:root {
    --color-bg: #0a0a0a;
    --color-surface: #111111;
    --color-text: #e0e0e0;
    --color-text-muted: #888888;
    --color-accent: #ff3333;
    /* Warning Red */
    --color-accent-hover: #cc0000;
    --color-border: #333333;

    --font-heading: 'Crimson Pro', serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

/* Noise Overlay */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('assets/noise.png');
    opacity: 0.05;
    pointer-events: none;
    z-index: 9999;
}

h1,
h2,
h3,
h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.2s ease;
}

/* --- UTILITIES --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.mono {
    font-family: var(--font-mono);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    background-color: var(--color-accent);
    color: #000;
    /* High contrast text on red */
    font-weight: 700;
    border-radius: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid var(--color-accent);
    font-family: var(--font-mono);
    position: relative;
    overflow: hidden;
}

.btn:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #fff;
    box-shadow: 0 0 15px rgba(255, 51, 51, 0.4);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: #000;
    box-shadow: 0 0 15px rgba(255, 51, 51, 0.4);
}

.explore-btn {
    display: inline-block;
    color: var(--color-text);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 5px;
    transition: all 0.3s;
    font-family: var(--font-mono);
}

.explore-btn:hover {
    color: var(--color-accent);
    padding-right: 10px;
}

/* --- GLITCH EFFECT --- */
.glitch-hover:hover {
    animation: glitch-anim 0.3s cubic-bezier(.25, .46, .45, .94) both infinite;
    color: var(--color-accent);
}

@keyframes glitch-anim {
    0% {
        transform: translate(0)
    }

    20% {
        transform: translate(-1px, 1px)
    }

    40% {
        transform: translate(-1px, -1px)
    }

    60% {
        transform: translate(1px, 1px)
    }

    80% {
        transform: translate(1px, -1px)
    }

    100% {
        transform: translate(0)
    }
}

/* --- HERO SECTION --- */
.hero {
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, #050505 100%);
    border-bottom: 1px solid var(--color-border);
    position: relative;
}

.hero-content {
    max-width: 800px;
    z-index: 10;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
}

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

.hero-meta {
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    opacity: 0.8;
}

.hero-meta span {
    border: 1px solid var(--color-border);
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.5);
}

/* --- SECTIONS --- */
section {
    padding: 100px 0;
    border-bottom: 1px solid var(--color-border);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-list li {
    list-style: none;
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 15px;
    font-family: var(--font-body);
}

.feature-list li::before {
    content: ">>";
    font-family: var(--font-mono);
    color: var(--color-accent);
    font-size: 0.8rem;
}

/* --- BOOK MOCKUPS --- */
.book-preview {
    width: 100%;
    /* min-height: 400px; removed fixed height to let image scale */
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: transparent;
    /* Remove placeholder gray */
}

.book-preview img {
    max-width: 100%;
    height: auto;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    transition: transform 0.5s ease;
}

.book-preview:hover img {
    transform: scale(1.02);
}

/* --- FOOTER --- */
footer {
    padding: 80px 0;
    text-align: center;
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
}

/* --- MOBILE --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.8rem;
    }

    .grid-2 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}