.page-contact {
  --c-rule: rgba(159, 170, 196, 0.26);
  --c-rule-gold: rgba(232, 195, 106, 0.5);
  --c-pad: clamp(20px, 4vw, 34px);
  position: relative;
  color: var(--paper);
  font-family: var(--font-body);
  background:
    radial-gradient(110% 60% at 6% 0%, rgba(22, 36, 74, 0.95) 0%, rgba(7, 11, 26, 0) 58%),
    radial-gradient(80% 50% at 102% 22%, rgba(71, 224, 208, 0.12) 0%, rgba(7, 11, 26, 0) 62%),
    var(--ink-night);
}

.page-contact p,
.page-contact h1,
.page-contact h2,
.page-contact h3,
.page-contact figure,
.page-contact dl,
.page-contact dd {
  margin: 0;
}

.page-contact ul,
.page-contact ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact a {
  color: inherit;
}

.page-contact a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .breadcrumbs {
  padding-top: clamp(14px, 3vw, 26px);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-contact .img-frame__caption {
  padding: 10px 14px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-intro {
  padding: clamp(16px, 4vw, 34px) 0 clamp(26px, 5vw, 56px);
}

.page-contact .contact-intro__grid {
  display: grid;
  gap: clamp(14px, 3vw, 26px);
}

.page-contact .contact-intro h1 {
  margin-top: clamp(10px, 2vw, 16px);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 7.2vw, 4.1rem);
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--paper);
  text-wrap: balance;
}

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

.page-contact .contact-intro__lead {
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.9;
  color: rgba(241, 238, 230, 0.84);
}

.page-contact .quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-contact .quick-tags__item {
  padding: 6px 12px;
  font-size: 0.76rem;
  letter-spacing: 0.12em;
  color: var(--gold-soft);
  border: 1px solid var(--c-rule-gold);
  background: rgba(232, 195, 106, 0.06);
}

.page-contact .contact-intro__figure {
  margin-top: clamp(22px, 4vw, 40px);
  border: 2px solid var(--c-rule);
  box-shadow: var(--shadow-hard);
  background: var(--ink-deep);
}

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

@media (min-width: 900px) {
  .page-contact .contact-intro__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
    gap: clamp(26px, 4vw, 60px);
  }
}

/* ---------- 接待台 ---------- */
.page-contact .desk {
  padding: clamp(26px, 5vw, 64px) 0 clamp(30px, 6vw, 72px);
}

.page-contact .desk__grid {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
}

.page-contact .desk__board {
  position: relative;
  padding: var(--c-pad);
  border: 2px solid var(--c-rule-gold);
  border-radius: 0;
  background: linear-gradient(158deg, rgba(22, 36, 74, 0.96), rgba(13, 23, 48, 0.98));
  box-shadow: var(--shadow-hard);
}

.page-contact .desk__board::before {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  top: -2px;
  height: 6px;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft) 45%, var(--cyan));
}

.page-contact .desk__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: 0.02em;
  color: var(--gold-soft);
}

.page-contact .desk__hint {
  margin-top: 10px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(241, 238, 230, 0.72);
}

.page-contact .desk-line {
  display: grid;
  gap: 6px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--c-rule);
}

.page-contact .desk-line__label {
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  color: var(--mist);
}

.page-contact .desk-line__value {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 4.4vw, 1.9rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--gold-soft);
  font-variant-numeric: tabular-nums;
}

.page-contact .desk-line__value--mail {
  font-size: clamp(0.86rem, 2.9vw, 1.14rem);
  letter-spacing: 0.02em;
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .desk-line__value--addr {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.4vw, 1.05rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .desk-line__note {
  font-size: 0.8rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .desk__channels {
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
}

.page-contact .channel {
  position: relative;
  display: grid;
  gap: 10px;
  padding: clamp(18px, 3vw, 26px) clamp(18px, 3vw, 28px);
  background: linear-gradient(150deg, rgba(22, 36, 74, 0.9), rgba(13, 23, 48, 0.94));
  border: 2px solid var(--c-rule);
  box-shadow: 6px 6px 0 0 rgba(7, 11, 26, 0.7);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  left: -2px;
  top: -2px;
  bottom: -2px;
  width: 5px;
  background: var(--cyan);
}

.page-contact .channel--gold::before {
  background: var(--gold);
}

.page-contact .channel--amber::before {
  background: var(--amber);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-2px);
  border-color: var(--gold);
  box-shadow: 6px 10px 0 0 rgba(7, 11, 26, 0.85);
}

.page-contact .channel__index {
  font-size: 0.78rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-contact .channel__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 3vw, 1.4rem);
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .channel__desc {
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(241, 238, 230, 0.78);
}

.page-contact .channel__list {
  display: grid;
  gap: 6px;
  margin-top: 2px;
}

.page-contact .channel__list li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 8px;
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-contact .channel__list li::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-top: 0.55em;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-contact .channel__link {
  justify-self: start;
  margin-top: 4px;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(71, 224, 208, 0.5);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-contact .channel__link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

@media (min-width: 980px) {
  .page-contact .desk__grid {
    grid-template-columns: minmax(280px, 0.86fr) minmax(0, 1.14fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-contact .desk__board {
    position: sticky;
    top: clamp(84px, 12vh, 120px);
  }
}

/* ---------- 厂商合作 ---------- */
.page-contact .vendor {
  padding: clamp(30px, 6vw, 76px) 0;
  background: linear-gradient(180deg, rgba(13, 23, 48, 0) 0%, rgba(13, 23, 48, 0.92) 18%, rgba(13, 23, 48, 0.92) 82%, rgba(13, 23, 48, 0) 100%);
}

.page-contact .vendor__grid {
  display: grid;
  gap: clamp(20px, 3.5vw, 44px);
}

.page-contact .vendor__figure {
  border: 2px solid var(--c-rule-gold);
  box-shadow: var(--shadow-hard);
  background: var(--ink-cloud);
  align-self: start;
}

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

.page-contact .vendor__body h2 {
  margin-top: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.4vw, 2.4rem);
  line-height: 1.28;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .vendor__lead {
  margin-top: 14px;
  font-size: 0.95rem;
  line-height: 1.9;
  color: rgba(241, 238, 230, 0.8);
}

.page-contact .vendor__lead .num {
  font-family: var(--font-mono);
  color: var(--cyan);
  overflow-wrap: anywhere;
}

.page-contact .vendor-steps {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 28px);
  counter-reset: vs;
}

.page-contact .vendor-steps__item {
  position: relative;
  counter-increment: vs;
  padding: 4px 0 4px 18px;
  border-left: 2px solid var(--c-rule-gold);
}

.page-contact .vendor-steps__item::before {
  content: counter(vs, decimal-leading-zero);
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .vendor-steps__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
}

.page-contact .vendor-steps__text {
  margin-top: 6px;
  font-size: 0.84rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .vendor-mail {
  margin-top: clamp(20px, 3vw, 28px);
  padding: 18px 20px;
  border: 1px dashed var(--c-rule-gold);
  background: rgba(7, 11, 26, 0.6);
}

.page-contact .vendor-mail__label {
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-contact .vendor-mail__body {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.95;
  letter-spacing: 0.01em;
  white-space: pre-line;
  color: var(--paper);
  overflow-wrap: anywhere;
}

@media (min-width: 880px) {
  .page-contact .vendor__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
  }

  .page-contact .vendor__figure {
    position: sticky;
    top: clamp(84px, 12vh, 120px);
  }

  .page-contact .vendor-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-contact .vendor-steps__item {
    padding: 22px 18px 0 0;
    border-left: 0;
    border-top: 2px solid var(--c-rule-gold);
  }

  .page-contact .vendor-steps__item::after {
    content: "";
    position: absolute;
    right: 4px;
    top: -7px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 8px solid var(--gold);
  }

  .page-contact .vendor-steps__item:last-child {
    padding-right: 0;
  }

  .page-contact .vendor-steps__item:last-child::after {
    display: none;
  }
}

/* ---------- 响应与地址 ---------- */
.page-contact .reply {
  padding: clamp(28px, 5vw, 68px) 0;
}

.page-contact .reply__grid {
  display: grid;
  gap: clamp(16px, 3vw, 28px);
}

.page-contact .reply__panel,
.page-contact .reply__address {
  position: relative;
  padding: var(--c-pad);
  border: 2px solid var(--c-rule);
  border-radius: 0;
  box-shadow: var(--shadow-hard);
}

.page-contact .reply__panel {
  background: linear-gradient(150deg, rgba(22, 36, 74, 0.94), rgba(13, 23, 48, 0.98));
  border-color: rgba(71, 224, 208, 0.45);
}

.page-contact .reply__panel h2,
.page-contact .reply__address h2 {
  margin-top: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 3.6vw, 1.9rem);
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-contact .reply__lead {
  margin-top: 12px;
  font-size: 0.92rem;
  line-height: 1.9;
  color: rgba(241, 238, 230, 0.8);
}

.page-contact .reply__stats {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .reply__stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--c-rule);
}

.page-contact .reply__stat dt {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-contact .reply__stat dd {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3vw, 1.3rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-contact .reply__again {
  margin-top: 18px;
  font-size: 0.86rem;
  line-height: 1.85;
  color: rgba(241, 238, 230, 0.72);
}

.page-contact .reply__address {
  overflow: hidden;
  background: linear-gradient(160deg, rgba(22, 36, 74, 0.92), rgba(7, 11, 26, 0.96));
  border-color: var(--c-rule-gold);
}

.page-contact .address-lines {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  color: var(--gold);
  opacity: 0.3;
  pointer-events: none;
}

.page-contact .reply__address > *:not(.address-lines) {
  position: relative;
  z-index: 1;
}

.page-contact .reply__addr {
  margin-top: 14px;
  font-size: clamp(1rem, 2.8vw, 1.2rem);
  font-weight: 500;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: var(--gold-soft);
}

.page-contact .reply__addr-note {
  margin-top: 12px;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 940px) {
  .page-contact .reply__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}

/* ---------- 沟通准备 ---------- */
.page-contact .prep {
  padding: clamp(26px, 5vw, 64px) 0;
}

.page-contact .prep__head {
  max-width: 46rem;
}

.page-contact .prep__head h2,
.page-contact .sec-head h2 {
  margin-top: 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4.2vw, 2.2rem);
  line-height: 1.3;
  color: var(--paper);
  text-wrap: balance;
}

.page-contact .prep__head p {
  margin-top: 12px;
  font-size: 0.92rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-contact .prep__list {
  display: grid;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-contact .prep__item {
  border: 1px solid var(--c-rule);
  background: rgba(22, 36, 74, 0.45);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-contact .prep__label {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  cursor: pointer;
}

.page-contact .prep__label input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--cyan);
}

.page-contact .prep__text {
  font-size: 0.87rem;
  line-height: 1.8;
  color: rgba(241, 238, 230, 0.76);
}

.page-contact .prep__text strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  color: var(--gold-soft);
}

.page-contact .prep__item:hover {
  border-color: var(--c-rule-gold);
}

.page-contact .prep__item:has(input:checked) {
  border-color: var(--cyan);
  background: rgba(71, 224, 208, 0.08);
}

.page-contact .prep__item:has(input:checked) .prep__text {
  color: var(--paper);
}

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

/* ---------- 常见入口 ---------- */
.page-contact .entries {
  padding: clamp(26px, 5vw, 64px) 0 clamp(40px, 7vw, 92px);
}

.page-contact .entries__grid {
  display: grid;
  gap: 12px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-contact .entry-card {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 18px 18px 20px;
  text-decoration: none;
  border: 2px solid var(--c-rule);
  background: rgba(13, 23, 48, 0.7);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-contact .entry-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  background: rgba(22, 36, 74, 0.85);
}

.page-contact .entry-card__index {
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--gold);
}

.page-contact .entry-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: 0.03em;
  color: var(--paper);
}

.page-contact .entry-card__desc {
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-contact .entry-card__arrow {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--cyan);
}

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

@media (min-width: 1080px) {
  .page-contact .entries__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .entry-card,
  .page-contact .prep__item,
  .page-contact .channel__link {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .channel:focus-within,
  .page-contact .entry-card:hover {
    transform: none;
  }
}