:root {
    /* Colors */
    --primary: #0B2545;
    --primary-light: #13315C;
    --secondary: #E6D5B8;
    --accent: #138A8C;
    --accent-hover: #0E6B6D;
    --text: #333333;
    --text-muted: #666666;
    --bg-light: #F8F9FA;
    --white: #FFFFFF;
    --gray-200: #E9ECEF;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    /* Typography */
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Playfair Display', serif;

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 100px 0;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text);
    line-height: 1.6;
    background-color: var(--white);
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
}

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

.btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* Navbar */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
}

.logo span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a:hover {
    color: var(--accent);
}

/* Hero Section */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--bg-light) 0%, #eef2f3 100%);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    color: var(--primary);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 20px;
}

/* Hero Visual - Dashboard Mockup */
.dashboard-mockup {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    height: 400px;
    width: 120%;
    position: relative;
    border: 1px solid var(--gray-200);
}

.mockup-header {
    height: 40px;
    border-bottom: 1px solid var(--gray-200);
    background: #fdfdfd;
    border-radius: 12px 12px 0 0;
}

.mockup-body {
    display: flex;
    height: calc(100% - 40px);
}

.mockup-sidebar {
    width: 60px;
    border-right: 1px solid var(--gray-200);
    background: #f9f9f9;
}

.mockup-main {
    padding: 20px;
    flex-grow: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr;
    gap: 15px;
}

.mockup-card {
    height: 60px;
    background: var(--bg-light);
    border-radius: 6px;
}

.mockup-chart {
    grid-column: span 2;
    background: linear-gradient(0deg, #f0f0f0 10%, transparent 10%);
    background-size: 100% 20px;
    border-radius: 6px;
    border: 1px solid var(--gray-200);
}

/* Features */
.features {
    padding: var(--section-padding);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-card {
    padding: 40px;
    background: var(--white);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 1px solid var(--gray-200);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* How It Works */
.how-it-works {
    padding: var(--section-padding);
    background-color: var(--bg-light);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    text-align: center;
}

.step {
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 24px;
}

/* CTA Section */
.cta-section {
    padding: var(--section-padding);
    background-color: var(--primary);
    color: var(--white);
    text-align: center;
}

.cta-section h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: #051325;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand p {
    margin-top: 20px;
    opacity: 0.7;
}

.footer h4 {
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.footer ul li {
    margin-bottom: 12px;
}

.footer ul li a {
    opacity: 0.7;
}

.footer ul li a:hover {
    opacity: 1;
    color: var(--accent);
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    padding: 12px;
    border-radius: 6px;
    border: none;
    flex-grow: 1;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    opacity: 0.5;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}