.page-contact {
  --contact-glow-a: rgba(41, 224, 200, .18);
  --contact-glow-b: rgba(255, 122, 46, .14);
  position: relative;
  color: var(--text-1);
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  overflow: clip;
  padding-top: 26px;
  padding-bottom: 48px;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  top: -190px;
  right: -150px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--contact-glow-a), transparent 68%);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  bottom: -160px;
  left: -120px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--contact-glow-b), transparent 70%);
  pointer-events: none;
}

.page-contact .contact-hero > .container {
  position: relative;
  z-index: 1;
}

.page-contact .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 26px;
}

.page-contact .hero-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 7vw, 82px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--text-1);
}

.page-contact .hero-lede {
  margin: 20px 0 0;
  max-width: 50ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-contact .hero-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

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

.page-contact .hero-facts {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 34px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .hero-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-contact .fact-num {
  font-size: clamp(17px, 2vw, 21px);
  letter-spacing: .02em;
  color: var(--cyan-soft);
}

.page-contact .fact-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-2);
}

/* ---------- 区块通用头部 ---------- */
.page-contact .channels,
.page-contact .prepare,
.page-contact .feedback,
.page-contact .hours {
  border-top: 1px solid var(--line-soft);
  padding-top: 52px;
  padding-bottom: 52px;
}

.page-contact .section-head {
  display: grid;
  gap: 14px;
  max-width: 66ch;
  margin-bottom: 30px;
}

.page-contact .section-head h2,
.page-contact .prepare-copy h2,
.page-contact .hours-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(27px, 4vw, 44px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--text-1);
}

.page-contact .section-sub {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

/* ---------- 三条渠道 ---------- */
.page-contact .channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .channel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(165deg, var(--ink-800), var(--ink-900));
  transition: transform var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease);
}

.page-contact .channel::after {
  content: "";
  position: absolute;
  top: 16px;
  right: 16px;
  width: 24px;
  height: 24px;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-radius: 0 6px 0 0;
  opacity: .9;
  pointer-events: none;
}

.page-contact .channel:hover {
  transform: translateY(-3px);
  border-color: rgba(41, 224, 200, .42);
  box-shadow: 0 20px 42px -26px rgba(41, 224, 200, .55);
}

.page-contact .channel--mail {
  background: linear-gradient(160deg, var(--ink-700), var(--ink-900));
}

.page-contact .channel-tag {
  margin: 0;
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--text-3);
}

.page-contact .channel h3 {
  margin: 0;
  font-size: var(--fs-h3);
  font-weight: 500;
  color: var(--text-1);
}

.page-contact .channel .copy-chip {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  width: 100%;
  padding: 12px 14px;
  text-align: left;
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-950);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-contact .channel .copy-chip:hover,
.page-contact .channel .copy-chip:focus-visible {
  border-color: var(--cyan);
  background: var(--cyan-dim);
}

.page-contact .channel .copy-chip-text {
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.5vw, 16px);
  line-height: 1.45;
  word-break: break-word;
  color: var(--cyan-soft);
}

.page-contact .channel .copy-chip--address .copy-chip-text {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-1);
}

.page-contact .channel .copy-chip-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--text-2);
}

.page-contact .channel-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-contact .channel-foot {
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--amber-soft);
}

/* ---------- 咨询准备 ---------- */
.page-contact .prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .prepare-lede {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-contact .checklist {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
}

.page-contact .check {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: var(--ink-800);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-contact .check:hover {
  border-color: var(--line);
}

.page-contact .check input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .check-box {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 6px;
  border: 1.5px solid var(--line);
  background: var(--ink-950);
  transition: border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-contact .check input:checked + .check-box {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-contact .check input:checked + .check-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid var(--ink-950);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-contact .check input:focus-visible + .check-box {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.page-contact .check-body {
  display: grid;
  gap: 5px;
}

.page-contact .check-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-1);
}

.page-contact .check-hint {
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-contact .prepare-note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-3);
}

.page-contact .prepare-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 224, 200, .4);
}

.page-contact .prepare-note a:hover {
  color: var(--cyan-soft);
}

.page-contact .prepare-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--ink-800);
  overflow: hidden;
}

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

/* ---------- 反馈与合作 ---------- */
.page-contact .feedback-types {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.page-contact .ftype {
  position: relative;
  display: inline-flex;
}

.page-contact .ftype input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .ftype span {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-2);
  cursor: pointer;
  transition: color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              background var(--dur) var(--ease);
}

.page-contact .ftype span:hover {
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

.page-contact .ftype input:checked + span {
  border-color: var(--amber);
  background: var(--amber);
  color: var(--ink-950);
}

.page-contact .ftype input:focus-visible + span {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-contact .feedback-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-contact .panel {
  padding: 22px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--sage-dim);
}

.page-contact .panel h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 500;
  color: var(--text-1);
}

.page-contact .panel-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding: 0;
}

.page-contact .panel-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-contact .panel-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-contact .feedback-note {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-3);
}

.page-contact .feedback-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 224, 200, .4);
}

.page-contact .feedback-note a:hover {
  color: var(--cyan-soft);
}

/* ---------- 服务时间刻度 ---------- */
.page-contact .hours {
  background: linear-gradient(180deg, rgba(11, 30, 51, 0), rgba(11, 30, 51, .62));
  padding-bottom: 60px;
}

.page-contact .hours-head {
  display: grid;
  gap: 14px;
  max-width: 64ch;
}

.page-contact .hours-head > p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-2);
}

.page-contact .hours-ruler {
  margin-top: 34px;
}

.page-contact .ruler-track {
  position: relative;
  height: 8px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan-soft) 22%, var(--sage) 62%, var(--amber) 100%);
  opacity: .9;
}

.page-contact .ruler-track::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-image: repeating-linear-gradient(90deg,
    rgba(6, 16, 29, .55) 0 1px,
    transparent 1px 26px);
}

.page-contact .ruler-ticks {
  list-style: none;
  display: flex;
  justify-content: space-between;
  margin: 12px 0 0;
  padding: 0;
}

.page-contact .ruler-ticks li {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--text-2);
}

.page-contact .hours-meta {
  display: grid;
  gap: 10px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-contact .hours-meta p {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-contact .hours-meta .mono-num {
  min-width: 72px;
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-contact .contact-hero {
    padding-top: 34px;
    padding-bottom: 60px;
  }

  .page-contact .hero-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

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

  .page-contact .channel--mail {
    grid-column: 1 / -1;
  }

  .page-contact .feedback-panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .hours-meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 960px) {
  .page-contact .hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
    gap: 44px;
  }

  .page-contact .channels,
  .page-contact .prepare,
  .page-contact .feedback,
  .page-contact .hours {
    padding-top: 66px;
    padding-bottom: 66px;
  }

  .page-contact .prepare-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
    gap: 46px;
  }
}

@media (min-width: 1080px) {
  .page-contact .channel-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
    align-items: stretch;
  }

  .page-contact .channel--mail {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .channel,
  .page-contact .channel .copy-chip,
  .page-contact .check,
  .page-contact .check-box,
  .page-contact .ftype span {
    transition: none;
  }

  .page-contact .channel:hover {
    transform: none;
  }
}