/* Variables de diseño */
:root {
    /* Colores institucionales UNMSM */
    --unmsm-primary: #003366;
    --unmsm-secondary: #C4A300;
    --unmsm-dark: #003366;
    --unmsm-light: #FFE699;
    
    /* Colores del sistema */
    --text-primary: #2D3748;
    --text-secondary: #4A5568;
    --bg-light: #F7FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --success-color: #38A169;
    --error-color: #E53E3E;
    --warning-color: #DD6B20;
    --info-color: #3182CE;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transiciones */
    --transition-fast: all 0.15s ease-in-out;
    --transition-normal: all 0.3s ease-in-out;
    --transition-slow: all 0.5s ease-in-out;
}


/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Contenedor principal de autenticación */
.auth-container {
    display: flex;
    min-height: 100vh;
}

/* Sección del fondo con branding UNMSM */
.auth-background {
    flex: 1;
    background: linear-gradient(135deg, var(--unmsm-primary), var(--unmsm-dark));
    color: white;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.unmsm-badge {
    text-align: center;
    z-index: 2;
    max-width: 400px;
}

.unmsm-badge img {
    width: 400px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 21px 41px rgba(255, 255, 255, 0.3));
}

.unmsm-badge span {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.unmsm-badge p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.background-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 1;
}

/* Tarjeta de autenticación */
.auth-card {
    width: 100%;
    max-width: 480px;
    background-color: var(--bg-white);
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: 10;
    overflow-y: auto;
}

.auth-header {
    margin-bottom: 2.5rem;
    text-align: center;
}

.auth-header h1 {
    font-size: 1.75rem;
    color: var(--unmsm-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Formulario */
.auth-form {
    width: 100%;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-group label {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.form-group label i {
    margin-right: 0.5rem;
    color: var(--unmsm-secondary);
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 0;
    font-size: 1rem;
    color: var(--text-primary);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    outline: none;
    transition: var(--transition-normal);
}

.form-group input:focus {
    border-bottom-color: var(--unmsm-primary);
}

.input-underline {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--unmsm-primary);
    transition: var(--transition-normal);
}

.form-group input:focus ~ .input-underline {
    width: 100%;
}

.toggle-password {
    position: absolute;
    right: 0;
    bottom: 0.75rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    transition: var(--transition-fast);
}

.toggle-password:hover {
    color: var(--unmsm-primary);
}

.toggle-password i {
    font-size: 1rem;
}

/* Opciones del formulario */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1.5rem 0;
    font-size: 0.875rem;
}

.remember-me {
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    cursor: pointer;
}

.remember-me input {
    margin-right: 0.5rem;
    accent-color: var(--unmsm-primary);
}

.forgot-password {
    color: var(--unmsm-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.forgot-password:hover {
    text-decoration: underline;
    color: var(--unmsm-dark);
}

/* Botón de autenticación */
.btn-auth {
    width: 100%;
    padding: 1rem;
    background-color: var(--unmsm-primary);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
}

.btn-auth:hover {
    background-color: var(--unmsm-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-auth:active {
    transform: translateY(0);
}

.btn-auth i {
    margin-left: 0.5rem;
    transition: var(--transition-fast);
}

.btn-auth:hover i {
    transform: translateX(3px);
}

/* Footer de la tarjeta */
.auth-footer {
    margin-top: 2.5rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.auth-footer p:first-child {
    margin-bottom: 0.25rem;
    font-weight: 500;
    color: var(--unmsm-primary);
}

/* Efectos de hover y focus */
input:focus, button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(122, 0, 25, 0.2);
}

/* Responsive design */
@media (max-width: 1024px) {
    .auth-container {
        flex-direction: column;
    }
    
    .auth-background {
        padding: 1.5rem;
        min-height: 200px;
    }
    
    .unmsm-badge {
        max-width: 100%;
    }
    
    .unmsm-badge img {
        width: 80px;
        margin-bottom: 1rem;
    }
    
    .unmsm-badge span {
        font-size: 1.2rem;
    }
    
    .auth-card {
        max-width: 100%;
        padding: 2rem 1.5rem;
        border-radius: 12px 12px 0 0;
        margin-top: -30px;
    }
}

@media (max-width: 480px) {
    .auth-header h1 {
        font-size: 1.5rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .forgot-password {
        margin-top: 0.5rem;
    }
}

/* Estilos para otros componentes (reutilizables en todo el proyecto) */

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--unmsm-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--unmsm-dark);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--unmsm-secondary);
    color: var(--text-primary);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background-color: #D4B000;
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--unmsm-primary);
    color: var(--unmsm-primary);
}

.btn-outline:hover {
    background-color: rgba(122, 0, 25, 0.1);
}

.btn-icon {
    margin-right: 0.5rem;
}

/* Alertas */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
}

.alert i {
    margin-right: 0.75rem;
    font-size: 1.25rem;
}

.alert-success {
    background-color: rgba(56, 161, 105, 0.1);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-error {
    background-color: rgba(229, 62, 62, 0.1);
    color: var(--error-color);
    border-left: 4px solid var(--error-color);
}

.alert-warning {
    background-color: rgba(221, 107, 32, 0.1);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: rgba(49, 130, 206, 0.1);
    color: var(--info-color);
    border-left: 4px solid var(--info-color);
}

/* Tarjetas */
.card {
    background-color: var(--bg-white);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--unmsm-primary);
}

.card-body {
    padding: 1.5rem;
}

/* Formularios generales */
.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-control:focus {
    border-color: var(--unmsm-primary);
    box-shadow: 0 0 0 3px rgba(122, 0, 25, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Tablas */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.table th {
    background-color: var(--unmsm-primary);
    color: white;
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
}

.table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.table tr:hover {
    background-color: rgba(122, 0, 25, 0.03);
}

/* Navbar (para cuando extiendas el proyecto) */
.navbar {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-weight: 600;
    color: var(--unmsm-primary);
    text-decoration: none;
}

.navbar-brand img {
    height: 40px;
    margin-right: 0.75rem;
}

.navbar-nav {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: 1.5rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--unmsm-primary);
}

/* Utilidades */
.text-primary {
    color: var(--unmsm-primary) !important;
}

.text-secondary {
    color: var(--unmsm-secondary) !important;
}

.bg-primary {
    background-color: var(--unmsm-primary) !important;
}

.bg-secondary {
    background-color: var(--unmsm-secondary) !important;
}

.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 2rem !important; }

.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 2rem !important; }

.text-center { text-align: center !important; }
.text-right { text-align: right !important; }
.text-left { text-align: left !important; }

/* Animaciones */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fadein {
    animation: fadeIn 0.5s ease-out forwards;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.animate-pulse {
    animation: pulse 2s infinite;
}
/* Forzar que el contenedor principal se centre correctamente */
main.card {
    max-width: 95%; /* Usar casi todo el ancho de la pantalla */
    margin: 2rem auto; /* Centrado horizontal */
    padding: 2rem;
    background-color: #fff;
    box-shadow: var(--shadow-md);
}

/* Ajustar la tabla para aprovechar todo el ancho */
table.table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto; /* Permite que las columnas se ajusten automáticamente */
}

/* Ajustar celdas */
table.table th, 
table.table td {
    padding: 0.8rem 1rem;
    font-size: 0.95rem;
    vertical-align: middle;
    text-align: left;
}

/* Dar prioridad de espacio a la columna de observación */
table.table td:last-child, 
table.table th:last-child {
    width: 35%; /* Ocupa más espacio para texto */
}

/* Hacer más grande y flexible el textarea */
table.table td textarea {
    width: 100%;
    min-height: 60px; /* Más alto */
    resize: vertical; /* Que el usuario pueda agrandarlo */
    font-size: 0.9rem;
}