/* ==========================================================================
   小柠云 (XiaoNingYun) - 极简现代浅色视觉系统 (Apple / Linear 风格)
   ========================================================================== */

:root {
  --xny-bg: #ffffff;
  --xny-bg-subtle: #f8fafc;
  --xny-bg-card: #ffffff;
  --xny-ink-title: #090d1a;
  --xny-ink-body: #334155;
  --xny-ink-muted: #64748b;
  --xny-ink-light: #94a3b8;
  --xny-border: #e2e8f0;
  --xny-border-subtle: #f1f5f9;
  --xny-brand: #0284c7;
  --xny-brand-hover: #0369a1;
  --xny-brand-light: #f0f9ff;
  --xny-accent-emerald: #059669;
  --xny-accent-emerald-light: #ecfdf5;
  --xny-shadow-subtle: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --xny-shadow-card: 0 10px 30px -4px rgba(15, 23, 42, 0.05), 0 4px 12px -2px rgba(15, 23, 42, 0.02);
  --xny-shadow-float: 0 30px 80px -15px rgba(15, 23, 42, 0.12), 0 0 1px 1px rgba(15, 23, 42, 0.05);
  --xny-radius-sm: 8px;
  --xny-radius-md: 14px;
  --xny-radius-lg: 20px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body.is-home,
body.is-product {
  background: var(--xny-bg);
  color: var(--xny-ink-body);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.7;
}

.home-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- 按钮规范 (Apple / Linear 风格) ---------- */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 140px;
  height: 46px;
  padding: 0 26px;
  background: #090d1a;
  color: #ffffff !important;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: -0.01em;
  border: 1px solid #090d1a;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(9, 13, 26, 0.15);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none !important;
}

.btn-pill:hover {
  background: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(9, 13, 26, 0.2);
}

.btn-pill-ghost {
  background: #ffffff;
  color: var(--xny-ink-title) !important;
  border: 1px solid var(--xny-border);
  box-shadow: var(--xny-shadow-subtle);
}

.btn-pill-ghost:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
  transform: translateY(-1px);
}

.btn-pill-lg {
  min-width: 180px;
  height: 50px;
  font-size: 15.5px;
}

/* ---------- 1. HERO 区域 (大留白、精致字体、居中大片感) ---------- */
.home-hero {
  position: relative;
  padding: 72px 0 56px;
  background: radial-gradient(circle at 50% -10%, rgba(2, 132, 199, 0.04) 0%, transparent 60%), #ffffff;
  text-align: center;
}

.home-hero-head {
  max-width: 840px;
  margin: 0 auto 40px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--xny-ink-muted);
  letter-spacing: 0.2px;
  margin-bottom: 24px;
}

.hero-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #0284c7;
}

.home-hero h1 {
  font-size: 52px;
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--xny-ink-title);
  margin-bottom: 18px;
}

.home-hero p.lead {
  font-size: 19px;
  line-height: 1.65;
  color: var(--xny-ink-muted);
  max-width: 680px;
  margin: 0 auto 32px;
  font-weight: 400;
}

.home-hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

/* 高清产品实景大图视窗 (Apple 式弥散投影) */
.hero-showcase-container {
  max-width: 1080px;
  margin: 0 auto;
  position: relative;
}

.hero-showcase-frame {
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 18px;
  padding: 8px;
  box-shadow: var(--xny-shadow-float);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-showcase-frame:hover {
  transform: translateY(-3px);
  box-shadow: 0 35px 90px -15px rgba(15, 23, 42, 0.16), 0 0 1px 1px rgba(15, 23, 42, 0.06);
}

.hero-showcase-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.04);
}

/* ---------- 2. 核心指标轻量带 (Border-free Clean Stats) ---------- */
.home-stats-strip {
  padding: 48px 0 64px;
  border-bottom: 1px solid var(--xny-border-subtle);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.stat-item {
  padding: 12px 16px;
}

.stat-item b {
  display: block;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--xny-ink-title);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-item span {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--xny-ink-muted);
}

/* ---------- 3. 旗舰产品双列并排 (Calm & Spacious) ---------- */
.home-products-section {
  padding: 88px 0 96px;
  background: var(--xny-bg-subtle);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--xny-brand);
  background: var(--xny-brand-light);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--xny-ink-title);
  margin-bottom: 14px;
  line-height: 1.25;
}

.section-subtitle {
  font-size: 16.5px;
  color: var(--xny-ink-muted);
  line-height: 1.65;
}

.product-dual-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.product-column-card {
  background: #ffffff;
  border: 1px solid var(--xny-border);
  border-radius: var(--xny-radius-lg);
  padding: 40px 36px;
  box-shadow: var(--xny-shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.product-column-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 45px -8px rgba(15, 23, 42, 0.09);
  border-color: #cbd5e1;
}

.product-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.product-category-tag {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  background: #f1f5f9;
  color: #475569;
}

.product-column-card.bid .product-category-tag {
  background: #f0f9ff;
  color: #0284c7;
}

.product-column-card.classify .product-category-tag {
  background: #ecfdf5;
  color: #059669;
}

.product-column-card h2 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--xny-ink-title);
  margin-bottom: 12px;
}

.product-column-card p.desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--xny-ink-muted);
  margin-bottom: 26px;
}

/* 简约四项能力清单 (SVG 极简勾选，无 Emoji) */
.product-features-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
  padding: 20px 0;
  border-top: 1px solid var(--xny-border-subtle);
  border-bottom: 1px solid var(--xny-border-subtle);
}

.feature-point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature-check-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: #0284c7;
  margin-top: 3px;
}

.product-column-card.classify .feature-check-icon {
  color: #059669;
}

.feature-point-text h4 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--xny-ink-title);
  margin-bottom: 2px;
}

.feature-point-text p {
  font-size: 13px;
  color: var(--xny-ink-muted);
  line-height: 1.6;
  margin: 0;
}

/* 工艺标签与能力徽章云 */
.product-tags-footer {
  margin-top: auto;
}

.product-tags-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--xny-ink-light);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 26px;
}

.clean-pill {
  display: inline-block;
  font-size: 12px;
  color: #334155;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 500;
  transition: all 0.15s ease;
}

.clean-pill:hover {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.clean-pill.highlight {
  background: #f0f9ff;
  border-color: #bae6fd;
  color: #0284c7;
  font-weight: 600;
}

/* ---------- 4. 底座实力与可靠性 (Trust & Architecture) ---------- */
.home-trust-section {
  padding: 88px 0;
  background: #ffffff;
  border-top: 1px solid var(--xny-border-subtle);
}

.trust-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.trust-card {
  padding: 28px 24px;
  background: #ffffff;
  border: 1px solid var(--xny-border);
  border-radius: var(--xny-radius-md);
  transition: all 0.2s ease;
}

.trust-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--xny-shadow-card);
  transform: translateY(-2px);
}

.trust-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xny-ink-title);
  margin-bottom: 18px;
}

.trust-card h3 {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--xny-ink-title);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.trust-card p {
  font-size: 14px;
  line-height: 1.65;
  color: var(--xny-ink-muted);
  margin: 0;
}

/* ---------- 5. 简约转化横幅 (Clean Minimal CTA) ---------- */
.home-cta-minimal {
  padding: 72px 0 96px;
  background: var(--xny-bg-subtle);
}

.cta-box {
  background: #ffffff;
  border: 1px solid var(--xny-border);
  border-radius: var(--xny-radius-lg);
  padding: 56px 40px;
  text-align: center;
  box-shadow: var(--xny-shadow-card);
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--xny-ink-title);
  margin-bottom: 12px;
}

.cta-box p {
  font-size: 16px;
  color: var(--xny-ink-muted);
  max-width: 560px;
  margin: 0 auto 30px;
  line-height: 1.65;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---------- 6. 极简悬浮工具条 (Dock) ---------- */
.home-dock {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.home-dock a {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--xny-ink-title);
  border: 1px solid var(--xny-border);
  transition: all 0.2s ease;
}

.home-dock a svg {
  width: 18px;
  height: 18px;
}

.home-dock a:hover {
  border-color: #090d1a;
  color: #090d1a;
  transform: scale(1.05);
}

/* ---------- 7. 兼容性支持 (/fenlei 与 /biaoshu 独立页) ---------- */
.product-hero {
  background: #f8fafc;
  border-bottom: 1px solid var(--xny-border);
  color: var(--xny-ink-title);
  padding: 56px 0 48px;
}
.product-hero h1 { font-size: 36px; margin: 8px 0 12px; font-weight: 800; }
.product-hero p { color: var(--xny-ink-muted); max-width: 560px; font-size: 16px; }
.product-hero .btn-pill { margin-top: 22px; }
.product-page { padding: 48px 0 64px; }
.product-page .cats, .product-page .pricing, .product-page .features {
  max-width: 1080px; margin-left: auto; margin-right: auto;
}
.device-scene { position: relative; height: 380px; min-width: 0; pointer-events: none; }
.mock-laptop { position: absolute; left: 0; top: 18px; width: 78%; }
.mock-laptop-lid { background: #1e293b; border-radius: 12px 12px 0 0; padding: 8px 8px 0; }
.mock-laptop-bar { display: flex; align-items: center; gap: 5px; height: 18px; padding: 0 6px 6px; color: #94a3b8; font-size: 10px; }
.mock-laptop-bar i { width: 8px; height: 8px; border-radius: 50%; background: #64748b; }
.mock-laptop-bar span { margin-left: 8px; }
.mock-laptop-screen { background: #f8fafc; border-radius: 6px 6px 0 0; min-height: 230px; display: flex; overflow: hidden; }
.mock-laptop-base { height: 10px; background: #334155; border-radius: 0 0 10px 10px; }
.mock-side { width: 88px; background: #0f172a; color: #94a3b8; padding: 12px 8px; font-size: 10px; }
.mock-side-item { padding: 6px 8px; border-radius: 6px; margin-bottom: 4px; }
.mock-side-item.on { background: #0284c7; color: #fff; }
.mock-main { flex: 1; padding: 12px; }
.mock-phone { position: absolute; right: 4%; bottom: 8px; width: 148px; height: 292px; background: #0f172a; border-radius: 22px; padding: 10px 8px 8px; }

/* ---------- 8. 响应式布局优化 ---------- */
@media (max-width: 1024px) {
  .home-hero h1 { font-size: 40px; }
  .product-dual-columns { grid-template-columns: 1fr; gap: 28px; }
  .trust-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}

@media (max-width: 640px) {
  .home-hero { padding: 48px 0 40px; }
  .home-hero h1 { font-size: 30px; }
  .home-hero p.lead { font-size: 16px; }
  .stats-row { grid-template-columns: 1fr; }
  .trust-cards-grid { grid-template-columns: 1fr; }
  .home-dock { display: none; }
  .product-column-card { padding: 28px 20px; }
  .cta-box { padding: 40px 20px; }
  .cta-box h2 { font-size: 24px; }
}