/* ============ 方案中心 · page-products ============ */
.page-products {
  --pp-cut: clamp(14px, 2.2vw, 26px);
  --pp-gap: clamp(16px, 2.4vw, 28px);
  --pp-sec-pad: clamp(48px, 7.5vw, 104px);
  display: block;
  background: var(--ink);
  color: var(--smoke);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-products .pp-sec {
  position: relative;
  padding-block: var(--pp-sec-pad);
}

.page-products .pp-hero .crumbs {
  padding-top: clamp(18px, 3vw, 30px);
}

.page-products .pp-hero .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--veil-dim);
}

.page-products .pp-hero .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--rock);
}

.page-products .pp-hero .crumbs a {
  color: var(--veil-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-products .pp-hero .crumbs [aria-current="page"] {
  color: var(--flame);
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(115% 88% at 92% 0%, rgba(255, 107, 26, 0.26), transparent 58%),
    radial-gradient(88% 78% at 2% 58%, rgba(0, 229, 255, 0.12), transparent 62%),
    var(--ink-deep);
}

.page-products .pp-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--flame), var(--amber) 42%, var(--cyan));
  opacity: 0.9;
}

.page-products .pp-hero__split {
  display: grid;
  gap: clamp(30px, 5vw, 60px);
  padding-block: clamp(28px, 4.5vw, 54px) clamp(46px, 7vw, 96px);
}

.page-products .pp-hero__copy h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 5.6vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--paper);
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-products .pp-hero__lede {
  margin: 0 0 clamp(22px, 3vw, 30px);
  max-width: 46ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--veil);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pp-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(22px, 3.4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-hero__chips li {
  padding: 6px 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  border: 1px solid rgba(0, 229, 255, 0.34);
  background: rgba(0, 229, 255, 0.06);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

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

.page-products .pp-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--void);
  clip-path: polygon(var(--pp-cut) 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%, 0 var(--pp-cut));
}

.page-products .pp-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.04);
}

.page-products .pp-frame__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 14px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--flame);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 100%, 0 100%);
}

.page-products .pp-hero__badge {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: -22px;
  margin-left: auto;
  width: max-content;
  max-width: 100%;
  padding: 14px 20px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
}

.page-products .pp-hero__num {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-products .pp-hero__label {
  font-size: 13px;
  color: var(--veil-dim);
}

.page-products .pp-hero__trail {
  position: absolute;
  right: -8%;
  top: 24%;
  width: 46%;
  height: 2px;
  transform: rotate(-24deg);
  opacity: 0.5;
  pointer-events: none;
}

/* ---------- 通用区块头 ---------- */
.page-products .pp-head {
  max-width: 62ch;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-products .pp-head h2,
.page-products .pp-newcomer__copy h2,
.page-products .pp-devices__copy h2,
.page-products .pp-download__lead h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-products .pp-head__note {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--veil);
}

/* ---------- 终端模拟器 ---------- */
.page-products .pp-term {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--void) 0%, var(--ink-soft) 100%);
  clip-path: polygon(var(--pp-cut) 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%, 0 var(--pp-cut));
}

.page-products .pp-term__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(17, 20, 24, 0.7);
}

.page-products .pp-term__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--rock);
}

.page-products .pp-term__dot:first-child {
  background: var(--flame);
}

.page-products .pp-term__dot:nth-child(2) {
  background: var(--amber);
}

.page-products .pp-term__file {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--veil-dim);
}

.page-products .pp-term__body {
  position: relative;
  padding: clamp(18px, 2.6vw, 30px);
}

.page-products .pp-term__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}

.page-products .pp-term__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
  transition: outline-color var(--dur) var(--ease);
}

.page-products .pp-term__radio:focus-visible ~ .pp-term__tabs {
  outline: 2px solid var(--cyan);
  outline-offset: 5px;
}

.page-products .pp-term__tabs label {
  flex: 1 1 auto;
  min-width: 110px;
  padding: 10px 16px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--veil-dim);
  background: rgba(58, 66, 76, 0.32);
  border: 1px solid var(--line-soft);
  cursor: pointer;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.page-products .pp-term__tabs label:hover {
  color: var(--paper);
  border-color: var(--rock);
}

.page-products .pp-term__radio:nth-of-type(1):checked ~ .pp-term__tabs label:nth-child(1),
.page-products .pp-term__radio:nth-of-type(2):checked ~ .pp-term__tabs label:nth-child(2),
.page-products .pp-term__radio:nth-of-type(3):checked ~ .pp-term__tabs label:nth-child(3),
.page-products .pp-term__radio:nth-of-type(4):checked ~ .pp-term__tabs label:nth-child(4) {
  color: var(--ink);
  background: var(--flame);
  border-color: var(--flame);
}

.page-products .pp-term__pane {
  display: none;
  animation: pp-fade 0.24s var(--ease) both;
}

.page-products .pp-term__radio:nth-of-type(1):checked ~ .pp-term__panes > .pp-term__pane:nth-child(1),
.page-products .pp-term__radio:nth-of-type(2):checked ~ .pp-term__panes > .pp-term__pane:nth-child(2),
.page-products .pp-term__radio:nth-of-type(3):checked ~ .pp-term__panes > .pp-term__pane:nth-child(3),
.page-products .pp-term__radio:nth-of-type(4):checked ~ .pp-term__panes > .pp-term__pane:nth-child(4) {
  display: block;
}

@keyframes pp-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.page-products .pp-term__pane h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  color: var(--paper);
}

.page-products .pp-term__pane p {
  margin: 0 0 18px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--veil);
}

.page-products .pp-term__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-term__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--smoke);
  background: rgba(17, 20, 24, 0.55);
  border-left: 2px solid var(--moss);
}

.page-products .pp-term__list .mono {
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 新用户专区 ---------- */
.page-products .pp-newcomer {
  background: var(--paper);
  color: var(--ink);
  clip-path: polygon(0 0, 100% var(--pp-cut), 100% 100%, 0 100%);
}

.page-products .pp-newcomer__grid {
  display: grid;
  gap: clamp(28px, 4.4vw, 56px);
  align-items: center;
}

.page-products .pp-newcomer__copy h2 {
  color: var(--ink);
}

.page-products .pp-newcomer__copy p {
  margin: 0 0 16px;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.95;
  color: #2C333B;
}

.page-products .pp-newcomer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: clamp(20px, 2.6vw, 28px) 0;
}

.page-products .pp-newcomer__facts {
  display: grid;
  gap: 14px;
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid rgba(58, 66, 76, 0.28);
}

.page-products .pp-newcomer__facts dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
  margin-bottom: 4px;
}

.page-products .pp-newcomer__facts dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .pp-newcomer__facts .mono {
  color: var(--clay);
}

.page-products .pp-newcomer__media {
  margin: 0;
  position: relative;
  border: 1px solid rgba(58, 66, 76, 0.3);
  background: var(--ink-soft);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pp-cut)), calc(100% - var(--pp-cut)) 100%, 0 100%);
}

.page-products .pp-newcomer__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-products .pp-newcomer__media figcaption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 14px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--paper);
  background: rgba(17, 20, 24, 0.88);
}

/* ---------- 缓存时间轴 ---------- */
.page-products .pp-cache {
  background:
    radial-gradient(90% 70% at 82% 12%, rgba(255, 107, 26, 0.14), transparent 62%),
    var(--ink);
}

.page-products .pp-head--wide {
  max-width: 72ch;
}

.page-products .pp-timeline {
  position: relative;
  display: grid;
  gap: 18px;
  margin: 0 0 clamp(28px, 4vw, 48px);
  padding: 0;
  list-style: none;
}

.page-products .pp-timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--flame), var(--amber) 46%, var(--cyan));
  opacity: 0.6;
}

.page-products .pp-timeline__node {
  position: relative;
  padding: 16px 18px 16px 34px;
  background: var(--void);
  border: 1px solid var(--line-soft);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .pp-timeline__node::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 22px;
  width: 12px;
  height: 12px;
  background: var(--ink);
  border: 2px solid var(--flame);
  transform: rotate(45deg);
}

.page-products .pp-timeline__node:hover {
  border-color: var(--rock);
  transform: translateY(-4px);
}

.page-products .pp-timeline__stamp {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-products .pp-timeline__node h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--paper);
}

.page-products .pp-timeline__node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--veil);
}

.page-products .pp-cache__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--void);
}

.page-products .pp-cache__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-products .pp-cache__media figcaption {
  padding: 10px 16px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--veil-dim);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 终端适配 ---------- */
.page-products .pp-devices {
  background: var(--ink-soft);
  border-top: 1px solid var(--line-soft);
}

.page-products .pp-devices__grid {
  display: grid;
  gap: clamp(28px, 4.4vw, 54px);
}

.page-products .pp-devices__copy p {
  margin: 0 0 22px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.95;
  color: var(--veil);
}

.page-products .pp-devices__table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-products .pp-table {
  width: 100%;
  min-width: 380px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pp-table__caption {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--moss-lit);
  border-bottom: 1px solid var(--line);
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .pp-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-products .pp-table tbody td {
  color: var(--veil);
  line-height: 1.8;
}

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

.page-products .pp-table tbody tr:hover th,
.page-products .pp-table tbody tr:hover td {
  background: rgba(0, 229, 255, 0.045);
}

.page-products .pp-devices__note {
  margin: 18px 0 0;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--veil-dim);
  border-left: 2px solid var(--moss);
}

.page-products .pp-devices__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--void);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--pp-cut) 100%, 0 calc(100% - var(--pp-cut)));
}

.page-products .pp-devices__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-products .pp-devices__media figcaption {
  padding: 10px 16px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 场景横向带 ---------- */
.page-products .pp-scenes {
  background:
    linear-gradient(180deg, rgba(29, 35, 43, 0.9), rgba(17, 20, 24, 1)),
    var(--ink);
}

.page-products .pp-scenes__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(232px, 76%);
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  scrollbar-width: thin;
  scrollbar-color: var(--rock) transparent;
}

.page-products .pp-scenes__rail > * {
  scroll-snap-align: start;
}

.page-products .pp-scene {
  position: relative;
  padding: 22px 20px 24px;
  background: var(--void);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--rock);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), border-top-color var(--dur) var(--ease);
}

.page-products .pp-scene:hover {
  transform: translateY(-4px);
  border-color: var(--rock);
  border-top-color: var(--flame);
}

.page-products .pp-scene__idx {
  display: block;
  margin-bottom: 14px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--flame);
}

.page-products .pp-scene h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--paper);
}

.page-products .pp-scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--veil);
}

.page-products .pp-scenes__media {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  border: 1px solid var(--line);
  background: var(--void);
}

.page-products .pp-scenes__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-products .pp-scenes__media figcaption {
  padding: 10px 16px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--veil-dim);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 下载与版本 ---------- */
.page-products .pp-download {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(80% 90% at 88% 100%, rgba(255, 107, 26, 0.18), transparent 62%),
    var(--ink-deep);
}

.page-products .pp-download__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-products .pp-download__lead p {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.95;
  color: var(--veil);
}

.page-products .pp-download__stats {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-products .pp-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  background: var(--ink);
}

.page-products .pp-stat__num {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-products .pp-stat__unit {
  margin-left: 4px;
  font-size: 14px;
  color: var(--veil-dim);
}

.page-products .pp-stat__label {
  font-size: 13px;
  color: var(--veil-dim);
}

.page-products .pp-download__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 按钮补充（切角聚焦环） ---------- */
.page-products .btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pp-newcomer__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-products .pp-timeline::before {
    display: none;
  }

  .page-products .pp-timeline__node {
    padding-left: 22px;
  }

  .page-products .pp-timeline__node::before {
    left: auto;
    right: 16px;
    top: 18px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-hero__split {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    align-items: center;
  }

  .page-products .pp-newcomer__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-products .pp-devices__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-products .pp-download__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-products .pp-download__lead {
    grid-column: 1 / -1;
  }

  .page-products .pp-download__actions {
    grid-column: 1 / -1;
  }

  .page-products .pp-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pp-scenes__rail {
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-columns: auto;
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (max-width: 480px) {
  .page-products .pp-hero__badge {
    margin-top: 16px;
    margin-left: 0;
  }

  .page-products .pp-term__tabs label {
    min-width: 0;
    flex: 1 1 calc(50% - 8px);
    padding: 9px 10px;
    font-size: 13px;
  }

  .page-products .pp-download__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pp-scene,
  .page-products .pp-timeline__node,
  .page-products .pp-term__pane {
    transition: none;
    animation: none;
  }

  .page-products .pp-scene:hover,
  .page-products .pp-timeline__node:hover {
    transform: none;
  }
}