/* Responsive Styles */

/* For screens 992px and down (Tablets) - General tablet adjustments */
@media (max-width: 992px) {
    .container {
        max-width: 960px; 
    }
    #user-columns-container {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); 
    }
}

/* For screens 780px and down (Trigger Point for Burger Menu & other adjustments) */
@media (max-width: 780px) {
    .site-header {
        padding: 0 15px; 
    }
    .header-container {
        height: 60px; 
    }
    #site-logo-img {
        height: 50px; 
    }

    .burger-menu {
        display: flex; /* Show burger button */
    }

    .main-nav {
        display: none; /* Hide nav by default */
        position: absolute;
        top: 60px; 
        left: 0;
        width: 100%;
        background-color: #ffffff; 
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        z-index: 999; 
        border-top: 1px solid #e4e6eb;
        max-height: calc(100vh - 60px); 
        overflow-y: auto; 
    }

    .main-nav.menu-open {
        display: block; /* Show nav when .menu-open class is added */
    }

    .main-nav ul {
        flex-direction: column;
        width: 100%;
        padding: 10px 0; 
    }

    .main-nav li {
        margin-left: 0;
        width: 100%;
        text-align: left; 
    }
    .main-nav li:last-child { 
        border-bottom: none;
    }

    .main-nav li a,
    .main-nav li .nav-user-info { 
        display: block; 
        padding: 12px 20px;
        border-bottom: 1px solid #f0f2f5; 
        color: #1c1e21; 
        font-weight: 500;
    }
    .main-nav li .nav-user-info { 
        display: flex;
        align-items: center;
        border-left: none; 
        padding-left: 20px; 
    }

    .main-nav a:hover,
    .main-nav a.active {
        background-color: #f0f2f5; 
        color: #0056b3;
    }
    
    /* Burger animation when active */
    .burger-menu.active .burger-bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg); 
    }
    .burger-menu.active .burger-bar:nth-child(2) {
        opacity: 0;
    }
    .burger-menu.active .burger-bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg); 
    }

    /* General layout adjustments for smaller screens */
    .container {
        padding: 15px; 
    }
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    .dashboard-header h1 {
        font-size: 22px;
    }
    #user-columns-container {
        grid-template-columns: 1fr; 
    }
    .user-column {
        margin-bottom: 20px;
    }
    .admin-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px; 
    }
    .admin-list .actions {
        margin-top: 8px;
        width: 100%;
        display: flex; 
        justify-content: flex-end; 
        gap: 8px; 
    }
    .admin-list .actions button {
        margin-left: 0; 
    }
    .modal-content {
        width: 95%; 
        padding: 20px;
    }
}

/* For screens 576px and down (Smaller Phones) */
@media (max-width: 576px) {
    .login-container {
        padding: 25px; 
        margin: 20px; 
    }
    .modal-content {
        padding: 15px;
    }
    .dashboard-header h1 {
        font-size: 20px;
    }
    #current-date {
        font-size: 1em;
    }
    .user-column .person-header h2 {
        font-size: 1.1em; 
    }
    .user-column .person-header .points {
        font-size: 1em;
    }
    .routines-section h3, .rewards-section h3 { 
        font-size: 1.05em;
    }
    .routine-title-text {
        font-size: 0.95em;
    }
    .routine-points {
        font-size: 0.85em;
    }
    button, .complete-routine-btn, .claim-reward-btn, .admin-list .actions button {
        font-size: 0.9em;
        padding: 8px 12px;
    }
    .login-container button {
        font-size: 1.1em; 
    }
}

/* For screens 400px and down (Very small phones) */
@media (max-width: 400px) {
    .login-container {
        margin: 10px; 
        padding: 20px;
    }
    .site-header {
        padding: 0 10px;
    }
    .header-container {
        height: 50px;
    }
    #site-logo-img {
        height: 28px;
    }
    .main-nav {
        top: 50px;
        max-height: calc(100vh - 50px);
    }
}