/* ===== Base ===== */
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #111;
}

section {
    box-sizing: border-box;
}

/* ===== Layout ===== */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ===== Hero ===== */
.hero {
    padding: 80px 40px;
    background: linear-gradient(135deg, #f5f7fa, #e4e8ef);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
}

.hero h1 {
    font-size: 48px;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    color: #444;
    max-width: 520px;
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    padding: 14px 26px;
    background: #111;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
}

/* ===== Features ===== */
.features {
    padding: 80px 40px;
    background: #fff;
}

.features h2 {
    font-size: 36px;
    margin-bottom: 40px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 30px;
    border: 1px solid #eee;
    border-radius: 12px;
}

/* ===== Downloads ===== */
.downloads {
    padding: 80px 40px;
    background: #f7f9fc;
}

.downloads h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.downloads p.lead {
    color: #555;
    margin-bottom: 40px;
    max-width: 600px;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.download-card {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    border: 1px solid #e6e8ee;
}

.muted {
    color: #888;
    font-size: 13px;
}