/* ===========================================
   CAPRE - Holstein Colombia
   Paleta: Negro Elegante + Rojo Corporativo (acento)
   =========================================== */

:root {
    --holstein-dark: #212529;
    --holstein-dark-hover: #1a1a1a;
    --holstein-gray: #495057;
    --holstein-gray-light: #6c757d;
    --holstein-light: #f8f9fa;
    --holstein-white: #ffffff;
    --holstein-accent: #495057;
    --holstein-border: #dee2e6;
    /* Rojo corporativo Holstein - usado como acento minimalista */
    --holstein-red: #C41E3A;
    --holstein-red-dark: #9E1830;
}

body {
    background-color: var(--holstein-light);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Navbar blanco con contraste */
.navbar-holstein {
    background-color: var(--holstein-white) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border-bottom: 1px solid var(--holstein-border);
}

.navbar-holstein .navbar-brand {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.navbar-holstein .navbar-brand img {
    height: 40px;
    margin-right: 8px;
}

.navbar-holstein .nav-link {
    color: var(--holstein-gray) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 6px;
    margin: 0 2px;
}

.navbar-holstein .nav-link:hover {
    color: var(--holstein-dark) !important;
    background-color: rgba(0, 0, 0, 0.05);
}

.navbar-holstein .nav-link.active {
    color: var(--holstein-dark) !important;
    background-color: rgba(0, 0, 0, 0.08);
    font-weight: 600;
    border-bottom: 2px solid var(--holstein-red);
}

.navbar-holstein .navbar-text {
    color: var(--holstein-gray-light) !important;
}

/* Cards minimalistas */
.card {
    border: 1px solid var(--holstein-border);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Botones corporativos */
.btn-holstein {
    background-color: var(--holstein-dark);
    border-color: var(--holstein-dark);
    color: var(--holstein-white);
}

.btn-holstein:hover,
.btn-holstein:focus {
    background-color: var(--holstein-dark-hover);
    border-color: var(--holstein-dark-hover);
    color: var(--holstein-white);
}

.btn-outline-holstein {
    color: var(--holstein-dark);
    border-color: var(--holstein-dark);
    background-color: transparent;
}

.btn-outline-holstein:hover,
.btn-outline-holstein:focus {
    background-color: var(--holstein-dark);
    border-color: var(--holstein-red);
    color: var(--holstein-white);
}

/* Tablas institucionales */
.table-holstein thead {
    background-color: var(--holstein-dark);
    color: var(--holstein-white);
}

.table-holstein thead th {
    border-color: var(--holstein-dark-hover);
    font-weight: 600;
}

.table-holstein tbody tr:hover {
    background-color: rgba(33, 37, 41, 0.04);
}

.table-holstein .table-active {
    background-color: rgba(33, 37, 41, 0.08) !important;
    border-left: 3px solid var(--holstein-red);
}

/* Badges */
.badge-holstein {
    background-color: var(--holstein-dark);
    color: var(--holstein-white);
}

/* Badge de sesion activa con acento rojo */
.badge-activa {
    background-color: var(--holstein-dark);
    color: var(--holstein-white);
    position: relative;
    padding-left: 1.2em;
}

.badge-activa::before {
    content: '';
    position: absolute;
    left: 0.5em;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background-color: var(--holstein-red);
    border-radius: 50%;
}

/* Hero section para página de inicio */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, var(--holstein-dark) 0%, #2c3136 100%);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 2rem;
}

.hero-content {
    position: relative;
    padding: 3rem 2rem;
    color: var(--holstein-white);
    z-index: 1;
}

.hero-content h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.hero-image {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 45%;
    background-size: cover;
    background-position: center left;
    opacity: 0.3;
    mask-image: linear-gradient(to right, transparent, black 30%);
    -webkit-mask-image: linear-gradient(to right, transparent, black 30%);
}

/* Secciones de contenido */
.bg-holstein {
    background-color: var(--holstein-dark) !important;
    color: var(--holstein-white);
}

.border-holstein {
    border-color: var(--holstein-dark) !important;
}

.text-holstein {
    color: var(--holstein-dark) !important;
}

.text-holstein-red {
    color: var(--holstein-red) !important;
}

/* Formularios */
.form-control:focus,
.form-select:focus {
    border-color: var(--holstein-dark);
    box-shadow: 0 0 0 0.2rem rgba(196, 30, 58, 0.15);
}

/* Forzar mayusculas en campos de texto */
input[type="text"].form-control {
    text-transform: uppercase;
}

/* Links */
a {
    color: var(--holstein-gray);
}

a:hover {
    color: var(--holstein-red);
}

/* Estado vacío */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state i {
    font-size: 4rem;
    color: var(--holstein-gray-light);
    opacity: 0.5;
}

.empty-state p {
    color: var(--holstein-gray-light);
}

/* Footer sutil */
.footer-minimal {
    text-align: center;
    padding: 1.5rem;
    color: var(--holstein-gray-light);
    font-size: 0.875rem;
    margin-top: 3rem;
    border-top: 1px solid var(--holstein-border);
}

/* Seccion animal - unificado con el tema */
.card-animal {
    border-color: var(--holstein-dark);
}

.card-animal .card-header {
    background-color: var(--holstein-dark);
    color: var(--holstein-white);
}

/* Tipografia mejorada para info animal */
.fs-3 {
    line-height: 1.2;
}

.fw-medium {
    font-weight: 500;
}

.fw-semibold {
    font-weight: 600;
}

/* Datos del animal */
.bg-light.rounded {
    background-color: #f8f9fa !important;
    padding: 1rem;
}

/* ===========================================
   NAVEGACION ANIMAL GRID
   =========================================== */
.nav-animal-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: center;
}

.nav-search-dropdown {
    width: 100%;
    max-width: 300px;
}

.nav-buttons-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.nav-buttons-grid .btn {
    flex: 0 0 auto;
}

@media (max-width: 575.98px) {
    .nav-buttons-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
        width: 100%;
    }

    .nav-buttons-grid .btn {
        width: 100%;
    }
}

/* Tabla de ordenos responsive */
.table-ordenos .ordeno-input {
    text-align: center;
    padding: 0.25rem 0.35rem;
}

@media (max-width: 575.98px) {
    .table-ordenos .ordeno-input {
        font-size: 16px !important;
        min-height: 40px;
        padding: 0.35rem 0.25rem;
    }
}

/* ===========================================
   RESPONSIVE & PWA STYLES
   =========================================== */

/* Indicador offline */
.offline-indicator {
    position: fixed;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #dc3545;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    z-index: 9999;
    transition: bottom 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.offline-indicator.show {
    bottom: 20px;
}

/* Safe area para dispositivos con notch */
@supports (padding: max(0px)) {
    .navbar {
        padding-top: max(0.5rem, env(safe-area-inset-top));
    }
    .container {
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
    }
}

/* ===========================================
   TABLET (576px - 991px)
   =========================================== */
@media (min-width: 576px) and (max-width: 991.98px) {
    .hero-content {
        padding: 2.5rem 2rem;
    }

    .hero-content h1 {
        font-size: 1.75rem;
    }

    .hero-image {
        width: 40%;
        opacity: 0.25;
    }

    /* Ajustar cards de resumen */
    .card.text-center.bg-light.flex-fill {
        min-width: 120px !important;
    }

    /* Tabs responsive */
    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav-tabs .nav-link {
        white-space: nowrap;
        padding: 0.5rem 0.75rem;
    }
}

/* ===========================================
   MOVIL (<576px)
   =========================================== */
@media (max-width: 575.98px) {
    /* Container mas ajustado */
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .container.mt-4 {
        margin-top: 1rem !important;
    }

    /* Navbar tactil */
    .navbar-holstein {
        padding: 0.5rem 0;
    }

    .navbar-holstein .navbar-brand img {
        height: 32px;
    }

    .navbar-toggler {
        padding: 0.5rem;
        min-width: 48px;
        min-height: 48px;
    }

    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    /* Hero section */
    .hero-content {
        padding: 1.5rem 1rem;
    }

    .hero-content h1 {
        font-size: 1.25rem;
    }

    .hero-content p {
        font-size: 0.95rem;
    }

    .hero-content .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .hero-image {
        width: 30%;
        opacity: 0.15;
    }

    /* Cards */
    .card {
        border-radius: 6px;
    }

    .card-header {
        padding: 0.75rem 1rem;
    }

    .card-body {
        padding: 1rem;
    }

    /* Formularios touch-friendly */
    .form-control,
    .form-select {
        font-size: 16px !important; /* Evita zoom en iOS */
        min-height: 48px;
        padding: 0.625rem 0.75rem;
    }

    .form-label {
        font-size: 0.875rem;
        margin-bottom: 0.25rem;
    }

    /* Botones tactiles */
    .btn {
        min-height: 44px;
        padding: 0.625rem 1rem;
    }

    .btn-sm {
        min-height: 38px;
        padding: 0.5rem 0.75rem;
    }

    /* Info animal - layout movil 2 columnas */
    #card-animal .row.g-3 > div,
    #card-novilla .row.g-3 > div,
    #card-animal .card-body > .row > div,
    #card-novilla .card-body > .row > div {
        flex: 0 0 50% !important;
        max-width: 50% !important;
    }

    #card-animal .col-md-1,
    #card-novilla .col-md-1 {
        flex: 0 0 50% !important;
        max-width: 50% !important;
    }

    /* Fila de produccion - 2 columnas en movil */
    #card-animal .bg-light.rounded .row > div,
    #card-novilla .bg-light.rounded .row > div,
    .bg-light.rounded > .row > div {
        flex: 0 0 50% !important;
        max-width: 50% !important;
    }

    .fs-5 {
        font-size: 1rem !important;
    }

    /* Navegacion animal - grid movil */
    .d-flex.justify-content-center.gap-2 {
        flex-wrap: wrap;
        gap: 0.5rem !important;
    }

    .d-flex.justify-content-center.gap-2 .btn {
        flex: 1 1 calc(50% - 0.5rem);
        min-width: calc(50% - 0.5rem);
        font-size: 0.8rem;
        padding: 0.5rem;
    }

    .d-flex.justify-content-center.gap-2 .dropdown {
        flex: 1 1 100%;
        order: -1;
        margin-bottom: 0.5rem;
    }

    .d-flex.justify-content-center.gap-2 .dropdown .btn {
        width: 100%;
    }

    /* Tabs de novedades - scroll horizontal */
    .nav-tabs.card-header-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .nav-tabs.card-header-tabs::-webkit-scrollbar {
        display: none;
    }

    .nav-tabs .nav-item {
        flex: 0 0 auto;
    }

    .nav-tabs .nav-link {
        white-space: nowrap;
        padding: 0.75rem 1rem;
        font-size: 0.85rem;
    }

    .nav-tabs .nav-link i {
        display: block;
        margin-bottom: 0.25rem;
        font-size: 1.1rem;
    }

    /* Tablas responsive */
    .table-responsive {
        margin: 0 -1rem;
        padding: 0 1rem;
    }

    .table {
        font-size: 0.8rem;
    }

    .table th,
    .table td {
        padding: 0.5rem 0.4rem;
        vertical-align: middle;
    }

    /* Tabla sesiones - ocultar columnas menos importantes */
    .table-holstein th:nth-child(3),
    .table-holstein td:nth-child(3),
    .table-holstein th:nth-child(5),
    .table-holstein td:nth-child(5) {
        display: none;
    }

    /* Modales fullscreen en movil */
    .modal-dialog {
        margin: 0;
        max-width: 100%;
        min-height: 100vh;
    }

    .modal-content {
        border-radius: 0;
        min-height: 100vh;
    }

    .modal-header {
        position: sticky;
        top: 0;
        z-index: 10;
    }

    /* Alertas compactas */
    .alert {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }

    /* Badges mas grandes para tacto */
    .badge {
        padding: 0.4em 0.6em;
        font-size: 0.75rem;
    }

    /* Cards de resumen - 2 columnas */
    .d-flex.flex-wrap.justify-content-between.gap-2 {
        gap: 0.5rem !important;
    }

    .card.text-center.bg-light.flex-fill {
        min-width: calc(50% - 0.5rem) !important;
        flex: 0 0 calc(50% - 0.5rem);
    }

    .card.text-center.bg-light .card-body {
        padding: 0.5rem !important;
    }

    .card.text-center.bg-light h5 {
        font-size: 1.25rem;
    }

    .card.text-center.bg-light small {
        font-size: 0.7rem;
    }

    /* Ordenamiento compacto */
    .btn-group.btn-group-sm .btn {
        padding: 0.35rem 0.5rem;
        font-size: 0.75rem;
    }

    /* Empty state */
    .empty-state {
        padding: 2rem 1rem;
    }

    .empty-state i {
        font-size: 3rem;
    }

    /* Footer */
    .footer-minimal {
        padding: 1rem;
        font-size: 0.8rem;
    }

    /* Header compacto del hato */
    .card-header.bg-holstein .d-flex {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .card-header.bg-holstein .d-flex > div:first-child {
        flex: 1 1 100%;
    }

    .card-header.bg-holstein .d-flex .small {
        display: none;
    }

    .card-header.bg-holstein .d-flex .btn {
        flex: 1;
    }

    /* Inputs de ordenos mas grandes */
    .ordeno-input {
        font-size: 16px !important;
        min-height: 44px;
        text-align: center;
    }

    /* Acordeon compacto */
    .accordion-button {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }

    .accordion-body {
        padding: 0;
    }

    .accordion-body .table {
        margin-bottom: 0;
    }
}

/* ===========================================
   PANTALLAS MUY PEQUEÑAS (<375px)
   =========================================== */
@media (max-width: 374.98px) {
    .hero-content h1 {
        font-size: 1.1rem;
    }

    .hero-content .btn-lg {
        font-size: 0.9rem;
        padding: 0.5rem 1rem;
    }

    /* Info animal - 1 columna solo en pantallas muy pequeñas */
    #card-animal .row.g-3 > div,
    #card-novilla .row.g-3 > div {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }

    /* Navegacion animal - 1 columna */
    .nav-buttons-grid {
        grid-template-columns: 1fr !important;
    }

    /* Ocultar iconos en tabs */
    .nav-tabs .nav-link i {
        display: none;
    }

    /* Cards de resumen - 2 columnas mas compactas */
    .card.text-center.bg-light.flex-fill {
        min-width: calc(50% - 0.25rem) !important;
    }
}

/* ===========================================
   PANTALLAS MEDIANAS (576px - 991px) - Tablets y móviles grandes
   =========================================== */
@media (min-width: 576px) and (max-width: 991.98px) {
    /* Info animal - 3 columnas en tablets */
    #card-animal .row.g-3 > div,
    #card-novilla .row.g-3 > div {
        flex: 0 0 33.333% !important;
        max-width: 33.333% !important;
    }

    #card-animal .col-md-1,
    #card-novilla .col-md-1 {
        flex: 0 0 33.333% !important;
        max-width: 33.333% !important;
    }

    /* Fila de produccion - 3 columnas */
    #card-animal .bg-light.rounded .row > div,
    #card-novilla .bg-light.rounded .row > div {
        flex: 0 0 33.333% !important;
        max-width: 33.333% !important;
    }

    /* Navegacion en fila */
    .nav-buttons-grid {
        display: flex !important;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-buttons-grid .btn {
        width: auto;
        flex: 0 0 auto;
    }
}

/* ===========================================
   RESPONSIVE ORIGINAL (ya existente)
   =========================================== */
@media (max-width: 768px) {
    .hero-content {
        padding: 2rem 1.5rem;
    }

    .hero-content h1 {
        font-size: 1.5rem;
    }

    .hero-image {
        width: 35%;
        opacity: 0.2;
    }
}

/* ===========================================
   MEJORAS PARA TOUCH
   =========================================== */
@media (pointer: coarse) {
    /* Dispositivos tactiles */
    .btn,
    .nav-link,
    .dropdown-item,
    .form-control,
    .form-select {
        cursor: pointer;
    }

    /* Area de toque mas grande */
    .dropdown-item {
        padding: 0.75rem 1rem;
    }

    /* Checkbox y radio mas grandes */
    input[type="checkbox"],
    input[type="radio"] {
        width: 20px;
        height: 20px;
    }

    /* Scroll suave */
    .table-responsive,
    .nav-tabs {
        scroll-behavior: smooth;
    }
}

/* ===========================================
   MODO OSCURO (respeta preferencia del sistema)
   =========================================== */
@media (prefers-color-scheme: dark) {
    /* Solo si se desea implementar dark mode */
}

/* ===========================================
   REDUCCION DE MOVIMIENTO
   =========================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}