/* ========================================
   ESTILOS DE AUTENTICACIÓN - Mi Nube
   ======================================== */

/* Variables */
:root {
    --primary-gradient-start: #667eea;
    --primary-gradient-end: #764ba2;
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --text-primary: #2d3748;
    --text-secondary: #718096;
    --text-light: #a0aec0;
    --background-light: #f7fafc;
    --border-color: #e2e8f0;
    --success-color: #48bb78;
    --error-color: #fc8181;
    --warning-color: #f6ad55;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
}

/* ========================================
   PÁGINA DE AUTENTICACIÓN
   ======================================== */
.auth-body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, var(--primary-gradient-start) 0%, var(--primary-gradient-end) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    margin: 0;
}

.auth-container {
    width: 100%;
    max-width: 460px;
}

.auth-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 40px 35px;
    transition: var(--transition);
}

/* ========================================
   HEADER
   ======================================== */
.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-logo {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-gradient-start) 0%, var(--primary-gradient-end) 100%);
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    padding: 15px;
}

.auth-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.auth-header h1 {
    color: var(--text-primary);
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.auth-header p {
    color: var(--text-secondary);
    margin: 5px 0 0;
    font-size: 14px;
}

/* ========================================
   FORMULARIOS
   ======================================== */
.auth-form {
    margin: 0;
}

.auth-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 6px;
}

.form-group label .required {
    color: var(--error-color);
    margin-left: 2px;
}

.input-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon i {
    position: absolute;
    left: 14px;
    color: var(--text-light);
    font-size: 16px;
    pointer-events: none;
    transition: var(--transition);
}

.input-icon input,
.input-icon select {
    width: 100%;
    padding: 12px 14px 12px 42px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 15px;
    color: var(--text-primary);
    background: white;
    transition: var(--transition);
}

.input-icon input:focus,
.input-icon select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-icon input::placeholder {
    color: var(--text-light);
}

.input-icon .toggle-password {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 5px;
    font-size: 16px;
    transition: var(--transition);
}

.input-icon .toggle-password:hover {
    color: var(--text-primary);
}

/* ========================================
   OPCIONES DEL FORMULARIO
   ======================================== */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    margin-right: 8px;
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

.forgot-link {
    color: var(--primary-color);
    font-size: 14px;
    text-decoration: none;
    transition: var(--transition);
}

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

.password-hint {
    display: block;
    color: var(--text-light);
    font-size: 12px;
    margin-top: 4px;
}

/* ========================================
   BOTONES
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-gradient-start) 0%, var(--primary-gradient-end) 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

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

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

.btn-secondary {
    background: var(--background-light);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

/* ========================================
   ENLACES DE AUTENTICACIÓN
   ======================================== */
.auth-links {
    text-align: center;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.auth-links p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* ========================================
   FOOTER
   ======================================== */
.auth-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.auth-footer p {
    color: var(--text-light);
    font-size: 13px;
    margin: 0;
}

/* ========================================
   ALERTAS
   ======================================== */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-error {
    background: #fed7d7;
    color: #9b2c2c;
    border: 1px solid #fc8181;
}

.alert-success {
    background: #c6f6d5;
    color: #22543d;
    border: 1px solid #48bb78;
}

.alert i {
    font-size: 18px;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 480px) {
    .auth-card {
        padding: 25px 20px;
    }
    
    .auth-header h1 {
        font-size: 20px;
    }
    
    .auth-logo {
        width: 60px;
        height: 60px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .btn {
        font-size: 14px;
        padding: 10px 20px;
    }
    
    .verification-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .verification-actions .btn {
        width: 100%;
        max-width: 250px;
    }
}

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

.auth-card {
    animation: fadeInUp 0.5s ease;
}

/* ========================================
   MODO OSCURO (prefers-color-scheme)
   ======================================== */
@media (prefers-color-scheme: dark) {
    .auth-card {
        background: #1a202c;
    }
    
    .auth-header h1 {
        color: #e2e8f0;
    }
    
    .auth-header p {
        color: #a0aec0;
    }
    
    .form-group label {
        color: #e2e8f0;
    }
    
    .input-icon input,
    .input-icon select {
        background: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }
    
    .input-icon input:focus,
    .input-icon select:focus {
        border-color: var(--primary-color);
    }
    
    .input-icon input::placeholder {
        color: #718096;
    }
    
    .input-icon i {
        color: #718096;
    }
    
    .checkbox-label {
        color: #a0aec0;
    }
    
    .auth-links {
        border-top-color: #4a5568;
    }
    
    .auth-links p {
        color: #a0aec0;
    }
    
    .auth-footer {
        border-top-color: #4a5568;
    }
    
    .auth-footer p {
        color: #718096;
    }
    
    .btn-secondary {
        background: #2d3748;
        color: #e2e8f0;
        border-color: #4a5568;
    }
    
    .btn-secondary:hover {
        background: #4a5568;
    }
    
    .verification-container h2 {
        color: #e2e8f0;
    }
    
    .verification-message {
        color: #a0aec0;
    }
}