:root {
    --bg-color: #050505;
    --text-color: #ededed;
    --accent: #2c2c2c;
    --primary: #ffffff;
    --hover: #aaaaaa;
}

body, html {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    letter-spacing: -0.01em;
}

#app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid var(--accent);
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

nav a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

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

.hero {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

h1 {
    font-size: 4rem;
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.hero p {
    font-size: 1.25rem;
    color: #888;
    max-width: 600px;
    margin-bottom: 2rem;
}

.primary-btn {
    background-color: var(--primary);
    color: var(--bg-color);
    border: none;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease;
}

.primary-btn:hover {
    transform: translateY(-2px);
    background-color: #e0e0e0;
}

.capabilities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 0;
}

.card {
    background: #0a0a0a;
    border: 1px solid var(--accent);
    padding: 2rem;
    border-radius: 8px;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: #555;
}

.card h3 {
    margin-top: 0;
    font-weight: 500;
}

.card p {
    color: #888;
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Micro-animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero h1, .hero p, .hero button, .card {
    animation: fadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
}

.hero h1 { animation-delay: 0.1s; }
.hero p { animation-delay: 0.2s; }
.hero button { animation-delay: 0.3s; }
.card:nth-child(1) { animation-delay: 0.4s; }
.card:nth-child(2) { animation-delay: 0.5s; }
.card:nth-child(3) { animation-delay: 0.6s; }