.page-contact {
  --contact-ink: #0B1E3A;
  --contact-card-bg: #FF6A00;
  --contact-card-ink: #0B1E3A;
  --contact-cyan-line: #00D4FF;
  --contact-bg-soft: #0E2440;
  --contact-bg-mid: #132A4A;
  background: var(--bg-deep);
  color: var(--ink-main);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact .article-shell {
  max-width: var(--shell-width);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* ===== Hero 首屏 ===== */
.page-contact .contact-hero {
  position: relative;
  padding: 64px 0 104px;
  background: linear-gradient(135deg, #0B1E3A 0%, #0E2440 78%, #132A4A 100%);
  overflow: hidden;
  border-bottom: 3px solid var(--accent);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero .contact-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-dim);
  margin-bottom: 28px;
}

.page-contact .contact-hero .contact-crumb a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--ease-fast);
}

.page-contact .contact-hero .contact-crumb a:hover {
  color: var(--accent);
}

.page-contact .contact-hero .contact-crumb__sep {
  color: var(--ink-ghost);
}

.page-contact .contact-hero .contact-hero__h1-sub {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.48em;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
}

.page-contact .contact-hero__lead {
  margin-top: 28px;
  max-width: 680px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-contact .contact-hero__actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-contact .btn--primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  border: 2px solid var(--accent);
  padding: 12px 28px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background var(--ease-fast), border-color var(--ease-fast), transform var(--ease-fast);
}

.page-contact .btn--primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  transform: translateX(3px);
}

.page-contact .contact-hero .btn--ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--ink-main);
  border: 2px solid var(--line);
  padding: 12px 28px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color var(--ease-fast), color var(--ease-fast), transform var(--ease-fast);
}

.page-contact .contact-hero .btn--ghost:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateX(3px);
}

.page-contact .contact-hero__silhouette {
  position: absolute;
  right: -6%;
  bottom: 0;
  width: min(72vw, 760px);
  height: auto;
  max-height: 320px;
  object-fit: cover;
  opacity: 0.16;
  filter: grayscale(1) contrast(1.15);
  z-index: 0;
  pointer-events: none;
}

.page-contact .contact-hero__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(11, 30, 58, 0.94) 0%, rgba(11, 30, 58, 0.72) 48%, rgba(11, 30, 58, 0.88) 100%);
  z-index: 1;
}

.page-contact .contact-hero__slope {
  position: absolute;
  left: -4%;
  bottom: -2px;
  width: 108%;
  height: 28px;
  background: linear-gradient(100deg, transparent 0%, transparent 18%, var(--accent) 18.5%, var(--accent) 24%, transparent 24.5%, transparent 58%, var(--accent-cyan) 58.5%, var(--accent-cyan) 64%, transparent 64.5%);
  opacity: 0.45;
  z-index: 3;
}

.page-contact .contact-hero__slope::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(100deg, transparent 30%, #0B1E3A 42%, transparent 62%);
}

/* ===== 联系方式区 ===== */
.page-contact .contact-methods {
  padding: 72px 0 64px;
  background: #0E2440;
  position: relative;
}

.page-contact .contact-methods::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--accent) 0%, var(--accent) 30%, transparent 30.5%, transparent 58%, var(--accent-cyan) 58.5%, var(--accent-cyan) 72%, transparent 72.5%);
  opacity: 0.6;
}

.page-contact .contact-methods__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-contact .contact-card {
  position: relative;
  background: var(--contact-card-bg);
  color: var(--contact-card-ink);
  padding: 34px 28px 28px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
  box-shadow: var(--shadow-1);
}

.page-contact .contact-card__tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(11, 30, 58, 0.72);
  border: 1.5px solid rgba(11, 30, 58, 0.48);
  padding: 4px 10px;
  margin-bottom: 20px;
}

.page-contact .contact-card h2 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 42px;
  line-height: 1.08;
  letter-spacing: 0.02em;
  color: var(--contact-card-ink);
}

.page-contact .contact-card__note {
  margin: 0 0 28px;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(11, 30, 58, 0.72);
}

.page-contact .contact-method-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-contact .contact-method-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 14px 16px;
  background: rgba(255, 255, 255, 0.12);
  border-left: 3px solid rgba(11, 30, 58, 0.55);
  transition: background var(--ease-fast), border-color var(--ease-fast), transform var(--ease-fast);
}

.page-contact .contact-method-item:hover {
  background: rgba(255, 255, 255, 0.24);
  border-left-color: var(--contact-ink);
  transform: translateX(4px);
}

.page-contact .contact-method-item__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--contact-ink);
  color: var(--contact-card-bg);
  border-radius: 50%;
}

.page-contact .contact-method-item__content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.page-contact .contact-method-item__label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(11, 30, 58, 0.66);
}

.page-contact .contact-method-item__value {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--contact-card-ink);
  text-decoration: none;
  word-break: break-all;
}

.page-contact .contact-method-item__value:hover {
  text-decoration: underline;
}

.page-contact .contact-method-item__desc {
  font-size: 12px;
  line-height: 1.5;
  color: rgba(11, 30, 58, 0.66);
}

.page-contact .contact-card__foot {
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1.5px dashed rgba(11, 30, 58, 0.36);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-contact .contact-card .footer-seal {
  display: inline-block;
  width: fit-content;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--contact-card-ink);
  border: 1.5px solid var(--contact-card-ink);
  padding: 4px 10px;
}

.page-contact .contact-card__support {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: rgba(11, 30, 58, 0.82);
}

/* 右侧渠道分工 */
.page-contact .contact-channel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  padding: 32px 24px 26px;
  position: relative;
}

.page-contact .contact-channel::before {
  content: "";
  position: absolute;
  top: -1px;
  right: 24px;
  width: 44px;
  height: 4px;
  background: var(--accent-cyan);
}

.page-contact .contact-channel h3 {
  margin: 4px 0 24px;
  font-family: var(--font-head);
  font-size: 30px;
  line-height: 1.1;
  color: var(--ink-main);
}

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

.page-contact .contact-channel__item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 14px;
  align-items: start;
}

.page-contact .contact-channel__item-index {
  font-family: var(--font-head);
  font-size: 30px;
  line-height: 1;
  color: var(--accent);
}

.page-contact .contact-channel__item strong {
  display: block;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink-main);
  margin-bottom: 4px;
}

.page-contact .contact-channel__item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-dim);
}

.page-contact .contact-channel__trust {
  margin: 26px 0 0;
  padding: 16px 14px;
  border-left: 3px solid var(--accent-cyan);
  background: rgba(0, 212, 255, 0.05);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ===== 合作意园区 ===== */
.page-contact .contact-partner {
  padding: 72px 0 64px;
  background: var(--bg-deep);
  position: relative;
}

.page-contact .contact-partner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent) 8%, transparent 8.5%, transparent 50%, var(--accent-cyan) 50.5%, var(--accent-cyan) 58%, transparent 58.5%);
  opacity: 0.5;
}

.page-contact .contact-partner__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}

.page-contact .contact-partner__media {
  position: relative;
}

.page-contact .contact-partner__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  filter: saturate(0.85) contrast(1.05);
}

.page-contact .contact-partner__media-note {
  display: inline-block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-ghost);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  border-left: 2px solid var(--accent);
  padding-left: 8px;
}

.page-contact .contact-partner__content h2 {
  margin: 6px 0 18px;
  font-family: var(--font-head);
  font-size: 38px;
  line-height: 1.1;
  color: var(--ink-main);
}

.page-contact .contact-partner__intro {
  margin: 0 0 24px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-dim);
  max-width: 620px;
}

.page-contact .contact-partner__list {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-contact .contact-partner__list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-main);
  padding: 12px 14px;
  background: var(--bg-card);
  border-left: 3px solid transparent;
  transition: border-color var(--ease-fast), background var(--ease-fast), transform var(--ease-fast);
}

.page-contact .contact-partner__list li:hover {
  border-left-color: var(--accent);
  background: var(--bg-panel);
  transform: translateX(4px);
}

.page-contact .contact-partner__list li span {
  font-family: var(--font-head);
  font-size: 22px;
  color: var(--accent);
  min-width: 30px;
}

.page-contact .contact-partner__cta {
  margin-top: 12px;
}

/* ===== 位置示意区 ===== */
.page-contact .contact-location {
  padding: 72px 0 72px;
  background: #0E2440;
  position: relative;
}

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

.page-contact .contact-location__map {
  border: 2px solid var(--line);
  box-shadow: var(--shadow-1);
  background: #0B1E3A;
}

.page-contact .map-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(9, 1fr);
  min-height: 360px;
  overflow: hidden;
  background: linear-gradient(160deg, #0B1E3A 0%, #123156 100%);
}

.page-contact .map-grid__river {
  grid-column: 1 / 5;
  grid-row: 1 / -1;
  background: linear-gradient(to bottom, rgba(0, 212, 255, 0.36), rgba(0, 212, 255, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: rgba(0, 212, 255, 0.7);
}

.page-contact .map-grid__road--h {
  grid-column: 1 / -1;
  grid-row: 6;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 10px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(245, 247, 250, 0.5);
  background: repeating-linear-gradient(to right, rgba(58, 90, 128, 0.8) 0px, rgba(58, 90, 128, 0.8) 22px, transparent 22px, transparent 34px);
  border-top: 2px solid rgba(58, 90, 128, 0.9);
  border-bottom: 2px solid rgba(58, 90, 128, 0.9);
  white-space: nowrap;
}

.page-contact .map-grid__road--v {
  grid-column: 8 / 9;
  grid-row: 1 / -1;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(245, 247, 250, 0.45);
  background: repeating-linear-gradient(to bottom, rgba(58, 90, 128, 0.8) 0px, rgba(58, 90, 128, 0.8) 20px, transparent 20px, transparent 32px);
  border-left: 2px solid rgba(58, 90, 128, 0.9);
  border-right: 2px solid rgba(58, 90, 128, 0.9);
}

.page-contact .map-grid__block {
  background: rgba(19, 42, 74, 0.85);
  border: 1px solid rgba(58, 90, 128, 0.55);
  z-index: 1;
}

.page-contact .map-grid__block--a {
  grid-column: 5 / 8;
  grid-row: 1 / 3;
}

.page-contact .map-grid__block--b {
  grid-column: 5 / 8;
  grid-row: 3 / 6;
}

.page-contact .map-grid__block--c {
  grid-column: 9 / 13;
  grid-row: 1 / 4;
}

.page-contact .map-grid__block--d {
  grid-column: 9 / 13;
  grid-row: 4 / 6;
}

.page-contact .map-grid__label {
  position: absolute;
  z-index: 3;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: rgba(245, 247, 250, 0.5);
  border: 1px dashed rgba(58, 90, 128, 0.7);
  padding: 4px 8px;
  background: rgba(11, 30, 58, 0.6);
}

.page-contact .map-grid__label--tower {
  top: 12%;
  left: 38%;
  transform: rotate(-2deg);
}

.page-contact .map-grid__pin {
  position: absolute;
  top: 52%;
  left: 52%;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--accent);
  transition: transform var(--ease-fast), color var(--ease-fast);
}

.page-contact .map-grid__pin:hover {
  transform: scale(1.14) translateY(-4px);
  color: var(--accent-cyan);
}

.page-contact .map-grid__pin-text {
  background: var(--bg-deep);
  color: var(--ink-main);
  font-size: 11px;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-left: 2px solid var(--accent);
  white-space: nowrap;
}

.page-contact .contact-location__info h2 {
  margin: 6px 0 16px;
  font-family: var(--font-head);
  font-size: 38px;
  line-height: 1.1;
  color: var(--ink-main);
}

.page-contact .contact-location__desc {
  margin: 0 0 26px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-dim);
  max-width: 560px;
}

.page-contact .contact-location__meta {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

.page-contact .contact-location__meta div {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(58, 90, 128, 0.45);
}

.page-contact .contact-location__meta dt {
  flex-shrink: 0;
  width: 64px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
}

.page-contact .contact-location__meta dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-main);
}

.page-contact .contact-location__meta dd a {
  color: var(--accent-cyan);
  text-decoration: none;
}

.page-contact .contact-location__meta dd a:hover {
  text-decoration: underline;
}

/* ===== 响应与承诺 ===== */
.page-contact .contact-response {
  padding: 60px 0 72px;
  background: var(--bg-deep);
  position: relative;
}

.page-contact .contact-response::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(114deg, rgba(255, 106, 0, 0.05) 0%, transparent 32%, rgba(0, 212, 255, 0.04) 70%, transparent 100%);
  pointer-events: none;
}

.page-contact .contact-response__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
}

.page-contact .contact-response__head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 32px;
  line-height: 1.1;
  color: var(--ink-main);
}

.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 36px;
}

.page-contact .contact-response__item {
  padding: 24px 20px;
  background: var(--bg-card);
  border-top: 3px solid var(--accent);
  transition: background var(--ease-fast), transform var(--ease-fast);
}

.page-contact .contact-response__item:hover {
  background: var(--bg-panel);
  transform: translateY(-4px);
}

.page-contact .contact-response__num {
  display: block;
  font-family: var(--font-head);
  font-size: 38px;
  line-height: 1;
  color: var(--accent);
  margin-bottom: 12px;
}

.page-contact .contact-response__item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-dim);
}

.page-contact .contact-response__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.page-contact .contact-response__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink-main);
  text-decoration: none;
  border: 1.5px solid var(--line);
  padding: 9px 18px;
  transition: border-color var(--ease-fast), color var(--ease-fast), background var(--ease-fast);
}

.page-contact .contact-response__link::before {
  content: "→";
  color: var(--accent-cyan);
  font-size: 15px;
  transition: transform var(--ease-fast);
}

.page-contact .contact-response__link:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 212, 255, 0.06);
}

.page-contact .contact-response__link:hover::before {
  transform: translateX(3px);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 96px 0 128px;
  }

  .page-contact .contact-hero__lead {
    font-size: 17px;
    max-width: 720px;
  }

  .page-contact .contact-card {
    padding: 42px 38px 34px;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
  }

  .page-contact .contact-card h2 {
    font-size: 50px;
  }

  .page-contact .contact-methods__layout {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: 28px;
    align-items: stretch;
  }

  .page-contact .contact-channel {
    padding: 38px 30px 30px;
  }

  .page-contact .contact-partner__layout {
    grid-template-columns: 0.82fr 1.18fr;
    gap: 52px;
  }

  .page-contact .contact-partner__list {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .page-contact .contact-location__shell {
    grid-template-columns: 1.08fr 0.92fr;
    gap: 48px;
    align-items: center;
  }

  .page-contact .map-grid {
    min-height: 420px;
  }

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

  .page-contact .contact-response__head h2 {
    font-size: 38px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero__silhouette {
    width: min(40vw, 640px);
    max-height: 340px;
  }

  .page-contact .contact-channel__item {
    grid-template-columns: 64px 1fr;
  }

  .page-contact .contact-location__meta div {
    gap: 24px;
  }
}