.page-contact {
  --ct-pad: clamp(56px, 7vw, 104px);
  --ct-glow: rgba(0, 229, 255, 0.14);
  --ct-warm: rgba(255, 106, 26, 0.16);
}

.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(28px, 4.5vw, 56px) 0 clamp(44px, 6vw, 84px);
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-contact .contact-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-contact .contact-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 7, 14, 0.5) 0%, rgba(5, 7, 14, 0.88) 58%, var(--bg) 100%),
    linear-gradient(105deg, var(--ct-glow) 0%, transparent 46%);
}

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

.page-contact .contact-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(36px, 7vw, 74px);
  line-height: 1.02;
  letter-spacing: 0.01em;
  margin: 18px 0 0;
  max-width: 14ch;
  color: var(--ink);
}

.page-contact .contact-hero__lede {
  margin: clamp(18px, 2.4vw, 28px) 0 0;
  max-width: 52ch;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.75;
  color: var(--muted);
}

.page-contact .contact-hero .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-contact .contact-hero .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

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

.page-contact .breadcrumb__sep {
  color: var(--line);
}

.page-contact .contact-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(26px, 3.6vw, 42px);
}

.page-contact .contact-quick__item {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(11, 18, 36, 0.78);
  color: var(--ink);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-contact .contact-quick__item:hover,
.page-contact .contact-quick__item:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
}

.page-contact .contact-block {
  padding: var(--ct-pad) 0;
}

.page-contact .contact-block--layer {
  background:
    linear-gradient(180deg, rgba(20, 28, 49, 0.62) 0%, rgba(5, 7, 14, 0) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-contact .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: currentColor;
}

.page-contact .contact-h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 3.4vw, 42px);
  line-height: 1.12;
  margin: 14px 0 0;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-contact .contact-h3 {
  font-family: var(--font-head);
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.24;
  margin: 0 0 10px;
  color: var(--ink);
}

.page-contact .contact-block p {
  color: var(--muted);
  line-height: 1.78;
  font-size: 15.5px;
  max-width: 62ch;
}

.page-contact .contact-block a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
}

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

/* ---------- 客服通道 ---------- */

.page-contact .contact-service {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: start;
}

.page-contact .contact-service__main {
  padding: clamp(24px, 3vw, 40px);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(11, 18, 36, 0.96) 0%, rgba(5, 7, 14, 0.96) 100%);
  position: relative;
  overflow: hidden;
}

.page-contact .contact-service__main::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-contact .contact-lines {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
  margin-top: clamp(26px, 3.4vw, 40px);
}

.page-contact .contact-line {
  display: grid;
  gap: 8px;
  padding-left: clamp(14px, 1.8vw, 22px);
  border-left: 2px solid var(--line);
}

.page-contact .contact-line--mail {
  border-left-color: var(--cyan);
}

.page-contact .contact-line--phone {
  border-left-color: var(--orange);
}

.page-contact .contact-line--hours {
  border-left-color: var(--amber);
}

.page-contact .contact-line__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-line__v {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.2;
  word-break: break-word;
}

.page-contact .contact-line--mail .contact-line__v {
  font-size: clamp(16px, 2.3vw, 27px);
  color: var(--cyan);
}

.page-contact .contact-line--phone .contact-line__v {
  font-size: clamp(28px, 4.6vw, 50px);
  color: var(--orange);
  letter-spacing: 0.02em;
}

.page-contact .contact-line--hours .contact-line__v {
  font-size: clamp(20px, 2.6vw, 32px);
  color: var(--amber);
}

.page-contact .contact-line__note {
  margin: 0;
  font-size: 14.5px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 52ch;
}

.page-contact .contact-tip {
  margin-top: clamp(24px, 3vw, 34px);
  padding: 16px 18px;
  border: 1px dashed var(--line);
  background: rgba(20, 28, 49, 0.55);
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
  max-width: none;
}

.page-contact .contact-service__aside {
  padding: clamp(20px, 2.4vw, 30px);
  border: 1px solid var(--line);
  background: var(--layer);
}

.page-contact .contact-figure {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: clamp(20px, 2.4vw, 28px);
}

.page-contact .contact-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.72;
}

.page-contact .contact-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 7, 14, 0.1) 0%, rgba(5, 7, 14, 0.72) 100%);
  pointer-events: none;
}

.page-contact .contact-steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-contact .contact-steps li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

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

.page-contact .contact-steps .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.page-contact .contact-mini {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- 商务合作 ---------- */

.page-contact .contact-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: end;
}

.page-contact .contact-head__lede {
  margin: 0;
  max-width: 58ch;
}

.page-contact .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: clamp(26px, 3.4vw, 40px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-contact .filter-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  cursor: pointer;
}

.page-contact .filter-btn[aria-pressed="true"] {
  border-color: var(--orange);
  color: var(--orange);
  background: rgba(255, 106, 26, 0.1);
}

.page-contact .filter-status {
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  max-width: none;
}

.page-contact .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  margin-top: clamp(24px, 3vw, 36px);
}

.page-contact .coop-card {
  position: relative;
  padding: clamp(22px, 2.6vw, 30px);
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-contact .coop-card:hover {
  border-color: rgba(0, 229, 255, 0.5);
  transform: translateY(-2px);
}

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

.page-contact .coop-card__no {
  display: block;
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--cyan);
  margin-bottom: 14px;
}

.page-contact .coop-card p {
  font-size: 14.5px;
  line-height: 1.75;
  max-width: none;
}

.page-contact .coop-card__meta {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-contact .contact-note {
  margin-top: clamp(24px, 3vw, 34px);
  padding-left: 18px;
  border-left: 2px solid var(--orange);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 68ch;
}

/* ---------- 内容纠错 ---------- */

.page-contact .correction {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  align-items: start;
}

.page-contact .contact-inline-links {
  margin-top: 18px;
  font-size: 14.5px;
}

.page-contact .correction__panel {
  padding: clamp(22px, 2.6vw, 32px);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 18, 36, 0.95) 0%, rgba(5, 7, 14, 0.95) 100%);
}

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

.page-contact .contact-list li {
  position: relative;
  padding: 13px 0 13px 26px;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
}

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

.page-contact .contact-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 21px;
  width: 8px;
  height: 2px;
  background: var(--green);
}

/* ---------- 地址与地区 ---------- */

.page-contact .address-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
  padding: clamp(24px, 3vw, 42px);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(11, 18, 36, 0.96) 0%, rgba(20, 28, 49, 0.9) 100%);
  position: relative;
  overflow: hidden;
}

.page-contact .address-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background: linear-gradient(115deg, transparent 0%, var(--ct-warm) 100%);
  pointer-events: none;
}

.page-contact .address-panel__left,
.page-contact .address-panel__right {
  position: relative;
}

.page-contact .address-line {
  margin: 12px 0 0;
  font-size: clamp(18px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
  max-width: none;
}

.page-contact .address-panel .divider {
  height: 1px;
  background: var(--line);
  margin: clamp(20px, 2.6vw, 30px) 0;
}

.page-contact .address-meta {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-contact .address-meta > div {
  display: grid;
  gap: 6px;
}

.page-contact .address-meta dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .address-meta dd {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 回复节奏 ---------- */

.page-contact .contact-head--single {
  display: block;
}

.page-contact .rhythm {
  list-style: none;
  margin: clamp(28px, 3.6vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-contact .rhythm__item {
  position: relative;
  padding: 26px 22px 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-contact .rhythm__bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent 72%);
}

.page-contact .rhythm__item:nth-child(2) .rhythm__bar {
  background: linear-gradient(90deg, var(--orange), transparent 72%);
}

.page-contact .rhythm__item:nth-child(3) .rhythm__bar {
  background: linear-gradient(90deg, var(--amber), transparent 72%);
}

.page-contact .rhythm__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.page-contact .rhythm__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  max-width: none;
}

.page-contact .rhythm__item .tag {
  justify-self: start;
  margin-top: 4px;
}

.page-contact .contact-cta {
  margin-top: clamp(34px, 4.4vw, 56px);
  padding-top: clamp(24px, 3vw, 34px);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 18px;
  align-items: center;
}

.page-contact .contact-cta p {
  margin: 0;
  font-size: 15px;
  max-width: 52ch;
}

.page-contact .contact-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .contact-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
  }

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

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

@media (min-width: 960px) {
  .page-contact .contact-service {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }

  .page-contact .correction {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-contact .address-panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-contact .contact-hero h1 {
    max-width: 16ch;
  }
}

@media (min-width: 1100px) {
  .page-contact .coop-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .page-contact .contact-quick__item {
    padding: 9px 14px;
    font-size: 13px;
  }

  .page-contact .contact-line--mail .contact-line__v {
    font-size: 15px;
  }

  .page-contact .filter-status {
    margin-left: 0;
    width: 100%;
  }
}

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

  .page-contact .coop-card:hover {
    transform: none;
  }
}