.page-contact {
  --contact-radius: 14px;
  background: var(--paper);
}

/* ========== 首屏左右分屏 ========== */
.page-contact .contact-hero {
  display: grid;
  grid-template-columns: 1fr;
}

.page-contact .contact-hero__brand {
  position: relative;
  overflow: hidden;
  background-color: var(--deep-blue);
  background-image:
    linear-gradient(135deg, transparent 0%, transparent 58%, rgba(242, 201, 76, 0.10) 58%, rgba(242, 201, 76, 0.10) 64%, transparent 64%),
    linear-gradient(45deg, transparent 0%, transparent 72%, rgba(51, 184, 107, 0.16) 72%, rgba(51, 184, 107, 0.16) 78%, transparent 78%);
}

.page-contact .contact-hero__brand::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--pitch-green), var(--pitch-green-light), var(--sun-yellow));
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin: 0 auto;
  padding: 56px 24px;
}

.page-contact .contact-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.page-contact .contact-breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.page-contact .contact-breadcrumb a:hover {
  color: var(--pitch-green-light);
}

.page-contact .contact-breadcrumb [aria-current="page"] {
  color: #fff;
  font-weight: 700;
}

.page-contact .contact-hero__meta {
  margin: 0 0 14px;
  font-family: var(--font-data);
  font-weight: 700;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pitch-green-light);
}

.page-contact .contact-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-title);
  font-weight: 900;
  letter-spacing: -0.03em;
  font-size: clamp(2.4rem, 7vw, 4.4rem);
  line-height: 1.08;
  color: #fff;
}

.page-contact .contact-hero__lead {
  margin: 0 0 16px;
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.92);
}

.page-contact .contact-hero__guide {
  margin: 0 0 28px;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.64);
}

.page-contact .contact-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
}

.page-contact .contact-inline-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid var(--pitch-green);
  border-radius: 999px;
  background: var(--pitch-green);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .contact-inline-btn:hover {
  background: var(--pitch-green-light);
  border-color: var(--pitch-green-light);
  transform: translateY(-1px);
}

.page-contact .contact-inline-link {
  display: inline-flex;
  align-items: center;
  padding: 12px 2px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  transition: color 0.2s ease, border-bottom-color 0.2s ease;
}

.page-contact .contact-inline-link:hover {
  color: #fff;
  border-bottom-color: var(--sun-yellow);
}

/* ========== 右侧通道索引 ========== */
.page-contact .contact-hero__channels {
  background: var(--paper);
}

.page-contact .contact-legend {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-contact .contact-legend__title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}

.page-contact .contact-legend__key {
  font-family: var(--font-data);
  font-style: italic;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--deep-blue);
}

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

.page-contact .contact-channel {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-channel:hover {
  border-color: var(--pitch-green-light);
  box-shadow: var(--shadow-md);
}

.page-contact .contact-channel__index {
  padding-top: 8px;
  font-family: var(--font-data);
  font-style: italic;
  font-weight: 700;
  font-size: 21px;
  line-height: 1;
  color: var(--pitch-green);
}

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

.page-contact .contact-channel .tag {
  display: inline-block;
  margin-bottom: 10px;
}

.page-contact .contact-channel__feedback-tags .tag {
  margin-bottom: 0;
}

.page-contact .contact-channel__title {
  margin: 0 0 8px;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.3;
  color: var(--deep-blue);
}

.page-contact .contact-channel__title--address {
  font-size: 17px;
  line-height: 1.4;
}

.page-contact .contact-email {
  display: inline-block;
  font-family: var(--font-data);
  font-style: italic;
  font-weight: 700;
  font-size: 18px;
  color: var(--pitch-green);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 6px;
  word-break: break-all;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

.page-contact .contact-email:hover {
  color: var(--deep-blue);
  text-decoration-color: var(--pitch-green);
}

.page-contact .contact-channel__desc {
  margin: 10px 0 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-text);
}

.page-contact .contact-channel__time {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(242, 153, 74, 0.12);
  color: #bf6b1f;
  font-size: 13px;
  font-weight: 600;
}

.page-contact .contact-channel__dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

.page-contact .contact-channel__feedback-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.page-contact .contact-channel__phone {
  margin: 8px 0 0;
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 14px;
  color: var(--indigo);
}

.page-contact .tag--indigo {
  background: var(--indigo);
  color: #fff;
}

/* ========== 处理时效与响应流程 ========== */
.page-contact .contact-response {
  padding: 56px 0;
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-response__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-contact .contact-section-meta {
  margin: 0 0 10px;
  font-family: var(--font-data);
  font-style: italic;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--pitch-green);
}

.page-contact .contact-section-meta--light {
  color: var(--pitch-green-light);
}

.page-contact .contact-response__heading {
  margin-top: 0;
}

.page-contact .contact-response__lead {
  margin: 16px 0 22px;
  max-width: 50em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted-text);
}

.page-contact .contact-flow {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-contact .contact-flow__step {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--pitch-green);
  border-radius: var(--radius-sm);
}

.page-contact .contact-flow__num {
  min-width: 34px;
  font-family: var(--font-data);
  font-style: italic;
  font-weight: 700;
  font-size: 22px;
  color: var(--deep-blue);
}

.page-contact .contact-flow__body h3 {
  margin: 0 0 4px;
  font-family: var(--font-title);
  font-size: 17px;
  font-weight: 800;
  color: var(--deep-blue);
}

.page-contact .contact-flow__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-text);
}

.page-contact .contact-details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-contact .contact-details summary {
  position: relative;
  padding: 16px 44px 16px 20px;
  list-style: none;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 15px;
  color: var(--deep-blue);
  cursor: pointer;
  transition: color 0.2s ease;
}

.page-contact .contact-details summary::-webkit-details-marker {
  display: none;
}

.page-contact .contact-details summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 20px;
  color: var(--pitch-green);
  transition: transform 0.2s ease;
}

.page-contact .contact-details[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.page-contact .contact-details summary:hover {
  color: var(--pitch-green);
}

.page-contact .contact-details__body {
  padding: 16px 20px 18px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-details__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted-text);
}

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

/* 响应流程深蓝面板 */
.page-contact .contact-response__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 4vw, 40px);
  overflow: hidden;
  background: var(--deep-blue);
  border-radius: var(--contact-radius);
}

.page-contact .contact-response__visual::before {
  content: "";
  position: absolute;
  top: -40px;
  left: -30px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(51, 184, 107, 0.20) 0%, transparent 68%);
}

.page-contact .contact-response__visual-title {
  margin: 0 0 16px;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: #fff;
}

.page-contact .contact-flow-chart {
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: #0d2c52;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
  line-height: 0;
}

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

.page-contact .contact-response__caption {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.58);
}

/* ========== 服务地址与隐私提示 ========== */
.page-contact .contact-location {
  padding: 56px 0;
  background: var(--paper);
}

.page-contact .contact-location__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-contact .contact-map-card {
  position: relative;
  overflow: hidden;
  background: var(--deep-blue);
  border-radius: var(--contact-radius);
  box-shadow: var(--shadow-md);
}

.page-contact .contact-map-card img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 220px;
  object-fit: cover;
}

.page-contact .contact-map-card__label {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: rgba(10, 31, 68, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  color: #fff;
  backdrop-filter: blur(4px);
}

.page-contact .contact-map-card__label p {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

.page-contact .contact-location__map-note {
  margin: 12px 2px 0;
  font-size: 13px;
  color: var(--muted-text);
}

.page-contact .contact-location__privacy-card {
  padding: 28px 26px 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--contact-radius);
  box-shadow: var(--shadow-sm);
}

.page-contact .contact-location__privacy-card h2 {
  margin: 14px 0 12px;
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.25;
  color: var(--deep-blue);
}

.page-contact .contact-location__privacy-card > p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted-text);
}

.page-contact .contact-location__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-contact .contact-privacy-btn {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--deep-blue);
  border-radius: 999px;
  color: var(--deep-blue);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-contact .contact-privacy-btn:hover {
  background: var(--deep-blue);
  color: #fff;
}

.page-contact .contact-location__privacy-note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-text);
}

.page-contact .contact-location__privacy-note a {
  color: var(--pitch-green);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ========== 平板与桌面 ========== */
@media (min-width: 640px) {
  .page-contact .contact-channel {
    padding: 26px 28px;
  }

  .page-contact .contact-location__privacy-card {
    padding: 32px 34px 36px;
  }
}

@media (min-width: 920px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    min-height: 680px;
  }

  .page-contact .contact-hero__brand,
  .page-contact .contact-hero__channels {
    display: flex;
    align-items: center;
  }

  .page-contact .contact-hero__brand::after {
    left: auto;
    right: 0;
    top: 48px;
    bottom: 48px;
    width: 3px;
    height: auto;
    background: linear-gradient(180deg, var(--pitch-green), var(--pitch-green-light), var(--sun-yellow));
  }

  .page-contact .contact-hero__inner {
    padding: 72px 48px;
  }

  .page-contact .contact-legend__title {
    display: none;
  }

  .page-contact .contact-channel__title--address {
    font-size: 18px;
  }

  .page-contact .contact-response__inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
    gap: 56px;
  }

  .page-contact .contact-location__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: 56px;
  }
}

@media (min-width: 1280px) {
  .page-contact .contact-hero__inner {
    padding-left: 0;
    padding-right: 0;
  }
}