/* Dunkles Design: Blau-Lila-Gold */

:root {
    --bg-primary: #0a0e27;
    --bg-secondary: #151932;
    --bg-tertiary: #1e2447;
    --accent-blue: #3b82f6;
    --accent-purple: #8b5cf6;
    --accent-gold: #fbbf24;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --border-color: #2d3561;
    --hover-bg: #252b4d;
    --success: #10b981;
    --error: #ef4444;
    --header-height: 80px;
    --navbar-bottom-height: 80px;
    /* Echte sichtbare Höhe (Chrome/Safari) – wird per JS (Visual Viewport API) gesetzt */
    --vvh: 100vh;
}

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

html {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.main-container {
    width: 100%;
    height: calc(100vh - var(--navbar-bottom-height));
    max-height: calc(100vh - var(--navbar-bottom-height));
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header oben */
.header-top {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom: 2px solid var(--accent-purple);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.2);
    width: 100%;
    box-sizing: border-box;
    flex-shrink: 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 100%;
    position: relative;
}

.logo h1 {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple), var(--accent-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.8rem;
    font-weight: bold;
}

.nav {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-purple);
    background: var(--hover-bg);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
    position: relative;
}

/* Challenge-Indikator im Header */
.header-challenges {
    position: relative;
}

.challenge-indicator:hover {
    background: rgba(139, 92, 246, 0.3) !important;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

.challenge-dropdown {
    animation: slideDown 0.3s ease;
}

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

/* Scrollbar für Challenge-Dropdown */
.challenge-dropdown::-webkit-scrollbar {
    width: 6px;
}

.challenge-dropdown::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.challenge-dropdown::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 3px;
}

.challenge-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

.logo {
    position: absolute;
    left: 2rem;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo a:first-child {
    display: block;
    cursor: pointer;
    pointer-events: auto;
}

/* Telegram-Link neben dem Logo */
.header-telegram {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0088cc;
    transition: transform 0.2s, color 0.2s;
}
.header-telegram:hover {
    color: #00a2e8;
    transform: scale(1.1);
}
.header-telegram .telegram-icon {
    width: 28px;
    height: 28px;
    display: block;
}
@media (max-width: 600px) {
    .header-telegram .telegram-icon {
        width: 24px;
        height: 24px;
    }
}

.header-open-chat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-blue);
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(59, 130, 246, 0.3);
    transition: all 0.3s;
    white-space: nowrap;
    margin-right: 1rem;
    flex-shrink: 0;
}

.header-open-chat:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--accent-blue);
}

.username {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.badge.premium {
    background: linear-gradient(135deg, var(--accent-gold), #f59e0b);
    color: var(--bg-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: bold;
}

/* Hauptcontainer: 3-Spalten-Layout – Höhe = Viewport minus Header minus Navbar, mittig sichtbar ohne Seiten-Scroll */
.content-wrapper {
    display: grid;
    grid-template-columns: minmax(200px, 1fr) minmax(300px, 2fr) minmax(200px, 1fr);
    gap: 1rem;
    padding: 1rem;
    padding-bottom: 0;
    width: 100%;
    max-width: 100vw;
    margin: 0;
    flex: 1;
    min-height: 0;
    height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    max-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    box-sizing: border-box;
    overflow: hidden;
    align-items: stretch;
}

/* Alle 3 Spalten: min-height 0 damit sie im Grid enden und die inneren Bereiche eigenständig scrollen */
.content-wrapper > .sidebar-left,
.content-wrapper > .main-content,
.content-wrapper > .sidebar-right {
    min-height: 0;
}

/* Mobile: Aktive Chat-Section darf nicht kollabieren – Überschreibt min-height: 0 oben */
@media (max-width: 1024px) {
    .content-wrapper > .main-content.chat-main.mobile-accordion-section.active[data-section="chat"],
    body.mobile-section-chat-active .content-wrapper > .main-content.chat-main {
        min-height: calc(100vh - 80px) !important;
        height: calc(100vh - 80px) !important;
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Wenn Chat-Section aktiv: Content-Wrapper als Flex-Spalte, Main nimmt Rest */
    body.mobile-section-chat-active .content-wrapper {
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
    }
    
    body.mobile-section-chat-active .content-wrapper > .main-content.chat-main {
        flex: 1 1 0% !important;
        min-width: 0 !important;
    }
    
    /* Chat-Container und -Übersicht volle Breite und sichtbar */
    body.mobile-section-chat-active .chat-container,
    body.mobile-section-chat-active .chat-overview {
        width: 100% !important;
        max-width: 100% !important;
        min-width: 0 !important;
    }
    
    body.mobile-section-chat-active .chat-overview .chat-list {
        width: 100% !important;
    }
    
    /* Damit position:fixed der Chat-Section sich auf Viewport bezieht */
    body.mobile-section-chat-active .content-wrapper {
        overflow: visible !important;
        transform: none !important;
    }
}

/* Linke Spalte: Online-Profile */
.sidebar-left {
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    height: 100%; /* Nimmt volle Höhe des Grid-Containers */
    max-height: 100%;
    position: sticky;
    top: var(--header-height);
    overflow-y: auto;
    overflow-x: hidden; /* Keine horizontalen Scrollbars */
    display: flex;
    flex-direction: column;
    min-width: 0; /* Wichtig für Grid: verhindert Überlauf */
    box-sizing: border-box;
    width: 100%;
}

/* Desktop: Scrollbars komplett verstecken für sidebar-left */
@media (min-width: 1025px) {
    .sidebar-left {
        scrollbar-width: none !important; /* Firefox */
        -ms-overflow-style: none !important; /* IE/Edge */
    }
    
    .sidebar-left::-webkit-scrollbar {
        display: none !important; /* Chrome/Safari */
        width: 0 !important;
        height: 0 !important;
    }
}

.sidebar-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--accent-purple);
    border-bottom: 2px solid var(--accent-purple);
    padding-bottom: 0.5rem;
    flex-shrink: 0;
}

/* Profile-Kategorien-Tabs */
.profile-tabs {
    display: flex;
    gap: 0;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
    flex-shrink: 0;
    border-radius: 8px 8px 0 0;
    overflow: hidden;
}

.profile-tab {
    flex: 1;
    min-width: 0;
    padding: 0.65rem 0.5rem;
    background: var(--bg-tertiary);
    border: none;
    border-right: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
}

.profile-tab:last-child {
    border-right: none;
}

.profile-tab:hover {
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.1);
}

.profile-tab.active {
    color: var(--accent-purple);
    background: rgba(139, 92, 246, 0.2);
    font-weight: 600;
    box-shadow: inset 0 -2px 0 0 var(--accent-purple);
}

.online-users {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
    min-height: 0;
    width: 100%;
    box-sizing: border-box;
    padding-right: 0.5rem; /* Platz für Hover-Effekt */
    /* Scrollbars verstecken im Desktop */
    scrollbar-width: thin;
    scrollbar-color: var(--accent-purple) transparent;
}

/* Desktop: Scrollbars komplett verstecken für online-users */
@media (min-width: 1025px) {
    /*.online-users {
        overflow-x: hidden !important;
        scrollbar-width: none !important; 
        -ms-overflow-style: none !important;
    }
    */
    
    .online-users::-webkit-scrollbar {
        display: none !important; /* Chrome/Safari */
        width: 0 !important;
        height: 0 !important;
    }
    
    #premiumUsers {
        overflow-x: hidden !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
    }
    
    #premiumUsers::-webkit-scrollbar {
        display: none !important;
        width: 0 !important;
        height: 0 !important;
    }
}

.online-user-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.user-card-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-left: auto;
    flex-shrink: 0;
}

.online-user-card.premium-card.locked {
    overflow: hidden;
}

.online-user-card.premium-card.locked .blurred {
    filter: blur(8px);
    opacity: 0.6;
    pointer-events: none;
    user-select: none;
}

.premium-unlock-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 14, 39, 0.85);
    backdrop-filter: blur(4px);
    border-radius: 10px;
    z-index: 10;
    cursor: pointer;
    transition: all 0.3s ease;
}

.premium-unlock-overlay:hover {
    background: rgba(10, 14, 39, 0.95);
}

.btn-unlock-large {
    background: linear-gradient(135deg, var(--accent-gold), #f59e0b);
    color: var(--bg-primary);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.3);
}

.btn-unlock-large:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.5);
}

.online-user-card:hover {
    background: var(--hover-bg);
    border-color: var(--accent-purple);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
    border-left: 3px solid var(--accent-purple);
}

.online-user-card.premium-card.locked:hover {
    transform: none;
}

/* Premium-Liste Blur für nicht-Premium User */
.premium-users-list.blurred-list {
    filter: blur(12px);
    opacity: 0.4;
    pointer-events: none;
    user-select: none;
}

.premium-list-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(8px);
    border-radius: 10px;
    z-index: 100;
    cursor: pointer;
    transition: all 0.3s ease;
    /* Verhindere Drag/Verschieben */
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-user-drag: none;
    pointer-events: auto;
    overflow: hidden;
    box-sizing: border-box;
}

#premiumUsers {
    position: relative;
    overflow-x: hidden !important;
    overflow-y: auto;
    width: 100%;
    box-sizing: border-box;
}

/* Desktop: Scrollbars komplett verstecken */
@media (min-width: 1025px) {
    #premiumUsers {
        scrollbar-width: none !important; /* Firefox */
        -ms-overflow-style: none !important; /* IE/Edge */
    }
    
    #premiumUsers::-webkit-scrollbar {
        display: none !important; /* Chrome/Safari */
        width: 0 !important;
        height: 0 !important;
    }
}

.premium-list-overlay:hover {
    background: rgba(10, 14, 39, 0.95);
}

.btn-unlock-large-premium {
    background: linear-gradient(135deg, var(--accent-gold), #f59e0b);
    color: var(--bg-primary);
    padding: 1rem 2rem;
    font-size: 1.2rem;
    font-weight: bold;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px rgba(251, 191, 36, 0.4);
    /* Verhindere Drag/Verschieben im Responsive */
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    pointer-events: auto;
}

.btn-unlock-large-premium:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 30px rgba(251, 191, 36, 0.6);
}

.btn-unlock-large-premium:active {
    transform: scale(1.05);
}

/* Responsive: Verhindere Drag komplett */
@media (max-width: 1024px) {
    .btn-unlock-large-premium {
        touch-action: manipulation !important;
        user-select: none !important;
        -webkit-user-select: none !important;
        -webkit-touch-callout: none !important;
        -webkit-user-drag: none !important;
        -khtml-user-drag: none !important;
        -moz-user-drag: none !important;
        -o-user-drag: none !important;
        pointer-events: auto !important;
        position: relative !important;
        will-change: transform !important;
    }
    
    .premium-list-overlay {
        touch-action: manipulation !important;
        user-select: none !important;
        -webkit-user-select: none !important;
        -webkit-touch-callout: none !important;
        -webkit-user-drag: none !important;
        pointer-events: auto !important;
    }
}

/* BTC-Adresse Styling */
.btc-address {
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    background: var(--bg-tertiary);
    padding: 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    overflow-x: auto;
    word-break: keep-all;
    line-height: 1.5;
    display: block;
}

/* QR-Code Container */
#btcQrCode {
    display: flex;
    justify-content: center;
    align-items: center;
}

#btcQrCode canvas {
    max-width: 100%;
    height: auto;
}

.user-avatar {
    position: relative;
}

.user-avatar img,
.avatar-placeholder {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-blue);
    flex-shrink: 0;
}

.avatar-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
}

.avatar-placeholder.large {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
    border-radius: 50%;
}

/* Wenn der User ein Profilbild hat: nur das Bild anzeigen, Buchstabe ausblenden (ohne !important, damit onerror den Buchstaben wieder anzeigen kann) */
.user-avatar:has(> img) > .avatar-placeholder,
.user-avatar.has-avatar-img > .avatar-placeholder,
.chat-avatar:has(> img) > .avatar-placeholder,
.author-avatar:has(> img) > .avatar-placeholder {
    display: none;
}

/* Sidebar-left: Buchstabe ausblenden wenn Profilbild vorhanden (explizit) */
.sidebar-left .user-avatar:has(> img) > .avatar-placeholder,
.sidebar-left .user-avatar.has-avatar-img > .avatar-placeholder {
    display: none;
}

.online-indicator {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 12px;
    height: 12px;
    background: var(--success);
    border: 2px solid var(--bg-tertiary);
    border-radius: 50%;
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: 600;
    color: var(--text-primary);
}

/* User-Karten in Sidebar/Users-Section: Namen immer sichtbar (Online/Premium/Alle) */
.sidebar-left .online-user-card .user-info,
.sidebar-left .online-users .user-info {
    display: flex !important;
    visibility: visible !important;
}
.sidebar-left .online-user-card .user-name,
.sidebar-left .online-users .user-name {
    display: block !important;
    visibility: visible !important;
}

.premium-badge {
    font-size: 0.75rem;
    color: var(--accent-gold);
    margin-top: 0.25rem;
}

/* Buttons */
.btn-chat,
.btn-unlock,
.btn-primary,
.btn-buy,
.btn-send,
.btn-close,
.btn-copy,
.btn-follow {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 0.9rem;
}

.btn-chat {
    background: var(--accent-blue);
    color: white;
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-chat:hover {
    background: #2563eb;
    transform: scale(1.05);
}

.btn-unlock {
    background: linear-gradient(135deg, var(--accent-gold), #f59e0b);
    color: var(--bg-primary);
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-unlock:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(251, 191, 36, 0.4);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn-buy {
    background: var(--accent-gold);
    color: var(--bg-primary);
    margin-top: 0.5rem;
}

.btn-buy:hover {
    background: #f59e0b;
}

.btn-send {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    color: white;
    width: 100%;
    margin-top: 0.75rem;
    padding: 0.875rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-send:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(139, 92, 246, 0.4);
}

.btn-close {
    background: transparent;
    color: var(--text-secondary);
    font-size: 1.75rem;
    padding: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    cursor: pointer;
}

.btn-close:hover {
    color: var(--error);
    background: rgba(239, 68, 68, 0.1);
    transform: rotate(90deg);
}

/* 3-Punkte-Menü Button */
.btn-menu {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.btn-menu:hover {
    background: var(--hover-bg);
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: scale(1.05);
}

.btn-menu:active {
    transform: scale(0.95);
}

.btn-menu svg {
    width: 20px;
    height: 20px;
}

/* Melde-Button im Post-Header */
.post-header .btn-menu {
    padding: 0.4rem;
    border: none;
    background: transparent;
}

.post-header .btn-menu:hover {
    background: var(--bg-tertiary);
    border: none;
}

/* Dropdown-Menü */
.dropdown-container {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-tertiary) !important;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    min-width: 180px;
    z-index: 99999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.dropdown-menu.show {
    opacity: 1 !important;
    visibility: visible;
    transform: translateY(0);
    z-index: 99999;
    background: var(--bg-tertiary) !important;
}

.dropdown-menu.show:hover {
    background: var(--bg-tertiary) !important;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.875rem 1rem;
    background: transparent !important;
    border: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background: var(--hover-bg) !important;
    color: var(--accent-purple);
}

.dropdown-item:first-child:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.dropdown-item:last-child:hover {
    background: rgba(251, 191, 36, 0.1);
    color: var(--accent-gold);
}

.dropdown-icon {
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    flex-shrink: 0;
}

.btn-back {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 0.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    cursor: pointer;
    flex-shrink: 0;
}

.btn-back:hover {
    background: var(--hover-bg);
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: translateX(-2px);
}

.btn-back svg {
    width: 20px;
    height: 20px;
}

.btn-copy {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    width: 100%;
    margin-top: 0.5rem;
}

/* Mittlere Spalte: Chat */
.main-content.chat-main {
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    height: 100%;
    max-height: 100%;
    position: sticky;
    top: var(--header-height);
    overflow: hidden;
    min-width: 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 0 !important;
}

/* Chat-Main ohne Padding zum Rand wenn mobile-accordion-section */
.main-content.chat-main.mobile-accordion-section {
    padding: 0 !important;
}

/* Desktop: Chat-Main mit mobile-accordion-section auf 80vh begrenzen */
@media (min-width: 1025px) {
    .main-content.chat-main.mobile-accordion-section {
        height: 80vh !important;
        overflow: hidden !important;
    }
}

.chat-container {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 80vh;
}

/* Desktop: Chat-Container auf 80vh begrenzen */
@media (min-width: 1025px) {
    .main-content.chat-main.mobile-accordion-section .chat-container {
        height: 80vh !important;
        max-height: 80vh !important;
    }
    
    /* Auf Desktop: Chat-Container bleibt bei 80vh auch wenn Chat-Fenster geöffnet ist */
    /* KEIN Fullscreen auf Desktop - nur auf kleineren Bildschirmen */
}

/* Desktop: KEIN Fullscreen - Chat bleibt in der Spalte */
@media (min-width: 1025px) {
    /* Auf Desktop: Chat-Container bleibt in der Spalte, KEIN Fullscreen */
    /* Diese Regel wurde entfernt - Chat bleibt bei 80vh in der Spalte */
}

/* Responsive: Chat-Container normal angezeigt, nur Chat-Fenster als Modal */
@media (max-width: 1024px) {
    /* Chat-Container: Normal angezeigt wenn Chat-Section aktiv ist */
    .mobile-accordion-section[data-section="chat"].active .chat-container {
        position: static !important;
        width: 100% !important;
        height: auto !important;
        max-height: none !important;
        min-height: 0 !important;
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        overflow: visible !important;
        display: flex !important;
        flex-direction: column !important;
        opacity: 1 !important;
        transform: none !important;
        pointer-events: auto !important;
        z-index: 1 !important;
    }
    
    /* Chat-Container darf Chat-Window nicht einschränken */
    .chat-container {
        position: static !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }
    
    /* Mobile-Accordion-Section darf Chat-Window nicht einschränken */
    .mobile-accordion-section[data-section="chat"] {
        position: static !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }
    
    /* Stelle sicher, dass Chat-Window den verfügbaren Platz nutzt */
    .chat-container .chat-window {
        height: 100% !important;
        max-height: 100% !important;
        min-height: 0 !important;
        display: flex !important;
        flex-direction: column !important;
        overflow: hidden !important;
    }
    
    /* Chat-Messages sollte scrollbar sein und Platz für Input lassen */
    .chat-container .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
        max-height: 100% !important;
        -webkit-overflow-scrolling: touch !important;
        padding-bottom: 0.5rem !important;
    }
    
    /* Chat-Input-Container sollte immer sichtbar sein */
    .chat-container .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        width: 100% !important;
        box-sizing: border-box !important;
        margin: 0 !important;
        padding: 0.75rem 1rem !important;
        background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%) !important;
        border-top: 2px solid var(--accent-purple) !important;
        visibility: visible !important;
        opacity: 1 !important;
        display: flex !important;
        flex-direction: column !important;
        z-index: 500 !important;
        position: relative !important;
    }
}

/* Desktop: KEINE Elemente verstecken wenn Chat aktiv ist - Chat bleibt in der Spalte */
@media (min-width: 1025px) {
    /* Auf Desktop: Alle Elemente bleiben sichtbar, Chat bleibt in der Spalte bei 80vh */
    /* KEINE Fullscreen-Funktionalität auf Desktop */
    
    /* Desktop: Navbar bleibt IMMER sichtbar */
    body.chat-active .navbar-bottom,
    body.chat-active nav.navbar-bottom {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        overflow: visible !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 9999 !important;
    }
}

/* Responsive: Verstecke Header und andere Elemente wenn Chat-Fenster geöffnet ist, aber BEHALTE Bottom-Navbar */
@media (max-width: 1024px) {
    /* Verstecke Header und Navigation wenn Chat-Fenster geöffnet ist */
    body.chat-active .header-top,
    body.chat-active .mobile-accordion-nav,
    body.chat-active .mobile-accordion-nav.activated,
    body.chat-active .sidebar-left,
    body.chat-active .sidebar-right,
    body.chat-active .content-wrapper > *:not(.main-content.chat-main) {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
        height: 0 !important;
        overflow: hidden !important;
        z-index: -1 !important;
    }
    
    /* Bottom-Navbar bleibt IMMER sichtbar im Responsive - auch wenn Chat geöffnet ist */
    body.chat-active .navbar-bottom,
    body.chat-active nav.navbar-bottom,
    .mobile-accordion-section[data-section="chat"].active ~ nav.navbar-bottom,
    body .mobile-accordion-section[data-section="chat"].active ~ nav.navbar-bottom,
    nav.navbar-bottom {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        overflow: visible !important;
        z-index: 1000000 !important; /* Höher als Chat-Fenster, damit es sichtbar bleibt */
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
    }
    
    /* Chat-Fenster soll über Header und Navigation gehen */
    body.chat-active #chatWindow[style*="display: flex"],
    body.chat-active #chatWindow[style*="display:flex"] {
        z-index: 999999 !important; /* Unter Bottom-Navbar, aber über allem anderen */
    }
}

/* Desktop: Chat-Window bleibt in der Spalte, KEIN Fullscreen */
@media (min-width: 1025px) {
    /* Chat-Window: Flex-Layout NUR wenn es angezeigt wird - bleibt in der Spalte */
    .chat-container .chat-window[style*="display: flex"],
    .chat-container .chat-window[style*="display:flex"],
    #chatWindow[style*="display: flex"],
    #chatWindow[style*="display:flex"] {
        display: flex !important;
        flex-direction: column !important;
        flex: 1 !important;
        min-height: 0 !important;
        max-height: 100% !important;
        overflow: hidden !important;
        width: 100% !important;
        height: 100% !important;
        position: relative !important;
        z-index: auto !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
    }
    
    /* Chat-Window versteckt auf Desktop wenn display: none */
    .chat-container .chat-window[style*="display: none"],
    .chat-container .chat-window[style*="display:none"],
    #chatWindow[style*="display: none"],
    #chatWindow[style*="display:none"] {
        display: none !important;
    }
}

/* Responsive: Chat-Window MUSS sichtbar sein wenn display: flex gesetzt ist */
@media (max-width: 1024px) {
    /* Überschreibe Desktop-Regeln für Tablet/Mobile - Fullscreen-Modal */
    #chatWindow[style*="display: flex"],
    #chatWindow[style*="display:flex"] {
        display: flex !important;
        opacity: 1 !important;
        transform: translateY(0) !important;
        pointer-events: auto !important;
        visibility: visible !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: calc(var(--navbar-bottom-height) + env(safe-area-inset-bottom, 0px)) !important;
        width: 100vw !important;
        height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        max-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        min-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        z-index: 999999 !important;
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: hidden !important;
        flex-direction: column !important;
        box-sizing: border-box !important;
    }
}

/* Desktop: Chat-Window bleibt in der Spalte mit 80vh Höhe, KEIN Fullscreen */
@media (min-width: 1025px) {
    /* Chat-Window auf Desktop: Normal in der Spalte, nutzt volle Container-Höhe (80vh) */
    #chatWindow {
        position: relative !important;
        width: 100% !important;
        height: 100% !important;
        max-height: 100% !important;
        min-height: 0 !important;
        z-index: auto !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: hidden !important;
        flex-direction: column !important;
        box-sizing: border-box !important;
        display: flex !important;
    }
    
    /* Überschreibe Mobile-Regeln auf Desktop - Chat bleibt in Spalte mit 80vh */
    #chatWindow[style*="display: flex"],
    #chatWindow[style*="display:flex"] {
        position: relative !important;
        width: 100% !important;
        height: 100% !important;
        max-height: 100% !important;
        min-height: 0 !important;
        z-index: auto !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: hidden !important;
        flex-direction: column !important;
        box-sizing: border-box !important;
        opacity: 1 !important;
        transform: none !important;
        pointer-events: auto !important;
        visibility: visible !important;
        display: flex !important;
    }
    
    /* Stelle sicher, dass Chat-Window die volle Container-Höhe (80vh) nutzt */
    .main-content.chat-main.mobile-accordion-section .chat-container #chatWindow {
        height: 100% !important;
        max-height: 100% !important;
    }
    
    /* Chat-Window-Inhalt auf Desktop: Flex-Layout für 80vh Höhe */
    .main-content.chat-main.mobile-accordion-section .chat-container #chatWindow .chat-window-header {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
    
    .main-content.chat-main.mobile-accordion-section .chat-container #chatWindow .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
    }
    
    .main-content.chat-main.mobile-accordion-section .chat-container #chatWindow .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
}

/* Responsive: Chat-Window als Modal über allem - NUR für kleinere Bildschirme */
@media (max-width: 1024px) {
    /* Chat-Window Standard: Versteckt - Fullscreen-Modal-Style */
    #chatWindow {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: calc(var(--navbar-bottom-height) + env(safe-area-inset-bottom, 0px)) !important;
        width: 100vw !important;
        height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        max-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        min-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        z-index: 999999 !important;
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: hidden !important;
        flex-direction: column !important;
        transition: opacity 0.3s ease-in-out, transform 0.3s ease-in-out !important;
        box-sizing: border-box !important;
    }
    
    /* Chat-Window versteckt (Standard) - nur wenn display: none im inline style */
    #chatWindow[style*="display: none"],
    #chatWindow[style*="display:none"] {
        display: none !important;
        opacity: 0 !important;
        transform: translateY(100%) !important;
        pointer-events: none !important;
    }
    
    /* Chat-Window sichtbar wenn display: flex gesetzt ist - über KOMPLETTE Seite wie Modal */
    #chatWindow[style*="display: flex"],
    #chatWindow[style*="display:flex"] {
        display: flex !important;
        opacity: 1 !important;
        transform: translateY(0) !important;
        pointer-events: auto !important;
        visibility: visible !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: calc(var(--navbar-bottom-height) + env(safe-area-inset-bottom, 0px)) !important;
        width: 100vw !important;
        height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        max-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        min-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        z-index: 999999 !important;
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        box-shadow: none !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
        flex-direction: column !important;
    }
    
    /* Chat-Window-Inhalt muss sichtbar sein auf Tablet/Mobile */
    #chatWindow[style*="display: flex"],
    #chatWindow[style*="display:flex"] {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    #chatWindow[style*="display: flex"] .chat-window-header,
    #chatWindow[style*="display:flex"] .chat-window-header {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        position: relative !important;
        width: 100% !important;
    }
    
    #chatWindow[style*="display: flex"] .chat-messages,
    #chatWindow[style*="display:flex"] .chat-messages {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
        position: relative !important;
        width: 100% !important;
    }
    
    #chatWindow[style*="display: flex"] .chat-input-container,
    #chatWindow[style*="display:flex"] .chat-input-container {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        position: relative !important;
        width: 100% !important;
    }
    
    /* Chat-Window sichtbar wenn body.chat-active UND display: flex gesetzt ist - über KOMPLETTE Seite */
    body.chat-active #chatWindow[style*="display: flex"],
    body.chat-active #chatWindow[style*="display:flex"] {
        display: flex !important;
        opacity: 1 !important;
        transform: translateY(0) !important;
        pointer-events: auto !important;
        visibility: visible !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: calc(var(--navbar-bottom-height) + env(safe-area-inset-bottom, 0px)) !important;
        width: 100vw !important;
        height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        max-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        min-height: calc(var(--vvh, 100vh) - var(--navbar-bottom-height) - env(safe-area-inset-bottom, 0px)) !important;
        z-index: 999999 !important; /* Höchster z-index - über alles außer Bottom-Navbar */
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        box-shadow: none !important;
        overflow: hidden !important;
        box-sizing: border-box !important;
        flex-direction: column !important;
    }
    
    /* Chat-Window-Inhalt muss auch bei body.chat-active sichtbar sein */
    body.chat-active #chatWindow[style*="display: flex"] .chat-window-header,
    body.chat-active #chatWindow[style*="display:flex"] .chat-window-header,
    body.chat-active #chatWindow[style*="display: flex"] .chat-messages,
    body.chat-active #chatWindow[style*="display:flex"] .chat-messages,
    body.chat-active #chatWindow[style*="display: flex"] .chat-input-container,
    body.chat-active #chatWindow[style*="display:flex"] .chat-input-container {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    body.chat-active #chatWindow[style*="display: flex"] .chat-messages,
    body.chat-active #chatWindow[style*="display:flex"] .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
    }
    
    body.chat-active #chatWindow[style*="display: flex"] .chat-window-header,
    body.chat-active #chatWindow[style*="display:flex"] .chat-window-header,
    body.chat-active #chatWindow[style*="display: flex"] .chat-input-container,
    body.chat-active #chatWindow[style*="display:flex"] .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
    
    /* Chat-Window-Header: Minimale Höhe, kein Padding */
    #chatWindow .chat-window-header {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        margin: 0 !important;
        padding: 0.75rem 1rem !important;
        min-height: auto !important;
        max-height: none !important;
    }
    
    /* Chat-Messages: Nutzt gesamten verfügbaren Platz */
    #chatWindow .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
        max-height: none !important;
        margin: 0 !important;
        padding: 1rem !important;
        box-sizing: border-box !important;
    }
    
    /* Chat-Input-Container: Minimale Höhe */
    #chatWindow .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
        margin: 0 !important;
        padding: 0.75rem 1rem !important;
        padding-bottom: 16px !important;
        min-height: auto !important;
        max-height: none !important;
        box-sizing: border-box !important;
    }
    
    /* Chat-Window versteckt wenn body.chat-active aber kein display: flex gesetzt */
    body.chat-active #chatWindow:not([style*="display: flex"]):not([style*="display:flex"]) {
        display: none !important;
        opacity: 0 !important;
        transform: translateY(100%) !important;
        pointer-events: none !important;
    }
}

/* Chat-Window-Header sollte nicht wachsen */
#chatWindow .chat-window-header {
    flex-shrink: 0 !important;
    flex-grow: 0 !important;
}

/* Chat-Messages sollte scrollbar sein */
#chatWindow .chat-messages {
    flex: 1 !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    min-height: 0 !important;
    max-height: 100% !important;
    -webkit-overflow-scrolling: touch !important;
    padding: 1rem !important;
    padding-bottom: 0.5rem !important;
}

/* Stelle sicher, dass Chat-Input-Feld immer sichtbar ist (Platz über der unteren Navbar) */
#chatWindow .chat-input-container {
    position: relative !important;    
    bottom: auto !important;
    flex-shrink: 0 !important;
    flex-grow: 0 !important;
    order: 999 !important;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%) !important;
    border-top: 2px solid var(--accent-purple) !important;
    padding: 0.75rem 1rem !important;
    padding-bottom: 16px !important;
    width: 100% !important;
    box-sizing: border-box !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    visibility: visible !important;
    opacity: 1 !important;
    max-height: none !important;
}

#chatWindow .chat-input-row-top {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
}

#chatWindow .chat-input-row-top .chat-btn-send {
    width: 50% !important;
    margin-left: auto !important;
}

.chat-window {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    max-height: 100%;
    overflow: hidden;
    position: relative;
    border: 2px solid var(--accent-purple);
    border-radius: 16px;
    background: var(--bg-tertiary);
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.2);
    flex: 1;
}

/* Responsive: Chat-Window ohne Border/Border-Radius für Fullscreen-Look */
@media (max-width: 1024px) {
    #chatWindow.chat-window {
        border: none !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    /* Safari & Chrome: Chat-Input leicht nach oben (nur wenn Navbar sichtbar) */
    #chatWindow .chat-input-container,
    .mobile-accordion-section[data-section="chat"] .chat-input-container {
        -webkit-transform: translateY(-50px);
        transform: translateY(-50px);
    }
    /* Im Chat (Navbar ausgeblendet): kein Versatz – unten alles ausnutzen */
    body.chat-active #chatWindow .chat-input-container,
    .mobile-accordion-section[data-section="chat"].active .chat-container #chatWindow .chat-input-container {
        -webkit-transform: none !important;
        transform: none !important;
    }
    
    /* A) Tastatur offen: Eingabe direkt über der Tastatur fixieren (Safari/Chrome) */
    #chatWindow .chat-input-container:focus-within,
    .mobile-accordion-section[data-section="chat"] .chat-input-container:focus-within {
        position: fixed !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        top: auto !important;
        z-index: 100002 !important;
        padding: 0.35rem 0.6rem !important;
        padding-bottom: calc(0.35rem + env(safe-area-inset-bottom, 0px)) !important;
        -webkit-transform: none !important;
        transform: none !important;
    }
    /* Platz für fixen Input: reduzierter Abstand (war 220px) */
    #chatWindow .chat-window:focus-within .chat-messages,
    .mobile-accordion-section[data-section="chat"] .chat-container:focus-within .chat-messages {
        padding-bottom: 140px !important;
    }
    
    /* B) Abstände im Chat-Input verringern (weniger leerer Bereich) */
    #chatWindow .chat-input-container,
    .mobile-accordion-section[data-section="chat"] .chat-input-container {
        padding: 0.4rem 0.6rem !important;
        padding-bottom: calc(0.4rem + env(safe-area-inset-bottom, 0px)) !important;
    }
    #chatWindow .chat-input-row-top,
    .mobile-accordion-section[data-section="chat"] .chat-input-row-top {
        margin-bottom: 0.25rem !important;
        gap: 0.25rem !important;
    }
    #chatWindow .chat-input-row-bottom,
    .mobile-accordion-section[data-section="chat"] .chat-input-row-bottom {
        margin-top: 0.15rem !important;
        gap: 0.25rem !important;
    }
    /* Textarea kompakter bei Fokus (Tastatur offen) */
    #chatWindow .chat-input-container:focus-within textarea,
    .mobile-accordion-section[data-section="chat"] .chat-input-container:focus-within textarea {
        min-height: 44px !important;
        padding: 0.4rem 0.6rem !important;
    }
}

.chat-window-header {
    flex-shrink: 0;
    flex-grow: 0;
    padding: 1.25rem 1.5rem;
    border-bottom: 2px solid var(--accent-purple);
    display: flex;
}

.chat-header-avatar {
    position: relative;
}

/* Name + BIO/Bilder-Buttons nebeneinander, immer sichtbar */
.chat-window-header-name-row {
    flex: 1;
    min-width: 0;
}
.chat-window-header-name-row #chatBioButton {
    flex-shrink: 0;
    display: inline-block;
}

/* BIO-Button – modern, Gold */
.chat-header-btn-bio-gold {
    padding: 0.35rem 0.75rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
    border-radius: 9999px;
    cursor: pointer;
    border: none;
    background: linear-gradient(145deg, #fcd34d 0%, #f59e0b 50%, #d97706 100%);
    color: #0a0e27;
    box-shadow: 0 2px 8px rgba(251, 191, 36, 0.35),
                inset 0 1px 0 rgba(255, 255, 255, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}
.chat-header-btn-bio-gold:hover {
    transform: translateY(-1px) scale(1.03);
    box-shadow: 0 4px 14px rgba(251, 191, 36, 0.5),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    filter: brightness(1.08);
}
.chat-header-btn-bio-gold:active {
    transform: translateY(0) scale(0.98);
    box-shadow: 0 1px 4px rgba(251, 191, 36, 0.4);
}

/* Header-Buttons (Bilder) – modern, Lila */
.chat-header-btn {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
    border-radius: 9999px;
    cursor: pointer;
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}
.chat-header-btn:hover {
    transform: translateY(-1px) scale(1.03);
    filter: brightness(1.1);
}
.chat-header-btn:active {
    transform: translateY(0) scale(0.98);
}
.feed-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent-purple);
    flex-shrink: 0;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.feed-header h2 {
    color: var(--accent-purple);
}

.feed {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
    width: 100%;
    box-sizing: border-box;
}

.feed-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    transition: all 0.3s;
    width: 100%;
    box-sizing: border-box;
    min-width: 0;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.feed-item:hover {
    border-color: var(--accent-purple);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.2);
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.post-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.author-avatar img,
.author-avatar .avatar-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    color: var(--accent-blue);
}

.post-time {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.post-category {
    background: var(--accent-purple);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

.post-title {
    color: var(--accent-gold);
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
}

.post-content {
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 1rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.post-preview {
    opacity: 0.7;
}

.post-footer {
    display: flex;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.post-views,
.post-price {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.btn-like {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: all 0.3s;
    border-radius: 8px;
}

.btn-like:hover {
    background: var(--bg-tertiary);
    transform: scale(1.1);
}

.btn-like:active {
    transform: scale(0.95);
}

/* Profil-Karte */
.profile-item {
    cursor: pointer;
}

.profile-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
}

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

.profile-avatar-large {
    margin-bottom: 1rem;
}

.profile-avatar-large img {
    border-radius: 50%;
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.profile-info h3 {
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.profile-bio {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 1rem;
}

.profile-actions {
    margin-top: 1rem;
}

/* Rechte Spalte: Feed */
.sidebar-right.feed-sidebar {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid var(--border-color);
    height: 100%; /* Nimmt volle Höhe des Grid-Containers */
    max-height: 100%;
    position: sticky;
    top: var(--header-height);
    overflow-y: auto;
    overflow-x: hidden;
    min-width: 0; /* Wichtig für Grid: verhindert Überlauf */
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    width: 100%;
}

.chat-header {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent-blue);
    flex-shrink: 0;
}

.chat-header h2 {
    color: var(--accent-blue);
    margin-bottom: 0;
    padding: 1rem 0rem 0rem 1rem;
}

/* Chat-Tabs entfernt - nicht mehr benötigt */

.chat-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
    overflow-y: auto;
    min-height: 0;
    padding-right: 0.5rem;
}

.chat-list::-webkit-scrollbar {
    width: 6px;
}

.chat-list::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 10px;
}

.chat-list::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 10px;
}

.chat-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

.chat-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    margin-bottom: 0.5rem;
}

.chat-item:hover {
    background: var(--hover-bg);
    border-color: var(--accent-blue);
    transform: translateX(4px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
}

.chat-item.has-unread {
    animation: blinkChat 2s infinite;
    border-color: var(--accent-gold);
}

@keyframes blinkChat {
    0%, 100% {
        background: var(--bg-tertiary);
        box-shadow: 0 0 0 0 rgba(251, 191, 36, 0);
    }
    50% {
        background: rgba(251, 191, 36, 0.1);
        box-shadow: 0 0 10px 2px rgba(251, 191, 36, 0.3);
    }
}

.chat-avatar {
    position: relative;
    flex-shrink: 0;
}

.chat-avatar img,
.chat-avatar .avatar-placeholder {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
}

.chat-info {
    flex: 1;
}

.chat-name {
    font-weight: 600;
    color: var(--text-primary);
}

.chat-preview {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.unread-badge {
    background: var(--accent-gold);
    color: var(--bg-primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
}

/* Chat-Übersicht */
.chat-overview {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    width: 100%;
}

/* Chat-Fenster Styling bereits oben definiert */

.message-image {
    max-width: 300px;
    max-height: 300px;
    border-radius: 12px;
    cursor: pointer;
    margin-bottom: 0.5rem;
    object-fit: cover;
    border: 2px solid var(--accent-purple);
    transition: transform 0.2s, box-shadow 0.2s;
}

.message-image:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.4);
}

.message-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.message-edit-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.message-edit-btn:hover {
    opacity: 1;
    color: var(--accent-blue);
}

.message-delete-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.message-delete-btn:hover {
    opacity: 1;
    color: var(--error);
}

.message-edit-modal {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-purple);
    border-radius: 12px;
    padding: 1rem;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
}

.message-edit-modal textarea {
    width: 100%;
    min-height: 100px;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s;
}

.message-edit-modal textarea:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.message-edit-modal button {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
}

.message-edit-modal button[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

.chat-messages {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    min-height: 0;
    background: var(--bg-primary);
    word-wrap: break-word;
    width: 100%;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-purple) var(--bg-tertiary);
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

.message {
    display: flex;
    flex-direction: column;
    max-width: 75%;
    min-width: 0;
    word-wrap: break-word;
}

.message.sent {
    align-self: flex-end;
    align-items: flex-end;
}

.message.received {
    align-self: flex-start;
    align-items: flex-start;
}

.message-content {
    background: var(--bg-secondary);
    padding: 0.875rem 1.25rem;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    line-height: 1.5;
    max-width: 100%;
    box-sizing: border-box;
    min-width: 0;
}

.message.sent .message-content {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.message.received .message-content {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
}

/* Sicherstellen, dass lange Wörter umbrechen */
.message-content * {
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.message-time {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.chat-input-container {
    flex-shrink: 0;
    flex-grow: 0;
    padding: 1.25rem 1.5rem;
    border-top: 2px solid var(--accent-purple);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    width: 100%;
    box-sizing: border-box;
    border-radius: 0 0 12px 12px;
    width: 100%;
    box-sizing: border-box;
    box-shadow: 0 -2px 10px rgba(139, 92, 246, 0.1);
    z-index: 100;
    order: 999;
    display: flex !important;
    flex-direction: column !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.chat-input-row-top {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.chat-btn-icon {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 78px;
    height: 66px;
    min-width: 78px;
    min-height: 66px;
    background: none !important;
    background-color: transparent !important;
    border: none !important;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 2rem;
    flex-shrink: 0;
}

.chat-btn-icon:hover {
    background: rgba(139, 92, 246, 0.15) !important;
}

.chat-btn-send {
    margin-left: auto;
    margin-top: 0;
    width: 50%;
    min-width: 100px;
    min-height: 66px;
    height: 66px;
    padding: 0 1rem;
    flex-shrink: 0;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
}

.chat-input-row-bottom {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chat-input-container textarea {
    width: 100%;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 1rem;
    color: var(--text-primary);
    resize: none;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
    min-height: 3.5em;
    box-sizing: border-box;
    max-width: 100%;
    transition: all 0.3s;
}

.chat-input-container textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
    background: var(--bg-secondary);
}

.btn-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    box-shadow: none;
}

.btn-send:disabled:hover {
    background: var(--bg-tertiary);
    transform: none;
    box-shadow: none;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-secondary);
    margin: 2% auto;
    padding: 2rem;
    border: 2px solid var(--accent-purple);
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 77vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.3);
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover {
    color: var(--error);
}

.modal-content h2 {
    color: var(--accent-purple);
    margin-bottom: 1.5rem;
}

/* Support-Modal (iframe, groß) */
.support-modal .support-modal-content {
    width: 95%;
    max-width: 1100px;
    height: 90vh;
    max-height: 90vh;
    padding: 0;
    overflow: hidden;
}
.support-modal .support-modal-content .close {
    position: absolute;
    right: 0.5rem;
    top: 0.5rem;
    z-index: 10;
}
.support-modal .support-modal-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 0 0 12px 12px;
    display: block;
}

/* Footer-Modal: Stil der ganzen Seite (dunkel, Lila-Blau) */
.footer-modal .footer-modal-content.footer-paper {
    max-width: 420px;
    padding: 0;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-purple);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.3);
}
.footer-modal .footer-paper-inner {
    padding: 2rem 2.5rem 2.5rem;
    position: relative;
}
.footer-modal .footer-paper-title {
    margin: 0 0 1.5rem 0;
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: 0.02em;
    border-bottom: 2px solid var(--accent-purple);
    padding-bottom: 0.75rem;
}
.footer-modal .footer-paper-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.footer-modal .footer-paper-btn,
.footer-modal .footer-paper-btn-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(139, 92, 246, 0.15) 100%);
    color: var(--accent-blue);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 2px 8px rgba(75, 45, 45, 0.2);
}
.footer-modal .footer-paper-btn:hover,
.footer-modal .footer-paper-btn-link:hover {
    background: linear-gradient(135deg, var(--hover-bg) 0%, rgba(139, 92, 246, 0.25) 100%);
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
}
.footer-modal .footer-paper-btn-icon {
    font-size: 1.25rem;
}
.footer-modal .footer-modal-content .close {
    position: absolute;
    right: 0.75rem;
    top: 0.75rem;
    z-index: 5;
    color: var(--text-secondary);
}
.footer-modal .footer-modal-content .close:hover {
    color: var(--error);
}

/* Content-Modal (AGB / Datenschutz / Impressum): scrollbar, X zum Schließen */
.footer-content-modal {
    z-index: 21000000000000;
}
.footer-content-modal .footer-content-modal-inner {
    width: 95%;
    max-width: 900px;
    height: 85vh;
    max-height: 85vh;
    padding: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-purple);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(139, 92, 246, 0.3);
}
.footer-content-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 2px solid var(--accent-purple);
    background: var(--bg-tertiary);
    flex-shrink: 0;
}
.footer-content-modal-title {
    margin: 0;
    font-size: 1.25rem;
    color: var(--accent-purple);
    font-weight: 600;
}
.footer-content-modal-header .close {
    position: relative;
    right: 0;
    top: 0;
    font-size: 1.75rem;
    color: var(--text-secondary);
    cursor: pointer;
}
.footer-content-modal-header .close:hover {
    color: var(--error);
}
.footer-content-modal-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}
.footer-content-modal-body iframe {
    width: 100%;
    min-height: 100%;
    height: 100%;
    border: none;
    display: block;
}

/* Erfolgs-Modal Animationen */
@keyframes bounceIn {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

.success-icon {
    animation: bounceIn 0.6s ease, pulseGlow 2s ease infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        filter: drop-shadow(0 0 10px rgba(251, 191, 36, 0.5));
        text-shadow: 0 0 15px rgba(251, 191, 36, 0.6);
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(251, 191, 36, 0.8));
        text-shadow: 0 0 25px rgba(251, 191, 36, 0.9);
    }
}

/* Formulare */
.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    margin-bottom: 1rem;
}

.form-textarea {
    min-height: 200px;
    resize: vertical;
    line-height: 1.6;
    transition: all 0.3s ease;
}

.form-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
    font-style: italic;
}

/* Zeichenzähler Animationen */
.char-counter-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    margin-bottom: 1rem;
}

.char-count-complete {
    color: var(--success) !important;
    font-weight: 600;
    animation: celebrateCount 0.6s ease, successGlow 2s ease infinite;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

#postCharCounter.char-count-complete {
    animation: celebrateCount 0.6s ease;
}

#charCountText.char-count-complete,
#charCountRemaining.char-count-complete {
    animation: celebrateCount 0.6s ease, successGlow 2s ease infinite;
}

#charCountRemaining {
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

#charCountRemaining[style*="color: var(--accent-gold)"] {
    animation: pulseGlow 2s ease infinite;
    text-shadow: 0 0 15px rgba(251, 191, 36, 0.6);
}

@keyframes successGlow {
    0%, 100% {
        text-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
    }
    50% {
        text-shadow: 0 0 20px rgba(16, 185, 129, 0.7);
    }
}

@keyframes celebrateCount {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
        color: var(--accent-gold);
    }
    100% {
        transform: scale(1);
    }
}

.pulse-animation {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue), var(--accent-gold)) !important;
    background-size: 200% 200% !important;
    animation: pulseButton 1.5s ease infinite, gradientShift 3s ease infinite !important;
    box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6) !important;
}

@keyframes pulseButton {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
    }
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

#encouragementText {
    font-weight: 500;
    text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

#encouragementText[style*="opacity: 1"] {
    animation: fadeInOut 3s ease infinite, glowPulse 2s ease infinite;
}

@keyframes fadeInOut {
    0%, 100% {
        opacity: 0.6;
        transform: translateX(-5px);
    }
    50% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes glowPulse {
    0%, 100% {
        text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(251, 191, 36, 0.6);
    }
}

/* Zeichenzähler Styling */
#postCharCounter {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

#charCountRemaining {
    font-weight: 600;
    transition: all 0.3s ease;
}

#charCountRemaining:empty {
    display: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
    background: var(--bg-secondary);
}

.form-textarea:focus::placeholder {
    opacity: 0.4;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.btc-address {
    background: var(--bg-tertiary);
    border: 1px solid var(--accent-gold);
    border-radius: 8px;
    padding: 1rem;
    font-family: monospace;
    word-break: break-all;
    color: var(--accent-gold);
    margin: 1rem 0;
}

.info-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-style: italic;
    margin-top: 1rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-purple);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

/* Navbar unten – immer sichtbar am unteren Viewport-Rand (Safari: Safe Area) */
.navbar-bottom {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-top: 2px solid var(--accent-purple);
    padding: 0.75rem 0;
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom, 0px));
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(139, 92, 246, 0.3);
    display: flex;
    justify-content: space-around;
    align-items: center;
    min-height: 60px;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    height: auto;
    overflow: visible;
    box-sizing: border-box;
}

/* Desktop: Navbar bleibt IMMER sichtbar (≥1025px) – nichts verändern */
@media (min-width: 1025px) {
    .navbar-bottom,
    nav.navbar-bottom {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        overflow: visible !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 9999 !important;
    }
    
    body.chat-active .navbar-bottom,
    body.chat-active nav.navbar-bottom {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        overflow: visible !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        z-index: 9999 !important;
    }
}

/* Responsive (<1025px): Im Chat Navbar ausblenden, beim Zurückgehen wieder anzeigen */
@media (max-width: 1024px) {
    .navbar-bottom,
    nav.navbar-bottom {
        z-index: 100000 !important;
    }
    
    /* Im Chat: Bottom-Navbar ausblenden, Platz für Chat (--navbar-bottom-height: 0) */
    body.chat-active .navbar-bottom,
    body.chat-active nav.navbar-bottom,
    .mobile-accordion-section[data-section="chat"].active ~ nav.navbar-bottom {
        display: none !important;
        visibility: hidden !important;
        pointer-events: none !important;
    }
    
    body.chat-active {
        --navbar-bottom-height: 0px;
    }
    
    /* Wenn Chat-Section aktiv (ohne body.chat-active): ebenfalls Platz freigeben */
    body:has(.mobile-accordion-section[data-section="chat"].active) {
        --navbar-bottom-height: 0px;
    }
    
    /* Chat-Window über Navbar (z-index), falls Navbar ausnahmsweise sichtbar wäre */
    body.chat-active #chatWindow,
    .mobile-accordion-section[data-section="chat"].active .chat-container #chatWindow {
        z-index: 100001 !important;
    }
    
    /* Responsive Chat: unteren Abstand minimieren – alles ausnutzen (Navbar ist ausgeblendet) */
    body.chat-active #chatWindow .chat-input-container,
    body.chat-active .mobile-accordion-section[data-section="chat"] .chat-input-container,
    .mobile-accordion-section[data-section="chat"].active .chat-container #chatWindow .chat-input-container,
    .mobile-accordion-section[data-section="chat"].active .chat-container .chat-input-container {
        padding-bottom: calc(0.25rem + env(safe-area-inset-bottom, 0px)) !important;
    }
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    transition: all 0.3s;
    border-radius: 12px;
    min-width: 70px;
    gap: 0.25rem;
}

.nav-item:hover {
    color: var(--accent-purple);
    background: var(--hover-bg);
    transform: translateY(-2px);
}

.nav-item.active {
    color: var(--accent-purple);
    background: var(--hover-bg);
}

.nav-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.nav-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-align: center;
}

/* Cookie-Banner */
.cookie-banner {
    position: fixed;
    bottom: var(--navbar-bottom-height);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 2px solid var(--accent-purple);
    padding: 1.5rem;
    z-index: 1000000;
    box-shadow: 0 -4px 20px rgba(139, 92, 246, 0.3);
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.cookie-content p {
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

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

/* Responsive */
@media (max-width: 1400px) {
    .content-wrapper {
        grid-template-columns: minmax(180px, 1fr) minmax(280px, 2fr) minmax(180px, 1fr);
        gap: 0.75rem;
        padding: 0.75rem;
        height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
        max-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    }
}

@media (max-width: 1200px) {
    .content-wrapper {
        grid-template-columns: minmax(160px, 1fr) minmax(250px, 2fr) minmax(160px, 1fr);
        gap: 0.75rem;
        padding: 0.75rem;
        height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
        max-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    }
    
    .sidebar-left,
    .sidebar-right.feed-sidebar {
        padding: 0.75rem;
    }
    
    /* Chat-Main ohne Padding zum Rand */
    .main-content.chat-main.mobile-accordion-section {
        padding: 0 !important;
    }
}

/* Desktop: Sections immer anzeigen */
@media (min-width: 1025px) {
    .content-wrapper > .sidebar-left,
    .content-wrapper > .sidebar-right.feed-sidebar {
        display: block !important;
    }
    
    /* Chat für Gäste immer anzeigen, für eingeloggte User nur wenn chat_user_id in URL */
    body.guest .content-wrapper > .main-content.chat-main.mobile-accordion-section[data-section="chat"] {
        display: block !important;
    }
    
    /* Chat-Main ohne Padding zum Rand und maximale Höhe 80vh */
    .main-content.chat-main.mobile-accordion-section {
        padding: 0 !important;
        max-height: 80vh !important;
        height: 80vh !important;
        overflow: hidden !important;
    }
    
    /* Chat-Container innerhalb der Section: Nutzt volle Höhe */
    .main-content.chat-main.mobile-accordion-section .chat-container {
        height: 100% !important;
        max-height: 100% !important;
        overflow: hidden !important;
    }
    
    /* Chat-Window: Flex-Layout damit Input sichtbar bleibt */
    .main-content.chat-main.mobile-accordion-section .chat-window {
        height: 100% !important;
        max-height: 100% !important;
        display: flex !important;
        flex-direction: column !important;
        overflow: hidden !important;
    }
    
    /* Chat-Messages: Scrollbar, nutzt verfügbaren Platz */
    .main-content.chat-main.mobile-accordion-section .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
    }
    
    /* Chat-Input-Container: Immer sichtbar am unteren Rand */
    .main-content.chat-main.mobile-accordion-section .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
}

@media (max-width: 1024px) {
    /* Accordion-System aktivieren */
    .content-wrapper {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 0;
        width: 100%;
        max-width: 100vw;
        overflow-x: hidden;
        height: auto;
        max-height: none;
        min-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    }
    
    /* Desktop-Layout deaktivieren */
    .sidebar-left,
    .sidebar-right.feed-sidebar,
    .main-content.chat-main {
        position: relative;
        top: 0;
        height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
        max-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
        padding: 0;
        overflow: hidden;
    }
    
    .chat-container {
        height: 100%;
        padding: 0;
        overflow: visible;
    }
    
    /* Chat-Window im Mobile-Modus verbessern */
    .chat-window {
        height: 100%;
        max-height: 100%;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }
    
    /* Chat-Messages scrollbar machen */
    .chat-messages {
        flex: 1 1 0;
        overflow-y: auto !important;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        min-height: 0;
        max-height: none;
        padding-bottom: 1rem;
    }
    
    /* Chat-Input-Container immer sichtbar */
    .chat-input-container {
        flex-shrink: 0;
        flex-grow: 0;
        position: relative;
        width: 100%;
        box-sizing: border-box;
        background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
        border-top: 2px solid var(--accent-purple);
        padding: 0.75rem;
        z-index: 100;
    }
}

/* Desktop: KEIN Fullscreen - Chat bleibt in der Spalte mit 80vh */
@media (min-width: 1025px) {
    /* Auf Desktop: Chat-Container bleibt in der Spalte, KEIN Fullscreen */
    body.chat-active .main-content.chat-main .chat-container,
    body.chat-active .main-content.chat-main.mobile-accordion-section .chat-container,
    body.chat-active .main-content.chat-main.mobile-accordion-section[data-section="chat"] .chat-container,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main .chat-container,
    body:has(#chatWindow[style*="display:flex"]) .main-content.chat-main.mobile-accordion-section .chat-container,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main.mobile-accordion-section[data-section="chat"] .chat-container {
        position: relative !important;
        height: 80vh !important;
        max-height: 80vh !important;
        min-height: 0 !important;
        width: 100% !important;
        z-index: auto !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        overflow: hidden !important;
        flex: 1 !important;
    }
    
    /* Stelle sicher, dass der Parent-Container die Höhe nicht überschreibt */
    body.chat-active .main-content.chat-main,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main,
    body:has(#chatWindow[style*="display:flex"]) .main-content.chat-main {
        height: 80vh !important;
        max-height: 80vh !important;
    }
}

/* Responsive: Fullscreen nur für kleinere Bildschirme (max-width: 1024px) */
@media (max-width: 1024px) {
    /* Chat-Container Fullscreen-Overlay NUR auf kleineren Bildschirmen wenn Chat-Fenster geöffnet ist */
    body.chat-active .main-content.chat-main .chat-container,
    body.chat-active .main-content.chat-main.mobile-accordion-section .chat-container,
    body.chat-active .main-content.chat-main.mobile-accordion-section[data-section="chat"] .chat-container,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main .chat-container,
    body:has(#chatWindow[style*="display:flex"]) .main-content.chat-main.mobile-accordion-section .chat-container,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main.mobile-accordion-section[data-section="chat"] .chat-container {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        height: 100vh !important;
        max-height: 100vh !important;
        min-height: 100vh !important;
        z-index: 99999 !important;
        background: var(--bg-primary) !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        overflow: hidden !important;
        flex: none !important;
    }
    
    /* Stelle sicher, dass der Parent-Container die Höhe nicht überschreibt - NUR wenn Chat-Fenster geöffnet */
    body.chat-active .main-content.chat-main,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main,
    body:has(#chatWindow[style*="display:flex"]) .main-content.chat-main {
        height: auto !important;
        max-height: none !important;
    }
}

/* Desktop: Chat-Main ohne Padding zum Rand und maximale Höhe 80vh - Standard */
@media (min-width: 1025px) {
    .main-content.chat-main.mobile-accordion-section {
        padding: 0 !important;
        max-height: 80vh !important;
        height: 80vh !important;
        overflow: hidden !important;
        display: flex !important;
        flex-direction: column !important;
    }
    
    /* Überschreibe Höhe wenn Chat-Fenster geöffnet ist (Fullscreen) */
    body.chat-active .main-content.chat-main.mobile-accordion-section,
    body:has(#chatWindow[style*="display: flex"]) .main-content.chat-main.mobile-accordion-section,
    body:has(#chatWindow[style*="display:flex"]) .main-content.chat-main.mobile-accordion-section {
        max-height: none !important;
        height: auto !important;
    }
    
    /* Stelle sicher, dass normale .main-content.chat-main die Höhe nicht überschreibt */
    .main-content.chat-main:not(.mobile-accordion-section) {
        height: 100%;
        max-height: 100%;
    }
    
    /* Chat-Container innerhalb der Section: Nutzt volle Höhe der Section (80vh) */
    .main-content.chat-main.mobile-accordion-section .chat-container {
        height: 100% !important;
        max-height: 100% !important;
        overflow: hidden !important;
        position: relative !important;
        flex: 1 !important;
        min-height: 0 !important;
    }
    
    /* Chat-Window: Flex-Layout damit Input sichtbar bleibt - nutzt volle Container-Höhe */
    .main-content.chat-main.mobile-accordion-section .chat-window {
        height: 100% !important;
        max-height: 100% !important;
        display: flex !important;
        flex-direction: column !important;
        overflow: hidden !important;
        flex: 1 !important;
        min-height: 0 !important;
    }
    
    /* Chat-Messages: Scrollbar, nutzt verfügbaren Platz zwischen Header und Input */
    .main-content.chat-main.mobile-accordion-section .chat-messages {
        flex: 1 !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        min-height: 0 !important;
        max-height: 100% !important;
    }
    
    /* Chat-Window-Header: Fixierte Höhe */
    .main-content.chat-main.mobile-accordion-section .chat-window-header {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
    
    /* Chat-Input-Container: Immer sichtbar am unteren Rand - fixierte Höhe */
    .main-content.chat-main.mobile-accordion-section .chat-input-container {
        flex-shrink: 0 !important;
        flex-grow: 0 !important;
    }
    
    .chat-window {
        height: 100%;
        display: flex;
        flex-direction: column;
    }
}

@media (max-width: 1024px) {
    .dropdown-menu {
        right: 0;
        left: auto;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-banner {
        bottom: var(--navbar-bottom-height);
    }
    
    .navbar-bottom {
        padding: 0.5rem 0;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 1000;
    }
    
    .nav-item {
        padding: 0.5rem 0.75rem;
        min-width: 60px;
    }
    
    .nav-icon {
        font-size: 1.3rem;
    }
    
    .nav-label {
        font-size: 0.7rem;
    }
}

/* Header unter 500px: Nur Logo, Level/Username ausblenden */
@media (max-width: 500px) {
    .header-content {
        justify-content: center;
    }
    
    /* Nur Header User-Info ausblenden, nicht die in .online-user-card */
    .header-top .user-info {
        display: none !important;
    }
    
    .header-challenges {
        display: none !important;
    }
    
    .logo h1 {
        font-size: 1.3rem;
        text-align: center;
    }
}

/* Einheitlicher Header für alle Seiten - Tablet (max-width: 1024px) */
/* Ausnahme: admin.php bleibt Desktop-only */
@media (max-width: 1024px) {
    body:not(.page-admin) .header-top {
        text-align: center;
    }
    
    body:not(.page-admin) .header-content {
        justify-content: center !important;
        flex-wrap: wrap;
    }
    
    body:not(.page-admin) .logo {
        position: relative !important;
        left: auto !important;
        right: auto !important;
        margin: 0 auto;
    }
    
    body:not(.page-admin) .logo h1 {
        font-size: 2.16rem !important; /* 20% größer als Desktop (1.8rem * 1.2) */
        text-align: center;
    }
    
    body:not(.page-admin) .user-info {
        width: 100%;
        justify-content: center;
        margin-top: 0.5rem;
    }
}

@media (max-width: 768px) {
    /* Viewport und Scroll-Verhalten */
    html {
        -webkit-text-size-adjust: 100%;
        -ms-text-size-adjust: 100%;
    }
    
    body {
        -webkit-overflow-scrolling: touch;
        overflow-x: hidden;
    }
    
    /* Header Mobile - Einheitlich für alle Seiten */
    /* Ausnahme: admin.php bleibt Desktop-only */
    body:not(.page-admin) .header-top {
        padding: 0.75rem 1rem;
        position: sticky;
        top: 0;
        z-index: 1000;
        text-align: center;
    }
    
    body:not(.page-admin) .header-content {
        flex-wrap: wrap;
        gap: 0.5rem;
        justify-content: center !important;
    }
    
    body:not(.page-admin) .logo {
        position: relative !important;
        left: auto !important;
        right: auto !important;
        margin: 0 auto;
        width: 100%;
    }
    
    body:not(.page-admin) .logo h1 {
        font-size: 1.6rem !important;
        text-align: center;
    }
    
    /* Nur Header User-Info auf Mobile ausblenden, nicht Usernamen in Users-Liste */
    body:not(.page-admin) .header-top .user-info {
        display: none !important;
    }
    
    .username {
        font-size: 0.85rem;
    }
    
    .badge.premium {
        font-size: 0.7rem;
        padding: 0.2rem 0.5rem;
    }
    
    /* Challenge Indicator Mobile */
    .header-challenges {
        margin-left: 0.5rem !important;
    }
    
    .challenge-indicator {
        padding: 0.4rem 0.75rem !important;
        gap: 0.4rem !important;
    }
    
    .challenge-indicator span {
        font-size: 1rem !important;
    }
    
    .challenge-indicator > div {
        font-size: 0.7rem !important;
    }
    
    /* Navigation Mobile */
    .navbar-bottom {
        padding: 0.5rem 0;
    }
    
    .nav-item {
        padding: 0.4rem 0.5rem;
        min-width: 50px;
    }
    
    .nav-icon {
        font-size: 1.2rem;
    }
    
    .nav-label {
        font-size: 0.65rem;
    }
    
    /* Content Mobile */
    .content-wrapper {
        padding: 0.5rem;
        gap: 0.75rem;
    }
    
    .sidebar-left,
    .sidebar-right.feed-sidebar,
    .main-content.chat-main {
        padding: 0;
        height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
        max-height: calc(100vh - var(--header-height) - var(--navbar-bottom-height));
    }
    
    .chat-input-container {
        bottom: var(--navbar-bottom-height);
        padding: 0.75rem;
    }
    
    /* Buttons Mobile - größer für Touch */
    .btn-primary,
    .btn-secondary {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
        min-height: 44px; /* Apple Touch-Target-Größe */
        touch-action: manipulation;
    }
    
    /* Modals Mobile */
    .modal-content {
        width: 95% !important;
        max-width: 95% !important;
        max-height: 90vh !important;
        margin: 5vh auto !important;
        padding: 1rem !important;
    }
    
    .modal .close {
        font-size: 2rem;
        padding: 0.5rem;
        line-height: 1;
    }
    
    /* Forms Mobile */
    .form-input,
    .form-textarea {
        font-size: 16px; /* Verhindert Zoom auf iOS */
        padding: 0.75rem;
        min-height: 44px;
    }
    
    /* Profile Cards Mobile */
    .profile-card {
        padding: 0.75rem;
    }
    
    .profile-card img {
        width: 60px;
        height: 60px;
    }
    
    .profile-card .profile-name {
        font-size: 0.9rem;
    }
    
    /* Chat Mobile */
    .chat-message {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
    }
    
    .chat-input-container {
        padding: 0.75rem;
        padding-bottom: 16px;
        position: relative;
        flex-shrink: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    #chatInput {
        font-size: 16px;
        min-height: 56px;
        line-height: 1.5;
        padding: 0.75rem 1rem;
        width: 100%;
        box-sizing: border-box;
    }
    
    /* Sicherstellen, dass Chat-Window korrekt scrollbar ist */
    .chat-window {
        display: flex;
        flex-direction: column;
        height: 100%;
        max-height: 100%;
        overflow: hidden;
    }
    
    /* Chat-Messages Bereich scrollbar */
    .chat-messages {
        flex: 1;
        overflow-y: auto !important;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        min-height: 0;
        padding: 1rem;
        padding-bottom: 1.5rem;
    }
    
    /* Sicherstellen, dass Input-Feld immer sichtbar ist */
    .chat-input-container {
        flex-shrink: 0;
        order: 999;
        position: relative;
        z-index: 100;
    }
    
    /* Feed Mobile */
    .post-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .post-header {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    /* Stats Grid Mobile */
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    
    .stat-card {
        padding: 1rem !important;
    }
    
    .stat-card .value {
        font-size: 1.5rem !important;
    }
    
    /* Tables Mobile */
    table {
        font-size: 0.85rem;
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        width: 100%;
    }
    
    th, td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
        min-width: 80px;
    }
    
    /* Dropdown Mobile */
    .dropdown-menu {
        width: calc(100vw - 2rem);
        max-width: calc(100vw - 2rem);
        right: 1rem;
        left: 1rem;
        transform: none;
    }
    
    /* Profile Tabs Mobile */
    .profile-tabs {
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .profile-tab {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
        flex: 1;
        min-width: calc(50% - 0.25rem);
    }
    
    /* Post Cards Mobile */
    .post-card {
        margin-bottom: 1rem;
    }
    
    .post-actions {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .post-actions button {
        flex: 1;
        min-width: calc(50% - 0.25rem);
        padding: 0.5rem;
        font-size: 0.85rem;
    }
    
    /* Chat Messages Mobile */
    .chat-messages {
        padding: 0.5rem;
    }
    
    .message-bubble {
        max-width: 85%;
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    /* Upload Area Mobile */
    .upload-area {
        padding: 1.5rem 1rem;
    }
    
    /* Cookie Banner Mobile */
    .cookie-banner {
        padding: 1rem;
        bottom: var(--navbar-bottom-height);
    }
    
    .cookie-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cookie-buttons {
        width: 100%;
        flex-direction: column;
    }
    
    .cookie-buttons button {
        width: 100%;
        padding: 0.75rem;
    }
}

/* Sehr kleine Screens (iPhone SE etc.) */
@media (max-width: 375px) {
    .header-top {
        padding: 0.5rem 0.75rem;
    }
    
    .logo h1 {
        font-size: 1.2rem;
    }
    
    .user-info {
        font-size: 0.75rem;
    }
    
    .stats-grid {
        gap: 0.75rem !important;
    }
    
    .stat-card {
        padding: 0.75rem !important;
    }
    
    .stat-card .value {
        font-size: 1.25rem !important;
    }
    
    .section {
        padding: 0.75rem !important;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 0.65rem 1rem;
        font-size: 0.85rem;
    }
    
    .modal-content {
        width: 98% !important;
        padding: 0.75rem !important;
    }
}

/* Kommentar-Styles */
.comments-section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.comments-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.comment-item {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.3s;
}

.comment-item:hover {
    border-color: var(--accent-purple);
    background: var(--hover-bg);
}

.comment-form textarea {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    resize: vertical;
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.5;
}

.comment-form textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
}

.btn-follow {
    transition: all 0.3s;
    font-size: 0.85rem;
    white-space: nowrap;
    flex-shrink: 0;
    padding: 0.4rem 0.8rem;
}

.btn-follow:hover {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.btn-follow.following {
    background: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
}

.btn-follow.following:hover {
    background: var(--hover-bg) !important;
}

/* Herz-Button (Folgen) auf User-Karten */
.btn-follow.btn-follow-heart {
    padding: 0.4rem;
    min-width: 36px;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
}

.btn-follow.btn-follow-heart .follow-icon {
    font-size: 1.2rem;
    line-height: 1;
}

.btn-follow.btn-follow-heart:hover {
    border-color: var(--accent-purple);
    color: var(--error);
}

.btn-follow.btn-follow-heart.following .follow-icon {
    color: var(--error);
}

.btn-comment {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: all 0.3s;
    border-radius: 8px;
}

.btn-comment:hover {
    background: var(--bg-tertiary);
    transform: scale(1.1);
}

/* Gast (nicht eingeloggt): alle Bilder unscharf */
body.guest img {
    filter: blur(12px);
    pointer-events: none;
}