/* Modern Design System */
:root {
    --primary: #000000;
    --secondary: #1a1a1a;
    --accent: #FF4D4D;
    --text-primary: #000000;
    --text-secondary: #4A4A4A;
    --background: #FFFFFF;
    --white: #FFFFFF;
    --gray-100: #F7F7F7;
    --gray-200: #E5E5E5;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--white);
    z-index: 1000;
    padding: 1rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 40px;
    width: auto;
    z-index: 1001;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--white);
    padding: 8rem 2rem 6rem;
    border-bottom: 1px solid var(--gray-200);
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 2rem;
    color: var(--text-primary);
    max-width: 900px;
}

.hero p {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    max-width: 600px;
    margin-bottom: 3rem;
    color: var(--text-secondary);
}

.cta-button {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    background-color: var(--accent);
    color: var(--white);
    text-decoration: none;
    border-radius: 0;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    background-color: #ff3333;
}

/* Sections */
.section {
    padding: 8rem 2rem;
    border-bottom: 1px solid var(--gray-200);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: 4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* Investment Areas */
.investment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.investment-card {
    background: var(--white);
    padding: 3rem;
    border: 1px solid var(--gray-200);
    transition: transform 0.3s ease;
}

.investment-card:hover {
    transform: translateY(-10px);
}

.investment-card h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.investment-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.learn-more {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.learn-more:hover {
    color: #ff3333;
}

/* Content Wrapper */
.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.content-wrapper h2 {
    font-size: 2.5rem;
    margin-top: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.content-wrapper h3 {
    font-size: 2rem;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--white);
    padding: 6rem 2rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-content p {
    color: var(--gray-200);
    opacity: 0.9;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Page Header */
.page-header {
    background: var(--primary);
    color: var(--white);
    padding: 10rem 2rem 6rem;
    margin-bottom: 0;
    border-bottom: 1px solid var(--gray-200);
}

.page-header .section-title {
    color: var(--white);
    margin: 0;
    font-size: clamp(3rem, 5vw, 4rem);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .hamburger {
        display: block;
        width: 30px;
        height: 20px;
        position: relative;
        z-index: 1001;
        cursor: pointer;
    }

    .hamburger span {
        display: block;
        position: absolute;
        height: 2px;
        width: 100%;
        background: var(--text-primary);
        border-radius: 0;
        transition: .25s ease-in-out;
    }

    .hamburger span:nth-child(1) { top: 0; }
    .hamburger span:nth-child(2) { top: 9px; }
    .hamburger span:nth-child(3) { top: 18px; }

    .hamburger.open span:nth-child(1) {
        top: 9px;
        transform: rotate(135deg);
    }

    .hamburger.open span:nth-child(2) {
        opacity: 0;
        left: -60px;
    }

    .hamburger.open span:nth-child(3) {
        top: 9px;
        transform: rotate(-135deg);
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-link {
        font-size: 1.5rem;
    }

    .hero {
        padding: 6rem 1.5rem 4rem;
        text-align: left;
    }

    .section {
        padding: 4rem 1.5rem;
    }

    .investment-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .investment-card {
        padding: 2rem;
    }

    .footer {
        padding: 4rem 1.5rem;
    }
}

/* Small screens */
@media (max-width: 480px) {
    .nav-container {
        padding: 0 1.5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .investment-card h3 {
        font-size: 1.75rem;
    }
}