.page-contact {
  --cx-pad-block: clamp(48px, 7vw, 92px);
  --cx-gap: clamp(16px, 2.6vw, 30px);
  --cx-card-bg: rgba(14, 42, 34, 0.72);
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

.page-contact .cx-sec {
  position: relative;
  padding-block: var(--cx-pad-block);
}

.page-contact h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.6vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 0.55em;
  color: var(--paper);
}

.page-contact h3 {
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.4;
  margin: 0 0 0.4em;
  letter-spacing: -0.01em;
}

.page-contact p {
  margin: 0 0 1em;
  line-height: 1.75;
}

.page-contact a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-contact a:hover,
.page-contact a:focus-visible {
  border-bottom-color: var(--neon);
}

.page-contact .breadcrumbs {
  margin-bottom: clamp(20px, 3vw, 36px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-contact .breadcrumbs a {
  color: var(--mist);
  border-bottom: 0;
}

.page-contact .breadcrumbs a:hover {
  color: var(--neon);
}

/* ---------- hero ---------- */
.page-contact .cx-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(24px, 4vw, 52px) clamp(52px, 8vw, 104px);
}

.page-contact .cx-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 68% at 86% 8%, rgba(182, 255, 59, 0.16), transparent 64%),
    repeating-linear-gradient(90deg, rgba(201, 206, 199, 0.06) 0 1px, transparent 1px 96px);
}

.page-contact .cx-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-contact .cx-hero__grid {
  display: grid;
  gap: var(--cx-gap);
  align-items: end;
}

.page-contact .cx-hero__title {
  font-family: var(--font-display);
  font-size: clamp(38px, 8vw, 82px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 0.16em 0 0.4em;
  color: var(--paper);
}

.page-contact .cx-hero__sub {
  max-width: 34em;
  font-size: clamp(16px, 1.5vw, 19px);
  color: rgba(244, 246, 240, 0.86);
  margin-bottom: 1.7em;
}

.page-contact .cx-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .cx-hero__actions .btn {
  border-bottom: 0;
}

.page-contact .cx-quick {
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background: linear-gradient(158deg, rgba(31, 74, 54, 0.82), rgba(7, 28, 23, 0.94));
  padding: clamp(20px, 3vw, 30px);
  box-shadow: inset 0 1px 0 rgba(182, 255, 59, 0.2);
}

.page-contact .cx-quick__title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--neon);
  margin-bottom: 1.1em;
}

.page-contact .cx-quick__list {
  margin: 0 0 1.2em;
}

.page-contact .cx-quick__row {
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}

.page-contact .cx-quick__row:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-contact .cx-quick__row dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
  margin-bottom: 4px;
}

.page-contact .cx-quick__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.4vw, 16px);
  color: var(--paper);
  word-break: break-all;
}

.page-contact .cx-quick__row dd a {
  border-bottom: 0;
}

.page-contact .cx-quick__note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  margin: 0;
}

/* ---------- 反馈类型 ---------- */
.page-contact .cx-split {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-contact .cx-rail {
  align-self: start;
}

.page-contact .cx-rail__toc {
  display: grid;
  gap: 4px;
  margin: 1.4em 0 1em;
}

.page-contact .cx-rail__toc .toc__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 14px;
  border-left: 2px solid var(--line);
  border-bottom: 0;
  color: var(--cement);
  font-size: 15px;
  transition: border-color 180ms ease, background-color 180ms ease, color 180ms ease;
}

.page-contact .cx-rail__toc .toc__link:hover,
.page-contact .cx-rail__toc .toc__link:focus-visible {
  border-left-color: var(--neon);
  background: rgba(182, 255, 59, 0.08);
  color: var(--paper);
}

.page-contact .cx-rail__toc .toc__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--neon);
}

.page-contact .cx-rail__note {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
  writing-mode: horizontal-tb;
}

.page-contact .cx-type-list {
  display: grid;
  gap: 14px;
}

.page-contact .cx-type {
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background: var(--cx-card-bg);
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-contact .cx-type[open] {
  border-color: rgba(182, 255, 59, 0.45);
  background: linear-gradient(150deg, rgba(31, 74, 54, 0.6), rgba(7, 28, 23, 0.9));
}

.page-contact .cx-type:hover {
  transform: translateY(-2px);
}

.page-contact .cx-type__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding: clamp(16px, 2.4vw, 22px) clamp(16px, 2.6vw, 26px);
  cursor: pointer;
  list-style: none;
}

.page-contact .cx-type__head::-webkit-details-marker {
  display: none;
}

.page-contact .cx-type__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--neon);
}

.page-contact .cx-type__title {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .cx-type__hint {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
  margin-left: auto;
}

.page-contact .cx-type__body {
  padding: 0 clamp(16px, 2.6vw, 26px) clamp(18px, 2.6vw, 26px);
}

.page-contact .cx-type__body p {
  font-size: 15px;
  color: rgba(244, 246, 240, 0.86);
}

.page-contact .cx-type__need {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-contact .cx-type__need li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--cement);
}

.page-contact .cx-type__need li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--neon);
}

/* ---------- 提交前材料 ---------- */
.page-contact .cx-prep .cx-prep__lead {
  max-width: 36em;
  color: rgba(244, 246, 240, 0.88);
  font-size: clamp(15px, 1.4vw, 18px);
  margin-bottom: 2em;
}

.page-contact .cx-prep__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  overflow: hidden;
}

.page-contact .cx-prep__item {
  background: rgba(7, 28, 23, 0.72);
  padding: clamp(18px, 2.6vw, 28px);
  transition: background-color 200ms ease;
}

.page-contact .cx-prep__item:hover {
  background: rgba(31, 74, 54, 0.62);
}

.page-contact .cx-prep__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ref);
  margin-bottom: 10px;
}

.page-contact .cx-prep__item p {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--cement);
  margin: 0;
}

/* ---------- 渠道 ---------- */
.page-contact .cx-channels {
  color: var(--ink);
}

.page-contact .cx-channels h2 {
  color: var(--ink);
}

.page-contact .cx-channels .eyebrow {
  color: var(--turf);
}

.page-contact .cx-channels__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-contact .cx-channels__lead {
  max-width: 34em;
  color: rgba(7, 28, 23, 0.82);
  font-size: clamp(15px, 1.4vw, 17.5px);
}

.page-contact .cx-chan__list {
  margin: 0 0 1.4em;
  border-top: 1px solid rgba(7, 28, 23, 0.18);
}

.page-contact .cx-chan__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(7, 28, 23, 0.18);
}

.page-contact .cx-chan__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--turf);
}

.page-contact .cx-chan__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 16.5px);
  color: var(--ink);
  word-break: break-word;
}

.page-contact .cx-chan__v a {
  color: var(--ink);
  border-bottom: 1px solid rgba(7, 28, 23, 0.4);
}

.page-contact .cx-chan__v a:hover {
  border-bottom-color: var(--turf);
  color: var(--turf);
}

.page-contact .cx-channels__tip {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(7, 28, 23, 0.7);
  border-left: 2px solid var(--neon);
  padding-left: 14px;
  margin: 0;
}

.page-contact .cx-media {
  margin: 0;
  position: relative;
  border-radius: var(--radius-organic);
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line);
}

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

.page-contact .cx-media__cap {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
  padding: 10px 14px;
  background: rgba(7, 28, 23, 0.92);
}

.page-contact .cx-media--wide .cx-media__cap {
  color: var(--cement);
}

/* ---------- 流程 ---------- */
.page-contact .cx-flow__lead {
  max-width: 36em;
  color: rgba(244, 246, 240, 0.85);
  font-size: clamp(15px, 1.4vw, 18px);
  margin-bottom: 2.2em;
}

.page-contact .cx-steps {
  list-style: none;
  margin: 0 0 clamp(30px, 4vw, 48px);
  padding: 0;
  display: grid;
  gap: 0;
}

.page-contact .cx-step {
  position: relative;
  padding: 0 0 clamp(22px, 3vw, 30px) clamp(34px, 4vw, 46px);
  border-left: 1px solid var(--line);
}

.page-contact .cx-step:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.page-contact .cx-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 0 3px rgba(7, 28, 23, 0.9);
}

.page-contact .cx-step:nth-child(2)::before { background: var(--neon); }
.page-contact .cx-step:nth-child(3)::before { background: var(--ref); }
.page-contact .cx-step:nth-child(4)::before { background: var(--ref); }
.page-contact .cx-step:nth-child(5)::before { background: var(--injury); }

.page-contact .cx-step__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
  display: block;
  margin-bottom: 6px;
}

.page-contact .cx-step__title {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: -0.01em;
  margin: 0 0 0.35em;
  color: var(--paper);
}

.page-contact .cx-step__text {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(244, 246, 240, 0.88);
  margin: 0;
}

.page-contact .cx-step__more {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
  margin: 0.5em 0 0;
}

.page-contact .cx-flow__link {
  margin-top: clamp(24px, 3vw, 36px);
  font-size: 14.5px;
  color: var(--cement);
}

/* ---------- 合作 ---------- */
.page-contact .cx-coop {
  color: var(--ink);
}

.page-contact .cx-coop h2 {
  color: var(--ink);
}

.page-contact .cx-coop .eyebrow {
  color: var(--turf);
}

.page-contact .cx-coop__grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .cx-coop__intro p {
  max-width: 36em;
  color: rgba(7, 28, 23, 0.82);
  font-size: clamp(15px, 1.4vw, 17px);
}

.page-contact .cx-coop__intro a {
  color: var(--turf);
  border-bottom: 1px solid rgba(31, 74, 54, 0.45);
}

.page-contact .cx-coop__intro .btn {
  margin-top: 0.6em;
  border-bottom: 0;
}

.page-contact .cx-coop__card {
  background: var(--ink);
  border-radius: var(--radius-organic);
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(7, 28, 23, 0.3);
}

.page-contact .cx-coop__card-title {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--neon);
  margin-bottom: 1em;
}

.page-contact .cx-coop__card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .cx-coop__card li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--cement);
}

.page-contact .cx-coop__card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--neon);
}

/* ---------- 运营信息 ---------- */
.page-contact .cx-base {
  padding-block: clamp(38px, 5vw, 64px);
  border-top: 1px solid var(--line);
}

.page-contact .cx-base__inner {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-contact .cx-base h2 {
  font-size: clamp(24px, 3.2vw, 34px);
}

.page-contact .cx-base__left p {
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cement);
}

.page-contact .cx-base__list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact .cx-base__row {
  display: grid;
  gap: 3px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-contact .cx-base__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .cx-base__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-contact .cx-prep__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .cx-base__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
  }
}

@media (min-width: 900px) {
  .page-contact .cx-hero__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }

  .page-contact .cx-split {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .cx-rail {
    position: sticky;
    top: 96px;
  }

  .page-contact .cx-channels__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .cx-coop__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-contact .cx-base__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }

  .page-contact .cx-chan__row {
    grid-template-columns: 120px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 1080px) {
  .page-contact .cx-prep__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-contact .cx-flow .cx-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: clamp(14px, 2vw, 24px);
  }

  .page-contact .cx-step {
    border-left: 0;
    border-top: 2px solid var(--line);
    padding: clamp(20px, 2.4vw, 28px) 0 0;
  }

  .page-contact .cx-step::before {
    left: 0;
    top: -7px;
  }

  .page-contact .cx-step:last-child {
    border-top-color: var(--line);
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-contact .cx-step__more {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 240ms ease, opacity 240ms ease, margin-top 240ms ease;
    margin-top: 0;
  }

  .page-contact .cx-step:hover .cx-step__more,
  .page-contact .cx-step:focus-within .cx-step__more {
    max-height: 6em;
    opacity: 1;
    margin-top: 0.5em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cx-type,
  .page-contact .cx-prep__item,
  .page-contact .cx-step__more,
  .page-contact .cx-rail__toc .toc__link {
    transition: none !important;
  }

  .page-contact .cx-type:hover {
    transform: none;
  }
}