:root {
    --primary-blue: #1e40af;
    --secondary-blue: #3b82f6;
    --dark-blue: #1e3a8a;
    --light-blue: #dbeafe;
    --gray-100: #f8fafc;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-700: #334155;
    --gray-900: #0f172a;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: #333;
    line-height: 1.6;
}

/* Header Styles */
.navbar {
    padding: 1rem 0;
    transition: all 0.3s;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    margin: 0 0.25rem;
}

    .nav-link:hover {
        color: var(--primary-blue) !important;
    }

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    color: white;
    padding: 150px 0 100px;
    margin-top: 70px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-button {
    background: white;
    color: var(--primary-blue);
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

    .cta-button:hover {
        transform: translateY(-3px);
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    }

/* Features Section */
.features-section {
    padding: 100px 0;
    background-color: var(--gray-100);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 3rem;
}

.feature-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem 2rem;
    height: 100%;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--gray-200);
}

    .feature-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    }

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.feature-description {
    color: var(--gray-700);
    font-size: 1rem;
}

/* Categories Section */
.categories-section {
    padding: 100px 0;
}

.category-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem 2rem;
    height: 100%;
    transition: all 0.3s;
    border: 2px solid transparent;
}

    .category-card:hover {
        border-color: var(--primary-blue);
        box-shadow: 0 10px 30px rgba(30, 64, 175, 0.1);
    }

.category-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

/* BBPS Section */
.bbps-section {
    padding: 100px 0;
    background: linear-gradient(to right, #f8fafc, #e0f2fe);
}

.bbps-content {
    max-width: 600px;
}

.bbps-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 2rem;
}

.bbps-description {
    font-size: 1.1rem;
    color: var(--gray-700);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    position: relative;
}

    .process-steps::before {
        content: '';
        position: absolute;
        top: 40px;
        left: 10%;
        right: 10%;
        height: 3px;
        background: var(--gray-300);
        z-index: 1;
    }

.step-item {
    text-align: center;
    position: relative;
    z-index: 2;
    width: 20%;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.2);
}

.step-text {
    font-weight: 600;
    color: var(--gray-900);
    font-size: 1.1rem;
}

/* Payment Steps Section */
.payment-steps-section {
    padding: 100px 0;
    background-color: white;
}

.step-card {
    text-align: center;
    padding: 2rem;
    position: relative;
}

.step-circle {
    width: 60px;
    height: 60px;
    background: var(--primary-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-card-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.step-card-description {
    color: var(--gray-700);
    font-size: 1rem;
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.cta-subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    opacity: 0.9;
}

.cta-button-secondary {
    background: white;
    color: var(--primary-blue);
    border: none;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s;
}

    .cta-button-secondary:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    }

/* Footer Styles */
footer {
    background-color: var(--gray-900);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer-heading {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-links {
    list-style: none;
    padding: 0;
}

    .footer-links li {
        margin-bottom: 0.75rem;
    }

    .footer-links a {
        color: var(--gray-300);
        text-decoration: none;
        transition: color 0.3s;
    }

        .footer-links a:hover {
            color: white;
        }

.contact-info {
    color: var(--gray-300);
}

.disclaimer {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
}

.copyright {
    background-color: #0a0e17;
    color: var(--gray-400);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.875rem;
}

/* Modal Styles */
.modal-content {
    border-radius: 20px;
    border: none;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-header {
    border-bottom: none;
    padding: 1.5rem 1.5rem 0;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: none;
    padding: 0 1.5rem 1.5rem;
}

.btn-close {
    font-size: 0.8rem;
    opacity: 0.5;
    transition: opacity 0.3s;
}

    .btn-close:hover {
        opacity: 1;
    }

/* Modal Form Styles */
.modal input.form-control,
.modal select.form-select {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 2px solid #e2e8f0;
    transition: all 0.3s;
}

    .modal input.form-control:focus,
    .modal select.form-select:focus {
        border-color: var(--primary-blue);
        box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
    }

.modal .input-group-text {
    border: 2px solid #e2e8f0;
    border-right: none;
    background-color: #f8fafc;
}

.modal .btn-outline-secondary {
    border: 2px solid #e2e8f0;
    border-left: none;
}

/* Success Checkmark Animation */
.success-checkmark {
    width: 80px;
    height: 80px;
    margin: 0 auto;
}

    .success-checkmark .check-icon {
        width: 80px;
        height: 80px;
        position: relative;
        border-radius: 50%;
        box-sizing: content-box;
        border: 4px solid #4CAF50;
    }

        .success-checkmark .check-icon::before {
            top: 3px;
            left: -2px;
            width: 30px;
            transform-origin: 100% 50%;
            border-radius: 100px 0 0 100px;
        }

        .success-checkmark .check-icon::after {
            top: 0;
            left: 30px;
            width: 60px;
            transform-origin: 0 50%;
            border-radius: 0 100px 100px 0;
            animation: rotate-circle 4.25s ease-in;
        }

        .success-checkmark .check-icon::before,
        .success-checkmark .check-icon::after {
            content: '';
            height: 100px;
            position: absolute;
            background: #FFFFFF;
            transform: rotate(-45deg);
        }

        .success-checkmark .check-icon .icon-line {
            height: 5px;
            background-color: #4CAF50;
            display: block;
            border-radius: 2px;
            position: absolute;
            z-index: 10;
        }

            .success-checkmark .check-icon .icon-line.line-tip {
                top: 46px;
                left: 14px;
                width: 25px;
                transform: rotate(45deg);
                animation: icon-line-tip 0.75s;
            }

            .success-checkmark .check-icon .icon-line.line-long {
                top: 38px;
                right: 8px;
                width: 47px;
                transform: rotate(-45deg);
                animation: icon-line-long 0.75s;
            }

        .success-checkmark .check-icon .icon-circle {
            top: -4px;
            left: -4px;
            z-index: 10;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            position: absolute;
            box-sizing: content-box;
            border: 4px solid rgba(76, 175, 80, .5);
        }

        .success-checkmark .check-icon .icon-fix {
            top: 8px;
            width: 5px;
            left: 26px;
            z-index: 1;
            height: 85px;
            position: absolute;
            transform: rotate(-45deg);
            background-color: #FFFFFF;
        }



/* Modal Backdrop */
.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.7);
}

    .modal-backdrop.show {
        opacity: 1;
    }

/* Button Toggle for Radio Buttons */
.btn-check:checked + .btn-outline-primary,
.btn-check:checked + .btn-outline-success {
    background-color: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
}