/* 画眉鸟软件 — 蓝调 · 现代 SaaS 风
   主色 #2563eb（宝蓝） · 点缀 #0ea5e9（天蓝） · 深底 #0b1220
*/
:root {
  --primary: #2563eb;
  --primary-d: #1d4ed8;
  --primary-l: #eff6ff;
  --primary-xl: #dbeafe;
  --accent: #0ea5e9;
  --accent-l: #e0f2fe;
  --ink: #0f172a;
  --ink-soft: #475569;
  --ink-mute: #94a3b8;
  --bg: #f8fafc;
  --bg-alt: #f1f5f9;
  --surface: #ffffff;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --deep: #0b1220;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);
  --shadow: 0 4px 6px -1px rgba(15, 23, 42, .07), 0 10px 24px -4px rgba(15, 23, 42, .10);
  --shadow-lg: 0 12px 32px -8px rgba(37, 99, 235, .22), 0 4px 12px rgba(15, 23, 42, .06);
  --shadow-xl: 0 24px 56px -12px rgba(37, 99, 235, .28);

  --container: 1200px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--primary-d); text-decoration: none; transition: color .15s; }
a:hover { color: var(--primary); }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; margin: 0 auto; padding: 0 24px; }

/* ============ 导航 ============ */
.nav {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 66px; max-width: var(--container); margin: 0 auto; padding: 0 24px;
  gap: 20px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; color: var(--ink); font-size: 18px; letter-spacing: -.02em;
  flex: none;
}
.nav-logo svg, .nav-logo img { width: 34px; height: 34px; }
.nav-links { display: flex; gap: 2px; align-items: center; }
.nav-links a {
  color: var(--ink-soft); padding: 8px 13px; border-radius: 9px;
  font-weight: 500; font-size: 14.5px;
}
.nav-links a:hover { background: var(--primary-l); color: var(--primary-d); }
.nav-actions { display: flex; gap: 10px; align-items: center; flex: none; }

.lang-switch {
  display: flex; gap: 2px; padding: 3px; background: var(--bg-alt);
  border-radius: 999px;
}
.lang-switch a {
  padding: 4px 11px; border-radius: 999px; font-size: 12.5px;
  color: var(--ink-soft); font-weight: 600;
}
.lang-switch a.active { background: var(--primary); color: #fff; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 11px 22px; border-radius: 10px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer;
  transition: all .16s cubic-bezier(.4,0,.2,1);
  font-size: 14.5px; white-space: nowrap; text-align: center;
}
.btn-primary {
  background: var(--primary); color: #fff;
  box-shadow: 0 1px 2px rgba(37,99,235,.35), 0 6px 16px -4px rgba(37,99,235,.45);
}
.btn-primary:hover {
  background: var(--primary-d); color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(37,99,235,.35), 0 12px 28px -6px rgba(37,99,235,.5);
}
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--border-strong); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary-d); background: var(--primary-l); }
.btn-light { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.28); }
.btn-light:hover { background: rgba(255,255,255,.24); color: #fff; }
.btn-white { background: #fff; color: var(--primary-d); }
.btn-white:hover { background: var(--primary-l); color: var(--primary-d); }
.btn-sm { padding: 7px 14px; font-size: 13px; border-radius: 8px; }
.btn-lg { padding: 14px 30px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }

/* ============ 首屏（非对称左右）============ */
.hero {
  position: relative; overflow: hidden;
  padding: 76px 0 96px;
  background:
    radial-gradient(760px 420px at 88% 6%, var(--accent-l), transparent 62%),
    radial-gradient(560px 340px at 6% 92%, var(--primary-xl), transparent 60%),
    var(--bg);
}
.hero-split {
  display: grid; grid-template-columns: 1.02fr .98fr; gap: 56px; align-items: center;
}
@media (max-width: 940px) { .hero-split { grid-template-columns: 1fr; gap: 40px; } }

.eyebrow-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px 6px 10px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 999px;
  font-size: 13px; color: var(--ink-soft); font-weight: 500;
  box-shadow: var(--shadow-xs); margin-bottom: 20px;
}
.eyebrow-pill .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--success);
  box-shadow: 0 0 0 3px rgba(16,185,129,.18);
}

.hero h1 {
  font-size: clamp(38px, 5.2vw, 62px); line-height: 1.06; margin: 0 0 20px;
  letter-spacing: -.035em; font-weight: 800; color: var(--ink);
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--primary) 0%, var(--accent) 92%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .lead {
  font-size: 17.5px; color: var(--ink-soft); margin: 0 0 30px;
  max-width: 540px; line-height: 1.72;
}
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero .micro {
  margin-top: 18px; font-size: 13px; color: var(--ink-mute);
  display: flex; gap: 16px; flex-wrap: wrap;
}
.hero .micro span { display: inline-flex; align-items: center; gap: 5px; }

/* 右侧悬浮 UI 堆叠 */
.mock { position: relative; min-height: 400px; }
.mock-main {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-xl);
  overflow: hidden; transform: perspective(1400px) rotateY(-7deg) rotateX(2deg);
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.mock:hover .mock-main { transform: perspective(1400px) rotateY(-3deg) rotateX(1deg); }
.mock-bar {
  display: flex; align-items: center; gap: 6px; padding: 11px 14px;
  background: var(--bg-alt); border-bottom: 1px solid var(--border);
}
.mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border-strong); }
.mock-bar i:nth-child(1) { background: #ff5f57; }
.mock-bar i:nth-child(2) { background: #febc2e; }
.mock-bar i:nth-child(3) { background: #28c840; }
.mock-bar span { margin-left: 8px; font-size: 11.5px; color: var(--ink-mute); }
.mock-body { padding: 18px; }
.mock-row {
  height: 11px; border-radius: 5px; background: var(--bg-alt); margin-bottom: 9px;
}
.mock-row.w60 { width: 60%; } .mock-row.w80 { width: 80%; } .mock-row.w45 { width: 45%; }
.mock-chart {
  margin: 16px 0; height: 96px; border-radius: 10px;
  background: linear-gradient(180deg, var(--primary-l), transparent);
  position: relative; overflow: hidden;
}
.mock-chart svg { width: 100%; height: 100%; }
.mock-table { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mock-cell {
  height: 34px; border-radius: 7px; background: var(--primary-l);
  border: 1px solid var(--primary-xl);
}

.float-badge {
  position: absolute; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
  padding: 11px 15px; font-size: 13px; font-weight: 600; color: var(--ink);
  display: flex; align-items: center; gap: 9px; white-space: nowrap;
  animation: floaty 5s ease-in-out infinite;
}
.float-badge .ic {
  width: 26px; height: 26px; border-radius: 7px; flex: none;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
  background: var(--primary-l);
}
.float-badge.fb1 { top: -18px; left: -26px; }
.float-badge.fb2 { bottom: 44px; right: -30px; animation-delay: -1.6s; }
.float-badge.fb3 { bottom: -14px; left: 24px; animation-delay: -3.1s; }
@media (max-width: 940px) { .float-badge.fb1, .float-badge.fb2 { display: none; } }
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* ============ 信任条 ============ */
.trust-strip {
  padding: 20px 0; background: var(--surface);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.trust-strip .inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px; flex-wrap: wrap;
}
.trust-strip .label {
  font-size: 12.5px; color: var(--ink-mute); font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; flex: none;
}
.trust-strip .items { display: flex; gap: 34px; flex-wrap: wrap; align-items: center; }
.trust-strip .item {
  display: flex; align-items: baseline; gap: 8px; color: var(--ink-soft); font-size: 14px;
}
.trust-strip .item b {
  font-size: 21px; font-weight: 800; color: var(--primary);
  letter-spacing: -.02em;
}

/* ============ 区块通用 ============ */
section.band { padding: 88px 0; }
.band-head { max-width: 700px; margin-bottom: 52px; }
.band-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.band-head .kicker {
  display: inline-block; padding: 4px 12px; background: var(--primary-l);
  color: var(--primary-d); border-radius: 999px;
  font-size: 12.5px; font-weight: 700; letter-spacing: .02em; margin-bottom: 14px;
}
.band-head h2 {
  font-size: clamp(28px, 3.6vw, 42px); margin: 0 0 14px;
  letter-spacing: -.03em; font-weight: 800; line-height: 1.16;
}
.band-head p { color: var(--ink-soft); margin: 0; font-size: 17px; }

/* ============ 产品（大色块 + 悬浮卡）============ */
/* 产品区：深蓝大色块，白卡高对比"浮"在上面 */
.band-products {
  background:
    radial-gradient(900px 460px at 8% 0%, rgba(37,99,235,.55), transparent 60%),
    radial-gradient(760px 420px at 96% 100%, rgba(14,165,233,.42), transparent 62%),
    linear-gradient(150deg, #0b1729 0%, #142a52 55%, #0f2140 100%);
  color: #e2e8f0;
}
.band-products .band-head h2 { color: #fff; }
.band-products .band-head p { color: #b6c6e0; }
.band-products .band-head .kicker {
  background: rgba(125,211,252,.14); color: #7dd3fc;
  box-shadow: inset 0 0 0 1px rgba(125,211,252,.28);
}
.band-products .prod-card {
  box-shadow: 0 24px 54px rgba(2,6,23,.42);
  transition: transform .22s ease, box-shadow .22s ease;
}
.band-products .prod-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 70px rgba(2,6,23,.55);
}
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
@media (max-width: 940px) { .prod-grid { grid-template-columns: 1fr; } }

.prod-card {
  position: relative; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px 28px; display: flex; flex-direction: column;
  transition: transform .26s cubic-bezier(.4,0,.2,1), box-shadow .26s, border-color .26s;
}
.prod-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-xl);
}
.prod-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}
.prod-card .ribbon {
  position: absolute; top: -12px; left: 28px;
  padding: 4px 13px; font-size: 11.5px; font-weight: 700;
  background: var(--primary); color: #fff; border-radius: 999px;
  box-shadow: 0 3px 10px rgba(37,99,235,.4); letter-spacing: .02em;
}
.prod-card .ribbon.alt { background: var(--accent); }
.prod-card .pico {
  width: 52px; height: 52px; border-radius: 14px; font-size: 25px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(140deg, var(--primary-l), var(--accent-l));
  margin-bottom: 18px;
}
.prod-card h3 { font-size: 20px; margin: 0 0 10px; font-weight: 700; letter-spacing: -.015em; }
.prod-card .pdesc { color: var(--ink-soft); font-size: 14.5px; margin: 0 0 20px; min-height: 46px; }
.prod-card .price { display: flex; align-items: baseline; gap: 7px; margin-bottom: 20px; }
.prod-card .price .amt {
  font-size: 35px; font-weight: 800; color: var(--ink); letter-spacing: -.03em;
}
.prod-card .price .per { color: var(--ink-mute); font-size: 13.5px; }
.prod-card ul { list-style: none; padding: 0; margin: 0 0 26px; display: flex; flex-direction: column; gap: 10px; }
.prod-card ul li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 14px; color: var(--ink-soft); line-height: 1.5;
}
.prod-card ul li .tick {
  flex: none; width: 17px; height: 17px; border-radius: 50%; margin-top: 2px;
  background: var(--primary-l); color: var(--primary-d);
  display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 800;
}
.prod-card .acts { margin-top: auto; display: flex; gap: 10px; }
.prod-card .acts .btn { flex: 1; }

/* ============ 特性左右交替 ============ */
.feat-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
  padding: 40px 0;
}
.feat-row:nth-child(even) .feat-visual { order: -1; }
@media (max-width: 940px) {
  .feat-row { grid-template-columns: 1fr; gap: 32px; }
  .feat-row:nth-child(even) .feat-visual { order: 0; }
}
.feat-row h3 {
  font-size: clamp(23px, 2.6vw, 31px); margin: 0 0 14px;
  letter-spacing: -.025em; font-weight: 800; line-height: 1.2;
}
.feat-row p { color: var(--ink-soft); font-size: 16px; margin: 0 0 20px; line-height: 1.72; }
.feat-row .checklist { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; }
.feat-row .checklist li { display: flex; gap: 11px; align-items: flex-start; font-size: 15px; }
.feat-row .checklist .tick {
  flex: none; width: 20px; height: 20px; border-radius: 6px; margin-top: 1px;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 800;
}
.feat-visual {
  background: linear-gradient(150deg, var(--primary-l), var(--accent-l));
  border-radius: var(--radius-xl); padding: 34px;
  border: 1px solid var(--primary-xl); position: relative; overflow: hidden;
  min-height: 300px; display: flex; align-items: center; justify-content: center;
}
.feat-visual .big { font-size: 84px; opacity: .9; }
.feat-visual .panel {
  background: var(--surface); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 18px; width: 100%;
  border: 1px solid var(--border);
}

/* ============ 数字条（蓝底）============ */
.stat-band {
  background: linear-gradient(120deg, var(--primary-d), var(--primary) 42%, var(--accent) 130%);
  color: #fff; padding: 72px 0; position: relative; overflow: hidden;
}
.stat-band::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(600px 300px at 85% 20%, rgba(255,255,255,.16), transparent 65%);
  pointer-events: none;
}
.stat-band .grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  position: relative; z-index: 1; text-align: center;
}
@media (max-width: 780px) { .stat-band .grid { grid-template-columns: repeat(2, 1fr); gap: 28px; } }
.stat-band .num {
  font-size: clamp(36px, 5vw, 52px); font-weight: 800; letter-spacing: -.035em; line-height: 1;
}
.stat-band .lbl { font-size: 14.5px; opacity: .88; margin-top: 8px; }

/* ============ 步骤 ============ */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; counter-reset: s; }
@media (max-width: 940px) { .steps { grid-template-columns: 1fr; } }
.step {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 30px 26px; position: relative;
}
.step::before {
  counter-increment: s; content: "0" counter(s);
  position: absolute; top: 22px; right: 24px;
  font-size: 40px; font-weight: 800; color: var(--primary-l); letter-spacing: -.04em;
}
.step h4 { margin: 0 0 10px; font-size: 18px; font-weight: 700; position: relative; z-index: 1; }
.step p { margin: 0; color: var(--ink-soft); font-size: 14.5px; position: relative; z-index: 1; }
.step .sic {
  width: 44px; height: 44px; border-radius: 12px; font-size: 21px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-l); margin-bottom: 16px;
}

/* ============ CTA ============ */
.cta-block {
  background: var(--deep); color: #fff; padding: 84px 0;
  position: relative; overflow: hidden;
}
.cta-block::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(700px 360px at 12% 18%, rgba(37,99,235,.5), transparent 62%),
    radial-gradient(600px 320px at 88% 84%, rgba(14,165,233,.35), transparent 62%);
  pointer-events: none;
}
.cta-block .inner { position: relative; z-index: 1; text-align: center; max-width: 700px; margin: 0 auto; }
.cta-block h2 {
  font-size: clamp(28px, 4vw, 44px); margin: 0 0 16px;
  letter-spacing: -.03em; font-weight: 800; color: #fff; line-height: 1.14;
}
.cta-block p { color: rgba(255,255,255,.82); font-size: 17.5px; margin: 0 0 32px; }
.cta-block .cta { display: flex; gap: 13px; justify-content: center; flex-wrap: wrap; }

/* ============ 页脚 ============ */
footer { background: var(--deep); color: #94a3b8; padding: 60px 0 26px; border-top: 1px solid rgba(255,255,255,.07); }
footer a { color: #cbd5e1; }
footer a:hover { color: var(--accent); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; } }
footer h5 {
  font-size: 12.5px; color: #fff; margin: 0 0 16px;
  letter-spacing: .08em; text-transform: uppercase; font-weight: 700;
}
footer .brand-line { font-size: 14.5px; line-height: 1.75; max-width: 330px; color: #94a3b8; }
footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
footer .bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding-top: 22px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: #64748b;
}

/* ============ 页面通用块 ============ */
.page-hero {
  padding: 74px 0 52px;
  background:
    radial-gradient(700px 320px at 82% 0%, var(--accent-l), transparent 62%),
    var(--bg);
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-size: clamp(30px, 4vw, 44px); margin: 0 0 12px;
  letter-spacing: -.03em; font-weight: 800;
}
.page-hero p { color: var(--ink-soft); font-size: 17px; margin: 0; max-width: 640px; }
.crumb { font-size: 13.5px; color: var(--ink-mute); margin-bottom: 16px; display: block; }
.crumb:hover { color: var(--primary); }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px;
}
.card-pad-sm { padding: 20px; }

/* ============ 表格 ============ */
table.data {
  width: 100%; border-collapse: collapse; background: var(--surface);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-xs);
  border: 1px solid var(--border);
}
table.data th, table.data td {
  padding: 13px 16px; text-align: left; font-size: 14px;
  border-bottom: 1px solid var(--border);
}
table.data th { background: var(--bg-alt); color: var(--ink-soft); font-weight: 600; font-size: 13px; }
table.data tr:last-child td { border-bottom: none; }
table.data tr:hover td { background: var(--primary-l); }

.badge-pill {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
}
.badge-pill.active  { background: #d1fae5; color: #047857; }
.badge-pill.pending { background: #fef3c7; color: #b45309; }
.badge-pill.paid    { background: #dbeafe; color: #1d4ed8; }
.badge-pill.revoked, .badge-pill.cancelled { background: #fee2e2; color: #b91c1c; }

/* ============ 表单 ============ */
.form-card {
  max-width: 500px; margin: 0 auto; padding: 34px;
  background: var(--surface); border-radius: var(--radius-lg);
  border: 1px solid var(--border); box-shadow: var(--shadow);
}
.form-card h2 { margin: 0 0 8px; font-size: 24px; letter-spacing: -.02em; }
.form-card .sub { color: var(--ink-soft); font-size: 14.5px; margin: 0 0 24px; }
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block; font-size: 13px; color: var(--ink-soft);
  margin-bottom: 7px; font-weight: 600;
}
.form-row input, .form-row textarea, .form-row select {
  width: 100%; padding: 11px 13px; border-radius: 10px;
  border: 1px solid var(--border-strong); background: var(--surface);
  transition: border-color .15s, box-shadow .15s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3.5px rgba(37,99,235,.13);
}

/* ============ Flash ============ */
.flash {
  padding: 13px 18px; border-radius: 10px; margin-bottom: 14px;
  font-size: 14px; border: 1px solid transparent; display: flex; gap: 10px; align-items: flex-start;
}
.flash.success { background: #ecfdf5; color: #047857; border-color: #a7f3d0; }
.flash.warning { background: #fffbeb; color: #b45309; border-color: #fde68a; }
.flash.danger  { background: #fef2f2; color: #b91c1c; border-color: #fecaca; }
.flash.info    { background: var(--primary-l); color: var(--primary-d); border-color: var(--primary-xl); }

/* ============ 订单/许可展示 ============ */
.license-box {
  background: linear-gradient(140deg, var(--primary-l), var(--accent-l));
  border: 1px solid var(--primary-xl); border-radius: var(--radius-lg);
  padding: 26px; margin: 18px 0;
}
.license-box .code {
  font-family: ui-monospace, monospace; font-size: 22px; font-weight: 700;
  letter-spacing: .06em; color: var(--primary-d);
  background: var(--surface); padding: 14px 18px; border-radius: 10px;
  display: inline-block; border: 1px dashed var(--primary);
  user-select: all;
}
.qr-placeholder {
  aspect-ratio: 1/1; max-width: 230px; margin: 0 auto;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
  color: var(--ink-mute); font-size: 13px; text-align: center;
}
.qr-placeholder .big { font-size: 44px; }

/* ============ 动画 ============ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: none; }
}
.fade-up { animation: fadeUp .6s cubic-bezier(.4,0,.2,1) both; }
.fade-up.d1 { animation-delay: .09s; }
.fade-up.d2 { animation-delay: .18s; }
.fade-up.d3 { animation-delay: .27s; }

@media (prefers-reduced-motion: reduce), (update: none) {
  .fade-up, .fade-up.d1, .fade-up.d2, .fade-up.d3 {
    animation: none !important; opacity: 1 !important; transform: none !important;
  }
  .float-badge { animation: none !important; }
  .mock-main, .mock:hover .mock-main { transform: none !important; }
}

/* ============ 杂项 ============ */
.muted { color: var(--ink-mute); }
.small { font-size: 13px; }
.center { text-align: center; }
.mt-0 { margin-top: 0; } .mt-1 { margin-top: 12px; } .mt-2 { margin-top: 24px; }
.mt-3 { margin-top: 40px; } .mb-0 { margin-bottom: 0; } .mb-2 { margin-bottom: 24px; }
.divider { border: none; border-top: 1px solid var(--border); margin: 28px 0; }
.soft-bg { background: var(--bg-alt); }
.hr-note { font-size: 13px; color: var(--ink-mute); }
/* ========== 别名变量 ========== */
:root { --green: #10b981; --amber: #f59e0b; }

/* ========== 注册码展示 ========== */
.key-box{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:19px;font-weight:700;letter-spacing:.1em;
  background:#0b1220;color:#7dd3fc;
  padding:16px 14px;border-radius:var(--radius);
  text-align:center;word-break:break-all;
  box-shadow:inset 0 0 0 1px rgba(125,211,252,.25);
}

/* ========== 支付二维码 ========== */
.qr-wrap{
  margin:22px auto 6px;width:232px;height:232px;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:8px;
}
.qr-wrap #qrcode{line-height:0;}
.qr-placeholder{
  width:100%;height:100%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;
  padding:18px;border:2px dashed var(--border-strong);
  border-radius:var(--radius-lg);background:var(--bg);
}

/* ========== 后台登录页 ========== */
.auth-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:28px 16px;
  background:
    radial-gradient(900px 480px at 15% -10%, #1e40af 0%, transparent 62%),
    radial-gradient(760px 420px at 92% 8%, #0ea5e9 0%, transparent 58%),
    #0b1220;
}
.auth-card{
  width:100%;max-width:396px;background:#fff;
  border-radius:var(--radius-xl);padding:34px 30px;
  box-shadow:0 30px 70px rgba(2,6,23,.5);
}

/* ========== 后台导航 ========== */
.admin-nav{
  display:flex;gap:6px;flex-wrap:wrap;
  padding:6px;margin-bottom:22px;
  background:var(--bg-alt);border:1px solid var(--border);
  border-radius:999px;width:fit-content;max-width:100%;
}
.admin-nav a{
  padding:8px 17px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--ink-soft);text-decoration:none;white-space:nowrap;
  transition:.16s;
}
.admin-nav a:hover{background:#fff;color:var(--primary-d);}
.admin-nav a.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(37,99,235,.32);}