:root {
    --primary-color: #ffd54f;
    --primary-hover: #ffca28;
    --success-color: #28a745;
    --success-hover: #218838;
    --success-active: #1e7e34;
    --bg-gradient-light: #fff8e1;
    --bg-gradient-dark: #ffecb3;
    --text-color: #333;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition-speed: 0.3s;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(180deg, var(--bg-gradient-light) 0%, var(--bg-gradient-dark) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 20px;
}

.header {
    text-align: center;
    color: var(--text-color);
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 15px;
}

.header:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px;
}

.property-box {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    text-align: center;
}

.property-box h2 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.property-box p {
    color: #666;
    margin-bottom: 20px;
}

.login-container {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--box-shadow);
}

/* Stile migliorato per i bottoni delle lingue */
.language-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    background: linear-gradient(to bottom, #ffffff 0%, #fffbef 100%);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: 14px;
    margin-bottom: 15px;
    text-align: center;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    color: var(--text-color);
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
}

.language-button:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--primary-color);
}

.language-button:hover {
    background: linear-gradient(to bottom, #fffbef 0%, #fff8e1 100%);
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.12);
    border-color: var(--primary-hover);
}

.language-button:active {
    transform: translateY(-1px);
    background: linear-gradient(to bottom, #fffbef 0%, #fff8e1 100%) !important;
    border-color: var(--primary-hover);
}

.property-button {
    display: block;
    width: 100%;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    padding: 16px;
    margin-bottom: 15px;
    text-align: center;
    transition: all var(--transition-speed) ease;
    text-decoration: none;
    color: var(--text-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
}

.property-button:hover {
    background-color: #f8f8f8;
    transform: translateY(-3px);
    box-shadow: var(--box-shadow);
}

.property-button:active {
    transform: translateY(-1px);
    background-color: white !important;
}

.flag-icon {
    vertical-align: middle;
    margin-right: 12px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.btn-text,
.property-name {
    vertical-align: middle;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 0.2px;
}

.form-control {
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    padding: 12px;
    width: 100%;
    font-size: 16px;
    transition: border-color var(--transition-speed) ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(255, 236, 179, 0.25);
    outline: none;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-text {
    font-size: 14px;
    color: #666;
    margin-top: 8px;
}

.btn {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    user-select: none;
}

.btn-primary {
    background-color: var(--primary-color);
    border: none;
    color: var(--text-color);
    padding: 14px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-speed) ease;
    font-size: 18px;
    margin-top: 15px;
}

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

.btn-primary:active {
    background-color: var(--primary-color) !important;
}

/* Prevenire il cambio di colore quando si incolla */
.btn-primary:focus {
    background-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 213, 79, 0.4);
}

.btn-primary:-webkit-autofill,
.btn-primary:-webkit-autofill:hover,
.btn-primary:-webkit-autofill:focus {
    background-color: var(--primary-color) !important;
    -webkit-text-fill-color: var(--text-color);
    transition: background-color 5000s ease-in-out 0s;
}

.btn-outline-secondary {
    background-color: transparent;
    border: 1px solid #ccc;
    color: #666;
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
}

.btn-outline-secondary:hover {
    background-color: #f5f5f5;
    color: #333;
}

.btn-outline-secondary:active {
    background-color: transparent !important;
}

/* Prevenire il cambio di colore quando si incolla */
.btn-outline-secondary:focus {
    background-color: transparent;
    color: #666;
    outline: none;
    box-shadow: 0 0 0 3px rgba(204, 204, 204, 0.4);
}

.alert {
    margin-bottom: 20px;
    padding: 15px;
    border-radius: var(--border-radius);
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
}

.alert-success {
    color: #155724;
    background-color: #d4edda;
    border: 1px solid #c3e6cb;
}

.alert-warning {
    color: #856404;
    background-color: #fff3cd;
    border: 1px solid #ffeeba;
}

.alert-compact {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.property-box .alert {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

/* PIN input styles */
#pin-container {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 20px 0;
}


.pin-input {
  width: 45px;
  height: 55px;
  font-size: 24px;
  text-align: center;
  border: 2px solid #ddd;
  border-radius: 8px;
  background-color: white;
  color: #333;
  font-weight: 500;
  transition: all 0.2s ease;
}

/* Hide increment/decrement arrows in Webkit browsers */
.pin-input::-webkit-outer-spin-button,
.pin-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Hide increment/decrement arrows in Firefox */
.pin-input[type=number] {
    -moz-appearance: textfield;
}

.pin-input:focus {
  border-color: #ffd54f;
  box-shadow: 0 0 0 0.2rem rgba(255, 236, 179, 0.25);
  outline: none;
}

/* Prevenire il cambio di colore quando si incolla */
.pin-input:-webkit-autofill,
.pin-input:-webkit-autofill:hover,
.pin-input:-webkit-autofill:focus {
    background-color: white !important;
    -webkit-text-fill-color: #333;
    transition: background-color 5000s ease-in-out 0s;
    box-shadow: 0 0 0 0.2rem rgba(255, 236, 179, 0.25), 0 0 0 30px white inset !important;
}

.font-weight-500 {
  font-weight: 500;
}


.mt-4 {
    margin-top: 1.5rem;
}

.text-center {
    text-align: center;
}

.me-2 {
    margin-right: 0.5rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.w-100 {
    width: 100%;
}

.property-description {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

/* Stile standardizzato per i bottoni di navigazione e logout */
.property-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

.property-actions .btn {
    padding: 10px 15px;
    font-size: 16px;
    width: 100%;
    font-weight: 500;
}

.property-actions .btn-outline-secondary {
    background-color: transparent;
    border: 1px solid #ccc;
    color: #666;
    transition: all var(--transition-speed) ease;
}

.property-actions .btn-outline-secondary:hover {
    background-color: #f5f5f5;
    color: #333;
}

/* Door opening styles */
.btn-success {
    background-color: var(--success-color);
    border: none;
    color: white;
    padding: 14px 24px;
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-speed) ease, transform 0.2s ease;
    font-size: 18px;
    position: relative;
    overflow: hidden;
}

.btn-success:hover {
    background-color: var(--success-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn-success:active {
    background-color: var(--success-active) !important;
    transform: translateY(0);
}

/* Prevenire il cambio di colore quando si incolla */
.btn-success:focus {
    background-color: var(--success-color);
    color: white;
    outline: none;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.4);
}

.btn-success:-webkit-autofill,
.btn-success:-webkit-autofill:hover, 
.btn-success:-webkit-autofill:focus {
    background-color: var(--success-color) !important;
    -webkit-text-fill-color: white;
    transition: background-color 5000s ease-in-out 0s;
}

.btn-success:disabled {
    background-color: #6c757d;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: 0.7;
}

/* Messaggio di successo */
#door-success-message {
    padding: 12px 15px;
    background-color: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
    border-radius: var(--border-radius);
    transition: all 0.5s ease;
    transform-origin: top center;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
}

#door-success-message:before {
    content: '✓';
    display: inline-block;
    margin-right: 8px;
    font-weight: bold;
}

/* Animazione messaggio che appare */
.fade-in-down {
    animation: fadeInDown 0.5s ease forwards;
}

/* Animazione messaggio che scompare */
.fade-out {
    animation: fadeOut 0.5s ease forwards;
}

/* Stili per il bottone durante l'apertura */
.btn-opening {
    background-color: #6c757d !important;
    position: relative;
    cursor: not-allowed;
    transition: background-color 0.3s ease;
}

/* Stili per il bottone dopo apertura completata */
.btn-success-completed {
    background-color: #28a745 !important;
    transition: background-color 0.3s ease;
}

/* Animazione del bottone prima del reset */
.btn-resetting {
    transition: opacity 0.3s ease;
    opacity: 0.7;
}

/* Spinner di caricamento */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
    vertical-align: middle;
    margin-right: 8px;
    position: relative;
    top: -1px;
}

/* Icona di spunta per completamento */
.check-icon {
    display: inline-block;
    margin-right: 8px;
    font-weight: bold;
    animation: scaleIn 0.3s ease forwards;
}

/* Animazioni keyframes */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

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

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

/* Improved accessibility for focus states but prevent color change */
.btn:focus,
.language-button:focus,
.property-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 213, 79, 0.4);
}

.btn-success:focus {
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.4);
}

/* Correzioni per l'autofill utilizzando -webkit-appearance */
input:-webkit-autofill,
input:-webkit-autofill:hover, 
input:-webkit-autofill:focus {
    -webkit-appearance: none;
    -webkit-box-shadow: 0 0 0 30px white inset !important;
    background-color: white !important;
}

/* Improved touch target size for mobile */
.btn {
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Responsive styles */
@media (max-width: 576px) {
    .container {
        padding: 15px;
    }

    .header {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .language-button,
    .property-button {
        padding: 14px;
        font-size: 15px;
        margin-bottom: 12px;
    }

    .btn-text,
    .property-name {
        font-size: 15px;
    }

    .property-box {
        padding: 20px;
    }

    .property-box h2 {
        font-size: 20px;
        margin-bottom: 12px;
    }

    .btn-primary,
    .btn-success {
        font-size: 16px;
        padding: 12px 20px;
    }

    .property-actions {
        margin-top: 15px;
        gap: 8px;
    }

    #door-success-message {
        padding: 10px;
        font-size: 14px;
    }

    .spinner {
        width: 16px;
        height: 16px;
        border-width: 2px;
    }
}

/* Mobile optimizations for PIN input */
@media (max-width: 400px) {
    .pin-container {
        gap: 8px;
    }

    .pin-input {
        width: 40px;
        height: 50px;
        font-size: 20px;
    }

    .btn-primary,
    .btn-success {
        padding: 12px;
        font-size: 16px;
    }

    .property-description {
        font-size: 13px;
        line-height: 1.4;
    }
}

/* Additional mobile optimizations */
@media (max-width: 320px) {
    .header {
        font-size: 22px;
    }

    .pin-input {
        width: 36px;
        height: 46px;
        font-size: 18px;
    }

    .property-box h2 {
        font-size: 18px;
    }

    .btn-text,
    .property-name {
        font-size: 14px;
    }

    .spinner {
        width: 14px;
        height: 14px;
        border-width: 2px;
        margin-right: 6px;
    }
}

/* Better tap targets for mobile */
@media (hover: none) and (pointer: coarse) {
    .btn, 
    .language-button, 
    .property-button {
        cursor: pointer;
        -webkit-tap-highlight-color: rgba(0,0,0,0);
        padding: 14px 20px;
    }

    .btn:active, 
    .language-button:active, 
    .property-button:active {
        background-color: rgba(0,0,0,0.05);
    }
}

.language-selector {
    position: absolute;
    top: 15px;
    right: 15px;
    display: flex;
    align-items: center;
    z-index: 1000;
}

.language-selector-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 8px 0;
    margin-top: 5px;
    min-width: 140px;
    z-index: 1001;
}

.language-selector-menu.show {
    display: block;
    animation: fadeIn 0.2s ease;
}

/* Ingrandisci le bandiere */
.language-selector .flag-icon {
    border-radius: 0 !important;
    box-shadow: none !important;
    font-size: 1.8em !important; /* Aumenta la dimensione delle bandiere */
    border: none !important;
}

.language-selector-button .flag-icon {
    font-size: 3.5em !important; /* Bandiera principale molto più grande */
    border-radius: 0 !important;
    box-shadow: none !important;
    border: none !important;
}

.language-selector-button {
    background: none;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 5px;
    width: 50px; /* Aumentato per dare più spazio alla bandiera */
    height: 40px; /* Aumentato per dare più spazio alla bandiera */
}

.language-selector-menu-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    cursor: pointer;
    transition: background-color 0.2s ease;
    text-decoration: none;
    color: var(--text-color);
}

.language-selector-menu-item:hover {
    background-color: #f5f5f5;
}

.language-selector-menu-item .flag-icon {
    font-size: 2.2em !important; /* Bandiere nel menu più grandi */
    margin-right: 10px;
}

.language-selector-label {
    font-size: 14px;
    font-weight: 500;
    margin-left: 8px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive adjustments */
@media (max-width: 576px) {
    .language-selector-button .flag-icon {
        font-size: 2.8em !important; /* Più grande ma adattato a mobile */
    }

    .language-selector-menu .flag-icon {
        font-size: 1.8em !important; /* Più grande ma adattato a mobile */
    }
}

/* Fix iOS Safari input zooming */
@media screen and (max-width: 768px) {
    input, select, textarea {
        font-size: 16px !important;
    }

    .property-box {
        padding: 20px 15px;
    }
}