:root {
    --primary-color: #0052FF;
    --secondary-color: #1A202C;
    --accent-color: #00F5A0;
    --neutral-bg: #F7FAFC;
    --card-bg: #FFFFFF;
    --text-dark: #2D3748;
    --text-light: #6A7585;
    --border-color: #E2E8F0;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--neutral-bg);
    color: var(--text-dark);
    line-height: 1.6;
    font-weight: 400;
}

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

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 24px;
    margin-bottom: 60px;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--secondary-color);
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: transform 0.2s ease;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: scale(1.05);
}

.cta-button.large-cta {
    padding: 16px 32px;
    font-size: 18px;
}

.main-header {
    background: var(--neutral-bg);
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    text-decoration: none;
    color: var(--secondary-color);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 8px;
    font-weight: 700;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 40px;
}

.main-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
}

#hero {
    padding-top: 60px;
    padding-bottom: 60px;
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-text {
    flex-basis: 50%;
}

.hero-text h1 {
    font-size: 38px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-text span {
    display: block;
    margin-top: 15px;
    color: var(--text-light);
    font-size: 14px;
}

.hero-calculator {
    flex-basis: 50%;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(26, 32, 44, 0.1);
    transition: border-color 0.3s ease;
}

.card:hover {
    border-color: rgba(0, 82, 255, 0.5);
}

.card-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: rgba(0, 82, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.card-icon-wrapper svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary-color);
}

.card h3 {
    margin-bottom: 10px;
    font-size: 20px;
}

.card p {
    color: rgba(45, 55, 72, 0.7);
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 15%;
    right: 15%;
    height: 2px;
    background-color: var(--border-color);
    z-index: -1;
}

.process-step {
    flex-basis: 30%;
    text-align: center;
}

.process-circle {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.process-step h3 {
    margin-bottom: 10px;
}

.process-step p {
    color: var(--text-light);
}

.about-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-image {
    flex-basis: 40%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.about-image img {
    width: 100%;
    max-width: 300px;
    height: auto;
    border-radius: 16px;
    display: block;
    box-shadow: 0 0 3px 1px rgba(0, 82, 255, 0.65);
}

.about-text {
    flex-basis: 60%;
}

.about-text h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.about-text p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 15px;
}

.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 16px;
    text-align: center;
}

.contact-form-wrapper p {
    margin-bottom: 30px;
    color: var(--text-light);
}

.contact-form {
    text-align: left;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
    flex: 1;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
}

.contact-form button {
    width: 100%;
}

.main-footer {
    background: var(--secondary-color);
    color: #a0aec0;
    padding-top: 60px;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

.footer-col .logo {
    color: white;
    margin-bottom: 15px;
}

.footer-col h3 {
    color: white;
    margin-bottom: 15px;
}

.footer-col a.social-link {
    color: #a0aec0;
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid #4A5568;
    text-align: center;
    padding: 20px 0;
    font-size: 14px;
}

@media (max-width: 992px) {
    .cards-grid, .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    .hero-container, .about-container {
        flex-direction: column;
    }
    .process-timeline {
        flex-direction: column;
        gap: 40px;
    }
    .process-timeline::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .section-title { font-size: 28px; }
    .hero-text h1 { font-size: 36px; }
    .main-nav { display: none; }
    .cards-grid, .footer-container {
        grid-template-columns: 1fr;
    }
    .form-row {
        flex-direction: column;
    }
}

.hero-calculator h2 {
    text-align: center;
    margin-bottom: 25px;
}

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

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    font-size: 14px;
}

.input-group input[type="number"] {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-size: 16px;
}

input[type="range"] {
    -webkit-appearance: none; appearance: none;
    width: 100%; height: 8px;
    background: #e2e8f0; outline: none;
    border-radius: 4px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 20px; height: 20px;
    background: var(--primary-color); cursor: pointer;
    border-radius: 50%;
}

.results {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.revenue-box {
    background-color: var(--secondary-color);
    color: var(--neutral-bg); padding: 20px;
    border-radius: 8px; text-align: center;
}

.revenue-box.total-revenue {
    background-color: var(--primary-color);
}

.revenue-box span {
    display: block; font-size: 16px;
}

#new-total-revenue {
    font-size: 36px;
    font-weight: 700;
    color: white;
}

#additional-revenue {
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-color);
}

.disclaimer {
    display: block; text-align: center;
    font-size: 12px; color: #999;
    margin-top: 20px;
}

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.logo-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 600;
    color: #0A2540;
    letter-spacing: -0.5px;
    position: relative;
    top: -2px;
}