/* =====================================================
   Theme 18: Brown Vintage Leather
   棕色复古皮革风 - CSS变量
   ===================================================== */

:root {
  /* 品牌色 */
  --color-primary: #3E2723;
  --color-secondary: #FFB300;
  --color-accent: #BCAAA4;
  --color-bg: #EFEBE9;
  --color-text: #5D4037;
  --color-heading: #3E2723;
  --color-link: #FFB300;
  --color-link-hover: #FF8F00;

  /* 广告区 */
  --hero-bg: linear-gradient(135deg, #3E2723 0%, #4E342E 50%, #3E2723 100%);
  --hero-glow: radial-gradient(circle at 50% 30%, rgba(255,179,0,0.08) 0%, transparent 60%);
  --hero-title-color: #FFF8E1;
  --hero-subtitle-color: #BCAAA4;
  --hero-tag-bg: rgba(255,179,0,0.08);
  --hero-tag-color: #FFB300;
  --hero-tag-border: 1px solid rgba(255,179,0,0.2);

  /* 按钮 */
  --btn-register-bg: #FFB300;
  --btn-register-color: #3E2723;
  --btn-register-hover: #FFCA28;
  --btn-download-bg: transparent;
  --btn-download-border: 2px solid #FFB300;
  --btn-download-color: #FFB300;
  --btn-download-hover-bg: #FFB300;
  --btn-download-hover-color: #3E2723;
  --btn-support-bg: rgba(188,170,164,0.15);
  --btn-support-color: #FFF8E1;
  --btn-support-hover-bg: rgba(188,170,164,0.25);

  /* 导航栏按钮 */
  --nav-btn-register-bg: #FFB300;
  --nav-btn-register-color: #3E2723;
  --nav-btn-download-bg: transparent;
  --nav-btn-download-border: 1px solid #FFB300;
  --nav-btn-download-color: #FFB300;

  /* 滚动提示 */
  --scroll-hint-color: #FFB300;
  --scroll-hint-animation: breathe;

  /* 字体 */
  --font-heading: 'Libre Baskerville', serif;
  --font-body: 'Crimson Text', serif;

  /* 圆角 */
  --radius-button: 4px;
  --radius-card: 8px;
  --radius-tag: 50px;

  /* 阴影 */
  --shadow-sm: 0 2px 4px rgba(62,39,35,0.08);
  --shadow-md: 0 4px 8px rgba(62,39,35,0.12);
  --shadow-lg: 0 8px 16px rgba(62,39,35,0.16);

  /* 布局 */
  --header-height: 68px;
  --header-bg: rgba(62,39,35,0.95);
  --header-border: 1px solid rgba(255,179,0,0.1);
}


/* === 赌场装饰变量 (复古棕) === */
--casino-decor-color: rgba(62,39,35,0.10);
--casino-decor-accent: rgba(255,179,0,0.08);


/* ============ Hero & Navigation Variables ============ */
/* Auto-generated by batch_theme_hero_css.php */
:root {
  --particle-color-1: rgba(121,85,72,0.25);
  --particle-color-2: rgba(188,170,164,0.15);
  --particle-shape: circle;
  --particle-line-color: rgba(121,85,72,0.04);
  --hero-title-gradient: linear-gradient(135deg, #5D4037 0%, #8D6E63 50%, #D7CCC8 100%);
  --hero-visual-filter: drop-shadow(0 0 20px rgba(121,85,72,0.2)) sepia(0.2);
  --hero-visual-glow: rgba(121,85,72,0.05);
  --stats-bar-bg: rgba(121,85,72,0.03);
  --stats-bar-border: rgba(121,85,72,0.08);
  --badge-bg: rgba(121,85,72,0.05);
  --badge-color: #5D4037;
  --badge-border: rgba(121,85,72,0.12);
  --nav-glass-bg: rgba(255,248,240,0.92);
  --btn-register-glow: rgba(121,85,72,0.2);
}