/* Modernist Operativo — design-system tokens and component classes. Fuente de verdad del sistema visual; las fuentes se cargan vía <link> en cada HTML. */

:root {
  --color-bg: #ffffff;
  --color-surface: #f4f3f2;
  --color-text: #201e1d;
  --color-accent: #ec3013;
  --color-accent-2: #e15b47;
  --color-divider: color-mix(in srgb, #201e1d 14%, transparent);
  --color-divider-strong: color-mix(in srgb, #201e1d 24%, transparent);

  /* Tonal ramps — generated in OKLCH on one shared lightness scale, so the
     same step of any role matches the others in visual value. */
  --color-neutral-100: #f8f4f4;
  --color-neutral-200: #eae7e7;
  --color-neutral-300: #d7d3d3;
  --color-neutral-400: #bab6b6;
  --color-neutral-500: #9b9797;
  --color-neutral-600: #7d7979;
  --color-neutral-700: #605d5d;
  --color-neutral-800: #444141;
  --color-neutral-900: #2d2b2b;

  --color-accent-100: #fff2ef;
  --color-accent-200: #ffe0d9;
  --color-accent-300: #ffc4b8;
  --color-accent-400: #ff9783;
  --color-accent-500: #ff563c;
  --color-accent-600: #dd2b0f;
  --color-accent-700: #ae1800;
  --color-accent-800: #7c1405;
  --color-accent-900: #4d170e;

  --color-accent-2-100: #fff2ef;
  --color-accent-2-200: #ffe0da;
  --color-accent-2-300: #ffc4b9;
  --color-accent-2-400: #ff9784;
  --color-accent-2-500: #ef6853;
  --color-accent-2-600: #c94b39;
  --color-accent-2-700: #9e3526;
  --color-accent-2-800: #71261b;
  --color-accent-2-900: #471d16;

  /* Semántica operativa: éxito (verde bosque), atención (ámbar ocre), info (azul pizarra) */
  --color-ok-100: #eaf6ef;
  --color-ok-200: #cbead7;
  --color-ok-500: #1f8a4c;
  --color-ok-700: #166537;
  --color-ok-800: #114b29;

  --color-warn-100: #fef6e6;
  --color-warn-200: #fde3b0;
  --color-warn-500: #d97706;
  --color-warn-700: #b45309;
  --color-warn-800: #78350f;

  --color-info-100: #eef4ff;
  --color-info-200: #d6e4ff;
  --color-info-700: #1d4ed8;

  --font-heading: "Archivo", system-ui, sans-serif;
  --font-heading-weight: 700;
  --font-body: "Archivo", system-ui, sans-serif;

  --space-1: 4.0px;
  --space-2: 8.0px;
  --space-3: 12.0px;
  --space-4: 16.0px;
  --space-6: 24.0px;
  --space-8: 32.0px;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;

  /* Elevation — soft ink-tinted shadows on light ground. */
  --shadow-xs: 0 1px 2px color-mix(in srgb, #2d2b2b 6%, transparent);
  --shadow-sm: 0 1px 3px color-mix(in srgb, #2d2b2b 10%, transparent), 0 1px 2px color-mix(in srgb, #2d2b2b 6%, transparent);
  --shadow-md: 0 4px 12px color-mix(in srgb, #2d2b2b 12%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #2d2b2b 18%, transparent);
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: var(--font-heading-weight); }

.grayscale{filter:grayscale(1) contrast(1.08)}

/* ══════════════════════════════════════════════════════════════════════════
   Components — built with the tokens above. Plain CSS
   on plain HTML: no JavaScript, no build step. Each class is documented in
   readme.md and demonstrated in foundations/ and components/.
   ══════════════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; font-size: 15px; line-height: 1.55; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.18; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 28px; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
h4 { font-size: 16px; }
h5 { font-size: 16px; }
h6 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
img { display: block; max-width: 100%; }
figure { margin: 0; }
figcaption {
  font-size: 11px; margin-top: var(--space-1);
  color: color-mix(in srgb, var(--color-text) 55%, transparent);
}
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

/* — rules — */
.hr {
  height: 1px; border: 0; margin: var(--space-4) 0;
  background: var(--color-divider);
}

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: 600;
  font-size: 14px; line-height: 1.2; color: var(--color-text); /* matches the .input's 14px —
     the pair sits side by side in sign-up rows */
  background: transparent; border: 1px solid transparent;
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: var(--radius-md);
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary {
  background: var(--color-bg);
  border-color: var(--color-neutral-300);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover {
  background: var(--color-neutral-100);
  border-color: var(--color-neutral-400);
}
.btn-secondary:active { background: var(--color-neutral-200); }
/* Neutro por defecto (ej. "Editar"); una acción destructiva como
   "Eliminar" pasa color:var(--color-accent-700) inline — es la única
   que debe llevar el acento. El hover seguidor de currentColor así
   se tiñe del mismo tono que cada botón. */
.btn-ghost {
  color: var(--color-text); padding-inline: var(--space-1);
  font-family: var(--font-body); font-weight: 600; font-size: 13px; gap: 5px;
}
.btn-ghost svg { width: 14px; height: 14px; }
.btn-ghost:hover { background: color-mix(in srgb, currentColor 10%, transparent); }
.btn-ghost:active { background: color-mix(in srgb, currentColor 18%, transparent); }
.btn-icon { width: 36px; height: 36px; padding: 0; }
.btn-block { width: 100%; margin-top: var(--space-2); justify-content: flex-start; text-align: left; }
/* Acción secundaria de guardado dentro de un formulario (no la acción
   principal de la pantalla): contorno y texto en acento, sin relleno —
   se rellena al pasar el mouse. Ver .card > .btn más abajo: un botón
   dentro de una tarjeta ya no se estira a todo el ancho por defecto. */
.btn-primary-subtle {
  background: transparent;
  color: var(--color-accent-700);
  border: 1px solid var(--color-accent);
}
.btn-primary-subtle:hover { background: var(--color-accent); color: var(--color-bg); }
.btn-primary-subtle:active { background: var(--color-accent-700); color: var(--color-bg); }

/* — forms — */
.field > label {
  display: block; font-size: 12px; font-weight: 600; margin-bottom: 5px;
  color: var(--color-neutral-700);
}
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-size: 14px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-bg);
  border: 1px solid var(--color-neutral-300); border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input:hover { border-color: var(--color-neutral-500); }
.input:focus-visible {
  border-color: var(--color-accent);
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 16%, transparent);
}
.input:disabled,
.input[readonly] {
  background: var(--color-neutral-100);
  color: var(--color-neutral-600);
  cursor: not-allowed;
  box-shadow: none;
}
textarea.input { min-height: 90px; resize: vertical; }
.radio { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.radio input, .seg-opt input {
  position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none;
}
.radio .dot {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--color-divider-strong);
}
.radio:hover .dot { border-color: var(--color-accent); }
.radio input:checked + .dot {
  border-color: var(--color-accent); background: var(--color-accent);
  box-shadow: inset 0 0 0 4px var(--color-bg);
}
.radio input:focus-visible + .dot { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.seg {
  display: inline-flex; overflow: hidden;
  border: 1px solid var(--color-neutral-300); border-radius: var(--radius-md);
}
.seg-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px; font-size: 13px; cursor: pointer;
}
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.seg-opt:has(input:focus-visible) { outline: 2px solid var(--color-accent); outline-offset: -2px; }

/* — cards — */
.card {
  display: flex; flex-direction: column; gap: var(--space-2);
  padding: var(--space-4); border-radius: var(--radius-md);
  background: var(--color-neutral-100);
  border: 1px solid var(--color-divider);
}
a.card, button.card {
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
a.card:hover, button.card:hover {
  border-color: var(--color-neutral-400);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
/* Sin esto, un .btn hijo directo de una tarjeta hereda el
   align-items:stretch por defecto del flex column y se estira a todo
   el ancho de la tarjeta (la barra roja de "Guardar X" a lo ancho). */
.card > .btn { align-self: flex-start; }

/* Mismo layout que .card (columna + gap) pero sin caja: un formulario
   que vive directo en el flujo de la página, separado por .grupo-titulo
   y espaciado en vez de por un fondo gris — regla del sistema: los
   formularios no van envueltos en una tarjeta. */
.form-plano { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.form-plano > .btn { align-self: flex-start; }
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.card-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 17px; line-height: 1.2;
}
.card-body { margin: 0; font-size: 13px; opacity: 0.8; flex: 1; }
.card-meta {
  display: flex; align-items: center; gap: 6px; font-size: 11px;
  color: color-mix(in srgb, var(--color-text) 50%, transparent);
}
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  font-weight: 600; font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em; padding: 3px 10px;
  border-radius: var(--radius-sm);
}
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-accent-2 { background: var(--color-accent-2-100); color: var(--color-accent-2-800); }
.tag-neutral { background: var(--color-neutral-200); color: var(--color-neutral-800); }
.tag-outline { border: 1px solid var(--color-accent); color: var(--color-accent); }

/* — navigation — */
.nav {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.nav-brand {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; margin-right: auto;
}
.nav a { color: inherit; text-decoration: none; font-size: 14px; }
.nav a:hover, .nav a[aria-current='page'] { color: var(--color-accent); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.table th {
  text-align: left; font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: color-mix(in srgb, var(--color-text) 60%, transparent);
  padding: var(--space-2); border-bottom: 2px solid var(--color-divider);
}
.table td {
  padding: var(--space-2);
  border-bottom: 1px solid var(--color-divider);
}
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop {
  position: fixed; inset: 0; display: grid; place-items: center;
  padding: var(--space-4);
  background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent);
}
.dialog {
  width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3);
  padding: var(--space-4); border-radius: var(--radius-lg);
  background: var(--color-bg); border: 1px solid var(--color-divider); box-shadow: var(--shadow-lg);
}
.dialog-title {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 20px;
}
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

/* — semaforización por vencimiento — */
/* Semántica operativa: verde = vigente, ámbar = por vencer, rojo = vencido. */
.punto-vencimiento {
  display: inline-block; width: 9px; height: 9px; border-radius: 50%;
  flex: none;
}
.punto-vencimiento.vigente { background: var(--color-ok-500); }
.punto-vencimiento.por-vencer { background: var(--color-warn-500); }
.punto-vencimiento.vencido { background: var(--color-accent-600); }

.leyenda-vencimiento {
  display: flex; flex-wrap: wrap; gap: var(--space-4);
  font-size: 12px; color: color-mix(in srgb, var(--color-text) 65%, transparent);
  margin-bottom: var(--space-3);
}
.leyenda-vencimiento > span { display: inline-flex; align-items: center; gap: 6px; }

/* Texto de estado a color (ej. "Vencido hace 2 días"/"Vence en 3 días"). */
.texto-vencimiento.vigente { color: var(--color-neutral-600); font-weight: 400; }
.texto-vencimiento.por-vencer { color: var(--color-warn-700); font-weight: 600; }
.texto-vencimiento.vencido { color: var(--color-accent-700); font-weight: 600; }