/* static/css/login.css */

/* Ajuste universal para box-sizing */
html {
  box-sizing: border-box;
}
*, *::before, *::after {
  box-sizing: inherit;
}

/* Centrar todo el contenido de la página */
body {
    min-height: 100vh;
    height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--white, #fff) 0%, var(--off-white, #f9f9f9) 100%);
    font-family: 'Work Sans', Arial, sans-serif;
    margin: 0;
}

main {
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

/* Tarjeta contenedora del formulario */
.login-card {
    width: 100%;
    max-width: 460px;
    margin: 0;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 6px 24px 0 rgba(34, 139, 34, 0.12), 0 1px 4px 0 rgba(0,0,0,0.08);
    position: relative;
    z-index: 1;
    font-family: 'Work Sans', Arial, sans-serif;
    animation: zoomIn 1.2s cubic-bezier(.4,0,.2,1);
}

.login-card:hover {
    box-shadow: 0 6px 24px 0 rgba(76,175,80,0.18), 0 2px 8px 0 rgba(0,0,0,0.13);
    transition: box-shadow 0.3s;
}

.login-card h2 {
    text-align: center;
    color: #388e3c;
    margin-bottom: 2.2rem;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    justify-content: center;
}
.login-card h2 i {
    font-size: 1em;
}

.login-card form {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Grupo de input con icono */
.input-group {
    width: 100%;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    align-items: center;
    background: #f6fef7;
    border-radius: 8px;
    border: 1.5px solid #a5d6a7;
    margin-bottom: 1rem;
    padding: 0.1rem 0.8rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.input-group:focus-within {
    border-color: #388e3c;
    box-shadow: 0 0 6px #a5d6a7;
}
.input-icon {
    color: #4CAF50;
    font-size: 0.9rem;
    margin-right: 0.5rem;
    min-width: 1rem;
    text-align: center;
}
.input-group input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.95rem;
    padding: 0.7rem 0.2rem;
    width: 100%;
    font-family: 'Work Sans', Arial, sans-serif;
    color: #333;
}
.input-group input::placeholder {
    color: #a5d6a7;
    opacity: 1;
    font-weight: 400;
}

/* Botón moderno */
.btn {
    display: block;
    width: 100%;
    max-width: 360px;
    margin: 1.6rem auto 0 auto;
    padding: 0.9rem 0;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    outline: none;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 2px 6px rgba(76,175,80,0.08);
    transition: background 0.25s, color 0.25s, box-shadow 0.25s, transform 0.18s;
    font-family: 'Work Sans', Arial, sans-serif;
    letter-spacing: 0.3px;
    background: var(--primary-green, #4CAF50);
    color: #fff;
}
.btn-primary:hover {
    background: var(--dark-green, #388E3C);
    color: #fff;
    box-shadow: 0 6px 18px rgba(76,175,80,0.18);
    transform: translateY(-2px) scale(1.04);
}

.btn i {
    margin-left: 0.8rem;
}

/* Enlace de registro */
.login-card p {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
}
.login-card p a {
    color: #4CAF50;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}
.login-card p a:hover {
    color: #388e3c;
    text-decoration: underline;
}

/* Mensajes de alerta para login */
.alert {
    width: 100%;
    max-width: 320px;
    margin: 0 auto 1rem auto;
    padding: 0.8rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    box-shadow: 0 1px 4px 0 rgba(34, 139, 34, 0.05);
}
.alert-danger {
    background: #ffebee;
    color: #c62828;
    border: 1.5px solid #e57373;
}
.alert-warning {
    background: #fffde7;
    color: #f9a825;
    border: 1.5px solid #ffe082;
}
.alert-info {
    background: #e3f2fd;
    color: #1565c0;
    border: 1.5px solid #90caf9;
}
.alert-success {
    background: #e8f5e9;
    color: #388e3c;
    border: 1.5px solid #a5d6a7;
}

/* Responsive para pantallas pequeñas */
@media (max-width: 600px) {
    .login-card {
        margin: 15px auto;
        padding: 1.5rem 1rem 1.2rem 1rem;
        max-width: 90%;
    }
    
    .login-card h2 {
        font-size: 1.2rem;
        gap: 0.2rem;
        margin-bottom: 1.6rem;
    }
    
    .login-card h2 i {
        font-size: 0.9em;
    }
    
    .input-group {
        max-width: 100%;
        padding: 0.1rem 0.6rem;
        margin-bottom: 0.8rem;
    }
    
    .input-group input {
        font-size: 0.9rem;
        padding: 0.6rem 0.2rem;
    }
    
    .input-icon {
        font-size: 0.8rem;
        margin-right: 0.4rem;
    }
    
    .btn {
        font-size: 1rem;
        padding: 0.8rem 0;
        max-width: 100%;
        margin-top: 1.2rem;
    }
    
    .alert {
        max-width: 100%;
        font-size: 0.85rem;
        padding: 0.7rem 0.8rem;
    }
    
    .login-card p {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.2rem 0.8rem 1rem 0.8rem;
    }
    
    .login-card h2 {
        font-size: 1.1rem;
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.85);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.btn:active {
    animation: btnPop 0.18s cubic-bezier(.4,0,.2,1);
}

@keyframes btnPop {
    0% { transform: scale(1); }
    50% { transform: scale(0.96); }
    100% { transform: scale(1); }
}