/**
 * WCP Field Media Upload - Mobile-Specific Styles
 */

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

/* Larger touch targets on mobile */
@media (max-width: 640px) {
    html {
        font-size: 16px;
    }

    .app-main {
        padding: var(--spacing-3);
    }

    .card {
        padding: var(--spacing-4);
        border-radius: var(--radius-lg);
    }

    /* Make inputs bigger for easier tapping */
    .form-input {
        padding: var(--spacing-4);
        font-size: var(--font-size-base);
    }

    .btn-large {
        padding: var(--spacing-4) var(--spacing-6);
        font-size: var(--font-size-lg);
        min-height: 56px;
    }

    /* Drop zone adjustments */
    .drop-zone {
        padding: var(--spacing-6);
    }

    .drop-zone-icon {
        font-size: 2.5rem;
    }

    .drop-zone-hint {
        display: none; /* Hide "drag and drop" hint on mobile */
    }

    /* File preview grid - 3 columns on mobile */
    .file-preview {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-2);
    }

    /* Optional fields */
    .optional-fields {
        padding: var(--spacing-3);
    }

    /* Full-width buttons */
    .btn {
        width: 100%;
    }

    /* Sticky upload button */
    .upload-actions {
        position: sticky;
        bottom: var(--spacing-3);
        background: var(--color-white);
        padding: var(--spacing-3);
        margin: var(--spacing-4) calc(-1 * var(--spacing-3)) calc(-1 * var(--spacing-3));
        border-top: 1px solid var(--color-gray-200);
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }

    /* Header adjustments */
    .header-content {
        padding: var(--spacing-2) var(--spacing-3);
    }

    .logo-text {
        font-size: var(--font-size-sm);
    }

    .user-info {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

/* ========================================
   Touch-specific Styles
   ======================================== */

@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects on touch devices */
    .btn:hover:not(:disabled) {
        transform: none;
    }

    /* Make tap feedback visible */
    .btn:active:not(:disabled) {
        transform: scale(0.98);
        opacity: 0.9;
    }

    .drop-zone:active {
        background: rgb(37 99 235 / 0.05);
    }

    /* Larger remove buttons on previews */
    .preview-item .remove-btn {
        width: 32px;
        height: 32px;
        font-size: 18px;
    }
}

/* ========================================
   Dark Mode Support (follows system)
   ======================================== */

@media (prefers-color-scheme: dark) {
    :root {
        --color-gray-50: #111827;
        --color-gray-100: #1f2937;
        --color-gray-200: #374151;
        --color-gray-300: #4b5563;
        --color-gray-400: #6b7280;
        --color-gray-500: #9ca3af;
        --color-gray-600: #d1d5db;
        --color-gray-700: #e5e7eb;
        --color-gray-800: #f3f4f6;
        --color-gray-900: #f9fafb;
        --color-white: #1f2937;
        --color-black: #ffffff;
    }

    body {
        background-color: #0f172a;
    }

    .app-header {
        background: #1e293b;
        border-bottom-color: #334155;
    }

    .card {
        background: #1e293b;
    }

    .form-input {
        background: #0f172a;
        border-color: #334155;
        color: #f1f5f9;
    }

    .form-input:focus {
        border-color: var(--color-primary-light);
    }

    .drop-zone {
        background: #0f172a;
        border-color: #334155;
    }

    .optional-fields {
        background: #0f172a;
    }

    .message-error {
        background: #450a0a;
        color: #fca5a5;
        border-color: #7f1d1d;
    }

    .message-success {
        background: #052e16;
        color: #86efac;
        border-color: #166534;
    }
}

/* ========================================
   Reduced Motion Support
   ======================================== */

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

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

@media print {
    .app-header,
    .app-footer,
    .upload-actions,
    .drop-zone,
    .optional-fields {
        display: none;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* ========================================
   Landscape Phone
   ======================================== */

@media (max-height: 500px) and (orientation: landscape) {
    .app-main {
        padding: var(--spacing-2);
    }

    .drop-zone {
        padding: var(--spacing-4);
    }

    .drop-zone-icon {
        font-size: 2rem;
    }

    .card {
        padding: var(--spacing-3);
    }
}

/* ========================================
   Safe Area Support (notch/home indicator)
   ======================================== */

@supports (padding: max(0px)) {
    .app-container {
        padding-left: max(var(--spacing-4), env(safe-area-inset-left));
        padding-right: max(var(--spacing-4), env(safe-area-inset-right));
    }

    .app-footer {
        padding-bottom: max(var(--spacing-4), env(safe-area-inset-bottom));
    }

    @media (max-width: 640px) {
        .upload-actions {
            padding-bottom: max(var(--spacing-3), env(safe-area-inset-bottom));
        }
    }
}