/* =========================
   BASE
========================= */
body {
    background: linear-gradient(180deg, #f4f6f8 0%, #eef1f4 100%);
    overflow-x: hidden;
}

/* =========================
   SECTIONS
========================= */
.section,
.full-width {
    background-color: #ffffff;
}

.section {
    padding: 4rem 0;
}

/* =========================
   CONTAINER
========================= */
.main-content {
    max-width: 1200px;
    margin: 110px auto 40px;
    padding: 40px 50px;
    background: #ffffff;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* =========================
   TYPO
========================= */
h1, h2, h3, h4, p {
    color: #222;
}

h1 { font-size: 1.9rem; }
h2 { font-size: 1.4rem; }

/* =========================
   NAVBAR
========================= */
header nav {
    background: #ffffff;
    border-bottom: 1px solid #ddd;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 999;
}

header nav ul li {
    display: inline-block;
}

/* =========================
   TABLES
========================= */
.table-import {
    width: 100%;
    border-collapse: collapse;
}

.table-import th,
.table-import td {
    border: 1px solid #ccc;
    padding: 8px;
}

/* =========================
   BOUTONS
========================= */
button {
    background-color: #007BFF;
    border: none;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
}

/* =========================
   MOBILE FIX
========================= */
@media (max-width: 768px) {

    .main-content {
        padding: 20px 15px;
        margin-top: 90px;
    }

    .section {
        padding: 2.5rem 0;
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    header nav ul li {
        display: block;
    }
}