/* ============================================================
   咨询通道 /contact —— page-contact
   ============================================================ */
.page-contact {
  --ch-gap: clamp(.9rem, 2vw, 1.4rem);
  --ch-pad: clamp(1.1rem, 2.4vw, 1.75rem);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3.5vw, 2.25rem) 0 clamp(2rem, 5vw, 3.25rem);
  background:
    radial-gradient(130% 120% at 12% -10%, rgba(47, 243, 208, .16), transparent 58%),
    radial-gradient(90% 90% at 92% 6%, rgba(255, 138, 61, .13), transparent 60%),
    linear-gradient(165deg, var(--pitch-950) 0%, var(--pitch-900) 72%);
  border-bottom: var(--stroke) solid var(--line);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .14;
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .crumb a {
  color: var(--cyan-400);
}

.page-contact .contact-hero__label {
  margin: clamp(1rem, 2.5vw, 1.5rem) 0 0;
  color: var(--cyan-400);
}

.page-contact .contact-hero__title {
  margin: .6rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 3.75rem);
  line-height: 1.04;
  letter-spacing: -.03em;
  color: var(--chalk-50);
}

.page-contact .contact-hero__lead {
  max-width: 64ch;
  margin: 1rem 0 0;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  line-height: 1.8;
  color: var(--mist-300);
}

/* ---------- 渠道面板 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ch-gap);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-contact .channel {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  padding: var(--ch-pad);
  background: var(--pitch-800);
  border: var(--stroke) solid var(--line);
  box-shadow: var(--hard-shadow-sm);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  border-color: var(--cyan-400);
  box-shadow: var(--hard-shadow);
}

.page-contact .channel--lead {
  background: linear-gradient(155deg, var(--pitch-700) 0%, var(--pitch-800) 68%);
  border-color: var(--cyan-400);
  box-shadow: var(--hard-shadow);
}

.page-contact .channel--lead:hover {
  border-color: var(--amber-500);
}

.page-contact .channel__no {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin: 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--yellow-300);
}

.page-contact .channel__no::after {
  content: "";
  flex: 1;
  min-width: 1.5rem;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}

.page-contact .channel__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  letter-spacing: -.01em;
  color: var(--chalk-50);
}

.page-contact .channel__value {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(.95rem, 1.6vw, 1.15rem);
  line-height: 1.5;
  color: var(--cyan-400);
  overflow-wrap: anywhere;
}

.page-contact .channel__desc {
  margin: 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-contact .channel__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: auto 0 0;
  padding: .9rem 0 0;
  list-style: none;
  border-top: 2px dashed var(--line);
}

.page-contact .channel__tag {
  padding: .25rem .55rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--mist-300);
  border: 1px solid var(--line);
  opacity: .6;
  transition: opacity .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-contact .channel:hover .channel__tag,
.page-contact .channel:focus-within .channel__tag {
  opacity: 1;
  color: var(--chalk-50);
  border-color: var(--cyan-400);
}

@media (min-width: 960px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.15fr 1fr;
    grid-template-rows: auto auto;
  }

  .page-contact .channel--lead {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }

  .page-contact .channel--mail {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  .page-contact .channel--phone {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }
}

/* ---------- 问题分流 ---------- */
.page-contact .triage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--ch-gap);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-contact .triage__list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-contact .triage__tab {
  display: block;
  width: 100%;
  padding: .7rem .9rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .05em;
  text-align: left;
  color: var(--mist-300);
  background: var(--pitch-900);
  border: var(--stroke) solid var(--line);
  cursor: pointer;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-contact .triage__tab:hover {
  color: var(--chalk-50);
  border-color: var(--cyan-400);
}

.page-contact .triage__tab[aria-selected="true"] {
  color: var(--chalk-50);
  background: var(--pitch-700);
  border-color: var(--cyan-400);
  box-shadow: var(--hard-shadow-sm);
}

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

.page-contact .triage__panel {
  padding: var(--ch-pad);
  background: linear-gradient(180deg, var(--pitch-800) 0%, var(--pitch-900) 100%);
  border: var(--stroke) solid var(--line);
  border-left: 6px solid var(--amber-500);
  box-shadow: var(--hard-shadow-sm);
}

.page-contact .triage__panel[hidden] {
  display: none;
}

.page-contact .triage__text {
  margin: .75rem 0 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--chalk-50);
}

.page-contact .triage__hint {
  margin: 1rem 0 0;
  padding-top: .9rem;
  border-top: 2px dashed var(--line);
  font-size: .9rem;
  line-height: 1.7;
  color: var(--mist-300);
}

.page-contact .triage__hint a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 900px) {
  .page-contact .triage {
    grid-template-columns: minmax(0, 240px) minmax(0, 1fr);
    gap: clamp(1.25rem, 3vw, 2.5rem);
  }

  .page-contact .triage__list {
    flex-direction: column;
    flex-wrap: nowrap;
  }
}

/* ---------- 提交要点 ---------- */
.page-contact .feedback-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 1.75rem);
  margin: clamp(1.5rem, 3.5vw, 2.5rem) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .step {
  padding-top: 1rem;
  border-top: var(--stroke) solid var(--line);
}

.page-contact .step__no {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.8rem, 4.5vw, 2.6rem);
  line-height: 1;
  color: var(--yellow-300);
}

.page-contact .step__title {
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: -.01em;
  color: var(--chalk-50);
}

.page-contact .step__text {
  margin: .5rem 0 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--mist-300);
}

@media (min-width: 800px) {
  .page-contact .feedback-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------- 合作共建 ---------- */
.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-contact .coop {
  padding: .9rem 0 .9rem 1.1rem;
  border-left: 6px solid var(--line);
  transition: border-color .25s var(--ease);
}

.page-contact .coop + .coop {
  margin-top: 1.25rem;
}

.page-contact .coop:hover {
  border-left-color: var(--cyan-400);
}

.page-contact .coop__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: -.01em;
  color: var(--chalk-50);
}

.page-contact .coop__text {
  margin: .45rem 0 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-contact .coop-brief {
  align-self: start;
  padding: var(--ch-pad);
  background: var(--pitch-800);
  border: var(--stroke) solid var(--line);
  box-shadow: var(--hard-shadow-sm);
}

.page-contact .coop-brief__list {
  display: grid;
  gap: .6rem;
  margin: .85rem 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-brief__list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--chalk-50);
}

.page-contact .coop-brief__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 8px;
  height: 8px;
  background: var(--cyan-400);
  transform: rotate(45deg);
}

@media (min-width: 900px) {
  .page-contact .coop-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
}

/* ---------- 地址与来访 ---------- */
.page-contact .visit {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.2rem, 3vw, 2rem);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-contact .visit__fig {
  margin: 0;
  background: var(--pitch-800);
  border: var(--stroke) solid var(--line);
  box-shadow: var(--hard-shadow-sm);
}

.page-contact .visit__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-contact .visit__cap {
  padding: .7rem .9rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--mist-300);
  border-top: 2px dashed var(--line);
}

.page-contact .visit__addr {
  margin: 0;
  padding: .95rem 1.1rem;
  font-family: var(--font-mono);
  font-size: clamp(.92rem, 1.5vw, 1.05rem);
  line-height: 1.65;
  color: var(--chalk-50);
  background: var(--pitch-800);
  border-left: 6px solid var(--amber-500);
}

.page-contact .visit__text {
  margin: 1rem 0 0;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--mist-300);
}

.page-contact .visit__text a {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 900px) {
  .page-contact .visit {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 收束 ---------- */
.page-contact .contact-final__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.page-contact .contact-final__title {
  margin: .55rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 3vw, 1.9rem);
  letter-spacing: -.02em;
  color: var(--chalk-50);
}

.page-contact .contact-final__text {
  max-width: 62ch;
  margin: .7rem 0 0;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--mist-300);
}

.page-contact .contact-final .btn {
  flex: none;
  white-space: nowrap;
}

@media (min-width: 780px) {
  .page-contact .contact-final__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }
}
<<<END>>>