/* ===== 第二套模板 · 腾洲创想风格（浅蓝白 + 蓝橙）===== */
.theme-cloud {
  --c-bg: #f5f8fc;
  --c-surface: #ffffff;
  --c-ink: #1a2332;
  --c-muted: #6b7a90;
  --c-line: #e8eef6;
  --c-blue: #1a66ff;
  --c-blue-dark: #0d4fd6;
  --c-orange: #ff6a00;
  --c-price: #ff4d1a;
  --c-ok: #00a870;
  --c-font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --c-display: "Outfit", "Noto Sans SC", sans-serif;
  font-family: var(--c-font);
  color: var(--c-ink);
  background: var(--c-bg);
}

body.theme-cloud,
html.theme-cloud body {
  background: var(--c-bg) !important;
}

/* ----- Topbar: white SaaS ----- */
.theme-cloud .topbar {
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--c-line);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(26, 102, 255, 0.04);
}
.theme-cloud .topbar-inner {
  max-width: 1200px;
  height: 64px;
}
.theme-cloud .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--c-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--c-ink);
  letter-spacing: 0;
}
.theme-cloud .brand::before {
  content: "";
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, #1a66ff, #4d8dff);
  box-shadow: 0 4px 12px rgba(26, 102, 255, 0.35);
  flex-shrink: 0;
  background-image:
    linear-gradient(135deg, #1a66ff, #4d8dff),
    radial-gradient(circle at 35% 35%, #fff 0 18%, transparent 19%);
}
.theme-cloud .brand span { color: var(--c-blue); }
.theme-cloud .nav button,
.theme-cloud .nav .btn {
  color: #4a5568;
  font-size: 14px;
}
.theme-cloud .nav button:hover,
.theme-cloud .nav .btn:hover {
  color: var(--c-blue);
  background: rgba(26, 102, 255, 0.06);
}
.theme-cloud .nav button.active {
  color: var(--c-blue);
  font-weight: 600;
}
.theme-cloud .btn.primary {
  background: var(--c-blue) !important;
  color: #fff !important;
  border-radius: 6px !important;
  box-shadow: 0 6px 16px rgba(26, 102, 255, 0.28);
  font-weight: 600;
}
.theme-cloud .btn.primary:hover {
  background: var(--c-blue-dark) !important;
}
.theme-cloud .btn.ghost {
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-ink);
  border-radius: 6px;
}
.theme-cloud .cart-count {
  background: var(--c-orange);
  color: #fff;
}
.theme-cloud .nav-toggle {
  border-color: var(--c-line);
  background: #fff;
}
.theme-cloud .nav-toggle span { background: #445; }

@media (max-width: 900px) {
  .theme-cloud .nav.open {
    background: #fff;
    border-top: 1px solid var(--c-line);
  }
}

/* ----- Home ----- */
.theme-cloud .cloud-home { margin: 0; background: #fff; }

.theme-cloud .tz-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 20px 48px;
  background:
    radial-gradient(ellipse 60% 80% at 85% 40%, rgba(26, 102, 255, 0.12), transparent 55%),
    radial-gradient(ellipse 40% 50% at 10% 80%, rgba(255, 106, 0, 0.06), transparent 50%),
    linear-gradient(180deg, #f8fbff 0%, #eef4ff 55%, #ffffff 100%);
  min-height: 520px;
}
.theme-cloud .tz-hero .inner {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 960px) {
  .theme-cloud .tz-hero .inner { grid-template-columns: 1fr; }
  .theme-cloud .tz-visual { display: none; }
}

.theme-cloud .tz-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(26, 102, 255, 0.1);
  color: var(--c-blue);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 18px;
}
.theme-cloud .tz-tag .hot {
  background: var(--c-orange);
  color: #fff;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.theme-cloud .tz-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 4.5vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--c-ink);
  letter-spacing: -0.02em;
}
.theme-cloud .tz-hero h1 .hl {
  display: inline-block;
  padding: 2px 12px;
  margin-left: 4px;
  border-radius: 8px;
  background: linear-gradient(135deg, #ff7a1a, #ff5500);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 106, 0, 0.35);
  transform: rotate(-1deg);
}
.theme-cloud .tz-hero .sub {
  margin: 0 0 18px;
  font-size: 15px;
  color: var(--c-muted);
  line-height: 1.75;
  max-width: 32em;
}
.theme-cloud .tz-keys {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 0 0 28px;
  font-size: 14px;
  color: var(--c-blue);
  font-weight: 600;
}
.theme-cloud .tz-keys span { position: relative; padding-left: 12px; }
.theme-cloud .tz-keys span::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-blue);
  transform: translateY(-50%);
}
.theme-cloud .tz-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.theme-cloud .tz-cta .btn-main {
  border: none;
  background: var(--c-blue);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 28px;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(26, 102, 255, 0.3);
  transition: transform 0.15s, background 0.15s;
}
.theme-cloud .tz-cta .btn-main:hover {
  background: var(--c-blue-dark);
  transform: translateY(-1px);
}
.theme-cloud .tz-cta .btn-sub {
  border: 1px solid #c9d7ef;
  background: #fff;
  color: var(--c-blue);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
}
.theme-cloud .tz-cta .btn-sub:hover { border-color: var(--c-blue); background: #f5f8ff; }

/* Hero visual: cubes + rings (CSS) */
.theme-cloud .tz-visual {
  position: relative;
  height: 420px;
  display: grid;
  place-items: center;
}
.theme-cloud .tz-visual .ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(26, 102, 255, 0.18);
  animation: tzSpin 24s linear infinite;
}
.theme-cloud .tz-visual .ring.r1 { width: 280px; height: 280px; border-color: rgba(255, 106, 0, 0.35); }
.theme-cloud .tz-visual .ring.r2 { width: 360px; height: 360px; animation-duration: 36s; animation-direction: reverse; }
.theme-cloud .tz-visual .ring.r3 { width: 440px; height: 440px; border-style: dashed; opacity: 0.5; }
@keyframes tzSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.theme-cloud .tz-visual .cluster {
  position: relative;
  width: 180px;
  height: 180px;
  transform-style: preserve-3d;
  animation: tzFloat 5s ease-in-out infinite;
}
@keyframes tzFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.theme-cloud .tz-visual .cube {
  position: absolute;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(77, 141, 255, 0.95), rgba(26, 102, 255, 0.75));
  box-shadow: 0 12px 28px rgba(26, 102, 255, 0.35);
  backdrop-filter: blur(4px);
}
.theme-cloud .tz-visual .cube.c1 { left: 50px; top: 40px; width: 72px; height: 72px; }
.theme-cloud .tz-visual .cube.c2 { left: 20px; top: 100px; opacity: 0.7; transform: rotate(-12deg); }
.theme-cloud .tz-visual .cube.c3 { left: 110px; top: 90px; background: linear-gradient(145deg, #ff9a4d, #ff6a00); box-shadow: 0 12px 28px rgba(255, 106, 0, 0.35); }
.theme-cloud .tz-visual .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(0.5px);
}
.theme-cloud .tz-visual .orb.o1 {
  width: 28px; height: 28px; right: 40px; top: 60px;
  background: rgba(255, 106, 0, 0.55);
  animation: tzFloat 4s ease-in-out infinite reverse;
}
.theme-cloud .tz-visual .orb.o2 {
  width: 18px; height: 18px; left: 30px; bottom: 80px;
  background: rgba(26, 102, 255, 0.5);
}
.theme-cloud .tz-visual .orb.o3 {
  width: 36px; height: 36px; right: 80px; bottom: 50px;
  background: rgba(77, 141, 255, 0.35);
  animation: tzFloat 6s ease-in-out infinite;
}
.theme-cloud .tz-ribbon {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}
.theme-cloud .tz-ribbon i {
  position: absolute;
  width: 420px;
  height: 80px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(26, 102, 255, 0.12), transparent);
  filter: blur(2px);
  transform: rotate(-18deg);
}
.theme-cloud .tz-ribbon i:nth-child(1) { top: 18%; left: -5%; }
.theme-cloud .tz-ribbon i:nth-child(2) {
  top: 48%; right: -8%;
  background: linear-gradient(90deg, transparent, rgba(255, 106, 0, 0.1), transparent);
  transform: rotate(12deg);
  width: 360px;
}
.theme-cloud .tz-ribbon i:nth-child(3) {
  bottom: 12%; left: 20%;
  transform: rotate(-8deg);
  opacity: 0.7;
}

/* Value strip */
.theme-cloud .tz-strip {
  background: #fff;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  padding: 0 16px;
}
.theme-cloud .tz-strip .inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
@media (max-width: 1000px) {
  .theme-cloud .tz-strip .inner { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .theme-cloud .tz-strip .inner { grid-template-columns: 1fr; }
}
.theme-cloud .tz-strip .cell {
  padding: 22px 16px;
  cursor: pointer;
  border-right: 1px solid var(--c-line);
  transition: background 0.15s;
}
.theme-cloud .tz-strip .cell:last-child { border-right: none; }
.theme-cloud .tz-strip .cell:hover { background: #f7faff; }
.theme-cloud .tz-strip .ico {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 10px;
  background: rgba(26, 102, 255, 0.1);
  color: var(--c-blue);
  font-size: 14px;
  font-weight: 800;
}
.theme-cloud .tz-strip .cell:nth-child(3) .ico,
.theme-cloud .tz-strip .cell:nth-child(5) .ico {
  background: rgba(255, 106, 0, 0.12);
  color: var(--c-orange);
}
.theme-cloud .tz-strip strong {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
  color: var(--c-ink);
}
.theme-cloud .tz-strip span {
  font-size: 12px;
  color: var(--c-muted);
  line-height: 1.5;
}

/* Sections */
.theme-cloud .tz-sec {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px;
}
.theme-cloud .tz-sec .hd {
  text-align: center;
  margin-bottom: 36px;
}
.theme-cloud .tz-sec .hd h2 {
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 800;
  color: var(--c-ink);
}
.theme-cloud .tz-sec .hd p {
  margin: 0;
  color: var(--c-muted);
  font-size: 14px;
}

.theme-cloud .tz-entry {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 960px) {
  .theme-cloud .tz-entry { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .theme-cloud .tz-entry { grid-template-columns: 1fr; }
}
.theme-cloud .tz-entry-item {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  padding: 24px 20px;
  cursor: pointer;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}
.theme-cloud .tz-entry-item:hover {
  border-color: rgba(26, 102, 255, 0.35);
  box-shadow: 0 12px 32px rgba(26, 102, 255, 0.1);
  transform: translateY(-3px);
}
.theme-cloud .tz-entry-item .ico {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
  margin-bottom: 14px;
  color: #fff;
  background: linear-gradient(135deg, #1a66ff, #4d8dff);
}
.theme-cloud .tz-entry-item:nth-child(2) .ico {
  background: linear-gradient(135deg, #ff7a1a, #ff5500);
}
.theme-cloud .tz-entry-item:nth-child(3) .ico {
  background: linear-gradient(135deg, #0d4fd6, #1a66ff);
}
.theme-cloud .tz-entry-item:nth-child(4) .ico {
  background: linear-gradient(135deg, #00a870, #34d399);
}
.theme-cloud .tz-entry-item h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
}
.theme-cloud .tz-entry-item p {
  margin: 0;
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.65;
}

/* Hot products — 畅销推荐 */
.theme-cloud .tz-hot {
  background: linear-gradient(180deg, #f7faff 0%, #fff 100%);
}
.theme-cloud .tz-dots {
  display: flex; justify-content: center; gap: 8px; margin-top: 28px; position: relative; z-index: 2;
}
.theme-cloud .tz-dots i {
  width: 28px; height: 3px; border-radius: 2px; background: rgba(26,102,255,.2); display: block;
}
.theme-cloud .tz-dots i.on { background: var(--c-blue); width: 36px; }
.theme-cloud .tz-keys span {
  display: inline-flex; align-items: center; padding: 6px 14px; border-radius: 999px;
  background: rgba(26,102,255,.08); border: 1px solid rgba(26,102,255,.15);
}
.theme-cloud .tz-keys span::before { display: none; }
.theme-cloud .tz-strip .ico.ico-svg {
  width: 40px; height: 40px; padding: 8px; box-sizing: border-box;
}
.theme-cloud .tz-strip .ico.ico-svg svg { width: 100%; height: 100%; }

.theme-cloud .tz-catbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--c-blue); border-radius: 10px; padding: 10px 12px; margin-bottom: 22px;
  flex-wrap: wrap;
}
.theme-cloud .tz-cat-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.theme-cloud .tz-cat-pills button {
  border: none; background: rgba(255,255,255,.16); color: #fff; padding: 8px 16px;
  border-radius: 999px; cursor: pointer; font-size: 13px; font-weight: 600;
}
.theme-cloud .tz-cat-pills button.on { background: #fff; color: var(--c-blue); }
.theme-cloud .tz-cat-all {
  border: 1px solid rgba(255,255,255,.45); background: transparent; color: #fff;
  padding: 8px 14px; border-radius: 8px; cursor: pointer; font-size: 13px; white-space: nowrap;
}
.theme-cloud .tz-cat-all:hover { background: rgba(255,255,255,.12); }

.theme-cloud .tz-hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 1100px) {
  .theme-cloud .tz-hot-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .theme-cloud .tz-hot-grid { grid-template-columns: 1fr; }
}
.theme-cloud .tz-hot-card {
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 12px;
  padding: 18px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.theme-cloud .tz-hot-card:hover {
  box-shadow: 0 14px 36px rgba(26, 102, 255, 0.12);
  transform: translateY(-2px);
}
.theme-cloud .tz-hot-card h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-ink);
  line-height: 1.4;
}
.theme-cloud .tz-hot-card .spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
}
.theme-cloud .tz-hot-card .spec {
  display: flex; flex-direction: column; gap: 2px;
  font-size: 12px;
}
.theme-cloud .tz-hot-card .spec .k { color: #94a3b8; }
.theme-cloud .tz-hot-card .spec .v { color: var(--c-blue); font-weight: 600; font-size: 13px; }
.theme-cloud .tz-hot-card .price-row {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--c-line);
}
.theme-cloud .tz-hot-card .price {
  color: var(--c-blue);
  font-size: 22px;
  font-weight: 800;
  font-family: var(--c-display);
}
.theme-cloud .tz-hot-card .price small {
  font-size: 12px;
  font-weight: 500;
  color: var(--c-muted);
  margin-left: 2px;
}
.theme-cloud .tz-hot-card .price .orig {
  display: block;
  font-size: 12px;
  color: #94a3b8;
  text-decoration: line-through;
  font-weight: 400;
  margin-bottom: 2px;
}
.theme-cloud .tz-hot-card .btn.buy {
  background: var(--c-blue) !important;
  margin-top: 0;
  border-radius: 8px;
  padding: 8px 14px;
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}

/* 云市场 */
.theme-cloud .tz-market { background: #f7f5f1; }
.theme-cloud .tz-market-grid {
  display: grid; grid-template-columns: 1fr 1.15fr; gap: 36px; align-items: start;
}
@media (max-width: 900px) {
  .theme-cloud .tz-market-grid { grid-template-columns: 1fr; }
}
.theme-cloud .tz-market-left .lead {
  margin: 0 0 20px; color: var(--c-muted); font-size: 14px; line-height: 1.85;
}
.theme-cloud .tz-market-left .feat2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.theme-cloud .tz-market-left .f {
  background: #fff; border: 1px solid var(--c-line); border-radius: 10px;
  padding: 14px 12px; font-size: 13px; font-weight: 600; color: var(--c-ink);
  display: flex; align-items: center; gap: 8px;
}
.theme-cloud .tz-market-left .fi {
  width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center;
  background: rgba(26,102,255,.1); color: var(--c-blue); font-size: 12px; flex-shrink: 0;
}
.theme-cloud .tz-market-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
@media (max-width: 560px) {
  .theme-cloud .tz-market-cards { grid-template-columns: repeat(2, 1fr); }
}
.theme-cloud .tz-market-cards .mc {
  background: #fff; border-radius: 12px; padding: 22px 12px; text-align: center;
  box-shadow: 0 8px 24px rgba(15,40,80,.06); cursor: pointer;
  transition: transform .15s, box-shadow .15s;
}
.theme-cloud .tz-market-cards .mc:hover {
  transform: translateY(-3px); box-shadow: 0 14px 32px rgba(26,102,255,.12);
}
.theme-cloud .tz-market-cards .mi {
  width: 48px; height: 48px; margin: 0 auto 12px; border-radius: 12px;
  display: grid; place-items: center; font-weight: 800; font-size: 14px; color: #fff;
  background: linear-gradient(135deg, #1a66ff, #4d8dff);
}
.theme-cloud .tz-market-cards .mc:nth-child(2) .mi { background: linear-gradient(135deg, #3b82f6, #60a5fa); }
.theme-cloud .tz-market-cards .mc:nth-child(3) .mi { background: linear-gradient(135deg, #0ea5e9, #38bdf8); }
.theme-cloud .tz-market-cards .mc:nth-child(4) .mi { background: linear-gradient(135deg, #6366f1, #818cf8); }
.theme-cloud .tz-market-cards .mc:nth-child(5) .mi { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.theme-cloud .tz-market-cards .mc:nth-child(6) .mi { background: linear-gradient(135deg, #0284c7, #38bdf8); }
.theme-cloud .tz-market-cards span { font-size: 13px; font-weight: 600; color: var(--c-ink); }

/* 行业解决方案 */
.theme-cloud .tz-sol {
  background: #1a1f2e;
  color: #fff;
}
.theme-cloud .tz-sol .hd.light h2 { color: #fff; }
.theme-cloud .tz-sol .hd.light p { color: rgba(255,255,255,.65); }
.theme-cloud .tz-sol-tabs {
  display: flex; flex-wrap: wrap; gap: 0; background: #fff; border-radius: 10px; overflow: hidden; margin-bottom: 28px;
}
.theme-cloud .tz-sol-tabs button {
  flex: 1; min-width: 140px; border: none; background: #fff; color: var(--c-blue);
  padding: 14px 10px; font-size: 12px; font-weight: 600; cursor: pointer; position: relative;
  border-right: 1px solid var(--c-line);
}
.theme-cloud .tz-sol-tabs button:last-child { border-right: none; }
.theme-cloud .tz-sol-tabs button em {
  display: inline-block; margin-right: 4px; opacity: .7; font-style: normal; font-weight: 700;
}
.theme-cloud .tz-sol-tabs button.on {
  background: var(--c-blue); color: #fff;
}
.theme-cloud .tz-sol-tabs button.on::after {
  content: ""; position: absolute; left: 50%; bottom: -6px; transform: translateX(-50%);
  border: 6px solid transparent; border-top-color: var(--c-blue);
}
.theme-cloud .tz-sol-body {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
}
@media (max-width: 900px) {
  .theme-cloud .tz-sol-body { grid-template-columns: 1fr; }
}
.theme-cloud .tz-sol-visual { display: grid; place-items: center; min-height: 260px; }
.theme-cloud .tz-sol-visual .laptop {
  width: min(100%, 380px); aspect-ratio: 16/10;
  background: #0b1220; border-radius: 12px 12px 4px 4px; padding: 10px 10px 18px;
  box-shadow: 0 24px 48px rgba(0,0,0,.45); position: relative;
}
.theme-cloud .tz-sol-visual .laptop::after {
  content: ""; position: absolute; left: 50%; bottom: -10px; transform: translateX(-50%);
  width: 70%; height: 10px; background: #334155; border-radius: 0 0 8px 8px;
}
.theme-cloud .tz-sol-visual .screen {
  height: 100%; border-radius: 6px; overflow: hidden; display: flex; flex-direction: column;
}
.theme-cloud .tz-sol-visual .sc-top {
  flex: 1; background: linear-gradient(135deg, #0f172a, #1e3a8a); display: grid; place-items: center;
  font-weight: 700; font-size: 16px; color: #fff;
}
.theme-cloud .tz-sol-visual .sc-bot {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 10px; background: #f8fafc;
}
.theme-cloud .tz-sol-visual .sc-card {
  background: #fff; border: 1px solid #e2e8f0; border-radius: 6px; padding: 10px 8px;
  font-size: 11px; color: #334155; font-weight: 600; text-align: center;
}
.theme-cloud .tz-sol-copy h3 { margin: 0 0 12px; font-size: 22px; font-weight: 800; color: #fff; }
.theme-cloud .tz-sol-copy > p { margin: 0 0 20px; color: rgba(255,255,255,.7); font-size: 14px; line-height: 1.8; }
.theme-cloud .tz-sol-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 22px;
}
.theme-cloud .tz-sol-stats strong { display: block; font-size: 20px; color: #fff; margin-bottom: 4px; }
.theme-cloud .tz-sol-stats span { font-size: 12px; color: rgba(255,255,255,.55); }
.theme-cloud .tz-sol .btn-main {
  border: none; background: var(--c-blue); color: #fff; font-weight: 700;
  padding: 12px 28px; border-radius: 8px; cursor: pointer;
}

/* 为何选择我们 */
.theme-cloud .tz-why { background: #fff; }
.theme-cloud .tz-why-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
@media (max-width: 1000px) {
  .theme-cloud .tz-why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .theme-cloud .tz-why-grid { grid-template-columns: 1fr; }
}
.theme-cloud .tz-why-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: 12px; padding: 22px 18px;
  transition: box-shadow .2s;
}
.theme-cloud .tz-why-card:hover { box-shadow: 0 12px 32px rgba(26,102,255,.1); }
.theme-cloud .tz-why-card .wi {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(26,102,255,.15), rgba(26,102,255,.05));
  color: var(--c-blue); font-weight: 800; margin-bottom: 14px;
}
.theme-cloud .tz-why-card h3 { margin: 0 0 10px; font-size: 16px; font-weight: 700; }
.theme-cloud .tz-why-card p { margin: 0 0 14px; font-size: 13px; color: var(--c-muted); line-height: 1.7; }
.theme-cloud .tz-why-card .tags { display: flex; flex-wrap: wrap; gap: 6px; }
.theme-cloud .tz-why-card .tags span {
  font-size: 11px; padding: 4px 8px; border-radius: 6px; background: #f1f5f9; color: #64748b;
}

/* 合作伙伴 */
.theme-cloud .tz-partner { background: #f8fafc; }
.theme-cloud .tz-logos {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
@media (max-width: 800px) {
  .theme-cloud .tz-logos { grid-template-columns: repeat(2, 1fr); }
}
.theme-cloud .tz-logos .logo-box {
  background: #fff; border: 1px solid var(--c-line); border-radius: 10px;
  min-height: 72px; display: grid; place-items: center; font-weight: 700; color: var(--c-blue);
  font-size: 14px;
}
.theme-cloud .tz-logos .mark {
  display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 50%;
  background: var(--c-blue); color: #fff; font-size: 11px; margin-right: 6px;
}

/* 基础设施 */
.theme-cloud .tz-infra { background: #fff; }
.theme-cloud .tz-infra-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; align-items: center;
}
@media (max-width: 900px) {
  .theme-cloud .tz-infra-grid { grid-template-columns: 1fr; }
}
.theme-cloud .tz-infra-copy h3 { margin: 0 0 10px; font-size: 20px; font-weight: 800; }
.theme-cloud .tz-infra-copy > p { margin: 0 0 16px; color: var(--c-muted); font-size: 14px; line-height: 1.7; }
.theme-cloud .tz-infra-copy .btn-main {
  border: none; background: var(--c-blue); color: #fff; font-weight: 700;
  padding: 10px 20px; border-radius: 8px; cursor: pointer; margin-bottom: 24px;
}
.theme-cloud .tz-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px 24px;
}
.theme-cloud .tz-stats .lbl { display: block; font-size: 12px; color: #94a3b8; margin-bottom: 4px; }
.theme-cloud .tz-stats strong { font-size: 28px; font-weight: 800; color: var(--c-ink); font-family: var(--c-display); }
.theme-cloud .tz-map {
  position: relative; min-height: 280px; border-radius: 16px; overflow: hidden;
  background: #f1f5f9;
}
.theme-cloud .tz-map .map-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(26,102,255,.12), transparent 40%),
    radial-gradient(circle at 72% 42%, rgba(26,102,255,.1), transparent 35%),
    linear-gradient(180deg, #e8eef6, #f8fafc);
  opacity: .95;
}
.theme-cloud .tz-map .map-bg::before {
  content: ""; position: absolute; inset: 12% 8%;
  background:
    radial-gradient(ellipse 18% 12% at 28% 38%, #cbd5e1 0 70%, transparent 71%),
    radial-gradient(ellipse 22% 14% at 48% 42%, #cbd5e1 0 70%, transparent 71%),
    radial-gradient(ellipse 16% 18% at 70% 40%, #cbd5e1 0 70%, transparent 71%),
    radial-gradient(ellipse 14% 10% at 82% 52%, #cbd5e1 0 70%, transparent 71%);
  opacity: .7;
}
.theme-cloud .tz-map .pin {
  position: absolute; display: flex; align-items: center; gap: 8px; z-index: 1;
  font-size: 12px; font-weight: 600; color: var(--c-ink);
}
.theme-cloud .tz-map .pin i {
  width: 14px; height: 14px; border-radius: 50%; background: var(--c-blue);
  box-shadow: 0 0 0 6px rgba(26,102,255,.25); animation: tzPulse 2s ease-out infinite;
}
.theme-cloud .tz-map .pin.p1 { left: 28%; top: 36%; }
.theme-cloud .tz-map .pin.p2 { left: 68%; top: 40%; }
@keyframes tzPulse {
  0% { box-shadow: 0 0 0 0 rgba(26,102,255,.35); }
  100% { box-shadow: 0 0 0 12px rgba(26,102,255,0); }
}

/* CTA 加入我们 */
.theme-cloud .tz-join {
  background:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,.08), transparent 40%),
    radial-gradient(circle at 80% 40%, rgba(255,255,255,.06), transparent 35%),
    linear-gradient(120deg, #0b3db8 0%, #1a66ff 50%, #0d4fd6 100%);
  padding: 64px 20px; text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.theme-cloud .tz-join::before {
  content: ""; position: absolute; inset: -20%;
  background: repeating-linear-gradient(-30deg, transparent, transparent 40px, rgba(255,255,255,.03) 40px, rgba(255,255,255,.03) 80px);
  pointer-events: none;
}
.theme-cloud .tz-join .inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.theme-cloud .tz-join h2 { margin: 0 0 22px; font-size: clamp(22px, 3vw, 32px); font-weight: 800; }
.theme-cloud .tz-join .btn-main {
  border: none; background: #5b9aff; color: #fff; font-weight: 700;
  padding: 12px 32px; border-radius: 8px; cursor: pointer; font-size: 15px;
}
.theme-cloud .tz-join .btn-main:hover { background: #7aafff; }

.theme-cloud .tz-promise {
  background: #fff; border-bottom: 1px solid var(--c-line); padding: 36px 16px;
}
.theme-cloud .tz-promise .inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
@media (max-width: 900px) {
  .theme-cloud .tz-promise .inner { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .theme-cloud .tz-promise .inner { grid-template-columns: 1fr; }
}
.theme-cloud .tz-promise .item { display: flex; gap: 12px; align-items: flex-start; }
.theme-cloud .tz-promise .pi {
  width: 40px; height: 40px; border-radius: 10px; border: 1.5px solid rgba(26,102,255,.35);
  color: var(--c-blue); display: grid; place-items: center; font-weight: 800; flex-shrink: 0;
}
.theme-cloud .tz-promise strong { display: block; font-size: 14px; margin-bottom: 4px; }
.theme-cloud .tz-promise span { font-size: 12px; color: var(--c-muted); line-height: 1.5; }

/* 多栏页脚 */
.theme-cloud .tz-foot {
  background: #f4f6f9; color: #64748b; padding: 48px 20px 20px; font-size: 13px;
}
.theme-cloud .tz-foot .inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px;
}
@media (max-width: 1000px) {
  .theme-cloud .tz-foot .inner { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .theme-cloud .tz-foot .inner { grid-template-columns: repeat(2, 1fr); }
}
.theme-cloud .tz-foot h4 {
  margin: 0 0 12px; color: var(--c-ink); font-size: 14px; font-weight: 700;
}
.theme-cloud .tz-foot a {
  display: block; color: #64748b; text-decoration: none; margin-bottom: 8px; line-height: 1.5;
}
.theme-cloud .tz-foot a:hover { color: var(--c-blue); }
.theme-cloud .tz-foot .phone { margin: 0 0 8px; color: var(--c-ink); font-weight: 600; }
.theme-cloud .tz-foot .muted { margin: 0; color: #94a3b8; font-size: 12px; }
.theme-cloud .tz-foot .copy {
  max-width: 1200px; margin: 28px auto 0; padding-top: 16px;
  border-top: 1px solid #e2e8f0; text-align: center; font-size: 12px; color: #94a3b8;
}

/* Floating side dock */
.theme-cloud .tz-dock {
  position: fixed;
  right: 18px;
  bottom: 28%;
  z-index: 40;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
@media (max-width: 720px) {
  .theme-cloud .tz-dock { display: none; }
}
.theme-cloud .tz-dock button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--c-blue);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(26, 102, 255, 0.35);
}
.theme-cloud .tz-dock .dock-svc {
  background: #fff;
  color: var(--c-blue);
  border: 1px solid var(--c-line);
  box-shadow: 0 6px 16px rgba(15, 27, 45, 0.1);
}
.theme-cloud .tz-dock .dock-top {
  background: #fff;
  color: #64748b;
  border: 1px solid var(--c-line);
  box-shadow: 0 6px 16px rgba(15, 27, 45, 0.08);
}

/* ----- Shop ----- */
.theme-cloud .cloud-shop { margin: 0; }

.theme-cloud .shop-hero {
  background: linear-gradient(120deg, #f0f5ff 0%, #e8f0ff 50%, #fff 100%);
  color: var(--c-ink);
  padding: 36px 20px 28px;
  border-bottom: 1px solid var(--c-line);
}
.theme-cloud .shop-hero .inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.theme-cloud .shop-hero .eyebrow {
  font-size: 12px;
  color: var(--c-blue);
  margin-bottom: 8px;
  font-weight: 600;
  letter-spacing: 0.06em;
}
.theme-cloud .shop-hero h1 {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: 800;
}
.theme-cloud .shop-hero .sub {
  margin: 0;
  font-size: 13px;
  color: var(--c-muted);
  max-width: 36em;
}
.theme-cloud .shop-search {
  display: flex;
  align-items: stretch;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 8px;
  overflow: hidden;
  min-width: 260px;
  box-shadow: 0 4px 14px rgba(26, 102, 255, 0.06);
}
.theme-cloud .shop-search input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--c-ink);
  padding: 10px 14px;
  outline: none;
}
.theme-cloud .shop-search input::placeholder { color: #9aa8bc; }
.theme-cloud .shop-search button {
  border: none;
  background: var(--c-blue);
  color: #fff;
  padding: 0 16px;
  cursor: pointer;
}

.theme-cloud .shop-body {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 16px 48px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 860px) {
  .theme-cloud .shop-body { grid-template-columns: 1fr; }
}

.theme-cloud .shop-side {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 12px;
  overflow: hidden;
  position: sticky;
  top: 76px;
}
.theme-cloud .shop-side .side-hd {
  padding: 14px 16px;
  font-size: 13px;
  font-weight: 700;
  background: #f7faff;
  border-bottom: 1px solid var(--c-line);
}
.theme-cloud .shop-side .region-item {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 8px;
  border: none;
  background: transparent;
  text-align: left;
  padding: 12px 16px;
  cursor: pointer;
  color: var(--c-muted);
  font-size: 13px;
  border-bottom: 1px solid #f1f4f9;
}
.theme-cloud .shop-side .region-item:hover {
  color: var(--c-blue);
  background: rgba(26, 102, 255, 0.04);
}
.theme-cloud .shop-side .region-item.active {
  color: var(--c-blue);
  background: rgba(26, 102, 255, 0.08);
  font-weight: 700;
  border-left: 3px solid var(--c-blue);
  padding-left: 13px;
}
.theme-cloud .shop-side .region-item .dot {
  width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: 0.5;
}

.theme-cloud .shop-main { min-width: 0; }
.theme-cloud .shop-filter {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.theme-cloud .shop-filter h2 { margin: 0; font-size: 16px; font-weight: 700; }
.theme-cloud .shop-filter .meta { font-size: 12px; color: var(--c-muted); }

.theme-cloud .shop-chips {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px;
}
.theme-cloud .shop-chips button {
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-muted);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  cursor: pointer;
}
.theme-cloud .shop-chips button.on {
  background: rgba(26, 102, 255, 0.08);
  border-color: var(--c-blue);
  color: var(--c-blue);
  font-weight: 700;
}

.theme-cloud .shop-side-mobile {
  display: none;
  margin-bottom: 12px;
  overflow-x: auto;
  gap: 8px;
  padding-bottom: 4px;
}
.theme-cloud .shop-side-mobile button {
  flex: 0 0 auto;
  border: 1px solid var(--c-line);
  background: #fff;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--c-muted);
  cursor: pointer;
  white-space: nowrap;
}
.theme-cloud .shop-side-mobile button.on {
  border-color: var(--c-blue);
  color: var(--c-blue);
  background: rgba(26, 102, 255, 0.08);
  font-weight: 700;
}
@media (max-width: 860px) {
  .theme-cloud .shop-side { display: none; }
  .theme-cloud .shop-side-mobile { display: flex; }
}

.theme-cloud .shop-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (max-width: 720px) {
  .theme-cloud .shop-grid { grid-template-columns: 1fr; }
}

.theme-cloud .goods-card {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.theme-cloud .goods-card:hover {
  border-color: rgba(26, 102, 255, 0.4);
  box-shadow: 0 10px 28px rgba(26, 102, 255, 0.1);
}
.theme-cloud .goods-card .gc-hd {
  display: flex; align-items: flex-start; gap: 12px; margin-bottom: 12px;
}
.theme-cloud .goods-card .gc-ico {
  width: 42px; height: 42px; border-radius: 10px;
  display: grid; place-items: center; font-weight: 800; color: #fff; flex-shrink: 0;
  background: linear-gradient(135deg, #1a66ff, #4d8dff);
}
.theme-cloud .goods-card .gc-ico.t2 {
  background: linear-gradient(135deg, #ff7a1a, #ff5500);
}
.theme-cloud .goods-card .gc-ico.t3 {
  background: linear-gradient(135deg, #0d4fd6, #1a66ff);
}
.theme-cloud .goods-card .gc-title { flex: 1; min-width: 0; }
.theme-cloud .goods-card .gc-title h3 {
  margin: 0 0 4px; font-size: 15px; font-weight: 700; line-height: 1.35;
}
.theme-cloud .goods-card .gc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.theme-cloud .goods-card .gc-tags span {
  font-size: 11px; padding: 1px 7px; border-radius: 4px;
  background: #eef4fb; color: var(--c-blue);
}
.theme-cloud .goods-card .gc-tags .hot {
  background: rgba(255, 106, 0, 0.12); color: var(--c-orange);
}
.theme-cloud .goods-card .gc-desc,
.theme-cloud .goods-card .gc-specs {
  font-size: 12px; color: var(--c-muted); line-height: 1.65;
  margin: 0 0 14px; flex: 1;
}
.theme-cloud .goods-card .gc-specs { list-style: none; padding: 0; }
.theme-cloud .goods-card .gc-specs li {
  position: relative; padding-left: 12px; line-height: 1.8;
}
.theme-cloud .goods-card .gc-specs li::before {
  content: ""; position: absolute; left: 0; top: 0.65em;
  width: 5px; height: 5px; border-radius: 50%; background: var(--c-blue); opacity: 0.7;
}
.theme-cloud .goods-card .gc-foot {
  border-top: 1px dashed var(--c-line);
  padding-top: 14px;
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
}
.theme-cloud .goods-card .gc-price .lbl { font-size: 11px; color: var(--c-muted); margin-bottom: 2px; }
.theme-cloud .goods-card .gc-price .val {
  color: var(--c-price); font-size: 22px; font-weight: 800; font-family: var(--c-display);
}
.theme-cloud .goods-card .gc-price .val small { font-size: 12px; font-weight: 500; color: var(--c-muted); }
.theme-cloud .goods-card .gc-price .val .orig {
  display: inline; font-size: 12px; color: #94a3b8; text-decoration: line-through;
  font-weight: 400; margin-right: 6px;
}
.theme-cloud .goods-card .gc-price .stock { margin-top: 4px; font-size: 12px; color: var(--c-ok); }
.theme-cloud .goods-card .gc-price .stock.out { color: var(--c-price); }
.theme-cloud .goods-card .gc-actions { display: flex; align-items: center; gap: 8px; }
.theme-cloud .goods-card .qty-box {
  display: inline-flex; align-items: center; border: 1px solid var(--c-line); border-radius: 6px; overflow: hidden;
}
.theme-cloud .goods-card .qty-box button {
  width: 28px; height: 28px; border: none; background: #f7faff; cursor: pointer; color: var(--c-ink);
}
.theme-cloud .goods-card .qty-box span { min-width: 28px; text-align: center; font-size: 13px; }
.theme-cloud .goods-card .btn.buy {
  background: var(--c-blue) !important; color: #fff !important; border: none;
  border-radius: 8px; padding: 8px 16px; font-size: 13px; font-weight: 700; margin-top: 0; cursor: pointer;
}
.theme-cloud .goods-card .btn.buy:disabled { opacity: 0.5; cursor: not-allowed; }

.theme-cloud .shop-empty {
  background: var(--c-surface);
  border: 1px dashed var(--c-line);
  border-radius: 12px;
  padding: 48px 20px;
  text-align: center;
  color: var(--c-muted);
}
.theme-cloud .shop-empty h3 { margin: 0 0 8px; color: var(--c-ink); font-size: 16px; }

/* Panels / cart under cloud */
.theme-cloud .shell:not(.shell-flush) { max-width: 1200px; }
.theme-cloud .panel {
  background: var(--c-surface);
  border: 1px solid var(--c-line);
  border-radius: 12px;
}
.theme-cloud .panel h2 { font-weight: 800; }
.theme-cloud a { color: var(--c-blue); }
.theme-cloud .cart-steps .step.on { color: var(--c-blue); }
.theme-cloud .cart-steps .step.on .num {
  background: var(--c-blue); border-color: var(--c-blue);
}
.theme-cloud .cart-summary .btn.settle {
  background: var(--c-blue) !important;
  border-radius: 8px;
}
.theme-cloud .field input:focus,
.theme-cloud .field select:focus,
.theme-cloud .field textarea:focus {
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px rgba(26, 102, 255, 0.12);
}