.page-contact {
  background: var(--ink);
  color: var(--mist);
}

/* ---------- 面包屑与首屏 ---------- */
.page-contact .breadcrumb {
  margin: 0 0 clamp(18px, 3vw, 30px);
  font-size: 13px;
}

.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(16px, 3vw, 26px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 86% 4%, rgba(46, 140, 122, 0.34) 0%, rgba(46, 140, 122, 0) 60%),
    linear-gradient(162deg, #0B221E 0%, #0E2C26 46%, #07120F 100%);
  border-bottom: 3px solid var(--paper);
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  bottom: -180px;
  width: 540px;
  height: 540px;
  background: repeating-radial-gradient(circle at center, rgba(255, 197, 61, 0.13) 0 2px, rgba(255, 197, 61, 0) 2px 20px);
  pointer-events: none;
}

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

.page-contact .hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
  margin-top: clamp(6px, 2vw, 18px);
}

.page-contact .hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--score);
}

.page-contact .hero-kicker::before {
  content: "";
  width: 36px;
  height: 3px;
  background: var(--flame);
}

.page-contact h1 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 7vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact h1 em {
  font-style: normal;
  color: var(--flame);
}

.page-contact .hero-copy {
  margin: 20px 0 0;
  max-width: 47ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 242, 234, 0.86);
}

.page-contact .hero-copy a {
  color: var(--flame);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-contact .hero-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 30px 0 0;
}

.page-contact .hero-facts div {
  border-top: 2px solid rgba(207, 201, 186, 0.38);
  padding-top: 10px;
}

.page-contact .hero-facts dt {
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--bamboo);
}

.page-contact .hero-facts dd {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--mist);
}

.page-contact .hero-figure {
  margin: 0;
  position: relative;
}

.page-contact .hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 3px solid var(--paper);
  box-shadow: var(--shadow-hard);
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

@media (min-width: 560px) {
  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 900px) {
  .page-contact .hero-split {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

/* ---------- 通道区：左深右浅 ---------- */
.page-contact .channels {
  background: var(--mist);
  color: var(--ink);
  padding: clamp(42px, 7vw, 86px) 0 clamp(46px, 7vw, 90px);
  border-bottom: 3px solid var(--paper);
}

.page-contact .channels__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 52px);
}

.page-contact .channels__main {
  position: relative;
  padding: clamp(22px, 3.4vw, 38px);
  color: var(--mist);
  background: linear-gradient(165deg, #0B221E 0%, #123B33 100%);
  border: 3px solid var(--ink);
  box-shadow: var(--shadow-hard);
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--flame);
}

.page-contact .channels__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-contact .channels__head > p:last-child {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.74);
}

.page-contact .channel-stack {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-contact .channel-card {
  position: relative;
  padding: 20px 20px 18px;
  background: rgba(23, 99, 90, 0.5);
  border: 2px solid rgba(207, 201, 186, 0.5);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-contact .channel-card:hover,
.page-contact .channel-card:focus-within {
  transform: translateY(-3px);
  border-color: var(--paper);
  background: rgba(23, 99, 90, 0.82);
}

.page-contact .channel-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-contact .channel-card__index {
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--score);
}

.page-contact .channel-card h3 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 2.2vw, 22px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .channel-card__value {
  margin: 12px 0 0;
  font-family: var(--font-num);
  font-size: clamp(15px, 2.1vw, 18px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--score);
  overflow-wrap: anywhere;
  word-break: break-word;
  user-select: all;
}

.page-contact .channel-card__desc {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.8);
}

.page-contact .channel-card__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 2px solid rgba(207, 201, 186, 0.28);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 242, 234, 0.64);
}

@media (min-width: 700px) {
  .page-contact .channel-card:nth-child(2) {
    margin-left: 18px;
  }
}

/* ---------- 右栏浅底信息块 ---------- */
.page-contact .channels__side {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 36px);
}

.page-contact .side-block {
  border-top: 3px solid var(--ink);
  padding-top: 18px;
}

.page-contact .side-block h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 3vw, 27px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.page-contact .side-block p {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-contact .checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  counter-reset: step;
}

.page-contact .checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 2px solid rgba(58, 74, 70, 0.16);
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate);
}

.page-contact .checklist li::before {
  counter-increment: step;
  content: counter(step);
  flex: 0 0 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--river);
  color: var(--mist);
  font-family: var(--font-num);
  font-size: 13px;
  font-weight: 700;
}

.page-contact .side-note {
  font-size: 13px !important;
  line-height: 1.65 !important;
  color: var(--slate);
  padding-left: 12px;
  border-left: 3px solid var(--score);
}

.page-contact .mono-em {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 14px;
  color: var(--night);
  background: rgba(255, 197, 61, 0.55);
  padding: 1px 6px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .text-link {
  color: var(--river);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 2px;
}

.page-contact .text-link:hover {
  color: var(--flame);
}

/* 地址与备案 */
.page-contact .address-block {
  position: relative;
  padding-right: 66px;
}

.page-contact .address-block::after {
  content: "";
  position: absolute;
  top: 18px;
  right: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: repeating-radial-gradient(circle at center, rgba(192, 57, 43, 0.55) 0 2px, rgba(192, 57, 43, 0) 2px 9px);
  pointer-events: none;
}

.page-contact .site-facts {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-contact .site-facts div {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(58, 74, 70, 0.14);
}

.page-contact .site-facts dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-contact .site-facts dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink);
}

.page-contact .mono-dd {
  font-family: var(--font-num);
  letter-spacing: 0.02em;
}

.page-contact .address-more {
  margin-top: 16px;
}

.page-contact .address-more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 0;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--river);
}

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

.page-contact .address-more summary::after {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 2px solid var(--river);
  font-family: var(--font-num);
  font-size: 14px;
  line-height: 1;
}

.page-contact .address-more[open] summary::after {
  content: "−";
  border-color: var(--flame);
  color: var(--flame);
}

.page-contact .address-more__body {
  padding: 4px 0 0 14px;
  border-left: 3px solid var(--paper);
}

.page-contact .address-more__body p {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

@media (min-width: 480px) {
  .page-contact .site-facts div {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 980px) {
  .page-contact .channels__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 底部城市街景带 ---------- */
.page-contact .city-strip {
  background: var(--ink);
  position: relative;
}

.page-contact .city-strip figure {
  position: relative;
  margin: 0;
  overflow: hidden;
}

.page-contact .city-strip img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(220px, 34vw, 400px);
  object-fit: cover;
  clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 100%);
  filter: saturate(0.85) contrast(1.06) brightness(0.78);
}

.page-contact .city-strip figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: clamp(18px, 4vw, 40px) var(--gutter);
  background: linear-gradient(to top, rgba(7, 18, 15, 0.92), rgba(7, 18, 15, 0));
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 22px;
}

.page-contact .city-strip figcaption p {
  margin: 0;
  max-width: 34ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(17px, 2.6vw, 24px);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-contact .city-strip figcaption a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 18px;
  background: var(--flame);
  color: var(--night);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-contact .city-strip figcaption a:hover {
  transform: translateX(2px);
  background: var(--score);
}
<<<END>>>