:root{color-scheme:dark;--bg:#0b1120;--panel:#111b2d;--panel2:#172338;--line:#26344b;--text:#edf3fc;--muted:#91a0b7;--accent:#7c9cff;--accent2:#a5b8ff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:"DM Sans",sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}#app{min-height:100vh;display:flex}.sidebar{width:264px;flex:none;background:#0d1627;border-right:1px solid var(--line);padding:25px 16px 16px;display:flex;flex-direction:column;min-height:100vh}.brand{display:flex;align-items:center;gap:11px;color:var(--text);text-decoration:none;font:800 17px Manrope,sans-serif;letter-spacing:.08em;padding:0 8px 32px}.brand b{color:var(--accent2)}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(145deg,#9bb2ff,#5e77d8);display:inline-grid;place-items:center;color:#10182a;font:800 19px Manrope,sans-serif}.new-chat{width:100%;border:1px solid #52699c;background:#1a2945;color:#fff;padding:12px 14px;border-radius:11px;text-align:left;font-weight:600}.side-label{font-size:10px;letter-spacing:.16em;color:#687b98;margin:29px 9px 10px}.nav-item{border:0;background:transparent;color:#9eacc2;padding:11px 12px;text-align:left;border-radius:9px;display:flex;gap:12px;align-items:center}.nav-item.active,.nav-item:hover{background:#1a2942;color:#fff}.history-label{margin-top:30px}.conversation-list{overflow:auto;flex:1}.conversation{display:block;width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:none;border:0;color:#9eacc2;text-align:left;padding:9px 10px;border-radius:8px;font-size:13px}.conversation.active,.conversation:hover{background:#17243a;color:white}.sidebar-bottom{border-top:1px solid var(--line);padding-top:14px}.user-chip{display:flex;align-items:center;gap:10px;padding:5px}.avatar{width:34px;height:34px;border-radius:50%;background:#283c61;color:#c9d6ff;display:grid;place-items:center;font-weight:700}.user-meta{min-width:0;display:flex;flex:1;flex-direction:column;gap:3px}.user-meta strong{font-size:12px;overflow:hidden;text-overflow:ellipsis}.user-meta span{font-size:10px;color:var(--muted)}#sign-out,.icon-button{border:0;background:transparent;color:#9eacc2;padding:8px}.main{min-width:0;flex:1;display:flex;flex-direction:column;min-height:100vh}.topbar{height:66px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:flex-end;padding:0 35px;color:var(--muted);font-size:12px;gap:10px}.topbar-right{display:flex;align-items:center;gap:9px}.status-dot{width:7px;height:7px;border-radius:50%;background:#55c99a}.mobile-brand{display:none}.workspace{width:min(100%,920px);margin:0 auto;display:flex;flex:1;flex-direction:column;padding:8vh 36px 20px}.welcome{margin:auto 0}.eyebrow{font-size:10px;letter-spacing:.18em;color:var(--accent2);font-weight:700}.welcome h1,.view-heading h1{font:700 clamp(38px,5vw,58px)/1.13 Manrope,sans-serif;letter-spacing:-.045em;margin:18px 0 12px}.welcome h1 span{color:#91a9ff}.welcome>p,.view-heading>p{color:var(--muted);font-size:15px}.prompt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:42px}.prompt-card{background:var(--panel);border:1px solid var(--line);border-radius:13px;padding:17px;text-align:left;color:var(--text);display:flex;flex-direction:column;gap:9px;min-height:126px}.prompt-card:hover{border-color:#718bd2;transform:translateY(-2px)}.prompt-card>span{font-size:21px;color:var(--accent2)}.prompt-card b{font-size:13px}.prompt-card small{font-size:11px;color:var(--muted)}.composer-area{margin-top:auto;padding-top:35px}.composer{border:1px solid #35445e;background:#121d30;border-radius:16px;padding:14px 15px 10px;box-shadow:0 12px 40px #0002}.composer textarea{width:100%;resize:none;outline:none;border:0;background:transparent;color:var(--text);min-height:44px;max-height:180px;padding:5px;font-size:14px}.composer textarea::placeholder{color:#71819a}.composer-footer{display:flex;align-items:center;justify-content:space-between;color:#71819a;font-size:10px;padding:5px 2px 0}.send-button,.primary{border:0;border-radius:10px;background:linear-gradient(135deg,#8ea8ff,#6d83e8);color:#10182b;font-weight:800}.send-button{width:34px;height:34px;font-size:20px}.disclaimer{text-align:center;font-size:10px;color:#65748c;margin:12px 0 0}.messages{flex:1;overflow:auto;padding:22px 0}.message{max-width:780px;margin:0 auto 20px;display:flex;gap:13px}.message-role{width:30px;height:30px;flex:none;border-radius:10px;background:#253653;display:grid;place-items:center;color:#b7c7ff;font-size:12px}.message-body{white-space:pre-wrap;line-height:1.7;font-size:14px;padding-top:4px}.message.user .message-role{background:#2c4c48;color:#a6efd4}.content-view{width:min(100%,900px);margin:0 auto;padding:8vh 35px}.view-heading h1{font-size:42px}.empty-panel{margin-top:40px;border:1px dashed #34445e;border-radius:16px;padding:45px;text-align:center;background:#111b2d}.empty-icon{font-size:30px;color:var(--accent2)}.empty-panel h2{font:600 19px Manrope}.empty-panel p{color:var(--muted);font-size:13px;max-width:470px;margin:0 auto;line-height:1.7}.auth-wrap{flex:1;display:grid;place-items:center;padding:35px 18px}.auth-card{width:min(100%,430px);background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:34px;box-shadow:0 24px 80px #0004}.auth-logo{margin-bottom:22px}.auth-card h1{font:700 30px Manrope;margin:8px 0}.auth-card>p.muted{font-size:13px;line-height:1.6}.auth-tabs{display:flex;gap:4px;margin:25px 0 20px;border-bottom:1px solid var(--line)}.auth-tabs button{flex:1;border:0;background:transparent;color:var(--muted);padding:11px 4px;font-size:11px}.auth-tabs button.selected{color:white;border-bottom:2px solid var(--accent)}.auth-card label{display:block;font-size:11px;color:#b5c2d6;margin:13px 0 7px}.auth-card input{width:100%;padding:12px;border:1px solid var(--line);background:#0c1525;border-radius:9px;color:white;outline:none}.auth-card input:focus{border-color:var(--accent)}.primary{padding:13px 16px;margin-top:20px}.primary span{float:right}.full{width:100%}.form-message{min-height:18px;font-size:12px;color:#a8c0ff;line-height:1.5}.fine-print{font-size:10px;color:#73819a;line-height:1.6}.toast{position:fixed;bottom:24px;right:24px;background:#243550;border:1px solid #435a80;padding:12px 16px;border-radius:10px;font-size:12px;display:none}.muted{color:var(--muted)}.small{font-size:11px}.hidden{display:none!important}@media(max-width:760px){.sidebar{display:none}.topbar{height:58px;justify-content:space-between;padding:0 17px}.mobile-brand{display:flex;align-items:center;gap:9px;font:800 13px Manrope;letter-spacing:.08em}.mobile-brand .brand-mark{width:28px;height:28px;font-size:15px}.topbar-right>span:not(.status-dot){display:none}.workspace{padding:8vh 18px 18px}.welcome h1{font-size:42px}.prompt-grid{grid-template-columns:1fr;gap:8px;margin-top:28px}.prompt-card{min-height:85px;padding:13px;display:grid;grid-template-columns:28px 1fr;align-items:center;gap:3px 9px}.prompt-card>span{grid-row:span 2}.prompt-card small{grid-column:2}.composer-area{padding-top:25px}.content-view{padding:7vh 18px}.auth-card{padding:25px 21px}.auth-tabs button{font-size:10px}.message{gap:9px}.message-body{font-size:13px}}
/* ChatGPT-style composer tools menu */
.composer-area{position:relative}
.composer-footer{gap:12px}
.composer-left{display:flex;align-items:center;gap:10px;min-width:0}
.plus-button{width:34px;height:34px;flex:none;border:1px solid #35445e;border-radius:50%;background:#1b2940;color:#eaf0ff;font-size:25px;line-height:1;display:grid;place-items:center;transition:transform .16s,background .16s}
.plus-button:hover,.plus-button[aria-expanded="true"]{background:#293b5b;border-color:#718bd2}
.plus-button[aria-expanded="true"]{transform:rotate(45deg)}
.tool-menu{position:absolute;z-index:20;left:0;bottom:calc(100% + 10px);width:min(390px,calc(100vw - 36px));max-height:min(440px,65vh);overflow:auto;padding:7px;background:#202b3d;border:1px solid #3a4659;border-radius:15px;box-shadow:0 16px 48px #0008}
.tool-option{width:100%;display:flex;align-items:center;gap:11px;text-align:left;border:0;border-radius:9px;padding:9px 10px;background:transparent;color:#edf3fc}
.tool-option:hover{background:#344258}
.tool-icon{width:22px;flex:none;text-align:center;font-size:16px}
.tool-option>span:nth-child(2){display:flex;flex:1;min-width:0;flex-direction:column;gap:2px}
.tool-option b{font-size:12px;font-weight:600}
.tool-option small{font-size:10px;color:#aab6c8}
.tool-option em{font-size:9px;color:#9aabc7;font-style:normal}
.tool-menu-divider{height:1px;background:#3b4759;margin:6px 4px}
.attachment-list{display:flex;flex-wrap:wrap;gap:7px;padding:3px 4px 10px}
.attachment-chip{display:flex;align-items:center;gap:7px;max-width:100%;padding:6px 9px;border:1px solid #40516c;border-radius:9px;background:#1a2940;color:#dce6f8;font-size:11px}
.attachment-chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.attachment-chip button{border:0;background:none;color:#aab8ce;font-size:15px;padding:0 2px}
@media(max-width:760px){.tool-menu{left:0;width:min(360px,calc(100vw - 36px))}.composer-left{gap:8px}.composer-footer>span{font-size:9px}}