/* ========== 设计 Token（Anthropic 风：暖橙 + 深海军蓝） ========== */
:root {
  --bg: #fafaf7;
  --bg-alt: #ffffff;
  --panel: #ffffff;
  --dark: #0b1628;
  --dark-2: #1a2339;
  --text: #111827;
  --text-2: #3f4759;
  --muted: #6b7280;
  --border: #ecece5;
  --border-2: #e0dfd5;

  --accent: #d97757;            /* 暖橙（Anthropic 系） */
  --accent-2: #c96742;
  --accent-soft: #faeadf;
  --accent-grad: linear-gradient(135deg, #e9875a 0%, #d15a3a 100%);

  --gold: #c9a265;
  --ok: #16a34a;
  --ok-soft: #dcfce7;
  --warn: #d97706;
  --warn-soft: #fef3c7;
  --danger: #dc2626;
  --danger-soft: #fee2e2;

  --r-sm: 10px;
  --r: 14px;
  --r-lg: 18px;
  --r-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(11, 22, 40, 0.05), 0 1px 1px rgba(11, 22, 40, 0.03);
  --shadow: 0 10px 28px -12px rgba(11, 22, 40, 0.14), 0 2px 6px -2px rgba(11, 22, 40, 0.06);
  --shadow-lg: 0 30px 60px -20px rgba(11, 22, 40, 0.22);

  --max: 980px;
  --pad: 20px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: transparent; }
img { max-width: 100%; display: block; }

/* ========== 顶部栏 / 抽屉 ========== */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px var(--pad);
  padding-top: calc(10px + env(safe-area-inset-top));
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 16px; color: var(--dark);
}
.brand-mark {
  width: 22px; height: 22px; border-radius: 7px;
  background: var(--accent-grad);
  box-shadow: 0 4px 10px -3px rgba(217, 119, 87, 0.55);
  position: relative;
}
.brand-mark::after {
  content: ''; position: absolute; inset: 5px;
  border: 2px solid #fff; border-radius: 50%;
  border-right-color: transparent; transform: rotate(-45deg);
}
.hamburger {
  width: 36px; height: 36px; border-radius: 10px;
  display: inline-flex; flex-direction: column; justify-content: center; align-items: center;
  gap: 4px;
}
.hamburger span {
  width: 18px; height: 2px; background: var(--dark); border-radius: 2px;
  transition: transform 0.22s, opacity 0.22s;
}
.hamburger[aria-expanded='true'] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger[aria-expanded='true'] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded='true'] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.drawer {
  position: fixed; top: 0; right: 0;
  width: 240px; max-width: 80vw;
  height: 100dvh;
  padding: calc(60px + env(safe-area-inset-top)) 18px 30px;
  background: #fff;
  box-shadow: -20px 0 40px -20px rgba(11, 22, 40, 0.2);
  z-index: 40;
  transform: translateX(100%);
  transition: transform 0.28s ease;
  display: flex; flex-direction: column; gap: 4px;
}
.drawer[aria-hidden='false'] { transform: translateX(0); }
.drawer-item {
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 15px; color: var(--text-2);
  font-weight: 500;
}
.drawer-item.active {
  color: var(--accent);
  background: var(--accent-soft);
}
.drawer-cta { margin-top: 14px; }

/* ========== 通用按钮 ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 42px; padding: 0 18px;
  border-radius: 10px;
  font-size: 14px; font-weight: 600;
  transition: transform 0.1s, box-shadow 0.2s, opacity 0.2s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  color: #fff;
  background: var(--accent-grad);
  box-shadow: 0 10px 22px -10px rgba(217, 119, 87, 0.6);
}
.btn-ghost {
  color: var(--dark);
  background: #fff;
  border: 1px solid var(--border-2);
}
.btn-ghost-light {
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(6px);
}
.btn-lg { height: 48px; padding: 0 22px; font-size: 15px; border-radius: 12px; }

/* ========== 悬浮 FAB + 模态 ========== */
.fab {
  position: fixed; z-index: 45;
  right: 16px; bottom: calc(16px + env(safe-area-inset-bottom));
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 18px 12px 14px;
  border-radius: 999px;
  background: var(--accent-grad);
  color: #fff;
  font-weight: 700; font-size: 14px;
  box-shadow: 0 16px 30px -10px rgba(217, 119, 87, 0.55), 0 4px 10px rgba(0, 0, 0, 0.08);
}
.fab::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  box-shadow: 0 0 0 4px rgba(217, 119, 87, 0.18);
  animation: pulse 2s ease-in-out infinite;
  pointer-events: none;
}
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.08); opacity: 0.5; } }

.modal {
  position: fixed; inset: 0; z-index: 60;
  display: none; align-items: center; justify-content: center;
  padding: 20px;
}
.modal[aria-hidden='false'] { display: flex; }
.modal-mask {
  position: absolute; inset: 0;
  background: rgba(11, 22, 40, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal-card {
  position: relative;
  width: 100%; max-width: 420px;
  padding: 26px 22px 22px;
  background: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  animation: popup 0.22s ease;
}
@keyframes popup { from { opacity: 0; transform: translateY(12px) scale(0.98); } to { opacity: 1; transform: none; } }
.modal-close {
  position: absolute; top: 8px; right: 8px;
  width: 34px; height: 34px; border-radius: 50%;
  font-size: 22px; color: var(--muted); line-height: 1;
}
.modal-close:active { background: #f4f4ef; }
.modal-title { font-size: 17px; font-weight: 700; letter-spacing: -0.2px; }
.modal-sub { margin-top: 4px; font-size: 12px; color: var(--muted); }
.qr-grid { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.qr-item {
  padding: 12px 10px;
  background: #fafaf7;
  border-radius: 14px;
  text-align: center;
}
.qr-item img { width: 100%; border-radius: 8px; background: #fff; }
.qr-label { margin-top: 8px; font-size: 13px; font-weight: 600; }
.qr-hint { margin-top: 2px; font-size: 11px; color: var(--muted); }

/* ========== 主区块通用 ========== */
.main { min-height: calc(100vh - 56px); padding-bottom: 90px; }
.sec { padding: 64px 0; }
.sec-alt { background: var(--bg-alt); }
.sec-inner { max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.sec-h2 {
  margin: 6px 0 10px;
  font-size: 28px; font-weight: 800; line-height: 1.2;
  letter-spacing: -0.6px;
  color: var(--dark);
}
.sec-lead { margin: 0 0 24px; color: var(--text-2); font-size: 15px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--accent);
  padding: 4px 10px;
  background: var(--accent-soft);
  border-radius: 999px;
}
.eyebrow-light { color: #fff; background: rgba(255, 255, 255, 0.15); }

.two-col {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
@media (min-width: 720px) { .two-col { grid-template-columns: 1.3fr 1fr; gap: 36px; } }

/* ========== Hero ========== */
.hero {
  position: relative;
  padding: 56px 0 72px;
  color: #fff; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(100% 80% at 0% 0%, rgba(217, 119, 87, 0.42) 0%, transparent 55%),
    radial-gradient(80% 60% at 100% 10%, rgba(201, 162, 101, 0.26) 0%, transparent 55%),
    linear-gradient(180deg, #0b1628 0%, #162339 100%);
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.45;
}
.hero-inner { position: relative; max-width: var(--max); margin: 0 auto; padding: 0 var(--pad); }
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-size: 12px; color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
}
.kicker-dot { width: 6px; height: 6px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 8px #4ade80; }
.hero-h1 {
  margin: 16px 0 14px;
  font-size: 34px; font-weight: 800;
  letter-spacing: -1px; line-height: 1.2;
}
.hero-h1 em { font-style: normal; color: var(--accent); }
.hero-p {
  margin: 0 0 24px;
  font-size: 15px; line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-badges {
  margin-top: 36px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
  padding: 18px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--r-lg);
  backdrop-filter: blur(6px);
}
.hb-item { text-align: center; }
.hb-num {
  font-size: 22px; font-weight: 800;
  letter-spacing: -0.4px;
  color: #fff;
  font-variant-numeric: tabular-nums;
}
.hb-label { margin-top: 2px; font-size: 11px; color: rgba(255, 255, 255, 0.7); }

/* ========== 子页 Hero（浅色） ========== */
.sub-hero {
  padding: 44px 0 28px;
  background: linear-gradient(180deg, #fff 0%, transparent 100%);
}
.sub-h1 {
  margin: 8px 0 8px;
  font-size: 30px; font-weight: 800;
  letter-spacing: -0.8px; line-height: 1.2;
  color: var(--dark);
}
.sub-p { margin: 0; color: var(--text-2); font-size: 15px; line-height: 1.75; }
.sub-hero-agent {
  background: linear-gradient(140deg, #0b1628 0%, #1a2339 60%, #2b1b14 100%);
  position: relative; overflow: hidden; color: #fff;
}
.sub-hero-agent::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 119, 87, 0.45), transparent 70%);
}
.sub-hero-agent .sec-inner { position: relative; }
.sub-hero-agent .sub-h1-light { color: #fff; }
.sub-hero-agent .sub-p-light { color: rgba(255, 255, 255, 0.78); }
.sub-hero-agent .hero-actions { margin-top: 22px; }

/* ========== 痛点区 ========== */
.sec-pain { background: var(--bg-alt); }
.pain-grid {
  display: grid; grid-template-columns: 1fr; gap: 14px;
  margin-top: 18px;
}
@media (min-width: 720px) { .pain-grid { grid-template-columns: repeat(3, 1fr); } }
.pain {
  padding: 22px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.pain-no {
  font-size: 13px; font-weight: 700; color: var(--accent);
  letter-spacing: 1px;
}
.pain-t { margin-top: 6px; font-size: 17px; font-weight: 700; color: var(--dark); }
.pain-d { margin-top: 8px; color: var(--text-2); font-size: 14px; line-height: 1.7; }

/* ========== 优势卡 ========== */
.adv-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-top: 18px;
}
@media (min-width: 720px) { .adv-grid { grid-template-columns: repeat(4, 1fr); } }
.adv {
  padding: 20px 16px;
  background: var(--panel);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.adv-ic { font-size: 26px; line-height: 1; }
.adv-t { margin-top: 12px; font-size: 15px; font-weight: 700; color: var(--dark); }
.adv-d { margin-top: 6px; font-size: 13px; color: var(--text-2); line-height: 1.65; }

/* ========== 价格卡 ========== */
.price-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px;
  margin-top: 18px;
}
@media (min-width: 720px) { .price-grid { grid-template-columns: repeat(5, 1fr); } }
.price-card {
  position: relative;
  padding: 18px 14px 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-align: center;
  transition: transform 0.15s, box-shadow 0.2s, border-color 0.2s;
}
.price-card:active { transform: scale(0.98); }
.price-card.price-hot {
  border-color: var(--accent);
  box-shadow: 0 10px 30px -14px rgba(217, 119, 87, 0.4);
}
.price-card.price-warn { opacity: 0.78; }
.hot-ribbon {
  position: absolute; top: -8px; right: 12px;
  background: var(--accent-grad);
  color: #fff; font-size: 10px; font-weight: 700;
  padding: 3px 10px; border-radius: 999px;
  letter-spacing: 1px;
}
.price-flag { font-size: 28px; line-height: 1; }
.price-country { margin-top: 8px; font-size: 14px; font-weight: 600; color: var(--dark); }
.price-num {
  margin-top: 6px;
  font-size: 26px; font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}
.price-num em { font-size: 13px; font-style: normal; margin-right: 2px; font-weight: 700; }
.price-num small { font-size: 12px; color: var(--muted); font-weight: 500; margin-left: 2px; }
.price-desc { margin-top: 4px; font-size: 11px; color: var(--muted); }
.price-foot { margin-top: 22px; text-align: center; }

/* ========== 流程时间线 ========== */
.flow-line {
  margin-top: 18px;
  display: grid; grid-template-columns: 1fr; gap: 12px;
}
@media (min-width: 720px) { .flow-line { grid-template-columns: repeat(5, 1fr); gap: 8px; } }
.flow-step {
  position: relative;
  display: flex; gap: 14px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
@media (min-width: 720px) {
  .flow-step { flex-direction: column; gap: 10px; }
  .flow-step:not(:last-child)::after {
    content: ''; position: absolute; right: -6px; top: 36px;
    width: 12px; height: 2px; background: var(--accent);
    opacity: 0.5;
  }
}
.flow-dot {
  flex-shrink: 0;
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--accent-grad); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 15px;
  box-shadow: 0 6px 14px -6px rgba(217, 119, 87, 0.55);
}
.flow-body { flex: 1; }
.flow-t { font-size: 14px; font-weight: 700; color: var(--dark); }
.flow-d { margin-top: 4px; font-size: 12px; color: var(--text-2); line-height: 1.65; }

/* ========== 即将上线 ========== */
.soon-grid {
  margin-top: 18px;
  display: grid; grid-template-columns: 1fr; gap: 10px;
}
@media (min-width: 720px) { .soon-grid { grid-template-columns: 1fr 1fr; } }
.soon {
  display: flex; align-items: center; gap: 14px;
  padding: 16px;
  background: var(--panel);
  border: 1px dashed var(--border-2);
  border-radius: var(--r);
}
.soon-ic { font-size: 26px; line-height: 1; flex-shrink: 0; }
.soon-t { font-size: 14px; font-weight: 700; color: var(--dark); }
.soon-d { font-size: 12px; color: var(--muted); margin-top: 2px; }
.soon-tag {
  margin-left: auto; flex-shrink: 0;
  padding: 3px 10px; border-radius: 6px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.5px;
  color: var(--gold);
  background: rgba(201, 162, 101, 0.12);
  border: 1px solid rgba(201, 162, 101, 0.3);
}

/* ========== 代理加盟块（首页） ========== */
.sec-agent { background: var(--bg-alt); }
.agent-card {
  padding: 28px;
  background: linear-gradient(135deg, #0b1628 0%, #1a2339 100%);
  border-radius: var(--r-xl);
  color: #fff;
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1fr; gap: 24px;
}
@media (min-width: 720px) { .agent-card { grid-template-columns: 1.2fr 1fr; gap: 36px; padding: 36px; } }
.agent-card::before {
  content: ''; position: absolute; top: -60px; right: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 119, 87, 0.5), transparent 70%);
}
.agent-card .sec-h2 { color: #fff; }
.agent-p { margin: 12px 0 22px; color: rgba(255, 255, 255, 0.78); font-size: 14px; line-height: 1.75; }
.agent-actions { display: flex; flex-wrap: wrap; gap: 10px; position: relative; }
.agent-right { position: relative; display: flex; flex-direction: column; gap: 10px; }
.profit-card {
  padding: 16px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r);
  backdrop-filter: blur(6px);
}
.profit-card.alt { background: rgba(217, 119, 87, 0.12); border-color: rgba(217, 119, 87, 0.3); }
.profit-k { font-size: 12px; color: rgba(255, 255, 255, 0.65); }
.profit-v {
  margin-top: 4px;
  font-size: 28px; font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}
.profit-calc { font-size: 11px; color: rgba(255, 255, 255, 0.55); margin-top: 2px; }

/* ========== FAQ ========== */
.faq-list { margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.faq-group { margin-top: 22px; }
.faq-group:first-child { margin-top: 0; }
.faq-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.faq-item[open] { border-color: var(--accent); }
.faq-item summary {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 16px;
  font-size: 14px; font-weight: 600; color: var(--dark);
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q { flex: 1; }
.faq-arrow {
  width: 24px; height: 24px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
  font-weight: 700;
  transition: transform 0.22s;
}
.faq-item[open] .faq-arrow { transform: rotate(45deg); }
.faq-a {
  padding: 0 16px 16px;
  color: var(--text-2);
  font-size: 13px; line-height: 1.75;
}
.faq-more { margin-top: 20px; text-align: center; }

/* ========== 底部 CTA block ========== */
.cta-block {
  margin-top: 40px;
  padding: 60px var(--pad);
  background: var(--dark);
  color: #fff;
  position: relative; overflow: hidden;
}
.cta-block::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(80% 60% at 50% 0%, rgba(217, 119, 87, 0.35), transparent 70%);
}
.cta-inner { max-width: 640px; margin: 0 auto; text-align: center; position: relative; }
.cta-title {
  font-size: 26px; font-weight: 800;
  letter-spacing: -0.6px; line-height: 1.3;
}
.cta-sub { margin-top: 10px; color: rgba(255, 255, 255, 0.72); font-size: 14px; line-height: 1.75; }
.cta-actions { margin-top: 22px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ========== 规则清单 + 侧卡（KYC 页） ========== */
.rule-list { margin: 14px 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 14px; }
.rule-list li {
  padding: 14px 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r);
}
.rule-list b { display: block; color: var(--dark); font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.rule-list span { color: var(--text-2); font-size: 13px; line-height: 1.7; }
.rule-list a { color: var(--accent); font-weight: 600; }
.side-card {
  padding: 20px;
  background: linear-gradient(180deg, var(--dark) 0%, var(--dark-2) 100%);
  color: #fff;
  border-radius: var(--r-lg);
}
.side-t { font-size: 14px; font-weight: 700; margin-bottom: 14px; color: rgba(255, 255, 255, 0.7); letter-spacing: 0.5px; text-transform: uppercase; }
.side-row {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr;
  align-items: center; gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
}
.side-row:last-child { border-bottom: 0; }
.side-row:first-of-type {
  margin-bottom: 4px;
  font-weight: 700; color: rgba(255, 255, 255, 0.5);
  border-bottom: 0;
}
.side-k { color: rgba(255, 255, 255, 0.82); font-weight: 500; }
.side-v { text-align: center; font-weight: 600; }
.side-no { color: var(--danger); }
.side-ok { color: #4ade80; }

/* ========== 代理页专属 ========== */
.pillars {
  margin-top: 18px;
  display: grid; grid-template-columns: 1fr; gap: 10px;
}
@media (min-width: 720px) { .pillars { grid-template-columns: 1fr 1fr; } }
.pillar {
  padding: 20px 22px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r);
}
.pillar-k { font-size: 14px; font-weight: 700; color: var(--dark); }
.pillar-v { margin-top: 6px; font-size: 13px; color: var(--text-2); line-height: 1.7; }

.profit-table {
  margin-top: 18px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.pt-head, .pt-row {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  align-items: center;
  padding: 12px 14px;
  font-size: 13px;
}
.pt-head {
  background: #f6f6f0;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-size: 11px;
}
.pt-row { border-top: 1px solid var(--border); }
.pt-row.dim { color: var(--muted); }
.pt-area { font-weight: 600; color: var(--dark); display: flex; flex-direction: column; gap: 4px; }
.pt-area > span { margin-left: 6px; }
.tag-rec {
  display: inline-block; margin-left: 6px;
  padding: 1px 7px; font-size: 10px; font-weight: 700;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 4px;
}
.pt-note { font-size: 11px; font-weight: 400; color: var(--muted); margin-left: 0; }
.pt-profit { font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: -0.3px; }
.pt-tip {
  margin-top: 14px; padding: 14px 16px;
  background: var(--accent-soft);
  border-radius: var(--r);
  font-size: 13px; color: var(--dark); line-height: 1.7;
}
.pt-tip b { color: var(--accent); font-weight: 800; font-variant-numeric: tabular-nums; }

.join-grid {
  margin-top: 18px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
@media (min-width: 720px) { .join-grid { grid-template-columns: repeat(4, 1fr); } }
.join {
  padding: 18px 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
.join-no { font-size: 22px; font-weight: 800; color: var(--accent); letter-spacing: -0.5px; }
.join-t { margin-top: 6px; font-size: 14px; font-weight: 700; color: var(--dark); }
.join-d { margin-top: 4px; font-size: 12px; color: var(--text-2); line-height: 1.65; }

/* ========== 防风控长文 ========== */
/* Mobile-first：目录做成顶部横向滚动胶囊条，不挤占正文宽度 */
.guide-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 0 48px;
}
.guide-toc {
  position: sticky;
  top: calc(52px + env(safe-area-inset-top));
  z-index: 5;
  display: flex;
  flex-direction: row;
  gap: 6px;
  padding: 10px var(--pad);
  background: rgba(250, 250, 247, 0.9);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.guide-toc::-webkit-scrollbar { display: none; }
.toc-title { display: none; }
.toc-item {
  flex-shrink: 0;
  display: inline-flex; gap: 6px; align-items: baseline;
  padding: 7px 14px;
  font-size: 12px; font-weight: 500;
  color: var(--text-2);
  background: #fff;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  white-space: nowrap;
}
.toc-item span { color: var(--muted); font-weight: 700; font-size: 11px; }
.toc-item:hover, .toc-item:focus, .toc-item:active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
}
.guide-body { padding: 0 var(--pad); display: flex; flex-direction: column; gap: 40px; }
.guide-sec { scroll-margin-top: calc(110px + env(safe-area-inset-top)); }

/* Desktop：还原为左侧固定侧边栏 */
@media (min-width: 860px) {
  .guide-layout {
    grid-template-columns: 220px 1fr;
    gap: 40px;
    padding: 60px var(--pad);
  }
  .guide-toc {
    position: sticky;
    top: 80px;
    z-index: auto;
    flex-direction: column;
    gap: 4px;
    height: max-content;
    padding: 0;
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-bottom: 0;
    overflow-x: visible;
  }
  .toc-title {
    display: block;
    font-size: 11px; font-weight: 700;
    color: var(--muted);
    text-transform: uppercase; letter-spacing: 1px;
    margin-bottom: 6px; padding-left: 8px;
  }
  .toc-item {
    background: transparent;
    border: 0;
    border-left: 2px solid var(--border);
    border-radius: 0 8px 8px 0;
    padding: 8px 12px;
    font-size: 13px;
    white-space: normal;
  }
  .toc-item:hover, .toc-item:focus {
    background: var(--accent-soft);
    border-color: transparent;
    border-left-color: var(--accent);
  }
  .guide-body { padding: 0; }
  .guide-sec { scroll-margin-top: 80px; }
}
.guide-no {
  display: inline-block;
  font-size: 12px; font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--accent);
  padding: 3px 10px;
  background: var(--accent-soft);
  border-radius: 6px;
}
.guide-h2 {
  margin: 10px 0 16px;
  font-size: 22px; font-weight: 800; letter-spacing: -0.4px;
  color: var(--dark);
}
.guide-p { margin: 0 0 12px; font-size: 14px; line-height: 1.85; color: var(--text-2); }
.guide-p strong { color: var(--dark); font-weight: 700; }
.guide-callout {
  margin-top: 12px;
  padding: 22px 24px;
  background: var(--accent-soft);
  border-radius: var(--r-lg);
  border: 1px solid var(--accent);
  border-left-width: 4px;
}
.callout-t { font-size: 16px; font-weight: 800; color: var(--dark); }
.callout-d { margin: 6px 0 14px; font-size: 13px; color: var(--text-2); line-height: 1.7; }

/* ========== 联系页 ========== */
.contact-grid {
  display: grid; grid-template-columns: 1fr; gap: 14px;
}
@media (min-width: 720px) { .contact-grid { grid-template-columns: 1fr 1fr; } }
.contact-card {
  padding: 24px 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.contact-qr {
  width: 200px; height: 200px; margin: 0 auto;
  background: #fafaf7; border-radius: 14px;
}
.contact-t { margin-top: 16px; font-size: 17px; font-weight: 800; color: var(--dark); }
.contact-d { margin-top: 4px; font-size: 13px; color: var(--text-2); }
.contact-id { margin-top: 8px; font-size: 12px; color: var(--muted); font-family: 'SF Mono', Consolas, monospace; }
.contact-tip {
  margin-top: 22px; padding: 18px 20px;
  background: #fafaf7; border: 1px dashed var(--border-2);
  border-radius: var(--r-lg);
  color: var(--text-2); font-size: 13px; line-height: 1.85;
}
.contact-tip strong { color: var(--dark); }
.mono { font-family: 'SF Mono', Consolas, monospace; background: #fff; padding: 2px 8px; border-radius: 5px; border: 1px solid var(--border); }

/* ========== Footer ========== */
.footer {
  margin-top: 30px;
  padding: 42px var(--pad) 20px;
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
}
.footer-inner {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 1fr; gap: 28px;
}
@media (min-width: 720px) { .footer-inner { grid-template-columns: 1.2fr 1.6fr; gap: 40px; } }
.footer-logo { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 700; font-size: 16px; }
.footer-slogan { margin-top: 6px; font-size: 13px; color: rgba(255, 255, 255, 0.55); }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-k { font-size: 11px; font-weight: 700; color: rgba(255, 255, 255, 0.45); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.footer-col a { color: rgba(255, 255, 255, 0.75); }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  max-width: var(--max); margin: 24px auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 11px; color: rgba(255, 255, 255, 0.4);
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
}
.dot-sep { color: rgba(255, 255, 255, 0.25); }

/* 表尾内容因为有 FAB 需要空间 */
body { padding-bottom: 80px; }
.footer { margin-bottom: -80px; padding-bottom: calc(20px + 80px + env(safe-area-inset-bottom)); }