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

:root {
    --bg: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-dark: #111111;
    --text: #111111;
    --text-muted: #6b7280;
    --text-light: #9ca3af;
    --accent: #0066ff;
    --accent-hover: #0052cc;
    --accent-light: #e6f0ff;
    --border: #e5e7eb;
    --border-light: #f3f4f6;
    --success: #10b981;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

.logo-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-cta {
    background: var(--text);
    color: var(--bg) !important;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
}

.nav-cta:hover {
    background: var(--text-muted);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

.hero-content {
    max-width: 540px;
}

.badge {
    display: inline-block;
    background: var(--accent-light);
    color: var(--accent);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s;
    box-shadow: var(--shadow);
}

.cta-button:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.cta-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    color: var(--text);
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.cta-secondary:hover {
    background: var(--bg-alt);
    border-color: var(--text-muted);
}

.trust-badges {
    display: flex;
    gap: 1.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.trust-badges span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.app-preview {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 3rem;
    box-shadow: var(--shadow-lg);
}

.menu-bar-mock {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.menu-bar-icon {
    font-size: 1.5rem;
}

.menu-bar-text {
    color: var(--success);
    font-weight: 500;
    font-size: 0.95rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* Demo */
.demo {
    padding: 6rem 2rem;
    background: var(--bg-alt);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-placeholder {
    aspect-ratio: 16 / 9;
    background: var(--bg);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--text-muted);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    transition: all 0.2s;
}

.video-placeholder:hover {
    border-color: var(--accent);
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow);
}

/* Features */
.features {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: var(--bg-alt);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

.feature-large {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
    align-items: start;
}

.feature-large .feature-icon {
    font-size: 3rem;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.feature-example {
    display: inline-block;
    background: var(--bg);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 0.875rem;
    color: var(--accent);
    border: 1px solid var(--border);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.feature-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

.feature-icon-small {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Pricing */
.pricing {
    padding: 6rem 2rem;
    background: var(--bg-alt);
}

.price-card {
    max-width: 420px;
    margin: 0 auto;
    background: var(--bg);
    padding: 3rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.price-header {
    margin-bottom: 2rem;
}

.price {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.price-period {
    color: var(--text-muted);
    font-size: 1rem;
}

.price-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.price-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.price-features li:last-child {
    border-bottom: none;
}

.price-features li::before {
    content: "✓";
    color: var(--success);
    font-weight: 600;
}

.cta-full {
    width: 100%;
    padding: 1.25rem;
}

.guarantee {
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* FAQ */
.faq {
    padding: 6rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.faq-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Page Hero (for subpages) */
.page-hero {
    padding: 8rem 2rem 4rem;
    text-align: center;
    background: var(--bg-alt);
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.page-hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* FAQ Page */
.faq-page {
    padding: 4rem 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: 3rem;
}

.faq-category h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.faq-item-full {
    padding: 1.5rem;
    background: var(--bg-alt);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
}

.faq-item-full h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.faq-item-full p {
    color: var(--text-muted);
    line-height: 1.7;
}

.faq-cta {
    padding: 4rem 2rem;
    text-align: center;
    background: var(--bg-alt);
}

.faq-cta h2 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.faq-cta p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* Footer */
footer {
    padding: 3rem 2rem;
    border-top: 1px solid var(--border-light);
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

footer p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Mobile */
@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 6rem;
    }

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

    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }

    .trust-badges {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-visual {
        order: -1;
    }

    .feature-showcase {
        grid-template-columns: 1fr;
    }

    .feature-large {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 600px) {
    .nav-links a:not(.nav-cta) {
        display: none;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}