.page-contact {
  --contact-panel-width: 1040px;
  --contact-gap: var(--space-4);
}

/* ===== 首屏：居中标题 + 粒子网络 ===== */
.page-contact .contact-hero {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: var(--space-6) 0 var(--space-7);
  background:
    radial-gradient(circle at 50% 120%, rgba(0, 212, 255, 0.08), transparent 42%),
    linear-gradient(180deg, var(--color-bg-alt), var(--color-bg) 88%);
}

.page-contact .contact-hero__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(0, 212, 255, 0.24) 1px, transparent 1.4px),
    radial-gradient(circle, rgba(57, 255, 136, 0.14) 1px, transparent 1.3px);
  background-size: 44px 44px, 21px 21px;
  background-position: 0 0, 13px 19px;
  opacity: 0.65;
}

.page-contact .contact-hero__particles::before,
.page-contact .contact-hero__particles::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  animation: contact-drift 8s ease-in-out infinite alternate;
}

.page-contact .contact-hero__particles::before {
  width: 220px;
  height: 220px;
  left: 8%;
  top: 12%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.20), transparent 64%);
}

.page-contact .contact-hero__particles::after {
  width: 150px;
  height: 150px;
  right: 10%;
  top: 30%;
  background: radial-gradient(circle, rgba(57, 255, 136, 0.16), transparent 64%);
  animation-delay: -3.5s;
}

@keyframes contact-drift {
  from { transform: translate3d(0, 5px, 0) scale(1); }
  to   { transform: translate3d(0, -10px, 0) scale(1.06); }
}

.page-contact .contact-hero__network {
  position: absolute;
  left: 50%;
  bottom: -190px;
  transform: translateX(-50%);
  width: 820px;
  max-width: 94vw;
  height: auto;
  z-index: 0;
  opacity: 0.16;
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
}

.page-contact .contact-hero .eyebrow {
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.page-contact .contact-hero h1 {
  font-family: var(--font-headline);
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: clamp(38px, 7vw, 64px);
  line-height: 1.06;
  color: var(--color-text);
}

.page-contact .contact-hero__lead {
  margin: var(--space-4) auto 0;
  max-width: 560px;
  color: var(--color-text-dim);
  font-size: 16px;
  line-height: 1.7;
}

.page-contact .contact-hero__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding: var(--space-2) 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: rgba(10, 14, 23, 0.72);
}

.page-contact .contact-hero__worktime {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-text-dim);
}

/* ===== 联系方式 ===== */
.page-contact .contact-info {
  padding: 0 0 var(--space-6);
  background: var(--color-bg);
}

.page-contact .contact-info__heading {
  text-align: center;
  margin-bottom: var(--space-5);
}

.page-contact .contact-info__heading .eyebrow {
  color: var(--color-text-dim);
  margin-bottom: var(--space-2);
}

.page-contact .contact-info__heading h2,
.page-contact .contact-feedback__heading h2,
.page-contact .contact-service h2 {
  font-family: var(--font-headline);
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.page-contact .contact-board {
  display: grid;
  gap: var(--contact-gap);
  max-width: var(--contact-panel-width);
  margin: 0 auto;
}

.page-contact .contact-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-4);
  text-align: center;
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.page-contact .contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 212, 255, 0.22);
}

.page-contact .contact-card__icon {
  width: 54px;
  height: 54px;
  margin: 0 auto var(--space-3);
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(0, 212, 255, 0.10);
  color: var(--color-accent);
}

.page-contact .contact-card--phone .contact-card__icon {
  background: rgba(57, 255, 136, 0.10);
  color: var(--color-accent-alt);
}

.page-contact .contact-card--address .contact-card__icon {
  background: rgba(255, 201, 77, 0.10);
  color: var(--color-gold);
}

.page-contact .contact-card__label {
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
}

.page-contact .contact-card__value {
  margin-top: var(--space-2);
  font-family: var(--font-data);
  font-size: 17px;
  line-height: 1.55;
  color: var(--color-text);
  word-break: break-word;
}

.page-contact .contact-card__note {
  margin-top: var(--space-2);
  font-size: 14px;
  color: var(--color-text-dim);
}

.page-contact .contact-card__hint {
  margin-top: var(--space-3);
  font-size: 12px;
  color: var(--color-text-dim);
  opacity: 0.72;
}

.page-contact .contact-card__dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 6px;
  border-radius: 50%;
  background: var(--color-accent-alt);
  vertical-align: middle;
  animation: contact-pulse 1.6s ease-in-out infinite;
}

@keyframes contact-pulse {
  0%, 100% { opacity: 0.35; }
  50%       { opacity: 1; }
}

.page-contact .contact-location__city {
  color: var(--color-gold);
  font-weight: 600;
}

.page-contact .contact-info__visual {
  max-width: 330px;
  margin: var(--space-6) auto 0;
  text-align: center;
}

.page-contact .contact-info__visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 22px 56px rgba(0, 0, 0, 0.38);
}

.page-contact .contact-info__visual figcaption {
  margin-top: var(--space-3);
  font-size: 13px;
  color: var(--color-text-dim);
}

/* ===== 反馈表单 ===== */
.page-contact .contact-feedback {
  padding: var(--space-6) 0;
  background: var(--color-bg-alt);
}

.page-contact .contact-feedback__inner {
  max-width: 780px;
  margin: 0 auto;
}

.page-contact .contact-feedback__heading {
  text-align: center;
  margin-bottom: var(--space-5);
}

.page-contact .contact-feedback__heading .eyebrow {
  color: var(--color-text-dim);
  margin-bottom: var(--space-2);
}

.page-contact .contact-feedback__heading p {
  margin-top: var(--space-3);
  color: var(--color-text-dim);
  line-height: 1.7;
}

.page-contact .contact-feedback__panel {
  display: grid;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-4);
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  border-top: 2px solid var(--color-accent);
}

.page-contact .contact-field {
  display: grid;
  gap: var(--space-2);
}

.page-contact .contact-field label,
.page-contact .contact-field__label {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--color-text-dim);
  letter-spacing: 0.04em;
}

.page-contact .contact-field input,
.page-contact .contact-field textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 13px 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-contact .contact-field textarea {
  resize: vertical;
  min-height: 120px;
}

.page-contact .contact-field input:focus,
.page-contact .contact-field textarea:focus {
  outline: none;
  border-color: var(--color-accent-alt);
  box-shadow: 0 0 0 3px rgba(57, 255, 136, 0.12);
}

.page-contact .contact-field input::placeholder,
.page-contact .contact-field textarea::placeholder {
  color: rgba(160, 168, 180, 0.55);
}

.page-contact .contact-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-contact .contact-pill {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-bg);
  color: var(--color-text-dim);
  font-family: var(--font-data);
  font-size: 13px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-pill:hover {
  color: var(--color-text);
  border-color: var(--color-accent);
}

.page-contact .contact-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

/* ===== 服务说明 ===== */
.page-contact .contact-service {
  padding: var(--space-6) 0 var(--space-7);
  background: var(--color-bg);
}

.page-contact .contact-service__inner {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.page-contact .contact-service h2 {
  margin-bottom: var(--space-3);
}

.page-contact .contact-service__lead {
  color: var(--color-text-dim);
  line-height: 1.75;
  font-size: 15px;
}

.page-contact .contact-service__note {
  margin-top: var(--space-3);
  font-family: var(--font-data);
  font-size: 14px;
  color: var(--color-text-dim);
}

.page-contact .contact-service .rule {
  max-width: 260px;
  margin: var(--space-5) auto;
}

.page-contact .contact-faq {
  display: grid;
  gap: var(--space-3);
  text-align: left;
}

.page-contact .contact-faq .sheet {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
}

.page-contact .contact-faq .sheet__trigger {
  width: 100%;
  padding: 17px var(--space-4);
  background: transparent;
  border: 0;
  color: var(--color-text);
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.page-contact .contact-faq .sheet__content {
  color: var(--color-text-dim);
  font-size: 15px;
  line-height: 1.75;
}

.page-contact .contact-service__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
  color: var(--color-text-dim);
}

.page-contact .contact-service__links a {
  color: var(--color-accent);
  font-family: var(--font-data);
  font-size: 14px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-contact .contact-service__links a:hover {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

/* ===== 桌面端 ===== */
@media (min-width: 760px) {
  .page-contact .contact-hero {
    padding: var(--space-8) 0 var(--space-8);
  }

  .page-contact .contact-hero__lead {
    font-size: 18px;
  }

  .page-contact .contact-board {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }

  .page-contact .contact-card {
    padding: var(--space-6) var(--space-5);
  }

  .page-contact .contact-card--phone {
    transform: translateY(12px);
  }

  .page-contact .contact-card--phone:hover {
    transform: translateY(8px);
  }

  .page-contact .contact-card__value {
    font-size: 18px;
  }

  .page-contact .contact-feedback__panel {
    padding: var(--space-6);
  }
}