/* Mobile-First Responsive Design for All Pages */

/* Base mobile styles (320px and up) */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 5px;
        width: 100%;
    }
    
    .login-card {
        flex-direction: column;
        max-width: 100%;
        min-height: auto;
        border-radius: 16px;
    }
    
    .image-section {
        min-height: 150px;
        padding: 20px;
    }
    
    .form-section {
        padding: 20px 15px;
    }
    
    .logo-section {
        margin-bottom: 25px;
    }
    
    .logo img {
        max-width: 60px;
        height: auto;
    }
    
    .brand-info h1 {
        font-size: 18px;
    }
    
    .brand-info p {
        font-size: 12px;
    }
    
    .welcome-section h2 {
        font-size: 20px;
    }
    
    .welcome-section p {
        font-size: 14px;
    }
    
    .form-group {
        margin-bottom: 15px;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        height: 44px;
        font-size: 16px;
        padding: 0 12px;
    }
    
    .login-btn {
        height: 44px;
        font-size: 16px;
    }
    
    /* Role buttons mobile */
    .role-buttons {
        flex-direction: column;
        gap: 8px;
    }
    
    .role-btn {
        padding: 12px 15px;
        font-size: 14px;
    }
}

/* Tablet styles (481px to 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .container {
        padding: 10px;
    }
    
    .login-card {
        flex-direction: column;
        max-width: 500px;
    }
    
    .image-section {
        min-height: 200px;
        padding: 30px;
    }
    
    .form-section {
        padding: 30px 25px;
    }
    
    .logo img {
        max-width: 80px;
    }
    
    .brand-info h1 {
        font-size: 22px;
    }
    
    .welcome-section h2 {
        font-size: 24px;
    }
}

/* Desktop styles (769px and up) */
@media (min-width: 769px) {
    .login-card {
        flex-direction: row;
        max-width: 800px;
    }
    
    .image-section {
        flex: 1;
        padding: 40px;
    }
    
    .form-section {
        flex: 1;
        padding: 40px;
    }
}

/* Universal Mobile Styles for All Pages */

/* Form Grid Responsive */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (min-width: 1024px) {
    .form-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Button Responsive */
.btn, .btn-primary, .login-btn {
    width: 100%;
    min-height: 44px;
    font-size: 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

@media (min-width: 768px) {
    .btn, .btn-primary {
        width: auto;
        min-width: 120px;
        padding: 12px 24px;
    }
}

/* Table Responsive */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    min-width: 600px;
    border-collapse: collapse;
}

@media (max-width: 768px) {
    table {
        font-size: 14px;
    }
    
    th, td {
        padding: 8px 4px;
        white-space: nowrap;
    }
}

/* Navigation Mobile */
.nav-menu {
    list-style: none;
}

@media (max-width: 768px) {
    .nav-item a {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .nav-icon {
        width: 18px;
        margin-right: 12px;
    }
}

/* Cards and Containers */
.card, .stat-card, .chart-card {
    margin-bottom: 15px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .card, .stat-card, .chart-card {
        padding: 15px;
        margin-bottom: 10px;
    }
}

/* Header Mobile */
.header {
    padding: 15px 20px;
}

@media (max-width: 768px) {
    .header {
        padding: 12px 15px;
    }
    
    .header-top {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .user-info {
        align-self: flex-end;
    }
}

/* Sidebar Mobile */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        position: relative;
    }
    
    .container {
        flex-direction: column;
    }
    
    .main-content {
        width: 100%;
    }
}

/* Image Responsive */
img {
    max-width: 100%;
    height: auto;
}

/* Text Responsive */
@media (max-width: 768px) {
    h1 { font-size: 24px; }
    h2 { font-size: 20px; }
    h3 { font-size: 18px; }
    h4 { font-size: 16px; }
    
    p, span, div {
        font-size: 14px;
        line-height: 1.5;
    }
}

/* Touch-friendly elements */
@media (max-width: 768px) {
    button, .btn, input, select, textarea {
        min-height: 44px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .clickable, a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

/* Spacing adjustments */
@media (max-width: 768px) {
    .dashboard-content,
    .main-content {
        padding: 15px 10px;
    }
    
    .stats-section {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .charts-section {
        grid-template-columns: 1fr;
    }
}

/* Logo section mobile fix */
.logo-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    margin: 0 0 15px 0;
}

@media (max-width: 768px) {
    .logo-section {
        margin-bottom: 20px;
    }
}

/* Additional Mobile Optimizations */

/* Prevent horizontal scroll */
html, body {
    overflow-x: hidden;
    width: 100%;
}

/* Improve touch targets */
@media (max-width: 768px) {
    .nav-item, .btn, button, input, select {
        min-height: 44px;
    }
    
    /* Better spacing for mobile */
    .form-group {
        margin-bottom: 16px;
    }
    
    /* Mobile-friendly modals */
    .modal, .popup {
        width: 95% !important;
        max-width: 400px;
        margin: 20px auto;
    }
    
    /* Toast notifications mobile */
    .toast {
        bottom: 20px;
        left: 20px;
        right: 20px;
        width: auto;
    }
    
    /* File input mobile */
    input[type="file"] {
        padding: 12px;
        border: 2px dashed #ddd;
        border-radius: 8px;
        text-align: center;
    }
    
    /* Image preview mobile */
    #image-preview-container {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 10px;
    }
    
    .image-preview {
        width: 80px;
        height: 80px;
        border-radius: 8px;
        object-fit: cover;
    }
}

/* Landscape mobile optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .login-card {
        flex-direction: row;
        max-height: 90vh;
    }
    
    .image-section {
        min-height: auto;
        flex: 0.4;
    }
    
    .form-section {
        flex: 0.6;
        padding: 20px;
    }
    
    .welcome-section {
        margin-bottom: 15px;
    }
    
    .logo-section {
        margin-bottom: 15px;
    }
}

/* Focus styles for accessibility */
input:focus, select:focus, textarea:focus, button:focus {
    outline: 2px solid #b91c5c;
    outline-offset: 2px;
}

/* Skip to content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #b91c5c;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}