:root {
    --tm-primary-color: #9b59b6;
    --tm-secondary-color: #2c3e50;
    --tm-accent-color: #e74c3c;
    --tm-success-color: #27ae60;
    --tm-bg-color: #f4f7f6;
    --tm-card-bg: #ffffff;
    --tm-text-color: #333;
    --tm-border-radius: 10px;
}

/* ===== GLOBAL RESET ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ===== CONTAINER ===== */
.tent-map-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--tm-bg-color);
    color: var(--tm-text-color);
    line-height: 1.6;
}

/* ===== HEADER ===== */
.tent-map-container header {
    text-align: center;
    margin-bottom: 30px;
}

.tent-map-container h1 {
    font-size: 2.5rem;
    color: var(--tm-secondary-color);
    margin-bottom: 10px;
}

.tent-map-container .subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
}

.tent-map-container .math {
    font-family: 'Times New Roman', Times, serif;
    font-style: italic;
    background: #eee;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: bold;
}

/* ===== MAIN CONTENT ===== */
.tent-map-container main {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 40px;
}

@media (max-width: 1024px) {
    .tent-map-container main {
        grid-template-columns: 1fr;
    }
}

/* ===== TABS ===== */
.tent-map-container .visualization-tabs {
    grid-column: 1 / -1;
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tent-map-container .tab-btn {
    padding: 12px 24px;
    background: var(--tm-card-bg);
    border: 2px solid var(--tm-primary-color);
    color: var(--tm-primary-color);
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tent-map-container .tab-btn:hover {
    background: var(--tm-primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(155, 89, 182, 0.3);
}

.tent-map-container .tab-btn.active {
    background: var(--tm-primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(155, 89, 182, 0.4);
}

/* ===== CANVAS WRAPPER ===== */
.tent-map-container .canvas-wrapper {
    grid-column: 1 / 2;
    position: relative;
}

@media (max-width: 1024px) {
    .tent-map-container .canvas-wrapper {
        grid-column: 1 / -1;
    }
}

.tent-map-container .tab-content {
    display: none;
}

.tent-map-container .tab-content.active {
    display: block;
}

.tent-map-container .canvas-container {
    background: var(--tm-card-bg);
    padding: 20px;
    border-radius: var(--tm-border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}

.tent-map-container canvas {
    max-width: 100%;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: #fff;
}

/* ===== CONTROLS PANEL ===== */
.tent-map-container .controls-panel {
    grid-column: 2 / 3;
    background: var(--tm-card-bg);
    padding: 25px;
    border-radius: var(--tm-border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: fit-content;
}

@media (max-width: 1024px) {
    .tent-map-container .controls-panel {
        grid-column: 1 / -1;
    }
}

.tent-map-container .control-group {
    margin-bottom: 25px;
}

.tent-map-container .control-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--tm-secondary-color);
}

.tent-map-container .control-group label span {
    font-size: 0.95rem;
}

.tent-map-container .control-group input[type="range"] {
    width: 100%;
    height: 6px;
    background: #ddd;
    border-radius: 5px;
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
}

.tent-map-container .control-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--tm-primary-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tent-map-container .control-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    background: var(--tm-accent-color);
}

.tent-map-container .control-group input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--tm-primary-color);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tent-map-container .control-group input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
    background: var(--tm-accent-color);
}

.tent-map-container .param-info {
    font-size: 0.85rem;
    color: #7f8c8d;
    margin-top: 8px;
    padding: 8px;
    background: #f8f9fa;
    border-radius: 4px;
    border-left: 3px solid var(--tm-accent-color);
}

/* ===== PRESET BUTTONS ===== */
.tent-map-container .preset-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.tent-map-container .preset-btn {
    flex: 1;
    min-width: 80px;
    padding: 8px 12px;
    background: var(--tm-success-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tent-map-container .preset-btn:hover {
    background: #219a52;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(39, 174, 96, 0.3);
}

.tent-map-container .preset-btn:active {
    transform: translateY(0);
}

/* ===== BUTTONS ===== */
.tent-map-container .button-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.tent-map-container .btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 100px;
}

.tent-map-container .btn-primary {
    background: var(--tm-primary-color);
    color: white;
}

.tent-map-container .btn-primary:hover {
    background: #8e44ad;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(155, 89, 182, 0.4);
}

.tent-map-container .btn-secondary {
    background: #95a5a6;
    color: white;
}

.tent-map-container .btn-secondary:hover {
    background: #7f8c8d;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(149, 165, 166, 0.4);
}

.tent-map-container .btn:active {
    transform: translateY(0);
}

/* ===== STATUS PANEL ===== */
.tent-map-container .status-panel {
    margin-top: 25px;
    padding: 20px;
    background: #ecf0f1;
    border-radius: 8px;
    border-left: 4px solid var(--tm-accent-color);
}

.tent-map-container .status-panel h3 {
    color: var(--tm-secondary-color);
    margin-bottom: 15px;
    font-size: 1.1rem;
    border-bottom: 2px solid #ddd;
    padding-bottom: 8px;
}

.tent-map-container .status-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.tent-map-container .status-item span:first-child {
    font-weight: 600;
    color: var(--tm-secondary-color);
}

.tent-map-container .status-item span:last-child {
    color: var(--tm-primary-color);
    font-weight: 700;
}

/* ===== EXPLANATION SECTION ===== */
.tent-map-container .explanation {
    background: var(--tm-card-bg);
    padding: 30px;
    border-radius: var(--tm-border-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.tent-map-container .explanation h2 {
    color: var(--tm-secondary-color);
    margin-bottom: 20px;
    font-size: 1.8rem;
    border-bottom: 3px solid var(--tm-primary-color);
    padding-bottom: 10px;
}

.tent-map-container .explanation h3 {
    color: var(--tm-secondary-color);
    margin-top: 25px;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.tent-map-container .explanation p {
    margin-bottom: 15px;
    text-align: justify;
    line-height: 1.8;
}

.tent-map-container .formula-box {
    background: #f8f9fa;
    border: 2px solid var(--tm-primary-color);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    font-size: 1.5rem;
    font-family: 'Times New Roman', Times, serif;
    color: var(--tm-accent-color);
    margin: 20px 0;
    font-weight: bold;
}

.tent-map-container .behavior-list,
.tent-map-container .applications-list,
.tent-map-container .visualization-list {
    list-style: none;
    padding-left: 0;
}

.tent-map-container .behavior-list li,
.tent-map-container .applications-list li,
.tent-map-container .visualization-list li {
    padding: 12px 15px;
    margin-bottom: 10px;
    background: #f8f9fa;
    border-left: 4px solid var(--tm-primary-color);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.tent-map-container .behavior-list li:hover,
.tent-map-container .applications-list li:hover,
.tent-map-container .visualization-list li:hover {
    background: #e9ecef;
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.tent-map-container .behavior-list strong,
.tent-map-container .applications-list strong,
.tent-map-container .visualization-list strong {
    color: var(--tm-accent-color);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .tent-map-container {
        padding: 15px;
    }

    .tent-map-container h1 {
        font-size: 1.8rem;
    }

    .tent-map-container .subtitle {
        font-size: 1rem;
    }

    .tent-map-container .visualization-tabs {
        flex-direction: column;
    }

    .tent-map-container .tab-btn {
        width: 100%;
    }

    .tent-map-container .controls-panel {
        padding: 20px;
    }

    .tent-map-container .button-group {
        flex-direction: column;
    }

    .tent-map-container .btn {
        width: 100%;
    }

    .tent-map-container .explanation {
        padding: 20px;
    }

    .tent-map-container .explanation h2 {
        font-size: 1.5rem;
    }

    .tent-map-container .explanation h3 {
        font-size: 1.2rem;
    }

    .tent-map-container .formula-box {
        font-size: 1.2rem;
        padding: 15px;
    }

    .tent-map-container .preset-buttons {
        flex-direction: column;
    }

    .tent-map-container .preset-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .tent-map-container h1 {
        font-size: 1.5rem;
    }

    .tent-map-container .canvas-container {
        padding: 15px;
        min-height: 300px;
    }

    .tent-map-container .status-panel {
        padding: 15px;
    }

    .tent-map-container .explanation {
        padding: 15px;
    }
}