/* ============================================
   Policy Compiler Agent - Styles
   Premium Dark Theme with Glassmorphism
   Matching VARA.ai Design System
   ============================================ */

/* CSS Variables */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a2e;
    --bg-card: rgba(26, 26, 46, 0.6);
    --bg-card-hover: rgba(30, 30, 55, 0.8);

    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;

    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);

    --success: #22c55e;
    --warning: #fbbf24;
    --error: #ef4444;
    --info: #3b82f6;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-light: rgba(255, 255, 255, 0.12);

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
}

/* Background Effects */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(99, 102, 241, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.floating-orbs {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.3);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: rgba(139, 92, 246, 0.25);
    top: 50%;
    right: -50px;
    animation-delay: -7s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: rgba(99, 102, 241, 0.2);
    bottom: -100px;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 30px) scale(1.02); }
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-xl);
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Header Navigation */
.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    border: 1px solid transparent;
}

.nav-link svg {
    width: 18px;
    height: 18px;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
}

.nav-link.active {
    color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
}

.nav-link.active svg {
    color: var(--accent-primary);
}

.header-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-full);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.status-text {
    font-size: var(--font-size-sm);
    color: var(--success);
    font-weight: 500;
}

/* Main Container */
.main-container {
    position: relative;
    z-index: 1;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-xl);
    display: grid;
    grid-template-columns: 420px 1fr;
    gap: var(--spacing-xl);
    min-height: calc(100vh - 80px);
    box-sizing: border-box;
}

/* Panels */
.panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.panel-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.panel-icon {
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.panel-icon svg {
    width: 20px;
    height: 20px;
    color: white;
}

.panel-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

/* Cards */
.card {
    background: rgba(26, 26, 46, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-base);
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-light);
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.card-number {
    width: 24px;
    height: 24px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: white;
}

.card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
}

.card-description {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--border-color-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
    background: rgba(99, 102, 241, 0.02);
}

.upload-zone:hover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.05);
}

.upload-zone.drag-over {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
}

.upload-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-md);
    color: var(--accent-primary);
}

.upload-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.upload-text-highlight {
    color: var(--accent-primary);
    font-weight: 500;
    cursor: pointer;
}

.upload-hint {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

.file-list {
    margin-top: var(--spacing-md);
    text-align: left;
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.file-item svg {
    width: 16px;
    height: 16px;
    color: var(--accent-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    width: 100%;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

.btn-success {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(34, 197, 94, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(34, 197, 94, 0.4);
}

.btn svg {
    width: 18px;
    height: 18px;
}

/* Progress Section */
.progress-section {
    display: none;
}

.progress-section.visible {
    display: block;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.progress-status {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.progress-status.completed {
    color: var(--success);
}

.progress-status.failed {
    color: var(--error);
}

.progress-percent {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--accent-primary);
}

.progress-bar-container {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.progress-bar {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

/* Logs */
.logs-container {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    max-height: 200px;
    overflow-y: auto;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: var(--font-size-xs);
}

.log-entry {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.log-entry:last-child {
    border-bottom: none;
}

.log-time {
    color: var(--text-muted);
    flex-shrink: 0;
}

.log-message {
    color: var(--success);
    word-break: break-word;
}

.log-message.error {
    color: var(--error);
}

.log-message.warning {
    color: var(--warning);
}

.log-message.info {
    color: var(--info);
}

/* Graph Panel */
.graph-panel {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 80px - var(--spacing-xl) * 2);
    min-height: 600px;
    max-height: calc(100vh - 120px);
    overflow: hidden;
}

.graph-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.graph-stats {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.graph-stats span {
    color: var(--accent-primary);
    font-weight: 600;
}

.graph-container {
    flex: 1;
    min-height: 400px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

#mynetwork {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100% !important;
    height: 100% !important;
}

.graph-hint {
    text-align: center;
    padding: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 400px;
    text-align: center;
    color: var(--text-muted);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    color: var(--text-muted);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.empty-state-description {
    font-size: var(--font-size-sm);
    max-width: 300px;
}

/* Pipeline Steps */
.pipeline-steps {
    margin-top: var(--spacing-lg);
}

.pipeline-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--border-color);
    opacity: 0.5;
    transition: var(--transition-base);
}

.pipeline-step.active {
    border-left-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
    opacity: 1;
}

.pipeline-step.completed {
    border-left-color: var(--success);
    opacity: 0.8;
}

.step-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
}

.pipeline-step.active .step-icon {
    background: var(--accent-gradient);
    animation: pulse 2s ease-in-out infinite;
}

.pipeline-step.completed .step-icon {
    background: var(--success);
}

.step-icon svg {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
}

.pipeline-step.active .step-icon svg,
.pipeline-step.completed .step-icon svg {
    color: white;
}

.step-content {
    flex: 1;
}

.step-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.pipeline-step.active .step-name,
.pipeline-step.completed .step-name {
    color: var(--text-primary);
}

.step-description {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.step-status {
    font-size: var(--font-size-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
}

.pipeline-step.active .step-status {
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-primary);
}

.pipeline-step.completed .step-status {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

/* Responsive */
@media (max-width: 1024px) {
    .main-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .main-container {
        padding: var(--spacing-md);
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}