/* ============================================
   Llantotas Import Tracker — Global Styles
   Poppins | #bf392b | #333333
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --rojo:        #bf392b;
    --rojo-dark:   #9e2e21;
    --rojo-light:  #f5e0de;
    --gris:        #333333;
    --gris-medio:  #666666;
    --gris-claro:  #f5f5f5;
    --borde:       #e0e0e0;
    --blanco:      #ffffff;
    --sombra:      0 2px 12px rgba(0,0,0,0.08);
    --sombra-lg:   0 8px 32px rgba(0,0,0,0.12);
    --radio:       10px;
    --radio-sm:    6px;
    --transicion:  0.2s ease;

    /* Estados */
    --estado-produccion:   #f59e0b;
    --estado-carga:        #3b82f6;
    --estado-agua:         #06b6d4;
    --estado-puerto:       #8b5cf6;
    --estado-bodega:       #22c55e;

    /* Semáforos */
    --verde:   #22c55e;
    --amarillo:#f59e0b;
    --rojo-s:  #ef4444;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--gris-claro);
    color: var(--gris);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
}

/* ---- Tipografía ---- */
h1 { font-size: 1.6rem; font-weight: 700; }
h2 { font-size: 1.25rem; font-weight: 600; }
h3 { font-size: 1rem; font-weight: 600; }
p  { color: var(--gris-medio); }

/* ---- Botones ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 20px;
    border: none;
    border-radius: var(--radio-sm);
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transicion);
    text-decoration: none;
    line-height: 1;
}
.btn-primary   { background: var(--rojo); color: var(--blanco); }
.btn-primary:hover { background: var(--rojo-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(191,57,43,0.3); }
.btn-secondary { background: var(--gris-claro); color: var(--gris); border: 1px solid var(--borde); }
.btn-secondary:hover { background: var(--borde); }
.btn-danger    { background: #fee2e2; color: #dc2626; }
.btn-danger:hover { background: #dc2626; color: var(--blanco); }
.btn-sm        { padding: 6px 14px; font-size: 12px; }
.btn-icon      { padding: 8px; border-radius: var(--radio-sm); }

/* ---- Layout principal ---- */
.app-layout {
    display: flex;
    min-height: 100vh;
}

/* ---- Sidebar ---- */
.sidebar {
    width: 240px;
    background: var(--gris);
    color: var(--blanco);
    display: flex;
    flex-direction: column;
    padding: 0;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
}

.sidebar-logo {
    padding: 28px 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo img {
    height: 38px;
    object-fit: contain;
}

.sidebar-logo .app-label {
    display: block;
    font-size: 10px;
    font-weight: 500;
    color: rgba(255,255,255,0.5);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: 6px;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transicion);
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    color: var(--blanco);
    background: rgba(255,255,255,0.08);
    border-left-color: var(--rojo);
}

.sidebar-nav .nav-icon {
    width: 18px;
    height: 18px;
    opacity: 0.8;
}

.sidebar-footer {
    padding: 20px 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.sidebar-user .avatar {
    width: 34px;
    height: 34px;
    background: var(--rojo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
    color: white;
    flex-shrink: 0;
}

.sidebar-user .info .name  { font-size: 13px; font-weight: 600; color: var(--blanco); line-height: 1.2; }
.sidebar-user .info .role  { font-size: 11px; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; }

.sidebar-footer .btn-logout {
    width: 100%;
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.7);
    border: 1px solid rgba(255,255,255,0.12);
    justify-content: center;
    font-size: 12px;
}

.sidebar-footer .btn-logout:hover {
    background: rgba(255,255,255,0.15);
    color: var(--blanco);
}

/* ---- Main content ---- */
.main-content {
    margin-left: 240px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.topbar {
    background: var(--blanco);
    padding: 18px 32px;
    border-bottom: 1px solid var(--borde);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar h1 { font-size: 1.2rem; }
.topbar .topbar-actions { display: flex; gap: 10px; align-items: center; }

.page-body {
    padding: 32px;
    flex: 1;
}

/* ---- Cards ---- */
.card {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 24px;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

/* ---- Grid de contenedores ---- */
.contenedores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
}

/* ---- Tarjeta de contenedor ---- */
.contenedor-card {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    overflow: hidden;
    transition: box-shadow var(--transicion), transform var(--transicion);
    border: 1px solid var(--borde);
}

.contenedor-card:hover {
    box-shadow: var(--sombra-lg);
    transform: translateY(-2px);
}

.contenedor-card-header {
    background: var(--gris);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--blanco);
}

.contenedor-card-header .numero {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    opacity: 0.6;
}

.contenedor-card-header .titulo {
    font-size: 15px;
    font-weight: 700;
}

.semaforo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}
.semaforo-dot.verde   { background: var(--verde); box-shadow: 0 0 6px var(--verde); }
.semaforo-dot.amarillo{ background: var(--amarillo); box-shadow: 0 0 6px var(--amarillo); }
.semaforo-dot.rojo    { background: var(--rojo-s); box-shadow: 0 0 6px var(--rojo-s); }

/* ---- Timeline de estados ---- */
.timeline {
    padding: 20px;
}

.timeline-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    position: relative;
}

.timeline-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.timeline-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    right: -50%;
    height: 2px;
    background: var(--borde);
    z-index: 0;
}

.timeline-step.done:not(:last-child)::after  { background: var(--rojo); }
.timeline-step.active:not(:last-child)::after { background: linear-gradient(to right, var(--rojo), var(--borde)); }

.step-dot {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--borde);
    border: 3px solid var(--borde);
    position: relative;
    z-index: 1;
    transition: var(--transicion);
    display: flex;
    align-items: center;
    justify-content: center;
}

.timeline-step.done   .step-dot { background: var(--rojo); border-color: var(--rojo); }
.timeline-step.active .step-dot { background: var(--blanco); border-color: var(--rojo); box-shadow: 0 0 0 4px rgba(191,57,43,0.15); }

.step-dot .check { display: none; width: 10px; height: 10px; }
.timeline-step.done .step-dot .check { display: block; color: white; }

.step-label {
    font-size: 9px;
    font-weight: 600;
    text-align: center;
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: var(--gris-medio);
    line-height: 1.3;
    max-width: 60px;
}

.timeline-step.done   .step-label { color: var(--rojo); }
.timeline-step.active .step-label { color: var(--gris); font-weight: 700; }

/* ---- Info del contenedor ---- */
.contenedor-info {
    padding: 0 20px 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.info-item .label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gris-medio);
}

.info-item .value {
    font-size: 13px;
    font-weight: 500;
    color: var(--gris);
}

.eta-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 20px;
    margin-top: 2px;
}
.eta-badge.verde   { background: #dcfce7; color: #16a34a; }
.eta-badge.amarillo{ background: #fef9c3; color: #ca8a04; }
.eta-badge.rojo    { background: #fee2e2; color: #dc2626; }

.contenedor-card-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--gris-claro);
    display: flex;
    gap: 8px;
    align-items: center;
}

/* ---- Tabla admin ---- */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead th {
    background: var(--gris-claro);
    padding: 12px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gris-medio);
    border-bottom: 1px solid var(--borde);
    white-space: nowrap;
}

tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--gris-claro);
    vertical-align: middle;
    color: var(--gris);
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(0,0,0,0.02); }

/* ---- Badge de estado ---- */
.estado-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.estado-EN-PRODUCCION             { background: #fef3c7; color: #92400e; }
.estado-CARGA-LISTA               { background: #dbeafe; color: #1d4ed8; }
.estado-EN-AGUA                   { background: #cffafe; color: #0e7490; }
.estado-EN-PUERTO-DESTINO         { background: #ede9fe; color: #6d28d9; }
.estado-EN-BODEGA-LLANTOTAS       { background: #dcfce7; color: #166534; }

/* ---- Formulario ---- */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--gris-medio);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 10px 14px;
    border: 1.5px solid var(--borde);
    border-radius: var(--radio-sm);
    font-family: 'Poppins', sans-serif;
    font-size: 13px;
    color: var(--gris);
    background: var(--blanco);
    transition: border-color var(--transicion);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--rojo);
    box-shadow: 0 0 0 3px rgba(191,57,43,0.1);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-section {
    margin-bottom: 28px;
}

.form-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gris-medio);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--borde);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ---- Unidades por línea ---- */
.unidades-table {
    width: 100%;
    border: 1.5px solid var(--borde);
    border-radius: var(--radio-sm);
    overflow: hidden;
}

.unidades-table th {
    background: var(--gris-claro);
    padding: 10px 14px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gris-medio);
    text-align: left;
}

.unidades-table td {
    padding: 8px 14px;
    border-top: 1px solid var(--gris-claro);
}

.unidades-table input {
    border: 1.5px solid var(--borde);
    border-radius: 4px;
    padding: 6px 10px;
    font-family: 'Poppins', sans-serif;
    font-size: 12px;
    width: 100%;
    outline: none;
}

.unidades-table input:focus { border-color: var(--rojo); }

/* ---- Historial ---- */
.historial-list { list-style: none; }
.historial-item {
    display: flex;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gris-claro);
    align-items: flex-start;
}
.historial-item:last-child { border-bottom: none; }

.historial-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--rojo);
    margin-top: 6px;
    flex-shrink: 0;
}

.historial-meta { font-size: 11px; color: var(--gris-medio); margin-top: 2px; }
.historial-cambio { font-size: 12px; font-weight: 500; }

/* ---- Modals ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    backdrop-filter: blur(2px);
}

.modal {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra-lg);
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.2s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.96) translateY(10px); }
    to   { opacity: 1; transform: scale(1)   translateY(0); }
}

.modal-header {
    padding: 22px 28px 18px;
    border-bottom: 1px solid var(--borde);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    background: var(--blanco);
    z-index: 1;
}

.modal-body    { padding: 24px 28px; }
.modal-footer  {
    padding: 18px 28px;
    border-top: 1px solid var(--borde);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    position: sticky;
    bottom: 0;
    background: var(--blanco);
}

.btn-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gris-medio);
    padding: 4px;
    border-radius: 4px;
    transition: var(--transicion);
}
.btn-close:hover { background: var(--gris-claro); color: var(--gris); }

/* ---- Toast ---- */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: var(--radio-sm);
    background: var(--gris);
    color: var(--blanco);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--sombra-lg);
    animation: toastIn 0.3s ease;
    min-width: 220px;
}

.toast.success { background: #166534; }
.toast.error   { background: #dc2626; }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(30px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ---- Login ---- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gris);
    padding: 20px;
}

.login-box {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra-lg);
    padding: 44px 40px;
    width: 100%;
    max-width: 400px;
}

.login-logo {
    text-align: center;
    margin-bottom: 8px;
}

.login-logo img { height: 48px; }

.login-title {
    text-align: center;
    font-size: 13px;
    color: var(--gris-medio);
    margin-bottom: 32px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.login-box .form-group { margin-bottom: 18px; }
.login-box .btn-primary { width: 100%; justify-content: center; padding: 12px; font-size: 14px; margin-top: 8px; }

.login-error {
    background: #fee2e2;
    color: #dc2626;
    border-radius: var(--radio-sm);
    padding: 10px 14px;
    font-size: 13px;
    margin-bottom: 16px;
    display: none;
}

/* ---- Estado vacío ---- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--gris-medio);
}

.empty-state svg { margin-bottom: 16px; opacity: 0.3; }
.empty-state h3  { color: var(--gris); margin-bottom: 6px; }

/* ---- Utilidades ---- */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center{ align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mt-1  { margin-top: 4px; }
.mt-2  { margin-top: 8px; }
.mt-4  { margin-top: 16px; }
.mb-4  { margin-bottom: 16px; }
.w-full{ width: 100%; }
.text-muted { color: var(--gris-medio); font-size: 12px; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .sidebar { width: 64px; }
    .sidebar-logo .app-label,
    .sidebar-nav a span,
    .sidebar-user .info,
    .sidebar-footer .btn-logout span { display: none; }
    .sidebar-nav a { justify-content: center; padding: 14px; border-left: none; border-bottom: 3px solid transparent; }
    .sidebar-nav a.active { border-left: none; border-bottom-color: var(--rojo); }
    .main-content { margin-left: 64px; }
    .form-grid { grid-template-columns: 1fr; }
    .contenedores-grid { grid-template-columns: 1fr; }
    .page-body { padding: 20px 16px; }
}