:root {
    --bg-dark: #0a0a0c;
    /* Deep Neutral Charcoal */
    --bg-panel: rgba(255, 255, 255, 0.06);
    --primary: #ec4899;
    /* Vibrant Pink */
    --primary-glow: rgba(236, 72, 153, 0.4);
    --secondary: #06b6d4;
    /* Cyan */
    --text-main: #fafafa;
    --text-muted: #a1a1aa;
    /* Neutral Gray */
    --font-stack: 'Inter', system-ui, -apple-system, sans-serif;
}

* {
    box-sizing: border-box;
}

/* Background */
/* Background */
body {
    background: linear-gradient(to bottom, #0a0a0c, #171717);
    /* Neutral Deep Dark */
    color: var(--text-main);
    font-family: var(--font-stack);
    margin: 0;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Dual Tone Glows */
body::before {
    content: '';
    position: fixed;
    top: -10%;
    right: -5%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, var(--primary-glow), transparent 70%);
    filter: blur(100px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.6;
}

body::after {
    content: '';
    position: fixed;
    bottom: -10%;
    left: -5%;
    width: 50%;
    height: 50%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.25), transparent 70%);
    /* Cyan Glow */
    filter: blur(100px);
    z-index: -1;
    pointer-events: none;
    display: block;
    /* Re-enable */
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1,
h2,
h3 {
    margin: 0;
    font-weight: 800;
    letter-spacing: -0.02em;
}

p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.gradient-text {
    background: linear-gradient(135deg, #fff 0%, #c4b5fd 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Header/Nav */
header {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-weight: 800;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    position: relative;
}

.hero h1 {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #fff 20%, var(--primary) 60%, var(--secondary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.4rem;
    max-width: 800px;
    margin: 0 auto 40px;
}

/* Buttons */
.btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 1.1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(168, 85, 247, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Features Grid */
.features-section {
    padding: 100px 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 32px;
    border-radius: 20px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: white;
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: inline-block;
    padding: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

/* Modes Showcase */
.modes-section {
    padding: 80px 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.box-container {
    display: flex;
    gap: 30px;
    margin-top: 50px;
}

.feature-box {
    flex: 1;
    background: rgba(20, 20, 25, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 24px;
    position: relative;
    overflow: hidden;
}

.feature-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.feature-box.boost::before {
    background: linear-gradient(90deg, #ff4757, #ff6b81);
}

.feature-box.legacy::before {
    background: linear-gradient(90deg, #2ed573, #7bed9f);
}

.feature-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 6px 12px;
    border-radius: 100px;
    margin-bottom: 16px;
    display: inline-block;
}

.tag-boost {
    background: rgba(255, 71, 87, 0.2);
    color: #ff6b81;
}

.tag-legacy {
    background: rgba(46, 213, 115, 0.2);
    color: #2ed573;
}

/* How It Works Steps */
.steps-section {
    padding: 100px 0;
}

.step-list {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    margin-top: 60px;
}

.step-list::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 0;
    right: 0;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 0;
}

.step {
    position: relative;
    z-index: 1;
    text-align: center;
    flex: 1;
    padding: 0 20px;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--bg-dark);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-weight: 800;
    color: var(--primary);
    box-shadow: 0 0 20px var(--primary-glow);
}

/* Install command */
.install-command {
    background: #0d1117;
    border: 1px solid #30363d;
    padding: 20px 30px;
    border-radius: 12px;
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
    color: #e6edf3;
    display: inline-block;
    margin-top: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    text-align: left;
}

.comment {
    color: #8b949e;
}

.cmd {
    color: #58a6ff;
}

.arg {
    color: #a5d6ff;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .box-container {
        flex-direction: column;
    }

    .step-list {
        flex-direction: column;
        gap: 40px;
    }

    .step-list::before {
        display: none;
    }

    .step {
        text-align: left;
        display: flex;
        align-items: center;
        gap: 20px;
    }

    .step-number {
        margin: 0;
    }
}

/* Hero Gallery */
.hero-gallery {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 120px;
    flex-wrap: wrap;
    align-items: flex-end;
}

.gallery-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 500px;
}

.hero-img {
    height: 500px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease;
}

.hero-img:hover {
    transform: translateY(-5px);
}

.hero-gallery .caption {
    margin-top: 18px;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.7;
}

@media (max-width: 900px) {
    .hero-gallery {
        flex-direction: column;
        align-items: center;
        gap: 50px;
    }

    .gallery-item {
        max-width: 100%;
    }

    .hero-img {
        height: auto;
        width: 100%;
        max-height: 520px;
    }
}