:root {
    --bg-primary: #0a0d14;
    --bg-secondary: #111726;
    --bg-card: #161e31;
    --bg-card-hover: #1c263d;
    --border-color: #232f48;
    --border-accent: #334466;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-emerald: #10b981;
    --accent-emerald-glow: rgba(16, 185, 129, 0.2);
    --accent-amber: #f59e0b;
    --accent-sky: #0284c7;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

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

a {
    color: var(--accent-emerald);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #34d399;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header & Nav */
header {
    background: rgba(10, 13, 20, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
}

.brand img {
    height: 42px;
    width: 42px;
    border-radius: 8px;
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    font-weight: 800;
}

.brand-subtitle {
    font-size: 0.72rem;
    color: var(--accent-emerald);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
    list-style: none;
    height: 100%;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

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

.nav-dropdown {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-dropdown > a {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    height: 100%;
    padding: 0 4px;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% - 6px);
    left: -12px;
    min-width: 250px;
    background: #131a29;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.7);
    display: none;
    flex-direction: column;
    gap: 2px;
    z-index: 500;
}

/* Invisible hover bridge extending above and outwards so diagonal cursor movement never leaves the trigger zone */
.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -24px;
    left: -24px;
    right: -24px;
    height: 32px;
}

.dropdown-menu a {
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.open .dropdown-menu,
.dropdown-menu:hover {
    display: flex;
}

.btn-nav {
    background: var(--accent-emerald);
    color: #0a0d14 !important;
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 700 !important;
    transition: transform 0.15s ease, background 0.15s ease;
}

.btn-nav:hover {
    background: #34d399;
    transform: translateY(-1px);
}

/* Hero Section */
.hero {
    padding: 90px 0 60px;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 9999px;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--accent-emerald);
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3.2rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero h1 span.gradient {
    background: linear-gradient(135deg, #10b981 0%, #38bdf8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    margin-bottom: 36px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--accent-emerald);
    color: #0a0d14;
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 1.05rem;
    font-weight: 700;
    box-shadow: 0 4px 20px var(--accent-emerald-glow);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
    background: #34d399;
    color: #0a0d14;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(16, 185, 129, 0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 14px 24px;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    transition: background 0.15s ease, border-color 0.15s ease;
}

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

.hero-badges {
    display: flex;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.88rem;
    font-weight: 500;
}

.hero-badges span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.hero-mockup {
    position: relative;
    display: flex;
    justify-content: center;
}

.mockup-frame {
    background: #000;
    border: 8px solid #232f48;
    border-radius: 36px;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7), 0 0 40px rgba(16, 185, 129, 0.15);
    overflow: hidden;
    max-width: 320px;
}

.mockup-frame img {
    display: block;
    width: 100%;
    height: auto;
}

/* Feature Grid */
.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}

.section-header .tag {
    color: var(--accent-emerald);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 8px;
    display: block;
}

.section-header h2 {
    font-size: 2.3rem;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    line-height: 1.6;
}

/* Screenshots Showcase */
.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.showcase-item {
    text-align: center;
}

.showcase-item .mockup-frame {
    margin: 0 auto 18px;
}

.showcase-item h4 {
    font-size: 1.15rem;
    margin-bottom: 6px;
}

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

/* About JV Logic Studio Section */
.studio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.studio-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 36px;
}

.studio-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    margin-bottom: 14px;
}

.studio-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.65;
}

.studio-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-emerald);
}

/* Document / Legal Pages */
.doc-page {
    padding: 60px 0 100px;
}

.doc-content {
    max-width: 840px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 48px;
}

.doc-content h1 {
    font-size: 2.4rem;
    margin-bottom: 8px;
}

.doc-meta {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.doc-content h2 {
    font-size: 1.5rem;
    margin: 36px 0 14px;
    color: var(--accent-emerald);
}

.doc-content h3 {
    font-size: 1.2rem;
    margin: 24px 0 10px;
}

.doc-content p, .doc-content ul {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.doc-content ul {
    padding-left: 24px;
}

.doc-content li {
    margin-bottom: 8px;
}

.alert-box {
    background: rgba(16, 185, 129, 0.08);
    border-left: 4px solid var(--accent-emerald);
    padding: 16px 20px;
    border-radius: 0 8px 8px 0;
    margin: 24px 0;
}

.alert-box p {
    color: var(--text-primary);
    margin-bottom: 0;
    font-weight: 500;
}

/* Footer */
footer {
    background: #07090e;
    border-top: 1px solid var(--border-color);
    padding: 60px 0 36px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.92rem;
    max-width: 320px;
    line-height: 1.6;
}

.footer-col h5 {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-actions, .hero-badges {
        justify-content: center;
    }
    .hero-mockup {
        margin-top: 36px;
    }
    .showcase-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .studio-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .nav-links {
        display: none;
    }
    .hero h1 {
        font-size: 2.4rem;
    }
    .doc-content {
        padding: 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}