/**
 * Mobile Form Optimization Styles
 * CSS styles for enhanced mobile form interaction
 */

/* iOS-specific optimizations */
.ios-optimized {
    -webkit-appearance: none !important;
    -webkit-border-radius: 0 !important;
    border-radius: 0 !important;
    font-size: 16px !important; /* Prevent zoom on iOS */
}

/* Mobile-optimized inputs */
.mobile-optimized-input {
    min-height: 44px;
    min-width: 44px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    box-sizing: border-box;
}

.mobile-optimized-input:focus {
    outline: none;
    transform: none; /* Prevent layout shifts */
}

/* Mobile-optimized selects */
.mobile-optimized-select {
    min-height: 44px;
    min-width: 44px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.mobile-optimized-select:focus {
    outline: none;
}

/* Select focus state */
.select-focused {
    border-width: 3px !important;
    box-shadow: 0 0 0 2px var(--accent, #ff0080) !important;
}

/* Select change animation */
.select-changed {
    transform: scale(1.02);
    transition: transform 0.2s ease;
}

/* Input focus state */
.input-focused {
    border-width: 3px !important;
    box-shadow: 0 0 0 2px var(--accent, #ff0080) !important;
}

/* Touch feedback for interactive elements */
.touch-active {
    transform: scale(0.98) !important;
    opacity: 0.8 !important;
    transition: transform 0.1s ease, opacity 0.1s ease !important;
}

/* Validation message styles */
.validation-message {
    position: absolute;
    z-index: 1000;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    max-width: 300px;
    word-wrap: break-word;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    pointer-events: none;
    transition: opacity 200ms ease, transform 200ms ease;
}

.validation-error {
    background-color: #ff0041;
    color: #ffffff;
}

.validation-success {
    background-color: #00ff41;
    color: #000000;
}

.validation-warning {
    background-color: #ffaa00;
    color: #000000;
}

/* Dropdown enhancements */
.dropdown-menu {
    max-height: 60vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

/* Profile dropdown mobile optimizations */
#profileDropdownMenu {
    max-height: 250px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

#profileDropdownMenu .profile-option,
#profileDropdownMenu .dropdown-option {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#profileDropdownMenu .profile-option:hover,
#profileDropdownMenu .dropdown-option:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Virtual keyboard adjustments */
.virtual-keyboard-open {
    /* Styles when virtual keyboard is open */
}

.virtual-keyboard-open .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.virtual-keyboard-open .form-input:focus {
    /* Ensure focused input stays visible */
    position: relative;
    z-index: 10;
}

/* Mobile-specific form improvements */
@media (max-width: 768px) {
    /* Larger touch targets on mobile */
    .form-input,
    .mobile-optimized-input {
        min-height: 48px;
        padding: 12px 16px;
        font-size: 16px; /* Prevent iOS zoom */
    }
    
    select.form-input,
    .mobile-optimized-select {
        min-height: 48px;
        padding: 12px 16px;
        font-size: 16px;
    }
    
    /* Button optimizations */
    .btn,
    button {
        min-height: 48px;
        min-width: 48px;
        padding: 12px 20px;
        font-size: 16px;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Profile dropdown mobile positioning */
    #profileDropdownButton {
        min-height: 48px;
        font-size: 16px;
        width: 100%;
    }
    
    #profileDropdownMenu {
        position: fixed !important;
        left: 16px;
        right: 16px;
        width: auto !important;
        max-width: none !important;
        max-height: 250px;
        z-index: 2000;
    }
    
    /* Validation messages on mobile */
    .validation-message {
        max-width: calc(100vw - 32px);
        font-size: 14px;
        padding: 10px 14px;
    }
    
    /* Form group spacing */
    .form-group {
        margin-bottom: 20px;
    }
    
    /* Form labels */
    .form-label {
        font-size: 14px;
        margin-bottom: 8px;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .form-input,
    .mobile-optimized-input {
        min-height: 44px;
        padding: 10px 14px;
        font-size: 16px;
    }
    
    select.form-input,
    .mobile-optimized-select {
        min-height: 44px;
        padding: 10px 14px;
    }
    
    .btn,
    button {
        min-height: 44px;
        min-width: 44px;
        padding: 10px 16px;
        font-size: 14px;
    }
    
    #profileDropdownMenu {
        left: 8px;
        right: 8px;
        max-height: 200px;
    }
    
    .validation-message {
        max-width: calc(100vw - 16px);
        font-size: 13px;
        padding: 8px 12px;
    }
}

/* Landscape mobile optimization */
@media (max-height: 500px) and (orientation: landscape) {
    .validation-message {
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        max-width: 90vw;
        z-index: 9999;
    }
    
    #profileDropdownMenu {
        max-height: 150px;
    }
    
    .virtual-keyboard-open .form-input:focus {
        /* Ensure input visibility in landscape with keyboard */
        scroll-margin-top: 60px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .validation-error {
        background-color: #ff0000;
        border: 2px solid #ffffff;
    }
    
    .validation-success {
        background-color: #00ff00;
        border: 2px solid #000000;
    }
    
    .validation-warning {
        background-color: #ffff00;
        border: 2px solid #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .validation-message,
    .touch-active,
    .select-changed,
    .dropdown-menu {
        transition: none !important;
        animation: none !important;
    }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
    .validation-message {
        box-shadow: 0 2px 8px rgba(255, 255, 255, 0.1);
    }
}

/* Focus visible for keyboard navigation */
.mobile-optimized-input:focus-visible,
.mobile-optimized-select:focus-visible {
    outline: 2px solid var(--accent, #ff0080);
    outline-offset: 2px;
}

/* Improve select dropdown arrow on mobile */
select.mobile-optimized-select {
    background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), 
                      linear-gradient(135deg, currentColor 50%, transparent 50%);
    background-position: calc(100% - 20px) calc(1em + 2px), 
                         calc(100% - 15px) calc(1em + 2px);
    background-size: 5px 5px, 5px 5px;
    background-repeat: no-repeat;
    padding-right: 40px;
}

/* Loading state for form submissions */
.form-loading .btn,
.form-loading button {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.form-loading .btn::after,
.form-loading button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Accessibility improvements */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Ensure proper spacing for mobile forms */
.mobile-form-container {
    padding: 16px;
}

.mobile-form-container .form-group:last-child {
    margin-bottom: 0;
}

/* Improve checkbox and radio button touch targets */
input[type="checkbox"],
input[type="radio"] {
    min-width: 20px;
    min-height: 20px;
    margin-right: 8px;
}

/* Label improvements for mobile */
label {
    cursor: pointer;
    display: block;
    padding: 4px 0;
}

/* File input improvements */
input[type="file"] {
    padding: 8px;
    border: 2px dashed var(--border, #ccc);
    background: transparent;
    cursor: pointer;
}

input[type="file"]:focus {
    border-color: var(--accent, #ff0080);
    outline: none;
}