:root {
    /* Color Palette */
    --bedrock-blue: #0f172a;
    --sunny-gold: #f59e0b;
    --strategy-grey: #64748b;
    --marble-white: #f8fafc;
    --pure-white: #ffffff;
    --text-dark: #1e293b;
    --text-light: #94a3b8;

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

    /* Spacing */
    --section-spacing: 5rem;
    --container-width: 1200px;

    /* Effects */
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-card: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--marble-white);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--bedrock-blue);
    line-height: 1.25;
    margin-bottom: 1rem;
}

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

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

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background-color: var(--sunny-gold);
    color: var(--bedrock-blue);
}

.btn-primary:hover {
    background-color: #d97706;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--bedrock-blue);
    color: var(--bedrock-blue);
}

.btn-secondary:hover {
    background-color: var(--bedrock-blue);
    color: var(--pure-white);
}

.section-padding {
    padding: var(--section-spacing) 0;
}

.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mb-3 {
    margin-bottom: 3rem;
}

/* Navigation */
header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-soft);
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bedrock-blue);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--strategy-grey);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--bedrock-blue);
}

.mobile-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding-top: 8rem;
    /* Nav offset */
    padding-bottom: 6rem;
    background: linear-gradient(135deg, var(--bedrock-blue) 0%, #1e293b 100%);
    color: var(--pure-white);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero h1,
.hero-text h1 {
    font-size: 3.5rem;
    color: var(--pure-white);
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Footer */
footer {
    background-color: var(--bedrock-blue);
    color: var(--pure-white);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 3rem;
}

.footer-brand p {
    color: var(--text-light);
    margin-top: 1rem;
    max-width: 300px;
}

.footer-col h4 {
    color: var(--sunny-gold);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

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

.footer-col a {
    color: var(--text-light);
}

.footer-col a:hover {
    color: var(--pure-white);
}

.footer-bottom {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .nav-links {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }

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