/*
 * OpenClaw Hub - Responsive Styles
 * Mobile-first responsive design
 */

/* ===== Mobile Devices (less than 768px) ===== */
@media (max-width: 767.98px) {
    /* Spacing adjustments */
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }

    .container,
    .container-narrow {
        padding: 0 var(--spacing-sm);
    }

    /* ===== Mobile Menu ===== */
    .mobile-menu-toggle {
        display: flex !important;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        background: none;
        border: 2px solid var(--primary);
        border-radius: var(--radius-sm);
        cursor: pointer;
        padding: 8px 12px;
        z-index: 1001;
        min-width: 44px;
        min-height: 44px;
    }

    .mobile-menu-toggle:hover {
        background-color: rgba(255, 107, 53, 0.1);
    }

    .mobile-menu-toggle:focus {
        outline: 2px solid var(--primary);
        outline-offset: 2px;
    }

    .mobile-menu-toggle .hamburger {
        width: 25px;
        height: 3px;
        background-color: var(--primary);
        border-radius: 3px;
        transition: all 0.3s ease;
    }

    .mobile-menu-toggle[aria-expanded="true"] .hamburger:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .mobile-menu-toggle[aria-expanded="true"] .hamburger:nth-child(2) {
        opacity: 0;
        transform: translateX(-20px);
    }

    .mobile-menu-toggle[aria-expanded="true"] .hamburger:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    /* Navigation */
    .main-nav {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        background-color: var(--bg-header);
        border-bottom: 2px solid var(--primary);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 1000;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    }

    .main-nav.active {
        max-height: 500px;
        opacity: 1;
        visibility: visible;
        padding: var(--spacing-md) 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0;
        margin: 0;
    }

    .main-nav li {
        width: 100%;
        margin: 0;
        padding: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .main-nav li:last-child {
        border-bottom: none;
    }

    .main-nav a {
        display: block;
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        color: var(--text-secondary);
        font-size: 1rem;
        font-weight: 500;
        border-radius: 0;
        border-left: 4px solid transparent;
        transition: all 0.2s ease;
    }

    .main-nav a:hover,
    .main-nav a:focus {
        background-color: rgba(255, 107, 53, 0.1);
        border-left-color: var(--primary);
        color: var(--primary);
    }

    .main-nav a.active {
        background-color: rgba(255, 107, 53, 0.15);
        border-left-color: var(--primary);
        color: var(--primary);
    }

    /* ===== Hero Section ===== */
    .hero {
        padding: var(--spacing-lg) 0;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

    .hero h2 {
        font-size: 1.125rem;
    }

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

    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* ===== Stats ===== */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .stat-number {
        font-size: 2rem;
    }

    /* ===== Cards ===== */
    .category-grid,
    .skill-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* ===== Security Warning ===== */
    .security-warning {
        padding: var(--spacing-sm);
    }

    .security-warning h3 {
        font-size: 1rem;
    }

    /* ===== Footer ===== */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* ===== Search ===== */
    .search-input {
        padding-left: 2.5rem;
        font-size: 16px; /* Prevent iOS zoom */
    }

    /* ===== Skill Cards ===== */
    .skill-header {
        flex-direction: column;
        gap: var(--spacing-xs);
        align-items: flex-start;
    }

    .skill-actions {
        flex-direction: column;
        width: 100%;
    }

    .skill-actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* ===== Section spacing ===== */
    .section {
        padding: var(--spacing-lg) 0;
    }
}

/* ===== Small Devices (576px to 767px) ===== */
@media (min-width: 576px) and (max-width: 767.98px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

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

/* ===== Print Styles ===== */
@media print {
    .site-header,
    .site-footer,
    .hero-actions,
    .search-container,
    .mobile-menu-toggle {
        display: none !important;
    }

    body {
        background-color: white;
        color: black;
    }

    .card,
    .skill-card,
    .category-card {
        break-inside: avoid;
        border: 1px solid #ccc;
    }

    a {
        color: #0066cc;
    }

    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
}

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

    html {
        scroll-behavior: auto;
    }
}

/* ===== High Contrast Mode ===== */
@media (prefers-contrast: high) {
    :root {
        --primary: #FF8C00;
        --secondary: #00CED1;
        --bg-dark: #000000;
        --bg-card: #1a1a1a;
        --text-primary: #FFFFFF;
        --text-secondary: #E0E0E0;
    }

    .card,
    .skill-card,
    .category-card {
        border: 2px solid var(--primary);
    }

    .mobile-menu-toggle {
        border-width: 3px;
    }
}

/* ===== Landscape Orientation ===== */
@media (orientation: landscape) and (max-height: 600px) {
    .hero {
        padding: var(--spacing-md) 0;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .section {
        padding: var(--spacing-md) 0;
    }

    .main-nav.active {
        max-height: 300px;
        overflow-y: auto;
    }
}

/* ===== Touch Devices ===== */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .card,
    .skill-card,
    .category-card {
        transition: none;
    }

    .btn:hover,
    .card:hover,
    .skill-card:hover,
    .category-card:hover {
        transform: none;
    }

    /* Increase tap targets */
    .btn,
    .main-nav a,
    .mobile-menu-toggle {
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .main-nav a {
        display: flex;
    }
}