.page-contact {
  background: var(--c-cream);
  color: var(--c-ink);
}

.page-contact .eyebrow {
  color: var(--c-ember);
}

.page-contact h2 {
  font-size: clamp(24px, 4.6vw, 40px);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.18;
  margin: 10px 0 0;
}

.page-contact .ct-lede {
  margin: 14px 0 0;
  max-width: 62ch;
  color: var(--c-slate);
  font-size: 16px;
  line-height: 1.78;
}

/* ---------- 01 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 92% at 86% 8%, rgba(47, 224, 176, .22), transparent 58%),
    linear-gradient(140deg, var(--c-space) 0%, var(--c-night) 62%, #0e2c3a 100%);
  color: var(--c-paper);
  padding: clamp(34px, 6vw, 68px) 0 clamp(32px, 5.4vw, 62px);
}

.page-contact .ct-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(169, 242, 220, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 242, 220, .07) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-contact .ct-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: center;
}

.page-contact .ct-hero .eyebrow {
  color: var(--c-aurora);
}

.page-contact .ct-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(31px, 7.4vw, 58px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
}

.page-contact .ct-hero__lede {
  margin: 18px 0 0;
  max-width: 46ch;
  color: rgba(255, 251, 243, .84);
  font-size: clamp(15px, 2.2vw, 17.5px);
  line-height: 1.78;
}

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

.page-contact .ct-hero__figure {
  margin: 0;
}

.page-contact .ct-hero__figure figcaption {
  margin-top: 10px;
  color: rgba(255, 251, 243, .66);
  font-size: 13.5px;
  line-height: 1.65;
}

/* ---------- 02 联系渠道 ---------- */
.page-contact .ct-channels {
  padding: clamp(46px, 7vw, 86px) 0 clamp(30px, 4vw, 48px);
}

.page-contact .ct-ch-list {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-contact .ct-ch {
  display: grid;
  gap: 12px;
  padding: clamp(20px, 3.2vw, 30px);
  background: var(--c-paper);
  box-shadow: 0 16px 34px -28px rgba(11, 27, 51, .82);
}

.page-contact .ct-ch__mark {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .2em;
  color: var(--c-ember);
  padding-top: 4px;
}

.page-contact .ct-ch__body h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--c-space);
  letter-spacing: -.01em;
}

.page-contact .ct-ch__num {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(22px, 4.6vw, 33px);
  font-weight: 700;
  letter-spacing: .015em;
  line-height: 1.25;
  color: var(--c-space);
  word-break: break-word;
}

.page-contact .ct-ch__num--mail {
  font-size: clamp(16px, 3.3vw, 23px);
}

.page-contact .ct-ch__num--addr {
  font-size: clamp(16px, 2.6vw, 20px);
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.6;
}

.page-contact .ct-ch__use {
  margin: 12px 0 0;
  color: var(--c-slate);
  font-size: 15.5px;
  line-height: 1.76;
}

/* ---------- 03 回复节奏 ---------- */
.page-contact .ct-sla {
  padding: 0 0 clamp(44px, 6vw, 80px);
}

.page-contact .ct-sla__panel {
  padding: clamp(26px, 4.4vw, 50px);
  color: var(--c-paper);
}

.page-contact .ct-sla__panel .eyebrow {
  color: var(--c-aurora);
}

.page-contact .ct-sla__panel h2 {
  color: var(--c-paper);
}

.page-contact .ct-sla__lede {
  margin: 14px 0 0;
  max-width: 60ch;
  color: rgba(255, 251, 243, .8);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-contact .ct-sla__list {
  list-style: none;
  margin: clamp(24px, 3.4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-contact .ct-sla__item {
  padding: 14px 0 14px 18px;
  border-left: 2px solid rgba(47, 224, 176, .52);
}

.page-contact .ct-sla__k {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .05em;
  font-weight: 700;
  color: var(--c-aurora-soft);
}

.page-contact .ct-sla__item p {
  margin: 8px 0 0;
  color: rgba(255, 251, 243, .74);
  font-size: 15px;
  line-height: 1.72;
}

/* ---------- 04 反馈类型 ---------- */
.page-contact .ct-types {
  padding: clamp(46px, 7vw, 86px) 0;
  background: linear-gradient(180deg, var(--c-cream) 0%, #EFE8DA 100%);
}

.page-contact .ct-types__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 40px);
  margin-top: clamp(26px, 3.6vw, 40px);
}

.page-contact .ct-fb {
  position: relative;
}

.page-contact .ct-fb__r {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-contact .ct-fb__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .ct-fb__tab {
  padding: 10px 15px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--c-slate);
  background: var(--c-paper);
  border: 1px solid rgba(20, 23, 31, .14);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact #fb-resched:checked ~ .ct-fb__tabs .ct-fb__tab[for="fb-resched"],
.page-contact #fb-quality:checked ~ .ct-fb__tabs .ct-fb__tab[for="fb-quality"],
.page-contact #fb-entry:checked ~ .ct-fb__tabs .ct-fb__tab[for="fb-entry"],
.page-contact #fb-partner:checked ~ .ct-fb__tabs .ct-fb__tab[for="fb-partner"] {
  background: var(--c-space);
  color: var(--c-aurora);
  border-color: var(--c-space);
}

.page-contact .ct-fb__panels {
  margin-top: 16px;
  padding: clamp(20px, 3.2vw, 32px);
  background: var(--c-paper);
  border-left: 3px solid var(--c-aurora);
  box-shadow: 0 18px 38px -34px rgba(11, 27, 51, .9);
}

.page-contact .ct-fb__panel {
  display: none;
}

.page-contact #fb-resched:checked ~ .ct-fb__panels .ct-fb__panel--resched,
.page-contact #fb-quality:checked ~ .ct-fb__panels .ct-fb__panel--quality,
.page-contact #fb-entry:checked ~ .ct-fb__panels .ct-fb__panel--entry,
.page-contact #fb-partner:checked ~ .ct-fb__panels .ct-fb__panel--partner {
  display: block;
}

.page-contact .ct-fb__panel h3 {
  margin: 0;
  font-size: clamp(17px, 2.6vw, 21px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--c-space);
}

.page-contact .ct-fb__panel p {
  margin: 12px 0 0;
  color: var(--c-slate);
  font-size: 15.5px;
  line-height: 1.76;
}

.page-contact .ct-fb__panel .ct-fb__need {
  color: var(--c-ink);
  font-weight: 700;
}

.page-contact .ct-fb__panel ul {
  margin: 10px 0 0;
  padding-left: 20px;
  color: var(--c-slate);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-contact .ct-fb__panel .ct-fb__tip {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed rgba(20, 23, 31, .18);
  font-size: 14.5px;
}

.page-contact .ct-types__figure {
  margin: 0;
}

.page-contact .ct-types__figure figcaption {
  margin-top: 10px;
  color: var(--c-slate);
  font-size: 13.5px;
  line-height: 1.65;
}

/* ---------- 05 常用页收藏 ---------- */
.page-contact .ct-saved {
  padding: clamp(46px, 7vw, 86px) 0;
}

.page-contact .ct-saved__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 44px);
}

.page-contact .ct-saved__intro p {
  margin: 14px 0 0;
  color: var(--c-slate);
  font-size: 15.8px;
  line-height: 1.78;
}

.page-contact .ct-saved__intro .btn {
  margin-top: 24px;
}

.page-contact .ct-saved__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .ct-saved__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--c-paper);
  border-left: 3px solid rgba(20, 23, 31, .1);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .ct-saved__item:has(.ct-saved__box:checked) {
  border-left-color: var(--c-gold);
}

.page-contact .ct-saved__box {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-contact .ct-saved__mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1.5px solid rgba(20, 23, 31, .26);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-saved__box:checked + .ct-saved__mark {
  background: var(--c-gold);
  border-color: var(--c-gold);
}

.page-contact .ct-saved__box:focus-visible + .ct-saved__mark {
  outline: 2px solid var(--c-aurora);
  outline-offset: 2px;
}

.page-contact .ct-saved__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1.5px solid rgba(20, 23, 31, .3);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-contact .ct-saved__box:checked + .ct-saved__mark .ct-saved__dot {
  background: var(--c-space);
  border-color: var(--c-space);
}

.page-contact .ct-saved__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-contact .ct-saved__name {
  margin: 0;
  font-size: 15.5px;
  font-weight: 800;
  color: var(--c-space);
}

.page-contact .ct-saved__desc {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-slate);
}

.page-contact .ct-saved__go {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-space);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--c-aurora);
  white-space: nowrap;
}

/* ---------- 06 跟进流程 ---------- */
.page-contact .ct-flow {
  padding: clamp(46px, 7vw, 86px) 0;
  background: var(--c-paper);
}

.page-contact .ct-flow__track {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-contact .ct-flow__step {
  position: relative;
  padding-top: 22px;
}

.page-contact .ct-flow__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 14%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-aurora) 0%, var(--c-ember) 100%);
  transform: skewY(-1.4deg);
}

.page-contact .ct-flow__d summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 6px;
}

.page-contact .ct-flow__d summary::-webkit-details-marker {
  display: none;
}

.page-contact .ct-flow__d summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--c-ember);
}

.page-contact .ct-flow__d[open] summary::after {
  content: "－";
}

.page-contact .ct-flow__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-ember);
}

.page-contact .ct-flow__t {
  font-size: 16px;
  font-weight: 800;
  color: var(--c-space);
}

.page-contact .ct-flow__d p {
  margin: 6px 0 0;
  font-size: 14.8px;
  line-height: 1.76;
  color: var(--c-slate);
}

/* ---------- 07 合作与入驻 ---------- */
.page-contact .ct-partner {
  padding: 0 0 clamp(46px, 7vw, 86px);
  background: var(--c-paper);
}

.page-contact .ct-partner__panel {
  padding: clamp(26px, 4.4vw, 50px);
  color: var(--c-paper);
}

.page-contact .ct-partner__panel .eyebrow {
  color: var(--c-aurora);
}

.page-contact .ct-partner__panel h2 {
  color: var(--c-paper);
}

.page-contact .ct-partner__grid {
  display: grid;
  gap: 26px;
  margin-top: 22px;
}

.page-contact .ct-partner__col p {
  margin: 12px 0 0;
  color: rgba(255, 251, 243, .8);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-contact .ct-partner__col .ct-partner__k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-gold);
}

.page-contact .ct-partner__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .ct-partner__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(255, 251, 243, .07);
  color: var(--c-paper);
  font-size: 15px;
}

.page-contact .ct-partner__n {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-aurora);
}

.page-contact .ct-partner__col .ct-partner__note {
  font-size: 14px;
  color: rgba(255, 251, 243, .66);
}

/* ---------- 08 后续入口 ---------- */
.page-contact .ct-next {
  padding: clamp(42px, 6vw, 76px) 0 clamp(48px, 7vw, 90px);
  background: var(--c-cream);
}

.page-contact .ct-next__list {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .ct-next__list a {
  display: block;
  padding: 18px 20px;
  background: var(--c-paper);
  border-left: 3px solid var(--c-aurora);
  text-decoration: none;
  color: var(--c-ink);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-contact .ct-next__list a:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -24px rgba(11, 27, 51, .92);
}

.page-contact .ct-next__t {
  display: block;
  font-size: 16.5px;
  font-weight: 800;
  color: var(--c-space);
}

.page-contact .ct-next__d {
  display: block;
  margin-top: 6px;
  font-size: 14.2px;
  line-height: 1.62;
  color: var(--c-slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .ct-ch {
    grid-template-columns: 152px 1fr;
    gap: clamp(18px, 3vw, 34px);
    align-items: start;
  }

  .page-contact .ct-sla__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px 30px;
  }

  .page-contact .ct-partner__list {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-contact .ct-next__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .page-contact .ct-hero__inner {
    grid-template-columns: 1.04fr .96fr;
  }
}

@media (min-width: 900px) {
  .page-contact .ct-types__grid {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }

  .page-contact .ct-saved__grid {
    grid-template-columns: .82fr 1.18fr;
    align-items: start;
  }

  .page-contact .ct-flow__track {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
  }

  .page-contact .ct-partner__grid {
    grid-template-columns: 1.08fr .92fr;
    gap: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-next__list a,
  .page-contact .ct-fb__tab,
  .page-contact .ct-saved__mark {
    transition: none;
  }
}