.page-products {
  --sv-shadow: 0 18px 40px -28px rgba(7, 16, 24, .55);
  --sv-body-text: rgba(7, 16, 24, .74);
  --sv-body-text-soft: rgba(7, 16, 24, .64);
  --sv-on-dark: rgba(255, 255, 255, .74);
  --sv-on-dark-soft: rgba(255, 255, 255, .64);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.14;
  margin: 0;
}

.page-products p {
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-products .sv-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.page-products .sv-hero::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 58%;
  height: 155%;
  background: linear-gradient(165deg, rgba(226, 58, 46, .44) 0%, rgba(255, 107, 53, .16) 38%, rgba(7, 16, 24, 0) 72%);
  transform: skewX(-13deg);
  pointer-events: none;
  z-index: 0;
}

.page-products .sv-hero__top {
  position: relative;
  z-index: 2;
  padding-top: 18px;
}

.page-products .sv-hero .breadcrumb {
  color: rgba(255, 255, 255, .55);
}

.page-products .sv-hero .breadcrumb__link {
  color: var(--jade-bright);
  text-decoration: none;
}

.page-products .sv-hero .breadcrumb__link:hover {
  color: var(--white);
}

.page-products .sv-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  padding: 22px 0 36px;
}

.page-products .sv-hero__copy .eyebrow {
  color: var(--gold);
}

.page-products .sv-hero h1 {
  font-size: clamp(31px, 6.6vw, 64px);
  margin-top: 14px;
  max-width: 13em;
}

.page-products .sv-hero__lead {
  margin-top: 18px;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(255, 255, 255, .82);
}

.page-products .sv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .sv-hero__figure {
  margin: 0;
  position: relative;
}

/* ---------- 服务关系带 ---------- */
.page-products .sv-map {
  position: relative;
  z-index: 1;
  background: var(--ink-2);
  border-top: 1px solid var(--line-on-dark);
}

.page-products .sv-map__inner {
  padding: 22px 0 30px;
}

.page-products .sv-map__label {
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--gold);
}

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

.page-products .sv-map__node {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  column-gap: 10px;
  row-gap: 2px;
  padding-left: 14px;
  border-left: 2px solid rgba(25, 195, 177, .5);
}

.page-products .sv-map__idx {
  grid-column: 1;
  grid-row: 1 / span 2;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--jade-bright);
}

.page-products .sv-map__name {
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--white);
}

.page-products .sv-map__for {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .6);
}

/* ---------- 服务总览 ---------- */
.page-products .sv-scope {
  background: var(--paper);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-scope__grid {
  display: grid;
  gap: 30px;
}

.page-products .sv-scope h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-scope__lead {
  margin-top: 16px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--sv-body-text);
}

.page-products .sv-scope__list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .sv-scope__item {
  background: var(--white);
  border: 1px solid var(--line-on-light);
  border-left: 3px solid var(--flame);
  padding: 18px 20px;
  box-shadow: var(--sv-shadow);
}

.page-products .sv-scope__item:nth-child(2) {
  border-left-color: var(--gold);
}

.page-products .sv-scope__item:nth-child(3) {
  border-left-color: var(--jade);
}

.page-products .sv-scope__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--gray);
}

.page-products .sv-scope__item h3 {
  font-size: 19px;
  margin: 5px 0 9px;
}

.page-products .sv-scope__item p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--sv-body-text);
}

.page-products .sv-scope__item .sv-scope__who {
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px dashed var(--line-on-light);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .sv-scope__more {
  margin-top: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sv-body-text-soft);
}

.page-products .sv-scope__more a {
  color: var(--flame);
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 58, 46, .45);
}

.page-products .sv-scope__more a:hover {
  color: var(--ember);
  border-bottom-color: var(--ember);
}

.page-products .sv-scope__figure {
  margin: 0;
}

/* ---------- 企业直播能力 ---------- */
.page-products .sv-live {
  background: var(--ink-2);
  color: var(--white);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-live__head {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}

.page-products .sv-live h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-live__intro {
  font-size: 15px;
  line-height: 1.85;
  color: var(--sv-on-dark);
}

.page-products .sv-live__grid {
  display: grid;
  gap: 30px;
}

.page-products .sv-caps {
  display: grid;
  gap: 1px;
  background: var(--line-on-dark);
  border: 1px solid var(--line-on-dark);
}

.page-products .sv-cap {
  background: var(--ink-2);
  padding: 18px 18px 20px;
}

.page-products .sv-cap__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--jade-bright);
}

.page-products .sv-cap__title {
  font-size: 17px;
  margin: 6px 0 8px;
  color: var(--white);
}

.page-products .sv-cap__text {
  font-size: 14px;
  line-height: 1.78;
  color: var(--sv-on-dark-soft);
}

.page-products .sv-live__figure {
  margin: 0;
}

/* ---------- 合作路径 ---------- */
.page-products .sv-path {
  background: var(--paper);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-path__head {
  display: grid;
  gap: 14px;
  margin-bottom: 30px;
}

.page-products .sv-path h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-path__intro {
  font-size: 15px;
  line-height: 1.8;
  color: var(--sv-body-text);
}

.page-products .sv-steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 2px solid rgba(25, 195, 177, .35);
  display: grid;
  gap: 12px;
}

.page-products .sv-step {
  position: relative;
}

.page-products .sv-step::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 17px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--jade);
  box-sizing: content-box;
  z-index: 1;
}

.page-products .sv-step__box {
  background: var(--white);
  border: 1px solid var(--line-on-light);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-products .sv-step__box[open] {
  border-color: rgba(25, 195, 177, .55);
  box-shadow: var(--sv-shadow);
}

.page-products .sv-step__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 15px 46px 15px 16px;
  cursor: pointer;
  list-style: none;
  position: relative;
}

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

.page-products .sv-step__summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--flame);
}

.page-products .sv-step__box[open] .sv-step__summary::after {
  content: "\2212";
}

.page-products .sv-step__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-products .sv-step__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  letter-spacing: -.01em;
}

.page-products .sv-step__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--gray);
}

.page-products .sv-step__panel {
  padding: 0 16px 18px;
  border-top: 1px dashed var(--line-on-light);
}

.page-products .sv-step__panel p {
  margin-top: 13px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--sv-body-text);
}

.page-products .sv-step__panel ul {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .sv-step__panel li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--sv-body-text-soft);
}

.page-products .sv-step__panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--jade);
  transform: rotate(45deg);
}

/* ---------- 适配场景与规模 ---------- */
.page-products .sv-scale {
  background: var(--ink);
  color: var(--white);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-scale__grid {
  display: grid;
  gap: 34px;
}

.page-products .sv-scale h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-scenes {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
}

.page-products .sv-scene {
  padding: 16px 0 16px 18px;
  border-left: 1px solid var(--line-on-dark);
  border-top: 1px solid var(--line-on-dark);
}

.page-products .sv-scene h3 {
  font-size: 16.5px;
  color: var(--white);
  margin-bottom: 6px;
}

.page-products .sv-scene p {
  font-size: 14px;
  line-height: 1.72;
  color: var(--sv-on-dark-soft);
}

.page-products .sv-scale__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(25, 195, 177, .26);
  border: 1px solid rgba(25, 195, 177, .26);
}

.page-products .sv-stat {
  background: var(--ink);
  padding: 20px 16px;
}

.page-products .sv-stat__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 5.4vw, 40px);
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--jade-bright);
}

.page-products .sv-stat__label {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, .66);
}

/* ---------- 交付保障 ---------- */
.page-products .sv-delivery {
  background: var(--paper);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-delivery h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-delivery__intro {
  margin-top: 14px;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.82;
  color: var(--sv-body-text);
}

.page-products .sv-delivery__grid {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

.page-products .sv-checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-products .sv-checks li {
  padding: 18px 0 18px 18px;
  border-left: 3px solid var(--jade);
  border-bottom: 1px solid var(--line-on-light);
}

.page-products .sv-checks__key {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--flame);
}

.page-products .sv-checks h3 {
  font-size: 18px;
  margin-bottom: 7px;
}

.page-products .sv-checks p {
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--sv-body-text);
}

.page-products .sv-delivery__figure {
  margin: 0;
}

.page-products .sv-delivery__more {
  margin-top: 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--sv-body-text-soft);
}

.page-products .sv-delivery__more a {
  color: var(--flame);
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 58, 46, .45);
}

.page-products .sv-delivery__more a:hover {
  color: var(--ember);
  border-bottom-color: var(--ember);
}

/* ---------- 合作方式 ---------- */
.page-products .sv-plans {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  padding: clamp(46px, 7vw, 84px) 0;
}

.page-products .sv-plans__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  z-index: 0;
}

.page-products .sv-plans::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 16, 24, .84) 0%, rgba(7, 16, 24, .96) 100%);
  z-index: 0;
}

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

.page-products .sv-plans__head {
  display: grid;
  gap: 14px;
}

.page-products .sv-plans h2 {
  font-size: clamp(26px, 4.4vw, 42px);
  margin-top: 12px;
}

.page-products .sv-plans__intro {
  font-size: 15px;
  line-height: 1.82;
  color: var(--sv-on-dark);
}

.page-products .sv-plans__grid {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-products .sv-plan {
  background: rgba(11, 27, 43, .74);
  border: 1px solid var(--line-on-dark);
  padding: 20px 18px;
  transition: transform .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
}

.page-products .sv-plan:hover,
.page-products .sv-plan:focus-within,
.page-products .sv-plan:focus {
  transform: translateY(-3px);
  border-color: rgba(94, 234, 212, .6);
  background: rgba(18, 41, 62, .86);
}

.page-products .sv-plan:focus-visible {
  outline: 2px solid var(--jade-bright);
  outline-offset: 2px;
}

.page-products .sv-plan h3 {
  font-size: 19px;
  color: var(--white);
  margin-bottom: 10px;
}

.page-products .sv-plan p {
  font-size: 14px;
  line-height: 1.76;
  color: var(--sv-on-dark);
}

.page-products .sv-plan .sv-plan__scale {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line-on-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--jade-bright);
  overflow: hidden;
  max-height: 120px;
  opacity: 1;
  transition: max-height .25s var(--ease), opacity .25s var(--ease), margin-top .25s var(--ease), padding-top .25s var(--ease);
}

.page-products .sv-plans__cta {
  margin-top: 26px;
  padding: 24px 20px;
  border: 1px solid var(--line-on-dark);
  border-left: 3px solid var(--flame);
  background: linear-gradient(100deg, rgba(226, 58, 46, .18) 0%, rgba(7, 16, 24, 0) 62%);
  display: grid;
  gap: 18px;
}

.page-products .sv-plans__cta h3 {
  font-size: 20px;
  color: var(--white);
  margin-bottom: 8px;
}

.page-products .sv-plans__cta p {
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--sv-on-dark);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 620px) {
  .page-products .sv-caps {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .sv-cap:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 640px) {
  .page-products .sv-scenes {
    grid-template-columns: 1fr 1fr;
    column-gap: 28px;
  }
}

@media (min-width: 760px) {
  .page-products .sv-map__nodes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    position: relative;
  }

  .page-products .sv-map__nodes::before {
    content: "";
    position: absolute;
    top: 9px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, rgba(25, 195, 177, .18) 0%, var(--jade) 22%, var(--jade-bright) 50%, var(--jade) 78%, rgba(25, 195, 177, .18) 100%);
  }

  .page-products .sv-map__node {
    display: block;
    border-left: 0;
    padding: 30px 28px 0 0;
    position: relative;
  }

  .page-products .sv-map__node::before {
    content: "";
    position: absolute;
    top: 2px;
    left: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--ink-2);
    border: 2px solid var(--jade-bright);
  }

  .page-products .sv-map__idx,
  .page-products .sv-map__name,
  .page-products .sv-map__for {
    display: block;
  }

  .page-products .sv-map__idx {
    margin-bottom: 6px;
  }

  .page-products .sv-map__for {
    margin-top: 4px;
  }

  .page-products .sv-plans__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 800px) {
  .page-products .sv-plans__cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
    padding: 28px 30px;
  }
}

@media (min-width: 900px) {
  .page-products .sv-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
    gap: 54px;
    padding: 42px 0 60px;
  }

  .page-products .sv-hero__lead {
    font-size: 17px;
  }

  .page-products .sv-scope__grid {
    grid-template-columns: minmax(0, .68fr) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .sv-scope__figure {
    order: -1;
  }

  .page-products .sv-live__head,
  .page-products .sv-path__head,
  .page-products .sv-plans__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: end;
    gap: 48px;
  }

  .page-products .sv-live__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 44px;
    align-items: start;
  }

  .page-products .sv-scale__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .sv-delivery__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 48px;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .sv-step__summary {
    padding: 16px 50px 16px 20px;
  }

  .page-products .sv-step__panel {
    padding: 0 20px 20px;
  }
}

@media (hover: hover) and (pointer: fine) {
  .page-products .sv-plan .sv-plan__scale {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
  }

  .page-products .sv-plan:hover .sv-plan__scale,
  .page-products .sv-plan:focus-within .sv-plan__scale,
  .page-products .sv-plan:focus .sv-plan__scale {
    max-height: 120px;
    opacity: 1;
    margin-top: 12px;
    padding-top: 10px;
    border-top-color: var(--line-on-dark);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sv-plan,
  .page-products .sv-plan .sv-plan__scale,
  .page-products .sv-step__box {
    transition: none;
  }

  .page-products .sv-plan:hover,
  .page-products .sv-plan:focus-within,
  .page-products .sv-plan:focus {
    transform: none;
  }
}