:root {
    --medieval-bg: #1a1510;
    --medieval-accent: #d4a017; /* Gold */
    --medieval-text: #e0d0b0;
    --tower-bg: rgba(30, 25, 20, 0.9);
}

body {
    background-color: var(--medieval-bg);
    overflow: hidden; /* Prevent scrolling during gameplay */
}

.game-title {
    font-family: 'Cinzel', serif;
    font-size: 1.5rem;
    color: var(--medieval-accent);
    font-weight: 700;
    letter-spacing: 2px;
}

.game-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    padding-top: 60px;
}

#game-canvas {
    background-color: #2c2c2c; /* Placeholder for map bg */
    border: 4px solid #4a3c31;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    image-rendering: pixelated; /* Crisp pixel art if we use it */
    max-width: 100%;
    max-height: 80vh;
}

#game-ui {
    display: flex;
    gap: 2rem;
    margin-bottom: 10px;
    background: var(--tower-bg);
    padding: 10px 30px;
    border-radius: 8px;
    border: 1px solid #4a3c31;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.label {
    font-family: 'Cinzel', serif;
    font-size: 0.8rem;
    color: #888;
}

.value {
    font-family: 'Inter', sans-serif;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--medieval-text);
}

#lives-display { color: #ff6b6b; }
#gold-display { color: var(--medieval-accent); }
#wave-display { color: #4ecdc4; }

#build-menu {
    display: flex;
    gap: 1rem;
    margin-top: 10px;
    background: var(--tower-bg);
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #4a3c31;
}

.tower-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    padding: 5px;
    border: 2px solid transparent;
    border-radius: 4px;
    transition: all 0.2s;
    width: 80px;
    position: relative; /* Anchor for tooltip */
}

.tower-option:hover {
    background-color: rgba(255,255,255,0.05);
    border-color: var(--medieval-accent);
}

.tower-option.selected {
    border-color: var(--medieval-accent);
    background-color: rgba(212, 160, 23, 0.1);
}

.tower-icon {
    width: 40px;
    height: 40px;
    background-color: #555;
    margin-bottom: 5px;
    border-radius: 4px;
}

.archer-icon { background-color: #8bc34a; }
.mage-icon { background-color: #9c27b0; }
.damage-aura-icon { background-color: #dc2626; }

.tower-price {
    font-size: 0.8rem;
    color: var(--medieval-accent);
}

.tower-name {
    font-size: 0.7rem;
    color: #aaa;
}

/* ── Tower Tooltips ──────────────────────────────── */

.tower-tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 10px); /* Float above the card */
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    background: rgba(18, 14, 10, 0.97);
    border: 1px solid var(--medieval-accent);
    border-radius: 6px;
    padding: 10px 12px;
    z-index: 200;
    pointer-events: none;
    flex-direction: column;
    gap: 5px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.6);

    /* Upward-pointing caret */
    &::after {
        content: '';
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        border: 6px solid transparent;
        border-top-color: var(--medieval-accent);
    }
}

.tower-option:hover .tower-tooltip {
    display: flex;
    animation: fadeIn 0.15s ease;
}

.tt-name {
    font-family: 'Cinzel', serif;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--medieval-accent);
    letter-spacing: 1px;
}

.tt-stat {
    font-family: 'Inter', sans-serif;
    font-size: 0.72rem;
    color: #4ecdc4;
    letter-spacing: 0.3px;
}

.tt-desc {
    font-family: 'Inter', sans-serif;
    font-size: 0.72rem;
    color: #b0a090;
    line-height: 1.4;
}

.game-btn {
    background: #4a3c31;
    color: var(--medieval-text);
    border: 1px solid var(--medieval-accent);
    padding: 5px 15px;
    cursor: pointer;
    font-family: 'Cinzel', serif;
    transition: all 0.2s;
}

.game-btn:hover {
    background: var(--medieval-accent);
    color: #000;
}

.game-btn-large {
    padding: 12px 40px;
    font-size: 1rem;
    letter-spacing: 2px;
    margin-top: 1rem;
}

/* ── Utility ─────────────────────────────────────── */
.hidden {
    display: none !important;
}

/* ── Game Over Overlay ───────────────────────────── */
#game-over-screen {
    position: fixed;
    inset: 0;
    background: rgba(10, 8, 5, 0.88);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.game-over-box {
    background: var(--tower-bg);
    border: 2px solid var(--medieval-accent);
    border-radius: 12px;
    padding: 2.5rem 3.5rem;
    text-align: center;
    box-shadow: 0 0 40px rgba(212, 160, 23, 0.25), 0 0 80px rgba(0,0,0,0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.game-over-title {
    font-family: 'Cinzel', serif;
    font-size: 3rem;
    font-weight: 700;
    color: #ff6b6b;
    letter-spacing: 6px;
    margin: 0;
    text-shadow: 0 0 20px rgba(255, 107, 107, 0.5);
}

.game-over-subtitle {
    font-family: 'Inter', sans-serif;
    color: #888;
    font-size: 0.95rem;
    margin: 0 0 1rem;
    font-style: italic;
}

.game-over-stats {
    display: flex;
    gap: 2rem;
    margin: 1rem 0;
    padding: 1rem 1.5rem;
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
    border: 1px solid #4a3c31;
}

.go-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.go-stat-label {
    font-family: 'Cinzel', serif;
    font-size: 0.7rem;
    color: #888;
    letter-spacing: 1px;
}

.go-stat-value {
    font-family: 'Inter', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--medieval-text);
}

/* ── Wave Complete Banner ────────────────────────── */
#wave-complete-banner {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(30, 25, 20, 0.95);
    border: 1px solid var(--medieval-accent);
    border-radius: 6px;
    padding: 8px 28px;
    z-index: 500;
    animation: slideDown 0.3s ease, fadeOut 0.5s ease 2.2s forwards;
}

#wave-complete-banner span {
    font-family: 'Cinzel', serif;
    font-size: 0.9rem;
    color: var(--medieval-accent);
    letter-spacing: 2px;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateX(-50%) translateY(-20px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to   { opacity: 0; }
}

/* ── Gold Popup ──────────────────────────────────── */
.gold-popup {
    position: fixed;
    transform: translateX(-50%);
    font-family: 'Cinzel', serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--medieval-accent);
    text-shadow: 0 0 8px rgba(212, 160, 23, 0.7);
    pointer-events: none;
    z-index: 600;
    animation: goldFloat 1s ease-out forwards;
}

@keyframes goldFloat {
    0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(-40px); }
}