/* Traveling Salesperson MicroSim Stylesheet
 * ==========================================
 * Layout: Title top, route info right, map left
 * Designed for iframe embedding with minimal padding
 */

/* ===========================================
   RESET & BASE STYLES
   =========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #e8f4e8;
    overflow: hidden;
}

/* ===========================================
   MAIN CONTAINER & NETWORK CANVAS
   =========================================== */
.container {
    position: relative;
    width: 100%;
    height: 100vh;
}

#network {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #d4e8d4 0%, #b8d4b8 50%, #9cc49c 100%);
}

/* ===========================================
   TITLE (Top Center)
   =========================================== */
.title {
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 20px;
    font-weight: bold;
    color: #2c5530;
    background-color: rgba(232, 244, 232, 0.9);
    padding: 4px 16px;
    border-radius: 4px;
    z-index: 10;
}

/* ===========================================
   RIGHT PANEL (Route Info & Controls)
   =========================================== */
.right-panel {
    position: absolute;
    top: 20px;
    right: 8px;
    width: 155px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 10;
}

/* ===========================================
   ROUTE INFO PANEL
   =========================================== */
.route-info {
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    padding: 10px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    max-height: 350px;
    overflow-y: auto;
}

.route-title {
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 8px;
    color: #2c5530;
    border-bottom: 1px solid #ddd;
    padding-bottom: 4px;
}

.route-details {
    font-size: 12px;
    line-height: 1.6;
    color: #333;
}

.route-step {
    display: flex;
    justify-content: space-between;
    padding: 2px 0;
    border-bottom: 1px dotted #eee;
}

.route-step:last-child {
    border-bottom: none;
}

.city-name {
    font-weight: 500;
}

.distance {
    color: #666;
    font-size: 11px;
}

.total-distance {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 2px solid #2c5530;
    font-weight: bold;
    font-size: 14px;
    color: #2c5530;
}

/* ===========================================
   CONTROL BUTTONS
   =========================================== */
.controls {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background-color: rgba(255, 255, 255, 0.95);
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.btn {
    padding: 10px 12px;
    font-size: 13px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background-color: #2196f3;
    color: white;
}

.btn-primary:hover {
    background-color: #1976d2;
}

.btn-success {
    background-color: #4caf50;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background-color: #388e3c;
}

.btn-success:disabled {
    background-color: #a5d6a7;
    cursor: not-allowed;
}

.btn-secondary {
    background-color: #757575;
    color: white;
}

.btn-secondary:hover {
    background-color: #616161;
}

/* ===========================================
   TRAVELER ANIMATION
   =========================================== */
.traveler {
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: #2196f3;
    border: 3px solid #1565c0;
    border-radius: 50%;
    z-index: 100;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.5);
}

/* ===========================================
   IMPROVEMENT INDICATOR
   =========================================== */
.improvement {
    color: #4caf50;
    font-weight: bold;
    margin-top: 4px;
    font-size: 12px;
}

/* ===========================================
   RESPONSIVE STYLES
   =========================================== */
@media (max-width: 500px) {
    .title {
        font-size: 16px;
        padding: 3px 10px;
    }

    .right-panel {
        width: 180px;
        right: 5px;
    }

    .route-info {
        padding: 8px;
        max-height: 280px;
    }

    .route-title {
        font-size: 12px;
    }

    .route-details {
        font-size: 11px;
    }

    .controls {
        padding: 8px;
    }

    .btn {
        padding: 8px 10px;
        font-size: 11px;
    }
}