:root {
  --bg: #f4efe6;
  --panel: #fffdf8;
  --ink: #132238;
  --muted: #5f6b7a;
  --line: #d7cfc2;
  --accent: #0e7c66;
  --accent-2: #db6c3f;
  --danger: #b43f3f;
  --success: #1f7a42;
  --shadow: 0 24px 60px rgba(19, 34, 56, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Georgia, 'Times New Roman', serif;
  background:
    radial-gradient(circle at top left, rgba(14, 124, 102, 0.18), transparent 30%),
    linear-gradient(180deg, #f5efe4 0%, #f0e8db 100%);
  color: var(--ink);
}
.app-shell { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.sidebar {
  padding: 28px;
  background: linear-gradient(180deg, #0f3b36 0%, #174a43 100%);
  color: #fff;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sidebar h1 { margin: 0; font-size: 2rem; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.75rem; opacity: 0.8; }
.nav-links {
  display: grid;
  gap: 10px;
  margin-top: 30px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-width: thin;
  scrollbar-color: rgba(232, 247, 242, 0.42) transparent;
}

.nav-links::-webkit-scrollbar {
  width: 3px;
}

.nav-links::-webkit-scrollbar-track {
  background: transparent;
}

.nav-links::-webkit-scrollbar-thumb {
  background: rgba(232, 247, 242, 0.42);
  border-radius: 999px;
}

.nav-links::-webkit-scrollbar-thumb:hover {
  background: rgba(232, 247, 242, 0.62);
}
.nav-links a {
  color: #e8f7f2;
  text-decoration: none;
  padding: 11px 13px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}
.nav-links a:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateX(2px);
}

.nav-links a.is-active {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(232, 247, 242, 0.12));
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}
.content { padding: 28px; }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 24px; }
.topbar h2 { margin: 4px 0 0; font-size: 2rem; }
.topbar-heading { display: grid; gap: 6px; }
.topbar-title-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.button,
button,
input[type="submit"],
input[type="button"] {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
  background: linear-gradient(180deg, #13856e 0%, #0e7c66 100%);
  color: #fff;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.2;
  min-height: 36px;
  box-shadow: 0 6px 18px rgba(14, 124, 102, 0.22);
  transition: transform 120ms ease, box-shadow 120ms ease, filter 120ms ease, background 160ms ease;
}

.btn-sm {
  min-height: 30px;
  padding: 5px 10px;
  font-size: 0.82rem;
  border-radius: 9px;
}

.btn-md {
  min-height: 36px;
  padding: 8px 14px;
  font-size: 0.92rem;
}

.btn-lg {
  min-height: 42px;
  padding: 10px 16px;
  font-size: 0.98rem;
}

.btn-icon::before {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  border-radius: 999px;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: inherit;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.icon-export::before { content: "XLS"; }
.icon-import::before { content: "IN"; }
.icon-view::before { content: "GO"; }
.icon-search::before { content: "SR"; }
.icon-save::before { content: "OK"; }
.icon-next::before { content: ">"; }
.icon-prev::before { content: "<"; }

.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  transform: translateY(-1px);
  filter: saturate(1.04);
  box-shadow: 0 10px 22px rgba(14, 124, 102, 0.28);
}

.button:focus-visible,
button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible {
  outline: 3px solid rgba(14, 124, 102, 0.22);
  outline-offset: 2px;
}

.button.secondary,
button.secondary,
input[type="submit"].secondary,
input[type="button"].secondary {
  background: linear-gradient(180deg, #e57a50 0%, #db6c3f 100%);
  box-shadow: 0 6px 18px rgba(219, 108, 63, 0.24);
}

.button.secondary:hover,
button.secondary:hover,
input[type="submit"].secondary:hover,
input[type="button"].secondary:hover {
  box-shadow: 0 10px 22px rgba(219, 108, 63, 0.3);
}

.button[disabled],
button[disabled],
input[type="submit"][disabled],
input[type="button"][disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: none;
}

.toolbar .button,
.toolbar button,
.topbar-actions .button,
.topbar-actions button {
  min-height: 34px;
  padding: 7px 12px;
}

td .button,
td button,
.pagination-row .button,
.pagination-row button {
  min-height: 32px;
  padding: 6px 11px;
  font-size: 0.86rem;
}

.pagination-row .button,
.pagination-row button {
  border-radius: 9px;
}
.panel, .card {
  background: rgba(255, 253, 248, 0.95);
  border: 1px solid rgba(215, 207, 194, 0.8);
  box-shadow: var(--shadow);
  border-radius: 22px;
}
.panel { padding: 22px; margin-bottom: 22px; }
.card { padding: 20px; }
.grid { display: grid; gap: 18px; }
.cards-7 { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.cards-3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.two-columns { display: grid; grid-template-columns: 1.25fr 1fr; gap: 20px; }
.enrollment-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr); gap: 20px; align-items: start; }
.enrollment-list-panel { grid-column: 1 / -1; }
.status-panel { position: relative; overflow: hidden; }
.panel-heading { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; margin-bottom: 18px; }
.panel-heading h2 { margin-bottom: 6px; }
.stack { display: grid; gap: 12px; }
.toolbar, .inline-form { display: flex; flex-wrap: wrap; gap: 12px; }
.toolbar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: end;
  gap: 14px;
}
.user-filters label {
  min-width: 260px;
}
.user-page .panel-heading { align-items: center; flex-wrap: wrap; }
.user-form label span,
.user-filters label span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.8rem;
}
.table-actions {
  display: grid;
  gap: 10px;
}
.table-actions .inline-form.no-wrap { flex-wrap: nowrap; align-items: center; gap: 10px; }
.table-actions .inline-form.no-wrap select,
.table-actions .inline-form.no-wrap input {
  min-width: 150px;
}
.user-page.two-columns { grid-template-columns: 1.2fr 1fr; gap: 24px; }
.user-page .panel { padding: 24px; }
.user-form { margin-top: 18px; }
.user-form .form-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.user-form button { width: fit-content; }
.card.role-summary { border: 1px solid rgba(14, 124, 102, 0.2); background: rgba(14, 124, 102, 0.06); }
.card-body { padding: 18px 20px 14px; }
.card-title { margin: 0 0 10px; font-size: 1rem; }
.table-shell { width: 100%; overflow-x: auto; border-radius: 14px; }

input, select, textarea, button {
  font: inherit;
}
label {
  display: grid;
  gap: 6px;
  color: var(--ink);
  font-weight: 600;
}

label:has(input[required]),
label:has(select[required]),
label:has(textarea[required]) {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 8px 12px;
}

label:has(input[required])::before,
label:has(select[required])::before,
label:has(textarea[required])::before {
  content: "*";
  color: var(--danger);
  font-weight: 700;
  line-height: 1;
}

label > input,
label > select,
label > textarea {
  grid-column: 1 / -1;
  width: 100%;
}

.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

input, select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  min-height: 34px;
  transition: border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

textarea {
  min-height: 84px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #8d98a7;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(14, 124, 102, 0.62);
  box-shadow: 0 0 0 3px rgba(14, 124, 102, 0.16);
  background: #fffefb;
}
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: 0.92rem; }
.table-shell { width: 100%; overflow-x: auto; border-radius: 14px; }
.table-shell {
  scrollbar-width: thin;
  scrollbar-color: rgba(95, 107, 122, 0.45) transparent;
}

.table-shell::-webkit-scrollbar {
  height: 3px;
}

.table-shell::-webkit-scrollbar-track {
  background: transparent;
}

.table-shell::-webkit-scrollbar-thumb {
  background: rgba(95, 107, 122, 0.45);
  border-radius: 999px;
}
.pagination-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 14px; }

.table-report tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, 0.45);
}

.table-report tbody tr:hover {
  background: rgba(14, 124, 102, 0.08);
}

th.sortable {
  cursor: pointer;
  user-select: none;
  position: relative;
  padding-right: 22px;
}

th.sortable::after {
  content: "↕";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.55;
  font-size: 0.8rem;
}

th.sortable.sort-asc::after {
  content: "↑";
  opacity: 0.95;
}

th.sortable.sort-desc::after {
  content: "↓";
  opacity: 0.95;
}
.badge {
  display: inline-block; border-radius: 999px; padding: 6px 12px; background: rgba(14, 124, 102, 0.12); color: var(--accent);
}
.badge-danger { background: rgba(180, 63, 63, 0.14); color: var(--danger); }
.badge-neutral { background: rgba(19, 34, 56, 0.08); color: var(--ink); }
.badge.paid,
.badge.active,
.badge.settled { background: rgba(31, 122, 66, 0.14); color: var(--success); }
.badge.partial,
.badge.pending { background: rgba(219, 108, 63, 0.16); color: var(--accent-2); }
.badge.unpaid,
.badge.overdue,
.badge.cancelled,
.badge.inactive { background: rgba(180, 63, 63, 0.14); color: var(--danger); }
.flash { padding: 14px 18px; border-radius: 14px; margin-bottom: 20px; }
.flash.success { background: rgba(31, 122, 66, 0.14); color: var(--success); }
.flash.error { background: rgba(180, 63, 63, 0.14); color: var(--danger); }
.muted { color: var(--muted); }
.status-empty { min-height: 260px; justify-content: center; padding: 12px 0; }
.status-summary { display: grid; gap: 16px; }
.status-hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(215, 207, 194, 0.8);
  background: linear-gradient(135deg, rgba(14, 124, 102, 0.12), rgba(219, 108, 63, 0.06));
}
.status-hero.is-settled { background: linear-gradient(135deg, rgba(31, 122, 66, 0.14), rgba(14, 124, 102, 0.06)); }
.status-hero.needs-payment { background: linear-gradient(135deg, rgba(219, 108, 63, 0.16), rgba(180, 63, 63, 0.06)); }
.status-hero h3 { margin: 4px 0 6px; font-size: 1.55rem; }
.status-amount {
  min-width: 150px;
  text-align: right;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(215, 207, 194, 0.7);
}
.status-amount span, .status-metric span, .status-breakdown span { display: block; color: var(--muted); font-size: 0.86rem; }
.status-amount strong { display: block; margin-top: 4px; font-size: 1.75rem; }
.status-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.status-metric {
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(215, 207, 194, 0.8);
}
.status-metric strong { display: block; margin-top: 6px; font-size: 1.1rem; }
.status-breakdown {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.status-breakdown > div {
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(215, 207, 194, 0.8);
}
.status-breakdown strong { display: block; margin-top: 6px; font-size: 1.15rem; }
.status-progress { padding-top: 2px; }
.status-progress-head { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 10px; color: var(--muted); }
.progress-bar {
  height: 12px;
  background: rgba(19, 34, 56, 0.08);
  border-radius: 999px;
  overflow: hidden;
}
.progress-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}
.simple-list { margin: 0; padding-left: 18px; }
.receipt-panel { max-width: 640px; }
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px;
  background: radial-gradient(circle at top center, rgba(14, 124, 102, 0.14), transparent 30%),
    linear-gradient(180deg, #f6f1e9 0%, #ede3d7 100%);
}

.login-card {
  width: min(520px, 100%);
  padding: 32px 32px 28px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 24px 60px rgba(19, 34, 56, 0.08);
  border: 1px solid rgba(19, 34, 56, 0.04);
}

.login-brand {
  display: grid;
  gap: 8px;
  text-align: center;
  margin-bottom: 24px;
}

.login-brand h1 {
  margin: 0;
  font-size: clamp(2rem, 2.5vw, 2.4rem);
  line-height: 1.05;
}

.auth-panel {
  max-width: 100%;
  margin: 0;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 30px rgba(19, 34, 56, 0.08);
  padding: 26px;
  border-radius: 20px;
  border: 1px solid rgba(19, 34, 56, 0.08);
}

.auth-panel__header {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.auth-form .field {
  display: grid;
  gap: 8px;
}

.auth-form label {
  font-weight: 700;
  color: var(--ink);
}

.auth-form input {
  width: 100%;
  border: 1px solid rgba(19, 34, 56, 0.14);
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.auth-form input:focus {
  outline: none;
  border-color: rgba(14, 124, 102, 0.6);
  box-shadow: 0 0 0 4px rgba(14, 124, 102, 0.12);
}

.button.full-width {
  width: 100%;
}

.flash {
  margin-bottom: 20px;
}

.top-gap { margin-top: 24px; }

.report-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.report-metric {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(215, 207, 194, 0.85);
  background: rgba(255, 255, 255, 0.72);
}

.report-metric span {
  display: block;
  color: var(--muted);
  font-size: 0.84rem;
  margin-bottom: 5px;
}

.report-metric strong {
  font-size: 1.28rem;
}

@media (max-width: 980px) {
  
  .sidebar { position: static; height: auto; }
  .two-columns { grid-template-columns: 1fr; }
  .enrollment-layout { grid-template-columns: 1fr; }
  .enrollment-list-panel { grid-column: auto; }
  .panel-heading, .status-hero, .status-progress-head { flex-direction: column; align-items: flex-start; }
  .status-amount { text-align: left; min-width: 0; width: 100%; }
  .status-metrics, .status-breakdown { grid-template-columns: 1fr; }
  .pagination-row { flex-direction: column; align-items: stretch; }
  .topbar-title-row { align-items: flex-start; }
  .topbar { flex-direction: column; }

  .nav-links::-webkit-scrollbar {
    width: 4px;
  }

  .table-shell::-webkit-scrollbar {
    height: 4px;
  }
}