:root{--bg:#10131c;--panel:#151925;--panel2:#1a1f2d;--line:rgba(223,230,255,.09);--muted:#8c93a8;--text:#eef0f8;--purple:#a99cff;--cyan:#82e6d0;--font:Manrope,"Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;background:var(--bg);color:var(--text);font-family:var(--font)}body{overflow:hidden}button,textarea,input,select{font:inherit}button{color:inherit;cursor:pointer}.app-shell{display:flex;height:100dvh;min-height:0;background:radial-gradient(ellipse at 64% 2%,rgba(91,78,156,.10),transparent 36%),var(--bg)}
.sidebar{width:258px;flex:0 0 258px;display:flex;flex-direction:column;padding:25px 17px 17px;background:rgba(17,20,30,.9);border-right:1px solid var(--line);z-index:5}.brand-row{display:flex;align-items:center;gap:11px;padding:0 8px 28px}.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(145deg,#b7a9ff,#7872dc 70%,#69d9cb);display:flex;align-items:center;justify-content:center;gap:2px;box-shadow:0 4px 22px #8775e433;flex-shrink:0}.brand-mark span{display:block;width:3px;border-radius:3px;background:#171a2a}.brand-mark span:nth-child(1){height:10px}.brand-mark span:nth-child(2){height:17px}.brand-mark span:nth-child(3){height:12px}.brand-copy{display:flex;flex-direction:column;gap:2px}.brand-copy strong{font-size:15px;letter-spacing:.02em}.brand-copy small{font:9px "DM Mono",monospace;letter-spacing:.11em;color:#8e94a8}.new-chat{height:43px;display:flex;align-items:center;gap:10px;padding:0 13px;background:linear-gradient(100deg,rgba(169,156,255,.13),rgba(130,230,208,.06));border:1px solid rgba(169,156,255,.24);border-radius:11px;text-align:left;font-size:12px;font-weight:700;transition:.2s}.new-chat:hover{border-color:rgba(169,156,255,.55);background:rgba(169,156,255,.17)}.plus{font-size:19px;font-weight:400;color:var(--purple)}.sidebar-label{margin:29px 8px 12px;font:10px "DM Mono",monospace;letter-spacing:.09em;color:#707991;text-transform:uppercase}.history-list{display:flex;flex-direction:column;gap:4px;overflow:auto}.empty-history{font-size:11px;color:#626a80;padding:12px 8px}.history-item{display:flex;align-items:center;gap:9px;width:100%;padding:10px 9px;border:1px solid transparent;border-radius:9px;background:transparent;text-align:left;color:#aeb4c6;font-size:11px;min-width:0}.history-item:hover,.history-item.active{background:rgba(255,255,255,.045);border-color:var(--line);color:#f1f2fa}.history-item .hist-icon{color:#838ca6;font-size:15px}.history-item .hist-title{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1}.delete-history{border:0;background:transparent;color:#788096;opacity:.2;font-size:15px}.history-item:hover .delete-history{opacity:1}.sidebar-bottom{margin-top:auto}.privacy-card{display:flex;align-items:center;gap:9px;padding:12px 10px;background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:10px}.privacy-dot,.status-dot{width:7px;height:7px;display:inline-block;background:#6de2b4;border-radius:50%;box-shadow:0 0 12px #6de2b455;flex-shrink:0}.privacy-card strong,.privacy-card small{display:block}.privacy-card strong{font-size:11px;font-weight:600}.privacy-card small{font-size:9px;color:#858da1;margin-top:3px}.sidebar-foot{text-align:center;margin-top:14px;font:8px "DM Mono",monospace;color:#586078;letter-spacing:.08em}
.main-panel{flex:1;display:flex;flex-direction:column;min-width:0;min-height:0}.topbar{height:70px;flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:0 35px;border-bottom:1px solid var(--line);background:rgba(15,18,27,.45)}.topbar-title{display:flex;align-items:center;gap:9px;font-size:11px;color:#9ca3b7}.topbar-title .status-dot{background:#767c90;box-shadow:none}.topbar-title .status-dot.online{background:#6de2b4;box-shadow:0 0 12px #6de2b455}.model-wrap{display:flex;align-items:center;gap:10px}.model-wrap label{font:9px "DM Mono",monospace;letter-spacing:.1em;color:#737b91}.model-wrap select{max-width:240px;width:180px;min-width:0;color:#dfe2ef;background:#1a1f2c;border:1px solid #2c3245;padding:8px 25px 8px 10px;border-radius:8px;font-size:11px;outline:none}.model-wrap select:focus{border-color:#9185e9}.model-wrap select:disabled{opacity:.55}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:31px;height:31px;border:1px solid transparent;border-radius:8px;background:transparent;color:#8f96ac;font-size:17px}.icon-button:hover{background:rgba(255,255,255,.06);border-color:var(--line);color:#fff}.menu-button,.mobile-close{display:none}.conversation-area{flex:1;min-height:0;overflow-y:auto;scroll-behavior:smooth}.welcome{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:35px 24px 28px;text-align:center}.welcome-orb{width:100px;height:100px;position:relative;display:grid;place-items:center;margin-bottom:27px}.orb-core{width:56px;height:56px;border-radius:50%;background:radial-gradient(circle at 35% 25%,#edecff 0,#b0a5ff 22%,#7470d7 53%,#262e50 76%);box-shadow:0 0 40px #8779ec55,inset -8px -6px 16px #11182e;position:relative;z-index:2}.orb-ring{position:absolute;border:1px solid rgba(169,156,255,.33);border-radius:50%;transform:rotate(-28deg)}.ring-one{width:88px;height:36px}.ring-two{width:104px;height:47px;transform:rotate(53deg);border-color:rgba(130,230,208,.24)}.orb-spark{position:absolute;font-size:15px;color:var(--cyan)}.spark-one{right:1px;top:19px;color:#c6bbff}.spark-two{left:1px;bottom:17px;font-size:25px;color:var(--cyan)}.eyebrow{display:flex;align-items:center;gap:11px;font:9px "DM Mono",monospace;letter-spacing:.16em;color:#9b94cb}.eyebrow-line{width:18px;height:1px;background:#8179b9;opacity:.6}.welcome h1{margin:17px 0 12px;font-size:clamp(30px,3vw,42px);line-height:1.25;letter-spacing:-.055em;font-weight:600}.welcome h1 span{background:linear-gradient(95deg,#c8bdff,#93e8d9);background-clip:text;-webkit-background-clip:text;color:transparent}.welcome-copy{font-size:12px;line-height:1.95;color:#939bb0;margin:0 0 28px}.suggestion-grid{width:min(640px,100%);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;text-align:left}.suggestion{min-width:0;display:flex;align-items:center;gap:11px;padding:14px 13px;border:1px solid #272d3e;border-radius:12px;background:linear-gradient(140deg,rgba(27,32,47,.84),rgba(22,26,39,.75));transition:transform .2s,border-color .2s,background .2s}.suggestion:hover{transform:translateY(-2px);border-color:#68618f;background:#20253a}.suggestion-icon{display:grid;place-items:center;width:34px;height:34px;flex-shrink:0;border-radius:10px;font-size:16px}.icon-code{background:#292640;color:#b7aaff}.icon-idea{background:#253839;color:#8fe4d1}.icon-book{background:#302b3d;color:#d3b7ff}.icon-web{background:#243447;color:#8fc9ed}.suggestion strong,.suggestion small{display:block}.suggestion strong{font-size:11px;font-weight:700}.suggestion small{font-size:9px;color:#858da2;margin-top:4px}.suggest-arrow{margin-left:auto;color:#707991;font-size:13px;align-self:flex-start}.messages{display:none;max-width:900px;width:100%;margin:0 auto;padding:28px 36px 14px}.messages.visible{display:flex;flex-direction:column;gap:22px}.message{display:flex;gap:12px;align-items:flex-start;animation:appear .22s ease-out}.message.user{flex-direction:row-reverse}.avatar{width:29px;height:29px;flex-shrink:0;border-radius:9px;display:grid;place-items:center;font-size:11px}.message.assistant .avatar{background:linear-gradient(140deg,#a99cff,#70dccc);color:#171a2a;font-weight:800}.message.user .avatar{background:#272d40;color:#c3c9dc;border:1px solid #343b52}.message-body{min-width:0;max-width:calc(100% - 42px)}.message.user .message-body{display:flex;flex-direction:column;align-items:flex-end}.message-name{font:9px "DM Mono",monospace;letter-spacing:.04em;color:#858da4;margin:3px 0 8px}.message-bubble{font-size:12px;line-height:1.9;color:#e3e6f1;white-space:pre-wrap;overflow-wrap:anywhere}.message.user .message-bubble{background:#23283a;border:1px solid #30374b;padding:11px 14px;border-radius:14px 4px 14px 14px;color:#f0f1fa}.message.assistant .message-bubble{padding:0 2px}.message-bubble.error{color:#ffb2b2}.stream-status{max-width:900px;width:100%;margin:0 auto;padding:0 78px 20px;display:flex;align-items:center;gap:9px;color:#8c93a8;font-size:10px}.stream-status[hidden]{display:none}.typing-dots{display:flex;gap:3px}.typing-dots i{width:4px;height:4px;background:#aca0ff;border-radius:50%;animation:dot 1s infinite ease-in-out}.typing-dots i:nth-child(2){animation-delay:.15s}.typing-dots i:nth-child(3){animation-delay:.3s}
.composer-zone{flex-shrink:0;padding:14px 24px max(13px,env(safe-area-inset-bottom));background:linear-gradient(0deg,var(--bg) 74%,rgba(16,19,28,.94))}.composer{max-width:820px;margin:0 auto;border:1px solid #34394c;border-radius:15px;padding:14px 15px 10px;background:linear-gradient(150deg,#1a1f2d,#171b27);box-shadow:0 8px 35px #0002;transition:border-color .2s,box-shadow .2s}.composer:focus-within{border-color:#766bb7;box-shadow:0 8px 35px #0002,0 0 0 3px #a99cff0a}.composer textarea{display:block;width:100%;resize:none;max-height:160px;min-height:30px;padding:2px 1px 10px;background:transparent;border:0;outline:none;color:#eef0f8;font-size:12px;line-height:1.65}.composer textarea::placeholder{color:#656e85}.composer textarea:disabled{opacity:.5}.composer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid #2c3244;padding-top:9px}.composer-hint{font-size:9px;color:#697187}.composer-hint kbd{font:9px "DM Mono",monospace;border:1px solid #3a4053;border-radius:4px;padding:2px 4px;color:#8f96ad}.send-button{display:flex;align-items:center;gap:12px;background:linear-gradient(120deg,#b8aaff,#8cdecf);border:0;color:#171a2a;border-radius:9px;padding:7px 9px 7px 13px;font-size:10px;font-weight:800;transition:filter .2s,opacity .2s}.send-button .send-icon{display:grid;place-items:center;background:#2a2c49;color:#e6e2ff;width:23px;height:23px;border-radius:6px;font-size:15px}.send-button:hover:not(:disabled){filter:brightness(1.08)}.send-button:disabled{opacity:.45;cursor:not-allowed}.footer-note{max-width:820px;margin:9px auto 0;text-align:center;font-size:9px;color:#60697f}.lock-symbol{color:#8a86bb;margin-right:4px}.modal-backdrop{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:22px;background:rgba(7,9,15,.78);backdrop-filter:blur(16px)}.modal-backdrop.hidden{display:none}.access-card{width:min(400px,100%);padding:31px;border:1px solid #38334f;border-radius:20px;background:radial-gradient(ellipse at 50% 0,rgba(137,119,224,.13),transparent 42%),#171b28;box-shadow:0 25px 100px #0007}.access-logo{display:flex;justify-content:center;margin-bottom:21px}.access-logo .brand-mark{width:43px;height:43px;border-radius:14px}.access-eyebrow{text-align:center;font:9px "DM Mono",monospace;color:#a99cff;letter-spacing:.17em}.access-card h2{text-align:center;font-size:22px;letter-spacing:-.04em;margin:10px 0}.access-card p{text-align:center;font-size:11px;line-height:1.85;color:#939bb0;margin:0 0 22px}.access-card label{font-size:10px;color:#adb3c4;display:block;margin-bottom:8px}.access-card input{width:100%;background:#10131d;border:1px solid #363b50;border-radius:9px;padding:12px;color:#f2f3fa;font:11px "DM Mono",monospace;outline:none}.access-card input:focus{border-color:#a99cff}.access-error{min-height:17px;font-size:10px;color:#ff9999;margin-top:7px}.access-submit{width:100%;display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border:0;border-radius:9px;background:linear-gradient(110deg,#b8aaff,#8cdecf);color:#171a2a;font-size:11px;font-weight:800}.access-submit span{font-size:17px}.access-foot{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:19px;font:8px "DM Mono",monospace;letter-spacing:.1em;color:#6c758c}.access-foot .privacy-dot{width:5px;height:5px}.toast{position:fixed;bottom:95px;left:50%;transform:translate(-50%,10px);background:#2a3042;border:1px solid #424a62;color:#edf0fa;font-size:11px;padding:10px 15px;border-radius:9px;opacity:0;pointer-events:none;transition:.2s;z-index:30;max-width:90vw}.toast.show{opacity:1;transform:translate(-50%,0)}@keyframes appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@keyframes dot{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}
@media(max-width:760px){.sidebar{position:fixed;inset:0 auto 0 0;width:min(290px,86vw);transform:translateX(-102%);transition:transform .24s;box-shadow:none}.sidebar.open{transform:translateX(0);box-shadow:18px 0 55px #0008}.menu-button,.mobile-close{display:inline-flex}.brand-row{padding-bottom:22px}.mobile-close{margin-left:auto;font-size:22px}.topbar{height:59px;padding:0 13px;gap:8px}.topbar-title{margin-right:auto;font-size:10px}.model-wrap{gap:5px}.model-wrap label{display:none}.model-wrap select{width:min(44vw,185px);max-width:185px;font-size:10px;padding:8px 7px}.refresh-button{width:28px}.welcome{justify-content:flex-start;padding:29px 17px 20px}.welcome-orb{width:82px;height:82px;margin-bottom:20px;transform:scale(.85)}.eyebrow{font-size:8px;letter-spacing:.1em}.welcome h1{font-size:32px;margin-top:13px}.welcome-copy{font-size:11px;margin-bottom:24px}.suggestion-grid{grid-template-columns:1fr;gap:8px;max-width:440px}.suggestion{padding:11px}.suggestion-icon{width:31px;height:31px}.messages{padding:22px 15px 12px}.message{gap:8px}.avatar{width:26px;height:26px;border-radius:8px}.message-body{max-width:calc(100% - 34px)}.message-bubble{font-size:12px}.stream-status{padding:0 49px 16px}.composer-zone{padding:10px 10px max(9px,env(safe-area-inset-bottom))}.composer{padding:11px 11px 9px;border-radius:13px}.composer textarea{font-size:12px;min-height:28px}.composer-hint{font-size:8px}.footer-note{font-size:8px;line-height:1.5;margin:8px 5px 0}.access-card{padding:25px 21px}.toast{bottom:100px}}
@media(max-height:730px) and (min-width:761px){.welcome{padding-top:12px;padding-bottom:12px}.welcome-orb{width:72px;height:72px;transform:scale(.75);margin-bottom:12px}.welcome h1{font-size:33px;margin-top:11px}.welcome-copy{margin-bottom:18px}.suggestion{padding:10px 12px}.suggestion-icon{width:30px;height:30px}}

.history-choose{display:flex;align-items:center;gap:9px;flex:1;min-width:0;padding:0;background:transparent;border:0;text-align:left;color:inherit;font-size:inherit}.history-choose .hist-icon{color:#838ca6;font-size:15px}.history-choose .hist-title{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1}

/* Actionable connection diagnostics */
.connection-notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 14px 24px 0;
  padding: 14px 16px;
  border: 1px solid rgba(255, 184, 77, .34);
  border-radius: 14px;
  background: rgba(255, 184, 77, .08);
  color: var(--text, #f3f4f6);
}
.connection-notice[hidden] { display: none; }
.connection-notice-icon {
  display: grid; place-items: center; flex: 0 0 25px; height: 25px;
  border-radius: 50%; background: rgba(255, 184, 77, .18); color: #ffc56c; font-weight: 800;
}
.connection-notice-content { flex: 1; min-width: 0; }
.connection-notice-content strong { display: block; margin-bottom: 5px; font-size: 13px; }
.connection-notice-content p { margin: 0; color: var(--muted, #a8adbd); font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; white-space: pre-wrap; }
.connection-notice-content .connection-notice-help { margin-top: 7px; }
.connection-notice-content code { color: #c8d7ff; overflow-wrap: anywhere; }
.notice-retry { flex: 0 0 auto; padding: 8px 11px; border: 1px solid var(--border, #333847); border-radius: 9px; background: rgba(255,255,255,.04); color: inherit; cursor: pointer; }
.notice-retry:disabled { opacity: .5; cursor: wait; }
@media (max-width: 620px) {
  .connection-notice { margin: 10px 12px 0; padding: 12px; gap: 9px; }
  .notice-retry { padding: 7px 9px; font-size: 12px; }
}