:root {
  --color-primary: #12355b;
  --color-primary-strong: #0b223d;
  --color-secondary: #2f343b;
  --color-accent: #d8751b;
  --color-success: #238636;
  --color-warning: #b7791f;
  --color-danger: #c9352b;
  --color-surface: #ffffff;
  --color-text: #171b20;
  --color-muted: #68717c;
  --color-border: #d9dee5;
  --shadow-soft: 0 14px 36px rgba(18, 53, 91, 0.16);
  --sidebar-width: 312px;
  --radius: 8px;
  font-family: "Segoe UI Variable", "Segoe UI", Roboto, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--color-text);
  background:
    linear-gradient(90deg, rgba(11, 34, 61, 0.26), rgba(11, 34, 61, 0.04)),
    url("../img/portada.png") center center / cover fixed no-repeat;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
}

.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: min(var(--sidebar-width), calc(100vw - 28px));
  height: 100vh;
  overflow-y: auto;
  padding: 18px 16px 20px;
  color: #ffffff;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-strong));
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 20px 0 48px rgba(5, 18, 33, 0.24);
  transform: translateX(-105%);
  transition: transform 0.22s ease;
  backdrop-filter: blur(16px);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 54px;
  margin-bottom: 18px;
  color: #ffffff;
  white-space: nowrap;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 800;
}

.brand strong {
  display: block;
  overflow: hidden;
  font-size: 0.96rem;
  font-weight: 800;
  line-height: 1.1;
  text-overflow: ellipsis;
  letter-spacing: 0;
}

.main-menu {
  display: grid;
  gap: 8px;
}

.menu-group {
  display: grid;
  overflow: hidden;
  border: 1px solid rgba(18, 53, 91, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.menu-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  min-height: 40px;
  padding: 9px 12px;
  border: 0;
  background: rgba(255, 255, 255, 0.74);
  color: #17202b;
  cursor: pointer;
  font-size: 0.92rem;
  line-height: 1.15;
  font-weight: 700;
  text-align: left;
}

.menu-heading svg {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  transition: transform 0.18s ease;
}

.menu-group:focus-within .menu-heading,
.menu-heading[aria-expanded="true"] {
  color: #ffffff;
  background: linear-gradient(90deg, var(--color-primary), #17446f);
}

.menu-group:focus-within .menu-heading svg,
.menu-heading[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.submenu {
  display: none;
  gap: 2px;
  padding: 8px 12px 10px;
  background: rgba(255, 255, 255, 0.76);
}

.menu-group:focus-within .submenu,
.menu-group.is-open .submenu {
  display: grid;
}

.submenu a,
.menu-group-utility a {
  display: flex;
  align-items: center;
  min-height: 25px;
  padding: 3px 0;
  color: #26313d;
  font-size: 0.9rem;
  line-height: 1.28;
  font-weight: 500;
}

.submenu a:hover,
.menu-group-utility a:hover {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.menu-group-utility {
  gap: 6px;
  padding: 10px 12px;
  font-weight: 700;
}

.app-main {
  min-width: 0;
}

.content {
  min-height: 100vh;
  padding: 0;
}

.menu-toggle {
  display: inline-flex;
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 60;
}

.menu-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(4, 12, 22, 0.34);
  backdrop-filter: blur(2px);
}

.auth-trigger,
.session-chip {
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 35;
  min-height: 42px;
  box-shadow: var(--shadow-soft);
}

.auth-trigger {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-secondary);
  border-color: rgba(255, 255, 255, 0.66);
}

.session-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-secondary);
  font-size: 0.9rem;
  font-weight: 700;
}

.session-user,
.session-logout {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  border-radius: calc(var(--radius) - 2px);
}

.session-user {
  min-width: 0;
  padding: 0 9px 0 10px;
  color: var(--color-secondary);
}

.session-user span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-chip svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.session-user svg {
  color: var(--color-success);
}

.session-logout {
  padding: 0 10px;
  border: 1px solid rgba(18, 53, 91, 0.22);
  background: rgba(18, 53, 91, 0.08);
  color: var(--color-primary);
  transition: background 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.session-logout:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn {
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  font-weight: 700;
}

.btn svg,
.icon-button svg {
  width: 18px;
  height: 18px;
}

.btn:hover,
.icon-button:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn-secondary {
  border-color: var(--color-border);
  background: #ffffff;
  color: var(--color-secondary);
}

.btn-accent {
  border-color: rgba(216, 117, 27, 0.9);
  background: var(--color-accent);
  color: #ffffff;
}

.btn-warning {
  border-color: rgba(183, 121, 31, 0.85);
  background: var(--color-warning);
  color: #ffffff;
}

.btn-success {
  border-color: rgba(35, 134, 54, 0.85);
  background: var(--color-success);
  color: #ffffff;
}

.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
}

.icon-button {
  width: 42px;
  height: 42px;
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--color-border);
  color: var(--color-secondary);
  box-shadow: var(--shadow-soft);
}

.menu-toggle.is-open {
  left: calc(min(var(--sidebar-width), calc(100vw - 28px)) + 12px);
  background: var(--color-primary);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
}

.auth-layout {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.auth-form,
.confirm-modal {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.auth-form {
  display: grid;
  gap: 16px;
  width: min(100%, 440px);
  padding: 24px;
}

.auth-form h2 {
  margin: 0;
}

.auth-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
}

.auth-form input {
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.form-actions,
.modal-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.toast-region {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 100;
  display: grid;
  gap: 10px;
  width: min(360px, calc(100vw - 36px));
}

.toast {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: var(--radius);
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.toast-success {
  background: var(--color-success);
}

.toast-error,
.toast-danger {
  background: var(--color-danger);
}

.toast-warning {
  background: var(--color-warning);
}

.toast-info {
  background: var(--color-primary);
}

.toast-close {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-size: 1.2rem;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(15, 23, 42, 0.5);
}

.login-layer {
  place-items: start end;
  padding: 68px 14px 18px;
  background: linear-gradient(90deg, rgba(8, 20, 36, 0.06), rgba(8, 20, 36, 0.16));
  backdrop-filter: none;
}

.confirm-modal,
.login-modal {
  width: min(100%, 440px);
  padding: 22px;
}

.login-modal {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(247, 249, 252, 0.9)),
    #ffffff;
  box-shadow: 0 20px 54px rgba(5, 18, 33, 0.22);
  backdrop-filter: blur(18px);
}

.login-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 2px 34px 18px 0;
  border-bottom: 1px solid rgba(18, 53, 91, 0.12);
}

.login-mark {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: #ffffff;
  font-weight: 800;
}

.login-modal h2 {
  margin: 0;
  color: var(--color-text);
  font-size: 1.08rem;
  line-height: 1.2;
  font-weight: 750;
}

.login-header p {
  margin: 4px 0 0;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.login-form {
  display: grid;
  gap: 14px;
  padding-top: 18px;
}

.login-form label {
  display: grid;
  gap: 8px;
  color: #2d3744;
  font-size: 0.86rem;
  font-weight: 650;
}

.input-shell {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 13px;
  border: 1px solid rgba(18, 53, 91, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  color: var(--color-muted);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.input-shell:focus-within {
  border-color: rgba(18, 53, 91, 0.62);
  box-shadow: 0 0 0 3px rgba(18, 53, 91, 0.12);
  background: #ffffff;
}

.input-shell svg {
  width: 18px;
  height: 18px;
}

.input-shell input {
  width: 100%;
  min-height: 44px;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--color-text);
  font-size: 0.95rem;
}

.input-shell input::placeholder {
  color: #a0a8b3;
}

.login-note {
  margin: 0;
  padding: 9px 10px;
  border-radius: var(--radius);
  background: rgba(216, 117, 27, 0.08);
  color: #7a4a17;
  font-size: 0.82rem;
}

.login-submit {
  min-width: 150px;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: var(--radius);
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  font-size: 1.4rem;
  line-height: 1;
}

.confirm-modal p {
  color: var(--color-muted);
}

[hidden] {
  display: none !important;
}

@media (max-width: 980px) {
  .menu-toggle.is-open {
    left: auto;
    right: 14px;
  }

  .menu-toggle.is-open ~ .auth-trigger,
  .menu-toggle.is-open ~ .session-chip {
    display: none;
  }
}

@media (max-width: 680px) {
  body {
    background:
      linear-gradient(rgba(11, 34, 61, 0.18), rgba(11, 34, 61, 0.18)),
      url("../img/portada.png") center center / cover fixed no-repeat;
  }

  .form-actions,
  .modal-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .login-layer {
    place-items: start center;
    padding: 70px 12px 18px;
  }

  .auth-trigger span {
    display: none;
  }

  .btn {
    width: 100%;
  }

  .auth-trigger {
    width: 42px;
    padding: 0;
  }

  .session-chip {
    max-width: calc(100vw - 76px);
  }

  .session-user {
    max-width: calc(100vw - 178px);
  }
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.pagination-nav {
  min-height: 38px;
}

.pagination-nav.is-disabled {
  opacity: 0.5;
  pointer-events: none;
  cursor: default;
}

.pagination-pages {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pagination-page,
.pagination-ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  border-radius: var(--radius);
  color: var(--color-secondary);
  font-weight: 600;
}

.pagination-page {
  border: 1px solid var(--color-border);
  background: #ffffff;
  transition: transform 0.15s ease, background 0.15s ease;
}

.pagination-page:hover {
  transform: translateY(-1px);
}

.pagination-page.is-active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #ffffff;
}

.pagination-ellipsis {
  color: var(--color-muted);
}

.pagination-summary {
  margin: 8px 0 0;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}