/* Apenas a fonte recebe o important global */
*, *::before, *::after, html, body, button, input, optgroup, select, textarea, .lucide {
    font-family: "akabara-cinderella", sans-serif !important;
}

:root {
  --void: transparent;
  --void-deep: transparent;
  --panel: rgba(11, 12, 22, 0.2);
  --panel-raised: rgba(16, 17, 30, 0.3);
  --panel-border: rgba(30, 32, 54, 0.5);
  --ember: #e8a33d;
  --ember-bright: #ffc266;
  --ember-dim: #8a6222;
  --ember-glow: rgba(232,163,61,0.35);
  --text-hi: #f2eee2;
  --text-mid: #b8b8c8;
  --text-dim: #6d6d84;
  --danger: #e0555f;
  --success: #6fbf9a;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --glass-sidebar: rgba(10,11,20,0.25);
  --glass-sidebar-2: rgba(7,8,15,0.35);
  --glass-panel: rgba(14,15,26,0.2);
  --glass-panel-strong: rgba(16,17,30,0.35);
  --glass-topbar: rgba(9,10,18,0.2);
  --glass-border: rgba(180,170,220,0.14);
}

html, body {
  height: 100%;
  background-color: #020204; 
  color: var(--text-hi);
  overflow: hidden;
  -webkit-tap-highlight-color: transparent;
  margin: 0;
  padding: 0;
}
::selection{ background: var(--ember-glow); color: var(--text-hi); }

*{ scrollbar-width: thin; scrollbar-color: var(--ember-dim) transparent; }
*::-webkit-scrollbar{ width:8px; height:8px; }
*::-webkit-scrollbar-track{ background:transparent; }
*::-webkit-scrollbar-thumb{ background: var(--panel-border); border-radius: 8px; }
*::-webkit-scrollbar-thumb:hover{ background: var(--ember-dim); }

:focus-visible{ outline: 2px solid var(--ember); outline-offset: 2px; border-radius: 4px; }

#cosmos{
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 120% 80% at 20% 0%, rgba(70,40,110,0.28), transparent 55%),
    radial-gradient(ellipse 100% 70% at 85% 15%, rgba(232,163,61,0.10), transparent 50%),
    radial-gradient(ellipse 90% 90% at 50% 100%, rgba(30,20,60,0.35), transparent 60%),
    #020204;
  overflow: hidden;
}
#cosmos canvas{ position:absolute; inset:0; width:100%; height:100%; display:block; }
.nebula{ position:absolute; pointer-events:none; will-change: transform; }
.nebula-core{
  position:absolute; inset:0; border-radius:50%; filter: blur(60px); mix-blend-mode: screen;
  will-change: transform, opacity;
}
.nebula.n1{ width:44vw; height:44vw; top:-10%; left:-8%; }
.nebula.n1 .nebula-core{ background: radial-gradient(circle, rgba(120,60,200,0.35), transparent 70%); animation: nebula-breathe 26s ease-in-out infinite; }
.nebula.n2{ width:38vw; height:38vw; bottom:-12%; right:-6%; }
.nebula.n2 .nebula-core{ background: radial-gradient(circle, rgba(232,163,61,0.18), transparent 70%); animation: nebula-breathe 34s ease-in-out infinite -8s; }
.nebula.n3{ width:30vw; height:30vw; top:30%; right:15%; }
.nebula.n3 .nebula-core{ background: radial-gradient(circle, rgba(60,90,200,0.16), transparent 70%); animation: nebula-breathe 21s ease-in-out infinite -14s; }
.nebula.n4{ width:26vw; height:26vw; top:55%; left:8%; }
.nebula.n4 .nebula-core{ background: radial-gradient(circle, rgba(200,70,120,0.15), transparent 70%); animation: nebula-breathe 30s ease-in-out infinite -4s; }

@keyframes nebula-breathe{
  0%{ transform: scale(0.85) rotate(0deg); opacity:0.32; }
  30%{ transform: scale(1.12) rotate(8deg); opacity:0.55; }
  55%{ transform: scale(0.95) rotate(-4deg); opacity:0.4; }
  80%{ transform: scale(1.2) rotate(6deg); opacity:0.6; }
  100%{ transform: scale(0.85) rotate(0deg); opacity:0.32; }
}

#app{ position:relative; z-index:1; display:flex; height:100vh; height:100dvh; }

#sidebar{
  width: 288px; min-width: 288px; flex-shrink:0;
  background: linear-gradient(180deg, var(--glass-sidebar), var(--glass-sidebar-2));
  backdrop-filter: blur(22px) saturate(150%); -webkit-backdrop-filter: blur(22px) saturate(150%);
  border-right: 1px solid var(--panel-border); display:flex; flex-direction:column; overflow: hidden;
  transition: min-width 0.32s cubic-bezier(.4,0,.2,1), width 0.32s cubic-bezier(.4,0,.2,1), opacity 0.24s ease, border-color 0.32s ease;
  position: relative; z-index: 20;
}
#sidebar.collapsed{ width:0; min-width:0; border-right-color:transparent; opacity:0; pointer-events:none; }
#sidebar.collapsed > *{ opacity:0; transition: opacity 0.12s ease; }
#sidebar:not(.collapsed) > *{ opacity:1; transition: opacity 0.2s ease 0.08s; }

.brand{ display:flex; align-items:center; gap:12px; padding: 22px 20px 18px; border-bottom: 1px solid var(--panel-border); }
.brand-mark{ width:34px; height:34px; flex-shrink:0; position:relative; }
.brand-mark svg{ width:100%; height:100%; }
.brand-name{ font-size:19px; letter-spacing:0.06em; font-weight:600; background: linear-gradient(120deg, var(--ember-bright), var(--ember) 60%, #b8862f); -webkit-background-clip:text; background-clip:text; color:transparent; }
.brand-sub{ font-size:10px; color:var(--text-dim); letter-spacing:0.12em; margin-top:2px; }

.new-chat-btn{ margin: 16px 16px 12px; display:flex; align-items:center; justify-content:center; gap:8px; padding: 11px 14px; background: linear-gradient(135deg, rgba(232,163,61,0.14), rgba(232,163,61,0.05)); border: 1px solid rgba(232,163,61,0.35); color: var(--ember-bright); border-radius: var(--radius-md); font-weight:600; font-size:13.5px; cursor:pointer; transition: all 0.18s ease; }
.new-chat-btn:hover{ background: linear-gradient(135deg, rgba(232,163,61,0.22), rgba(232,163,61,0.08)); border-color: var(--ember); box-shadow: 0 0 20px rgba(232,163,61,0.15); transform: translateY(-1px); }
.new-chat-btn:active{ transform: translateY(0); }

#chat-search{ margin: 0 16px 12px; position: relative; }
#chat-search input{ width:100%; padding: 9px 12px 9px 34px; background: rgba(0,0,0,0.25); border:1px solid var(--panel-border); color: var(--text-mid); border-radius: var(--radius-sm); font-size:12.5px; outline:none; }
#chat-search input:focus{ border-color: var(--ember-dim); }
#chat-search svg{ position:absolute; left:11px; top:50%; transform:translateY(-50%); width:14px; height:14px; opacity:0.4; }

#chat-list{ flex:1; overflow-y:auto; padding: 4px 12px 12px; display:flex; flex-direction:column; gap:3px; }
.chat-item{ display:flex; align-items:center; gap:10px; padding: 10px 12px; border-radius: var(--radius-sm); cursor:pointer; font-size:13px; color: var(--text-mid); position:relative; transition: background 0.15s ease, color 0.15s ease; border: 1px solid transparent; }
.chat-item:hover{ background: rgba(255,255,255,0.03); color: var(--text-hi); }
.chat-item.active{ background: linear-gradient(90deg, rgba(232,163,61,0.11), rgba(232,163,61,0.02)); border-color: rgba(232,163,61,0.25); color: var(--text-hi); }
.chat-item.active::before{ content:''; position:absolute; left:-12px; top:50%; transform:translateY(-50%); width:3px; height:60%; background: var(--ember); border-radius:2px; box-shadow: 0 0 8px var(--ember); }
.chat-title{ flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.chat-title-input{ flex:1; background:transparent; border:none; outline:none; color:var(--text-hi); font-size:13px; border-bottom: 1px solid var(--ember); }
.chat-item-actions{ display:flex; gap:2px; opacity:0; transition: opacity 0.15s ease; flex-shrink:0; }
.chat-item:hover .chat-item-actions{ opacity:1; }
.icon-btn{ width:24px; height:24px; display:flex; align-items:center; justify-content:center; background:transparent; border:none; color: var(--text-dim); border-radius:6px; cursor:pointer; transition: all 0.15s ease; flex-shrink:0; }
.icon-btn:hover{ background: rgba(255,255,255,0.06); color: var(--text-hi); }
.icon-btn.danger:hover{ background: rgba(224,85,95,0.15); color: var(--danger); }
.icon-btn svg{ width:14px; height:14px; }

.empty-chats{ padding: 30px 14px; text-align:center; color: var(--text-dim); font-size:12.5px; line-height:1.6; }

#sidebar-footer{ padding: 14px 16px; border-top: 1px solid var(--panel-border); display:flex; flex-direction:column; gap:10px; }
.footer-row{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
.footer-label{ font-size:10.5px; color:var(--text-dim); letter-spacing:0.08em; text-transform:uppercase; font-weight:600; }
#user-row{ display:flex; align-items:center; gap:10px; width:100%; padding: 9px 10px; background: rgba(255,255,255,0.02); border:1px solid var(--panel-border); border-radius: var(--radius-sm); }
#user-row:hover{ border-color: var(--ember-dim); }
.user-avatar{ width:30px; height:30px; border-radius:50%; flex-shrink:0; background: linear-gradient(135deg, var(--ember-bright), var(--ember-dim)); display:flex; align-items:center; justify-content:center; font-weight:700; font-size:13px; color:#1a1204; }
.user-meta{ flex:1; min-width:0; }
.user-name{ font-size:12.5px; font-weight:700; color: var(--text-hi); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.user-role{ font-size:10px; color: var(--text-dim); letter-spacing:0.06em; }
#logout-btn{ flex-shrink:0; }
.conn-dot{ width:7px; height:7px; border-radius:50%; background: var(--danger); flex-shrink:0; box-shadow: 0 0 6px currentColor; }
.conn-dot.ok{ background: var(--success); }

#main{ flex:1; display:flex; flex-direction:column; min-width:0; position:relative; }

#topbar{ display:flex; align-items:center; gap:12px; padding: 14px 22px; border-bottom: 1px solid var(--panel-border); background: var(--glass-topbar); backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); z-index:10; }
#sidebar-toggle{ width:34px; height:34px; display:flex; align-items:center; justify-content:center; background:transparent; border:1px solid var(--panel-border); border-radius: var(--radius-sm); color: var(--text-mid); cursor:pointer; flex-shrink:0; transition: all 0.15s ease; }
#sidebar-toggle:hover{ color: var(--ember); border-color: var(--ember-dim); }
#sidebar-toggle svg{ width:16px; height:16px; }

.model-picker{ position:relative; }
#model-btn{ display:flex; align-items:center; gap:8px; padding: 8px 14px; background: var(--glass-panel); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border: 1px solid var(--panel-border); border-radius: 999px; color: var(--text-hi); font-size:13px; font-weight:600; cursor:pointer; transition: all 0.15s ease; }
#model-btn:hover{ border-color: var(--ember-dim); }
#model-btn .dot{ width:6px; height:6px; border-radius:50%; background: var(--ember); box-shadow:0 0 6px var(--ember); }
#model-btn svg.chev{ width:12px; height:12px; opacity:0.6; transition: transform 0.2s ease; }
.model-picker.open #model-btn svg.chev{ transform: rotate(180deg); }

#model-menu{ position:absolute; top: calc(100% + 8px); left:0; min-width:260px; background: var(--glass-panel-strong); backdrop-filter: blur(20px) saturate(150%); -webkit-backdrop-filter: blur(20px) saturate(150%); border:1px solid var(--panel-border); border-radius: var(--radius-md); box-shadow: 0 20px 50px rgba(0,0,0,0.5), 0 0 0 1px rgba(232,163,61,0.05); padding:6px; z-index:100; opacity:0; pointer-events:none; transform: translateY(-6px) scale(0.98); transition: all 0.16s cubic-bezier(.4,0,.2,1); max-height: 60vh; overflow-y:auto; }
.model-picker.open #model-menu{ opacity:1; pointer-events:auto; transform: translateY(0) scale(1); }
.model-option{ display:flex; flex-direction:column; gap:2px; padding: 10px 12px; border-radius: var(--radius-sm); cursor:pointer; transition: background 0.12s ease; }
.model-option:hover{ background: rgba(232,163,61,0.08); }
.model-option.selected{ background: rgba(232,163,61,0.13); }
.model-option-name{ font-size:13.5px; font-weight:600; color: var(--text-hi); }
.model-option-desc{ font-size:11px; color: var(--text-dim); }

.topbar-title{ flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; font-size:13px; color: var(--text-dim); text-align:center; }

.think-toggle{ display:flex; align-items:center; gap:7px; padding: 8px 12px; background:transparent; border:1px solid var(--panel-border); border-radius: 999px; color: var(--text-mid); font-size:12.5px; cursor:pointer; transition: all 0.15s ease; flex-shrink:0; }
.think-toggle svg{ width:14px; height:14px; }
.think-toggle.active{ color: var(--ember-bright); border-color: rgba(232,163,61,0.4); background: rgba(232,163,61,0.06); }
.think-toggle:hover{ border-color: var(--ember-dim); }

#messages{ flex:1; overflow-y:auto; padding: 28px 0 20px; display:flex; flex-direction:column; align-items:center; scroll-behavior:smooth; }
.messages-inner{ width:100%; max-width:820px; padding:0 24px; display:flex; flex-direction:column; gap:26px; }

.welcome{ flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center; gap:14px; padding: 40px 20px; min-height:50vh; }
.welcome-glyph{ width:64px; height:64px; opacity:0.9; }
.welcome h1{ font-size: 30px; font-weight:600; letter-spacing:0.02em; background: linear-gradient(120deg, var(--ember-bright), #d4a656 50%, var(--ember-dim)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.welcome p{ color: var(--text-dim); font-size:14px; max-width:380px; line-height:1.6; }
.suggestion-row{ display:flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-top:10px; max-width:560px; }
.suggestion-chip{ padding: 10px 16px; background: var(--panel); border:1px solid var(--panel-border); border-radius: var(--radius-md); color: var(--text-mid); font-size:12.5px; cursor:pointer; transition: all 0.18s ease; }
.suggestion-chip:hover{ border-color: var(--ember-dim); color: var(--text-hi); background: var(--panel-raised); transform: translateY(-1px); }

.msg-row{ display:flex; flex-direction:column; max-width:100%; position:relative; }
.msg-row.user{ align-self:flex-end; align-items:flex-end; max-width:82%; }
.msg-row.assistant{ align-self:flex-start; align-items:flex-start; width:100%; }

.msg-role-label{ font-size:10.5px; color:var(--text-dim); letter-spacing:0.1em; margin-bottom:6px; font-weight:600; padding: 0 4px; }

.bubble{ padding: 13px 17px; border-radius: var(--radius-md); line-height:1.65; font-size:15px; word-wrap:break-word; position:relative; }
.bubble.user{ background: linear-gradient(135deg, rgba(232,163,61,0.13), rgba(180,120,40,0.06)); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border: 1px solid rgba(232,163,61,0.28); color: var(--text-hi); border-bottom-right-radius: 4px; white-space:pre-wrap; }
.bubble.assistant{ background: transparent; color: var(--text-hi); width:100%; padding: 4px 4px; }

.msg-attachments{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:8px; }
.msg-attachments.user{ justify-content:flex-end; }
.attach-chip{ display:flex; align-items:center; gap:8px; padding:6px 12px 6px 6px; background: rgba(0,0,0,0.2); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border:1px solid var(--panel-border); border-radius:10px; font-size:11.5px; color:var(--text-mid); max-width:220px; }
.attach-chip .file-ic{ width:24px; height:24px; border-radius:7px; display:flex; align-items:center; justify-content:center; flex-shrink:0; color:#fff; }
.attach-chip .file-ic svg{ width:13px; height:13px; }
.attach-chip span{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.attach-img-thumb{ width:120px; height:90px; object-fit:cover; border-radius:10px; border:1px solid var(--panel-border); cursor:pointer; }

.thought-box{ background: var(--glass-panel); border:1px solid var(--panel-border); border-radius: var(--radius-sm); margin-bottom:14px; overflow:hidden; backdrop-filter: blur(4px); }
.thought-box summary{ cursor:pointer; color: var(--text-dim); font-weight:600; font-size:12.5px; list-style:none; display:flex; align-items:center; gap:8px; padding:10px 13px; transition: color 0.15s ease; }
.thought-box summary::-webkit-details-marker{ display:none; }
.thought-box summary:hover{ color: var(--ember-bright); }
.thought-box summary::before{ content:''; width:13px; height:13px; flex-shrink:0; background: var(--text-dim); -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M9.5 2A5.5 5.5 0 0 0 4 7.5c0 2.06 1.02 3.28 2 4.5s1.5 2 1.5 3.5v.5h8v-.5c0-1.5.5-2.28 1.5-3.5s2-2.44 2-4.5A5.5 5.5 0 0 0 13.5 2"/><path d="M9 20h6M10 22h4"/></svg>') center/contain no-repeat; mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M9.5 2A5.5 5.5 0 0 0 4 7.5c0 2.06 1.02 3.28 2 4.5s1.5 2 1.5 3.5v.5h8v-.5c0-1.5.5-2.28 1.5-3.5s2-2.44 2-4.5A5.5 5.5 0 0 0 13.5 2"/><path d="M9 20h6M10 22h4"/></svg>') center/contain no-repeat; }
.thought-content{ padding: 4px 15px 14px; color: var(--text-dim); font-style:italic; white-space:pre-wrap; font-size:13px; line-height:1.6; border-top: 1px dashed var(--panel-border); margin-top:2px; padding-top:10px; }

.bubble.assistant p{ margin-bottom:12px; }
.bubble.assistant p:last-child{ margin-bottom:0; }
.bubble.assistant a{ color: var(--ember-bright); text-decoration:none; border-bottom:1px solid rgba(232,163,61,0.3); }
.bubble.assistant a:hover{ border-bottom-color: var(--ember-bright); }
.bubble.assistant ul, .bubble.assistant ol{ margin: 0 0 12px 22px; }
.bubble.assistant li{ margin-bottom:4px; }
.bubble.assistant h1, .bubble.assistant h2, .bubble.assistant h3{ font-weight:600; margin: 18px 0 10px; color: var(--text-hi); letter-spacing:0.01em; }
.bubble.assistant h1{ font-size:22px; } .bubble.assistant h2{ font-size:19px; } .bubble.assistant h3{ font-size:16px; }
.bubble.assistant table{ border-collapse:collapse; width:100%; margin-bottom:14px; font-size:13.5px; display:block; overflow-x:auto; }
.bubble.assistant th, .bubble.assistant td{ border:1px solid var(--panel-border); padding:8px 10px; text-align:left; }
.bubble.assistant th{ background: rgba(255,255,255,0.03); font-weight:600; }
.bubble.assistant blockquote{ border-left:3px solid var(--ember); padding: 4px 0 4px 14px; color: var(--text-mid); margin-bottom:12px; }
.bubble.assistant hr{ border:none; border-top:1px solid var(--panel-border); margin:18px 0; }
.bubble.assistant strong{ color: var(--text-hi); font-weight:700; }

.code-block-wrap{ position:relative; margin-bottom:14px; border-radius: var(--radius-sm); overflow:hidden; border:1px solid var(--panel-border); }
.code-block-head{ display:flex; align-items:center; justify-content:space-between; padding:7px 12px; background: rgba(0,0,0,0.35); font-size:11px; color: var(--text-dim); }
.copy-code-btn{ background:transparent; border:none; color:var(--text-dim); cursor:pointer; font-size:11px; display:flex; align-items:center; gap:5px; padding:3px 7px; border-radius:5px; transition: all 0.15s ease; }
.copy-code-btn:hover{ background: rgba(255,255,255,0.06); color: var(--text-hi); }
.copy-code-btn svg{ width:12px; height:12px; }
.bubble.assistant pre{ background: var(--glass-panel); backdrop-filter: blur(8px); padding:14px; overflow-x:auto; margin:0; }
.bubble.assistant code{ font-size:13px; }
.bubble.assistant p code, .bubble.assistant li code{ background: rgba(232,163,61,0.1); padding:2px 6px; border-radius:4px; color: var(--ember-bright); font-size:12.5px; }

.msg-actions{ display:flex; gap:4px; margin-top:8px; opacity:0; transition: opacity 0.15s ease; padding: 0 4px; }
.msg-row:hover .msg-actions{ opacity:1; }
.msg-row.user .msg-actions{ justify-content:flex-end; }
.msg-actions button{ display:flex; align-items:center; gap:5px; background:transparent; border:none; color: var(--text-dim); font-size:11px; cursor:pointer; padding:5px 8px; border-radius:6px; transition: all 0.15s ease; }
.msg-actions button:hover{ background: rgba(255,255,255,0.05); color: var(--ember-bright); }
.msg-actions button svg{ width:13px; height:13px; }
.meta{ font-size:11px; color: var(--text-dim); margin-top:6px; padding:0 4px; }

.edit-box{ width:100%; }
.edit-box textarea{ width:100%; min-height:70px; padding:12px 14px; background: var(--glass-panel); border: 1px solid var(--ember-dim); border-radius: var(--radius-md); color: var(--text-hi); font-size:14.5px; resize:vertical; outline:none; line-height:1.6; }
.edit-box textarea:focus{ border-color: var(--ember); }
.edit-actions{ display:flex; gap:8px; margin-top:8px; justify-content:flex-end; }
.edit-actions button{ padding: 7px 14px; border-radius:8px; font-size:12.5px; font-weight:600; cursor:pointer; border:1px solid var(--panel-border); background: var(--panel-raised); color: var(--text-mid); transition: all 0.15s ease; }
.edit-actions button.primary{ background: var(--ember); color: #1a1204; border-color: var(--ember); }
.edit-actions button.primary:hover{ background: var(--ember-bright); }
.edit-actions button:not(.primary):hover{ border-color: var(--text-dim); color: var(--text-hi); }

.typing-indicator{ display:flex; gap:5px; padding: 10px 4px; }
.typing-indicator .tdot{ width:6px; height:6px; background: var(--ember); border-radius:50%; animation: pulse 1.3s infinite ease-in-out; box-shadow: 0 0 6px var(--ember-glow); }
.typing-indicator .tdot:nth-child(2){ animation-delay:0.18s; }
.typing-indicator .tdot:nth-child(3){ animation-delay:0.36s; }
@keyframes pulse{ 0%,100%{ transform:scale(0.6); opacity:0.4; } 50%{ transform:scale(1); opacity:1; } }

#input-shell{ padding: 14px 24px 18px; display:flex; justify-content:center; }
#input-wrap{ width:100%; max-width:820px; }

.attach-preview-row{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:8px; }
.attach-preview{ position:relative; display:flex; align-items:center; gap:7px; background: var(--glass-panel); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border:1px solid var(--panel-border); border-radius:10px; padding: 6px 10px 6px 6px; font-size:11.5px; color: var(--text-mid); max-width:180px; }
.attach-preview img{ width:30px; height:30px; object-fit:cover; border-radius:6px; flex-shrink:0; }
.attach-preview .file-ic{ width:30px; height:30px; border-radius:9px; display:flex; align-items:center; justify-content:center; flex-shrink:0; color:#fff; font-weight:700; }
.attach-preview .file-ic svg{ width:16px; height:16px; }
.attach-preview span{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.attach-preview .remove-attach{ position:absolute; top:-6px; right:-6px; width:18px; height:18px; border-radius:50%; background: var(--danger); color:#fff; border:2px solid transparent; display:flex; align-items:center; justify-content:center; cursor:pointer; font-size:10px; line-height:1; }

#composer{ display:flex; align-items:flex-end; gap:8px; background: var(--glass-panel-strong); backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%); border: 1px solid var(--panel-border); border-radius: var(--radius-lg); padding: 8px 8px 8px 14px; transition: border-color 0.2s ease, box-shadow 0.2s ease; }
#composer:focus-within{ border-color: rgba(232,163,61,0.45); box-shadow: 0 0 0 3px rgba(232,163,61,0.08), 0 0 24px rgba(232,163,61,0.06); }

#prompt-input{ flex:1; background:transparent; border:none; outline:none; resize:none; color: var(--text-hi); font-size:14.5px; line-height:1.55; max-height:200px; padding: 9px 4px; min-height:22px; }
#prompt-input::placeholder{ color: var(--text-dim); }

.composer-btn{ width:38px; height:38px; flex-shrink:0; display:flex; align-items:center; justify-content:center; background:transparent; border:none; border-radius:50%; color: var(--text-dim); cursor:pointer; transition: all 0.15s ease; }
.composer-btn:hover{ background: rgba(255,255,255,0.05); color: var(--ember-bright); }
.composer-btn svg{ width:19px; height:19px; }

#send-btn{ background: linear-gradient(135deg, var(--ember-bright), var(--ember)); color: #1a1204; }
#send-btn:hover{ filter: brightness(1.08); box-shadow: 0 0 18px rgba(232,163,61,0.4); }
#send-btn:disabled{ opacity:0.35; cursor:not-allowed; box-shadow:none; filter:none; }
#send-btn.stop svg{ width:14px; height:14px; }

.input-hint{ text-align:center; font-size:10.5px; color: var(--text-dim); margin-top:9px; }

#file-input{ display:none; }

.modal-overlay{ position:fixed; inset:0; background: rgba(2,2,5,0.72); backdrop-filter: blur(6px); display:flex; align-items:center; justify-content:center; z-index:1000; opacity:0; pointer-events:none; transition: opacity 0.2s ease; padding:20px; }
.modal-overlay.open{ opacity:1; pointer-events:auto; }
.modal{ background: var(--glass-panel-strong); backdrop-filter: blur(24px) saturate(150%); -webkit-backdrop-filter: blur(24px) saturate(150%); border:1px solid var(--glass-border); border-radius: var(--radius-lg); width:100%; max-width:420px; padding:26px; box-shadow: 0 30px 80px rgba(0,0,0,0.6); transform: scale(0.96) translateY(8px); transition: transform 0.22s cubic-bezier(.4,0,.2,1); }
.modal-overlay.open .modal{ transform: scale(1) translateY(0); }
.modal h2{ font-size:19px; margin-bottom:6px; color: var(--text-hi); }
.modal .modal-desc{ font-size:12.5px; color: var(--text-dim); margin-bottom:18px; line-height:1.6; }
.field{ margin-bottom:14px; }
.field label{ display:block; font-size:11.5px; color: var(--text-dim); margin-bottom:6px; font-weight:600; letter-spacing:0.03em; }
.field input, .field select{ width:100%; padding:11px 13px; background: rgba(0,0,0,0.3); border:1px solid var(--panel-border); color: var(--text-hi); border-radius:10px; font-size:13.5px; outline:none; transition: border-color 0.15s ease; }
.field input:focus, .field select:focus{ border-color: var(--ember); }
.modal-actions{ display:flex; gap:10px; justify-content:flex-end; margin-top:22px; }
.modal-actions button{ padding: 10px 18px; border-radius:10px; font-size:13px; font-weight:600; cursor:pointer; border:1px solid var(--panel-border); background:transparent; color:var(--text-mid); transition: all 0.15s ease; }
.modal-actions button.primary{ background: linear-gradient(135deg, var(--ember-bright), var(--ember)); color:#1a1204; border-color: transparent; }
.modal-actions button.primary:hover{ filter: brightness(1.08); }
.modal-actions button.danger{ background: var(--danger); color:#fff; border-color:transparent; }
.modal-actions button:not(.primary):not(.danger):hover{ border-color: var(--text-dim); color: var(--text-hi); }
.modal-close{ position:absolute; top:18px; right:18px; }

#image-lightbox{ cursor: zoom-out; }
#image-lightbox img{ max-width:92vw; max-height:88vh; border-radius:12px; box-shadow: 0 30px 80px rgba(0,0,0,0.7); }

#toast-stack{ position:fixed; bottom:24px; left:50%; transform:translateX(-50%); z-index:2000; display:flex; flex-direction:column; gap:8px; align-items:center; }
.toast{ padding:11px 18px; background: var(--glass-panel-strong); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border:1px solid var(--panel-border); border-radius:10px; font-size:13px; color: var(--text-hi); box-shadow: 0 12px 30px rgba(0,0,0,0.4); animation: toast-in 0.25s cubic-bezier(.4,0,.2,1); display:flex; align-items:center; gap:8px; }
.toast.error{ border-color: rgba(224,85,95,0.4); }
.toast.success{ border-color: rgba(111,191,154,0.4); }
@keyframes toast-in{ from{ opacity:0; transform: translateY(10px); } to{ opacity:1; transform:translateY(0); } }

#sidebar-backdrop{ position:fixed; inset:0; background: rgba(0,0,0,0.5); z-index:15; opacity:0; pointer-events:none; transition: opacity 0.25s ease; }
#sidebar-backdrop.show{ opacity:1; pointer-events:auto; }

#login-screen{ position:fixed; inset:0; z-index:5000; display:flex; align-items:center; justify-content:center; padding:20px; opacity:1; transition: opacity 0.4s ease; }
#login-screen.hidden{ opacity:0; pointer-events:none; }
.login-card{ width:100%; max-width:380px; background: var(--glass-panel-strong); backdrop-filter: blur(28px) saturate(160%); -webkit-backdrop-filter: blur(28px) saturate(160%); border: 1px solid var(--glass-border); border-radius: var(--radius-lg); padding: 34px 30px 28px; box-shadow: 0 40px 100px rgba(0,0,0,0.55), 0 0 60px rgba(232,163,61,0.06); text-align:center; animation: login-in 0.5s cubic-bezier(.4,0,.2,1); }
@keyframes login-in{ from{ opacity:0; transform: translateY(14px) scale(0.97); } to{ opacity:1; transform:translateY(0) scale(1); } }
.login-mark{ width:52px; height:52px; margin: 0 auto 14px; }
.login-card h1{ font-size:24px; font-weight:700; letter-spacing:0.02em; margin-bottom:6px; background: linear-gradient(120deg, var(--ember-bright), var(--ember) 60%, #b8862f); -webkit-background-clip:text; background-clip:text; color:transparent; }
.login-card p.login-sub{ color:var(--text-dim); font-size:12.5px; margin-bottom:24px; line-height:1.6; }
.login-field{ margin-bottom:14px; text-align:left; }
.login-field label{ display:block; font-size:11.5px; color:var(--text-dim); margin-bottom:6px; font-weight:600; letter-spacing:0.03em; }
.login-field input{ width:100%; padding:12px 14px; background: rgba(0,0,0,0.28); border:1px solid var(--panel-border); color: var(--text-hi); border-radius:12px; font-size:14.5px; outline:none; transition: border-color 0.15s ease; }
.login-field input:focus{ border-color: var(--ember); }
#login-error{ color: var(--danger); font-size:12px; margin: -4px 0 12px; min-height:14px; text-align:left; }
#login-error.shake{ animation: shake 0.4s; }
@keyframes shake{ 0%,100%{ transform:translateX(0); } 20%{ transform:translateX(-6px); } 40%{ transform:translateX(6px); } 60%{ transform:translateX(-4px); } 80%{ transform:translateX(4px); } }
.login-btn{ width:100%; padding:12px; margin-top:6px; background: linear-gradient(135deg, var(--ember-bright), var(--ember)); color:#1a1204; border:none; border-radius:12px; font-weight:700; font-size:14.5px; cursor:pointer; transition: all 0.18s ease; }
.login-btn:hover{ filter:brightness(1.08); box-shadow: 0 0 24px rgba(232,163,61,0.35); }
.login-hint{ margin-top:16px; font-size:11px; color: var(--text-dim); line-height:1.6; }

@media (max-width: 860px){
  #sidebar{ position:fixed; top:0; left:0; bottom:0; z-index:30; width:280px; min-width:280px; transform: translateX(-100%); box-shadow: 20px 0 60px rgba(0,0,0,0.5); }
  #sidebar.mobile-open{ transform: translateX(0); }
  #sidebar.collapsed{ width:280px; min-width:280px; opacity:1; pointer-events:auto; }
  #sidebar.collapsed > *{ opacity:1; }
  .topbar-title{ display:none; }
  #topbar{ padding: 12px 14px; }
  .messages-inner{ padding: 0 14px; }
  #input-shell{ padding: 10px 12px 14px; }
  .msg-row.user{ max-width:90%; }
  .welcome h1{ font-size:24px; }
}
@media (max-width: 480px){
  .think-toggle span{ display:none; }
  .think-toggle{ padding:8px; }
  #model-btn span.model-name-text{ max-width:90px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
}