.page-contact {
  padding-block: clamp(96px, 13vw, 148px) clamp(64px, 10vw, 112px);
}

.page-contact .ct-shell {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-contact .ct-lead {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-bottom: clamp(56px, 9vw, 104px);
}

.page-contact .ct-lead__title {
  font-family: var(--font-narrow);
  font-size: clamp(42px, 9vw, 88px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  color: var(--ink);
}

.page-contact .ct-lead__intro {
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--muted);
  max-width: 60ch;
  margin: 0 0 20px;
}

.page-contact .ct-lead__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ---------- 章节骨架 ---------- */
.page-contact .section {
  margin-bottom: clamp(58px, 9vw, 108px);
}

.page-contact .section:last-of-type {
  margin-bottom: 0;
}

.page-contact .section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 18px;
  padding-bottom: 16px;
  border-bottom: var(--hairline);
  margin-bottom: clamp(26px, 4vw, 42px);
}

.page-contact .section__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .section__title {
  font-family: var(--font-narrow);
  font-size: clamp(24px, 3.2vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0;
}

.page-contact .section__note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 0 auto;
}

/* ---------- 01 通道 ---------- */
.page-contact .ct-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.page-contact .ct-tabs__bar .tabs__btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-tabs__bar .tabs__btn:hover {
  color: var(--cyan-soft);
  border-color: var(--cyan);
}

.page-contact .ct-tabs__bar .tabs__btn[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--bg);
}

.page-contact .ct-panel {
  border: 3px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: clamp(22px, 3vw, 36px);
  display: grid;
  gap: 4px 24px;
}

.page-contact .ct-panel__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  margin: 14px 0 0;
}

.page-contact .ct-panel__k:first-child {
  margin-top: 0;
}

.page-contact .ct-panel__v {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
  margin: 0;
  max-width: 68ch;
}

/* ---------- 02 联系方式卡片 ---------- */
.page-contact .ct-cards__grid {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-contact .ct-cards__side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-contact .ct-card {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3vw, 34px);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-contact .ct-card--mail {
  border-color: var(--cyan);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(53, 242, 192, 0.16) 0%, rgba(14, 32, 25, 0.92) 58%),
    var(--panel);
}

.page-contact .ct-card--tel {
  border-left: 3px solid var(--amber);
}

.page-contact .ct-card--addr {
  border-left: 3px solid var(--score);
}

.page-contact .ct-card__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 0 0 12px;
}

.page-contact .ct-card__name {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin: 0 0 10px;
}

.page-contact .ct-card__v {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.2vw, 24px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--cyan-soft);
  margin: 0 0 14px;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-contact .ct-card__d {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0 0 22px;
  max-width: 46ch;
}

.page-contact .ct-card .copy-btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-contact .ct-city {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border: 3px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--panel);
  position: relative;
}

.page-contact .ct-city img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .ct-city .media__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
  background: rgba(7, 19, 15, 0.78);
}

/* ---------- 03 最短路径 ---------- */
.page-contact .ct-path__wrap {
  display: grid;
  gap: clamp(22px, 4vw, 34px);
}

.page-contact .ct-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .ct-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 18px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-contact .ct-step:hover,
.page-contact .ct-step:focus-within {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(53, 242, 192, 0.09), rgba(14, 32, 25, 0.9) 46%);
  transform: translateX(4px);
}

.page-contact .ct-step__no {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 24px;
  line-height: 1.1;
  color: var(--cyan);
}

.page-contact .ct-step__t {
  font-family: var(--font-narrow);
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 0;
}

.page-contact .ct-step__d {
  grid-column: 2;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-path__media {
  margin: 0;
  border: 3px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  background: var(--panel);
}

.page-contact .ct-path__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-contact .ct-path__media .media__cap {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
  background: rgba(7, 19, 15, 0.78);
}

/* ---------- 04 数据反馈 ---------- */
.page-contact .ct-fix__grid {
  display: grid;
  gap: 16px;
}

.page-contact .ct-fix__item {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--flame);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 90, 43, 0.09), rgba(14, 32, 25, 0.86) 62%);
}

.page-contact .ct-fix__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--flame);
  margin-bottom: 10px;
}

.page-contact .ct-fix__t {
  font-family: var(--font-narrow);
  font-size: 19px;
  color: var(--ink);
  margin: 0 0 8px;
}

.page-contact .ct-fix__d {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-fix__tip {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding: 18px 22px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(14, 32, 25, 0.6);
}

.page-contact .ct-fix__tip-k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-contact .ct-fix__tip-v {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  margin: 0;
  flex: 1 1 260px;
}

/* ---------- 05 商务合作 ---------- */
.page-contact .ct-biz__panel {
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.page-contact .ct-biz__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-contact .ct-biz__row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 18px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.page-contact .ct-biz__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .ct-biz__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  grid-row: 1 / span 2;
}

.page-contact .ct-biz__t {
  font-family: var(--font-narrow);
  font-size: 20px;
  color: var(--ink);
  margin: 2px 0 0;
}

.page-contact .ct-biz__d {
  grid-column: 2;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 4px 0 0;
}

.page-contact .ct-biz__hint {
  margin-top: clamp(24px, 3vw, 34px);
  padding: 20px 22px;
  border-left: 3px solid var(--amber);
  background: rgba(255, 160, 107, 0.08);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-contact .ct-biz__hint-v {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 20px);
  color: var(--amber);
  margin: 10px 0 8px;
}

.page-contact .ct-biz__hint-d {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

/* ---------- 06 回复与跟进 ---------- */
.page-contact .ct-reply__grid {
  display: grid;
  gap: 16px;
}

.page-contact .ct-reply__cell {
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease);
}

.page-contact .ct-reply__cell:hover {
  border-color: var(--cyan);
}

.page-contact .ct-reply__t {
  font-family: var(--font-narrow);
  font-size: 18px;
  color: var(--ink);
  margin: 0 0 8px;
}

.page-contact .ct-reply__d {
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

.page-contact .ct-reply__foot {
  margin-top: clamp(26px, 4vw, 38px);
  padding: clamp(22px, 3vw, 30px);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(53, 242, 192, 0.11), rgba(7, 19, 15, 0.9) 62%);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 26px;
}

.page-contact .ct-reply__foot-t {
  font-family: var(--font-narrow);
  font-size: clamp(19px, 2.4vw, 24px);
  color: var(--ink);
  margin: 0;
}

.page-contact .ct-reply__foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-left: auto;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-contact .ct-lead {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: end;
  }

  .page-contact .ct-cards__grid {
    flex-direction: row;
    align-items: stretch;
    gap: 24px;
  }

  .page-contact .ct-card--mail {
    flex: 1.15;
  }

  .page-contact .ct-cards__side {
    flex: 1;
    gap: 24px;
  }

  .page-contact .ct-card--tel {
    flex: 1.1;
  }

  .page-contact .ct-card--addr {
    flex: 0.9;
  }

  .page-contact .ct-path__wrap {
    grid-template-columns: 1fr 0.86fr;
    align-items: start;
    gap: 32px;
  }

  .page-contact .ct-fix__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-contact .ct-reply__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1180px) {
  .page-contact .ct-fix__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  .page-contact .section__note {
    margin-left: 0;
    flex-basis: 100%;
  }

  .page-contact .ct-step {
    padding: 18px 16px;
  }

  .page-contact .ct-step__no {
    font-size: 20px;
  }

  .page-contact .ct-panel {
    padding: 20px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-step,
  .page-contact .ct-card,
  .page-contact .ct-reply__cell,
  .page-contact .ct-tabs__bar .tabs__btn {
    transition: none;
  }

  .page-contact .ct-step:hover,
  .page-contact .ct-step:focus-within {
    transform: none;
  }
}