* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: url('https://www.dhsaiodhapda.icu/downpage/1.png') center/cover no-repeat;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    position: relative;
}

.language-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    gap: 5px;
    z-index: 1000;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.lang-btn.active {
    background: white;
    color: #667eea;
    font-weight: 600;
}

.telegram-link {
    margin-top: 25px;
    text-align: center;
}

.telegram-btn {
    background: linear-gradient(135deg, #0088cc 0%, #006699 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.3);
    font-weight: 500;
}

.telegram-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.5);
}

.telegram-btn:active {
    transform: translateY(0);
}

.telegram-icon {
    font-size: 16px;
}

.telegram-text {
    font-size: 14px;
    font-weight: 500;
}


.container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 400px;
    width: 90%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    padding: 40px 30px;
    text-align: center;
    z-index: 100;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.app-info {
    margin-bottom: 40px;
}

.app-icon {
    margin-bottom: 20px;
}

.app-icon img {
    width: 120px;
    height: 120px;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.app-name {
    font-size: 28px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.app-description {
    font-size: 16px;
    color: #7f8c8d;
    line-height: 1.5;
}

.download-section {
    margin-bottom: 40px;
}

.download-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 16px 40px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.download-btn:active {
    transform: translateY(0);
}

.btn-text {
    font-size: 18px;
}

.btn-icon {
    font-size: 20px;
}

.download-info {
    font-size: 14px;
    color: #95a5a6;
    margin-top: 15px;
}

/* Tablet */
@media (max-width: 1024px) {
    .container {
        max-width: 380px;
        padding: 35px 25px;
    }
    
    .app-icon img {
        width: 100px;
        height: 100px;
    }
    
    .app-name {
        font-size: 24px;
    }
    
    .app-description {
        font-size: 15px;
    }
}

/* Mobile Large */
@media (max-width: 768px) {
    .language-toggle {
        top: 15px;
        right: 15px;
        gap: 3px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .telegram-btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .telegram-icon {
        font-size: 15px;
    }
    
    .telegram-text {
        font-size: 13px;
    }
    
    .container {
        padding: 30px 20px;
        width: 95%;
        max-width: 350px;
    }
    
    .app-icon img {
        width: 90px;
        height: 90px;
    }
    
    .app-name {
        font-size: 22px;
    }
    
    .app-description {
        font-size: 14px;
    }
    
    .download-btn {
        padding: 14px 28px;
        font-size: 16px;
    }
    
    .btn-text {
        font-size: 16px;
    }
    
    .btn-icon {
        font-size: 18px;
    }
}

/* Mobile Medium */
@media (max-width: 480px) {
    .language-toggle {
        top: 10px;
        right: 10px;
        gap: 2px;
    }
    
    .lang-btn {
        padding: 5px 10px;
        font-size: 11px;
    }
    
    .telegram-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .telegram-icon {
        font-size: 14px;
    }
    
    .telegram-text {
        font-size: 12px;
    }
    
    .container {
        padding: 25px 15px;
        width: 90%;
        max-width: 300px;
    }
    
    .app-icon img {
        width: 80px;
        height: 80px;
    }
    
    .app-name {
        font-size: 20px;
    }
    
    .app-description {
        font-size: 13px;
    }
    
    .download-btn {
        padding: 12px 24px;
        font-size: 14px;
        max-width: 100%;
    }
    
    .btn-text {
        font-size: 14px;
    }
    
    .btn-icon {
        font-size: 16px;
    }
    
    .download-info {
        font-size: 12px;
    }
}

/* Mobile Small */
@media (max-width: 360px) {
    .container {
        padding: 20px 12px;
        width: 88%;
        max-width: 280px;
    }
    
    .app-icon img {
        width: 70px;
        height: 70px;
    }
    
    .app-name {
        font-size: 18px;
    }
    
    .app-description {
        font-size: 12px;
    }
    
    .download-btn {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .btn-text {
        font-size: 13px;
    }
    
    .btn-icon {
        font-size: 15px;
    }
    
    .download-info {
        font-size: 11px;
    }
}

/* Mobile Extra Small */
@media (max-width: 320px) {
    .container {
        padding: 18px 10px;
        width: 85%;
        max-width: 260px;
    }
    
    .app-icon img {
        width: 60px;
        height: 60px;
    }
    
    .app-name {
        font-size: 16px;
    }
    
    .app-description {
        font-size: 11px;
    }
    
    .download-btn {
        padding: 8px 18px;
        font-size: 12px;
    }
    
    .btn-text {
        font-size: 12px;
    }
    
    .btn-icon {
        font-size: 14px;
    }
}