/* ============================================================
   page-contact — 维基体育 · 联系我们
   作用域：所有选择器限定在 .page-contact 内
   移动端优先 + 桌面增强
   ============================================================ */
.page-contact {
  /* 设计令牌：只在当前页面作用域定义新变量 */
  --contact-split-angle: -2deg;
  --contact-bg-overlay: rgba(43, 45, 66, 0.70);
  --contact-input-bg: rgba(255, 255, 255, 0.06);
  --contact-input-focus: rgba(180, 92, 65, 0.25);
  --contact-card-radius: 6px;
  --contact-icon-size: 140px;

  display: block;
  width: 100%;
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
}

/* ---- 面包屑 ---- */
.page-contact .breadcrumb {
  padding-top: 1.2rem;
  padding-bottom: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}
.page-contact .breadcrumb a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact .breadcrumb a:hover,
.page-contact .breadcrumb a:focus-visible {
  color: var(--color-hover);
  text-decoration: underline;
}
.page-contact .breadcrumb span[aria-current="page"] {
  color: var(--color-text-secondary);
  font-weight: 600;
}

/* ---- 首屏英雄区 ---- */
.page-contact__hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-lg) 0 var(--space-md);
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #1a1c2e 100%);
}
.page-contact__hero-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
  z-index: 2;
}
.page-contact__hero-text {
  flex: 1 1 100%;
}
.page-contact__hero-title {
  font-size: var(--font-size-h1);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-white);
  margin: 0 0 var(--space-sm);
  line-height: 1.1;
  transform: skew(var(--contact-split-angle));
  transform-origin: left center;
  text-shadow: 2px 2px 0 rgba(0,0,0,0.3);
}
.page-contact__hero-desc {
  font-size: var(--font-size-body);
  font-family: var(--font-body);
  line-height: var(--line-height-body);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin-bottom: var(--space-md);
}
.page-contact__hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.page-contact__hero-links .btn {
  font-size: 0.95rem;
}
.page-contact__hero-visual {
  flex: 1 1 100%;
  position: relative;
  min-height: 180px;
}
.page-contact__hero-bg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow-card);
  opacity: 0.35;
  mix-blend-mode: luminosity;
}
.page-contact__hero-svg {
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: auto;
  max-height: 160px;
  z-index: 3;
  opacity: 0.8;
  transform: translate(8%, -10%) rotate(2deg);
  pointer-events: none;
}

/* ---- 双栏网格 ---- */
.page-contact__main {
  padding: var(--space-lg) 0 var(--space-xl);
  background-color: var(--color-bg-dark);
}
.page-contact__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ---- 左侧：联系信息卡片 ---- */
.page-contact__info {
  background-color: var(--color-bg-light);
  border: var(--border-width-thick) solid var(--color-primary);
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.page-contact__info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  opacity: 0.7;
}
.page-contact__info-header {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-sm);
}
.page-contact__info .card__title {
  font-size: var(--font-size-h2);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
  transform: skew(var(--contact-split-angle));
}
.page-contact__info-icon {
  width: var(--contact-icon-size);
  height: auto;
  max-width: 40%;
  object-fit: contain;
  border-radius: var(--contact-card-radius);
  opacity: 0.7;
  flex-shrink: 0;
}
.page-contact__info-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding: 0;
}
.page-contact__info-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-sm);
}
.page-contact__info-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.page-contact__info-label {
  display: block;
  font-size: 0.8rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}
.page-contact__info-value {
  display: block;
  font-size: 1.05rem;
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-text-primary);
  word-break: break-word;
}
.page-contact__link {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-contact__link:hover,
.page-contact__link:focus-visible {
  color: var(--color-hover);
  text-decoration: underline;
}
.page-contact__info-note {
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  margin: 0.2rem 0 0;
}
.page-contact__info-footer {
  margin-top: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 2px dashed var(--color-border);
}
.page-contact__info-trust {
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0;
}

/* ---- 右侧容器 ---- */
.page-contact__right {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* ---- 在线表单卡片 ---- */
.page-contact__form-card {
  background-color: var(--color-bg-light);
  border: var(--border-width-thick) solid var(--color-secondary);
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
}
.page-contact__form-card .card__title {
  font-size: var(--font-size-h2);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-xs);
  transform: skew(var(--contact-split-angle));
}
.page-contact__form-desc {
  font-size: var(--font-size-body);
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-md);
}
.page-contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.page-contact__form-group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.page-contact__form-label {
  font-size: 0.9rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-primary);
}
.page-contact__form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background-color: var(--contact-input-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--contact-card-radius);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-sizing: border-box;
}
.page-contact__form-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.6;
}
.page-contact__form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--contact-input-focus);
}
.page-contact__form-input[data-valid="false"] {
  border-color: var(--color-hover);
  box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.25);
}
.page-contact__form-input[data-valid="true"] {
  border-color: var(--color-secondary);
}
.page-contact__form-textarea {
  resize: vertical;
  min-height: 100px;
}
.page-contact__form-error {
  display: none;
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--color-hover);
  margin-top: 0.15rem;
}
.page-contact__form-actions {
  display: flex;
  justify-content: flex-start;
}
.page-contact__form-submit {
  font-size: 1.05rem;
  padding: 0.75rem 2.5rem;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}
.page-contact__form-submit:hover,
.page-contact__form-submit:focus-visible {
  background-color: var(--color-hover);
  transform: translateY(-2px);
}
.page-contact__form-feedback {
  display: none;
  padding: var(--space-sm) var(--space-md);
  background-color: rgba(91, 123, 111, 0.15);
  border-left: 4px solid var(--color-secondary);
  border-radius: var(--contact-card-radius);
}
.page-contact__form-feedback-text {
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  margin: 0;
}
.page-contact__form-feedback-text a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ---- 地图位置卡片 ---- */
.page-contact__map-card {
  background-color: var(--color-bg-light);
  border: var(--border-width-thick) solid var(--color-primary);
  border-radius: var(--contact-card-radius);
  box-shadow: var(--shadow-card);
  padding: var(--space-md);
}
.page-contact__map-card .card__title {
  font-size: var(--font-size-h2);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 var(--space-xs);
  transform: skew(var(--contact-split-angle));
}
.page-contact__map-desc {
  font-size: var(--font-size-body);
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  margin: 0 0 var(--space-sm);
}
.page-contact__map-container {
  width: 100%;
  border-radius: var(--contact-card-radius);
  overflow: hidden;
  background-color: var(--color-bg-dark);
}
.page-contact__map-svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
}
.page-contact__map-note {
  font-size: 0.8rem;
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  text-align: center;
  padding: var(--space-xs) var(--space-sm);
  margin: 0;
  background-color: rgba(0,0,0,0.1);
}

/* ---- 底部承诺区 ---- */
.page-contact__promise {
  padding: var(--space-lg) 0;
  background: linear-gradient(135deg, #1a1c2e 0%, var(--color-bg-dark) 100%);
  border-top: 3px solid var(--color-primary);
}
.page-contact__promise-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
}
.page-contact__promise-svg {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
}
.page-contact__promise-text {
  max-width: 640px;
}
.page-contact__promise-title {
  font-size: var(--font-size-h3);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-white);
  margin: 0 0 var(--space-xs);
}
.page-contact__promise-desc {
  font-size: var(--font-size-body);
  font-family: var(--font-body);
  color: var(--color-text-secondary);
  margin: 0;
  line-height: var(--line-height-body);
}

/* ============================================================
   桌面端增强 (min-width: 768px)
   ============================================================ */
@media (min-width: 768px) {
  .page-contact__hero-title {
    font-size: calc(var(--font-size-h1) * 1.1);
  }
  .page-contact__hero-inner {
    flex-direction: row;
    align-items: center;
  }
  .page-contact__hero-text {
    flex: 0 0 55%;
  }
  .page-contact__hero-visual {
    flex: 0 0 40%;
    min-height: 240px;
  }
  .page-contact__hero-svg {
    width: 35%;
    max-height: 200px;
  }
  .page-contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: start;
    gap: var(--space-xl);
  }
  .page-contact__info {
    padding: var(--space-lg);
    position: sticky;
    top: calc(80px + var(--space-md));
  }
  .page-contact__info-icon {
    width: var(--contact-icon-size);
    max-width: 30%;
  }
  .page-contact__right {
    gap: var(--space-lg);
  }
  .page-contact__form-card,
  .page-contact__map-card {
    padding: var(--space-lg);
  }
  .page-contact__promise-inner {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
  }
  .page-contact__promise-svg {
    width: 56px;
    height: 56px;
  }
}

/* ============================================================
   宽屏增强 (min-width: 1024px)
   ============================================================ */
@media (min-width: 1024px) {
  .page-contact__hero-title {
    font-size: calc(var(--font-size-h1) * 1.3);
  }
  .page-contact__hero-svg {
    width: 30%;
    max-height: 240px;
  }
  .page-contact__grid {
    gap: calc(var(--space-xl) * 1.2);
  }
  .page-contact__info {
    padding: calc(var(--space-lg) * 1.2);
  }
  .page-contact__form-card,
  .page-contact__map-card {
    padding: calc(var(--space-lg) * 1.2);
  }
  .page-contact__map-svg {
    max-height: 380px;
  }
}

/* ============================================================
   极窄屏安全 (< 480px) — 确保无横向溢出
   ============================================================ */
@media (max-width: 479px) {
  .page-contact__hero {
    padding: var(--space-md) 0 var(--space-sm);
  }
  .page-contact__hero-title {
    font-size: calc(var(--font-size-h1) * 0.85);
  }
  .page-contact__hero-visual {
    min-height: 120px;
  }
  .page-contact__hero-svg {
    width: 50%;
    max-height: 100px;
  }
  .page-contact__info,
  .page-contact__form-card,
  .page-contact__map-card {
    padding: var(--space-sm);
  }
  .page-contact__info-icon {
    width: 80px;
  }
  .page-contact__form-input {
    font-size: 0.95rem;
  }
  .page-contact__map-svg {
    max-height: 220px;
  }
  .page-contact__promise {
    padding: var(--space-md) 0;
  }
}

/* ============================================================
   无障碍与打印
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .page-contact__hero-title,
  .page-contact__info .card__title,
  .page-contact__form-card .card__title,
  .page-contact__map-card .card__title {
    transform: none;
  }
  .page-contact__form-submit:hover {
    transform: none;
  }
}

@media print {
  .page-contact__hero {
    background: none;
    padding: 1cm 0;
  }
  .page-contact__hero-bg,
  .page-contact__hero-svg,
  .page-contact__info-icon {
    display: none;
  }
  .page-contact__grid {
    display: block;
  }
  .page-contact__info,
  .page-contact__form-card,
  .page-contact__map-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  .page-contact__form-submit {
    display: none;
  }
}