/* ============================================================
   css/style.css - 钢贸助手官网样式
   ============================================================ */

/* ----- 全局重置 & 变量 ----- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #1a3c6e;
  --primary-light: #2a5a8f;
  --primary-dark: #0f2847;
  --accent: #e67e22;
  --accent-light: #f39c12;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-600: #64748b;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.10);
  --radius: 16px;
  --max-width: 1200px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  background: #ffffff;
  line-height: 1.6;
  scroll-behavior: smooth;
}

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

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

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

/* ----- 按钮 ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 40px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  background: var(--gray-200);
  color: var(--gray-700);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(26, 60, 110, 0.25);
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 60, 110, 0.30);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 12px rgba(230, 126, 34, 0.30);
}
.btn-accent:hover {
  background: #d35400;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.btn-white {
  background: #fff;
  color: var(--primary);
}
.btn-white:hover {
  background: var(--gray-100);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.9rem;
}

/* ----- 导航 ----- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  padding: 14px 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--primary);
}
.logo img {
  height: 36px;
  width: auto;
}
.logo i {
  font-size: 2rem;
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 32px;
  font-weight: 500;
  color: var(--gray-700);
}
.nav-links a {
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--primary);
}

.nav-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--gray-700);
}

/* ----- Hero ----- */
.hero {
  padding: 60px 0 80px;
  background: linear-gradient(135deg, #f0f4fe 0%, #ffffff 70%);
  border-bottom: 1px solid var(--gray-200);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--gray-900);
  margin-bottom: 16px;
}
.hero-content h1 .highlight {
  color: var(--accent);
}
.hero-content h1 .highlight-blue {
  color: var(--primary);
}

.hero-content .subtitle {
  font-size: 1.2rem;
  color: var(--gray-600);
  max-width: 480px;
  margin-bottom: 12px;
}
.hero-content .sub-desc {
  font-size: 1rem;
  color: var(--gray-600);
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}
.hero-badges span {
  background: white;
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow);
  color: var(--gray-700);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-badges i {
  color: var(--accent);
}

.hero-image .mockup {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 30px 24px;
  width: 100%;
  max-width: 480px;
  border: 1px solid var(--gray-200);
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 16px;
  margin-bottom: 16px;
}
.mockup-header .dots {
  display: flex;
  gap: 6px;
}
.mockup-header .dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gray-300);
}
.mockup-header .dots span:first-child {
  background: #f87171;
}
.mockup-header .dots span:nth-child(2) {
  background: #fbbf24;
}
.mockup-header .dots span:last-child {
  background: #34d399;
}
.mockup-header .title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-600);
}
.mockup-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mockup-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed var(--gray-200);
  font-size: 0.9rem;
}
.mockup-row .label {
  color: var(--gray-600);
}
.mockup-row .value {
  font-weight: 600;
  color: var(--gray-800);
}
.mockup-row .badge {
  background: var(--accent);
  color: white;
  padding: 2px 12px;
  border-radius: 40px;
  font-size: 0.75rem;
}

/* ----- 通用标题 ----- */
.section-title {
  text-align: center;
  margin-bottom: 48px;
}
.section-title h2 {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--gray-900);
}
.section-title p {
  color: var(--gray-600);
  max-width: 600px;
  margin: 8px auto 0;
  font-size: 1.1rem;
}

/* ----- 核心价值（新卖点） ----- */
.value {
  padding: 60px 0;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}
.value-item {
  background: var(--gray-50);
  padding: 32px 24px;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  transition: 0.2s;
}
.value-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.value-item .icon-wrap {
  font-size: 2.4rem;
  color: var(--accent);
  margin-bottom: 12px;
}
.value-item h4 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}
.value-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* 卖点高亮区域 */
.value-highlight {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: var(--radius);
  padding: 40px 32px;
  margin-top: 32px;
  text-align: center;
}
.value-highlight h3 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.value-highlight p {
  opacity: 0.9;
  max-width: 640px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* ----- 目标用户 ----- */
.audience {
  padding: 60px 0;
  background: var(--gray-50);
}
.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.audience-card {
  background: white;
  padding: 28px 20px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow);
  transition: 0.2s;
  border: 1px solid transparent;
}
.audience-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}
.audience-card i {
  font-size: 2.4rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.audience-card h4 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.audience-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
}

/* ----- 价格方案 ----- */
.pricing {
  padding: 60px 0;
  background: var(--gray-50);
}
.pricing-card {
  max-width: 720px;
  margin: 0 auto;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--gray-200);
}
.pricing-header {
  background: var(--primary);
  color: white;
  padding: 28px 32px;
  text-align: center;
}
.pricing-header h3 {
  font-size: 1.8rem;
  font-weight: 700;
}
.pricing-header .sub {
  opacity: 0.85;
  font-size: 1rem;
  margin-top: 4px;
}
.pricing-body {
  padding: 32px;
}
.pricing-price {
  text-align: center;
  padding: 16px 0 24px;
  border-bottom: 1px solid var(--gray-200);
}
.pricing-price .amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
}
.pricing-price .period {
  font-size: 1rem;
  color: var(--gray-600);
}
.pricing-price .note {
  font-size: 0.9rem;
  color: var(--gray-600);
  margin-top: 6px;
  background: var(--gray-100);
  padding: 6px 16px;
  border-radius: 40px;
  display: inline-block;
}
.pricing-features {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pricing-features .feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}
.pricing-features .feature i {
  color: var(--accent);
  width: 20px;
}
.pricing-installment {
  background: var(--gray-50);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 16px 0 24px;
  border-left: 4px solid var(--accent);
}
.pricing-installment h4 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: var(--gray-800);
}
.pricing-installment ul {
  list-style: none;
  padding: 0;
}
.pricing-installment ul li {
  padding: 4px 0;
  font-size: 0.9rem;
  color: var(--gray-700);
}
.pricing-installment ul li strong {
  color: var(--primary);
}
.pricing-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

/* ----- 信任/案例 ----- */
.trust {
  padding: 60px 0;
}
.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px 60px;
  margin-top: 24px;
}
.trust-logos span {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--gray-600);
  opacity: 0.7;
  letter-spacing: 1px;
}

/* ----- CTA ----- */
.cta-section {
  padding: 60px 0;
  background: var(--primary);
  color: white;
  text-align: center;
}
.cta-section h2 {
  font-size: 2.4rem;
  margin-bottom: 12px;
}
.cta-section p {
  font-size: 1.1rem;
  opacity: 0.9;
  max-width: 560px;
  margin: 0 auto 32px;
}
.cta-section .btn-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ----- 页脚 ----- */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--gray-200);
  text-align: center;
  color: var(--gray-600);
  font-size: 0.9rem;
}
.footer .footer-links {
  margin-top: 8px;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.8rem;
}
.footer .footer-links a {
  color: var(--gray-600);
  transition: color 0.2s;
}
.footer .footer-links a:hover {
  color: var(--primary);
}
.footer .footer-icp {
  margin-top: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: var(--gray-500);
}
.footer .footer-icp img {
  height: 18px;
  display: inline-block;
  vertical-align: middle;
}

/* ----- 响应式 ----- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-badges {
    justify-content: center;
  }
  .mockup {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: white;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    padding: 24px;
    border-bottom: 1px solid var(--gray-200);
    gap: 16px;
    box-shadow: 0 16px 32px rgba(0,0,0,0.06);
  }
  .nav-links.open {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }
  .nav-actions .btn {
    font-size: 0.85rem;
    padding: 8px 16px;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }
  .section-title h2 {
    font-size: 1.8rem;
  }
  .pricing-price .amount {
    font-size: 2.4rem;
  }
  .pricing-header h3 {
    font-size: 1.4rem;
  }
  .pricing-installment {
    padding: 16px;
  }
  .value-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  .hero {
    padding: 40px 0 60px;
  }
  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  .pricing-body {
    padding: 20px;
  }
  .pricing-installment ul li {
    font-size: 0.85rem;
  }
  .value-highlight {
    padding: 28px 20px;
  }
  .value-highlight h3 {
    font-size: 1.2rem;
  }

  .nav-actions .btn {
    display: none;
  }
}
/* ============================================================
   连接可视化 - 替代 Mockup
   ============================================================ */

.connection-visual {
    position: relative;
    width: 100%;
    max-width: 480px;
    height: 340px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    padding: 20px;
}

/* 中心节点 */
.center-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    text-align: center;
    background: var(--primary);
    color: white;
    padding: 18px 24px;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(26, 60, 110, 0.35);
    min-width: 160px;
}
.center-node .node-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 4px;
}
.center-node .node-label {
    font-weight: 700;
    font-size: 1.1rem;
    display: block;
}
.center-node .node-sub {
    font-size: 0.65rem;
    opacity: 0.85;
    display: block;
    margin-top: 2px;
}

/* 外围节点 */
.node {
    position: absolute;
    text-align: center;
    background: white;
    padding: 12px 16px;
    border-radius: 12px;
    border: 2px solid var(--gray-200);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    min-width: 80px;
    transition: all 0.3s ease;
    z-index: 5;
}
.node:hover {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(26, 60, 110, 0.15);
}
.node .node-icon {
    font-size: 1.4rem;
    display: block;
}
.node span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-700);
    display: block;
    margin-top: 2px;
}

.node-upstream {
    top: 12px;
    left: 12px;
}
.node-midstream {
    bottom: 12px;
    left: 12px;
}
.node-downstream {
    top: 12px;
    right: 12px;
}
.node-terminal {
    bottom: 12px;
    right: 12px;
}

/* SVG 连接线 */
.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.line-animate {
    stroke-dasharray: 8, 6;
    animation: dash-flow 3s linear infinite;
}

@keyframes dash-flow {
    to {
        stroke-dashoffset: -100;
    }
}

/* 数据流粒子 */
.particle {
    r: 4px;
    fill: var(--accent);
}
.particle-1 { animation-delay: 0s; }
.particle-2 { animation-delay: 0.8s; }
.particle-3 { animation-delay: 1.6s; }
.particle-4 { animation-delay: 2.4s; }

.particle circle {
    animation: pulse-particle 1.5s ease-in-out infinite;
}

@keyframes pulse-particle {
    0%, 100% { opacity: 1; r: 4px; }
    50% { opacity: 0.3; r: 6px; }
}

/* 功能标签 */
.data-standard-badge,
.auto-trade-badge {
    position: absolute;
    background: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-200);
    z-index: 8;
    display: flex;
    align-items: center;
    gap: 4px;
}
.data-standard-badge {
    top: 55%;
    left: 8%;
    color: var(--primary);
    border-color: var(--primary);
    background: #f0f4fe;
}
.auto-trade-badge {
    bottom: 55%;
    right: 8%;
    color: var(--accent);
    border-color: var(--accent);
    background: #fef9f0;
}
.data-standard-badge i,
.auto-trade-badge i {
    font-size: 0.8rem;
}

/* 响应式 */
@media (max-width: 768px) {
    .connection-visual {
        height: 300px;
        padding: 12px;
    }
    .center-node {
        padding: 12px 18px;
        min-width: 120px;
    }
    .center-node .node-icon {
        font-size: 1.5rem;
    }
    .center-node .node-label {
        font-size: 0.9rem;
    }
    .node {
        padding: 8px 10px;
        min-width: 60px;
    }
    .node .node-icon {
        font-size: 1rem;
    }
    .node span {
        font-size: 0.6rem;
    }
    .data-standard-badge,
    .auto-trade-badge {
        font-size: 0.55rem;
        padding: 2px 8px;
    }
    .data-standard-badge {
        top: 58%;
        left: 4%;
    }
    .auto-trade-badge {
        bottom: 58%;
        right: 4%;
    }
}

@media (max-width: 480px) {
    .connection-visual {
        height: 260px;
        padding: 10px;
    }
    .center-node {
        padding: 10px 14px;
        min-width: 100px;
    }
    .center-node .node-icon {
        font-size: 1.2rem;
    }
    .center-node .node-label {
        font-size: 0.8rem;
    }
    .center-node .node-sub {
        font-size: 0.5rem;
    }
    .node {
        padding: 6px 8px;
        min-width: 50px;
        border-radius: 8px;
    }
    .node .node-icon {
        font-size: 0.8rem;
    }
    .node span {
        font-size: 0.5rem;
    }
    .data-standard-badge,
    .auto-trade-badge {
        font-size: 0.45rem;
        padding: 2px 6px;
    }
}
/* ============================================================
   页脚 - 多列布局
   ============================================================ */

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding: 40px 0 32px;
    border-bottom: 1px solid var(--gray-200);
}

.footer-brand .logo {
    margin-bottom: 8px;
}
.footer-brand p {
    color: var(--gray-600);
    font-size: 0.9rem;
}
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--gray-600);
}
.footer-contact span {
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-contact i {
    width: 18px;
    color: var(--primary);
}

.footer-links h4,
.footer-legal h4,
.footer-trust h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 12px;
}
.footer-links a,
.footer-legal a {
    display: block;
    color: var(--gray-600);
    font-size: 0.85rem;
    padding: 4px 0;
    transition: color 0.2s;
    cursor: pointer;
}
.footer-links a:hover,
.footer-legal a:hover {
    color: var(--primary);
}

.trust-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.trust-badges span {
    font-size: 0.85rem;
    color: var(--gray-600);
    display: flex;
    align-items: center;
    gap: 8px;
}
.trust-badges i {
    color: var(--accent);
    width: 18px;
}

.footer-bottom {
    padding-top: 16px;
    text-align: center;
}
.footer-bottom p {
    color: var(--gray-600);
    font-size: 0.85rem;
}
.footer-icp {
    margin-top: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: var(--gray-500);
}
.footer-icp img {
    height: 18px;
    display: inline-block;
    vertical-align: middle;
}
.footer-icp a {
    color: var(--gray-500);
    transition: color 0.2s;
}
.footer-icp a:hover {
    color: var(--primary);
}

/* ============================================================
   法律弹窗
   ============================================================ */

.legal-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
}
.legal-modal.active {
    display: block;
}

.legal-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.legal-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 720px;
    width: 92%;
    max-height: 85vh;
    background: white;
    border-radius: var(--radius);
    padding: 40px 48px;
    overflow-y: auto;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
}

.legal-modal-content::-webkit-scrollbar {
    width: 6px;
}
.legal-modal-content::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 3px;
}
.legal-modal-content::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

.modal-close {
    position: sticky;
    top: 0;
    float: right;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-600);
    padding: 0 4px;
    line-height: 1;
    z-index: 10;
}
.modal-close:hover {
    color: var(--gray-900);
}

.legal-modal-content h2 {
    font-size: 1.8rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}
.legal-update {
    color: var(--gray-600);
    font-size: 0.85rem;
    margin-bottom: 24px;
}

.legal-section {
    margin-bottom: 24px;
}
.legal-section h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}
.legal-section p {
    color: var(--gray-700);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 8px;
}
.legal-section ul {
    padding-left: 20px;
    margin: 8px 0 12px;
}
.legal-section ul li {
    color: var(--gray-700);
    font-size: 0.9rem;
    line-height: 1.7;
    list-style: disc;
}
.legal-section ul li::marker {
    color: var(--accent);
}
.legal-section strong {
    color: var(--gray-900);
}

/* ============================================================
   响应式 - 页脚
   ============================================================ */

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
    }
    .footer-contact {
        align-items: center;
    }
    .trust-badges {
        align-items: center;
    }
    .legal-modal-content {
        padding: 24px 20px;
        width: 96%;
    }
    .legal-modal-content h2 {
        font-size: 1.4rem;
    }
    .legal-section h3 {
        font-size: 0.95rem;
    }
}