/* Container for the spiderweb */
.st-wrapper {
    position: relative;
    width: 100%;
    height: 480px;
    background: radial-gradient(circle at center, #1a0f2e 0%, #05020a 100%);
    border: 2px solid #444;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: inset 0 0 20px rgba(0,0,0,0.8);
}

.st-svg-layer {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 1;
}

.st-line {
    stroke: #333;
    stroke-width: 4;
    transition: stroke 0.4s ease, filter 0.4s ease;
}
.st-line.active {
    stroke: #bc34fa;
    filter: drop-shadow(0 0 5px rgba(188, 52, 250, 0.8));
}

.st-node {
    position: absolute;
    width: 48px;
    height: 48px;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: #111;
    border: 3px solid #333;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #555;
    font-size: 0.45em;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.st-node:hover {
    transform: translate(-50%, -50%) scale(1.15);
}

.st-node.locked {
    cursor: not-allowed;
    opacity: 0.6;
}
.st-node.available {
    border-color: #00ff9d;
    color: #00ff9d;
    box-shadow: 0 0 15px rgba(0, 255, 157, 0.4);
}
.st-node.unlocked {
    border-color: #bc34fa;
    background: #2a0c42;
    color: #fff;
    box-shadow: 0 0 15px rgba(188, 52, 250, 0.6);
}
.st-node.maxed {
    border-color: #ffd700;
    background: #4a3e00;
    color: #ffd700;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
}

.st-info-panel {
    background: #0c0c12;
    border: 2px dashed #444;
    padding: 15px;
    min-height: 90px;
    text-align: left;
    margin-bottom: 15px;
}
.st-info-title { color: #ffd700; font-size: 0.6em; margin-bottom: 8px; }
.st-info-desc { color: #ccc; font-size: 0.45em; line-height: 1.5; margin-bottom: 8px; }
.st-info-cost { color: #ff4d4d; font-size: 0.5em; font-family: monospace; }
.st-info-effect { color: #00ff9d; font-size: 0.42em; margin-bottom: 6px; }