/* ============================================================
   Aplicacion mercatenerife — Estilos (mobile-first, responsive)
   Los colores se inyectan desde config.js mediante variables CSS.
   ============================================================ */
:root {
  --primario: #2E7D32;
  --primario-osc: #1B5E20;
  --secundario: #1976D2;
  --sobre-primario: #ffffff;
  --sobre-secundario: #ffffff;
  --bg: #f4f6f4;
  --card: #ffffff;
  --texto: #1c2b1c;
  --gris: #6b766b;
  --borde: #d8e0d8;
  --error: #c62828;
  --ok: #2E7D32;
  --radio: 14px;
  --sombra: 0 2px 10px rgba(0,0,0,.08);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--texto);
  font-size: 16px;
  padding-bottom: env(safe-area-inset-bottom);
}
.hidden { display: none !important; }

/* ---------- Cabecera ---------- */
.app-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 10px;
  background: var(--primario); color: var(--sobre-primario);
  padding: 10px 14px; padding-top: calc(10px + env(safe-area-inset-top));
  box-shadow: var(--sombra);
  transition: background .25s;
}
.header-titles { display: flex; flex-direction: column; line-height: 1.15; flex: 1; }
#headerTitle { font-size: .82rem; font-weight: 700; }
.header-user { font-size: .78rem; opacity: .9; }
.btn-icon {
  background: rgba(128,128,128,.22); border: none; color: var(--sobre-primario);
  width: 40px; height: 40px; border-radius: 10px; font-size: 1.2rem; cursor: pointer;
}

/* ---------- Pantallas ---------- */
.screen { max-width: 640px; margin: 0 auto; padding: 16px; animation: fade .2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.screen-head { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.screen-head h2 { margin: 0; font-size: 1.25rem; }
.btn-back {
  background: var(--card); border: 1px solid var(--borde); border-radius: 10px;
  width: 40px; height: 40px; font-size: 1.5rem; line-height: 1; cursor: pointer; color: var(--primario-osc);
}

/* ---------- Login ---------- */
.login-screen {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--primario), var(--primario-osc));
}
.login-card {
  background: var(--card); border-radius: 20px; padding: 28px 22px;
  width: 100%; max-width: 380px; box-shadow: 0 12px 40px rgba(0,0,0,.25);
  display: flex; flex-direction: column;
}
.login-brand { text-align: center; margin: 8px 0 0; font-size: 1.5rem; color: var(--primario); }
.login-brand-salitrero { color: #F4A91F; margin: 2px 0 18px; }
.login-sub { text-align: center; margin: 2px 0 18px; color: var(--gris); font-size: .9rem; }

/* ---------- Menú ---------- */
.menu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 8px; }
.menu-card {
  background: var(--card); border: 1px solid var(--borde); border-radius: var(--radio);
  padding: 26px 10px; font-size: 1rem; font-weight: 600; color: var(--texto);
  display: flex; flex-direction: column; align-items: center; gap: 10px; cursor: pointer;
  box-shadow: var(--sombra); text-align: center;
}
.menu-card:active { transform: scale(.97); }
.menu-card:first-child { grid-column: 1 / -1; }
.menu-emoji { font-size: 2.2rem; }

/* ---------- Formularios ---------- */
.form { display: flex; flex-direction: column; }
.form label { font-size: .82rem; font-weight: 600; color: var(--gris); margin: 12px 0 4px; }
.form input, .form select {
  font-size: 1.05rem; padding: 13px 12px; border: 1px solid var(--borde);
  border-radius: 11px; background: var(--card); color: var(--texto); width: 100%;
}
.form input:focus, .form select:focus { outline: 2px solid var(--primario); border-color: var(--primario); }

/* Lista de casillas (multi-selección visual, p. ej. categorías de Entradas) */
.checklist {
  border: 1px solid var(--borde); border-radius: 11px; background: var(--card);
  padding: 4px; max-height: 240px; overflow-y: auto;
}
.check-item {
  display: flex; align-items: center; gap: 12px; padding: 11px 10px;
  border-radius: 9px; cursor: pointer; font-size: 1.02rem;
}
.check-item + .check-item { border-top: 1px solid var(--borde); }
.check-item input[type="checkbox"] {
  width: 22px; height: 22px; flex: 0 0 auto; margin: 0; padding: 0; accent-color: var(--primario);
}
.check-item:active { background: rgba(0,0,0,.05); }
.checklist-empty { color: var(--gris); font-size: .9rem; padding: 10px 8px; margin: 0; }
.hint { font-size: .76rem; color: var(--gris); margin: 4px 0 0; }
.row-scan, .row-bulto { display: flex; gap: 8px; align-items: stretch; }
.row-scan input { flex: 1; }
.row-bulto .sel-bulto { flex: 0 0 40%; }
.row-bulto input { flex: 1; }

/* ---------- Registros recientes (últimas 24h) ---------- */
.registros { margin-top: 26px; }
.registros h3 { font-size: 1rem; margin: 0 0 10px; color: var(--texto); }
.reg-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.reg-empty { color: var(--gris); font-size: .9rem; padding: 6px 2px; }
.reg-item {
  display: flex; align-items: center; gap: 10px; justify-content: space-between;
  background: var(--card); border: 1px solid var(--borde); border-radius: 11px;
  padding: 10px 12px; box-shadow: var(--sombra);
}
.reg-info { display: flex; flex-direction: column; min-width: 0; }
.reg-titulo { font-weight: 600; font-size: .95rem; }
.reg-sub { font-size: .8rem; color: var(--gris); }
.reg-edit { flex: 0 0 auto; padding: 8px 14px; font-size: .9rem; width: auto; }

/* ---------- Botones ---------- */
.btn {
  font-size: 1.05rem; font-weight: 600; border: none; border-radius: 12px;
  padding: 14px 16px; cursor: pointer; transition: filter .15s; color: #fff;
}
.btn:active { filter: brightness(.9); }
.btn-block { width: 100%; margin-top: 18px; }
.btn-primary { background: var(--primario); color: var(--sobre-primario); }
.btn-secondary { background: var(--secundario); color: var(--sobre-secundario); }
.btn-scan { background: var(--primario); color: var(--sobre-primario); flex: 0 0 56px; font-size: 1.4rem; padding: 0; }

/* ---------- Caja peso neto ---------- */
.neto-box {
  display: flex; justify-content: space-between; align-items: center;
  background: #eaf3ea; border: 1px solid var(--borde); border-radius: 12px;
  padding: 14px 16px; margin-top: 16px; font-weight: 600;
}
.neto-val { font-size: 1.4rem; color: var(--primario-osc); }
.neto-val.neg { color: var(--error); }

/* ---------- Control ---------- */
.palet-info {
  background: #fff8ec; border: 1px solid #f0d9b0; border-radius: 12px;
  padding: 12px 14px; margin: 12px 0; font-size: .9rem;
}
.palet-info ul { margin: 6px 0 0; padding-left: 18px; }
.control-calc { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; margin-top: 16px; }
.calc-item {
  background: var(--card); border: 1px solid var(--borde); border-radius: 12px;
  padding: 12px 6px; text-align: center; display: flex; flex-direction: column; gap: 4px;
}
.calc-item span { font-size: .72rem; color: var(--gris); }
.calc-item strong { font-size: 1.1rem; }
.calc-item.alerta strong { color: var(--error); }
.aviso-desglose {
  background: #fff3f3; border: 1px solid #f3c2c2; color: var(--error);
  border-radius: 12px; padding: 14px; margin-top: 16px; font-size: .9rem;
}

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 80;
  display: flex; align-items: flex-start; justify-content: center; overflow-y: auto; padding: 16px;
}
.modal-card {
  background: var(--card); border-radius: 18px; padding: 20px; width: 100%; max-width: 480px;
  margin: auto; box-shadow: 0 20px 60px rgba(0,0,0,.4);
}
.modal-card h3 { margin: 0 0 4px; color: var(--primario); }

/* ---------- Escáner ---------- */
.scanner-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.9); z-index: 90;
  display: flex; align-items: center; justify-content: center; padding: 16px;
}
.scanner-box { width: 100%; max-width: 680px; }
#reader { width: 100%; position: relative; border-radius: 14px; overflow: hidden; background: #000; }
/* Encajar el vídeo/lienzo de Quagga (y html5-qrcode) al ancho, sin zoom ni recorte. */
#reader video, #reader canvas { width: 100% !important; height: auto !important; display: block; }
#reader canvas.drawingBuffer { position: absolute; top: 0; left: 0; }
.scanner-hint { color: #fff; font-size: .85rem; text-align: center; margin: 10px 2px; opacity: .9; }

/* ---------- Toast / Spinner ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%);
  background: #263026; color: #fff; padding: 13px 20px; border-radius: 30px;
  z-index: 100; font-size: .92rem; box-shadow: var(--sombra); max-width: 90%; text-align: center;
}
.toast.ok { background: var(--ok); }
.toast.err { background: var(--error); }
.spinner-overlay {
  position: fixed; inset: 0; background: rgba(255,255,255,.6); z-index: 110;
  display: flex; align-items: center; justify-content: center;
}
.spinner {
  width: 46px; height: 46px; border: 5px solid var(--borde);
  border-top-color: var(--primario); border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error-msg { color: var(--error); font-size: .88rem; min-height: 1.1em; margin: 10px 0 0; text-align: center; }
.form-msg { font-size: .9rem; min-height: 1.1em; margin: 10px 0 0; text-align: center; }
.form-msg.ok { color: var(--ok); }
.form-msg.err { color: var(--error); }

/* ---------- Escritorio ---------- */
@media (min-width: 720px) {
  .menu-grid { grid-template-columns: repeat(3, 1fr); }
  .menu-card:first-child { grid-column: auto; }
}