.page-products {
  --pp-gap: clamp(20px, 3.4vw, 44px);
  --pp-pad: clamp(20px, 3vw, 36px);
}

/* ---------- 首屏 ---------- */

.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(104px, 15vw, 176px) clamp(44px, 6vw, 76px);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -46%;
  width: min(620px, 82vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 32%, rgba(198, 255, 61, 0.2), transparent 68%);
  pointer-events: none;
}

.page-products .pp-hero__crumb {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(28px, 5vw, 56px);
  font-size: 13px;
  color: var(--kg-mist);
}

.page-products .pp-hero__crumb a {
  color: var(--kg-moss);
  text-decoration: none;
}

.page-products .pp-hero__crumb a:hover {
  color: var(--kg-neon);
}

.page-products .pp-hero__eyebrow {
  position: relative;
  z-index: 1;
  color: var(--kg-neon);
}

.page-products .pp-hero__title {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  max-width: 22ch;
  font-size: clamp(32px, 6vw, 68px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--kg-cream);
}

.page-products .pp-hero__lede {
  position: relative;
  z-index: 1;
  margin-top: 20px;
  max-width: 62ch;
  font-size: clamp(15px, 1.5vw, 17px);
  color: var(--kg-moss);
}

.page-products .pp-rail {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-products .pp-rail__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-height: 44px;
  padding: 14px 20px;
  border: 1px solid rgba(220, 232, 206, 0.26);
  border-radius: var(--kg-r-pill);
  color: var(--kg-cream);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.24s var(--kg-ease), border-color 0.24s var(--kg-ease);
}

.page-products .pp-rail__link:hover,
.page-products .pp-rail__link:focus-visible {
  border-color: var(--kg-neon);
  background: rgba(198, 255, 61, 0.14);
}

.page-products .pp-rail__num {
  font-family: var(--kg-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kg-neon);
}

.page-products .pp-rail__label {
  font-weight: 600;
}

/* ---------- 章节头 ---------- */

.page-products .pp-head {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-bottom: clamp(26px, 4vw, 48px);
}

.page-products .pp-head__num {
  margin: 0;
  font-family: var(--kg-font-mono);
  font-size: clamp(52px, 9vw, 116px);
  font-weight: 200;
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: var(--kg-peel-deep);
}

.page-products .pp-head__title {
  margin: 0;
  font-size: clamp(22px, 3.2vw, 38px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-products .pp-head__lede {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 分段切换 ---------- */

.page-products .pp-select {
  padding-block: clamp(44px, 6vw, 80px);
}

.page-products .pp-tabs {
  margin-top: clamp(24px, 3vw, 36px);
}

.page-products .pp-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pp-tabs__bar .kg-seg__tab {
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid rgba(46, 31, 20, 0.2);
  border-radius: var(--kg-r-pill);
  background: rgba(245, 248, 238, 0.55);
  color: var(--kg-peel-deep);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.22s var(--kg-ease), color 0.22s var(--kg-ease),
    transform 0.12s var(--kg-ease);
}

.page-products .pp-tabs__bar .kg-seg__tab:hover {
  background: rgba(245, 248, 238, 0.9);
}

.page-products .pp-tabs__bar .kg-seg__tab[aria-selected="true"] {
  border-color: var(--kg-ink);
  background: var(--kg-ink);
  color: var(--kg-neon);
}

.page-products .pp-tabs__bar .kg-seg__tab:focus-visible {
  outline: 2px solid var(--kg-ink);
  outline-offset: 3px;
}

.page-products .pp-tabpanel {
  margin-top: 18px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--kg-r-lg);
  background: var(--kg-cream);
}

.page-products .pp-tabpanel__title {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--kg-peel-deep);
}

.page-products .pp-tabpanel__text {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--kg-peel-deep);
}

.page-products .pp-tabpanel__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 0;
}

/* ---------- 方案面板 ---------- */

.page-products .pp-plan {
  padding-block: clamp(40px, 5.5vw, 76px);
}

.page-products .pp-plan__grid {
  align-items: start;
  gap: var(--pp-gap);
}

.page-products .pp-plan__side,
.page-products .pp-plan__body {
  min-width: 0;
}

.page-products .pp-plan__num {
  margin: 0 0 6px;
  font-family: var(--kg-font-mono);
  font-size: clamp(46px, 7vw, 92px);
  font-weight: 200;
  line-height: 0.86;
  letter-spacing: -0.045em;
  color: var(--kg-flesh);
}

.page-products .pp-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 16px;
  border-radius: var(--kg-r-pill);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .pp-chip--data {
  background: var(--kg-flesh);
  color: var(--kg-peel-deep);
}

.page-products .pp-chip--video {
  background: var(--kg-flesh-deep);
  color: var(--kg-cream);
}

.page-products .pp-chip--mobile {
  background: var(--kg-moss);
  color: var(--kg-peel-deep);
}

.page-products .pp-chip--alert {
  background: var(--kg-peel);
  color: var(--kg-cream);
}

.page-products .pp-plan__title {
  margin: 16px 0 0;
  font-size: clamp(23px, 3.1vw, 38px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--kg-peel-deep);
}

.page-products .pp-plan__media {
  margin-top: clamp(18px, 2.4vw, 28px);
}

.page-products .pp-plan__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--kg-r-md);
  object-fit: cover;
}

.page-products .pp-plan__lede {
  margin: 0;
  font-size: clamp(15px, 1.5vw, 16px);
  line-height: 1.8;
  color: var(--kg-peel-deep);
}

.page-products .pp-points {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--kg-moss);
}

.page-products .pp-point {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--kg-moss);
}

.page-products .pp-point__key {
  font-family: var(--kg-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--kg-flesh-deep);
}

.page-products .pp-point__val {
  font-size: 15px;
  line-height: 1.75;
  color: var(--kg-peel-deep);
}

.page-products .pp-plan__scene {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding: 16px 22px;
  border-radius: var(--kg-r-md);
  background: var(--kg-moss);
  font-size: 14px;
  line-height: 1.75;
  color: var(--kg-peel-deep);
}

.page-products .pp-plan__scene strong {
  color: var(--kg-flesh-deep);
}

/* ---------- 分隔带 ---------- */

.page-products .pp-band {
  margin: 0 auto;
  max-width: var(--kg-shell-wide);
  padding: 0 clamp(12px, 2vw, 24px);
}

.page-products .pp-band img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--kg-r-xl);
  object-fit: cover;
}

/* ---------- 功能对照表 ---------- */

.page-products .pp-table-sec {
  padding-block: clamp(44px, 6vw, 80px);
}

.page-products .pp-tablewrap {
  overflow-x: auto;
  border: 1px solid var(--kg-moss);
  border-radius: var(--kg-r-md);
  background: var(--kg-cream);
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-tablewrap:focus-visible {
  outline: 2px solid var(--kg-flesh-deep);
  outline-offset: 3px;
}

.page-products .pp-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pp-table__cap {
  padding: 16px 18px 4px;
  font-family: var(--kg-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-align: left;
  color: var(--kg-mist);
  text-transform: uppercase;
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--kg-moss);
  vertical-align: top;
}

.page-products .pp-table thead th {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--kg-peel-deep);
  background: var(--kg-moss);
  white-space: nowrap;
}

.page-products .pp-table tbody tr:nth-child(even) {
  background: rgba(220, 232, 206, 0.45);
}

.page-products .pp-table tbody th {
  font-weight: 700;
  color: var(--kg-peel-deep);
  white-space: nowrap;
}

.page-products .pp-table tbody td {
  color: var(--kg-peel-deep);
}

.page-products .pp-table tbody td:nth-child(2),
.page-products .pp-table tbody td:nth-child(3) {
  font-family: var(--kg-font-mono);
  font-size: 13px;
  white-space: nowrap;
}

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

/* ---------- 四步流程 ---------- */

.page-products .pp-flow {
  padding-block: clamp(44px, 6vw, 80px);
}

.page-products .pp-flow .pp-head__num,
.page-products .pp-flow .pp-head__title,
.page-products .pp-flow .pp-head__lede {
  color: var(--kg-cream);
}

.page-products .pp-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-steps__item {
  position: relative;
  padding: 26px 22px;
  border: 1px solid rgba(220, 232, 206, 0.24);
  border-radius: var(--kg-r-md);
  background: rgba(245, 248, 238, 0.06);
}

.page-products .pp-steps__item::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 24px;
  width: 36px;
  height: 8px;
  border-radius: var(--kg-r-pill);
  background: var(--kg-peel);
  transform: rotate(-14deg);
}

.page-products .pp-steps__item--current::before {
  background: var(--kg-neon);
}

.page-products .pp-steps__item--current {
  background: rgba(198, 255, 61, 0.1);
  border-color: rgba(198, 255, 61, 0.5);
}

.page-products .pp-steps__num {
  display: block;
  font-family: var(--kg-font-mono);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--kg-flesh);
}

.page-products .pp-steps__item--current .pp-steps__num {
  color: var(--kg-neon);
}

.page-products .pp-steps__title {
  margin: 10px 0 8px;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--kg-cream);
}

.page-products .pp-steps__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--kg-moss);
}

.page-products .pp-links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-products .pp-links__item {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid rgba(220, 232, 206, 0.2);
  border-radius: var(--kg-r-pill);
  color: var(--kg-moss);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.24s var(--kg-ease), color 0.24s var(--kg-ease),
    background-color 0.24s var(--kg-ease);
}

.page-products .pp-links__item:hover,
.page-products .pp-links__item:focus-visible {
  border-color: var(--kg-neon);
  background: rgba(198, 255, 61, 0.12);
  color: var(--kg-cream);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .pp-rail {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .pp-point {
    grid-template-columns: minmax(130px, 190px) 1fr;
    gap: 24px;
    align-items: baseline;
  }

  .page-products .pp-head {
    grid-template-columns: minmax(120px, 190px) 1fr;
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
  }

  .page-products .pp-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .page-products .pp-rail {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pp-plan__body {
    padding-top: clamp(24px, 4.5vw, 72px);
  }

  .page-products .pp-plan--flip .pp-plan__side {
    order: 2;
  }

  .page-products .pp-plan--flip .pp-plan__body {
    order: 1;
  }

  .page-products .pp-plan--flip .pp-plan__grid {
    justify-content: space-between;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .pp-links {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-rail__link,
  .page-products .pp-tabs__bar .kg-seg__tab,
  .page-products .pp-links__item {
    transition: none;
  }
}