/* ==========================================================
   方案中心 · 页面专属样式
   作用域限定：.page-products
   ========================================================== */

.page-products {
  --pp-gold-soft: rgba(212, 175, 55, 0.12);
  --pp-gold-mid: rgba(212, 175, 55, 0.45);
  --pp-gold-line: rgba(212, 175, 55, 0.65);
  --pp-ink-tint: rgba(11, 61, 46, 0.05);
  --pp-vermilion-soft: rgba(227, 66, 52, 0.14);
  --pp-card-radius: 18px;

  background: var(--color-paper);
  color: var(--color-black);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products .breadcrumb {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-5) var(--sp-4) 0;
}

/* ---------- 产品概览：框景首屏 ---------- */
.page-products .products-hero {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-6) var(--sp-4) var(--sp-7);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
  position: relative;
}

.page-products .products-hero::before {
  content: "";
  display: block;
  position: absolute;
  top: var(--sp-5);
  right: var(--sp-2);
  bottom: var(--sp-5);
  left: var(--sp-2);
  border: 1px solid var(--pp-gold-line);
  border-radius: 28px;
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero__copy,
.page-products .products-hero__media {
  position: relative;
  z-index: 1;
}

.page-products .products-hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  line-height: 1.35;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: var(--sp-2) 0 var(--sp-3);
  color: var(--color-ink-deep);
}

.page-products .products-hero__lead {
  font-size: var(--fs-md);
  color: var(--color-smoke);
  max-width: 46ch;
  margin-bottom: var(--sp-5);
}

.page-products .products-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--pp-gold-mid);
}

.page-products .products-hero__stat {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.page-products .products-hero__stat-num {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--color-ink);
}

.page-products .products-hero__stat-label {
  font-size: var(--fs-xs);
  color: var(--color-smoke);
  letter-spacing: 0.08em;
}

.page-products .products-hero__media {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-ink);
  box-shadow: var(--shadow-md);
  position: relative;
}

.page-products .products-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 核心模块：地图图例布局 ---------- */
.page-products .products-modules {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-7) var(--sp-4);
}

.page-products .products-modules__header {
  margin-bottom: var(--sp-5);
}

.page-products .products-modules__header .section-title {
  margin: var(--sp-1) 0 var(--sp-2);
}

.page-products .products-modules__header .section-subtitle {
  max-width: 54ch;
  color: var(--color-smoke);
}

.page-products .products-modules__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
}

/* --- 图例 --- */
.page-products .modules-legend {
  background: var(--color-ink);
  color: var(--color-paper);
  border-radius: var(--pp-card-radius);
  padding: var(--sp-4);
  position: relative;
  overflow: hidden;
}

.page-products .modules-legend::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-products .modules-legend__intro {
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid rgba(245, 241, 232, 0.16);
}

.page-products .modules-legend__eyebrow {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-products .modules-legend__intro p {
  margin: var(--sp-1) 0 0;
  font-size: var(--fs-xs);
  color: rgba(245, 241, 232, 0.6);
}

.page-products .modules-legend__item {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-2);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-paper);
  transition: background var(--ease-base), transform var(--ease-base);
}

.page-products .modules-legend__item:hover {
  background: rgba(212, 175, 55, 0.14);
  transform: translateX(4px);
}

.page-products .modules-legend__num {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-gold);
  text-align: center;
  border: 1px solid var(--pp-gold-mid);
  border-radius: var(--radius-sm);
  padding: var(--sp-1) 0;
  line-height: 1.2;
}

.page-products .modules-legend__name {
  font-size: var(--fs-sm);
  font-weight: 600;
}

.page-products .modules-legend__badge {
  font-size: var(--fs-xs);
  color: var(--color-gold);
  border: 1px solid var(--pp-gold-mid);
  border-radius: 999px;
  padding: 0 var(--sp-2);
  white-space: nowrap;
  background: rgba(212, 175, 55, 0.08);
}

/* --- 模块卡片 --- */
.page-products .modules-content {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.page-products .module-card {
  background: #ffffff;
  border-radius: var(--pp-card-radius);
  border-left: 4px solid var(--color-gold);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-4);
  scroll-margin-top: calc(var(--header-height) + var(--sp-3));
  transition: box-shadow var(--ease-base), transform var(--ease-base);
}

.page-products .module-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.page-products .module-card__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
  align-items: center;
}

.page-products .module-card__tag {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-vermilion);
  background: var(--pp-vermilion-soft);
  padding: var(--sp-1) var(--sp-2);
  border-radius: var(--radius-sm);
  margin-bottom: var(--sp-2);
}

.page-products .module-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--color-ink-deep);
  margin: 0 0 var(--sp-2);
  line-height: 1.45;
}

.page-products .module-card__desc {
  color: var(--color-smoke);
  font-size: var(--fs-sm);
  margin: 0 0 var(--sp-3);
}

.page-products .module-card__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.page-products .module-card__list li {
  position: relative;
  padding-left: var(--sp-4);
  font-size: var(--fs-sm);
  color: var(--color-black);
}

.page-products .module-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.6em;
  height: 0.6em;
  background: var(--color-gold);
  border-radius: 50%;
  transform: rotate(45deg);
}

.page-products .module-card__media {
  aspect-ratio: 5 / 7;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-gold-soft);
}

.page-products .module-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}

.page-products .module-card__more {
  margin-top: var(--sp-3);
  border-top: 1px solid rgba(11, 61, 46, 0.1);
  padding-top: var(--sp-2);
}

.page-products .module-card__more summary {
  cursor: pointer;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-teal);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  transition: color var(--ease-fast);
}

.page-products .module-card__more summary::-webkit-details-marker {
  display: none;
}

.page-products .module-card__more summary::before {
  content: "+";
  font-size: var(--fs-lg);
  line-height: 1;
  color: var(--color-gold);
  transition: transform var(--ease-base);
}

.page-products .module-card__more[open] summary::before {
  transform: rotate(45deg);
}

.page-products .module-card__more summary:hover {
  color: var(--color-ink);
}

.page-products .module-card__more p {
  margin: var(--sp-2) 0 0;
  padding: var(--sp-2) var(--sp-3);
  background: var(--pp-ink-tint);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-smoke);
}

/* ---------- 下载与安装：深色区块 ---------- */
.page-products .products-download {
  background: var(--color-ink);
  color: var(--color-paper);
  padding: var(--sp-7) var(--sp-4);
  position: relative;
  overflow: hidden;
}

.page-products .products-download::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-vermilion));
}

.page-products .products-download::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.18) 0%, transparent 70%);
  border-radius: 50%;
}

.page-products .products-download__layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-5);
  position: relative;
  z-index: 1;
}

.page-products .products-download .section-title {
  color: var(--color-paper);
  margin: var(--sp-1) 0 var(--sp-2);
}

.page-products .products-download .section-kicker {
  color: var(--color-gold);
}

.page-products .products-download__lead {
  color: rgba(245, 241, 232, 0.78);
  max-width: 50ch;
}

.page-products .products-download__list {
  list-style: none;
  padding: 0;
  margin: var(--sp-4) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-2);
}

.page-products .products-download__list li {
  font-size: var(--fs-sm);
  padding: var(--sp-2) var(--sp-3);
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--color-gold);
}

.page-products .products-download__list strong {
  color: var(--color-gold);
  font-weight: 700;
  margin-right: var(--sp-1);
}

.page-products .products-download__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
}

.page-products .products-download__badges span {
  font-size: var(--fs-xs);
  color: var(--color-paper);
  background: rgba(212, 175, 55, 0.16);
  border: 1px solid rgba(212, 175, 55, 0.4);
  padding: var(--sp-1) var(--sp-3);
  border-radius: 999px;
  white-space: nowrap;
}

.page-products .products-download__media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(212, 175, 55, 0.35);
  max-width: 420px;
}

.page-products .products-download__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .products-download__pulse {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border-radius: 50%;
  background: var(--color-vermilion);
  box-shadow: 0 0 0 0 rgba(227, 66, 52, 0.6);
  animation: pp-pulse 2s var(--ease-slow) infinite;
  pointer-events: none;
  z-index: 2;
}

@keyframes pp-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(227, 66, 52, 0.55);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(227, 66, 52, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(227, 66, 52, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .products-download__pulse {
    animation: none;
  }
}

/* ---------- 场景剧场 ---------- */
.page-products .products-scenarios {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-7) var(--sp-4) var(--sp-6);
}

.page-products .products-scenarios__header {
  margin-bottom: var(--sp-5);
}

.page-products .products-scenarios__header .section-title {
  margin: var(--sp-1) 0 0;
}

.page-products .scenario-switcher {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-2);
  margin-bottom: var(--sp-5);
}

.page-products .scenario-radio {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.page-products .scenario-tab {
  display: block;
  text-align: center;
  padding: var(--sp-2) var(--sp-3);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-ink);
  background: var(--color-gold-soft);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--ease-base), color var(--ease-base), border-color var(--ease-base);
}

.page-products .scenario-tab:hover {
  background: var(--pp-gold-soft);
}

.page-products .scenario-radio:checked + .scenario-tab {
  background: var(--color-ink);
  color: var(--color-paper);
  border-color: var(--color-ink);
  box-shadow: var(--shadow-md);
}

.page-products .scenario-radio:focus-visible + .scenario-tab {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.page-products .scenario-panel {
  display: none;
  grid-template-columns: auto 1fr;
  gap: var(--sp-4);
  align-items: start;
  background: #ffffff;
  border-radius: var(--pp-card-radius);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-4);
  margin-bottom: var(--sp-5);
}

.page-products #scenario-1:checked ~ .scenario-panel--1 {
  display: grid;
}

.page-products #scenario-2:checked ~ .scenario-panel--2 {
  display: grid;
}

.page-products #scenario-3:checked ~ .scenario-panel--3 {
  display: grid;
}

.page-products .scenario-panel__num {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  border-right: 2px solid var(--pp-gold-mid);
  padding-right: var(--sp-4);
}

.page-products .scenario-panel__text h3 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  margin: 0 0 var(--sp-2);
  color: var(--color-ink-deep);
}

.page-products .scenario-panel__text p {
  margin: 0;
  color: var(--color-smoke);
  font-size: var(--fs-sm);
  max-width: 54ch;
}

.page-products .products-scenarios__visual {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-gold-soft);
  box-shadow: var(--shadow-sm);
}

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

/* ---------- 版本演进 ---------- */
.page-products .products-versions {
  background: var(--color-ink-deep);
  color: var(--color-paper);
  padding: var(--sp-7) var(--sp-4);
}

.page-products .products-versions__header {
  max-width: var(--container-max);
  margin: 0 auto var(--sp-6);
}

.page-products .products-versions__header .section-kicker {
  color: var(--color-gold);
}

.page-products .products-versions__header .section-title {
  margin: var(--sp-1) 0 0;
}

.page-products .version-timeline {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: var(--container-max);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.page-products .version-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
  background: repeating-linear-gradient(
    to bottom,
    var(--pp-gold-mid) 0 6px,
    transparent 6px 12px
  );
}

.page-products .version-timeline__item {
  position: relative;
  padding-left: var(--sp-6);
}

.page-products .version-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 16px;
  height: 16px;
  background: var(--color-ink);
  border: 3px solid var(--color-gold);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.2);
}

.page-products .version-timeline__ver {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-gold);
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--pp-gold-mid);
  border-radius: var(--radius-sm);
  padding: var(--sp-1) var(--sp-2);
  margin-bottom: var(--sp-2);
}

.page-products .version-timeline__item h3 {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  margin: 0 0 var(--sp-1);
  color: var(--color-paper);
}

.page-products .version-timeline__item p {
  margin: 0;
  color: rgba(245, 241, 232, 0.72);
  font-size: var(--fs-sm);
  max-width: 58ch;
}

/* ---------- 响应式增强 ---------- */
@media (min-width: 640px) {
  .page-products .products-modules__layout {
    grid-template-columns: 180px 1fr;
    gap: var(--sp-4);
  }

  .page-products .modules-legend {
    position: sticky;
    top: calc(var(--header-height) + var(--sp-3));
    align-self: start;
  }

  .page-products .module-card__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--sp-5);
  }

  .page-products .products-download__layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--sp-6);
    align-items: center;
  }

  .page-products .products-download__media {
    justify-self: end;
  }
}

@media (min-width: 1024px) {
  .page-products .products-hero {
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--sp-7);
    padding-top: var(--sp-7);
  }

  .page-products .products-hero__title {
    font-size: var(--fs-3xl);
  }

  .page-products .products-modules__layout {
    grid-template-columns: 250px 1fr;
    gap: var(--sp-6);
  }

  .page-products .modules-legend {
    padding: var(--sp-5);
  }

  .page-products .module-card {
    padding: var(--sp-5);
  }

  .page-products .module-card__title {
    font-size: var(--fs-xl);
  }

  .page-products .products-scenarios__visual {
    aspect-ratio: 5 / 2;
  }

  .page-products .version-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-6);
  }

  .page-products .version-timeline::before {
    top: 50%;
    bottom: auto;
    left: var(--sp-3);
    right: var(--sp-3);
    width: auto;
    height: 2px;
    background: repeating-linear-gradient(
      to right,
      var(--pp-gold-mid) 0 6px,
      transparent 6px 12px
    );
  }

  .page-products .version-timeline__item {
    padding-left: 0;
    padding-top: var(--sp-6);
  }

  .page-products .version-timeline__item::before {
    left: 0;
    top: var(--sp-3);
  }
}

@media (max-width: 360px) {
  .page-products .products-hero__stats {
    grid-template-columns: 1fr;
    gap: var(--sp-2);
  }

  .page-products .scenario-switcher {
    grid-template-columns: 1fr;
  }
}