.page-contact {
  --ct-line: rgba(96, 125, 143, 0.22);
  --ct-line-soft: rgba(96, 125, 143, 0.14);
  --ct-panel: #162A36;
  --ct-raise: #274454;
  --ct-gap: clamp(16px, 3vw, 28px);
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
  padding-bottom: clamp(48px, 9vw, 100px);
}

.page-contact .breadcrumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- hero ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 5vw, 56px) 0 clamp(36px, 7vw, 88px);
  background: linear-gradient(158deg, var(--ink-800) 0%, var(--ink-900) 62%, var(--ink-900) 100%);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -8%;
  right: -18%;
  width: 62%;
  height: 78%;
  background: linear-gradient(200deg, rgba(36, 199, 190, 0.16), rgba(36, 199, 190, 0) 68%);
  transform: skewY(-9deg);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--orange) 0 18%, transparent 18% 100%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(20px, 4vw, 36px);
  align-items: end;
}

.page-contact .contact-hero__stage {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.page-contact .contact-hero__giant {
  font-size: clamp(76px, 20vw, 186px);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.07em;
  color: rgba(96, 125, 143, 0.34);
  -webkit-text-stroke: 1px rgba(243, 247, 249, 0.2);
  user-select: none;
}

.page-contact .contact-hero__spine {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--ink-300);
  padding-top: 8px;
  white-space: nowrap;
}

.page-contact .contact-hero__body h1 {
  font-size: clamp(30px, 5.6vw, 54px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
}

.page-contact .contact-hero__body .lede {
  margin-top: 16px;
  max-width: 46ch;
  color: var(--ink-300);
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.75;
}

.page-contact .contact-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  margin-top: 24px;
}

.page-contact .contact-hero__jump {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(36, 199, 190, 0.5);
  padding-bottom: 2px;
}

.page-contact .contact-hero__jump:hover,
.page-contact .contact-hero__jump:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (min-width: 880px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: 5fr 7fr;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-contact .contact-hero__stage {
    flex-direction: row;
    align-items: flex-end;
  }

  .page-contact .contact-hero__spine {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    padding-top: 0;
    padding-bottom: 10px;
    font-size: 12px;
    letter-spacing: 0.3em;
  }
}

/* ---------- 通用区块 ---------- */
.page-contact .contact-block {
  padding: clamp(44px, 8vw, 92px) 0;
}

.page-contact .contact-block--channels {
  background: var(--ink-800);
  border-top: 1px solid var(--ct-line-soft);
  border-bottom: 1px solid var(--ct-line-soft);
}

.page-contact .contact-block__head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-contact .contact-block__head h2 {
  font-size: clamp(24px, 4.2vw, 38px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
}

.page-contact .contact-block__intro {
  margin-top: 14px;
  color: var(--ink-300);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .contact-block h3 {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  margin: 10px 0 0;
}

.page-contact .contact-block p {
  line-height: 1.75;
}

/* ---------- 渠道总览 ---------- */
.page-contact .channel-layout {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .channel-list {
  display: grid;
  gap: var(--ct-gap);
}

.page-contact .channel-card {
  position: relative;
  padding: clamp(18px, 3vw, 26px);
  background: var(--ct-raise);
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-md);
}

.page-contact .channel-card--hot {
  background: linear-gradient(155deg, rgba(255, 106, 42, 0.16), rgba(39, 68, 84, 0.9) 58%);
  border-color: rgba(255, 106, 42, 0.42);
}

.page-contact .channel-card--partner {
  background: linear-gradient(155deg, rgba(36, 199, 190, 0.14), rgba(39, 68, 84, 0.9) 62%);
  border-color: rgba(36, 199, 190, 0.38);
}

.page-contact .channel-card .tag {
  display: inline-flex;
}

.page-contact .channel-card__value {
  display: block;
  margin: 12px 0 10px;
  font-size: clamp(13px, 2.2vw, 15px);
  color: var(--paper);
  word-break: break-all;
  letter-spacing: 0.01em;
}

.page-contact .channel-card p {
  font-size: 14px;
  color: var(--ink-300);
  margin: 0;
}

.page-contact .channel-card__action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 199, 190, 0.45);
  padding-bottom: 4px;
}

.page-contact .channel-card--hot .channel-card__action {
  color: var(--orange);
  border-bottom-color: rgba(255, 106, 42, 0.5);
}

.page-contact .channel-card__action:hover,
.page-contact .channel-card__action:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-contact .contact-frame {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--ct-panel);
  border: 1px solid var(--ct-line-soft);
}

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

.page-contact .contact-frame__cap {
  padding: 12px 16px 14px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-500);
  border-top: 1px solid var(--ct-line-soft);
}

@media (min-width: 900px) {
  .page-contact .channel-layout {
    grid-template-columns: 8fr 4fr;
    align-items: start;
  }

  .page-contact .channel-card:nth-child(1) {
    margin-right: 18%;
  }

  .page-contact .channel-card:nth-child(2) {
    margin-left: 12%;
    margin-right: 6%;
  }

  .page-contact .channel-card:nth-child(3) {
    margin-left: 4%;
    margin-right: 22%;
  }

  .page-contact .contact-frame--channels {
    margin-top: 48px;
  }
}

/* ---------- 客服邮箱 ---------- */
.page-contact .mail-layout {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
}

.page-contact .mail-copy h2 {
  font-size: clamp(24px, 4.2vw, 38px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
}

.page-contact .mail-copy p {
  margin-top: 14px;
  color: var(--ink-300);
  font-size: 15px;
}

.page-contact .mail-topics {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  gap: 10px;
}

.page-contact .mail-topic {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  border: 1px solid var(--ct-line);
  border-radius: var(--pill);
  background: rgba(22, 42, 54, 0.86);
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease),
    transform 200ms var(--ease);
}

.page-contact .mail-topic:hover,
.page-contact .mail-topic:focus-visible {
  border-color: var(--cyan);
  background: rgba(36, 199, 190, 0.12);
  transform: translateX(4px);
}

.page-contact .mail-topic__label {
  font-weight: 500;
}

.page-contact .mail-topic__go {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-contact .mail-side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .contact-fold {
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-sm);
  background: rgba(39, 68, 84, 0.42);
}

.page-contact .contact-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  list-style: none;
}

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

.page-contact .contact-fold summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

.page-contact .contact-fold[open] summary::after {
  content: "－";
}

.page-contact .contact-fold__body {
  padding: 0 16px 16px;
  border-top: 1px solid var(--ct-line-soft);
}

.page-contact .contact-fold__body p {
  margin: 12px 0 0;
  font-size: 14px;
  color: var(--ink-300);
}

.page-contact .fold-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--ink-300);
  font-size: 14px;
  line-height: 1.8;
}

.page-contact .mail-side__hint {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-500);
}

.page-contact .mail-side__hint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(36, 199, 190, 0.5);
}

.page-contact .mail-side__hint a:hover,
.page-contact .mail-side__hint a:focus-visible {
  color: var(--paper);
}

@media (min-width: 940px) {
  .page-contact .mail-layout {
    grid-template-columns: 7fr 4fr;
    align-items: start;
  }
}

/* ---------- 电话与地址 ---------- */
.page-contact .contact-block--tel {
  background: var(--ink-800);
}

.page-contact .tel-layout {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
}

.page-contact .tel-main h2 {
  font-size: clamp(24px, 4.2vw, 38px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
}

.page-contact .tel-main > p {
  margin-top: 14px;
  color: var(--ink-300);
  font-size: 15px;
  max-width: 52ch;
}

.page-contact .tel-card {
  display: grid;
  gap: 6px;
  margin-top: 24px;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  background: var(--orange);
  color: var(--on-orange);
  text-decoration: none;
  transition: transform 200ms var(--ease), box-shadow 200ms var(--ease);
}

.page-contact .tel-card:hover,
.page-contact .tel-card:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(255, 106, 42, 0.24);
}

.page-contact .tel-card__label {
  font-size: 10px;
  letter-spacing: 0.24em;
  opacity: 0.75;
}

.page-contact .tel-card__num {
  font-size: clamp(22px, 4.4vw, 32px);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-contact .tel-card__note {
  font-size: 12px;
  opacity: 0.78;
}

.page-contact .addr-card {
  display: grid;
  gap: 16px;
  margin-top: 18px;
  padding: 18px;
  border: 1px solid var(--ct-line);
  border-radius: var(--radius-md);
  background: rgba(13, 26, 35, 0.55);
}

.page-contact .contact-grid-art {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  background: rgba(39, 68, 84, 0.4);
}

.page-contact .addr-card__line {
  margin: 10px 0 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .addr-card__note {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--ink-300);
}

.page-contact .contact-frame--city {
  align-self: start;
}

@media (min-width: 960px) {
  .page-contact .tel-layout {
    grid-template-columns: 7fr 5fr;
    align-items: start;
  }

  .page-contact .addr-card {
    grid-template-columns: 220px 1fr;
    align-items: center;
    gap: 22px;
  }
}

/* ---------- 合作 ---------- */
.page-contact .partner-layout {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
}

.page-contact .partner-head h2 {
  font-size: clamp(24px, 4.2vw, 38px);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
}

.page-contact .partner-head p {
  margin-top: 14px;
  color: var(--ink-300);
  font-size: 15px;
  max-width: 50ch;
}

.page-contact .partner-head .cta {
  margin-top: 22px;
}

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

.page-contact .partner-tip {
  position: relative;
  padding: 16px 18px 16px 20px;
  border-left: 3px solid var(--ct-raise);
  background: rgba(22, 42, 54, 0.72);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-contact .partner-tip:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-contact .partner-tip:nth-child(4) {
  border-left-color: var(--orange);
}

.page-contact .partner-tip__no {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-500);
}

.page-contact .partner-tip h3 {
  margin: 6px 0 0;
  font-size: 16px;
}

.page-contact .partner-tip p {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--ink-300);
}

@media (min-width: 900px) {
  .page-contact .partner-layout {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-contact .partner-tips {
    gap: 16px;
  }

  .page-contact .partner-tip:nth-child(even) {
    margin-left: 32px;
  }
}

/* ---------- 场景 ---------- */
.page-contact .contact-block--scenes {
  background: var(--ink-800);
}

.page-contact .scene-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .scene-item {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .scene-item__tag {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--orange);
  margin: 0;
}

.page-contact .scene-item__body h3 {
  margin: 0;
  font-size: 16px;
}

.page-contact .scene-item__body p {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--ink-300);
}

.page-contact .scene-item__path {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(36, 199, 190, 0.45);
  padding-bottom: 3px;
}

.page-contact .scene-item__path:hover,
.page-contact .scene-item__path:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (min-width: 820px) {
  .page-contact .scene-item {
    grid-template-columns: 56px 1fr 150px;
    align-items: start;
    gap: 20px;
    padding: 24px 0;
  }

  .page-contact .scene-item__path {
    justify-self: end;
    margin-top: 26px;
  }
}

/* ---------- 到访 ---------- */
.page-contact .visit-layout {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-contact .visit-note {
  padding: clamp(20px, 3.5vw, 34px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(245, 184, 65, 0.32);
  background: linear-gradient(168deg, rgba(245, 184, 65, 0.1), rgba(22, 42, 54, 0.9) 56%);
}

.page-contact .visit-note h2 {
  font-size: clamp(23px, 4vw, 34px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
}

.page-contact .visit-note p {
  margin-top: 12px;
  font-size: 14px;
  color: var(--ink-300);
  max-width: 56ch;
}

.page-contact .visit-note__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-contact .visit-aside {
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--radius-md);
  background: var(--ct-panel);
  border: 1px solid var(--ct-line-soft);
}

.page-contact .visit-aside__label {
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--ink-500);
  margin: 0 0 14px;
}

.page-contact .visit-aside__list {
  margin: 0;
  display: grid;
  gap: 12px;
}

.page-contact .visit-aside__list div {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--ct-line-soft);
}

.page-contact .visit-aside__list div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-contact .visit-aside__list dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-500);
}

.page-contact .visit-aside__list dd {
  margin: 0;
  font-size: 13px;
  color: var(--paper);
  word-break: break-all;
}

.page-contact .visit-aside__back {
  margin: 20px 0 0;
  font-size: 12px;
}

.page-contact .visit-aside__back a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(36, 199, 190, 0.5);
}

.page-contact .visit-aside__back a:hover,
.page-contact .visit-aside__back a:focus-visible {
  color: var(--paper);
}

@media (min-width: 900px) {
  .page-contact .visit-layout {
    grid-template-columns: 7fr 4fr;
    align-items: start;
  }
}

/* ---------- 焦点可见性 ---------- */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .mail-topic,
  .page-contact .tel-card {
    transition: none;
  }

  .page-contact .mail-topic:hover,
  .page-contact .mail-topic:focus-visible,
  .page-contact .tel-card:hover,
  .page-contact .tel-card:focus-visible {
    transform: none;
  }
}
<<<END>>>