/* Roger That - Dark Theme Styles */

:root {
    /* Colors */
    --bg-primary: #0a0a0b;
    --bg-secondary: #111113;
    --bg-tertiary: #1a1a1d;
    --bg-card: #141416;

    --text-primary: #e8e8e8;
    --text-secondary: #8b8b8d;
    --text-muted: #5a5a5c;

    --accent-primary: #00ff88;
    --accent-secondary: #00cc6a;
    --accent-glow: rgba(0, 255, 136, 0.15);

    --danger: #ff4757;
    --border: #2a2a2d;

    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
    --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 4rem;
    --space-2xl: 8rem;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

/* Noise overlay for texture */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: 1000;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-md) var(--space-lg);
    background: rgba(10, 10, 11, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-links a {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--accent-primary);
}

/* Main */
main {
    padding-top: 80px;
}

/* Hero Section */
.hero {
    min-height: calc(100vh - 80px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    padding: var(--space-xl) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    max-width: 560px;
}

.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-primary);
    background: var(--accent-glow);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    border: 1px solid rgba(0, 255, 136, 0.2);
    margin-bottom: var(--space-lg);
}

.hero h1 {
    font-family: var(--font-sans);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: var(--space-lg);
}

.highlight {
    color: var(--accent-primary);
}

.tagline {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 480px;
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--text-secondary);
    background: var(--bg-tertiary);
}

.btn-arrow {
    transition: transform 0.2s;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: var(--bg-secondary);
    border-radius: 40px;
    padding: 12px;
    border: 2px solid var(--border);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.05),
        0 40px 80px rgba(0, 0, 0, 0.5);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 32px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-preview {
    text-align: center;
    padding: var(--space-lg);
}

.channel-display {
    margin-bottom: var(--space-xl);
}

.channel-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.625rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    margin-bottom: var(--space-xs);
}

.channel-name {
    display: block;
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.ptt-button {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto var(--space-xl);
}

.ptt-ring {
    position: absolute;
    inset: 0;
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.5;
    }
}

.ptt-inner {
    position: absolute;
    inset: 10px;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 1px;
    border: 1px solid var(--border);
}

.status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-primary);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Section Styles */
section {
    padding: var(--space-2xl) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-tag {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
}

.section-header h2,
.privacy h2,
.download h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.2;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.feature-card {
    background: var(--bg-card);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: rgba(0, 255, 136, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.feature-card h3 {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Privacy Section */
.privacy {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    margin: var(--space-2xl) var(--space-lg);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy h2 {
    margin-bottom: var(--space-xl);
}

.privacy-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.comparison-column {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
}

.comparison-column.them {
    background: rgba(255, 71, 87, 0.1);
    border: 1px solid rgba(255, 71, 87, 0.2);
}

.comparison-column.us {
    background: var(--accent-glow);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.comparison-column h4 {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.comparison-column ul {
    list-style: none;
}

.comparison-column li {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    padding: var(--space-sm) 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.x {
    color: var(--danger);
}

.check {
    color: var(--accent-primary);
}

.privacy-link {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--accent-primary);
    text-decoration: none;
}

.privacy-link:hover {
    text-decoration: underline;
}

/* How It Works */
.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    text-align: center;
    padding: var(--space-lg);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--bg-tertiary);
    -webkit-text-stroke: 1px var(--accent-primary);
    margin-bottom: var(--space-md);
}

.step h3 {
    font-family: var(--font-mono);
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.step p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.step-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--border), var(--accent-primary), var(--border));
    margin-top: 3.5rem;
}

/* Download Section */
.download {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
}

.download p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.store-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.store-btn {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.2s;
}

.store-btn:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.store-btn svg {
    flex-shrink: 0;
}

.store-text {
    text-align: left;
}

.store-label {
    display: block;
    font-size: 0.625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.store-name {
    display: block;
    font-family: var(--font-mono);
    font-weight: 600;
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: var(--space-xl) var(--space-lg);
    margin-top: var(--space-2xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-links a {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--accent-primary);
}

.copyright {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: var(--space-xl);
    }

    .hero-content {
        max-width: 100%;
    }

    .tagline {
        max-width: 100%;
    }

    .cta-buttons {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .phone-mockup {
        width: 220px;
        height: 440px;
    }

    .privacy-comparison {
        grid-template-columns: 1fr;
    }

    .step-connector {
        display: none;
    }
}

@media (max-width: 600px) {
    :root {
        font-size: 14px;
    }

    header {
        padding: var(--space-md);
    }

    .nav-links {
        display: none;
    }

    section {
        padding: var(--space-xl) var(--space-md);
    }

    .privacy {
        margin: var(--space-xl) var(--space-md);
        padding: var(--space-xl) var(--space-md);
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .store-buttons {
        flex-direction: column;
        align-items: center;
    }

    .store-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--accent-primary);
    color: var(--bg-primary);
}