/* ===== 平台服务页 · page-products ===== */
.page-products {
  --sv-rail: 150px;
  --sv-gap: clamp(22px, 3.2vw, 48px);
  --sv-block: clamp(52px, 7vw, 96px);
  --sv-line-dark: rgba(237, 241, 247, .16);
  --sv-dark-ink: #EDF1F7;
  --sv-dark-mute: rgba(237, 241, 247, .68);
  --sv-tint: #F0F2EC;
}

/* ---------- 首屏 ---------- */
.page-products .sv-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 56px) 0 clamp(40px, 6vw, 76px);
  background: var(--k-paper);
}

.page-products .sv-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -34%;
  width: 54vw;
  height: 54vw;
  max-width: 620px;
  max-height: 620px;
  background: linear-gradient(140deg, rgba(107, 224, 26, .22), rgba(255, 106, 19, .10) 70%, transparent);
  clip-path: polygon(34% 0, 100% 0, 100% 100%, 0 68%);
  pointer-events: none;
}

.page-products .sv-hero .shell {
  position: relative;
  z-index: 1;
}

.page-products .sv-hero__eyebrow {
  margin: 22px 0 0;
  color: var(--k-green-deep);
}

.page-products .sv-hero__title {
  margin: 14px 0 0;
  max-width: 19ch;
  font-size: clamp(32px, 5.6vw, 66px);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -.025em;
  color: var(--k-ink);
}

.page-products .sv-hero__lede {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--k-ink);
}

.page-products .sv-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .sv-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 9px 16px;
  background: rgba(200, 255, 107, .48);
  border-left: 3px solid var(--k-green);
  border-radius: 2px 14px 2px 14px;
}

.page-products .sv-fact__num {
  font-family: var(--k-mono);
  font-size: 19px;
  font-weight: 700;
  line-height: 1;
  color: var(--k-orange);
}

.page-products .sv-fact__plus {
  font-size: 14px;
}

.page-products .sv-fact__label {
  font-size: 13.5px;
  color: var(--k-grey);
}

/* ---------- 服务目录 ---------- */
.page-products .sv-catalog {
  padding: var(--sv-block) 0;
  background: var(--k-night);
  color: var(--sv-dark-ink);
}

.page-products .sv-catalog__eyebrow {
  margin: 0;
  color: var(--k-green);
}

.page-products .sv-catalog__title {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--sv-dark-ink);
}

.page-products .sv-catalog__note {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--sv-dark-mute);
}

.page-products .sv-catalog__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 1px;
  list-style: none;
  background: var(--sv-line-dark);
}

.page-products .sv-catalog__link {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  padding: 22px 18px 26px;
  background: var(--k-night);
  color: inherit;
  text-decoration: none;
  transition: background .24s var(--k-ease);
}

.page-products .sv-catalog__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--k-green);
  transition: width .3s var(--k-ease);
}

.page-products .sv-catalog__link:hover,
.page-products .sv-catalog__link:focus-visible {
  background: var(--k-blue);
  outline: none;
}

.page-products .sv-catalog__link:hover::after,
.page-products .sv-catalog__link:focus-visible::after {
  width: 100%;
}

.page-products .sv-catalog__num {
  font-family: var(--k-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--k-orange);
}

.page-products .sv-catalog__name {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--sv-dark-ink);
}

.page-products .sv-catalog__desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--sv-dark-mute);
}

/* ---------- 服务模块通用 ---------- */
.page-products .sv-module {
  position: relative;
  padding: var(--sv-block) 0;
  background: var(--k-paper);
}

.page-products .sv-module--tint {
  background: var(--sv-tint);
}

.page-products .sv-module + .sv-module::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--k-hair) 0 14px, transparent 14px 30px);
}

.page-products .sv-module__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--sv-gap);
}

.page-products .sv-module__rail {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-products .sv-module__num {
  display: inline-block;
  padding: 5px 12px;
  font-family: var(--k-mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--k-ink);
  background: var(--k-green);
  border-radius: 2px 14px 2px 14px;
}

.page-products .sv-module__tag {
  font-family: var(--k-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--k-grey);
}

.page-products .sv-module__title {
  margin: 0;
  max-width: 22ch;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.022em;
  color: var(--k-ink);
}

.page-products .sv-module__text {
  margin: 18px 0 0;
  max-width: 66ch;
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--k-ink);
}

.page-products .sv-module__text a {
  color: var(--k-green-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(107, 224, 26, .55);
  transition: border-color .2s var(--k-ease), color .2s var(--k-ease);
}

.page-products .sv-module__text a:hover {
  color: var(--k-orange);
  border-bottom-color: var(--k-orange);
}

.page-products .sv-points {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  max-width: 66ch;
}

.page-products .sv-points li {
  position: relative;
  padding-left: 26px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--k-ink);
}

.page-products .sv-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 13px;
  height: 3px;
  background: var(--k-orange);
  transform: skewX(-24deg);
}

.page-products .sv-points strong {
  font-weight: 800;
  color: var(--k-ink);
}

.page-products .media-frame {
  margin: 30px 0 0;
}

/* ---------- S1 双栏与席位 ---------- */
.page-products .sv-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 32px;
}

.page-products .sv-duo .media-frame {
  margin: 0;
}

.page-products .sv-duo__label {
  margin: 0 0 14px;
  font-family: var(--k-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--k-grey);
}

.page-products .sv-seats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .sv-seats__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 15px 14px;
  background: rgba(200, 255, 107, .34);
  border: 1px solid rgba(30, 122, 46, .18);
  border-radius: 2px 16px 2px 16px;
  transition: background .22s var(--k-ease), border-color .22s var(--k-ease), transform .22s var(--k-ease);
}

.page-products .sv-seats__item:hover {
  background: var(--k-green);
  border-color: var(--k-green-deep);
  transform: translateY(-3px);
}

.page-products .sv-seats__num {
  font-family: var(--k-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--k-green-deep);
}

.page-products .sv-seats__txt {
  font-size: 17px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--k-ink);
}

.page-products .sv-duo__foot {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--k-grey);
}

/* ---------- S4 资料分类 ---------- */
.page-products .sv-kinds {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 28px 0 0;
}

.page-products .sv-kind {
  padding: 22px 20px;
  background: var(--k-paper);
  border: 1px solid var(--k-hair);
  border-left: 4px solid var(--k-green);
  border-radius: 2px 18px 2px 18px;
  transition: border-left-color .22s var(--k-ease), transform .22s var(--k-ease);
}

.page-products .sv-kind:hover {
  border-left-color: var(--k-orange);
  transform: translateX(3px);
}

.page-products .sv-kind__no {
  margin: 0;
  font-family: var(--k-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--k-orange);
}

.page-products .sv-kind__title {
  margin: 10px 0 0;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--k-ink);
}

.page-products .sv-kind__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--k-grey);
}

/* ---------- 订阅方案 ---------- */
.page-products .sv-plans {
  padding: var(--sv-block) 0;
  background: var(--k-night);
  color: var(--sv-dark-ink);
}

.page-products .sv-plans__eyebrow {
  margin: 0;
  color: var(--k-green);
}

.page-products .sv-plans__title {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--sv-dark-ink);
}

.page-products .sv-plans__note {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--sv-dark-mute);
}

.page-products .sv-plans__wrap {
  margin: clamp(26px, 4vw, 40px) 0 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .sv-plans__table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .sv-plans__table thead th {
  padding: 15px 18px;
  text-align: left;
  font-family: var(--k-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: #FFFFFF;
  background: var(--k-blue);
}

.page-products .sv-plans__table thead th:first-child {
  border-radius: 2px 0 0 0;
}

.page-products .sv-plans__table thead th:last-child {
  border-radius: 0 16px 0 0;
}

.page-products .sv-plans__table tbody th,
.page-products .sv-plans__table tbody td {
  padding: 16px 18px;
  text-align: left;
  line-height: 1.65;
  border-bottom: 1px solid var(--sv-line-dark);
}

.page-products .sv-plans__table tbody th {
  font-weight: 800;
  color: var(--sv-dark-ink);
  white-space: nowrap;
}

.page-products .sv-plans__table tbody td {
  color: var(--sv-dark-mute);
}

.page-products .sv-plans__table tbody tr {
  transition: background .2s var(--k-ease);
}

.page-products .sv-plans__table tbody tr:hover {
  background: rgba(107, 224, 26, .10);
}

.page-products .sv-plans__table tbody tr:hover td,
.page-products .sv-plans__table tbody tr:hover th {
  color: var(--sv-dark-ink);
}

/* ---------- 开通流程 ---------- */
.page-products .sv-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .sv-step__box {
  height: 100%;
  padding: 18px 18px 16px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--sv-line-dark);
  border-radius: 2px 18px 2px 18px;
  transition: border-color .22s var(--k-ease), background .22s var(--k-ease);
}

.page-products .sv-step__box:hover,
.page-products .sv-step__box[open] {
  border-color: rgba(107, 224, 26, .5);
  background: rgba(107, 224, 26, .07);
}

.page-products .sv-step__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .sv-step__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--k-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--k-green);
}

.page-products .sv-step__box[open] .sv-step__head::after {
  content: "–";
  color: var(--k-orange);
}

.page-products .sv-step__num {
  font-family: var(--k-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--k-orange);
}

.page-products .sv-step__name {
  font-size: 16.5px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--sv-dark-ink);
}

.page-products .sv-step__body {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--sv-dark-mute);
}

.page-products .sv-step__body a {
  color: var(--k-green);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(107, 224, 26, .5);
}

.page-products .sv-step__body a:hover {
  color: var(--k-orange);
  border-bottom-color: var(--k-orange);
}

/* ---------- 服务答疑 ---------- */
.page-products .sv-faq {
  padding: var(--sv-block) 0 calc(var(--sv-block) * .8);
  background: var(--k-paper);
}

.page-products .sv-faq__eyebrow {
  margin: 0;
  color: var(--k-green-deep);
}

.page-products .sv-faq__title {
  margin: 14px 0 0;
  max-width: 24ch;
  font-size: clamp(24px, 3.2vw, 36px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--k-ink);
}

.page-products .sv-faq__list {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border-top: 1px solid var(--k-hair);
}

.page-products .sv-faq__item {
  border-bottom: 1px solid var(--k-hair);
}

.page-products .sv-faq__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 18px 34px 18px 0;
  position: relative;
  cursor: pointer;
  list-style: none;
  font-size: clamp(16px, 1.7vw, 18px);
  font-weight: 800;
  line-height: 1.5;
  color: var(--k-ink);
  transition: color .2s var(--k-ease);
}

.page-products .sv-faq__q::-webkit-details-marker {
  display: none;
}

.page-products .sv-faq__q::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 50%;
  width: 12px;
  height: 3px;
  background: var(--k-green-deep);
  transform: translateY(-50%) skewX(-24deg);
  transition: background .2s var(--k-ease), width .2s var(--k-ease);
}

.page-products .sv-faq__item[open] .sv-faq__q::after {
  background: var(--k-orange);
  width: 20px;
}

.page-products .sv-faq__q:hover {
  color: var(--k-green-deep);
}

.page-products .sv-faq__a {
  margin: 0;
  padding: 0 0 22px;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--k-grey);
}

.page-products .sv-faq__a a {
  color: var(--k-green-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(107, 224, 26, .55);
}

.page-products .sv-faq__a a:hover {
  color: var(--k-orange);
  border-bottom-color: var(--k-orange);
}

/* ---------- 结尾引导 ---------- */
.page-products .sv-cta {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: clamp(32px, 5vw, 52px);
  padding: clamp(22px, 3vw, 32px);
  background: linear-gradient(120deg, rgba(200, 255, 107, .55), rgba(255, 224, 199, .75));
  border-radius: 2px 22px 2px 22px;
}

.page-products .sv-cta__text {
  margin: 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--k-ink);
}

.page-products .sv-cta__text a {
  color: var(--k-green-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--k-green-deep);
}

.page-products .sv-cta__text a:hover {
  color: var(--k-orange);
  border-bottom-color: var(--k-orange);
}

.page-products .sv-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-products .sv-catalog__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 820px) {
  .page-products .sv-catalog__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-products .sv-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .sv-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .page-products .sv-module__inner {
    grid-template-columns: var(--sv-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .sv-module__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    position: sticky;
    top: calc(var(--k-header-h) + 30px);
    padding-top: 4px;
  }

  .page-products .sv-duo {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 34px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-products .sv-catalog__list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .sv-catalog__link,
  .page-products .sv-catalog__link::after,
  .page-products .sv-seats__item,
  .page-products .sv-kind,
  .page-products .sv-step__box,
  .page-products .sv-plans__table tbody tr,
  .page-products .sv-faq__q,
  .page-products .sv-faq__q::after {
    transition: none;
  }

  .page-products .sv-seats__item:hover,
  .page-products .sv-kind:hover {
    transform: none;
  }
}