:root {
  --color-black: #0a0a0f;
  --color-ivory: #f4f1ea;
  --color-gold: #c9a96e;
  --color-midnight: #1a1b3a;
  --color-cosmic: #8b8b95;
  --color-white: #ffffff;
  --color-line: #e4e0d6;
  --color-positive: #1b7f4c;
  --color-negative: #c0392b;

  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --sidebar-width: 16.5rem;
  --radius-card: 0.9rem;
  --shell-gutter: clamp(1rem, 3vw, 2.75rem);
}

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

body.panel {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-black);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ── Brand bar ─────────────────────────────────────────────── */

.panel__brandbar {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 3.25rem;
  background: var(--color-black);
}

.panel__brandmark {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.32em;
  text-indent: 0.32em;
  color: var(--color-ivory);
}

/* ── Client header ─────────────────────────────────────────── */

.panel__header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.1rem var(--shell-gutter);
  background: var(--color-midnight);
  color: var(--color-ivory);
}

.panel__client-logo {
  max-height: 2.25rem;
  width: auto;
}

.panel__client-name {
  font-size: clamp(1.05rem, 2vw, 1.45rem);
  font-weight: 500;
  letter-spacing: 0.01em;
}

.panel__logout {
  margin-left: auto;
}

.panel__logout-button {
  padding: 0.4rem 1rem;
  font: inherit;
  font-size: 0.85rem;
  color: var(--color-ivory);
  background: transparent;
  border: 1px solid rgba(244, 241, 234, 0.35);
  border-radius: 999px;
  cursor: pointer;
}

.panel__logout-button:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ── Layout ────────────────────────────────────────────────── */

.panel__body {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: calc(100vh - 3.25rem - 4.5rem);
}

.panel__sidebar {
  position: relative;
  padding: 3.25rem 0 2rem;
  background: var(--color-ivory);
  border-right: 1px solid var(--color-line);
}

.panel__menu-toggle {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.panel__menu-icon,
.panel__menu-icon::before,
.panel__menu-icon::after {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--color-black);
  border-radius: 2px;
}

.panel__menu-icon::before,
.panel__menu-icon::after {
  content: '';
  position: absolute;
}

.panel__menu-icon::before {
  transform: translateY(-0.38rem);
}

.panel__menu-icon::after {
  transform: translateY(0.38rem);
}

.panel__nav-group {
  margin: 0;
  padding: 0 0 1.35rem;
  list-style: none;
}

.panel__nav-group--admin {
  padding-top: 1.35rem;
  border-top: 1px solid var(--color-line);
}

.panel__nav-link {
  display: block;
  padding: 0.5rem 1.5rem 0.5rem 1.9rem;
  font-family: var(--font-serif);
  font-size: 1.06rem;
  color: var(--color-black);
  text-decoration: none;
  border-left: 3px solid transparent;
}

.panel__nav-link:hover {
  color: var(--color-midnight);
  background: rgba(26, 27, 58, 0.05);
}

.panel__nav-link.is-active {
  border-left-color: var(--color-gold);
  background: rgba(201, 169, 110, 0.14);
}

.panel__main {
  padding: 2.5rem var(--shell-gutter) 4rem;
  min-width: 0;
}

/* ── Page furniture ────────────────────────────────────────── */

.panel-page__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: center;
  gap: 1.5rem 2.5rem;
  margin-bottom: 2.25rem;
}

.panel-page__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 400;
}

.panel-section__title {
  margin: 3rem 0 1.5rem;
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  font-weight: 400;
  text-align: center;
}

.panel-section__subtitle {
  margin: 2rem 0 1.25rem;
  font-size: 1.05rem;
  font-weight: 500;
  text-align: center;
  color: var(--color-midnight);
}

.panel-section + .panel-section {
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
}

/* ── Date range filter ─────────────────────────────────────── */

.panel-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 0.9rem;
}

.panel-filter__field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.panel-filter__label {
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-cosmic);
}

.panel-filter__input {
  padding: 0.45rem 0.65rem;
  font: inherit;
  font-size: 0.9rem;
  color: var(--color-black);
  background: var(--color-white);
  border: 1px solid var(--color-midnight);
  border-radius: 0.4rem;
}

.panel-button {
  padding: 0.5rem 1.15rem;
  font: inherit;
  font-size: 0.88rem;
  color: var(--color-ivory);
  background: var(--color-midnight);
  border: 1px solid var(--color-midnight);
  border-radius: 999px;
  cursor: pointer;
}

.panel-button:hover {
  background: var(--color-black);
}

.panel-button--ghost {
  color: var(--color-midnight);
  background: transparent;
}

.panel-button--ghost:hover {
  color: var(--color-ivory);
  background: var(--color-midnight);
}

.panel-button[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ── KPI cards ─────────────────────────────────────────────── */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1rem;
}

.kpi-grid--fixed-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.kpi-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.1rem 1.15rem;
  text-align: center;
  border-radius: var(--radius-card);
}

.kpi-card--dark {
  color: var(--color-ivory);
  background: var(--color-midnight);
}

.kpi-card--light {
  text-align: left;
  color: var(--color-black);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  box-shadow: 0 1px 2px rgba(10, 10, 15, 0.04);
}

.kpi-card__label {
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.kpi-card--light .kpi-card__label {
  color: var(--color-cosmic);
}

.kpi-card__value {
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  font-weight: 500;
  line-height: 1.1;
}

.kpi-card__value--unavailable {
  font-size: 1rem;
  color: var(--color-cosmic);
}

.kpi-card__caption {
  font-family: var(--font-serif);
  font-size: 0.72rem;
  line-height: 1.3;
  opacity: 0.85;
}

.kpi-card--light .kpi-card__caption {
  font-family: var(--font-sans);
  color: var(--color-cosmic);
}

.kpi-card__delta {
  font-size: 0.76rem;
  font-weight: 500;
}

.kpi-card__delta--up {
  color: var(--color-positive);
}

.kpi-card__delta--down {
  color: var(--color-negative);
}

/* ── Comments block ────────────────────────────────────────── */

.panel-comments__box {
  position: relative;
  min-height: 12rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-ivory);
  border: 0;
  border-radius: var(--radius-card);
}

.panel-comments__textarea {
  width: 100%;
  min-height: 10rem;
  padding: 0;
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-black);
  background: transparent;
  border: 0;
  resize: vertical;
}

.panel-comments__textarea:focus {
  outline: 2px solid var(--color-gold);
  outline-offset: 0.5rem;
}

.panel-comments__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

/* ── Data freshness / refresh bar ──────────────────────────── */

.data-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  padding: 0.75rem 1.1rem;
  margin-bottom: 1.75rem;
  font-size: 0.85rem;
  background: var(--color-ivory);
  border-radius: 0.6rem;
}

.data-status__label {
  color: var(--color-cosmic);
}

.data-status__value {
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.data-status__actions {
  margin-left: auto;
}

.data-status--stale {
  background: rgba(201, 169, 110, 0.18);
}

/* ── Tables ────────────────────────────────────────────────── */

.panel-table__scroll {
  overflow-x: auto;
}

.panel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.panel-table th,
.panel-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--color-line);
}

.panel-table thead th {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ivory);
  background: var(--color-midnight);
}

.panel-table tbody tr:hover {
  background: rgba(244, 241, 234, 0.6);
}

/* ── Import page ───────────────────────────────────────────── */

.import-network + .import-network {
  margin-top: 2.5rem;
}

.import-slot {
  display: grid;
  gap: 0.75rem;
  padding: 1.15rem 1.35rem;
  margin-bottom: 1rem;
  background: var(--color-ivory);
  border-radius: var(--radius-card);
}

.import-slot__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1rem;
}

.import-slot__label {
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.import-slot__origin {
  font-size: 0.78rem;
  color: var(--color-cosmic);
}

.import-slot__feeds {
  font-size: 0.78rem;
  color: var(--color-cosmic);
}

.import-slot__form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.import-slot__file {
  font: inherit;
  font-size: 0.85rem;
}

.import-slot__state {
  font-size: 0.8rem;
}

.import-slot__state--empty {
  color: var(--color-cosmic);
}

.import-slot__state--processed {
  color: var(--color-positive);
}

.import-slot__state--failed {
  color: var(--color-negative);
}

.import-slot__badge {
  padding: 0.15rem 0.55rem;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-midnight);
  background: rgba(201, 169, 110, 0.3);
  border-radius: 999px;
}

/* ── Settings page ─────────────────────────────────────────── */

.settings-form {
  max-width: 44rem;
  margin-inline: auto;
}

.settings-field {
  display: flex;
  align-items: stretch;
  margin-bottom: 1rem;
  overflow: hidden;
  border-radius: 999px;
}

.settings-field__label {
  display: flex;
  align-items: center;
  min-width: 12rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-ivory);
  background: var(--color-midnight);
}

.settings-field__control {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: var(--color-ivory);
}

.settings-field__input {
  width: 100%;
  padding: 0.4rem 0;
  font: inherit;
  background: transparent;
  border: 0;
}

.settings-field__input:focus {
  outline: none;
}

.settings-toggles {
  max-width: 22rem;
  margin: 2.5rem auto 0;
}

.settings-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.6rem 0;
}

.settings-toggle__label {
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.settings-form__actions {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

/* ── Empty / pending states ────────────────────────────────── */

.panel-empty {
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--color-cosmic);
  background: var(--color-ivory);
  border-radius: var(--radius-card);
}

.panel-empty__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-black);
}

.panel-empty__text {
  margin: 0;
  font-size: 0.9rem;
}

/* ── Responsive ────────────────────────────────────────────── */

@media (max-width: 60rem) {
  .kpi-grid--fixed-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 48rem) {
  .panel__body {
    grid-template-columns: minmax(0, 1fr);
  }

  .panel__sidebar {
    padding-top: 3.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .panel__sidebar.is-collapsed .panel__nav-group {
    display: none;
  }

  .kpi-grid,
  .kpi-grid--fixed-4 {
    grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
  }

  .settings-field {
    flex-direction: column;
    border-radius: var(--radius-card);
  }
}

/* ── Manual entry (datos que aún no vienen por API) ────────── */

.manual-entry__intro {
  max-width: 46rem;
  margin: 0 auto 1.5rem;
  font-size: 0.88rem;
  line-height: 1.5;
  text-align: center;
  color: var(--color-cosmic);
}

.manual-entry {
  padding: 1.5rem;
  background: var(--color-ivory);
  border-radius: var(--radius-card);
}

.manual-entry__period {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-line);
}

.manual-entry__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

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

.manual-entry__label {
  font-size: 0.85rem;
  font-weight: 500;
}

.manual-entry__input {
  padding: 0.55rem 0.75rem;
  font: inherit;
  font-size: 1rem;
  color: var(--color-black);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: 0.45rem;
}

.manual-entry__input:focus {
  border-color: var(--color-gold);
  outline: none;
}

.manual-entry__hint {
  font-size: 0.74rem;
  color: var(--color-cosmic);
}

@media (max-width: 48rem) {
  .manual-entry__grid {
    grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  }
}

/* ── Aviso informativo ─────────────────────────────────────── */

.panel-notice {
  padding: 1rem 1.25rem;
  margin-bottom: 1.75rem;
  background: rgba(201, 169, 110, 0.16);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 0.6rem 0.6rem 0;
}

.panel-notice__title {
  margin: 0 0 0.35rem;
  font-family: var(--font-serif);
  font-size: 1rem;
}

.panel-notice__text {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--color-cosmic);
}