/* ============================================================
   MAIN.CSS — Sistema de diseño global
   IAM Repuestos — Premium Tech UI
   ============================================================ */

/* Google Fonts — Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700;800&display=swap');

/* ---- Variables de color ---- */
:root {
  --navy:      #0A192F;
  --navy-light:#112240;
  --orange:    #FF6B35;
  --orange-dark:#e05520;
  --cyan:      #00E5FF;
  --bg:        #F4F7F9;
  --text:      #333333;
  --text-muted:#6c757d;
  --white:     #FFFFFF;
  --whatsapp:  #25D366;
  --whatsapp-dark: #1da851;
  --success:   #28a745;
  --danger:    #dc3545;
  --warning:   #ffc107;
  --border:    #dee2e6;
  --shadow-sm: 0 2px 8px rgba(10,25,47,.08);
  --shadow-md: 0 6px 20px rgba(10,25,47,.12);
  --shadow-lg: 0 12px 40px rgba(10,25,47,.18);
  --radius:    15px;
  --radius-sm: 8px;
  --radius-lg: 20px;
}

/* ---- Reset y base ---- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ---- Tipografía ---- */
h1,h2,h3,h4,h5,h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: var(--navy);
}

/* ---- Botones personalizados ---- */
.btn-navy {
  background-color: var(--navy);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: .55rem 1.4rem;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  transition: background .2s, transform .15s, box-shadow .15s;
}
.btn-navy:hover {
  background-color: var(--navy-light);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-orange {
  background-color: var(--orange);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: .55rem 1.4rem;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  transition: background .2s, transform .15s, box-shadow .15s;
}
.btn-orange:hover {
  background-color: var(--orange-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-whatsapp {
  background-color: var(--whatsapp);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: .7rem 1.6rem;
  font-weight: 700;
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  transition: background .2s, transform .15s, box-shadow .15s;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.btn-whatsapp:hover {
  background-color: var(--whatsapp-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37,211,102,.35);
}

.btn-danger-custom {
  background-color: var(--danger);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: .55rem 1.4rem;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  transition: background .2s, transform .15s;
}
.btn-danger-custom:hover {
  background-color: #b02a37;
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
  border-radius: var(--radius-sm);
  padding: .5rem 1.3rem;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  transition: all .2s;
}
.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}

/* ---- Cards ---- */
.card-premium {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,.06);
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s, transform .2s;
}
.card-premium:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

/* ---- Stat cards (dashboard) ---- */
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--orange);
  transition: box-shadow .2s, transform .2s;
}
.stat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
}
.stat-card .stat-label {
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
  margin-bottom: .3rem;
}
.stat-card .stat-icon {
  font-size: 2rem;
  color: var(--orange);
  opacity: .85;
}

/* ---- Formularios ---- */
.form-control,
.form-select {
  font-family: 'Poppins', sans-serif;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  padding: .55rem .9rem;
  font-size: .9rem;
  transition: border-color .2s, box-shadow .2s;
}
.form-control:focus,
.form-select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255,107,53,.15);
  outline: none;
}
.form-label {
  font-weight: 600;
  font-size: .87rem;
  color: var(--navy);
  margin-bottom: .35rem;
}
.form-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

/* ---- Tablas ---- */
.table-premium {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.table-premium thead {
  background: var(--navy);
  color: var(--white);
}
.table-premium thead th {
  padding: .85rem 1rem;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  border: none;
}
.table-premium tbody tr {
  border-bottom: 1px solid #f0f2f5;
  transition: background .15s;
}
.table-premium tbody tr:hover {
  background: #f8f9fe;
}
.table-premium tbody td {
  padding: .8rem 1rem;
  vertical-align: middle;
  border: none;
}

/* ---- Badges ---- */
.badge-stock-ok  { background:#e6f9ee; color:#1a7a3f; font-weight:600; border-radius:20px; padding:.25em .75em; font-size:.8rem; }
.badge-stock-low { background:#fff8e1; color:#8a6d00; font-weight:600; border-radius:20px; padding:.25em .75em; font-size:.8rem; }
.badge-stock-out { background:#fde8e8; color:#8b1a1a; font-weight:600; border-radius:20px; padding:.25em .75em; font-size:.8rem; }
.badge-orange    { background:var(--orange); color:#fff; font-weight:600; border-radius:20px; padding:.25em .75em; font-size:.8rem; }
.badge-navy      { background:var(--navy); color:#fff; font-weight:600; border-radius:20px; padding:.25em .75em; font-size:.8rem; }
.badge-cyan      { background:var(--cyan); color:var(--navy); font-weight:700; border-radius:20px; padding:.25em .75em; font-size:.8rem; }

/* ---- Alerts ---- */
.alert-premium {
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--orange);
  background: #fff7f4;
  color: var(--text);
  padding: .85rem 1.2rem;
  font-size: .9rem;
}
.alert-premium.error {
  border-left-color: var(--danger);
  background: #fff0f0;
  color: #721c24;
}
.alert-premium.success {
  border-left-color: var(--success);
  background: #f0fff4;
  color: #155724;
}

/* ---- Buscador ---- */
.search-box {
  position: relative;
}
.search-box input {
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  padding: .6rem 3rem .6rem 1rem;
  width: 100%;
  font-family: 'Poppins', sans-serif;
  font-size: .9rem;
  transition: border-color .2s;
}
.search-box input:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255,107,53,.15);
}
.search-box .search-btn {
  position: absolute;
  right: .6rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--navy);
  font-size: 1rem;
  cursor: pointer;
  transition: color .2s;
}
.search-box .search-btn:hover { color: var(--orange); }

/* ---- Paginación ---- */
.pagination-premium .page-link {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  color: var(--navy);
  border-radius: var(--radius-sm) !important;
  border: 1.5px solid var(--border);
  margin: 0 2px;
  padding: .45rem .85rem;
  transition: all .2s;
}
.pagination-premium .page-link:hover {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}
.pagination-premium .page-item.active .page-link {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

/* ---- Page header ---- */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.page-header h2 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
}

/* ---- Breadcrumb ---- */
.breadcrumb-premium {
  background: transparent;
  padding: .5rem 0;
  margin-bottom: 1rem;
  font-size: .85rem;
}
.breadcrumb-premium .breadcrumb-item a {
  color: var(--orange);
  text-decoration: none;
  font-weight: 600;
}
.breadcrumb-premium .breadcrumb-item.active { color: var(--text-muted); }
.breadcrumb-premium .breadcrumb-item + .breadcrumb-item::before { color: var(--text-muted); }

/* ---- Trust badges ---- */
.trust-badge {
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .7rem 1rem;
  font-size: .85rem;
  font-weight: 600;
  color: var(--navy);
}
.trust-badge i { color: var(--orange); font-size: 1.1rem; }

/* ---- Select2 override ---- */
.select2-container--default .select2-selection--single {
  border: 1.5px solid var(--border) !important;
  border-radius: var(--radius-sm) !important;
  height: 40px !important;
  font-family: 'Poppins', sans-serif;
}
.select2-container--default .select2-selection--single:focus,
.select2-container--default.select2-container--focus .select2-selection--single {
  border-color: var(--orange) !important;
  box-shadow: 0 0 0 3px rgba(255,107,53,.15) !important;
}
.select2-container--default .select2-results__option--highlighted {
  background-color: var(--navy) !important;
}