:root {
  --color-primary: #006AE2;
  --color-primary-dark: #0055B3;
  --color-navy: #181937;
  --color-text: #121212;
  --color-muted: #5A6169;
  --color-bg: #EBF1F5;
  --color-accent: #B89047;
  --color-white: #ffffff;
  --color-border: #e2e4e8;
  --color-danger: #c62828;
  --color-success: #1B7A4A;
  --radius: 999px;
  --radius-md: 12px;
  --shadow: 0 8px 24px rgba(24, 25, 55, 0.08);
  --font-ui: "Barlow", sans-serif;
  --font-display: "Sora", sans-serif;
  --sidebar-w: 280px;

  /* Escala tipográfica — única fuente de verdad */
  --fs-xs: 0.6875rem;   /* 11px — overlines / grupos */
  --fs-sm: 0.75rem;     /* 12px — badges, captions, th */
  --fs-md: 0.8125rem;   /* 13px — nav, menús, labels */
  --fs-base: 0.875rem;  /* 14px — body, inputs, botones */
  --fs-lg: 1rem;        /* 16px — topbar, h3 */
  --fs-xl: 1.125rem;    /* 18px — h2 */
  --fs-2xl: 1.25rem;    /* 20px — h1 */
  --lh-tight: 1.25;
  --lh-normal: 1.45;
}

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

html {
  font-size: 100%;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background: var(--color-bg);
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-navy);
  margin: 0 0 0.5rem;
  line-height: var(--lh-tight);
  font-weight: 600;
}
h1 { font-size: var(--fs-2xl); }
h2 { font-size: var(--fs-xl); }
h3 { font-size: var(--fs-lg); }

p {
  margin: 0 0 0.75rem;
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
}

small, .text-sm {
  font-size: var(--fs-sm);
}

.text-xs { font-size: var(--fs-xs); }
.text-md { font-size: var(--fs-md); }
.text-base { font-size: var(--fs-base); }
.text-lg { font-size: var(--fs-lg); }
.text-muted { color: var(--color-muted); }

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
  transition: grid-template-columns 0.25s ease;
}

.app-shell.sidebar-collapsed {
  grid-template-columns: 0 1fr;
}

.sidebar {
  background: var(--color-white);
  border-right: 1px solid var(--color-border);
  padding: 1.5rem 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  min-width: 0;
  overflow-x: hidden;
  overflow-y: auto;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.app-shell.sidebar-collapsed .sidebar {
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.sidebar-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.sidebar-close {
  display: none;
  border: none;
  background: transparent;
  color: var(--color-navy);
  font-size: var(--fs-lg);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 8px;
}
.sidebar-close:hover {
  background: rgba(0, 106, 226, 0.1);
  color: var(--color-primary);
}

.sidebar-backdrop {
  display: none;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  flex: 1;
}
.brand img {
  width: 200px;
  max-width: 100%;
  height: auto;
}

.nav-group-title {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
  margin: 0.65rem 0.45rem 0.25rem;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-item.has-sub {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.nav-parent {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.45rem 0.7rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--color-navy);
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: var(--lh-tight);
  cursor: pointer;
  text-align: left;
}
.nav-parent > span {
  flex: 1;
}
.nav-parent > i:first-child {
  width: 0.95rem;
  font-size: var(--fs-sm);
  text-align: center;
  color: var(--color-muted);
}
.nav-caret {
  font-size: var(--fs-xs);
  color: var(--color-muted);
  transition: transform 0.15s ease;
}
.nav-item.is-open .nav-caret {
  transform: rotate(180deg);
}
.nav-parent:hover,
.nav-parent.is-current {
  background: rgba(0, 106, 226, 0.1);
  color: var(--color-primary);
}
.nav-parent:hover > i:first-child,
.nav-parent.is-current > i:first-child,
.nav-parent:hover .nav-caret,
.nav-parent.is-current .nav-caret {
  color: var(--color-primary);
}

.nav-sub {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin: 0.15rem 0 0.35rem 0.55rem;
  padding-left: 0.55rem;
  border-left: 2px solid var(--color-border);
}
.nav-sub[hidden] {
  display: none;
}
.nav-sub a {
  padding: 0.45rem 0.65rem;
  font-size: var(--fs-md);
}

.nav a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  color: var(--color-navy);
  font-weight: 500;
  font-size: var(--fs-md);
  line-height: var(--lh-tight);
}
.nav a i {
  width: 0.95rem;
  font-size: var(--fs-sm);
  text-align: center;
  color: var(--color-muted);
}
.nav a:hover,
.nav a.active {
  background: rgba(0, 106, 226, 0.1);
  color: var(--color-primary);
}
.nav a:hover i,
.nav a.active i {
  color: var(--color-primary);
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}
.topbar strong {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
}
.topbar .user-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: var(--fs-md);
  position: relative;
}

.user-menu {
  position: relative;
}

.user-menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 500;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
}
.user-menu-toggle:hover,
.user-menu.is-open .user-menu-toggle {
  background: rgba(255, 255, 255, 0.22);
}
.user-menu-caret {
  font-size: var(--fs-xs);
  opacity: 0.85;
  transition: transform 0.15s ease;
}
.user-menu.is-open .user-menu-caret {
  transform: rotate(180deg);
}

.user-menu-panel {
  position: absolute;
  top: calc(100% + 0.45rem);
  right: 0;
  min-width: 220px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(24, 25, 55, 0.18);
  padding: 0.4rem;
  z-index: 3500;
}
.user-menu-panel[hidden] {
  display: none;
}
.user-menu-panel a,
.user-menu-panel button {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.8rem;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--color-navy);
  font-family: var(--font-ui);
  font-size: var(--fs-md);
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  text-decoration: none;
}
.user-menu-panel a:hover,
.user-menu-panel button:hover {
  background: rgba(0, 106, 226, 0.1);
  color: var(--color-primary);
}
.user-menu-panel form {
  margin: 0;
}
.user-menu-panel i {
  width: 1rem;
  text-align: center;
  color: var(--color-muted);
}
.user-menu-panel a:hover i,
.user-menu-panel button:hover i {
  color: var(--color-primary);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border: none;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  cursor: pointer;
  font-size: var(--fs-lg);
}
.btn-icon:hover {
  background: rgba(255, 255, 255, 0.22);
}

.content {
  padding: 1.5rem;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 1.25rem 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: none;
  cursor: pointer;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: var(--fs-md);
  line-height: var(--lh-tight);
  padding: 0.6rem 1.15rem;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
  transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease, opacity 0.25s ease;
}
.btn:active { transform: translateY(1px); }
.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}
.btn.is-loading {
  cursor: wait;
  pointer-events: none;
  opacity: 1;
  box-shadow: inset 0 0 0 999px rgba(255, 255, 255, 0.08);
}
.btn.is-loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    transparent 20%,
    rgba(255, 255, 255, 0.28) 50%,
    transparent 80%
  );
  transform: translateX(-120%);
  animation: btn-shimmer 1.5s ease-in-out infinite;
}
.btn-secondary.is-loading::after {
  background: linear-gradient(
    100deg,
    transparent 20%,
    rgba(0, 106, 226, 0.16) 50%,
    transparent 80%
  );
}
.btn.is-loading .btn-action-icon {
  display: inline-block;
  animation: btn-soft-pulse 1.25s ease-in-out infinite;
}
.btn.is-loading.is-action-probar .btn-action-icon {
  animation: btn-soft-bounce 1.1s ease-in-out infinite;
}
.btn.is-loading.is-action-rotar .btn-action-icon {
  animation: btn-soft-spin 1.4s ease-in-out infinite;
}
.btn.is-loading .btn-label {
  animation: btn-label-fade 0.35s ease;
}

@keyframes btn-shimmer {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}
@keyframes btn-soft-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.7; }
}
@keyframes btn-soft-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}
@keyframes btn-soft-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes btn-label-fade {
  from { opacity: 0; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
}
.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-border);
}
.btn-danger {
  background: var(--color-danger);
  color: #fff;
}
.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: var(--fs-sm);
}

.form-grid {
  display: grid;
  gap: 1rem;
  max-width: 640px;
}
.form-grid.two {
  max-width: 900px;
  grid-template-columns: 1fr 1fr;
}
label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-weight: 500;
  color: var(--color-navy);
  font-size: var(--fs-md);
}
input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
select,
textarea {
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  color: var(--color-text);
}
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(0, 106, 226, 0.25);
  border-color: var(--color-primary);
}
.hint {
  color: var(--color-muted);
  font-size: var(--fs-sm);
  font-weight: 400;
}

.field-label-row {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.field-tip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--color-primary);
  cursor: help;
  padding: 0;
  font-size: var(--fs-base);
  line-height: 1;
  vertical-align: middle;
}
.field-tip:hover,
.field-tip:focus-visible {
  color: var(--color-primary-dark);
  outline: none;
}
.field-tip::after {
  content: attr(data-tip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.45rem);
  transform: translateX(-50%) translateY(4px);
  width: max-content;
  max-width: min(260px, 70vw);
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  background: var(--color-navy);
  color: #fff;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  font-weight: 400;
  line-height: var(--lh-normal);
  text-align: left;
  white-space: normal;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 50;
  box-shadow: 0 8px 20px rgba(24, 25, 55, 0.2);
}
.field-tip::before {
  content: '';
  position: absolute;
  left: 50%;
  bottom: calc(100% + 0.15rem);
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--color-navy);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease;
  z-index: 50;
}
.field-tip:hover::after,
.field-tip:focus-visible::after,
.field-tip:hover::before,
.field-tip:focus-visible::before {
  opacity: 1;
  visibility: visible;
}
.field-tip:hover::after,
.field-tip:focus-visible::after {
  transform: translateX(-50%) translateY(0);
}

.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
}
table.data th,
table.data td {
  text-align: left;
  padding: 0.65rem 0.55rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  font-size: var(--fs-md);
}
table.data th {
  color: var(--color-muted);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: var(--fs-xs);
  font-weight: 600;
  line-height: var(--lh-tight);
}
.badge-ok { background: rgba(27, 122, 74, 0.12); color: var(--color-success); }
.badge-off { background: rgba(198, 40, 40, 0.12); color: var(--color-danger); }

.alert {
  padding: 0.75rem 0.9rem;
  border-radius: 10px;
  margin-bottom: 1rem;
  font-weight: 500;
  font-size: var(--fs-md);
}
.alert-error { background: #fdecea; color: var(--color-danger); }
.alert-success { background: #e8f5ee; color: var(--color-success); }

.toast-container {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 4000;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  width: min(380px, calc(100vw - 2rem));
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(24, 25, 55, 0.16);
  border-left: 4px solid var(--color-primary);
  animation: toast-in 0.28s ease;
  color: var(--color-text);
}

.toast.is-hiding {
  animation: toast-out 0.22s ease forwards;
}

.toast-success { border-left-color: var(--color-success); }
.toast-error { border-left-color: var(--color-danger); }
.toast-info { border-left-color: var(--color-primary); }

.toast-icon {
  font-size: var(--fs-lg);
  line-height: 1.2;
  margin-top: 0.05rem;
}
.toast-success .toast-icon { color: var(--color-success); }
.toast-error .toast-icon { color: var(--color-danger); }
.toast-info .toast-icon { color: var(--color-primary); }

.toast-body {
  flex: 1;
  min-width: 0;
  font-weight: 500;
  font-size: var(--fs-md);
  line-height: var(--lh-normal);
}

.toast-close {
  border: none;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  padding: 0.15rem;
  font-size: var(--fs-md);
}
.toast-close:hover { color: var(--color-navy); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(-8px) translateX(8px); }
  to { opacity: 1; transform: translateY(0) translateX(0); }
}
@keyframes toast-out {
  to { opacity: 0; transform: translateY(-6px) translateX(10px); }
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  grid-column: 1 / -1;
}

.check-list {
  display: grid;
  gap: 0.4rem;
  max-height: 320px;
  overflow: auto;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fafbfc;
}
.check-list label {
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
  font-weight: 400;
}

.tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.tabs a {
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: #fff;
  color: var(--color-navy);
  border: 1px solid var(--color-border);
  font-weight: 600;
  font-size: var(--fs-md);
}
.tabs a.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

@media (max-width: 900px) {
  .app-shell,
  .app-shell.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(var(--sidebar-w), 86vw);
    z-index: 3000;
    transform: translateX(-105%);
    opacity: 1;
    pointer-events: auto;
    box-shadow: var(--shadow);
    overflow-y: auto;
  }

  .app-shell.sidebar-open .sidebar {
    transform: translateX(0);
  }

  .app-shell.sidebar-collapsed .sidebar {
    opacity: 1;
    pointer-events: auto;
  }

  .sidebar-close {
    display: inline-flex;
  }

  .sidebar-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(24, 25, 55, 0.45);
    z-index: 2500;
    border: none;
    padding: 0;
    cursor: pointer;
  }

  .sidebar-backdrop[hidden] {
    display: none;
  }

  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .toast-container {
    top: auto;
    bottom: 1rem;
    right: 50%;
    transform: translateX(50%);
  }
}