/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header Styles */
.header {
    text-align: center;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.95);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c5530;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.logo i {
    color: #4CAF50;
    font-size: 2.8rem;
}

.tagline {
    font-size: 1.1rem;
    color: #666;
    font-weight: 400;
}

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    margin-bottom: 30px;
}

/* Instructions Panel */
.instructions-panel {
    background: rgba(255, 255, 255, 0.95);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    height: fit-content;
}

.instructions-panel h2 {
    color: #2c5530;
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.instructions-panel ol {
    padding-left: 20px;
}

.instructions-panel li {
    margin-bottom: 12px;
    line-height: 1.6;
    color: #555;
}

/* Map Container */
.map-container {
    position: relative;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    overflow: hidden;
}

#map {
    width: 100%;
    height: 500px;
    border-radius: 15px;
}

/* Search Container */
.search-container {
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 200px;
    z-index: 1000;
    display: flex;
    gap: 8px;
    background: rgba(255, 255, 255, 0.95);
    padding: 8px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.search-input {
    flex: 1;
    padding: 10px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s ease;
}

.search-input:focus {
    border-color: #4CAF50;
}

.search-input::placeholder {
    color: #999;
}

#searchBtn {
    padding: 10px 15px;
    min-width: auto;
}

.map-controls {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    gap: 8px;
    z-index: 1000;
    flex-direction: column;
    margin-top: 40px; /* Space for map type control */
}

/* Button Styles */
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.btn-primary {
    background: #4CAF50;
    color: white;
}

.btn-primary:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.3);
}

.btn-secondary {
    background: #f44336;
    color: white;
}

.btn-secondary:hover {
    background: #da190b;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(244, 67, 54, 0.3);
}

.btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Results Panel */
.results-panel {
    grid-column: 1 / -1;
    background: rgba(255, 255, 255, 0.95);
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    margin-top: 20px;
}

.results-panel h3 {
    color: #2c5530;
    margin-bottom: 20px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.area-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.area-item {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.area-item:hover {
    border-color: #4CAF50;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.2);
}

.area-item .unit {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 8px;
    font-weight: 500;
}

.area-item .value {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #2c5530;
}

/* Footer */
.footer {
    text-align: center;
    background: rgba(255, 255, 255, 0.95);
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.footer p {
    color: #666;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .main-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .logo {
        font-size: 2rem;
    }
    
    .logo i {
        font-size: 2.2rem;
    }
    
    #map {
        height: 400px;
    }
    
    .area-display {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 15px;
    }
    
    .area-item .value {
        font-size: 1.5rem;
    }
    
    .search-container {
        position: absolute;
        bottom: 10px;
        left: 10px;
        right: 10px;
        flex-direction: column;
    }
    
    .map-controls {
        position: absolute;
        top: 80px;
        right: 10px;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: flex-end;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 20px;
    }
    
    .logo {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
    }
    
    .instructions-panel,
    .results-panel {
        padding: 20px;
    }
    
    .area-display {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4CAF50;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Custom Map Marker Styles */
.custom-marker {
    background: #4CAF50;
    border: 3px solid white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Polygon Fill Style */
.polygon-fill {
    fill: #4CAF50;
    fill-opacity: 0.3;
    stroke: #4CAF50;
    stroke-width: 2;
}