.page-products {
  --pp-line: rgba(53, 167, 216, 0.22);
  --pp-line-soft: rgba(122, 147, 166, 0.18);
  --pp-ink-soft: rgba(28, 22, 19, 0.72);
  --pp-light-text: rgba(247, 242, 232, 0.76);
  background-color: var(--ink-deep);
  color: var(--pearl);
  overflow-x: clip;
}

.page-products [id] {
  scroll-margin-top: 104px;
}

/* ---------- 分区基础 ---------- */
.page-products .pp-band {
  position: relative;
  padding-block: clamp(52px, 8vw, 104px);
}

.page-products .pp-band--deep {
  background-color: var(--ink-deep);
  color: var(--pearl);
}

.page-products .pp-band--light {
  background-color: var(--pearl);
  color: var(--brown);
}

.page-products .pp-band--cream {
  background-color: var(--cream);
  color: var(--brown);
}

.page-products .pp-mesh {
  position: relative;
}

.page-products .pp-mesh::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(53, 167, 216, 0.09) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(53, 167, 216, 0.09) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  z-index: 0;
}

.page-products .pp-mesh > * {
  position: relative;
  z-index: 1;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(40px, 7vw, 88px) clamp(52px, 9vw, 108px);
  background:
    radial-gradient(120% 90% at 86% 6%, rgba(15, 92, 140, 0.42), transparent 62%),
    linear-gradient(180deg, #0C2033 0%, var(--ink-deep) 70%);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  top: -16%;
  right: -14%;
  width: min(680px, 84vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 211, 232, 0.18) 0%, rgba(79, 211, 232, 0.05) 38%, transparent 68%);
  pointer-events: none;
  z-index: 0;
  animation: pp-breathe 11s ease-in-out infinite;
}

@keyframes pp-breathe {
  0%, 100% { opacity: 0.58; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}

.page-products .pp-hero__inner {
  display: grid;
  gap: clamp(14px, 2.2vw, 20px);
  max-width: 68rem;
}

.page-products .pp-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 8.2vw, 88px);
  line-height: 1.06;
  letter-spacing: 0.05em;
  color: var(--pearl);
}

.page-products .pp-hero__lead {
  margin: 0;
  max-width: 36em;
  font-size: clamp(16.5px, 2vw, 19.5px);
  line-height: 1.85;
  color: var(--pp-light-text);
}

.page-products .pp-hero__jump {
  list-style: none;
  margin: clamp(8px, 2vw, 18px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-hero__jump a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--pp-line);
  border-radius: 999px;
  font-size: 15px;
  color: var(--sea-bright);
  text-decoration: none;
  transition: background-color 0.24s ease, border-color 0.24s ease, color 0.24s ease;
}

.page-products .pp-hero__jump a:hover,
.page-products .pp-hero__jump a:focus-visible {
  background-color: rgba(53, 167, 216, 0.16);
  border-color: var(--sea-bright);
  color: var(--pearl);
}

/* ---------- 区块标题组 ---------- */
.page-products .pp-head {
  display: grid;
  gap: 12px;
  max-width: 46em;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-products .pp-head__note {
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--pp-light-text);
}

.page-products .pp-band--light .pp-head__note,
.page-products .pp-band--cream .pp-head__note {
  color: var(--pp-ink-soft);
}

.page-products .pp-band--light .t-eyebrow,
.page-products .pp-band--cream .t-eyebrow {
  color: var(--sea);
}

/* ---------- 通栏图 ---------- */
.page-products .pp-banner {
  margin: 0 0 clamp(30px, 4.5vw, 50px);
  border: 1px solid var(--pp-line);
  overflow: hidden;
  background: rgba(15, 92, 140, 0.14);
}

.page-products .pp-banner img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-frame-lg,
.page-products .pp-frame-sm {
  margin: 0;
  border: 1px solid var(--pp-line);
  background: rgba(10, 26, 43, 0.6);
  overflow: hidden;
}

.page-products .pp-frame-lg img,
.page-products .pp-frame-sm img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-frame-lg figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--pp-line);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 三步阶梯 ---------- */
.page-products .pp-stairs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-products .pp-step {
  position: relative;
  padding: 20px 20px 20px 22px;
  border-left: 3px solid var(--coral);
  background: linear-gradient(90deg, rgba(15, 92, 140, 0.3) 0%, rgba(15, 92, 140, 0.06) 62%, transparent 100%);
}

.page-products .pp-step__no {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--coral);
}

.page-products .pp-step__title {
  margin: 8px 0 4px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(20px, 2.6vw, 26px);
  letter-spacing: 0.08em;
  color: var(--pearl);
}

.page-products .pp-step__time {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--sea-bright);
}

.page-products .pp-step__text {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-light-text);
}

.page-products .pp-step__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--pp-line-soft);
}

.page-products .pp-step__more summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--sea-bright);
}

.page-products .pp-step__more summary::-webkit-details-marker {
  display: none;
}

.page-products .pp-step__more summary::after {
  content: "＋";
  margin-left: auto;
  font-size: 16px;
  color: var(--coral);
}

.page-products .pp-step__more[open] summary::after {
  content: "－";
}

.page-products .pp-step__more p {
  margin: 6px 0 4px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--pp-light-text);
}

@media (min-width: 900px) {
  .page-products .pp-step {
    padding-right: 34px;
  }
  .page-products .pp-step:nth-child(2) {
    margin-left: 56px;
  }
  .page-products .pp-step:nth-child(3) {
    margin-left: 112px;
  }
}

/* ---------- 季度刻度 ---------- */
.page-products .pp-ruler {
  position: relative;
}

.page-products .pp-ruler__nodes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-products .pp-ruler__node {
  position: relative;
  padding-left: 26px;
  border-left: 2px solid rgba(28, 22, 19, 0.16);
}

.page-products .pp-ruler__node:first-child {
  border-left-color: var(--coral);
}

.page-products .pp-ruler__dot {
  position: absolute;
  left: -7px;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(255, 107, 74, 0.16);
}

.page-products .pp-ruler__tag {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--sea);
}

.page-products .pp-ruler__text {
  margin: 6px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pp-ink-soft);
}

@media (min-width: 860px) {
  .page-products .pp-ruler__nodes {
    grid-template-columns: repeat(4, 1fr);
    gap: 26px;
  }
  .page-products .pp-ruler__node {
    padding-left: 0;
    padding-top: 24px;
    border-left: 0;
    border-top: 2px solid rgba(28, 22, 19, 0.16);
  }
  .page-products .pp-ruler__node:first-child {
    border-top-color: var(--coral);
  }
  .page-products .pp-ruler__dot {
    left: 0;
    top: -7px;
  }
}

.page-products .pp-cadence__link {
  margin: clamp(26px, 4vw, 38px) 0 0;
}

.page-products .pp-cadence__link a {
  display: inline-block;
  min-height: 44px;
  line-height: 44px;
  font-size: 16px;
  color: var(--sea);
  text-decoration: none;
  border-bottom: 2px solid rgba(15, 92, 140, 0.32);
  transition: color 0.22s ease, border-color 0.22s ease;
}

.page-products .pp-cadence__link a:hover,
.page-products .pp-cadence__link a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

/* ---------- 横向面板序列 ---------- */
.page-products .pp-deck {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  scrollbar-width: thin;
  scrollbar-color: var(--sea-bright) transparent;
}

.page-products .pp-deck::-webkit-scrollbar {
  height: 6px;
}

.page-products .pp-deck::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.06);
}

.page-products .pp-deck::-webkit-scrollbar-thumb {
  background: var(--sea-bright);
  border-radius: 999px;
}

.page-products .pp-deck:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 6px;
}

.page-products .pp-panel {
  flex: 0 0 min(340px, 78vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 230px;
  padding: 24px 22px;
  border: 1px solid var(--pp-line);
  border-top: 3px solid var(--sea-bright);
  background: linear-gradient(170deg, rgba(15, 92, 140, 0.24) 0%, rgba(10, 26, 43, 0.72) 78%);
}

.page-products .pp-panel:nth-child(3) {
  border-top-color: var(--coral);
}

.page-products .pp-panel__no {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--coral);
}

.page-products .pp-panel__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 21px;
  letter-spacing: 0.08em;
  color: var(--pearl);
}

.page-products .pp-panel__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pp-light-text);
}

.page-products .pp-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-products .pp-dots a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--pp-line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--sea-bright);
  text-decoration: none;
  transition: background-color 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.page-products .pp-dots a:hover,
.page-products .pp-dots a:focus-visible {
  background-color: var(--coral);
  border-color: var(--coral);
  color: var(--brown);
}

/* ---------- 切换方式 ---------- */
.page-products .pp-ops__grid {
  display: grid;
  gap: 22px;
}

@media (min-width: 780px) {
  .page-products .pp-ops__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }
}

.page-products .pp-op {
  padding-top: 18px;
  border-top: 3px solid var(--sea);
}

.page-products .pp-op:nth-child(2) {
  border-top-color: var(--coral);
}

.page-products .pp-op:nth-child(3) {
  border-top-color: var(--coral-light);
}

.page-products .pp-op__title {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(19px, 2.2vw, 23px);
  letter-spacing: 0.1em;
  color: var(--brown);
}

.page-products .pp-op__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-ink-soft);
}

/* ---------- 换设备 ---------- */
.page-products .pp-devices__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

@media (min-width: 900px) {
  .page-products .pp-devices__inner {
    grid-template-columns: 1fr 0.82fr;
  }
}

.page-products .pp-devices__body .t-section {
  margin-top: 10px;
}

.page-products .pp-devices__body .prose {
  color: var(--pp-light-text);
}

.page-products .pp-devices__link {
  margin: clamp(20px, 3vw, 30px) 0 0;
}

.page-products .pp-devices__fig {
  margin: 0;
  border: 1px solid var(--pp-line);
  overflow: hidden;
}

.page-products .pp-devices__fig img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 适配示意 ---------- */
.page-products .pp-vps {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: clamp(16px, 3vw, 34px);
  margin-top: clamp(26px, 4vw, 40px);
}

.page-products .pp-vp {
  position: relative;
  border: 2px solid var(--brown);
  border-radius: 6px;
  background: var(--ink-deep);
  overflow: hidden;
  flex: 0 0 auto;
}

.page-products .pp-vp--phone {
  width: clamp(92px, 24vw, 118px);
  height: clamp(180px, 48vw, 226px);
}

.page-products .pp-vp--desk {
  width: min(460px, 66vw);
  height: clamp(180px, 44vw, 260px);
  border-radius: 10px;
}

.page-products .pp-vp__glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 72% 26%, rgba(79, 211, 232, 0.4), transparent 62%),
    linear-gradient(to bottom, rgba(15, 92, 140, 0.66), rgba(10, 26, 43, 0.94));
}

.page-products .pp-vp::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(53, 167, 216, 0.24) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(53, 167, 216, 0.24) 1px, transparent 1px);
  background-size: 15px 15px;
  z-index: 2;
  opacity: 0.7;
}

.page-products .pp-vp__label {
  position: absolute;
  left: 10px;
  bottom: 8px;
  z-index: 3;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--sea-bright);
}

.page-products .pp-figs {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

@media (min-width: 720px) {
  .page-products .pp-figs {
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
  }
}

.page-products .pp-fig {
  padding-top: 14px;
  border-top: 2px solid rgba(28, 22, 19, 0.18);
}

.page-products .pp-fig__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(19px, 2.4vw, 24px);
  letter-spacing: 0.04em;
  color: var(--sea);
}

.page-products .pp-fig__label {
  display: block;
  margin-top: 6px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--pp-ink-soft);
}

/* ---------- 支持能力 ---------- */
.page-products .pp-support__grid {
  display: grid;
  gap: 26px;
}

@media (min-width: 820px) {
  .page-products .pp-support__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 34px;
  }
  .page-products .pp-support__col--wide {
    grid-column: 1 / -1;
  }
}

.page-products .pp-support__title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--sea-bright);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: 0.1em;
  color: var(--pearl);
}

.page-products .pp-support__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .pp-support__list li {
  display: grid;
  gap: 4px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pp-light-text);
}

.page-products .pp-support__list .t-mono {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--coral-light);
}

.page-products .pp-support__text {
  margin: 0;
  max-width: 46em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-light-text);
}

.page-products .pp-support__links {
  margin: 18px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-support__links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--pp-line);
  border-radius: 999px;
  font-size: 15px;
  color: var(--sea-bright);
  text-decoration: none;
  transition: background-color 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.page-products .pp-support__links a:hover,
.page-products .pp-support__links a:focus-visible {
  background-color: rgba(53, 167, 216, 0.16);
  border-color: var(--sea-bright);
  color: var(--pearl);
}

/* ---------- 版本条 ---------- */
.page-products .pp-tail__inner {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

@media (min-width: 860px) {
  .page-products .pp-tail__inner {
    grid-template-columns: 0.9fr 1.1fr;
  }
}

.page-products .pp-tail__fig {
  margin: 0;
  border: 1px solid var(--pp-line);
  overflow: hidden;
}

.page-products .pp-tail__fig img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .pp-tail__body {
  display: grid;
  gap: 14px;
}

.page-products .pp-tail__ver {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.16em;
  color: var(--coral);
}

.page-products .pp-tail__body .t-section {
  margin: 0;
}

.page-products .pp-tail__text {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pp-light-text);
}

.page-products .pp-tail__links {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
}

.page-products .pp-tail__links a {
  display: inline-block;
  min-height: 44px;
  line-height: 44px;
  font-size: 15px;
  color: var(--sea-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 167, 216, 0.4);
  transition: color 0.22s ease, border-color 0.22s ease;
}

.page-products .pp-tail__links a:hover,
.page-products .pp-tail__links a:focus-visible {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.page-products .pp-tail__cta {
  margin: 4px 0 0;
}

/* ---------- 焦点与减动效 ---------- */
.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-hero::after {
    animation: none;
  }
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}