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

:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #1a1f3a;
    --bg-card: rgba(26, 31, 58, 0.6);
    --neon-cyan: #00f3ff;
    --neon-purple: #b24bf3;
    --neon-pink: #ff006e;
    --text-primary: #e0e6ed;
    --text-secondary: #a0a8b5;
    --border-glow: rgba(0, 243, 255, 0.5);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #0d1129 50%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Typography */
h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
}

.main-title {
    font-size: 3rem;
    font-weight: 900;
    text-align: center;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Section Management */
.section {
    display: none;
    animation: fadeIn 0.5s ease-in;
}

.section.active {
    display: block;
}

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

/* Header Glow Effect */
.header-glow {
    position: relative;
    padding: 2rem 0;
    margin-bottom: 2rem;
}

.header-glow::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 243, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* Cards */
.info-card, .question-card, .coordinate-display, .chart-container, .matches-container {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 2px solid var(--border-glow);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 243, 255, 0.1);
    transition: all 0.3s ease;
}

.info-card:hover, .question-card:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 8px 32px rgba(0, 243, 255, 0.3);
}

/* Axis Info */
.axis-info {
    margin: 2rem 0;
    display: grid;
    gap: 1.5rem;
}

.axis-item {
    padding: 1rem;
    background: rgba(0, 243, 255, 0.05);
    border-left: 3px solid var(--neon-cyan);
    border-radius: 8px;
}

.axis-label {
    font-weight: 600;
    color: var(--neon-cyan);
    margin-bottom: 0.5rem;
}

.axis-range {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Buttons */
.neon-button {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    color: var(--bg-primary);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 243, 255, 0.4);
    display: block;
    margin: 2rem auto;
}

.neon-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(0, 243, 255, 0.6);
}

.neon-button:active {
    transform: translateY(0);
}

/* Progress Bar */
.progress-container {
    margin-bottom: 2rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-secondary);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--neon-cyan);
}

.progress-text {
    text-align: center;
    margin-top: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Question Styling */
.question-text {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.question-number {
    color: var(--neon-cyan);
    font-family: 'Orbitron', sans-serif;
}

.options-container {
    display: grid;
    gap: 1rem;
}

.option-label {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(0, 243, 255, 0.03);
    border: 2px solid rgba(0, 243, 255, 0.2);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.option-label:hover {
    background: rgba(0, 243, 255, 0.08);
    border-color: var(--neon-cyan);
    transform: translateX(5px);
}

.option-label input[type="radio"] {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--neon-cyan);
    border-radius: 50%;
    margin-right: 1rem;
    position: relative;
    cursor: pointer;
    flex-shrink: 0;
}

.option-label input[type="radio"]:checked {
    background: var(--neon-cyan);
    box-shadow: 0 0 10px var(--neon-cyan);
}

.option-label input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 50%;
}

.option-label.selected {
    background: rgba(0, 243, 255, 0.15);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
}

.option-text {
    flex: 1;
    font-size: 1rem;
}

/* Navigation Buttons */
.navigation-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

.nav-button {
    font-family: 'Orbitron', sans-serif;
    padding: 0.8rem 2rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-glow);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.nav-button:hover:not(:disabled) {
    background: rgba(0, 243, 255, 0.1);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.nav-button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* Results Section */
.results-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.coordinate-display {
    text-align: center;
}

.coordinate-display h2 {
    margin-bottom: 1rem;
    color: var(--neon-cyan);
}

.coordinates-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.coordinate-labels {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.coordinate-labels span {
    padding: 0.5rem 1rem;
    background: rgba(0, 243, 255, 0.1);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Chart Container */
.chart-container {
    text-align: center;
}

.chart-container h2 {
    margin-bottom: 1rem;
    color: var(--neon-purple);
}

#nolan-chart {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* Party Matches */
.matches-container h2 {
    margin-bottom: 1.5rem;
    color: var(--neon-cyan);
}

.party-list {
    display: grid;
    gap: 1rem;
}

.party-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: rgba(0, 243, 255, 0.05);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.party-item:hover {
    background: rgba(0, 243, 255, 0.1);
    border-color: var(--neon-cyan);
    transform: translateX(5px);
}

.party-rank {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--neon-cyan);
    margin-right: 1rem;
    min-width: 40px;
}

.party-info {
    flex: 1;
}

.party-name {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.party-distance {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.party-link {
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.party-link:hover {
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.5);
    transform: scale(1.05);
}

.similarity-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 10px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.similarity-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-purple), var(--neon-cyan));
    transition: width 0.5s ease;
    box-shadow: 0 0 10px var(--neon-cyan);
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-title {
        font-size: 2rem;
    }

    .container {
        padding: 1rem;
    }

    .info-card, .question-card, .coordinate-display, .chart-container, .matches-container {
        padding: 1.5rem;
    }

    .question-text {
        font-size: 1.1rem;
    }

    .neon-button {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }

    .coordinates-value {
        font-size: 2rem;
    }

    .party-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .party-link {
        align-self: stretch;
        text-align: center;
    }
}

@media (min-width: 769px) {
    .results-grid {
        grid-template-columns: 1fr 1fr;
    }

    .chart-container {
        grid-column: 1 / -1;
    }
}