/* ============================================
   Sistema de Gestión de Oficios
   Colores: Dorado claro #d8ba7c, Dorado oscuro #937d5e, Negro #333335
   ============================================ */

/* --- Reset y Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --gold-light: #d8ba7c;
    --gold-dark: #937d5e;
    --negro: #333335;
    --blanco: #ffffff;
    --gris-claro: #f5f3ef;
    --gris-medio: #e8e4dd;
    --gris-texto: #6b6b6d;
    --verde: #2e7d32;
    --verde-bg: #e8f5e9;
    --rojo: #c62828;
    --rojo-bg: #ffebee;
    --gris-icono: #bdbdbd;
    --sombra: 0 2px 12px rgba(51,51,53,0.08);
    --sombra-hover: 0 4px 20px rgba(51,51,53,0.14);
    --radio: 10px;
    --transicion: 0.2s ease;
}

html { font-size: 16px; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gris-claro);
    color: var(--negro);
    line-height: 1.5;
    min-height: 100vh;
}

/* --- Navegación --- */
.nav {
    background: var(--negro);
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-logo {
    color: var(--gold-light);
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-decoration: none;
}

.nav-links { display: flex; gap: 4px; }

.nav-links a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 6px;
    transition: var(--transicion);
}
.nav-links a:hover { color: var(--blanco); background: rgba(255,255,255,0.08); }
.nav-links a.active { color: var(--gold-light); background: rgba(216,186,124,0.12); }

/* --- Contenedor Principal --- */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 32px 24px;
}

/* --- Títulos de Sección --- */
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--negro);
    margin-bottom: 8px;
}
.section-subtitle {
    font-size: 0.9rem;
    color: var(--gris-texto);
    margin-bottom: 28px;
}

/* --- Tarjetas --- */
.card {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 28px;
    margin-bottom: 24px;
}

/* --- KPI Cards (Dashboard) --- */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.kpi-card {
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 24px;
    position: relative;
    overflow: hidden;
    transition: var(--transicion);
}
.kpi-card:hover { box-shadow: var(--sombra-hover); transform: translateY(-2px); }

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}
.kpi-card.total::before { background: var(--gold-light); }
.kpi-card.porcentaje::before { background: var(--gold-dark); }
.kpi-card.mejor::before { background: var(--verde); }

.kpi-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gris-texto);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--negro);
    font-variant-numeric: tabular-nums lining-nums;
    line-height: 1.1;
}

.kpi-detail {
    font-size: 0.8rem;
    color: var(--gris-texto);
    margin-top: 6px;
}

/* --- Formularios / Filtros --- */
.filtros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

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

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gris-texto);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

select, input[type="text"], input[type="search"] {
    height: 44px;
    padding: 0 14px;
    border: 2px solid var(--gris-medio);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--negro);
    background: var(--blanco);
    transition: var(--transicion);
    width: 100%;
    font-family: inherit;
}
select:focus, input:focus {
    outline: none;
    border-color: var(--gold-light);
    box-shadow: 0 0 0 3px rgba(216,186,124,0.2);
}
select:disabled, input:disabled {
    background: var(--gris-claro);
    cursor: not-allowed;
    opacity: 0.6;
}

/* --- Búsqueda con autocompletado --- */
.search-wrapper {
    position: relative;
}
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--blanco);
    border: 2px solid var(--gris-medio);
    border-top: none;
    border-radius: 0 0 8px 8px;
    max-height: 240px;
    overflow-y: auto;
    z-index: 50;
    display: none;
    box-shadow: 0 8px 24px rgba(51,51,53,0.12);
}
.search-results.active { display: block; }

.search-item {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--gris-claro);
    transition: var(--transicion);
}
.search-item:hover { background: rgba(216,186,124,0.1); }
.search-item:last-child { border-bottom: none; }
.search-item .nombre { font-weight: 600; color: var(--negro); }
.search-item .meta { font-size: 0.75rem; color: var(--gris-texto); margin-top: 2px; }

/* --- Botones --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transicion);
    font-family: inherit;
    text-decoration: none;
}

.btn-primary {
    background: var(--gold-light);
    color: var(--negro);
}
.btn-primary:hover { background: var(--gold-dark); color: var(--blanco); }
.btn-primary:disabled {
    background: var(--gris-medio);
    color: var(--gris-texto);
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--negro);
    color: var(--blanco);
}
.btn-secondary:hover { background: #1a1a1c; }

.btn-outline {
    background: transparent;
    border: 2px solid var(--gris-medio);
    color: var(--negro);
}
.btn-outline:hover { border-color: var(--gold-light); background: rgba(216,186,124,0.06); }

.btn-sm { padding: 8px 16px; font-size: 0.8rem; }

.btn-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

/* --- Zona de carga de archivos --- */
.upload-zone {
    border: 2px dashed var(--gris-medio);
    border-radius: var(--radio);
    padding: 40px 24px;
    text-align: center;
    transition: var(--transicion);
    cursor: pointer;
    background: var(--gris-claro);
    margin-bottom: 20px;
}
.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--gold-light);
    background: rgba(216,186,124,0.06);
}
.upload-zone svg { margin-bottom: 12px; }
.upload-zone p { font-size: 0.9rem; color: var(--gris-texto); }
.upload-zone .highlight { color: var(--gold-dark); font-weight: 600; }

.file-list { margin-top: 16px; }
.file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: var(--gris-claro);
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 0.85rem;
}
.file-item .file-name { font-weight: 500; color: var(--negro); word-break: break-all; }
.file-item .file-size { color: var(--gris-texto); white-space: nowrap; margin-left: 12px; }
.file-item .file-remove {
    color: var(--rojo);
    cursor: pointer;
    margin-left: 12px;
    font-weight: 700;
    font-size: 1.1rem;
    line-height: 1;
}

/* --- Información del registro seleccionado --- */
.registro-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
    padding: 20px;
    background: var(--gris-claro);
    border-radius: 8px;
}
.info-item label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gris-texto);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 4px;
}
.info-item span {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--negro);
}

/* --- Tabla --- */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radio);
    border: 1px solid var(--gris-medio);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

thead {
    position: sticky;
    top: 0;
    z-index: 1;
}
thead th {
    background: var(--negro);
    color: var(--blanco);
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--gris-claro);
    transition: var(--transicion);
}
tbody tr:hover { background: rgba(216,186,124,0.06); }

tbody td {
    padding: 12px 16px;
    color: var(--negro);
    vertical-align: middle;
}

/* --- Badges de Estatus --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.badge-completado { background: var(--verde-bg); color: var(--verde); }
.badge-incompleto { background: var(--rojo-bg); color: var(--rojo); }

/* --- Icono de documento --- */
.doc-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transicion);
}
.doc-icon.activo {
    background: rgba(216,186,124,0.15);
    color: var(--gold-dark);
}
.doc-icon.activo:hover { background: rgba(216,186,124,0.3); }
.doc-icon.inactivo {
    background: var(--gris-claro);
    color: var(--gris-icono);
    cursor: default;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(51,51,53,0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 200;
    padding: 24px;
}
.modal-overlay.active { display: flex; }

.modal {
    background: var(--blanco);
    border-radius: 14px;
    max-width: 560px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 24px 48px rgba(51,51,53,0.2);
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gris-claro);
}
.modal-header h3 { font-size: 1.1rem; font-weight: 700; }
.modal-close {
    width: 32px; height: 32px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 8px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--gris-texto);
    transition: var(--transicion);
}
.modal-close:hover { background: var(--gris-claro); }
.modal-body { padding: 24px; }

.doc-list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: 8px;
    background: var(--gris-claro);
    margin-bottom: 8px;
}
.doc-list-item .doc-name {
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--negro);
}
.doc-list-item .doc-date {
    font-size: 0.75rem;
    color: var(--gris-texto);
}
.doc-list-item a {
    color: var(--gold-dark);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.85rem;
}
.doc-list-item a:hover { text-decoration: underline; }

/* --- Mensajes / Alertas --- */
.alerta {
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 20px;
    display: none;
}
.alerta.active { display: block; }
.alerta-exito { background: var(--verde-bg); color: var(--verde); }
.alerta-error { background: var(--rojo-bg); color: var(--rojo); }
.alerta-info {
    background: rgba(216,186,124,0.12);
    color: var(--gold-dark);
}

/* --- Barra de progreso --- */
.progress-bar-wrapper {
    width: 100%;
    height: 8px;
    background: var(--gris-medio);
    border-radius: 4px;
    margin-top: 10px;
    overflow: hidden;
}
.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--gold-light), var(--gold-dark));
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* --- Loading spinner --- */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--gris-medio);
    border-top-color: var(--gold-dark);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Registro Completado overlay --- */
.completado-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 24px;
}
.completado-overlay svg { margin-bottom: 16px; }
.completado-overlay h3 {
    font-size: 1.25rem;
    color: var(--verde);
    margin-bottom: 8px;
}
.completado-overlay p { color: var(--gris-texto); }

/* --- Sin resultados --- */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--gris-texto);
}
.empty-state svg { margin-bottom: 16px; opacity: 0.4; }
.empty-state p { font-size: 0.9rem; }

/* --- Responsivo --- */
@media (max-width: 768px) {
    .nav { padding: 0 16px; }
    .nav-links a { padding: 6px 10px; font-size: 0.8rem; }
    .container { padding: 20px 16px; }
    .kpi-grid { grid-template-columns: 1fr; }
    .filtros-grid { grid-template-columns: 1fr; }
    .kpi-value { font-size: 1.6rem; }
    .section-title { font-size: 1.25rem; }
    .card { padding: 20px; }
    .registro-info { grid-template-columns: 1fr 1fr; }
    .btn-row { flex-direction: column; }
    .btn-row .btn { width: 100%; }
    table { font-size: 0.8rem; }
    thead th, tbody td { padding: 10px 12px; }
}

@media (max-width: 480px) {
    .registro-info { grid-template-columns: 1fr; }
    .nav-logo { font-size: 0.95rem; }
}