.page-contact {
  --c-line: rgba(201, 210, 207, 0.16);
  --c-line-2: rgba(201, 210, 207, 0.36);
  --c-dark-2: #0A1518;
  --c-light-line: rgba(7, 10, 12, 0.16);
  background: var(--ink);
  color: var(--mist);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  position: relative;
  padding: clamp(92px, 15vw, 148px) 0 clamp(44px, 7vw, 72px);
  background-color: var(--ink);
  background-image:
    linear-gradient(180deg, rgba(7, 10, 12, 0.72) 0%, rgba(7, 10, 12, 0.96) 68%, #070A0C 100%),
    repeating-linear-gradient(0deg, transparent 0 63px, var(--grid) 63px 64px),
    repeating-linear-gradient(90deg, transparent 0 63px, var(--grid) 63px 64px);
}
.page-contact .c-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(46%, 520px);
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--home) 55%, var(--home-glow));
}
.page-contact .c-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  margin-top: clamp(28px, 5vw, 44px);
}
.page-contact .c-hero__lead .eyebrow {
  margin: 0 0 12px;
}
.page-contact .c-hero__lead h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 8vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  margin: 0 0 18px;
  color: var(--mist);
}
.page-contact .c-lede {
  max-width: 62ch;
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.8;
  color: var(--mist-86);
  margin: 0;
}
.page-contact .c-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 4vw, 32px);
}

/* 状态卡 */
.page-contact .c-status-card {
  border: 1px solid var(--c-line);
  border-left: 2px solid var(--home);
  background: rgba(11, 31, 28, 0.72);
  padding: clamp(18px, 3.4vw, 28px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.35);
}
.page-contact .c-status-card__top {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}
.page-contact .c-status-card__hours {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist-72);
}
.page-contact .c-status-card__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 6px;
}
.page-contact .c-status-card__phone {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(24px, 4.6vw, 34px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--mist);
  margin: 0;
  word-break: break-all;
}
.page-contact .c-status-card__list {
  list-style: none;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--c-line);
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-72);
}
.page-contact .c-status-card__list li {
  position: relative;
  padding-left: 16px;
}
.page-contact .c-status-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 通用区块 ---------- */
.page-contact .c-sec {
  padding: clamp(54px, 9vw, 104px) 0;
  border-top: 1px solid var(--c-line);
}
.page-contact .c-sec--pine {
  background: linear-gradient(180deg, #0B1F1C 0%, #08171A 100%);
}
.page-contact .c-sec--light {
  background: var(--mist);
  color: var(--ink);
  border-top-color: var(--c-light-line);
}
.page-contact .c-head {
  max-width: 66ch;
  margin-bottom: clamp(26px, 5vw, 44px);
}
.page-contact .c-head .eyebrow {
  margin: 0 0 10px;
}
.page-contact .c-h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 5vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
}
.page-contact .c-sub {
  margin: 0;
  font-size: clamp(15px, 1.8vw, 16px);
  line-height: 1.8;
  color: var(--mist-72);
}
.page-contact .c-sec--light .c-sub {
  color: #43524F;
}
.page-contact .c-sec--light .eyebrow {
  color: #7A4634;
}
.page-contact .c-sec--light a {
  color: var(--away-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-contact .c-sec--pine a,
.page-contact .c-sec a {
  color: var(--cyan);
  text-decoration: none;
}
.page-contact .c-sec--pine a:hover,
.page-contact .c-sec a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 渠道区 ---------- */
.page-contact .c-chan {
  display: grid;
  gap: clamp(20px, 3.5vw, 32px);
}
.page-contact .c-chan__list {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .c-chan__item {
  background: var(--c-dark-2);
  padding: clamp(18px, 3vw, 24px);
  transition: background var(--speed) var(--ease);
}
.page-contact .c-chan__item:hover {
  background: #0D1C20;
}
.page-contact .c-chan__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--home);
  margin: 0 0 8px;
}
.page-contact .c-chan__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.6vw, 23px);
  letter-spacing: 0.01em;
  margin: 0 0 8px;
  color: var(--mist);
}
.page-contact .c-chan__text {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist-72);
}
.page-contact .c-chan__meta {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--gray);
}

.page-contact .c-chan__side {
  border: 1px solid var(--c-line);
  background:
    linear-gradient(160deg, rgba(28, 63, 122, 0.24) 0%, rgba(11, 31, 28, 0.9) 52%);
  padding: clamp(20px, 3.6vw, 30px);
}
.page-contact .c-side__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray);
  margin: 0 0 10px;
}
.page-contact .c-mail {
  font-family: var(--font-mono);
  font-size: clamp(15px, 3.6vw, 22px);
  line-height: 1.35;
  font-weight: 700;
  word-break: break-all;
  color: var(--cyan);
  margin: 0 0 14px;
}
.page-contact .c-side__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-contact .c-side__teams {
  list-style: none;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--c-line);
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist-72);
}
.page-contact .c-side__teams li span {
  display: inline-block;
  min-width: 74px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--home-glow);
}
.page-contact .c-side__foot {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist-72);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .c-prep {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}
.page-contact .c-prep__frame {
  border: 1px solid var(--c-light-line);
  background: #0B1F1C;
}
.page-contact .c-prep__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .c-prep__cap {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: #5A6A66;
}
.page-contact .c-prep__body .eyebrow {
  margin: 0 0 10px;
}
.page-contact .c-prep__list {
  list-style: none;
  margin: clamp(22px, 4vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}
.page-contact .c-prep__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--c-light-line);
}
.page-contact .c-prep__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-contact .c-prep__no {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--home);
  padding-top: 3px;
}
.page-contact .c-prep__list h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 20px);
  color: var(--ink);
}
.page-contact .c-prep__list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #45534F;
}

/* ---------- 纠错流程 ---------- */
.page-contact .c-flow {
  display: grid;
  gap: clamp(20px, 3.5vw, 30px);
}
.page-contact .c-flow__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .c-flow__steps li {
  background: var(--c-dark-2);
  padding: clamp(16px, 3vw, 22px);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
}
.page-contact .c-flow__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--home);
  padding-top: 4px;
  white-space: nowrap;
}
.page-contact .c-flow__steps h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 20px);
  color: var(--mist);
}
.page-contact .c-flow__steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-contact .c-flow__note {
  border-left: 2px solid var(--away);
  background: rgba(28, 63, 122, 0.22);
  padding: clamp(18px, 3vw, 24px);
}
.page-contact .c-flow__note-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin: 0 0 10px;
}
.page-contact .c-flow__note p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-86);
}
.page-contact .c-flow__note-link {
  margin-top: 14px !important;
  font-size: 13.5px;
}

/* ---------- 复盘与周期 ---------- */
.page-contact .c-rev {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}
.page-contact .c-rev__hint {
  margin: 16px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: #45534F;
}
.page-contact .c-rev__right {
  display: grid;
  gap: 16px;
}
.page-contact .c-rev__block {
  border: 1px solid var(--c-light-line);
  background: #FFFFFF;
  padding: clamp(18px, 3vw, 26px);
}
.page-contact .c-rev__block--alt {
  background: #E9EFEE;
}
.page-contact .c-rev__block-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--home);
  margin: 0 0 16px;
}
.page-contact .c-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-contact .c-track li {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  padding-left: 20px;
}
.page-contact .c-track li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #0E8A7A;
}
.page-contact .c-track li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  bottom: -10px;
  width: 1px;
  background: rgba(14, 138, 122, 0.35);
}
.page-contact .c-track li:last-child::after {
  display: none;
}
.page-contact .c-track__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #0E8A7A;
  padding-top: 2px;
}
.page-contact .c-track strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}
.page-contact .c-track em {
  display: block;
  font-style: normal;
  font-size: 13.5px;
  line-height: 1.65;
  color: #5A6A66;
  margin-top: 2px;
}
.page-contact .c-cycles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: #45534F;
}
.page-contact .c-cycles li {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--c-light-line);
}
.page-contact .c-cycles li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-contact .c-cycles span {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--away-deep);
  padding-top: 2px;
}
.page-contact .c-rev__foot {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: #5A6A66;
}

/* ---------- 合作 ---------- */
.page-contact .c-partners {
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
.page-contact .c-partner {
  background: rgba(10, 21, 24, 0.86);
  padding: clamp(18px, 3vw, 26px);
}
.page-contact .c-partner h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 21px);
  color: var(--mist);
}
.page-contact .c-partner p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-contact .c-partner__meta {
  margin-top: 12px !important;
  font-family: var(--font-mono);
  font-size: 12px !important;
  letter-spacing: 0.08em;
  color: var(--home-glow) !important;
}
.page-contact .c-partners__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--gray);
}

/* ---------- 办公地址 ---------- */
.page-contact .c-addr {
  display: grid;
  gap: clamp(26px, 4vw, 40px);
}
.page-contact .c-addr__dl {
  margin: clamp(22px, 4vw, 30px) 0 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-light-line);
}
.page-contact .c-addr__dl > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--c-light-line);
}
.page-contact .c-addr__dl dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #5A6A66;
  padding-top: 3px;
}
.page-contact .c-addr__dl dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
  word-break: break-word;
}
.page-contact .c-addr__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--c-light-line);
  background: #0B1F1C;
  overflow: hidden;
}
.page-contact .c-addr__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-contact .c-addr__tip {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 10px 12px;
  background: rgba(7, 10, 12, 0.9);
  border-left: 2px solid var(--cyan);
  color: var(--mist);
  font-size: 12.5px;
  line-height: 1.6;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--speed) var(--ease), transform var(--speed) var(--ease);
}
.page-contact .c-addr__media:hover .c-addr__tip,
.page-contact .c-addr__media:focus-within .c-addr__tip,
.page-contact .c-addr__media:focus .c-addr__tip {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 表单 ---------- */
.page-contact .c-form {
  border: 1px solid var(--c-line);
  background: rgba(10, 21, 24, 0.82);
  padding: clamp(18px, 3.6vw, 34px);
  display: grid;
  gap: clamp(18px, 3vw, 24px);
}
.page-contact .c-form__group {
  margin: 0;
  padding: 0;
  border: 0;
}
.page-contact .c-form__group legend {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gray);
  padding: 0 0 12px;
}
.page-contact .c-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-contact .c-chip {
  position: relative;
  display: inline-flex;
}
.page-contact .c-chip input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.page-contact .c-chip span {
  display: inline-block;
  padding: 9px 14px;
  border: 1px solid var(--c-line-2);
  font-size: 13.5px;
  line-height: 1.2;
  color: var(--mist-72);
  cursor: pointer;
  transition: border-color var(--speed) var(--ease), color var(--speed) var(--ease),
    background var(--speed) var(--ease);
}
.page-contact .c-chip span:hover {
  border-color: var(--mist);
  color: var(--mist);
}
.page-contact .c-chip input:checked + span {
  border-color: var(--home);
  background: rgba(255, 77, 46, 0.16);
  color: var(--mist);
}
.page-contact .c-chip input:focus-visible + span {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}
.page-contact .c-form__grid {
  display: grid;
  gap: 16px;
}
.page-contact .c-field {
  display: grid;
  gap: 8px;
}
.page-contact .c-field label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist-72);
}
.page-contact .c-field input,
.page-contact .c-field textarea {
  width: 100%;
  box-sizing: border-box;
  background: rgba(7, 10, 12, 0.72);
  border: 1px solid var(--c-line-2);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 14.5px;
  line-height: 1.6;
  padding: 11px 13px;
  border-radius: 0;
  transition: border-color var(--speed) var(--ease), background var(--speed) var(--ease);
}
.page-contact .c-field textarea {
  resize: vertical;
  min-height: 110px;
}
.page-contact .c-field input::placeholder,
.page-contact .c-field textarea::placeholder {
  color: #6C7B77;
}
.page-contact .c-field input:focus,
.page-contact .c-field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  background: rgba(7, 10, 12, 0.92);
}
.page-contact .c-form__foot {
  display: grid;
  gap: 14px;
  padding-top: 6px;
  border-top: 1px solid var(--c-line);
}
.page-contact .c-form__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist-72);
}
.page-contact .c-copy {
  margin-top: 12px;
  align-self: start;
}
.page-contact .c-form__foot .c-copy {
  margin-top: 14px;
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .c-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .c-field--full {
    grid-column: 1 / -1;
  }
  .page-contact .c-form__foot {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 20px;
  }
  .page-contact .c-form__foot .c-copy {
    margin-top: 0;
  }
  .page-contact .c-partners {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-contact .c-rev__right {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .c-addr__dl > div {
    grid-template-columns: 104px 1fr;
  }
}

@media (min-width: 960px) {
  .page-contact .c-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }
  .page-contact .c-chan {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
  .page-contact .c-chan__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-contact .c-prep {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
  .page-contact .c-prep__media {
    position: sticky;
    top: 96px;
  }
  .page-contact .c-flow {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: start;
  }
  .page-contact .c-rev {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-contact .c-addr {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .c-addr__tip,
  .page-contact .c-chan__item,
  .page-contact .c-chip span,
  .page-contact .c-field input,
  .page-contact .c-field textarea {
    transition: none;
    transform: none;
  }
}