/* ==========================================================================
   SISTEMA DE DISEÑO - LA HUELLA (www.lahuella.work)
   Manual de Identidad Cromática Corporativa (Estándar de la Industria)
   ========================================================================== */

:root {
    /* Colores Base e Interfaz (90% de la Pantalla) */
    --color-bg-base: #FFFFFF;            /* Blanco Puro (Fondo Principal) */
    --color-bg-surface: #F8FAFC;         /* Gris Claro Institucional (Zonas y Tablas) */
    --color-border-subtle: #E2E8F0;      /* Gris de División (Bordes finos de 1px) */

    /* Estructura y Jerarquía Tipográfica */
    --color-brand-primary: #0D233A;      /* Azul Marino (Cabeceras, Títulos y CTAs) */
    --color-text-main: #2D3748;          /* Gris Grafito Ejecutivo (Párrafos y Datos) */
    --color-muted: #718096;              /* Gris Muted */

    /* Acento Institucional de Confianza (Moderación Absoluta) */
    --color-brand-accent: #D4AF37;       /* Oro Premium (Isotipo, Checks, Hover CTAs) */
    --color-brand-accent-hover: #C5A030;

    /* Estados de Semáforo (Tonos Sobrios No Estridentes) */
    --status-green: #2F855A;             /* Verde Bosque / Huella Validada */
    --status-yellow: #D69E2E;            /* Amarillo Ocre / Huella Pendiente */
    --status-red: #C53030;               /* Rojo Ladrillo / Huella Restringida */
    --status-green-bg: #F0FFF4;
    --status-yellow-bg: #FEFCBF;
    --status-red-bg: #FFF5F5;

    /* Bordes y Transiciones */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & CONFIGURACIÓN BASE
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    background-color: var(--color-bg-surface);
    color: var(--color-text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Barra de Simulación Administrativa */
.sim-bar {
    background: #1A202C;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 6px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.8rem;
    z-index: 1000;
}

.sim-bar span {
    color: #A0AEC0;
}

.role-badge {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #E2E8F0;
    padding: 3px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.75rem;
    transition: var(--transition-normal);
}

.role-badge:hover {
    background: rgba(255, 255, 255, 0.15);
}

.role-badge.active {
    background: var(--color-brand-accent);
    color: #1A202C;
    font-weight: 600;
    border-color: var(--color-brand-accent);
}

/* ==========================================================================
   SECCIÓN 3: COMPONENTES UI - BARRA DE NAVEGACIÓN (NAVBAR)
   Altura Fija: 70px | Fondo: Blanco Puro
   ========================================================================== */

.main-header {
    background: var(--color-bg-base);
    border-bottom: 1px solid var(--color-border-subtle);
    height: 70px;
    position: sticky;
    top: 0;
    z-index: 999;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 10px rgba(45, 55, 72, 0.03);
}

.header-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo {
    font-size: 2rem;
    display: flex;
    align-items: center;
    color: var(--color-brand-accent);
}

.brand-text h1 {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--color-brand-primary);
    line-height: 1.1;
}

.brand-text .descriptor {
    font-size: 0.55rem;
    color: var(--color-muted);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 700;
    margin-top: 2px;
}

.nav-tabs {
    display: flex;
    height: 100%;
    align-items: center;
}

.nav-tab {
    background: transparent;
    border: none;
    color: var(--color-text-main);
    padding: 0 16px;
    height: 70px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: var(--transition-normal);
    border-bottom: 3px solid transparent;
}

.nav-tab:hover {
    color: var(--color-brand-primary);
    background: rgba(13, 35, 58, 0.02);
}

.nav-tab.active {
    color: var(--color-brand-primary);
    border-bottom-color: var(--color-brand-accent);
    background: rgba(13, 35, 58, 0.01);
}

/* ==========================================================================
   ESTILOS DE VISTAS Y TARJETAS
   ========================================================================== */

main.main-content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 20px 24px;
}

.view-section {
    display: none;
    animation: fadeIn 0.25s ease-out forwards;
}

.view-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(3px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Tarjetas */
.glass {
    background: var(--color-bg-base);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 15px rgba(45, 55, 72, 0.04);
}

/* ==========================================================================
   PANTALLA 1: BUSCADOR Y EXPEDIENTE
   ========================================================================== */

.hero-container {
    max-width: 520px; /* Reducido para que se vea uniforme y quepa en una sola pantalla */
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    text-align: center;
    width: 100%;
}

.hero-text h2 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-brand-primary);
    margin-bottom: 2px;
}

.hero-sub {
    color: var(--color-muted);
    font-size: 0.85rem;
    max-width: 460px;
    margin: 0 auto;
}

.card-search, .card-result, .card-empty {
    width: 100% !important;
    max-width: 520px !important;
    box-sizing: border-box;
}

.card-search {
    padding: 24px;
    text-align: left;
}

.card-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-brand-primary);
    margin-bottom: 4px;
}

.card-header p {
    color: var(--color-muted);
    font-size: 0.8rem;
    margin-bottom: 16px;
}

/* Formularios */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 12px;
}

.input-group label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-main);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
select,
textarea {
    width: 100%;
    background: #FFFFFF;
    border: 1px solid #CBD5E0;
    border-radius: var(--radius-sm);
    color: var(--color-text-main);
    padding: 10px 12px;
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition-normal);
}

input:focus, select:focus, textarea:focus {
    border-color: var(--color-brand-primary);
    box-shadow: 0 0 0 3px rgba(13, 35, 58, 0.08);
}

.input-disabled {
    background: var(--color-bg-surface) !important;
    color: var(--color-brand-primary) !important;
    border: 1px solid var(--color-border-subtle) !important;
    font-weight: 700 !important;
}

/* Captcha Box */
.captcha-box {
    margin-bottom: 12px;
}

.captcha-box label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.captcha-container {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.captcha-visual {
    flex: 1;
    background: #1A202C; /* Contraste del Captcha */
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    letter-spacing: 8px;
    font-size: 1.25rem;
    font-weight: 700;
    color: #FFFFFF;
    user-select: none;
}

.btn-refresh {
    background: #EDF2F7;
    border: 1px solid #CBD5E0;
    color: var(--color-text-main);
    border-radius: var(--radius-sm);
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.btn-refresh:hover {
    background: #E2E8F0;
}

/* ==========================================================================
   SECCIÓN 4: MAQUETACIÓN DE BOTONES CORPORATIVOS (CTA)
   Transición suave Navy -> Gold
   ========================================================================== */

.btn-primary {
    background: var(--color-brand-primary);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-sm);
    padding: 12px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    display: block;
    text-align: center;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.btn-primary:hover {
    background: var(--color-brand-accent);
    color: var(--color-brand-primary);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.2);
}

/* ==========================================================================
   SECCIÓN 5: BLOQUES DE VALIDACIÓN (RESULTADOS)
   Contenedores acentuados dorados para certificar legitimidad
   ========================================================================== */

.card-result {
    width: 100%;
    padding: 32px;
    text-align: left;
    border-left: 4px solid var(--color-brand-accent); /* Acento Dorado de Certificación */
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: 16px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.candidato-main {
    display: flex;
    flex-direction: column;
}

.candidato-initials {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-brand-primary);
}

.candidato-id {
    color: var(--color-muted);
    font-size: 0.8rem;
}

/* Semáforo */
.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.semaforo-glow {
    width: 14px;
    height: 14px;
    border-radius: 50%;
}

.semaforo-glow.verde { background-color: var(--status-green); }
.semaforo-glow.amarillo { background-color: var(--status-yellow); }
.semaforo-glow.rojo { background-color: var(--status-red); }

.status-text {
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
}

/* Perfil de Líder */
.leader-profile {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 20px;
}

.profile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
    font-weight: 600;
    font-size: 0.85rem;
}

.leader-badge {
    padding: 1px 6px;
    border-radius: 2px;
    font-size: 0.7rem;
    font-weight: 700;
}

.leader-badge.rango-a { background: #E6FFFA; color: #319795; border: 1px solid #319795; }
.leader-badge.rango-b { background: #F0FFF4; color: var(--status-green); border: 1px solid var(--status-green); }
.leader-badge.rango-c { background: #FEFCBF; color: var(--status-yellow); border: 1px solid var(--status-yellow); }
.leader-badge.rango-d { background: #FFF5F5; color: var(--status-red); border: 1px solid var(--status-red); }

.leader-desc {
    font-size: 0.8rem;
    color: var(--color-muted);
}

/* Grid de Sectores */
.sectors-section {
    margin-bottom: 20px;
}

.sectors-section h4, .alerts-section h4 {
    font-size: 0.75rem;
    color: var(--color-muted);
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
}

.sector-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border-subtle);
    padding: 10px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 6px;
}

.sector-card .icon {
    font-size: 1rem;
}

.sector-card .name {
    font-size: 0.8rem;
    font-weight: 500;
}

/* Alertas */
.alerts-section {
    margin-bottom: 20px;
}

.alerts-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.alert-chip {
    background: var(--status-red-bg);
    border: 1px solid var(--status-red);
    color: var(--status-red);
    padding: 3px 8px;
    border-radius: 2px;
    font-size: 0.75rem;
    font-weight: 600;
}

.clean-chip {
    background: var(--status-green-bg);
    border: 1px solid var(--status-green);
    color: var(--status-green);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.decision-support p {
    font-size: 0.85rem;
    color: var(--color-muted);
    font-style: italic;
}

/* ==========================================================================
   PANTALLA 2: PORTAL ESPECIALISTAS TH
   ========================================================================== */

.portal-container {
    max-width: 850px;
    margin: 0 auto;
}

.auth-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}

.auth-grid .card {
    padding: 24px;
}

.card-novedad {
    padding: 32px;
}

.form-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.form-title-box h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-brand-primary);
}

.form-title-box p {
    color: var(--color-muted);
    font-size: 0.8rem;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--status-red);
    color: var(--status-red);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-logout:hover {
    background: var(--status-red);
    color: #FFFFFF;
}

/* Secciones Formulario */
.form-section {
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: 18px;
    margin-bottom: 18px;
}

.form-section h4 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-brand-primary);
    margin-bottom: 10px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.85rem;
}

.checkbox-container input {
    display: none;
}

.custom-chk {
    width: 15px;
    height: 15px;
    border: 1px solid #CBD5E0;
    border-radius: 2px;
    background: #FFFFFF;
    position: relative;
}

.checkbox-container input:checked + .custom-chk {
    background: var(--color-brand-primary);
    border-color: var(--color-brand-primary);
}

.checkbox-container input:checked + .custom-chk::after {
    content: "✓";
    color: #FFFFFF;
    font-size: 0.7rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

/* Uploader */
.upload-zone {
    border: 2px dashed #CBD5E0;
    border-radius: var(--radius-md);
    background: var(--color-bg-surface);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.upload-icon {
    font-size: 1.5rem;
    color: var(--color-brand-primary);
}

/* ==========================================================================
   PANTALLA 3: TABLA DE TRAZABILIDAD (AIRTABLE GRID)
   ========================================================================== */

.consola-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-brand-primary);
}

.consola-header p {
    color: var(--color-muted);
    font-size: 0.85rem;
}

/* ==========================================================================
   ESTILOS DE LA CONSOLA - TABLA ESTILO AIRTABLE
   ========================================================================== */

.airtable-wrapper {
    background: var(--color-bg-base);
    border-top: 3px solid var(--color-brand-accent); /* Acento Superior Dorado */
    margin-top: 20px;
    width: 100%;
}

.table-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--color-bg-surface);
    border-bottom: 1px solid var(--color-border-subtle);
    flex-wrap: wrap;
    gap: 12px;
}

.filters {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    flex: 1;
}

.filters select,
.filters input {
    max-width: 220px;
    height: 38px;
    padding: 6px 12px;
    margin: 0;
    font-size: 0.85rem;
    background: #FFFFFF;
    border: 1px solid #CBD5E0;
    border-radius: var(--radius-sm);
}

.btn-refresh-table {
    background: #FFFFFF;
    border: 1px solid #CBD5E0;
    color: var(--color-text-main);
    padding: 8px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-normal);
    height: 38px;
}

.btn-refresh-table:hover {
    background: #EDF2F7;
    border-color: #A0AEC0;
}

.table-container {
    overflow-x: auto;
    width: 100%;
}

.airtable-grid {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.airtable-grid th,
.airtable-grid td {
    padding: 12px 16px;
    border-right: 1px solid var(--color-border-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.airtable-grid th:last-child,
.airtable-grid td:last-child {
    border-right: none;
}

.airtable-grid th {
    background: var(--color-bg-surface);
    color: var(--color-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.65rem;
    letter-spacing: 0.5px;
    height: 44px;
}

.airtable-grid tbody tr {
    transition: background-color var(--transition-normal);
}

.airtable-grid tbody tr:hover {
    background-color: rgba(13, 35, 58, 0.02);
}

.airtable-grid td {
    color: var(--color-text-main);
    height: 48px;
    vertical-align: middle;
}

/* Acciones de filas */
.airtable-grid td button {
    padding: 5px 10px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition-normal);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.btn-approve {
    background: var(--status-green-bg) !important;
    color: var(--status-green) !important;
    border: 1px solid var(--status-green) !important;
    margin-right: 6px;
}

.btn-approve:hover {
    background: var(--status-green) !important;
    color: #FFFFFF !important;
}

.btn-reject {
    background: var(--status-red-bg) !important;
    color: var(--status-red) !important;
    border: 1px solid var(--status-red) !important;
}

.btn-reject:hover {
    background: var(--status-red) !important;
    color: #FFFFFF !important;
}

.btn-view-evidence {
    background: #EBF8FF !important;
    color: #2B6CB0 !important;
    border: 1px solid #2B6CB0 !important;
}

.btn-view-evidence:hover {
    background: #2B6CB0 !important;
    color: #FFFFFF !important;
}

.badge-lider-tab {
    padding: 1px 4px;
    border-radius: 2px;
    font-weight: 700;
}

.badge-lider-tab.a { background: #E6FFFA; color: #319795; }
.badge-lider-tab.b { background: #F0FFF4; color: var(--status-green); }
.badge-lider-tab.c { background: #FEFCBF; color: var(--status-yellow); }
.badge-lider-tab.d { background: #FFF5F5; color: var(--status-red); }

.badge-status {
    padding: 2px 4px;
    border-radius: 2px;
    font-weight: 700;
    font-size: 0.65rem;
}

.badge-status.pendiente { background: #FEFCBF; color: var(--status-yellow); }
.badge-status.visible { background: #F0FFF4; color: var(--status-green); }
.badge-status.rechazado { background: #FFF5F5; color: var(--status-red); }

/* Modales y Toasts */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(13, 35, 58, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    box-sizing: border-box;
}

.modal-content {
    background: #FFFFFF;
    width: 100%;
    position: relative;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-radius: var(--radius-md);
    border-top: 4px solid var(--color-brand-accent);
    animation: modalSlideIn 0.3s ease-out;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-muted);
    cursor: pointer;
    transition: var(--transition-normal);
    line-height: 1;
}

.modal-close:hover {
    color: var(--status-red);
}

.modal-body {
    margin-top: 15px;
}

.modal-detail-group {
    margin-bottom: 12px;
}

.modal-detail-group strong {
    display: block;
    font-size: 0.8rem;
    color: var(--color-muted);
    margin-bottom: 4px;
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.toast {
    border: 1px solid var(--color-border-subtle);
    border-left: 4px solid var(--color-brand-primary) !important;
}

.hidden {
    display: none !important;
}

/* Spinner de carga para botones */
.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #FFFFFF;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

#link-reset-pwd:hover {
    color: var(--color-brand-primary) !important;
}

/* Estilos de Menú de Usuario Registrado en Cabecera */
.user-menu-container {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
}

.user-profile-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border-subtle);
    padding: 6px 14px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-main);
    transition: var(--transition-normal);
}

.user-profile-btn:hover {
    border-color: var(--color-brand-accent);
    background: #FFFFFF;
    box-shadow: 0 2px 8px rgba(13, 35, 58, 0.05);
}

.user-avatar {
    font-size: 1rem;
}

.user-dropdown {
    position: absolute;
    top: 55px;
    right: 0;
    background: #FFFFFF;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
    width: 200px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.dropdown-item {
    background: transparent;
    border: none;
    padding: 10px 16px;
    font-size: 0.85rem;
    text-align: left;
    cursor: pointer;
    color: var(--color-text-main);
    font-weight: 500;
    transition: var(--transition-normal);
    width: 100%;
}

.dropdown-item:hover {
    background: var(--color-bg-surface);
    color: var(--color-brand-primary);
}

.logout-item {
    border-top: 1px solid var(--color-border-subtle);
    color: var(--status-red);
}

.logout-item:hover {
    background: var(--status-red-bg);
    color: var(--status-red);
}

/* Pestañas de configuración */
.config-tab-btn {
    transition: var(--transition-normal);
}
.config-tab-btn:hover {
    color: var(--color-brand-primary) !important;
}
.config-tab-btn.active {
    border-bottom: 2px solid var(--color-brand-accent) !important;
    color: var(--color-brand-primary) !important;
}

/* Grids Auxiliares */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* ==========================================================================
   RESPONSIVIDAD Y MEDIA QUERIES (DESKTOP, TABLET Y MOBILE)
   ========================================================================== */

/* Tablet & Mobile (Pequeño Escritorio / iPad / Tablets) */
@media (max-width: 1024px) {
    .header-container {
        padding: 0 16px;
    }
    main.main-content {
        padding: 20px 16px;
    }
}

/* Tablets (Retrato) / Móviles Grandes */
@media (max-width: 768px) {
    .main-header {
        height: auto;
        min-height: 60px;
        padding: 8px 0;
    }
    
    .header-container {
        flex-direction: column;
        gap: 12px;
        align-items: center;
        text-align: center;
    }

    .brand {
        justify-content: center;
    }

    .nav-tabs {
        width: 100%;
        justify-content: center;
        height: auto;
        gap: 8px;
    }

    .nav-tab {
        height: 40px;
        padding: 0 12px;
        font-size: 0.8rem;
    }

    .user-menu-container {
        margin-top: 4px;
    }

    main.main-content {
        padding: 16px 12px;
    }

    .auth-grid {
        grid-template-columns: 1fr;
    }

    .form-header {
        flex-direction: column;
        gap: 12px;
        align-items: stretch;
    }

    .form-header .btn-logout {
        align-self: flex-start;
    }
    
    .table-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filters select,
    .filters input {
        max-width: 100%;
    }
}

/* Mobile (Móviles pequeños - max 480px) */
@media (max-width: 480px) {
    .brand-text .descriptor {
        display: none;
    }
    
    .brand-text h1 {
        font-size: 1.1rem;
    }
    
    .brand-logo {
        font-size: 1.6rem;
    }

    .grid-2 {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .card-search, .card-result, .card-empty {
        padding: 18px;
    }

    .hero-text h2 {
        font-size: 1.35rem;
    }

    .hero-sub {
        font-size: 0.8rem;
    }
    
    .result-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .candidato-main {
        align-items: flex-start;
    }

    /* Ajuste de captcha para móviles */
    .captcha-container {
        flex-direction: row;
        gap: 6px;
    }
    
    .captcha-visual {
        font-size: 1.1rem;
        letter-spacing: 6px;
    }
}