:root {
      --bg-gradient-start: #ffffff;
      --bg-gradient-end: #ffffff;
      --navbar-bg: #ffffff;
      --navbar-shadow: 0 4px 12px rgba(0,0,0,0.1);
      --card-body-bg: #f0f0f0;
      --footer-bg: #ffffff;
      --footer-overlay: rgba(0,0,0,0.1);
      --btn-primary: #000000;
      --btn-primary-hover: #333333;
      --text-color: #333333;
      --heading-color: #333333;
      --hero-image-radius: 10px;
      --navbar-height: 80px;
      --decor-img-height: 80px;
    }
    body.dark-mode {
      --bg-gradient-start: #121212;
      --bg-gradient-end: #121212;
      --navbar-bg: #000000;
      --navbar-shadow: 0 4px 12px rgba(0,0,0,0.8);
      --card-body-bg: #1f1f1f;
      --footer-bg: #000000;
      --footer-overlay: rgba(0,0,0,0.85);
      --btn-primary: #ffffff;
      --btn-primary-hover: #cccccc;
      --text-color: #ffffff;
      --heading-color: #ffffff;
    }
    body {
      margin: 0;
      padding: 0;
      min-height: 100vh;
      background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
      direction: rtl;
      transition: background 0.3s, color 0.3s;
      color: var(--text-color);
      font-family: 'Cairo', sans-serif;
    }
    .full-page { display: flex; flex-direction: column; }
    .content { flex: 1; padding: 20px; }
    .container-custom { max-width: 1000px; margin: auto; }
    .navbar {
      position: relative;
      background: var(--navbar-bg);
      box-shadow: var(--navbar-shadow);
      min-height: var(--navbar-height);
      transition: background 0.3s, box-shadow 0.3s;
    }
    .navbar-decorations {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: var(--navbar-height);
      pointer-events: none;
      display: flex;
      z-index: 0;
    }
    .navbar-decorations > div { flex: 1; }
    .navbar-decorations img {
      width: 100%;
      height: var(--navbar-height);
      object-fit: cover;
      display: block;
    }
    @media (max-width: 576px) {
      .navbar-decorations > div:nth-child(n+3) { display: none; }
    }
    .navbar .container-custom { position: relative; z-index: 1; }
    .navbar-brand {
      font-size: 1.8rem;
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--heading-color);
    }
    .hero-image {
      width: 100%;
      max-height: 350px;
      object-fit: cover;
      border-radius: var(--hero-image-radius);
      transition: transform 0.3s;
    }
    .hero-image:hover { transform: scale(1.02); }
    .btn-custom { transition: transform 0.2s; }
    .btn-custom:hover { transform: scale(1.05); }
    .card-body { background: var(--card-body-bg); border-radius: 8px; }
    h1, h2, h3, h4 { color: var(--heading-color); }
    #timeDisplay, #hijriDate { font-size: 1.2rem; font-weight: 600; }
    #scrollToTop {
      position: fixed;
      bottom: 30px;
      right: 30px;
      background: var(--btn-primary);
      color: #fff;
      border: none;
      border-radius: 50%;
      width: 50px;
      height: 50px;
      display: none;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      z-index: 1000;
      transition: background 0.3s;
    }
    #scrollToTop:hover { background: var(--btn-primary-hover); }
    .main-footer {
      position: relative;
      background-image: url('https://files.catbox.moe/2pul4i.svg');
      background-size: contain;
      background-repeat: no-repeat;
      background-position: center;
      background-color: var(--footer-bg);
      padding: 50px 20px;
      color: var(--text-color);
    }
    .main-footer::before {
      content: "";
      position: absolute;
      top: 0; left: 0; right: 0; bottom: 0;
      background: var(--footer-overlay);
      z-index: 1;
    }
    .main-footer .container { position: relative; z-index: 2; }
    .footer-decorations {
      display: flex;
      flex-wrap: nowrap;
      width: 100%;
      overflow: hidden;
      margin-bottom: 30px;
    }
    .footer-decorations > div { flex: 1; }
    .footer-decorations img {
      width: 100%;
      height: auto;
      object-fit: cover;
      display: block;
    }
    .footer-content { text-align: center; }
    .footer-content p { margin: 0; font-size: 1rem; font-weight: 500; color: var(--text-color); }
    .footer-content a {
      text-decoration: none;
      color: var(--heading-color);
      transition: color 0.3s;
    }
    .footer-content a:hover { color: var(--btn-primary); }
    .developers { margin-top: 10px; font-size: 0.9rem; color: var(--text-color); }
    .developers a { margin: 0 8px; color: var(--heading-color); text-decoration: none; transition: color 0.3s; }
    .developers a:hover { color: var(--btn-primary); }
    #visitorCounter { text-align: center; margin-top: 20px; font-size: 0.9rem; color: var(--heading-color); }
    @media (max-width: 576px) {
      .navbar-brand { font-size: 1.5rem; }
      .main-footer { padding: 30px 10px; }
      .footer-decorations > div { margin-bottom: 15px; }
      .footer-content p { font-size: 0.8rem; }
      :root { --decor-img-height: 40px; }
    }