/* ============================================================
   瑞银信传统大机官网 — 深铁墨蓝灰秒秒风
   RUISHEN Traditional POS — Iron Blue-Gray "Second-Second" Style
   ============================================================ */

/* --- CSS Variables --- */
:root {
  --rs-iron: #1A2228;
  --rs-iron-light: #2A3238;
  --instant-cyan: #06B6D4;
  --approve-gold: #F59E0B;
  --bg-page: #E5E8EB;
  --text-dark: #080A0D;
  --text-body: #334155;
  --text-muted: #64748B;
  --white: #FFFFFF;
  --border-light: #D1D5DB;
  --border-subtle: #E5E7EB;
  --shadow-sm: 0 1px 3px rgba(26, 34, 40, 0.06);
  --shadow-md: 0 4px 12px rgba(26, 34, 40, 0.1);
  --shadow-lg: 0 8px 24px rgba(26, 34, 40, 0.14);
  --shadow-nav: 0 2px 12px rgba(26, 34, 40, 0.18);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --max-width: 1200px;
  --nav-height: 68px;
  --font-cn: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-num: 'DM Sans', 'Noto Sans SC', -apple-system, sans-serif;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-cn);
  color: var(--text-body);
  background: var(--bg-page);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; font-family: inherit; }
input, textarea { font-family: inherit; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); letter-spacing: -0.015em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

.text-cyan { color: var(--instant-cyan); }
.text-gold { color: var(--approve-gold); }
.text-iron { color: var(--rs-iron); }
.text-muted { color: var(--text-muted); }
.font-num { font-family: var(--font-num); font-weight: 700; }

/* --- Navigation Bar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-nav);
  border-color: var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--rs-iron);
  letter-spacing: -0.01em;
}

.nav-logo-icon {
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--rs-iron), var(--rs-iron-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--instant-cyan);
  font-weight: 900;
  font-size: 1.1rem;
  font-family: var(--font-num);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-body);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--instant-cyan);
  border-bottom-color: var(--instant-cyan);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 9px 22px;
  background: linear-gradient(135deg, var(--instant-cyan), #0891B2);
  color: var(--white) !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  border: none !important;
  transition: opacity var(--transition), transform var(--transition);
}

.nav-cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  border-bottom: none !important;
  color: var(--white) !important;
}

/* Mobile Menu Button */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--rs-iron);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Section Common --- */
.section {
  padding: 80px 0;
}

.section-sm {
  padding: 56px 0;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--instant-cyan);
  margin-bottom: 12px;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--rs-iron) 0%, var(--rs-iron-light) 55%, #1E2D35 100%);
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 120%;
  background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 50%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(245, 158, 11, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.hero-content {
  max-width: 580px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--instant-cyan);
  font-weight: 500;
  margin-bottom: 28px;
  letter-spacing: 0.04em;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--instant-cyan);
  animation: pulse-dot 2s ease-in-out infinite;
}

.hero-title {
  color: var(--white) !important;
  font-size: clamp(2.5rem, 5.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero-title .mark-cyan {
  color: var(--instant-cyan);
}
.hero-title .mark-gold {
  color: var(--approve-gold);
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 460px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--instant-cyan), #0891B2);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(6, 182, 212, 0.3);
}
.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(6, 182, 212, 0.45);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-gold {
  background: linear-gradient(135deg, var(--approve-gold), #D97706);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
}
.btn-gold:hover {
  box-shadow: 0 6px 24px rgba(245, 158, 11, 0.45);
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--rs-iron);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--rs-iron-light);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card {
  width: 320px;
  max-width: 100%;
  padding: 40px 36px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.hero-card .big-num {
  font-family: var(--font-num);
  font-size: 4rem;
  font-weight: 800;
  color: var(--instant-cyan);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -0.04em;
}

.hero-card .big-num-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 28px;
}

.hero-card .stat-row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-card .stat-row .stat-val {
  font-family: var(--font-num);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
}
.hero-card .stat-row .stat-lbl {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  align-self: flex-end;
}

/* --- Animations --- */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-hero .hero-badge { animation: fadeInUp 0.7s ease forwards; }
.animate-hero .hero-title { animation: fadeInUp 0.7s ease 0.15s forwards; }
.animate-hero .hero-subtitle { animation: fadeInUp 0.7s ease 0.3s forwards; }
.animate-hero .hero-buttons { animation: fadeInUp 0.7s ease 0.45s forwards; }
.animate-hero .hero-visual { animation: fadeInUp 0.7s ease 0.25s forwards; }

.animate-hero .hero-badge,
.animate-hero .hero-title,
.animate-hero .hero-subtitle,
.animate-hero .hero-buttons,
.animate-hero .hero-visual {
  opacity: 0;
  animation-fill-mode: forwards;
}

/* --- Second-Second Section (秒秒板块) --- */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.split-image {
  background: linear-gradient(135deg, var(--rs-iron), var(--rs-iron-light));
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 340px;
  position: relative;
  overflow: hidden;
}

.split-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(6, 182, 212, 0.15), transparent 60%),
              radial-gradient(circle at 70% 50%, rgba(245, 158, 11, 0.1), transparent 60%);
}

.split-image .dual-icon {
  position: relative;
  z-index: 1;
  text-align: center;
}

.split-image .dual-icon .icon-cyan {
  font-family: var(--font-num);
  font-size: 3rem;
  font-weight: 800;
  color: var(--instant-cyan);
  margin-bottom: 8px;
}

.split-image .dual-icon .icon-gold {
  font-family: var(--font-num);
  font-size: 3rem;
  font-weight: 800;
  color: var(--approve-gold);
}

.split-image .icon-plus {
  font-size: 2rem;
  color: rgba(255,255,255,0.3);
  margin: 4px 0;
}

.split-image .icon-equals {
  font-size: 2rem;
  color: rgba(255,255,255,0.5);
  margin: 4px 0;
}

.split-text h2 {
  margin-bottom: 20px;
}
.split-text p {
  font-size: 1.05rem;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* --- Arrive Cards (秒到账板块 - 错落卡片) --- */
.arrive-cards {
  display: grid;
  grid-template-columns: 55% 43%;
  gap: 24px;
  margin-top: 32px;
}

.arrive-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border-subtle);
  transition: box-shadow var(--transition);
}

.arrive-card:hover {
  box-shadow: var(--shadow-md);
}

.arrive-card .card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(6, 182, 212, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-family: var(--font-num);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--instant-cyan);
}

.arrive-card h3 {
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.arrive-card .card-num {
  font-family: var(--font-num);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--instant-cyan);
  line-height: 1;
  margin: 12px 0 4px;
}

.arrive-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Approve Section (秒批板块 - 居左) --- */
.approve-block {
  text-align: left;
  max-width: 680px;
}

.approve-block .approve-highlight {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--approve-gold);
  margin-bottom: 16px;
}

.approve-block .approve-highlight .approve-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.approve-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.approve-item {
  padding: 20px 0;
  border-top: 3px solid transparent;
}

.approve-item:nth-child(1) { border-top-color: var(--approve-gold); }
.approve-item:nth-child(2) { border-top-color: var(--instant-cyan); }
.approve-item:nth-child(3) { border-top-color: var(--rs-iron-light); }

.approve-item h4 {
  font-family: var(--font-num);
  font-size: 1.6rem;
  color: var(--approve-gold);
  margin-bottom: 6px;
}
.approve-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Comparison Table --- */
.compare-section {
  margin-top: 16px;
}

.table-wrapper {
  overflow-x: auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

.compare-table th {
  padding: 18px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  background: rgba(26, 34, 40, 0.02);
  border-bottom: 1px solid var(--border-subtle);
}

.compare-table th:first-child {
  text-align: left;
  padding-left: 28px;
}

.compare-table th.highlight-col {
  color: var(--instant-cyan);
  font-weight: 700;
}

.compare-table td {
  padding: 16px 20px;
  font-size: 0.9rem;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-body);
}

.compare-table td:first-child {
  text-align: left;
  padding-left: 28px;
  font-weight: 500;
}

.compare-table tr:last-child td {
  border-bottom: none;
}

.compare-table td .check {
  color: var(--instant-cyan);
  font-weight: 700;
  font-size: 1.1rem;
}
.compare-table td .cross {
  color: #CBD5E1;
}
.compare-table td .partial {
  color: var(--approve-gold);
  font-size: 0.85rem;
}

/* --- CTA Strip --- */
.cta-strip {
  background: linear-gradient(135deg, var(--rs-iron), var(--rs-iron-light));
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  text-align: center;
  color: var(--white);
}

.cta-strip h2 {
  color: var(--white) !important;
  margin-bottom: 12px;
}

.cta-strip p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 28px;
  font-size: 1rem;
}

.cta-strip .cta-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Page Title Header (Sub Pages) --- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-height) + 56px) 0 56px;
  text-align: center;
  overflow: hidden;
}

.page-hero.hero-cyan {
  background: linear-gradient(160deg, #06B6D4, #0891B2);
}

.page-hero.hero-gold {
  background: linear-gradient(160deg, #F59E0B, #D97706);
}

.page-hero.hero-iron {
  background: linear-gradient(160deg, var(--rs-iron), var(--rs-iron-light));
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 50%;
  height: 150%;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.08), transparent 70%);
  pointer-events: none;
}

.page-hero .page-badge {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(255,255,255,0.15);
  border-radius: 50px;
  color: rgba(255,255,255,0.85);
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.page-hero h1 {
  color: var(--white) !important;
  margin-bottom: 10px;
}

.page-hero .page-hero-sub {
  color: rgba(255,255,255,0.75);
  font-size: 1.05rem;
}

/* --- Advantage Layouts (错落) --- */
.advantage-grid-uneven {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.advantage-card-wide {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border-subtle);
  max-width: 720px;
}

.advantage-card-wide h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--instant-cyan);
}

.advantage-card-wide p {
  color: var(--text-body);
  line-height: 1.8;
}

.advantage-row-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.advantage-row-3col .adv-item {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1px solid var(--border-subtle);
  text-align: center;
}

.advantage-row-3col .adv-item .adv-num {
  font-family: var(--font-num);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--instant-cyan);
  line-height: 1;
  margin-bottom: 8px;
}

.advantage-row-3col .adv-item h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}
.advantage-row-3col .adv-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.advantage-block-bg {
  background: rgba(6, 182, 212, 0.06);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  border: 1px solid rgba(6, 182, 212, 0.12);
}

.advantage-block-bg h3 {
  color: var(--instant-cyan);
  margin-bottom: 10px;
}
.advantage-block-bg p {
  line-height: 1.8;
}

/* --- Approval Flow Box --- */
.approval-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  padding: 40px 36px;
}

.approval-box .approval-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.approval-box .approval-answer {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--approve-gold);
  line-height: 1;
  margin-bottom: 24px;
}

.approval-flow {
  display: flex;
  align-items: center;
  gap: 0;
}

.approval-step {
  flex: 1;
  text-align: center;
  padding: 20px 12px;
  position: relative;
}

.approval-step + .approval-step::before {
  content: '';
  position: absolute;
  top: 34px;
  left: -2px;
  width: calc(100% + 4px);
  height: 2px;
  background: var(--border-subtle);
  z-index: 0;
}

.approval-step .step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.1);
  color: var(--approve-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-num);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 auto 10px;
  position: relative;
  z-index: 1;
}

.approval-step .step-title {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.approval-step .step-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Gold Advantage (秒批 - 错落) --- */
.gold-advantage-mix {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.9fr;
  gap: 24px;
  align-items: start;
}

.gold-adv-large {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--border-subtle);
}

.gold-adv-large h3 {
  font-size: 1.3rem;
  color: var(--approve-gold);
  margin-bottom: 10px;
}
.gold-adv-large p {
  line-height: 1.8;
}

.gold-adv-mid {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.gold-adv-mid .adv-mini {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  border: 1px solid var(--border-subtle);
}

.gold-adv-mid .adv-mini .mini-num {
  font-family: var(--font-num);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--approve-gold);
  line-height: 1;
  margin-bottom: 6px;
}
.gold-adv-mid .adv-mini h4 { font-size: 0.95rem; margin-bottom: 4px; }
.gold-adv-mid .adv-mini p { font-size: 0.85rem; color: var(--text-muted); }

.gold-adv-num {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: center;
}

.gold-adv-num .num-block {
  text-align: center;
  padding: 28px 18px;
  background: rgba(245, 158, 11, 0.06);
  border-radius: var(--radius-md);
  border: 1px solid rgba(245, 158, 11, 0.12);
}

.gold-adv-num .num-block .big-n {
  font-family: var(--font-num);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--approve-gold);
  line-height: 1;
  margin-bottom: 6px;
}
.gold-adv-num .num-block .lbl {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- FAQ --- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 760px;
}

.faq-item {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
  text-align: left;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--instant-cyan);
}

.faq-question .faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--text-muted);
  font-size: 1.2rem;
  line-height: 24px;
}

.faq-item.active .faq-question .faq-icon {
  transform: rotate(45deg);
  color: var(--instant-cyan);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.8;
}

/* --- Arrive vs T+1 vs D+1 Table --- */
.triple-compact-table {
  width: 100%;
  border-collapse: collapse;
}

.triple-compact-table th {
  padding: 16px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
  border-bottom: 2px solid var(--border-subtle);
  color: var(--text-muted);
}

.triple-compact-table th:first-child {
  text-align: left;
}
.triple-compact-table th.cyan-hl {
  color: var(--instant-cyan);
}

.triple-compact-table td {
  padding: 18px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.9rem;
  color: var(--text-body);
}

.triple-compact-table td:first-child {
  text-align: left;
  font-weight: 500;
}

/* --- Full Compare Page (四品牌对比) --- */
.compare-full-section {
  margin-top: 16px;
}

.compare-full-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

.compare-full-table thead th {
  padding: 20px 24px;
  font-size: 0.9rem;
  font-weight: 700;
  text-align: center;
  background: var(--rs-iron);
  color: var(--white);
  border-bottom: 1px solid var(--rs-iron-light);
}

.compare-full-table thead th:first-child {
  text-align: left;
  padding-left: 32px;
  border-radius: var(--radius-md) 0 0 0;
}

.compare-full-table thead th:last-child {
  border-radius: 0 var(--radius-md) 0 0;
}

.compare-full-table thead th.hl-brand {
  background: var(--instant-cyan);
}

.compare-full-table tbody td {
  padding: 18px 24px;
  font-size: 0.9rem;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-body);
}

.compare-full-table tbody td:first-child {
  text-align: left;
  padding-left: 32px;
  font-weight: 600;
  color: var(--text-dark);
}

.compare-full-table tbody tr:hover {
  background: rgba(6, 182, 212, 0.03);
}

.compare-full-table .icon-check { color: var(--instant-cyan); font-weight: 700; }
.compare-full-table .icon-cross { color: #CBD5E1; }
.compare-full-table .icon-star { color: var(--approve-gold); }

/* --- Form --- */
.form-row {
  display: flex;
  gap: 12px;
  max-width: 440px;
  margin: 0 auto;
}

.form-input {
  flex: 1;
  padding: 13px 16px;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  color: var(--white);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}

.form-input::placeholder {
  color: rgba(255,255,255,0.4);
}

.form-input:focus {
  border-color: var(--instant-cyan);
}

.form-feedback {
  margin-top: 12px;
  font-size: 0.85rem;
  opacity: 0;
  transition: opacity var(--transition);
}

.form-feedback.show {
  opacity: 1;
}

.form-feedback.success {
  color: var(--instant-cyan);
}

.form-feedback.error {
  color: #EF4444;
}

/* --- Footer --- */
.footer {
  background: linear-gradient(160deg, var(--rs-iron), var(--rs-iron-light));
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
}

.footer-brand h3 {
  color: var(--white) !important;
  font-size: 1.25rem;
  margin-bottom: 14px;
  font-size: 1.2rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  max-width: 400px;
}

.footer-links h4 {
  color: var(--white) !important;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--instant-cyan);
}

.footer-bottom {
  margin-top: 48px;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: 40px;
}

.section-header.left {
  text-align: left;
}

.section-header h2 {
  margin-bottom: 8px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content { max-width: 100%; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }
  .split-section {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .arrive-cards {
    grid-template-columns: 1fr 1fr;
  }
  .approve-items {
    grid-template-columns: repeat(2, 1fr);
  }
  .gold-advantage-mix {
    grid-template-columns: 1fr 1fr;
  }
  .gold-adv-num {
    flex-direction: row;
    grid-column: 1 / -1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  :root { --nav-height: 60px; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--white);
    padding: 20px 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .menu-toggle { display: flex; }

  .hero { min-height: auto; padding: calc(var(--nav-height) + 40px) 0 60px; }

  .arrive-cards {
    grid-template-columns: 1fr;
  }
  .approve-items {
    grid-template-columns: 1fr;
  }
  .advantage-row-3col {
    grid-template-columns: 1fr;
  }
  .gold-advantage-mix {
    grid-template-columns: 1fr;
  }
  .gold-adv-num {
    flex-direction: column;
  }
  .approval-flow {
    flex-direction: column;
  }
  .approval-step + .approval-step::before { display: none; }
  .cta-strip { padding: 36px 24px; }
  .form-row { flex-direction: column; }
  .section { padding: 48px 0; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-buttons { flex-direction: column; width: 100%; }
  .hero-buttons .btn { width: 100%; }
}