/* ===== VARIÁVEIS TEMA (Liket style) ===== */
        :root {
            --primary: #005A6E;
            --bg: #f4f7f6;
            --text: #1a3a3a;
            --accent: #ff4757;
            --card-bg: #fff;
            --card-shadow: rgba(0,0,0,.08);
            --border-color: #ddd;
            --whatsapp-green: #25D366;
            --comment-bg: #f0f2f5;
            --panel: #fff;
            --muted: hsl(178, 28%, 44%);
            --pri: #005A6E;
            --pri-dark: #003d4d;
            --pri-mid: #007a8e;
            --pri-pale: hsl(178, 65%, 86%);
            --pri-glow: rgba(0,90,110,.16);
            --border: hsl(178, 40%, 78%);
            --danger: hsl(0, 68%, 52%);
            --sh: 0 4px 28px hsla(178,55%,25%,.10);
            --sh-sm: 0 2px 12px hsla(178,55%,25%,.08);
            --r: 14px;
            --send-h: 70px;
            --send-h-mobile: 114px;
        }
        body.dark-mode {
            --primary: #00A9B5;
            --bg: #1a1a1a;
            --text: #e0e0e0;
            --accent: #ff6b7a;
            --card-bg: #2d2d2d;
            --card-shadow: rgba(0,0,0,.3);
            --border-color: #444;
            --comment-bg: #383838;
            --panel: #2d2d2d;
            --muted: #8ab4b4;
            --pri: #00A9B5;
            --pri-dark: #00c9d7;
            --pri-mid: #00bfcf;
            --pri-pale: hsla(178,60%,40%,.2);
            --pri-glow: rgba(0,169,181,.16);
            --border: #444;
        }

        /* ===== RESET & BASE ===== */
        *, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
        body {
            font-family:'Nunito','Segoe UI',system-ui,-apple-system,sans-serif;
            background: var(--bg);
            color: var(--text);
            height: 100dvh;
            overflow: hidden;
            display:flex;
            flex-direction:column;
            align-items:center;
            transition: background .3s, color .3s;
        }

        /* ===== HEADER (Estilo Liket) ===== */
        .header {
            width:100%;
            background: var(--card-bg);
            padding: 10px 15px;
            box-shadow: 0 2px 8px var(--card-shadow);
            position: sticky; top: 0; z-index: 1100;
            transition: background .3s;
        }
        .title-wrapper {
            display: flex; align-items: center; justify-content: space-between;
            max-width: 800px; margin: 0 auto; gap: 10px;
        }
        .app-title {
            font-size: 1.4rem; font-weight: 900; color: var(--primary);
            text-align: center; flex-grow: 1; letter-spacing: -1px; user-select: none;
            display:flex; align-items:center; justify-content:center; gap:8px;
        }
        .app-title .accent { color: var(--accent); }
        .app-title svg { width:26px; height:26px; flex-shrink:0; }

        /* ===== HEADER ICONS (Liket style) ===== */
        .menu-icon {
            font-size: 24px; cursor: pointer; width: 40px; height: 40px;
            display: flex; align-items: center; justify-content: center;
            border-radius: 50%; transition: background .3s, transform .15s;
            position: relative; user-select: none;
            -webkit-tap-highlight-color: transparent; overflow: visible;
        }
        .menu-icon:hover { background: rgba(0,0,0,.05); }
        .menu-icon:active { background: rgba(0,0,0,.1); transform: scale(.93); }
        .menu-icon .notif-dot {
            position: absolute; top: 4px; right: 4px; width: 12px; height: 12px;
            background: var(--accent); border-radius: 50%; border: 2px solid var(--card-bg);
            display: none; animation: notifPulse 2s infinite;
        }
        @keyframes notifPulse {
            0%, 100% { transform: scale(1); opacity: 1; }
            50% { transform: scale(1.3); opacity: .7; }
        }

        .header-avatar-btn { overflow: hidden; }
        #header-user-icon {
            width: 32px; height: 32px; border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: 1.25rem; overflow: hidden; background: transparent;
            transition: box-shadow .2s, transform .15s;
        }
        #header-user-icon img {
            width: 32px; height: 32px; border-radius: 50%;
            object-fit: cover; display: block;
        }
        .header-avatar-btn:hover #header-user-icon {
            box-shadow: 0 0 0 2.5px var(--primary);
        }
        #header-user-icon:not(:has(img)) {
            background: rgba(0, 90, 110, 0.10); color: var(--primary);
        }
        body.dark-mode #header-user-icon:not(:has(img)) {
            background: rgba(0, 169, 181, 0.15); color: var(--primary);
        }

        /* ===== INSTALL SHORTCUT BUTTON ===== */
        .install-btn {
            display:none; align-items:center; gap:6px;
            background:var(--pri-pale); border:1.5px solid var(--border);
            border-radius:20px; padding:4px 10px; font-size:.72rem;
            font-weight:800; color:var(--pri-dark); white-space:nowrap;
            cursor:pointer; font-family:inherit;
            transition:background .2s, transform .15s, box-shadow .2s;
            -webkit-tap-highlight-color:transparent;
            animation:installPulse 2.6s ease-in-out infinite;
        }
        .install-btn.visible { display:inline-flex; }
        .install-btn:hover { background:var(--pri-glow); box-shadow:0 2px 8px var(--pri-glow); }
        .install-btn:active { transform:scale(.94); }
        .install-btn svg { width:15px; height:15px; flex-shrink:0; }
        /* Mostra o ícone certo conforme a plataforma detectada */
        .install-btn .icon-android,
        .install-btn .icon-windows { display:none; }
        .install-btn.platform-android .icon-android { display:inline-block; }
        .install-btn.platform-windows .icon-windows { display:inline-block; }
        @keyframes installPulse {
            0%, 100% { box-shadow:0 0 0 0 var(--pri-glow); }
            50%      { box-shadow:0 0 0 6px transparent; }
        }

        /* ===== SOCIAL PANEL (Amigos & Grupos) ===== */
        .social-panel {
            position: fixed; width: 340px; background: var(--card-bg);
            box-shadow: 0 10px 25px var(--card-shadow); z-index: 1050;
            border-radius: 12px; padding: 0; opacity: 0; visibility: hidden;
            top: 60px; left: 15px; max-height: 75vh; overflow: hidden;
            transition: opacity .25s, visibility .25s, transform .25s;
            transform: translateY(-8px);
            display: flex; flex-direction: column;
        }
        .social-panel.active { opacity: 1; visibility: visible; transform: translateY(0); }
        .social-panel-header {
            padding: 14px 18px; font-weight: 700; font-size: 1rem; color: var(--text);
            display: flex; justify-content: space-between; align-items: center;
            border-bottom: 1px solid var(--border-color);
            flex-shrink: 0;
        }
        .social-tabs {
            display: flex; border-bottom: 1.5px solid var(--border-color); flex-shrink: 0;
        }
        .social-tab {
            flex: 1; padding: 10px 6px; font-size: .82rem; font-weight: 700;
            background: none; border: none; cursor: pointer; color: var(--muted);
            border-bottom: 2.5px solid transparent; transition: all .2s;
            font-family: inherit; position: relative;
        }
        .social-tab:hover { color: var(--text); background: rgba(0,0,0,.02); }
        .social-tab.active { color: var(--primary); border-bottom-color: var(--primary); }
        .tab-badge {
            position: absolute; top: 5px; right: 8px; min-width: 16px; height: 16px;
            background: var(--accent); border-radius: 10px; font-size: .6rem;
            font-weight: 800; color: #fff; display: inline-flex; align-items: center;
            justify-content: center; padding: 0 4px; line-height: 1;
        }
        .social-tab-content { display: none; overflow-y: auto; flex: 1; padding: 10px 0; }
        .social-tab-content.active { display: block; }

        /* ===== VISÃO AMIGOS & GRUPOS (na área principal, no lugar da timeline) ===== */
        /* #social-view fica escondida; a classe view-social no body alterna timeline ⇄ lista */
        #social-view { display: none; }
        body.view-social .chat-wrapper:not(#social-view) { display: none; }
        body.view-social #social-view { display: flex; }
        body.view-social .send-area { display: none !important; }
        .social-view-top {
            display: flex; align-items: center; gap: 8px; justify-content: space-between;
            padding: 10px 12px; border-bottom: 1.5px solid var(--border);
            background: linear-gradient(90deg, var(--pri-pale), var(--comment-bg));
        }
        .social-back-btn {
            background: transparent; border: none; cursor: pointer; font-family: inherit;
            font-size: .82rem; font-weight: 800; color: var(--pri-dark);
            padding: 6px 8px; border-radius: 8px; transition: background .2s;
        }
        .social-back-btn:hover { background: rgba(0,0,0,.06); }
        .create-toggle-btn {
            background: var(--pri); border: none; cursor: pointer; font-family: inherit;
            font-size: .82rem; font-weight: 800; color: #fff;
            padding: 7px 14px; border-radius: 20px; transition: background .2s, transform .12s;
        }
        .create-toggle-btn:hover  { background: var(--pri-dark); }
        .create-toggle-btn:active { transform: scale(.96); }
        .create-accordion { display: none; flex-direction: column; gap: 6px; padding: 10px 12px;
            border-bottom: 1px solid var(--border); background: var(--comment-bg); }
        .create-accordion.open { display: flex; animation: slideIn .16s ease; }
        .create-opt {
            text-align: left; background: var(--panel); border: 1.5px solid var(--border);
            border-radius: 10px; padding: 11px 14px; cursor: pointer; font-family: inherit;
            font-size: .88rem; font-weight: 700; color: var(--text); transition: all .2s;
        }
        .create-opt:hover { background: var(--pri-pale); border-color: var(--pri); color: var(--pri-dark); }
        .social-scroll { flex: 1; min-height: 0; overflow-y: auto; padding: 8px 0; }
        .social-list { padding: 0; }
        .social-empty { padding: 30px 20px; text-align: center; color: #999; font-size: .88rem; }
        .social-add-btn {
            display: flex; align-items: center; gap: 6px; width: calc(100% - 28px);
            margin: 0 14px 10px; padding: 10px 14px; border: 1.5px dashed var(--border);
            border-radius: 10px; background: transparent; color: var(--primary);
            font-size: .88rem; font-weight: 700; cursor: pointer; transition: all .2s;
            font-family: inherit;
        }
        .social-add-btn:hover { background: var(--pri-pale); border-style: solid; }

        /* Friend / Group items */
        .social-item {
            padding: 10px 18px; display: flex; align-items: center; gap: 12px;
            cursor: pointer; transition: background .2s;
            border-bottom: 1px solid rgba(0,0,0,.04);
        }
        .social-item:hover { background: rgba(0,0,0,.03); }
        .social-item:last-child { border-bottom: none; }
        .social-item-avatar {
            width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
            display: flex; align-items: center; justify-content: center;
            font-weight: 800; font-size: 1rem; color: #fff;
        }
        .social-item-info { flex: 1; min-width: 0; }
        .social-item-name { font-weight: 700; font-size: .92rem; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
        .social-item-sub { font-size: .75rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 1px; }
        .social-item-actions { display: flex; gap: 4px; flex-shrink: 0; }
        .social-item-btn {
            width: 30px; height: 30px; border-radius: 50%; border: none;
            display: flex; align-items: center; justify-content: center;
            cursor: pointer; font-size: .9rem; transition: all .2s; background: transparent;
        }
        .social-item-btn:hover { background: rgba(0,0,0,.06); }
        .social-item-btn.danger:hover { background: hsla(0,68%,52%,.1); color: var(--danger); }

        /* Grupo member badges */
        .member-badge {
            display: inline-flex; align-items: center; gap: 6px;
            background: var(--comment-bg); border: 1px solid var(--border-color);
            border-radius: 20px; padding: 5px 12px 5px 5px; font-size: .82rem;
            font-weight: 600; color: var(--text); margin: 3px;
        }
        .member-badge-avatar {
            width: 22px; height: 22px; border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: .6rem; font-weight: 800; color: #fff;
        }
        .member-badge-remove {
            margin-left: 4px; cursor: pointer; color: #999;
            font-size: .75rem; transition: color .2s;
        }
        .member-badge-remove:hover { color: var(--danger); }

        .modal-section-title {
            font-size: .78rem; font-weight: 800; color: var(--muted);
            text-transform: uppercase; letter-spacing: .5px; margin-bottom: 8px;
        }
        .btn-danger {
            background: transparent; color: var(--accent); border: 1.5px solid var(--accent);
            padding: 10px 20px; border-radius: 25px; cursor: pointer;
            font-weight: 700; font-size: .9rem; transition: all .2s; font-family: inherit;
        }
        .btn-danger:hover { background: hsla(0,68%,52%,.08); }

        /* Notif items inside social panel */
        .notif-item {
            padding: 10px 18px; border-bottom: 1px solid rgba(0,0,0,.04);
            display: flex; gap: 10px; align-items: flex-start;
            cursor: pointer; transition: background .2s;
        }
        .notif-item:hover { background: rgba(0,0,0,.03); }
        .notif-item.unread { background: rgba(0,90,110,.04); }
        .notif-icon { font-size: 1.1rem; flex-shrink: 0; }
        .notif-content { flex-grow: 1; min-width: 0; }
        .notif-text { font-size: .85rem; color: var(--text); line-height: 1.3; }
        .notif-time { font-size: .72rem; color: #999; margin-top: 2px; }
        .notif-clear-btn {
            font-size: .78rem; color: var(--primary); cursor: pointer;
            font-weight: 600; border: none; background: none;
        }
        .notif-clear-btn:hover { text-decoration: underline; }

        /* ===== TOP MENU (Liket style) ===== */
        .overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,.4); display: none; z-index: 1040;
        }
        .overlay.active { display: block; }
        .top-menu {
            position: fixed; width: 300px; background: var(--card-bg);
            box-shadow: 0 10px 25px var(--card-shadow); z-index: 1050;
            transition: .3s; border-radius: 12px; padding: 0;
            opacity: 0; visibility: hidden; top: 60px; max-height: 80vh; overflow-y: auto;
        }
        .top-menu.active { opacity: 1; visibility: visible; }
        .top-menu.right { right: 15px; }
        .menu-list { list-style: none; padding: 0; }
        .menu-list li {
            padding: 15px 20px; font-weight: 600; cursor: pointer;
            border-bottom: 1px solid rgba(0,0,0,.05);
            transition: background .2s; display: flex; align-items: center; gap: 10px;
        }
        .menu-list li:last-child { border-bottom: none; }
        .menu-list li:hover { background: rgba(0,0,0,.03); }

        /* ===== MODAIS (Liket style) ===== */
        .modal {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,.5); display: none; align-items: center;
            justify-content: center; z-index: 2000; padding: 20px;
        }
        .modal.active { display: flex; }
        .modal-content {
            background: var(--card-bg); border-radius: 15px; padding: 25px;
            max-width: 500px; width: 100%; max-height: 80vh; overflow-y: auto;
            box-shadow: 0 10px 40px rgba(0,0,0,.3);
        }
        .modal-header {
            display: flex; justify-content: space-between; align-items: center;
            margin-bottom: 20px; padding-bottom: 15px; border-bottom: 2px solid var(--border-color);
        }
        .modal-header h2 { font-size: 1.3rem; color: var(--primary); }
        .close-modal {
            font-size: 28px; cursor: pointer; color: #999;
            width: 35px; height: 35px; display: flex; align-items: center;
            justify-content: center; border-radius: 50%; transition: background .2s;
        }
        .close-modal:hover { background: rgba(0,0,0,.05); }
        .form-group { margin-bottom: 20px; }
        .form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: var(--text); }
        .form-group input, .form-group textarea {
            width: 100%; padding: 12px 15px; border: 1px solid var(--border-color);
            border-radius: 8px; background: var(--bg); color: var(--text);
            font-size: 1rem; outline: none; transition: border-color .3s;
            font-family: inherit;
        }
        .form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
        .form-group textarea { resize: vertical; min-height: 80px; }
        .btn-primary {
            background: var(--primary); color: #fff; border: none;
            padding: 12px 25px; border-radius: 25px; cursor: pointer;
            font-weight: 700; font-size: 1rem; width: 100%; transition: opacity .3s;
            font-family: inherit;
        }
        .btn-primary:hover { opacity: .9; }

        /* ===== CONVERSA ITEM (sidebar) ===== */
        .menu-section-title {
            padding: 12px 20px 8px; font-size: .85rem; color: #888;
            font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
            background: var(--bg); position: sticky; top: 0; z-index: 10;
        }
        .conversa-item {
            padding: 12px 15px; border-bottom: 1px solid rgba(0,0,0,.05);
            cursor: pointer; transition: background .2s;
            display: flex; gap: 12px; align-items: center;
        }
        .conversa-item:hover { background: rgba(0,0,0,.03); }
        .conversa-avatar {
            width: 45px; height: 45px; border-radius: 50%;
            background: var(--primary); color: #fff;
            display: flex; align-items: center; justify-content: center;
            font-weight: 700; font-size: 1.1rem; flex-shrink: 0;
        }
        .conversa-info { flex-grow: 1; min-width: 0; }
        .conversa-nome { font-weight: 600; font-size: .95rem; color: var(--text); }
        .conversa-preview { font-size: .82rem; color: #888; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        /* ===== MAIN (liket layout) ===== */
        .main {
            width:100%; max-width:800px;
            flex:1; min-height:0;
            display:flex; flex-direction:column;
            padding:12px 14px var(--send-h);
            gap:10px;
            overflow: hidden;
        }
        .media-btns-row { display:contents; }

        /* ===== ID CARD ===== */
        .id-card { background:var(--panel); border:1.5px solid var(--border); border-radius:var(--r); padding:11px 16px; display:flex; align-items:center; flex-wrap:wrap; gap:10px; box-shadow:var(--sh-sm); }
        .id-label { font-size:.68rem; font-weight:800; color:var(--muted); text-transform:uppercase; letter-spacing:.6px; white-space:nowrap; }
        .nick-input { flex:1; min-width:110px; background:var(--bg); border:1.5px solid var(--border); border-radius:9px; padding:7px 12px; font-family:inherit; font-size:.9rem; font-weight:700; color:var(--pri); outline:none; transition:border-color .2s,box-shadow .2s; }
        .nick-input:focus { border-color:var(--pri); box-shadow:0 0 0 3px var(--pri-glow); }
        .peer-id-box { font-family:'JetBrains Mono',monospace; font-size:.67rem; color:var(--muted); background:var(--comment-bg); border:1px solid var(--border); border-radius:8px; padding:5px 10px; max-width:185px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; cursor:pointer; transition:background .2s,color .2s; }
        .peer-id-box:hover { background:var(--pri-pale); color:var(--pri-dark); }

        /* ===== STATUS BAR ===== */
        .status-bar { display:flex; align-items:center; gap:8px; font-size:.76rem; font-weight:700; color:var(--muted); padding:0 2px; transition:color .3s; }
        .sdot { width:7px; height:7px; border-radius:50%; background:var(--border); transition:background .3s; }
        .status-bar.on .sdot { background:var(--pri); }
        .status-bar.on { color:var(--pri-dark); }

        /* ===== CHAT WRAPPER ===== */
        .chat-wrapper { position:relative; background:var(--panel); border:1.5px solid var(--border); border-radius:var(--r); box-shadow:var(--sh); overflow:hidden; display:flex; flex-direction:column; flex:1; min-height:0; }

        /* ===== (Sem overlay customizado de volume — usando controles nativos do <video>) ===== */
        .chat-header { background:linear-gradient(90deg,var(--pri-pale),var(--comment-bg)); border-bottom:1.5px solid var(--border); padding:10px 16px; font-size:.72rem; font-weight:800; color:var(--pri-dark); text-transform:uppercase; letter-spacing:.8px; display:flex; align-items:center; gap:8px; }

        /* ===== MESSAGES ===== */
        #chat { flex:1; min-height:0; height:auto; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:10px; scroll-behavior:smooth; scroll-snap-type:y proximity; scroll-padding-top:16px; }
        #chat::-webkit-scrollbar { width:4px; }
        #chat::-webkit-scrollbar-thumb { background:var(--border); border-radius:8px; }

        .msg-row { display:flex; flex-direction:column; max-width:78%; animation:slideIn .22s ease; }
        @keyframes slideIn { from{opacity:0;transform:translateY(7px)} to{opacity:1;transform:translateY(0)} }
        .msg-row.me     { align-self:flex-end;   align-items:flex-end; }
        .msg-row.peer   { align-self:flex-start;  align-items:flex-start; }
        .msg-row.system { align-self:center; align-items:center; max-width:92%; }
        /* Mensagens com mídia ocupam quase toda a largura (estilo TikTok/feed) */
        .msg-row.has-media { max-width:96%; min-width:300px; width:min(560px, 96%); scroll-snap-align:start; scroll-snap-stop:always; scroll-margin-top:8px; }

        .msg-nick { font-size:.66rem; font-weight:800; color:var(--muted); margin-bottom:3px; padding:0 4px; }
        .msg-row.me .msg-nick { color:var(--pri-mid); }

        .msg-bubble { padding:9px 14px; border-radius:15px; font-size:.91rem; font-weight:600; line-height:1.5; word-break:break-word; }
        .msg-row.me   .msg-bubble { background:var(--pri); color:#fff; border-bottom-right-radius:4px; box-shadow:0 3px 14px rgba(0,90,110,.28); }
        .msg-row.peer .msg-bubble { background:var(--panel); color:var(--text); border:1.5px solid var(--border); border-bottom-left-radius:4px; }
        .msg-row.system .msg-bubble { background:var(--comment-bg); border:1px solid var(--border); color:var(--muted); font-size:.72rem; font-style:italic; border-radius:30px; padding:4px 14px; }

        /* Bubble com mídia: sem padding interno no topo — mídia vai edge-to-edge */
        .msg-bubble.has-media { padding:0; overflow:hidden; }
        .msg-bubble.has-media .msg-text { padding:8px 14px 10px; }
        /* Texto sozinho sem mídia */
        .msg-bubble.text-only { padding:9px 14px; }

        .msg-time { font-size:.61rem; color:var(--muted); margin-top:3px; padding:0 4px; }
        .msg-row.me .msg-time { color:var(--pri-mid); }

        /* ===== REAÇÕES ===== */
        /* Barra de ações do post: ocupa a largura toda e ganha um separador no
           topo, deixando claro onde termina a postagem e começam as ações. */
        .reaction-bar {
            display:flex; align-items:center; gap:8px; flex-wrap:wrap;
            width:100%; align-self:stretch;
            margin-top:8px; padding:8px 2px 0;
            border-top:1px solid var(--border);
            position:relative;
        }
        /* Ordem fixa: primeiro a reação do usuário (gatilho), depois o resumo
           público — igual em posts próprios e de outros. */
        .reaction-trigger {
            border:1.5px solid var(--border); background:var(--panel);
            border-radius:14px; cursor:pointer; line-height:1; min-height:28px;
            font-size:.95rem; padding:2px 10px; transition:background .15s, border-color .15s, transform .1s;
            display:inline-flex; align-items:center; justify-content:center;
        }
        .reaction-trigger:hover  { background:var(--pri-pale); border-color:var(--pri); }
        .reaction-trigger:active { transform:scale(.9); }
        .reaction-trigger.reacted { background:var(--pri-pale); border-color:var(--pri); }
        /* Sem nenhuma reação ainda: o gatilho exibe o rótulo "Reagir". */
        .reaction-trigger.trigger-empty {
            font-size:.72rem; font-weight:700; color:var(--muted);
            padding:3px 12px; letter-spacing:.3px;
        }
        .reaction-summary {
            font-size:.74rem; font-weight:700; color:var(--muted);
            background:var(--comment-bg); border:1px solid var(--border);
            border-radius:12px; padding:0 11px; min-height:28px; white-space:nowrap;
            display:inline-flex; align-items:center;
            cursor:pointer; user-select:none; transition:border-color .15s, color .15s;
        }
        .reaction-summary:hover { border-color:var(--pri); color:var(--pri); }
        .reaction-summary.open  { border-color:var(--pri); color:var(--pri); }
        /* Botão de remover a própria reação (dentro do seletor) */
        .reaction-remove {
            font-size:1rem !important; color:var(--muted);
            border-left:1px solid var(--border) !important;
            margin-left:3px; padding-left:9px !important;
        }
        .reaction-remove:hover { background:var(--pri-glow); }
        /* Acordeão com a lista de reações por tipo */
        .reaction-breakdown {
            display:none; margin-top:5px; padding:5px;
            background:var(--panel); border:1.5px solid var(--border);
            border-radius:12px; width:max-content; max-width:100%;
            box-shadow:var(--sh-sm);
        }
        .reaction-breakdown.open {
            display:flex; flex-wrap:wrap; gap:5px 7px; align-items:center;
            animation:slideIn .16s ease;
        }
        .reaction-breakdown-item {
            display:inline-flex; align-items:center; gap:5px; white-space:nowrap;
            padding:2px 8px; font-size:.76rem; line-height:1.4;
            background:var(--comment-bg); border:1px solid var(--border); border-radius:10px;
        }
        .reaction-breakdown-item .rb-emoji { font-size:.95rem; }
        .reaction-breakdown-item .rb-label { color:var(--muted); font-weight:700; }
        .reaction-breakdown-item .rb-count { color:var(--pri); font-weight:800; }
        /* Seletor de emojis (abre ao clicar no gatilho) */
        .reaction-picker {
            display:none; align-items:center; gap:2px;
            background:var(--panel); border:1.5px solid var(--border);
            border-radius:22px; padding:4px 8px; box-shadow:0 6px 22px rgba(0,0,0,.18);
            position:absolute; bottom:calc(100% + 6px); left:0; z-index:40;
        }
        .msg-row.me .reaction-picker { left:auto; right:0; }
        .reaction-bar.picker-open .reaction-picker { display:flex; }
        .reaction-opt {
            border:none; background:none; cursor:pointer; font-size:1.4rem;
            line-height:1; padding:3px; border-radius:50%;
            transition:transform .12s ease, background .15s;
        }
        .reaction-opt:hover  { transform:scale(1.35); background:var(--pri-pale); }
        .reaction-opt.active { background:var(--pri-pale); box-shadow:0 0 0 2px var(--pri) inset; }
        /* Anônimo vê os contadores, mas não o gatilho de reagir (gating). */
        body.auth-anonymous .reaction-trigger { display:none; }
        /* Anônimo não tem botões na barra; sem o separador a barra "vazia" some. */
        body.auth-anonymous .reaction-bar { border-top:none; margin-top:4px; padding-top:0; }

        /* ===== COMENTÁRIOS ===== */
        /* "Comentar" empurrado para a direita da barra de ações */
        .comment-btn {
            margin-left:auto;
            display:inline-flex; align-items:center; gap:5px; min-height:28px;
            border:1.5px solid var(--border); background:var(--panel);
            border-radius:14px; cursor:pointer; line-height:1;
            font-size:.74rem; font-weight:700; color:var(--muted);
            padding:0 13px; letter-spacing:.2px;
            transition:background .15s, border-color .15s, color .15s;
        }
        .comment-btn:hover { background:var(--pri-pale); border-color:var(--pri); color:var(--pri); }
        body.auth-anonymous .comment-btn { display:none; }

        /* Caixa de escrever (acordeão que abre no "Comentar") */
        .comment-compose { display:none; margin-top:8px; width:100%; align-self:stretch; flex-direction:column; gap:6px; }
        .comment-compose.open { display:flex; animation:slideIn .16s ease; }
        .comment-compose textarea {
            width:100%; resize:vertical; min-height:42px; max-height:140px;
            border:1.5px solid var(--border); border-radius:12px; padding:8px 11px;
            font-family:inherit; font-size:.85rem; background:var(--bg); color:var(--text); outline:none;
        }
        .comment-compose textarea:focus { border-color:var(--pri); box-shadow:0 0 0 3px var(--pri-glow); }
        .comment-compose-actions { display:flex; justify-content:flex-end; }
        .comment-send-btn {
            border:none; background:var(--pri); color:#fff; cursor:pointer;
            border-radius:12px; padding:7px 16px; font-weight:700; font-size:.82rem;
            font-family:inherit; transition:opacity .2s;
        }
        .comment-send-btn:hover { opacity:.9; }
        .comment-send-btn:disabled { opacity:.5; cursor:default; }

        /* Prévia: último comentário, sempre visível abaixo do post (clicável) */
        .comment-preview {
            display:none; margin-top:8px; cursor:pointer; width:100%; align-self:stretch;
            background:var(--comment-bg); border:1px solid var(--border);
            border-radius:12px; padding:8px 12px 8px 34px; position:relative;
            transition:border-color .15s, background .15s;
        }
        .comment-preview::before {
            content:'💬'; position:absolute; left:11px; top:8px; font-size:.95rem; line-height:1.4;
        }
        .comment-preview:hover { border-color:var(--pri); background:var(--pri-pale); }
        .comment-preview .cp-nick { font-weight:800; font-size:.74rem; color:var(--pri-dark); margin-right:6px; }
        .comment-preview .cp-text { font-size:.82rem; color:var(--text); word-break:break-word; }
        .comment-preview .cp-more {
            display:inline-block; margin-top:4px; font-size:.7rem; color:var(--pri);
            font-weight:800; letter-spacing:.2px;
        }

        /* Lista (acordeão com rolagem + paginação 5 em 5) */
        .comment-list {
            display:none; margin-top:8px; width:100%; align-self:stretch;
            background:var(--panel); border:1.5px solid var(--border);
            border-radius:12px; box-shadow:var(--sh-sm); overflow:hidden;
        }
        .comment-list.open { display:block; animation:slideIn .16s ease; }
        .comment-list-head {
            font-size:.68rem; font-weight:800; text-transform:uppercase; letter-spacing:.5px;
            color:var(--muted); padding:8px 12px; border-bottom:1px solid var(--border);
            background:var(--comment-bg);
        }
        .comment-scroller { max-height:260px; overflow-y:auto; padding:8px; display:flex; flex-direction:column; gap:7px; }
        .comment-scroller::-webkit-scrollbar { width:4px; }
        .comment-scroller::-webkit-scrollbar-thumb { background:var(--border); border-radius:8px; }
        .comment-item {
            background:var(--comment-bg); border:1px solid var(--border);
            border-left:3px solid var(--pri); border-radius:10px; padding:7px 11px;
        }
        .comment-item .ci-nick { font-weight:800; font-size:.73rem; color:var(--pri-dark); margin-right:6px; }
        .comment-item .ci-text { font-size:.84rem; color:var(--text); word-break:break-word; line-height:1.4; }
        .comment-item .ci-time { display:block; font-size:.62rem; color:var(--muted); margin-top:3px; }
        .comment-loading { text-align:center; font-size:.72rem; color:var(--muted); padding:8px; }

        /* ===== MEDIA EM BUBBLES — LAYOUT EDGE-TO-EDGE ===== */
        .media-wrap { width:100%; }

        /* Imagens: preenchem toda a largura da bolha — estilo TikTok (verticais grandes) */
        .media-img {
            width:100%; display:block; cursor:pointer;
            transition:opacity .2s; object-fit:cover;
            max-height:75vh; min-height:280px;
            aspect-ratio:9 / 16;
        }
        /* Em telas largas, limita altura para não estourar */
        @media (min-width: 700px) {
            .media-img { max-height:80vh; min-height:360px; }
        }
        .media-img:hover { opacity:.92; }
        /* Cantos da imagem acompanham a bolha */
        .msg-bubble.has-media.media-only .media-wrap .media-img {
            border-radius:15px;
        }
        .msg-row.me .msg-bubble.has-media.media-only .media-wrap .media-img {
            border-bottom-right-radius:4px;
        }
        .msg-row.peer .msg-bubble.has-media.media-only .media-wrap .media-img {
            border-bottom-left-radius:4px;
        }
        /* Imagem + texto: imagem com canto reto embaixo */
        .msg-bubble.has-media:not(.media-only) .media-wrap .media-img {
            border-radius:0;
        }

        /* Vídeo: estilo TikTok — vertical, ocupa boa parte da tela */
        .media-video {
            width:100%; display:block;
            max-height:80vh; min-height:320px;
            background:#000; object-fit:cover;
            aspect-ratio:9 / 16;
        }
        @media (min-width: 700px) {
            .media-video { max-height:85vh; min-height:420px; }
        }
        .msg-bubble.has-media.media-only .media-wrap .media-video {
            border-radius:15px;
        }
        .msg-row.me .msg-bubble.has-media.media-only .media-wrap .media-video {
            border-bottom-right-radius:4px;
        }
        .msg-row.peer .msg-bubble.has-media.media-only .media-wrap .media-video {
            border-bottom-left-radius:4px;
        }
        .msg-bubble.has-media:not(.media-only) .media-wrap .media-video {
            border-radius:0;
        }
        /* Limita a altura da mídia ao espaço útil do chat para que a barra de
           reações (rodapé) NUNCA fique escondida abaixo de um vídeo/imagem alto.
           --media-max é recalculado em JS conforme a altura real do #chat;
           o fallback em vh cobre o intervalo até o JS rodar. */
        #chat .media-video, #chat .media-img { max-height: var(--media-max, 72vh); }

        /* Áudio: player customizado que preenche toda a largura */
        .audio-player {
            display:flex; align-items:center; gap:10px;
            padding:12px 14px; width:100%; min-width:240px;
        }
        .audio-player-btn {
            width:36px; height:36px; border-radius:50%; border:none;
            display:flex; align-items:center; justify-content:center;
            cursor:pointer; flex-shrink:0; transition:transform .12s, background .2s;
        }
        .audio-player-btn:active { transform:scale(.9); }
        .audio-player-btn svg { width:16px; height:16px; }
        /* Cores do player por tipo de mensagem */
        .msg-row.me .audio-player-btn { background:rgba(255,255,255,.22); color:#fff; }
        .msg-row.me .audio-player-btn:hover { background:rgba(255,255,255,.35); }
        .msg-row.peer .audio-player-btn { background:var(--pri-pale); color:var(--pri); }
        .msg-row.peer .audio-player-btn:hover { background:var(--pri-glow); }

        .audio-player-track {
            flex:1; display:flex; flex-direction:column; gap:4px; min-width:0;
        }
        .audio-player-bar {
            width:100%; height:5px; border-radius:3px; cursor:pointer;
            appearance:none; -webkit-appearance:none; outline:none; border:none;
        }
        .msg-row.me .audio-player-bar { background:rgba(255,255,255,.2); accent-color:#fff; }
        .msg-row.peer .audio-player-bar { background:var(--border); accent-color:var(--pri); }
        .audio-player-bar::-webkit-slider-thumb {
            -webkit-appearance:none; width:14px; height:14px;
            border-radius:50%; border:none; cursor:pointer;
        }
        .msg-row.me .audio-player-bar::-webkit-slider-thumb { background:#fff; }
        .msg-row.peer .audio-player-bar::-webkit-slider-thumb { background:var(--pri); }
        .audio-player-bar::-moz-range-thumb {
            width:14px; height:14px; border-radius:50%; border:none; cursor:pointer;
        }
        .msg-row.me .audio-player-bar::-moz-range-thumb { background:#fff; }
        .msg-row.peer .audio-player-bar::-moz-range-thumb { background:var(--pri); }

        .audio-player-time {
            font-size:.62rem; font-weight:700;
            font-family:'JetBrains Mono',monospace;
            display:flex; justify-content:space-between;
        }
        .msg-row.me .audio-player-time { color:rgba(255,255,255,.6); }
        .msg-row.peer .audio-player-time { color:var(--muted); }

        /* Waveform decorativa */
        .audio-waveform {
            display:flex; align-items:center; gap:1.5px; height:28px; flex:1; min-width:0;
        }
        .audio-waveform-bar {
            flex:1; min-width:2px; max-width:4px; border-radius:2px;
            transition:height .15s ease, opacity .15s;
        }
        .msg-row.me .audio-waveform-bar { background:rgba(255,255,255,.35); }
        .msg-row.me .audio-waveform-bar.played { background:rgba(255,255,255,.85); }
        .msg-row.peer .audio-waveform-bar { background:var(--border); }
        .msg-row.peer .audio-waveform-bar.played { background:var(--pri); }

        /* Link de arquivo genérico */
        .media-file-link {
            display:flex; align-items:center; gap:10px;
            padding:12px 16px; margin:6px;
            border-radius:10px; text-decoration:none;
            font-size:.84rem; font-weight:700; transition:background .2s;
        }
        .msg-row.me .media-file-link { background:rgba(255,255,255,.15); color:#fff; }
        .msg-row.me .media-file-link:hover { background:rgba(255,255,255,.25); }
        .msg-row.peer .media-file-link { background:rgba(0,90,110,.08); border:1px solid var(--border); color:var(--pri-dark); }
        .msg-row.peer .media-file-link:hover { background:var(--pri-pale); }
        .media-file-icon { width:36px; height:36px; border-radius:8px; display:flex; align-items:center; justify-content:center; flex-shrink:0; }
        .msg-row.me .media-file-icon { background:rgba(255,255,255,.18); }
        .msg-row.peer .media-file-icon { background:var(--pri-pale); color:var(--pri); }
        .media-file-info { flex:1; min-width:0; }
        .media-file-name { font-weight:700; font-size:.84rem; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
        .media-file-size { font-size:.68rem; font-weight:600; opacity:.6; margin-top:1px; }

        /* Timestamp sobre mídia (quando sem texto) */
        .media-time-overlay {
            position:absolute; bottom:6px; right:8px;
            font-size:.58rem; font-weight:700; color:#fff;
            background:rgba(0,0,0,.45); padding:2px 7px;
            border-radius:8px; pointer-events:none;
            font-family:'JetBrains Mono',monospace;
        }
        .media-wrap { position:relative; }

        /* ===== SEND AREA ===== */
        .send-area {
            position: fixed; bottom: 0; left: 0; right: 0;
            width: 100%; max-width: 800px; margin: 0 auto;
            border-top:1.5px solid var(--border);
            padding:10px 12px; background:var(--comment-bg);
            display:flex; flex-direction:column; gap:8px;
            z-index: 50;
            box-shadow: 0 -4px 20px var(--card-shadow);
        }
        .file-preview { display:none; align-items:center; gap:10px; background:var(--panel); border:1.5px solid var(--pri-pale); border-radius:10px; padding:8px 12px; font-size:.8rem; font-weight:700; color:var(--pri-dark); }
    .file-preview.visible { display:flex; }
        .file-preview img, .file-preview video { max-height:56px; max-width:80px; border-radius:6px; object-fit:cover; }
        .file-preview audio { height:32px; flex:1; accent-color:var(--pri); }
        .file-preview-name { flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:.75rem; color:var(--muted); }
        .file-preview-remove { background:none; border:none; cursor:pointer; color:var(--danger); font-size:1.1rem; line-height:1; padding:2px 4px; border-radius:6px; }
        .file-preview-remove:hover { background:hsla(0,68%,52%,.1); }

        .upload-progress { display:none; height:3px; border-radius:4px; background:var(--border); overflow:hidden; }
        .upload-progress.visible { display:block; }
        .upload-progress-fill { height:100%; width:0%; border-radius:4px; background:var(--pri); transition:width .2s; }

        .input-row { display:flex; gap:8px; align-items:center; }
        #message { flex:1; background:var(--panel); border:1.5px solid var(--border); border-radius:11px; padding:11px 14px; font-family:inherit; font-size:.93rem; font-weight:600; color:var(--text); outline:none; transition:border-color .2s,box-shadow .2s; }
        #message::placeholder { color:var(--muted); font-weight:500; }
        #message:focus { border-color:var(--pri); box-shadow:0 0 0 3px var(--pri-glow); }

        .media-btn { background:var(--panel); border:1.5px solid var(--border); border-radius:10px; padding:9px 10px; cursor:pointer; display:flex; align-items:center; justify-content:center; color:var(--muted); transition:all .2s; flex-shrink:0; }
        .media-btn:hover { background:var(--pri-pale); color:var(--pri); border-color:var(--pri); }
        .media-btn svg { width:18px; height:18px; }
        .media-btn.recording { background:var(--danger); border-color:var(--danger); color:#fff; animation:recPulse 1s ease-in-out infinite; }
        @keyframes recPulse { 0%,100%{box-shadow:0 0 0 0 hsla(0,68%,52%,.5)} 50%{box-shadow:0 0 0 6px transparent} }

        .send-btn { background:var(--pri); border:none; border-radius:11px; padding:11px 20px; cursor:pointer; display:flex; align-items:center; gap:8px; font-family:inherit; font-size:.88rem; font-weight:800; color:#fff; letter-spacing:.2px; transition:background .2s,transform .14s,box-shadow .2s; box-shadow:0 3px 14px rgba(0,90,110,.32); white-space:nowrap; flex-shrink:0; }
        .send-btn:hover  { background:var(--pri-dark); }
        .send-btn:active { transform:scale(.97); }
        .send-btn:disabled { opacity:.5; cursor:not-allowed; }
        .send-btn svg { width:16px; height:16px; }

        /* ===== LIGHTBOX ===== */
        .lightbox { display:none; position:fixed; inset:0; background:rgba(0,0,0,.85); z-index:999; align-items:center; justify-content:center; cursor:zoom-out; }
        .lightbox.open { display:flex; }
        .lightbox img { max-width:92vw; max-height:92vh; border-radius:12px; box-shadow:0 8px 60px rgba(0,0,0,.5); }

        /* ===== REC MODAL ===== */
        .rec-modal-backdrop { display:none; position:fixed; inset:0; background:rgba(0,0,0,.55); backdrop-filter:blur(4px); z-index:998; align-items:center; justify-content:center; padding:16px; }
        .rec-modal-backdrop.open { display:flex; animation:fadeIn .18s ease; }
        @keyframes fadeIn { from{opacity:0} to{opacity:1} }
        .rec-modal { background:var(--panel); border:1.5px solid var(--border); border-radius:18px; padding:20px; width:100%; max-width:360px; box-shadow:0 12px 60px rgba(0,90,110,.25); display:flex; flex-direction:column; gap:14px; animation:slideUp .22s ease; }
        @keyframes slideUp { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
        .rec-modal-title { font-size:.8rem; font-weight:800; color:var(--muted); text-transform:uppercase; letter-spacing:.6px; display:flex; align-items:center; gap:7px; }
        .rec-modal-title span { color:var(--danger); font-size:1rem; }
        .rec-modal audio, .rec-modal video { width:100%; border-radius:10px; outline:none; accent-color:var(--pri); max-height:200px; }
        .rec-modal-actions { display:flex; gap:10px; }
        .rec-btn-send { flex:1; background:var(--pri); color:#fff; border:none; border-radius:11px; padding:11px 0; font-family:inherit; font-size:.9rem; font-weight:800; cursor:pointer; display:flex; align-items:center; justify-content:center; gap:7px; transition:background .2s, transform .14s; }
        .rec-btn-send:hover  { background:var(--pri-dark); }
        .rec-btn-send:active { transform:scale(.97); }
        .rec-btn-delete { flex:1; background:transparent; color:var(--danger); border:1.5px solid var(--danger); border-radius:11px; padding:11px 0; font-family:inherit; font-size:.9rem; font-weight:800; cursor:pointer; display:flex; align-items:center; justify-content:center; gap:7px; transition:background .2s, transform .14s; }
        .rec-btn-delete:hover  { background:hsla(0,68%,52%,.08); }
        .rec-btn-delete:active { transform:scale(.97); }

        .media-btn[data-tip] { position:relative; }
        .media-btn[data-tip]:hover::after { content:attr(data-tip); position:absolute; bottom:calc(100% + 6px); left:50%; transform:translateX(-50%); background:var(--text); color:#fff; font-size:.65rem; font-weight:700; padding:3px 8px; border-radius:6px; white-space:nowrap; pointer-events:none; }

        /* ===== STORAGE MODAL ===== */
        .storage-bar { height:8px; background:var(--comment-bg); border-radius:4px; overflow:hidden; margin:12px 0; }
        .storage-fill { height:100%; background:linear-gradient(90deg, var(--primary), var(--accent)); border-radius:4px; transition:width .5s; }
        .storage-info { font-size:.85rem; color:var(--muted); text-align:center; }

        /* ===== RESPONSIVE ===== */
        @media (max-width:600px) {
            .main { padding:8px 8px var(--send-h); gap:8px; }
            .msg-row { max-width:90%; }
            .msg-row.has-media { max-width:98%; min-width:260px; width:98%; }
            .top-menu { width: 90%; max-width: 350px; }
            .social-panel { width: 90%; max-width: 370px; left: 5%; max-height: 70vh; }
        }
        @media (max-width:480px) {
            .header { padding:8px 10px; }
            .app-title { font-size:1.15rem; }
            .app-title svg { width:22px; height:22px; }
            .install-btn .install-label { display:none; }   /* mantém só o ícone */
            .install-btn { padding:6px 8px; }
            .main { padding:8px 6px var(--send-h-mobile); gap:8px; }
            .send-area { padding:8px 8px 10px; gap:6px; }
            .input-row { flex-wrap:wrap; gap:6px; }
            .media-btns-row { display:flex; gap:6px; width:100%; order:1; }
            .media-btn { flex:1; padding:8px 0; border-radius:9px; }
            .media-btn svg { width:16px; height:16px; }
            #message { width:100%; flex:1 1 0; min-width:0; font-size:.88rem; padding:9px 11px; order:2; }
            .send-btn { order:3; padding:9px 14px; border-radius:9px; flex-shrink:0; }
            .send-btn span { display:none; }
            .send-btn svg { width:17px; height:17px; }
            .file-preview { padding:6px 8px; gap:7px; }
            .file-preview img, .file-preview video { max-height:44px; max-width:60px; }
            .file-preview audio { height:28px; }
            .msg-bubble { font-size:.86rem; }
            .msg-bubble.text-only { padding:8px 11px; }
            .msg-bubble.has-media .msg-text { padding:6px 11px 8px; }
            .audio-player { padding:10px 11px; gap:8px; min-width:200px; }
            .audio-player-btn { width:32px; height:32px; }
            .media-video { max-height:78vh; min-height:300px; aspect-ratio:9 / 16; object-fit:cover; }
            .media-img   { max-height:75vh; min-height:280px; aspect-ratio:9 / 16; object-fit:cover; }
            .media-file-link { padding:10px 12px; margin:4px; }
            .rec-modal { padding:16px; }
            /* Rodapé social com alvos de toque maiores no celular */
            .reaction-opt { font-size:1.7rem; padding:6px; }
            .reaction-trigger, .reaction-summary, .comment-btn { min-height:32px; }
            .reaction-picker { padding:6px 9px; gap:3px; }
            .comment-scroller { max-height:220px; }
            .comment-compose textarea { font-size:.9rem; }
        }

        .hidden-input { display: none; }

        /* ===== AUTH GATING — esconde elementos só-para-logados =================
           O atributo data-auth-required no HTML faz o elemento sumir enquanto
           não há sessão. A classe .auth-anonymous é aplicada ao <body> na
           inicialização, dependendo se o cookie de sessão validou ou não. */
        body.auth-anonymous [data-auth-required],
        body.auth-anonymous .send-area,
        body.auth-anonymous .id-card {
            display: none !important;
        }
        /* Itens só-para-anônimos (ex: "Entrar / Cadastrar" no menu) */
        body:not(.auth-anonymous) [data-auth-anon-only] { display: none !important; }
        body.auth-anonymous .main {
            padding-bottom: 16px !important;
        }
        /* Banner "Faça login pra postar/comentar/reagir" no rodapé do feed */
        .anon-banner {
            display: none;
            position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%);
            background: var(--pri); color: #fff; font-weight: 800; font-size: .92rem;
            padding: 12px 22px; border-radius: 26px;
            box-shadow: 0 6px 22px rgba(0,90,110,.32);
            cursor: pointer; z-index: 1500;
            display: none; align-items: center; gap: 10px;
            font-family: inherit;
        }
        body.auth-anonymous .anon-banner { display: inline-flex; }
        .anon-banner:hover { background: var(--pri-dark); }
        .anon-banner svg { width: 18px; height: 18px; }

        /* ===== AUTH MODAL — login + cadastro =================================== */
        .auth-modal-content { max-width: 420px; }
        .auth-tabs {
            display: flex; gap: 0; border-bottom: 2px solid var(--border-color);
            margin-bottom: 18px;
        }
        .auth-tab {
            flex: 1; padding: 10px 0; background: none; border: none;
            font-family: inherit; font-size: .95rem; font-weight: 800;
            color: var(--muted); cursor: pointer;
            border-bottom: 3px solid transparent;
            transition: color .2s, border-color .2s;
            margin-bottom: -2px;
        }
        .auth-tab:hover { color: var(--text); }
        .auth-tab.active { color: var(--pri); border-bottom-color: var(--pri); }
        .auth-form { display: none; }
        .auth-form.active { display: block; }
        .auth-form .form-group { margin-bottom: 14px; }
        .auth-form label {
            display: block; margin-bottom: 5px; font-size: .8rem;
            font-weight: 700; color: var(--muted);
        }
        .auth-error {
            display: none; padding: 9px 12px; border-radius: 8px;
            background: hsla(0,68%,52%,.1); color: var(--danger);
            font-size: .85rem; font-weight: 600; margin-bottom: 12px;
        }
        .auth-error.visible { display: block; }
        .auth-divider {
            text-align: center; margin: 18px 0 14px;
            font-size: .72rem; font-weight: 800; color: var(--muted);
            text-transform: uppercase; letter-spacing: .8px;
            position: relative;
        }
        .auth-divider::before, .auth-divider::after {
            content: ''; position: absolute; top: 50%; width: 38%;
            height: 1.5px; background: var(--border-color);
        }
        .auth-divider::before { left: 0; }
        .auth-divider::after  { right: 0; }
        .auth-oauth-btn {
            display: flex; align-items: center; justify-content: center; gap: 9px;
            width: 100%; padding: 10px 14px; margin-bottom: 8px;
            border: 1.5px solid var(--border-color); border-radius: 25px;
            background: var(--card-bg); color: var(--text);
            font-family: inherit; font-size: .92rem; font-weight: 700;
            cursor: pointer; transition: background .2s, border-color .2s;
        }
        .auth-oauth-btn:hover { border-color: var(--pri); background: var(--pri-pale); }
        .auth-oauth-btn svg { width: 18px; height: 18px; flex-shrink: 0; }
        .auth-oauth-btn[disabled] { opacity: .55; cursor: not-allowed; }
        .auth-oauth-btn[disabled]:hover { border-color: var(--border-color); background: var(--card-bg); }
        .auth-hint {
            text-align: center; margin-top: 10px;
            font-size: .76rem; color: var(--muted);
        }