.page-contact {
  --pc-gap: clamp(18px, 3vw, 32px);
  --pc-body-soft: #3E5265;
  --pc-card-bg: var(--white);
  background: var(--paper);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 4.5vw, 52px) 0 0;
  background: linear-gradient(158deg, var(--ink-950) 0%, var(--ink-900) 58%, var(--turf) 148%);
  color: var(--white);
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line-dark) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-dark) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.2) 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.2) 100%);
}

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

.page-contact .contact-hero .breadcrumbs {
  margin: 0 0 clamp(20px, 3.4vw, 34px);
  padding: 0;
}

.page-contact .contact-hero .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-contact .contact-hero .breadcrumb-item {
  color: var(--steel-soft);
}

.page-contact .contact-hero .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: rgba(185, 199, 212, 0.42);
}

.page-contact .contact-hero .breadcrumb-link {
  color: var(--green-soft);
  text-decoration: none;
  transition: color 0.24s var(--ease);
}

.page-contact .contact-hero .breadcrumb-link:hover,
.page-contact .contact-hero .breadcrumb-link:focus-visible {
  color: var(--white);
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding-bottom: clamp(28px, 4.6vw, 52px);
}

.page-contact .contact-hero__text .eyebrow {
  margin: 0 0 12px;
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  max-width: 13em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .contact-hero .lead {
  margin: 0;
  max-width: 36em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--steel-soft);
}

.page-contact .contact-hero__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--radius);
  aspect-ratio: 16 / 9;
  background: var(--ink-950);
}

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

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(7, 19, 32, 0) 42%, rgba(7, 19, 32, 0.78) 100%);
}

.page-contact .contact-strip {
  display: grid;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  border-top: 1px solid var(--line-dark);
}

.page-contact .contact-strip__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-contact .contact-strip__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-soft);
}

.page-contact .contact-strip__val {
  font-size: 15px;
  font-weight: 500;
  color: var(--white);
  overflow-wrap: anywhere;
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding: clamp(38px, 5.6vw, 82px) 0;
}

.page-contact .contact-h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3.2vw, 34px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}

.page-contact .contact-h2--light {
  color: var(--white);
}

.page-contact .contact-sub {
  margin: 0 0 clamp(20px, 3vw, 32px);
  max-width: 40em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--pc-body-soft);
}

.page-contact .contact-columns {
  display: grid;
  gap: clamp(32px, 5vw, 64px);
}

/* ---------- 渠道卡 ---------- */
.page-contact .channel-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--pc-card-bg);
  transition: border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--green);
  box-shadow: 0 0 0 1px rgba(23, 180, 90, 0.16);
}

.page-contact .channel-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 3px 8px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease);
}

.page-contact .channel-card:hover .channel-tag {
  border-color: var(--green);
  color: var(--turf);
}

.page-contact .channel-name {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--steel);
}

.page-contact .channel-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.4vw, 18px);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--ink-900);
  overflow-wrap: anywhere;
}

.page-contact .channel-desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pc-body-soft);
}

.page-contact .channel-meta {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--paper-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--turf);
}

.page-contact .channel-scale {
  height: 16px;
  margin-top: 14px;
  border-bottom: 1px solid var(--steel-soft);
  background-image: repeating-linear-gradient(90deg, var(--steel-soft) 0 1px, transparent 1px 14px);
  background-position: bottom left;
  background-size: 100% 8px;
  background-repeat: repeat-x;
}

/* ---------- 分流列表 ---------- */
.page-contact .triage-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: triage;
  border-top: 1px solid var(--paper-line);
}

.page-contact .triage-item {
  counter-increment: triage;
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .triage-item::before {
  content: "0" counter(triage);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-contact .triage-name {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-contact .triage-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pc-body-soft);
}

.page-contact .triage-hint {
  font-family: var(--font-mono);
  font-size: 11px !important;
  letter-spacing: 0.06em;
  color: var(--steel) !important;
}

.page-contact .triage-foot {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--green);
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-900);
}

/* ---------- 回复节奏 ---------- */
.page-contact .contact-hours {
  padding: clamp(38px, 5.6vw, 82px) 0;
  background: linear-gradient(126deg, var(--ink-900) 0%, var(--turf) 100%);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  color: var(--white);
}

.page-contact .contact-hours__inner {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
}

.page-contact .contact-hours .eyebrow {
  margin: 0 0 12px;
}

.page-contact .hours-figure {
  margin: 6px 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(44px, 10vw, 92px);
  line-height: 0.96;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-contact .hours-caption {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--line-dark-strong);
  max-width: 16em;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green-soft);
}

.page-contact .hours-body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel-soft);
}

.page-contact .hours-body p:last-child {
  margin-bottom: 0;
}

/* ---------- 合作信息 ---------- */
.page-contact .coop-grid {
  display: grid;
  gap: clamp(14px, 2.4vw, 24px);
}

.page-contact .coop-card {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--paper-line);
  border-top: 2px solid var(--green);
  border-radius: var(--radius);
  background: var(--white);
}

.page-contact .coop-index {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-contact .coop-name {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

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

.page-contact .coop-list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pc-body-soft);
}

.page-contact .coop-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 1px;
  background: var(--green);
}

/* ---------- 表单 ---------- */
.page-contact .contact-form-block {
  padding: clamp(38px, 5.6vw, 82px) 0 clamp(32px, 4.4vw, 64px);
  border-top: 1px solid var(--paper-line);
  background: linear-gradient(180deg, var(--paper) 0%, #EDF2EF 100%);
}

.page-contact .contact-form-grid {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
}

.page-contact .contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--white);
}

.page-contact .contact-form__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-contact .field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-contact .field--choice {
  margin: 0;
  padding: 0;
  border: 0;
}

.page-contact .field-label {
  padding: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-contact .field-input {
  box-sizing: border-box;
  width: 100%;
  padding: 11px 8px;
  border: 0;
  border-bottom: 1px solid var(--steel-soft);
  border-radius: 0;
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .field-input:focus {
  outline: none;
  background: var(--white);
  border-bottom-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(255, 106, 31, 0.16);
}

.page-contact .field-textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.75;
}

.page-contact .radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.page-contact .radio-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--ink-900);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-contact .radio-chip input {
  margin: 0;
  accent-color: var(--green);
}

.page-contact .radio-chip:hover {
  border-color: var(--green);
}

.page-contact .radio-chip:has(input:checked) {
  border-color: var(--green);
  background: rgba(23, 180, 90, 0.08);
}

.page-contact .contact-form__submit {
  justify-self: start;
  margin-top: 4px;
}

.page-contact .contact-form__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-contact .contact-form-figure {
  margin: 0;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
}

.page-contact .contact-form-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

.page-contact .contact-form-figure .media-cap {
  padding: 10px 12px;
  border-top: 1px solid var(--paper-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  line-height: 1.6;
  color: var(--steel);
}

.page-contact .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(26px, 4vw, 44px);
  padding-top: clamp(18px, 2.6vw, 28px);
  border-top: 1px solid var(--paper-line);
}

.page-contact .contact-links a {
  padding: 8px 14px;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--ink-900);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .contact-links a:hover,
.page-contact .contact-links a:focus-visible {
  border-color: var(--green);
  color: var(--turf);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-contact .triage-item {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 4px 20px;
    align-items: start;
    padding: 20px 0;
  }

  .page-contact .triage-item::before {
    padding-top: 3px;
  }

  .page-contact .triage-item > * {
    grid-column: 2;
  }

  .page-contact .triage-item::before {
    grid-column: 1;
    grid-row: 1 / span 3;
  }

  .page-contact .contact-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-bottom: 0;
  }

  .page-contact .contact-strip__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 18px 20px 18px 0;
    border-bottom: 0;
    border-right: 1px solid var(--line-dark);
  }

  .page-contact .contact-strip__item:last-child {
    border-right: 0;
    padding-right: 0;
  }
}

@media (min-width: 760px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-contact .contact-hours__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: end;
  }

  .page-contact .contact-form-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-contact .contact-form-figure {
    margin-top: clamp(24px, 4vw, 64px);
  }
}

@media (min-width: 960px) {
  .page-contact .contact-columns {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-card,
  .page-contact .channel-tag,
  .page-contact .field-input,
  .page-contact .radio-chip,
  .page-contact .contact-links a {
    transition: none;
  }
}