* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #333;
    background: #f9f9f9;
}

/* ===== Navbar ===== */
#navbar {
    position: sticky;
    top: 0;
    background: #ffffff;
    border-bottom: 1px solid #ddd;
    z-index: 1000;
}

.nav-container {
    max-width: 1100px;
    margin: auto;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: bold;
}

.brand img {
    width: 36px;
    height: 36px;
}

nav a {
    margin-left: 18px;
    text-decoration: none;
    color: #333;
    font-size: 14px;
}

nav a:hover {
    color: #1976d2;
}

/* ===== Hero ===== */
.hero {
    background: linear-gradient(135deg, #1976d2, #42a5f5);
    color: white;
    text-align: center;
    padding: 80px 20px;
}

.hero h1 {
    font-size: 40px;
}

.hero p {
    font-size: 18px;
    margin: 20px 0;
}

.btn {
    background: #ff9800;
    padding: 14px 26px;
    color: white;
    text-decoration: none;
    border-radius: 6px;
}

/* ===== Sections ===== */
.section {
    max-width: 1000px;
    margin: auto;
    padding: 60px 20px;
}

.section.gray {
    background: #f0f0f0;
}

.features li {
    margin: 12px 0;
}

/* ===== Screenshots ===== */
.screenshots {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.screenshots img {
    width: 100%;
    border-radius: 10px;
    border: 1px solid #ddd;
}

/* ===== Footer ===== */
.footer {
    background: #eee;
    text-align: center;
    padding: 25px;
    font-size: 14px;
}

.reviews {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.review {
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #ddd;
}

.review .quote {
    font-style: italic;
    margin-bottom: 10px;
}