/* ============================================================
   皇冠体育 - 响应式样式表 hg-responsive.css
   Mobile-First 策略
   ============================================================ */

/* --- lg: ≥ 1024px (桌面) --- 默认样式 --- */

/* --- md: 768px - 1023px (平板) --- */
@media (max-width: 1023px) {
  .hg-navbar-inner {
    padding: 0 16px;
  }

  .hg-nav-links li a {
    padding: 24px 10px;
    font-size: 0.85rem;
  }

  .hg-hero h1 {
    font-size: 2.4rem;
  }

  .hg-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .hg-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .hg-trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hg-footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hg-dashboard-layout {
    grid-template-columns: 1fr;
  }

  .hg-dashboard-sidebar {
    order: 1;
  }

  .hg-dashboard-main {
    order: 2;
  }

  .hg-dashboard-right {
    order: 3;
  }

  .hg-map-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hg-section {
    padding: 60px 0;
  }

  .hg-section-title {
    font-size: 1.7rem;
  }
}

/* --- sm: 640px - 767px (手机横屏) --- */
@media (max-width: 767px) {
  .hg-nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--hg-nav-bg);
    flex-direction: column;
    border-top: 1px solid rgba(192,160,98,0.2);
    backdrop-filter: blur(12px);
  }

  .hg-nav-links.hg-mobile-open {
    display: flex;
  }

  .hg-nav-links li a {
    padding: 16px 24px;
    border-bottom: 1px solid rgba(192,160,98,0.1);
  }

  .hg-nav-links li a::after {
    display: none;
  }

  .hg-hamburger {
    display: flex;
  }

  .hg-nav-actions {
    display: none;
  }

  .hg-hero h1 {
    font-size: 1.9rem;
  }

  .hg-hero-subtitle {
    font-size: 0.95rem;
  }

  .hg-grid-2 {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hg-grid-4 {
    grid-template-columns: 1fr;
  }

  .hg-grid-3 {
    grid-template-columns: 1fr;
  }

  .hg-trust-grid {
    grid-template-columns: 1fr;
  }

  .hg-footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hg-section {
    padding: 48px 0;
  }

  .hg-section-title {
    font-size: 1.5rem;
  }

  .hg-page-hero {
    height: 300px;
  }

  .hg-page-hero h1 {
    font-size: 1.8rem;
  }

  .hg-map-grid {
    grid-template-columns: 1fr;
  }

  .hg-data-value {
    font-size: 1.8rem;
  }

  .hg-download-btns {
    flex-direction: column;
  }

  .hg-vip-content h2 {
    font-size: 1.4rem;
  }

  .hg-content-section h2 {
    font-size: 1.3rem;
  }
}

/* --- xs: < 640px (手机竖屏) --- */
@media (max-width: 639px) {
  html {
    font-size: 15px;
  }

  .hg-container {
    padding: 0 16px;
  }

  .hg-hero {
    min-height: 500px;
  }

  .hg-hero h1 {
    font-size: 1.6rem;
  }

  .hg-btn-cta {
    padding: 12px 28px;
    font-size: 0.9rem;
  }

  .hg-event-odds {
    flex-wrap: wrap;
  }

  .hg-section {
    padding: 36px 0;
  }

  .hg-chat-window {
    width: 280px;
  }

  .hg-chat-float {
    bottom: 20px;
    right: 20px;
  }

  .hg-breadcrumb {
    padding: 80px 0 16px;
  }
}