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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f7fa;
    color: #333;
}

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

.navbar {
    background: #1a1a2e;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 5px;
    transition: 0.3s;
}

.nav-links a:hover {
    background: rgba(255, 255, 255, 0.1);
}

.cart-icon {
    font-size: 20px;
    position: relative;
}

#cartCount {
    background: #e74c3c;
    color: #fff;
    border-radius: 50%;
    padding: 2px 8px;
    font-size: 12px;
    position: absolute;
    top: -8px;
    right: -10px;
}

.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.tools-section {
    padding: 80px 0;
}

.tools-section h1 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 20px;
}

.tools-section > p {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 50px;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.tool-card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: 0.3s;
}

.tool-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.tool-header {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #fff;
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tool-header h2 {
    font-size: 22px;
}

.price-badge {
    background: #6c5ce7;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 20px;
    font-weight: bold;
}

.tool-body {
    padding: 30px;
}

.tool-body h3 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.tool-body h4 {
    color: #2c3e50;
    margin: 15px 0 10px 0;
}

.tool-body ul {
    list-style: none;
    padding: 0;
}

.tool-body ul li {
    padding: 5px 0;
    color: #555;
}

.benefits,
.whats-included {
    margin: 15px 0;
}

.btn-add-cart {
    width: 100%;
    background: #6c5ce7;
    color: #fff;
    border: none;
    padding: 15px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 20px;
}

.btn-add-cart:hover {
    background: #5a4bd1;
    transform: scale(1.02);
}

.cart-section {
    padding: 80px 0;
}

.cart-section h1 {
    font-size: 36px;
    margin-bottom: 30px;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.cart-item-info h3 {
    margin-bottom: 5px;
}

.cart-item-info p {
    color: #6c5ce7;
    font-size: 18px;
    font-weight: bold;
}

.btn-remove {
    background: #e74c3c;
    color: #fff;
    border: none;
    padding: 8px 20px;
    border-radius: 5px;
    cursor: pointer;
}

.btn-remove:hover {
    background: #c0392b;
}

.cart-total {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.btn-checkout {
    background: #6c5ce7;
    color: #fff;
    border: none;
    padding: 15px 50px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.btn-checkout:hover {
    background: #5a4bd1;
    transform: scale(1.05);
}

.empty-cart {
    text-align: center;
    padding: 50px;
    font-size: 18px;
    color: #7f8c8d;
}

.empty-cart a {
    color: #6c5ce7;
    text-decoration: none;
    font-weight: bold;
}

.checkout-section {
    padding: 80px 0;
}

.checkout-section h1 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.checkout-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.order-summary {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.order-summary h2 {
    margin-bottom: 20px;
}

.order-item {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid #e9ecef;
}

.order-total {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #e9ecef;
}

.payment-form {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.payment-form h2 {
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #2c3e50;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 16px;
    transition: 0.3s;
}

.form-group input:focus {
    border-color: #6c5ce7;
    outline: none;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.btn-pay {
    width: 100%;
    padding: 15px;
    background: #6c5ce7;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 20px;
}

.btn-pay:hover {
    background: #5a4bd1;
}

.reviews {
    padding: 80px 0;
    background: #f8f9fa;
}

.reviews h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.review-card .stars {
    color: #f39c12;
    font-size: 20px;
    margin-bottom: 15px;
}

.review-card p {
    line-height: 1.6;
    margin-bottom: 15px;
}

.review-card h4 {
    color: #2c3e50;
    font-size: 16px;
}

.review-card .campaign {
    color: #7f8c8d;
    font-size: 14px;
    margin-top: 5px;
}

footer {
    background: #1a1a2e;
    color: #fff;
    padding: 60px 0 20px 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 15px;
}

.footer-section p,
.footer-section a {
    color: #b0b0b0;
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #2c2c4a;
    color: #b0b0b0;
}

.success-container {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.success-box {
    background: #fff;
    padding: 60px;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.success-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.success-box h1 {
    color: #1a1a2e;
    margin-bottom: 15px;
}

.success-box p {
    color: #555;
    line-height: 1.6;
}

.success-details {
    margin: 30px 0;
    text-align: left;
    background: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
}

.success-details p {
    padding: 5px 0;
}

.btn-success {
    display: inline-block;
    padding: 14px 30px;
    background: #6c5ce7;
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    margin: 10px 5px;
    font-weight: bold;
}

.btn-success-secondary {
    display: inline-block;
    padding: 14px 30px;
    background: #e9ecef;
    color: #333;
    text-decoration: none;
    border-radius: 25px;
    margin: 10px 5px;
    font-weight: bold;
}

.btn-success:hover {
    background: #5a4bd1;
}

.btn-success-secondary:hover {
    background: #dee2e6;
}

@media (max-width: 768px) {
    .checkout-box {
        grid-template-columns: 1fr;
    }
    .tools-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 32px;
    }
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
    .tool-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
}