/* ========== Authentication Pages Styling ========== */

/* Global Auth Pages Styling */
body {
    background: var(--dark-gradient);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main.container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg) var(--spacing-md);
}

/* Auth Container Styling */
.auth-container,
.login-container,
.registro-container {
    max-width: 450px;
    width: 100%;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: linear-gradient(145deg, var(--dark) 0%, var(--dark-light) 100%);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl), var(--glow-primary);
    border: 1px solid var(--border);
    backdrop-filter: var(--blur-md);
    -webkit-backdrop-filter: var(--blur-md);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-slow);
    animation: fadeInUp var(--animation-normal) ease-out forwards;
}

.auth-container:hover,
.login-container:hover,
.registro-container:hover {
    box-shadow: var(--shadow-xl), var(--glow-primary);
    transform: translateY(-5px);
}

/* Decorative elements */
.auth-container::before,
.login-container::before,
.registro-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary), transparent);
    z-index: 2;
}

.auth-container::after,
.login-container::after,
.registro-container::after {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: var(--primary-alpha-10);
    z-index: 0;
    filter: var(--blur-lg);
}

/* Page Headings */
.auth-container h2,
.login-container h2,
.registro-container h2 {
    color: var(--text);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    position: relative;
    font-size: var(--font-size-xl);
    letter-spacing: var(--letter-spacing-tight);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.auth-container h2 i,
.login-container h2 i,
.registro-container h2 i {
    color: var(--primary);
    filter: drop-shadow(0 0 5px var(--primary-alpha-50));
    margin-right: var(--spacing-xs);
    animation: pulse 3s infinite;
}

.auth-container h2::after,
.login-container h2::after,
.registro-container h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    transform: translateX(-50%);
}

/* Form Controls */
.form-control,
.form-select {
    background-color: var(--input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

.form-control:focus,
.form-select:focus {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: var(--primary);
    color: var(--text);
    box-shadow: 0 0 0 3px var(--primary-alpha-20);
}

.form-control::placeholder {
    color: var(--text-secondary);
    font-weight: var(--font-weight-normal);
}

.form-label {
    color: var(--text);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
}

.input-group-text {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.form-control:focus + .input-group-text,
.input-group:focus-within .input-group-text {
    border-color: var(--primary);
    color: var(--primary);
}

/* Small helper text */
small.text-light {
    font-size: var(--font-size-xs);
    opacity: 0.7;
    margin-top: var(--spacing-xxs);
    display: block;
}

/* Form Check (Checkbox) */
.form-check {
    display: flex;
    align-items: center;
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    margin-top: 0;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border);
    cursor: pointer;
}

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

.form-check-input:focus {
    box-shadow: 0 0 0 3px var(--primary-alpha-20);
    border-color: var(--primary);
}

.form-check-label {
    margin-left: var(--spacing-xs);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

/* Buttons */
.btn-login,
.btn-registro,
.btn-auth {
    background: var(--gradient-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-in-out);
    box-shadow: var(--shadow-md), var(--shadow-primary);
    position: relative;
    overflow: hidden;
    z-index: 1;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

.btn-login::before,
.btn-registro::before,
.btn-auth::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: transform 0.8s ease;
    z-index: -1;
}

.btn-login:hover,
.btn-registro:hover,
.btn-auth:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--glow-primary);
    background: var(--gradient-primary-accent);
}

.btn-login:hover::before,
.btn-registro:hover::before,
.btn-auth:hover::before {
    transform: translateX(200%);
}

.btn-login:active,
.btn-registro:active,
.btn-auth:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md), var(--shadow-primary);
}

.btn-login i,
.btn-registro i,
.btn-auth i {
    margin-right: var(--spacing-xs);
    font-size: var(--font-size-md);
    transition: transform var(--transition-normal);
}

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

/* Alert Messages */
.alert {
    border-radius: var(--border-radius-md);
    border: none;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    background-color: var(--dark-alpha-50);
    box-shadow: var(--shadow-md);
    backdrop-filter: var(--blur-sm);
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
}

.alert-danger::before {
    background: linear-gradient(to bottom, var(--danger), var(--danger-dark));
}

.alert-success::before {
    background: linear-gradient(to bottom, var(--success), var(--success-dark));
}

.alert i {
    font-size: var(--font-size-lg);
    margin-right: var(--spacing-sm);
    flex-shrink: 0;
}

.alert-danger {
    color: var(--danger-light);
}

.alert-success {
    color: var(--success-light);
}

/* Links */
a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal);
    position: relative;
}

a:hover {
    color: var(--primary);
}

a.text-decoration-underline {
    text-decoration: none !important;
    position: relative;
}

a.text-decoration-underline::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 1px;
    background-color: var(--text-secondary);
    transition: all var(--transition-normal);
}

a.text-decoration-underline:hover::after {
    background-color: var(--primary);
    height: 2px;
    transform: translateY(-1px);
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-lg) 0;
    opacity: 0.8;
}

.divider::before, 
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border);
}

.divider span {
    padding: 0 var(--spacing-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-md);
    backdrop-filter: var(--blur-sm);
    background-color: var(--dark-alpha-50);
}

footer p {
    margin-bottom: 0;
}

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

@keyframes pulse {
    0% { opacity: 0.8; }
    50% { opacity: 1; }
    100% { opacity: 0.8; }
}

/* Responsive Adjustments */
@media (max-width: 576px) {
    .auth-container,
    .login-container,
    .registro-container {
        padding: var(--spacing-lg) var(--spacing-md);
        margin: var(--spacing-md) auto;
    }
    
    .auth-container h2,
    .login-container h2,
    .registro-container h2 {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .form-label {
        font-size: var(--font-size-sm);
    }
    
    .form-control {
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .btn-login,
    .btn-registro,
    .btn-auth {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    footer {
        padding: var(--spacing-xs) 0;
        font-size: var(--font-size-xs);
    }
}