/* =========================================
   AURA MESSENGER - ULTIMATE TELEGRAM STYLE 
   (FULL CUSTOMIZATION & ADAPTIVE)
   ========================================= */

:root {
    /* Telegram Dark Theme (По умолчанию) */
    --primary: #8774e1; 
    --primary-hover: #7b66d6;
    --primary-soft: rgba(135, 116, 225, 0.15);
    
    --bg-main: #0e1621; 
    --bg-sidebar: #17212b; 
    --bg-secondary: #242f3d; 
    --bg-hover: #202b36;
    
    --text-main: #ffffff;
    --text-dim: #7f91a4;
    --border: #101921;
    
    --bubble-mine: #2b5278; 
    --bubble-other: #182533;
    --bubble-text-mine: #ffffff;
    --bubble-text-other: #ffffff;
    
    --shadow-soft: 0 4px 15px rgba(0, 0, 0, 0.2);
    --shadow-modal: 0 10px 40px rgba(0, 0, 0, 0.5);
    --app-height: 100dvh;
    
    /* Spring Physics Variables */
    --spring-soft: cubic-bezier(0.34, 1.56, 0.64, 1);
    --spring-bouncy: cubic-bezier(0.4, 1.8, 0.5, 1);
}

/* --- ПАЛИТРА ТЕМ --- */

[data-theme="light"] {
    --primary: #3390ec;
    --primary-hover: #2b7dd1;
    --bg-main: #efebe5; 
    --bg-sidebar: #ffffff;
    --bg-secondary: #f4f4f5;
    --bg-hover: #f1f1f1;
    --text-main: #000000;
    --text-dim: #707579;
    --border: #e4e4e5;
    --bubble-mine: #eeffde;
    --bubble-other: #ffffff;
    --bubble-text-mine: #000000;
    --bubble-text-other: #000000;
}

[data-theme="ocean"] {
    --primary: #00a8cc;
    --primary-hover: #008ba3;
    --bg-main: #011627;
    --bg-sidebar: #012a4a;
    --bg-secondary: #013a63;
    --bg-hover: #01497c;
    --text-main: #e0fbfc;
    --text-dim: #98c1d9;
    --border: #000000;
    --bubble-mine: #005f73;
    --bubble-other: #0a243a;
}

[data-theme="sunset"] {
    --primary: #ff5400;
    --primary-hover: #ff6d00;
    --bg-main: #2d00f7;
    --bg-sidebar: #2200cc;
    --bg-secondary: #3a0ca3;
    --bg-hover: #480ca8;
    --text-main: #ffffff;
    --text-dim: #f72585;
    --border: #1d009e;
    --bubble-mine: #ff0054;
    --bubble-other: #3f37c9;
}

[data-theme="neon"] {
    --primary: #00ffcc;
    --primary-hover: #00e6b8;
    --bg-main: #000000;
    --bg-sidebar: #09090b;
    --bg-secondary: #18181b;
    --bg-hover: #27272a;
    --text-main: #e4e4e7;
    --text-dim: #a1a1aa;
    --border: #27272a;
    --bubble-mine: #006652;
    --bubble-other: #18181b;
}

/* --- БАЗОВЫЕ СТИЛИ --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: var(--bg-main);
    color: var(--text-main);
    height: var(--app-height);
    width: 100vw;
    overflow: hidden;
}

/* NOISE OVERLAY (Для устранения "дешевого пластика") */
.noise-overlay {
    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
    pointer-events: none; z-index: 9999; opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
}

/* Кастомный скроллбар */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(127, 145, 164, 0.3); border-radius: 10px; }

/* --- ГЛАВНЫЙ КОНТЕЙНЕР --- */
.app-container {
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: var(--bg-sidebar);
}

/* --- САЙДБАР (СПИСОК ЧАТОВ) --- */
.sidebar {
    width: 350px;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    flex-shrink: 0;
    z-index: 10;
    position: relative;
}

.sidebar-header { padding: 15px; display: flex; flex-direction: column; gap: 15px; }
.header-top { display: flex; align-items: center; gap: 15px; }
.header-top h2 { font-size: 1.2rem; font-weight: 600; }

.menu-btn {
    background: none; border: none; color: var(--text-dim);
    font-size: 1.2rem; cursor: pointer; padding: 5px; border-radius: 50%;
    transition: background 0.2s, transform 0.1s;
}
.menu-btn:hover { background: var(--bg-secondary); color: var(--primary); }

.search-wrapper { position: relative; width: 100%; }
.search-wrapper i { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--text-dim); font-size: 0.9rem; }
.search-wrapper input {
    width: 100%; padding: 10px 15px 10px 40px; border-radius: 20px;
    background: var(--bg-secondary); border: 1px solid transparent;
    color: var(--text-main); outline: none; font-size: 0.95rem; transition: 0.2s;
}
.search-wrapper input:focus { border-color: var(--primary); background: var(--bg-sidebar); }

.contacts-list { flex: 1; overflow-y: auto; overflow-x: hidden; padding-bottom: 80px;}

/* STAGGER ANIMATION FOR CONTACTS */
@keyframes staggerSlideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.contact-item, .saved-messages-item {
    display: flex; align-items: center; gap: 12px; padding: 10px 15px;
    cursor: pointer; transition: background 0.2s, transform 0.1s;
    position: relative;
    animation: staggerSlideIn 0.5s var(--spring-soft) both;
}

/* Создаем каскад (задержки для первых 10 элементов) */
.contact-item:nth-child(1) { animation-delay: 0.05s; }
.contact-item:nth-child(2) { animation-delay: 0.10s; }
.contact-item:nth-child(3) { animation-delay: 0.15s; }
.contact-item:nth-child(4) { animation-delay: 0.20s; }
.contact-item:nth-child(5) { animation-delay: 0.25s; }
.contact-item:nth-child(6) { animation-delay: 0.30s; }
.contact-item:nth-child(7) { animation-delay: 0.35s; }
.contact-item:nth-child(8) { animation-delay: 0.40s; }
.contact-item:nth-child(9) { animation-delay: 0.45s; }
.contact-item:nth-child(10) { animation-delay: 0.50s; }

.contact-item:hover, .saved-messages-item:hover { background: var(--bg-hover); }

/* Аватарки */
.avatar, .saved-icon, .chat-header-avatar, .avatar-huge, .profile-avatar-large, .msg-avatar {
    border-radius: 50%; background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: bold; flex-shrink: 0;
    background-size: cover; background-position: center;
}
.avatar, .saved-icon { width: 48px; height: 48px; font-size: 1.2rem; }
.msg-avatar { width: 35px; height: 35px; font-size: 0.85rem; cursor: pointer; }

/* Кнопка создания (Floating Action Button) для групп */
.fab-create {
    position: absolute; bottom: 20px; right: 20px;
    width: 56px; height: 56px; background: var(--primary);
    border-radius: 50%; display: flex; align-items: center;
    justify-content: center; color: white; font-size: 1.5rem;
    cursor: pointer; box-shadow: var(--shadow-soft); transition: 0.3s var(--spring-soft);
    z-index: 15;
}
.fab-create:hover { transform: scale(1.1) rotate(90deg); background: var(--primary-hover); }

/* Индикатор Онлайн */
.online-dot {
    position: absolute; bottom: 2px; right: 2px;
    width: 12px; height: 12px; background-color: #4CAF50;
    border-radius: 50%; border: 2px solid var(--bg-sidebar);
    display: none; z-index: 5;
}

/* Счетчик сообщений */
.unread-badge {
    background: var(--primary); color: white; border-radius: 12px;
    min-width: 20px; height: 20px; display: flex; align-items: center;
    justify-content: center; font-size: 0.75rem; padding: 0 6px; font-weight: bold;
}

.contact-info { flex: 1; overflow: hidden; display: flex; flex-direction: column; gap: 2px; }
.contact-info strong { font-weight: 500; font-size: 1rem; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }

/* --- ПРАВАЯ ЧАСТЬ (ОКНО ЧАТА) --- */
.chat-area { flex: 1; display: flex; flex-direction: column; background: var(--bg-main); position: relative; height: 100%; z-index: 10; }
.welcome-screen { display: flex; align-items: center; justify-content: center; height: 100%; text-align: center; color: var(--text-dim); }
.welcome-content { background: rgba(0, 0, 0, 0.2); padding: 20px 30px; border-radius: 20px; }
.welcome-content .icon { font-size: 3rem; margin-bottom: 10px; }

.chat-ui { display: flex; flex-direction: column; height: 100%; position: relative; }
.chat-ui.hidden { display: none !important; }

.chat-header {
    height: 60px; display: flex; align-items: center; padding: 0 20px;
    background: var(--bg-sidebar); border-bottom: 1px solid var(--border);
    flex-shrink: 0; gap: 15px; z-index: 15;
}
.chat-header-avatar { width: 40px; height: 40px; }
.chat-info { display: flex; flex-direction: column; cursor: pointer; }
.chat-info strong { font-size: 1.1rem; font-weight: 600; transition: color 0.2s; }
.chat-info:hover strong { color: var(--primary); }
.chat-info .status { font-size: 0.8rem; color: var(--primary); }

.messages-container { flex: 1; padding: 20px; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }

/* --- СООБЩЕНИЯ (ПУЗЫРИ) --- */
.message-row { 
    display: flex; width: 100%; align-items: flex-end; gap: 8px; 
    /* SPRING PHYSICS FOR MESSAGES */
    animation: slideInUp 0.4s var(--spring-bouncy); 
}

.message-row.mine { justify-content: flex-start; flex-direction: row-reverse; }
.message-row.other { justify-content: flex-start; flex-direction: row; }

.bubble {
    max-width: 65%; padding: 8px 14px; border-radius: 12px;
    font-size: 0.95rem; line-height: 1.4; position: relative;
    box-shadow: var(--shadow-soft); word-wrap: break-word;
}
.mine .bubble { background: var(--bubble-mine); color: var(--bubble-text-mine); border-bottom-right-radius: 4px; }
.other .bubble { background: var(--bubble-other); color: var(--bubble-text-other); border-bottom-left-radius: 4px; }

/* Имя отправителя в группах */
.msg-sender-name {
    font-size: 0.85rem; font-weight: 600; color: var(--primary);
    margin-bottom: 3px; cursor: pointer; display: block;
}
.msg-sender-name:hover { text-decoration: underline; }

.msg-reply-info { 
    border-left: 3px solid var(--primary); padding-left: 8px; margin-bottom: 5px; 
    font-size: 0.85rem; background: rgba(0,0,0,0.1); border-radius: 4px; 
}

.msg-footer { display: flex; align-items: center; justify-content: flex-end; gap: 4px; margin-top: 4px; float: right; margin-left: 10px; }
.time { font-size: 0.7rem; opacity: 0.6; }
.status-ticks { font-size: 0.7rem; color: rgba(255,255,255,0.4); }
.status-ticks.read { color: #4ade80; }

.media-content { max-width: 100%; border-radius: 8px; margin-top: 5px; cursor: pointer; }
.media-video, .media-audio { max-width: 100%; margin-top: 5px; border-radius: 8px; outline: none; }
.voice-message { height: 40px; }

/* Реакции под сообщением */
.msg-reactions { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.reaction-badge {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 12px; padding: 2px 8px; font-size: 0.85rem;
    cursor: pointer; transition: background 0.2s, border 0.2s, transform 0.1s; display: flex; align-items: center; gap: 4px;
}
.reaction-badge.reacted { border-color: var(--primary); background: var(--primary-soft); }

.msg-actions { 
    position: absolute; top: -30px; right: 0; background: var(--bg-sidebar); 
    border: 1px solid var(--border); padding: 5px 10px; border-radius: 8px; 
    font-size: 0.8rem; display: none; gap: 10px; z-index: 10; 
    box-shadow: var(--shadow-soft); animation: popIn 0.3s var(--spring-soft);
}
.message-row:hover .msg-actions { display: flex; }

/* --- ТЕЛЕГРАМ-STYLE КОНТЕКСТНОЕ МЕНЮ --- */
.custom-context-menu {
    position: fixed; background: var(--bg-secondary); border-radius: 14px;
    min-width: 200px; box-shadow: var(--shadow-modal); z-index: 2000;
    display: none; flex-direction: column; overflow: hidden;
    animation: popIn 0.3s var(--spring-bouncy);
}
.context-reactions {
    display: flex; justify-content: space-between; padding: 12px;
    background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border);
}
.context-reactions span { cursor: pointer; font-size: 1.5rem; transition: transform 0.2s; }
.context-reactions span:hover { transform: scale(1.3); }

.context-actions button {
    width: 100%; padding: 12px 16px; border: none; background: none;
    color: var(--text-main); text-align: left; display: flex; align-items: center;
    gap: 12px; cursor: pointer; font-size: 0.95rem; transition: background 0.2s;
}
.context-actions button:hover { background: var(--bg-hover); }
.context-actions button.danger { color: #ff3b30; }

/* --- ПАНЕЛЬ ВВОДА И ГОЛОСОВЫЕ --- */
.reply-preview { 
    background: var(--bg-sidebar); padding: 10px 20px; border-top: 1px solid var(--border); 
    display: flex; justify-content: space-between; align-items: center; 
    font-size: 0.9rem; border-left: 4px solid var(--primary); z-index: 12;
}
.input-container { 
    padding: 10px 20px; display: flex; gap: 10px; align-items: center; 
    background: var(--bg-sidebar); flex-shrink: 0; position: relative;
    overflow: hidden; z-index: 12;
}
.attach-btn { background: none; border: none; color: var(--text-dim); font-size: 1.4rem; cursor: pointer; transition: 0.2s; }
.attach-btn:hover { color: var(--primary); }
.input-container input { flex: 1; padding: 12px 18px; border-radius: 20px; background: var(--bg-secondary); border: none; color: var(--text-main); outline: none; transition: background 0.2s;}
.input-container input:focus { background: var(--bg-hover); }

.action-btn { 
    color: var(--primary); font-size: 1.5rem; cursor: pointer; background: none; border: none; 
    display: flex; align-items: center; justify-content: center; transition: transform 0.2s var(--spring-soft), color 0.2s; 
    width: 40px; height: 40px; border-radius: 50%;
}
.action-btn:hover { transform: scale(1.15); }

/* Стили для микрофона в режиме записи */
#micBtn { touch-action: none; }
#micBtn.recording-active {
    background: #ff3b30 !important; color: white !important; transform: scale(1.4); 
    box-shadow: 0 4px 15px rgba(255, 59, 48, 0.4); z-index: 100;
}

/* UI Записи */
.record-ui {
    flex: 1; display: flex; align-items: center; justify-content: space-between;
    padding: 0 15px; height: 42px; background: var(--bg-secondary);
    border-radius: 20px; animation: slideInUp 0.3s var(--spring-soft);
}

@keyframes slideInUp { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
@keyframes popIn { from { transform: scale(0.85); opacity: 0; } to { transform: scale(1); opacity: 1; } }

.record-timer { display: flex; align-items: center; gap: 8px; font-weight: bold; font-size: 1rem; }
.record-dot { width: 10px; height: 10px; background-color: #ff3b30; border-radius: 50%; animation: blinkDot 1s infinite; }
@keyframes blinkDot { 0% { opacity: 1; } 50% { opacity: 0.2; } 100% { opacity: 1; } }

.record-cancel-hint {
    display: flex; align-items: center; gap: 5px; color: var(--text-dim);
    font-size: 0.9rem; user-select: none;
}
.record-cancel-hint i { animation: slideArrow 1.5s infinite; }
@keyframes slideArrow { 0% { transform: translateX(3px); opacity: 0.5; } 50% { transform: translateX(-3px); opacity: 1; } 100% { transform: translateX(3px); opacity: 0.5; } }

/* --- НАСТРОЙКИ (SETTINGS DRAWER) --- */
.settings-drawer {
    position: fixed; top: 0; left: -400px; width: 350px; height: 100%;
    background: var(--bg-sidebar); z-index: 1000;
    transition: left 0.4s var(--spring-soft);
    box-shadow: 5px 0 15px rgba(0,0,0,0.5); display: flex; flex-direction: column;
}
.settings-drawer.active { left: 0; }
.drawer-header { padding: 15px; display: flex; align-items: center; gap: 20px; border-bottom: 1px solid var(--border); background: var(--bg-secondary); }
.back-btn { background: none; border: none; color: var(--text-dim); font-size: 1.2rem; cursor: pointer; transition: 0.2s;}
.back-btn:hover { color: var(--primary); }

.user-profile-preview { padding: 30px 20px; text-align: center; border-bottom: 1px solid var(--border); transition: background 0.3s; }
.avatar-huge { width: 100px; height: 100px; margin: 0 auto 15px; border: 3px solid var(--bg-sidebar); font-size: 2.5rem; box-shadow: var(--shadow-soft); }

/* Табы настроек */
.settings-tabs { display: flex; border-bottom: 1px solid var(--border); }
.tab-btn { flex: 1; background: var(--bg-sidebar); border: none; color: var(--text-dim); padding: 15px 0; font-weight: bold; cursor: pointer; transition: 0.2s, transform 0.1s; border-bottom: 2px solid transparent; }
.tab-btn:hover { color: var(--text-main); background: var(--bg-hover); }
.tab-btn.active { color: var(--primary); border-bottom: 2px solid var(--primary); }

.settings-list-container { flex: 1; overflow-y: auto; position: relative; }
.settings-list { padding: 20px; display: none; flex-direction: column; gap: 20px; animation: fadeIn 0.3s ease; }
.settings-list.active { display: flex; }

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

.settings-input-group { display: flex; flex-direction: column; gap: 8px; }
.settings-input-group label { font-size: 0.75rem; color: var(--primary); font-weight: bold; text-transform: uppercase; }
.settings-input-group input, .settings-input-group select {
    padding: 12px; background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 10px; color: var(--text-main); outline: none; transition: 0.2s;
}
.settings-input-group input:focus, .settings-input-group select:focus { border-color: var(--primary); box-shadow: 0 0 5px var(--primary-soft); }

.primary-btn-small { background: var(--primary); color: white; padding: 12px; border-radius: 10px; font-weight: bold; border: none; cursor: pointer; transition: background 0.2s, transform 0.1s; }
.primary-btn-small:hover { background: var(--primary-hover); }
.danger-btn { background: rgba(255, 59, 48, 0.1); color: #ff3b30; padding: 12px; border-radius: 10px; font-weight: bold; margin-top: 10px; border: none; cursor: pointer; transition: background 0.2s, transform 0.1s;}
.danger-btn:hover { background: rgba(255, 59, 48, 0.2); }

/* --- МОДАЛЬНОЕ ОКНО ПРОФИЛЯ (TELEGRAM-STYLE) --- */
.modal {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.7); z-index: 2000; display: flex;
    align-items: center; justify-content: center; backdrop-filter: blur(4px);
    transition: opacity 0.3s ease;
}
.modal.hidden { display: none !important; opacity: 0; pointer-events: none; }

.tg-style-profile {
    background: var(--bg-sidebar); width: 380px; border-radius: 20px;
    overflow: hidden; box-shadow: var(--shadow-modal); position: relative;
    animation: modalScale 0.4s var(--spring-bouncy);
}
@keyframes modalScale {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

/* Обложка (паттерн) в профиле */
.profile-cover {
    height: 120px; width: 100%; position: absolute; top: 0; left: 0;
    z-index: 0; border-top-left-radius: 20px; border-top-right-radius: 20px;
    background-color: var(--bg-secondary); transition: background 0.3s;
}

.profile-header-actions { position: absolute; top: 10px; right: 10px; z-index: 10; }
.close-profile-btn {
    background: rgba(0,0,0,0.5); color: white; border: none; border-radius: 50%;
    width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: 0.2s;
}
.close-profile-btn:hover { background: rgba(0,0,0,0.8); transform: scale(1.1); }

.profile-scroll-area { position: relative; z-index: 1; margin-top: 60px; max-height: 80vh; overflow-y: auto;}

.profile-avatar-container { display: flex; justify-content: center; position: relative; }
.profile-avatar-large { 
    width: 100px; height: 100px; font-size: 3.5rem; border: 4px solid var(--bg-sidebar); 
    box-shadow: var(--shadow-soft); transition: transform 0.3s var(--spring-soft);
}
.profile-avatar-large:hover { transform: scale(1.05); }

.profile-main-info { text-align: center; padding: 10px 20px; }
.profile-main-info h2 { font-size: 1.4rem; margin-bottom: 4px; }
.profile-main-info p { color: var(--primary); font-size: 0.9rem; }

/* Кастомное имя */
.custom-name-row {
    margin-top: 10px; padding: 10px 20px; background: var(--bg-secondary);
    border-radius: 12px; display: flex; align-items: center; gap: 10px;
}
.custom-name-row input {
    background: transparent; border: 1px solid var(--border);
    color: var(--text-main); padding: 5px 10px; border-radius: 8px; flex: 1;
}

.profile-actions-row { display: flex; justify-content: center; gap: 20px; padding: 15px; }
.tg-action-btn { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--primary); font-size: 0.85rem; font-weight: 500; cursor: pointer; background: none; border: none; outline: none; transition: transform 0.1s;}
.tg-action-btn i { width: 45px; height: 45px; background: var(--bg-secondary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; transition: all 0.3s var(--spring-soft); }
.tg-action-btn:hover i { background: var(--bg-hover); transform: translateY(-3px) scale(1.05); box-shadow: var(--shadow-soft); }
.block-btn { color: #ff3b30; }

.profile-details-card { background: var(--bg-secondary); margin: 15px; border-radius: 12px; padding: 5px 0; }
.detail-row { display: flex; align-items: center; gap: 15px; padding: 10px 15px; transition: background 0.2s; }
.detail-row:hover { background: var(--bg-hover); }
.detail-icon { color: var(--text-dim); font-size: 1.2rem; width: 25px; text-align: center; }
.detail-text-block { display: flex; flex-direction: column; }
.detail-value { font-size: 0.95rem; color: var(--text-main); word-break: break-word; }
.detail-label { font-size: 0.75rem; color: var(--text-dim); }
.detail-separator { height: 1px; background: var(--border); margin-left: 55px; }

/* Кнопка "Выйти из группы" */
.leave-group-btn {
    margin: 10px 15px 20px; width: calc(100% - 30px);
    padding: 12px; background: rgba(255, 59, 48, 0.1);
    color: #ff3b30; border-radius: 12px; border: none;
    font-weight: bold; cursor: pointer; transition: background 0.2s, color 0.2s, transform 0.1s;
}
.leave-group-btn:hover { background: #ff3b30; color: white; }

/* --- ПАТТЕРНЫ ФОНА ЧАТА И ПРОФИЛЯ --- */
.pattern-dots .messages-container, .pattern-dots.profile-cover, .pattern-dots.user-profile-preview { background-image: radial-gradient(var(--border) 1px, transparent 1px); background-size: 20px 20px; }
.pattern-grid .messages-container, .pattern-grid.profile-cover, .pattern-grid.user-profile-preview { background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 20px 20px; }
.pattern-tg-pattern .messages-container, .pattern-tg-pattern.profile-cover, .pattern-tg-pattern.user-profile-preview { background: url('https://web.telegram.org/a/bg-dark.svg') center; background-size: 400px; }
[data-theme="light"].pattern-tg-pattern .messages-container, [data-theme="light"] .pattern-tg-pattern.profile-cover, [data-theme="light"] .pattern-tg-pattern.user-profile-preview { background: url('https://web.telegram.org/a/bg-light.svg') center; }

/* --- УВЕДОМЛЕНИЯ (TOASTS) --- */
.toast-container { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast { background: rgba(0,0,0,0.8); color: white; padding: 10px 20px; border-radius: 20px; font-size: 0.9rem; animation: toastIn 0.4s var(--spring-bouncy); }
@keyframes toastIn { from { transform: translateY(20px) scale(0.8); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }

/* --- SHIMMER EFFECT (Скелетная загрузка) --- */
.loading-shimmer {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-hover) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmerEffect 1.5s infinite linear;
    border-radius: 8px;
    color: transparent !important; /* Прячем текст внутри, если он есть */
    pointer-events: none;
}
@keyframes shimmerEffect { to { background-position: -200% 0; } }

/* --- HAPTIC FEEDBACK (Тактильный отклик - масштабирование при клике) --- */
.contact-item:active, .saved-messages-item:active, .tab-btn:active,
.action-btn:active, .primary-btn-small:active, .danger-btn:active,
.reaction-badge:active, .menu-btn:active, .tg-action-btn:active, .leave-group-btn:active {
    transform: scale(0.95) !important;
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}
.fab-create:active { transform: scale(0.9) rotate(90deg) !important; }

/* --- АДАПТИВНОСТЬ ДЛЯ МОБИЛЬНЫХ --- */
@media (max-width: 768px) {
    .sidebar { 
        width: 100%; 
        height: 100%; 
        top: 0; 
        position: absolute; 
        left: 0; 
        transition: transform 0.4s var(--spring-soft); 
        z-index: 10;
    }
    .chat-area { 
        width: 100%; 
        height: 100%; 
        top: 0; 
        position: absolute; 
        left: 100%; 
        transition: left 0.4s var(--spring-soft); 
        z-index: 20; 
    }
    
    .chat-open .sidebar { 
        transform: translateX(-100%); 
        opacity: 0; 
        visibility: hidden; /* Гарантирует, что сайдбар не просвечивает и не перехватывает клики */
    }
    .chat-open .chat-area { left: 0; }

    .mobile-back-btn { display: block !important; margin-right: 10px; background: none; border: none; color: var(--text-dim); font-size: 1.2rem; }
    .settings-drawer { width: 100%; left: -100%; }
    .bubble { max-width: 85%; }
    .tg-style-profile { width: 95%; max-width: 380px; }
    
    /* Для плавающего инпута и реплея на мобильных */
    [data-glass="on"] .input-container,
    [data-glass="on"] .reply-preview {
        width: calc(100% - 20px) !important;
    }
    
    [data-glass="on"] .input-container {
        margin: 0 auto 10px auto !important;
    }

    [data-glass="on"] .reply-preview {
        margin: 0 auto 10px auto !important;
    }
}

.mobile-back-btn { display: none; }
.hidden { display: none !important; }

/* =========================================
   LIQUID GLASS EFFECT (iOS 26 STYLE) - ENHANCED
   ========================================= */

/* Анимации плавающих сфер (Более органичные и объемные) */
.liquid-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    overflow: hidden; z-index: 0; pointer-events: none;
    transition: opacity 0.8s ease;
}
.blob {
    position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.65;
    animation: floatBlob 25s infinite alternate cubic-bezier(0.4, 0, 0.2, 1);
    mix-blend-mode: hard-light;
}
.blob-1 { width: 55vw; height: 55vw; background: var(--primary); top: -15%; left: -10%; }
.blob-2 { width: 50vw; height: 50vw; background: var(--primary-hover); bottom: -15%; right: -10%; animation-delay: -5s; animation-duration: 28s; }
.blob-3 { width: 60vw; height: 60vw; background: var(--text-dim); top: 20%; left: 30%; animation-delay: -12s; animation-duration: 22s; mix-blend-mode: overlay; }

@keyframes floatBlob {
    0% { transform: translate(0, 0) scale(1) rotate(0deg); }
    33% { transform: translate(15%, 25%) scale(1.1) rotate(90deg); }
    66% { transform: translate(-10%, 15%) scale(0.95) rotate(180deg); }
    100% { transform: translate(-25%, -15%) scale(1.05) rotate(360deg); }
}

/* Применение стекла (включается дата-атрибутом) */
[data-glass="on"] .app-container {
    background: var(--bg-main);
}

/* Сайдбар, Шапка, Панель ввода и Модалки - Глубокое стекло iOS */
[data-glass="on"] .sidebar,
[data-glass="on"] .chat-header,
[data-glass="on"] .settings-drawer,
[data-glass="on"] .reply-preview,
[data-glass="on"] .readonly-banner {
    background: color-mix(in srgb, var(--bg-sidebar) 35%, transparent);
    backdrop-filter: blur(45px) saturate(220%) brightness(1.05);
    -webkit-backdrop-filter: blur(45px) saturate(220%) brightness(1.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-glass="on"] .chat-area {
    background: transparent;
}

[data-glass="on"] .messages-container {
    padding-bottom: 20px; /* Уменьшили отступ, так как инпут теперь в потоке */
}

[data-glass="on"] .contacts-list {
    padding-bottom: 120px; /* Список чатов не будет прятаться в самом низу */
}

/* GLOSSY RIM: Тонкая светящаяся грань сверху (Apple style) */
[data-glass="on"] .bubble::before,
[data-glass="on"] .sidebar::before,
[data-glass="on"] .tg-style-profile::before,
[data-glass="on"] .custom-context-menu::before,
[data-glass="on"] .input-container::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    border-radius: inherit; pointer-events: none; z-index: 1;
}

/* FLOATING INPUT: Плавающая и скругленная панель ввода */
[data-glass="on"] .input-container {
    position: relative;
    margin: 0 auto 20px auto;
    width: calc(100% - 40px);
    max-width: 900px;
    background: color-mix(in srgb, var(--bg-sidebar) 40%, transparent);
    backdrop-filter: blur(40px) saturate(200%);
    -webkit-backdrop-filter: blur(40px) saturate(200%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 32px; /* Ультра-круглые края */
    box-shadow: 0 10px 30px rgba(0,0,0,0.2), inset 0 1px 1px rgba(255, 255, 255, 0.15);
}

/* Блок реплея в стеклянном режиме */
[data-glass="on"] .reply-preview {
    position: relative;
    margin: 0 auto 10px auto;
    width: calc(100% - 40px);
    max-width: 900px;
    border-radius: 16px;
}

[data-glass="on"] .input-container input {
    background: color-mix(in srgb, var(--bg-secondary) 30%, rgba(0,0,0,0.1));
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.1);
}

[data-glass="on"] .welcome-content {
    background: color-mix(in srgb, var(--bg-secondary) 30%, transparent);
    backdrop-filter: blur(35px) saturate(200%);
    -webkit-backdrop-filter: blur(35px) saturate(200%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 40px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.2), inset 0 1px 2px rgba(255, 255, 255, 0.2);
}

/* Пузыри сообщений - Эффект мыльного пузыря */
[data-glass="on"] .bubble {
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 22px; 
    box-shadow: 0 8px 20px -4px rgba(0,0,0,0.15), inset 0 1px 1px rgba(255, 255, 255, 0.2);
    overflow: hidden; /* Важно для ::before (Glossy Rim) */
}

[data-glass="on"] .mine .bubble {
    background: color-mix(in srgb, var(--bubble-mine) 55%, transparent);
    border-bottom-right-radius: 6px;
}

[data-glass="on"] .other .bubble {
    background: color-mix(in srgb, var(--bubble-other) 55%, transparent);
    border-bottom-left-radius: 6px;
}

/* Контекстное меню и Модалка профиля */
[data-glass="on"] .custom-context-menu {
    background: color-mix(in srgb, var(--bg-secondary) 45%, transparent);
    backdrop-filter: blur(40px) saturate(250%);
    -webkit-backdrop-filter: blur(40px) saturate(250%);
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 25px 50px rgba(0,0,0,0.3), inset 0 1px 2px rgba(255, 255, 255, 0.2);
}

[data-glass="on"] .tg-style-profile {
    background: color-mix(in srgb, var(--bg-sidebar) 40%, transparent);
    backdrop-filter: blur(50px) saturate(250%) brightness(1.1);
    -webkit-backdrop-filter: blur(50px) saturate(250%) brightness(1.1);
    border-radius: 36px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 0 30px 60px rgba(0,0,0,0.4), inset 0 2px 3px rgba(255, 255, 255, 0.15);
}

/* Элементы внутри профиля/настроек */
[data-glass="on"] .profile-details-card,
[data-glass="on"] .custom-name-row,
[data-glass="on"] .settings-input-group input,
[data-glass="on"] .settings-input-group select,
[data-glass="on"] .search-wrapper input {
    background: color-mix(in srgb, var(--bg-secondary) 30%, rgba(0,0,0,0.15));
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

/* Улучшенные пружинистые анимации (Advanced Spring Physics) для iOS модалки */
[data-glass="on"] .modal.show .tg-style-profile {
    animation: iosSpring26 0.7s var(--spring-bouncy) forwards;
}

@keyframes iosSpring26 {
    0% { transform: scale(0.7) translateY(50px); opacity: 0; filter: blur(20px); }
    100% { transform: scale(1) translateY(0); opacity: 1; filter: blur(0); }
}

/* Обеспечиваем, чтобы контент чата был поверх сфер */
.chat-area, .sidebar { z-index: 10; }