* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #f5f6f8;
    color: #222;
}

a {
    color: #0b63ce;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.topbar {
    background: #202938;
    color: #fff;
    padding: 14px 24px;
    display: flex;
    gap: 18px;
    align-items: center;
}

.topbar a {
    color: #fff;
}

.topbar span {
    margin-left: auto;
}

.container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 0 20px;
}

.login-box {
    width: 380px;
    max-width: calc(100% - 30px);
    margin: 80px auto;
    background: #fff;
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.card {
    background: #fff;
    border-radius: 12px;
    padding: 22px;
    margin-bottom: 22px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin: 20px 0;
}

.button,
button {
    display: inline-block;
    border: 0;
    background: #0b63ce;
    color: #fff;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 15px;
}

.button:hover,
button:hover {
    background: #084f9f;
    text-decoration: none;
}

label {
    display: block;
    margin: 12px 0 6px;
    font-weight: 600;
}

input,
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccd2da;
    border-radius: 8px;
    font-size: 15px;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
}

th,
td {
    padding: 11px 12px;
    border-bottom: 1px solid #e7eaf0;
    text-align: left;
    vertical-align: top;
}

th {
    background: #eef2f7;
}

.alert {
    padding: 12px 14px;
    border-radius: 8px;
    margin: 14px 0;
}

.alert.error {
    background: #ffe3e3;
    color: #8a1f1f;
}

.alert.success {
    background: #e3f8e6;
    color: #1e6b2e;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.form-actions {
    display: flex;
    align-items: end;
}

.checkbox-row {
    display: block;
    padding: 10px;
    border-bottom: 1px solid #eee;
    font-weight: 400;
}

.checkbox-row input {
    width: auto;
    margin-right: 8px;
}

code {
    background: #f0f2f5;
    padding: 2px 5px;
    border-radius: 5px;
}