* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #0f1115;
    color: #f1f3f5;
}

.container {
    width: min(960px, 92%);
    margin: 0 auto;
}

.topbar {
    background: #151923;
    border-bottom: 1px solid #2a3040;
}

.topbar-inner {
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
}

.menu {
    display: flex;
    align-items: center;
    gap: 14px;
}

.menu a, .link-btn {
    color: #c8d1e1;
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.content {
    padding: 24px 0 48px;
}

.card {
    background: #161b26;
    border: 1px solid #2a3040;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 16px;
}

.hero h1 {
    margin-top: 0;
}

.narrow {
    max-width: 460px;
}

.form {
    display: grid;
    gap: 12px;
}

label {
    display: grid;
    gap: 6px;
    font-size: 14px;
    color: #d8dfeb;
}

input, textarea {
    width: 100%;
    background: #0f1115;
    color: #f4f6fa;
    border: 1px solid #31384a;
    border-radius: 8px;
    padding: 10px;
}

.btn {
    display: inline-block;
    background: #5b8cff;
    color: #fff;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
}

.btn-secondary {
    background: #2b3142;
}

.actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.alerts {
    display: grid;
    gap: 8px;
    margin-bottom: 12px;
}

.alert {
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid transparent;
    font-size: 14px;
}

.alert-success {
    background: #113726;
    border-color: #1d6140;
}

.alert-error {
    background: #4a1f1f;
    border-color: #823636;
}

.muted {
    color: #adb8ca;
    font-size: 13px;
}

.stack {
    display: grid;
    gap: 14px;
}

.survey-item {
    display: grid;
    gap: 10px;
}

code {
    word-break: break-all;
}

.qa {
    border-top: 1px solid #2b3142;
    padding-top: 8px;
    margin-top: 8px;
}

.q {
    color: #dbe4f3;
    margin-bottom: 4px;
}

.a {
    color: #b6c2d8;
}

.footer {
    border-top: 1px solid #2a3040;
    color: #98a5bb;
    font-size: 13px;
    padding: 14px 0;
}