:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --ink: #15202b;
  --ink-soft: #3a4652;
  --muted: #5b6877;
  --line: #dde3ea;
  --line-soft: #edf0f4;
  --line-strong: #c5ced8;
  --primary: #1d4f7a;
  --primary-hover: #163d5f;
  --primary-tint: #e6eef5;
  --run: #ff9a4d;
  --run-hover: #f58a38;
  --run-tint: #ffe4cc;
  --run-ink: #7a3a05;
  --danger: #b3372f;
  --danger-ink: #9c2b24;
  --danger-tint: #fbe3e0;
  --ok-tint: #ddf0e7;
  --ok-ink: #155240;
  --pend-tint: #fbefd0;
  --pend-ink: #6b4700;
  --neutral-tint: #e4e9ee;
  --font: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.4;
}

body {
  overflow-x: hidden;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

.hidden {
  display: none !important;
}

/* Estructura */

.shell {
  display: flex;
  min-height: 100vh;
}

.nav {
  width: 236px;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding: 24px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-brand {
  padding: 0 12px 20px;
  font-size: 17px;
  font-weight: 700;
}

.nav-item {
  min-height: 46px;
  padding: 0 12px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 500;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.nav-item:hover {
  background: var(--bg);
}

.nav-item.is-active {
  background: var(--primary-tint);
  color: var(--primary-hover);
  font-weight: 700;
}

.nav-item svg,
.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.btn svg.solid {
  fill: currentColor;
  stroke: none;
}

.app {
  flex: 1;
  min-width: 0;
  padding: 32px;
}

.app-inner {
  max-width: 980px;
  margin: 0 auto;
}

.view-head {
  margin-bottom: 20px;
}

.view-head h2 {
  margin: 0;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.15;
}

.view-head p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.view-head p.eyebrow {
  margin: 0 0 2px;
  font-size: 14px;
  font-weight: 500;
}

.view-head p.eyebrow::first-letter {
  text-transform: uppercase;
}

/* Pestañas */

.seg {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 4px;
  margin-bottom: 20px;
  border-radius: 14px;
  background: var(--neutral-tint);
  max-width: 520px;
}

.seg button {
  min-height: 44px;
  padding: 0 8px;
  border: 0;
  border-radius: 11px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.seg button.is-active {
  background: var(--surface);
  color: var(--ink);
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(21, 32, 43, 0.12);
}

/* Paneles y formularios */

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
}

.panel > h3,
.cobro-subtitle,
.pagos-subtitle,
.fact-preview h3 {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 700;
}

.cobro-subtitle,
.pagos-subtitle {
  margin-top: 24px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 14px;
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 52px;
  padding: 0 14px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
  font-size: 16px;
}

.field textarea {
  min-height: 96px;
  padding: 12px 14px;
  resize: vertical;
}

.field-check {
  justify-content: flex-end;
}

.field-check label {
  min-height: 52px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  cursor: pointer;
}

.field-check input[type="checkbox"] {
  width: 22px;
  min-height: 0;
  height: 22px;
  padding: 0;
  flex-shrink: 0;
}

.field input[readonly] {
  background: var(--bg);
  color: var(--muted);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--primary);
  outline-offset: -1px;
  border-color: var(--primary);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* Botones */

.btn,
.cobro-btn {
  min-height: 52px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
}

.btn:focus-visible,
.nav-item:focus-visible,
.seg button:focus-visible,
.chip:focus-visible,
.pet:focus-visible,
.config-client-row:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

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

.btn-primary:hover,
.cobro-btn:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--line-strong);
  color: var(--ink);
  font-weight: 600;
}

.btn-secondary:hover {
  background: var(--bg);
}

.btn-danger {
  background: var(--surface);
  border-color: var(--danger);
  color: var(--danger-ink);
  font-weight: 600;
}

.btn-danger:hover {
  background: var(--danger-tint);
}

.btn-run {
  background: var(--run);
  color: var(--ink);
}

.btn-run:hover {
  background: var(--run-hover);
}

.btn-xl {
  min-height: 64px;
  padding: 0 28px;
  border-radius: 16px;
  font-size: 18px;
}

.btn:disabled {
  background: var(--neutral-tint);
  border-color: transparent;
  color: var(--muted);
  cursor: not-allowed;
}

/* Avisos */

.message {
  margin: 16px 0;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
}

.message.ok {
  background: var(--ok-tint);
  color: var(--ok-ink);
}

.message.error {
  background: var(--danger-tint);
  color: #84231d;
}

.message.info {
  background: var(--primary-tint);
  color: var(--primary-hover);
}

.core-error-global {
  margin: 12px;
}

.empty,
.cobro-pay-note,
.pagos-empty,
.config-empty {
  padding: 16px 0;
  color: var(--muted);
  font-size: 15px;
}

/* Etiquetas de estado */

.badge {
  display: inline-block;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.badge-run {
  background: var(--run-tint);
  color: var(--run-ink);
}

.badge-pend {
  background: var(--pend-tint);
  color: var(--pend-ink);
}

.badge-ok {
  background: var(--ok-tint);
  color: var(--ok-ink);
}

.badge-neutral {
  background: var(--neutral-tint);
  color: var(--ink-soft);
}

/* Inicio */

.run-card {
  background: var(--ink);
  color: #ffffff;
  border-radius: 20px;
  padding: 28px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  grid-template-areas:
    "top timer btn"
    "text timer btn"
    "text money btn";
  column-gap: 28px;
  row-gap: 8px;
  align-items: center;
}

.run-top {
  grid-area: top;
  display: flex;
  align-items: center;
  gap: 8px;
}

.run-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--run);
}

.run-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffb67a;
}

.run-timer {
  grid-area: timer;
  font-family: var(--mono);
  font-size: 56px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.02em;
  text-align: right;
}

.run-text {
  grid-area: text;
  min-width: 0;
}

.run-title {
  font-size: 22px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.run-sub {
  margin-top: 4px;
  font-size: 15px;
  color: #a9b4c0;
}

.run-money {
  grid-area: money;
  font-size: 14px;
  color: #a9b4c0;
  text-align: right;
}

.run-money strong {
  margin-left: 8px;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
}

.run-card .btn {
  grid-area: btn;
}

.idle-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.idle-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.idle-title {
  margin-top: 4px;
  font-size: 26px;
  font-weight: 700;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px 18px;
}

.stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}

.stat-value {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 600;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin: 8px 0;
}

.section-head h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
}

.link-btn {
  min-height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

/* Lista de peticiones */

.pet-month {
  margin: 20px 0 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.pet-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pet {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  color: var(--ink);
  text-align: left;
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1.4fr) 120px 104px;
  grid-template-areas: "main meta amount badge";
  gap: 6px 16px;
  align-items: center;
  cursor: pointer;
}

.pet:hover {
  border-color: var(--line-strong);
}

.pet-main {
  grid-area: main;
  min-width: 0;
}

.pet-title {
  display: block;
  font-size: 16px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.pet-sub {
  display: block;
  margin-top: 2px;
  font-size: 13px;
  color: var(--muted);
}

.pet-meta {
  grid-area: meta;
  font-size: 13px;
  color: var(--muted);
}

.pet-amount {
  grid-area: amount;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.pet-badge {
  grid-area: badge;
  justify-self: end;
}

.pet-off .pet-title,
.pet-off .pet-amount {
  color: var(--muted);
}

.pet-off .pet-amount {
  text-decoration: line-through;
}

/* Historial */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.chip {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 22px;
  background: var(--surface);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.chip.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #ffffff;
}

.filters {
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.filters summary {
  min-height: 48px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.filters-body {
  padding: 4px 18px 18px;
}

/* Diálogos */

.dialog {
  position: fixed;
  inset: 0;
  z-index: 100;
  padding: 16px;
  background: rgba(21, 32, 43, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dialog-box {
  width: 440px;
  max-width: 100%;
  padding: 24px;
  border-radius: 20px;
  background: var(--surface);
}

.dialog-box h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
}

.dialog-box p {
  margin: 12px 0 0;
  color: var(--ink-soft);
}

.dialog-box .actions .btn {
  flex: 1 1 140px;
}

/* Resultados de cobros, pagos y resumen */

.cobro-result,
.pagos-result,
.fact-preview {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  margin: 20px 0;
  overflow-x: auto;
}

.pagos-total-label,
.cobro-result > .cobro-line:first-child {
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}

.cobro-total,
.pagos-total {
  margin: 4px 0 14px;
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 600;
  line-height: 1.1;
}

.cobro-line,
.pagos-meta {
  font-size: 15px;
  color: var(--ink-soft);
  padding: 2px 0;
}

.cobro-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.cobro-summary > div {
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--bg);
}

.cobro-summary span {
  display: block;
  font-size: 13px;
  color: var(--muted);
}

.cobro-summary strong {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 600;
}

.cobro-period-action {
  margin-bottom: 14px;
}

.cobro-tabla-wrap,
.pagos-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.cobro-tabla,
.pagos-table,
.fact-preview-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 15px;
}

.cobro-tabla th,
.pagos-table th,
.fact-preview-table th {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: left;
  white-space: nowrap;
}

.cobro-tabla td,
.pagos-table td,
.fact-preview-table td {
  padding: 12px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.fact-total-box {
  margin-top: 16px;
  font-size: 15px;
  text-align: right;
}

.fact-total-box div:last-child {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 600;
}

.fact-link {
  display: inline-block;
  margin-top: 16px;
  color: var(--primary);
  font-weight: 600;
}

.last-pay {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--pend-tint);
  color: var(--pend-ink);
  font-size: 15px;
}

.last-pay-warn {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(107, 71, 0, 0.25);
}

.last-pay .link-btn {
  color: var(--pend-ink);
  text-decoration: underline;
}

/* Proformas y facturas */

.doc {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.doc-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
}

.doc-code {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
}

.doc-total {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
}

.doc-sub {
  margin-top: 6px;
  font-size: 13px;
  color: var(--muted);
}

.doc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.btn-sm {
  min-height: 44px;
  padding: 0 14px;
  border-radius: 12px;
  font-size: 14px;
  text-decoration: none;
}

/* Configuración */

.config-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 20px;
}

.config-client-row {
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.config-client-row:hover {
  border-color: var(--line-strong);
}

.config-client-row strong {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}

/* Móvil */

@media (max-width: 860px) {
  .shell {
    display: block;
  }

  .nav {
    position: fixed;
    top: auto;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 50;
    width: auto;
    height: auto;
    padding: 6px 8px calc(10px + env(safe-area-inset-bottom));
    border-right: 0;
    border-top: 1px solid var(--line);
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    align-items: center;
    gap: 0;
  }

  .nav-brand {
    display: none;
  }

  .nav-item {
    min-height: 56px;
    padding: 0;
    flex-direction: column;
    justify-content: center;
    gap: 3px;
    font-size: 11px;
    font-weight: 600;
    color: var(--muted);
  }

  .nav-item:hover {
    background: transparent;
  }

  .nav-item svg {
    width: 24px;
    height: 24px;
  }

  .nav-item.is-active {
    background: transparent;
    color: var(--primary);
  }

  .nav-new,
  .nav-new.is-active {
    justify-self: center;
    width: 62px;
    height: 62px;
    min-height: 0;
    border-radius: 20px;
    background: var(--primary);
    color: #ffffff;
  }

  .nav-new:hover {
    background: var(--primary-hover);
  }

  .nav-new svg {
    width: 28px;
    height: 28px;
    stroke-width: 2.4;
  }

  .nav-new span {
    display: none;
  }

  .app {
    padding: 20px 16px 120px;
  }

  .view-head h2 {
    font-size: 24px;
  }

  .seg {
    max-width: none;
  }

  .seg button {
    min-height: 52px;
    font-size: 15px;
  }

  .grid,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .field input,
  .field select {
    min-height: 56px;
  }

  .btn,
  .cobro-btn {
    min-height: 60px;
    font-size: 17px;
  }

  .btn-xl {
    min-height: 72px;
    font-size: 20px;
  }

  .actions .btn,
  .cobro-period-action .cobro-btn {
    flex: 1 1 100%;
  }

  .btn-sm {
    min-height: 48px;
    font-size: 15px;
  }

  .seg button {
    padding: 0 4px;
  }

  .run-card {
    padding: 20px;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "top"
      "timer"
      "text"
      "money"
      "btn";
    row-gap: 14px;
  }

  .run-timer {
    font-size: 52px;
    text-align: left;
  }

  .run-title {
    font-size: 18px;
  }

  .run-money {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid #2c3a49;
    text-align: left;
  }

  .idle-card {
    padding: 20px;
  }

  .idle-card .btn {
    flex: 1 1 100%;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .stat {
    padding: 14px;
  }

  .stat-value {
    font-size: 22px;
  }

  .stat:last-child {
    grid-column: 1 / -1;
  }

  .pet {
    padding: 14px;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "main amount"
      "meta badge";
    gap: 10px 12px;
  }

  .chip {
    min-height: 48px;
  }

  .cobro-total,
  .pagos-total {
    font-size: 34px;
  }

  .dialog {
    align-items: flex-end;
  }
}