:root {
    --bg-dark: #121212;
    --text-main: #FAFAFA;
    --text-muted: #A0A0A0;
    --accent-cyan: #00F2FE;
    --accent-cyan-hover: #4FACFE;
    --border-subtle: #2A2A2A;
    --panel-bg: #1E1E1E;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
}

/* Typography */
h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
}

p {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.cyan-text {
    color: var(--accent-cyan);
}

.timestamp {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1rem;
    border: 1px solid var(--border-subtle);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: rgba(18, 18, 18, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--border-subtle);
}

.logo {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.os-prefix {
    color: var(--accent-cyan);
}

.io-suffix {
    color: var(--text-muted);
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    transition: color 0.2s;
}

nav a:hover:not(.btn-primary) {
    color: var(--accent-cyan);
}

.btn-primary {
    background: var(--text-main);
    color: var(--bg-dark);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    transition: all 0.2s;
}

.btn-primary:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
}

/* Hero Section */
.hero.splitter {
    display: flex;
    min-height: 100vh;
    padding-top: 80px; /* Offset for navbar */
}

.split-pane {
    flex: 1;
    display: flex;
    align-items: center;
    padding: 4rem 5%;
    position: relative;
    background-size: cover;
    background-position: center;
}

/* Placeholder for actual background images */
.pane-chaos {
    background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('steve_chaos.png');
    border-right: 1px solid var(--border-subtle);
}

.pane-solution {
    background: linear-gradient(rgba(18,18,18,0.9), rgba(18,18,18,0.9)), url('steve_solution.png');
}

.content-overlay {
    max-width: 500px;
}

/* Journey Timeline */
.journey-section {
    padding: 6rem 5%;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--border-subtle);
    margin-top: 3rem;
}

.timeline-node {
    position: relative;
    margin-bottom: 4rem;
}

.time-marker {
    position: absolute;
    left: -2rem;
    transform: translateX(-50%);
    background: var(--bg-dark);
    color: var(--accent-cyan);
    font-weight: 800;
    padding: 0.5rem 0;
    border: 2px solid var(--accent-cyan);
    border-radius: 20px;
    width: 80px;
    text-align: center;
    font-size: 0.875rem;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

.node-content {
    background: var(--panel-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    margin-left: 3rem;
}

/* Audio Player Component */
.btn-audio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 242, 254, 0.1);
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    font-size: 1rem;
    font-family: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-audio:hover {
    background: var(--accent-cyan);
    color: var(--bg-dark);
}

.btn-audio svg {
    width: 20px;
    height: 20px;
}

/* ROI Card */
.roi-card {
    background: rgba(0, 242, 254, 0.05);
    border: 1px solid rgba(0, 242, 254, 0.2);
    padding: 1.5rem;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.roi-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-cyan);
    line-height: 1;
}

.roi-label {
    font-size: 1rem;
    color: var(--text-main);
    font-weight: 600;
    max-width: 150px;
}

@media (max-width: 768px) {
    .hero.splitter {
        flex-direction: column;
    }
    
    .split-pane {
        padding: 4rem 2rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .node-content {
        margin-left: 2rem;
    }
}