/* TEXTY v2 - Component Styles */

/* === FORM ELEMENTS === */
.text-area {
    width: 100%;
    min-height: 200px;
    padding: var(--space-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    resize: vertical;
    transition: all var(--transition-fast);
    outline: none;
}

.text-area:focus {
    border-color: var(--color-border-focus);
    box-shadow: none;
}

.text-area::placeholder {
    color: var(--color-text-muted);
    font-style: italic;
}

.primary-textarea {
    min-height: 560px;
    font-size: 0.9rem;
}

.text-area[readonly] {
    background: var(--color-bg-tertiary);
    cursor: default;
}

/* Form groups and fields */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    align-items: end;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-select,
.form-input {
    padding: var(--space-sm) var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    transition: all var(--transition-fast);
    outline: none;
}

.form-select:focus,
.form-input:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right var(--space-sm) center;
    background-repeat: no-repeat;
    background-size: 16px 16px;
    padding-right: var(--space-2xl);
}

.form-input[type="number"] {
    text-align: center;
}

/* === BUTTONS === */
.button-group {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-family);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    white-space: nowrap;
    min-height: 44px;
    position: relative;
    overflow: hidden;
}

.btn:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* Button variants */
.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-text-inverse);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-bg-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-bg-tertiary);
    border-color: var(--color-text-primary);
    transform: translateY(-1px);
}

/* Case converter buttons */
.btn-case {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.75rem;
    font-weight: 700;
    min-height: 36px;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border-color: var(--color-border);
    text-transform: none;
}

.btn-case:hover:not(:disabled) {
    background: var(--color-accent);
    color: var(--color-text-inverse);
    border-color: var(--color-accent);
    transform: translateY(-1px);
}

.btn-case:active {
    background: var(--color-accent-light);
    transform: translateY(0);
}

/* Button loading state */
.btn.loading {
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: button-spin 0.8s linear infinite;
}

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

/* === INTERACTIVE STATES === */
.btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

/* === FOCUS MANAGEMENT === */
.btn:focus-visible {
    outline: 2px solid var(--color-border-focus);
    outline-offset: 2px;
}

/* === CUSTOM SCROLLBARS === */
.text-area::-webkit-scrollbar {
    width: 8px;
}

.text-area::-webkit-scrollbar-track {
    background: var(--color-bg-tertiary);
    border-radius: 4px;
}

.text-area::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
    transition: background var(--transition-fast);
}

.text-area::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* Firefox */
.text-area {
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) var(--color-bg-tertiary);
}

/* === ANIMATION UTILITIES === */
@keyframes fadeIn {
    from { 
        opacity: 0; 
        transform: translateY(10px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

@keyframes slideIn {
    from { 
        transform: translateX(100%); 
    }
    to { 
        transform: translateX(0); 
    }
}

@keyframes pulse {
    0%, 100% { 
        opacity: 1; 
    }
    50% { 
        opacity: 0.7; 
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

.slide-in {
    animation: slideIn 0.3s ease-out;
}

.pulse {
    animation: pulse 2s infinite;
}

/* === LOADING STATES === */
.loading-skeleton {
    background: linear-gradient(90deg, var(--color-bg-tertiary) 25%, var(--color-bg-secondary) 50%, var(--color-bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* === ACCESSIBILITY === */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .btn:hover:not(:disabled) {
        transform: none;
    }
    
    .card:hover {
        transform: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn {
        border-width: 3px;
    }
    
    .text-area {
        border-width: 3px;
    }
    
    .card {
        border-width: 2px;
    }
}

/* === MOBILE OPTIMIZATIONS === */
@media (max-width: 768px) {
    .button-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xs);
    }
    
    .btn-case {
        font-size: 0.7rem;
        padding: var(--space-xs) var(--space-sm);
    }
}

@media (max-width: 480px) {
    .text-area {
        padding: var(--space-md);
        font-size: 0.8rem;
    }
    
    .primary-textarea {
        min-height: 240px;
    }
    
    .btn {
        padding: var(--space-md);
        font-size: 0.8rem;
    }
    
    .case-grid {
        grid-template-columns: 1fr;
    }
}

/* === PRINT STYLES === */
@media print {
    .theme-toggle,
    .button-group,
    .footer {
        display: none;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #000;
        break-inside: avoid;
    }
    
    .text-area {
        border: 1px solid #000;
        background: white;
        color: black;
    }
}

/* === DARK MODE SPECIFIC ADJUSTMENTS === */
[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23cbd5e1' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
}

[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: var(--color-text-inverse);
}

[data-theme="dark"] .btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #f3f4f6, var(--color-primary));
}

/* === UTILITIES === */
.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;
}

.no-scroll {
    overflow: hidden;
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}