/* ===== 联系我们 · 页面专属样式 ===== */
.page-contact {
  background: var(--bg-deep);
  color: var(--text-main);
  overflow-x: hidden;
}

.page-contact .contact-hero__inner,
.page-contact .contact-channels__inner,
.page-contact .contact-feedback__inner,
.page-contact .contact-partnership__inner,
.page-contact .contact-bottom__inner {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 24px;
}

.page-contact .section-eyebrow {
  color: var(--accent-green);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-contact a:focus-visible {
  outline: 2px solid var(--accent-green);
  outline-offset: 3px;
  border-radius: 2px;
}

/* 面包屑 */
.page-contact .breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 24px 0;
  font-size: 0.8125rem;
  color: var(--text-mute);
}

.page-contact .breadcrumbs a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-contact .breadcrumbs a:hover {
  color: var(--accent-green);
}

.page-contact .breadcrumbs__sep {
  opacity: 0.5;
}

.page-contact .breadcrumbs [aria-current="page"] {
  color: var(--text-main);
}

/* ===== Hero ===== */
.page-contact .contact-hero {
  position: relative;
  padding: clamp(56px, 8vw, 96px) 0 clamp(48px, 7vw, 80px);
  text-align: center;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% -20%, rgba(57, 255, 20, 0.07) 0%, transparent 60%),
    repeating-linear-gradient(-45deg, transparent 0 22px, rgba(57, 255, 20, 0.025) 22px 23px);
  pointer-events: none;
}

.page-contact .contact-hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 100%;
  max-width: 960px;
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--accent-green) 35%, var(--accent-blue) 65%, transparent);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero .section-eyebrow {
  margin-bottom: 18px;
}

.page-contact .contact-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 5vw, 3.25rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  color: var(--text-main);
  text-wrap: balance;
}

.page-contact .contact-hero__lead {
  max-width: 620px;
  margin: 0 auto;
  font-size: clamp(0.9375rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  color: var(--text-dim);
}

/* ===== 联系渠道 ===== */
.page-contact .contact-channels {
  position: relative;
  padding: clamp(48px, 8vw, 88px) 0;
}

.page-contact .contact-channels__head {
  text-align: center;
  max-width: 560px;
  margin: 0 auto clamp(32px, 5vw, 48px);
}

.page-contact .contact-channels__head h2,
.page-contact .contact-feedback h2,
.page-contact .contact-partnership h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.4vw, 2.25rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
  color: var(--text-main);
}

.page-contact .contact-channels__head p:last-child {
  color: var(--text-dim);
  line-height: 1.7;
  margin: 0;
}

.page-contact .contact-channels__stage {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  padding: 32px 20px;
}

.page-contact .contact-channels__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.08;
  filter: saturate(0.5);
  pointer-events: none;
}

.page-contact .contact-card-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .contact-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: rgba(11, 15, 20, 0.72);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 32px 20px 28px;
  transition: background-color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.page-contact .contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20%;
  right: 20%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  opacity: 0.85;
}

.page-contact .contact-card:hover {
  background: var(--bg-float);
  border-color: var(--accent-green);
  transform: translateY(-4px);
}

.page-contact .contact-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  color: var(--accent-green);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.page-contact .contact-card:hover .contact-card__icon {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.page-contact .contact-card--phone .contact-card__icon {
  color: var(--accent-blue);
}

.page-contact .contact-card--phone:hover .contact-card__icon {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.page-contact .contact-card--address .contact-card__icon {
  color: var(--accent-gold);
}

.page-contact .contact-card--address:hover .contact-card__icon {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

.page-contact .contact-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 12px;
  color: var(--text-dim);
}

.page-contact .contact-card__value {
  font-family: var(--font-data);
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.5;
  color: var(--text-main);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

.page-contact .contact-card--email .contact-card__value {
  color: var(--accent-green);
}

.page-contact .contact-card--phone .contact-card__value {
  color: var(--accent-blue);
}

.page-contact .contact-card__value[href]:hover {
  color: var(--accent-green);
}

.page-contact .contact-card--address .contact-card__value {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--text-main);
}

.page-contact .contact-card__note {
  margin: 16px 0 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-mute);
}

/* ===== 咨询与反馈 ===== */
.page-contact .contact-feedback {
  padding: clamp(48px, 8vw, 88px) 0;
  background: var(--bg-panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.page-contact .contact-feedback__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-contact .contact-feedback__text {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-contact .contact-feedback__text p {
  margin: 0 0 20px;
}

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

.page-contact .contact-feedback__text li {
  position: relative;
  padding-left: 20px;
}

.page-contact .contact-feedback__text li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 8px;
  height: 2px;
  background: var(--accent-green);
}

.page-contact .contact-feedback__text a,
.page-contact .contact-partnership__mail {
  color: var(--accent-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 255, 20, 0.35);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-contact .contact-feedback__text a:hover,
.page-contact .contact-partnership__mail:hover {
  border-color: var(--accent-green);
  color: var(--text-main);
}

.page-contact .contact-feedback__panel {
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent-green);
  border-radius: 0 8px 8px 0;
  padding: 24px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-contact .contact-feedback__panel p {
  margin: 0 0 12px;
}

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

.page-contact .contact-feedback__panel-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: var(--accent-green);
}

/* ===== 合作洽谈 ===== */
.page-contact .contact-partnership {
  padding: clamp(48px, 8vw, 88px) 0;
}

.page-contact .contact-partnership__lead {
  max-width: 640px;
  color: var(--text-dim);
  font-size: 0.9375rem;
  line-height: 1.8;
  margin: 0 0 28px;
}

.page-contact .contact-partnership__box {
  background: linear-gradient(135deg, var(--bg-panel) 0%, var(--bg-float) 100%);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 32px 28px;
  max-width: 640px;
}

.page-contact .contact-partnership__box .tag {
  display: inline-block;
  margin-bottom: 16px;
}

.page-contact .contact-partnership__mail {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 1.125rem;
  margin-bottom: 12px;
}

.page-contact .contact-partnership__desc {
  color: var(--text-mute);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 0;
}

/* ===== 底部 ===== */
.page-contact .contact-bottom {
  padding: clamp(40px, 7vw, 72px) 0 clamp(48px, 8vw, 88px);
  border-top: 1px solid var(--line);
}

.page-contact .contact-map {
  max-width: 600px;
  margin: 0 auto 56px;
  text-align: center;
}

.page-contact .contact-map__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.page-contact .contact-map figcaption {
  margin-top: 14px;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--text-mute);
}

.page-contact .contact-quicklinks {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 32px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.page-contact .contact-quicklinks a {
  position: relative;
  color: var(--text-dim);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 8px 0;
  transition: color 0.2s ease;
}

.page-contact .contact-quicklinks a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--accent-green);
  transition: width 0.25s ease;
}

.page-contact .contact-quicklinks a:hover {
  color: var(--accent-green);
}

.page-contact .contact-quicklinks a:hover::after {
  width: 100%;
}

/* ===== 响应式增强 ===== */
@media (min-width: 768px) {
  .page-contact .contact-feedback__inner,
  .page-contact .contact-partnership__inner {
    max-width: 880px;
  }

  .page-contact .contact-channels__stage {
    padding: 56px 48px;
  }

  .page-contact .contact-channels__texture {
    opacity: 0.12;
  }

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

  .page-contact .contact-feedback__grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-contact .contact-partnership__box {
    padding: 40px 36px;
  }
}