:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #38bdf8;
    --core-color: #10b981;
    --rising-color: #f59e0b;
    --experimental-color: #ef4444;
    --border-color: #334155;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

header p {
    color: var(--text-secondary);
}

.contact-info {
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.contact-info a {
    color: var(--accent);
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

main {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.filter-group {
    display: flex;
    gap: 1rem;
}

#radar-container {
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
    border-radius: 50%;
    box-shadow: 0 0 50px rgba(0,0,0,0.5);
    padding: 10px;
}

#radar {
    display: block;
}

/* Radar Styles */
.ring {
    fill: none;
    stroke: var(--border-color);
    stroke-width: 1;
}

.axis {
    stroke: var(--border-color);
    stroke-width: 1;
    stroke-dasharray: 4;
}

.quadrant-label {
    fill: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.node {
    cursor: pointer;
    transition: all 0.2s ease;
}

.node:hover circle {
    stroke: #fff;
    stroke-width: 2;
}

.node text {
    fill: var(--text-secondary);
    font-size: 10px;
    pointer-events: none;
    transition: fill 0.2s ease;
}

.node:hover text {
    fill: var(--text-primary);
    font-weight: bold;
}

/* Details Panel */
#details-panel {
    position: fixed;
    right: 2rem;
    top: 2rem;
    bottom: 2rem;
    width: 350px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: -10px 0 30px rgba(0,0,0,0.3);
    overflow-y: auto;
    z-index: 100;
    transform: translateX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
}

#details-panel.hidden {
    transform: translateX(120%);
    opacity: 0;
    pointer-events: none;
}

#close-details {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

#close-details:hover {
    color: var(--text-primary);
}

.tagline {
    font-style: italic;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.meta-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 2rem;
    background: rgba(15, 23, 42, 0.5);
    padding: 1rem;
    border-radius: 0.5rem;
}

.meta-item strong {
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: block;
}

.description-section {
    margin-bottom: 1.5rem;
}

.description-section h3 {
    font-size: 1rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

#tool-url {
    display: inline-block;
    background: var(--accent);
    color: var(--bg-color);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    margin-top: 0.5rem;
}

#tool-url:hover {
    filter: brightness(1.1);
}

/* List Section */
#list-section {
    width: 100%;
    margin-top: 4rem;
    padding: 2rem;
    background: rgba(30, 41, 59, 0.3);
    border-radius: 1.5rem;
    border: 1px solid var(--border-color);
}

#list-section h2 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.list-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

#tool-search, #layer-filter, #status-filter {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    outline: none;
}

#tool-search {
    flex-grow: 1;
    min-width: 250px;
}

#tool-search:focus, #layer-filter:focus, #status-filter:focus {
    border-color: var(--accent);
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.tool-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.tool-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.tool-card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.tool-card .card-pitch {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.4;
    flex-grow: 1;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.card-layer {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
    font-weight: 600;
}

.card-status {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-weight: 700;
}

.card-status.core { background: rgba(16, 185, 129, 0.1); color: var(--core-color); }
.card-status.rising { background: rgba(245, 158, 11, 0.1); color: var(--rising-color); }
.card-status.experimental { background: rgba(239, 68, 68, 0.1); color: var(--experimental-color); }

/* Footer & Legend */
footer {
    margin-top: 3rem;
    width: 100%;
}

.legend {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.core { background-color: var(--core-color); }
.dot.rising { background-color: var(--rising-color); }
.dot.experimental { background-color: var(--experimental-color); }

@media (max-width: 1000px) {
    #details-panel {
        width: calc(100% - 4rem);
        right: 2rem;
        left: 2rem;
        top: auto;
        bottom: 2rem;
        height: 40vh;
    }
}