/* ==========================================================================
   悟云享 · 企业官网样式
   农牧行业供求信息平台
   ========================================================================== */

:root {
  /* 主色系 —— 草原绿 */
  --primary: #178a4f;
  --primary-dark: #0f5f37;
  --primary-deep: #0a4428;
  --primary-light: #e6f5ec;
  --accent: #f5a623;
  --accent-dark: #d98c0b;

  /* 中性色 */
  --text-main: #1f2937;
  --text-body: #4b5563;
  --text-muted: #9ca3af;
  --bg-white: #ffffff;
  --bg-light: #f7faf8;
  --border: #e5ebe7;

  /* 布局 */
  --container: 1160px;
  --radius: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 3px rgba(15, 95, 55, 0.08);
  --shadow-md: 0 6px 20px rgba(15, 95, 55, 0.10);
  --shadow-lg: 0 12px 40px rgba(15, 95, 55, 0.16);
  --transition: all 0.25s ease;

  /* 字体 */
  --font-main: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
}

/* ==========================================================================
   基础重置
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

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

section {
  padding: 72px 0;
}

/* ==========================================================================
   顶部导航
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: var(--primary-deep);
  letter-spacing: 1px;
}

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 20px;
  box-shadow: var(--shadow-sm);
}

.logo small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 2px;
  line-height: 1;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-body);
}

.main-nav a:hover {
  color: var(--primary);
  background: var(--primary-light);
}

.main-nav a.active {
  color: var(--primary);
  background: var(--primary-light);
  font-weight: 600;
}

.nav-cta {
  margin-left: 12px;
  padding: 10px 22px !important;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff !important;
  border-radius: 999px !important;
  box-shadow: var(--shadow-sm);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary-deep);
  transition: var(--transition);
}

/* ==========================================================================
   首页 Hero
   ========================================================================== */
.hero {
  position: relative;
  padding: 110px 0 120px;
  background:
    radial-gradient(ellipse 60% 80% at 85% 20%, rgba(245, 166, 35, 0.18), transparent 60%),
    radial-gradient(ellipse 70% 90% at 10% 90%, rgba(23, 138, 79, 0.35), transparent 55%),
    linear-gradient(160deg, var(--primary-deep) 0%, var(--primary-dark) 55%, var(--primary) 100%);
  color: #fff;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.10) 1px, transparent 0);
  background-size: 34px 34px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  font-size: 13px;
  background: rgba(255, 255, 255, 0.10);
  backdrop-filter: blur(4px);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(245, 166, 35, 0.25);
}

.hero h1 {
  font-size: 46px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.hero h1 .highlight {
  color: var(--accent);
}

.hero p.lead {
  font-size: 17px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 34px;
  max-width: 560px;
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 6px 18px rgba(245, 166, 35, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(245, 166, 35, 0.45);
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
}

/* Hero 统计卡片 */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.10);
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.16);
}

.stat-card .num {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}

.stat-card .num em {
  font-style: normal;
  font-size: 16px;
  color: var(--accent);
  margin-left: 2px;
}

.stat-card .label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
  margin-top: 6px;
}

/* ==========================================================================
   区块通用
   ========================================================================== */
.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 52px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 5px 14px;
  border-radius: 999px;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-muted);
}

/* 卡片网格 */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(23, 138, 79, 0.35);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  font-size: 26px;
  margin-bottom: 20px;
  background: var(--primary-light);
}

.card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.8;
}

.card .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.card .tag {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
}

/* 浅色底区块 */
.bg-light {
  background: var(--bg-light);
}

/* ==========================================================================
   平台优势（列表式）
   ========================================================================== */
.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-item {
  display: flex;
  gap: 18px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.feature-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.feature-item .f-icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
}

.feature-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.feature-item p {
  font-size: 14px;
  color: var(--text-body);
}

/* ==========================================================================
   供求示例（卡片列表）
   ========================================================================== */
.info-list {
  display: grid;
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
}

.info-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.info-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.info-badge {
  flex-shrink: 0;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.info-badge.sell {
  background: #fef3e2;
  color: var(--accent-dark);
}

.info-badge.buy {
  background: var(--primary-light);
  color: var(--primary);
}

.info-badge.job {
  background: #e8f0fe;
  color: #2563eb;
}

.info-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.info-item p {
  font-size: 14px;
  color: var(--text-body);
}

.info-item .contact-note {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   内容页（关于我们 / 协议 / 隐私）
   ========================================================================== */
.page-hero {
  padding: 64px 0 56px;
  background:
    radial-gradient(ellipse 50% 100% at 90% 0%, rgba(245, 166, 35, 0.12), transparent 55%),
    linear-gradient(150deg, var(--primary-deep), var(--primary-dark) 65%, var(--primary));
  color: #fff;
  text-align: center;
}

.page-hero h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
}

.breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}

.breadcrumb a:hover {
  color: var(--accent);
}

.content-box {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 44px 48px;
}

.content-box h3 {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  margin: 28px 0 12px;
}

.content-box h3:first-child {
  margin-top: 0;
}

.content-box p {
  font-size: 15px;
  color: var(--text-body);
  margin-bottom: 12px;
}

.content-box ul {
  list-style: disc;
  padding-left: 22px;
  margin-bottom: 12px;
}

.content-box ul li {
  font-size: 15px;
  color: var(--text-body);
  margin-bottom: 8px;
}

.content-box ul li::marker {
  color: var(--primary);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 12px;
}

.about-grid .item {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.about-grid .item strong {
  display: block;
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 6px;
}

.about-grid .item span {
  font-size: 14px;
  color: var(--text-body);
}

/* ==========================================================================
   联系/入驻区块
   ========================================================================== */
.cta-band {
  background:
    radial-gradient(ellipse 55% 90% at 15% 0%, rgba(245, 166, 35, 0.16), transparent 55%),
    linear-gradient(135deg, var(--primary-deep), var(--primary-dark));
  border-radius: var(--radius-lg);
  color: #fff;
  text-align: center;
  padding: 56px 40px;
}

.cta-band h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  margin-bottom: 28px;
}

.contact-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.contact-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: 20px;
  backdrop-filter: blur(6px);
}

.contact-card .c-icon {
  font-size: 22px;
  margin-bottom: 8px;
}

.contact-card .c-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 4px;
}

.contact-card .c-value {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.75);
  margin-top: 24px;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding: 56px 0 40px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.62);
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 1px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
  padding: 5px 0;
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-col .f-contact li {
  display: flex;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
  padding: 5px 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom a:hover {
  color: var(--accent);
}

/* ==========================================================================
   交易 / 销售 板块
   ========================================================================== */
.info-body {
  flex: 1;
  min-width: 0;
}

.info-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.info-item h4 {
  margin-bottom: 0;
}

.info-price {
  font-size: 20px;
  font-weight: 800;
  color: var(--accent-dark);
  white-space: nowrap;
}

.info-price small {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  margin-left: 2px;
}

.info-spec {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.info-desc {
  font-size: 14px;
  color: var(--text-body);
  margin-bottom: 16px;
}

.info-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn-sm {
  padding: 9px 18px;
  font-size: 14px;
}

.btn-line {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--border);
}

.btn-line:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.deal-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  padding: 2px 10px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}

.show-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-light);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 999px;
  margin-left: 8px;
  vertical-align: middle;
}

.trade-legend {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* 购买提示弹窗（平台不代收货款） */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 42, 32, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  max-width: 440px;
  width: 100%;
  padding: 34px 30px;
  box-shadow: var(--shadow-lg);
  text-align: center;
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from { transform: translateY(12px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal h3 {
  color: var(--text-main);
  font-size: 20px;
  margin-bottom: 14px;
}

.modal p {
  font-size: 14px;
  color: var(--text-body);
  margin-bottom: 10px;
  line-height: 1.7;
}

.modal .m-merchant {
  font-weight: 700;
  color: var(--primary-dark);
}

.modal .m-actions {
  margin-top: 22px;
}

/* 下单表单 */
.order-form {
  text-align: left;
  margin-top: 16px;
}
.m-product-info {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #eee;
}
.form-group {
  margin-bottom: 14px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 5px;
}
.form-group .req {
  color: #dc2626;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #d4dce0;
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-main);
  background: #fafbfc;
  transition: border-color .15s, box-shadow .15s;
  box-sizing: border-box;
  font-family: inherit;
}
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(46,125,80,.12);
  background: #fff;
}
.form-group textarea {
  resize: vertical;
  min-height: 60px;
}

/* 订单提交成功 */
.order-ok {
  font-size: 48px;
  line-height: 1;
  margin-bottom: 8px;
}

/* 入口：我的订单 */
.nav-orders {
  display: inline-block;
  border: 1px solid var(--primary);
  color: var(--primary-dark);
  background: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 600;
  font-size: 14px;
}
.nav-orders:hover { background: var(--primary-light); }

.orders-bar {
  text-align: right;
  margin: -2px 0 18px;
}
.order-count {
  display: inline-block;
  min-width: 18px;
  padding: 0 5px;
  margin-left: 4px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  line-height: 18px;
  border-radius: 999px;
  text-align: center;
}

/* 我的订单列表 */
.orders-list {
  text-align: left;
  margin-top: 14px;
  max-height: 52vh;
  overflow-y: auto;
}
.orders-empty {
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
  padding: 18px 0;
}
.order-item {
  border: 1px solid #e6eaed;
  border-radius: var(--radius);
  padding: 14px 14px 16px;
  margin-bottom: 12px;
  background: #fafbfc;
}
.order-item-top {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin-bottom: 8px;
}
.order-p { font-weight: 700; color: var(--primary-dark); }
.order-m { color: var(--text-body); font-weight: 600; font-size: 13px; }
.order-row {
  font-size: 13px;
  color: var(--text-body);
  line-height: 1.7;
  word-break: break-all;
}
.order-time { color: var(--text-muted); font-size: 12px; }
.order-del {
  margin-top: 8px;
  border: 1px solid #f0c2c2;
  background: #fff5f5;
  color: #dc2626;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius);
  cursor: pointer;
}
.order-del:hover { background: #fde8e8; }

/* 所属店铺（可购买商品卡片上方展示） */
.info-shop {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-dark);
  background: rgba(46, 125, 80, 0.08);
  border: 1px solid rgba(46, 125, 80, 0.18);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 36px;
}

.filter-tab {
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-body);
  background: var(--bg-white);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

.cat-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 38px 0 18px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
}

.cat-title::before {
  content: "";
  width: 6px;
  height: 22px;
  border-radius: 3px;
  background: var(--primary);
}

.trade-note {
  max-width: 900px;
  margin: 36px auto 0;
  padding: 20px 24px;
  background: var(--primary-light);
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
}

.trade-note p {
  font-size: 14px;
  color: var(--primary-dark);
  margin: 0;
}

.trade-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.trade-step {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
}

.trade-step .step-no {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  margin-bottom: 16px;
}

.trade-step h4 {
  font-size: 17px;
  color: var(--text-main);
  margin-bottom: 8px;
}

.trade-step p {
  font-size: 14px;
  color: var(--text-body);
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .grid-3,
  .about-grid,
  .contact-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
  }

  .hero h1 {
    font-size: 36px;
  }
}

@media (max-width: 720px) {
  section {
    padding: 56px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    padding: 16px 24px 24px;
    gap: 4px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-130%);
    transition: transform 0.3s ease;
    border-bottom: 1px solid var(--border);
  }

  .main-nav.open {
    transform: translateY(0);
  }

  .main-nav a {
    padding: 12px 16px;
    border-radius: 8px;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
  }

  .grid-3,
  .about-grid,
  .contact-row,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero {
    padding: 72px 0 84px;
  }

  .hero h1 {
    font-size: 30px;
  }

  .content-box {
    padding: 28px 22px;
  }

  .info-item {
    flex-direction: column;
    gap: 10px;
  }

  .section-head h2 {
    font-size: 26px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}