/* ========================================
   LOGIN PAGE - Stile Certificato-Energetico.it
   ======================================== */

.login-page {
    height: 100vh;
    width: 100vw;
    position: fixed;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, var(--primary-50, #e8f5e9) 0%, var(--secondary-50, #e3f2fd) 100%);
    background-size: cover;
    z-index: 1;
    font-family: 'Inter', system-ui, sans-serif;
}

/* Assicura che anche html e body abbiano sfondo gradient */
html, body {
    background: linear-gradient(135deg, var(--primary-50, #e8f5e9) 0%, var(--secondary-50, #e3f2fd) 100%);
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
    font-family: 'Inter', system-ui, sans-serif;
}

.login-box {
    width: 420px;
    margin: 5% auto;
}

.login-logo {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    font-weight: 600;
    color: var(--gray-900, #212121);
}

.login-logo img {
    max-width: 200px;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s ease;
}

.login-logo img:hover {
    transform: scale(1.05);
}

.login-box-body {
    background: white;
    padding: 2.5rem;
    border-top: 0;
    color: var(--gray-700, #616161);
    border-radius: var(--radius-lg, 1rem);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.login-box-body:hover {
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.login-box-msg {
    margin: 0;
    text-align: center;
    padding: 0 0.5rem 1.5rem;
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--gray-800, #424242);
}

.login-box-msg i {
    color: var(--color-primary, #4caf50);
    margin-right: 0.5rem;
}

.register-box-msg {
    padding: 0 5px 20px;
}

.form-control {
    border-radius: var(--radius, 0.5rem);
    box-shadow: none;
    border: 1px solid var(--gray-300, #e0e0e0);
    height: auto;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    line-height: 1.5;
    font-family: 'Inter', system-ui, sans-serif;
    transition: all 0.3s ease;
    background-color: var(--gray-50, #fafafa);
}

.form-control:hover {
    border-color: var(--gray-400, #bdbdbd);
    background-color: white;
}

.form-control:focus {
    border-color: var(--color-primary, #4caf50);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
    background-color: white;
    outline: none;
}

.form-group.has-feedback {
    position: relative;
    margin-bottom: 15px;
}

.form-control-feedback {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 2;
    display: block;
    width: 34px;
    height: 34px;
    line-height: 34px;
    text-align: center;
    pointer-events: none;
    color: #67757c;
}

.btn {
    border-radius: var(--radius, 0.5rem);
    font-weight: 600;
    text-transform: uppercase;
    font-family: 'Inter', system-ui, sans-serif;
    padding: 0.875rem 1.5rem;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.btn-info {
    background: linear-gradient(135deg, var(--color-primary, #4caf50), var(--primary-700, #388e3c));
    border: none;
    color: #fff;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.btn-info:hover {
    background: linear-gradient(135deg, var(--primary-700, #388e3c), var(--primary-800, #2e7d32));
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(76, 175, 80, 0.4);
    color: #fff;
}

.btn-info:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.btn-info:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.2);
}

.btn-block {
    display: block;
    width: 100%;
}

.margin-top-10 {
    margin-top: 10px;
}

.margin-top-20 {
    margin-top: 20px;
}

.margin-top-30 {
    margin-top: 30px;
}

.pb-20 {
    padding-bottom: 20px;
}

.error-message {
    background-color: #ffebee;
    border: none;
    color: #b71c1c;
    padding: 1rem 1.5rem;
    margin-top: 1.5rem;
    border-radius: var(--radius, 0.5rem);
    font-size: 0.9rem;
    text-align: center;
    font-family: 'Inter', system-ui, sans-serif;
    animation: slideIn 0.3s ease;
}

.error-message i {
    margin-right: 0.5rem;
    color: var(--color-danger, #f44336);
    font-size: 1.2rem;
}

.success-message {
    background-color: var(--primary-50, #e8f5e9);
    border: none;
    color: var(--primary-900, #1b5e20);
    padding: 1rem 1.5rem;
    margin-top: 1.5rem;
    border-radius: var(--radius, 0.5rem);
    font-size: 0.9rem;
    text-align: center;
    font-family: 'Inter', system-ui, sans-serif;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fog-pwd {
    margin-bottom: 10px;
}

.fog-pwd i {
    padding-right: 5px; /* Aggiornato dal Default.aspx */
}

.text-info {
    color: var(--color-primary, #4caf50);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.text-info:hover {
    color: var(--primary-700, #388e3c);
    text-decoration: underline;
}

.text-uppercase {
    text-transform: uppercase;
}

.hide {
    display: none !important;
}

.img-fluid {
    max-width: 100%;
    height: auto;
}

.validation-message {
    color: var(--color-danger, #f44336);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: 'Inter', system-ui, sans-serif;
}

.validation-message::before {
    content: "⚠";
    font-size: 0.875rem;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.custom-control {
    position: relative;
    display: block;
    min-height: 1.5rem;
    padding-left: 1.5rem;
}

.custom-control-input {
    position: absolute;
    z-index: -1;
    opacity: 0;
}

.custom-control-label {
    position: relative;
    margin-bottom: 0;
    vertical-align: top;
}

.custom-control-label::before {
    position: absolute;
    top: 0.25rem;
    left: -1.5rem;
    display: block;
    width: 1rem;
    height: 1rem;
    pointer-events: none;
    content: "";
    background-color: #fff;
    border: #adb5bd solid 1px;
}

.custom-checkbox .custom-control-label::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23fff' d='m6.564.75-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3e");
}

.custom-control-input:checked ~ .custom-control-label::before {
    color: #fff;
    border-color: var(--color-primary, #4caf50);
    background-color: var(--color-primary, #4caf50);
}

.custom-control-input:checked ~ .custom-control-label::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%23fff' d='m6.564.75-3.59 3.612-1.538-1.55L0 4.26 2.974 7.25 8 2.193z'/%3e");
}

.spinner-border {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    vertical-align: -0.125em;
    border: 0.125em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border .75s linear infinite;
}

.spinner-border-sm {
    width: 0.875rem;
    height: 0.875rem;
    border-width: 0.125em;
}

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

/* ========================================
   FORM GROUP STYLES
   ======================================== */

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

.form-group label {
    font-weight: 500;
    color: var(--gray-700, #616161);
    margin-bottom: 0.5rem;
    font-family: 'Inter', system-ui, sans-serif;
}

/* ========================================
   INPUT GROUP STYLES
   ======================================== */

.input-group {
    display: flex;
    position: relative;
}

.input-group .form-control {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group-append {
    display: flex;
}

.input-group-append .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border: 1px solid var(--gray-300, #e0e0e0);
    background-color: white;
    color: var(--gray-600, #757575);
}

.input-group-append .btn:hover {
    background-color: var(--gray-50, #fafafa);
    color: var(--color-primary, #4caf50);
}

/* ========================================
   FOG PASSWORD LINK
   ======================================== */

.fog-pwd {
    text-align: center;
    margin-bottom: 1rem;
}

.fog-pwd a {
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* ========================================
   SPINNER
   ======================================== */

.spinner-border {
    color: white;
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 768px) {
    .login-box {
        width: 90%;
        margin-top: 2rem;
    }
    
    .login-box-body {
        padding: 1.5rem;
    }
    
    .login-logo img {
        max-width: 150px;
    }
    
    .btn {
        padding: 0.75rem 1rem;
    }
}

@media (max-width: 480px) {
    .login-box {
        width: 95%;
    }
    
    .login-box-body {
        padding: 1.25rem;
    }
    
    .login-box-msg {
        font-size: 1rem;
    }
}

/* Assicura che non ci siano margini o padding che creino spazi non bianchi */
* {
    box-sizing: border-box;
}

.login-page * {
    box-sizing: border-box;
} 

.margin-top-5 {
    margin-top: 5px;
}

.btn-group-sm > .btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
}

.btn-outline-warning {
    color: #ffc107;
    border-color: #ffc107;
}

.btn-outline-warning:hover {
    color: #212529;
    background-color: #ffc107;
    border-color: #ffc107;
}

.btn-outline-success {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-success:hover {
    color: #fff;
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline-primary {
    color: var(--color-primary, #4caf50);
    border-color: var(--color-primary, #4caf50);
}

.btn-outline-primary:hover {
    color: #fff;
    background-color: var(--color-primary, #4caf50);
    border-color: var(--color-primary, #4caf50);
}

.text-muted {
    color: #6c757d !important;
}

/* Stili per i requisiti della password */
.password-requirements {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 10px;
    margin-top: 15px;
}

.password-requirements small {
    font-size: 0.8rem;
    line-height: 1.4;
}

.password-requirements strong {
    color: #495057;
    font-weight: 600;
}