.page-contact {
  --contact-line: rgba(79, 216, 232, .16);
  --contact-line-soft: rgba(131, 148, 168, .28);
  overflow-x: clip;
  color: var(--fog);
}

.page-contact .section {
  padding-block: clamp(38px, 6vw, 82px);
}

.page-contact .lede {
  color: var(--slate);
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.78;
  max-width: 52ch;
}

.page-contact .eyebrow {
  display: block;
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ice);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: clamp(18px, 4vw, 40px);
  padding-bottom: clamp(30px, 5vw, 60px);
}

.page-contact .contact-hero .crumbs {
  margin-bottom: clamp(20px, 4vw, 40px);
}

.page-contact .contact-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-contact .contact-hero-copy .display--xl {
  margin: 0 0 20px;
  font-size: clamp(34px, 9vw, 68px);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--fog);
}

.page-contact .contact-hero-copy .lede {
  margin: 0 0 24px;
}

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

.page-contact .contact-hero-media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--contact-line);
  box-shadow: 0 26px 64px -34px rgba(79, 216, 232, .6);
}

.page-contact .contact-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.92) brightness(.94);
}

/* ---------- 章节标题 ---------- */
.page-contact .section-head {
  margin-bottom: clamp(20px, 3.5vw, 34px);
}

.page-contact .section-head .display--l {
  margin: 0;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.14;
  color: var(--fog);
}

/* ---------- 直接联系 ---------- */
.page-contact .contact-direct-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}

.page-contact .channel {
  padding: clamp(18px, 3vw, 30px) 0;
  border-top: 1px dashed var(--contact-line-soft);
}

.page-contact .channel:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-contact .channel-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-contact .channel-mail {
  display: inline-block;
  max-width: 100%;
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 32px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--ice);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 2px solid rgba(79, 216, 232, .32);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-contact .channel-mail:hover,
.page-contact .channel-mail:focus-visible {
  color: var(--ice-soft);
  border-bottom-color: var(--amber);
}

.page-contact .channel-tel {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 8.4vw, 66px);
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--fog);
  font-variant-numeric: tabular-nums;
}

.page-contact .channel-note {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .contact-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-contact .placard {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(18px, 3vw, 26px);
  background: linear-gradient(140deg, rgba(79, 216, 232, .1), rgba(17, 28, 51, .78) 62%);
  border: 1px solid var(--contact-line);
  border-left: 3px solid var(--amber);
  border-radius: 4px var(--radius) var(--radius) 4px;
}

.page-contact .placard-no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-contact .placard-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-contact .placard-text {
  margin: 0 0 10px;
  font-size: clamp(16px, 2.6vw, 19px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--fog);
}

.page-contact .placard-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--slate);
}

.page-contact .side-note {
  padding: clamp(18px, 3vw, 26px);
  background: var(--ink-800);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
}

.page-contact .side-note-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ice);
}

.page-contact .side-note p {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 服务时间 ---------- */
.page-contact .hours-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-contact .contact-hours-media {
  aspect-ratio: 3 / 2;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--contact-line);
}

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

.page-contact .hours-copy .display--l {
  margin: 0 0 16px;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.14;
  color: var(--fog);
}

.page-contact .hours-copy .lede {
  margin: 0;
  max-width: 50ch;
}

.page-contact .clock-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .clock-list li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .clock-list li span {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--ice);
  font-variant-numeric: tabular-nums;
}

.page-contact .clock-list li p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

.page-contact .hours-foot {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

.page-contact .hours-foot a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .hours-foot a:hover,
.page-contact .hours-foot a:focus-visible {
  color: var(--ice-soft);
}

/* ---------- 咨询前准备 ---------- */
.page-contact .prep-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--contact-line);
}

.page-contact .prep-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: clamp(18px, 3vw, 26px) 0;
  border-bottom: 1px solid var(--contact-line);
}

.page-contact .prep-no {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-contact .prep-list h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(17px, 3vw, 21px);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1.35;
  color: var(--fog);
}

.page-contact .prep-list p {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 合作与反馈 ---------- */
.page-contact .collab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}

.page-contact .collab-grid .display--l {
  margin: 0 0 16px;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.14;
  color: var(--fog);
}

.page-contact .collab-grid .lede {
  margin: 0 0 24px;
}

.page-contact .collab-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .collab-list li {
  padding: clamp(16px, 2.6vw, 22px);
  background: var(--ink-800);
  border: 1px solid var(--contact-line);
  border-radius: var(--radius);
}

.page-contact .collab-tag {
  margin-bottom: 10px;
}

.page-contact .collab-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---------- 冰青收束条 ---------- */
.page-contact .contact-band-wrap {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-contact .help-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 44px);
  padding: clamp(24px, 4vw, 48px);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(135deg, var(--ice-soft) 0%, var(--ice) 56%, #3cc7dc 100%);
  color: var(--ink-900);
}

.page-contact .help-band .eyebrow {
  color: rgba(11, 18, 32, .7);
  margin: 0 0 10px;
}

.page-contact .help-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.2vw, 36px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.page-contact .help-lead p {
  margin: 0 0 20px;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(11, 18, 32, .78);
}

.page-contact .help-band .btn-line {
  background: var(--ink-900);
  color: var(--ice-soft);
  border-color: transparent;
}

.page-contact .help-band .btn-line:hover,
.page-contact .help-band .btn-line:focus-visible {
  background: var(--ink-750);
  color: var(--fog);
}

.page-contact .help-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .help-links li a {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(11, 18, 32, .1);
  color: var(--ink-900);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.55;
  text-decoration: none;
  transition: background .18s var(--ease), transform .18s var(--ease);
}

.page-contact .help-links li a:hover,
.page-contact .help-links li a:focus-visible {
  background: rgba(11, 18, 32, .2);
  transform: translateX(3px);
}

/* ---------- 焦点可见性 ---------- */
.page-contact a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-contact .contact-hero-media {
    aspect-ratio: 3 / 2;
  }
}

@media (min-width: 900px) {
  .page-contact .help-band {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-contact .contact-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-contact .hours-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 980px) {
  .page-contact .contact-direct-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .9fr);
  }

  .page-contact .collab-grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel-mail,
  .page-contact .help-links li a {
    transition: none;
  }

  .page-contact .help-links li a:hover,
  .page-contact .help-links li a:focus-visible {
    transform: none;
  }
}