.page-contact {
  --c-max: 1180px;
  --c-gap: clamp(18px, 2.8vw, 38px);
  --c-pad: clamp(20px, 2.6vw, 32px);
  position: relative;
  overflow-x: hidden;
  padding: clamp(26px, 4.6vw, 58px) 0 clamp(56px, 8vw, 108px);
  color: var(--silver);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

.page-contact > .wrap {
  max-width: var(--c-max);
  margin-inline: auto;
}

/* ---------- 面包屑 ---------- */
.page-contact .crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(22px, 3.4vw, 40px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver-dim);
}

.page-contact .crumb a {
  color: var(--silver-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-contact .crumb a:hover,
.page-contact .crumb a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
  outline: none;
}

/* ---------- 首屏联络卡 ---------- */
.contact-open {
  display: grid;
  gap: var(--c-gap);
  margin-bottom: clamp(46px, 6.6vw, 92px);
}

.contact-open__card {
  position: relative;
  padding: calc(var(--c-pad) + 16px) var(--c-pad) calc(var(--c-pad) + 8px);
  background: linear-gradient(158deg, rgba(18, 42, 92, 0.96) 0%, rgba(10, 18, 48, 0.99) 70%);
  border: 1px solid var(--line-strong);
  box-shadow: 0 22px 54px rgba(5, 11, 22, 0.55);
  overflow: hidden;
}

.contact-open__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 60px;
  border-top: 3px solid var(--orange);
  border-left: 3px solid var(--orange);
  pointer-events: none;
}

.contact-open__card::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 58px;
  height: 58px;
  border-bottom: 3px solid rgba(47, 107, 255, 0.5);
  border-right: 3px solid rgba(47, 107, 255, 0.5);
  pointer-events: none;
}

.contact-open__stamp {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.contact-open__title {
  margin: 0 0 18px;
  font-size: clamp(30px, 5.4vw, 54px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: #ffffff;
}

.page-contact .lede {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--silver);
}

.contact-open__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.contact-open__pills a {
  display: inline-block;
  text-decoration: none;
  transition: transform 0.24s var(--ease), background-color 0.24s var(--ease), color 0.24s var(--ease);
}

.contact-open__pills a:hover,
.contact-open__pills a:focus-visible {
  transform: translateY(-2px);
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.contact-open__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--deep-2);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.contact-open__figure:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 107, 44, 0.55);
}

.contact-open__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.contact-open__figure figcaption {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--silver-dim);
  border-top: 1px solid var(--line);
  background: rgba(10, 18, 48, 0.88);
}

/* ---------- 通用章节头 ---------- */
.page-contact section {
  margin-bottom: clamp(46px, 6.6vw, 92px);
}

.page-contact section:last-of-type {
  margin-bottom: 0;
}

.page-contact .sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
}

.page-contact .sec-head__num {
  flex: none;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
  border: 1px solid rgba(255, 107, 44, 0.45);
  line-height: 1.5;
}

.page-contact .sec-head__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.page-contact .contact-lead {
  margin: 0 0 clamp(20px, 2.8vw, 32px);
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver-dim);
}

/* ---------- 01 联系通道 ---------- */
.contact-grid {
  display: grid;
  gap: 16px;
}

.contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--c-pad);
  background: rgba(18, 42, 92, 0.5);
  border: 1px solid var(--line);
  outline: none;
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease),
    box-shadow 0.28s var(--ease), background-color 0.28s var(--ease);
}

.contact-card:hover,
.contact-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--orange);
  background: rgba(18, 42, 92, 0.84);
  box-shadow: 0 18px 38px rgba(5, 11, 22, 0.55);
}

.contact-card:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  color: var(--orange);
  border: 1px solid rgba(255, 107, 44, 0.4);
  background: rgba(255, 107, 44, 0.08);
  transition: background-color 0.28s var(--ease), color 0.28s var(--ease);
}

.contact-card:hover .contact-card__icon,
.contact-card:focus-visible .contact-card__icon {
  background: var(--orange);
  color: var(--ink);
}

.contact-card__title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--silver-dim);
  font-family: var(--font-mono);
}

.contact-card__value {
  margin: 0 0 14px;
  font-size: clamp(17px, 1.9vw, 21px);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: #ffffff;
  word-break: break-word;
}

.contact-card__desc {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver);
}

.contact-card__meta {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

/* ---------- 02 反馈类型与准备清单 ---------- */
.contact-types__grid {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.feedback-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.feedback-list__item {
  display: flex;
  gap: 16px;
  padding: clamp(16px, 2vw, 22px) clamp(14px, 2vw, 22px);
  background: rgba(10, 18, 48, 0.66);
  border-left: 3px solid rgba(47, 107, 255, 0.55);
  transition: background-color 0.26s var(--ease), border-color 0.26s var(--ease),
    transform 0.26s var(--ease);
}

.feedback-list__item:hover,
.feedback-list__item:focus-within {
  transform: translateX(4px);
  background: rgba(18, 42, 92, 0.82);
  border-left-color: var(--orange);
}

.feedback-list__idx {
  flex: none;
  width: 30px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 3px;
}

.feedback-list__body {
  min-width: 0;
}

.feedback-list__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
}

.feedback-list__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.prepare-slip {
  position: relative;
  padding: var(--c-pad);
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--ink);
  box-shadow: 10px 10px 0 rgba(255, 107, 44, 0.28);
  outline: none;
  transition: box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.prepare-slip:hover,
.prepare-slip:focus-within,
.prepare-slip:focus {
  transform: translateY(-3px);
  box-shadow: 14px 14px 0 rgba(255, 107, 44, 0.42);
}

.prepare-slip:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.prepare-slip__eyebrow {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #C24A12;
}

.prepare-slip__title {
  margin: 0 0 18px;
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.prepare-slip__list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: 13.5em;
  overflow: hidden;
  transition: max-height 0.45s var(--ease);
}

.prepare-slip:hover .prepare-slip__list,
.prepare-slip:focus .prepare-slip__list,
.prepare-slip:focus-within .prepare-slip__list {
  max-height: 40em;
}

.prepare-slip__list li {
  display: flex;
  gap: 12px;
  padding: 9px 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: #16233E;
  border-bottom: 1px dashed rgba(5, 11, 22, 0.18);
}

.prepare-slip__list li:last-child {
  border-bottom: none;
}

.prepare-slip__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #C24A12;
  padding-top: 3px;
}

/* ---------- 03 响应时间 ---------- */
.contact-hours__grid {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.hours-track {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.hours-track__row {
  padding: clamp(14px, 1.8vw, 20px) clamp(14px, 1.8vw, 20px);
  background: rgba(18, 42, 92, 0.46);
  border-left: 3px solid rgba(216, 225, 240, 0.28);
  transition: border-color 0.26s var(--ease), background-color 0.26s var(--ease);
}

.hours-track__row:hover {
  border-left-color: var(--orange);
  background: rgba(18, 42, 92, 0.78);
}

.hours-track__row dt {
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--orange-soft);
}

.hours-track__row dd {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--silver);
}

.hours-track__bar {
  flex: none;
  width: 34px;
  height: 6px;
  margin-top: 10px;
  border-radius: 3px;
  background: var(--silver-dim);
}

.hours-track__bar--on {
  background: linear-gradient(90deg, var(--blue), var(--orange));
}

.hours-track__bar--soft {
  background: rgba(216, 225, 240, 0.34);
}

.contact-hours__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--deep-2);
  overflow: hidden;
}

.contact-hours__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.contact-hours__figure figcaption {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--silver-dim);
  border-top: 1px solid var(--line);
  background: rgba(10, 18, 48, 0.88);
}

/* ---------- 04 到访与地址 ---------- */
.contact-visit__grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
}

.contact-visit__card {
  position: relative;
  padding: calc(var(--c-pad) + 8px) var(--c-pad) var(--c-pad);
  background: linear-gradient(200deg, rgba(18, 42, 92, 0.9), rgba(10, 18, 48, 0.98));
  border: 1px solid var(--line-strong);
  overflow: hidden;
}

.contact-visit__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), var(--orange-soft) 45%, var(--blue));
}

.contact-visit__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.contact-visit__addr {
  margin: 0 0 16px;
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.contact-visit__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--silver);
}

.contact-visit__notes {
  display: grid;
  gap: 12px;
}

.visit-note {
  padding: clamp(16px, 2vw, 20px);
  background: rgba(18, 42, 92, 0.38);
  border: 1px solid var(--line);
  transition: border-color 0.26s var(--ease), transform 0.26s var(--ease);
}

.visit-note:hover {
  transform: translateY(-3px);
  border-color: rgba(47, 107, 255, 0.7);
}

.visit-note__title {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--orange-soft);
  letter-spacing: 0.02em;
}

.visit-note p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-dim);
}

/* ---------- 05 合作与内容源 ---------- */
.coop-grid {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.coop-card {
  position: relative;
  padding: var(--c-pad);
  background: rgba(10, 18, 48, 0.7);
  border: 1px solid var(--line);
  transition: background-color 0.26s var(--ease), border-color 0.26s var(--ease),
    transform 0.26s var(--ease);
}

.coop-card:hover {
  transform: translateY(-4px);
  background: rgba(18, 42, 92, 0.82);
  border-color: rgba(255, 107, 44, 0.6);
}

.coop-card__no {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.coop-card__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  color: #ffffff;
}

.coop-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--silver-dim);
}

.coop-tip {
  margin: 0;
  padding: clamp(16px, 2vw, 22px) clamp(16px, 2.2vw, 26px);
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--silver);
  background: rgba(47, 107, 255, 0.1);
  border-left: 3px solid var(--blue);
}

.coop-tip__code {
  display: inline-block;
  margin: 0 2px;
  padding: 2px 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--deep);
  background: var(--orange-soft);
  border-radius: 2px;
}

/* ---------- 06 识别信息 ---------- */
.legal-grid {
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
}

.legal-grid__list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.legal-grid__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.legal-grid__row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
}

.legal-grid__row dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  color: #ffffff;
  word-break: break-word;
}

.legal-links {
  padding: clamp(18px, 2.4vw, 26px);
  background: rgba(18, 42, 92, 0.42);
  border: 1px solid var(--line);
}

.legal-links__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
}

.legal-links__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.legal-links__list a {
  display: block;
  padding: 10px 12px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--silver);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease),
    background-color 0.24s var(--ease), padding-left 0.24s var(--ease);
}

.legal-links__list a:hover,
.legal-links__list a:focus-visible {
  color: #ffffff;
  padding-left: 18px;
  border-left-color: var(--orange);
  background: rgba(47, 107, 255, 0.16);
  outline: none;
}

.legal-links__list a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .legal-grid__row {
    grid-template-columns: 140px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }
}

@media (min-width: 960px) {
  .contact-open {
    grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
    align-items: stretch;
  }

  .contact-types__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

  .contact-hours__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

  .contact-visit__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .legal-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact *,
  .page-contact *::before,
  .page-contact *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .prepare-slip__list {
    max-height: none;
  }
}
<<<END>>>