.page-contact {
  --pc-space: clamp(44px, 7vw, 92px);
  --pc-gap: clamp(18px, 3vw, 34px);
  --pc-card-bg: #0D1726;
  padding-bottom: var(--pc-space);
  overflow-wrap: break-word;
}

.page-contact .breadcrumbs {
  padding-top: clamp(14px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(22px, 4vw, 48px) 0 clamp(36px, 6vw, 74px);
  isolation: isolate;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -70px;
  right: -14%;
  width: min(760px, 82vw);
  height: clamp(320px, 42vw, 460px);
  background:
    linear-gradient(160deg, rgba(255, 122, 46, 0.16), rgba(46, 242, 200, 0.06) 58%, transparent 82%);
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 78%);
  pointer-events: none;
}

.page-contact .contact-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 46px);
}

.page-contact .contact-hero__lead h1 {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.2vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--white);
}

.page-contact .contact-hero__intro {
  max-width: 34em;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}

.page-contact .contact-hero__facts {
  display: grid;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 32px);
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__fact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: linear-gradient(90deg, rgba(13, 23, 38, 0.94), rgba(13, 23, 38, 0.55));
}

.page-contact .contact-hero__fact-key {
  flex: 0 0 auto;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .contact-hero__fact-value {
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 46, 0.4);
  padding-bottom: 1px;
}

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

.page-contact .contact-hero__aside {
  display: grid;
}

.page-contact .contact-hero__media {
  margin: 0;
  border-radius: var(--radius);
}

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

.page-contact .contact-hero__card {
  position: relative;
  margin: -38px clamp(6px, 2vw, 18px) 0;
  padding: clamp(18px, 3vw, 24px);
  border-radius: var(--radius);
  border: 1px solid var(--cyan-line);
  box-shadow: var(--shadow);
}

.page-contact .contact-hero__card-title {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-contact .contact-hero__card-list {
  display: grid;
  gap: 2px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-contact .contact-hero__card-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(30, 50, 72, 0.8);
}

.page-contact .contact-hero__card-item:last-child {
  border-bottom: 0;
}

.page-contact .contact-hero__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-contact .contact-hero__dot--orange {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 122, 46, 0.16);
}

.page-contact .contact-hero__dot--cyan {
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(46, 242, 200, 0.16);
}

.page-contact .contact-hero__dot--violet {
  background: var(--violet);
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.16);
}

.page-contact .contact-hero__card-label {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 14px;
  color: var(--white);
}

.page-contact .contact-hero__card-time {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--muted);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .contact-hero__note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 通用区块头 ---------- */
.page-contact .contact-types,
.page-contact .contact-channels,
.page-contact .contact-cadence,
.page-contact .contact-flow,
.page-contact .contact-prep,
.page-contact .contact-legal {
  padding: clamp(34px, 5.5vw, 72px) 0;
  border-top: 1px solid rgba(30, 50, 72, 0.6);
}

.page-contact .contact-block__head {
  max-width: 46em;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-contact .contact-block__head h2 {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 800;
  color: var(--white);
}

.page-contact .contact-block__head p:not(.eyebrow) {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 咨询类型切换 ---------- */
.page-contact .consult {
  position: relative;
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .consult__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-contact .consult__tabs {
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-contact .consult__tab {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num name"
    "num hint";
  gap: 2px 12px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(13, 23, 38, 0.7);
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.page-contact .consult__tab:hover {
  border-color: rgba(46, 242, 200, 0.4);
}

.page-contact .consult__tab-num {
  grid-area: num;
  align-self: center;
  font-size: 15px;
  color: var(--muted);
  transition: color 180ms ease;
}

.page-contact .consult__tab-name {
  grid-area: name;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .consult__tab-hint {
  grid-area: hint;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

.page-contact .consult__panels {
  min-width: 0;
}

.page-contact .consult__panel {
  display: none;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(13, 23, 38, 0.98), rgba(6, 11, 20, 0.92));
  box-shadow: var(--shadow);
  animation: pc-fade 180ms ease both;
}

@keyframes pc-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-contact .consult__panel h3 {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.4vw, 23px);
  line-height: 1.3;
  color: var(--white);
}

.page-contact .consult__panel-lead {
  margin: 0 0 18px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .consult__panel--orange .consult__panel-lead { border-left-color: var(--orange); }
.page-contact .consult__panel--cyan .consult__panel-lead { border-left-color: var(--cyan); }
.page-contact .consult__panel--violet .consult__panel-lead { border-left-color: var(--violet); }

.page-contact .consult__list {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
}

.page-contact .consult__row {
  display: grid;
  gap: 4px;
  padding: 12px 0;
  border-top: 1px dashed rgba(30, 50, 72, 0.9);
}

.page-contact .consult__row dt {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .consult__panel--orange .consult__row dt { color: var(--orange); }
.page-contact .consult__panel--violet .consult__row dt { color: var(--violet); }

.page-contact .consult__row dd {
  margin: 0;
  color: var(--white);
  font-size: 14px;
  line-height: 1.75;
}

.page-contact .consult__cta {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid var(--orange);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: var(--orange);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.page-contact .consult__cta:hover,
.page-contact .consult__cta:focus-visible {
  background: var(--orange);
  color: #100804;
}

.page-contact #ctype-coop:checked ~ .consult__tabs [for="ctype-coop"],
.page-contact #ctype-fix:checked ~ .consult__tabs [for="ctype-fix"],
.page-contact #ctype-data:checked ~ .consult__tabs [for="ctype-data"],
.page-contact #ctype-media:checked ~ .consult__tabs [for="ctype-media"],
.page-contact #ctype-reader:checked ~ .consult__tabs [for="ctype-reader"] {
  border-color: rgba(255, 122, 46, 0.6);
  background: linear-gradient(100deg, rgba(255, 122, 46, 0.14), rgba(13, 23, 38, 0.9));
  transform: translateX(2px);
}

.page-contact #ctype-coop:checked ~ .consult__tabs [for="ctype-coop"] .consult__tab-num,
.page-contact #ctype-fix:checked ~ .consult__tabs [for="ctype-fix"] .consult__tab-num,
.page-contact #ctype-data:checked ~ .consult__tabs [for="ctype-data"] .consult__tab-num,
.page-contact #ctype-media:checked ~ .consult__tabs [for="ctype-media"] .consult__tab-num,
.page-contact #ctype-reader:checked ~ .consult__tabs [for="ctype-reader"] .consult__tab-num {
  color: var(--orange);
}

.page-contact .consult__radio:focus-visible + .consult__radio + .consult__radio + .consult__radio + .consult__radio ~ .consult__tabs .consult__tab {
  outline: none;
}

.page-contact .consult__tab:focus-within,
.page-contact #ctype-coop:focus-visible ~ .consult__tabs [for="ctype-coop"],
.page-contact #ctype-fix:focus-visible ~ .consult__tabs [for="ctype-fix"],
.page-contact #ctype-data:focus-visible ~ .consult__tabs [for="ctype-data"],
.page-contact #ctype-media:focus-visible ~ .consult__tabs [for="ctype-media"],
.page-contact #ctype-reader:focus-visible ~ .consult__tabs [for="ctype-reader"] {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-contact #ctype-coop:checked ~ .consult__panels #panel-coop,
.page-contact #ctype-fix:checked ~ .consult__panels #panel-fix,
.page-contact #ctype-data:checked ~ .consult__panels #panel-data,
.page-contact #ctype-media:checked ~ .consult__panels #panel-media,
.page-contact #ctype-reader:checked ~ .consult__panels #panel-reader {
  display: block;
}

/* ---------- 联系方式 ---------- */
.page-contact .contact-channels__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .channel-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(30, 50, 72, 0.9);
}

.page-contact .channel-list__item {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(30, 50, 72, 0.9);
}

.page-contact .channel-list__key {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-contact .channel-list__value {
  font-size: clamp(16px, 2.2vw, 20px);
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
  word-break: break-all;
}

.page-contact a.channel-list__value:hover,
.page-contact a.channel-list__value:focus-visible {
  color: var(--orange);
}

.page-contact .channel-list__note {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

.page-contact .contact-channels__draft {
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid rgba(255, 122, 46, 0.28);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(255, 122, 46, 0.09), rgba(13, 23, 38, 0.96) 62%);
  box-shadow: var(--shadow);
}

.page-contact .contact-channels__draft-title {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .contact-channels__template {
  margin: 0 0 18px;
  padding: 16px;
  overflow-x: auto;
  border-left: 2px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(6, 11, 20, 0.86);
  color: #C9D6E6;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  white-space: pre-wrap;
}

.page-contact .contact-channels__draft-btn {
  width: 100%;
  text-align: center;
}

/* ---------- 回复节奏 ---------- */
.page-contact .cadence-grid {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .cadence-grid__item {
  display: grid;
  gap: 6px;
  padding: clamp(18px, 3vw, 26px);
  background: var(--pc-card-bg);
}

.page-contact .cadence-grid__num {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-contact .cadence-grid__item:nth-child(2) .cadence-grid__num { color: var(--white); }
.page-contact .cadence-grid__item:nth-child(3) .cadence-grid__num { color: var(--orange); }
.page-contact .cadence-grid__item:nth-child(4) .cadence-grid__num { color: var(--violet); }

.page-contact .cadence-grid__label {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .cadence-grid__text {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 合作流程 ---------- */
.page-contact .contact-flow__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .contact-flow__media {
  margin: 0;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

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

.page-contact .flow {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-contact .flow__step {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  padding: 0 0 22px;
}

.page-contact .flow__step:last-child {
  padding-bottom: 0;
}

.page-contact .flow__step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 36px;
  bottom: 2px;
  width: 1px;
  background: linear-gradient(180deg, rgba(255, 122, 46, 0.55), rgba(30, 50, 72, 0.5));
}

.page-contact .flow__step:last-child::before {
  display: none;
}

.page-contact .flow__num {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 122, 46, 0.55);
  background: rgba(255, 122, 46, 0.1);
  color: var(--orange);
  font-size: 13px;
  font-weight: 700;
}

.page-contact .flow__content h3 {
  margin: 6px 0 6px;
  font-size: 17px;
  color: var(--white);
}

.page-contact .flow__content p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 来信准备 ---------- */
.page-contact .prep-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .prep-list__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid rgba(30, 50, 72, 0.85);
}

.page-contact .prep-list__item:last-child {
  border-bottom: 1px solid rgba(30, 50, 72, 0.85);
}

.page-contact .prep-list__index {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: rgba(46, 242, 200, 0.1);
  color: var(--cyan);
  font-size: 13px;
  font-weight: 700;
}

.page-contact .prep-list__item h3 {
  margin: 4px 0 5px;
  font-size: 16px;
  color: var(--white);
}

.page-contact .prep-list__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 服务范围与备案 ---------- */
.page-contact .contact-legal__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .contact-legal__info h2 {
  margin: 8px 0 16px;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
  color: var(--white);
}

.page-contact .contact-legal__list {
  display: grid;
  gap: 0;
  margin: 0;
}

.page-contact .contact-legal__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 12px 0;
  border-top: 1px solid rgba(30, 50, 72, 0.85);
}

.page-contact .contact-legal__row dt {
  font-size: 13px;
  color: var(--muted);
}

.page-contact .contact-legal__row dd {
  margin: 0;
  font-size: 14px;
  color: var(--white);
}

.page-contact .contact-legal__links {
  padding: clamp(18px, 3vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(13, 23, 38, 0.72);
}

.page-contact .contact-legal__links-title {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
}

.page-contact .contact-legal__link-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .contact-legal__link {
  display: block;
  padding: 9px 0 9px 16px;
  position: relative;
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 50, 72, 0.6);
  transition: color 180ms ease, padding-left 180ms ease;
}

.page-contact .contact-legal__link::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

.page-contact .contact-legal__link:hover,
.page-contact .contact-legal__link:focus-visible {
  color: var(--white);
  padding-left: 20px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .cadence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .prep-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 36px);
  }

  .page-contact .prep-list__item:nth-child(2) {
    border-top: 1px solid rgba(30, 50, 72, 0.85);
  }
}

@media (min-width: 940px) {
  .page-contact .contact-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .contact-channels__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
  }

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

  .page-contact .contact-flow__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }

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

  .page-contact .contact-legal__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-contact .consult {
    grid-template-columns: minmax(236px, 300px) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-contact .cadence-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .consult__panel {
    animation: none;
  }

  .page-contact .consult__tab,
  .page-contact .consult__cta,
  .page-contact .contact-legal__link {
    transition: none;
  }
}