/* ============================================================================
   GC Marketing Assistant — modern chat UI (light/dark), full-bleed app takeover
   ========================================================================== */

#gcomg-app, #gcomg-app * { box-sizing: border-box; }

#gcomg-app {
  /* GoldenComm brand palette — light theme (default)
     gold #f9bd15 · black #1d1d1f · light-grey #f5f5f5 · dark-blue #004e7d · blue #00a0ff */
  --bg:        #ffffff;
  --surface:   #f5f5f5;   /* gc-light-grey */
  --surface-2: #ececec;
  --panel:     #ffffff;
  --text:      #1d1d1f;   /* gc-black */
  --muted:     #666a6f;
  --border:    #e3e3e3;   /* softened gc-grey */
  --accent:    #f9bd15;   /* gc-gold */
  --accent-2:  #ffcf3f;   /* gold hover */
  --accent-ink:#1d1d1f;
  --link:      #004e7d;   /* gc-dark-blue */
  --user-bubble:#f0f0f0;
  --danger:    #d13b3b;
  --ok:        #1e9e6a;
  --shadow:    0 1px 3px rgba(0,0,0,.08), 0 8px 30px rgba(0,0,0,.06);
  --radius:    14px;
  --sidebar-w: 288px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

#gcomg-app[data-theme="dark"] {
  --bg:        #1d1d1f;   /* gc-black */
  --surface:   #252528;
  --surface-2: #2f2f33;
  --panel:     #202023;
  --text:      #f5f5f5;   /* gc-light-grey */
  --muted:     #9d9da6;
  --border:    #333333;   /* gc-darkest-grey */
  --link:      #00a0ff;   /* gc-blue */
  --user-bubble:#2a2a2e;
  --shadow:    0 1px 3px rgba(0,0,0,.4), 0 12px 40px rgba(0,0,0,.4);
}
@media (prefers-color-scheme: dark) {
  #gcomg-app:not([data-theme="light"]) {
    --bg:#1d1d1f; --surface:#252528; --surface-2:#2f2f33; --panel:#202023;
    --text:#f5f5f5; --muted:#9d9da6; --border:#333333; --link:#00a0ff; --user-bubble:#2a2a2e;
    --shadow:0 1px 3px rgba(0,0,0,.4), 0 12px 40px rgba(0,0,0,.4);
  }
}

/* ── App takeover shell ───────────────────────────────────────────────────── */
.gcomg-appwrap {
  position: fixed; inset: 0; z-index: 100000;
  display: flex; background: var(--bg); color: var(--text);
  font-family: var(--font); font-size: 15px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.gcomg-boot { position:absolute; inset:0; display:grid; place-items:center; background:var(--bg); }
.gcomg-boot__spinner, .gcomg-spinner {
  width:34px; height:34px; border-radius:50%;
  border:3px solid var(--surface-2); border-top-color: var(--accent);
  animation: gcomg-spin .8s linear infinite;
}
@keyframes gcomg-spin { to { transform: rotate(360deg); } }

/* ── Sidebar ───────────────────────────────────────────────────────────────*/
.gcomg-sidebar {
  width: var(--sidebar-w); flex: 0 0 var(--sidebar-w);
  background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; transition: margin-left .25s ease;
}
.gcomg-sidebar__top { padding: 14px; display:flex; flex-direction:column; gap:10px; }
.gcomg-newchat {
  display:flex; align-items:center; gap:8px; width:100%;
  padding:11px 14px; border-radius:12px; border:1px solid var(--border);
  background:var(--panel); color:var(--text); font-weight:600; cursor:pointer;
  transition: all .15s ease;
}
.gcomg-newchat:hover { border-color: var(--accent); box-shadow:0 0 0 3px rgba(249,189,21,.12); }
.gcomg-search input {
  width:100%; padding:9px 12px; border-radius:10px; border:1px solid var(--border);
  background:var(--bg); color:var(--text); font-size:13.5px;
}
.gcomg-search input:focus { outline:none; border-color:var(--accent); }

.gcomg-convlist { flex:1; overflow-y:auto; padding: 4px 8px 16px; }
.gcomg-conv {
  display:flex; align-items:center; gap:8px; padding:9px 10px; border-radius:10px;
  cursor:pointer; color:var(--text); position:relative; margin-bottom:2px;
}
.gcomg-conv:hover { background: var(--surface-2); }
.gcomg-conv.active { background: var(--surface-2); }
.gcomg-conv__title { flex:1; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; font-size:14px; }
.gcomg-conv__menu {
  opacity:0; border:none; background:transparent; color:var(--muted);
  cursor:pointer; padding:2px 6px; border-radius:6px; font-size:16px; line-height:1;
}
.gcomg-conv:hover .gcomg-conv__menu, .gcomg-conv.active .gcomg-conv__menu { opacity:1; }
.gcomg-conv__menu:hover { background: var(--border); color: var(--text); }

.gcomg-conv-pop {
  position:absolute; right:8px; top:38px; z-index:5; background:var(--panel);
  border:1px solid var(--border); border-radius:10px; box-shadow:var(--shadow);
  padding:6px; min-width:140px;
}
.gcomg-conv-pop button {
  display:flex; align-items:center; gap:8px; width:100%; padding:8px 10px;
  border:none; background:transparent; color:var(--text); cursor:pointer;
  border-radius:7px; font-size:13.5px; text-align:left;
}
.gcomg-conv-pop button:hover { background: var(--surface-2); }
.gcomg-conv-pop button.danger { color: var(--danger); }

.gcomg-sidebar__foot {
  border-top:1px solid var(--border); padding:12px 14px;
  display:flex; align-items:center; gap:10px; font-size:13px; color:var(--muted);
}
.gcomg-sidebar__foot .gcomg-email { flex:1; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }

/* ── Main column ────────────────────────────────────────────────────────────*/
.gcomg-main { flex:1; display:flex; flex-direction:column; min-width:0; }
.gcomg-topbar {
  display:flex; align-items:center; gap:12px; padding:12px 18px;
  border-bottom:1px solid var(--border); background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(6px); position:sticky; top:0; z-index:10;
}
.gcomg-hamb { display:none; border:none; background:transparent; color:var(--text); font-size:22px; cursor:pointer; }
.gcomg-brand { display:flex; align-items:baseline; gap:8px; font-weight:800; letter-spacing:.2px; }
.gcomg-brand .dot { color: var(--accent); }
.gcomg-brand small { font-weight:500; color:var(--muted); font-size:12px; }
.gcomg-topbar__spacer { flex:1; }
.gcomg-iconbtn {
  border:1px solid var(--border); background:var(--panel); color:var(--text);
  width:38px; height:38px; border-radius:10px; cursor:pointer; display:grid; place-items:center;
  transition: all .15s ease;
}
.gcomg-iconbtn:hover { border-color: var(--accent); }

/* ── Messages ───────────────────────────────────────────────────────────────*/
.gcomg-scroll { flex:1; overflow-y:auto; scroll-behavior:smooth; }
.gcomg-thread { max-width: 820px; margin:0 auto; padding: 26px 20px 140px; }

.gcomg-msg { display:flex; gap:14px; margin-bottom:26px; animation: gcomg-in .35s ease both; }
@keyframes gcomg-in { from { opacity:0; transform: translateY(8px); } to { opacity:1; transform:none; } }
.gcomg-avatar {
  flex:0 0 32px; width:32px; height:32px; border-radius:9px; display:grid; place-items:center;
  font-weight:800; font-size:13px;
}
.gcomg-msg--user  .gcomg-avatar { background: var(--surface-2); color: var(--text); }
.gcomg-msg--ai    .gcomg-avatar { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color:var(--accent-ink); }
.gcomg-msg__body { min-width:0; flex:1; }
.gcomg-msg__name { font-size:12.5px; font-weight:700; color:var(--muted); margin-bottom:3px; }
.gcomg-bubble { color:var(--text); }
.gcomg-msg--user .gcomg-bubble {
  background:var(--user-bubble); padding:10px 14px; border-radius:12px; display:inline-block;
  white-space:pre-wrap; word-break:break-word;
}

/* Rich content */
.gcomg-bubble p { margin:0 0 10px; }
.gcomg-bubble h1,.gcomg-bubble h2,.gcomg-bubble h3 { margin:16px 0 8px; line-height:1.3; }
.gcomg-bubble h1 { font-size:1.4em; } .gcomg-bubble h2 { font-size:1.22em; } .gcomg-bubble h3 { font-size:1.08em; }
.gcomg-bubble ul,.gcomg-bubble ol { margin:0 0 10px; padding-left:22px; }
.gcomg-bubble li { margin:3px 0; }
.gcomg-bubble a { color: var(--link); text-decoration: underline; }
.gcomg-bubble strong { font-weight:700; }
.gcomg-bubble code.inline { background:var(--surface-2); padding:2px 6px; border-radius:6px; font-size:.9em; }
.gcomg-bubble pre {
  background:var(--surface-2); border:1px solid var(--border); border-radius:12px;
  padding:14px 16px; overflow-x:auto; margin:0 0 12px; position:relative;
}
.gcomg-bubble pre code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size:13px; }
.gcomg-copycode {
  position:absolute; top:8px; right:8px; border:1px solid var(--border); background:var(--panel);
  color:var(--muted); border-radius:7px; padding:4px 8px; font-size:11px; cursor:pointer;
}
.gcomg-copycode:hover { color:var(--text); border-color:var(--accent); }

.gcomg-tablewrap { overflow-x:auto; margin:0 0 14px; border:1px solid var(--border); border-radius:12px; }
.gcomg-bubble table { width:100%; border-collapse:collapse; font-size:13.5px; }
.gcomg-bubble th, .gcomg-bubble td { padding:9px 13px; text-align:left; border-bottom:1px solid var(--border); }
.gcomg-bubble thead th { background:var(--surface); font-weight:700; position:sticky; top:0; }
.gcomg-bubble tbody tr:last-child td { border-bottom:none; }
.gcomg-bubble tbody tr:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }

/* streaming caret */
.gcomg-caret::after {
  content:'▋'; margin-left:1px; color:var(--accent);
  animation: gcomg-blink 1s steps(2) infinite;
}
@keyframes gcomg-blink { 50% { opacity:0; } }

/* thinking + tool chips */
.gcomg-thinking { display:flex; align-items:center; gap:10px; color:var(--muted); font-size:14px; }
.gcomg-dots { display:inline-flex; gap:4px; }
.gcomg-dots i { width:6px; height:6px; border-radius:50%; background:var(--accent); animation: gcomg-bounce 1.2s infinite; }
.gcomg-dots i:nth-child(2){ animation-delay:.15s; } .gcomg-dots i:nth-child(3){ animation-delay:.3s; }
@keyframes gcomg-bounce { 0%,60%,100%{ transform:translateY(0); opacity:.5; } 30%{ transform:translateY(-5px); opacity:1; } }

.gcomg-tools { display:flex; flex-wrap:wrap; gap:6px; margin:6px 0 2px; }
.gcomg-chip {
  display:inline-flex; align-items:center; gap:6px; font-size:12px; color:var(--muted);
  background:var(--surface); border:1px solid var(--border); border-radius:999px; padding:4px 11px;
  animation: gcomg-in .25s ease both;
}
.gcomg-chip::before { content:''; width:6px; height:6px; border-radius:50%; background:var(--accent); }

/* message actions */
.gcomg-actions { display:flex; gap:4px; margin-top:8px; opacity:0; transition:opacity .15s; }
.gcomg-msg--ai:hover .gcomg-actions { opacity:1; }
.gcomg-actbtn {
  display:inline-flex; align-items:center; gap:5px; border:1px solid transparent; background:transparent;
  color:var(--muted); cursor:pointer; padding:4px 8px; border-radius:8px; font-size:12px;
}
.gcomg-actbtn:hover { background:var(--surface-2); color:var(--text); }
.gcomg-actbtn.done { color: var(--ok); }

/* ── Empty state / prompt starters ──────────────────────────────────────────*/
.gcomg-empty { max-width:760px; margin:0 auto; padding:8vh 20px 0; text-align:center; }
.gcomg-empty__logo {
  width:60px; height:60px; border-radius:16px; margin:0 auto 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display:grid; place-items:center; font-weight:900; font-size:26px; color:var(--accent-ink);
  box-shadow: 0 8px 30px rgba(249,189,21,.35);
}
.gcomg-empty h2 { font-size:26px; margin:0 0 8px; }
.gcomg-empty p { color:var(--muted); margin:0 0 28px; }
.gcomg-starters { display:grid; grid-template-columns:1fr 1fr; gap:12px; text-align:left; }
.gcomg-starter {
  border:1px solid var(--border); background:var(--panel); border-radius:14px; padding:16px 18px;
  cursor:pointer; transition: all .15s ease;
}
.gcomg-starter:hover { border-color:var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.gcomg-starter b { display:block; font-size:14.5px; margin-bottom:3px; }
.gcomg-starter span { color:var(--muted); font-size:13px; }

/* ── Composer ───────────────────────────────────────────────────────────────*/
.gcomg-composer {
  position:absolute; left:0; right:0; bottom:0;
  padding:14px 20px 20px; background: linear-gradient(to top, var(--bg) 68%, transparent);
}
.gcomg-composer__inner { max-width:820px; margin:0 auto; }
.gcomg-inputbox {
  display:flex; align-items:flex-end; gap:8px; background:var(--panel);
  border:1px solid var(--border); border-radius:18px; padding:8px 8px 8px 16px;
  box-shadow: var(--shadow); transition: border-color .15s;
}
.gcomg-inputbox:focus-within { border-color:var(--accent); }
.gcomg-inputbox textarea {
  flex:1; border:none; background:transparent; color:var(--text); resize:none;
  font-family:var(--font); font-size:15px; line-height:1.5; max-height:200px; padding:8px 0; outline:none;
}
.gcomg-send {
  flex:0 0 40px; width:40px; height:40px; border:none; border-radius:12px; cursor:pointer;
  background: var(--accent); color:var(--accent-ink); display:grid; place-items:center; transition: all .15s;
}
.gcomg-send:hover { background: var(--accent-2); }
.gcomg-send:disabled { opacity:.4; cursor:not-allowed; }
.gcomg-hint { text-align:center; color:var(--muted); font-size:11.5px; margin:8px 0 0; }

/* ── Gate (unauthed) ────────────────────────────────────────────────────────*/
.gcomg-gatewrap {
  position:fixed; inset:0; z-index:100000; display:grid; place-items:center;
  background: radial-gradient(1200px 600px at 50% -10%, color-mix(in srgb, var(--accent) 12%, var(--bg)), var(--bg));
  color:var(--text); font-family:var(--font); padding:20px;
}
.gcomg-gate {
  width:100%; max-width:440px; background:var(--panel); border:1px solid var(--border);
  border-radius:20px; padding:36px 34px; box-shadow: var(--shadow);
}
.gcomg-gate__brand { text-align:center; margin-bottom:26px; }
.gcomg-logo { font-weight:900; font-size:22px; }
.gcomg-logo-sub { display:block; color:var(--muted); font-size:13px; margin-top:2px; }
.gcomg-gate h1 { font-size:22px; margin:0 0 6px; }
.gcomg-gate p { color:var(--muted); margin:0 0 20px; font-size:14px; }
.gcomg-row { display:flex; gap:8px; }
.gcomg-row input {
  flex:1; padding:12px 14px; border-radius:12px; border:1px solid var(--border);
  background:var(--bg); color:var(--text); font-size:15px;
}
.gcomg-row input:focus { outline:none; border-color:var(--accent); }
#gcomg-code { text-align:center; letter-spacing:8px; font-size:20px; font-weight:700; }
.gcomg-btn { border:none; border-radius:12px; padding:12px 18px; font-weight:700; cursor:pointer; font-size:14px; white-space:nowrap; }
.gcomg-btn--primary { background:var(--accent); color:var(--accent-ink); }
.gcomg-btn--primary:hover { background:var(--accent-2); }
.gcomg-btn:disabled { opacity:.5; cursor:not-allowed; }
.gcomg-err { color:var(--danger); font-size:13px; margin:12px 0 0; }
.gcomg-note { padding:10px 14px; border-radius:10px; font-size:13px; margin-bottom:16px; }
.gcomg-note--warn { background: color-mix(in srgb, var(--accent) 18%, var(--panel)); }
.gcomg-resend { margin:16px 0 0; font-size:13px; color:var(--muted); }
.gcomg-linkbtn { border:none; background:transparent; color:var(--accent); cursor:pointer; text-decoration:underline; font-size:13px; padding:0; }

.gcomg-toast {
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%);
  background:var(--text); color:var(--bg); padding:10px 18px; border-radius:10px;
  font-size:13.5px; z-index:100001; box-shadow:var(--shadow); animation: gcomg-in .25s ease;
}

/* ── Responsive ─────────────────────────────────────────────────────────────*/
.gcomg-backdrop { display:none; }
@media (max-width: 900px) {
  #gcomg-app { --sidebar-w: 82vw; }
  .gcomg-sidebar { position:absolute; z-index:50; height:100%; box-shadow:var(--shadow); margin-left: calc(-1 * var(--sidebar-w) - 2px); }
  .gcomg-sidebar.open { margin-left:0; }
  .gcomg-hamb { display:block; }
  .gcomg-backdrop.show { display:block; position:absolute; inset:0; z-index:40; background:rgba(0,0,0,.4); }
  .gcomg-starters { grid-template-columns:1fr; }
}