.page-contact {
  --c-hair: rgba(244, 237, 226, 0.14);
  --c-hair-strong: rgba(244, 237, 226, 0.28);
  --c-card-shadow: 0 30px 60px -34px rgba(0, 0, 0, 0.9);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  padding: clamp(36px, 9vw, 92px) 0 clamp(48px, 8vw, 96px);
}

.page-contact .contact-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.36;
}

.page-contact .contact-hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(180deg, rgba(11, 18, 32, 0.7) 0%, rgba(11, 18, 32, 0.88) 56%, var(--ink) 100%),
    repeating-linear-gradient(0deg, transparent 0 70px, rgba(244, 237, 226, 0.045) 70px 71px),
    repeating-linear-gradient(90deg, transparent 0 70px, rgba(244, 237, 226, 0.045) 70px 71px);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-hero .breadcrumb__link,
.page-contact .contact-hero .breadcrumb__current {
  color: rgba(244, 237, 226, 0.62);
}

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

.page-contact .contact-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: clamp(22px, 4vw, 38px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .contact-hero__eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--orange);
  flex: none;
}

.page-contact .contact-hero__title {
  margin: 16px 0 0;
  max-width: 19ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 7.6vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-contact .contact-hero__title em {
  font-style: normal;
  background: linear-gradient(96deg, var(--cyan) 0%, var(--gold) 46%, var(--orange) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--orange);
}

.page-contact .contact-hero__lead {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.65vw, 17.5px);
  line-height: 1.82;
  color: rgba(244, 237, 226, 0.78);
}

.page-contact .contact-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(24px, 4vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .hero-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--c-hair-strong);
  border-radius: var(--r-pill);
  background: rgba(22, 35, 58, 0.72);
  font-size: 13px;
  line-height: 1.5;
  color: rgba(244, 237, 226, 0.88);
}

.page-contact .hero-tag--live {
  border-color: rgba(43, 232, 208, 0.5);
  background: rgba(43, 232, 208, 0.09);
  color: var(--cyan);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-section {
  padding: clamp(42px, 7.5vw, 84px) 0;
}

.page-contact .contact-section--slab {
  padding-top: 0;
}

.page-contact .block-head {
  max-width: 72ch;
}

.page-contact .block-head .annot {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-contact .block-head__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 4.6vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-contact .block-head__lead {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.85;
  color: rgba(244, 237, 226, 0.72);
}

/* ---------- 联络卡片 ---------- */
.page-contact .contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(26px, 4.5vw, 42px);
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px 24px 24px;
  border: 1px solid rgba(43, 232, 208, 0.38);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, #f7f1e7 0%, var(--paper) 100%);
  color: var(--text-ink);
  box-shadow: var(--c-card-shadow);
  transition: transform 0.45s var(--ease), border-color 0.45s var(--ease);
}

.page-contact .contact-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--teal);
}

.page-contact .contact-card__k {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(16, 22, 31, 0.55);
}

.page-contact .contact-card__v {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.1vw, 19px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--text-ink);
  overflow-wrap: anywhere;
}

.page-contact .contact-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(16, 22, 31, 0.74);
}

.page-contact .contact-card__foot {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(16, 22, 31, 0.14);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--teal);
}

@media (hover: hover) {
  .page-contact .contact-card:hover {
    transform: translateY(-6px);
    border-color: var(--cyan);
  }
}

/* ---------- 纸面面板 ---------- */
.page-contact .contact-slab {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 58px);
  border-radius: var(--r-lg);
  background: var(--paper);
  color: var(--text-ink);
  box-shadow: 0 44px 90px -56px rgba(0, 0, 0, 0.95);
}

.page-contact .contact-slab::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--orange) 58%, var(--gold) 100%);
}

.page-contact .contact-slab .annot--dark {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
}

.page-contact .slab-title {
  margin: 0;
  max-width: 26ch;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(23px, 4.4vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text-ink);
}

.page-contact .slab-lead {
  margin: 16px 0 0;
  max-width: 68ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.88;
  color: rgba(16, 22, 31, 0.74);
}

.page-contact .slab-link {
  color: var(--teal);
  text-decoration: underline;
  text-decoration-color: rgba(14, 92, 87, 0.5);
  text-underline-offset: 3px;
}

.page-contact .slab-link:hover {
  color: var(--orange);
  text-decoration-color: var(--orange);
}

/* ---------- 服务时间 ---------- */
.page-contact .timing-list {
  display: grid;
  gap: 0;
  margin: clamp(22px, 4vw, 36px) 0 0;
  padding: 0;
  list-style: none;
  border-bottom: 1px solid rgba(16, 22, 31, 0.14);
}

.page-contact .timing-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 0;
  border-top: 1px solid rgba(16, 22, 31, 0.14);
}

.page-contact .timing-item__k {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 700;
  color: var(--teal);
}

.page-contact .timing-item__v {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(16, 22, 31, 0.78);
}

/* ---------- 通道选择 ---------- */
.page-contact .contact-channels {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 58px);
  border-radius: var(--r-lg);
  background: var(--ink-2);
}

.page-contact .contact-channels__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  pointer-events: none;
}

.page-contact .contact-channels__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(140deg, rgba(11, 18, 32, 0.94) 0%, rgba(22, 35, 58, 0.86) 100%),
    repeating-linear-gradient(0deg, transparent 0 58px, rgba(244, 237, 226, 0.05) 58px 59px);
}

.page-contact .contact-channels__inner {
  position: relative;
  z-index: 2;
}

.page-contact .contact-channels .annot {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .route-track {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(22px, 3.8vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .route-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 17px 9px 13px;
  border: 1px solid rgba(244, 237, 226, 0.24);
  border-radius: var(--r-pill);
  background: rgba(11, 18, 32, 0.62);
  font-size: 13.5px;
  font-weight: 600;
  color: rgba(244, 237, 226, 0.9);
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-contact .route-chip__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}

@media (hover: hover) {
  .page-contact .route-chip:hover {
    border-color: var(--cyan);
    background: rgba(43, 232, 208, 0.1);
    color: var(--cyan);
  }
}

.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: clamp(22px, 4vw, 34px);
}

.page-contact .channel {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid var(--c-hair);
  border-radius: var(--r-md);
  background: rgba(11, 18, 32, 0.66);
  scroll-margin-top: 130px;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.page-contact .channel:target {
  border-color: var(--orange);
  background: rgba(255, 107, 44, 0.08);
}

@media (hover: hover) {
  .page-contact .channel:hover {
    border-color: rgba(43, 232, 208, 0.5);
    background: rgba(22, 35, 58, 0.82);
  }
}

.page-contact .channel__no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-contact .channel__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-contact .channel__desc {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(244, 237, 226, 0.74);
}

.page-contact .channel__link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .channel__link:hover {
  color: var(--orange);
}

.page-contact .channel__via {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--c-hair);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--gold);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .coop-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: clamp(22px, 4vw, 34px) 0 0;
}

.page-contact .coop-item {
  padding: 20px 20px 20px 22px;
  border-left: 4px solid var(--teal);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: rgba(220, 207, 188, 0.4);
}

.page-contact .coop-item--device {
  border-left-color: var(--orange);
}

.page-contact .coop-item--venue {
  border-left-color: var(--gold);
}

.page-contact .coop-item--editorial {
  border-left-color: var(--cyan);
}

.page-contact .coop-item__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(16px, 2.2vw, 19px);
  font-weight: 800;
  color: var(--text-ink);
}

.page-contact .coop-item__desc {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: rgba(16, 22, 31, 0.76);
}

/* ---------- 备案信息 ---------- */
.page-contact .compliance {
  margin-top: clamp(22px, 4vw, 36px);
  padding: clamp(20px, 4vw, 38px);
  border: 1px solid var(--c-hair);
  border-radius: var(--r-lg);
  background: linear-gradient(122deg, rgba(22, 35, 58, 0.92) 0%, rgba(11, 18, 32, 0.92) 100%);
}

.page-contact .meta-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  padding: 15px 0;
  border-bottom: 1px solid var(--c-hair);
}

.page-contact .meta-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-contact .meta-row:first-child {
  padding-top: 0;
}

.page-contact .meta-row__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

.page-contact .meta-row__v {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(244, 237, 226, 0.84);
  overflow-wrap: anywhere;
}

/* ---------- 提交提示 ---------- */
.page-contact .tip-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 13px;
  margin: clamp(20px, 3.6vw, 32px) 0 0;
  padding: 0;
  list-style: none;
}

.page-contact .tip-list__item {
  position: relative;
  padding-left: 32px;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(16, 22, 31, 0.78);
}

.page-contact .tip-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 15px;
  height: 15px;
  border: 1.5px solid var(--teal);
  border-radius: 4px;
  background: rgba(43, 232, 208, 0.18);
}

.page-contact .tips-foot {
  margin: clamp(22px, 3.6vw, 32px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(16, 22, 31, 0.14);
  font-size: 14px;
  line-height: 1.78;
  color: rgba(16, 22, 31, 0.7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .timing-item {
    grid-template-columns: minmax(150px, 220px) 1fr;
    gap: 20px;
    align-items: baseline;
  }

  .page-contact .channel-grid,
  .page-contact .coop-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .meta-row {
    grid-template-columns: 200px 1fr;
    gap: 18px;
    align-items: baseline;
  }

  .page-contact .tip-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 22px;
  }
}

@media (min-width: 820px) {
  .page-contact .contact-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-contact .contact-hero__title {
    max-width: 22ch;
  }

  .page-contact .contact-cards {
    gap: 20px;
  }
}

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

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