/* Promotional Popup Styles */
.promo-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.promo-popup.active {
    opacity: 1;
    visibility: visible;
}

.promo-popup-content {
    width: 90%;
    max-width: 500px;
    background: linear-gradient(135deg, var(--card-bg) 0%, rgba(255, 255, 255, 0.95) 100%);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    transform: translateY(50px) scale(0.95);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: promo-pulse 2s infinite alternate;
}

.promo-popup.active .promo-popup-content {
    transform: translateY(0) scale(1);
    opacity: 1;
}

@keyframes promo-pulse {
    0% {
        box-shadow: 0 20px 50px rgba(0, 102, 204, 0.3);
    }
    100% {
        box-shadow: 0 20px 50px rgba(255, 107, 107, 0.3);
    }
}

.promo-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    z-index: 10;
}

.promo-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.promo-header {
    padding: 20px 25px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.promo-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    animation: promo-shine 3s infinite;
}

@keyframes promo-shine {
    0% {
        left: -50%;
    }
    100% {
        left: 150%;
    }
}

.promo-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    z-index: 1;
}

.promo-header h3 i {
    font-size: 1.5rem;
    animation: star-pulse 1.5s infinite;
}

@keyframes star-pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
        color: #FFD700;
    }
}

.promo-body {
    padding: 25px;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.promo-message h4 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-weight: 700;
}

.promo-message p {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: var(--text-color);
}

.promo-message .promo-details {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.promo-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 20px 0;
    align-items: flex-start;
}

.promo-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--text-color);
    transition: transform 0.3s ease;
}

.promo-feature:hover {
    transform: translateX(5px);
}

.promo-feature i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.promo-cta-btn {
    margin-top: 20px;
    padding: 15px 30px;
    font-size: 1.1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border: none;
    color: white;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.promo-cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: all 0.6s ease;
}

.promo-cta-btn:hover::before {
    left: 100%;
}

.promo-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Dark mode styles */
body.dark-mode .promo-popup-content {
    background: linear-gradient(135deg, var(--bg-dark) 0%, rgba(40, 40, 40, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark-mode .promo-message h4 {
    color: var(--primary-color);
}

body.dark-mode .promo-message p {
    color: var(--text-color);
}

body.dark-mode .promo-message .promo-details {
    color: var(--text-light);
}

body.dark-mode .promo-feature {
    color: var(--text-color);
}

/* Responsive styles */
@media (max-width: 768px) {
    .promo-popup-content {
        width: 95%;
        max-width: 450px;
    }
    
    .promo-header h3 {
        font-size: 1.3rem;
    }
    
    .promo-message h4 {
        font-size: 1.5rem;
    }
    
    .promo-message p {
        font-size: 1.1rem;
    }
    
    .promo-feature {
        font-size: 1rem;
    }
    
    .promo-cta-btn {
        padding: 12px 25px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .promo-popup-content {
        width: 95%;
        max-width: 350px;
    }
    
    .promo-header {
        padding: 15px 20px;
    }
    
    .promo-header h3 {
        font-size: 1.2rem;
    }
    
    .promo-body {
        padding: 20px;
    }
    
    .promo-message h4 {
        font-size: 1.3rem;
    }
    
    .promo-message p {
        font-size: 1rem;
    }
    
    .promo-message .promo-details {
        font-size: 0.8rem;
    }
    
    .promo-feature {
        font-size: 0.9rem;
    }
    
    .promo-cta-btn {
        padding: 10px 20px;
        font-size: 0.9rem;
        margin-top: 15px;
    }
}