:root {
    --bg-color: #0b0f19;
    --panel-bg: rgba(18, 24, 38, 0.85);
    --border-gold: #c5a880;
    --border-gold-glow: rgba(197, 168, 128, 0.4);
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --accent-blue: #38bdf8;
    --accent-gold: #f59e0b;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at 50% 20%, #1a233a 0%, #0b0f19 80%);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1rem;
}

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

header h1 {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    color: var(--border-gold);
    letter-spacing: 2px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
    margin-bottom: 0.5rem;
}

header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.container {
    width: 100%;
    max-width: 900px;
    background: var(--panel-bg);
    border: 2px solid var(--border-gold);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.6), inset 0 0 15px rgba(197, 168, 128, 0.1);
    backdrop-filter: blur(10px);
}

.filters-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (max-width: 600px) {
    .filters-grid {
        grid-template-columns: 1fr;
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
}

label {
    font-family: 'Cinzel', serif;
    font-size: 0.95rem;
    color: var(--border-gold);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

select {
    background: #0f172a;
    border: 1px solid var(--border-gold);
    color: var(--text-main);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-size: 1rem;
    outline: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

select:hover, select:focus {
    border-color: var(--accent-gold);
    box-shadow: 0 0 8px var(--border-gold-glow);
}

.btn-search {
    width: 100%;
    background: linear-gradient(135deg, #b45309, #d97706);
    border: 1px solid var(--border-gold);
    color: #fff;
    font-family: 'Cinzel', serif;
    font-size: 1.1rem;
    font-weight: 700;
    padding: 0.85rem;
    border-radius: 6px;
    cursor: pointer;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(217, 119, 6, 0.3);
}

.btn-search:hover {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
    transform: translateY(-2px);
}

.results-section {
    margin-top: 2.5rem;
    border-top: 1px solid rgba(197, 168, 128, 0.3);
    padding-top: 2rem;
}

.results-title {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    color: var(--border-gold);
    margin-bottom: 1.5rem;
    text-align: center;
}

.cards-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.card {
    background: rgba(15, 23, 42, 0.9);
    border: 1px solid rgba(197, 168, 128, 0.4);
    border-left: 5px solid var(--border-gold);
    border-radius: 8px;
    padding: 1.5rem;
    position: relative;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-3px);
    border-color: var(--border-gold);
    box-shadow: 0 6px 20px rgba(0,0,0,0.5);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    padding-bottom: 0.75rem;
}

.leader-civ h3 {
    font-family: 'Cinzel', serif;
    font-size: 1.3rem;
    color: #fff;
}

.leader-civ span {
    color: var(--border-gold);
    font-size: 0.9rem;
    font-weight: 600;
}

.synergy-badge {
    background: rgba(245, 158, 11, 0.15);
    border: 1px solid var(--accent-gold);
    color: var(--accent-gold);
    padding: 0.3rem 0.6rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.card-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.detail-item strong {
    color: var(--text-muted);
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.2rem;
}

.card-tips {
    background: rgba(56, 189, 248, 0.05);
    border-left: 3px solid var(--accent-blue);
    padding: 0.75rem 1rem;
    border-radius: 0 6px 6px 0;
    font-size: 0.95rem;
    color: #cbd5e1;
}

.card-tips strong {
    color: var(--accent-blue);
}

.no-results {
    text-align: center;
    color: var(--text-muted);
    font-style: italic;
    padding: 2rem;
}