/* ---------- Base Layout ---------- */

html, body {
    height: 100%;
    margin: 0;
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content {
    flex: 1;
}

/* ---------- Typography & Base ---------- */

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f6f8;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

/* ---------- Header & Navigation ---------- */

.site-header {
    background: #1f2933;
    color: #fff;
    padding: 15px 0;
}

.logo {
    margin: 0;
    font-size: 24px;
}

.nav {
    list-style: none;
    padding: 0;
    margin: 10px 0 0;
}

.nav li {
    display: inline-block;
    margin-right: 15px;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

.nav a:hover {
    text-decoration: underline;
}

/* ---------- Footer ---------- */

.site-footer {
    background: #e5e7eb;
    padding: 20px 0;
    text-align: center;
    font-size: 14px;
}

/* ---------- Alerts ---------- */

.alert.success {
    background: #e6f4ea;
    border: 1px solid #2e7d32;
    color: #2e7d32;
    padding: 15px;
    border-radius: 5px;
    margin-top: 20px;
    font-weight: 500;
}