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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background-color: #0f172a;
    color: #e2e8f0;
    line-height: 1.6;
    min-height: 100vh;
    padding: 1rem;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.back-nav {
    margin-bottom: 1.5rem;
}

.back-nav a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.back-nav a:hover {
    color: #e2e8f0;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 2rem;
}

.header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #f1f5f9;
    margin-bottom: 0.5rem;
}

.header h2 {
    font-size: 1.25rem;
    color: #94a3b8;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.election-date {
    font-size: 0.9rem;
    color: #64748b;
}

/* Venn Diagram */
.venn-container {
    max-width: 1000px;
    margin: 0 auto 2rem;
    background: #1e293b;
    border-radius: 0.75rem;
    padding: 1rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

#venn-diagram {
    width: 100%;
    height: auto;
}

.interactive-area {
    cursor: pointer;
    transition: all 0.3s ease;
}

.interactive-area:hover {
    filter: brightness(1.2);
}

.interactive-area:focus {
    outline: 3px solid #60a5fa;
    outline-offset: 3px;
}

/* Info Panel */
.info-panel {
    background: #1e293b;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-left: 4px solid #6366f1;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.info-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.info-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #f1f5f9;
    margin-bottom: 0.25rem;
}

.info-header p {
    font-size: 0.95rem;
    color: #94a3b8;
}

.close-btn {
    background: #334155;
    border: none;
    color: #cbd5e1;
    font-size: 1.5rem;
    width: 2rem;
    height: 2rem;
    border-radius: 0.375rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
    margin-left: 1rem;
}

.close-btn:hover {
    background: #475569;
    color: #f1f5f9;
}

.close-btn:focus {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
}

.policy-list {
    list-style: none;
    padding: 0;
}

.policy-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid #334155;
}

.policy-list li:last-child {
    border-bottom: none;
}

.check-icon {
    color: #22c55e;
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

/* Party Section */
.party-section {
    margin-bottom: 2rem;
}

.party-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1.5rem;
    color: #f1f5f9;
}

.party-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.25rem;
}

.party-card {
    background: #1e293b;
    border-radius: 0.75rem;
    padding: 1.25rem;
    transition: all 0.3s ease;
    border-top: 3px solid;
    cursor: pointer;
}

.party-card:hover,
.party-card.hovered {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.party-card:focus,
.party-card.focused {
    outline: 2px solid #60a5fa;
    outline-offset: 2px;
    transform: translateY(-4px);
}

.party-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.party-card .leader {
    font-size: 0.85rem;
    color: #94a3b8;
    margin-bottom: 1rem;
}

.party-card .policy-header {
    font-size: 0.8rem;
    color: #64748b;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.unique-policies {
    list-style: none;
    padding: 0;
}

.unique-policies li {
    font-size: 0.85rem;
    color: #cbd5e1;
    padding: 0.375rem 0;
    padding-left: 0.75rem;
    position: relative;
}

.unique-policies li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #64748b;
}

/* Insights Section */
.insights-section {
    background: rgba(30, 41, 59, 0.5);
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.insights-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #f1f5f9;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.insight-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.agreement-header {
    color: #34d399;
}

.dividing-header {
    color: #fb7185;
}

.insight-list {
    list-style: none;
    padding: 0;
}

.insight-list li {
    font-size: 0.9rem;
    color: #cbd5e1;
    padding: 0.375rem 0;
    padding-left: 0.75rem;
    position: relative;
}

.insight-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #64748b;
}

.insight-list strong {
    color: #e2e8f0;
}

/* Coalition Section */
.coalition-section {
    background: rgba(30, 41, 59, 0.3);
    border-radius: 0.75rem;
    padding: 1rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

.coalition-section p {
    font-size: 0.9rem;
    color: #94a3b8;
}

.coalition-section strong {
    color: #e2e8f0;
}

/* Footer */
.footer {
    text-align: center;
    padding: 1.5rem 0;
    color: #64748b;
    font-size: 0.8rem;
}

/* Accessibility - Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 0.5rem;
    }

    .header h1 {
        font-size: 1.5rem;
    }

    .header h2 {
        font-size: 1rem;
    }

    .venn-container {
        padding: 0.5rem;
    }

    .info-panel {
        padding: 1rem;
    }

    .info-header {
        flex-direction: column;
    }

    .close-btn {
        align-self: flex-end;
        margin-left: 0;
        margin-bottom: 0.5rem;
    }

    .party-grid {
        grid-template-columns: 1fr;
    }

    .insights-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .coalition-section p {
        font-size: 0.8rem;
    }

    /* Make SVG text more readable on mobile */
    #venn-diagram text {
        font-size: 10px !important;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.25rem;
    }

    .header h2 {
        font-size: 0.9rem;
    }

    .election-date {
        font-size: 0.8rem;
    }

    .party-section h3 {
        font-size: 1.25rem;
    }

    .insights-section h3 {
        font-size: 1.1rem;
    }
}

/* Print styles */
@media print {
    body {
        background: white;
        color: black;
    }

    .back-nav,
    .close-btn {
        display: none;
    }

    .info-panel {
        page-break-inside: avoid;
    }

    .party-card {
        page-break-inside: avoid;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark mode support (already dark, but for consistency) */
@media (prefers-color-scheme: light) {
    /* Could add light mode styles here if desired */
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .interactive-area:focus {
        outline-width: 4px;
    }

    .close-btn:focus,
    .party-card:focus {
        outline-width: 3px;
    }
}