:root {
    --color-bg: #f4f5f7;
    --color-surface: #ffffff;
    --color-border: #e2e4e9;
    --color-text: #1f2430;
    --color-text-muted: #6b7280;
    --color-primary: #2f5d50;
    --color-primary-dark: #234439;
    --color-danger: #b3452c;
    --color-success: #2f6d4f;
    --color-pending: #a97a1c;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(20, 25, 35, 0.06), 0 1px 8px rgba(20, 25, 35, 0.04);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    background: var(--color-primary-dark);
    color: #fff;
}
.topbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}
.brand { color: #fff; font-weight: 700; letter-spacing: 0.2px; font-size: 1.05rem; }
.brand:hover { text-decoration: none; opacity: 0.9; }
.topnav { display: flex; align-items: center; gap: 18px; }
.topnav a { color: #dfe7e4; font-size: 0.92rem; }
.topnav a:hover { color: #fff; }
.topnav-user { color: #a9c1b8; font-size: 0.88rem; padding-left: 6px; border-left: 1px solid #3d5a4e; }
.logout-link { color: #e6c8c0 !important; }

.page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 28px 20px 60px;
}

h1 { font-size: 1.5rem; margin: 0 0 4px; }
h2 { font-size: 1.15rem; margin: 0 0 14px; }
.subtitle { color: var(--color-text-muted); margin: 0 0 24px; font-size: 0.95rem; }

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 22px 24px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

table { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-border); }
th { color: var(--color-text-muted); font-weight: 600; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.03em; }
tbody tr:hover { background: #fafbfc; }
td.num, th.num { text-align: right; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
}
.badge-pending { background: #fbeed4; color: var(--color-pending); }
.badge-approved { background: #dcede1; color: var(--color-success); }
.badge-rejected { background: #f6dcd5; color: var(--color-danger); }

.btn {
    display: inline-block;
    padding: 9px 16px;
    border-radius: 8px;
    border: 1px solid var(--color-primary);
    background: var(--color-primary);
    color: #fff;
    font-size: 0.92rem;
    cursor: pointer;
    text-align: center;
}
.btn:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); text-decoration: none; }
.btn-secondary { background: #fff; color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { background: #f2f3f5; }
.btn-danger { background: #fff; color: var(--color-danger); border-color: #e3c3ba; }
.btn-danger:hover { background: #fbeeea; }
.btn-small { padding: 5px 11px; font-size: 0.82rem; }

form label { display: block; font-size: 0.88rem; font-weight: 600; margin: 14px 0 6px; }
form input[type=text], form input[type=email], form input[type=password], form input[type=number], form input[type=date], form select, form textarea {
    width: 100%;
    padding: 9px 11px;
    border: 1px solid var(--color-border);
    border-radius: 7px;
    font-size: 0.95rem;
    background: #fff;
    color: var(--color-text);
}
form input:focus, form select:focus, form textarea:focus { outline: 2px solid #b9d4c9; border-color: var(--color-primary); }
.form-actions { margin-top: 20px; display: flex; gap: 10px; }
.form-row { display: flex; gap: 14px; }
.form-row > div { flex: 1; }

.line-row { display: flex; gap: 10px; align-items: flex-end; margin-bottom: 10px; }
.line-row .grow { flex: 2; }
.line-row .small { flex: 1; }
.line-row .remove-btn { flex: 0 0 auto; }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 0.92rem; }
.alert-success { background: #dcede1; color: var(--color-success); }
.alert-error { background: #f6dcd5; color: var(--color-danger); }

.login-wrap {
    max-width: 380px;
    margin: 80px auto;
    padding: 0 20px;
}
.login-wrap .card { padding: 30px 28px; }
.login-wrap h1 { text-align: center; margin-bottom: 22px; }

.stat-grid { display: flex; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.stat-box {
    flex: 1;
    min-width: 160px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 18px;
    box-shadow: var(--shadow);
}
.stat-box .label { color: var(--color-text-muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.03em; }
.stat-box .value { font-size: 1.5rem; font-weight: 700; margin-top: 4px; }

.empty-state { color: var(--color-text-muted); padding: 30px 0; text-align: center; }

.text-muted { color: var(--color-text-muted); }
.mt-0 { margin-top: 0; }