.page-products {
  --pp-line: rgba(143, 166, 196, 0.18);
  --pp-line-strong: rgba(34, 195, 201, 0.5);
  --pp-gap: clamp(0.9rem, 2.2vw, 1.6rem);
  background:
    radial-gradient(90% 60% at 84% -8%, rgba(34, 195, 201, 0.18), transparent 60%),
    radial-gradient(70% 50% at -5% 8%, rgba(255, 90, 54, 0.1), transparent 58%),
    var(--c-night);
  color: var(--c-paper);
  overflow-x: hidden;
}

.page-products p {
  line-height: 1.85;
}

.page-products .pp-h2 {
  font-size: clamp(1.6rem, 4.4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.7rem;
}

.page-products .eyebrow {
  margin-bottom: 0.5rem;
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  list-style: none;
  margin: 0 0 var(--sp-4);
  padding: 0;
  font-size: var(--t-14);
  color: var(--c-fog);
}

.page-products .breadcrumb__list li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.page-products .breadcrumb__list li + li::before {
  content: "/";
  color: rgba(143, 166, 196, 0.45);
}

.page-products .breadcrumb__list a {
  color: var(--c-fog);
  text-decoration: none;
}

.page-products .breadcrumb__list a:hover,
.page-products .breadcrumb__list a:focus-visible {
  color: var(--c-lake);
}

/* 首屏 */
.pp-hero {
  position: relative;
  padding-block: clamp(1.8rem, 5vw, 3.4rem) clamp(2rem, 6vw, 3.6rem);
  isolation: isolate;
}

.pp-hero::after {
  content: "";
  position: absolute;
  inset: -30% -12% auto auto;
  width: 58%;
  height: 165%;
  background-image: repeating-linear-gradient(
    118deg,
    rgba(34, 195, 201, 0.13) 0 1px,
    transparent 1px 28px
  );
  transform: skewX(-8deg);
  opacity: 0.6;
  pointer-events: none;
  z-index: -1;
}

.pp-hero__inner {
  position: relative;
}

.pp-hero__main {
  display: grid;
  gap: clamp(1.4rem, 3.5vw, 2.6rem);
}

.pp-hero__title {
  font-size: clamp(2.3rem, 8vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 0 0 1rem;
}

.pp-hero__title em {
  font-style: normal;
  color: var(--c-rapeseed);
  display: block;
}

.pp-hero__lead {
  max-width: 60ch;
  margin: 0 0 0.9rem;
  font-size: clamp(1rem, 1.4vw, var(--t-18));
  color: rgba(247, 241, 227, 0.82);
}

.pp-hero__lead:last-child {
  margin-bottom: 0;
}

/* 图片框 */
.pp-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--pp-line);
  background: var(--c-night-2);
}

.pp-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.pp-figure__cap {
  display: block;
  padding: 0.7rem 1rem;
  font-size: var(--t-12);
  letter-spacing: 0.04em;
  color: var(--c-fog);
  border-top: 1px solid var(--pp-line);
  background: rgba(11, 27, 51, 0.65);
}

.pp-hero__figure {
  border-color: var(--pp-line-strong);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
}

.pp-figure--wide {
  margin-top: clamp(1.4rem, 3.5vw, 2.4rem);
}

/* 三步命令条 */
.pp-steps {
  list-style: none;
  margin: clamp(1.6rem, 4vw, 2.6rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-line);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.pp-step__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.9rem;
  padding: 0.95rem 1.05rem;
  min-height: 48px;
  background: var(--c-night-2);
  text-decoration: none;
  color: var(--c-paper);
  transition: background 0.18s ease;
}

.pp-step__link:hover,
.pp-step__link:focus-visible {
  background: #17325a;
}

.pp-step__num {
  font-family: var(--font-mono);
  font-size: var(--t-24);
  line-height: 1;
  color: var(--c-rapeseed);
}

.pp-step__body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.pp-step__title {
  font-size: 1rem;
  font-weight: 700;
}

.pp-step__note {
  font-size: var(--t-14);
  color: var(--c-fog);
}

/* 章节 */
.pp-section {
  padding-block: clamp(1.8rem, 5vw, 3.6rem);
}

.pp-section__head {
  max-width: 64ch;
  margin-bottom: clamp(1.1rem, 3vw, 1.9rem);
}

.pp-section__lead {
  margin: 0;
  font-size: 1rem;
  color: rgba(247, 241, 227, 0.78);
}

/* 六栏不等宽矩阵 */
.pp-matrix {
  display: grid;
  gap: var(--pp-gap);
}

.pp-col-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  min-width: 0;
  padding: clamp(1.05rem, 2.4vw, 1.5rem);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(18, 41, 74, 0.95), rgba(11, 27, 51, 0.92));
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.pp-col-card:hover {
  transform: translateY(-2px);
  border-color: var(--pp-line-strong);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.38);
}

.pp-col-card__idx {
  position: absolute;
  top: 0.85rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: var(--t-14);
  color: rgba(143, 166, 196, 0.55);
}

.pp-col-card__icon {
  width: 30px;
  height: 30px;
  color: var(--c-lake);
  flex: none;
}

.pp-col-card__title {
  margin: 0;
  font-size: var(--t-24);
  line-height: 1.25;
}

.pp-col-card__text {
  margin: 0;
  font-size: 1rem;
  color: rgba(247, 241, 227, 0.8);
}

.pp-col-card__link {
  margin-top: auto;
  padding-top: 0.4rem;
  font-size: var(--t-14);
  letter-spacing: 0.02em;
  color: var(--c-rapeseed);
  text-decoration: none;
}

.pp-col-card__link:hover,
.pp-col-card__link:focus-visible {
  color: var(--c-lake);
  text-decoration: underline;
}

/* 窄幅呼吸带 */
.pp-band {
  margin-block: clamp(0.5rem, 2vw, 1.2rem);
  padding-block: clamp(0.9rem, 2.4vw, 1.5rem);
  background: var(--c-night-3);
  border-block: 1px solid var(--pp-line);
}

.pp-band__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 2rem;
  align-items: baseline;
}

.pp-band__item {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.pp-band__num {
  font-family: var(--font-mono);
  font-size: var(--t-32);
  line-height: 1;
  color: var(--c-rapeseed);
}

.pp-band__label {
  font-size: var(--t-14);
  letter-spacing: 0.06em;
  color: var(--c-fog);
}

/* 多端布局 */
.pp-devices {
  display: grid;
  gap: var(--pp-gap);
}

.pp-device {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1rem, 2.4vw, 1.4rem);
  border: 1px solid var(--pp-line);
  border-left: 3px solid var(--c-lake);
  border-radius: var(--radius);
  background: rgba(18, 41, 74, 0.6);
}

.pp-device__title {
  margin: 0;
  font-size: var(--t-18);
  letter-spacing: 0.02em;
}

.pp-device__text {
  margin: 0;
  font-size: 0.975rem;
  color: rgba(247, 241, 227, 0.8);
}

.pp-device .tag {
  align-self: flex-start;
  margin-top: auto;
}

/* 图文分栏 */
.pp-split {
  display: grid;
  gap: clamp(1.2rem, 3.5vw, 2.4rem);
  align-items: center;
}

.pp-split__body {
  min-width: 0;
}

.pp-split__body p {
  margin: 0 0 0.9rem;
  color: rgba(247, 241, 227, 0.82);
}

.pp-split__hint {
  font-size: var(--t-14);
  color: var(--c-fog);
}

.pp-split__media {
  width: 100%;
}

.pp-list {
  list-style: none;
  margin: 0 0 1.1rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.pp-list li {
  position: relative;
  padding-left: 1.35rem;
  font-size: 0.975rem;
  line-height: 1.75;
  color: rgba(247, 241, 227, 0.82);
}

.pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--c-lake);
}

.pp-list strong {
  color: var(--c-paper);
}

/* 入口对照表 */
.pp-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: rgba(18, 41, 74, 0.5);
  -webkit-overflow-scrolling: touch;
}

.pp-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.975rem;
}

.pp-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0.85rem 1rem;
  font-size: var(--t-12);
  letter-spacing: 0.12em;
  color: var(--c-fog);
}

.pp-table th,
.pp-table td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--pp-line);
  vertical-align: top;
}

.pp-table thead th {
  font-size: var(--t-12);
  letter-spacing: 0.12em;
  color: var(--c-lake);
  background: rgba(11, 27, 51, 0.75);
}

.pp-table tbody tr {
  transition: background 0.16s ease;
}

.pp-table tbody tr:hover,
.pp-table tbody tr:focus-within {
  background: rgba(34, 195, 201, 0.09);
}

.pp-table tbody th {
  font-weight: 600;
  color: var(--c-paper);
  min-width: 9em;
}

.pp-table tbody td {
  color: rgba(247, 241, 227, 0.8);
}

.pp-table a {
  color: var(--c-rapeseed);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 197, 66, 0.35);
}

.pp-table a:hover,
.pp-table a:focus-visible {
  color: var(--c-lake);
  border-bottom-color: var(--c-lake);
}

/* 使用建议 */
.pp-grid-3 {
  display: grid;
  gap: var(--pp-gap);
}

.pp-tip {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: clamp(1.05rem, 2.4vw, 1.5rem);
  border: 1px solid var(--pp-line);
  border-radius: var(--radius);
  background: var(--c-night-2);
}

.pp-tip__title {
  margin: 0;
  font-size: var(--t-18);
  color: var(--c-lake);
}

.pp-tip__text {
  margin: 0;
  font-size: 0.975rem;
  color: rgba(247, 241, 227, 0.82);
}

.pp-tip__link {
  margin-top: auto;
  padding-top: 0.4rem;
  font-size: var(--t-14);
  color: var(--c-paper);
  text-decoration: none;
  border-bottom: 1px solid var(--pp-line-strong);
  align-self: flex-start;
}

.pp-tip__link:hover,
.pp-tip__link:focus-visible {
  color: var(--c-rapeseed);
}

/* 底部呼吸区 */
.pp-cta {
  position: relative;
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--pp-line);
  background: var(--c-night-3);
  isolation: isolate;
}

.pp-cta img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: 0.5;
}

.pp-cta__body {
  padding: clamp(1.2rem, 3.5vw, 2.2rem);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.pp-cta__title {
  margin: 0;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.2;
  color: var(--c-paper);
}

.pp-cta__text {
  margin: 0;
  max-width: 56ch;
  font-size: 0.975rem;
  color: rgba(247, 241, 227, 0.85);
}

.pp-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.4rem;
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.65rem 1.2rem;
  border-radius: 999px;
  font-size: var(--t-14);
  letter-spacing: 0.02em;
  text-decoration: none;
}

.page-products .tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: var(--t-12);
  letter-spacing: 0.08em;
}

.page-products a:focus-visible,
.page-products .pp-col-card__link:focus-visible {
  outline: 2px solid var(--c-rapeseed);
  outline-offset: 3px;
}

/* 断点 */
@media (min-width: 720px) {
  .pp-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pp-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pp-col-card--wide {
    grid-column: span 2;
  }

  .pp-devices,
  .pp-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .pp-split {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .pp-split--flip .pp-split__media {
    order: -1;
  }

  .pp-hero__main {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }
}

@media (min-width: 1080px) {
  .pp-matrix {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .pp-cta img {
    position: absolute;
    inset: 0;
    height: 100%;
    z-index: -1;
  }

  .pp-cta__body {
    padding: clamp(2rem, 4vw, 3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pp-col-card,
  .pp-step__link,
  .pp-table tbody tr {
    transition: none;
  }

  .pp-col-card:hover {
    transform: none;
  }
}