/* ===== 火博数据 · 联系我们页面专属样式 ===== */
.page-contact {
  --contact-bg-start: #0A0A0A;
  --contact-bg-end: #111111;
  --contact-card-bg: #1E1E1E;
  --contact-border-glow: rgba(255, 215, 0, 0.08);
  --contact-input-bg: rgba(255, 255, 255, 0.04);
  --contact-input-border: rgba(184, 134, 11, 0.35);
  --contact-input-focus: rgba(255, 215, 0, 0.6);
  --contact-fire-line: #FF4500;
  display: block;
  width: 100%;
  max-width: 100%;
  background: linear-gradient(165deg, var(--contact-bg-start) 0%, var(--contact-bg-end) 100%);
  padding: 1.5rem 1rem 0;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  box-sizing: border-box;
}
.page-contact *,
.page-contact *::before,
.page-contact *::after {
  box-sizing: inherit;
}

/* 面包屑 */
.page-contact__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}
.page-contact__breadcrumb a {
  color: var(--color-gold-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact__breadcrumb a:hover,
.page-contact__breadcrumb a:focus-visible {
  color: var(--color-gold-bright);
  outline: none;
}
.page-contact__breadcrumb-sep {
  color: var(--color-gold-dark);
  opacity: 0.5;
}
.page-contact__breadcrumb [aria-current="page"] {
  color: var(--color-text-secondary);
  font-weight: var(--fw-bold);
}

/* 英雄区 */
.page-contact__hero {
  text-align: center;
  margin-bottom: 2.5rem;
  position: relative;
}
.page-contact__hero::after {
  content: '';
  display: block;
  width: 4rem;
  height: 3px;
  background: var(--color-gold-dark);
  margin: 1rem auto 0;
  border-radius: 2px;
}
.page-contact__hero-title {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  letter-spacing: -0.02em;
  color: var(--color-white);
  margin: 0 0 0.6rem;
  line-height: 1.15;
}
.page-contact__hero-desc {
  font-size: var(--size-body);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* 双列主区域 */
.page-contact__main {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

/* 通用区目标题 */
.page-contact__section-label {
  font-family: var(--font-heading);
  font-weight: var(--fw-heading);
  font-size: var(--size-h3);
  color: var(--color-gold-bright);
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
  position: relative;
  display: inline-block;
}
.page-contact__section-label::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 2.2rem;
  height: 3px;
  background: var(--color-fire);
  border-radius: 2px;
}
.page-contact__section-label--center {
  display: block;
  text-align: center;
}
.page-contact__section-label--center::before {
  left: 50%;
  transform: translateX(-50%);
}

/* ===== 左侧联系信息 ===== */
.page-contact__info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.page-contact__info-badge {
  display: block;
  width: 60px;
  height: auto;
  margin-bottom: 0.25rem;
  object-fit: contain;
  filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.15));
}

/* 联系卡片 */
.page-contact__card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--contact-card-bg);
  border: 1px solid rgba(184, 134, 11, 0.15);
  border-radius: var(--radius-cut);
  padding: 1.1rem 1.2rem;
  transition: background var(--transition-med), border-color var(--transition-med), transform var(--transition-med);
  clip-path: var(--clip-cut);
  position: relative;
}
.page-contact__card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  background: radial-gradient(circle at 100% 0%, rgba(255, 215, 0, 0.06), transparent 70%);
  pointer-events: none;
}
.page-contact__card:hover {
  background: #262626;
  border-color: rgba(184, 134, 11, 0.35);
  transform: translateY(-2px);
}
.page-contact__card-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: rgba(184, 134, 11, 0.08);
  border-radius: 8px;
  border: 1px solid rgba(184, 134, 11, 0.15);
}
.page-contact__card-img {
  width: 40px;
  height: auto;
  object-fit: contain;
  display: block;
}
.page-contact__card-body {
  flex: 1;
  min-width: 0;
}
.page-contact__card-title {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  font-size: var(--size-body);
  color: var(--color-white);
  margin: 0 0 0.15rem;
  letter-spacing: -0.01em;
}
.page-contact__card-text {
  font-size: var(--size-small);
  color: var(--color-text-muted);
  margin: 0 0 0.3rem;
  line-height: 1.5;
}
.page-contact__card-action {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--size-small);
  color: var(--color-gold-bright);
  text-decoration: none;
  padding: 0.15rem 0;
  border-bottom: 1px solid rgba(255, 215, 0, 0.25);
  transition: border-color var(--transition-fast), color var(--transition-fast);
  word-break: break-all;
}
.page-contact__card-action:hover,
.page-contact__card-action:focus-visible {
  border-bottom-color: var(--color-gold-bright);
  color: #fff;
  outline: none;
}
.page-contact__card-note {
  display: block;
  font-size: var(--size-small);
  color: var(--color-text-muted);
  margin-top: 0.15rem;
  font-style: italic;
}

/* ===== 右侧表单面板（静态演示） ===== */
.page-contact__form-panel {
  background: rgba(30, 30, 30, 0.6);
  border: 1px solid rgba(184, 134, 11, 0.2);
  border-radius: var(--radius-cut);
  padding: 1.5rem 1.2rem;
  clip-path: var(--clip-cut);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.page-contact__form-hint {
  font-size: var(--size-small);
  color: var(--color-text-muted);
  margin: -0.5rem 0 1.2rem;
  line-height: 1.5;
}
.page-contact__form-field {
  margin-bottom: 1.1rem;
}
.page-contact__form-label {
  display: block;
  font-size: var(--size-small);
  font-weight: var(--fw-bold);
  color: var(--color-text-secondary);
  margin-bottom: 0.3rem;
  letter-spacing: 0.02em;
}
.page-contact__form-input,
.page-contact__form-textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--size-body);
  color: var(--color-white);
  background: var(--contact-input-bg);
  border: 1px solid var(--contact-input-border);
  border-radius: 4px;
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}
.page-contact__form-input::placeholder,
.page-contact__form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.2);
}
.page-contact__form-input:focus,
.page-contact__form-textarea:focus {
  border-color: var(--contact-input-focus);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 0 0 2px var(--contact-border-glow);
}
.page-contact__form-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.6;
}
.page-contact__form-btn {
  width: 100%;
  margin-top: 0.25rem;
  cursor: default;
}
.page-contact__form-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-align: center;
  margin: 0.75rem 0 0;
  opacity: 0.7;
}

/* ===== 服务说明 ===== */
.page-contact__service {
  max-width: var(--max-width);
  margin: 2.5rem auto 0;
  width: 100%;
  padding: 0 0.25rem;
}
.page-contact__service-body {
  background: rgba(30, 30, 30, 0.4);
  border-left: 3px solid var(--color-gold-dark);
  padding: 1.2rem 1.2rem 1.2rem 1.5rem;
  border-radius: 0 var(--radius-cut) var(--radius-cut) 0;
}
.page-contact__service-body p {
  font-size: var(--size-body);
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin: 0 0 0.8rem;
}
.page-contact__service-body p:last-child {
  margin-bottom: 0;
}
.page-contact__service-body a {
  color: var(--color-gold-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 215, 0, 0.2);
  transition: border-color var(--transition-fast);
}
.page-contact__service-body a:hover,
.page-contact__service-body a:focus-visible {
  border-bottom-color: var(--color-gold-bright);
  outline: none;
}
.page-contact__service-commit {
  font-weight: var(--fw-bold);
  color: var(--color-gold-bright) !important;
  letter-spacing: 0.01em;
}

/* ===== 火焰红分隔线 ===== */
.page-contact__divider {
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--contact-fire-line), transparent);
  margin: 2rem auto 0;
  max-width: var(--max-width);
  border-radius: 2px;
  opacity: 0.6;
}

/* ===== 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-contact {
    padding: 2rem 1.5rem 0;
  }
  .page-contact__breadcrumb {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
  }
  .page-contact__hero {
    margin-bottom: 3rem;
  }
  .page-contact__hero::after {
    width: 5rem;
  }
  .page-contact__main {
    flex-direction: row;
    align-items: flex-start;
    gap: 2.5rem;
  }
  .page-contact__info {
    flex: 1 1 42%;
    max-width: 480px;
    gap: 1.1rem;
  }
  .page-contact__info-badge {
    margin-bottom: 0.35rem;
  }
  .page-contact__form-panel {
    flex: 1 1 55%;
    padding: 1.8rem 1.6rem;
  }
  .page-contact__card {
    padding: 1.2rem 1.4rem;
  }
  .page-contact__form-field {
    margin-bottom: 1.2rem;
  }
  .page-contact__form-textarea {
    min-height: 120px;
  }
  .page-contact__service {
    margin-top: 3rem;
  }
  .page-contact__service-body {
    padding: 1.5rem 1.5rem 1.5rem 2rem;
  }
  .page-contact__divider {
    margin-top: 2.5rem;
  }
}

/* ===== 桌面端 ≥1024px ===== */
@media (min-width: 1024px) {
  .page-contact {
    padding: 2.5rem 2rem 0;
  }
  .page-contact__main {
    gap: 3rem;
  }
  .page-contact__info {
    flex: 1 1 38%;
  }
  .page-contact__form-panel {
    flex: 1 1 58%;
    padding: 2rem 1.8rem;
  }
  .page-contact__card {
    padding: 1.4rem 1.6rem;
  }
  .page-contact__form-textarea {
    min-height: 140px;
  }
  .page-contact__service-body p {
    max-width: 720px;
  }
}

/* ===== 辅助工具 ===== */
.page-contact .btn-primary {
  background: var(--color-gold-bright);
  color: #0A0A0A;
  border: none;
  padding: 0.75rem 1.5rem;
  font-weight: var(--fw-bold);
  font-size: var(--size-body);
  border-radius: var(--radius-cut);
  clip-path: var(--clip-cut);
  transition: background var(--transition-fast), transform var(--transition-fast);
  letter-spacing: 0.02em;
}
.page-contact .btn-primary:hover {
  background: #e6c200;
  transform: translateY(-1px);
}
.page-contact .btn-primary:active {
  transform: translateY(0);
}