:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-white: #ffffff;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-gradient-start: #6366f1;
    --bg-gradient-end: #8b5cf6;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    padding: 20px;
    color: var(--text-primary);
    line-height: 1.6;
}

.app-container {
    max-width: 1400px;
    margin: 0 auto;
    animation: fadeIn 0.6s ease-out;
}

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

.header {
    text-align: center;
    margin-bottom: 32px;
    animation: slideDown 0.5s ease-out;
}

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

.header-content {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 32px 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    display: inline-block;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 8px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-color);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.logo-text {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.main-content {
    animation: fadeIn 0.6s ease-out 0.2s both;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.stat-icon svg {
    width: 28px;
    height: 28px;
}

.stat-content {
    flex: 1;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
}

.stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.map-wrapper {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    margin-bottom: 32px;
    animation: scaleIn 0.6s ease-out 0.4s both;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

#map {
    height: 600px;
    width: 100%;
    z-index: 1;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    transition: opacity 0.3s ease;
}

.map-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--bg-secondary);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.map-overlay p {
    color: var(--text-secondary);
    font-weight: 500;
}

.actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeIn 0.6s ease-out 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #7c3aed 100%);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: var(--danger-hover);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.footer {
    text-align: center;
    padding: 32px 20px;
    color: var(--text-white);
    font-size: 0.875rem;
    opacity: 0.8;
    animation: fadeIn 0.6s ease-out 0.8s both;
}

.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--bg-primary);
    border-radius: 8px;
    padding: 16px 24px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInRight 0.4s ease-out;
    max-width: 400px;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.info {
    border-left: 4px solid var(--primary-color);
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast.success .toast-icon {
    color: var(--success-color);
}

.toast.error .toast-icon {
    color: var(--danger-color);
}

.toast.info .toast-icon {
    color: var(--primary-color);
}

.toast-message {
    flex: 1;
    font-size: 0.9375rem;
    color: var(--text-primary);
}

@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    body {
        padding: 16px;
    }
    
    .header-content {
        padding: 24px 20px;
    }
    
    .logo-text {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.875rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .stat-card {
        padding: 20px;
    }
    
    #map {
        height: 400px;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .toast-container {
        top: 16px;
        right: 16px;
        left: 16px;
    }
    
    .toast {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .logo {
        flex-direction: column;
        gap: 8px;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
    }
    
    .stat-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
}