/* ============ 联系我们 · 页面专属样式（作用域 .page-contact） ============ */
.page-contact {
  display: block;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  padding: 26px 0 44px;
  background-image:
    radial-gradient(120% 88% at 90% 0%, rgba(231, 217, 176, .62) 0%, rgba(231, 217, 176, 0) 60%),
    linear-gradient(180deg, rgba(255, 255, 255, .55) 0%, rgba(255, 255, 255, 0) 42%);
  border-bottom: 1px solid var(--paper-line);
  overflow: hidden;
}

.page-contact .contact-hero__inner {
  display: grid;
  gap: 30px;
}

.page-contact .contact-hero__lead .crumbs {
  margin-bottom: 16px;
}

.page-contact .contact-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(27px, 5.2vw, 44px);
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--ink);
  max-width: 20em;
}

.page-contact .contact-hero__text {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--brown);
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* 首屏右侧墨黑面板 */
.page-contact .contact-hero__panel {
  position: relative;
  background-color: var(--ink);
  background-image: linear-gradient(158deg, rgba(200, 162, 74, .18) 0%, rgba(20, 18, 16, 0) 58%);
  border-radius: var(--radius);
  padding: 22px 20px 24px;
  box-shadow: var(--shadow-lift);
  color: var(--paper);
}

.page-contact .contact-grid-art {
  display: block;
  width: 100%;
  height: auto;
}

.page-contact .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-contact .contact-hero__panel .tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .02em;
  border: 1px solid rgba(200, 162, 74, .55);
  background-color: rgba(200, 162, 74, .14);
  color: var(--gold-soft);
}

.page-contact .contact-hero__panel .tag--jade {
  border-color: rgba(46, 110, 98, .75);
  background-color: rgba(46, 110, 98, .22);
  color: #A6D6CB;
}

.page-contact .hero-panel__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(200, 162, 74, .38);
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(247, 241, 230, .78);
}

/* ---------- 章节骨架 ---------- */
.page-contact .section {
  padding: 42px 0;
}

.page-contact .section + .section {
  border-top: 1px solid var(--paper-line);
}

.page-contact .section__head {
  max-width: 68ch;
  margin-bottom: 26px;
}

.page-contact .section__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .26em;
  color: var(--gold);
}

.page-contact .section__title {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3.4vw, 31px);
  line-height: 1.32;
  color: var(--ink);
}

.page-contact .section__lead {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate-blue);
}

/* ---------- 01 联系渠道卡 ---------- */
.page-contact .channels {
  display: grid;
  gap: 16px;
}

.page-contact .channel {
  position: relative;
  background-color: var(--card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 24px 20px 22px;
  box-shadow: var(--shadow-soft);
  transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
}

.page-contact .channel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 52px;
  height: 3px;
  background-color: var(--gold);
}

.page-contact .channel:hover,
.page-contact .channel:focus-within {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: var(--shadow-lift);
}

.page-contact .channel__label {
  margin: 6px 0 0;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--jade);
}

.page-contact .channel__value {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: .01em;
  color: var(--ink);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .channel__text {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--brown);
}

.page-contact .channel__hours {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--slate-blue);
}

/* ---------- 图注容器 ---------- */
.page-contact .contact-figure {
  margin: 26px 0 0;
}

.page-contact .contact-figure img,
.page-contact .visit-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  border: 1px solid var(--paper-line);
}

.page-contact .contact-figure .media__cap,
.page-contact .visit-figure .media__cap {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate-blue);
}

/* ---------- 02 分类折叠 ---------- */
.page-contact .fold {
  border-top: 1px solid var(--paper-line);
}

.page-contact .fold details {
  border-bottom: 1px solid var(--paper-line);
}

.page-contact .fold__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
  transition: background-color var(--ease);
}

.page-contact .fold__summary::-webkit-details-marker {
  display: none;
}

.page-contact .fold__summary:hover {
  background-color: rgba(200, 162, 74, .1);
}

.page-contact .fold__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--gold);
}

.page-contact .fold details[open] > .fold__summary::after {
  content: "−";
}

.page-contact .fold__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  border: 1px solid rgba(200, 162, 74, .5);
  border-radius: 3px;
  padding: 2px 7px;
}

.page-contact .fold__name {
  font-family: var(--font-head);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .fold__body {
  padding: 4px 4px 22px;
  max-width: 76ch;
}

.page-contact .fold__row {
  display: grid;
  gap: 4px;
  margin: 0 0 14px;
  padding-left: 14px;
  border-left: 2px solid var(--paper-line);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-contact .fold__row:last-child {
  margin-bottom: 0;
}

.page-contact .fold__k {
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--jade);
}

.page-contact .fold__v {
  color: var(--brown);
}

/* 值守时间条 */
.page-contact .service-strip {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  margin-top: 26px;
  padding: 16px 18px;
  border: 1px solid rgba(46, 110, 98, .35);
  border-left: 4px solid var(--jade);
  border-radius: var(--radius);
  background-color: rgba(46, 110, 98, .07);
}

.page-contact .service-strip__dot {
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-radius: 50%;
  background-color: var(--jade);
}

.page-contact .service-strip__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--brown);
}

/* ---------- 03 合作步骤 ---------- */
.page-contact .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .step {
  position: relative;
  background-color: var(--card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  padding: 20px 18px 22px;
  box-shadow: var(--shadow-soft);
  transition: border-color var(--ease), transform var(--ease);
}

.page-contact .step:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-contact .step__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
  padding-bottom: 6px;
  border-bottom: 2px solid rgba(200, 162, 74, .4);
}

.page-contact .step__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: 17px;
  line-height: 1.5;
  color: var(--ink);
}

.page-contact .step__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--brown);
}

/* ---------- 04 邮寄与到访 ---------- */
.page-contact .visit-grid {
  display: grid;
  gap: 22px;
  align-items: start;
}

.page-contact .visit-card {
  background-color: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 26px 22px 24px;
  background-image: linear-gradient(150deg, rgba(200, 162, 74, .16) 0%, rgba(20, 18, 16, 0) 60%);
  box-shadow: var(--shadow-lift);
}

.page-contact .visit-card__label {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-contact .visit-card__value {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(17px, 2.6vw, 21px);
  line-height: 1.7;
  color: var(--paper);
}

.page-contact .visit-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 18px 0 0;
  border-top: 1px dashed rgba(200, 162, 74, .38);
  display: grid;
  gap: 14px;
}

.page-contact .visit-list li {
  font-size: 14px;
  line-height: 1.85;
  color: rgba(247, 241, 230, .82);
}

.page-contact .visit-list__k {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-soft);
}

.page-contact .visit-figure {
  margin: 0;
}

/* ---------- 05 咨询准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  gap: 24px;
  align-items: start;
}

.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: none;
}

.page-contact .prep-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  background-color: var(--card);
  border: 1px solid var(--paper-line);
  border-radius: var(--radius);
  transition: border-color var(--ease), background-color var(--ease);
}

.page-contact .prep-item:hover {
  border-color: rgba(200, 162, 74, .7);
  background-color: rgba(231, 217, 176, .3);
}

.page-contact .prep-item__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cinnabar);
  padding-top: 3px;
}

.page-contact .prep-item__text {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--brown);
}

.page-contact .prepare-aside {
  background-color: var(--brown);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 24px 20px;
  background-image: linear-gradient(160deg, rgba(46, 110, 98, .3) 0%, rgba(58, 46, 36, 0) 62%);
  box-shadow: var(--shadow-soft);
}

.page-contact .prepare-aside__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.5;
  color: var(--gold-soft);
}

.page-contact .prepare-aside__text {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(247, 241, 230, .85);
}

.page-contact .prepare-aside__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-contact .prepare-aside__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px dashed rgba(231, 217, 176, .35);
  font-size: 13px;
  line-height: 1.85;
  color: rgba(247, 241, 230, .72);
}

.page-contact .prepare-aside__note .ghost-link {
  display: inline-block;
  margin-top: 6px;
  color: var(--gold-soft);
}

/* ---------- 桌面端布局 ---------- */
@media (min-width: 768px) {
  .page-contact .channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 30px;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero {
    padding: 34px 0 58px;
  }

  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-hero__panel {
    padding: 26px 24px 28px;
  }

  .page-contact .section {
    padding: 62px 0;
  }

  .page-contact .section__head {
    margin-bottom: 32px;
  }

  .page-contact .visit-grid {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    gap: 34px;
    align-items: stretch;
  }

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

/* 桌面悬停时再补出工作时间行，触摸设备保持常显 */
@media (hover: hover) and (min-width: 960px) {
  .page-contact .channel__hours {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height var(--ease), opacity var(--ease), margin-top var(--ease);
  }

  .page-contact .channel:hover .channel__hours,
  .page-contact .channel:focus-within .channel__hours {
    max-height: 80px;
    margin-top: 14px;
    opacity: 1;
  }
}
</main>