:root {
    /* Reference Colors (Controlly Aesthetic) */
    --bg-dark: #0B0B0C;
    --card-bg: rgba(255, 255, 255, 0.04);
    --accent: #A855F7;
    --accent-glow: rgba(168, 85, 247, 0.5);
    --text-main: #FFFFFF;
    --text-muted: #94A3B8;
    --border: rgba(255, 255, 255, 0.08);
    --inner-glow: inset 0 1px 1px rgba(255, 255, 255, 0.1);

    /* Glass Tokens */
    --glass-blur: blur(28px) saturate(180%);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);

    /* Layout & Spacing */
    --container: 1200px;
    --radius: 20px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --section-padding: clamp(80px, 12vw, 160px);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    width: 100vw;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
}

/* Exotic Typography */
h1 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.5rem, 10vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.05rem;
    line-height: 0.95;
    margin-bottom: 24px;
    text-transform: uppercase;
}

h2,
h3,
h4 {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02rem;
}

h2 {
    font-size: clamp(2rem, 6vw, 3.5rem);
}

.glow-text {
    background: linear-gradient(135deg, #fff 0%, #A855F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(168, 85, 247, 0.3));
}

.subtitle {
    color: var(--text-muted);
    font-size: clamp(1rem, 2vw, 1.25rem);
    max-width: 600px;
    margin: 0 auto 48px;
    font-weight: 500;
    text-align: center;
}

/* --- Premium Background Effects --- */

.background-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -2;
    overflow: hidden;
    filter: blur(80px);
    opacity: 0.4;
    pointer-events: none;
}

.blob {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(40px);
}

.blob-1 {
    background: radial-gradient(circle, rgba(168, 85, 247, 0.4) 0%, transparent 70%);
    top: -10%;
    left: -10%;
    animation: move 20s infinite alternate;
}

.blob-2 {
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, transparent 70%);
    bottom: -10%;
    right: -10%;
    animation: move 25s infinite alternate-reverse;
}

.blob-3 {
    background: radial-gradient(circle, rgba(244, 63, 94, 0.2) 0%, transparent 70%);
    top: 40%;
    left: 40%;
    animation: move 30s infinite alternate;
}

@keyframes move {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(20%, 20%) scale(1.2);
    }
}

#backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(168, 85, 247, 0.12) 0%, transparent 40%);
    pointer-events: none;
    transition: background 0.2s ease-out;
}

/* --- High-Blur Glassmorphism --- */

.glass {
    background: var(--card-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--glass-shadow);
}

.glass-card {
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.glass-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(168, 85, 247, 0.4);
    background: rgba(168, 85, 247, 0.05);
}

/* Navigation */
nav {
    height: 100px;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 0.15em;
    color: var(--text-main);
    text-transform: uppercase;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 12px;
    align-items: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 10px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 14px;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.btn-primary {
    background: #FFFFFF;
    color: #000;
}

.btn-primary:hover {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-outline {
    border: 1px solid var(--border);
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.03);
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    width: 100%;
}

.hero-visual {
    margin-top: 64px;
    width: 100%;
    max-width: 900px;
}

.hero-visual img {
    width: 100%;
    height: auto;
    border-radius: 32px;
    box-shadow: 0 40px 120px rgba(0, 0, 0, 0.8);
}

/* Features */
.features {
    padding: var(--section-padding) 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 48px;
    border-radius: 32px;
    text-align: left;
}

.feature-card h3 {
    margin-bottom: 16px;
    color: var(--accent);
    font-size: 1.5rem;
}

/* Presets */
.presets-section {
    padding: var(--section-padding) 0;
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 60px;
}

.preset-card {
    padding: 32px;
    border-radius: 28px;
    opacity: 0;
    transform: translateY(30px);
}

.preset-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

.preset-card h4 {
    color: var(--accent);
    margin-bottom: 24px;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.preset-card li {
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    font-weight: 500;
}

.preset-card li span {
    opacity: 0.4;
    font-family: monospace;
}

/* Requirements & Checkout */
.requirements {
    padding: 80px;
    border-radius: 40px;
}

.spec-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
}

/* --- Mobile Responsiveness (Fixed Alignment) --- */

@media (max-width: 1024px) {
    .container {
        padding: 0 32px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }

    nav {
        height: 80px;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        /* Hide on mobile by default */
        position: fixed;
        top: 80px;
        left: 0;
        width: 100vw;
        height: calc(100vh - 80px);
        background: rgba(11, 11, 12, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        padding: 40px;
        gap: 24px;
        z-index: 999;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links .btn {
        width: 100%;
        padding: 20px;
        font-size: 1.1rem;
    }

    .hero {
        padding: 40px 0;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        max-width: 320px;
        margin: 0 auto;
    }

    .feature-card,
    .preset-card {
        padding: 32px;
    }

    .requirements {
        padding: 40px;
    }
}

/* Reveal Helpers */
.reveal {
    opacity: 0;
    transition: all 1s ease-out;
}

.reveal.revealed {
    opacity: 1;
}

footer {
    padding: 80px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    opacity: 0.6;
}