/* 功能导览 · 项目介绍（保证可读，不依赖易丢的相对路径） */
.tour-layout {
  position: relative;
  z-index: 2;
  padding: 110px 0 72px;
  color: #e2e8f0;
}

.tour-hero {
  max-width: 900px;
  margin: 0 auto 28px;
  text-align: left;
}

.tour-kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #7dd3fc;
  margin-bottom: 12px;
}

.tour-hero h1 {
  font-family: "Orbitron", "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  letter-spacing: 0.06em;
  color: #f8fafc;
  margin-bottom: 16px;
  line-height: 1.35;
}

.tour-lead {
  font-size: 16px;
  line-height: 1.75;
  color: #cbd5e1;
  margin-bottom: 18px;
}

.tour-lead strong { color: #f1f5f9; }

.tour-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tour-pill {
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  background: rgba(14, 165, 233, 0.12);
  color: #bae6fd;
}

.tour-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 48px;
}

.tour-intro-card h2 {
  font-size: 18px;
  color: #f1f5f9;
  margin-bottom: 12px;
}

.tour-intro-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tour-intro-card li {
  position: relative;
  padding: 8px 0 8px 16px;
  color: #cbd5e1;
  font-size: 14px;
  line-height: 1.6;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.tour-intro-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #38bdf8;
}

.tour-section-head {
  margin: 0 0 20px;
  text-align: left;
}

.tour-section-head h2 {
  font-size: 22px;
  color: #f8fafc;
  margin-bottom: 8px;
}

.tour-section-head p {
  color: #94a3b8;
  font-size: 14px;
}

.tour-modules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 48px;
}

.tour-module {
  padding: 20px;
  min-height: 220px;
}

.tour-module-tag {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #67e8f9;
  margin-bottom: 10px;
}

.tour-module h3 {
  font-size: 17px;
  color: #f8fafc;
  margin-bottom: 10px;
}

.tour-module > p {
  font-size: 14px;
  color: #cbd5e1;
  line-height: 1.65;
  margin-bottom: 12px;
}

.tour-module ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tour-module li {
  font-size: 13px;
  color: #94a3b8;
  padding: 4px 0 4px 12px;
  position: relative;
  line-height: 1.5;
}

.tour-module li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: #38bdf8;
}

.tour-flow {
  list-style: none;
  margin: 0 0 48px;
  padding: 8px 20px;
}

.tour-flow li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.tour-flow li:last-child { border-bottom: 0; }

.tour-flow b {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(56, 189, 248, 0.18);
  color: #7dd3fc;
  font-size: 13px;
}

.tour-flow strong {
  display: block;
  color: #f1f5f9;
  margin-bottom: 4px;
  font-size: 15px;
}

.tour-flow span {
  color: #94a3b8;
  font-size: 13px;
  line-height: 1.55;
}

.tour-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.tour-tab {
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.55);
  color: #cbd5e1;
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  cursor: pointer;
}

.tour-tab.active {
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.28), rgba(99, 102, 241, 0.32));
  border-color: rgba(56, 189, 248, 0.5);
  color: #f8fafc;
}

.tour-pane { display: none; }
.tour-pane.active { display: block; }

.app-shell {
  max-width: 1100px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: #0b1220;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  min-height: 420px;
  display: grid;
  grid-template-columns: 200px 1fr;
}

.app-side {
  background: linear-gradient(180deg, #111827, #0f172a);
  border-right: 1px solid rgba(148, 163, 184, 0.12);
  padding: 18px 12px;
}

.app-brand {
  font-family: Orbitron, sans-serif;
  letter-spacing: 0.16em;
  font-size: 12px;
  color: #7dd3fc;
  padding: 4px 10px 16px;
}

.app-nav span {
  display: block;
  padding: 9px 12px;
  border-radius: 8px;
  color: #94a3b8;
  font-size: 13px;
  margin-bottom: 4px;
}

.app-nav .on {
  background: rgba(56, 189, 248, 0.12);
  color: #e0f2fe;
}

.app-main { padding: 18px 20px 24px; }

.app-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.app-top h2 {
  font-size: 18px;
  color: #f1f5f9;
  margin: 0;
}

.app-top .hint { font-size: 12px; color: #64748b; }

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.stat {
  background: rgba(30, 41, 59, 0.65);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 12px;
  padding: 12px;
}

.stat b {
  display: block;
  font-size: 20px;
  color: #f8fafc;
  margin-bottom: 4px;
}

.stat span { font-size: 12px; color: #94a3b8; }

.panel {
  background: rgba(30, 41, 59, 0.45);
  border: 1px solid rgba(148, 163, 184, 0.12);
  border-radius: 12px;
  padding: 14px;
}

.panel h3 {
  margin: 0 0 10px;
  font-size: 14px;
  color: #e2e8f0;
}

.row-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  font-size: 13px;
  color: #cbd5e1;
}

.row-item:first-of-type { border-top: 0; }

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  color: #7dd3fc;
  white-space: nowrap;
}

.tag.warn { background: rgba(251, 191, 36, 0.15); color: #fbbf24; }
.tag.ok { background: rgba(52, 211, 153, 0.15); color: #34d399; }

.phone-wrap {
  display: flex;
  justify-content: center;
  padding: 8px 0;
}

.phone {
  width: 280px;
  min-height: 420px;
  border-radius: 28px;
  border: 8px solid #1e293b;
  background: #0f172a;
  overflow: hidden;
}

.phone-bar {
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #111827;
  color: #94a3b8;
  font-size: 12px;
}

.phone-body { padding: 14px; }

.chat-bubble {
  background: rgba(56, 189, 248, 0.12);
  border-radius: 12px 12px 12px 4px;
  padding: 10px 12px;
  margin-bottom: 10px;
  font-size: 13px;
  color: #e2e8f0;
  line-height: 1.5;
}

.chat-bubble.me {
  background: rgba(99, 102, 241, 0.2);
  border-radius: 12px 12px 4px 12px;
  margin-left: 36px;
}

.tour-note {
  margin: 14px 0 0;
  color: #94a3b8;
  font-size: 13px;
  text-align: center;
}

.tour-cta { margin-top: 40px; }

/* 实机截图画廊 */
.shot-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
}

.shot-stage {
  padding: 0;
  overflow: hidden;
  margin-bottom: 16px;
}

.shot-chrome {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
  background: rgba(15, 23, 42, 0.65);
}

.shot-chrome span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #64748b;
}

.shot-chrome span:nth-child(1) { background: #f87171; }
.shot-chrome span:nth-child(2) { background: #fbbf24; }
.shot-chrome span:nth-child(3) { background: #34d399; }

.shot-chrome em {
  margin-left: 8px;
  font-style: normal;
  font-size: 12px;
  color: #94a3b8;
  letter-spacing: 0.04em;
}

.shot-link {
  display: block;
  background: #020617;
}

.shot-link img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 640px;
  object-fit: contain;
  object-position: top center;
}

.shot-figcap {
  padding: 12px 16px 16px;
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.55;
  border-top: 1px solid rgba(148, 163, 184, 0.12);
}

.shot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 48px;
}

.shot-thumb {
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(15, 23, 42, 0.55);
  border-radius: 12px;
  padding: 6px;
  cursor: pointer;
  text-align: left;
  color: #cbd5e1;
}

.shot-thumb img {
  display: block;
  width: 100%;
  height: 88px;
  object-fit: cover;
  object-position: top;
  border-radius: 8px;
  margin-bottom: 6px;
}

.shot-thumb span {
  font-size: 12px;
  padding: 0 4px 2px;
  display: block;
}

.shot-thumb.active {
  border-color: rgba(56, 189, 248, 0.55);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, 0.25);
}

.tour-modules-shots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 40px;
}

.mod-shot {
  padding: 0;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  min-height: 200px;
}

.mod-shot-img {
  display: block;
  background: #020617;
  border-right: 1px solid rgba(148, 163, 184, 0.12);
}

.mod-shot-img img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
  object-position: top left;
}

.mod-shot-body {
  padding: 16px 18px;
}

.mod-shot-body h3 {
  font-size: 16px;
  color: #f8fafc;
  margin-bottom: 8px;
}

.mod-shot-body p {
  font-size: 13px;
  color: #94a3b8;
  line-height: 1.6;
}

@media (max-width: 960px) {
  .tour-modules { grid-template-columns: 1fr; }
  .tour-intro-grid { grid-template-columns: 1fr; }
  .tour-modules-shots { grid-template-columns: 1fr; }
  .mod-shot { grid-template-columns: 1fr; }
  .mod-shot-img img { min-height: 160px; max-height: 220px; }
  .shot-grid { grid-template-columns: 1fr 1fr; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .app-shell { grid-template-columns: 1fr; }
  .app-side { display: none; }
}