/* ============================================================
   AESAN Checker — Stylesheet v2
   ============================================================ */

:root {
  --azul:    #1A5276;
  --azul-d:  #154360;
  --azul-l:  #D6EAF8;
  --rojo:    #C0392B;
  --verde:   #1E8449;
  --naranja: #E67E22;
  --gris-f:  #F4F6F6;
  --gris-b:  #BDC3C7;
  --sbar-w:  230px;
}

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

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: .92rem;
  background: #f0f2f5;
  color: #2C3E50;
}

/* ── SIDEBAR ─────────────────────────────────────────────────── */
.sidebar {
  width: var(--sbar-w);
  min-height: 100vh;
  background: var(--azul);
  position: fixed;
  top: 0; left: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  box-shadow: 2px 0 8px rgba(0,0,0,.15);
}

.sidebar .brand {
  padding: 1.1rem 1rem;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,.15);
  display: flex;
  align-items: center;
  gap: .5rem;
  white-space: nowrap;
}

.sidebar .nav-section {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: rgba(255,255,255,.4);
  padding: .9rem 1rem .25rem;
  margin-top: .25rem;
}

.sidebar .nav-link {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.78);
  padding: .5rem 1rem;
  border-radius: 6px;
  margin: 2px 8px;
  text-decoration: none;
  font-size: .88rem;
  transition: background .15s, color .15s;
  white-space: nowrap;
}

.sidebar .nav-link:hover {
  background: rgba(255,255,255,.15);
  color: #fff;
}

.sidebar .nav-link.active {
  background: rgba(255,255,255,.2);
  color: #fff;
  font-weight: 600;
}

.sidebar .nav-link i {
  font-size: 1rem;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: .9rem 1rem;
  border-top: 1px solid rgba(255,255,255,.15);
  font-size: .8rem;
  color: rgba(255,255,255,.6);
  margin-top: auto;
}

/* ── MAIN CONTENT ────────────────────────────────────────────── */
.main-content {
  margin-left: var(--sbar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: #fff;
  border-bottom: 1px solid #dee2e6;
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}

.topbar h5 {
  margin: 0;
  font-weight: 700;
  color: var(--azul);
}

.page-body {
  padding: 1.5rem;
  flex: 1;
}

/* ── FLASH MESSAGES ──────────────────────────────────────────── */
.flash-msg {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 9999;
  min-width: 320px;
  max-width: 480px;
}

/* ── STAT CARDS ──────────────────────────────────────────────── */
.stat-card {
  background: #fff;
  border-radius: 10px;
  padding: 1rem 1.2rem;
  border-left: 4px solid var(--azul);
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  transition: transform .2s, box-shadow .2s;
}

.stat-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.1); }
.stat-card.verde { border-left-color: var(--verde); }
.stat-card.rojo  { border-left-color: var(--rojo); }
.stat-card.nara  { border-left-color: var(--naranja); }

.stat-card .stat-num {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--azul);
}

.stat-card.verde .stat-num { color: var(--verde); }
.stat-card.rojo  .stat-num { color: var(--rojo); }
.stat-card.nara  .stat-num { color: var(--naranja); }

/* ── TABLA PRODUCTOS ─────────────────────────────────────────── */
.tabla-productos thead th {
  background: var(--azul);
  color: #fff;
  font-weight: 600;
  border: none;
  white-space: nowrap;
}

.tabla-productos td { vertical-align: middle; }
.tabla-productos tr.estado-ok         { background: #e8f5e9; border-left: 3px solid #1E8449; }
.tabla-productos tr.estado-incompleto { background: #fff3f3; border-left: 3px solid #C0392B; }

/* ── PROGRESS BAR ────────────────────────────────────────────── */
.prog-wrap {
  width: 100%;
  background: #e9ecef;
  border-radius: 99px;
  height: 7px;
  overflow: hidden;
}

.prog-bar {
  height: 7px;
  border-radius: 99px;
  background: var(--verde);
  transition: width .4s ease;
}

.prog-bar.bajo   { background: var(--rojo); }
.prog-bar.medio  { background: var(--naranja); }

/* ── WIZARD ──────────────────────────────────────────────────── */
.wizard-steps {
  display: flex;
  margin-bottom: 1.5rem;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,.08);
}

.wizard-step {
  flex: 1;
  text-align: center;
  padding: .65rem .4rem;
  background: #e9ecef;
  font-size: .78rem;
  font-weight: 600;
  color: #6c757d;
  text-decoration: none;
  transition: background .15s;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%, 10px 50%);
  margin-right: 2px;
}

.wizard-step:first-child {
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 0 100%);
  border-radius: 8px 0 0 8px;
}

.wizard-step:last-child {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%, 10px 50%);
  border-radius: 0 8px 8px 0;
  margin-right: 0;
}

.wizard-step.active    { background: var(--azul); color: #fff; }
.wizard-step.done      { background: var(--verde); color: #fff; }
.wizard-step.has-error { background: var(--rojo);  color: #fff; }
.wizard-step:hover:not(.active):not(.done) { background: #d0d5db; }

.wizard-card {
  background: #fff;
  border-radius: 12px;
  padding: 1.8rem;
  box-shadow: 0 2px 10px rgba(0,0,0,.07);
}

/* ── FORM FIELDS AESAN ───────────────────────────────────────── */
.campo-aesan label { font-weight: 600; color: var(--azul); }
.campo-aesan .form-text { font-size: .77rem; }
.campo-aesan.critico label::after { content: ' *'; color: var(--rojo); font-weight: 400; }

/* ── ALÉRGENOS TAGS ──────────────────────────────────────────── */
.alg-tag {
  display: inline-block;
  background: #fff3cd;
  border: 1px solid #ffc107;
  color: #856404;
  border-radius: 4px;
  padding: 3px 10px;
  font-size: .78rem;
  margin: 3px;
  cursor: pointer;
  transition: all .15s;
  user-select: none;
}

.alg-tag:hover  { opacity: .85; }
.alg-tag.active { background: var(--rojo); border-color: var(--rojo); color: #fff; }

/* ── PREVIEW BLOQUE AESAN ────────────────────────────────────── */
.preview-aesan {
  background: #f8f9fa;
  border: 1px solid #dee2e6;
  border-left: 4px solid var(--azul);
  border-radius: 8px;
  padding: 1.2rem;
  font-size: .88rem;
}

.preview-aesan h3 { font-size: 1rem; color: var(--azul); margin-bottom: .8rem; }

/* ── BLOQUE AESAN (en preview y exportado) ───────────────────── */
.info-alimentaria { font-family: sans-serif; font-size: .9rem; line-height: 1.6; }
.info-alimentaria h3 {
  font-size: 1rem; color: var(--azul);
  border-bottom: 2px solid var(--azul);
  padding-bottom: .3rem; margin-bottom: .8rem;
}
.info-alimentaria .alergeno { font-weight: 700; color: var(--rojo); }
.info-alimentaria ul { padding-left: 1.2rem; margin: .3rem 0; }

.tabla-nutricional { width: 100%; border-collapse: collapse; font-size: .85rem; margin-top: .5rem; }
.tabla-nutricional caption { font-weight: 700; text-align: left; padding-bottom: .3rem; }
.tabla-nutricional th, .tabla-nutricional td { border: 1px solid #dee2e6; padding: 4px 10px; }
.tabla-nutricional thead th { background: #343a40; color: #fff; }

/* ── LOGIN ───────────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--azul) 0%, var(--azul-d) 100%);
  padding: 1rem;
}

.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 40px rgba(0,0,0,.25);
}

/* ── DROPZONE ────────────────────────────────────────────────── */
.dropzone {
  border: 2px dashed #adb5bd;
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .2s;
  background: #fafafa;
}

.dropzone:hover, .dropzone.drag-over {
  border-color: var(--azul);
  background: #eaf0fb;
  transform: scale(1.01);
}

/* ── PAGINACIÓN ──────────────────────────────────────────────── */
.pagination-sm .page-link { font-size: .8rem; padding: .3rem .6rem; }

/* ── BADGES ──────────────────────────────────────────────────── */
.badge { font-weight: 500; }

/* ── CARDS GENERALES ─────────────────────────────────────────── */
.card { border: 1px solid rgba(0,0,0,.08); border-radius: 10px; }
.card-header { padding: .8rem 1rem; border-bottom: 1px solid rgba(0,0,0,.07); }

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    min-height: auto;
    position: relative;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .main-content { margin-left: 0; }
  .sidebar .nav-link { padding: .4rem .7rem; }
  .page-body { padding: 1rem; }
  .wizard-step { font-size: .7rem; padding: .5rem .2rem; }
}

/* ── UTILITIES ───────────────────────────────────────────────── */
.text-azul  { color: var(--azul) !important; }
.bg-azul    { background: var(--azul) !important; }
.border-azul{ border-color: var(--azul) !important; }
.font-monospace { font-family: 'Courier New', monospace; }

code { background: #f0f2f5; padding: 1px 5px; border-radius: 3px;
       font-size: .85em; color: var(--rojo); }