/* ===== UC赛场 · 客户端下载 ===== */

.page-products {
  --pp-panel: rgba(16, 31, 51, .78);
  --pp-panel-soft: rgba(22, 40, 62, .55);
  --pp-cyan-glow: rgba(43, 227, 199, .16);
  color: var(--text);
}

/* ---------- 首屏 ---------- */

.page-products .page-hero {
  padding: clamp(14px, 3.4vw, 30px) 0 clamp(30px, 6vw, 64px);
}

.page-products .breadcrumb {
  margin-bottom: clamp(14px, 2.6vw, 22px);
}

.page-products .hero-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--grid-line);
  background:
    radial-gradient(120% 90% at 82% 8%, var(--pp-cyan-glow), transparent 58%),
    var(--ink-800);
  padding: clamp(22px, 4.4vw, 52px) clamp(18px, 4vw, 52px) clamp(24px, 4vw, 46px);
}

.page-products .hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(30, 50, 71, .5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(30, 50, 71, .5) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: .85;
  pointer-events: none;
}

.page-products .hero-frame::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 7px;
  background-image: repeating-linear-gradient(to right, var(--grid-line) 0 1px, transparent 1px 14px);
  opacity: .9;
  pointer-events: none;
}

.page-products .hero-inner {
  position: relative;
  z-index: 1;
}

.page-products .corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cyan);
  z-index: 2;
}

.page-products .corner--tl { top: 6px; left: 6px; border-right: 0; border-bottom: 0; }
.page-products .corner--tr { top: 6px; right: 6px; border-left: 0; border-bottom: 0; }
.page-products .corner--bl { bottom: 6px; left: 6px; border-right: 0; border-top: 0; }
.page-products .corner--br { bottom: 6px; right: 6px; border-left: 0; border-top: 0; }

.page-products .hero-kicker {
  margin: 0 0 14px;
  color: var(--cyan);
}

.page-products h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(29px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -.01em;
  max-width: 22ch;
}

.page-products .hero-lead {
  margin: 0 0 26px;
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .hero-facts {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: clamp(18px, 2.6vw, 24px) 0 0;
  border-top: 1px solid var(--grid-line);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.page-products .hero-facts li {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}

.page-products .hero-facts .label-mono {
  color: var(--sage);
}

.page-products .hero-facts strong {
  font-family: var(--font-num);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 30px);
  letter-spacing: -.02em;
  color: var(--text);
  line-height: 1.1;
}

/* ---------- 通用章节 ---------- */

.page-products .section {
  padding: clamp(38px, 6.4vw, 76px) 0;
  border-top: 1px solid var(--grid-line);
}

.page-products .section-intro {
  margin: 22px 0 0;
  max-width: 70ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .media-caption {
  display: block;
  margin-top: 12px;
  color: var(--sage);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 01 步骤条 ---------- */

.page-products .step-track {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0 0 0 8px;
}

.page-products .step {
  position: relative;
  padding: 0 0 30px 32px;
  border-left: 1px solid var(--grid-line);
}

.page-products .step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .step-dot {
  position: absolute;
  left: -8px;
  top: 4px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--grid-line);
}

.page-products .step.is-done .step-dot {
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px var(--pp-cyan-glow);
}

.page-products .step-index {
  display: block;
  color: var(--sage);
  margin-bottom: 8px;
}

.page-products .step-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.35;
  color: var(--text);
}

.page-products .step-text {
  margin: 0 0 10px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-products .step-time {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--grid-line);
  color: var(--cyan);
}

.page-products .step.is-done .step-time {
  border-color: var(--cyan-deep);
}

.page-products .steps-media {
  margin: clamp(30px, 5vw, 48px) 0 0;
}

/* ---------- 02 能力 ---------- */

.page-products .capability-layout {
  margin-top: clamp(26px, 4vw, 40px);
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .cap-media {
  margin: 0;
}

.page-products .cap-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.page-products .cap-card {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--pp-panel);
  border: 1px solid var(--grid-line);
  transition: transform 220ms var(--ease), border-color 220ms var(--ease);
}

.page-products .cap-card:hover,
.page-products .cap-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.page-products .cap-num {
  display: block;
  margin-bottom: 12px;
  color: var(--orange);
}

.page-products .cap-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.35;
  color: var(--text);
}

.page-products .cap-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-products .cap-card::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 220ms var(--ease);
}

.page-products .cap-card:hover::after {
  opacity: 1;
}

/* ---------- 03 入口 ---------- */

.page-products .entry-layout {
  margin-top: clamp(26px, 4vw, 40px);
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .entry-figure {
  margin: 0;
  border: 1px solid var(--grid-line);
  background: var(--ink-900);
  padding: 10px;
}

.page-products .entry-svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .entry-copy h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  color: var(--text);
}

.page-products .entry-copy p {
  margin: 0 0 18px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .entry-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .entry-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-products .entry-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-products .entry-media {
  margin: clamp(28px, 4vw, 42px) 0 0;
}

/* ---------- 04 导出 ---------- */

.page-products .export-layout {
  margin-top: clamp(22px, 3.4vw, 34px);
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.page-products .export-options {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.page-products .export-option {
  padding: 20px;
  background: var(--pp-panel-soft);
  border: 1px solid var(--grid-line);
  border-left: 2px solid var(--orange);
  transition: border-color 220ms var(--ease), transform 220ms var(--ease);
}

.page-products .export-option:hover {
  transform: translateY(-2px);
  border-color: var(--orange-soft);
}

.page-products .option-tag {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--orange);
}

.page-products .export-option h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  color: var(--text);
}

.page-products .export-option p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-products .export-note {
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--grid-line);
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sage);
}

.page-products .export-media {
  margin: 0;
  align-self: start;
}

/* ---------- 05 同步 ---------- */

.page-products .sync-layout {
  margin-top: clamp(26px, 4vw, 40px);
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .sync-media {
  margin: 0;
}

.page-products .sync-copy h3 {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.3;
  color: var(--text);
}

.page-products .sync-copy > p {
  margin: 0 0 22px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .sync-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--grid-line);
}

.page-products .sync-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-products .sync-label {
  display: block;
  margin-bottom: 7px;
  color: var(--cyan);
}

.page-products .sync-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-products .sync-note {
  margin: 0 0 22px;
  padding-left: 16px;
  border-left: 2px solid var(--orange);
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sage);
}

/* ---------- 06 版本记录 ---------- */

.page-products .ver-wrap {
  margin-top: clamp(24px, 3.6vw, 36px);
  overflow-x: auto;
  border: 1px solid var(--grid-line);
}

.page-products .ver-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-products .ver-table thead th {
  text-align: left;
  padding: 14px 18px;
  background: var(--ink-800);
  border-bottom: 1px solid var(--grid-line);
  color: var(--sage);
  font-weight: 500;
  letter-spacing: .08em;
  white-space: nowrap;
}

.page-products .ver-table tbody td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--grid-line);
  color: var(--text-2);
  line-height: 1.65;
  vertical-align: middle;
}

.page-products .ver-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .ver-table tbody tr {
  transition: background-color 180ms var(--ease);
}

.page-products .ver-table tbody tr:hover {
  background: rgba(43, 227, 199, .06);
}

.page-products .ver-name {
  color: var(--text);
  font-weight: 500;
  white-space: nowrap;
}

.page-products .ver-note {
  margin: 20px 0 0;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sage);
}

/* ---------- 收尾 ---------- */

.page-products .section--closing {
  border-top: 1px solid var(--grid-line);
}

.page-products .closing-panel {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--grid-line);
  background:
    linear-gradient(120deg, rgba(255, 107, 44, .08), transparent 46%),
    var(--pp-panel);
}

.page-products .closing-copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.25;
  color: var(--text);
}

.page-products .closing-copy p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-products .closing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 交互与动效 ---------- */

.page-products .btn:focus-visible,
.page-products .breadcrumb-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 窄屏 ---------- */

@media (max-width: 560px) {
  .page-products .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-products .hero-facts li:last-child {
    grid-column: 1 / -1;
  }

  .page-products .step {
    padding-left: 26px;
  }

  .page-products .hero-actions .btn,
  .page-products .closing-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 860px) {
  .page-products .step-track {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-left: 0;
  }

  .page-products .step {
    border-left: 0;
    border-top: 1px solid var(--grid-line);
    padding: 30px 26px 0 0;
  }

  .page-products .step:last-child {
    padding-right: 0;
    border-left-color: transparent;
  }

  .page-products .step.is-done {
    border-top-color: var(--cyan);
  }

  .page-products .step-dot {
    left: 0;
    top: -8px;
  }

  .page-products .capability-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-products .cap-card:nth-child(2),
  .page-products .cap-card:nth-child(4) {
    transform: translateY(16px);
  }

  .page-products .cap-card:nth-child(2):hover,
  .page-products .cap-card:nth-child(4):hover,
  .page-products .cap-card:nth-child(2):focus-within,
  .page-products .cap-card:nth-child(4):focus-within {
    transform: translateY(14px);
  }

  .page-products .entry-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-products .export-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-products .sync-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }

  .page-products .closing-panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-products .closing-actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1200px) {
  .page-products .cap-card {
    padding: 26px 24px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cap-card,
  .page-products .export-option,
  .page-products .ver-table tbody tr {
    transition: none;
  }

  .page-products .cap-card:hover,
  .page-products .cap-card:focus-within,
  .page-products .export-option:hover {
    transform: none;
  }

  .page-products .cap-card:nth-child(2),
  .page-products .cap-card:nth-child(4) {
    transform: none;
  }
}