/*
Theme Name: 一件代发出海平台
Theme URI: https://example.com
Author: 发货通科技
Author URI: https://example.com
Description: 专为出海卖家打造的一件代发平台主题，零库存启动，全球发货。支持5套配色方案切换、WooCommerce集成、SEO优化、后台控制面板。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GPL-2.0-or-later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: yijiandaifa
Tags: e-commerce, dropshipping, woocommerce, chinese, business
*/

/* ─── 全局变量（由控制面板动态覆盖） ─── */
:root {
  --c-ink: #0e1117;
  --c-ink2: #2d3340;
  --c-ink3: #5a6175;
  --c-ink4: #9aa0b0;
  --c-bg: #f7f8fa;
  --c-white: #ffffff;
  --c-primary: #1a56db;
  --c-primary-d: #1340a8;
  --c-primary-light: #e8f0fe;
  --c-accent: #f97316;
  --c-accent-light: #fff3e8;
  --c-green: #059669;
  --c-green-light: #d1fae5;
  --c-border: rgba(14,17,23,0.10);
  --c-border2: rgba(14,17,23,0.06);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08), 0 0 0 1px rgba(0,0,0,0.04);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--c-white);
  color: var(--c-ink);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── 导航 ─── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border2);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--c-bg);
}

.site-logo span { color: var(--c-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  color: var(--c-ink3);
  font-weight: 400;
  transition: color .2s;
}

.nav-links a:hover { color: var(--c-ink); }

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

/* ─── 按钮 ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
  border: none;
  font-family: inherit;
}

.btn-ghost {
  background: transparent;
  color: var(--c-ink2);
  border: 1px solid var(--c-border);
}

.btn-ghost:hover { background: var(--c-bg); }

.btn-primary {
  background: var(--c-primary);
  color: #fff;
}

.btn-primary:hover { background: var(--c-primary-d); transform: translateY(-1px); }

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.45);
  color: #fff;
}

.btn-outline:hover { background: rgba(255,255,255,0.12); }

/* ─── 汉堡菜单 ─── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-ink2);
  border-radius: 2px;
  transition: all .3s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--c-white);
  border-top: 1px solid var(--c-border2);
  padding: 12px 0;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 24px;
  font-size: 15px;
  color: var(--c-ink2);
  border-bottom: 1px solid var(--c-border2);
}
.mobile-menu a:last-child { border-bottom: none; }

/* ─── 通用区块 ─── */
section { padding: 80px 0; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--c-primary);
  background: var(--c-primary-light);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 800;
  color: var(--c-ink);
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.section-sub {
  font-size: 16px;
  color: var(--c-ink3);
  margin-top: 12px;
  max-width: 540px;
  line-height: 1.75;
}

/* ─── 页脚 ─── */
.site-footer {
  background: var(--c-white);
  border-top: 1px solid var(--c-border2);
  padding: 40px 0 24px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--c-ink3);
  margin-top: 12px;
  line-height: 1.7;
  max-width: 240px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col ul li a {
  font-size: 13px;
  color: var(--c-ink3);
  transition: color .2s;
}

.footer-col ul li a:hover { color: var(--c-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--c-border2);
}

.footer-bottom p { font-size: 12px; color: var(--c-ink4); }

.footer-icp a {
  font-size: 12px;
  color: var(--c-ink4);
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-icp a:hover { color: var(--c-ink3); }

/* ─── 动画 ─── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s, transform .5s;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── 响应式 ─── */
@media (max-width: 1024px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .footer-inner { grid-template-columns: 1fr; }
}
.ydf-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(14,17,23,0.55);
  backdrop-filter: blur(4px);
  z-index: 9998;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.ydf-overlay.open { display: flex; }
.ydf-modal {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.18);
  position: relative;
  animation: ydfSlideUp .25s ease;
  overflow: hidden;
}
.ydf-modal-trial { max-width: 520px; }
@keyframes ydfSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.ydf-modal-head {
  padding: 28px 32px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.ydf-modal-title {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--c-ink, #0e1117);
  letter-spacing: -0.3px;
  margin-bottom: 4px;
}
.ydf-modal-sub {
  font-size: 13px;
  color: var(--c-ink3, #5a6175);
  line-height: 1.6;
}
.ydf-modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(14,17,23,0.10);
  background: #f7f8fa;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0;
  transition: background .2s;
}
.ydf-modal-close:hover { background: #eceef2; }
.ydf-modal-close svg { width: 14px; height: 14px; stroke: #5a6175; }
.ydf-modal-body { padding: 24px 32px 32px; }
.ydf-form-group { margin-bottom: 14px; }
.ydf-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ydf-form-label {
  font-size: 13px; font-weight: 500;
  color: var(--c-ink2, #2d3340);
  margin-bottom: 6px; display: block;
}
.ydf-form-label .req { color: #e53e3e; margin-left: 2px; }
.ydf-form-input,
.ydf-form-select,
.ydf-form-textarea {
  width: 100%;
  border: 1px solid rgba(14,17,23,0.12);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--c-ink, #0e1117);
  background: #f7f8fa;
  outline: none;
  transition: border .2s, box-shadow .2s;
  -webkit-appearance: none;
}
.ydf-form-input:focus,
.ydf-form-select:focus,
.ydf-form-textarea:focus {
  border-color: var(--c-primary, #1a56db);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26,86,219,0.09);
}
.ydf-form-textarea { resize: vertical; min-height: 88px; line-height: 1.6; }
.ydf-form-submit {
  width: 100%; padding: 13px;
  border-radius: 10px;
  background: var(--c-primary, #1a56db);
  color: #fff; border: none;
  font-size: 15px; font-weight: 500;
  cursor: pointer; font-family: inherit;
  transition: background .2s, opacity .2s;
  margin-top: 4px;
}
.ydf-form-submit:hover { background: var(--c-primary-d, #1340a8); }
.ydf-form-submit:disabled { opacity: .6; cursor: not-allowed; }
.ydf-divider {
  display: flex; align-items: center; gap: 12px;
  margin: 16px 0;
  font-size: 12px; color: #9aa0b0;
}
.ydf-divider::before,
.ydf-divider::after {
  content: ''; flex: 1;
  height: 1px; background: rgba(14,17,23,0.08);
}
.ydf-login-alt { display: flex; gap: 10px; }
.ydf-login-alt-btn {
  flex: 1; padding: 10px;
  border: 1px solid rgba(14,17,23,0.12);
  border-radius: 10px;
  background: #fff; cursor: pointer;
  font-size: 13px; font-weight: 500;
  color: var(--c-ink2, #2d3340);
  font-family: inherit;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: border-color .2s, box-shadow .2s;
}
.ydf-login-alt-btn:hover { border-color: rgba(26,86,219,0.35); box-shadow: 0 0 0 3px rgba(26,86,219,0.06); }
.ydf-login-alt-btn svg { width: 18px; height: 18px; }
.ydf-modal-foot {
  text-align: center;
  font-size: 13px; color: #9aa0b0;
  padding: 0 32px 24px;
  margin-top: -8px;
}
.ydf-modal-foot a { color: var(--c-primary, #1a56db); font-weight: 500; }
.ydf-form-alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 16px;
  display: flex; align-items: flex-start; gap: 8px;
  line-height: 1.5;
}
.ydf-form-alert.success { background: #d1fae5; color: #065f46; border: 1px solid rgba(5,150,105,0.2); }
.ydf-form-alert.error   { background: #fee2e2; color: #991b1b; border: 1px solid rgba(220,38,38,0.2); }
.ydf-form-alert svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; }
@media (max-width: 480px) {
  .ydf-modal-head { padding: 22px 20px 0; }
  .ydf-modal-body { padding: 20px 20px 24px; }
  .ydf-modal-foot { padding: 0 20px 20px; }
  .ydf-form-row   { grid-template-columns: 1fr; }
  .ydf-login-alt  { flex-direction: column; }
}
.ft-member-link { cursor: pointer; transition: color .2s; }
.ft-member-link:hover { color: var(--c-primary, #1a56db) !important; }
.ft-member-link::after {
  content: '🔒';
  font-size: 10px;
  margin-left: 5px;
  opacity: .45;
  vertical-align: middle;
}

.ydf-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(14,17,23,0.55);
  backdrop-filter: blur(4px);
  z-index: 9998;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.ydf-overlay.open { display: flex; }

.ydf-modal {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.18);
  position: relative;
  animation: ydfSlideUp .25s ease;
  overflow: hidden;
}
.ydf-modal-member { max-width: 480px; }

@keyframes ydfSlideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ydf-modal-head {
  padding: 28px 32px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.member-modal-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: #d97706;
  background: #fef3c7;
  border: 1px solid #fde68a;
  padding: 3px 10px;
  border-radius: 100px;
  margin-bottom: 10px;
  letter-spacing: 0.3px;
}
.member-modal-eyebrow svg { stroke: #d97706; }

.ydf-modal-title {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: var(--c-ink, #0e1117);
  letter-spacing: -0.3px;
  margin-bottom: 5px;
}
.ydf-modal-sub {
  font-size: 13px;
  color: var(--c-ink3, #5a6175);
  line-height: 1.65;
}
.ydf-modal-close {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(14,17,23,0.10);
  background: #f7f8fa;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0;
  transition: background .2s;
}
.ydf-modal-close:hover { background: #eceef2; }
.ydf-modal-close svg { width: 14px; height: 14px; stroke: #5a6175; }

.member-modal-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 20px 32px 0;
  padding: 16px 18px;
  background: linear-gradient(135deg, rgba(26,86,219,0.06), rgba(26,86,219,0.03));
  border: 1px solid rgba(26,86,219,0.15);
  border-radius: 12px;
}
.member-banner-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(26,86,219,0.1);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--c-primary, #1a56db);
}
.member-banner-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-ink, #0e1117);
  margin-bottom: 3px;
}
.member-banner-sub {
  font-size: 12px;
  color: var(--c-ink3, #5a6175);
  line-height: 1.5;
}

.ydf-modal-body { padding: 20px 32px 24px; }

.ydf-form-group { margin-bottom: 14px; }
.ydf-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ydf-form-label {
  font-size: 13px; font-weight: 500;
  color: var(--c-ink2, #2d3340);
  margin-bottom: 6px; display: block;
}
.ydf-form-label .req { color: #e53e3e; margin-left: 2px; }
.ydf-form-input {
  width: 100%;
  border: 1px solid rgba(14,17,23,0.12);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--c-ink, #0e1117);
  background: #f7f8fa;
  outline: none;
  transition: border .2s, box-shadow .2s;
}
.ydf-form-input:focus {
  border-color: var(--c-primary, #1a56db);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26,86,219,0.09);
}

.ydf-form-submit {
  width: 100%; padding: 13px;
  border-radius: 10px;
  background: var(--c-primary, #1a56db);
  color: #fff; border: none;
  font-size: 15px; font-weight: 500;
  cursor: pointer; font-family: inherit;
  transition: background .2s;
  margin-top: 4px;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.ydf-form-submit:hover { background: var(--c-primary-d, #1340a8); }

.member-perks {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(14,17,23,0.07);
}
.member-perk-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--c-ink3, #5a6175);
  line-height: 1.5;
}
.member-perk-item svg { stroke: var(--c-green, #059669); flex-shrink: 0; }

.ydf-modal-foot {
  text-align: center;
  font-size: 13px; color: #9aa0b0;
  padding: 0 32px 24px;
}
.ydf-modal-foot a { color: var(--c-primary, #1a56db); font-weight: 500; }

.ydf-form-alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 16px;
  display: flex; align-items: flex-start; gap: 8px;
  line-height: 1.5;
}
.ydf-form-alert.success { background: #d1fae5; color: #065f46; border: 1px solid rgba(5,150,105,0.2); }
.ydf-form-alert.error   { background: #fee2e2; color: #991b1b; border: 1px solid rgba(220,38,38,0.2); }
.ydf-form-alert svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 1px; }

@media (max-width: 480px) {
  .ydf-modal-head    { padding: 22px 20px 0; }
  .ydf-modal-body    { padding: 16px 20px 20px; }
  .ydf-modal-foot    { padding: 0 20px 20px; }
  .member-modal-banner { margin: 16px 20px 0; }
  .ydf-form-row      { grid-template-columns: 1fr; }
}
:root {
    --capsule-blue-start: #1a56db;
    --capsule-blue-end: #3b82f6;
    --capsule-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.capsule-widget {
    position: fixed;
    right: 20px;
    bottom: 40px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 15px;
    font-family: 'Noto Sans SC', sans-serif;
}
.capsule-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 68px;
    padding: 10px 0 15px 0;
    border-radius: 34px;
    text-decoration: none;
    box-shadow: var(--capsule-shadow);
    transition: all 0.3s ease;
}
.capsule-item:hover { transform: translateY(-5px); }
.capsule-icon-wrap {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}
.capsule-icon-wrap svg { width: 22px; height: 22px; }
.capsule-text { font-size: 13px; line-height: 1.4; text-align: center; font-weight: 500; }
.capsule-item.primary {
    background: linear-gradient(135deg, var(--capsule-blue-start), var(--capsule-blue-end));
    color: #ffffff;
}
.capsule-item.primary .capsule-icon-wrap { background: #ffffff; color: var(--capsule-blue-start); }
.capsule-item.white {
    background: #ffffff;
    color: var(--capsule-blue-start);
    border: 1px solid rgba(0,0,0,0.05);
}
.capsule-item.white .capsule-icon-wrap { background: none; color: var(--capsule-blue-start); box-shadow: none; }
.capsule-item.back-top {
    display: none;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(5px);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    align-self: center;
    padding: 0;
}
.capsule-item.back-top.show { display: flex; }
.capsule-item.back-top .capsule-icon-wrap { margin: 0; }
@media (max-width: 768px) {
    .capsule-widget { right: 10px; bottom: 30px; gap: 12px; }
    .capsule-item { width: 60px; border-radius: 30px; padding: 8px 0 12px 0; }
    .capsule-icon-wrap { width: 38px; height: 38px; }
    .capsule-text { font-size: 12px; }
}
.article-page { padding: 48px 0 80px; }
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; }

.article-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--c-ink4); margin-bottom: 24px; }
.article-breadcrumb a { color: var(--c-ink4); transition: color .2s; }
.article-breadcrumb a:hover { color: var(--c-primary); }

.article-hero { margin-bottom: 32px; }
.article-meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.article-cat-tag { font-size: 12px; padding: 3px 10px; border-radius: 100px; font-weight: 500; background: var(--c-primary-light); color: var(--c-primary); }
.article-level { font-size: 12px; padding: 3px 10px; border-radius: 100px; font-weight: 500; background: var(--c-green-light); color: var(--c-green); }
.article-date { font-size: 13px; color: var(--c-ink4); }
.article-title { font-family: 'Syne', sans-serif; font-size: clamp(22px, 3.5vw, 36px); font-weight: 800; color: var(--c-ink); line-height: 1.25; letter-spacing: -0.5px; margin-bottom: 16px; }
.article-summary { font-size: 16px; color: var(--c-ink3); line-height: 1.8; padding: 18px 20px; background: var(--c-bg); border-radius: var(--radius-md); border-left: 3px solid var(--c-primary); margin-bottom: 24px; }
.article-info-bar { display: flex; align-items: center; gap: 20px; padding: 16px 0; border-top: 1px solid var(--c-border2); border-bottom: 1px solid var(--c-border2); margin-bottom: 32px; }
.info-pill { font-size: 13px; color: var(--c-ink3); display: flex; align-items: center; gap: 6px; }

.article-content { font-size: 15px; line-height: 1.85; color: var(--c-ink2); }
.article-content h2 { font-family: 'Syne', sans-serif; font-size: 22px; font-weight: 800; color: var(--c-ink); margin: 36px 0 14px; letter-spacing: -0.3px; }
.article-content h3 { font-size: 17px; font-weight: 700; color: var(--c-ink); margin: 28px 0 10px; }
.article-content p { margin-bottom: 18px; }
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 18px; }
.article-content li { margin-bottom: 8px; line-height: 1.7; }
.article-content blockquote { border-left: 3px solid var(--c-primary); padding: 14px 18px; background: var(--c-primary-light); border-radius: 0 var(--radius-md) var(--radius-md) 0; margin: 24px 0; font-style: italic; color: var(--c-ink2); }
.article-content img { border-radius: var(--radius-md); margin: 24px 0; box-shadow: var(--shadow-sm); }
.article-content code { background: var(--c-bg); padding: 2px 6px; border-radius: 4px; font-family: Consolas, monospace; font-size: 13px; color: var(--c-primary); }
.article-content pre { background: #0e1117; color: #e2e8f0; padding: 20px; border-radius: var(--radius-md); overflow-x: auto; margin: 24px 0; font-size: 13px; line-height: 1.7; }

.article-tags { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--c-border2); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.article-tags span { font-size: 13px; color: var(--c-ink4); }
.article-tag-link { font-size: 12px; padding: 4px 10px; border-radius: 100px; border: 1px solid var(--c-border); color: var(--c-ink3); transition: all .2s; }
.article-tag-link:hover { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
.article-nav-item { padding: 16px 18px; border: 1px solid var(--c-border); border-radius: var(--radius-lg); transition: all .25s; }
.article-nav-item:hover { box-shadow: var(--shadow-md); border-color: rgba(26,86,219,0.2); }
.article-nav-label { font-size: 11px; color: var(--c-ink4); margin-bottom: 6px; }
.article-nav-title { font-size: 14px; font-weight: 600; color: var(--c-ink2); line-height: 1.4; }
.article-nav-item.next { text-align: right; }

.sidebar .sidebar-widget { background: var(--c-white); border: 1px solid var(--c-border); border-radius: var(--radius-lg); padding: 22px 20px; margin-bottom: 20px; }
.sidebar .widget-title { font-size: 14px; font-weight: 700; color: var(--c-ink); margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--c-border2); }
.toc-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.toc-item a { font-size: 13px; color: var(--c-ink3); transition: color .2s; display: flex; align-items: flex-start; gap: 8px; }
.toc-item a::before { content: '›'; color: var(--c-primary); font-weight: 700; flex-shrink: 0; }
.toc-item a:hover { color: var(--c-primary); }
.related-posts { display: flex; flex-direction: column; gap: 12px; }
.related-post { display: flex; gap: 12px; }
.related-post-title { font-size: 13px; font-weight: 500; color: var(--c-ink2); line-height: 1.45; transition: color .2s; }
.related-post-title:hover { color: var(--c-primary); }
.related-post-meta { font-size: 11px; color: var(--c-ink4); margin-top: 3px; }

@media (max-width: 900px) { .article-layout { grid-template-columns: 1fr; } .sidebar { display: none; } }
@media (max-width: 600px) { .article-nav { grid-template-columns: 1fr; } .article-info-bar { flex-wrap: wrap; gap: 12px; } }
.page-wrap {
  background: var(--c-bg, #f7f8fa);
  min-height: 60vh;
  padding: 0 0 96px;
}
.page-hero-bar {
  background: linear-gradient(135deg, #0e1117 0%, #1a2444 50%, #0f2060 100%);
  position: relative;
  overflow: hidden;
  padding: 64px 0 52px;
}
.page-hero-bar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 60% 50%, rgba(26,86,219,0.22) 0%, transparent 70%);
}
.page-hero-bar::after {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 360px; height: 360px;
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 50%;
}
.page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}
.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.page-breadcrumb a {
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  transition: color .2s;
}
.page-breadcrumb a:hover { color: rgba(255,255,255,0.75); }
.page-breadcrumb .sep { color: rgba(255,255,255,0.2); font-size: 10px; }
.page-breadcrumb .current { color: rgba(255,255,255,0.55); }
.page-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #93b4f8;
  background: rgba(26,86,219,0.28);
  border: 1px solid rgba(26,86,219,0.45);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}
.page-hero-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(26px, 4vw, 40px);
  color: #fff;
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.page-hero-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.page-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}
.page-hero-meta-item svg { width: 14px; height: 14px; stroke: rgba(255,255,255,0.3); }
.page-content-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding-top: 56px;
}
.page-card {
  background: var(--c-white, #fff);
  border: 1px solid var(--c-border, rgba(14,17,23,0.1));
  border-radius: 20px;
  padding: 52px 56px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.05);
}
.page-entry-content {
  color: var(--c-ink2, #2d3340);
  font-size: 15.5px;
  line-height: 1.85;
  word-break: break-word;
}
.page-entry-content h1,
.page-entry-content h2,
.page-entry-content h3,
.page-entry-content h4,
.page-entry-content h5,
.page-entry-content h6 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  color: var(--c-ink, #0e1117);
  line-height: 1.2;
  letter-spacing: -0.3px;
  margin-top: 2em;
  margin-bottom: .6em;
}
.page-entry-content h2 {
  font-size: clamp(20px, 3vw, 26px);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border2, rgba(14,17,23,0.06));
}
.page-entry-content h3 { font-size: clamp(17px, 2.5vw, 21px); }
.page-entry-content h4 { font-size: 17px; }
.page-entry-content p { margin-bottom: 1.5em; }
.page-entry-content p:last-child { margin-bottom: 0; }
.page-entry-content a {
  color: var(--c-primary, #1a56db);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s;
}
.page-entry-content a:hover { color: var(--c-primary-d, #1340a8); }
.page-entry-content strong { font-weight: 700; color: var(--c-ink, #0e1117); }
.page-entry-content em { font-style: italic; }
.page-entry-content ul,
.page-entry-content ol { margin: 0 0 1.5em 1.2em; padding: 0; }
.page-entry-content li { margin-bottom: .5em; line-height: 1.75; }
.page-entry-content ul li { list-style: none; padding-left: 1.4em; position: relative; }
.page-entry-content ul li::before {
  content: '';
  position: absolute;
  left: 0; top: .65em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-primary, #1a56db);
  opacity: .6;
}
.page-entry-content ol { list-style: decimal; }
.page-entry-content blockquote {
  margin: 2em 0;
  padding: 20px 24px 20px 28px;
  border-left: 3px solid var(--c-primary, #1a56db);
  background: var(--c-primary-light, #e8f0fe);
  border-radius: 0 12px 12px 0;
  font-size: 15px;
  color: var(--c-ink2, #2d3340);
  line-height: 1.8;
}
.page-entry-content blockquote p { margin: 0; }
.page-entry-content pre {
  background: #0e1117;
  color: #e2e8f0;
  border-radius: 12px;
  padding: 24px 28px;
  overflow-x: auto;
  font-size: 13.5px;
  line-height: 1.7;
  margin: 1.8em 0;
}
.page-entry-content code {
  background: var(--c-bg, #f7f8fa);
  border: 1px solid var(--c-border, rgba(14,17,23,0.1));
  border-radius: 5px;
  padding: 2px 7px;
  font-size: .88em;
  font-family: 'Fira Code', 'Courier New', monospace;
  color: var(--c-primary, #1a56db);
}
.page-entry-content pre code {
  background: none; border: none; padding: 0; color: inherit; font-size: inherit;
}
.page-entry-content img {
  max-width: 100%; height: auto;
  border-radius: 12px; margin: 1.5em 0; display: block;
}
.page-entry-content table {
  width: 100%; border-collapse: collapse;
  margin: 1.8em 0; font-size: 14px;
}
.page-entry-content th {
  background: var(--c-bg, #f7f8fa);
  font-weight: 700;
  color: var(--c-ink, #0e1117);
  text-align: left;
  padding: 12px 16px;
  border-bottom: 2px solid var(--c-border, rgba(14,17,23,0.1));
}
.page-entry-content td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-border2, rgba(14,17,23,0.06));
  color: var(--c-ink2, #2d3340);
  vertical-align: top;
}
.page-entry-content tr:last-child td { border-bottom: none; }
.page-entry-content tr:hover td { background: var(--c-bg, #f7f8fa); }
.page-entry-content hr {
  border: none;
  border-top: 1px solid var(--c-border2, rgba(14,17,23,0.06));
  margin: 2.5em 0;
}
.page-links-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--c-border2, rgba(14,17,23,0.06));
  font-size: 13px;
  color: var(--c-ink3, #5a6175);
  flex-wrap: wrap;
}
.page-links-wrap a,
.page-links-wrap span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid var(--c-border, rgba(14,17,23,0.1));
  font-size: 13px; font-weight: 500;
  text-decoration: none;
  color: var(--c-ink2, #2d3340);
  transition: all .2s;
}
.page-links-wrap a:hover { background: var(--c-primary, #1a56db); color: #fff; border-color: var(--c-primary, #1a56db); }
.page-links-wrap > span:first-child { background: none; border: none; width: auto; }
.page-cta-bar {
  margin-top: 48px;
  padding: 32px 36px;
  background: linear-gradient(135deg, rgba(26,86,219,0.06), rgba(26,86,219,0.02));
  border: 1px solid rgba(26,86,219,0.14);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-bar-title {
  font-family: 'Syne', sans-serif;
  font-size: 17px;
  font-weight: 800;
  color: var(--c-ink, #0e1117);
  margin-bottom: 5px;
  letter-spacing: -0.2px;
}
.cta-bar-sub { font-size: 13px; color: var(--c-ink3, #5a6175); line-height: 1.55; }
.page-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--c-primary, #1a56db);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s, transform .15s;
  text-decoration: none;
}
.page-cta-btn:hover { background: var(--c-primary-d, #1340a8); transform: translateY(-1px); }
.page-cta-btn svg { width: 15px; height: 15px; }
.page-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--c-border2, rgba(14,17,23,0.06));
}
.page-nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-ink3, #5a6175);
  text-decoration: none;
  padding: 9px 16px;
  border: 1px solid var(--c-border, rgba(14,17,23,0.1));
  border-radius: 10px;
  background: var(--c-white, #fff);
  transition: all .2s;
  max-width: 48%;
}
.page-nav-link:hover {
  color: var(--c-primary, #1a56db);
  border-color: rgba(26,86,219,0.25);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.page-nav-link svg { width: 14px; height: 14px; flex-shrink: 0; }
.page-nav-link span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.page-nav-link.next { margin-left: auto; }
@media (max-width: 768px) {
  .page-card { padding: 32px 24px; }
  .page-hero-bar { padding: 48px 0 36px; }
  .page-content-wrap { padding-top: 32px; }
  .page-cta-bar { flex-direction: column; align-items: flex-start; padding: 24px; }
  .page-nav-bar { flex-direction: column; align-items: stretch; }
  .page-nav-link { max-width: 100%; }
  .page-nav-link.next { margin-left: 0; }
}
@media (max-width: 480px) {
  .page-card { padding: 24px 18px; border-radius: 14px; }
  .page-hero-meta { gap: 12px; }
}
.hero-section {
  display: block;
  background: linear-gradient(135deg, #0e1117 0%, #1a2444 50%, #0f2060 100%);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 65% 50%, rgba(26,86,219,0.25) 0%, transparent 70%);
}
.hero-section::after {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 50%;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26,86,219,0.3);
  border: 1px solid rgba(26,86,219,0.5);
  color: #93b4f8;
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
  font-weight: 500;
}
.hero-badge-dot { width:6px;height:6px;border-radius:50%;background:#4a90f5;animation:pulse 2s infinite; }
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-title {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.1;
  color: #fff;
  letter-spacing: -1px;
  margin-bottom: 20px;
}
.hero-title em { font-style: normal; color: #6fa8ff; }
.hero-sub { font-size:16px;color:rgba(255,255,255,0.65);line-height:1.75;margin-bottom:36px;max-width:440px; }
.hero-actions { display:flex;gap:12px;flex-wrap:wrap; }
.hero-stats { display:flex;gap:32px;margin-top:48px;padding-top:32px;border-top:1px solid rgba(255,255,255,0.08); }
.stat-item strong { display:block;font-size:26px;font-weight:700;color:#fff;font-family:'Syne',sans-serif;letter-spacing:-0.5px; }
.stat-item span { font-size:12px;color:rgba(255,255,255,0.45); }
.hero-visual { position:relative; }
.hero-card-stack { position:relative;height:360px; }
.hcard { position:absolute;background:rgba(255,255,255,0.07);border:1px solid rgba(255,255,255,0.12);border-radius:var(--radius-xl);padding:20px;backdrop-filter:blur(8px); }
.hcard-main  { left:0;top:20px;width:280px;background:rgba(255,255,255,0.10); }
.hcard-order { right:0;top:0;width:220px; }
.hcard-ship  { right:20px;bottom:0;width:240px; }
.hcard-label { font-size:11px;color:rgba(255,255,255,0.4);margin-bottom:12px;font-weight:500;letter-spacing:0.5px;text-transform:uppercase; }
.hcard-title { font-size:14px;color:#fff;font-weight:500;margin-bottom:8px; }
.hcard-row { display:flex;justify-content:space-between;align-items:center;margin-bottom:6px; }
.hcard-key { font-size:12px;color:rgba(255,255,255,0.45); }
.hcard-val { font-size:12px;color:rgba(255,255,255,0.85);font-weight:500; }
.hcard-val.green{color:#4ade80}.hcard-val.blue{color:#60a5fa}.hcard-val.amber{color:#fbbf24}
.status-badge { display:inline-flex;align-items:center;gap:5px;font-size:11px;padding:3px 10px;border-radius:100px;font-weight:500; }
.status-badge.success{background:rgba(74,222,128,0.15);color:#4ade80}
.status-badge.warning{background:rgba(251,191,36,0.15);color:#fbbf24}
.progress-bar{height:4px;background:rgba(255,255,255,0.1);border-radius:2px;margin-top:12px;overflow:hidden}
.progress-fill{height:100%;border-radius:2px;background:linear-gradient(90deg,#4a90f5,#60a5fa)}

/* ── 平台滚动 ── */
.platforms-section { background:var(--c-white);padding:52px 0;border-bottom:1px solid var(--c-border2); }
.platforms-label { text-align:center;font-size:13px;color:var(--c-ink4);margin-bottom:28px;font-weight:500;letter-spacing:0.5px; }
.platforms-track-wrap { overflow:hidden;position:relative; }
.platforms-track-wrap::before,
.platforms-track-wrap::after {
  content:'';position:absolute;top:0;bottom:0;width:80px;z-index:2;pointer-events:none;
}
.platforms-track-wrap::before { left:0; background:linear-gradient(to right,var(--c-white,#fff),transparent); }
.platforms-track-wrap::after  { right:0;background:linear-gradient(to left, var(--c-white,#fff),transparent); }
.platforms-track { display:flex;gap:14px;width:max-content;animation:platformScroll 36s linear infinite; }
.platforms-track:hover { animation-play-state:paused; }
@keyframes platformScroll { 0%{transform:translateX(0)} 100%{transform:translateX(-50%)} }
.platform-pill {
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 22px;background:var(--c-white,#fff);
  border:1px solid var(--c-border,rgba(14,17,23,0.1));border-radius:100px;
  font-size:14px;font-weight:600;color:var(--c-ink2,#2d3340);
  box-shadow:0 1px 6px rgba(0,0,0,0.05);white-space:nowrap;flex-shrink:0;
  transition:box-shadow .2s,border-color .2s;
}
.platform-pill:hover { box-shadow:0 4px 16px rgba(0,0,0,0.10);border-color:rgba(26,86,219,0.2); }
.platform-pill .picon { width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0; }
.platform-pill .picon svg { width:14px;height:14px; }

/* ── 全球网络 ── */
.globe-section { background:var(--c-bg);padding:2px 0; }
.globe-header { text-align:center;margin-bottom:56px; }
.globe-inner { display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:start; }
.globe-map-wrap { border-radius:var(--radius-xl);overflow:hidden;background:#dbeafe;aspect-ratio:16/9; }
.globe-map-svg { width:100%;height:100%;display:block; }
.globe-regions { display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px; }
.globe-region-tag { display:flex;align-items:center;gap:6px;padding:8px 12px;background:var(--c-white);border:1px solid var(--c-border);border-radius:var(--radius-md);font-size:12px;font-weight:500;color:var(--c-ink2); }
.globe-region-dot { width:7px;height:7px;border-radius:50%;flex-shrink:0; }
.globe-stats { display:flex;flex-direction:column;gap:16px; }
.globe-stat-card { background:var(--c-white);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:13px 24px;transition:all .25s;position:relative;overflow:hidden; }
.globe-stat-card::before { content:'';position:absolute;left:0;top:0;bottom:0;width:3px;border-radius:3px 0 0 3px; }
.globe-stat-card:nth-child(1)::before{background:var(--c-primary,#1a56db)}
.globe-stat-card:nth-child(2)::before{background:#f97316}
.globe-stat-card:nth-child(3)::before{background:#059669}
.globe-stat-card:nth-child(4)::before{background:#8b5cf6}
.globe-stat-card:hover { box-shadow:var(--shadow-md);transform:translateX(4px); }
.gsc-num {font-size:28px;font-weight:800;color:var(--c-ink);letter-spacing:-0.5px;line-height:1;margin-bottom:4px; }
.gsc-label { font-size:13px;color:var(--c-ink3); }
.gsc-sub   { font-size:12px;color:var(--c-ink4);margin-top:4px;line-height:1.5; }

/* ── How ── */
.how-section { background:var(--c-white); }
.how-header { text-align:center;margin-bottom:60px; }
.steps-grid { display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative; }
.steps-grid::before { content:'';position:absolute;top:36px;left:calc(12.5% + 24px);right:calc(12.5% + 24px);height:1px;background:repeating-linear-gradient(90deg,var(--c-border) 0,var(--c-border) 6px,transparent 6px,transparent 12px); }
.step-item { text-align:center;padding:0 20px;position:relative; }
.step-num { width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Syne',sans-serif;font-size:18px;font-weight:800;color:var(--c-primary);margin:0 auto 20px;position:relative;z-index:1;background:var(--c-white);box-shadow:var(--shadow-sm);border:2px solid var(--c-white);outline:1px solid var(--c-border); }
.step-title{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:8px}
.step-desc{font-size:13px;color:var(--c-ink3);line-height:1.65}

/* ── Features ── */
.features-section{background:var(--c-bg)}
.features-header{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end;margin-bottom:48px}
.feature-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fcard{background:var(--c-white);border:1px solid var(--c-border);border-radius:var(--radius-lg);padding:28px 24px;transition:all .25s}
.fcard:hover{box-shadow:var(--shadow-md);border-color:rgba(26,86,219,0.2);transform:translateY(-3px)}
.fcard-icon{width:44px;height:44px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.fcard-icon svg{width:22px;height:22px}
.fcard-title{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:8px}
.fcard-desc{font-size:13px;color:var(--c-ink3);line-height:1.7}

/* ── Tutorial ── */
.tutorial-section{background:var(--c-white)}
.tutorial-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:36px}
.see-more{font-size:13px;color:var(--c-primary);font-weight:500;display:inline-flex;align-items:center;gap:4px;transition:gap .2s}
.see-more:hover{gap:8px}
.tutorial-tabs{display:flex;gap:8px;margin-bottom:28px;flex-wrap:wrap}
.tab-btn{padding:7px 16px;border-radius:100px;font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--c-border);background:transparent;color:var(--c-ink3);font-family:inherit;transition:all .2s}
.tab-btn.active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.tab-btn:hover:not(.active){background:var(--c-bg)}
.tutorial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tutorial-card{border:1px solid var(--c-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--c-white);transition:all .25s}
.tutorial-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.tc-thumb{aspect-ratio:16/9;overflow:hidden;position:relative}
.tc-thumb-bg{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:40px}
.tc-category{position:absolute;top:12px;left:12px;font-size:11px;font-weight:500;padding:3px 10px;border-radius:100px;background:rgba(0,0,0,0.5);color:#fff;backdrop-filter:blur(4px)}
.tc-body{padding:18px 20px}
.tc-title{font-size:15px;font-weight:700;color:var(--c-ink);line-height:1.45;margin-bottom:8px}
.tc-desc{font-size:13px;color:var(--c-ink3);line-height:1.65;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tc-meta{display:flex;align-items:center;justify-content:space-between}
.tc-tag{font-size:11px;padding:3px 10px;border-radius:100px;font-weight:500}
.tag-beginner{background:var(--c-green-light);color:var(--c-green)}
.tag-intermediate{background:#fef3c7;color:#d97706}
.tag-advanced{background:#fee2e2;color:#dc2626}
.tc-read{font-size:12px;color:var(--c-ink4);display:flex;align-items:center;gap:4px}

/* ── FAQ ── */
.faq-section{background:var(--c-bg)}
.faq-header{text-align:center;margin-bottom:48px}
.faq-list{max-width:720px;margin:0 auto}
.faq-item{background:var(--c-white);border:1px solid var(--c-border);border-radius:var(--radius-md);margin-bottom:12px;overflow:hidden}
.faq-q{width:100%;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;background:none;border:none;font-family:inherit;font-size:15px;font-weight:500;color:var(--c-ink);cursor:pointer;text-align:left;gap:16px}
.faq-arrow{width:28px;height:28px;border-radius:50%;background:var(--c-bg);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .25s,background .2s}
.faq-item.open .faq-arrow{transform:rotate(180deg);background:var(--c-primary-light)}
.faq-item.open .faq-arrow svg{stroke:var(--c-primary)}
.faq-a{display:none;padding:0 22px 18px;font-size:14px;color:var(--c-ink3);line-height:1.75;border-top:1px solid var(--c-border2)}
.faq-a p{padding-top:16px}
.faq-item.open .faq-a{display:block}

/* ── CTA ── */
.cta-section{background:linear-gradient(135deg,#0e1117,#1a2444);position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 80% at 50% 50%,rgba(26,86,219,0.2) 0%,transparent 70%)}
.cta-inner{text-align:center;position:relative;z-index:1}
.cta-title{font-family:'Syne',sans-serif;font-size:clamp(28px,4vw,46px);font-weight:800;color:#fff;letter-spacing:-0.5px;line-height:1.15;margin-bottom:16px}
.cta-sub{font-size:16px;color:rgba(255,255,255,0.6);margin-bottom:36px}
.cta-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.cta-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,0.3)}

@media(max-width:1024px){
  .globe-inner{grid-template-columns:1fr}
  .globe-stats{display:grid;grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-visual{display:none}
  .hero-stats{gap:20px;flex-wrap:wrap}
  .steps-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .steps-grid::before{display:none}
  .feature-cards{grid-template-columns:1fr}
  .features-header{grid-template-columns:1fr;gap:20px}
  .tutorial-grid{grid-template-columns:1fr}
  .globe-stats{grid-template-columns:1fr 1fr}
  .globe-regions{grid-template-columns:1fr 1fr 1fr}
}
@media(max-width:480px){
  .steps-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%;justify-content:center}
  .globe-stats{grid-template-columns:1fr}
}