:root {
    --bg: #e6dfd1; /* Soft Clay / Parchment */
    --fg: #2c2420; /* Deep Umber */
    --accent: #965d40; /* Terracotta Earth */
    --accent-soft: #8a9481; /* Muted Moss */
    --font: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg);
    color: var(--fg);
    font-family: var(--font);
    overflow: hidden; /* Single screen experience */
    line-height: 1.2;
}

#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem;
    z-index: 100;
}

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

.logo img {
    height: 40px;
    filter: sepia(0.2);
}

.nav-links a {
    color: var(--fg);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 1;
}

main {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.center-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.mantra-container h1 {
    font-size: clamp(3rem, 12vw, 8rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 0.85;
    margin: 0;
    color: var(--fg);
}

.reveal-sub {
    font-size: 1rem;
    max-width: 400px;
    opacity: 0.5;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.primary-btn {
    background: transparent;
    color: var(--fg);
    border: 1px solid var(--fg);
    padding: 1rem 3rem;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.4s ease;
}

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

footer {
    position: fixed;
    bottom: 2rem;
    width: 100%;
    text-align: center;
    pointer-events: none;
}

.footer-bottom {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    opacity: 0.3;
    font-weight: 700;
}

@media (max-width: 768px) {
    .mantra-container h1 {
        font-size: 15vw;
    }
    .reveal-sub {
        max-width: 80%;
    }
}