:root {
  --brand: #334f85;
  --brand-strong: #243765;
  --brand-soft: #edf2fb;
  --accent: #c89b05;
  --accent-soft: #fff8dc;
  --canvas: #f6f8fc;
  --surface: #fff;
  --surface-muted: #f8fafc;
  --text: #182238;
  --muted: #667085;
  --border: #e2e8f0;
  --success: #14804a;
  --danger: #c33232;
  --warning: #a16207;
  --radius-sm: .55rem;
  --radius: .85rem;
  --radius-lg: 1.2rem;
  --shadow-sm: 0 1px 3px rgba(23, 35, 61, .08);
  --shadow: 0 12px 32px rgba(32, 52, 92, .10);
  --header-height: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { min-height: 100%; scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: var(--canvas);
  font: 400 15px/1.55 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; }
:focus-visible { outline: 3px solid rgba(200, 155, 5, .38); outline-offset: 2px; }
.skip-link { position: fixed; top: -80px; left: 1rem; z-index: 9999; padding: .7rem 1rem; background: var(--text); color: #fff; border-radius: .5rem; }
.skip-link:focus { top: 1rem; }

.app-header { position: sticky; top: 0; z-index: 1000; height: var(--header-height); background: rgba(255,255,255,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(14px); }
.app-header__inner { width: min(1520px, 100%); height: 100%; margin: auto; padding: 0 1.5rem; display: flex; align-items: center; gap: 1.25rem; }
.brand { display: flex; align-items: center; gap: .7rem; flex: 0 0 auto; color: var(--text); text-decoration: none; }
.brand img { width: 42px; height: 42px; object-fit: contain; border-radius: .65rem; }
.brand span { display: flex; flex-direction: column; line-height: 1.05; }
.brand strong { font-size: 1.05rem; letter-spacing: -.02em; }
.brand small { margin-top: .25rem; color: var(--muted); font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.app-navigation { display: flex; align-items: center; gap: .25rem; flex: 1; }
.nav-item, .nav-group__trigger { min-height: 42px; display: inline-flex; align-items: center; gap: .45rem; padding: .65rem .75rem; border: 0; border-radius: .65rem; color: #475467; background: transparent; text-decoration: none; font-weight: 600; white-space: nowrap; cursor: pointer; }
.nav-item:hover, .nav-group__trigger:hover, .nav-group.active > .nav-group__trigger, .nav-item.active { color: var(--brand); background: var(--brand-soft); }
.nav-group { position: relative; }
.nav-group__trigger .bi-chevron-down { font-size: .65rem; transition: transform .2s; }
.nav-group.is-open .bi-chevron-down { transform: rotate(180deg); }
.nav-group__menu, .user-menu__dropdown { position: absolute; top: calc(100% + .6rem); left: 0; display: none; min-width: 220px; padding: .45rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.nav-group.is-open .nav-group__menu, .user-menu.is-open .user-menu__dropdown { display: grid; }
.nav-group__menu a, .user-menu__dropdown button { padding: .7rem .8rem; border: 0; border-radius: .55rem; color: var(--text); background: transparent; text-align: left; text-decoration: none; white-space: nowrap; cursor: pointer; }
.nav-group__menu a:hover, .user-menu__dropdown button:hover { background: var(--surface-muted); color: var(--brand); }
.nav-toggle { display: none; margin-left: auto; border: 1px solid var(--border); border-radius: .6rem; background: #fff; color: var(--brand); font-size: 1.45rem; }
.user-menu { position: relative; flex: 0 0 auto; }
.user-menu__trigger { display: flex; align-items: center; gap: .55rem; padding: .35rem .5rem; border: 1px solid transparent; border-radius: .75rem; background: transparent; cursor: pointer; }
.user-menu__trigger:hover { border-color: var(--border); background: var(--surface-muted); }
.avatar { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: var(--brand); color: #fff; font-weight: 700; }
.user-menu__identity { display: flex; flex-direction: column; max-width: 140px; line-height: 1.2; text-align: left; }
.user-menu__identity strong { overflow: hidden; font-size: .82rem; text-overflow: ellipsis; white-space: nowrap; }
.user-menu__identity small { color: var(--muted); font-size: .72rem; text-transform: capitalize; }
.user-menu__dropdown { right: 0; left: auto; min-width: 180px; }
.user-menu__dropdown form { margin: 0; }
.user-menu__dropdown button { width: 100%; color: var(--danger); }

.page-shell { width: min(1180px, calc(100% - 2rem)); min-height: calc(100vh - 145px); margin: 0 auto; padding: 2rem 0 3rem; }
.page-shell--wide { width: min(1520px, calc(100% - 2rem)); }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 1.5rem; }
.page-heading h1 { margin: 0; color: var(--text); font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1.15; letter-spacing: -.035em; }
.page-heading p { max-width: 720px; margin: .45rem 0 0; color: var(--muted); }
.app-footer { width: min(1520px, calc(100% - 2rem)); margin: auto; padding: 1.2rem 0 1.7rem; display: flex; justify-content: space-between; color: var(--muted); border-top: 1px solid var(--border); font-size: .78rem; }

.card, .form-container, .table-container { margin-bottom: 1.25rem; padding: 1.35rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); box-shadow: var(--shadow-sm); }
.card h2, .card h3, .form-container h4, .table-container h5 { margin-top: 0; color: var(--text); letter-spacing: -.02em; }
.card-header-clean { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.summary-section-kpi, .kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1rem; margin-bottom: 1.4rem; }
.kpi-card { min-width: 0; padding: 1.15rem; display: grid; grid-template-columns: auto 1fr; gap: .85rem; align-items: center; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-sm); }
.kpi-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: .7rem; background: var(--brand-soft); color: var(--brand); font-size: 1.15rem; }
.kpi-value { color: var(--text); font-size: 1.25rem !important; font-weight: 750; line-height: 1.25; }
.kpi-value small { display: block; margin-top: .2rem; color: var(--muted); font-size: .72rem; font-weight: 500; }
.kpi-label { color: var(--muted); font-size: .82rem; }

.voucher-form, .filters-row, .date-filter-form { display: flex; flex-wrap: wrap; align-items: end; gap: 1rem; }
.date-filter-form { margin-bottom: 1.25rem; padding: 1rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.field-group { flex: 1 1 260px; display: flex; flex-direction: column; gap: .4rem; }
.field-group.full-width { flex-basis: 100%; }
label, .form-label, .filter-label { color: #344054; font-size: .83rem; font-weight: 650; }
.form-control, .form-select, input:not([type="checkbox"]):not([type="radio"]), select, textarea { min-height: 42px; padding: .62rem .75rem; border: 1px solid #cfd7e5; border-radius: var(--radius-sm); background-color: #fff; color: var(--text); }
.form-control:focus, .form-select:focus, input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(51,79,133,.13); outline: 0; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: .65rem; margin-top: 1rem; }
.btn { min-height: 40px; display: inline-flex; align-items: center; justify-content: center; gap: .4rem; border-radius: .6rem; font-weight: 650; text-decoration: none; }
.btn-primary, .btn-success { border-color: var(--brand); background: var(--brand); color: #fff; }
.btn-primary:hover, .btn-success:hover { border-color: var(--brand-strong); background: var(--brand-strong); color: #fff; }
.btn-warning { border-color: #eed782; background: var(--accent-soft); color: #7a5700; }
.btn-danger { border-color: #f2b8b8; background: #fff0f0; color: var(--danger); }
.btn-outline-secondary { border-color: var(--border); color: var(--text); }
.link-secondary { color: var(--brand); text-decoration: none; font-weight: 600; }

.table-wrapper, .table-responsive { width: 100%; overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.table-container, .dataTables_wrapper { max-width: 100%; overflow-x: auto; }
.dataTables_wrapper > .row { min-width: 720px; margin-right: 0; margin-left: 0; }
table, .table { width: 100%; margin: 0; border-collapse: separate; border-spacing: 0; background: var(--surface); color: var(--text); }
thead { background: var(--surface-muted); }
th { color: #475467; font-size: .73rem; font-weight: 750; letter-spacing: .025em; text-transform: uppercase; white-space: nowrap; }
th, td { padding: .8rem .9rem !important; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #fafcff; }
.badge { padding: .35rem .55rem; border-radius: 999px; font-weight: 650; }
.alert { border: 1px solid transparent; border-radius: var(--radius); }
.alert-success { border-color: #b7e4c8; background: #edf9f1; color: var(--success); }
.alert-danger { border-color: #f4c2c2; background: #fff2f2; color: var(--danger); }
.alert-warning { border-color: #f1d989; background: var(--accent-soft); color: var(--warning); }
.pagination { gap: .3rem; }
.page-link { border-color: var(--border); border-radius: .45rem !important; color: var(--brand); }
.active > .page-link { border-color: var(--brand); background: var(--brand); }
.empty-state { padding: 3rem 1.5rem; text-align: center; }
.empty-state p { color: var(--muted); }
.chart-wrap { position: relative; min-height: 280px; }
.badge-bonus { display:inline-block; padding:.35rem .6rem; border-radius:999px; background:var(--accent-soft); color:#7a5700; font-weight:700; }
.badge-unused { background:#dff5e8; color:var(--success); }
.badge-used { background:#eef0f3; color:#596273; }
.progress-bar { background:var(--accent); }
.kpi-tiles { display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:1rem; margin-bottom:1.25rem; }
.kpi-tile { padding:1rem; border:1px solid var(--border); border-radius:var(--radius); background:#fff; text-align:center; box-shadow:var(--shadow-sm); }
.kpi-tile .main { color:var(--brand-strong); font-size:1.3rem; font-weight:750; }
.kpi-tile .subtitle,.kpi-tile .split { color:var(--muted); font-size:.75rem; }
.block { margin-bottom:1.25rem; }
.block .card { padding:1.15rem; }
.chart-scroll { overflow-x:auto; }
.chart-scroll > canvas, canvas { min-height:280px; }
.pager a { display:inline-flex; margin:.2rem; padding:.4rem .65rem; border:1px solid var(--border); border-radius:.5rem; text-decoration:none; }
.pager a.active { background:var(--brand); color:#fff; }
.sortable { cursor:pointer; }
.grand-total-row td { background:var(--success)!important; color:#fff; font-weight:750; }
.table-sort-link { color:inherit; text-decoration:none; }
.section-banner { margin-bottom:.75rem; padding:.75rem .9rem; border-radius:.65rem; background:var(--brand); color:#fff; font-weight:700; }
.voucher-progress { width:200px; height:.75rem; border:0; border-radius:999px; overflow:hidden; accent-color:var(--accent); }

.login-page { display: grid; place-items: center; min-height: 100vh; padding: 1.5rem; background: radial-gradient(circle at top left, #fff8df, transparent 35%), linear-gradient(145deg, #f5f8ff, #eef2f8); }
.login-shell { width: min(980px, 100%); display: grid; grid-template-columns: 1.05fr .95fr; overflow: hidden; border: 1px solid var(--border); border-radius: 1.5rem; background: #fff; box-shadow: var(--shadow); }
.login-brand { padding: clamp(2rem, 6vw, 4.5rem); display: flex; flex-direction: column; justify-content: center; color: #fff; background: linear-gradient(145deg, var(--brand-strong), var(--brand)); }
.login-brand img { width: 84px; height: 84px; margin-bottom: 1.5rem; object-fit: contain; border-radius: 1rem; background: #fff; }
.login-brand h1 { margin: 0 0 .8rem; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.04em; }
.login-brand p { margin: 0; color: rgba(255,255,255,.78); }
.login-card { padding: clamp(2rem, 6vw, 4.5rem); align-self: center; }
.login-card h2 { margin: 0; font-size: 1.7rem; }
.login-card > p { margin: .5rem 0 1.7rem; color: var(--muted); }
.password-field { position: relative; }
.password-field input { width: 100%; padding-right: 3rem; }
.password-toggle { position: absolute; right: .35rem; top: .32rem; width: 36px; height: 36px; border: 0; border-radius: .4rem; background: transparent; color: var(--muted); }

@media (max-width: 1180px) {
  .app-header__inner { gap: .7rem; padding: 0 1rem; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .app-navigation { position: fixed; top: var(--header-height); right: 0; left: 0; display: none; max-height: calc(100vh - var(--header-height)); padding: 1rem; overflow-y: auto; border-bottom: 1px solid var(--border); background: #fff; box-shadow: var(--shadow); }
  .app-navigation.is-open { display: grid; }
  .nav-item, .nav-group__trigger { width: 100%; justify-content: flex-start; }
  .nav-group__menu { position: static; margin: .25rem 0 .5rem 1.5rem; border: 0; box-shadow: none; }
  .nav-group__menu a { white-space: normal; }
}
@media (max-width: 720px) {
  .user-menu__identity, .user-menu__trigger > .bi-chevron-down { display: none; }
  .page-shell, .page-shell--wide { width: min(100% - 1rem, 100%); padding-top: 1.2rem; }
  .page-heading { align-items: flex-start; flex-direction: column; }
  .card, .form-container, .table-container { padding: 1rem; border-radius: .9rem; }
  .summary-section-kpi, .kpi-grid { grid-template-columns: 1fr 1fr; gap: .65rem; }
  .kpi-card { grid-template-columns: 1fr; padding: .9rem; }
  .login-shell { grid-template-columns: 1fr; }
  .login-brand { padding: 2rem; }
  .login-brand img { width: 58px; height: 58px; margin-bottom: 1rem; }
  .login-brand h1 { font-size: 1.8rem; }
  .app-footer { flex-direction: column; gap: .25rem; }
}
@media print {
  .app-header, .app-footer, .no-print { display: none !important; }
  body { background: #fff; }
  .page-shell { width: 100%; padding: 0; }
  .card { border: 0; box-shadow: none; }
}