:root {
    --bg: #f4f6f8;
    --card: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #d9dee7;
    --primary: #244a7f;
    --primary-dark: #18365e;
    --ok-bg: #e7f7ed;
    --ok-text: #126335;
    --warn-bg: #fff6d8;
    --warn-text: #806000;
    --info-bg: #e8f1ff;
    --info-text: #164b8f;
    --danger-bg: #fde8e8;
    --danger-text: #9b1c1c;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar {
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
}
.brand a {
    display: block;
    font-weight: 800;
    color: var(--text);
    font-size: 18px;
}
.brand span { color: var(--muted); font-size: 13px; }
nav { display: flex; flex-wrap: wrap; gap: 8px; }
nav a {
    padding: 8px 11px;
    border-radius: 8px;
    color: var(--text);
    font-weight: 600;
}
nav a.active, nav a:hover {
    background: #edf2f8;
    text-decoration: none;
}
.container { max-width: 1180px; margin: 24px auto; padding: 0 16px; }
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,.04);
    margin-bottom: 18px;
}
.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stat {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
}
.stat strong { display: block; font-size: 32px; line-height: 1; margin-bottom: 6px; }
.stat span { color: var(--muted); }
h1 { margin: 0 0 16px; font-size: 28px; }
h2 { margin: 0 0 14px; font-size: 20px; }
p { line-height: 1.5; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 720px; }
th, td { padding: 12px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: #374151; background: #f9fafb; font-size: 13px; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: #fcfdff; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 13px;
    background: var(--primary);
    color: #fff;
    border-radius: 8px;
    border: 0;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn.secondary { background: #e5e7eb; color: #111827; }
.btn.danger { background: #b42318; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
label { display: block; font-weight: 700; margin-bottom: 6px; }
input[type="text"], input[type="password"], input[type="number"], input[type="url"], textarea, select {
    width: 100%;
    padding: 9px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    color: var(--text);
}
textarea { min-height: 92px; resize: vertical; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-bottom: 16px; }
.help { color: var(--muted); font-size: 13px; margin-top: 5px; }
.alert { border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; }
.alert-ok { background: var(--ok-bg); color: var(--ok-text); }
.alert-error { background: var(--danger-bg); color: var(--danger-text); }
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 999px;
    background: #edf0f3;
    color: #374151;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
}
.badge-ok { background: var(--ok-bg); color: var(--ok-text); }
.badge-warn { background: var(--warn-bg); color: var(--warn-text); }
.badge-info { background: var(--info-bg); color: var(--info-text); }
.checkbox-cell { text-align: center; }
.checkbox-large { width: 18px; height: 18px; }
.footer { color: var(--muted); text-align: center; padding: 24px; }
.login-box { max-width: 440px; margin: 50px auto; }
.nowrap { white-space: nowrap; }
.total-row td { font-weight: 800; background: #f9fafb; }
@media (max-width: 800px) {
    .grid-4, .grid-2, .form-row { grid-template-columns: 1fr; }
    .topbar { align-items: flex-start; }
}
.form-row-5 { grid-template-columns: 1.2fr .9fr .9fr .7fr 1.4fr; }
.compact-table { min-width: 520px; }
.inline-form { border: 1px dashed var(--border); border-radius: 12px; padding: 14px; background: #fbfcfe; }
form[id^="delete-ajuste-"] { display: none; }
@media (max-width: 1100px) {
    .form-row-5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
    .form-row-5 { grid-template-columns: 1fr; }
}