/**
 * Data & AI Technology Radar - Module 4.3
 * Minimal black/white aesthetic with radar-specific styling
 */

/* CSS Variables */
:root {
    /* Light Theme Colors */
    --color-bg: #ffffff;
    --color-text: #000000;
    --color-text-secondary: #666666;
    --color-text-light: #999999;
    --color-border: #000000;
    --color-border-light: #cccccc;
    --color-accent: #333333;
    
    /* Legacy color variables for backward compatibility */
    --color-black: var(--color-text);
    --color-white: var(--color-bg);
    --color-gray-ultralight: #f5f5f5;
    --color-gray-light: #e0e0e0;
    --color-gray: var(--color-text-light);
    --color-gray-dark: var(--color-text-secondary);
    
    /* Radar ring colors */
    --color-adopt: #86D16A;
    --color-trial: #FFA500;
    --color-assess: #F48B3F;
    --color-hold: #D9534F;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
}

/* Dark Theme */
[data-theme="dark"] {
    --color-bg: #1a2332;
    --color-text: #ffffff;
    --color-text-secondary: #b8c4d4;
    --color-text-light: #8a9db3;
    --color-border: #ffffff;
    --color-border-light: #4a5a6e;
    --color-accent: #e0e6ed;
    
    --color-gray-ultralight: #2a3441;
    --color-gray-light: #3a4551;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    font-weight: 300;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Container */
.radar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Header */
.radar-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.radar-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.radar-subtitle {
    font-size: 1.2rem;
    font-weight: 300;
    color: var(--color-text-secondary);
}

/* Main content layout */
.radar-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

/* Radar visualization */
.radar-visualization {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#radar-svg {
    max-width: 100%;
    height: auto;
    margin-bottom: var(--spacing-lg);
}

/* SVG radar elements */
.radar-quadrant {
    fill: var(--color-bg);
    stroke: var(--color-border);
    stroke-width: 1;
}

.radar-ring {
    fill: none;
    stroke: var(--color-gray-light);
    stroke-width: 1;
}

.radar-ring.adopt {
    stroke: var(--color-adopt);
}

.radar-ring.trial {
    stroke: var(--color-trial);
}

.radar-ring.assess {
    stroke: var(--color-assess);
}

.radar-ring.hold {
    stroke: var(--color-hold);
}

.radar-axis {
    stroke: var(--color-border);
    stroke-width: 1;
}

.blip-circle {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.blip-circle:hover {
    filter: brightness(0.8);
}

.blip-circle.adopt {
    fill: var(--color-adopt);
}

.blip-circle.trial {
    fill: var(--color-trial);
}

.blip-circle.assess {
    fill: var(--color-assess);
}

.blip-circle.hold {
    fill: var(--color-hold);
}

.blip-triangle {
    cursor: pointer;
    transition: all var(--transition-fast);
}

.blip-triangle:hover {
    filter: brightness(0.8);
}

.blip-triangle.adopt {
    fill: var(--color-adopt);
}

.blip-triangle.trial {
    fill: var(--color-trial);
}

.blip-triangle.assess {
    fill: var(--color-assess);
}

.blip-triangle.hold {
    fill: var(--color-hold);
}

.blip-label {
    font-size: 14px;
    font-weight: 700;
    fill: var(--color-white);
    pointer-events: none;
    text-anchor: middle;
}

.quadrant-label {
    font-size: 14px;
    font-weight: 700;
    fill: var(--color-text);
    text-anchor: middle;
}

/* Legend */
.radar-legend {
    display: block;
    width: 100%;
    max-width: 400px;
}

.legend-section h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 0.9rem;
}

.legend-ring {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 50%;
}

.legend-ring.adopt {
    background-color: var(--color-adopt);
}

.legend-ring.trial {
    background-color: var(--color-trial);
}

.legend-ring.assess {
    background-color: var(--color-assess);
}

.legend-ring.hold {
    background-color: var(--color-hold);
}

/* Quadrant selector */
.quadrant-selector {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.quadrant-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 400;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quadrant-btn:hover {
    background-color: var(--color-gray-ultralight);
}

.quadrant-btn.active {
    background-color: var(--color-text);
    color: var(--color-bg);
}

/* Blips list */
.blips-list {
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    padding: var(--spacing-md);
}

.blip-group {
    margin-bottom: var(--spacing-lg);
}

.blip-group h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--color-gray-light);
}

.blip-item {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--color-gray-ultralight);
    cursor: pointer;
    transition: background-color var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.blip-item:hover {
    background-color: var(--color-gray-ultralight);
    padding-left: var(--spacing-xs);
}

.blip-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.blip-indicator.adopt {
    background-color: var(--color-adopt);
}

.blip-indicator.trial {
    background-color: var(--color-trial);
}

.blip-indicator.assess {
    background-color: var(--color-assess);
}

.blip-indicator.hold {
    background-color: var(--color-hold);
}

.blip-name {
    font-weight: 400;
    flex-grow: 1;
}

.blip-status {
    font-size: 0.8rem;
    color: var(--color-gray-dark);
}

/* Modal */
.blip-detail-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal-content {
    background-color: var(--color-bg);
    border: 2px solid var(--color-border);
    padding: var(--spacing-xl);
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    font-weight: 300;
    cursor: pointer;
    color: var(--color-text);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-text-light);
}

.modal-content h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    padding-right: var(--spacing-xl);
}

.modal-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.modal-meta span {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--color-border);
    font-size: 0.9rem;
    font-weight: 400;
}

.modal-ring.adopt {
    background-color: var(--color-adopt);
}

.modal-ring.trial {
    background-color: var(--color-trial);
}

.modal-ring.assess {
    background-color: var(--color-assess);
}

.modal-ring.hold {
    background-color: var(--color-hold);
}

.modal-content p {
    font-size: 1rem;
    line-height: 1.8;
}

/* Back link */
.back-link {
    position: fixed;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
    font-weight: 400;
    transition: all var(--transition-fast);
    z-index: 9999;
}

.back-link:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
}

/* Responsive design */
@media (max-width: 1200px) {
    .radar-content {
        grid-template-columns: 1fr;
    }
    
    .radar-details {
        order: -1;
    }
}

@media (max-width: 768px) {
    .radar-header h1 {
        font-size: 2rem;
    }
    
    .radar-subtitle {
        font-size: 1rem;
    }
    
    .radar-legend {
        grid-template-columns: 1fr;
    }
    
    .quadrant-selector {
        flex-direction: column;
    }
    
    .quadrant-btn {
        width: 100%;
    }
}

/* ============================================
   VIDEO MODAL
   ============================================ */

.video-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10002;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal.hidden {
    display: none;
}

.video-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    z-index: 2;
    animation: videoModalSlideIn 0.3s ease-out;
}

@keyframes videoModalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: transparent;
    border: none;
    color: var(--color-bg);
    font-size: 2.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s ease;
    z-index: 3;
}

.video-modal-close:hover {
    color: var(--color-border-light);
}

.video-container {
    position: relative;
    width: 100%;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
}

/* Responsive video modal */
@media (max-width: 768px) {
    .video-modal-content {
        width: 95%;
    }
    
    .video-modal-close {
        top: -35px;
        font-size: 2rem;
    }
}

/* ============================================
   HAMBURGER MENU & DARK MODE TOGGLE
   ============================================ */

.header-controls {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 10001;
}

.dark-mode-toggle {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    border-radius: 4px;
}

.dark-mode-toggle:hover {
    opacity: 0.8;
    transform: translateY(-1px);
}

.hamburger-menu {
    position: relative;
}

.hamburger-button {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.15s ease;
    border-radius: 4px;
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
}

.hamburger-button:hover {
    opacity: 0.8;
    transform: translateY(-1px);
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.15s ease;
}

.hamburger-button.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-button.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-button.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.nav-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    margin-top: 0.5rem;
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.15s ease;
}

.nav-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

[data-theme="dark"] .nav-menu {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.nav-menu-item {
    display: block;
    padding: 1rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 300;
    border-bottom: 1px solid var(--color-border-light);
    transition: all 0.15s ease;
}

.nav-menu-item:hover {
    background: var(--color-border-light);
    padding-left: calc(1rem + 5px);
}

.nav-menu-item:last-child {
    border-bottom: none;
}