/* 东方财富 · 深色行情终端风 */
:root {
  --bg: #0a1628;
  --bg-deep: #07101c;
  --panel: #12263f;
  --panel-2: #1a3354;
  --border: #243b5c;
  --border-soft: #1e334f;
  --text: #d7e3f4;
  --muted: #8aa0bd;
  --red: #e83a3a;
  --green: #12b886;
  --amber: #f0b429;
  --link: #5eb8ff;
  --mono: "JetBrains Mono", "SF Mono", "Cascadia Code", "Consolas", "Courier New", monospace;
  --sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(232, 58, 58, 0.08), transparent 55%),
    radial-gradient(900px 420px at 90% 0%, rgba(18, 184, 134, 0.07), transparent 50%),
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg) 40%, #0c1a2e 100%);
  color: var(--text);
  line-height: 1.75;
  min-height: 100vh;
}

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

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

/* 顶部行情条导航 */
.ticker-bar {
  background: #081320;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  overflow: hidden;
  white-space: nowrap;
}

.ticker-inner {
  display: flex;
  gap: 28px;
  padding: 8px 16px;
  animation: ticker-scroll 36s linear infinite;
}

.ticker-item .up {
  color: var(--red);
}

.ticker-item .down {
  color: var(--green);
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, #1a3354, #0f1f34);
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--red);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-text small {
  font-size: 11px;
  color: var(--muted);
  font-family: var(--mono);
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 13px;
  padding: 8px 12px;
  border: 1px solid transparent;
}

.nav-links a:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--panel);
  text-decoration: none;
}

.nav-links a.active {
  color: #fff;
  background: linear-gradient(180deg, #1b3556, #12263f);
  border-color: #33527a;
  box-shadow: inset 0 -2px 0 var(--red);
}

/* Hero 终端面板 */
.hero {
  padding: 36px 0 28px;
}

.hero-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 0;
  overflow: hidden;
}

.hero-main {
  padding: 36px 36px 32px;
  border-right: 1px solid var(--border);
}

.hero-side {
  padding: 20px;
  background:
    linear-gradient(180deg, rgba(26, 51, 84, 0.55), rgba(18, 38, 63, 0.2)),
    var(--panel);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.terminal-chrome {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.dot.red { background: var(--red); }
.dot.amber { background: var(--amber); }
.dot.green { background: var(--green); }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--amber);
  letter-spacing: 0.08em;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.25;
  letter-spacing: 0.02em;
  font-weight: 800;
}

.hero-lead {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 16px;
  max-width: 52ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.btn {
  appearance: none;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 13px;
  padding: 11px 16px;
  color: #fff;
  background: #1e3a5f;
  transition: background 0.18s ease, border-color 0.18s ease, transform 0.18s ease, color 0.18s ease;
}

.btn:hover {
  background: #274b78;
  border-color: #3d679c;
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.75;
  cursor: wait;
  transform: none;
}

.btn-primary {
  background: linear-gradient(180deg, #f04a4a, var(--red));
  border-color: #ff6b6b;
}

.btn-primary:hover {
  background: linear-gradient(180deg, #ff5555, #d92f2f);
}

.btn-green {
  background: linear-gradient(180deg, #1cc995, var(--green));
  border-color: #3de0ad;
  color: #042016;
  font-weight: 700;
}

.btn-green:hover {
  background: linear-gradient(180deg, #27d9a4, #0ea674);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  background: var(--panel-2);
}

.meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.meta-strip strong {
  color: var(--text);
  font-weight: 600;
}

.kline-wrap {
  border: 1px solid var(--border-soft);
  background: #0d1b2e;
  padding: 10px;
}

.kline-wrap svg {
  display: block;
  width: 100%;
  height: auto;
}

.quote-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.quote-cell {
  border: 1px solid var(--border-soft);
  background: rgba(8, 19, 32, 0.55);
  padding: 10px;
  font-family: var(--mono);
  font-size: 12px;
}

.quote-cell .code {
  color: var(--muted);
}

.quote-cell .px {
  font-size: 16px;
  margin: 4px 0;
  color: #fff;
}

.quote-cell .chg.up { color: var(--red); }
.quote-cell .chg.down { color: var(--green); }

/* 通用区块 */
.section {
  padding: 28px 0;
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
}

.section-head h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.03em;
}

.section-head .tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 22px 24px;
}

.panel + .panel {
  margin-top: 14px;
}

.panel p:first-child {
  margin-top: 0;
}

.panel p:last-child {
  margin-bottom: 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.data-card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 18px;
}

.data-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.data-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
}

.badge.red {
  color: var(--red);
  border-color: rgba(232, 58, 58, 0.45);
}

.badge.green {
  color: var(--green);
  border-color: rgba(18, 184, 134, 0.45);
}

.list-term {
  margin: 0;
  padding: 0;
  list-style: none;
}

.list-term li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--border-soft);
  font-size: 14px;
}

.list-term li:last-child {
  border-bottom: 0;
}

.list-term dt,
.list-term .k {
  font-family: var(--mono);
  color: var(--amber);
  font-size: 12px;
  padding-top: 3px;
}

.list-term dd,
.list-term .v {
  margin: 0;
  color: var(--text);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.compare-table th,
.compare-table td {
  border: 1px solid var(--border);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.compare-table th {
  background: #0f2138;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.compare-table td.ok {
  color: var(--red);
}

.compare-table td.mid {
  color: var(--amber);
}

.faq details {
  border: 1px solid var(--border);
  background: var(--panel);
  margin-bottom: 10px;
  padding: 14px 16px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: #fff;
  font-family: var(--mono);
  font-size: 14px;
}

.faq details p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.steps {
  counter-reset: step;
  display: grid;
  gap: 12px;
}

.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: start;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 16px;
}

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono);
  color: var(--red);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
}

.step h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.review {
  border-left: 3px solid var(--red);
  padding-left: 14px;
}

.review .who {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.dl-platform {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.dl-item {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dl-item h3 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
}

.dl-item p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  flex: 1;
}

.icon-inline {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.prose h2,
.prose h3 {
  margin-top: 1.4em;
  margin-bottom: 0.55em;
}

.prose h2:first-child,
.prose h3:first-child {
  margin-top: 0;
}

.prose p {
  color: var(--text);
  margin: 0 0 1em;
}

.cta-band {
  background: linear-gradient(90deg, rgba(232, 58, 58, 0.16), rgba(18, 184, 134, 0.08));
  border: 1px solid var(--border);
  padding: 22px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.cta-band h2 {
  margin: 0 0 6px;
  font-size: 20px;
}

.cta-band p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.safe-box {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 14px;
  align-items: start;
  background: #0f2138;
  border: 1px solid rgba(18, 184, 134, 0.35);
  padding: 16px 18px;
}

.safe-box h3 {
  margin: 0 0 6px;
  color: var(--green);
  font-size: 16px;
}

.safe-box p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.site-footer {
  margin-top: 36px;
  border-top: 1px solid var(--border);
  background: #07101c;
  padding: 28px 0 36px;
  color: var(--muted);
  font-size: 13px;
}

.site-footer .foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.site-footer h3 {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 15px;
}

.site-footer p {
  margin: 0 0 8px;
}

.copyright {
  border-top: 1px solid var(--border-soft);
  padding-top: 14px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
}

/* 下载按钮 loading 用 */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@media (max-width: 900px) {
  .hero-panel,
  .grid-2,
  .grid-3,
  .grid-4,
  .dl-platform,
  .site-footer .foot-grid {
    grid-template-columns: 1fr;
  }

  .hero-main {
    border-right: 0;
    border-bottom: 1px solid var(--border);
    padding: 24px 20px;
  }

  .list-term li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .nav-row {
    flex-direction: column;
    align-items: flex-start;
  }
}