/* ============================================================
   Simulador de Fletes — Llantotas.co
   Estilos globales (responsive, sin frameworks)
   ============================================================ */

:root {
    /* Paleta corporativa Llantotas.co */
    --primary:        #1a1a1a;     /* negro Llantotas (sidebar, headers) */
    --primary-dark:   #000000;
    --accent:         #e30613;     /* rojo Llantotas (CTAs, hover) */
    --accent-dark:    #b8050f;
    --accent-soft:    #fce6e8;
    --black:          #111;
    --gray-bg:        #f5f6f8;
    --gray-border:    #e1e4eb;
    --gray-text:      #6b7280;
    --gray-soft:      #fafbfc;     /* zebra muy sutil para tablas */
    --white:          #ffffff;
    --verde:          #2e7d32;
    --verde-bg:       #e8f5e9;
    --naranja:        #e65100;
    --naranja-bg:     #fff3e0;
    --rojo:           #c62828;
    --rojo-bg:        #ffebee;
    --gris:           #757575;
    --gris-bg:        #eeeeee;
    --shadow:         0 2px 8px rgba(0,0,0,.06);
    --shadow-lg:      0 6px 22px rgba(0,0,0,.12);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: var(--black);
    background: var(--gray-bg);
    line-height: 1.45;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; color: var(--accent-dark); }

h1, h2, h3 { color: var(--primary); margin: 0 0 12px; }
h1 { border-bottom: 3px solid var(--accent); padding-bottom: 8px; display: inline-block; }
h1 { font-size: 1.7rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }

.lead { color: var(--gray-text); margin-top: 0; }
.hidden { display: none !important; }

/* ====================== Botones ====================== */
button, .btn-primary, .btn-secondary, .btn-link {
    font: inherit;
    cursor: pointer;
    border-radius: 6px;
    padding: 10px 18px;
    border: 0;
    transition: background .15s, transform .05s;
}
.btn-primary {
    background: var(--accent);
    color: var(--white);
}
.btn-primary:hover { background: var(--accent-dark); }
.btn-dark {
    background: var(--primary);
    color: var(--white);
}
.btn-dark:hover { background: #333; }
.btn-danger {
    background: var(--white);
    color: var(--accent);
    border: 1px solid var(--accent);
}
.btn-danger:hover { background: var(--accent-soft); }
.btn-primary:active { transform: translateY(1px); }
.btn-secondary {
    background: var(--gris-bg);
    color: var(--black);
}
.btn-secondary:hover { background: #d9d9d9; }
.btn-link {
    background: transparent;
    color: var(--accent);
    padding: 6px 10px;
    font-weight: 500;
}
.btn-link:hover { text-decoration: underline; color: var(--accent-dark); }
.btn-icon {
    background: transparent;
    padding: 4px 8px;
    color: var(--primary);
}

/* ====================== Alertas ====================== */
.alert { padding: 10px 14px; border-radius: 6px; margin-top: 12px; font-size: .95rem; }
.alert-error    { background: var(--rojo-bg);    color: var(--rojo);    border: 1px solid #f5c6cb; }
.alert-warning  { background: var(--naranja-bg); color: var(--naranja); border: 1px solid #ffd180; }
.alert-success  { background: var(--verde-bg);   color: var(--verde);   border: 1px solid #c8e6c9; }

/* ====================== Login ====================== */
.login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    padding: 20px;
}
.login-header img.brand {
    max-width: 240px;
    width: 100%;
    height: auto;
    display: block;
    margin: 0 auto 12px;
}
.login-card {
    background: var(--white);
    padding: 36px 32px;
    border-radius: 12px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}
.login-header { text-align: center; margin-bottom: 24px; }
.logo {
    font-weight: 900;
    font-size: 1.6rem;
    color: var(--primary);
    letter-spacing: -0.5px;
}
.logo span { color: var(--gray-text); font-weight: 600; }
.subtitle { color: var(--gray-text); margin: 6px 0 0; font-size: .95rem; }
.login-footer { margin-top: 24px; text-align: center; color: var(--gray-text); }

/* ====================== Forms ====================== */
form label {
    display: block;
    margin-bottom: 14px;
}
form label > span {
    display: block;
    font-size: .85rem;
    color: var(--gray-text);
    margin-bottom: 4px;
    font-weight: 500;
}
form label > small {
    display: block;
    color: var(--gray-text);
    font-size: .8rem;
    margin-top: 4px;
}
input[type=text],
input[type=email],
input[type=password],
input[type=number],
select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-border);
    border-radius: 6px;
    font: inherit;
    background: var(--white);
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: -1px;
    border-color: var(--accent);
}

.grid-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 16px;
}
.grid-form label.col-span-2,
.grid-form .col-span-2 { grid-column: 1 / -1; }
.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 12px;
    align-items: center;
    flex-wrap: wrap;
}

/* ====================== Topbar (simulador) ====================== */
.topbar {
    background: var(--primary);
    color: var(--white);
    padding: 12px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    border-bottom: 3px solid var(--accent);
}
.topbar .brand {
    height: 38px;
    width: auto;
    display: block;
}
.topbar .logo { color: var(--white); }
.topbar .logo span { color: rgba(255,255,255,.65); }
.user-nav {
    display: flex;
    align-items: center;
    gap: 16px;
}
.user-info {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    text-align: right;
}
.user-info small {
    color: rgba(255,255,255,.65);
    text-transform: capitalize;
}
.topbar .btn-link { color: var(--white); }

/* ====================== App layout ====================== */
.container {
    max-width: 1200px;
    margin: 32px auto;
    padding: 0 20px;
}

.card {
    background: var(--white);
    padding: 24px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

/* ====================== Autocomplete ====================== */
.autocomplete-wrap { position: relative; }
.autocomplete-list {
    list-style: none;
    margin: 0;
    padding: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--white);
    border: 1px solid var(--gray-border);
    border-radius: 6px;
    max-height: 220px;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.autocomplete-list li {
    padding: 8px 12px;
    cursor: pointer;
    border-bottom: 1px solid #f0f0f0;
}
.autocomplete-list li:hover,
.autocomplete-list li.active {
    background: var(--accent);
    color: var(--white);
}
.autocomplete-list li small {
    color: var(--gray-text);
    margin-left: 8px;
}
.autocomplete-list li:hover small,
.autocomplete-list li.active small {
    color: rgba(255,255,255,.75);
}

/* ====================== Tablas ====================== */
.table-scroll {
    overflow-x: auto;
    margin: -8px;
    padding: 8px;
}
table {
    width: 100%;
    border-collapse: collapse;
    font-size: .92rem;
}
th, td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--gray-border);
    white-space: nowrap;
}
th {
    background: var(--primary);
    color: var(--white);
    font-weight: 600;
    position: sticky; top: 0;
}
tbody tr:nth-child(even) { background: var(--gray-soft); }
tbody tr:hover { background: var(--accent-soft); }

/* ====================== Comparativa bodegas ====================== */
.bodega-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.bodega-card {
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--gray-border);
}
.bodega-card.verde   { border-top-color: var(--verde); }
.bodega-card.naranja { border-top-color: var(--naranja); }
.bodega-card.rojo    { border-top-color: var(--rojo); }
.bodega-card.gris    { border-top-color: var(--gris); opacity: .85; }

.bodega-name { font-size: 1.2rem; font-weight: 700; color: var(--primary); }
.bodega-transp { font-size: .85rem; color: var(--gray-text); margin-top: 2px; }
.bodega-transp strong { color: var(--black); }
.bodega-total { font-size: 1.4rem; font-weight: 700; margin: 8px 0; }
.bodega-pct  { font-size: .9rem; color: var(--gray-text); }

/* Aviso de peso minimo en cada bodega */
.aviso-minimo {
    margin-top: 10px;
    background: var(--naranja-bg);
    border: 1px solid #ffd180;
    color: var(--naranja);
    border-radius: 6px;
    padding: 8px 10px;
    font-size: .82rem;
    line-height: 1.3;
}

/* Alternativas (opcion C) */
.alt-toggle {
    margin-top: 14px;
    border-top: 1px solid var(--gray-border);
    padding-top: 10px;
}
.alt-toggle summary {
    cursor: pointer;
    color: var(--primary);
    font-size: .9rem;
    font-weight: 600;
    padding: 4px 0;
}
.alt-toggle summary:hover { text-decoration: underline; }
.alt-list { margin-top: 10px; }
.opcion-row {
    background: var(--gray-bg);
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 8px;
}
.opcion-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.bodega-card .badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: .82rem;
    font-weight: 600;
    margin-top: 10px;
}
.bodega-card.verde   .badge { background: var(--verde-bg);   color: var(--verde); }
.bodega-card.naranja .badge { background: var(--naranja-bg); color: var(--naranja); }
.bodega-card.rojo    .badge { background: var(--rojo-bg);    color: var(--rojo); }
.bodega-card.gris    .badge { background: var(--gris-bg);    color: var(--gris); }

.bodega-mini {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 12px;
    margin-top: 10px;
    font-size: .85rem;
}
.bodega-mini span { color: var(--gray-text); }
.bodega-mini strong { color: var(--black); }

/* ====================== Resumen de compra ====================== */
.resumen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 12px;
}
.resumen-grid .item {
    background: var(--gray-bg);
    padding: 12px 14px;
    border-radius: 8px;
}
.resumen-grid .item span {
    display: block;
    color: var(--gray-text);
    font-size: .82rem;
}
.resumen-grid .item strong {
    display: block;
    font-size: 1.05rem;
    margin-top: 2px;
}

/* Decision en tabla */
.decision-tag {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 600;
}
.decision-tag.verde   { background: var(--verde-bg);   color: var(--verde); }
.decision-tag.naranja { background: var(--naranja-bg); color: var(--naranja); }
.decision-tag.rojo    { background: var(--rojo-bg);    color: var(--rojo); }
.decision-tag.gris    { background: var(--gris-bg);    color: var(--gris); }

/* ====================== Admin layout ====================== */
.admin-body {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
.sidebar {
    background: var(--primary);
    color: var(--white);
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    border-right: 3px solid var(--accent);
}
.sidebar-logo { font-weight: 900; font-size: 1.3rem; color: var(--white); }
.sidebar-logo span { color: rgba(255,255,255,.65); font-weight: 600; }
.sidebar .brand {
    max-width: 180px;
    width: 100%;
    height: auto;
    margin-bottom: 8px;
}
.sidebar-sub { color: rgba(255,255,255,.7); font-size: .85rem; margin: 4px 0 24px; }
.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.sidebar-nav a, .sidebar-nav .btn-link {
    color: var(--white);
    padding: 10px 12px;
    border-radius: 6px;
    text-decoration: none;
    text-align: left;
    background: transparent;
}
.sidebar-nav a:hover, .sidebar-nav .btn-link:hover {
    background: rgba(255,255,255,.08);
    text-decoration: none;
}
.sidebar-nav a.active {
    background: var(--accent);
    color: var(--white);
    font-weight: 600;
}
.logout {
    margin-top: auto;
    border-top: 1px solid rgba(255,255,255,.15);
    border-radius: 0;
    padding-top: 16px;
}

.admin-main {
    padding: 24px 32px 60px;
    overflow: auto;
}
.admin-header {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 16px;
}
.admin-main .user-info {
    text-align: right;
    color: var(--gray-text);
}

/* KPI cards */
.kpi { text-align: center; }
.kpi h3 { color: var(--gray-text); font-size: .9rem; text-transform: uppercase; letter-spacing: .5px; }
.kpi-value { font-size: 2.4rem; font-weight: 700; color: var(--primary); }

/* Toolbar admin */
.toolbar {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.filters label {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .9rem;
}
.filters select {
    width: auto;
    padding: 6px 8px;
}

/* Modal */
.modal {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.45);
    display: grid;
    place-items: center;
    z-index: 200;
    padding: 16px;
    overflow-y: auto;
}
.modal-content {
    background: var(--white);
    border-radius: 10px;
    padding: 28px;
    width: 100%;
    max-width: 560px;
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
/* Botones pegados al fondo del modal de importacion */
#modal-import #paso-mapeo .form-actions,
#modal-import #paso-upload .form-actions {
    position: sticky;
    bottom: -28px;
    background: var(--white);
    margin: 16px -28px -28px;
    padding: 12px 28px 16px;
    border-top: 1px solid var(--gray-border);
    z-index: 10;
}

/* Responsive */
@media (max-width: 800px) {
    .admin-body { grid-template-columns: 1fr; }
    .sidebar { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 8px; padding: 12px; }
    .sidebar-logo { font-size: 1.1rem; }
    .sidebar-sub { display: none; }
    .sidebar-nav { flex-direction: row; flex-wrap: wrap; }
    .sidebar-nav a, .sidebar-nav .btn-link { padding: 6px 10px; }
    .logout { margin: 0; border: 0; padding: 6px 10px; }
    .grid-form { grid-template-columns: 1fr; }
    .topbar { flex-direction: column; gap: 10px; }
}