/* Modern Professional Styles - Black & Gold Theme */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Professional Color Palette - Black & Gold Theme */
    --primary-color: #d4af37;
    --primary-dark: #b8960f;
    --primary-light: #f4e5a1;
    --secondary-color: #2d2d2d;
    --accent-color: #c5a028;
    
    /* Status Colors */
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #d4af37;
    
    /* Neutral Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2d2d2d;
    --bg-dark: #0a0a0a;
    
    /* Text Colors */
    --text-primary: #1a1a1a;
    --text-secondary: #2d2d2d;
    --text-tertiary: #6b7280;
    --text-light: #9ca3af;
    --text-white: #ffffff;
    
    /* Border Colors */
    --border-color: #d4af37;
    --border-dark: #b8960f;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(212, 175, 55, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(212, 175, 55, 0.1), 0 1px 2px -1px rgba(212, 175, 55, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(212, 175, 55, 0.1), 0 2px 4px -2px rgba(212, 175, 55, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(212, 175, 55, 0.1), 0 4px 6px -4px rgba(212, 175, 55, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(212, 175, 55, 0.1), 0 8px 10px -6px rgba(212, 175, 55, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Remove spinner from number inputs */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: var(--text-primary);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.container {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 1400px;
    margin: 2rem auto;
    overflow: hidden;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--primary-color);
    color: var(--text-primary);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    text-decoration: none;
}

.btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-white);
}

.btn-secondary:hover:not(:disabled) {
    background: #1a1a1a;
}

.btn-success {
    background: var(--success-color);
    color: var(--text-white);
}

.btn-success:hover:not(:disabled) {
    background: #059669;
}

.btn-danger {
    background: var(--danger-color);
    color: var(--text-white);
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

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

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-icon {
    padding: 0.5rem;
    border-radius: var(--radius-md);
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-dark);
    color: var(--primary-dark);
}

.btn-icon-primary {
    color: var(--primary-color);
}

.btn-icon-primary:hover {
    background: #2d2d2d;
    border-color: var(--primary-light);
}

.btn-icon-success {
    color: var(--success-color);
}

.btn-icon-success:hover {
    background: #f0fdf4;
    border-color: var(--success-color);
}

.btn-icon-danger {
    color: var(--danger-color);
}

.btn-icon-danger:hover {
    background: #fef2f2;
    border-color: var(--danger-color);
}

.btn-icon-secondary {
    color: var(--secondary-color);
}

.btn-icon-info {
    color: var(--info-color);
}

.btn-icon-info:hover {
    background: #2d2d2d;
    border-color: var(--info-color);
}

/* Input Groups */
.input-group {
    margin-bottom: var(--spacing-lg);
}

.input-group label {
    display: block;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    font-size: 0.875rem;
}

.input-group input,
.input-group textarea,
input[type="text"],
input[type="password"],
input[type="email"],
input[type="search"],
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.input-group input:focus,
.input-group textarea:focus,
input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-dark);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.input-group input:disabled,
textarea:disabled {
    background: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.6;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: 10000;
    opacity: 0;
    transform: translateY(1rem);
    transition: all var(--transition-normal);
    max-width: 400px;
    font-size: 0.875rem;
    font-weight: 500;
    border-left: 4px solid var(--primary-color);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-success {
    background: var(--success-color);
    border-left-color: #059669;
}

.toast-error {
    background: var(--danger-color);
    border-left-color: #dc2626;
}

.toast-info {
    background: var(--info-color);
    border-left-color: var(--primary-dark);
}

.toast-warning {
    background: var(--warning-color);
    border-left-color: #d97706;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--text-tertiary);
}

.spinner {
    width: 3rem;
    height: 3rem;
    border: 3px solid rgba(212, 175, 55, 0.2);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-spinner p {
    margin-top: 1rem;
    font-size: 0.875rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-tertiary);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 1.125rem;
    font-weight: 600;
}

.empty-state p {
    font-size: 0.875rem;
    max-width: 400px;
    margin: 0 auto;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    background: #f5f5f5;
    color: var(--text-secondary);
}

.badge-primary {
    background: #2d2d2d;
    color: var(--primary-color);
}

.badge-success {
    background: #f0fdf4;
    color: var(--success-color);
}

.badge-danger {
    background: #fef2f2;
    color: var(--danger-color);
}

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

/* Status Indicators */
.status-connected {
    color: var(--success-color);
    font-size: 0.875rem;
    font-weight: 500;
}

.status-disconnected {
    color: var(--warning-color);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn var(--transition-normal);
}

.slide-in {
    animation: slideIn var(--transition-normal);
}