/* Modern UI Components for Kegiatan App */

/* Enhanced Typography */
:root {
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-heading: 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    
    /* Enhanced Color Palette */
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #6b7280;
    --color-text-muted: #9ca3af;
    --color-text-accent: #3b82f6;
    
    --color-bg-elevated: #ffffff;
    --color-bg-subtle: #f8fafc;
    --color-bg-muted: #f1f5f9;
    
    /* Enhanced Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Enhanced Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Enhanced Border Radius */
    --radius-xs: 2px;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-full: 9999px;
}

/* Enhanced Typography Styles */
.typography-display-1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--color-text-primary);
}

.typography-display-2 {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--color-text-primary);
}

.typography-heading-1 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.025em;
    color: var(--color-text-primary);
}

.typography-heading-2 {
    font-family: var(--font-heading);
    font-size: 1.875rem;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.025em;
    color: var(--color-text-primary);
}

.typography-heading-3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.35;
    color: var(--color-text-primary);
}

.typography-heading-4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-text-primary);
}

.typography-body-large {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--color-text-primary);
}

.typography-body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text-primary);
}

.typography-body-small {
    font-family: var(--font-primary);
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--color-text-secondary);
}

.typography-caption {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--color-text-muted);
}

/* Enhanced Card Components */
.card-modern {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-modern:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-modern.card-interactive {
    cursor: pointer;
}

.card-modern.card-interactive:hover {
    border-color: var(--color-primary);
}

.card-modern .card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    background: var(--color-bg-subtle);
}

.card-modern .card-body {
    padding: var(--space-lg);
}

.card-modern .card-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--color-border-light);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    background: var(--color-bg-subtle);
}

/* Enhanced Button Components */
.btn-modern {
    font-family: var(--font-primary);
    font-weight: 500;
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-lg);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.btn-modern:hover::before {
    transform: translateX(0);
}

.btn-modern.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1.125rem;
    border-radius: var(--radius-lg);
}

.btn-modern.btn-small {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

.btn-modern.btn-icon {
    padding: var(--space-sm);
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Enhanced Form Components */
.form-modern {
    max-width: 100%;
}

.form-group-modern {
    margin-bottom: var(--space-lg);
}

.form-label-modern {
    display: block;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    margin-bottom: var(--space-sm);
}

.form-control-modern {
    width: 100%;
    padding: var(--space-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-control-modern:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-control-modern::placeholder {
    color: var(--color-text-muted);
}

.form-control-modern.is-invalid {
    border-color: var(--color-danger);
}

.form-control-modern.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-control-modern.is-valid {
    border-color: var(--color-success);
}

.form-control-modern.is-valid:focus {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

/* Input Groups */
.input-group-modern {
    display: flex;
    align-items: stretch;
    width: 100%;
}

.input-group-modern .form-control-modern {
    border-radius: 0;
    flex: 1;
}

.input-group-modern .form-control-modern:first-child {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.input-group-modern .form-control-modern:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.input-group-modern .input-group-text {
    display: flex;
    align-items: center;
    padding: var(--space-md);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

/* Enhanced Alert Components */
.alert-modern {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid transparent;
    margin-bottom: var(--space-lg);
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.alert-modern .alert-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
}

.alert-modern .alert-content {
    flex: 1;
}

.alert-modern .alert-title {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.alert-modern .alert-description {
    font-size: 0.875rem;
    opacity: 0.9;
}

.alert-modern.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.2);
    color: #1e40af;
}

.alert-modern.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: rgba(34, 197, 94, 0.2);
    color: #166534;
}

.alert-modern.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
    color: #92400e;
}

.alert-modern.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: #dc2626;
}

/* Enhanced Badge Components */
.badge-modern {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-modern.badge-large {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.875rem;
}

.badge-modern.badge-dot::before {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-full);
    background: currentColor;
}

/* Enhanced Table Components */
.table-modern {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-primary);
}

.table-modern th,
.table-modern td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border-light);
}

.table-modern th {
    font-weight: 600;
    color: var(--color-text-primary);
    background: var(--color-bg-subtle);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.table-modern td {
    color: var(--color-text-primary);
}

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

.table-modern .table-actions {
    white-space: nowrap;
    width: 1%;
}

/* Enhanced Modal Components */
.modal-modern .modal-dialog {
    max-width: 500px;
    margin: var(--space-xl) auto;
}

.modal-modern .modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal-modern .modal-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-border-light);
    background: var(--color-bg-elevated);
}

.modal-modern .modal-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--color-text-primary);
}

.modal-modern .modal-body {
    padding: var(--space-xl);
}

.modal-modern .modal-footer {
    padding: var(--space-xl);
    border-top: 1px solid var(--color-border-light);
    background: var(--color-bg-subtle);
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}

/* Enhanced Progress Components */
.progress-modern {
    height: 0.5rem;
    background: var(--color-bg-muted);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-modern .progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
}

.progress-modern.progress-large {
    height: 1rem;
}

.progress-modern.progress-small {
    height: 0.25rem;
}

/* Enhanced Dropdown Components */
.dropdown-modern .dropdown-menu {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0;
    margin-top: var(--space-xs);
}

.dropdown-modern .dropdown-item {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
    color: var(--color-text-primary);
    transition: all 0.2s ease;
}

.dropdown-modern .dropdown-item:hover {
    background: var(--color-bg-subtle);
    color: var(--color-text-primary);
}

.dropdown-modern .dropdown-divider {
    margin: var(--space-sm) 0;
    border-color: var(--color-border-light);
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.backdrop-blur {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --color-text-primary: #f8fafc;
        --color-text-secondary: #94a3b8;
        --color-text-muted: #64748b;
        
        --color-bg-elevated: #1e293b;
        --color-bg-subtle: #334155;
        --color-bg-muted: #475569;
        
        --color-border: #475569;
        --color-border-light: #334155;
    }
}