.page-contact {
  display: block;
  background: var(--c-paper);
  color: var(--c-ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  padding: 36px 0 52px;
  background:
    radial-gradient(120% 95% at 88% -12%, rgba(255, 138, 61, 0.18) 0%, rgba(255, 138, 61, 0) 58%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-night) 100%);
  color: var(--text-hi);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(44, 63, 58, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(44, 63, 58, 0.34) 1px, transparent 1px);
  background-size: 92px 92px;
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-contact .contact-hero__frame {
  position: relative;
  border: 1px solid var(--c-rule);
  border-radius: var(--radius);
  padding: 26px 20px 30px;
  background: rgba(7, 23, 20, 0.46);
  box-shadow: var(--shadow-soft);
}

.page-contact .contact-hero__frame::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 22px;
  right: 22px;
  height: 9px;
  background-image: repeating-linear-gradient(90deg, var(--c-rule) 0 1px, transparent 1px 13px);
  pointer-events: none;
}

.page-contact .contact-hero .crumbs {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--text-mid);
  padding-top: 6px;
}

.page-contact .contact-hero .crumbs a {
  color: var(--text-mid);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-contact .contact-hero .crumbs a:hover {
  color: var(--c-orange-lift);
}

.page-contact .contact-hero .eyebrow {
  margin-top: 18px;
  color: var(--c-orange);
}

.page-contact .contact-hero h1 {
  margin: 12px 0 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.75rem, 6vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--text-hi);
}

.page-contact .contact-hero__lead {
  margin: 18px 0 0;
  max-width: 52ch;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-mid);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .contact-hero__aside {
  border-top: 1px solid var(--c-rule);
  padding-top: 18px;
}

.page-contact .contact-hero__aside .v-note {
  color: var(--c-turf);
}

.page-contact .contact-hero__index {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-rule);
  border: 1px solid var(--c-rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-hero__index li {
  background: rgba(7, 23, 20, 0.72);
}

.page-contact .contact-hero__index a {
  display: block;
  padding: 13px 15px;
  font-family: var(--font-num);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--text-mid);
  text-decoration: none;
  transition: color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-contact .contact-hero__index a:hover {
  color: var(--c-orange);
  background: rgba(255, 138, 61, 0.08);
}

/* ---------- 通用章节 ---------- */
.page-contact .contact-sec {
  padding: 56px 0;
}

.page-contact .contact-sec--paper {
  background: var(--c-paper);
  color: var(--c-ink);
}

.page-contact .contact-sec--night {
  background: linear-gradient(180deg, var(--c-night) 0%, var(--c-ink) 100%);
  color: var(--text-hi);
}

.page-contact .contact-sec__head {
  margin-bottom: 28px;
}

.page-contact .contact-sec--paper .eyebrow {
  color: var(--c-clay);
}

.page-contact .contact-sec--night .eyebrow {
  color: var(--c-orange-lift);
}

.page-contact .contact-sec__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.375rem, 4.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-contact .contact-sec--paper .contact-sec__title {
  color: var(--c-ink);
}

.page-contact .contact-sec--night .contact-sec__title {
  color: var(--text-hi);
}

.page-contact .contact-sec__lead {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 0.9rem;
  line-height: 1.78;
}

.page-contact .contact-sec--paper .contact-sec__lead {
  color: #45564F;
}

.page-contact .contact-sec--night .contact-sec__lead {
  color: var(--text-mid);
}

/* ---------- 三条路径 ---------- */
.page-contact .contact-paths {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .contact-path {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  border: 1px solid rgba(14, 42, 36, 0.16);
  border-top: 3px solid var(--accent, var(--c-stone));
  border-radius: var(--radius);
  background: #FCFBF6;
  box-shadow: 0 1px 0 rgba(14, 42, 36, 0.04), 0 24px 44px -42px rgba(7, 23, 20, 0.85);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-contact .contact-path:hover {
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(14, 42, 36, 0.06), 0 28px 48px -36px rgba(7, 23, 20, 0.7);
}

.page-contact .contact-path--feedback { --accent: var(--c-orange); }
.page-contact .contact-path--account { --accent: var(--c-turf); }
.page-contact .contact-path--collab { --accent: var(--c-clay); }

.page-contact .contact-path__idx {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: var(--accent, var(--c-stone));
}

.page-contact .contact-path__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-ink);
}

.page-contact .contact-path__desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.75;
  color: #3E504B;
}

.page-contact .contact-path__req {
  margin: 8px 0 0;
  font-family: var(--font-num);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--c-stone);
}

.page-contact .contact-path__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-contact .contact-path__list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: #3E504B;
}

.page-contact .contact-path__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 1px;
  background: var(--accent, var(--c-stone));
}

.page-contact .contact-path__foot {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(14, 42, 36, 0.16);
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--c-stone);
}

/* ---------- 图片 ---------- */
.page-contact .contact-media {
  margin: 28px 0 0;
  border: 1px solid rgba(14, 42, 36, 0.14);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-night);
}

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

.page-contact .contact-media .media-frame__caption {
  padding: 12px 16px;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--text-mid);
  background: rgba(7, 23, 20, 0.9);
}

/* ---------- 受理时段 ---------- */
.page-contact .contact-timing {
  display: grid;
  gap: 30px;
}

.page-contact .contact-timing__tip {
  margin: 20px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--c-orange);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(255, 138, 61, 0.08);
  font-family: var(--font-num);
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--c-orange-lift);
}

.page-contact .contact-timing__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  grid-template-columns: 1fr;
  background: var(--c-rule);
  border: 1px solid var(--c-rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-timing__stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  background: rgba(7, 23, 20, 0.86);
}

.page-contact .contact-timing__num {
  font-family: var(--font-num);
  font-size: clamp(1.25rem, 4.6vw, 1.75rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--c-orange);
}

.page-contact .contact-timing__label {
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--text-mid);
}

/* ---------- 公示联系方式 ---------- */
.page-contact .contact-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(14, 42, 36, 0.16);
  border: 1px solid rgba(14, 42, 36, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-contact .contact-channel {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 22px 20px;
  background: #FCFBF6;
}

.page-contact .contact-channel__key {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: var(--c-clay);
}

.page-contact .contact-channel__value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1rem, 3.4vw, 1.25rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--c-ink);
  word-break: break-word;
}

.page-contact .contact-channel__note {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: #4A5B56;
}

/* ---------- 合作 ---------- */
.page-contact .contact-collab {
  display: grid;
  gap: 28px;
}

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

.page-contact .contact-collab__item {
  padding: 18px 20px;
  border: 1px solid var(--c-rule);
  border-left: 3px solid var(--c-clay);
  border-radius: var(--radius);
  background: rgba(14, 42, 36, 0.5);
}

.page-contact .contact-collab__item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-hi);
}

.page-contact .contact-collab__item p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.78;
  color: var(--text-mid);
}

/* ---------- 流转步骤 ---------- */
.page-contact .contact-steps {
  border: 1px solid rgba(14, 42, 36, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
  background: #FCFBF6;
}

.page-contact .contact-step + .contact-step {
  border-top: 1px solid rgba(14, 42, 36, 0.12);
}

.page-contact .contact-step__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 17px 18px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--c-ink);
  transition: background-color 0.18s var(--ease);
}

.page-contact .contact-step__trigger:hover {
  background: rgba(255, 138, 61, 0.08);
}

.page-contact .contact-step__num {
  font-family: var(--font-num);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--c-orange);
  border: 1px solid rgba(255, 138, 61, 0.45);
  border-radius: 4px;
  padding: 3px 7px;
  white-space: nowrap;
}

.page-contact .contact-step__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-contact .contact-step .expand__panel {
  padding: 0 18px 18px;
  font-size: 0.8125rem;
  line-height: 1.8;
  color: #4A5B56;
}

.page-contact .contact-step .expand__panel p {
  margin: 0;
}

/* ---------- 页尾导流 ---------- */
.page-contact .contact-tail {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
  padding: 24px 20px;
  border: 1px solid rgba(14, 42, 36, 0.16);
  border-radius: var(--radius);
  background: #FCFBF6;
}

.page-contact .contact-tail__lead {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #3E504B;
}

.page-contact .contact-tail__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding: 48px 0 66px;
  }

  .page-contact .contact-hero__frame {
    padding: 32px 30px 36px;
  }

  .page-contact .contact-sec {
    padding: 68px 0;
  }

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

  .page-contact .contact-path--collab {
    grid-column: 1 / -1;
  }

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

  .page-contact .contact-step__trigger {
    padding: 20px 22px;
    gap: 18px;
  }

  .page-contact .contact-step .expand__panel {
    padding: 0 22px 22px 74px;
  }

  .page-contact .contact-tail {
    padding: 26px 28px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: center;
    gap: 44px;
  }

  .page-contact .contact-hero__aside {
    border-top: 0;
    border-left: 1px solid var(--c-rule);
    padding-top: 0;
    padding-left: 22px;
  }

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

  .page-contact .contact-path--collab {
    grid-column: auto;
  }

  .page-contact .contact-timing {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 44px;
  }

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

  .page-contact .contact-collab {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 44px;
    align-items: start;
  }

  .page-contact .contact-tail {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
  }

  .page-contact .contact-tail__lead {
    max-width: 30ch;
  }
}

@media (min-width: 1200px) {
  .page-contact .contact-hero {
    padding: 60px 0 78px;
  }

  .page-contact .contact-path {
    padding: 26px 24px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}