/* =====================================================================
   cale-design.css · Implementación de DESIGN.md v1 (viajescale3.0/app/docs/DESIGN.md)
   Tokens (§3) + componentes con prefijo c- (§4). Carga después de cualquier framework (Materialize, etc.).
   ===================================================================== */
:root {
  --rojo: #f32735; --rojo-2: #ff4653; --rojo-claro: #f54b57; --rojo-oscuro: #d81e2a;
  --azul: #23244d; --azul-2: #2f3170; --verde: #95d600;
  --negro: #0b0b14; --negro-2: #10101b; --panel: #161624; --panel-2: #1c1c2d; --papel: #f7f1ed;
  --vidrio: rgba(14, 14, 26, .72);
  --texto: #f4f4f7; --tenue: rgba(244, 244, 247, .64); --apagado: rgba(244, 244, 247, .16);
  --linea: rgba(255, 255, 255, .1); --linea-fuerte: rgba(255, 255, 255, .22);
  --exito: #95d600; --aviso: #f2b24a; --error: #ff4653; --info: #9aa0ff;
  --display: 'Big Shoulders Display', 'Arial Narrow', Impact, sans-serif;
  --cuerpo: 'Inter Tight', system-ui, sans-serif;
  --mono: 'Geist Mono', ui-monospace, monospace;
  --gutter: clamp(16px, 5vw, 72px); --nav-h: 58px;
  --r-xs: 4px; --r-sm: 10px; --r-md: 14px; --r-lg: 22px; --r-xl: 26px; --r-pill: 999px;
  --sombra-1: 0 10px 26px rgba(0, 0, 0, .35);
  --sombra-2: 0 30px 80px -30px rgba(0, 0, 0, .7);
  --sombra-3: 0 40px 100px -30px rgba(0, 0, 0, .8);
  --sombra-rojo: 0 14px 40px -12px rgba(243, 39, 53, .8);
  --anillo-foco: 0 0 0 4px rgba(243, 39, 53, .18);
  --ease: cubic-bezier(.2, .7, .1, 1); --ease-rebote: cubic-bezier(.3, 1.3, .5, 1);
  --t-rapido: .2s; --t-medio: .35s;
  color-scheme: dark;
}
@media (min-width: 760px) { :root { --nav-h: 66px; } }
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--negro); color: var(--texto); font: 400 clamp(1rem, .95rem + .25vw, 1.125rem)/1.55 var(--cuerpo); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }   /* ningún componente debe pisar el atributo hidden */
:focus-visible { outline: 2px solid var(--rojo-2); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; } }

/* 4.1 Encabezado de bloque */
.c-kicker { display: flex; align-items: center; gap: .7em; margin: 0; font: 500 .72rem/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--tenue); }
.c-kicker::before { content: ""; width: 18px; height: 3px; background: var(--rojo); flex: none; }
.c-titulo { margin: .75rem 0 0; font: 900 clamp(1.8rem, 1.2rem + 1.6vw, 2.6rem)/.95 var(--display); text-transform: uppercase; text-wrap: balance; }
.c-titulo--heroe { font-size: clamp(3rem, 1.6rem + 6.4vw, 8.4rem); line-height: .86; }
.c-bajada { margin: 1rem 0 0; max-width: 42ch; color: var(--tenue); }
.c-rojo { color: var(--rojo); }

/* 4.2 Botones */
.c-btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; border: 0; border-radius: var(--r-pill); padding: .8em 1.4em; background: var(--rojo); color: #fff; font: 700 .92rem/1 var(--cuerpo); text-decoration: none; cursor: pointer; white-space: nowrap; box-shadow: var(--sombra-rojo); transition: background var(--t-rapido), translate var(--t-rapido) var(--ease), box-shadow var(--t-rapido); }
.c-btn svg { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.c-btn:hover { background: var(--rojo-2); translate: 0 -2px; }
.c-btn:active { background: var(--rojo-oscuro); translate: none; }
.c-btn:disabled, .c-btn[aria-disabled="true"] { background: rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .55); box-shadow: none; translate: none; cursor: default; }
.c-btn--sec { background: rgba(255, 255, 255, .06); color: var(--texto); box-shadow: none; border: 1px solid var(--linea-fuerte); }
.c-btn--sec:hover { background: rgba(255, 255, 255, .12); }
.c-btn--peligro { background: transparent; color: var(--rojo-2); box-shadow: none; border: 1px solid rgba(255, 70, 83, .5); }
.c-btn--peligro:hover { background: var(--rojo); color: #fff; }
.c-btn--ancho { width: 100%; }
.c-btn--listo { animation: c-latido 1.6s ease-in-out infinite; }
@keyframes c-latido { 0%, 100% { box-shadow: var(--sombra-rojo), 0 0 0 0 rgba(243, 39, 53, .5); } 50% { box-shadow: var(--sombra-rojo), 0 0 0 12px rgba(243, 39, 53, 0); } }
.c-accion { display: inline-flex; align-items: center; gap: .6em; border: 0; background: none; padding: .5em .1em; cursor: pointer; text-decoration: none; font: 500 .72rem/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .78);
  background-image: linear-gradient(var(--rojo), var(--rojo)); background-size: 0 2px; background-repeat: no-repeat; background-position: 0 100%; transition: color var(--t-rapido), background-size var(--t-medio) var(--ease); }
.c-accion svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.c-accion:hover, .c-accion:focus-visible { color: #fff; background-size: 100% 2px; }

/* 4.3 Campos */
.c-campo { display: grid; gap: .45rem; align-content: start; }
.c-campo__lbl { font: 500 .66rem/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--tenue); }
.c-campo input, .c-campo select, .c-campo textarea { width: 100%; min-width: 0; font: 500 1rem/1.2 var(--cuerpo); color: var(--texto); padding: .95em 1.1em; border-radius: var(--r-md); background: rgba(11, 11, 20, .72); border: 1.5px solid var(--linea-fuerte); transition: border-color var(--t-rapido), box-shadow var(--t-rapido); }
.c-campo select { appearance: none; padding-right: 2.6em; background: rgba(11, 11, 20, .72) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23f32735' stroke-width='2'/%3E%3C/svg%3E") no-repeat right 1.1em center/11px; }
.c-campo option { color: #111; }
.c-campo input::placeholder, .c-campo textarea::placeholder { color: rgba(244, 244, 247, .4); }
.c-campo input:focus, .c-campo select:focus, .c-campo textarea:focus { outline: none; border-color: var(--rojo); box-shadow: var(--anillo-foco); }
.c-campo__ayuda { font-size: .8rem; color: var(--tenue); }
.c-campo--error input, .c-campo--error select { border-color: var(--error); }
.c-campo__error { font-size: .84rem; color: var(--error); }

/* 4.4 Chips */
.c-chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.c-chip { display: inline-flex; align-items: center; gap: .5em; font: 500 .86rem/1 var(--cuerpo); padding: .55em 1em; border-radius: var(--r-pill); border: 1px solid var(--linea-fuerte); background: rgba(255, 255, 255, .05); color: var(--texto); cursor: pointer; transition: background var(--t-rapido), border-color var(--t-rapido), color var(--t-rapido), translate var(--t-rapido) var(--ease); }
.c-chip:hover { border-color: rgba(255, 255, 255, .6); translate: 0 -1px; }
.c-chip i { font: 500 .64rem/1 var(--mono); font-style: normal; letter-spacing: .1em; color: var(--rojo-claro); }
.c-chip[aria-checked="true"] { background: #fff; color: var(--azul); border-color: #fff; font-weight: 600; }
.c-chip--accion[aria-checked="true"] { background: var(--rojo); border-color: var(--rojo); color: #fff; }
.c-chip--accion[aria-checked="true"] i { color: #fff; }

/* 4.5 Tarjetas */
.c-tarjeta { background: var(--panel); border: 1px solid var(--linea); border-radius: var(--r-lg); padding: 18px 20px; }
.c-tarjeta--clic { cursor: pointer; transition: background var(--t-rapido), border-color var(--t-rapido), translate var(--t-rapido); }
.c-tarjeta--clic:hover { background: var(--panel-2); border-color: rgba(243, 39, 53, .5); translate: 0 -3px; }
.c-tarjeta--vidrio { background: var(--vidrio); border-color: rgba(255, 255, 255, .12); backdrop-filter: blur(16px) saturate(1.2); -webkit-backdrop-filter: blur(16px) saturate(1.2); box-shadow: var(--sombra-2); }
.c-tarjeta--roja { background: var(--rojo); border-color: var(--rojo); color: #fff; }
.c-tarjeta--azul { background: var(--azul); border-color: var(--azul-2); color: #fff; }
.c-cifra { margin: 0; font: 900 clamp(2.6rem, 1.6rem + 3vw, 4.4rem)/.85 var(--display); font-variant-numeric: tabular-nums; }
.c-cifra-txt { margin: .5rem 0 0; font: 600 .9rem/1.3 var(--cuerpo); color: rgba(255, 255, 255, .88); }

/* 4.6 Modal */
.c-modal { position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 16px; background: rgba(6, 6, 12, .72); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.c-modal[hidden] { display: none; }
.c-modal__caja { width: min(640px, 100%); max-height: calc(100svh - 32px); overflow: auto; display: grid; gap: 1rem; padding: clamp(20px, 3vw, 32px); border-radius: var(--r-xl); background: #12121e; border: 1px solid rgba(255, 255, 255, .14); box-shadow: var(--sombra-3); animation: c-entra .45s var(--ease) both; }
.c-modal__pie { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding-top: .8rem; border-top: 1px dashed rgba(255, 255, 255, .16); }
@keyframes c-entra { from { opacity: 0; transform: translateY(30px) scale(.97); } }

/* 4.7 Avisos */
.c-aviso { position: relative; display: block; padding: .75em 1em .75em 2.3em; border-radius: var(--r-md); background: rgba(11, 11, 20, .9); border: 1px solid currentColor; font: 500 .76rem/1.45 var(--mono); letter-spacing: .02em; color: var(--aviso); }
.c-aviso::before { content: ""; position: absolute; left: 1em; top: 1.15em; width: 9px; height: 9px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; }
.c-aviso--aviso::before { animation: c-parpadeo .9s steps(2) infinite; }
.c-aviso--error { color: var(--error); }
.c-aviso--exito { color: var(--exito); }
.c-aviso--info { color: var(--info); }
.c-aviso b { color: #fff; font-weight: 600; }
@keyframes c-parpadeo { 50% { opacity: .25; } }

/* 4.8 Tabla */
.c-tabla { width: 100%; border-collapse: collapse; font-size: .92rem; }
.c-tabla th { text-align: left; padding: 10px; border-bottom: 1px solid var(--linea); font: 500 .64rem/1.3 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--tenue); }
.c-tabla td { padding: 12px 10px; border-bottom: 1px solid var(--linea); vertical-align: middle; }
.c-tabla tbody tr { transition: background var(--t-rapido); }
.c-tabla tbody tr:hover { background: var(--panel-2); }
.c-tabla .num { text-align: right; font-variant-numeric: tabular-nums; }
@media (max-width: 759px) {
  .c-tabla thead { display: none; }
  .c-tabla tr { display: grid; gap: 4px; padding: 12px; margin-bottom: 10px; border: 1px solid var(--linea); border-radius: var(--r-md); background: var(--panel); }
  .c-tabla td { padding: 2px 0; border: 0; display: flex; justify-content: space-between; gap: 12px; }
  .c-tabla td::before { content: attr(data-lbl); font: 500 .62rem/1.6 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--tenue); }
  .c-tabla .num { text-align: left; }
}

/* 4.9 Insignias */
.c-insignia { display: inline-flex; align-items: center; gap: .4em; padding: .45em .65em; border-radius: var(--r-pill); border: 1px solid currentColor; font: 500 .62rem/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; }
.c-insignia--exito { color: var(--exito); } .c-insignia--error { color: var(--error); } .c-insignia--aviso { color: var(--aviso); } .c-insignia--info { color: var(--info); }
.c-insignia--lleno { background: var(--exito); border-color: var(--exito); color: var(--negro); }

/* 4.10 Barras de navegación (Panel) */
.c-barra { position: sticky; top: 0; z-index: 50; height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 0 clamp(16px, 2.4vw, 32px); background: rgba(11, 11, 20, .82); backdrop-filter: blur(14px); border-bottom: 1px solid var(--linea); }
.c-barra__logo img { height: 14px; width: auto; }
.c-usuario { display: inline-flex; align-items: center; gap: .55em; padding: .65em .95em; border-radius: var(--r-pill); border: 1px solid var(--linea); background: rgba(255, 255, 255, .04); font: 600 .66rem/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.c-usuario::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--verde); box-shadow: 0 0 0 3px rgba(149, 214, 0, .18); }
.c-lateral { background: var(--azul); padding: 18px 12px; display: grid; align-content: start; gap: 4px; position: sticky; top: 0; height: 100svh; overflow-y: auto; }
.c-lateral a { display: flex; align-items: center; gap: .7em; padding: .7em .9em; border-radius: var(--r-md); color: rgba(255, 255, 255, .82); text-decoration: none; font: 600 .9rem/1.2 var(--cuerpo); transition: background var(--t-rapido), color var(--t-rapido); }
.c-lateral a svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.c-lateral a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.c-lateral a[aria-current="page"] { background: var(--rojo); color: #fff; }

/* 4.11 Documento imprimible */
.c-documento { background: var(--papel); color: #111; border-radius: var(--r-md); overflow: hidden; font-family: var(--cuerpo); -webkit-print-color-adjust: exact; print-color-adjust: exact; }
.c-documento__head { display: flex; align-items: center; gap: 18px; padding: 12px 18px; background: var(--rojo); color: #fff; }
.c-documento__head--azul { background: var(--azul); }
.c-documento__head img { width: 96px; height: auto; }
.c-documento__titulo { font: 900 1.3rem/1 var(--display); letter-spacing: .14em; }
.c-documento__cuerpo { display: grid; grid-template-columns: 1fr auto; border: 1px solid #e2d8d1; border-top: 0; border-radius: 0 0 var(--r-md) var(--r-md); }
.c-documento__izq { padding: 16px 18px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.c-documento__talon { padding: 16px 18px; border-left: 2px dashed #c9c9c9; display: grid; place-items: center; }
.c-doc-lbl { display: block; font-size: 9px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: #555; }
.c-doc-val { display: block; font-size: 13px; font-weight: 700; }

/* Utilidades mínimas */
.c-pila { display: grid; gap: 16px; }
.c-fila { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.c-rejilla { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.c-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }