/* quant.css — /quant 落地页专用样式，基于 main.css 变量 */

.hero {
  text-align: center;
  padding: 80px 24px 64px;
  max-width: 720px;
  margin: 0 auto;
}
.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent2);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--fg);
}
.hero h1 span {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 17px;
  color: var(--fg2);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.market-tags {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.tag {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 5px 14px;
  font-size: 13px;
  color: var(--fg2);
}

/* Sample grid */
.sample-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.sample-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.sample-label {
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg2);
  border-bottom: 1px solid var(--border);
  background: #0f0f0f;
}
.sample-body { padding: 16px 20px; }

.signal-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.signal-row:last-child { border-bottom: none; }
.signal-row.locked { opacity: .5; }
.ticker { font-family: monospace; font-weight: 600; color: var(--fg); min-width: 72px; }
.score { font-weight: 700; font-size: 13px; min-width: 48px; }
.score-buy  { color: #4ade80; }
.score-sell { color: #f87171; }
.votes { font-size: 12px; color: var(--fg2); margin-left: auto; }
.lock-msg { font-size: 12px; color: var(--fg2); margin-left: auto; }

.ind-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.ind-row:last-child { border-bottom: none; }
.ind-name { color: var(--fg); flex: 1; }
.ind-trend { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 4px; }
.ind-trend.up      { background: rgba(74,222,128,.15); color: #4ade80; }
.ind-trend.neutral { background: rgba(250,204,21,.1);  color: #facc15; }
.ind-trend.down    { background: rgba(248,113,113,.15);color: #f87171; }
.ind-score { font-size: 12px; color: var(--fg2); min-width: 32px; text-align: right; }

.api-sample { display: flex; flex-direction: column; gap: 12px; }
.code-block {
  background: #0a0a0a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: monospace;
  font-size: 13px;
  color: #c0c0d0;
  line-height: 1.7;
}
.code-block .hl { color: var(--accent2); }
.api-note { font-size: 13px; color: var(--fg2); line-height: 1.6; }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-top: 40px;
}
.step { }
.step-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  opacity: .4;
  line-height: 1;
  margin-bottom: 12px;
}
.step h3 { font-size: 16px; font-weight: 700; color: var(--fg); margin-bottom: 8px; }
.step p  { font-size: 14px; color: var(--fg2); line-height: 1.6; }

/* Pricing overrides */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
  max-width: 680px;
}
.pricing-card li.dim { color: #444; }
.pricing-card li.dim::before { color: #333; }

#email-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-size: 15px;
  outline: none;
  margin-bottom: 10px;
  transition: border-color .2s;
}
#email-input:focus { border-color: var(--accent); }
#checkout-btn {
  width: 100%;
  padding: 13px;
  font-size: 15px;
  border: none;
  cursor: pointer;
}
#checkout-btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-outline {
  display: block;
  text-align: center;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg2);
  font-size: 14px;
  font-weight: 600;
  transition: border-color .2s, color .2s;
}
.btn-outline:hover { border-color: var(--fg2); color: var(--fg); text-decoration: none; }
.secure-note {
  text-align: center;
  margin-top: 12px;
  font-size: 12px;
  color: var(--fg2);
}

@media (max-width: 640px) {
  .hero { padding: 56px 20px 48px; }
  .steps { gap: 24px; }
}