html {
  font-size: 14px;
  height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
}

main {
  flex: 1 0 auto;
}

.footer {
  flex-shrink: 0;
}

/* Auth pages full height wrapper */
.auth-wrapper {
    min-height: calc(100vh - 56px - 70px); /* navbar approx + footer */
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

/* Auth page specific */
.auth-page main.main-container {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.auth-wrapper {
    min-height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
}

.auth-page .footer {
    margin-top: auto;
}

/* Logo en Home */
.logo-home {
    max-width: 250px;
    height: auto;
    margin-top: 2rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
    transition: transform 0.3s ease;
}

    .logo-home:hover {
        transform: scale(1.05);
    }

/* Mejorar apariencia de la página de inicio */
.text-center {
    padding: 3rem 1rem;
}

    .text-center .display-4 {
        font-weight: 600;
        color: #0d6efd;
        margin-bottom: 1rem;
    }

    .text-center .lead {
        font-size: 1.25rem;
        color: #6c757d;
        margin-bottom: 1.5rem;
    }

/* Estilos para Login */
.login-card {
    border-radius: 1rem;
    margin-top: 3rem;
    animation: fadeInUp 0.5s ease;
}

.login-logo {
    max-width: 120px;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* Animación de entrada */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Form floating mejorado */
.form-floating > .form-control:focus ~ label {
    color: #0d6efd;
}

.form-floating > .form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
}

/* Botón de login mejorado */
#login-submit {
    padding: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

    #login-submit:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
    }

/* Links del login */
.login-card a {
    color: #0d6efd;
    text-decoration: none;
    transition: color 0.2s;
}

    .login-card a:hover {
        color: #0a58ca;
        text-decoration: underline;
    }

/* Mejoras para el alert de error */
.alert-danger {
    border-radius: 0.5rem;
    border: none;
    background-color: #f8d7da;
}

html {
    font-size: 14px;
    height: 100%;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

main {
    flex: 1;
}

/* Navbar mejorada */
.navbar {
    padding: 0.75rem 1rem;
}

.navbar-brand {
    font-size: 1.25rem;
    letter-spacing: 0.5px;
}

.navbar-logo {
    height: 35px;
    width: auto;
    filter: brightness(0) invert(1);
}

.navbar-dark .nav-link {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
}

    .navbar-dark .nav-link:hover,
    .navbar-dark .nav-link:focus {
        color: #fff;
        background-color: rgba(255, 255, 255, 0.1);
    }

    .navbar-dark .nav-link i {
        margin-right: 0.25rem;
    }

/* Footer mejorado */
.footer {
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

    .footer a {
        transition: color 0.2s ease;
    }

        .footer a:hover {
            color: #0d6efd !important;
        }

/* Focus states */
.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Form floating mejorado */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

.form-floating > .form-control:focus ~ label {
    color: #0d6efd;
}

.form-floating > .form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
}

/* Cards mejoradas */
.card {
    border: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

    .card:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    }

/* Tablas mejoradas */
.table {
    background-color: #fff;
    border-radius: 0.5rem;
    overflow: hidden;
}

    .table thead th {
        background-color: #0d6efd;
        color: #fff;
        font-weight: 600;
        text-transform: uppercase;
        font-size: 0.875rem;
        letter-spacing: 0.5px;
        border: none;
    }

    .table tbody tr {
        transition: background-color 0.2s ease;
    }

        .table tbody tr:hover {
            background-color: rgba(13, 110, 253, 0.05);
        }

/* Botones mejorados */
.btn {
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    border-radius: 0.375rem;
}

.btn-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    border: none;
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(13, 110, 253, 0.4);
    }

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Logo en Home */
.logo-home {
    max-width: 250px;
    height: auto;
    margin-top: 2rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

    .logo-home:hover {
        transform: scale(1.05);
    }

/* Página de inicio mejorada */
.text-center {
    padding: 3rem 1rem;
}

    .text-center .display-4 {
        font-weight: 700;
        color: #0d6efd;
        margin-bottom: 1rem;
    }

    .text-center .lead {
        font-size: 1.25rem;
        color: #6c757d;
        margin-bottom: 1.5rem;
    }

/* Estilos para Login/Register */
.login-card {
    border-radius: 1rem;
    margin-top: 3rem;
    animation: fadeInUp 0.5s ease;
    background: #fff;
}

.login-logo {
    max-width: 120px;
    height: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Botón de login/register */
#login-submit, #registerSubmit {
    padding: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

    #login-submit:hover, #registerSubmit:hover {
        transform: translateY(-2px);
        box-shadow: 0 4px 12px rgba(13, 110, 253, 0.3);
    }

/* Links del login */
.login-card a {
    color: #0d6efd;
    text-decoration: none;
    transition: color 0.2s;
}

    .login-card a:hover {
        color: #0a58ca;
        text-decoration: underline;
    }

/* Alerts mejorados */
.alert {
    border-radius: 0.5rem;
    border: none;
}

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

/* Breadcrumbs */
.breadcrumb {
    background-color: transparent;
    padding: 0.75rem 0;
    margin-bottom: 1rem;
}

/* Responsive ajustes */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1rem;
    }

    .navbar-logo {
        height: 28px;
    }

    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

/* Estilos para vista Index de Buques */
.display-5 {
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* Table mejorada */
.table thead th {
    padding: 1rem;
    vertical-align: middle;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* Badges personalizados */
.badge {
    padding: 0.5rem 0.75rem;
    font-weight: 500;
    font-size: 0.875rem;
}

.bg-primary-subtle {
    background-color: rgba(13, 110, 253, 0.1) !important;
}

.text-primary {
    color: #0d6efd !important;
}

/* Código IMO */
code {
    padding: 0.25rem 0.5rem;
    background-color: #f8f9fa;
    border-radius: 0.25rem;
    font-size: 0.875rem;
}

/* Botones de acción */
.btn-group .btn {
    transition: all 0.2s ease;
}

    .btn-group .btn:hover {
        transform: translateY(-2px);
    }

.btn-outline-info:hover {
    background-color: #0dcaf0;
    color: #fff;
}

.btn-outline-warning:hover {
    background-color: #ffc107;
    color: #000;
}

.btn-outline-danger:hover {
    background-color: #dc3545;
    color: #fff;
}

/* Card footer */
.card-footer {
    padding: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* Alert personalizado */
.alert-info {
    background-color: #cff4fc;
    border: none;
    border-left: 4px solid #0dcaf0;
}

/* Animación para filas */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.table tbody tr {
    animation: fadeIn 0.3s ease;
}

/* Hover effect en filas */
.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.03);
    cursor: pointer;
}

/* Estilos para formularios de Buques */
.card-header h3 {
    font-weight: 600;
    letter-spacing: 0.3px;
}

.form-floating label i {
    margin-right: 0.25rem;
    opacity: 0.7;
}

.form-floating .form-control:focus ~ label,
.form-floating .form-select:focus ~ label {
    color: #0d6efd;
}

.form-floating .form-control,
.form-floating .form-select {
    border: 2px solid #dee2e6;
    transition: all 0.3s ease;
}

    .form-floating .form-control:focus,
    .form-floating .form-select:focus {
        border-color: #0d6efd;
        box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.1);
    }

/* Details List mejorado */
dl.row dt {
    font-weight: 600;
    padding: 0.75rem 0;
}

dl.row dd {
    padding: 0.75rem 0;
}

dl.row dt i {
    margin-right: 0.5rem;
}

/* Delete warning */
.border-danger {
    border-width: 2px !important;
}

.card-header.bg-danger,
.card-header.bg-warning,
.card-header.bg-info,
.card-header.bg-primary {
    padding: 1.25rem 1.5rem;
}

/* Form text helper */
.form-text {
    font-size: 0.875rem;
    margin-top: 0.25rem;
    color: #6c757d;
}

/* Responsive ajustes */
@media (max-width: 768px) {
    .card-body {
        padding: 1.5rem !important;
    }

    dl.row dt,
    dl.row dd {
        padding: 0.5rem 0;
    }
}

/* ===== ESTILOS PARA EXPEDIENTES ===== */

/* Header de página */
.display-5.fw-bold {
    letter-spacing: -0.5px;
}

/* Tabla de expedientes mejorada */
.table thead.bg-gradient {
    background: linear-gradient(135deg, #0d47a1 0%, #1976d2 100%)
        !important;
    color: white !important;
}

.table thead.bg-gradient th {
    border: none;
    padding: 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table thead.bg-gradient a {
    color: white !important;
    text-decoration: none;
}

.table thead.bg-gradient a:hover {
    opacity: 0.9;
}

/* Avatar para clientes */
.avatar-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1976d2;
    font-size: 0.9rem;
    flex-shrink: 0;
}

/* Badges mejorados para expedientes */
.badge {
    font-weight: 500;
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    border-radius: 0.375rem;
}

.badge.bg-info-subtle {
    background-color: rgba(13, 202, 240, 0.15) !important;
    color: #0dcaf0 !important;
}

.badge.bg-warning-subtle {
    background-color: rgba(255, 193, 7, 0.15) !important;
    color: #ffc107 !important;
}

.badge.bg-secondary-subtle {
    background-color: rgba(108, 117, 125, 0.15) !important;
    color: #6c757d !important;
}

.badge.bg-success-subtle {
    background-color: rgba(25, 135, 84, 0.15) !important;
    color: #198754 !important;
}

/* Filas de tabla con hover mejorado */
.table tbody tr {
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.table tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.03);
    transform: translateX(3px);
    box-shadow: -3px 0 0 #1976d2;
}

/* Botones de acción en tabla */
.btn-group .btn {
    transition: all 0.2s ease;
    border-radius: 0.25rem;
}

.btn-group .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-outline-info:hover {
    background-color: #0dcaf0;
    border-color: #0dcaf0;
    color: white;
}

.btn-outline-warning:hover {
    background-color: #ffc107;
    border-color: #ffc107;
    color: #000;
}

.btn-outline-danger:hover {
    background-color: #dc3545;
    border-color: #dc3545;
    color: white;
}

/* Paginación mejorada */
.pagination .page-link {
    border-radius: 0.375rem;
    margin: 0 3px;
    border: 1px solid #dee2e6;
    color: #1976d2;
    transition: all 0.2s ease;
}

.pagination .page-link:hover {
    background-color: #e3f2fd;
    border-color: #1976d2;
    transform: translateY(-1px);
}

.pagination .page-item.active .page-link {
    background: linear-gradient(135deg, #0d47a1 0%, #1976d2 100%);
    border-color: #1976d2;
    box-shadow: 0 2px 8px rgba(13, 71, 161, 0.3);
}

.pagination .page-item.disabled .page-link {
    background-color: #f8f9fa;
    border-color: #dee2e6;
}

/* Card footer mejorado */
.card-footer.bg-light {
    background-color: #f8f9fa !important;
    border-top: 2px solid #e9ecef;
    padding: 1.25rem;
}

/* Estilos para Details */
.card-header.bg-gradient {
    background: linear-gradient(135deg, #0d47a1 0%, #1976d2 100%);
    color: white;
    border: none;
}

.card-header.bg-gradient h5 {
    font-weight: 600;
    margin: 0;
}

dl.row dt {
    font-weight: 600;
    color: #6c757d;
}

dl.row dt i {
    opacity: 0.7;
}

dl.row dd {
    color: #212529;
}

/* Cards con efecto hover */
.card {
    transition: all 0.3s ease;
    border: none !important;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12) !important;
}

/* Form mejorados */
.form-floating > .form-control,
.form-floating > .form-select {
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-floating > .form-control:focus,
.form-floating > .form-select:focus {
    border-color: #1976d2;
    box-shadow: 0 0 0 0.25rem rgba(25, 118, 210, 0.15);
}

.form-floating > label {
    color: #6c757d;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-select:focus ~ label {
    color: #1976d2;
}

/* Badge grande para estatus */
.badge.fs-6 {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
}

/* Botones mejorados */
.btn-primary {
    background: linear-gradient(135deg, #0d47a1 0%, #1976d2 100%);
    border: none;
    font-weight: 500;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(13, 71, 161, 0.4);
}

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

/* Estado vacío */
.card-body.text-center.py-5 i.display-1 {
    color: #dee2e6;
}

/* Animaciones */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.table tbody tr,
.card {
    animation: fadeIn 0.4s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .display-5 {
        font-size: 2rem;
    }
    
    .table thead th {
        font-size: 0.75rem;
        padding: 0.75rem 0.5rem;
    }
    
    .table tbody td {
        padding: 0.75rem 0.5rem;
    }
    
    .btn-group .btn {
        padding: 0.375rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .avatar-circle {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }
}

/* Clase helper para hover en footer */
.hover-primary:hover {
    color: #1976d2 !important;
}