/* ============================================================
   Tarrimas Bimbo — Estilos principales
   Paleta: azul #0055A4 · rojo #E30613 · azul oscuro #003D7A · amarillo #FFD500
   Tipografía: Syne (títulos) · DM Sans (cuerpo)
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue:    #0055A4;
  --blue-dk: #003D7A;
  --blue-lt: #E6F1FB;
  --red:     #E30613;
  --red-lt:  #FCEBEB;
  --yellow:  #FFD500;
  --gray-50: #F8F8F6;
  --gray-100:#EDEDEB;
  --gray-300:#C4C3BC;
  --gray-500:#7A7972;
  --gray-700:#3D3D3A;
  --white:   #FFFFFF;
  --shadow:  0 1px 4px rgba(0,0,0,.08);
  --radius:  10px;
  --radius-lg: 14px;
}

body { font-family: 'DM Sans', sans-serif; font-size: 15px; color: var(--gray-700); background: var(--gray-50); line-height: 1.6; }

/* ── Navbar ── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; gap: 1rem;
  padding: 0 1.5rem; height: 56px;
  background: var(--white); border-bottom: 0.5px solid var(--gray-100);
  box-shadow: var(--shadow);
}
.nav-brand { display: flex; align-items: center; gap: 10px; margin-right: 1rem; }
.brand-mark { width: 32px; height: 32px; border-radius: 8px; background: var(--blue); color: #fff; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 16px; display: flex; align-items: center; justify-content: center; }
.brand-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 16px; color: var(--blue-dk); }
.brand-accent { color: var(--red); }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-link { padding: 6px 12px; border-radius: 7px; text-decoration: none; font-size: 14px; font-weight: 500; color: var(--gray-500); transition: all .15s; }
.nav-link:hover { background: var(--gray-50); color: var(--blue); }
.nav-link.active { background: var(--blue-lt); color: var(--blue); }
.nav-user { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.user-badge { padding: 3px 10px; border-radius: 20px; font-size: 11px; font-weight: 500; }
.user-badge.admin { background: var(--blue-lt); color: var(--blue); }
.user-badge.usuario { background: #EAF3DE; color: #3B6D11; }
.user-name { font-size: 13px; color: var(--gray-500); }
.btn-logout { font-size: 13px; color: var(--gray-500); text-decoration: none; padding: 4px 10px; border-radius: 6px; border: 0.5px solid var(--gray-100); transition: all .15s; }
.btn-logout:hover { border-color: var(--red); color: var(--red); }

/* ── Contenedor principal ── */
.container { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }
.container-sm { max-width: 500px; margin: 0 auto; padding: 2rem 1.5rem; }

/* ── Page header ── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; flex-wrap: wrap; gap: .75rem; }
.page-title { font-family: 'Syne', sans-serif; font-size: 22px; font-weight: 700; color: var(--blue-dk); }
.page-sub { font-size: 14px; color: var(--gray-500); margin-top: 2px; }

/* ── Cards ── */
.card { background: var(--white); border: 0.5px solid var(--gray-100); border-radius: var(--radius-lg); padding: 1.25rem 1.5rem; margin-bottom: 1.25rem; }
.card-title { font-family: 'Syne', sans-serif; font-size: 15px; font-weight: 700; color: var(--blue); margin-bottom: 1rem; }

/* ── Stat grid ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 1.5rem; }
.stat-card { background: var(--white); border: 0.5px solid var(--gray-100); border-radius: var(--radius); padding: 1rem 1.25rem; }
.stat-num { font-family: 'Syne', sans-serif; font-size: 28px; font-weight: 700; color: var(--blue); }
.stat-lbl { font-size: 12px; color: var(--gray-500); margin-top: 2px; }
.stat-card.red .stat-num { color: var(--red); }
.stat-card.yellow .stat-num { color: #B07800; }

/* ── Formularios ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group.span2 { grid-column: span 2; }
label { font-size: 12px; font-weight: 500; color: var(--gray-500); }
input[type=text], input[type=password], input[type=date], input[type=number], input[type=email], select, textarea {
  height: 38px; padding: 0 12px; border: 0.5px solid var(--gray-300); border-radius: 8px;
  font-size: 14px; font-family: 'DM Sans', sans-serif; background: var(--white); color: var(--gray-700);
  outline: none; transition: border .15s;
}
textarea { height: auto; padding: 10px 12px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,85,164,.08); }
input.barcode-field { font-family: monospace; font-size: 18px; letter-spacing: 3px; text-align: center; }

/* ── Botones ── */
.btn { display: inline-flex; align-items: center; gap: 6px; height: 38px; padding: 0 16px; border-radius: 8px; border: 0.5px solid var(--gray-300); background: var(--white); font-family: 'DM Sans', sans-serif; font-size: 14px; font-weight: 500; cursor: pointer; color: var(--gray-700); text-decoration: none; transition: all .15s; }
.btn:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-lt); }
.btn-primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-primary:hover { background: var(--blue-dk); border-color: var(--blue-dk); color: #fff; }
.btn-danger { background: var(--red); color: #fff; border-color: var(--red); }
.btn-danger:hover { background: #B00510; border-color: #B00510; color: #fff; }
.btn-sm { height: 30px; padding: 0 12px; font-size: 13px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 1rem; }

/* ── Tabla ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; padding: 10px 14px; border-bottom: 0.5px solid var(--gray-100); font-size: 12px; font-weight: 500; color: var(--gray-500); background: var(--gray-50); }
td { padding: 10px 14px; border-bottom: 0.5px solid var(--gray-100); color: var(--gray-700); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--gray-50); }

/* ── Badges ── */
.badge { display: inline-flex; align-items: center; padding: 2px 9px; border-radius: 20px; font-size: 11px; font-weight: 500; }
.badge-blue   { background: var(--blue-lt); color: var(--blue); }
.badge-red    { background: var(--red-lt);  color: #A32D2D; }
.badge-green  { background: #EAF3DE; color: #3B6D11; }
.badge-yellow { background: #FAEEDA; color: #854F0B; }
.badge-gray   { background: var(--gray-100); color: var(--gray-500); }

/* ── Alerts ── */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 14px; margin-bottom: 1rem; border: 0.5px solid; }
.alert-success { background: #EAF3DE; border-color: #C0DD97; color: #27500A; }
.alert-error   { background: var(--red-lt); border-color: #F09595; color: #791F1F; }
.alert-info    { background: var(--blue-lt); border-color: #B5D4F4; color: var(--blue-dk); }

/* ── Login ── */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--gray-50); }
.login-card { background: var(--white); border: 0.5px solid var(--gray-100); border-radius: var(--radius-lg); padding: 2.5rem 2rem; width: 100%; max-width: 400px; box-shadow: 0 4px 24px rgba(0,0,0,.06); }
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo .brand-mark-lg { width: 56px; height: 56px; border-radius: 14px; background: var(--blue); color: #fff; font-family: 'Syne', sans-serif; font-weight: 700; font-size: 28px; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.login-logo h1 { font-family: 'Syne', sans-serif; font-size: 20px; font-weight: 700; color: var(--blue-dk); }
.login-logo p { font-size: 13px; color: var(--gray-500); margin-top: 4px; }

/* ── Escanear / QR ── */
.scan-box { border: 1.5px dashed var(--blue); border-radius: var(--radius-lg); padding: 2.5rem 1.5rem; text-align: center; background: var(--blue-lt); cursor: pointer; transition: all .2s; }
.scan-box:hover { border-color: var(--red); background: var(--red-lt); }
.scan-title { font-family: 'Syne', sans-serif; font-size: 16px; font-weight: 700; color: var(--blue); margin-bottom: 4px; }
.scan-hint { font-size: 13px; color: var(--gray-500); }

.result-header { background: var(--blue); padding: 1.25rem 1.5rem; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.result-header h2 { font-family: 'Syne', sans-serif; font-size: 20px; font-weight: 700; color: #fff; }
.result-header p { font-size: 13px; color: rgba(255,255,255,.75); margin-top: 2px; }
.result-body { background: var(--white); border: 0.5px solid var(--gray-100); border-top: none; border-radius: 0 0 var(--radius-lg) var(--radius-lg); padding: 1.25rem 1.5rem; }
.result-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 1rem; }
.result-stat { background: var(--gray-50); border-radius: var(--radius); padding: .75rem; text-align: center; }
.result-stat .num { font-family: 'Syne', sans-serif; font-size: 24px; font-weight: 700; color: var(--blue); }
.result-stat .lbl { font-size: 11px; color: var(--gray-500); margin-top: 2px; }

/* ── QR / Barcode display ── */
.code-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 1.5rem; }
.code-canvas { border: 0.5px solid var(--gray-100); border-radius: var(--radius); padding: 10px; background: #fff; }

/* ── Toast ── */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px); background: var(--blue); color: #fff; padding: 10px 22px; border-radius: 10px; font-size: 14px; font-weight: 500; transition: transform .3s; z-index: 9999; pointer-events: none; white-space: nowrap; }
.toast.show { transform: translateX(-50%) translateY(0); }

/* ── Caducidad colores ── */
.cad-ok   { color: #3B6D11; }
.cad-warn { color: #854F0B; }
.cad-expired { color: var(--red); font-weight: 500; }

/* ── Drop zone import ── */
.drop-zone { border: 2px dashed var(--gray-300); border-radius: var(--radius-lg); padding: 2.5rem; text-align: center; cursor: pointer; transition: all .2s; }
.drop-zone.drag-over, .drop-zone:hover { border-color: var(--blue); background: var(--blue-lt); }

/* ── Responsive ── */
@media (max-width: 700px) {
  .navbar { padding: 0 1rem; }
  .nav-links { display: none; }
  .container { padding: 1rem; }
  .form-grid, .form-grid-3 { grid-template-columns: 1fr; }
  .form-group.span2 { grid-column: span 1; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}