/* =====================================================
   Cloud Service EOL Tracker - Responsive Styles
   Mobile-First Approach
   ===================================================== */

/* =====================================================
   Base: Mobile (< 768px)
   Already defined in styles.css
   ===================================================== */

/* =====================================================
   Tablet: 768px and up
   ===================================================== */

@media (min-width: 768px) {
    /* Typography */
    h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    /* Header */
    header {
        padding: var(--spacing-xl) 0;
    }

    /* Controls */
    .filters {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .filters select {
        flex: 1;
        min-width: 200px;
    }

    .controls-footer {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }

    .stats {
        flex-direction: row;
        gap: var(--spacing-md);
    }

    /* Cards */
    .cards-view {
        grid-template-columns: repeat(2, 1fr);
    }

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

/* =====================================================
   Desktop: 1024px and up
   ===================================================== */

@media (min-width: 1024px) {
    /* Typography */
    h1 {
        font-size: 3rem;
    }

    /* Container */
    .container {
        padding: 0 var(--spacing-lg);
    }

    /* Main Content Grid */
    .content-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    /* Cards */
    .cards-view {
        grid-template-columns: repeat(2, 1fr);
    }

    /* Table View - Better spacing */
    .data-table th {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .data-table td {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    /* Filters - More compact */
    .filters select {
        min-width: 180px;
    }
}

/* =====================================================
   Large Desktop: 1280px and up
   ===================================================== */

@media (min-width: 1280px) {
    /* Container */
    .container {
        max-width: 1400px;
    }

    /* Cards - Three columns */
    .cards-view {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Larger spacing */
    main {
        padding: var(--spacing-xl) 0;
    }
}

/* =====================================================
   Print Styles
   ===================================================== */

@media print {
    /* Hide non-essential elements */
    .controls,
    footer,
    .view-toggle {
        display: none !important;
    }

    /* Reset backgrounds */
    body {
        background: white;
    }

    .card {
        page-break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--border-color);
    }

    /* Adjust colors for print */
    a {
        color: var(--text-primary);
        text-decoration: underline;
    }

    /* Show URLs */
    a[href]:after {
        content: " (" attr(href) ")";
        font-size: var(--font-size-xs);
        color: var(--text-secondary);
    }
}

/* =====================================================
   Accessibility - Reduced Motion
   ===================================================== */

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

    .spinner {
        animation: none;
        border-top-color: var(--primary-color);
    }
}

/* =====================================================
   Dark Mode Support (Optional)
   ===================================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --background: #1a1a1a;
        --card-background: #2d2d2d;
        --text-primary: #e0e0e0;
        --text-secondary: #b0b0b0;
        --text-muted: #808080;
        --border-color: #404040;
        --primary-color: #4a9eff;
        --primary-dark: #3a8eef;
        --primary-light: #5aaeef;
    }

    header {
        background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    }

    .card:hover {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    }

    .ad-container {
        background-color: #252525;
        border-color: #404040;
    }

    footer {
        background-color: #1a1a1a;
        border-top: 1px solid #404040;
    }
}

/* =====================================================
   Landscape Mobile Optimizations
   ===================================================== */

@media (max-height: 500px) and (orientation: landscape) {
    header {
        padding: var(--spacing-md) 0;
    }

    h1 {
        font-size: 1.5rem;
    }

    .subtitle {
        font-size: var(--font-size-base);
    }

    .controls {
        padding: var(--spacing-sm);
    }
}

/* =====================================================
   High DPI / Retina Display Optimizations
   ===================================================== */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    /* Optimize border rendering on high-DPI displays */
    .card,
    .controls {
        border-width: 0.5px;
    }
}