted);
  padding: 4px 12px;
  background: rgba(245, 240, 230, 0.8);
  border-radius: 999px;
}

.national-page .nat-city-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.national-page .nat-city {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--nat-line);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.national-page .nat-city:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(11, 21, 40, 0.14);
  border-color: transparent;
}

.national-page .nat-city-cover {
  height: 120px;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  overflow: hidden;
}

.national-page .nat-city-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: radial-gradient(circle at 20% 80%, #fff 1px, transparent 1px),
    radial-gradient(circle at 80% 20%, #fff 1px, transparent 1px);
  background-size: 24px 24px;
}

.national-page .nat-city-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 20%, rgba(0, 0, 0, 0.45) 100%);
}

.national-page .nat-city-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s;
}

.national-page .nat-city:hover .nat-city-shine { left: 150%; }

.national-page .nat-city-glyph {
  position: relative;
  z-index: 1;
  font-size: 32px;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  letter-spacing: 2px;
}

.national-page .nat-city-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 1;
  padding: 5px 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  font-size: 11px;
  font-weight: 600;
  color: #fff;
}

.national-page .nat-city-rank {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 1;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
  font-size: 10px;
  font-weight: 700;
  color: #ffe8a3;
  letter-spacing: 0.3px;
}

.national-page .nat-city-grid--gdp {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.national-page .nat-city-body { padding: 18px 18px 20px; }

.national-page .nat-city-body h5 {
  font-size: 19px;
  font-weight: 800;
  color: var(--nat-navy);
}

.national-page .nat-city-body p {
  margin-top: 4px;
  font-size: 12px;
  color: var(--nat-muted);
  line-height: 1.55;
}

.national-page .nat-city-meta {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.national-page .nat-city-meta span {
  font-size: 11px;
  font-weight: 600;
  color: #8a7a59;
  padding: 3px 8px;
  background: #f8f4eb;
  border-radius: 6px;
}

.national-page .nat-city-tags {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.national-page .nat-city-tags span {
  font-size: 11px;
  color: var(--nat-navy);
  padding: 3px 8px;
  border: 1px solid var(--nat-line);
  border-radius: 999px;
  background: #fff;
}

.national-page .nat-more-svc {
  margin-top: 16px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px dashed rgba(212, 168, 83, 0.45);
  border-radius: 16px;
}

.national-page .nat-more-svc label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: #8a6d2e;
  margin-bottom: 10px;
}

.national-page .nat-svc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.national-page .nat-svc-tag {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--nat-paper);
  border: 1px solid var(--nat-line);
  font-size: 12px;
  color: var(--nat-navy);
  font-weight: 600;
}

.national-page .nat-hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.national-page .nat-hot-page {
  display: block;
  padding: 20px 16px;
  background: var(--nat-paper);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 14px;
  transition: all 0.25s;
  text-align: center;
}

.national-page .nat-hot-page:hover {
  transform: translateY(-3px);
  box-shadow: var(--nat-shadow);
  border-color: rgba(212, 168, 83, 0.35);
}

.national-page .nat-hot-page-city {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: none;
  color: var(--nat-gold);
  margin-bottom: 8px;
}

.national-page .nat-hot-page strong {
  display: block;
  font-size: 17px;
  color: var(--nat-navy);
  line-height: 1.45;
}

.national-page .nat-hot-page em {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--nat-muted);
  font-style: normal;
}

.national-page .nat-news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.national-page .nat-news-item {
  display: block;
  padding: 18px 16px;
  background: var(--nat-paper);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 16px;
  transition: all 0.25s;
}

.national-page .nat-news-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--nat-shadow);
  border-color: rgba(212, 168, 83, 0.3);
}

.national-page .nat-news-city {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--nat-navy);
  padding: 2px 8px;
  border-radius: 999px;
  margin-right: 8px;
}

.national-page .nat-news-date {
  font-size: 11px;
  color: var(--nat-muted);
}

.national-page .nat-news-item strong {
  display: block;
  margin-top: 10px;
  font-size: 15px;
  color: var(--nat-navy);
  line-height: 1.5;
}

.national-page .nat-news-item p {
  margin-top: 6px;
  font-size: 12px;
  color: var(--nat-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.national-page .nat-empty {
  padding: 28px 20px;
  text-align: center;
  font-size: 13px;
  color: var(--nat-muted);
  background: rgba(255, 255, 255, 0.5);
  border-radius: 14px;
  border: 1px dashed var(--nat-line);
}

.national-page .nat-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.national-page .nat-trust-block,
.national-page .nat-faq-block {
  background: var(--nat-paper);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 20px;
  padding: 22px 22px 24px;
  box-shadow: 0 4px 20px rgba(11, 21, 40, 0.04);
}

.national-page .nat-trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.national-page .nat-trust-item {
  padding: 16px 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--nat-line);
  border-radius: 14px;
}

.national-page .nat-trust-item h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--nat-navy);
}

.national-page .nat-trust-item p {
  margin-top: 6px;
  font-size: 12px;
  color: var(--nat-muted);
  line-height: 1.7;
}

.national-page .nat-faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.national-page .nat-faq-item {
  border: 1px solid var(--nat-line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  overflow: hidden;
}

.national-page .nat-faq-item summary {
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--nat-navy);
  cursor: pointer;
  list-style: none;
}

.national-page .nat-faq-item summary::-webkit-details-marker { display: none; }

.national-page .nat-faq-item summary::after {
  content: "+";
  float: right;
  color: var(--nat-gold);
  font-weight: 800;
}

.national-page .nat-faq-item[open] summary::after { content: "−"; }

.national-page .nat-faq-item p {
  padding: 0 16px 14px;
  font-size: 12px;
  color: var(--nat-muted);
  line-height: 1.75;
}

.national-page .nat-city-foot {
  margin-top: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.national-page .nat-city-foot em {
  font-size: 11px;
  color: #8a7a59;
  font-style: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.national-page .nat-city-arrow {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--nat-gold-light);
  color: var(--nat-navy);
  transition: all 0.3s;
}

.national-page .nat-city-arrow svg { width: 16px; height: 16px; }

.national-page .nat-city:hover .nat-city-arrow {
  background: linear-gradient(135deg, var(--nat-gold), #b8892e);
  transform: translateX(4px);
}

.national-page .nat-city.is-hidden,
.national-page .nat-province.is-hidden,
.national-page .nat-prov.is-hidden { display: none; }

.national-page .nat-prov-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
}

.national-page .nat-prov {
  display: block;
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--nat-line);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  color: inherit;
}

.national-page .nat-prov:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(11, 21, 40, 0.14);
  border-color: transparent;
}

.national-page .nat-prov-cover {
  min-height: 132px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 18px 18px 16px;
  overflow: hidden;
}

.national-page .nat-prov-count {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 1;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  font-size: 11px;
  font-weight: 600;
  color: #fff;
}

.national-page .nat-prov-name {
  position: relative;
  z-index: 1;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
  line-height: 1.3;
}

.national-page .nat-prov-body {
  padding: 16px 18px 18px;
}

.national-page .nat-prov-body h5 {
  font-size: 17px;
  font-weight: 800;
  color: var(--nat-navy);
  margin: 0 0 6px;
}

.national-page .nat-prov-body p {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--nat-muted);
  line-height: 1.5;
}

.national-page .nat-city-cover--plain {
  align-items: flex-end;
}

.national-page .nat-city-title {
  position: relative;
  z-index: 1;
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
  letter-spacing: 1px;
}

.national-page .nat-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--nat-muted);
}

.national-page .nat-crumb a {
  color: var(--nat-navy);
  text-decoration: none;
  font-weight: 600;
}

.national-page .nat-crumb a:hover { color: var(--nat-gold); }

.national-page .nat-crumb strong { color: var(--nat-navy); }

/* CTA */
.national-page .nat-cta {
  margin-bottom: 24px;
  padding: 32px 36px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--nat-navy) 0%, #1a3050 50%, #243d66 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.national-page .nat-cta-glow {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.2), transparent 70%);
  top: -100px;
  right: -40px;
  animation: nat-glow-pulse 5s ease-in-out infinite;
}

.national-page .nat-cta-copy { position: relative; z-index: 1; }

.national-page .nat-cta-copy h4 {
  font-size: 22px;
  font-weight: 800;
}

.national-page .nat-cta-copy p {
  margin-top: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
  max-width: 480px;
}

.national-page .nat-cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.national-page .nat-cta .nat-btn-gold { min-width: 190px; }

.national-page .nat-cta .nat-btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
}

.national-page .nat-cta .nat-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}

/* Footer */
.national-page .nat-foot {
  padding: 28px 0 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.national-page .nat-foot a.beian {
  font-size: 12px;
  color: var(--nat-muted);
}
.national-page .nat-foot a.beian:hover {
  color: var(--nat-navy);
}
  font-size: 15px;
  color: var(--nat-navy);
  font-weight: 800;
}

.national-page .nat-foot span {
  font-size: 12px;
  color: var(--nat-muted);
}

.national-page .nat-ver {
  margin-top: 8px;
  font-size: 10px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(100, 116, 139, 0.6);
  padding: 3px 10px;
  border: 1px solid rgba(100, 116, 139, 0.2);
  border-radius: 999px;
}

.national-page .main { padding-bottom: 0; }

.national-page .empty-state {
  padding: 48px 24px;
  text-align: center;
  color: var(--nat-muted);
}

@media (max-width: 1100px) {
  .national-page .nat-masthead-inner { grid-template-columns: 1fr; }
  .national-page .nat-visual { min-height: 280px; order: -1; }
  .national-page .nat-service-grid { grid-template-columns: repeat(2, 1fr); }
  .national-page .nat-city-grid { grid-template-columns: repeat(2, 1fr); }
  .national-page .nat-hot-grid { grid-template-columns: repeat(2, 1fr); }
  .national-page .nat-steps { grid-template-columns: 1fr; }
  .national-page .nat-steps::before { display: none; }
  .national-page .nat-stats { grid-template-columns: repeat(2, 1fr); }
  .national-page .nat-info-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .national-page .header-main { flex-direction: column; align-items: stretch; }
  .national-page .nat-brand { min-width: 0; }
  .national-page .nat-masthead-card { padding: 24px 20px; }
  .national-page .nat-service-grid,
  .national-page .nat-city-grid,
  .national-page .nat-hot-grid,
  .national-page .nat-news-grid,
  .national-page .nat-trust-grid,
  .national-page .nat-stats { grid-template-columns: 1fr; }
  .national-page .nat-section-hd { flex-direction: column; align-items: flex-start; }
  .national-page .nat-section-hd p { text-align: left; }
  .national-page .nat-cta { flex-direction: column; align-items: flex-start; padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .national-page .nat-reveal { opacity: 1; transform: none; transition: none; }
  .national-page .nat-blob,
  .national-page .nat-orbit-ring,
  .national-page .nat-node,
  .national-page .nat-cta-glow,
  .national-page .nat-orbit-glow { animation: none; }
}