/*
 * 鸣谦·AI 官网共享品牌层
 * 只统一视觉变量与组件外观，不承载业务逻辑。
 */
:root {
  --brand-primary: #6366f1;
  --brand-primary-light: #818cf8;
  --brand-primary-dark: #4f46e5;
  --brand-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 52%, #a855f7 100%);
  --brand-bg: #f8f8fc;
  --brand-bg-subtle: #efeff5;
  --brand-card: #ffffff;
  --brand-text: #1a1a2e;
  --brand-text-secondary: #6b7280;
  --brand-text-tertiary: #9ca3af;
  --brand-border: rgba(0, 0, 0, 0.06);
  --brand-shadow-sm: 0 2px 16px rgba(26, 26, 46, 0.04);
  --brand-shadow-md: 0 8px 40px rgba(26, 26, 46, 0.07);
  color-scheme: light;
}

html,
body {
  background-color: var(--brand-bg);
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* 首页：保留现有布局，把过多的青/绿/粉视觉信号收束到品牌紫。 */
.page-home {
  --bg-primary: var(--brand-bg);
  --bg-secondary: var(--brand-card);
  --bg-card: rgba(255, 255, 255, 0.82);
  --bg-glass: rgba(255, 255, 255, 0.76);
  --text-primary: var(--brand-text);
  --text-secondary: var(--brand-text-secondary);
  --text-tertiary: var(--brand-text-tertiary);
  --accent: var(--brand-primary);
  --accent-light: var(--brand-primary-light);
  --accent-gradient: var(--brand-gradient);
  --accent-gradient-warm: var(--brand-gradient);
  --border: var(--brand-border);
  --border-hover: rgba(99, 102, 241, 0.28);
  --nav-bg: rgba(248, 248, 252, 0.86);
  --dot-color: rgba(99, 102, 241, 0.1);
  --neon-cyan: var(--brand-primary);
  --neon-mint: var(--brand-primary-light);
  --signal-pink: #a855f7;
  --card-shadow: var(--brand-shadow-sm);
  --card-hover-shadow: 0 20px 50px rgba(99, 102, 241, 0.12);
}

.page-home .nav-logo,
.page-home .hero-title .gradient-text {
  background-image: var(--brand-gradient);
}

.page-home .nav-cta,
.page-home .btn-primary {
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.24);
}

.page-home .hero::before {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.14), transparent 68%);
}

.page-home .hero::after {
  background:
    radial-gradient(circle at 42% 42%, rgba(139, 92, 246, 0.09), transparent 48%),
    radial-gradient(circle at 72% 58%, rgba(99, 102, 241, 0.08), transparent 44%);
}

.page-home .hero-kicker {
  color: var(--brand-primary-dark);
}

.page-home .hero-badge-dot {
  background: var(--brand-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

.page-home .hero-kicker::before,
.page-home .service-card::before,
.page-home .cast-feature::after {
  background: var(--brand-gradient);
}

.page-home .signal-shell {
  background: var(--brand-gradient);
  box-shadow: 0 22px 60px rgba(99, 102, 241, 0.18);
}

.page-home .signal-panel {
  color: var(--brand-text);
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.98), rgba(242, 241, 255, 0.96));
}

.page-home .signal-panel::before {
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.06) 1px, transparent 1px);
}

.page-home .signal-panel::after {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.16), transparent 68%);
}

.page-home .signal-dots span {
  background: rgba(99, 102, 241, 0.25);
}

.page-home .signal-status,
.page-home .signal-flow {
  color: var(--brand-primary-dark);
}

.page-home .signal-avatar-wrap {
  background: var(--brand-gradient);
}

.page-home .signal-avatar-wrap::before {
  background: rgba(255, 255, 255, 0.86);
}

.page-home .signal-copy span,
.page-home .signal-node span {
  color: var(--brand-text-secondary);
}

.page-home .signal-node strong {
  color: var(--brand-text);
}

.page-home .signal-node.active {
  color: var(--brand-primary-dark);
}

/* 四步是说明性进度，不使用卡片或按钮外观。 */
.page-home .signal-map {
  gap: 0;
  padding: 0 2px 16px;
  border-bottom: 1px solid rgba(99, 102, 241, 0.16);
}

.page-home .signal-node {
  position: relative;
  padding: 12px 6px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.page-home .signal-node::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #c7c8d4;
  transform: translateX(-50%);
}

.page-home .signal-node.active::before {
  width: 8px;
  height: 8px;
  background: var(--brand-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

/* Workbench 的状态列表不再直接叠在网格底图上，确保说明和状态一眼可读。 */
.page-home .signal-flow {
  gap: 0;
  padding: 8px;
  border: 1px solid rgba(99, 102, 241, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
}

.page-home .flow-row {
  grid-template-columns: 100px minmax(0, 1fr) auto;
  padding: 11px 12px;
  border-radius: 10px;
  color: #312e81;
}

.page-home .flow-row + .flow-row {
  border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.page-home .flow-row > span {
  color: #312e81;
  font-weight: 700;
}

.page-home .flow-desc {
  color: #475569;
  font-weight: 500;
}

.page-home .flow-status {
  border: 1px solid transparent;
  font-size: 0.74rem;
}

.page-home .flow-status.is-open {
  border-color: var(--brand-primary-dark);
  background: var(--brand-primary-dark);
  color: #ffffff;
}

.page-home .flow-status.is-upcoming {
  border-color: #d9d8e5;
  background: #f1f0f7;
  color: #5f6172;
}

.page-home .tool-pulse {
  align-items: center;
  border-color: rgba(99, 102, 241, 0.24);
  background: #eeedff;
  color: #312e81;
  font-weight: 600;
}

.page-home .tool-pulse b {
  color: #4338ca;
}

.page-home .tool-pulse span:last-child {
  color: #5f6172;
  font-weight: 600;
  white-space: normal;
}

.page-home #tools .asset-status {
  border-color: rgba(79, 70, 229, 0.22);
  background: #eeedff;
  color: var(--brand-primary-dark);
}

.page-home .service-card::after {
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.05) 1px, transparent 1px);
}

/* CAST 理论页：将深色仪表卡改为与小程序一致的轻量白卡。 */
.page-theory {
  --bg: var(--brand-bg);
  --panel: rgba(255, 255, 255, 0.82);
  --panel-solid: var(--brand-card);
  --text: var(--brand-text);
  --muted: var(--brand-text-secondary);
  --dim: var(--brand-text-tertiary);
  --line: var(--brand-border);
  --nav: rgba(248, 248, 252, 0.86);
  --table-head: #eef0ff;
  --table-row: rgba(255, 255, 255, 0.76);
  --shadow: var(--brand-shadow-md);
  --cyan: var(--brand-primary);
  --mint: var(--brand-primary-light);
  --pink: #a855f7;
}

.page-theory::before {
  background:
    radial-gradient(circle at 12% 8%, rgba(139, 92, 246, 0.1), transparent 25%),
    radial-gradient(circle at 84% 12%, rgba(99, 102, 241, 0.12), transparent 30%);
}

.page-theory::after {
  background-image:
    linear-gradient(90deg, rgba(99, 102, 241, 0.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(139, 92, 246, 0.05) 1px, transparent 1px);
}

.page-theory .brand span,
.page-theory h1 span {
  background-image: var(--brand-gradient);
}

.page-theory .nav-links a:hover,
.page-theory .nav-links a.active,
.page-theory .footer a:hover {
  color: var(--brand-primary);
}

.page-theory .contact-button,
.page-theory .primary-button {
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.22);
}

.page-theory .eyebrow::before {
  background: var(--brand-primary-light);
  box-shadow: 0 0 12px rgba(129, 140, 248, 0.5);
}

.page-theory .map-card {
  color: var(--brand-text);
  border-color: rgba(99, 102, 241, 0.18);
  background: linear-gradient(145deg, #fff, #f0efff);
  box-shadow: 0 22px 54px rgba(99, 102, 241, 0.13);
}

.page-theory .map-card::before {
  background: linear-gradient(115deg, transparent 25%, rgba(99, 102, 241, 0.08) 50%, transparent 75%);
}

.page-theory .map-status,
.page-theory .cast-grid strong {
  color: var(--brand-primary-dark);
}

.page-theory .cast-grid div {
  border-color: rgba(99, 102, 241, 0.12);
  background: rgba(255, 255, 255, 0.78);
}

.page-theory .cast-grid span,
.page-theory .map-card p {
  color: var(--brand-text-secondary);
}

.page-theory .map-line,
.page-theory .article-end {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.07));
}

.page-theory .reading-lead {
  border-left-color: var(--brand-primary);
  background: linear-gradient(90deg, rgba(99, 102, 241, 0.09), transparent);
}

.page-theory blockquote {
  border-color: rgba(99, 102, 241, 0.18);
  background: rgba(99, 102, 241, 0.06);
}

/* CAST 测评：只统一容器、主按钮与中性色，四维度和风险色保留语义。 */
.page-cast {
  --D: var(--brand-primary);
  --D-light: #eef0ff;
  --M: #a855f7;
  --M-light: #faf5ff;
  --gray: var(--brand-text-secondary);
  --bg: var(--brand-bg);
  color: var(--brand-text);
}

.page-cast .btn-start,
.page-cast .btn-share {
  background: var(--brand-gradient);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.25);
}

.page-cast .role-card,
.page-cast .intro-note,
.page-cast .opt,
.page-cast .result-card {
  border: 1px solid var(--brand-border);
  box-shadow: var(--brand-shadow-sm);
}

.page-cast .intro-title,
.page-cast .q-text {
  color: var(--brand-text);
}

.page-cast .intro-note {
  border-left: 3px solid var(--brand-primary-light);
}

.page-cast .dot-btn.done {
  background: var(--brand-primary-light);
}

/* 404 同样进入统一品牌外壳。 */
.page-not-found {
  color: var(--brand-text);
  background:
    radial-gradient(circle at 50% 18%, rgba(99, 102, 241, 0.13), transparent 32%),
    var(--brand-bg);
}

.page-not-found main {
  width: min(560px, calc(100% - 32px));
  padding: 48px 40px;
  border: 1px solid var(--brand-border);
  border-radius: 24px;
  background: var(--brand-card);
  box-shadow: var(--brand-shadow-md);
}

.page-not-found main > a {
  background: var(--brand-gradient);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.22);
}

.page-not-found .filing,
.page-not-found .filing a {
  color: var(--brand-text-secondary);
  box-shadow: none;
}

@media (max-width: 600px) {
  .page-not-found main {
    padding: 38px 24px;
  }
}