/* Responsive styles */

/* Large desktop and up */
@media (min-width: 1200px) {
    .content-area {
        padding: 2rem;
    }
    
    .feature-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Medium devices (tablets, 768px to 992px) */
@media (min-width: 768px) and (max-width: 991px) {
    :root {
        --sidebar-width: 200px;
    }
    
    .site-title {
        font-size: 1rem;
    }
    
    .panel-button {
        font-size: 0.9rem;
        padding: 0.6rem;
    }
    
    .feature-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .feature-card {
        padding: 1.2rem;
    }
    
    .content-area {
        padding: 1rem;
    }
    
    .container {
        padding: 1.2rem;
    }
}

/* Small devices (landscape phones, 576px to 768px) */
@media (min-width: 576px) and (max-width: 767px) {
    :root {
        --sidebar-width: 180px;
    }
    
    .left-panel {
        width: var(--sidebar-width);
    }
    
    .content-area {
        margin-left: var(--sidebar-width);
        padding: 0.8rem;
    }
    
    .container {
        padding: 1rem;
    }
    
    .site-title {
        font-size: 0.9rem;
    }
    
    .panel-button {
        font-size: 0.85rem;
        padding: 0.5rem;
        margin-bottom: 0.6rem;
    }
    
    .subject-title {
        font-size: 0.8rem;
    }
    
    .feature-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .feature-card {
        padding: 1rem;
    }
    
    .feature-card i {
        font-size: 1.7rem;
        margin-bottom: 0.8rem;
    }
    
    .feature-card h3 {
        font-size: 1.1rem;
    }
}

/* Extra small devices (portrait phones, less than 576px) */
@media (max-width: 575px) {
    /* Auto-hide sidebar on mobile */
    .left-panel {
        transform: translateX(-100%);
    }
    
    .left-panel.active {
        transform: translateX(0);
    }
    
    .sidebar-toggle {
        left: 10px !important;
    }
    
    .content-area {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 0.5rem;
    }
    
    .container {
        padding: 0.8rem;
        min-height: calc(100vh - 30px);
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .welcome-section h1 {
        font-size: 1.5rem;
    }
    
    .welcome-section p {
        font-size: 0.9rem;
    }
    
    .button-container {
        flex-direction: column;
    }
    
    #submit-button, #optimize-button {
        width: 100%;
        margin-top: 0.5rem;
    }
    
    .chat-container {
        gap: 10px;
    }
    
    textarea#user-input {
        height: 100px;
    }
    
    .about-modal {
        width: 95%;
    }
    
    .about-modal-header h2 {
        font-size: 1.3rem;
    }
    
    /* Quiz container responsive */
    .control-panel {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    
    .control-panel label,
    .control-panel select,
    .control-panel button {
        width: 100%;
        margin: 3px 0;
    }
    
    .navigation-controls {
        padding: 0.5rem;
    }
}

/* Fix for very small height screens */
@media (max-height: 500px) {
    .ghibli-header {
        height: 50px;
    }
    
    .panel-button {
        padding: 0.4rem;
        margin-bottom: 0.4rem;
    }
    
    .container {
        min-height: calc(100vh - 20px);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-color: #e0e0e0;
        --light-bg: #2a2a2a;
        --border-color: #444;
    }
    
    body {
        background-color: #1a1a1a;
    }
    
    .container, .feature-card, .about-modal {
        background-color: #252525;
    }
    
    .welcome-section h1 {
        color: var(--theme-light-blue);
    }
    
    .welcome-section p,
    .feature-card p {
        color: #bbb;
    }
    
    .feature-card {
        border-color: #444;
    }
    
    .feature-card h3 {
        color: #e0e0e0;
    }
    
    textarea#user-input {
        background-color: #2c2c2c;
        color: #e0e0e0;
        border-color: #444;
    }
    
    #optimize-button {
        background-color: #2c2c2c;
        color: #ddd;
        border-color: #444;
    }
    
    .about-modal-footer {
        background-color: #222;
        border-color: #444;
    }
    
    .about-modal-content {
        color: #e0e0e0;
    }
    
    .dropdown-container select {
        background-color: #2c2c2c;
        color: #e0e0e0;
        border-color: #444;
    }
}

/* Print styles */
@media print {
    .left-panel, .sidebar-toggle, .feature-cards, .button-container {
        display: none !important;
    }
    
    .content-area {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 0 !important;
    }
    
    .container {
        box-shadow: none;
        min-height: auto;
    }
    
    body {
        background-color: white !important;
    }
    
    /* Ensure all content is visible without scrolling */
    .output-container {
        overflow: visible;
        height: auto;
    }
}