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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #f1f5f9 100%);
    min-height: 100vh;
    position: relative;
}

/* Animated background particles */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(34, 197, 94, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-10px) translateY(-10px); }
    50% { transform: translateX(10px) translateY(-5px); }
    75% { transform: translateX(-5px) translateY(10px); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.proposal-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.proposal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(34, 197, 94, 0.05), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.proposal-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #059669, #10b981, #34d399);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(34, 197, 94, 0.3);
}

.proposal-header .subtitle {
    font-size: 1.2rem;
    color: #6b7280;
    margin-bottom: 30px;
}

.header-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-left: 4px solid #059669;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.05), rgba(245, 158, 11, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 15px 30px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card i {
    font-size: 2rem;
    color: #f59e0b;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.stat-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 5px;
}

.stat-card p {
    color: #6b7280;
    font-size: 0.9rem;
}

.section {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.1);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.section h2 i {
    color: #059669;
    font-size: 1.8rem;
    text-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
}

.section h3 {
    font-size: 1.4rem;
    font-weight: 600;
    color: #374151;
    margin: 25px 0 15px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section h3 i {
    color: #f59e0b;
    font-size: 1.2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.feature-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(34, 197, 94, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.03), rgba(245, 158, 11, 0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 15px 30px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card i {
    font-size: 2rem;
    color: #f59e0b;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.feature-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 10px;
}

.feature-card p {
    color: #6b7280;
    font-size: 0.95rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.2);
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(34, 197, 94, 0.2);
}

.comparison-table th {
    background: linear-gradient(135deg, #059669, #10b981);
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.comparison-table tr:nth-child(even) {
    background: rgba(34, 197, 94, 0.03);
}

.comparison-table tr:hover {
    background: rgba(34, 197, 94, 0.05);
}

.cost-breakdown {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.cost-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-left: 4px solid #059669;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.cost-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.05), rgba(245, 158, 11, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cost-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 15px 30px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.cost-card:hover::before {
    opacity: 1;
}

.cost-card i {
    font-size: 2.5rem;
    color: #f59e0b;
    margin-bottom: 15px;
    text-shadow: 0 0 15px rgba(245, 158, 11, 0.3);
}

.cost-card h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 10px;
}

.cost-amount {
    font-size: 1.8rem;
    font-weight: 700;
    color: #059669;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
}

.cost-card p {
    color: #6b7280;
    font-size: 0.9rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 20px 0;
}

.tech-item {
    background: linear-gradient(135deg, #059669, #10b981);
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
    box-shadow: 0 5px 15px rgba(34, 197, 94, 0.3);
}

.tech-item:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.4);
}

.tech-item i {
    font-size: 1rem;
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.payment-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 15px;
    border: 2px solid rgba(34, 197, 94, 0.3);
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.payment-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.03), rgba(245, 158, 11, 0.03));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.payment-card:hover {
    border-color: #059669;
    transform: translateY(-3px);
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.payment-card:hover::before {
    opacity: 1;
}

.payment-card i {
    font-size: 2rem;
    color: #f59e0b;
    margin-bottom: 10px;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.payment-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.payment-card p {
    color: #6b7280;
    font-size: 0.9rem;
}

.timeline {
    position: relative;
    margin: 30px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #059669, #10b981);
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.3);
}

.timeline-item {
    position: relative;
    margin-left: 50px;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    border: 1px solid rgba(34, 197, 94, 0.2);
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.timeline-item:hover {
    transform: translateX(5px);
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -35px;
    top: 25px;
    width: 12px;
    height: 12px;
    background: #f59e0b;
    border-radius: 50%;
    border: 3px solid #ffffff;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.timeline-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 8px;
}

.timeline-item p {
    color: #6b7280;
    font-size: 0.9rem;
}

.cta-section {
    background: linear-gradient(135deg, #059669, #10b981);
    color: #ffffff;
    text-align: center;
    padding: 40px;
    border-radius: 20px;
    margin-top: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: rgba(255, 255, 255, 0.9);
    color: #059669;
    border: 2px solid #059669;
    backdrop-filter: blur(10px);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 10px 20px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
    background: rgba(34, 197, 94, 0.1);
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(34, 197, 94, 0.2);
    border-radius: 4px;
    overflow: hidden;
    margin: 10px 0;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #059669, #10b981);
    border-radius: 4px;
    transition: width 0.3s ease;
    width: 0;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: progressShimmer 2s infinite;
}

@keyframes progressShimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.floating-icons {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.floating-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 
        0 5px 15px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
}

.floating-icon:hover {
    transform: scale(1.1);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.3),
        0 0 20px rgba(34, 197, 94, 0.2);
}

.floating-icon i {
    color: #f59e0b;
    font-size: 1.2rem;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(34, 197, 94, 0.3);
    margin: 5% auto;
    padding: 30px;
    border-radius: 20px;
    width: 90%;
    max-width: 600px;
    position: relative;
    animation: slideIn 0.3s ease;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(34, 197, 94, 0.2);
}

@keyframes slideIn {
    from { 
        transform: translateY(-50px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: #ef4444;
    transition: all 0.3s ease;
    text-shadow: 0 0 10px rgba(239, 68, 68, 0.3);
}

.close:hover {
    color: #dc2626;
    transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .proposal-header h1 {
        font-size: 2rem;
    }
    
    .section {
        padding: 25px;
    }
    
    .header-stats {
        grid-template-columns: 1fr;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .cost-breakdown {
        grid-template-columns: 1fr;
    }
    
    .payment-methods {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .floating-icons {
        top: 10px;
        right: 10px;
    }
    
    .floating-icon {
        width: 40px;
        height: 40px;
    }
    
    .floating-icon i {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .proposal-header {
        padding: 25px;
    }
    
    .proposal-header h1 {
        font-size: 1.8rem;
    }
    
    .section {
        padding: 20px;
    }
    
    .section h2 {
        font-size: 1.6rem;
    }
    
    .comparison-table {
        font-size: 0.9rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 10px;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(34, 197, 94, 0.3);
    border-radius: 50%;
    border-top-color: #059669;
    animation: spin 1s ease-in-out infinite;
}

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #059669, #10b981);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #047857, #059669);
}