.page-contact {
  --contact-glass: rgba(12, 43, 66, 0.62);
  --contact-edge: rgba(141, 255, 244, 0.22);
  --contact-text-dim: rgba(234, 242, 245, 0.72);
  --contact-text-faint: rgba(234, 242, 245, 0.55);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: border-box;
}

.page-contact .contact-hero,
.page-contact .contact-response,
.page-contact .contact-prep,
.page-contact .contact-coop,
.page-contact .contact-address {
  padding-inline: max(var(--gutter), calc((100% - 1180px) / 2));
}

.page-contact .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.24em;
  color: var(--steel);
}

.page-contact .contact-h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 3.6vw, 44px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  padding-block: clamp(26px, 4vw, 52px) clamp(46px, 7vw, 92px);
  background: linear-gradient(158deg, var(--harbor) 0%, var(--abyss) 58%, #092338 100%);
  color: var(--paper);
  overflow: clip;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  inset: auto -14% -34% 38%;
  height: 72%;
  transform: rotate(-9deg);
  background: linear-gradient(118deg, rgba(24, 224, 208, 0.18), rgba(24, 224, 208, 0) 68%);
  pointer-events: none;
}

.page-contact .contact-hero__main {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(16px, 2.2vw, 26px);
  align-content: start;
  min-width: 0;
}

.page-contact .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--contact-text-faint);
}

.page-contact .breadcrumb li + li::before {
  content: "/";
  margin-right: 0.5em;
  color: rgba(24, 224, 208, 0.6);
}

.page-contact .breadcrumb a {
  color: var(--contact-text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-contact .contact-hero .eyebrow,
.page-contact .contact-coop .eyebrow {
  color: var(--cyan);
}

.page-contact h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 5.4vw, 64px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-contact .contact-lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(15px, 1.25vw, 17px);
  line-height: 1.9;
  color: var(--contact-text-dim);
}

/* 三条通道 */
.page-contact .contact-channels {
  margin: clamp(6px, 1.4vw, 14px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft-dark);
}

.page-contact .contact-channel {
  display: grid;
  gap: 9px;
  padding: clamp(15px, 2vw, 22px) 0;
  border-bottom: 1px solid var(--line-soft-dark);
}

.page-contact .contact-channel__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
  opacity: 0.7;
}

.page-contact .contact-channel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
}

.page-contact .contact-channel__value {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.3vw, 27px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid rgba(24, 224, 208, 0);
  overflow-wrap: anywhere;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-contact .contact-channel__note {
  margin: 0;
  max-width: 36em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--contact-text-faint);
}

.page-contact .copy-btn {
  flex: none;
  padding: 6px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  background: rgba(24, 224, 208, 0.08);
  border: 1px solid rgba(24, 224, 208, 0.42);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .copy-btn:hover {
  background: rgba(24, 224, 208, 0.2);
  border-color: var(--cyan);
  color: var(--paper);
  transform: translateY(-2px);
}

.page-contact .copy-btn[data-copied] {
  border-color: var(--amber);
  color: var(--amber);
  background: rgba(255, 179, 71, 0.1);
}

.page-contact .contact-map {
  margin: clamp(18px, 3vw, 30px) 0 0;
}

.page-contact .contact-map img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--cyan-line);
  border-radius: var(--radius);
  background: var(--abyss);
}

/* 玻璃信息岛 */
.page-contact .contact-hero__island {
  position: relative;
  z-index: 1;
  align-self: start;
  padding: 22px 20px 24px;
  background: var(--contact-glass);
  border: 1px solid var(--contact-edge);
  border-radius: var(--radius);
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.92);
}

.page-contact .island__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-contact .island__time {
  margin: 10px 0 0;
  font-size: clamp(21px, 2.3vw, 27px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-contact .island__bar {
  margin-top: 14px;
  height: 4px;
  border-radius: 99px;
  background: rgba(234, 242, 245, 0.12);
  overflow: hidden;
}

.page-contact .island__bar span {
  display: block;
  width: 58%;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
}

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

.page-contact .island__row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--contact-text-dim);
}

.page-contact .island__row .mono {
  font-size: 12px;
  color: var(--mist);
}

.page-contact .island__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(141, 255, 244, 0.24);
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--contact-text-faint);
}

/* ---------- 响应节奏（浅色） ---------- */
.page-contact .contact-response {
  background: var(--paper);
  padding-block: clamp(48px, 7vw, 96px);
}

.page-contact .contact-response__lede {
  margin: 16px 0 0;
  max-width: 32em;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--steel);
}

.page-contact .contact-response__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
  margin-top: clamp(24px, 4vw, 42px);
}

.page-contact .contact-response__figure {
  margin: 0;
}

.page-contact .contact-response__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--fog);
}

.page-contact .contact-response__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .contact-response__item {
  position: relative;
  padding: 16px 0 16px 22px;
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-response__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 9px;
  height: 2px;
  background: var(--amber-deep);
}

.page-contact .contact-response__tag {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber-deep);
}

.page-contact .contact-response__item p {
  margin: 7px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 准备清单 ---------- */
.page-contact .contact-prep {
  background: var(--fog);
  padding-block: clamp(48px, 7vw, 96px);
}

.page-contact .contact-prep__lede {
  margin: 16px 0 0;
  max-width: 32em;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--steel);
}

.page-contact .contact-prep__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.6vw, 30px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-contact .prep-item {
  padding-top: 14px;
  border-top: 2px solid var(--ink);
}

.page-contact .prep-item__no {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber-deep);
}

.page-contact .prep-item h3 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-contact .prep-item p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 合作 ---------- */
.page-contact .contact-coop {
  background: linear-gradient(162deg, var(--harbor) 0%, var(--abyss) 100%);
  color: var(--paper);
  padding-block: clamp(48px, 7vw, 96px);
}

.page-contact .contact-coop .contact-h2 {
  color: var(--paper);
  max-width: 20em;
}

.page-contact .contact-coop__lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--contact-text-dim);
}

.page-contact .contact-coop__tabs {
  margin-top: clamp(22px, 3vw, 34px);
}

.page-contact .tabbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-contact .tabbar-btn {
  padding: 9px 17px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.07em;
  color: var(--contact-text-dim);
  background: transparent;
  border: 1px solid rgba(141, 255, 244, 0.28);
  border-radius: 99px;
  cursor: pointer;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .tabbar-btn:hover {
  color: var(--paper);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-contact .tabbar-btn.is-active,
.page-contact .tabbar-btn[aria-selected="true"] {
  color: #1c1200;
  font-weight: 700;
  background: var(--amber);
  border-color: var(--amber);
}

.page-contact .coop-panel {
  margin-top: 22px;
  padding: 22px 20px 24px;
  background: rgba(12, 43, 66, 0.58);
  border: 1px solid rgba(141, 255, 244, 0.16);
  border-radius: var(--radius);
}

.page-contact .coop-panel[hidden] {
  display: none;
}

.page-contact .coop-panel h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .coop-panel p {
  margin: 12px 0 0;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--contact-text-dim);
}

.page-contact .coop-panel ul {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .coop-panel li {
  position: relative;
  padding-left: 17px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--contact-text-faint);
}

.page-contact .coop-panel li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-contact .coop-cta {
  display: inline-block;
  margin-top: 22px;
  padding: 12px 24px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #1c1200;
  text-decoration: none;
  background: var(--amber);
  border-radius: var(--radius);
  transition: background 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-contact .coop-cta:hover {
  background: var(--amber-deep);
  color: var(--paper);
  transform: translateY(-2px);
}

/* ---------- 地址与下一步 ---------- */
.page-contact .contact-address {
  background: var(--paper);
  padding-block: clamp(48px, 7vw, 96px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-address__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
}

.page-contact .address-line {
  font-size: clamp(23px, 3vw, 36px);
  line-height: 1.28;
  letter-spacing: -0.015em;
}

.page-contact .contact-address__text {
  margin: 16px 0 0;
  max-width: 32em;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--steel);
}

.page-contact .contact-address__side-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--steel);
}

.page-contact .contact-next {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-contact .contact-next li {
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-next a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  padding: 14px 0;
  text-decoration: none;
  color: var(--ink);
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-contact .contact-next a:hover {
  color: var(--amber-deep);
  padding-left: 4px;
}

.page-contact .contact-next__label {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-contact .contact-next a:hover .contact-next__label {
  color: var(--amber-deep);
}

.page-contact .contact-next__desc {
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-contact .contact-prep__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .contact-response__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }

  .page-contact .contact-address__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 350px);
    column-gap: clamp(34px, 4.5vw, 80px);
    align-items: start;
  }

  .page-contact .contact-hero__island {
    position: sticky;
    top: 108px;
  }

  .page-contact .contact-prep__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
<<<END>>>