/* MOBILE RESPONSIVE ENHANCEMENTS */
/* Thêm vào cuối file main.css hoặc tạo file riêng */

/* Ultra small mobile devices */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.4rem;
        line-height: 1.3;
        padding: 0 10px;
    }
    
    .pain-question {
        font-size: 1.5em;
        display: block;
        margin: 8px 0;
    }
    
    .pain-highlight {
        font-size: 1em;
        padding: 6px 12px;
        margin: 12px auto;
        letter-spacing: 1px;
    }
    
    .consultation-form {
        padding: 20px 15px;
        margin: 0 10px;
    }
    
    .form-label {
        font-size: 1rem;
    }
    
    .radio-option, .checkbox-option {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    .input-field input {
        padding: 12px 40px 12px 15px;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .floating-contact {
        bottom: 20px;
        left: 20px;
    }
    
    .float-btn {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}

/* Fix text wrapping on mobile */
@media (max-width: 767px) {
    .hero-title {
        word-wrap: break-word;
        overflow-wrap: break-word;
        hyphens: auto;
    }
    
    .pain-question,
    .pain-highlight {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* Ensure 2-column grid layout for stats */
    .hero-stats {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 20px 15px !important;
        justify-items: center !important;
        max-width: 100% !important;
    }
    
    .stat-item {
        text-align: center !important;
        width: 100% !important;
        padding: 0 5px !important;
    }
    
    .stat-number {
        font-size: 2rem !important;
        display: block !important;
    }
    
    .stat-label {
        font-size: 0.85rem !important;
        display: block !important;
        margin-top: 5px !important;
        line-height: 1.2 !important;
    }
    
    /* Brand carousel mobile optimization */
    .brand-carousel {
        padding: 15px 0 !important;
    }
    
    .brand-track {
        animation-duration: 25s !important; /* Slower on mobile */
    }
    
    .brand-item {
        min-width: 120px !important;
        height: 60px !important;
        margin: 0 15px !important;
        padding: 15px !important;
    }
    
    .brand-logo {
        max-height: 35px !important;
        max-width: 90px !important;
    }
    
    /* Better mobile spacing */
    .case-study,
    .solution-card,
    .testimonial-card,
    .warning-card {
        margin-bottom: 20px;
    }
    
    /* Mobile form improvements */
    .consultation-benefits {
        order: 2; /* Move benefits after form on mobile */
    }
    
    .consultation-form {
        order: 1;
    }
    
    .benefit-item {
        padding: 12px;
        font-size: 0.9rem;
    }
    
    /* Mobile header adjustments */
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .header-contact {
        justify-content: center;
    }
    
    .logo h1 {
        font-size: 1.3rem;
    }
    
    .logo-subtitle {
        font-size: 0.8rem;
    }
}

/* Landscape mobile orientation */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        min-height: 70vh;
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }
    
    .pain-list {
        margin: 20px 0;
    }
    
    .hero-stats {
        display: grid !important;
        grid-template-columns: repeat(4, 1fr) !important;
        gap: 15px 10px !important;
        justify-items: center !important;
    }
    
    .stat-item {
        padding: 0 3px !important;
    }
    
    .stat-number {
        font-size: 1.8rem !important;
    }
    
    .stat-label {
        font-size: 0.75rem !important;
    }
}

/* Better touch targets for mobile */
@media (max-width: 767px) {
    .btn, .float-btn {
        min-height: 44px; /* Apple's recommended minimum touch target */
        min-width: 44px;
    }
    
    .radio-option, .checkbox-option {
        min-height: 44px;
        align-items: center;
    }
    
    .input-field input {
        min-height: 44px;
    }
    
    /* Improve readability */
    body {
        font-size: 14px;
        line-height: 1.5;
    }
    
    .consultation-form {
        font-size: 14px;
    }
    
    .testimonial-text,
    .case-problem {
        font-size: 1rem;
    }
}

/* Fix any remaining grid issues */
@media (max-width: 767px) {
    /* Force override any remaining multi-column layouts */
    [class*="grid"] {
        grid-template-columns: 1fr !important;
    }
    
    .consultation-content,
    .footer-content {
        grid-template-columns: 1fr !important;
        gap: 30px !important;
    }
    
    /* Ensure proper stacking */
    .input-group {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
    }
}

/* Loading and modal mobile adjustments */
@media (max-width: 767px) {
    .modal-content {
        margin: 10px;
        padding: 30px 20px;
        max-width: calc(100vw - 40px);
    }
    
    .modal-content h3 {
        font-size: 1.5rem;
    }
    
    .modal-content p {
        font-size: 1rem;
    }
    
    .loading-overlay p {
        font-size: 1rem;
        padding: 0 20px;
        text-align: center;
    }
}