/* SISU App - Estilos Simplificados para Producción */

/* Variables CSS */
:root {
    --color-primary: #358C8D;
    --color-primary-dark: #1F4948;
    --color-primary-darker: #0F2525;
    --color-secondary: #6C757D;
    --color-success: #28A745;
    --color-danger: #DC3545;
    --color-warning: #FFC107;
    --color-info: #17A2B8;
    --color-light: #F8F9FA;
    --color-dark: #343A40;
    --color-white: #FFFFFF;
    
    --gradient-primary: linear-gradient(135deg, #358C8D 0%, #1F4948 100%);
    --gradient-secondary: linear-gradient(135deg, #6C757D 0%, #495057 100%);
    
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Reset básico */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-light);
}

/* Ajuste para navbar fijo - solo en páginas con navbar */
body:not(.login-page) {
    padding-top: 80px !important;
}

/* Navbar */
.navbar-custom {
    background: var(--gradient-primary) !important;
    background-color: var(--color-primary) !important;
    box-shadow: var(--shadow-md) !important;
    padding: 0rem 0rem !important;
    border: none !important;
    min-height: 70px !important;
}

.navbar-custom .navbar-brand,
.navbar-custom .nav-link {
    color: var(--color-white) !important;
    font-weight: 700 !important;
    text-decoration: none !important;
    font-size: 1.1rem !important;
}

.navbar-custom .nav-link:hover {
    color: var(--color-white) !important;
    background-color: rgba(255, 255, 255, 0.3) !important;
}

/* Login */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: stretch;
    margin: 0;
    background: var(--gradient-primary);
}

.logo-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    padding: 2rem;
    color: var(--color-white);
    text-align: center;
    position: relative;
}

.logo-column .btn-back {
    position: absolute;
    top: 1.5rem;
    left: 1.5rem;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white) !important;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--border-radius-md);
    padding: 0.5rem 1rem;
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.logo-column .btn-back:hover {
    background-color: rgba(255, 255, 255, 0.3);
    color: var(--color-white) !important;
}

.logo-column img {
    max-width: 80%;
    height: auto;
    margin-bottom: 1.5rem;
}

.form-column {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    padding: 2rem;
}

.login-form {
    width: 100%;
    max-width: 400px;
}

.login-form h2 {
    color: var(--color-primary-dark);
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.form-floating {
    margin-bottom: 1.5rem;
}

.form-control {
    border-radius: var(--border-radius-md);
    border: 1px solid #ced4da;
    padding: 0.75rem 1rem;
    font-size: 1rem;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.25rem rgba(53, 140, 141, 0.25);
}

.input-group-text {
    background-color: var(--color-light);
    border: 1px solid #ced4da;
    border-left: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.input-group-text:hover {
    background-color: #e9ecef;
}

.btn-login {
    width: 100%;
    background: var(--gradient-primary);
    border: none;
    color: var(--color-white);
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(53, 140, 141, 0.3);
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    color: var(--color-white);
}

.btn-login i {
    margin-right: 0.5rem;
}

/* Estilos para formulario de login */
.login-form .form-label {
    color: var(--color-primary-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.login-form .input-group .form-control {
    border-radius: var(--border-radius-md);
}

.login-form .input-group .input-group-text {
    background-color: var(--color-light);
    border: 1px solid #ced4da;
    border-left: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.login-form .input-group .input-group-text:hover {
    background-color: #e9ecef;
}

.btn-back {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
}

.btn-back:hover {
    background: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
}

/* Botones */
.btn-primary {
    background: var(--gradient-primary);
    border: none;
    color: var(--color-white);
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
}

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

/* Formularios */
.form-control {
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius-md);
    padding: 0.75rem;
    transition: var(--transition-normal);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(53, 140, 141, 0.25);
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    background: var(--gradient-primary);
    color: var(--color-white);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0 !important;
    font-weight: 600;
}

/* Tablas */
.table {
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.table thead th {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    font-weight: 600;
}

/* Alertas */
.alert {
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 500;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--color-danger);
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--color-warning);
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.1);
    color: var(--color-info);
}

/* Badges */
.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: var(--border-radius-md);
}

.badge-primary {
    background: var(--gradient-primary);
}

.badge-success {
    background-color: var(--color-success);
}

.badge-danger {
    background-color: var(--color-danger);
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--color-dark);
}

/* Dropdowns */
.dropdown-menu {
    border: none;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Responsive */
@media (max-width: 768px) {
    .login-container {
        flex-direction: column;
    }
    
    .logo-column,
    .form-column {
        min-height: 50vh;
    }
    
    .logo-column .btn-back {
        top: 1rem;
        left: 1rem;
    }
    
    .login-form {
        padding: 1rem;
    }
    
    body {
        padding-top: 60px !important;
    }
    
    .navbar-custom {
        min-height: 60px !important;
    }
}

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

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

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

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

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Loading */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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