/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }

    .header .container {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.65rem 15px;
    }

    .logo {
        gap: 8px;
    }

    .logo i {
        font-size: 1.3rem;
    }

    .logo h1 {
        font-size: 1.3rem;
    }

    .badge {
        font-size: 0.6rem;
        padding: 2px 8px;
    }

    .nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        gap: 4px;
    }

    .nav-btn {
        padding: 10px;
        font-size: 0.75rem;
        min-width: 44px;
        justify-content: center;
    }

    .nav-btn i {
        font-size: 1.1rem;
    }

    .nav-btn span {
        display: none;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .plants-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .filter-controls {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
    }

    #search-plants {
        min-width: 100%;
        width: 100%;
    }

    .form-actions {
        flex-direction: column;
    }

    /* About Section Responsive */
    .about-hero-content h2 {
        font-size: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .mission-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .mission-image {
        height: 150px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .story-timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }

    .timeline-year {
        margin-right: 0;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .about-section {
        padding: 2rem 1.5rem;
    }

    .page-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .detail-header {
        flex-direction: column;
        text-align: center;
    }

    .detail-image {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 0.75rem;
    }
    
    .footer {
        padding: 1.25rem 0 0.5rem;
    }

    .social-links {
        justify-content: center;
    }

    .modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }
}

@media (max-width: 480px) {
    .header .container {
        padding: 0.5rem 15px;
    }

    .logo h1 {
        font-size: 1.2rem;
    }

    .logo i {
        font-size: 1.1rem;
    }

    .badge {
        font-size: 0.55rem;
        padding: 2px 6px;
    }

    .nav-btn {
        padding: 8px;
        min-width: 40px;
    }

    .nav-btn i {
        font-size: 1rem;
    }

    .page-header h2 {
        font-size: 2rem;
    }

    .about-hero {
        padding: 3rem 1rem;
    }

    .about-hero-content h2 {
        font-size: 1.8rem;
    }

    .section-header h3 {
        font-size: 1.8rem;
    }

    .feature-card {
        padding: 2rem 1.5rem;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .nav-btn {
        padding: 10px 15px;
    }

    .plants-grid {
        grid-template-columns: 1fr;
    }

    .plant-form {
        padding: 1.5rem;
    }

    .discovery-grid {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding: 2rem 1rem;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .plants-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .nav-btn:not(.active),
    .filter-controls,
    .form-actions,
    .modal-close {
        display: none !important;
    }

    .page {
        display: block !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .plant-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark Mode Support - Keeping original colors but ensuring dark mode compatibility */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --primary: #2d5a27;
        --secondary: #4a7c59;
        --accent: #8bb574;
        --light: #1a2e1a;
        --white: #2d3e2d;
        --text: #e8f5e8;
        --text-light: #a8c4a8;
        --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    }

    body:not([data-theme]) {
        background: linear-gradient(135deg, #1a2e1a 0%, #2d3e2d 100%);
    }
}

/* Ensure dark mode toggle overrides system preference */
[data-theme="dark"] {
    --primary: #8bb574;
    --secondary: #4a7c59;
    --accent: #2d5a27;
    --light: #2c3e50;
    --white: #34495e;
    --text: #ecf0f1;
    --text-light: #bdc3c7;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, var(--light) 0%, var(--white) 100%);
}