/* ============================================
   مكونات UI - UI Components
   ============================================ */

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-primary);
    font-size: var(--font-size-body);
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    user-select: none;
    -webkit-user-select: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-accent {
    background: var(--gradient-accent);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-accent:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-primary);
    color: white;
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-small);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.2rem;
}

/* Cards */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-border);
}

.card-body {
    padding: var(--spacing-sm) 0;
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 2px solid var(--color-border);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text);
}

.form-control,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-primary);
    font-size: var(--font-size-body);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-light);
    transition: var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control:disabled {
    background: var(--color-bg);
    cursor: not-allowed;
}

/* Number Input */
.number-input-container {
    margin: var(--spacing-md) 0;
}

.number-input {
    font-size: 1.5rem;
    padding: 1rem 1.5rem;
    text-align: center;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: white;
    color: var(--color-text);
    font-weight: 600;
    transition: var(--transition-normal);
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    display: block;
}

.number-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    transform: scale(1.02);
}

.number-input::placeholder {
    color: var(--color-text-secondary);
    font-weight: 400;
}

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-small);
    margin-top: var(--spacing-xs);
}

/* Progress Bar */
.progress-container {
    background: var(--color-border);
    border-radius: var(--radius-full);
    height: 35px;
    overflow: hidden;
    position: relative;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.1);
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShine 2s infinite;
}

@keyframes progressShine {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: var(--font-size-small);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-align: center;
}

.badge-primary {
    background: var(--gradient-primary);
    color: white;
}

.badge-success {
    background: var(--gradient-success);
    color: white;
}

.badge-warning {
    background: var(--color-warning);
    color: white;
}

.badge-error {
    background: var(--color-error);
    color: white;
}

/* Alerts */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: none;
}

.alert-success {
    background: rgba(76, 175, 80, 0.1);
    color: var(--color-success);
    border-right: 4px solid var(--color-success);
}

.alert-error {
    background: rgba(245, 87, 108, 0.1);
    color: var(--color-error);
    border-right: 4px solid var(--color-error);
}

.alert-warning {
    background: rgba(255, 152, 0, 0.1);
    color: var(--color-warning);
    border-right: 4px solid var(--color-warning);
}

.alert-info {
    background: rgba(33, 150, 243, 0.1);
    color: var(--color-info);
    border-right: 4px solid var(--color-info);
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table thead {
    background: var(--gradient-primary);
    color: white;
}

.table thead th {
    padding: var(--spacing-md);
    font-weight: 700;
    text-align: right;
}

.table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--color-bg);
}

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

/* Loading States */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--color-text-muted);
}

.loading::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}