.page-products {
  --prod-hair: rgba(122, 186, 214, 0.18);
  --prod-hair-strong: rgba(47, 242, 208, 0.34);
  --prod-block: rgba(8, 17, 31, 0.72);
  display: block;
  background:
    radial-gradient(1100px 620px at 82% -6%, rgba(47, 242, 208, 0.07), transparent 62%),
    radial-gradient(760px 520px at 4% 34%, rgba(245, 184, 61, 0.05), transparent 66%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-850) 42%, var(--ink-900) 100%);
  color: var(--text);
}

.page-products .crumbs {
  padding-top: clamp(18px, 3vw, 28px);
  padding-bottom: clamp(8px, 1.6vw, 14px);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  padding-bottom: clamp(42px, 7vw, 84px);
}

.page-products .prod-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 52px);
  align-items: start;
  padding-top: clamp(10px, 2.4vw, 24px);
}

.page-products .prod-hero__lead {
  max-width: 46rem;
}

.page-products .prod-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.1rem, 7vw, 4.2rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.015em;
  color: #eef6ff;
  text-wrap: balance;
}

.page-products .prod-hero__title::after {
  content: "";
  display: block;
  width: clamp(64px, 12vw, 132px);
  height: 3px;
  margin-top: clamp(18px, 2.6vw, 28px);
  background: linear-gradient(90deg, var(--cyan), rgba(47, 242, 208, 0));
}

.page-products .prod-hero__desc {
  margin: clamp(18px, 2.8vw, 28px) 0 0;
  max-width: 40rem;
  font-size: clamp(0.94rem, 1.55vw, 1.06rem);
  line-height: 1.9;
  color: var(--text-2);
}

.page-products .prod-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

.page-products .prod-hero__fig {
  margin: 0;
}

.page-products .prod-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(34px, 5.4vw, 62px) auto 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--prod-hair);
  background: var(--prod-hair);
}

.page-products .prod-hero__stats li {
  padding: clamp(16px, 2.4vw, 24px) clamp(14px, 2.2vw, 22px);
  background: linear-gradient(160deg, rgba(12, 26, 44, 0.92), rgba(6, 12, 23, 0.92));
}

.page-products .stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-products .stat-label {
  display: block;
  margin-top: 10px;
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--text-3);
  letter-spacing: 0.04em;
}

/* ---------- 区块标题 ---------- */
.page-products .prod-head {
  max-width: 44rem;
  margin-bottom: clamp(28px, 4.6vw, 52px);
}

.page-products .prod-head--tight {
  margin-bottom: clamp(22px, 3.4vw, 36px);
}

.page-products .prod-head h2 {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 3.6vw, 2.4rem);
  line-height: 1.2;
  font-weight: 700;
  color: #e9f3ff;
  letter-spacing: -0.01em;
}

.page-products .prod-head__note {
  margin: 16px 0 0;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--text-2);
}

/* ---------- 产品线 ---------- */
.page-products .prod-lines {
  padding: clamp(46px, 8vw, 96px) 0 clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--prod-hair);
}

.page-products .prod-line {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.6vw, 30px);
  padding: clamp(28px, 4.4vw, 46px) 0;
  border-top: 1px solid var(--prod-hair);
}

.page-products .prod-line:first-of-type {
  border-top: none;
}

.page-products .prod-line__no {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1px var(--prod-hair-strong);
  letter-spacing: -0.03em;
}

.page-products .prod-line__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-products .prod-line__title {
  margin: 0;
  font-size: clamp(1.2rem, 2.8vw, 1.72rem);
  line-height: 1.32;
  font-weight: 700;
  color: #eaf4ff;
}

.page-products .prod-line__desc {
  margin: 14px 0 0;
  max-width: 46rem;
  font-size: 0.94rem;
  line-height: 1.92;
  color: var(--text-2);
}

.page-products .prod-line__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  border: 1px solid var(--prod-hair);
  background: var(--prod-hair);
}

.page-products .prod-line__list li {
  padding: 13px 16px 13px 18px;
  background: var(--prod-block);
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--text-2);
  border-left: 2px solid transparent;
}

.page-products .prod-line__list li strong {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--cyan);
  font-weight: 600;
}

.page-products .prod-line--b .prod-line__list li strong,
.page-products .prod-line--d .prod-line__list li strong {
  color: var(--amber);
}

.page-products .prod-line__fig {
  margin: 0;
}

/* ---------- 场景 ---------- */
.page-products .prod-scenes {
  padding: clamp(44px, 7.6vw, 92px) 0 clamp(38px, 6vw, 70px);
  border-top: 1px solid var(--prod-hair);
}

.page-products .prod-scenes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2.2vw, 22px);
}

.page-products .prod-scene {
  position: relative;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--prod-hair);
  background:
    linear-gradient(150deg, rgba(12, 26, 44, 0.78), rgba(6, 12, 23, 0.78));
}

.page-products .prod-scene::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 22px;
  height: 22px;
  border-top: 2px solid var(--prod-hair-strong);
  border-left: 2px solid var(--prod-hair-strong);
}

.page-products .prod-scene__idx {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--text-3);
}

.page-products .prod-scene h3 {
  margin: 12px 0 0;
  font-size: 1.06rem;
  font-weight: 700;
  color: #e8f3ff;
}

.page-products .prod-scene p {
  margin: 10px 0 0;
  font-size: 0.86rem;
  line-height: 1.85;
  color: var(--text-2);
}

.page-products .prod-scene__use {
  padding-top: 12px;
  border-top: 1px dashed var(--prod-hair);
  color: var(--cyan) !important;
  font-size: 0.74rem !important;
  letter-spacing: 0.05em;
}

.page-products .prod-scene:nth-child(even) .prod-scene__use {
  color: var(--amber) !important;
}

.page-products .prod-scenes__fig {
  margin: clamp(26px, 4vw, 44px) 0 0;
}

/* ---------- 更新节奏 ---------- */
.page-products .prod-cadence {
  padding: clamp(44px, 7.6vw, 92px) 0;
  border-top: 1px solid var(--prod-hair);
  background:
    linear-gradient(180deg, rgba(6, 12, 23, 0) 0%, rgba(12, 26, 44, 0.42) 50%, rgba(6, 12, 23, 0) 100%);
}

.page-products .prod-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4.4vw, 56px);
  align-items: start;
}

.page-products .prod-cadence__lead h2 {
  margin: 12px 0 0;
  font-size: clamp(1.42rem, 3.4vw, 2.2rem);
  line-height: 1.22;
  font-weight: 700;
  color: #e9f3ff;
  letter-spacing: -0.01em;
}

.page-products .prod-cadence__lead p {
  margin: 16px 0 0;
  max-width: 38rem;
  font-size: 0.94rem;
  line-height: 1.92;
  color: var(--text-2);
}

.page-products .prod-cadence__lead .btn {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-products .prod-timeline {
  margin: 0;
  padding: 0 0 0 clamp(20px, 3vw, 28px);
  list-style: none;
  border-left: 1px solid var(--prod-hair);
}

.page-products .prod-timeline__item {
  position: relative;
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-products .prod-timeline__item:last-child {
  padding-bottom: 0;
}

.page-products .prod-timeline__dot {
  position: absolute;
  left: calc(-1 * clamp(20px, 3vw, 28px) - 4px);
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--ink-900);
  border: 1px solid var(--cyan);
  box-shadow: 0 0 0 3px rgba(47, 242, 208, 0.12);
}

.page-products .prod-timeline__when {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .prod-timeline__item h3 {
  margin: 8px 0 0;
  font-size: 1rem;
  font-weight: 700;
  color: #e6f1ff;
}

.page-products .prod-timeline__item p {
  margin: 8px 0 0;
  font-size: 0.85rem;
  line-height: 1.82;
  color: var(--text-2);
}

/* ---------- 开始 ---------- */
.page-products .prod-start {
  padding: clamp(44px, 7.6vw, 92px) 0 clamp(56px, 9vw, 108px);
  border-top: 1px solid var(--prod-hair);
}

.page-products .prod-start__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.6vw, 40px);
  align-items: start;
}

.page-products .prod-start__text h2 {
  margin: 12px 0 0;
  font-size: clamp(1.4rem, 3.4vw, 2.1rem);
  line-height: 1.24;
  font-weight: 700;
  color: #e9f3ff;
}

.page-products .prod-start__text p {
  margin: 16px 0 0;
  max-width: 42rem;
  font-size: 0.94rem;
  line-height: 1.92;
  color: var(--text-2);
}

.page-products .prod-start__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .prod-start__fig {
  margin: 0;
}

.page-products .prod-start__fig img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

/* ---------- 窄屏细部 ---------- */
@media (max-width: 460px) {
  .page-products .prod-hero__stats {
    grid-template-columns: 1fr;
  }

  .page-products .prod-hero__actions .btn,
  .page-products .prod-start__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-products .prod-line__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-products .prod-line {
    grid-template-columns: minmax(72px, 108px) minmax(0, 1fr) minmax(0, 0.78fr);
    gap: clamp(20px, 2.6vw, 38px);
    align-items: start;
  }

  .page-products .prod-line--b,
  .page-products .prod-line--d {
    grid-template-columns: minmax(72px, 108px) minmax(0, 1fr);
  }

  .page-products .prod-line--b .prod-line__body,
  .page-products .prod-line--d .prod-line__body {
    padding-right: clamp(0px, 2vw, 32px);
  }

  .page-products .prod-line--c .prod-line__body {
    order: 2;
  }

  .page-products .prod-line--c .prod-line__no {
    order: 1;
  }

  .page-products .prod-line--c .prod-line__fig {
    order: 3;
  }

  .page-products .prod-line--a .prod-line__fig {
    margin-top: 6px;
  }

  .page-products .prod-line__no {
    padding-top: 8px;
  }

  .page-products .prod-cadence__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
  }

  .page-products .prod-start__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: center;
  }

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

  .page-products .prod-start__actions {
    grid-column: 1;
  }
}

@media (min-width: 1280px) {
  .page-products .prod-line {
    grid-template-columns: minmax(88px, 132px) minmax(0, 1.05fr) minmax(0, 0.72fr);
  }
}