:root {
    --bg: #111318;
    --surface: rgba(255,255,255,0.06);
    --surface2: rgba(255,255,255,0.09);
    --border: rgba(255,255,255,0.10);
    --accent: #F02339;
    --accent2: #8A97A4;
    --text: #f0f0f5;
    --text-muted: rgba(255,255,255,0.5);
    --radius: 16px;
    --glass-blur: blur(40px) saturate(1.4);
    --glass-bg: rgba(255,255,255,0.03);
    --glass-border: rgba(255,255,255,0.12);
    --glass-border-light: rgba(255,255,255,0.06);
    --glass-surface: rgba(255,255,255,0.05);
    --glass-hover: rgba(255,255,255,0.08);
    --glass-divider: rgba(255,255,255,0.04);
    --bubble-out: rgba(240,35,57,0.15);
    --bubble-out-border: rgba(240,35,57,0.25);
    --bubble-in: rgba(255,255,255,0.07);
    --bubble-in-border: rgba(255,255,255,0.1);
    --bubble-text: #fff;
    --input-bg: rgba(255,255,255,0.05);
    --input-border: rgba(255,255,255,0.08);
    --overlay-bg: rgba(22,24,30,0.96);
    --overlay-shadow: rgba(0,0,0,0.5);
    --ctx-bg: rgba(22,24,30,0.96);
    --pin-bg: rgba(245,158,11,0.06);
    --pin-border: rgba(245,158,11,0.12);
    --pin-color: #f59e0b;
    --fwd-bg: rgba(168,85,247,0.08);
    --fwd-border: rgba(168,85,247,0.15);
    --fwd-color: #a855f7;
    --reply-color: #3b82f6;
    --edit-color: #f59e0b;
    --code-bg: rgba(18,20,28,0.95);
    --avatar-fallback: rgba(255,255,255,0.08);
    --meta-text: rgba(255,255,255,0.5);
    --meta-light: rgba(255,255,255,0.65);
    --meta-quote: rgba(255,255,255,0.7);
    --meta-quote-border: rgba(255,255,255,0.35);
  }

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

  html {
    background: #111318;
    height: 100%;
  }

  body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #111318;
    background: var(--bg);
    color: var(--text);
    min-height: 100%;
    min-height: 100dvh;
    overflow-x: hidden;
    /* iOS overscroll background fix */
    overscroll-behavior: none;
  }

  body::before {
    content: '';
    position: fixed;
    top: -100px; left: -100px; right: -100px; bottom: -100px;
    background:
      radial-gradient(800px 800px at 85% 10%, rgba(255,45,70,0.09) 0%, transparent 70%),
      radial-gradient(600px 600px at 10% 90%, rgba(59,130,246,0.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    animation: meshDrift 25s ease-in-out infinite;
  }
  @keyframes meshDrift {
    0%,100% { opacity: 1; }
    50% { opacity: 0.7; }
  }










  #login-page {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
  }

  .login-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 48px 44px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 32px 80px var(--overlay-shadow);
    animation: fadeUp 0.5s ease both;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .login-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 36px;
  }

  .login-logo svg { height: 36px; width: auto; }

  .login-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    text-align: center;
    margin-bottom: 32px;
  }

  .field { margin-bottom: 16px; }

  .field label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
  }

  .field input {
    width: 100%;
    background: var(--glass-surface);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    padding: 13px 16px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
  }

  .field input:focus {
    border-color: rgba(255,255,255,0.2);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.04);
  }

  .field input::placeholder { color: rgba(255,255,255,0.25); }

  .btn-login {
    width: 100%;
    margin-top: 8px;
    padding: 14px;
    background: linear-gradient(135deg, var(--accent), #e8192f);
    border: none;
    border-radius: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 4px 20px rgba(240,35,57,0.3);
  }

  .btn-login:hover { transform:translateY(-1px); box-shadow: 0 8px 32px rgba(240,35,57,0.4); }
  .btn-login:active { transform: scale(0.98); }

  .login-error {
    margin-top: 14px;
    padding: 11px 14px;
    background: rgba(240,35,57,0.1);
    border: 1px solid rgba(240,35,57,0.25);
    border-radius: 8px;
    font-size: 13px;
    color: #ff6b7a;
    text-align: center;
    display: none;
  }

  .login-hint {
    margin-top: 20px;
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
  }

  #app-page {
    display: none;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
    z-index: 1;
  }

  .header {
    background: rgba(17,19,24,0.7);
    backdrop-filter: blur(60px) saturate(1.5);
    -webkit-backdrop-filter: blur(60px) saturate(1.5);
    border-bottom: 1px solid var(--glass-border-light);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .header .nav-tabs {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }

  .header-logo svg { height: 28px; width: auto; }

  .header-right { display: flex; align-items: center; gap: 16px; }

  .user-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px 6px 8px;
    background: var(--glass-surface);
    border: 1px solid var(--glass-border-light);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
  }

  .user-avatar {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #ff6b81);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 800; color: #fff;
  }

  .btn-logout {
    padding: 7px 16px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
  }

  .btn-logout:hover { border-color: var(--accent); color: var(--accent); }

  .nav-tabs {
    display: flex;
    gap: 2px;
    background: var(--glass-surface);
    border-radius: 12px;
    padding: 3px;
    border: 1px solid var(--glass-border-light);
  }

  .nav-tab {
    padding: 7px 16px;
    font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 500;
    color: var(--text-muted);
    background: none; border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex; align-items: center; gap: 6px;
    border-radius: 10px;
    white-space: nowrap;
  }

  .nav-tab:hover { color: var(--text); background: var(--glass-surface); }
  .nav-tab.active { color: var(--text); background: rgba(255,255,255,0.08); box-shadow: 0 1px 4px rgba(0,0,0,0.2); }
  .nav-tab .tab-icon { font-size: 14px; }


  /* MESSAGES */
  #msg-messages::-webkit-scrollbar { width: 4px; }
  #msg-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
  #msg-dialogs-list::-webkit-scrollbar { width: 4px; }
  #msg-dialogs-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
  .msg-bubble-out { background: var(--accent); color: #fff; border-radius: 14px 14px 4px 14px; padding: 9px 14px; max-width: 65%; align-self: flex-end; }

  .announce-card { background:var(--input-bg);backdrop-filter:blur(40px) saturate(1.4);-webkit-backdrop-filter:blur(40px) saturate(1.4);border:1px solid rgba(255,255,255,0.09);border-radius:16px;padding:22px 24px;transition:all .3s cubic-bezier(0.4,0,0.2,1); }
  .announce-card::before { content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent); }
  .announce-card:hover { background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.14);transform:translateY(-2px);box-shadow:0 8px 32px rgba(0,0,0,0.25); }
  .announce-card.important { border-left:3px solid #f59e0b; }
  .announce-card.urgent { border-left:3px solid #F02339; }
  .announce-card.normal { border-left:3px solid #3b82f6; }
  .announce-meta { font-size:11.5px;color:rgba(255,255,255,0.45);display:flex;align-items:center;gap:12px;margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,0.08); }

  .msg-bubble-in  { background: var(--surface2); color: var(--text); border-radius: 14px 14px 14px 4px; padding: 9px 14px; max-width: 65%; align-self: flex-start; }
  .msg-bubble-sys { background: transparent; color: var(--text-muted); font-size: 11px; align-self: center; }
  .msg-time { font-size: 10px; opacity: .6; margin-top: 3px; }
  .msg-sender { font-size: 10.5px; font-weight: 700; opacity: .75; margin-bottom: 2px; }
  .msg-dialog-item { padding: 10px 16px; cursor: pointer; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; transition: .15s; }
  .msg-dialog-item:hover { background: var(--surface2); }
  .msg-dialog-item.active { background: var(--surface2); }

  .content { flex: 1; padding: 28px 32px; overflow-y: auto; }


  /* ── MESSAGES ── */
  .msg-contact { padding:10px 14px; cursor:pointer; display:flex; align-items:center; gap:10px; border-radius:0; transition:.15s; border-left:3px solid transparent; }
  .msg-contact:hover { background:var(--surface2); }
  .msg-contact.active { background:var(--surface2); border-left-color:var(--accent); }
  .msg-contact-avatar { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:14px; font-weight:800; color:#fff; flex-shrink:0; }
  .msg-contact-info { flex:1; min-width:0; }
  .msg-contact-name { font-size:13px; font-weight:600; color:var(--text); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .msg-contact-last { font-size:11px; color:var(--text-muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; margin-top:2px; }
  .msg-unread-dot { width:8px; height:8px; border-radius:50%; background:var(--accent); flex-shrink:0; }
  .msg-bubble-wrap { display:flex; flex-direction:column; max-width:65%; }
  .msg-bubble-wrap.mine { align-self:flex-end; align-items:flex-end; }
  .msg-bubble-wrap.theirs { align-self:flex-start; align-items:flex-start; }
  .msg-bubble { padding:9px 14px; border-radius:16px; font-size:13px; line-height:1.5; word-break:break-word; }
  .msg-bubble.mine { background:linear-gradient(135deg, var(--accent), #e8192f); color:#fff; border-bottom-right-radius:4px; }
  .msg-bubble.theirs { background:var(--glass-surface); color:var(--text); border-bottom-left-radius:4px; border:1px solid var(--glass-border-light); }
  .msg-time { font-size:10px; color:var(--text-muted); margin-top:3px; padding:0 4px; }
  .msg-empty { display:flex; flex-direction:column; align-items:center; justify-content:center; height:100%; gap:8px; color:var(--text-muted); }
  .msg-empty-icon { font-size:40px; opacity:.2; }


  /* Messages */
  .msg-contact{display:flex;align-items:center;gap:10px;padding:12px 14px;cursor:pointer;border-bottom:1px solid rgba(255,255,255,0.04);transition:.2s}
  .msg-contact:hover{background:rgba(255,255,255,0.03)}
  .msg-contact.active{background:rgba(255,45,70,0.06);border-left:3px solid var(--accent)}
  .msg-avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;flex-shrink:0}
  .msg-contact-info{flex:1;min-width:0}
  .msg-contact-name{font-size:13px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .msg-contact-preview{font-size:11.5px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
  .msg-contact-unread{background:#F02339;color:#fff;font-size:10px;font-weight:800;border-radius:10px;padding:2px 7px;flex-shrink:0}
  .msg-bubble{max-width:65%;padding:10px 14px;border-radius:16px;font-size:13px;line-height:1.5;word-break:break-word}
  .msg-bubble.out{background:linear-gradient(135deg, #F02339, #e8192f);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
  .msg-bubble.in{background:var(--glass-surface);color:var(--text);align-self:flex-start;border-bottom-left-radius:4px;border:1px solid rgba(255,255,255,0.06)}
  .msg-time{font-size:10.5px;opacity:.6;margin-top:3px;text-align:right}
  .msg-bubble.in .msg-time{text-align:left}
  .msg-wrap{display:flex;flex-direction:column}
  .msg-wrap.out{align-items:flex-end}
  .msg-wrap.in{align-items:flex-start}

  /* TRAINING MODULE */
  .tr-role-tab {
    padding: 9px 18px; font-size: 13px; font-weight: 600;
    color: var(--text-muted); background: none; border: none;
    cursor: pointer; transition: all 0.25s; border-radius: 10px;
    display: inline-flex; align-items: center; gap: 7px;
  }
  .tr-role-tab:hover { color: var(--text); background: var(--glass-surface); }
  .tr-role-tab.active { color: var(--text); background: rgba(255,255,255,0.08); box-shadow: 0 1px 4px rgba(0,0,0,0.2); }

  .tr-sec-btn {
    padding: 8px 18px; background: var(--glass-surface); border: 1px solid var(--glass-border-light);
    border-radius: 10px; font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 600; color: var(--text-muted);
    cursor: pointer; transition: all 0.2s;
  }
  .tr-sec-btn:hover { border-color: rgba(255,255,255,0.12); color: var(--text); }
  .tr-sec-btn.active { background: rgba(255,45,70,0.1); border-color: rgba(255,45,70,0.25); color: #fff; }

  .tr-admin-btn {
    padding: 8px 16px; background: rgba(240,35,57,0.1); border: 1px solid rgba(240,35,57,0.3);
    border-radius: 10px; font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 700; color: var(--accent);
    cursor: pointer; transition: all 0.2s;
  }
  .tr-admin-btn:hover { background: var(--accent); color: #fff; }

  .tr-add-btn {
    padding: 9px 18px; background: linear-gradient(135deg, var(--accent), #e8192f); border: none;
    border-radius: 12px; font-family: 'Outfit', sans-serif;
    font-size: 13px; font-weight: 700; color: #fff; cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
  }
  .tr-add-btn:hover { transform:translateY(-1px); box-shadow: 0 6px 24px rgba(255,45,70,0.15); }

  .tr-field { margin-bottom: 14px; }
  .tr-field label {
    display: block; font-size: 11px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; font-family: monospace;
  }
  .tr-field input, .tr-field select, .tr-field textarea {
    width: 100%; background: var(--glass-surface); border: 1px solid var(--glass-border-light);
    border-radius: 10px; padding: 10px 14px; font-family: 'Outfit', sans-serif;
    font-size: 14px; color: var(--text); outline: none; transition: border-color 0.2s; resize: vertical;
  }
  .tr-field input:focus, .tr-field select:focus, .tr-field textarea:focus { border-color: rgba(255,255,255,0.2); }
  .tr-field select option { background: rgba(20,20,30,0.9); }

  .nav-tab-admin, .nav-tab-mod {
    background: rgba(240,35,57,0.08) !important;
    border: 1px solid rgba(240,35,57,0.2) !important;
    border-radius: 10px !important;
  }
  .nav-tab-admin:hover { background: rgba(240,35,57,0.15) !important; }
  .nav-tab-mod {
    background: rgba(168,85,247,0.08) !important;
    border-color: rgba(168,85,247,0.2) !important;
  }
  .nav-tab-mod:hover { background: rgba(168,85,247,0.15) !important; }

  .adm-nav-tab {
    padding: 12px 18px; font-size: 13px; font-weight: 600;
    color: var(--text-muted); background: none; border: none;
    cursor: pointer; transition: all 0.25s; border-radius: 10px;
  }
  .adm-nav-tab:hover { color: var(--text); background: var(--glass-surface); }
  .adm-nav-tab.active { color: var(--text); background: rgba(255,255,255,0.08); }
  .tr-table { width: 100%; border-collapse: collapse; }
  .tr-table th {
    font-size: 11px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.08em;
    padding: 10px 16px; text-align: left;
    border-bottom: 1px solid var(--glass-border-light); background: rgba(255,255,255,0.02); font-family: monospace;
  }
  .tr-table td { padding: 12px 16px; font-size: 13px; border-bottom: 1px solid rgba(255,255,255,0.04); }
  .tr-table tr:last-child td { border-bottom: none; }
  .tr-table tr:hover td { background: rgba(255,255,255,0.03); }

  .rte-btn {
    padding: 5px 9px; background: var(--glass-surface); border: 1px solid var(--glass-border-light);
    border-radius: 6px; font-family: 'Outfit', sans-serif; font-size: 13px;
    color: var(--text); cursor: pointer; transition: all 0.15s; line-height: 1;
  }
  .rte-btn:hover { background: #242838; border-color: rgba(255,255,255,0.1); }


  #ann-editor h2 { font-size:17px; font-weight:800; margin:14px 0 6px; color:#eaedf3; }
  #ann-editor h3 { font-size:14px; font-weight:700; margin:12px 0 4px; color:#eaedf3; }
  #ann-editor p  { margin-bottom:8px; }
  #ann-editor ul, #ann-editor ol { padding-left:20px; margin-bottom:8px; }
  #ann-editor li { margin-bottom:4px; }
  #ann-editor hr { border:none; border-top:1px solid rgba(255,255,255,0.08); margin:12px 0; }

  .kb-article-body { color: #eaedf3; }
  .kb-article-body p { margin:0 0 6px 0; line-height:1.5; }
  .kb-article-body p:last-child { margin-bottom:0; }
  .kb-article-body ul,.kb-article-body ol { padding-left:0; margin:0 0 6px 0; list-style-position:inside; }
  .kb-article-body li { margin:0; padding:0; line-height:1.5; }
  .kb-article-body h1,.kb-article-body h2 { font-size:17px; font-weight:800; margin:14px 0 6px; }
  .kb-article-body h3 { font-size:14px; font-weight:700; margin:12px 0 4px; }
  .kb-article-body hr { border:none; border-top:1px solid var(--border); margin:12px 0; }
  #tr-a-editor h2 { font-size:17px; font-weight:800; margin:14px 0 6px; color:#eaedf3; }
  #tr-a-editor h3 { font-size:14px; font-weight:700; margin:12px 0 4px; color:#eaedf3; }
  #tr-a-editor p  { margin-bottom:8px; }
  #tr-a-editor ul, #tr-a-editor ol { padding-left:20px; margin-bottom:8px; }
  #tr-a-editor li { margin-bottom:4px; }
  #tr-a-editor hr { border:none; border-top:1px solid rgba(255,255,255,0.08); margin:12px 0; }
  #tr-a-editor img, #ann-editor img, .kb-article-body img {
    max-width:100%; border-radius:8px; margin:8px 0;
  }
  .img-left { float:left; margin:4px 16px 8px 0 !important; max-width:50% !important; }
  .img-right { float:right; margin:4px 0 8px 16px !important; max-width:50% !important; }
  .img-center { display:block; margin:8px auto !important; }
  .img-full { display:block; width:100% !important; max-width:100% !important; margin:8px 0 !important; }
  .kb-article-body::after, #tr-a-editor::after, #ann-editor::after { content:''; display:table; clear:both; }
  .article-link { color:#3b82f6; text-decoration:underline; cursor:pointer; font-weight:600; }
  #tr-a-editor table { border-collapse:collapse; width:100%; margin:10px 0; }
  #tr-a-editor td, #tr-a-editor th { border:1px solid var(--input-border); padding:7px 10px; font-size:13px; }
  #tr-a-editor th { background:var(--surface); font-weight:700; }
  /* Expandable stats row */
  .stats-detail { background: #131620; border-top: 1px solid var(--border); }

  .adm-tab {
    padding: 9px 18px 13px; font-size: 13px; font-weight: 700;
    color: var(--text-muted); background: none; border: none;
    border-bottom: 2px solid transparent; margin-bottom: -1px;
    cursor: pointer; transition: all 0.2s; font-family: 'Outfit', sans-serif;
  }
  .adm-tab:hover { color: var(--text); }
  .adm-tab.active { color: var(--text); border-bottom-color: var(--accent); }

  .adm-tr-tab {
    padding: 7px 14px; background: var(--glass-surface); border: 1px solid var(--glass-border-light);
    border-radius: 10px; font-family: 'Outfit', sans-serif;
    font-size: 12px; font-weight: 600; color: var(--text-muted); cursor: pointer; transition: all 0.2s;
  }
  .adm-tr-tab:hover { border-color: rgba(255,255,255,0.12); color: var(--text); }
  .adm-tr-tab.active { background: rgba(240,35,57,0.1); border-color: rgba(240,35,57,0.25); color: var(--text); }

  .tab-panel { display: none; }
  .tab-panel.active { display: block; animation: fadeUp 0.3s ease both; }


  /* AI Chat */
  .ai-msg { display:flex; gap:8px; align-items:flex-end; }
  .ai-msg.user { flex-direction:row-reverse; }
  .ai-avatar { width:28px; height:28px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:12px; font-weight:800; flex-shrink:0; }
  .ai-bubble { max-width:82%; padding:12px 16px; border-radius:16px; font-size:13.5px; line-height:1.5; word-break:break-word; }
  .ai-bubble.user { background:var(--bubble-out); color:var(--bubble-text); border-bottom-right-radius:4px; font-size:13.5px; border:1px solid var(--bubble-out-border); backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px); }
  .ai-bubble.assistant { background:var(--bubble-in); color:var(--text); border-bottom-left-radius:4px; border:1px solid var(--bubble-in-border); backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px); }
  .ai-bubble.assistant h1,.ai-bubble.assistant h2,.ai-bubble.assistant h3 { font-size:13.5px; font-weight:700; margin:8px 0 4px; }
  .ai-bubble.assistant p { margin:0 0 4px 0; line-height:1.45; }
  .ai-bubble.assistant p:last-child { margin-bottom:0; }
  .ai-bubble.assistant ul,.ai-bubble.assistant ol { padding-left:0; margin:0 0 4px 0; list-style-position:inside; }
  .ai-bubble.assistant li { margin:0; padding:0; line-height:1.45; }
  .ai-bubble.assistant code { background:var(--code-bg); border-radius:4px; padding:1px 5px; font-family:'Courier New',monospace; font-size:12.5px; }
  .ai-bubble.assistant pre { background:var(--code-bg); border-radius:8px; padding:12px; overflow-x:auto; margin:8px 0; }
  .ai-bubble.assistant pre code { background:none; padding:0; }
  .ai-typing { display:flex; gap:4px; align-items:center; height:20px; }
  .ai-typing span { width:6px; height:6px; background:var(--text-muted); border-radius:50%; animation:aiDot 1.2s infinite; flex-shrink:0; }
  .ai-typing span:nth-child(2) { animation-delay:.2s; }
  .ai-typing span:nth-child(3) { animation-delay:.4s; }
  @keyframes aiDot { 0%,60%,100%{opacity:.3} 30%{opacity:1} }
  .ai-quick-btn { width:100%;text-align:left;padding:8px 12px;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,0.04);border-radius:0;font-size:11.5px;color:var(--text-muted);cursor:pointer;font-family:inherit;transition:.2s;line-height:1.4; }
  .ai-quick-btn:hover { color:var(--text);background:var(--glass-surface); }

  .stub-card {
    max-width: 560px;
    margin: 60px auto;
    text-align: center;
    padding: 60px 40px;
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 24px;
  }

  .stub-icon {
    width: 72px; height: 72px;
    background: var(--glass-surface);
    border: 1px solid var(--glass-border-light);
    border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    font-size: 32px;
    margin: 0 auto 24px;
  }

  .stub-title { font-size: 22px; font-weight: 800; margin-bottom: 12px; }

  .stub-text {
    font-size: 15px; color: var(--text-muted);
    line-height: 1.6; margin-bottom: 28px;
  }

  .stub-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px;
    background: rgba(240,35,57,0.1);
    border: 1px solid rgba(240,35,57,0.2);
    border-radius: 999px;
    font-size: 13px; font-weight: 700; color: var(--accent);
  }

  .stub-badge::before {
    content: '';
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 1.5s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.8); }
  }
  /* Disk */
  .disk-nav-item {
    display:flex;align-items:center;gap:10px;padding:9px 20px;
    color:rgba(255,255,255,0.45);cursor:pointer;transition:all .2s;
  }
  .disk-nav-item:hover { color:var(--text);background:var(--glass-bg); }
  .disk-nav-item.active { color:var(--text);background:rgba(255,45,70,0.06);border-left:2px solid var(--accent); }

  /* ═══ RESPONSIVE ═══ */

  /* Tablet */
  @media (max-width: 1024px) {
    .header { padding: 0 16px; }
    .header .nav-tabs { position: static; transform: none; }
    .content { padding: 20px 16px; }
    .header-logo svg { height: 22px; }
  }

  /* Mobile */
  @media (max-width: 768px) {
    /* ── iOS/Android safe areas ── */
    body { padding-top:env(safe-area-inset-top); padding-bottom:env(safe-area-inset-bottom); -webkit-text-size-adjust:100%; }
    * { -webkit-tap-highlight-color:transparent; }
    input,select,textarea { font-size:16px!important; } /* Prevent iOS zoom on focus */

    /* ── Header ── */
    .header {
      flex-wrap:wrap; height:auto; padding:8px 12px; gap:6px;
      padding-top:calc(8px + env(safe-area-inset-top));
    }
    .header-logo svg { height:20px; }
    .header .nav-tabs {
      position:static; transform:none; order:3; width:100%;
      overflow-x:auto; -webkit-overflow-scrolling:touch;
      scrollbar-width:none; padding:2px; gap:0;
      justify-content:center;
    }
    .header .nav-tabs::-webkit-scrollbar { display:none; }
    .nav-tab { padding:8px 14px; font-size:12px; white-space:nowrap; flex-shrink:0; gap:5px; }
    .nav-tab .tab-text { display:none; }
    .nav-tab .tab-icon { font-size:16px; }
    .header-right { gap:6px; }
    .nav-tab-admin, .nav-tab-mod { border:none!important; background:transparent!important; }
    .btn-logout { padding:5px 10px; font-size:11px; }
    .user-badge { padding:4px 8px 4px 4px; }
    #user-name { font-size:11px!important; }
    #user-role-badge { font-size:9px!important; }
    .user-avatar { width:28px; height:28px; font-size:11px; }

    /* ── Content ── */
    .content { padding:12px 8px; }

    /* ── Login ── */
    .login-card { padding:28px 20px; border-radius:18px; max-width:100%; margin:0 12px; }
    .login-title { font-size:18px!important; }

    /* ── Home / Announcements ── */
    #announce-list { grid-template-columns:1fr!important; }
    .announce-card { border-radius:12px!important; }

    /* ── Messages — Telegram style ── */
    #panel-messages > div { height:calc(100dvh - 130px)!important; border-radius:12px!important; position:relative!important; overflow:hidden!important; }
    #msg-sidebar {
      position:absolute!important; left:0; top:0; bottom:0; width:100%!important;
      z-index:50; transition:transform .3s ease; background:var(--bg)!important;
      transform:translateX(0);
    }
    #msg-sidebar.hidden { transform:translateX(-100%); }
    #msg-burger { display:inline-flex!important; }
    #msg-footer { padding:8px 10px!important; padding-bottom:calc(8px + env(safe-area-inset-bottom))!important; }
    #msg-body { padding:12px!important; }

    /* ── AI Chat — Telegram style ── */
    #panel-ai > div { height:calc(100dvh - 130px)!important; border-radius:12px!important; position:relative!important; overflow:hidden!important; }
    #ai-sidebar {
      position:absolute!important; left:0; top:0; bottom:0; width:100%!important;
      z-index:50; transition:transform .3s ease; background:var(--bg)!important;
      transform:translateX(0);
    }
    #ai-sidebar.hidden { transform:translateX(-100%); }
    #ai-chat-header { display:flex!important; }

    .ai-msg { gap:6px; }
    .ai-avatar { width:24px; height:24px; font-size:10px; }
    .ai-bubble { max-width:90%; padding:10px 12px; font-size:13px; }

    /* ── Disk — hide sidebar ── */
    #panel-disk > div { height:calc(100dvh - 130px)!important; border-radius:12px!important; }
    #panel-disk [style*="width:220px"] { display:none!important; }

    /* ── KP Calculator ── */
    #panel-calc .main-layout { grid-template-columns:1fr!important; }
    #panel-calc .live-panel { position:static!important; max-height:none!important; }
    #panel-calc .card { padding:12px 14px; }
    #panel-calc .sel-grid { grid-template-columns:1fr 1fr!important; }

    /* ── Modals ── */
    #announce-detail-inner, #kb-article-modal-inner, #test-modal-inner {
      max-width:100%!important; margin:60px auto 16px!important; padding:0 8px!important;
    }
    #announce-modal > div, #adm-modal-user > div, #tr-modal-article > div {
      max-width:100%!important; margin:8px!important; border-radius:14px!important;
      max-height:90vh!important; overflow-y:auto!important;
    }

    /* ── Training ── */
    .tr-role-tab { padding:7px 12px; font-size:12px; }
    .tr-sec-btn { padding:6px 12px; font-size:12px; }
    #tr-role-tabs { overflow-x:auto; scrollbar-width:none; flex-wrap:nowrap!important; }
    #tr-role-tabs::-webkit-scrollbar { display:none; }

    /* ── Admin/Mod panels ── */
    #admin-panel-overlay, #mod-panel-overlay { padding-top:env(safe-area-inset-top)!important; }
    .tr-table-wrap { overflow-x:auto; -webkit-overflow-scrolling:touch; }
    .tr-table { min-width:500px; }
    #admin-panel-overlay [style*="padding:14px 28px"] { padding:10px 12px!important; }

    /* ── User dropdown ── */
    #user-dropdown { width:260px!important; right:-20px!important; }

    /* ── Emoji picker ── */
    #msg-emoji-picker { width:220px!important; right:-40px!important; }

    /* ── Forward modal ── */
    #msg-forward-modal > div { width:90%!important; max-width:300px; }
  }

  /* ── Small phones (< 480px) ── */
  @media (max-width: 480px) {
    .header { padding:6px 8px; }
    .nav-tab { padding:8px 10px; font-size:11px; }
    .content { padding:10px 6px; }
    .login-card { padding:24px 16px; }
    #panel-calc .form-row, #panel-calc .form-row.three { grid-template-columns:1fr!important; }
    #panel-calc .sel-grid { grid-template-columns:1fr!important; }
    #panel-calc .btn-row { flex-direction:column; }
    #panel-calc .btn { width:100%; }
    #panel-calc .info-grid { grid-template-columns:1fr!important; }
  }

  /* Glass scrollbars */
  ::-webkit-scrollbar { width: 6px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
  ::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ═══════════════════════════════════════
   KP GENERATOR STYLES (scoped to #panel-calc)
   ═══════════════════════════════════════ */
#panel-calc{position:relative;z-index:1;max-width:1600px;margin:0 auto;padding:0 12px}
#panel-calc.active{display:flex!important;flex-direction:column;height:calc(100vh - 80px);overflow:hidden}
#panel-calc .steps-bar{flex-shrink:0}
#panel-calc .main-layout{display:grid;grid-template-columns:1fr 380px;gap:16px;align-items:start;flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding-bottom:12px}
#panel-calc .main-layout::-webkit-scrollbar{width:4px}
#panel-calc .main-layout::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:4px}
#panel-calc .steps-bar{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:12px;flex-wrap:wrap}
#panel-calc .step-dot{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;border:2px solid var(--border);color:rgba(255,255,255,0.3);background:var(--surface);cursor:pointer;transition:all .3s}
#panel-calc .step-dot.active{border-color:var(--accent);color:#fff;background:var(--accent);box-shadow:0 0 16px rgba(240,35,57,0.15)}
#panel-calc .step-dot.done{border-color:#4ade80;color:#4ade80;background:rgba(74,222,128,0.1)}
#panel-calc .step-line{width:20px;height:2px;background:var(--border);border-radius:1px}
#panel-calc .step-line.done{background:#4ade80}
#panel-calc .panel{display:none;animation:kpFadeIn .3s ease}
#panel-calc .panel.active{display:block}
@keyframes kpFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
#panel-calc .card{background:var(--input-bg);backdrop-filter:blur(40px) saturate(1.4);-webkit-backdrop-filter:blur(40px) saturate(1.4);border:1px solid rgba(255,255,255,0.09);border-radius:16px;padding:18px 20px;margin-bottom:10px}
#panel-calc .card-sm{padding:14px 18px}
#panel-calc .card-title{font-size:15px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
#panel-calc .card-title .icon{font-size:16px}
#panel-calc .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:10px}
#panel-calc .form-row.three{grid-template-columns:1fr 1fr 1fr}
#panel-calc .form-row.full{grid-template-columns:1fr}
#panel-calc .form-group{display:flex;flex-direction:column;gap:4px}
#panel-calc .form-group label{font-size:11px;font-weight:600;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.05em}
#panel-calc .form-group select,#panel-calc .form-group input{background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.09);border-radius:8px;padding:9px 12px;color:#f0f0f5;font-family:inherit;font-size:13px;outline:none;transition:border-color .2s,box-shadow .2s}
#panel-calc .form-group select:focus,#panel-calc .form-group input:focus{border-color:#F02339;box-shadow:0 0 0 3px rgba(240,35,57,0.08)}
#panel-calc .form-group select{cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:26px}
#panel-calc .form-group select option{background:#1a1d26;color:#fff}
#panel-calc .form-group input[type="number"]{-moz-appearance:textfield}
#panel-calc .chk-row{display:flex;align-items:center;gap:8px;padding:4px 0}
#panel-calc .chk-row input[type="checkbox"]{width:16px;height:16px;accent-color:#F02339;cursor:pointer;flex-shrink:0}
#panel-calc .chk-row label{font-size:13px;cursor:pointer;flex:1;min-width:0}
#panel-calc .chk-row .chk-input{width:90px;padding:6px 8px;font-size:12px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.09);border-radius:6px;color:#f0f0f5;font-family:inherit;outline:none}
#panel-calc .chk-row .chk-unit{font-size:10px;color:rgba(255,255,255,0.3);margin-left:2px;flex-shrink:0}
#panel-calc .chk-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px 16px}
#panel-calc .sel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-bottom:8px}
#panel-calc .sel-card{background:var(--input-bg);border:2px solid rgba(255,255,255,0.09);border-radius:12px;padding:16px 10px;cursor:pointer;transition:all .25s;text-align:center;word-break:break-word;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
#panel-calc .sel-card:hover{border-color:rgba(255,255,255,0.18);background:rgba(255,255,255,0.08);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.2)}
#panel-calc .sel-card.selected{border-color:#F02339;background:rgba(240,35,57,0.1);box-shadow:0 0 20px rgba(240,35,57,0.15)}
#panel-calc .sel-card.selected i{opacity:1;color:#F02339}
#panel-calc .sel-card .sel-name{font-size:12px;font-weight:700;margin-bottom:2px;line-height:1.3}
#panel-calc .sel-card .sel-sub{font-size:10px;color:rgba(255,255,255,0.5)}
#panel-calc .btn-row{display:flex;gap:10px;margin-top:12px;justify-content:flex-end}
#panel-calc .btn{padding:10px 24px;border-radius:10px;font-family:inherit;font-size:13px;font-weight:600;border:none;cursor:pointer;transition:all .2s}
#panel-calc .btn-primary{background:#F02339;color:#fff;box-shadow:0 4px 14px rgba(240,35,57,0.15)}
#panel-calc .btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(240,35,57,0.25)}
#panel-calc .btn-secondary{background:rgba(255,255,255,0.08);color:#f0f0f5;border:1px solid rgba(255,255,255,0.09)}
#panel-calc .btn-secondary:hover{background:rgba(255,255,255,0.11)}
#panel-calc .btn-sm{padding:5px 12px;font-size:10px;border-radius:6px}
#panel-calc .info-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
#panel-calc .info-item{background:rgba(255,255,255,0.08);border-radius:10px;padding:9px 12px}
#panel-calc .info-item .info-label{font-size:10px;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:2px}
#panel-calc .info-item .info-value{font-size:15px;font-weight:700}
#panel-calc .info-item .info-value.accent{color:#F02339}
#panel-calc .info-item .info-value.green{color:#4ade80}
#panel-calc .live-panel{position:sticky;top:0;max-height:calc(100vh - 120px);overflow-y:auto}
#panel-calc .live-panel::-webkit-scrollbar{width:3px}
#panel-calc .live-panel::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.08);border-radius:3px}
#panel-calc .live-card{background:var(--input-bg);backdrop-filter:blur(40px) saturate(1.4);-webkit-backdrop-filter:blur(40px) saturate(1.4);border:1px solid rgba(255,255,255,0.09);border-radius:16px;padding:16px 18px;margin-bottom:10px}
#panel-calc .live-card h3{font-size:13px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:6px;color:rgba(255,255,255,0.5)}
#panel-calc .live-row{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px solid rgba(255,255,255,0.04);font-size:12px}
#panel-calc .live-row:last-child{border-bottom:none}
#panel-calc .live-row .lr-label{color:rgba(255,255,255,0.5)}
#panel-calc .live-row .lr-value{font-weight:600;text-align:right}
#panel-calc .live-row .lr-value.accent{color:#F02339}
#panel-calc .live-row .lr-value.green{color:#4ade80}
#panel-calc .live-row .lr-value.orange{color:#fb923c}
#panel-calc .live-total{margin-top:8px;padding:10px;background:rgba(240,35,57,0.08);border-radius:10px;text-align:center}
#panel-calc .live-total .lt-label{font-size:10px;color:rgba(255,255,255,0.5);text-transform:uppercase;letter-spacing:0.06em}
#panel-calc .live-total .lt-value{font-size:20px;font-weight:800;color:#4ade80;margin-top:2px}
#panel-calc .live-total .lt-sub{font-size:11px;color:rgba(255,255,255,0.5);margin-top:1px}
#panel-calc .rate-badge{display:inline-flex;align-items:center;gap:5px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.09);border-radius:16px;padding:5px 12px;font-size:11px;font-weight:600}
#panel-calc .rate-badge .dot{width:5px;height:5px;border-radius:50%;background:#4ade80;animation:kpPulse 2s infinite}
@keyframes kpPulse{0%,100%{opacity:1}50%{opacity:0.4}}
#panel-calc .preview-table{width:100%;border-collapse:collapse;margin-top:8px;font-size:11px}
#panel-calc .preview-table th{text-align:left;padding:6px 8px;background:rgba(255,255,255,0.08);border-bottom:1px solid rgba(255,255,255,0.09);font-weight:600;color:rgba(255,255,255,0.5);font-size:9px;text-transform:uppercase;letter-spacing:0.05em}
#panel-calc .preview-table td{padding:5px 8px;border-bottom:1px solid rgba(255,255,255,0.04)}
#panel-calc .preview-table .row-total{background:rgba(240,35,57,0.08)}
#panel-calc .preview-table .row-total td{font-weight:700;color:#F02339;font-size:12px}
#panel-calc .preview-table .num{text-align:right;font-variant-numeric:tabular-nums}
#panel-calc .spec-table{width:100%;border-collapse:collapse;font-size:10.5px}
#panel-calc .spec-table td{padding:4px 6px;border-bottom:1px solid rgba(255,255,255,0.04)}
#panel-calc .spec-table td:first-child{color:rgba(255,255,255,0.5);width:55%}
#panel-calc .spec-table td:last-child{font-weight:600;text-align:right}
#panel-calc .hint{font-size:10px;color:#F02339;margin-top:3px;display:none}
#panel-calc .hint.show{display:block}
#panel-calc .sum-text{font-size:10px;color:rgba(255,255,255,0.5);margin-top:4px;font-style:italic}
#panel-calc .print-header{display:none}
@media(max-width:1024px){#panel-calc .main-layout{grid-template-columns:1fr}}
@media(max-width:768px){#panel-calc .form-row,#panel-calc .form-row.three{grid-template-columns:1fr}#panel-calc .info-grid{grid-template-columns:1fr}#panel-calc .sel-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){#panel-calc .sel-grid{grid-template-columns:1fr}#panel-calc .btn-row{flex-direction:column}#panel-calc .btn{width:100%}}
@media print{#panel-calc .card{background:#fff!important;border:1px solid #ddd!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}#panel-calc .info-item{background:#f5f5f5!important}#panel-calc .info-item .info-label{color:#666}#panel-calc .info-item .info-value{color:#111}#panel-calc .preview-table th{background:#eee!important}#panel-calc .preview-table .row-total{background:#fff3f3!important}#panel-calc .spec-table td{color:#111}#panel-calc .print-header{display:block!important}}
#panel-calc #kp-document{max-width:900px;margin:0 auto;padding:20px 24px}
#panel-calc #kp-document .spec-table td:first-child{width:30px;color:rgba(255,255,255,0.3);text-align:center}
#panel-calc #kp-document .spec-table td:nth-child(2){width:auto}
#panel-calc #kp-document .spec-table td:last-child{width:180px}
body.modal-open {
  overflow: hidden;
  overscroll-behavior: none;
  -webkit-overflow-scrolling: auto;
}

#panel-messages > div { max-width:900px; margin:0 auto; }


#panel-ai > div { max-width:900px; margin:0 auto; }


#panel-messages > div { max-width:1200px; margin:0 auto; }


#panel-ai > div { max-width:1200px; margin:0 auto; }