/* ==========================================================================
   1. CORE THEME & VARIABLE DEFINITIONS (DARK MODERN CYAN)
   ========================================================================== */
:root {
    --bg-main: #0f111a;
    --bg-dark: #151824;
    --bg-light: #1f2335;
    --border-color: #2b3045;
    
    /* Signalfarben & Akzente */
    --primary: #00e676;         /* Abhörsicher Grün */
    --primary-hover: #00b359;
    --accent-blue: #00b0ff;     /* System / Info Blau */
    --accent-purple: #b37feb;   /* Divers / Spezial */
    --accent-pink: #ff94c2;     /* Weiblich */
    --accent-cyan: #40a9ff;     /* Männlich */
    --danger: #ff5252;          /* Fehler / Schließen */
    
    /* Textfarben */
    --text-main: #f8f9fa;
    --text-muted: #8b949e;
    --text-dark: #0a0b12;
    
    /* Radien & Animationen */
    --radius-lg: 12px;
    --radius-md: 8px;
    --radius-sm: 6px;
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   2. GLOBAL RESETS & BASE STYLES
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Custom Scrollbar-Design für den Dark Mode */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ==========================================================================
   3. SPERR-OVERLAY & MODAL (ANMELDUNG & FSK-18 VALDIERUNG)
   ========================================================================== */
#login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 11, 18, 0.96);
    z-index: 9999; /* Maximaler Fokus: Liegt über absolut allem, auch über fixierten Bannern */
    display: flex;
    justify-content: center;
    align-items: flex-start; 
    overflow-y: auto;        
    padding: 20px;
    backdrop-filter: blur(5px);
}

.modal-box {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 35px;
    max-width: 580px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    margin-top: 30px;        
    margin-bottom: 30px;
    animation: modalFadeIn 0.35s ease-out;
}

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

.badge {
    display: inline-block;
    background: rgba(0, 230, 118, 0.08);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 230, 118, 0.15);
    letter-spacing: 0.5px;
}

.modal-box h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.modal-box p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 25px;
    line-height: 1.5;
}

/* Formular-Elemente */
.form-group { margin-bottom: 20px; }
.form-row { display: flex; gap: 15px; }
.form-row .form-group { flex: 1; }

label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 700;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type="text"], 
input[type="number"], 
select {
    width: 100%;
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
}

input[type="text"]:focus, 
input[type="number"]:focus, 
select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.15);
}

.disclaimer-text {
    font-size: 0.78rem;
    color: var(--danger);
    margin-top: 20px;
    margin-bottom: 20px;
    border-left: 3px solid var(--danger);
    padding-left: 12px;
    line-height: 1.4;
    font-weight: 500;
}

.legal-info-box {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    max-height: 200px;
    overflow-y: auto;
    font-size: 0.82rem;
    padding-right: 5px;
}
.legal-info-box h4 { margin-bottom: 12px; color: var(--text-main); font-size: 0.9rem; }
.legal-info-box ul { list-style: none; }
.legal-info-box li { margin-bottom: 12px; color: var(--text-muted); line-height: 1.5; }
.legal-info-box strong { color: var(--text-main); display: inline; }

/* ==========================================================================
   4. APP MAIN LAYOUT STRUCTURE
   ========================================================================== */
.app-container {
    max-width: 1250px;
    width: 100%;
    margin: 0 auto;
    padding: 0 20px 20px 20px; /* Oben das Padding entfernt, da das Banner dort klebt */
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.main-layout {
    display: flex;
    gap: 20px;
    flex-grow: 1;
    align-items: stretch;
}

/* ==========================================================================
   5. SIDEBAR, LOBBY & PROFILE PANEL
   ========================================================================== */
.sidebar {
    width: 340px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex-shrink: 0;
}

.my-profile-panel, 
.lobby-panel, 
.guide-panel {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.section-title {
    display: block;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 12px;
    letter-spacing: 0.8px;
}

.profile-badge {
    background: var(--bg-light);
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    border-left: 4px solid var(--primary);
    font-weight: 700;
    letter-spacing: -0.2px;
}

.lobby-slots {
    max-height: 340px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-right: 2px;
}

.user-btn {
    width: 100%;
    text-align: left;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.92rem;
    transition: var(--transition);
    position: relative;
    outline: none;
}

.user-btn:hover {
    border-color: var(--primary);
    transform: translateX(3px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.user-btn strong { font-weight: 600; font-size: 0.95rem; }
.user-btn span[style*="float:right"] {
    background: rgba(255,255,255,0.08);
    padding: 2px 8px; border-radius: 4px; font-size: 0.75rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.5px; transition: var(--transition);
}

.user-btn:hover span[style*="float:right"] { background: var(--primary); color: var(--text-dark); }
.user-btn .user-details { display: block; font-size: 0.78rem; color: var(--text-muted); margin-top: 6px; font-weight: 500; }

.lang-badge {
    background: var(--border-color);
    color: var(--text-main);
    padding: 2px 5px;
    border-radius: 3px;
    font-size: 0.68rem;
    margin-right: 6px;
    font-weight: 800;
    letter-spacing: 0.2px;
}

.user-btn.male { border-left: 4px solid var(--accent-cyan); }
.user-btn.female { border-left: 4px solid var(--accent-pink); }
.user-btn.divers { border-left: 4px solid var(--accent-purple); }
.user-btn.saved-contact { border-left: 4px solid var(--primary); background: rgba(0, 230, 118, 0.02); }

.guide-panel { font-size: 0.82rem; line-height: 1.5; color: var(--text-muted); }
.guide-panel h4 { margin-bottom: 10px; color: var(--text-main); font-size: 0.88rem; font-weight: 700; }
.guide-panel ul { list-style: none; }
.guide-panel li { margin-bottom: 10px; position: relative; padding-left: 2px; }
.guide-panel li strong { color: var(--text-main); }

/* ==========================================================================
   6. CHAT WINDOW WRAPPER, HEADER & MULTI-TABS BAR
   ========================================================================== */
.chat-wrapper {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.chat-header {
    background-color: var(--bg-light);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

#chat-status { font-weight: 700; font-size: 1rem; letter-spacing: -0.2px; }

.tabs-bar {
    display: flex;
    gap: 6px;
    background: var(--bg-main);
    padding: 8px 15px 0 15px;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    white-space: nowrap;
}

.chat-tab {
    padding: 8px 14px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    border-top: 1px solid transparent;
    border-left: 1px solid transparent;
    border-right: 1px solid transparent;
    user-select: none;
}
.chat-tab:hover { background: rgba(21, 24, 36, 0.6); color: var(--text-main); }

/* ==========================================================================
   7. CHAT BOXES & INTERNE ELEMENTE
   ========================================================================== */
#chat-boxes-container {
    flex-grow: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    background: var(--bg-main);
    position: relative;
    height: 420px;
}

.dynamic-chat-box {
    flex-grow: 1;
    overflow-y: auto;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
}

.placeholder-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: var(--text-muted);
    padding: 40px;
}

.icon-lock {
    font-size: 3.5rem;
    margin-bottom: 15px;
    opacity: 0.25;
    animation: lockPulse 2s infinite ease-in-out;
}

@keyframes lockPulse {
    0% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.05); opacity: 0.35; }
    100% { transform: scale(1); opacity: 0.2; }
}
.placeholder-box p { font-size: 0.95rem; max-width: 320px; line-height: 1.5; }

/* ==========================================================================
   8. CHAT-NACHRICHTEN (MESSAGES BLASEN)
   ========================================================================== */
.msg {
    max-width: 70%;
    padding: 11px 15px;
    border-radius: 16px;
    font-size: 0.94rem;
    line-height: 1.45;
    word-wrap: break-word;
    margin-bottom: 2px;
    animation: msgPop 0.2s cubic-bezier(0.1, 1, 0.1, 1);
}

@keyframes msgPop {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.msg.me {
    background-color: var(--primary);
    color: var(--text-dark);
    align-self: flex-end;
    border-bottom-right-radius: 2px;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0, 230, 118, 0.15);
}

.msg.partner {
    background-color: var(--bg-light);
    color: var(--text-main);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
    border: 1px solid var(--border-color);
}

.msg.system {
    background-color: transparent;
    color: var(--accent-blue);
    align-self: center;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    border: none;
    width: 100%;
    margin: 12px 0;
    letter-spacing: 1px;
    box-shadow: none;
    animation: fadeIn 0.3s ease;
}

.msg img { max-width: 100%; border-radius: var(--radius-sm); margin-top: 6px; display: block; box-shadow: var(--shadow-sm); }

/* ==========================================================================
   9. INTERFACE CONTROLS & CONTROLS BAR
   ========================================================================== */
.input-bar {
    background-color: var(--bg-light);
    padding: 18px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    align-items: center;
    z-index: 10;
}

.input-bar input[type="text"] { flex-grow: 1; }

.btn-main {
    background-color: var(--primary);
    color: var(--text-dark);
    font-weight: 700;
    border: none;
    padding: 12px 26px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    outline: none;
}

.btn-main:hover:not(:disabled) {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 230, 118, 0.2);
}

.btn-main:disabled, 
.btn-icon:disabled {
    opacity: 0.22;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn-icon {
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 1.25rem;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    outline: none;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-icon:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); background: rgba(0,230,118,0.02); }

#save-partner-btn {
    background: rgba(0, 176, 255, 0.08);
    color: var(--accent-blue);
    border: 1px solid rgba(0, 176, 255, 0.2);
    padding: 7px 14px;
    font-size: 0.78rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    outline: none;
}
#save-partner-btn:hover:not(:disabled) { background: var(--accent-blue); color: var(--text-dark); border-color: var(--accent-blue); }
#save-partner-btn:disabled { border-color: var(--border-color); color: var(--text-muted); background: transparent; cursor: not-allowed; }

/* ==========================================================================
   10. REFORMIERTES, FIXIERTES MULTI-WERBEBANNER-SYSTEM (APP STYLE)
   ========================================================================== */
#ad-container {
    position: sticky;        /* Das Banner bleibt beim Scrollen bombenfest oben haften */
    top: 0;                  /* Direkt am obersten Viewport-Rand ausrichten */
    background-color: var(--bg-main); /* Schützt davor, dass hochscrollender Text hindurchschimmert */
    z-index: 500;            /* Höher als die Chat-Elemente, aber niedriger als das Login-Sperr-Overlay */
    padding: 15px 0;         /* Saubere Innenabstände für die Banner-Freistellung */
    margin-bottom: 20px;
    width: 100%;
    box-sizing: border-box;
    border-bottom: 1px solid var(--border-color); /* Elegante optische Trennlinie zum Chat */
}

#ad-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 15px;
    justify-content: center;
}

.ad-link {
    display: block;
    text-decoration: none;
    transition: var(--transition);
}

.ad-link:hover {
    transform: scale(1.02);
}

.ad-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.ad-link:hover .ad-image {
    border-color: var(--primary);
    box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}

/* ==========================================================================
   11. APP FOOTER & LEGAL LINKS
   ========================================================================== */
.app-footer {
    text-align: center;
    padding: 25px 0;
    font-size: 0.78rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
    letter-spacing: 0.3px;
}
.app-footer a { color: var(--text-muted); text-decoration: none; margin: 0 8px; transition: var(--transition); }
.app-footer a:hover { color: var(--primary); }

/* ==========================================================================
   12. STRIKTE RESPONSIVE BREAKPOINTS (SMARTPHONES & TABLETS)
   ========================================================================== */
@media (max-width: 992px) {
    .sidebar { width: 280px; }
}

@media (max-width: 768px) {
    .main-layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
    }
    
    .app-container {
        padding: 0 10px 10px 10px;
    }
    
    .modal-box {
        padding: 20px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .msg {
        max-width: 85%;
    }
    
    /* Mobil-Optimierung für das fixierte Top-Banner */
    #ad-container {
        padding: 10px 0;
        margin-bottom: 15px;
    }
}