/* ============ 联系入口 / contact ============ */

.page-contact {
  --c-ink-soft: #4A5261;
  position: relative;
  background: var(--indigo);
  color: var(--paper);
  overflow-x: clip;
}

/* --- 面包屑 --- */
.page-contact .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 24px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}
.page-contact .crumbs__link,
.page-contact .crumbs__sep {
  color: var(--slate);
  text-decoration: none;
}
.page-contact .crumbs__link:hover,
.page-contact .crumbs__link:focus-visible {
  color: var(--glow);
}
.page-contact .crumbs__current {
  color: var(--paper);
}

/* --- 首屏分屏 --- */
.page-contact .c-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-top: 30px;
}
.page-contact .c-hero__text .eyebrow {
  margin: 0;
}
.page-contact .c-hero__text h1 {
  margin: 14px 0 0;
}
.page-contact .c-hero__text .lede {
  margin: 18px 0 0;
}
.page-contact .c-hero__text .note {
  margin: 16px 0 0;
  max-width: 34em;
}

.page-contact .c-frame {
  margin: 0;
  position: relative;
  background: var(--night);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}
.page-contact .c-frame img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* --- 左右非对称分栏 --- */
.page-contact .c-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 46px;
}
.page-contact .c-split__main .lede {
  margin: 18px 0 0;
}

/* --- 三条联系通道 --- */
.page-contact .c-channels {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-contact .c-channel {
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--line);
}
.page-contact .c-channel__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--slate);
}
.page-contact .c-channel__value {
  margin: 8px 0 0;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  font-size: clamp(21px, 6vw, 34px);
  line-height: 1.1;
  letter-spacing: -.01em;
  color: var(--gold);
  word-break: break-word;
}
.page-contact .c-channel__value--mail {
  font-size: clamp(15px, 4.4vw, 25px);
  word-break: break-all;
}
.page-contact .c-channel__value--text {
  font-family: var(--font-sans);
  font-size: clamp(17px, 4.6vw, 24px);
  font-weight: 700;
  letter-spacing: 0;
  color: var(--paper);
}
.page-contact .c-channel__desc {
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

/* --- 对接步骤 --- */
.page-contact .c-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}
.page-contact .c-step {
  position: relative;
  padding: 0 0 30px 60px;
}
.page-contact .c-step::after {
  content: "";
  position: absolute;
  left: 19px;
  top: 46px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(to bottom, var(--line-strong), transparent);
}
.page-contact .c-step:last-child {
  padding-bottom: 0;
}
.page-contact .c-step:last-child::after {
  display: none;
}
.page-contact .c-step__no {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  font-size: 14px;
  color: var(--gold);
  background: var(--wash);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% 70%, 74% 100%, 0 100%);
}
.page-contact .c-step__title {
  margin: 6px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}
.page-contact .c-step__body {
  margin: 8px 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}
.page-contact .c-step__prep {
  margin: 11px 0 0;
  display: inline-block;
  padding: 5px 11px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--glow);
  background: rgba(255, 217, 138, .08);
  border-left: 2px solid var(--gold);
  opacity: .7;
  transition: opacity .2s var(--ease), transform .2s var(--ease);
}
.page-contact .c-step:hover .c-step__prep,
.page-contact .c-step:focus-within .c-step__prep {
  opacity: 1;
  transform: translateX(3px);
}

/* --- 服务时段 --- */
.page-contact .c-hours {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--paper);
  color: var(--ink);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}
.page-contact .c-hours__body {
  padding: 30px 22px 34px;
}
.page-contact .c-hours__body .eyebrow {
  margin: 0;
  color: var(--agate);
}
.page-contact .c-hours__body .section__title {
  color: var(--ink);
  margin-top: 12px;
}
.page-contact .c-hours__body > p {
  margin: 16px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}
.page-contact .c-hours__list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid rgba(27, 31, 39, .14);
}
.page-contact .c-hours__list li {
  padding: 15px 0;
  border-bottom: 1px solid rgba(27, 31, 39, .14);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink-soft);
}
.page-contact .c-hours__list strong {
  display: block;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
}
.page-contact .c-hours__foot {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-ink-soft);
}
.page-contact .c-hours__media {
  margin: 0;
  order: -1;
  background: var(--night);
}
.page-contact .c-hours__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* --- 常见对接场景 --- */
.page-contact .c-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 28px;
}
.page-contact .c-scene {
  position: relative;
  padding: 26px 22px 28px;
  background: rgba(247, 243, 234, .04);
  border: 1px solid var(--line);
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}
.page-contact .c-scene::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 3px;
  background: var(--gold);
}
.page-contact .c-scene:nth-child(2)::before {
  background: var(--agate);
}
.page-contact .c-scene:nth-child(3)::before {
  background: var(--turq);
}
.page-contact .c-scene:nth-child(4)::before {
  background: var(--glow);
}
.page-contact .c-scene:hover,
.page-contact .c-scene:focus-within {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  background: rgba(247, 243, 234, .07);
}
.page-contact .c-scene h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}
.page-contact .c-scene p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}
.page-contact .c-scene .c-scene__link {
  margin-top: 18px;
}
.page-contact .c-scene__link a {
  font-size: 13px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 166, 35, .42);
  padding-bottom: 2px;
}
.page-contact .c-scene__link a:hover,
.page-contact .c-scene__link a:focus-visible {
  color: var(--glow);
  border-bottom-color: var(--glow);
}

/* --- 底部深墨信息带 --- */
.page-contact .c-band {
  background: var(--night);
  border-top: 1px solid var(--line);
  padding: 46px 0 54px;
}
.page-contact .c-band__head .eyebrow {
  margin: 0;
  color: var(--gold);
}
.page-contact .c-band__head .section__title {
  margin-top: 12px;
}
.page-contact .c-band__list {
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
.page-contact .c-band__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.page-contact .c-band__row dt {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--slate);
}
.page-contact .c-band__row dd {
  margin: 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--paper);
}
.page-contact .c-band__row dd.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  letter-spacing: .01em;
}

.page-contact .c-addr {
  margin-top: 28px;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
}
.page-contact .c-addr summary {
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--glow);
}
.page-contact .c-addr summary::-webkit-details-marker {
  display: none;
}
.page-contact .c-addr summary::before {
  content: "＋";
  margin-right: 8px;
  color: var(--gold);
}
.page-contact .c-addr[open] summary::before {
  content: "－";
}
.page-contact .c-addr p {
  margin: 12px 0 0;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.85;
  color: var(--slate);
}

/* --- 焦点反馈 --- */
.page-contact a:focus-visible,
.page-contact summary:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 3px;
}

/* --- 滚动显现（有 JS 时才启用隐藏态） --- */
.has-js .page-contact .c-step[data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.has-js .page-contact .c-step[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* --- 中等宽度 --- */
@media (min-width: 700px) {
  .page-contact .c-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
  .page-contact .c-hours__body {
    padding: 34px 32px 38px;
  }
}

@media (min-width: 760px) {
  .page-contact .c-band__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--line);
  }
  .page-contact .c-band__row {
    border-bottom: 0;
    border-left: 1px solid var(--line);
    padding: 6px 0 6px 22px;
  }
  .page-contact .c-band__row:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

/* --- 桌面端 --- */
@media (min-width: 880px) {
  .page-contact .c-hours {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: stretch;
  }
  .page-contact .c-hours__media {
    order: 0;
    height: 100%;
  }
  .page-contact .c-hours__media img {
    height: 100%;
    aspect-ratio: auto;
  }
  .page-contact .c-hours__body {
    padding: 46px 42px 48px;
  }
}

@media (min-width: 900px) {
  .page-contact .c-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 56px;
    padding-top: 46px;
  }
}

@media (min-width: 1000px) {
  .page-contact .c-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 64px;
  }
}

@media (min-width: 1100px) {
  .page-contact .c-scenes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }
  .page-contact .c-scene:nth-child(even) {
    margin-top: 26px;
  }
  .page-contact .c-band {
    padding: 56px 0 66px;
  }
}

/* --- 降低动效 --- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .c-step__prep,
  .page-contact .c-scene,
  .has-js .page-contact .c-step[data-reveal] {
    transition: none;
  }
  .has-js .page-contact .c-step[data-reveal] {
    opacity: 1;
    transform: none;
  }
}