/**
 * Art on Tour / SmartHomeConsulting
 * Name: Arthur Peter Lorenzen
 * Adresse: Bachtelstrasse 68, 8342 Wernetshausen, Schweiz
 * Telefon: +41 44 938 07 15
 * E-Mail: info@smarthomeconsulting.ch
 * web: www.smarthomeconsulting.ch
*/


/* ======================================= */
/*   1. KONTAKTSEITE GRUNDLAYOUT           */
/* ======================================= */
/* (Revert) Basis-Variablen und body-Regeln kommen aus global.css */

/* Body und HTML mit weißem Hintergrund */
html {
    background-color: #ffffff !important;
}

body {
    background-color: #ffffff !important;
}

/* Main-Content auch weiß */
main {
    background-color: #ffffff !important;
}

/* Desktop Safari Fix: Explizite Height Chain */
@media not all and (hover: none) {
    /* Desktop nur (nicht Mobile) */
    html {
        height: 100%;
        height: -webkit-fill-available;
        background-color: #ffffff;
    }
    
    body {
        min-height: 100vh;
        min-height: -webkit-fill-available;
        height: 100%;
        background-color: #ffffff !important;
    }
}


/* 1.1 Container für den Hauptinhalt */
.contact-container {
    max-width: var(--container-width-max);
    margin: 0 auto;
    padding: var(--spacing-lg, 20px) var(--spacing-xl, 25px);
    display: block; /* Safari: Flex vermeiden */
    gap: 40px;
    width: 100%;
    position: relative;
    z-index: var(--z-index-content, 10);
    /* Abstand zu fixem Header/Footer sichern */
    margin-top: var(--header-height);
    margin-bottom: var(--footer-height);
    min-height: calc(100vh - var(--header-height) - var(--footer-height));
    box-sizing: border-box;
    background-color: #ffffff;
}

/* 0. Info-Seite 2x2 Grid */
.info-grid {
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(0,1fr);
    grid-template-rows: auto auto;
    grid-template-areas:
        'info desc'
        'contact qr';
    gap: 24px;
}

.grid-card { background: var(--container-bg-color); border-radius: var(--border-radius); box-shadow: var(--shadow); padding: 24px; box-sizing: border-box; }
.grid-card h2, .grid-card h3, .grid-card h4 { margin-top: 0; margin-bottom: var(--spacing-md); color: var(--primary-color); }

.grid-card.info { grid-area: info; }
.grid-card.desc { grid-area: desc; }
.grid-card.contact { grid-area: contact; }
.grid-card.qr { grid-area: qr; text-align: center; }

.info-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
.info-list .item { border: 1px solid var(--border-color-light); border-radius: var(--border-radius-small); padding: var(--spacing-sm); }
.info-list .label { display:block; color: var(--text-color-light); font-size: 0.9rem; }
.info-list .value { display:block; color: var(--text-color); font-weight: var(--font-weight-bold); }

.qr-image { max-width: 240px; width: 100%; height: auto; display: block; margin: 0 auto var(--spacing-md); }
.share-note { color: var(--text-color-light); font-size: 0.9rem; }

/* Responsive: iPad/Phones im Hochformat untereinander */
@media (orientation: portrait) {
    .info-grid { grid-template-columns: 1fr; grid-template-areas: 'info' 'desc' 'contact' 'qr'; gap: 16px; }
    .info-list { grid-template-columns: 1fr; }
    .grid-card { padding: 16px; }
}

/* Kleinere Geräte: Randabstand bis 10px/5px */
@media (max-width: 600px) {
    .contact-container { padding: 10px; }
    .grid-card { padding: 12px; }
}
@media (max-width: 380px) {
    .contact-container { padding: 5px; }
}

/* Fallback ohne Grid */
@supports not (display: grid) {
    .info-grid { display: block; }
    .grid-card { margin-bottom: var(--spacing-xl); }
}

/* (Revert) – alte Bereiche werden nicht ausgeblendet */

/* Desktop Safari Flexbox Bug Fix */
@media not all and (hover: none) {
    /* Desktop Safari spezifische Fixes */
    .contact-container {
        display: block; /* Flexbox vermeiden für Desktop Safari */
        min-height: 100vh;
        min-height: -webkit-fill-available;
    }
    
    .contact-container > section {
        display: block;
        margin-bottom: 40px;
        width: 100%;
        /* Explizite Height für Safari Flexbox Bug */
        min-height: 200px;
    }
    
    /* Letztes Element ohne margin-bottom */
    .contact-container > section:last-child {
        margin-bottom: 0;
    }
}

/* 1.2 Gemeinsame Abschnitts-Stile */
.contact-container section:not(.info-grid) {
    background-color: #ffffff;
    border-radius: var(--border-radius, 10px);
    box-shadow: var(--shadow, 0 2px 10px rgba(0, 0, 0, 0.1));
    padding: var(--spacing-xl, 25px);
    transition: transform 0.3s ease;
    position: relative;
    width: 100%;
    min-height: 50px;
    opacity: 1 !important;
}

/* Grid-Container selbst ist kein Card-Block */
.contact-container .info-grid {
    background: transparent;
    box-shadow: none;
    padding: 0;
}

.contact-container section:hover {
    transform: translateY(-5px);
}

.contact-container h2 {
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color-light);
    font-size: 1.8rem;
}

.contact-container h3 {
    color: var(--text-color);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: 1.4rem;
}

/* ======================================= */
/*   2. IMMOBILIEN-INFORMATIONSBEREICH     */
/* ======================================= */

/* 2.1 Immobilien-Details Grid */
.property-info-grid {
    display: grid;
    /* Safari Fallback für ältere Versionen */
    display: -ms-grid;
    /* Fixes 2x2 Grid für Desktop */
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--spacing-md);
    /* Safari Fallback */
    grid-gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    background-color: #ffffff;
}

/* 2.2 Einzelne Info-Items */
.info-item {
    background-color: #ffffff;
    border: 1px solid var(--border-color-light);
    border-radius: var(--border-radius);
    -webkit-border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    transition: background-color 0.2s;
    -webkit-transition: background-color 0.2s;
    -moz-transition: background-color 0.2s;
}

.info-item:hover {
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.info-label {
    display: block;
    font-weight: var(--font-weight-bold);
    color: var(--text-color-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

.info-value {
    display: block;
    font-size: 1.1rem;
    color: var(--text-color);
}

/* Eigenschaften-Liste Layout */
.property-info-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Beschreibungs-Content in 2 Spalten */
.info-item:first-child p {
    column-count: 2;
    column-gap: 30px;
    text-align: justify;
    hyphens: auto;
    -webkit-hyphens: auto;
    -moz-hyphens: auto;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Für schmale Bildschirme: 1 Spalte */
@media (max-width: 1024px) {
    .info-item:first-child p {
        column-count: 1;
    }
}

.property-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.property-info-row:last-child {
    border-bottom: none;
}

.property-label {
    font-weight: 500;
    color: var(--text-color-light);
    font-size: 0.95rem;
    flex: 0 0 45%;
}

.property-value {
    font-size: 1rem;
    color: var(--text-color);
    font-weight: 600;
    text-align: right;
    flex: 1;
}

/* 2.3 Beschreibungsbereiche */
.property-description,
.property-location,
.property-features {
    margin-bottom: var(--spacing-xl);
}

.property-description p,
.property-location p {
    line-height: var(--line-height-base);
    color: var(--text-color);
}

/* 2.4 Features-Liste */
.features-list {
    display: grid;
    /* Safari Fallback */
    display: -ms-grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    /* Safari 10.1+ Fallback */
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
    /* Safari Fallback */
    grid-gap: var(--spacing-sm);
    list-style-type: none;
    padding-left: 0;
    margin: 0;
}

/* Safari CSS Grid Fallback */
@supports not (display: grid) {
    .features-list {
        display: flex;
        flex-wrap: wrap;
        margin: -5px;
    }
    
    .features-list li {
        flex: 1 1 200px;
        margin: 5px;
    }
}

.features-list li {
    position: relative;
    padding-left: var(--spacing-xl);
    line-height: var(--line-height-base);
}

.features-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* ======================================= */
/*   3. KONTAKTBEREICH                     */
/* ======================================= */

/* 3.1 Kontaktinformationen und Formular */
.contact-content {
    /* SAFARI: Kein Grid, nur Block */
    display: block !important;
    width: 100% !important;
    
    /* Originales Grid für andere Browser */
    /*
    display: grid;
    display: -ms-grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    grid-gap: var(--spacing-xl);
    */
}

/* Safari Flexbox Fallback */
@supports not (display: grid) {
    .contact-content {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-xl);
    }
    
    .contact-info,
    .contact-form {
        flex: 1 1 300px;
    }
}

/* 3.2 Kontaktinformationen */
.contact-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

/* 3.3 Kontaktbild */
.contact-image {
    width: 150px;
    height: 150px;
    overflow: hidden;
    border-radius: 50%;
    -webkit-border-radius: 50%;
    margin-bottom: var(--spacing-lg);
    border: 3px solid var(--primary-color);
}

.contact-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Safari Fallback */
    -o-object-fit: cover;
}

/* 3.4 Kontaktdaten */
.contact-details {
    width: 100%;
}

.contact-details p {
    margin: 8px 0;
    line-height: 1.5;
}

.contact-name {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: var(--spacing-xs);
}

.contact-company {
    font-size: 1.1rem;
    color: var(--text-color-light);
    margin-bottom: var(--spacing-md);
}

.contact-details a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

.contact-details a:hover {
    color: var(--primary-color-hover);
    text-decoration: underline;
}

/* 3.5 Kontaktformular */
.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: bold;
    color: var(--text-color);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form textarea {
    width: 100%;
    /* Safari Box-Sizing Fix */
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    -webkit-border-radius: var(--border-radius);
    font-size: 1rem;
    transition: border-color 0.3s;
    -webkit-transition: border-color 0.3s;
    -moz-transition: border-color 0.3s;
    /* Safari specific fixes */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    /* Safari specific */
    -webkit-box-shadow: 0 0 0 2px rgba(139, 0, 0, 0.2);
    box-shadow: 0 0 0 2px rgba(139, 0, 0, 0.2);
}

/* 3.6 Checkbox für Datenschutz */
.checkbox-container {
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    font-size: 0.9rem;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    display: inline-block;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 20px;
    width: 20px;
    background-color: var(--border-color-light);
    border-radius: var(--border-radius-small);
    -webkit-border-radius: var(--border-radius-small);
    /* Safari Touch-Optimierung */
    -webkit-tap-highlight-color: transparent;
}

.checkbox-container:hover input ~ .checkmark {
    background-color: var(--border-color);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 7px;
    top: 3px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
}

/* 3.7 Sendebutton und Formularstatus */
.form-actions {
    margin-top: var(--spacing-lg);
}

.form-status {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    display: none;
}

.form-status.success {
    display: block;
    background-color: var(--success-color);
    color: var(--text-color-inverted);
    border: 1px solid var(--success-color);
}

.form-status.error {
    display: block;
    background-color: var(--error-color);
    color: var(--text-color-inverted);
    border: 1px solid var(--error-color);
}
/* ======================================= */
/*   4. SHARING-BEREICH                    */
/* ======================================= */

/* 4.1 Sharing-Inhalte */
.sharing-content {
    /* SAFARI: Kein Flexbox, nur Block */
    display: block !important;
    width: 100% !important;
    
    /* Originales Flexbox für andere Browser */
    /*
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xl);
    justify-content: space-between;
    align-items: center;
    */
}

/* 4.2 QR-Code */
.qr-code-container {
    /* SAFARI: Kein Flexbox */
    display: block !important;
    width: 100% !important;
    text-align: center;
    margin-bottom: 20px !important;
    
    /* Originales Flex für andere Browser */
    /*
    flex: 1;
    min-width: 200px;
    */
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 0 auto var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--container-bg-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-code-text {
    font-size: 0.9rem;
    color: var(--text-color-light);
    max-width: 250px;
    margin: 0 auto;
    line-height: 1.5;
}

/* 4.3 Share-Buttons */
.share-buttons {
    /* SAFARI: Kein Flexbox */
    display: block !important;
    width: 100% !important;
    
    /* Originales Flex für andere Browser */
    /*
    flex: 1;
    min-width: 200px;
    */
}

.share-buttons-container {
    /* SAFARI: Kein Grid, nur Block */
    display: block !important;
    width: 100% !important;
    
    /* Originales Grid für andere Browser */
    /*
    display: grid;
    display: -ms-grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    grid-gap: var(--spacing-md);
    */
}

/* Safari Flexbox Fallback für Share-Buttons */
@supports not (display: grid) {
    .share-buttons-container {
        display: flex;
        flex-wrap: wrap;
        margin: -7px;
    }
    
    .share-button {
        flex: 1 1 150px;
        margin: 7px;
        min-width: 150px;
    }
}

.share-button {
    /* SAFARI: Block statt Flex */
    display: block !important;
    width: 100% !important;
    margin-bottom: 10px !important;
    
    /* Originales Flex für andere Browser */
    /*
    display: flex;
    align-items: center;
    */
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    -webkit-border-radius: var(--border-radius);
    text-decoration: none;
    color: var(--text-color);
    font-weight: bold;
    transition: var(--transition-default);
    -webkit-transition: var(--transition-default);
    -moz-transition: var(--transition-default);
    cursor: pointer;
    /* Safari Touch-Optimierung */
    -webkit-tap-highlight-color: transparent;
}

.share-button:hover {
    background-color: var(--background-color);
    transform: translateY(-3px);
    -webkit-transform: translateY(-3px);
    -moz-transform: translateY(-3px);
}

.share-icon {
    font-size: 1.5rem;
    margin-right: var(--spacing-sm);
}

.share-text {
    font-size: 0.9rem;
}

/* 4.4 Share-Button-Varianten */
.share-email:hover {
    background-color: var(--background-color);
    border-color: var(--secondary-color);
    color: var(--secondary-color-dark);
}

.share-whatsapp:hover {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color);
    color: var(--primary-color-dark);
}

.share-facebook:hover {
    background-color: var(--background-color);
    border-color: var(--secondary-color-dark);
    color: var(--secondary-color-dark);
}

.share-link:hover {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ======================================= */
/*   5. ANIMATIONEN                        */
/* ======================================= */

/* 5.1 Seiteneintrittsanimation */
.contact-container section {
    /* Standard-Zustand: sichtbar */
    opacity: 1;
    transform: translateY(0);
    -webkit-transform: translateY(0);
    -moz-transform: translateY(0);
}

/* Animation nur für nicht-Safari Browser */
@media screen and (min-width: 0px) {
    .contact-container section:not(.safari-browser .contact-container section) {
        opacity: 0;
        transform: translateY(20px);
        -webkit-transform: translateY(20px);
        -moz-transform: translateY(20px);
        animation: fadeInUp 0.6s ease forwards;
        -webkit-animation: fadeInUp 0.6s ease forwards;
        -moz-animation: fadeInUp 0.6s ease forwards;
    }
}

/* Safari-spezifische einfache Animation */
.safari-browser .contact-container section {
    opacity: 1 !important;
    transform: translateY(0) !important;
    -webkit-transform: translateY(0) !important;
}

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

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

/* 5.2 Verzögerte Animation für aufeinanderfolgende Abschnitte */
.property-section {
    animation-delay: 0.1s;
    -webkit-animation-delay: 0.1s;
}

.contact-section {
    animation-delay: 0.3s;
    -webkit-animation-delay: 0.3s;
}

.sharing-section {
    animation-delay: 0.5s;
    -webkit-animation-delay: 0.5s;
}

/* ======================================= */
/*   5.3. SAFARI-SPEZIFISCHE FIXES         */
/* ======================================= */

/* 5.3.1 Safari Input Validation Styling */
.contact-form input.invalid,
.contact-form textarea.invalid {
    border-color: var(--error-color, #dc3545) !important;
    -webkit-box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.2) !important;
    box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.2) !important;
}

/* 5.3.2 Safari Flexbox Bug Fix */
@supports (-webkit-appearance: none) {
    .contact-info {
        -webkit-align-items: flex-start;
        align-items: flex-start;
    }
    
    .sharing-content {
        -webkit-justify-content: space-between;
        justify-content: space-between;
    }
}

/* 5.3.3 Safari Touch Action Fix */
.share-button,
.contact-form input,
.contact-form textarea,
.checkbox-container {
    touch-action: manipulation;
    -webkit-touch-callout: none;
}

/* 5.3.4 Safari iOS Zoom Prevention */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
    .contact-form input[type="email"],
    .contact-form input[type="tel"],
    .contact-form input[type="text"],
    .contact-form textarea {
        font-size: 16px !important; /* Prevents iOS Safari zoom */
    }
}

/* ======================================= */
/*   6. RESPONSIVE DESIGN                  */
/* ======================================= */

/* 6.1 Für Tablets */
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contact-info {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-lg);
        align-items: center;
    }
    
    .contact-image {
        margin-bottom: 0;
    }
    
    .property-info-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* 6.2 Für Mobilgeräte */
@media (max-width: 768px) {
    .contact-container {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .contact-container section {
        padding: var(--spacing-md);
    }
    
    .property-info-grid {
        grid-template-columns: 1fr;
    }
    
    .features-list {
        grid-template-columns: 1fr;
    }
    
    .sharing-content {
        flex-direction: column;
        align-items: center;
    }
    
    .qr-code-container,
    .share-buttons {
        width: 100%;
    }
    
    .share-buttons-container {
        grid-template-columns: 1fr;
    }
}

/* 6.3 Für kleine Mobilgeräte */
@media (max-width: 480px) {
    .contact-container {
        padding: var(--spacing-md) var(--spacing-sm);
        gap: var(--spacing-lg);
    }
    
    .contact-container section {
        padding: var(--spacing-sm);
    }
    
    .contact-container h2 {
        font-size: 1.5rem;
    }
    
    .contact-container h3 {
        font-size: 1.2rem;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-image {
        width: 120px;
        height: 120px;
        margin-bottom: var(--spacing-md);
    }
    
    .contact-name {
        font-size: 1.2rem;
        text-align: center;
    }
    
    .contact-company {
        font-size: 1rem;
        text-align: center;
    }
    
    .info-item {
        padding: var(--spacing-sm);
    }
    
    .share-button {
        padding: var(--spacing-sm);
    }
}

/* ======================================= */
/*   7. WEBAPP-SPEZIFISCHE ANPASSUNGEN     */
/* ======================================= */

/* 7.1 Anpassungen für WebApp-Modus */
.webapp-mode .contact-container {
    /* Safari Standard-Fallback */
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
    padding-right: var(--spacing-xl);
    
    /* Safari WebKit Safe Area Support */
    padding-top: calc(var(--spacing-lg) + env(safe-area-inset-top, 0px));
    padding-bottom: calc(var(--spacing-lg) + env(safe-area-inset-bottom, 0px));
    padding-left: calc(var(--spacing-xl) + env(safe-area-inset-left, 0px));
    padding-right: calc(var(--spacing-xl) + env(safe-area-inset-right, 0px));
    
    /* Fallback für ältere Safari-Versionen mit constant() */
    padding-top: calc(var(--spacing-lg) + constant(safe-area-inset-top, 0px));
    padding-bottom: calc(var(--spacing-lg) + constant(safe-area-inset-bottom, 0px));
    padding-left: calc(var(--spacing-xl) + constant(safe-area-inset-left, 0px));
    padding-right: calc(var(--spacing-xl) + constant(safe-area-inset-right, 0px));
}

@media (max-width: 768px) {
    .webapp-mode .contact-container {
        /* Safari Standard-Fallback */
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
        padding-left: var(--spacing-md);
        padding-right: var(--spacing-md);
        
        /* Safari WebKit Safe Area Support */
        padding-top: calc(var(--spacing-lg) + env(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--spacing-lg) + env(safe-area-inset-bottom, 0px));
        padding-left: calc(var(--spacing-md) + env(safe-area-inset-left, 0px));
        padding-right: calc(var(--spacing-md) + env(safe-area-inset-right, 0px));
        
        /* Fallback für ältere Safari-Versionen */
        padding-top: calc(var(--spacing-lg) + constant(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--spacing-lg) + constant(safe-area-inset-bottom, 0px));
        padding-left: calc(var(--spacing-md) + constant(safe-area-inset-left, 0px));
        padding-right: calc(var(--spacing-md) + constant(safe-area-inset-right, 0px));
    }
}

@media (max-width: 480px) {
    .webapp-mode .contact-container {
        /* Safari Standard-Fallback */
        padding-top: var(--spacing-md);
        padding-bottom: var(--spacing-md);
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
        
        /* Safari WebKit Safe Area Support */
        padding-top: calc(var(--spacing-md) + env(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0px));
        padding-left: calc(var(--spacing-sm) + env(safe-area-inset-left, 0px));
        padding-right: calc(var(--spacing-sm) + env(safe-area-inset-right, 0px));
        
        /* Fallback für ältere Safari-Versionen */
        padding-top: calc(var(--spacing-md) + constant(safe-area-inset-top, 0px));
        padding-bottom: calc(var(--spacing-md) + constant(safe-area-inset-bottom, 0px));
        padding-left: calc(var(--spacing-sm) + constant(safe-area-inset-left, 0px));
        padding-right: calc(var(--spacing-sm) + constant(safe-area-inset-right, 0px));
    }
}

/* 7.2 Touch-Optimierungen für WebApp */
@media (pointer: coarse) {
    .webapp-mode .share-button,
    .webapp-mode .form-actions .btn,
    .webapp-mode .checkbox-container {
        min-height: 44px;
    }
    
    .webapp-mode .contact-form input[type="text"],
    .webapp-mode .contact-form input[type="email"],
    .webapp-mode .contact-form input[type="tel"] {
        height: 44px;
    }
    
    .webapp-mode .checkmark {
        width: 26px;
        height: 26px;
    }
    
    .webapp-mode .checkbox-container .checkmark:after {
        left: 9px;
        top: 5px;
        width: 6px;
        height: 12px;
    }
    
    .webapp-mode .checkbox-container {
        padding-left: 36px;
    }
}

/* 7.3 Landscape-Modus Optimierungen */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .webapp-mode .contact-container {
        padding-top: calc(var(--spacing-sm) + var(--safe-area-inset-top));
        padding-bottom: calc(var(--spacing-sm) + var(--safe-area-inset-bottom));
    }
    
    .webapp-mode .contact-container section {
        padding: var(--spacing-sm);
    }
    
    .webapp-mode .contact-container h2 {
        font-size: 1.3rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .webapp-mode .contact-image {
        width: 80px;
        height: 80px;
    }
    
    .webapp-mode .sharing-content {
        gap: var(--spacing-sm);
    }
    
    .webapp-mode .qr-code {
        width: 150px;
        height: 150px;
    }
}