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0 0 3px var(--accent-ring)}.cursor-blink:after{content:"";display:inline-block;width:8px;height:16px;background:var(--accent);border-radius:1px;margin-left:2px;vertical-align:-2px;animation:blink 1s steps(2) infinite}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:0}}.empty-state{text-align:center;padding:48px 20px;color:var(--muted)}.empty-state .glyph{width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin:0 auto 16px}.empty-state .glyph .icon{width:24px;height:24px}.empty-state h3{color:var(--text);font-size:17px;margin:0 0 6px;letter-spacing:-.01em}.empty-state p{margin:0 auto;max-width:360px;font-size:14px;line-height:1.55}.skeleton{display:flex;flex-direction:column;gap:12px}.sk-line{height:13px;border-radius:6px;background:linear-gradient(90deg,#eef0f3 25%,#f6f7f9 50%,#eef0f3 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}@keyframes shimmer{to{background-position:-200% 0}}.tr-search{position:relative;margin-bottom:14px}.tr-search .icon{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--faint);width:17px;height:17px}.tr-search input{width:100%;background:var(--surface);border:1px solid var(--border-strong);border-radius:10px;padding:11px 14px 11px 38px;font-size:14px;color:var(--text);outline:none}.tr-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}.tr-top{display:flex;align-items:center;gap:10px;margin-bottom:14px}.tr-top .tr-search{flex:1 1;margin-bottom:0}.seg-list{margin:0 -8px;padding:0 8px 4px}.seg{display:flex;gap:14px;padding:10px 12px;border-radius:9px;cursor:pointer;transition:background .12s}.seg:hover{background:var(--surface-2)}.seg .t{font-family:var(--mono);font-size:12px;color:var(--accent);flex-shrink:0;width:54px;padding-top:2px;font-weight:500}.seg .txt{font-size:14.5px;line-height:1.6;color:var(--text-2)}.chat-log{display:flex;flex-direction:column;gap:16px;margin-bottom:18px}.msg{max-width:86%;padding:12px 16px;border-radius:14px;font-size:14.5px;line-height:1.62}.msg.user{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:5px}.msg.assistant{align-self:flex-start;background:var(--surface-2);border:1px solid var(--border);color:var(--text-2);border-bottom-left-radius:5px}.chat-bar{display:flex;gap:8px;border:1px solid var(--border-strong);border-radius:12px;padding:7px 7px 7px 14px;background:var(--surface)}.chat-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}.chat-bar input{flex:1 1;border:none;outline:none;background:transparent;font-size:14.5px;color:var(--text)}.spinner{display:inline-block;width:15px;height:15px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.spinner.dark{border-color:var(--border-strong);border-top-color:var(--accent)}@keyframes spin{to{transform:rotate(1turn)}}.rail-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 8px 4px;border-top:1px solid var(--border);margin-top:8px}.rail-foot .who{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(700px 380px at 50% -10%,rgba(37,99,235,.08),transparent 60%),var(--bg)}.auth-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-md);padding:32px 28px;text-align:center}.auth-card h2{font-size:21px;letter-spacing:-.02em;margin:0 0 6px}.auth-sub{color:var(--muted);font-size:14px;line-height:1.55;margin:0 0 20px}.auth-input{width:100%;border:1px solid var(--border-strong);border-radius:11px;padding:13px 15px;font-size:15px;color:var(--text);outline:none}.auth-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}.auth-err{margin-top:12px;color:var(--danger);font-size:13px}.auth-toggle{margin-top:16px;font-size:13px;color:var(--muted)}.auth-toggle button{border:none;background:none;color:var(--accent);font-weight:600;cursor:pointer;font-size:13px;padding:0}.modal-backdrop{position:fixed;inset:0;z-index:100;background:rgba(16,24,40,.45);display:grid;place-items:center;padding:24px;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.modal{position:relative;width:100%;max-width:400px;background:var(--surface);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);padding:30px 28px 26px;text-align:center}.modal h2{font-size:20px;letter-spacing:-.02em;margin:0 0 6px}.modal-x{position:absolute;top:12px;right:12px;border:none;background:none;color:var(--faint);cursor:pointer;padding:6px;border-radius:8px;display:grid;place-items:center}.modal-x:hover{background:var(--surface-2);color:var(--text)}.confirm-modal{max-width:380px}.confirm-icon{width:46px;height:46px;margin:0 auto 14px;display:grid;place-items:center;border-radius:50%;background:var(--danger-soft);color:var(--danger)}.confirm-icon .icon{width:22px;height:22px}.confirm-actions{display:flex;gap:10px;margin-top:22px}.confirm-actions .btn{flex:1 1;justify-content:center}.tab .lock-dot{display:inline-flex;color:var(--faint)}.tab .lock-dot .icon{width:13px;height:13px}.ts-chip{cursor:pointer;transition:background .12s,color .12s}.prose .ts-chip:hover{background:var(--accent);color:#fff}.rail-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.rail-collapse-btn{border:none;background:none;color:var(--faint);cursor:pointer;padding:6px;border-radius:8px;display:grid;place-items:center}.rail-collapse-btn:hover{background:var(--surface-2);color:var(--text)}.rail-expand{position:fixed;top:14px;left:14px;z-index:50;width:38px;height:38px;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:10px;display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-sm)}.rail-expand:hover{background:var(--surface-2)}.foot-actions{display:flex;gap:4px;align-items:center}.icon-btn{padding:7px}@media (min-width:821px){.shell.rail-collapsed .rail{display:none}}@media (max-width:820px){.rail-collapse-btn,.rail-expand{display:none!important}}.settings-modal{text-align:left;max-width:440px}.settings-modal .auth-sub,.settings-modal h2{text-align:center}.settings-form{gap:14px;margin-top:4px}.fld,.settings-form{display:flex;flex-direction:column}.fld{gap:6px;font-size:13px;font-weight:600;color:var(--text-2)}.fld>span{display:flex;align-items:center;gap:8px}.fld input,.fld select{border:1px solid var(--border-strong);border-radius:10px;padding:11px 13px;font-size:14.5px;color:var(--text);background:var(--surface);outline:none;font-weight:400}.fld input:focus,.fld select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-ring)}.saved-tag{color:var(--success);font-weight:600;font-style:normal;font-size:12px}.settings-ok{color:var(--success);font-size:13px;text-align:center;margin-top:2px}.rail-backdrop{display:none}@media (max-width:1024px){:root{--rail-w:250px}.wk-body{padding:24px 22px 70px}.tabbar,.wk-head{padding-left:22px;padding-right:22px}}@media (max-width:820px){.rail{position:fixed;top:0;left:0;height:100vh;transform:translateX(-100%);transition:transform .22s ease;box-shadow:var(--shadow-lg)}.rail.open{transform:translateX(0)}.rail-backdrop.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.32);z-index:35}.mtop{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 16px;border-bottom:1px solid var(--border);background:var(--surface);position:-webkit-sticky;position:sticky;top:0;z-index:20}.mtop .hamburger{border:none;background:none;padding:6px;cursor:pointer;color:var(--text);display:grid;place-items:center}.wk-head{position:static;padding:14px 16px}.tabbar{position:-webkit-sticky;position:sticky;top:0;padding:6px 12px 0}.wk-body{padding:20px 16px 60px}.card{padding:20px 16px}.newview{padding:30px 18px 70px}.hero h1{font-size:33px}.hero .sub{font-size:15.5px}.clip-card{padding:16px}.msg{max-width:92%}}@media (max-width:480px){.hero h1{font-size:27px}.search-box{flex-direction:column;padding:12px;gap:10px}.search-box .field{width:100%;padding-left:4px}.search-box .btn{width:100%;justify-content:center;padding:13px}.composer .c-actions .btn{flex:1 1}}