.page-products {
  --prod-gap: clamp(56px, 9vw, 118px);
  --prod-card-pad: clamp(14px, 2.2vw, 22px);
  padding-bottom: clamp(56px, 9vw, 130px);
  overflow-wrap: break-word;
}

.page-products .section {
  margin-top: var(--prod-gap);
}

.page-products .prod-head {
  max-width: 64ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-products .section-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin: 8px 0 12px;
}

.page-products .prose {
  margin: 0 0 14px;
  line-height: 1.78;
}

.page-products .prose a,
.page-products .channel-note a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 209, 255, 0.42);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .prose a:hover,
.page-products .channel-note a:hover {
  color: var(--gold-pale);
  border-bottom-color: var(--gold);
}

/* ---------- 首屏分屏 ---------- */
.page-products .prod-hero {
  padding-top: clamp(16px, 3vw, 34px);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-products .prod-hero h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2rem, 5.6vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  color: var(--gold);
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .page-products .prod-hero h1 {
    background-image: linear-gradient(168deg, var(--gold-pale) 4%, var(--gold) 52%, var(--gold-deep) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
}

.page-products .prod-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--hairline);
}

.page-products .fact {
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
  min-width: 0;
}

.page-products .fact__num {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .fact__label {
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--jade);
  opacity: 0.58;
}

/* ---------- 媒体容器 ---------- */
.page-products .media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-l);
  background: var(--ink-850);
  border: 1px solid var(--hairline-soft);
}

.page-products .media__frame {
  display: block;
  width: 100%;
}

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

.page-products .media__caption {
  display: block;
  padding: 10px 14px;
  font-size: 0.76rem;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--jade);
  opacity: 0.5;
  border-top: 1px solid var(--hairline-soft);
}

.page-products .prod-hero__media .media__frame { aspect-ratio: 4 / 3; }
.page-products .tier-banner .media__frame { aspect-ratio: 16 / 9; }
.page-products .board-media .media__frame { aspect-ratio: 12 / 7; }
.page-products .spec-media .media__frame { aspect-ratio: 1 / 1; }
.page-products .gift-head__media .media__frame { aspect-ratio: 1 / 1; }

/* ---------- 机型索引 ---------- */
.page-products .tier-banner {
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .tier-filter {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-products .tier-filter__link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  padding: 9px 16px;
  border: 1px solid var(--hairline-soft);
  border-radius: 999px;
  background: var(--glass);
  color: var(--jade);
  text-decoration: none;
  scroll-margin-top: 118px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .tier-filter__link:hover {
  color: var(--gold-pale);
  border-color: var(--hairline);
}

.page-products .tier-filter__link:target {
  color: var(--ink-900);
  background: var(--gold);
  border-color: var(--gold);
  font-weight: 700;
}

.page-products .model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
}

.page-products .model-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: var(--prod-card-pad);
  background: var(--ink-800);
  border: 1px solid var(--hairline-soft);
  border-left: 2px solid var(--gold-deep);
  border-radius: var(--radius-m);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-products .model-card[data-tier="standard"] { border-left-color: var(--blue); }
.page-products .model-card[data-tier="flagship"] { border-left-color: var(--gold); }

.page-products .model-card:hover {
  transform: translateY(-3px);
  border-color: var(--hairline);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.5);
}

.page-products .model-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.page-products .model-card__code {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
}

.page-products .model-card__size {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
}

.page-products .model-card__note {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--jade);
  opacity: 0.72;
}

.page-products .model-card .tag {
  align-self: flex-start;
}

.page-products:has(#tier-entry:target) .model-card:not([data-tier="entry"]) { display: none; }
.page-products:has(#tier-standard:target) .model-card:not([data-tier="standard"]) { display: none; }
.page-products:has(#tier-flagship:target) .model-card:not([data-tier="flagship"]) { display: none; }

/* ---------- 进站流程 ---------- */
.page-products .board-layout,
.page-products .spec-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-products .board-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 22px;
}

.page-products .board-step {
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  background-image: linear-gradient(115deg, rgba(255, 194, 75, 0.07), rgba(255, 194, 75, 0) 48%);
  background-color: var(--ink-850);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease);
}

.page-products .board-step[open] {
  border-color: var(--hairline);
}

.page-products .board-step__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.page-products .board-step__head::-webkit-details-marker { display: none; }

.page-products .board-step__head::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--gold);
  margin-left: 4px;
}

.page-products .board-step[open] .board-step__head::after { content: "–"; }

.page-products .board-step__num {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-products .board-step__title {
  flex: 1;
  font-weight: 700;
  font-size: 0.98rem;
  min-width: 0;
}

.page-products .board-step__time {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--red);
  white-space: nowrap;
}

.page-products .board-step__body {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--jade);
  opacity: 0.8;
}

/* ---------- 对照表 ---------- */
.page-products .spec-table__wrap {
  margin-top: 20px;
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  background: var(--ink-850);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .spec-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-products .spec-table caption {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--gold);
  border-bottom: 1px solid var(--hairline-soft);
}

.page-products .spec-table th,
.page-products .spec-table td {
  padding: 13px 16px;
  text-align: left;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--hairline-soft);
  white-space: nowrap;
}

.page-products .spec-table thead th {
  font-weight: 500;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--jade);
  opacity: 0.55;
  background: rgba(255, 255, 255, 0.03);
}

.page-products .spec-table tbody th {
  font-weight: 700;
  color: var(--jade);
}

.page-products .spec-table td.num { font-family: var(--font-mono); }

.page-products .spec-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.page-products .spec-table tbody tr:hover {
  background: rgba(255, 194, 75, 0.08);
}

.page-products .spec-table tbody tr:hover th {
  color: var(--gold-pale);
}

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

.page-products .spec-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px dashed var(--hairline);
  border-radius: var(--radius-m);
  background: rgba(255, 194, 75, 0.05);
}

.page-products .spec-copy__label {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--jade);
  opacity: 0.62;
}

.page-products .spec-copy .num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
}

/* ---------- 礼包中心 ---------- */
.page-products .gift-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: center;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .gift-head__media {
  max-width: 320px;
}

.page-products .gift-dir {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 20px;
}

.page-products .gift-dir__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  text-decoration: none;
  color: var(--jade);
  background: var(--ink-800);
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .gift-dir__item:hover {
  border-color: var(--gold);
  background: rgba(255, 194, 75, 0.09);
  transform: translateX(3px);
}

.page-products .gift-dir__name {
  font-weight: 700;
  font-size: 0.95rem;
}

.page-products .gift-dir__item .num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.page-products .gift-groups {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-products .gift-group {
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  background: var(--ink-850);
  overflow: hidden;
  scroll-margin-top: 118px;
}

.page-products .gift-group[open] {
  border-color: var(--hairline);
}

.page-products .gift-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-products .gift-group__head::-webkit-details-marker { display: none; }

.page-products .gift-group__title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--gold-pale);
}

.page-products .gift-group__meta {
  flex: 1;
  min-width: 140px;
  font-size: 0.78rem;
  color: var(--jade);
  opacity: 0.55;
}

.page-products .gift-group__count {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.page-products .gift-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0 26px;
  margin: 0;
  padding: 0 18px 8px;
  list-style: none;
  border-top: 1px solid var(--hairline-soft);
}

.page-products .gift-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--hairline-soft);
}

.page-products .gift-item:last-child { border-bottom: 0; }

.page-products .gift-item__name {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--jade);
}

.page-products .gift-item__note {
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--jade);
  opacity: 0.6;
}

/* ---------- 更新通道 ---------- */
.page-products .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-products .channel-card {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  background: var(--ink-800);
  position: relative;
  overflow: hidden;
}

.page-products .channel-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--gold);
}

.page-products .channel-card--fresh::before { background: var(--blue); }

.page-products .channel-card__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--gold-pale);
}

.page-products .channel-card--fresh .channel-card__title { color: var(--blue); }

.page-products .channel-card__body {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--jade);
  opacity: 0.78;
}

.page-products .channel-card__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--hairline-soft);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--red);
}

.page-products .channel-note {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--jade);
  opacity: 0.66;
}

/* ---------- 校验 ---------- */
.page-products .verify-panel {
  padding: clamp(20px, 3vw, 36px);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-l);
  background-image: linear-gradient(150deg, rgba(255, 59, 78, 0.08), rgba(10, 10, 16, 0) 55%);
  background-color: var(--ink-850);
}

.page-products .verify-list {
  margin: 18px 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-products .verify-list li {
  padding-left: 18px;
  position: relative;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--jade);
  opacity: 0.8;
}

.page-products .verify-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--red);
}

.page-products .verify-list strong {
  color: var(--gold-pale);
  font-weight: 700;
}

/* ---------- 选机建议 ---------- */
.page-products .advice-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 22px;
}

.page-products .advice-card {
  display: flex;
  flex-direction: column;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--hairline-soft);
  border-radius: var(--radius-m);
  background: var(--glass);
  backdrop-filter: blur(6px);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .advice-card:hover {
  border-color: var(--hairline);
  transform: translateY(-3px);
}

.page-products .advice-card__who {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .advice-card__title {
  margin: 0 0 12px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--jade);
}

.page-products .advice-card__body {
  margin: 0 0 18px;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--jade);
  opacity: 0.72;
  flex: 1;
}

.page-products .advice-card__body a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 209, 255, 0.4);
}

.page-products .advice-card__link {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold-deep);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-products .advice-card__link:hover {
  color: var(--gold-pale);
  border-bottom-color: var(--gold-pale);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .gift-dir {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

  .page-products .gift-head {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .gift-head__media {
    max-width: none;
  }
}

@media (min-width: 960px) {
  .page-products .prod-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .prod-hero__media .media__frame {
    aspect-ratio: 5 / 6;
  }

  .page-products .board-layout {
    grid-template-columns: 8fr 4fr;
  }

  .page-products .spec-layout {
    grid-template-columns: 7fr 5fr;
  }

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

@media (max-width: 480px) {
  .page-products .prod-hero__facts {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .page-products .fact {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
  }

  .page-products .board-step__time {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .model-card,
  .page-products .advice-card,
  .page-products .gift-dir__item {
    transition: none;
  }
}