/* ===== Components ===== */

/* Sidebar */
.sidebar-header{padding:16px;display:flex;align-items:center;gap:10px}
.sidebar-logo{width:32px;height:32px;flex-shrink:0}
.sidebar-logo svg{width:100%;height:100%}
.sidebar-header h2{font-size:15px;font-weight:700;white-space:nowrap}
.sidebar-list{flex:1;overflow-y:auto;padding:4px 8px}
.conv-item{display:flex;align-items:center;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;transition:var(--transition);gap:8px;min-height:40px}
.conv-item:hover{background:var(--surface)}
.conv-item.active{background:var(--accent-bg);border:1px solid rgba(99,102,241,0.2)}
.conv-title{flex:1;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.conv-del{opacity:0;border:none;background:transparent;color:var(--text3);cursor:pointer;padding:4px;border-radius:6px;font-size:14px;transition:var(--transition);min-width:24px;min-height:24px;display:flex;align-items:center;justify-content:center}
.conv-item:hover .conv-del{opacity:1}
.conv-del:hover{color:var(--danger);background:rgba(248,113,113,0.1)}
.sidebar-footer{padding:12px;border-top:1px solid var(--border)}
.new-chat-btn{width:100%;padding:10px 16px;border:1px dashed var(--border2);background:var(--surface);color:var(--text2);border-radius:var(--radius-sm);cursor:pointer;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:6px;transition:var(--transition);min-height:42px}
.new-chat-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg)}
.sidebar-footer-btns{display:flex;gap:6px;margin-top:8px}
.sidebar-footer-btns button{flex:1;padding:8px;border:1px solid var(--border);background:var(--surface);color:var(--text3);border-radius:var(--radius-sm);cursor:pointer;font-size:12px;transition:var(--transition);min-height:38px;display:flex;align-items:center;justify-content:center}
.sidebar-footer-btns button:hover{border-color:var(--accent);color:var(--accent2)}

/* Topbar buttons */
.model-pill{font-size:11px;font-weight:600;padding:4px 12px;border-radius:20px;background:var(--accent-bg);color:var(--accent2);white-space:nowrap}
.topbar-btn{width:38px;height:38px;border:none;background:var(--surface);color:var(--text2);border-radius:var(--radius-sm);cursor:pointer;font-size:16px;transition:var(--transition);display:flex;align-items:center;justify-content:center}
.topbar-btn:hover{background:var(--surface2);color:var(--text)}
.theme-btn{font-size:18px}

/* Messages */
.msg{margin-bottom:16px;animation:msgIn .35s cubic-bezier(.4,0,.2,1)}
@keyframes msgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.msg-header{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.msg-avatar{width:28px;height:28px;flex-shrink:0;display:flex;align-items:center;justify-content:center}
.msg-avatar svg{width:100%;height:100%}
.msg-role{font-size:12px;font-weight:700}
.msg-time{font-size:11px;color:var(--text3)}
.msg-body{font-size:14px;line-height:1.7;word-break:break-word}
.msg-body p{margin-bottom:8px}
.msg-body p:last-child{margin-bottom:0}
.msg-body pre{background:rgba(0,0,0,0.25);border:1px solid var(--glass-border);border-radius:10px;padding:14px;overflow-x:auto;margin:10px 0;font-size:12px;line-height:1.5;position:relative}
.msg-body code{font-family:var(--font-mono);font-size:12px}
.msg-body :not(pre)>code{background:rgba(99,102,241,0.12);color:var(--accent2);padding:2px 6px;border-radius:5px;font-size:0.9em}
.msg-body img{max-width:100%;border-radius:8px;margin:6px 0;cursor:pointer}
.msg-body ul,.msg-body ol{padding-left:20px;margin:6px 0}
.msg-body a{color:var(--accent2);text-decoration:none}
.msg-body a:hover{text-decoration:underline}
.msg-body table{border-collapse:collapse;margin:8px 0;width:100%;font-size:13px}
.msg-body th,.msg-body td{border:1px solid var(--border);padding:6px 10px;text-align:left}
.msg-body th{background:var(--surface)}
.msg-body blockquote{border-left:3px solid var(--accent);padding:8px 12px;margin:8px 0;background:var(--surface);border-radius:0 8px 8px 0;color:var(--text2)}
.msg-actions{display:flex;gap:6px;margin-top:8px;opacity:0;transition:opacity .2s}
.msg:hover .msg-actions{opacity:1}
.msg-action-btn{padding:4px 10px;border:1px solid var(--glass-border);background:var(--surface);color:var(--text3);border-radius:6px;font-size:11px;cursor:pointer;transition:var(--transition)}
.msg-action-btn:hover{border-color:var(--accent);color:var(--accent2)}
.msg.assistant .msg-body{background:var(--surface);border:1px solid var(--glass-border);border-radius:0 var(--radius) var(--radius) var(--radius);padding:14px 16px}
.msg.user .msg-body{background:linear-gradient(135deg,rgba(99,102,241,0.15),rgba(167,139,250,0.1));border:1px solid rgba(99,102,241,0.15);border-radius:var(--radius) 0 var(--radius) var(--radius);padding:14px 16px;max-width:75%;margin-left:auto}
.msg.user .msg-header{flex-direction:row-reverse}
.msg.user .msg-header .msg-role{display:none}

/* Typing */
.typing-dots{display:flex;gap:5px;padding:8px 0}
.typing-dots span{width:7px;height:7px;background:var(--accent);border-radius:50%;animation:typing 1.2s infinite}
.typing-dots span:nth-child(2){animation-delay:.2s}
.typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-6px);opacity:1}}

/* Input */
.input-row{display:flex;align-items:flex-end;gap:8px;max-width:800px;margin:0 auto;position:relative}
.attach-btn{width:38px;height:38px;border:1px solid var(--glass-border);background:var(--surface);color:var(--text3);border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}
.attach-btn:hover{border-color:var(--accent);color:var(--accent2)}
textarea{flex:1;min-height:38px;max-height:200px;padding:9px 14px;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text);font-size:13px;resize:none;outline:none;line-height:1.5;transition:border-color .2s,box-shadow .2s;overflow-y:auto}
textarea:focus{border-color:var(--accent);box-shadow:0 0 12px rgba(99,102,241,0.15)}
textarea::placeholder{color:var(--text3)}
.send-btn{width:38px;height:38px;border:none;background:linear-gradient(135deg,#6366f1,#a78bfa);color:#fff;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}
.send-btn:hover{box-shadow:var(--shadow-glow)}
.send-btn:disabled{opacity:.5;cursor:not-allowed}
.send-btn.sending{background:var(--danger);animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(99,102,241,0.3)}50%{box-shadow:0 0 0 8px rgba(99,102,241,0)}}
.input-hint{text-align:center;font-size:11px;color:var(--text3);margin-top:4px}
.input-hint kbd{padding:1px 5px;background:var(--surface);border:1px solid var(--border);border-radius:4px;font-size:10px}
.mode-bar{display:flex;gap:4px;max-width:800px;margin:0 auto 6px;justify-content:center}
.mode-btn{padding:5px 14px;border:1px solid var(--glass-border);background:transparent;color:var(--text3);border-radius:20px;font-size:12px;cursor:pointer;transition:var(--transition);font-weight:500}
.mode-btn.active{background:var(--accent-bg);color:var(--accent);border-color:rgba(99,102,241,0.3)}
.mode-btn:hover{border-color:var(--accent)}

/* Quick actions */
.qa-btn{padding:10px 16px;border:1px solid var(--glass-border);background:var(--surface);color:var(--text2);border-radius:var(--radius);cursor:pointer;font-size:13px;transition:var(--transition);min-height:44px}
.qa-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg)}
.qa-btn:active{transform:scale(0.97)}

/* Tool cards */
.tool-card-wrap{margin:8px 0}
.confirm-card{background:var(--surface2);border:1px solid var(--glass-border);border-radius:var(--radius);padding:16px;animation:msgIn .3s cubic-bezier(.4,0,.2,1)}
.confirm-card-title{font-weight:700;font-size:14px;margin-bottom:8px;display:flex;align-items:center;gap:6px}
.confirm-card-desc{font-size:13px;color:var(--text2);line-height:1.5;margin-bottom:10px}
.confirm-card-params{font-size:12px;color:var(--text3);margin-bottom:12px}
.confirm-card-actions{display:flex;gap:8px;flex-wrap:wrap}
.confirm-card-actions button{padding:7px 16px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;transition:var(--transition);min-height:36px}
.confirm-btn{border:none;background:linear-gradient(135deg,#6366f1,#a78bfa);color:#fff}
.confirm-btn:hover{box-shadow:var(--shadow-glow)}
.cancel-btn{border:1px solid var(--glass-border);background:var(--surface);color:var(--text3)}
.cancel-btn:hover{border-color:var(--danger);color:var(--danger)}
.edit-btn{border:1px solid var(--glass-border);background:var(--surface);color:var(--text2)}
.edit-btn:hover{border-color:var(--accent);color:var(--accent2)}
.tool-status-pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 1.5s infinite}

/* Gen loading */
.gen-loading{text-align:center;padding:20px}
.gen-spinner{width:32px;height:32px;border:3px solid var(--glass-border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 10px}
@keyframes spin{to{transform:rotate(360deg)}}
.gen-text{font-size:13px;color:var(--text2)}
.gen-progress{margin-top:10px;height:3px;background:var(--glass-border);border-radius:3px;overflow:hidden}
.gen-progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:3px;animation:progress 2s ease-in-out infinite}
@keyframes progress{0%{width:0}50%{width:70%}100%{width:100%}}

/* Search results */
.search-result{padding:10px;background:rgba(0,0,0,0.15);border-radius:8px;border:1px solid var(--border);margin:6px 0;transition:all .2s}
.search-result:hover{border-color:rgba(99,102,241,0.2);background:rgba(0,0,0,0.2)}

/* Code copy */
.code-copy{position:absolute;top:8px;right:8px;padding:4px 10px;background:var(--surface3);border:1px solid var(--glass-border);border-radius:6px;color:var(--text3);font-size:10px;cursor:pointer;opacity:0;transition:all .2s}
pre:hover .code-copy{opacity:1}
.code-copy:hover{background:var(--accent);color:#fff}

/* File preview */
.file-preview{display:none;gap:8px;padding:8px 0;flex-wrap:wrap;max-width:800px;margin:0 auto}
.file-card{position:relative;width:56px;height:56px;border-radius:10px;overflow:hidden;border:1px solid var(--glass-border)}
.file-thumb{width:100%;height:100%;object-fit:cover}
.file-name{font-size:9px;padding:4px;display:block;word-break:break-all;height:100%;display:flex;align-items:center;justify-content:center;background:var(--surface)}
.file-remove{position:absolute;top:-4px;right:-4px;width:18px;height:18px;background:var(--danger);color:#fff;border:none;border-radius:50%;font-size:10px;cursor:pointer;display:flex;align-items:center;justify-content:center}

/* Media results */
.img-result{max-width:100%;border-radius:8px;cursor:pointer}
.video-player{max-width:100%;border-radius:8px}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:9999;display:flex;align-items:center;justify-content:center;cursor:zoom-out;animation:fadeIn .2s}
.lightbox img{max-width:95vw;max-height:90vh;border-radius:8px;animation:lightboxIn .3s ease}

/* Paste overlay */
.paste-overlay{display:none;position:fixed;inset:0;background:rgba(99,102,241,0.1);backdrop-filter:blur(8px);border:3px dashed var(--accent);z-index:300;align-items:center;justify-content:center;animation:fadeIn .2s}
.paste-overlay.show{display:flex}
.paste-overlay p{background:var(--bg2);backdrop-filter:blur(20px);padding:18px 28px;border-radius:var(--radius);font-size:15px;font-weight:600;color:var(--accent2);border:1px solid var(--glass-border)}

/* Toast */
.toast{position:fixed;bottom:calc(80px + var(--safe-b));left:50%;transform:translateX(-50%);backdrop-filter:blur(20px);background:var(--bg2);color:var(--text);padding:10px 20px;border-radius:24px;font-size:13px;font-weight:500;border:1px solid var(--glass-border);z-index:999;white-space:nowrap;animation:toastIn .3s cubic-bezier(.22,1,.36,1);transition:opacity .3s}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(20px) scale(0.9)}to{opacity:1;transform:translateX(-50%)}}

/* Modal */
.modal{position:fixed;inset:0;z-index:200;display:none;align-items:flex-end;justify-content:center;background:rgba(0,0,0,0.5);backdrop-filter:blur(4px)}
.modal.show{display:flex}
.modal-overlay{position:absolute;inset:0}
.modal-content{backdrop-filter:blur(40px);-webkit-backdrop-filter:blur(40px);background:var(--bg2);border:1px solid var(--glass-border);border-radius:var(--radius-lg) var(--radius-lg) 0 0;width:100%;max-width:520px;max-height:80vh;overflow-y:auto;padding:24px;animation:modalIn .3s cubic-bezier(.22,1,.36,1);position:relative;pointer-events:auto}
@keyframes modalIn{from{transform:scale(0.95) translateY(12px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}
.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.modal-header h3{font-size:17px;font-weight:700}
.modal-close{width:34px;height:34px;border:none;background:var(--surface);color:var(--text2);border-radius:50%;font-size:16px;cursor:pointer;transition:var(--transition);border:1px solid var(--border)}
.modal-close:hover{background:var(--danger);color:#fff;border-color:var(--danger)}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:12px;font-weight:600;color:var(--text2);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text);font-size:13px;outline:none;transition:border-color .2s,box-shadow .2s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 12px rgba(99,102,241,0.15)}

/* Buttons */
.btn{padding:11px 22px;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;transition:var(--transition)}
.btn:active{transform:scale(0.97)}
.btn-primary{background:linear-gradient(135deg,#6366f1,#a78bfa);color:#fff;box-shadow:0 2px 12px rgba(99,102,241,0.3)}
.btn-primary:hover{box-shadow:0 4px 20px rgba(99,102,241,0.4)}
.btn-secondary{background:var(--surface);color:var(--text2);border:1px solid var(--glass-border)}

/* Memory categories */
.mem-cat-btn{transition:all .2s;min-height:44px}
.mem-cat-btn:hover{border-color:var(--accent);color:var(--accent2)}
.mem-cat-btn:active{transform:scale(0.95)}