/**
 * index-test.php 专属样式 — EffiBox 效率盒子首页
 * 命名空间：.tsp-*（Taste Skill Page），绝不污染 style.css / admin.css
 *
 * 设计读：B2B data-privacy tech landing page, trust-first, navy/gold brand,
 *         data-sovereignty messaging, restrained scroll-reveal polish
 * 三旋钮：VARIANCE=6  MOTION=5  DENSITY=4
 */

/* ============================================================
   1. 设计令牌（与品牌 style.css 完全对齐）
   ============================================================ */
.tsp-page {
  --tsp-primary: #1E3A5F;
  --tsp-primary-md: #2a5088;
  --tsp-primary-dk: #0F2440;
  --tsp-primary-bg: #EEF2F8;
  --tsp-accent: #F59E0B;
  --tsp-accent-lt: #FFF8ED;
  --tsp-accent-hover: #D4890A;
  --tsp-green: #27AE60;
  --tsp-green-lt: #E8F8F0;
  --tsp-red: #E74C3C;
  --tsp-red-lt: #FDEDEC;
  --tsp-surface: #FFFFFF;
  --tsp-bg: #F8F9FA;
  --tsp-bg-alt: #F1F3F5;
  --tsp-text: #343A40;
  --tsp-text-secondary: #6C757D;
  --tsp-text-muted: #ADB5BD;
  --tsp-border: #DEE2E6;
  --tsp-border-light: #E9ECEF;
  --tsp-radius-sm: 8px;
  --tsp-radius: 12px;
  --tsp-radius-lg: 18px;
  --tsp-radius-xl: 26px;
  --tsp-shadow-xs: 0 1px 2px rgba(0,0,0,.04);
  --tsp-shadow-sm: 0 2px 8px rgba(0,0,0,.05);
  --tsp-shadow: 0 4px 16px rgba(0,0,0,.06);
  --tsp-shadow-lg: 0 8px 32px rgba(0,0,0,.08);
  --tsp-shadow-xl: 0 16px 48px rgba(0,0,0,.1);
  --tsp-font: 'Segoe UI','Microsoft YaHei','PingFang SC',system-ui,-apple-system,sans-serif;
  --tsp-mono: 'SF Mono','Cascadia Code','Consolas',monospace;
  --tsp-max: 1140px;
  --tsp-transition: .3s cubic-bezier(.4,0,.2,1);
  --tsp-spring: .45s cubic-bezier(.34,1.56,.64,1);
}

/* ============================================================
   2. 全局重置
   ============================================================ */
.tsp-page,
.tsp-page *,
.tsp-page *::before,
.tsp-page *::after { margin:0; padding:0; box-sizing:border-box; }

.tsp-page {
  font-family: var(--tsp-font);
  background: var(--tsp-bg);
  color: var(--tsp-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.tsp-page::-webkit-scrollbar { width:6px; }
.tsp-page::-webkit-scrollbar-track { background:transparent; }
.tsp-page::-webkit-scrollbar-thumb { background:var(--tsp-text-muted); border-radius:3px; }

/* ── SVG 图标全局样式 ── */
.tsp-page svg {
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============================================================
   3. 导航由 style.css 提供，此处不再重复
   ============================================================ */

/* ============================================================
   4. 通用容器 + 区块标题
   ============================================================ */
.tsp-container { max-width: var(--tsp-max); margin: 0 auto; padding: 0 24px; }
.tsp-container-sm { max-width: 860px; margin: 0 auto; padding: 0 24px; }

.tsp-section { padding: 36px 0; position: relative; }
.tsp-section + .tsp-section { border-top: 1px solid var(--tsp-border-light); }
.tsp-section-alt { background: var(--tsp-surface); } /* 保留向后兼容 */

/* 分区背景自动交替（按显示顺序奇偶切换） */
.tsp-page > section.tsp-section:nth-of-type(even) { background: var(--tsp-surface); }

.tsp-section-head { text-align: center; margin-bottom: 28px; }

.tsp-eyebrow {
  display: inline-block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--tsp-accent);
  margin-bottom: 8px;
  white-space: nowrap;
}

.tsp-section-title {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 780;
  color: var(--tsp-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  white-space: nowrap;
}

.tsp-section-sub {
  font-size: .95rem;
  color: var(--tsp-text-secondary);
  margin: 8px auto 0;
  line-height: 1.6;
  white-space: nowrap;
}

/* ============================================================
   5. HERO — 深蓝渐变 + 信任徽章
   品牌价值主张：数据私有化 / 本地运行 / 源码交付
   ============================================================ */
.tsp-hero {
  min-height: 560px;
  padding: 80px 0 60px;
  background: linear-gradient(135deg, var(--tsp-primary-dk) 0%, var(--tsp-primary) 40%, var(--tsp-primary-md) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* 超小屏适度收缩 */
@media (max-width: 480px) {
  .tsp-hero { min-height: auto; }
}

.tsp-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

/* 默认底图 — 与主页共用 hero-bg-default.svg */
.tsp-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  background-image: url(../uploads/hero-bg-default.svg);
}

.tsp-hero-glow {
  position: absolute;
  top: -50%;
  right: -20%;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42,80,136,.2) 0%, transparent 70%);
  pointer-events: none;
}

.tsp-hero-inner {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1.618fr 1fr;
  gap: 48px;
  align-items: center;
}

.tsp-hero-text { display: flex; flex-direction: column; gap: 8px; }

.tsp-hero-badges {
  display: flex; flex-wrap: wrap; gap: 8px;
}

.tsp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 16px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  font-size: .78rem;
  font-weight: 600;
  color: rgba(255,255,255,.85);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.tsp-hero-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--tsp-green);
}

.tsp-hero-title {
  font-size: 1.95rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 8px;
}

.tsp-hero-title span,
.tsp-hero-title em {
  font-style: normal;
  color: var(--tsp-accent);
  display: inline-block;
  line-height: 1.3;
}

.tsp-hero-sub {
  font-size: 1.05rem;
  opacity: .82;
  line-height: 1.6;
  margin-bottom: 4px;
}

.tsp-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.tsp-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 24px;
  font-size: .92rem;
  font-weight: 650;
  text-decoration: none;
  transition: all var(--tsp-transition);
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.tsp-btn-primary {
  background: rgba(255,255,255,.95);
  color: var(--tsp-primary-dk);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.tsp-btn-primary:hover {
  background: #fff;
  box-shadow: 0 6px 24px rgba(0,0,0,.25);
  transform: translateY(-2px);
}

.tsp-btn-outline {
  background: transparent;
  color: rgba(255,255,255,.85);
  border: 1.5px solid rgba(255,255,255,.3);
}
.tsp-btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.6);
  color: #fff;
}

/* Hero 右侧 — 毛玻璃信任卡片 */
.tsp-hero-side {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tsp-hero-card {
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--tsp-radius-lg);
  padding: 12px 18px;
  transition: all var(--tsp-transition);
}

.tsp-hero-card:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.2);
  transform: translateX(4px);
}

.tsp-hero-card-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.tsp-hero-card-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(245,158,11,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--tsp-accent);
}

.tsp-hero-card-icon svg {
  width: 22px; height: 22px;
  display: block;
}

.tsp-hero-card-info { display: flex; flex-direction: column; gap: 2px; }

.tsp-hero-card-title {
  font-size: .92rem;
  font-weight: 700;
  color: #fff;
}

.tsp-hero-card-desc {
  font-size: .8rem;
  color: rgba(255,255,255,.55);
}

/* ============================================================
   6. 信任条 — Logo/数字展示
   ============================================================ */
.tsp-trust-strip {
  padding: 0;
  margin-top: -32px;
  position: relative;
  z-index: 10;
}

.tsp-trust-inner {
  max-width: var(--tsp-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2px;
  background: var(--tsp-border);
  border-radius: var(--tsp-radius-lg);
  overflow: hidden;
  box-shadow: var(--tsp-shadow-lg);
}

.tsp-trust-cell {
  background: var(--tsp-surface);
  padding: 14px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tsp-trust-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--tsp-primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.tsp-trust-label {
  font-size: .78rem;
  color: var(--tsp-text-muted);
  font-weight: 500;
}

/* ============================================================
   7. 痛点卡片 — 2列右色条
   ============================================================ */
.tsp-pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tsp-pain-card {
  position: relative;
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  padding: 24px 22px 22px 26px;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  overflow: hidden;
  transition: all var(--tsp-transition);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  text-align: left;
  align-content: start;
}

.tsp-pain-icon {
  grid-row: 1; grid-column: 1;
  width: 36px; height: 36px; padding: 8px; margin: 0;
}

.tsp-pain-title {
  grid-row: 1; grid-column: 2;
  align-self: center;
}

.tsp-pain-desc {
  grid-row: 2; grid-column: 1 / -1;
  align-self: start;
}

.tsp-pain-card::after {
  content: '';
  position: absolute;
  right: 0; top: 18px; bottom: 18px;
  width: 4px;
  border-radius: 4px 0 0 4px;
  background: var(--tsp-accent);
  opacity: 0;
  transition: all var(--tsp-transition);
}

.tsp-pain-card:hover {
  box-shadow: var(--tsp-shadow);
  border-color: var(--tsp-border);
}
.tsp-pain-card:hover::after { opacity: 1; }

.tsp-pain-icon {
  display: block;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--tsp-primary-bg);
  color: var(--tsp-primary);
  margin-bottom: 12px;
  padding: 10px;
}

.tsp-pain-icon svg {
  display: block;
  width: 100%; height: 100%;
}

.tsp-pain-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--tsp-text);
  margin-bottom: 6px;
}

.tsp-pain-desc {
  font-size: .92rem;
  color: var(--tsp-text-secondary);
  line-height: 1.7;
}

/* ============================================================
   8. 服务卡片 — 悬停上浮 + 图标缩放
   ============================================================ */
.tsp-svc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.tsp-svc-card {
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  padding: 28px 22px 24px;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  transition: all var(--tsp-spring);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  text-align: left;
  align-content: start;
}

.tsp-svc-icon {
  grid-row: 1; grid-column: 1;
  width: 40px; height: 40px; border-radius: 10px; padding: 8px; margin: 0;
}

.tsp-svc-title {
  grid-row: 1; grid-column: 2;
  align-self: center;
}

.tsp-svc-desc {
  grid-row: 2; grid-column: 1 / -1;
}
.tsp-svc-desc span {
  color: var(--accent);
  font-weight: 600;
}

.tsp-svc-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--tsp-shadow-lg);
  border-color: var(--tsp-primary-bg);
}

.tsp-svc-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--tsp-primary-bg);
  color: var(--tsp-primary);
  margin-bottom: 10px;
  padding: 10px;
  transition: transform var(--tsp-spring);
}

.tsp-svc-icon svg {
  display: block;
  width: 100%; height: 100%;
}

.tsp-svc-card:hover .tsp-svc-icon { transform: scale(1.08); }

.tsp-svc-title {
  font-size: .95rem;
  font-weight: 700;
  color: var(--tsp-text);
  margin-bottom: 6px;
}

.tsp-svc-desc {
  font-size: .92rem;
  color: var(--tsp-text-secondary);
  line-height: 1.65;
}

/* ============================================================
   9. 行业方案 — 悬停卡片网格
   ============================================================ */
.tsp-sol-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tsp-sol-card {
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  padding: 24px 22px;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  transition: all var(--tsp-transition);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto 1fr;
  gap: 2px 12px;
  text-align: left;
}

.tsp-sol-icon {
  grid-row: 1; grid-column: 1;
  width: 36px; height: 36px; padding: 7px; margin: 0;
}

.tsp-sol-title {
  grid-row: 1; grid-column: 2;
  align-self: center;
}

.tsp-sol-desc {
  grid-row: 2; grid-column: 1 / -1;
}

.tsp-sol-link {
  grid-row: 3; grid-column: 1 / -1;
  font-size: .85rem;
  color: var(--tsp-primary);
  margin-top: auto;
  padding-top: 8px;
  text-align: center;
}

.tsp-sol-card:hover {
  box-shadow: var(--tsp-shadow-lg);
  border-color: var(--tsp-primary);
  transform: translateY(-3px);
}

.tsp-sol-icon {
  display: inline-block;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--tsp-primary-bg);
  color: var(--tsp-primary);
  margin-bottom: 8px;
  padding: 10px;
  transition: transform var(--tsp-spring);
}

.tsp-sol-icon svg {
  display: block;
  width: 100%; height: 100%;
}

.tsp-sol-card:hover .tsp-sol-icon { transform: scale(1.12); }

.tsp-sol-title {
  font-size: .98rem;
  font-weight: 700;
  color: var(--tsp-primary);
}

.tsp-sol-desc {
  font-size: .92rem;
  color: var(--tsp-text-secondary);
  line-height: 1.65;
  margin-top: 6px;
}

/* ============================================================
   10. 客户案例 — 图文卡片 + 图片占位
   ============================================================ */
.tsp-case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tsp-case-card {
  display: flex;
  flex-direction: column;
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  overflow: hidden;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  transition: all var(--tsp-spring);
  text-decoration: none;
  color: inherit;
}

.tsp-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--tsp-shadow-xl);
  border-color: var(--tsp-primary);
}

.tsp-case-img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  display: block;
  background: linear-gradient(135deg, var(--tsp-primary-bg), #dce4f0);
}

/* 案例图片轮播 */
.tsp-case-carousel {
  position: relative;
  width: 100%;
  height: 190px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--tsp-primary-bg), #dce4f0);
}

.tsp-case-carousel .tsp-case-img {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .6s ease;
}

.tsp-case-carousel .tsp-case-img.active {
  opacity: 1;
}

.tsp-case-img-icon {
  width: 100%;
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--tsp-primary-bg), #dce4f0);
  color: var(--tsp-primary);
}

.tsp-case-img-icon svg {
  width: 48px; height: 48px;
  opacity: .45;
  display: block;
}

.tsp-case-body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tsp-case-tag {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 10px;
  font-size: .74rem;
  font-weight: 600;
  width: fit-content;
}

.tsp-case-tag-blue { background: var(--tsp-primary-bg); color: var(--tsp-primary); }
.tsp-case-tag-amber { background: var(--tsp-accent-lt); color: var(--tsp-accent); }

.tsp-case-title {
  font-size: .98rem;
  font-weight: 700;
  color: var(--tsp-text);
}

.tsp-case-desc {
  font-size: .92rem;
  color: var(--tsp-text-secondary);
  line-height: 1.7;
}

.tsp-case-result {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: var(--tsp-green-lt);
  border-radius: 8px;
  font-size: .82rem;
  font-weight: 650;
  color: var(--tsp-green);
  margin-top: 4px;
  width: fit-content;
}

/* ============================================================
   11. 为什么选我们 — 图标左对齐列表
   ============================================================ */
.tsp-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tsp-why-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 14px;
  padding: 22px 24px;
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  border: 1px solid var(--tsp-border-light);
  transition: all var(--tsp-transition);
  text-align: left;
}

.tsp-why-icon {
  grid-row: 1; grid-column: 1;
  width: 40px; height: 40px; border-radius: 10px; padding: 8px; margin: 0;
}

.tsp-why-title {
  grid-row: 1; grid-column: 2;
  align-self: center;
}

.tsp-why-desc {
  grid-row: 2; grid-column: 1 / -1;
}

.tsp-why-card:hover {
  box-shadow: var(--tsp-shadow);
  border-color: var(--tsp-primary-bg);
  transform: translateX(3px);
}

.tsp-why-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: var(--tsp-primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tsp-primary);
  flex-shrink: 0;
  padding: 10px;
  transition: transform var(--tsp-spring);
}

.tsp-why-icon svg {
  display: block;
  width: 100%; height: 100%;
}

.tsp-why-card:hover .tsp-why-icon { transform: scale(1.1); }

.tsp-why-text { display: flex; flex-direction: column; gap: 4px; }
.tsp-why-title { font-size: .95rem; font-weight: 700; color: var(--tsp-text); }
.tsp-why-desc { font-size: .92rem; color: var(--tsp-text-secondary); line-height: 1.65; }

/* ============================================================
   12. 定价 — 横向卡片 + 推荐放大
   ============================================================ */
.tsp-price-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: stretch;
}

.tsp-price-btn { width: 100%; justify-content: center; margin-top: 8px; }

.tsp-price-card {
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  padding: 30px 24px;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--tsp-spring);
  position: relative;
}

.tsp-price-card:hover { box-shadow: var(--tsp-shadow); border-color: var(--tsp-primary-bg); }

.tsp-price-featured {
  border: 2px solid var(--tsp-primary);
  box-shadow: var(--tsp-shadow-lg);
  transform: scale(1.04);
  z-index: 2;
  background: linear-gradient(180deg, var(--tsp-primary-bg) 0%, var(--tsp-surface) 100%);
}

.tsp-price-featured:hover { transform: scale(1.04) translateY(-4px); }

.tsp-price-featured::before {
  content: '最受欢迎';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--tsp-primary);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 16px;
  border-radius: 10px;
  letter-spacing: 0.04em;
}

.tsp-price-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--tsp-text);
}

.tsp-price-badge {
  align-self: flex-start;
  padding: 3px 14px;
  border-radius: 10px;
  font-size: .74rem;
  font-weight: 600;
  background: var(--tsp-primary-bg);
  color: var(--tsp-primary);
}

.tsp-price-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--tsp-primary);
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.tsp-price-unit {
  font-size: .76rem;
  font-weight: 500;
  color: var(--tsp-text-muted);
}

.tsp-price-features {
  list-style: none;
  padding: 0;
  font-size: .92rem;
  color: var(--tsp-text-secondary);
  line-height: 1.8;
  flex: 1;
}

.tsp-price-features li::before {
  content: '✓ ';
  color: var(--tsp-green);
  font-weight: 700;
}

/* ============================================================
   13. 合作流程 — 横向卡片
   ============================================================ */
.tsp-steps {
  display: flex;
  gap: 46px;
  justify-content: center;
  flex-wrap: wrap;
}

.tsp-step {
  flex: 1 1 140px;
  max-width: 180px;
  text-align: center;
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius);
  padding: 24px 16px;
  box-shadow: var(--tsp-shadow-xs);
  border: 1px solid var(--tsp-border-light);
  transition: all var(--tsp-spring);
  position: relative;
}

.tsp-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  left: calc(100% + 15px);
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.35rem;
  color: var(--tsp-accent);
  font-weight: 900;
}

.tsp-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--tsp-shadow-lg);
  border-color: var(--tsp-primary-bg);
}

.tsp-step-num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--tsp-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--tsp-mono);
  margin: 0 auto 12px;
  transition: all var(--tsp-spring);
}

.tsp-step:hover .tsp-step-num {
  background: var(--tsp-accent);
  transform: scale(1.1);
}

.tsp-step-title { font-size: .95rem; font-weight: 700; color: var(--tsp-text); margin-bottom: 4px; }
.tsp-step-desc { font-size: .84rem; color: var(--tsp-text-secondary); line-height: 1.6; }

/* ============================================================
   14. FAQ — CSS 手风琴
   ============================================================ */
.tsp-faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tsp-faq-item {
  border: 1px solid var(--tsp-border-light);
  border-radius: var(--tsp-radius-sm);
  overflow: hidden;
  background: var(--tsp-surface);
  transition: all var(--tsp-transition);
  position: relative;
}

.tsp-faq-item::before {
  content: '';
  position: absolute;
  left: 0; top: 12px; bottom: 12px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--tsp-accent);
  opacity: 0;
  transform: scaleY(.6);
  transition: all var(--tsp-spring);
}

.tsp-faq-item:hover {
  border-color: var(--tsp-primary-bg);
  box-shadow: var(--tsp-shadow);
  background: var(--tsp-primary-bg);
  transform: translateX(3px);
}

.tsp-faq-item:hover::before {
  opacity: 1;
  transform: scaleY(1);
}

.tsp-faq-item[open] {
  box-shadow: var(--tsp-shadow-sm);
  border-color: var(--tsp-primary-bg);
  background: var(--tsp-surface);
}

.tsp-faq-item:hover .tsp-faq-arrow {
  background: var(--tsp-accent);
  transform: scale(1.1);
}

.tsp-faq-item:hover .tsp-faq-arrow::before,
.tsp-faq-item:hover .tsp-faq-arrow::after {
  background: #fff;
}

.tsp-faq-q {
  padding: 16px 20px;
  font-size: .95rem;
  font-weight: 650;
  color: var(--tsp-text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  user-select: none;
}

.tsp-faq-q::-webkit-details-marker { display: none; }

.tsp-faq-arrow {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--tsp-primary-bg);
  flex-shrink: 0;
  position: relative;
  transition: all var(--tsp-spring);
}

.tsp-faq-arrow::before,
.tsp-faq-arrow::after {
  content: '';
  position: absolute;
  background: var(--tsp-primary);
  border-radius: 1px;
  transition: all var(--tsp-spring);
}

.tsp-faq-arrow::before { top:50%; left:5px; right:5px; height:2px; margin-top:-1px; }
.tsp-faq-arrow::after { left:50%; top:5px; bottom:5px; width:2px; margin-left:-1px; }

.tsp-faq-item[open] .tsp-faq-arrow { background: var(--tsp-accent); }
.tsp-faq-item[open] .tsp-faq-arrow::before,
.tsp-faq-item[open] .tsp-faq-arrow::after { background: #fff; }
.tsp-faq-item[open] .tsp-faq-arrow::after { transform: rotate(90deg); }

.tsp-faq-a {
  padding: 2px 20px 18px;
  font-size: .88rem;
  color: var(--tsp-text-secondary);
  line-height: 1.8;
}

/* ============================================================
   17. CTA 底栏 + 页脚
   ============================================================ */
.tsp-cta {
  background: url(../uploads/hero-bg-default.svg), linear-gradient(135deg, var(--tsp-primary) 0%, var(--tsp-primary-dk) 100%);
  background-size: cover, auto;
  background-position: center, center;
  padding: 36px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.tsp-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.tsp-cta-inner {
  position: relative; z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.tsp-cta-title {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 750;
  color: #fff;
  letter-spacing: -0.01em;
}

.tsp-cta-sub {
  font-size: .92rem;
  color: rgba(255,255,255,.6);
  max-width: 400px;
}

.tsp-cta .tsp-btn-primary {
  background: var(--tsp-accent);
  color: var(--tsp-primary-dk);
  margin-top: 6px;
}


/* ============================================================
   18. 空状态
   ============================================================ */
.tsp-empty {
  padding: 24px;
  text-align: center;
  color: var(--tsp-text-muted);
  font-size: .88rem;
  background: var(--tsp-surface);
  border-radius: var(--tsp-radius-sm);
  border: 1px dashed var(--tsp-border);
}

/* ============================================================
   19. 滚动揭示动画
   ============================================================ */
.tsp-reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .65s ease, transform .65s cubic-bezier(.22,1,.36,1);
}

.tsp-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.tsp-reveal-child {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .55s ease, transform .55s cubic-bezier(.22,1,.36,1);
}

.tsp-reveal-child.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   20. Hero 浮动动画
   ============================================================ */
@keyframes tsp-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.tsp-hero-side { animation: tsp-float 6s ease-in-out infinite; }

/* ============================================================
   21. 响应式
   ============================================================ */
@media (max-width: 950px) {
  .tsp-hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .tsp-hero-side { display: none; }
  .tsp-pain-grid,
  .tsp-svc-grid,
  .tsp-sol-grid,
  .tsp-case-grid,
  .tsp-why-grid,
  .tsp-price-row { grid-template-columns: repeat(2, 1fr); }
  .tsp-eyebrow,
  .tsp-section-title,
  .tsp-section-sub { white-space: normal; }
}

@media (max-width: 768px) {
  .tsp-section { padding: 28px 0; }
  .tsp-hero { min-height: auto; padding: 90px 0 60px; }
  .tsp-hero-title { font-size: clamp(1.25rem, 4.5vw, 1.95rem); }
  .tsp-section-sub { max-width: 500px; }
  .tsp-pain-grid,
  .tsp-svc-grid,
  .tsp-sol-grid,
  .tsp-case-grid,
  .tsp-why-grid,
  .tsp-price-row { grid-template-columns: 1fr; }
  .tsp-price-featured { transform: none; }
  .tsp-price-featured:hover { transform: translateY(-4px); }
  .tsp-trust-inner { grid-template-columns: repeat(2,1fr); }
  .tsp-step { flex: 1 1 100%; max-width: 100%; display: flex; align-items: center; gap: 14px; text-align: left; padding: 16px 18px; }
  .tsp-step-num { width: 40px; height: 40px; font-size: .95rem; margin: 0; flex-shrink: 0; }
  .tsp-step:not(:last-child)::after { display: none; }
}

@media (max-width: 480px) {
  .tsp-container,
  .tsp-container-sm { padding: 0 16px; }
  .tsp-trust-inner { grid-template-columns: 1fr 1fr; }
  .tsp-trust-cell { padding: 12px 10px; }
  .tsp-trust-num { font-size: 1.4rem; }
  .tsp-trust-label { font-size: .72rem; }
  .tsp-hero-title { font-size: 1.4rem; }
  .tsp-section-title { font-size: 1.3rem; }
}