/* ============================================
   GESTOGAN - ESTILOS ESPECÍFICOS PARA LOGIN
   Sistema de Gestión Ganadera
   ============================================ */

/* Importar paleta de colores corporativa */
:root {
    --primary-color: #97C777;          /* Verde principal */
    --primary-dark: #7AB05A;           /* Verde oscuro */
    --primary-light: #B5D99A;          /* Verde claro */
    --secondary-color: #333333;        /* Negro/Gris oscuro */
    --gray-300: #D3D3D3;               /* Gris claro corporativo */
    --white: #FFFFFF;                  /* Blanco corporativo */
}

body.login-page {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-family: 'Roboto', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    background: var(--white);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(51, 51, 51, 0.3);
    overflow: hidden;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 30px 30px;
    text-align: center;
    position: relative;
}

.login-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="rgba(255,255,255,0.05)" d="M0,96L48,112C96,128,192,160,288,165.3C384,171,480,149,576,128C672,107,768,85,864,90.7C960,96,1056,128,1152,133.3C1248,139,1344,117,1392,106.7L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: bottom;
    opacity: 0.3;
}

.login-header i {
    font-size: 60px;
    margin-bottom: 15px;
    animation: pulse 2s infinite;
    position: relative;
    z-index: 1;
}

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

.login-body {
    padding: 40px 35px;
}

.login-body .form-label {
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 10px;
    font-size: 14px;
}

.login-body .input-group {
    margin-bottom: 20px;
}

.login-body .input-group-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border: none;
    padding: 12px 15px;
}

.login-body .form-control {
    padding: 12px 15px;
    border: 1px solid var(--gray-300);
    border-left: none;
    transition: all 0.3s ease;
}

.login-body .form-control:focus {
    box-shadow: none;
    border-color: var(--primary-color);
    outline: none;
}

.form-check {
    margin-bottom: 25px;
}

.form-check-label {
    font-size: 14px;
    color: #666666;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-login {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
    padding: 14px;
    font-weight: 600;
    font-size: 16px;
    color: var(--white);
    width: 100%;
    border-radius: 10px;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.btn-login:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(151, 199, 119, 0.5);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

.btn-login:active {
    transform: translateY(-1px);
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-300);
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.login-footer a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Estilos adicionales para mensajes de error/validación */
.invalid-feedback {
    color: #D96459;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.is-invalid {
    border-color: #D96459 !important;
}

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

/* Animación de carga */
.btn-login.loading {
    position: relative;
    color: transparent;
}

.btn-login.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid var(--white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spinner 0.6s linear infinite;
}

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

/* Estilos para el logo */
.brand-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    margin: 0 auto 15px auto;
    display: block;
    max-width: 100%;
}

.login-header h3 {
    font-size: 24px;
    margin: 0 0 5px 0;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.login-header p {
    margin: 0;
    opacity: 0.9;
    font-size: 14px;
    position: relative;
    z-index: 1;
}

/* Botón de regreso al índice */
.btn-back {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 10px 20px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-back:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(151, 199, 119, 0.4);
}

.btn-back i {
    font-size: 16px;
}

/* Estilos para el modal de recuperación */
.modal-content {
    border-radius: 20px;
    border: none;
    box-shadow: 0 20px 60px rgba(51, 51, 51, 0.3);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    border-bottom: none;
    padding: 25px 30px;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-title {
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-title i {
    font-size: 24px;
}

.modal-body {
    padding: 30px;
}

.recovery-info {
    background: linear-gradient(135deg, rgba(151, 199, 119, 0.1) 0%, rgba(122, 176, 90, 0.1) 100%);
    border-left: 4px solid var(--primary-color);
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 25px;
}

.recovery-info i {
    color: var(--primary-color);
    font-size: 20px;
    margin-right: 10px;
}

.recovery-info p {
    margin: 0;
    color: var(--secondary-color);
    font-size: 14px;
}

.btn-recovery {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border: none;
    padding: 12px 24px;
    font-weight: 600;
    color: var(--white);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.btn-recovery:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(151, 199, 119, 0.4);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

.btn-secondary {
    border-radius: 10px;
    padding: 12px 24px;
    font-weight: 600;
}

/* Responsive */
@media (max-width: 480px) {
    .login-card {
        border-radius: 15px;
    }
    
    .login-header {
        padding: 30px 20px;
    }
    
    .login-header h3 {
        font-size: 24px;
    }
    
    .login-header i {
        font-size: 50px;
    }
    
    .login-body {
        padding: 30px 25px;
    }
    
    body.login-page {
        padding: 10px;
    }
    
    .brand-logo {
        height: 50px;
    }
    
    .login-header h3 {
        font-size: 20px;
    }
    
    .btn-back {
        top: 10px;
        left: 10px;
        padding: 8px 15px;
        font-size: 13px;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .modal-header {
        padding: 20px;
    }
}