/**
 * 社会人士避难所 3.0 - 响应式适配
 * Liquid Glass 液态玻璃风格
 */

/* 默认隐藏移动端简化版页脚 */
.footer-simple-mobile {
  display: none;
}

/* ==================== 大屏幕 (>1200px) ==================== */
@media (min-width: 1200px) {
  .character-card--large {
    min-height: 460px;
  }
  
  .character-card--large .card-icon-wrapper {
    width: 90px;
    height: 90px;
  }
  
  .character-card--large .card-icon {
    font-size: 2.5rem;
  }
  
  .character-card--large .card-title {
    font-size: 2.25rem;
  }
}

/* ==================== 平板 (768px - 1199px) ==================== */
@media (max-width: 1199px) {
  :root {
    --container-padding: 1.5rem;
  }
  
  /* 服务布局改为 3 列 */
  .services-layout {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(2, 200px);
  }
  
  .service-download {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
  }
  
  .service-llm {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
  }
  
  .service-express {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
  }
  
  .service-group {
    grid-column: 1 / 2;
    grid-row: 3 / 4;
  }
  
  .service-vpn {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
  }
  
  .character-card--large {
    min-height: 380px;
  }
  
  /* 预留位滚动 */
  .coming-soon-carousel {
    gap: var(--space-sm);
  }
  
  .coming-soon-card {
    width: 140px;
    height: 100px;
  }
  
  /* 关于页面布局 */
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  /* 页脚布局 - 平板端也简化 */
  .footer-grid,
  .footer-copyright {
    display: none;
  }
  
  .footer-simple-mobile {
    display: block;
    text-align: center;
    padding: var(--space-xs) 0;
    margin-top: calc(var(--space-sm) * -1);
  }
  
  .footer-simple-mobile .footer-beian {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-xs);
    font-size: 0.8rem;
    line-height: 1.4;
  }
  
  .footer-simple-mobile .footer-beian a {
    color: var(--text-muted);
  }
  
  .footer-simple-mobile .footer-separator {
    color: var(--text-muted);
    opacity: 0.5;
  }
  
  .footer-simple-mobile .footer-copyright-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
  }
}

/* ==================== 小平板/大手机 (600px - 767px) ==================== */
@media (max-width: 767px) {
  :root {
    --container-padding: 1rem;
  }
  
  /* 隐藏顶栏导航 */
  .navbar {
    display: none;
  }
  
  /* 显示移动端底部导航 */
  .mobile-nav {
    display: block;
  }
  
  /* 主内容区调整 - 顶部无导航，底部最小留白 */
  .main-container {
    padding: var(--space-lg) var(--space-sm) calc(var(--space-sm) + 50px);
  }
  
  /* 隐藏敬请期待区域 */
  .coming-soon-section {
    display: none;
  }
  
  /* 标题区域精调 - 更大更醒目 */
  .page-header {
    margin-bottom: calc(var(--space-lg) * 1.2);
    padding: calc(var(--space-md) * 1.2) 0;
  }
  
  .page-title {
    font-size: clamp(2.25rem, 8vw, 3rem);
    letter-spacing: 0.1em;
    margin-bottom: calc(var(--space-xs) * 1.5);
  }
  
  .page-subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.25em;
  }
  
  .page-header::after {
    width: 50px;
    height: 3px;
    margin-top: calc(var(--space-sm) * 1.2);
  }
  
  /* 服务布局改为 2 列，5个卡片等高 */
  .services-layout {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 130px);
    gap: var(--space-md);
  }
  
  .service-download {
    grid-column: 1 / 3;
    grid-row: 1 / 2;
  }
  
  .service-llm {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
  }
  
  .service-express {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }
  
  .service-group {
    grid-column: 1 / 2;
    grid-row: 3 / 4;
  }
  
  .service-vpn {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
  }
  
  /* 卡片尺寸统一 - 等高 */
  .character-card,
  .character-card--large,
  .character-card--medium,
  .character-card--wide {
    min-height: 130px;
    max-height: 130px;
  }
  
  /* 卡片内部统一布局 */
  .character-card .card-inner,
  .character-card--large .card-inner,
  .character-card--medium .card-inner,
  .character-card--wide .card-inner {
    padding: var(--space-sm) var(--space-md);
    flex-direction: row;
    align-items: center;
    gap: var(--space-sm);
  }
  
  /* 卡片图标统一 */
  .character-card .card-icon-wrapper,
  .character-card--large .card-icon-wrapper,
  .character-card--medium .card-icon-wrapper,
  .character-card--wide .card-icon-wrapper {
    width: 48px;
    height: 48px;
    margin-bottom: 0;
    flex-shrink: 0;
  }
  
  .character-card .card-icon,
  .character-card--large .card-icon,
  .character-card--medium .card-icon,
  .character-card--wide .card-icon {
    font-size: 1.4rem;
  }
  
  /* 卡片文字统一 - 字号加大 */
  .character-card .card-title,
  .character-card--large .card-title,
  .character-card--medium .card-title,
  .character-card--wide .card-title {
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
    font-weight: 600;
  }
  
  .character-card .card-description,
  .character-card--large .card-description,
  .character-card--medium .card-description,
  .character-card--wide .card-description {
    font-size: 0.9rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  
  /* 预留位滚动 */
  .coming-soon-carousel {
    gap: var(--space-sm);
  }
  
  .coming-soon-card {
    width: 120px;
    height: 90px;
  }
  
  .coming-soon-card i {
    font-size: 1.5rem;
  }
  
  /* 页脚简化 - 移动端隐藏卡片，显示简化版 */
  .footer-grid {
    display: none;
  }
  
  .footer-copyright {
    display: none;
  }
  
  .footer-simple-mobile {
    display: block;
    text-align: center;
    padding: var(--space-xs) 0;
    margin-top: calc(var(--space-sm) * -1);
  }
  
  .footer-simple-mobile .footer-beian {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-xs);
    font-size: 0.75rem;
    line-height: 1.4;
  }
  
  .footer-simple-mobile .footer-beian a {
    color: var(--text-muted);
  }
  
  .footer-simple-mobile .footer-separator {
    color: var(--text-muted);
    opacity: 0.5;
  }
  
  .footer-simple-mobile .footer-copyright-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
  }
  
  /* 关于页面 */
  .about-card {
    padding: var(--space-lg);
  }
  
  .about-card-title {
    font-size: 1.5rem;
  }
  
  .contact-item {
    padding: var(--space-md);
  }
  
  /* 404 页面 */
  .error-code {
    font-size: 5rem;
  }
  
  .error-actions {
    flex-direction: column;
  }
}

/* ==================== 小手机 (< 480px) ==================== */
@media (max-width: 480px) {
  .page-header {
    margin-bottom: calc(var(--space-lg) * 1.2);
    padding: calc(var(--space-md) * 1.2) 0;
  }
  
  .page-title {
    font-size: clamp(1.75rem, 7vw, 2.25rem);
    letter-spacing: 0.08em;
    margin-bottom: calc(var(--space-xs) * 1.5);
  }
  
  .page-subtitle {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
  }
  
  .page-header::after {
    width: 45px;
    height: 2px;
    margin-top: calc(var(--space-sm) * 1.2);
  }
  
  /* 服务布局单列，5个卡片等高 */
  .services-layout {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(5, 100px);
    gap: var(--space-sm);
  }
  
  .service-download,
  .service-live,
  .service-express,
  .service-group,
  .service-vpn {
    grid-column: 1 / 2;
  }
  
  .service-download { grid-row: 1; }
  .service-llm { grid-row: 2; }
  .service-express { grid-row: 3; }
  .service-group { grid-row: 4; }
  .service-vpn { grid-row: 5; }
  
  /* 卡片等高 - 统一所有卡片样式 */
  .character-card,
  .character-card--large,
  .character-card--medium,
  .character-card--wide {
    min-height: 100px;
    max-height: 100px;
  }
  
  .character-card .card-inner,
  .character-card--large .card-inner,
  .character-card--medium .card-inner,
  .character-card--wide .card-inner {
    padding: var(--space-sm) var(--space-md);
    flex-direction: row;
    align-items: center;
    gap: var(--space-sm);
  }
  
  /* 卡片图标统一 */
  .character-card .card-icon-wrapper,
  .character-card--large .card-icon-wrapper,
  .character-card--medium .card-icon-wrapper,
  .character-card--wide .card-icon-wrapper {
    width: 44px;
    height: 44px;
    margin-bottom: 0;
    flex-shrink: 0;
  }
  
  .character-card .card-icon,
  .character-card--large .card-icon,
  .character-card--medium .card-icon,
  .character-card--wide .card-icon {
    font-size: 1.25rem;
  }
  
  /* 卡片文字统一 - 加大字号 */
  .character-card .card-title,
  .character-card--large .card-title,
  .character-card--medium .card-title,
  .character-card--wide .card-title {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    font-weight: 600;
  }
  
  .character-card .card-description,
  .character-card--large .card-description,
  .character-card--medium .card-description,
  .character-card--wide .card-description {
    font-size: 0.85rem;
    line-height: 1.3;
  }
  
  /* 移动端导航简化 - 只显示图标 */
  .mobile-nav-item span {
    display: none;
  }
  
  .mobile-nav-item {
    min-width: auto;
    padding: 0.5rem 0.75rem;
  }
  
  .mobile-nav-container {
    padding: 0.375rem;
    border-radius: 20px;
  }
}

/* ==================== 横屏手机 ==================== */
@media (max-height: 500px) and (orientation: landscape) {
  .navbar {
    padding: var(--space-xs) var(--space-sm);
  }
  
  .navbar-container {
    padding: var(--space-xs) var(--space-md);
  }
  
  .mobile-nav {
    bottom: var(--space-sm);
  }
  
  .mobile-nav-container {
    flex-direction: row;
    padding: var(--space-xs) var(--space-md);
  }
  
  .mobile-nav-item {
    padding: 0.5rem 1rem;
  }
  
  .mobile-nav-item span {
    display: none;
  }
}

/* ==================== 触摸设备优化 ==================== */
@media (hover: none) {
  .character-card:hover {
    transform: none;
  }
  
  .character-card:active {
    transform: scale(0.98);
  }
}

/* ==================== 打印样式 ==================== */
@media print {
  .navbar,
  .mobile-nav,
  .theme-toggle,
  .footer {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .character-card {
    break-inside: avoid;
    box-shadow: none !important;
    border: 1px solid #ccc;
    background: white !important;
  }
}