:root { --primary: rgb(251,188,5); --text-main: #1f2937; --bg-body: #f3f4f6; --bg-surface: #ffffff; --bg-dark: #111827; --border-color: #e5e7eb; --container-width: 1200px; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { font-family: sans-serif; background: var(--bg-body); color: var(--text-main); line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh;}
        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; }
        .container { max-width: var(--container-width); margin: 0 auto; padding: 0 20px; }
        
        
        .site-header { background: var(--bg-surface); box-shadow: 0 1px 2px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 100; }
        .header-inner { display: flex; justify-content: space-between; align-items: center; height: 80px; }
        .logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
        .logo img { display: block; height: 40px; width: auto; max-width: 160px; object-fit: contain; }
        .logo span { font-size: 22px; font-weight: 800; line-height: 1; color: var(--text-main); white-space: nowrap; }
        .desktop-nav { display: none; }
        .desktop-nav ul { display: flex; gap: 30px; }
        .desktop-nav a { font-weight: 500; padding: 8px 0; }
        .desktop-nav a:hover { color: var(--primary); }
        .menu-toggle { display: block; background: none; border: none; font-size: 24px; cursor: pointer; }
        @media (min-width: 992px) { .desktop-nav { display: block; } .menu-toggle { display: none; } }

        
        .drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 998; opacity: 0; visibility: hidden; transition: 0.3s; }
        .drawer-overlay.active { opacity: 1; visibility: visible; }
        .drawer { position: fixed; top: 0; left: -320px; bottom: 0; width: 280px; background: var(--bg-surface); z-index: 999; transition: 0.3s; display: flex; flex-direction: column; }
        .drawer.active { left: 0; }
        .drawer-header { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: center; }
        .drawer-close { background: none; border: none; font-size: 24px; cursor: pointer; }
        .drawer-body { padding: 20px 0; overflow-y: auto; }
        .drawer-nav a { display: block; padding: 15px 20px; font-weight: 500; border-bottom: 1px solid var(--border-color); }

        
        .dl-hero { background: linear-gradient(135deg, #111827 0%, #1f2937 100%); color: #fff; padding: 80px 0; overflow: hidden; }
        .dl-grid { display: grid; grid-template-columns: 1fr; gap: 50px; align-items: center; }
        .dl-content h1 { font-size: 40px; margin-bottom: 20px; color: var(--primary); }
        .dl-content p { font-size: 18px; color: #9ca3af; margin-bottom: 40px; line-height: 1.8; }
        .dl-buttons { display: flex; flex-wrap: wrap; gap: 20px; }
        .dl-btn { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: #111; padding: 15px 30px; border-radius: 12px; font-weight: 700; font-size: 18px; transition: 0.3s; }
        .dl-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }
        .dl-btn.android { background: var(--primary); }
        .dl-img { display: flex; justify-content: center; position: relative; }
        .dl-img img { max-height: 600px; filter: drop-shadow(0 20px 30px rgba(0,0,0,0.5)); }
        @media (min-width: 992px) { .dl-grid { grid-template-columns: 1fr 1fr; } }

        .dl-steps { padding: 80px 0; background: var(--bg-surface); }
        .dl-steps-title { text-align: center; font-size: 32px; margin-bottom: 50px; }
        .step-grid { display: grid; grid-template-columns: 1fr; gap: 30px; text-align: center; }
        .step-card { padding: 30px; border: 1px dashed var(--border-color); border-radius: 12px; }
        .step-icon { width: 60px; height: 60px; background: rgba(251,188,5,0.1); color: var(--primary); border-radius: 50%; font-size: 24px; font-weight: bold; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; }
        .step-card h3 { font-size: 20px; margin-bottom: 10px; }
        @media (min-width: 768px) { .step-grid { grid-template-columns: repeat(3, 1fr); } }

        
        .site-footer { background: var(--bg-dark); color: #d1d5db; padding: 60px 0 20px; margin-top: auto; border-top: 4px solid var(--primary); }
        .footer-top { display: grid; grid-template-columns: 1fr; gap: 40px; margin-bottom: 40px; }
        .footer-brand .logo span { color: #fff; }
        .footer-brand p { margin-top: 20px; font-size: 14px; color: #9ca3af; max-width: 300px; }
        .footer-title { color: #fff; font-size: 18px; margin-bottom: 20px; font-weight: 600; }
        .footer-links ul { display: flex; flex-direction: column; gap: 10px; }
        .footer-links a { color: #9ca3af; font-size: 14px; }
        .footer-bottom { padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); display: flex; flex-direction: column; gap: 15px; align-items: center; font-size: 14px; text-align: center; }
        .footer-bottom-links { display: flex; gap: 20px; }
        @media (min-width: 768px) { .footer-top { grid-template-columns: 2fr 1fr 1fr 1fr; } .footer-bottom { flex-direction: row; justify-content: space-between; text-align: left; } }