:root {
    --bg-color: #ffffff;
    --panel-bg: #f8f5ff; /* soft purple background for cards */
    --border-color: #d8b4fe; /* soft purple border */
    --text-primary: #2e1065; /* dark purple for text */
    --text-secondary: #6b21a8; /* medium purple */
    --accent: #8b5cf6; /* vibrant purple */
    --accent-hover: #7c3aed;
    --danger: #ef4444;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    background-image: radial-gradient(circle at top right, rgba(139, 92, 246, 0.15), transparent 40%),
                      radial-gradient(circle at bottom left, rgba(216, 180, 254, 0.2), transparent 40%);
    background-attachment: fixed;
}

.max-w-900 {
    max-width: 900px;
}

.text-accent {
    color: var(--accent) !important;
}

.text-secondary-purple {
    color: var(--text-secondary) !important;
}

.upload-drop-area {
    border: 2px dashed var(--border-color);
    background: var(--panel-bg);
    backdrop-filter: blur(10px);
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-drop-area:hover, .upload-drop-area.dragover {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.05);
}

.upload-icon {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.upload-drop-area:hover .upload-icon {
    color: var(--accent);
}

.custom-card {
    background: var(--panel-bg);
    border: 1px solid var(--border-color) !important;
    backdrop-filter: blur(10px);
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-control {
    background: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.02);
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 0.25rem rgba(139, 92, 246, 0.25);
}

.btn-primary {
    background-color: var(--accent);
    border-color: var(--accent);
}

.btn-primary:hover, .btn-primary:focus, .btn-primary:active {
    background-color: var(--accent-hover) !important;
    border-color: var(--accent-hover) !important;
}

.btn-outline-secondary {
    color: var(--text-primary);
    border-color: var(--border-color);
    background-color: #ffffff;
}

.btn-outline-secondary:hover {
    background-color: var(--panel-bg);
    color: var(--text-primary);
    border-color: var(--accent);
}

/* Modal Styles */
.custom-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(46, 16, 101, 0.5); /* soft purple overlay */
    backdrop-filter: blur(5px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1055;
    animation: fadeIn 0.3s ease;
}

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

.custom-modal-content {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 800px;
    box-shadow: 0 25px 50px -12px rgba(139, 92, 246, 0.25);
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
    overflow: hidden;
}

@media (max-width: 768px) {
    .custom-modal-content {
        width: 95%;
        height: 90vh;
    }
    
    #map-container {
        height: 70vh !important;
    }
}