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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: #1f2933;
    background-color: #ffffff;
    line-height: 1.6;
}

/* Navigation */
.header {
    background: linear-gradient(180deg, #0f172a, #020617);
    color: #ffffff;
}

.nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 24px;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.95rem;
}

.nav-links a:hover {
    color: #ffffff;
}

/* Hero */
.hero {
    max-width: 1100px;
    margin: 0 auto;
    padding: 120px 24px 140px;
}

.hero-content {
    max-width: 640px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero p {
    color: #cbd5e1;
    margin-bottom: 16px;
}

.hero .subtext {
    font-size: 0.95rem;
    color: #94a3b8;
}

/* Buttons */
.button {
    display: inline-block;
    margin-top: 24px;
    padding: 12px 28px;
    background: #2563eb;
    color: #ffffff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
}

.button:hover {
    background: #1d4ed8;
}

/* Sections */
.section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 100px 24px;
}

.section-muted {
    background: #f8fafc;
}

.section h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 48px;
}

/* Grid / Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    padding: 32px;
    border-radius: 10px;
}

.card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.card p {
    font-size: 0.95rem;
    color: #374151;
    margin-bottom: 10px;
}

.card.minimal {
    background: transparent;
    border: none;
    padding: 0;
}

/* Analytics Section */
.analytics {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: center;
}

.analytics ul {
    margin-top: 16px;
    padding-left: 20px;
}

.analytics li {
    margin-bottom: 8px;
}

.analytics-visual img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

/* Contact */
.contact-intro {
    max-width: 520px;
    margin-bottom: 32px;
}

.contact-form {
    max-width: 520px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-form input,
.contact-form textarea {
    padding: 12px;
    font-size: 0.95rem;
    border-radius: 6px;
    border: 1px solid #d1d5db;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #2563eb;
}

/* Footer */
.footer {
    background: #020617;
    color: #94a3b8;
    text-align: center;
    padding: 32px 24px;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 900px) {
    .analytics {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.4rem;
    }
}