:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-muted: #eef2f6;
  --surface-strong: #dfe7ef;
  --text: #1d2733;
  --text-soft: #566474;
  --border: #d6dee7;
  --brand: #0f5c78;
  --brand-strong: #0b4357;
  --accent: #1276a0;
  --success-bg: #e8f7ec;
  --success-text: #1f6a33;
  --warning-bg: #fff2dc;
  --warning-text: #8a5c10;
  --danger-bg: #fde9e7;
  --danger-text: #a3342b;
  --neutral-bg: #edf1f5;
  --neutral-text: #455463;
  --shadow: 0 18px 40px rgba(18, 33, 48, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --space-1: 0.35rem;
  --space-2: 0.65rem;
  --space-3: 1rem;
  --space-4: 1.4rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(15, 92, 120, 0.08), transparent 28%),
    linear-gradient(180deg, #f8fafc 0%, var(--bg) 100%);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.5;
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--brand-strong);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(18, 118, 160, 0.35);
  outline-offset: 2px;
}

.page-shell {
  width: min(1120px, calc(100% - 1.5rem));
  margin: 0 auto;
  padding: var(--space-4) 0 var(--space-6);
}

.site-header {
  margin-bottom: var(--space-4);
  padding: var(--space-3);
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(214, 222, 231, 0.9);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.brand-block {
  margin-bottom: var(--space-3);
}

.eyebrow {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.brand-subtitle {
  margin: 0.4rem 0 0;
  color: var(--text-soft);
}

.nav-toggle {
  border-radius: var(--radius-sm);
  background: var(--surface-muted);
  border: 1px solid var(--border);
}

.nav-toggle summary {
  cursor: pointer;
  list-style: none;
  padding: 0.9rem 1rem;
  font-weight: 700;
  color: var(--brand-strong);
}

.nav-toggle summary::-webkit-details-marker {
  display: none;
}

.site-nav {
  display: grid;
  gap: var(--space-3);
  padding: 0 var(--space-3) var(--space-3);
}

.nav-group {
  display: grid;
  gap: 0.7rem;
}

.site-nav a {
  display: block;
  padding: 0.7rem 0.9rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid transparent;
  font-weight: 600;
}

.site-nav a:hover {
  border-color: rgba(15, 92, 120, 0.25);
  background: #f9fcfe;
}

.logout-form {
  margin: 0;
}

.logout-form button {
  width: 100%;
}

.page-content > * + * {
  margin-top: var(--space-4);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-heading);
  line-height: 1.15;
  color: #153246;
}

h1 {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
}

h2 {
  font-size: clamp(1.25rem, 4vw, 1.7rem);
}

p {
  margin: 0;
}

.panel,
.table-panel,
.stat-card,
.frescura,
form,
.logout-form,
.empty-state {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.panel,
.table-panel,
.stat-card,
.empty-state {
  padding: var(--space-4);
}

.section-stack,
.stats-grid {
  display: grid;
  gap: var(--space-3);
}

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

.stat-card {
  display: grid;
  gap: 0.4rem;
}

.stat-label {
  color: var(--text-soft);
  font-size: 0.92rem;
}

.stat-value {
  font-size: clamp(1.4rem, 4vw, 2.1rem);
  font-weight: 700;
  color: var(--brand-strong);
}

.frescura {
  padding: 1rem 1.1rem;
  font-weight: 700;
}

.frescura-ok {
  background: var(--success-bg);
  color: var(--success-text);
  border-color: rgba(31, 106, 51, 0.16);
}

.frescura-alarma {
  background: var(--danger-bg);
  color: var(--danger-text);
  border-color: rgba(163, 52, 43, 0.18);
}

.frescura-durmiendo {
  background: var(--neutral-bg);
  color: var(--neutral-text);
  border-color: rgba(69, 84, 99, 0.15);
}

.frescura-sin_datos {
  background: #f7f4eb;
  color: #72501e;
  border-color: rgba(114, 80, 30, 0.18);
}

.ok,
.err {
  display: inline-block;
  padding: 0.85rem 1rem;
  font-weight: 700;
}

.ok {
  color: var(--success-text);
  background: var(--success-bg);
}

.err {
  color: var(--danger-text);
  background: var(--danger-bg);
}

.table-wrap {
  overflow-x: auto;
  margin-top: var(--space-3);
  border-radius: var(--radius-sm);
}

table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  background: var(--surface);
}

th,
td {
  padding: 0.8rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid #e6ebf1;
  vertical-align: top;
}

th {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-soft);
  background: #f8fafc;
}

th.is-sortable {
  cursor: pointer;
  user-select: none;
}

th.is-sortable::after {
  content: " \2195";
  color: #9aa8b4;
  font-size: 0.8em;
}

th.is-sorted-asc::after {
  content: " \2191";
  color: var(--brand-strong);
}

th.is-sorted-desc::after {
  content: " \2193";
  color: var(--brand-strong);
}

tbody tr:hover {
  background: #fbfdff;
}

.page-meta {
  color: var(--text-soft);
  font-size: 0.95rem;
}

.paginacion {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  justify-content: space-between;
}

.paginacion a {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-weight: 600;
}

.filtros-form,
form {
  padding: var(--space-4);
}

.filtros-form {
  display: grid;
  gap: var(--space-3);
}

.filtros-form > div,
.form-grid > div {
  display: grid;
  gap: 0.45rem;
}

label {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-soft);
}

input,
select,
textarea,
button {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border);
  font: inherit;
}

input,
select,
textarea {
  padding: 0.8rem 0.95rem;
  background: var(--surface);
  color: var(--text);
}

textarea {
  min-height: 240px;
  resize: vertical;
}

button,
.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1rem;
  background: var(--brand);
  color: #fff;
  font-weight: 700;
  border: 1px solid transparent;
  cursor: pointer;
}

button:hover,
.button-link:hover {
  background: var(--brand-strong);
  color: #fff;
}

.filtros-acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filtros-acciones a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface-muted);
  font-weight: 700;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.badge-priority-urgent {
  background: #fde6e3;
  color: #a3342b;
}

.badge-priority-high {
  background: #fff0df;
  color: #9c5b05;
}

.badge-priority-normal {
  background: #e5f2fb;
  color: #125f93;
}

.badge-priority-low {
  background: #eef2f6;
  color: #4c5c6d;
}

.badge-status-asignado,
.badge-status-activo {
  background: #e8f7ec;
  color: #1f6a33;
}

.badge-status-omitido,
.badge-status-inactivo {
  background: #eef2f6;
  color: #566474;
}

.badge-status-reservado {
  background: #eef6fb;
  color: #0f5c78;
}

.badge-status-error {
  background: #fde9e7;
  color: #a3342b;
}

.eyebrow-title {
  margin-bottom: 0.45rem;
  color: var(--text-soft);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.empty-state {
  color: var(--text-soft);
}

code,
pre {
  font-family: "Cascadia Code", Consolas, monospace;
}

@media (min-width: 720px) {
  .site-header {
    padding: var(--space-4);
  }

  .nav-toggle summary {
    display: none;
  }

  .nav-toggle {
    background: transparent;
    border: none;
  }

  .site-nav {
    grid-template-columns: 2fr 2fr auto;
    align-items: start;
    padding: 0;
  }

  .nav-group {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  }

  .filtros-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }

  .filtros-acciones {
    grid-column: 1 / -1;
  }
}