/* =====================================================
    zFastAce CHAT — PREMIUM MODERN LIGHT / DARK UI
===================================================== */

:root {
    /* SABİT MARKA RENKLERİ */
    --chat-orange: #ff8500;
    --chat-orange-glow: rgba(255, 133, 0, 0.12);
    --chat-orange-hover: rgba(255, 133, 0, 0.12);
    --chat-danger: #ff4d4d;
    --chat-success: #35c878;

    /* =========================================
       AÇIK TEMA (VARSAYILAN) 
    ========================================= */
    --chat-bg: #ffffff;
    --chat-main-bg: #f0f2f5;
    --chat-sidebar-bg: linear-gradient(180deg, #ffffff, #f8f9fa);
    --chat-panel-bg: rgba(255, 255, 255, 0.85);
    --chat-dropdown-bg: #ffffff;
    
    --chat-input-bg: #e9ecef;
    --chat-input-focus: #dee2e6;
    
    --chat-border: rgba(0, 0, 0, 0.08);
    --chat-text: #212529;
    --chat-muted: #6c757d;
    
    --chat-hover-bg: rgba(0, 0, 0, 0.04);
    --chat-item-active: linear-gradient(90deg, rgba(255, 133, 0, .10), transparent);
    
    --chat-msg-received-bg: #ffffff;
    --chat-msg-sent-bg: linear-gradient(135deg, #ff8500, #ff6000);
    --chat-msg-text-sent: #ffffff;
    
    --chat-shadow: 0 15px 40px rgba(0, 0, 0, .08);
    --chat-modal-overlay: rgba(255, 255, 255, 0.85);
}

body.dark-mode {
    /* =========================================
       KOYU TEMA 
    ========================================= */
    --chat-bg: #080d18;
    --chat-main-bg: radial-gradient(ellipse at 55% 50%, rgba(28, 42, 65, .35), transparent 55%), #080d18;
    --chat-sidebar-bg: linear-gradient(180deg, rgba(17, 26, 42, .96), rgba(9, 14, 25, .98));
    --chat-panel-bg: rgba(8, 13, 24, 0.75);
    --chat-dropdown-bg: #161b22;
    
    --chat-input-bg: rgba(255, 255, 255, 0.045);
    --chat-input-focus: rgba(255, 255, 255, 0.065);
    
    --chat-border: rgba(255, 255, 255, 0.075);
    --chat-text: #f5f7fb;
    --chat-muted: #7f8ba0;
    
    --chat-hover-bg: rgba(255, 255, 255, 0.045);
    --chat-item-active: linear-gradient(90deg, rgba(255, 133, 0, .13), rgba(255, 133, 0, .035));
    
    --chat-msg-received-bg: linear-gradient(145deg, #182234, #111a29);
    --chat-msg-sent-bg: linear-gradient(135deg, #2c3d57, #413579);
    --chat-msg-text-sent: #ffffff;
    
    --chat-shadow: 0 25px 70px rgba(0, 0, 0, .35);
    --chat-modal-overlay: rgba(10, 14, 23, 0.95);
}

/* SADECE CHAT SAYFASINA ÖZEL ARKA PLAN PAGE */ 
body.chat-active-page {
    background: radial-gradient(circle at 50% 0%, rgba(255, 133, 0, .055), transparent 35%), var(--chat-main-bg);
}

/* MAIN CHAT CONTAINER */
.chat-wrapper {
    position: relative;
    display: flex;
    width: min(1240px, calc(100% - 48px));
    height: min(760px, calc(100vh - 145px));
    margin: 28px auto;
    background: var(--chat-bg);
    border: 1px solid var(--chat-border);
    border-radius: 22px;
    overflow: hidden;
    box-shadow: var(--chat-shadow), 0 0 80px var(--chat-orange-glow);
    font-family: Inter, "Segoe UI", system-ui, sans-serif;
    color: var(--chat-text);
}

.chat-wrapper::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at 75% 45%, var(--chat-orange-glow), transparent 32%);
}

/* =====================================================
    SIDEBAR
===================================================== */
.chat-sidebar {
    position: relative;
    z-index: 2;
    width: 320px;
    min-width: 320px;
    display: flex;
    flex-direction: column;
    background: var(--chat-sidebar-bg);
    border-right: 1px solid var(--chat-border);
}

.chat-sidebar-header {
    height: 76px;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--chat-border);
}

.chat-sidebar-header-left {
    display: flex;
    align-items: center;
    gap: 11px;
    color: var(--chat-text);
    font-size: 15px;
    font-weight: 700;
}

.chat-sidebar-header-left i {
    color: var(--chat-orange) !important;
    font-size: 18px;
}

.add-chat-btn {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--chat-orange);
    background: var(--chat-orange-hover);
    border: 1px solid var(--chat-orange-hover);
    border-radius: 10px;
    cursor: pointer;
    transition: .25s ease;
}

.add-chat-btn:hover {
    color: white;
    background: var(--chat-orange);
    transform: translateY(-1px);
    box-shadow: 0 8px 22px var(--chat-orange-glow);
}

/* SEARCH */
.chat-sidebar-search {
    position: relative;
    padding: 18px 18px 14px;
}

.chat-sidebar-search i {
    position: absolute;
    left: 33px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--chat-muted);
    font-size: 13px;
}

.chat-sidebar-search input {
    box-sizing: border-box;
    width: 100%;
    height: 42px;
    padding: 0 15px 0 38px;
    color: var(--chat-text);
    background: var(--chat-input-bg);
    border: 1px solid var(--chat-border);
    border-radius: 12px;
    outline: none;
    transition: .25s ease;
}

.chat-sidebar-search input:focus {
    background: var(--chat-input-focus);
    border-color: rgba(255, 133, 0, .55);
    box-shadow: 0 0 0 4px var(--chat-orange-hover);
}

.chat-sidebar-search input::placeholder {
    color: var(--chat-muted);
}

/* USER LIST */
.chat-user-list {
    flex: 1;
    overflow-y: auto;
    padding: 4px 10px 12px;
}

.chat-user-list::-webkit-scrollbar,
.chat-messages::-webkit-scrollbar {
    width: 5px;
}

.chat-user-list::-webkit-scrollbar-thumb,
.chat-messages::-webkit-scrollbar-thumb {
    background: var(--chat-border);
    border-radius: 10px;
}

/* USER ITEM */
.chat-user-item {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 70px;
    padding: 12px 12px;
    margin-bottom: 4px;
    cursor: pointer;
    border: 1px solid transparent;
    border-radius: 13px;
    transition: .25s ease;
}

.chat-user-item:hover {
    background: var(--chat-hover-bg);
    border-color: var(--chat-border);
}

.chat-user-item.active {
    background: var(--chat-item-active);
    border-color: rgba(255, 133, 0, .20);
}

.chat-user-item.active::before {
    content: "";
    position: absolute;
    left: -10px;
    top: 12px;
    bottom: 12px;
    width: 3px;
    background: var(--chat-orange);
    border-radius: 0 4px 4px 0;
    box-shadow: 0 0 15px var(--chat-orange-glow);
}

.chat-user-item img {
    width: 45px;
    height: 45px;
    flex-shrink: 0;
    margin-right: 13px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid var(--chat-border);
}

.chat-user-item.active img {
    border-color: rgba(255, 133, 0, .55);
}

.chat-user-item-info {
    flex: 1;
    min-width: 0;
}

.cu-name {
    margin-bottom: 5px;
    color: var(--chat-text);
    font-size: 14px;
    font-weight: 700;
}

.cu-last {
    overflow: hidden;
    color: var(--chat-muted);
    font-size: 12px;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.chat-item-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 5px;
}

.userUnreadBadge {
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    background: var(--chat-orange);
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
    box-shadow: 0 0 14px var(--chat-orange-glow);
}

.chat-close-btn {
    background: transparent;
    border: none;
    color: var(--chat-muted);
    cursor: pointer;
    opacity: 0;
    transition: 0.2s;
    font-size: 13px;
}

.chat-user-item:hover .chat-close-btn {
    opacity: 1;
}

.chat-close-btn:hover {
    color: var(--chat-danger);
}

/* =====================================================
    MAIN CHAT
===================================================== */
.chat-main {
    position: relative;
    z-index: 1;
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--chat-main-bg);
}

.chat-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--chat-muted);
    font-size: 14px;
}

.chat-placeholder i {
    margin-bottom: 16px;
    color: var(--chat-orange);
    opacity: 0.6;
    font-size: 42px;
    filter: drop-shadow(0 0 18px var(--chat-orange-glow));
}

.active-chat-area {
    display: none;
    flex-direction: column;
    height: 100%;
}

/* =====================================================
    CHAT HEADER
===================================================== */
.chat-header {
    position: relative;
    z-index: 100;
    height: 76px;
    min-height: 76px;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--chat-panel-bg);
    border-bottom: 1px solid var(--chat-border);
    backdrop-filter: blur(18px);
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 13px;
    text-decoration: none;
}

.chat-header-info img {
    width: 43px;
    height: 43px;
    object-fit: cover;
    border-radius: 50%;
    border: 2px solid var(--chat-border);
}

.ch-details {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.ch-name {
    color: var(--chat-text);
    font-size: 15px;
    font-weight: 700;
}

.ch-status {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--chat-success);
    font-size: 11px;
}

.status-dot {
    width: 7px;
    height: 7px;
    background: var(--chat-success);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(53, 200, 120, .7);
}

.chat-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.chat-options-wrapper {
    position: relative;
}

.icon-btn {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--chat-muted);
    background: var(--chat-input-bg);
    border: 1px solid var(--chat-border);
    border-radius: 11px;
    cursor: pointer;
    transition: .25s ease;
}

.icon-btn:hover {
    color: var(--chat-text);
    background: var(--chat-orange-hover);
    border-color: rgba(255, 133, 0, .30);
    transform: translateY(-1px);
}

/* OPTIONS */
.chat-options-menu {
    position: absolute;
    top: 45px;
    right: 0;
    z-index: 999;
    min-width: 170px;
    padding: 6px;
    background: var(--chat-dropdown-bg);
    border: 1px solid var(--chat-border);
    border-radius: 12px;
    box-shadow: var(--chat-shadow);
    display: none;
}

.chat-options-menu.active {
    display: block;
}

.block-btn {
    width: 100%;
    padding: 11px 12px;
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--chat-text);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-align: left;
}

.block-btn:hover {
    background: var(--chat-hover-bg);
}

/* =====================================================
    MESSAGES
===================================================== */
.chat-messages {
    flex: 1;
    padding: 25px 28px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.date-divider {
    align-self: center;
    margin: 4px 0 25px;
    padding: 6px 14px;
    color: var(--chat-orange);
    background: var(--chat-orange-hover);
    border: 1px solid rgba(255, 133, 0, .16);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}

.message {
    position: relative;
    max-width: min(68%, 620px);
    display: inline-flex;
    flex-direction: column;
    margin-bottom: 12px;
    animation: messageIn .22s ease;
}

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

.message.received {
    align-self: flex-start;
    padding: 11px 15px;
    color: var(--chat-text);
    background: var(--chat-msg-received-bg);
    border: 1px solid var(--chat-border);
    border-radius: 15px 15px 15px 4px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.message.sent {
    align-self: flex-end;
    padding: 11px 15px;
    color: var(--chat-msg-text-sent);
    background: var(--chat-msg-sent-bg);
    border-radius: 15px 15px 4px 15px;
    box-shadow: 0 8px 24px var(--chat-orange-hover);
}

.msg-text {
    font-size: 13.5px;
    line-height: 1.45;
    word-break: break-word;
}

.msg-meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 5px;
    margin-top: 5px;
    font-size: 10px;
}

.message.received .msg-meta {
    color: var(--chat-muted);
}

.message.sent .msg-meta {
    color: rgba(255, 255, 255, 0.8);
}

.msg-ticks.read {
    color: #4DA9D6;
    font-size: 13px;
}

/* =====================================================
    INPUT
===================================================== */
.chat-input-container {
    min-height: 76px;
    padding: 14px 22px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--chat-panel-bg);
    border-top: 1px solid var(--chat-border);
    backdrop-filter: blur(18px);
}

.chat-input-wrapper {
    position: relative;
    flex: 1;
}

.chat-input-wrapper input {
    box-sizing: border-box;
    width: 100%;
    height: 44px;
    padding: 0 48px 0 17px;
    color: var(--chat-text);
    background: var(--chat-input-bg);
    border: 1px solid var(--chat-border);
    border-radius: 13px;
    outline: none;
    font-size: 13px;
    transition: .25s ease;
}

.chat-input-wrapper input:focus {
    background: var(--chat-input-focus);
    border-color: rgba(255, 133, 0, .55);
    box-shadow: 0 0 0 4px var(--chat-orange-hover);
}

.chat-input-wrapper input::placeholder {
    color: var(--chat-muted);
}

.emoji-btn {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--chat-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: .2s;
}

.emoji-btn:hover {
    color: var(--chat-orange);
}

.send-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: white;
    background: linear-gradient(135deg, #ff8500, #f05d00);
    border: none;
    border-radius: 13px;
    cursor: pointer;
    box-shadow: 0 8px 22px rgba(255, 95, 0, .25);
    transition: .25s ease;
}

.send-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(255, 95, 0, .38);
}

.chat-blocked-notice {
    display: none;
    padding: 14px;
    color: var(--chat-danger);
    background: rgba(239, 68, 68, .07);
    border-top: 1px solid rgba(239, 68, 68, .15);
    font-size: 13px;
    text-align: center;
}

/* =====================================================
    CHAT MESSAGE SEARCH
===================================================== */
.chat-message-search {
    position: absolute;
    left: 22px;
    right: 160px;
    height: 42px;
    display: none;
    align-items: center;
    gap: 10px;
    padding: 0 10px 0 13px;
    background: var(--chat-dropdown-bg);
    border: 1px solid rgba(255, 133, 0, .32);
    border-radius: 12px;
    box-shadow: var(--chat-shadow);
    backdrop-filter: blur(18px);
    z-index: 10;
    animation: chatSearchOpen .2s ease;
}

.chat-message-search.active { display: flex; }

.chat-message-search > i {
    flex-shrink: 0;
    color: var(--chat-muted);
    font-size: 13px;
}

.chat-message-search input {
    flex: 1;
    min-width: 0;
    color: var(--chat-text);
    background: transparent;
    border: none;
    outline: none;
    font-size: 13px;
}

.chat-message-search input::placeholder {
    color: var(--chat-muted);
}

#chatSearchResultCount {
    flex-shrink: 0;
    color: var(--chat-muted);
    font-size: 10px;
    white-space: nowrap;
}

#chatMessageSearchClose {
    width: 27px;
    height: 27px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--chat-muted);
    background: transparent;
    border: none;
    border-radius: 7px;
    cursor: pointer;
    transition: .2s ease;
}

#chatMessageSearchClose:hover {
    color: var(--chat-text);
    background: var(--chat-hover-bg);
}

@keyframes chatSearchOpen {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.message.search-match {
    box-shadow: 0 0 0 1px rgba(255, 133, 0, .75), 0 0 18px var(--chat-orange-glow);
    transition: .2s ease;
}

/* ARAMA VURGUSU (HIGHLIGHT) VE OKLAR */
.message.received .search-highlight {
    padding: 1px 3px;
    color: #fff;
    background: rgba(255, 133, 0, .65);
    border-radius: 4px;
}

.message.sent .search-highlight {
    padding: 1px 3px;
    color: #fff;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 4px;
}

.chat-search-nav {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-right: 10px;
}

.chat-search-nav button {
    background: transparent;
    border: none;
    color: var(--chat-muted);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: 0.2s;
}

.chat-search-nav button:hover {
    color: var(--chat-text);
    background: var(--chat-hover-bg);
}

.chat-search-nav button:disabled {
    color: var(--chat-border);
    cursor: not-allowed;
    background: transparent;
}

.message.active-search-match {
    box-shadow: 0 0 0 2px var(--chat-text), 0 0 20px rgba(255, 133, 0, 0.3) !important;
    transform: scale(1.04);
    z-index: 10;
}

/* CHAT İÇİ GÖRSEL TASARIMI */
.message img.chat-image {
    max-width: 100%;
    max-height: 250px;
    border-radius: 8px;
    margin-bottom: 5px;
    object-fit: cover;
    border: 1px solid var(--chat-border);
    cursor: pointer;
}

/* =========================================
   MESAJ DÜZENLEME VE SİLME MENÜSÜ CSS
========================================= */
.msg-options-wrapper {
    position: absolute;
    left: -22px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 1;
    transition: 0.2s ease;
}

.msg-options-wrapper i {
    opacity: 0.6;
    transition: 0.2s ease;
    color: var(--chat-muted);
}

.message.sent:hover .msg-options-wrapper i {
    opacity: 1;
}

.msg-dropdown {
    position: absolute;
    top: 20px;
    right: 0;
    background: var(--chat-dropdown-bg);
    border: 1px solid var(--chat-border);
    border-radius: 8px;
    padding: 5px;
    display: none;
    flex-direction: column;
    z-index: 100;
    box-shadow: var(--chat-shadow);
    min-width: 110px;
}

.msg-dropdown.active { display: flex; }

.msg-dropdown button {
    background: transparent;
    border: none;
    color: var(--chat-text);
    padding: 8px 10px;
    cursor: pointer;
    text-align: left;
    font-size: 12px;
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.msg-dropdown button:hover {
    background: var(--chat-hover-bg);
}

.msg-dropdown button.delete-btn {
    color: var(--chat-danger);
}

.msg-dropdown button.delete-btn:hover {
    background: rgba(255, 77, 77, 0.1);
}

/* =========================================
   FOTOĞRAF ÖNİZLEME KUTUSU CSS
========================================= */
.image-preview-container {
    display: none;
    position: absolute;
    bottom: calc(100% + 10px);
    left: 20px;
    background: var(--chat-dropdown-bg);
    padding: 8px;
    border: 1px solid var(--chat-border);
    border-radius: 8px;
    box-shadow: var(--chat-shadow);
    z-index: 50;
}

.image-preview-container img {
    max-height: 120px;
    border-radius: 5px;
    object-fit: contain;
}

.cancel-preview-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--chat-danger);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
    transition: 0.2s ease;
}

.cancel-preview-btn:hover {
    background: #ff1a1a;
    transform: scale(1.1);
}

/* =========================================
   EMOJİ SEÇİCİ (PICKER) KUTUSU CSS
========================================= */
.emoji-picker-container {
    display: none;
    position: absolute;
    bottom: calc(100% + 15px);
    right: 0;
    width: 320px;
    height: 220px;
    background: var(--chat-dropdown-bg);
    border: 1px solid var(--chat-border);
    border-radius: 8px;
    box-shadow: var(--chat-shadow);
    padding: 10px 5px 10px 10px;
    overflow-y: auto;
    overflow-x: hidden;
    z-index: 100;
    box-sizing: border-box;
    grid-template-columns: repeat(8, 1fr);
    gap: 5px;
}

.emoji-picker-container.active { display: grid; }

.emoji-item {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1;
    font-family: "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
    font-size: 20px;
    cursor: pointer;
    border-radius: 5px;
    transition: 0.2s;
    user-select: none;
}

.emoji-item:hover {
    background: var(--chat-orange-hover);
    transform: scale(1.2);
}

.emoji-picker-container::-webkit-scrollbar { width: 6px; }
.emoji-picker-container::-webkit-scrollbar-thumb {
    background: rgba(255, 133, 0, 0.5);
    border-radius: 10px;
}

/* =========================================
   TAM EKRAN FOTOĞRAF MODALI CSS
========================================= */
.chat-image {
    cursor: pointer;
    transition: 0.2s;
}

.chat-image:hover { opacity: 0.8; }

.image-lightbox-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: var(--chat-modal-overlay);
    backdrop-filter: blur(5px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.image-lightbox-modal.show {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90vw;
    max-height: 85vh;
    width: auto !important;
    height: auto !important;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.image-lightbox-modal.show .lightbox-content { transform: scale(1); }

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--chat-text);
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
    background: var(--chat-input-bg);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--chat-orange);
    background: var(--chat-hover-bg);
}

/* =========================================
   YAZI CANLI ÖNİZLEME (MARKDOWN) KUTUSU
========================================= */
.text-preview-container {
    display: none;
    position: absolute;
    bottom: calc(100% + 10px);
    left: 50px;
    background: var(--chat-dropdown-bg);
    backdrop-filter: blur(5px);
    padding: 8px 15px;
    border: 1px solid rgba(255, 133, 0, 0.5);
    border-radius: 8px 8px 8px 0;
    box-shadow: var(--chat-shadow);
    z-index: 49;
    color: var(--chat-text);
    font-size: 14px;
    max-width: 70%;
    word-wrap: break-word;
}

.text-preview-header {
    font-size: 10px;
    color: var(--chat-orange);
    display: block;
    margin-bottom: 4px;
    font-weight: bold;
    letter-spacing: 0.5px;
}

/* =========================================
   "YAZIYOR..." GÖSTERGESİ CSS
========================================= */
.typing-indicator {
    display: none;
    font-size: 12px;
    color: var(--chat-orange);
    font-style: italic;
    position: absolute;
    top: -25px;
    left: 20px;
    animation: blink 1.5s infinite;
    z-index: 10;
}

@keyframes blink {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 850px) {
    .chat-wrapper {
        width: calc(100% - 24px);
        height: calc(100vh - 120px);
        margin: 12px auto;
    }
    .chat-sidebar {
        width: 280px;
        min-width: 280px;
    }
    .chat-messages {
        padding: 20px 16px;
    }
    .message {
        max-width: 80%;
    }
}

/* =====================================================
    MOBİL: Liste / Sohbet geçişi (WhatsApp tarzı)
    Liste tam ekran görünür; bir kişiye dokununca sohbet
    tam ekran açılır, "geri" butonu listeye döndürür.
===================================================== */
.chat-back-btn {
    display: none !important;
}

@media (max-width: 768px) {
    .chat-wrapper {
        width: 100%;
        height: calc(100vh - var(--topbar-h, 64px));
        height: calc(100dvh - var(--topbar-h, 64px));
        margin: 0;
        border-radius: 0;
        border-left: none;
        border-right: none;
        border-top: none;
        box-shadow: none;
    }

    .chat-sidebar {
        width: 100%;
        min-width: 0;
        border-right: none;
    }

    .chat-main {
        display: none !important;
    }

    .chat-wrapper.is-chat-open .chat-sidebar {
        display: none;
    }

    .chat-wrapper.is-chat-open .chat-main {
        display: flex !important;
        width: 100%;
        min-width: 0;
    }

    .chat-back-btn {
        display: flex !important;
        flex-shrink: 0;
    }

    .chat-sidebar-header {
        height: 60px;
        padding: 0 16px;
    }

    .chat-user-item {
        padding: 12px 14px;
        min-height: 68px;
    }

    .chat-user-item .chat-close-btn {
        opacity: 1;
        width: 36px;
        height: 36px;
    }

    .chat-header {
        height: 62px;
        padding: 0 8px;
        gap: 6px;
    }

    .chat-header-info {
        min-width: 0;
        flex: 1;
    }

    .chat-header-info .ch-details {
        min-width: 0;
    }

    .chat-header-info .ch-name {
        display: block;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    /* İşlevi olmayan telefon butonu mobilde gizlenir */
    .chat-header-actions .icon-btn:nth-child(2) {
        display: none;
    }

    .chat-header-actions .icon-btn,
    .chat-back-btn {
        width: 40px;
        height: 40px;
    }

    .chat-message-search {
        left: 8px;
        right: 8px;
    }

    .chat-messages {
        padding: 16px 12px;
    }

    .message {
        max-width: 86%;
    }

    .chat-input-container {
        padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
        gap: 6px;
    }

    .chat-input-wrapper {
        min-width: 0;
        flex: 1;
    }

    .send-btn {
        flex-shrink: 0;
    }

    .emoji-picker-container {
        right: 0;
        left: auto;
        max-width: calc(100vw - 24px);
    }

    .chat-options-menu {
        right: 0;
    }
}