:root {
  --bg: #0b1020;
  --bg-soft: #111827;
  --panel: rgba(255,255,255,0.05);
  --panel-strong: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.08);
  --text: #e5e7eb;
  --text-soft: #94a3b8;
  --text-faint: #64748b;
  --white: #ffffff;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-soft: rgba(37,99,235,0.12);
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 50px rgba(0,0,0,0.28);
  --container: 1180px;
  --sidebar: 240px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { min-height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #0b1020 0%, #0e1528 100%);
  color: var(--text);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
.container { width: min(var(--container), 92%); margin: 0 auto; }
.page-section { padding: 72px 0; }
.section-title { font-size: 34px; color: var(--white); margin-bottom: 14px; text-align: center; }
.section-desc { max-width: 760px; margin: 0 auto 42px; text-align: center; color: var(--text-soft); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 10px; font-weight: 700;
  border: 1px solid transparent; transition: 0.2s ease; cursor: pointer;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: transparent; color: var(--white); border-color: var(--border); }
.btn-secondary:hover { border-color: rgba(255,255,255,0.2); background: rgba(255,255,255,0.03); }
.btn-soft { background: var(--panel); color: var(--text); border-color: var(--border); }
.btn-soft:hover { background: var(--panel-strong); }

.badge {
  display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px;
  font-size: 13px; background: var(--primary-soft);
  border: 1px solid rgba(37,99,235,0.25); color: #dbeafe;
}
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow);
}
.card-title { font-size: 22px; color: var(--white); margin-bottom: 12px; }
.card-desc { color: var(--text-soft); font-size: 15px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }

.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: rgba(11,16,32,0.86); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0; gap: 16px;
}
.site-logo { font-size: 22px; font-weight: 800; color: var(--white); }
.site-nav { display: flex; align-items: center; gap: 22px; color: var(--text); flex-wrap: wrap; }
.site-nav a { color: var(--text-soft); font-size: 15px; }
.site-nav a:hover, .site-nav a.active { color: var(--white); }

.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(circle at top left, rgba(37,99,235,0.35), transparent 35%),
    radial-gradient(circle at 100% 20%, rgba(14,165,233,0.15), transparent 25%);
}
.hero-wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 30px; align-items: center; }
.hero h1 { font-size: 52px; line-height: 1.15; margin-bottom: 18px; color: var(--white); max-width: 760px; }
.hero p { max-width: 780px; font-size: 18px; color: var(--text-soft); margin-bottom: 28px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.hero-note { color: var(--text-soft); font-size: 14px; }

.window {
  background: #020617; border: 1px solid var(--border); border-radius: 18px;
  overflow: hidden; box-shadow: var(--shadow);
}
.window-top {
  display: flex; align-items: center; gap: 8px; padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06); background: rgba(255,255,255,0.03);
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.30); }
.window-body { padding: 20px; }
.code-box {
  background: #020617; color: #e2e8f0;
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; overflow-x: auto; font-size: 14px; box-shadow: var(--shadow);
}
pre {
  white-space: pre-wrap; word-break: break-word; color: #e2e8f0; font-size: 14px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tags.center { justify-content: center; }

.site-footer {
  border-top: 1px solid var(--border); padding: 48px 0 28px; background: #090d1a;
}
.footer-grid {
  display: grid; gap: 24px; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 24px;
}
.footer-col h4 { color: var(--white); margin-bottom: 12px; font-size: 16px; }
.footer-col a { display: block; color: var(--text-soft); margin-bottom: 8px; font-size: 14px; }
.footer-copy {
  border-top: 1px solid var(--border); padding-top: 18px; color: var(--text-faint); font-size: 14px; text-align: center;
}

.page-hero { padding: 70px 0 24px; text-align: center; }
.page-hero h1 { font-size: 42px; color: var(--white); margin-bottom: 12px; }
.page-hero p { max-width: 760px; margin: 0 auto; color: var(--text-soft); }

.auth-page { min-height: 100vh; background: linear-gradient(180deg, #0b1020, #111827); }
.auth-wrap { width: min(460px, 92%); margin: 0 auto; padding: 20px 0 60px; }
.auth-brand { text-align: center; padding: 12px 0; }
.auth-brand a { color: var(--white); font-size: 22px; font-weight: 800; }
.auth-card {
  margin-top: 30px; background: rgba(255,255,255,0.05); border: 1px solid var(--border);
  border-radius: 20px; padding: 30px; box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 32px; color: var(--white); margin-bottom: 10px; text-align: center; }
.auth-subtitle { color: var(--text-soft); text-align: center; margin-bottom: 26px; }
.form-group { margin-bottom: 18px; }
.form-label { display: block; margin-bottom: 8px; color: #cbd5e1; font-size: 14px; font-weight: 600; }
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 14px 14px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.10); background: rgba(15,23,42,0.8); color: var(--white); outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--primary); }
.form-links {
  display: flex; justify-content: space-between; gap: 10px; margin-top: 18px;
  color: #93c5fd; font-size: 14px; flex-wrap: wrap;
}
.auth-note { margin-top: 22px; color: var(--text-soft); font-size: 14px; text-align: center; }

.dashboard-layout { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar); background: #0a0f1d; border-right: 1px solid var(--border); padding: 24px 18px;
}
.sidebar-brand { font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 26px; }
.sidebar-title {
  font-size: 12px; color: var(--text-faint); margin: 18px 0 10px; text-transform: uppercase; letter-spacing: 1px;
}
.sidebar-menu a {
  display: block; padding: 12px 14px; border-radius: 12px; color: #cbd5e1; margin-bottom: 8px;
}
.sidebar-menu a:hover, .sidebar-menu a.active { background: rgba(37,99,235,0.16); color: var(--white); }

.dashboard-main { flex: 1; padding: 28px; }
.dashboard-topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  margin-bottom: 26px; flex-wrap: wrap;
}
.dashboard-topbar h1 { font-size: 30px; color: var(--white); }
.dashboard-topbar p { color: var(--text-soft); font-size: 14px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.stat-label { font-size: 14px; color: var(--text-soft); margin-bottom: 8px; }
.stat-value { font-size: 30px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.stat-sub { font-size: 13px; color: var(--text-soft); }

.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.panel + .panel { margin-top: 22px; }
.panel h2 { font-size: 22px; color: var(--white); margin-bottom: 14px; }
.panel p { color: var(--text-soft); }
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  text-align: left; padding: 14px 10px; border-bottom: 1px solid rgba(255,255,255,0.06); font-size: 14px; vertical-align: middle;
}
.table th { color: var(--text-soft); font-weight: 600; }
.table td { color: var(--text); }
.status-ok { color: var(--success); font-weight: 700; }
.status-warn { color: var(--warning); font-weight: 700; }
.status-bad { color: var(--danger); font-weight: 700; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.list-item { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.list-item:last-child { border-bottom: none; }
.list-title { color: var(--white); font-size: 15px; margin-bottom: 4px; }
.list-sub { color: var(--text-soft); font-size: 13px; }
.split-2 { display: grid; grid-template-columns: 1.2fr 1fr; gap: 20px; }

.inline-form-grid {
  display: grid; grid-template-columns: 1fr 1fr auto; gap: 14px; align-items: end;
}
.recharge-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 14px; }
.recharge-card {
  padding: 18px; border-radius: 14px; border: 1px solid var(--border);
  background: rgba(15,23,42,0.65); text-align: center;
}
.recharge-money { font-size: 28px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.recharge-desc { font-size: 13px; color: var(--text-soft); margin-bottom: 12px; }

.tip-list p { margin-bottom: 8px; }

@media (max-width: 1100px) {
  .grid-4, .stats-grid, .footer-grid, .recharge-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-wrap, .grid-3, .grid-2, .split-2 { grid-template-columns: 1fr; }
}
@media (max-width: 980px) {
  .dashboard-layout { flex-direction: column; }
  .sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
  .inline-form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .site-header-inner { flex-direction: column; align-items: flex-start; }
  .site-nav { width: 100%; justify-content: flex-start; }
  .hero h1 { font-size: 36px; }
  .section-title { font-size: 28px; }
  .page-hero h1 { font-size: 34px; }
  .grid-4, .stats-grid, .footer-grid, .recharge-grid { grid-template-columns: 1fr; }
  .auth-card h1 { font-size: 28px; }
}


.settings-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 20px; }
.setting-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.setting-row:last-child { border-bottom: none; }
.setting-title { color: var(--white); font-size: 15px; margin-bottom: 4px; }
.setting-sub { color: var(--text-soft); font-size: 13px; }
.switch {
  position: relative; width: 50px; height: 28px; flex: 0 0 auto;
}
.switch input { opacity: 0; width: 0; height: 0; }
.switch-slider {
  position: absolute; inset: 0; border-radius: 999px; cursor: pointer;
  background: rgba(255,255,255,0.14); border: 1px solid rgba(255,255,255,0.10);
  transition: .2s ease;
}
.switch-slider:before {
  content: ''; position: absolute; width: 20px; height: 20px; left: 3px; top: 3px;
  border-radius: 50%; background: #fff; transition: .2s ease;
}
.switch input:checked + .switch-slider { background: rgba(37,99,235,0.75); }
.switch input:checked + .switch-slider:before { transform: translateX(22px); }
.key-value-box {
  padding: 14px 16px; border-radius: 14px; background: rgba(15,23,42,0.8);
  border: 1px solid rgba(255,255,255,0.08);
}
.info-list p + p { margin-top: 10px; }
@media (max-width: 980px) { .settings-grid { grid-template-columns: 1fr; } }


.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.timeline {
  position: relative;
  padding-left: 18px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: rgba(255,255,255,0.08);
}
.timeline-item {
  position: relative;
  padding: 0 0 18px 18px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,0.14);
}
.kpi-ok { color: var(--success); }
.kpi-warn { color: var(--warning); }
.kpi-bad { color: var(--danger); }


/* 微信客服悬浮按钮 */
.wechat-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 1200;
}

.wechat-float-btn {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  background: #07c160;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 16px 40px rgba(0,0,0,0.28);
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}

.wechat-float-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 46px rgba(0,0,0,0.34);
}

.wechat-float-btn svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.wechat-modal {
  position: fixed;
  inset: 0;
  z-index: 1300;
  display: none;
}

.wechat-modal.show {
  display: block;
}

.wechat-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(3px);
}

.wechat-modal-card {
  position: relative;
  width: min(92vw, 380px);
  margin: 10vh auto 0;
  background: rgba(17,24,39,0.96);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  color: #e5e7eb;
}

.wechat-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  color: #fff;
  cursor: pointer;
}

.wechat-modal-title {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
  text-align: center;
}

.wechat-modal-desc {
  font-size: 14px;
  color: #94a3b8;
  text-align: center;
  margin-bottom: 18px;
}

.wechat-qr-box {
  width: 220px;
  height: 220px;
  margin: 0 auto 18px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wechat-qr-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wechat-id-box {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 14px;
  text-align: center;
}

.wechat-id-label {
  font-size: 13px;
  color: #94a3b8;
  margin-bottom: 6px;
}

.wechat-id-value {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  word-break: break-all;
}

.wechat-actions {
  display: flex;
  gap: 12px;
}

.wechat-copy-btn,
.wechat-confirm-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.10);
}

.wechat-copy-btn {
  background: rgba(255,255,255,0.05);
  color: #e5e7eb;
}

.wechat-confirm-btn {
  background: #07c160;
  color: #fff;
  border-color: transparent;
}

.wechat-tip {
  font-size: 12px;
  color: #94a3b8;
  text-align: center;
  margin-top: 14px;
}

@media (max-width: 768px) {
  .wechat-float {
    right: 16px;
    bottom: 16px;
  }

  .wechat-float-btn {
    width: 54px;
    height: 54px;
  }

  .wechat-qr-box {
    width: 190px;
    height: 190px;
  }

  .wechat-actions {
    flex-direction: column;
  }
}


.is-hidden { display: none !important; }
.form-alert {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(15,23,42,0.65);
  color: var(--text);
}
.form-alert.error { border-color: rgba(239,68,68,0.28); color: #fecaca; background: rgba(127,29,29,0.2); }
.form-alert.success { border-color: rgba(34,197,94,0.28); color: #bbf7d0; background: rgba(20,83,45,0.25); }
.site-nav a,
.dashboard-tabs a { transition: 0.2s ease; }
.site-nav a.active {
  color: var(--white);
  text-shadow: 0 0 18px rgba(255,255,255,0.16);
  filter: brightness(1.15);
}
.site-nav a.active:not(.btn) {
  background: rgba(255,255,255,0.04);
  border-radius: 10px;
  padding: 8px 10px;
}
.site-nav .btn.active {
  box-shadow: 0 0 0 1px rgba(255,255,255,0.2), 0 8px 20px rgba(37,99,235,0.18);
  filter: brightness(1.08);
}
.account-chip { white-space: nowrap; }
.dashboard-page { min-height: 100vh; }
.dashboard-shell { padding: 30px 0 72px; }
.dashboard-topbar-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.dashboard-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(37,99,235,0.12);
  border: 1px solid rgba(37,99,235,0.22);
  color: #dbeafe;
  font-size: 13px;
  margin-bottom: 10px;
}
.dashboard-userbox {
  min-width: 240px;
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(15,23,42,0.82);
  border: 1px solid rgba(255,255,255,0.06);
}
.dashboard-userlabel { color: var(--text-faint); font-size: 12px; margin-bottom: 6px; }
.dashboard-useremail { color: var(--white); font-weight: 700; word-break: break-all; }
.dashboard-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 22px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
  box-shadow: var(--shadow);
}
.dashboard-tabs a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 15px;
  border-radius: 12px;
  color: var(--text-soft);
  min-height: 44px;
}
.dashboard-tabs a:hover,
.dashboard-tabs a.active {
  color: var(--white);
  background: rgba(37,99,235,0.18);
  box-shadow: inset 0 0 0 1px rgba(37,99,235,0.24);
  filter: brightness(1.12);
}
.summary-list { display: grid; gap: 14px; }
.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.summary-row:last-child { border-bottom: none; }
.summary-row span { color: var(--text-soft); }
.summary-row strong { color: var(--white); }
.panel-actions-inline {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.status-pill.active { color: #bbf7d0; background: rgba(34,197,94,0.16); border: 1px solid rgba(34,197,94,0.22); }
.status-pill.disabled { color: #fde68a; background: rgba(245,158,11,0.16); border: 1px solid rgba(245,158,11,0.22); }
.table-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.table-btn {
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}
.table-btn:hover { background: rgba(255,255,255,0.08); }
.key-created-box {
  margin-top: 16px;
  padding: 16px;
  border-radius: 14px;
  background: rgba(15,23,42,0.82);
  border: 1px solid rgba(37,99,235,0.18);
}
.key-created-label { color: var(--text-soft); font-size: 13px; margin-bottom: 8px; }
.key-created-value { color: var(--white); word-break: break-all; }
.about-section { padding-top: 28px; }
.about-stack > * + * { margin-top: 26px; }
.about-page .grid-2,
.about-page .grid-3 { gap: 24px; }
.about-page .panel { padding: 28px; }
.about-page .feature-cards-row { margin-top: 18px; }
.about-page .contact-line { margin-top: 18px; color: var(--text-soft); }
.panel-cta { text-align: center; }
.panel-cta p { max-width: 760px; margin: 0 auto; }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 18px; }
.settings-password-grid { grid-template-columns: 1fr 1fr auto; }
@media (max-width: 980px) {
  .dashboard-topbar-card { align-items: flex-start; }
  .dashboard-userbox { width: 100%; }
  .settings-password-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .dashboard-shell { padding-top: 22px; }
  .dashboard-tabs { padding: 10px; }
  .dashboard-tabs a { width: 100%; justify-content: flex-start; }
}