/* =============================================
   联系渠道 · 页面专属样式
   作用域：.page-contact
   ============================================= */

.page-contact {
  --contact-glow: rgba(232, 181, 74, 0.10);
}

/* ---------- 页面顶部 ---------- */

.page-contact .breadcrumb {
  margin: 28px 0 0;
}

.page-contact .page-header {
  position: relative;
  padding: 40px 0 34px;
  margin-bottom: 44px;
  border-bottom: 1px solid var(--line);
}

.page-contact .page-title {
  margin: 10px 0 16px;
  font-size: clamp(38px, 7vw, 64px);
  letter-spacing: 0.02em;
}

.page-contact .page-header__lead {
  max-width: 460px;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 直达通道 ---------- */

.page-contact .contact-direct {
  display: grid;
  gap: 24px;
  margin-bottom: 88px;
}

.page-contact .contact-direct__panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 28px 24px;
  overflow: hidden;
  border: 1px solid var(--line-gold);
  background:
    radial-gradient(circle at 88% -6%, var(--contact-glow), transparent 58%),
    linear-gradient(145deg, var(--bg-raised), var(--bg));
}

.page-contact .contact-direct__panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient);
}

.page-contact .contact-direct__panel::after {
  content: "CONNECT";
  position: absolute;
  right: -14px;
  bottom: -10px;
  font-family: var(--font-mono);
  font-size: 74px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.08em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(232, 181, 74, 0.13);
  pointer-events: none;
  user-select: none;
}

.page-contact .contact-direct__intro,
.page-contact .contact-feedback__intro,
.page-contact .geo-coordinate__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.page-contact .section__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .section__kicker::before {
  content: "◆ ";
  color: var(--gold);
}

.page-contact .contact-direct__title,
.page-contact .contact-feedback__title,
.page-contact .geo-coordinate__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1.25;
}

.page-contact .contact-direct__title::after,
.page-contact .contact-feedback__title::after,
.page-contact .geo-coordinate__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 2px;
  margin-top: 12px;
  background: var(--gradient);
}

.page-contact .contact-direct__desc,
.page-contact .contact-feedback__desc,
.page-contact .geo-coordinate__desc {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
  max-width: 44em;
}

.page-contact .contact-direct__list {
  display: flex;
  flex-direction: column;
}

.page-contact .contact-item {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 42px 1fr;
  column-gap: 12px;
  row-gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-contact .contact-item:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-contact .contact-item__num {
  grid-row: span 2;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-contact .contact-item__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .contact-item__value {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-all;
}

.page-contact .contact-item__value--link {
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  transition:
    color 300ms ease-out,
    border-color 300ms ease-out;
}

.page-contact .contact-item__value--link:hover,
.page-contact .contact-item__value--link:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}

.page-contact .contact-direct__note {
  position: relative;
  z-index: 1;
  margin-top: auto;
  padding: 14px 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
  border-left: 3px solid var(--teal);
  background: var(--bg-over);
}

.page-contact .contact-direct__note a {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease-out;
}

.page-contact .contact-direct__note a:hover {
  border-color: var(--teal);
}

.page-contact .contact-direct__media {
  display: flex;
  flex-direction: column;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--bg-raised);
}

.page-contact .contact-direct__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-contact .contact-direct__caption {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 12px;
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 反馈表单 ---------- */

.page-contact .contact-feedback {
  position: relative;
  overflow: hidden;
  padding: 72px 0 88px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 82% 18%, rgba(42, 157, 143, 0.12), transparent 42%),
    linear-gradient(180deg, var(--bg), var(--bg-raised));
}

.page-contact .contact-feedback__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 40px;
}

.page-contact .contact-feedback__tips {
  padding: 18px 20px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .contact-feedback__tips strong {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-heading);
  font-size: 14px;
  color: var(--text);
}

.page-contact .contact-feedback__tips ul {
  margin: 0;
  padding-left: 18px;
}

.page-contact .contact-feedback__tips li + li {
  margin-top: 4px;
}

.page-contact .contact-feedback__form {
  position: relative;
  z-index: 1;
  padding: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px),
    linear-gradient(145deg, var(--bg-over), var(--bg-raised));
  background-size: 24px 24px, 24px 24px, auto;
}

.page-contact .contact-feedback__grid {
  display: grid;
  gap: 20px;
}

.page-contact .field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-contact .field__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-contact .field__input,
.page-contact .field__textarea {
  box-sizing: border-box;
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  transition:
    border-color 300ms ease-out,
    box-shadow 300ms ease-out,
    background 300ms ease-out;
}

.page-contact .field__input::placeholder,
.page-contact .field__textarea::placeholder {
  color: rgba(145, 167, 192, 0.5);
}

.page-contact .field__input:focus,
.page-contact .field__textarea:focus {
  outline: none;
  background: var(--bg-raised);
  border-color: var(--teal);
  box-shadow: 0 0 0 1px var(--teal), 0 10px 28px rgba(42, 157, 143, 0.10);
}

.page-contact .contact-feedback__action {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 18px;
  align-items: center;
  margin-top: 26px;
}

.page-contact .contact-feedback__action .btn[type="submit"] {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  padding: 14px 28px;
  color: var(--bg);
  background: var(--gold);
  border: 1px solid var(--gold);
  transition:
    background 300ms ease-out,
    color 300ms ease-out;
}

.page-contact .contact-feedback__action .btn[type="submit"]:hover {
  color: var(--gold);
  background: transparent;
}

.page-contact .contact-feedback__privacy {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 260px;
}

.page-contact .contact-feedback__privacy a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease-out;
}

.page-contact .contact-feedback__privacy a:hover {
  border-color: var(--gold);
}

.page-contact .contact-feedback__wave {
  display: none;
}

/* ---------- 广西坐标 ---------- */

.page-contact .geo-coordinate {
  padding-top: 80px;
  padding-bottom: 96px;
}

.page-contact .geo-coordinate__head {
  max-width: 520px;
  margin-bottom: 32px;
}

.page-contact .geo-coordinate__body {
  display: grid;
  gap: 28px;
}

.page-contact .geo-coordinate__map {
  position: relative;
  min-height: 320px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 32% 36%, rgba(232, 181, 74, 0.14), transparent 48%),
    linear-gradient(135deg, var(--bg-raised), var(--bg));
}

.page-contact .geo-coordinate__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 52px 52px;
  opacity: 0.55;
}

.page-contact .geo-coordinate__axis {
  position: absolute;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
}

.page-contact .geo-coordinate__axis--x {
  top: 16px;
  right: 16px;
  border-top: 0;
  border-right: 0;
}

.page-contact .geo-coordinate__axis--y {
  bottom: 16px;
  left: 16px;
  border-bottom: 0;
  border-left: 0;
}

.page-contact .geo-coordinate__mark {
  position: absolute;
  top: 46%;
  left: 54%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transform: translate(-50%, -50%);
  margin: 0;
}

.page-contact .geo-coordinate__pin {
  position: relative;
  width: 18px;
  height: 18px;
  border: 2px solid var(--bg);
  background: var(--teal);
  box-shadow: 0 0 0 1px var(--teal), 0 0 0 12px rgba(42, 157, 143, 0.12);
  transform: rotate(45deg);
  transition:
    background 300ms ease-out,
    box-shadow 300ms ease-out;
}

.page-contact .geo-coordinate__pin:hover,
.page-contact .geo-coordinate__pin:focus-visible {
  background: var(--gold);
  box-shadow: 0 0 0 1px var(--gold), 0 0 0 14px rgba(232, 181, 74, 0.16);
}

.page-contact .geo-coordinate__pin-label {
  max-width: 180px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  background: var(--bg-over);
  border: 1px solid var(--line-gold);
}

.page-contact .geo-coordinate__address {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 26px 24px;
  background: var(--bg-raised);
  border: 1px solid var(--line);
}

.page-contact .geo-coordinate__address-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-contact .geo-coordinate__address-line {
  margin: 12px 0 0;
  padding-top: 14px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  border-top: 1px solid var(--line);
}

.page-contact .geo-coordinate__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.page-contact .geo-coordinate__actions .btn--ghost {
  font-family: var(--font-heading);
  font-size: 14px;
  line-height: 1;
  padding: 12px 20px;
  color: var(--gold);
  border: 1px solid var(--line-gold);
  background: transparent;
  text-decoration: none;
  transition:
    background 300ms ease-out,
    color 300ms ease-out;
}

.page-contact .geo-coordinate__actions .btn--ghost:hover {
  color: var(--bg);
  background: var(--gold);
}

.page-contact .geo-coordinate__links {
  margin: 20px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

.page-contact .geo-coordinate__links a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 300ms ease-out;
}

.page-contact .geo-coordinate__links a:hover {
  border-color: var(--gold);
}

.page-contact .geo-coordinate__icp {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 响应式提升 ---------- */

@media (min-width: 700px) {
  .page-contact .contact-direct__panel {
    padding: 36px 32px;
  }

  .page-contact .contact-feedback__inner {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
  }

  .page-contact .contact-feedback__grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-contact .field--full {
    grid-column: 1 / -1;
  }

  .page-contact .contact-feedback__wave {
    display: block;
    position: absolute;
    left: -130px;
    bottom: -60px;
    width: 320px;
    height: auto;
    z-index: 0;
    opacity: 0.28;
    mix-blend-mode: screen;
    pointer-events: none;
  }

  .page-contact .geo-coordinate__body {
    grid-template-columns: 7fr 5fr;
  }

  .page-contact .geo-coordinate__map {
    min-height: 360px;
  }
}

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

  .page-contact .contact-direct__media img {
    flex: 1;
    object-fit: cover;
  }

  .page-contact .contact-feedback__inner {
    gap: 64px;
  }

  .page-contact .contact-feedback__form {
    padding: 32px;
  }

  .page-contact .geo-coordinate__address {
    padding: 34px 32px;
  }
}