/* Nchant Design System */
:root {
    /* Color Palette */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-surface: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;

    /* Brand Accents (Cyan/Teal to match the plugin's aesthetic) */
    --brand-primary: #00f0ff;
    --brand-secondary: #00a8ff;
    --brand-dark: #005c8a;
    --brand-glow: rgba(0, 240, 255, 0.4);

    /* Knobs & Hardware */
    --hardware-dark: #222222;
    --hardware-light: #333333;
    --hardware-border: #444444;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Layout */
    --max-width: 1200px;
    --border-radius: 12px;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Background Elements */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    pointer-events: none;
}

.bg-glow {
    position: fixed;
    top: -20vh;
    left: 50%;
    transform: translateX(-50%);
    width: 80vw;
    height: 60vh;
    background: radial-gradient(ellipse at center, var(--brand-glow) 0%, transparent 60%);
    z-index: -1;
    pointer-events: none;
    opacity: 0.5;
    filter: blur(80px);
}

/* Typography */
h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    background: linear-gradient(to bottom right, #ffffff, #a1a1aa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(to right, var(--brand-primary), var(--brand-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
}

/* Layout */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

section {
    padding: 100px 0;
}

/* Nav */
nav {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--brand-primary);
    box-shadow: 0 0 10px var(--brand-glow);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 120px 0 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.plugin-showcase {
    margin-top: 60px;
    position: relative;
    width: 100%;
    max-width: 800px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 240, 255, 0.1);
    overflow: hidden;
    background: var(--bg-surface);
    /* Placeholder for plugin image */
    aspect-ratio: 16/9;
    display: flex;
    justify-content: center;
    align-items: center;
}

.plugin-showcase p {
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.plugin-showcase img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
    /* Hide until we have an image */
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    border: none;
}

.btn-primary {
    background: linear-gradient(to right, var(--brand-dark), var(--brand-secondary));
    color: white;
    box-shadow: 0 0 20px rgba(0, 168, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 25px rgba(0, 168, 255, 0.5);
}

.btn-primary:hover::before {
    transform: translateX(100%);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.4);
}

.cta-group {
    display: flex;
    gap: 16px;
    margin-top: 24px;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 60px;
}

.feature-card {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    padding: 32px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 240, 255, 0.3);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(0, 240, 255, 0.1);
    color: var(--brand-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* Audio Demos */
.audio-demos {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.demo-player {
    background: var(--bg-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.demo-info {
    flex: 1;
}

.demo-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.demo-tags {
    display: flex;
    gap: 8px;
}

.tag {
    font-size: 0.75rem;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: var(--text-secondary);
}

.demo-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--brand-dark);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}

.play-btn:hover {
    transform: scale(1.05);
    background: var(--brand-secondary);
}

.play-btn svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    margin-left: 4px;
    /* Optical optical center for play icon */
}

/* Checkout Section (The actual form) */
.checkout-section {
    text-align: center;
}

.pricing-card {
    max-width: 400px;
    margin: 0 auto;
    background: linear-gradient(145deg, var(--bg-surface), #1a1f24);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 16px;
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    margin: 20px 0;
    color: white;
}

.currency {
    font-size: 1.5rem;
    vertical-align: super;
    color: var(--text-secondary);
}

.includes-list {
    text-align: left;
    list-style: none;
    margin-top: 30px;
    margin-bottom: 30px;
}

.includes-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-secondary);
}

.includes-list svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--brand-primary);
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Forms */
.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.text-input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color 0.2s;
}

.text-input:focus {
    outline: none;
    border-color: var(--brand-primary);
}