.page-contact {
  --contact-pad: 20px;
  --contact-radius: 0;
  overflow-x: hidden;
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 55%, var(--ink) 100%);
  color: var(--fog);
}

.page-contact .container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--contact-pad);
  box-sizing: border-box;
}

.page-contact .section {
  padding: 60px 0;
}

.page-contact .section--tight {
  padding: 36px 0;
}

.page-contact .eyebrow {
  margin: 0 0 10px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 68px 0 52px;
  border-bottom: 2px solid var(--edge);
  background:
    radial-gradient(760px 420px at 86% 6%, rgba(255, 46, 136, .34), transparent 62%),
    radial-gradient(560px 400px at 6% 96%, rgba(122, 31, 75, .5), transparent 68%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-deep) 100%);
}

.page-contact .contact-hero__art {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .3;
  pointer-events: none;
}

.page-contact .contact-hero__art img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 70%;
  max-width: 100%;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(11, 16, 48, .5) 0%, rgba(11, 16, 48, .88) 68%, var(--ink) 100%);
  pointer-events: none;
}

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

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--graphite);
}

.page-contact .breadcrumb li + li::before {
  content: "／";
  margin-right: 8px;
  color: var(--edge-strong);
}

.page-contact .breadcrumb a {
  color: var(--graphite);
  text-decoration: none;
  border-bottom: 1px solid var(--edge-soft);
}

.page-contact .breadcrumb a:hover {
  color: var(--magenta);
  border-bottom-color: var(--magenta);
}

.page-contact .breadcrumb [aria-current="page"] {
  color: var(--fog);
}

.page-contact .display-title {
  margin: 0 0 20px;
  max-width: 15em;
  font-size: clamp(34px, 9vw, 72px);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--fog);
}

.page-contact .display-title em {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 2px var(--magenta);
  text-stroke: 2px var(--magenta);
}

.page-contact .contact-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

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

.page-contact .contact-hero__facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 16px;
  border: 2px solid var(--edge-soft);
  border-left: 5px solid var(--amber);
  background: rgba(20, 22, 31, .78);
}

.page-contact .contact-hero__facts li:nth-child(2) {
  border-left-color: var(--magenta);
}

.page-contact .contact-hero__facts li:nth-child(3) {
  border-left-color: var(--cyan);
}

.page-contact .contact-fact__num {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-contact .contact-fact__label {
  font-size: 13px;
  color: var(--graphite);
}

/* ---------- 章节头部 ---------- */
.page-contact .contact-section__head {
  max-width: 46em;
  margin-bottom: 32px;
}

.page-contact .contact-section__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 6vw, 40px);
  line-height: 1.16;
  letter-spacing: -.015em;
  color: var(--fog);
}

.page-contact .contact-section__intro {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 渠道 ---------- */
.page-contact .contact-channels {
  border-top: 2px solid var(--edge-soft);
}

.page-contact .channels-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .channels-rail {
  border: 2px solid var(--edge-soft);
  background: var(--panel);
  padding: 16px 18px;
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .channels-rail__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-contact .channels-rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .channels-rail__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 2px;
  font-size: 14px;
  color: var(--fog);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-contact .channels-rail__list a:hover {
  color: var(--magenta);
  border-bottom-color: var(--magenta);
}

.page-contact .channels-rail__mark {
  width: 10px;
  height: 10px;
  flex: none;
  background: var(--magenta);
}

.page-contact .channels-rail__mark--cobalt { background: var(--cobalt); }
.page-contact .channels-rail__mark--lime { background: var(--lime); }
.page-contact .channels-rail__mark--amber { background: var(--amber); }
.page-contact .channels-rail__mark--cyan { background: var(--cyan); }

.page-contact .channels-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .channel-card {
  position: relative;
  padding: 24px 20px 26px 26px;
  border: 2px solid var(--edge-strong);
  background: var(--panel);
  box-shadow: var(--shadow-hard-sm);
  transition: border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-contact .channel-card::before {
  content: "";
  position: absolute;
  left: -2px;
  top: -2px;
  bottom: -2px;
  width: 6px;
  background: var(--face);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  border-color: var(--face);
  transform: translate(-2px, -2px);
  box-shadow: 10px 10px 0 0 rgba(0, 0, 0, .6), 0 0 46px -14px var(--face);
}

.page-contact .channel-card__head {
  margin-bottom: 14px;
}

.page-contact .channel-card__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-contact .channel-card__desc {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .channel-card__value {
  display: block;
  margin: 0 0 18px;
  padding: 12px 14px;
  font-size: 16px;
  letter-spacing: -.01em;
  color: var(--fog);
  background: rgba(242, 244, 255, .07);
  border: 1px solid var(--edge);
  border-left: 4px solid var(--face);
  overflow-wrap: anywhere;
  word-break: break-word;
}

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

.page-contact .channel-card__meta li {
  display: grid;
  grid-template-columns: 10px minmax(0, 1fr);
  gap: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-contact .channel-card__dot {
  width: 8px;
  height: 8px;
  margin-top: 7px;
  background: var(--face);
}

.page-contact .channel-visual {
  border: 2px solid var(--edge-soft);
  background: var(--panel-2);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .channel-visual .media-frame__img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.page-contact .channel-visual .media-frame__caption {
  padding: 12px 16px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--graphite);
  border-top: 1px solid var(--edge-soft);
}

/* ---------- 紧急 ---------- */
.page-contact .contact-urgent {
  border-top: 2px solid var(--edge-soft);
  background: linear-gradient(160deg, rgba(255, 46, 136, .09), transparent 58%);
}

.page-contact .urgent-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-contact .urgent-copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .urgent-points {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .urgent-points li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .urgent-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 2px;
  background: var(--magenta);
}

.page-contact .urgent-points strong {
  color: var(--magenta);
  font-weight: 700;
}

.page-contact .urgent-demo {
  padding: 22px 20px;
  border: 2px solid var(--magenta);
  background: var(--panel-2);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .urgent-demo__label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-contact .urgent-demo__title {
  margin: 0 0 22px;
  padding: 12px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--fog);
  background: rgba(255, 46, 136, .16);
  border-left: 4px solid var(--magenta);
  overflow-wrap: anywhere;
}

.page-contact .urgent-demo__list {
  margin: 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 10px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 办公位置 ---------- */
.page-contact .place-panel {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--edge-strong);
  background:
    linear-gradient(140deg, rgba(255, 176, 32, .12), transparent 52%),
    var(--panel);
  box-shadow: var(--shadow-hard-sm);
  padding: 28px 20px 30px;
}

.page-contact .place-panel__ridge {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 40%;
  opacity: .8;
  pointer-events: none;
}

.page-contact .place-panel__body {
  position: relative;
  z-index: 1;
}

.page-contact .place-panel__body > p {
  margin: 0 0 20px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .place-facts {
  margin: 0 0 18px;
  display: grid;
  gap: 14px;
}

.page-contact .place-facts__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 12px 14px;
  border-left: 4px solid var(--amber);
  background: rgba(10, 13, 32, .72);
}

.page-contact .place-facts dt {
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .place-facts dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--fog);
}

.page-contact .place-panel__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
  padding-left: 14px;
  border-left: 2px solid var(--edge-strong);
}

/* ---------- 备案 ---------- */
.page-contact .contact-record {
  border-top: 2px solid var(--edge-soft);
}

.page-contact .record-bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 20px;
  border: 2px solid var(--cyan);
  background: rgba(22, 217, 227, .07);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .record-bar__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .record-bar__no {
  margin: 0;
  padding: 8px 12px;
  font-size: 16px;
  letter-spacing: .02em;
  color: var(--fog);
  background: rgba(242, 244, 255, .1);
  overflow-wrap: anywhere;
}

.page-contact .record-bar__meta {
  margin: 0;
  font-size: 13px;
  color: var(--graphite);
}

.page-contact .record-bar__hint {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 联系前准备 ---------- */
.page-contact .prepare-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: prep;
  display: grid;
  gap: 14px;
}

.page-contact .prepare-list li {
  counter-increment: prep;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 16px;
  border: 2px solid var(--edge-soft);
  background: var(--panel);
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-contact .prepare-list li:hover {
  border-color: var(--cobalt);
  transform: translateY(-2px);
}

.page-contact .prepare-list li::before {
  content: counter(prep, decimal-leading-zero);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--ink);
  background: var(--cobalt);
}

.page-contact .prepare-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  color: var(--fog);
}

.page-contact .prepare-list p {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-contact .contact-prepare__link {
  margin: 26px 0 0;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--graphite);
}

.page-contact .contact-prepare__link a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 2px solid rgba(79, 240, 138, .4);
}

.page-contact .contact-prepare__link a:hover {
  color: var(--fog);
  border-bottom-color: var(--fog);
}

/* ---------- 后续 ---------- */
.page-contact .contact-followup {
  border-top: 2px solid var(--edge-soft);
  background: linear-gradient(200deg, rgba(122, 31, 75, .34), transparent 62%);
}

.page-contact .followup-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-contact .followup-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-contact .followup-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 16px 16px 14px;
  border-left: 4px solid var(--wine);
  background: rgba(10, 13, 32, .7);
}

.page-contact .followup-steps__num {
  font-size: 14px;
  color: var(--amber);
  padding-top: 2px;
}

.page-contact .followup-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-contact .followup-aside {
  padding: 22px 18px;
  border: 2px solid var(--edge-strong);
  background: var(--panel);
  box-shadow: var(--shadow-hard-sm);
}

.page-contact .followup-aside__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .followup-aside__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-contact .followup-aside__list li {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--edge-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-contact .followup-aside__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .followup-aside__list .mono {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--fog);
}

.page-contact .followup-aside__foot {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-contact .followup-aside__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 2px solid rgba(22, 217, 227, .35);
}

.page-contact .followup-aside__foot a:hover {
  color: var(--fog);
  border-bottom-color: var(--fog);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-contact {
    --contact-pad: 32px;
  }

  .page-contact .section {
    padding: 76px 0;
  }

  .page-contact .section--tight {
    padding: 44px 0;
  }

  .page-contact .contact-hero {
    padding: 88px 0 66px;
  }

  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-contact .contact-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-contact .channel-card {
    padding: 32px 30px 34px 36px;
  }

  .page-contact .channel-card__value {
    font-size: 19px;
  }

  .page-contact .urgent-demo {
    padding: 28px 26px;
  }

  .page-contact .place-panel {
    padding: 40px 36px 44px;
  }

  .page-contact .place-facts__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
    padding: 14px 18px;
  }

  .page-contact .record-bar {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 22px;
    padding: 24px 28px;
  }

  .page-contact .prepare-list li {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 20px;
    padding: 22px 22px;
  }

  .page-contact .prepare-list li::before {
    width: 56px;
    height: 56px;
    font-size: 18px;
  }

  .page-contact .followup-aside {
    padding: 28px 26px;
  }
}

@media (min-width: 960px) {
  .page-contact {
    --contact-pad: 44px;
  }

  .page-contact .section {
    padding: 96px 0;
  }

  .page-contact .contact-hero {
    padding: 116px 0 88px;
  }

  .page-contact .contact-hero__art img {
    object-position: center 78%;
  }

  .page-contact .channels-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .channels-rail {
    position: sticky;
    top: 104px;
  }

  .page-contact .channels-rail__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 4px;
  }

  .page-contact .channels-rail__list a {
    width: 100%;
    padding: 8px 2px;
  }

  .page-contact .channels-stack {
    gap: 28px;
  }

  .page-contact .urgent-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 56px;
    align-items: center;
  }

  .page-contact .followup-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .prepare-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 1240px) {
  .page-contact .contact-hero__lead {
    font-size: 17px;
  }

  .page-contact .contact-section__intro,
  .page-contact .channel-card__desc,
  .page-contact .urgent-copy p,
  .page-contact .place-panel__body > p {
    font-size: 16px;
  }
}
<<<END>>>