@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{--orange:#f97316;--orange-dim:#c2550e;--orange-glow:rgba(249,115,22,.18);--bg:#0a0a0a;--bg2:#111;--bg3:#1a1a1a;--bg4:#222;--border:#2a2a2a;--border-bright:#3a3a3a;--text:#ededec;--text-muted:#7a7a7a;--text-dim:#4a4a4a;--user-bg:#7c2d0e;--user-border:#c2550e;--ai-bg:#141414;--ai-border:#272727;--green:#22c55e;--red:#ef4444;--font-ui:'Rajdhani',sans-serif;--font-body:'Inter',-apple-system,sans-serif;--fs:19px;--radius:14px}
html,body{height:100%;overflow:hidden;background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:var(--fs);-webkit-font-smoothing:antialiased}
.screen{display:none;width:100%;height:100dvh}
.screen.active{display:flex;flex-direction:column}
#homeScreen{position:relative;align-items:center;justify-content:flex-end;overflow:hidden}
.home-logo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 20%;z-index:0}
.home-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,transparent 30%,rgba(10,10,10,.55) 55%,rgba(10,10,10,.92) 75%,var(--bg) 100%);z-index:1}
.home-buttons{position:relative;z-index:2;width:100%;padding:0 28px 56px;display:flex;flex-direction:column;gap:14px}
.home-btn{width:100%;padding:17px 24px;border-radius:var(--radius);font-family:var(--font-ui);font-size:20px;font-weight:700;letter-spacing:2px;text-transform:uppercase;cursor:pointer;border:none;transition:transform .12s,opacity .12s}
.home-btn:active{transform:scale(.97)}
.home-btn:disabled{opacity:.35;cursor:not-allowed}
.home-btn.primary{background:var(--orange);color:#fff;box-shadow:0 0 30px rgba(249,115,22,.45)}
.home-btn.secondary{background:rgba(255,255,255,.07);color:var(--text);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(8px)}
#chatScreen{background:var(--bg)}
.chat-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--bg2);border-bottom:1px solid var(--border);flex-shrink:0;gap:8px}
.app-title{font-family:var(--font-ui);font-size:22px;font-weight:700;letter-spacing:4px;color:var(--orange);text-shadow:0 0 18px rgba(249,115,22,.5);flex:1;text-align:center}
.icon-btn{background:none;border:none;color:var(--text);cursor:pointer;padding:7px;border-radius:9px;display:flex;align-items:center;justify-content:center;transition:background .15s;flex-shrink:0}
.icon-btn:active{background:var(--bg4)}
.header-right{display:flex;align-items:center;gap:6px}
.turbo-btn{display:flex;align-items:center;gap:5px;background:var(--bg4);border:1px solid var(--border-bright);color:var(--text-muted);font-family:var(--font-ui);font-size:13px;font-weight:700;letter-spacing:1.5px;padding:6px 11px;border-radius:20px;cursor:pointer;transition:all .2s}
.turbo-btn.on{background:var(--orange-glow);border-color:var(--orange);color:var(--orange);box-shadow:0 0 12px rgba(249,115,22,.3)}
.messages{flex:1;overflow-y:auto;padding:16px 14px;display:flex;flex-direction:column;gap:10px;overscroll-behavior:contain}
.msg-row{display:flex;flex-direction:column;max-width:84%}
.msg-row.user{align-self:flex-end;align-items:flex-end}
.msg-row.ai{align-self:flex-start;align-items:flex-start}
.message{padding:11px 15px;border-radius:16px;font-size:var(--fs);line-height:1.55;word-break:break-word;overflow-wrap:break-word}
.message.user{background:var(--user-bg);border:1px solid var(--user-border);border-radius:16px 16px 4px 16px;color:#fff;white-space:pre-wrap}
.message.ai{background:var(--ai-bg);border:1px solid var(--ai-border);border-radius:16px 16px 16px 4px;color:var(--text)}
.message.ai h1{font-family:var(--font-ui);font-size:22px;color:var(--orange);margin:14px 0 6px;letter-spacing:1px}
.message.ai h2{font-family:var(--font-ui);font-size:19px;color:var(--orange);margin:12px 0 5px}
.message.ai h3{font-family:var(--font-ui);font-size:17px;color:#e0a060;margin:10px 0 4px}
.message.ai p{margin-bottom:8px}
.message.ai p:last-child{margin-bottom:0}
.message.ai ul,.message.ai ol{padding-left:20px;margin:6px 0}
.message.ai li{margin-bottom:4px}
.message.ai strong{color:var(--orange);font-weight:600}
.message.ai em{color:#b0b0b0;font-style:italic}
.message.ai hr{border:none;border-top:1px solid var(--border);margin:12px 0}
.message.ai blockquote{border-left:3px solid var(--orange);padding-left:10px;color:var(--text-muted);margin:8px 0}
.message.ai pre{background:#0d0d0d;border:1px solid var(--border);border-radius:8px;padding:10px 12px;overflow-x:auto;margin:8px 0;font-size:14px}
.message.ai code{font-family:'Courier New',monospace;font-size:14px;background:rgba(0,0,0,.35);padding:1px 5px;border-radius:4px}
.message.ai pre code{background:none;padding:0}
.message.ai table{width:100%;border-collapse:collapse;margin:10px 0;font-size:16px}
.message.ai th{background:var(--bg3);color:var(--orange);font-family:var(--font-ui);font-weight:600;padding:7px 10px;text-align:left;border:1px solid var(--border)}
.message.ai td{padding:6px 10px;border:1px solid var(--border)}
.message.ai tr:nth-child(even) td{background:rgba(255,255,255,.02)}
.provider-tag{font-size:11px;color:var(--text-dim);margin-top:3px;padding-left:4px}
.typing-indicator{background:var(--ai-bg);border:1px solid var(--ai-border);border-radius:16px 16px 16px 4px;padding:12px 16px;align-self:flex-start}
.typing-dots{display:flex;gap:5px;align-items:center}
.typing-dots span{width:8px;height:8px;background:var(--text-muted);border-radius:50%;animation:tdot 1.3s infinite}
.typing-dots span:nth-child(2){animation-delay:.22s}
.typing-dots span:nth-child(3){animation-delay:.44s}
@keyframes tdot{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-5px)}}
.message.error{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);color:#fca5a5;border-radius:10px;font-size:15px;padding:10px 14px;align-self:flex-start}
.input-area{background:var(--bg2);border-top:1px solid var(--border);padding:8px 12px max(14px,env(safe-area-inset-bottom));flex-shrink:0}.copy-all-btn{background:#1a1a1a;border:1px solid #f97316;color:#f97316;font-size:14px;font-weight:700;padding:8px 18px;border-radius:8px;cursor:pointer;letter-spacing:1px;margin-top:8px;align-self:flex-start;display:inline-block;}.copy-all-btn:active{background:#f97316;color:#000;}
.input-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px;align-items:center}
.tool-btn{background:var(--bg4);border:1px solid var(--border-bright);color:var(--text-muted);font-family:var(--font-body);font-size:13px;padding:6px 12px;border-radius:8px;cursor:pointer;transition:background .15s,color .15s;white-space:nowrap}
.tool-btn:active{background:var(--bg3);color:var(--text)}
.file-chip{display:inline-flex;align-items:center;gap:5px;background:rgba(249,115,22,.1);border:1px solid rgba(249,115,22,.25);border-radius:20px;padding:4px 10px;font-size:13px;color:var(--orange)}
.file-chip-remove{background:none;border:none;color:var(--orange-dim);cursor:pointer;font-size:14px;line-height:1;padding:0 0 0 2px}
.input-row{display:flex;gap:8px;align-items:flex-end}
#messageInput{flex:1;background:var(--bg4);border:1px solid var(--border-bright);border-radius:12px;color:var(--text);font-family:var(--font-body);font-size:var(--fs);line-height:1.45;padding:10px 14px;resize:none;min-height:46px;max-height:130px;overflow-y:auto;transition:border-color .15s}
#messageInput::placeholder{color:var(--text-dim)}
#messageInput:focus{outline:none;border-color:var(--orange)}
.send-btn{width:46px;height:46px;border-radius:12px;background:var(--orange);border:none;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .15s,transform .1s}
.send-btn:active{background:var(--orange-dim);transform:scale(.94)}
.send-btn:disabled{background:var(--bg4);color:var(--text-dim);cursor:not-allowed}
.sidebar{position:fixed;top:0;left:-320px;width:320px;height:100dvh;background:var(--bg2);border-right:1px solid var(--border);z-index:200;display:flex;flex-direction:column;transition:left .28s cubic-bezier(.4,0,.2,1)}
.sidebar.open{left:0}
.gear-panel{position:fixed;top:0;right:-320px;width:320px;height:100dvh;background:var(--bg2);border-left:1px solid var(--border);z-index:200;display:flex;flex-direction:column;transition:right .28s cubic-bezier(.4,0,.2,1)}
.gear-panel.open{right:0}
.panel-header{display:flex;justify-content:space-between;align-items:center;padding:16px 16px 14px;border-bottom:1px solid var(--border);font-family:var(--font-ui);font-size:19px;font-weight:700;letter-spacing:1px;color:var(--text);flex-shrink:0}
.close-btn{background:none;border:none;color:var(--text-muted);font-size:18px;cursor:pointer;padding:4px 6px;border-radius:6px}
.close-btn:active{background:var(--bg4)}
.chat-list{flex:1;overflow-y:auto;padding:8px}
.chat-item{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;cursor:pointer;margin-bottom:3px;transition:background .15s}
.chat-item:active{background:var(--bg3)}
.chat-item.current{background:var(--orange-glow);border:1px solid rgba(249,115,22,.2)}
.chat-item-info{flex:1;overflow:hidden}
.chat-item-name{font-size:16px;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-item-meta{font-size:12px;color:var(--text-muted);margin-top:2px}
.chat-del-btn{background:none;border:none;color:var(--text-dim);font-size:16px;cursor:pointer;padding:5px 7px;border-radius:6px;flex-shrink:0;transition:color .15s}
.chat-del-btn:active{color:var(--red)}
.empty-state{text-align:center;color:var(--text-muted);font-size:15px;padding:32px 16px}
.key-list{flex:1;overflow-y:auto;padding:10px}
.key-section-label{font-family:var(--font-ui);font-size:13px;font-weight:700;letter-spacing:2px;color:var(--text-muted);padding:8px 4px 6px;text-transform:uppercase}
.key-section-label.turbo{color:var(--orange)}
.key-item{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--bg3);border-radius:10px;margin-bottom:5px}
.key-dot{width:11px;height:11px;border-radius:50%;flex-shrink:0}
.key-dot.good{background:var(--green);box-shadow:0 0 6px var(--green)}
.key-dot.limited{background:var(--red);box-shadow:0 0 6px var(--red)}
.key-dot.no_key{background:var(--text-dim)}
.key-name{flex:1;font-size:15px;color:var(--text)}
.key-badge{font-family:var(--font-ui);font-size:12px;font-weight:700;letter-spacing:1px;padding:2px 8px;border-radius:10px}
.key-badge.good{color:var(--green);background:rgba(34,197,94,.1)}
.key-badge.limited{color:var(--red);background:rgba(239,68,68,.1)}
.key-badge.no_key{color:var(--text-dim);background:var(--bg4)}
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:199;backdrop-filter:blur(2px)}
.overlay.active{display:block}
.modal-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:300;align-items:flex-end;justify-content:center;padding:0 0 20px;backdrop-filter:blur(4px)}
.modal-backdrop.active{display:flex}
.modal{background:var(--bg3);border:1px solid var(--border-bright);border-radius:18px;padding:22px 20px 18px;width:calc(100% - 32px);max-width:420px}
.modal-title{font-family:var(--font-ui);font-size:20px;font-weight:700;color:var(--text);margin-bottom:14px}
.modal-body{font-size:16px;color:var(--text-muted);margin-bottom:18px}
.modal-input{width:100%;background:var(--bg4);border:1px solid var(--border-bright);border-radius:10px;color:var(--text);font-family:var(--font-body);font-size:var(--fs);padding:11px 14px;margin-bottom:16px}
.modal-input:focus{outline:none;border-color:var(--orange)}
.modal-actions{display:flex;gap:10px}
.modal-btn{flex:1;padding:13px;border-radius:11px;border:none;font-family:var(--font-ui);font-size:17px;font-weight:700;letter-spacing:1px;cursor:pointer;transition:opacity .15s}
.modal-btn:active{opacity:.8}
.modal-btn.cancel{background:var(--bg4);color:var(--text-muted)}
.modal-btn.confirm{background:var(--orange);color:#fff}
.modal-btn.danger{background:var(--red);color:#fff}
::-webkit-scrollbar{width:4px;height:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bg4);border-radius:2px}.sidebar-new-btn{width:calc(100% - 16px);margin:8px 8px 0;padding:12px;background:#f97316;border:none;border-radius:10px;color:#fff;font-family:var(--font-ui);font-size:17px;font-weight:700;letter-spacing:1px;cursor:pointer;display:block;}.sidebar-new-btn:active{background:#c2550e;}.message.ai pre{overflow-x:hidden!important;white-space:pre-wrap!important;word-break:break-word!important;max-height:200px!important;overflow-y:auto!important;}.code-copy-btn{position:absolute;top:6px;right:6px;background:#444;border:none;color:#ccc;font-size:11px;font-weight:700;padding:3px 9px;border-radius:5px;cursor:pointer;letter-spacing:1px;}.code-copy-btn:active{background:#555;color:#fff;}.message.ai pre{max-height:180px;overflow-y:auto;}.file-card{background:#1a1a1a;border:1px solid #333;border-radius:12px;overflow:hidden;max-width:84%;margin-bottom:8px;align-self:flex-start;}.file-card-header{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;background:#222;border-bottom:1px solid #333;}.file-card-name{font-size:14px;color:#f97316;font-weight:600;}.file-card-copy{background:#333;border:none;color:#aaa;font-size:12px;font-weight:700;padding:4px 10px;border-radius:6px;cursor:pointer;letter-spacing:1px;}.file-card-pre{font-family:Courier New,monospace;font-size:13px;color:#ccc;padding:10px 12px;margin:0;overflow-x:auto;}.file-card-more{width:100%;background:#1e1e1e;border:none;border-top:1px solid #333;color:#888;font-size:13px;padding:7px;cursor:pointer;text-align:center;}