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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #1a2332 0%, #152420 50%, #132b1e 100%);
    color: #e5e7eb;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    background: #2ea043;
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 0 0 8px 8px;
    z-index: 100;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid #2ea043;
}

*:focus-visible {
    outline: 3px solid #2ea043;
    outline-offset: 2px;
}

a { color: #2ea043; text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
    display: flex;
    align-items: center;
    padding: 1rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.logo-public { color: #fff; }
.logo-vibes { color: #2ea043; }

.hero {
    text-align: center;
    padding: 4rem 2rem 3rem;
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.hero .subtitle {
    font-size: 1.1rem;
    color: #d1d5db;
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

.scanners {
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem 4rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    flex: 1;
}

.scanner-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s, border-color 0.2s;
    text-decoration: none;
    color: inherit;
}

.scanner-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
    text-decoration: none;
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.scanner-card.blue .card-icon { background: rgba(59, 130, 246, 0.15); color: #3b82f6; }
.scanner-card.green .card-icon { background: rgba(16, 185, 129, 0.15); color: #10b981; }
.scanner-card.amber .card-icon { background: rgba(245, 158, 11, 0.15); color: #f59e0b; }
.scanner-card.purple .card-icon { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.card-description {
    font-size: 0.925rem;
    color: #9ca3af;
    line-height: 1.65;
    margin-bottom: 1.25rem;
    flex: 1;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #2ea043;
    align-self: flex-start;
    transition: gap 0.2s;
}

.scanner-card:hover .card-link {
    gap: 0.6rem;
}

footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #6b7280;
    font-size: 0.8rem;
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
}

footer a { color: #6b7280; }
footer a:hover { color: #9ca3af; }

@media (max-width: 700px) {
    .site-header { padding: 1rem 1.5rem; }
    .hero { padding: 3rem 1.5rem 2rem; }
    .hero h1 { font-size: 1.8rem; }
    .hero .subtitle { font-size: 0.95rem; }
    .scanners {
        grid-template-columns: 1fr;
        padding: 0 1.5rem 3rem;
        gap: 1rem;
    }
    .scanner-card { padding: 1.5rem; }
}