.page-contact {
  --ct-band: 6px;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  padding-top: 32px;
  padding-bottom: 76px;
}

.page-contact .contact-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-contact .contact-hero__text {
  max-width: 660px;
}

.page-contact h1 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(30px, 5.2vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 12px 0 22px;
  color: var(--lake-deep);
}

.page-contact .contact-hero__text .lede {
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 30px;
}

.page-contact .contact-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 26px;
  align-items: center;
}

.page-contact .contact-hero__media {
  position: relative;
}

.page-contact .contact-hero__media::before {
  content: "";
  position: absolute;
  top: -10px;
  left: -10px;
  width: 72px;
  height: 72px;
  border-top: 1px solid var(--lake);
  border-left: 1px solid var(--lake);
  pointer-events: none;
}

.page-contact .contact-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

@media (min-width: 900px) {
  .page-contact .contact-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 56px;
    align-items: end;
  }
}

/* ---------- 三条通道 ---------- */
.page-contact .channel-deck {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 8px;
}

.page-contact .channel {
  position: relative;
  flex: 1 1 100%;
  display: flex;
  flex-direction: column;
  background: var(--mist);
  border: 1px solid var(--line);
  border-radius: 0;
  padding: 32px 24px 26px;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-contact .channel:hover {
  border-color: var(--lake);
  transform: translateY(-3px);
}

.page-contact .channel__bar {
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  height: var(--ct-band);
  background: var(--lake-deep);
  transition: height var(--t-fast) var(--ease);
}

.page-contact .channel:hover .channel__bar {
  height: 9px;
}

.page-contact .channel--phone .channel__bar {
  background: var(--orange);
}

.page-contact .channel--space .channel__bar {
  background: var(--jade);
}

@media (min-width: 800px) {
  .page-contact .channel--mail { flex: 5 1 320px; }
  .page-contact .channel--phone { flex: 3 1 220px; }
  .page-contact .channel--space { flex: 4 1 270px; }
}

.page-contact .channel__index {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  margin: 0 0 12px;
}

.page-contact .channel__title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.35;
  margin: 0 0 12px;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.page-contact .channel__value {
  font-family: var(--f-mono);
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.01em;
  color: var(--lake-deep);
  margin: 0 0 14px;
  overflow-wrap: anywhere;
}

.page-contact .channel--phone .channel__value,
.page-contact .channel--space .channel__value {
  font-size: 15px;
  color: var(--ink);
}

.page-contact .channel__desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 22px;
}

.page-contact .channel__meta {
  margin: auto 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
}

.page-contact .channel__meta > div {
  display: flex;
  gap: 12px;
  align-items: baseline;
}

.page-contact .channel__meta dt {
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}

.page-contact .channel__meta dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-contact .channel-deck__note {
  margin-top: 26px;
  max-width: 780px;
}

/* ---------- 在线时段 ---------- */
.page-contact .contact-hours__text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
  max-width: 60ch;
}

.page-contact .hours {
  margin-top: 32px;
}

.page-contact .hours__bar {
  position: relative;
  height: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-contact .hours__band {
  position: absolute;
  inset: 0;
  background-color: var(--jade);
  background-image: repeating-linear-gradient(
    115deg,
    rgba(255, 255, 255, 0.22) 0 2px,
    rgba(255, 255, 255, 0) 2px 8px
  );
}

.page-contact .hours__marks {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-contact .hours__mark {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-contact .hours__time {
  font-family: var(--f-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--jade);
}

.page-contact .hours__what {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--ink);
}

.page-contact .hours__tip {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-faint);
  transition: color var(--t-fast) var(--ease);
}

.page-contact .hours__mark:hover .hours__tip {
  color: var(--lake-deep);
}

@media (min-width: 620px) {
  .page-contact .hours__marks {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
  .page-contact .hours__mark:nth-child(2) { text-align: center; }
  .page-contact .hours__mark:nth-child(3) { text-align: right; }
}

/* ---------- 邮件写法 ---------- */
.page-contact .mail-lab {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 26px 22px 22px;
}

.page-contact .mail-lab__flag {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--mist);
  background: var(--orange);
  padding: 5px 12px;
  margin: 0 0 14px;
}

.page-contact .mail-lab__hint {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 22px;
  max-width: 62ch;
}

.page-contact .mail-lab .accordion__panel-inner p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
}

.page-contact .mail-sample__label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  margin: 18px 0 6px;
}

.page-contact .mail-sample {
  font-family: var(--f-mono);
  font-size: 13px;
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--lake-deep);
  background: var(--mist);
  border-left: 3px solid var(--orange);
  padding: 12px 14px;
  margin: 0;
  overflow-wrap: anywhere;
}

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

.page-contact .mail-steps li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-contact .mail-steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: var(--jade);
}

.page-contact .mail-steps b {
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--jade);
  margin-right: 8px;
}

.page-contact .mail-guide__note {
  margin-top: 26px;
}

@media (min-width: 700px) {
  .page-contact .mail-lab { padding: 34px 38px 30px; }
}

/* ---------- 服务空间 ---------- */
.page-contact .contact-space h2 {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 12px 0 18px;
}

.page-contact .contact-space__text {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
}

.page-contact .space-list {
  list-style: none;
  margin: 28px 0 20px;
  padding: 22px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px;
}

.page-contact .space-list li {
  display: grid;
  gap: 4px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-contact .space-list span {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--jade);
}

@media (min-width: 560px) {
  .page-contact .space-list li {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

.page-contact .contact-space__link {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0 0 6px;
}

.page-contact .floor {
  margin: 32px 0 0;
  padding: 22px 18px;
  background: var(--mist);
  border: 1px solid var(--line);
}

.page-contact .floor__svg {
  display: block;
  width: 100%;
  max-width: 340px;
  height: auto;
  margin: 0 auto;
}

.page-contact .floor__layer {
  fill: var(--mist);
  stroke: var(--line);
  stroke-width: 1;
}

.page-contact .floor__layer--on {
  fill: var(--glow);
  stroke: var(--jade);
}

.page-contact .floor__pin {
  fill: var(--orange);
}

.page-contact .floor__tag {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  fill: var(--ink-faint);
}

.page-contact .floor__tag--on {
  fill: var(--jade);
}

.page-contact .floor figcaption {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-faint);
  text-align: center;
}

.page-contact .contact-space .media {
  border: 1px solid var(--line);
}

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

.page-contact .contact-space .media__caption {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-faint);
}

/* ---------- 收束 ---------- */
.page-contact .contact-outro {
  border-top: 1px solid var(--line);
  padding: 46px 0 84px;
}

.page-contact .contact-outro p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0 0 18px;
  max-width: 760px;
}

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

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel__bar,
  .page-contact .hours__tip {
    transition: none;
  }
  .page-contact .channel:hover {
    transform: none;
  }
}