:root{font-family:DM Sans,Noto Sans SC,Microsoft YaHei,sans-serif;color:#242923;background:#f7f8f5;font-synthesis:none;text-rendering:optimizeLegibility;font-weight:400;--ink: #242923;--muted: #73796f;--line: #e4e8df;--surface: #fff;--green: #466b4f;--green-dark: #36553e;--soft-green: #edf3ec}*{box-sizing:border-box}html,body,#root{min-width:320px;min-height:100%;margin:0}body{min-height:100dvh}button,textarea,input{font:inherit}button{color:inherit}button:focus-visible,a:focus-visible,textarea:focus-visible,input:focus-visible{outline:3px solid #8caf91;outline-offset:2px}.entry-screen,.chat-screen,.history-screen{position:relative;display:flex;width:min(100%,480px);min-height:100dvh;margin:0 auto;flex-direction:column;background:#fbfcf9}.entry-screen{padding:max(28px,env(safe-area-inset-top)) 25px max(24px,env(safe-area-inset-bottom))}.entry-header{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600}.brand-mark,.assistant-mark,.history-icon{display:inline-grid;flex:0 0 auto;place-items:center;color:var(--green);background:var(--soft-green);border-radius:50%}.brand-mark{width:34px;height:34px}.entry-copy{margin-top:clamp(64px,15dvh,142px);max-width:385px}.eyebrow{margin:0;color:var(--muted);font-size:10px;font-weight:600;letter-spacing:0}.entry-copy h1{margin:13px 0 10px;font-size:32px;font-weight:600;line-height:1.25}.entry-copy>p:last-child{max-width:330px;margin:0;color:#636b60;font-size:15px;line-height:1.8}.entry-prompt{display:flex;align-items:flex-start;gap:12px;margin-top:44px;padding:17px 16px;border:1px solid var(--line);border-radius:6px;background:#fff}.entry-prompt p{margin:0;font-size:14px;line-height:1.8}.assistant-mark{width:32px;height:32px}.entry-footnote{display:flex;align-items:center;gap:7px;margin-top:16px;color:var(--muted);font-size:12px}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;gap:10px;padding:0 17px;border:1px solid transparent;border-radius:5px;cursor:pointer;font-size:14px;font-weight:600}.button:disabled{cursor:not-allowed;opacity:.55}.button.primary{color:#fff;background:var(--green)}.button.primary:hover:not(:disabled){background:var(--green-dark)}.button.quiet{color:var(--green-dark);border-color:var(--line);background:#fff}.entry-account{display:flex;align-items:center;margin-left:auto}.language-switcher{position:relative;display:inline-grid;width:36px;height:40px;flex:0 0 auto;place-items:center;border-radius:4px;color:#50594f}.language-switcher:hover{background:#eef2eb}.language-switcher select{position:absolute;inset:0;width:100%;height:100%;border:0;opacity:0;cursor:pointer}.language-switcher:focus-within{outline:3px solid #8caf91;outline-offset:2px}.language-switcher option{color:#242923;background:#fff}.entry-actions{display:grid;gap:10px;margin-top:auto;padding-top:32px}.privacy-note{margin:14px 0 0;color:#7b8178;font-size:10px;line-height:1.6;text-align:center}.chat-screen{height:100dvh;min-height:480px;overflow:hidden}.chat-header{display:grid;min-height:65px;grid-template-columns:42px 1fr auto;align-items:center;gap:8px;padding:max(8px,env(safe-area-inset-top)) 17px 8px;border-bottom:1px solid var(--line);background:#fbfcf9}.header-actions{display:flex;align-items:center}.icon-button{display:inline-grid;width:40px;height:40px;place-items:center;border:0;border-radius:4px;color:#50594f;background:transparent;text-decoration:none;cursor:pointer}.icon-button:hover{background:#eef2eb}.chat-title{display:flex;min-width:0;flex-direction:column;align-items:center;gap:3px}.chat-title .eyebrow{font-size:9px;letter-spacing:0}.chat-title strong{overflow:hidden;max-width:100%;font-size:14px;font-weight:600;text-overflow:ellipsis;white-space:nowrap}.quota-line{display:flex;min-height:38px;align-items:center;justify-content:center;gap:7px;border-bottom:1px solid #edf0e9;color:var(--muted);font-size:11px}.quota-line strong{color:#50594f;font-weight:600}.message-list{display:flex;min-height:0;flex:1;flex-direction:column;gap:20px;overflow:auto;padding:20px 16px 24px;overscroll-behavior:contain}.welcome-message{display:flex;align-items:flex-start;gap:11px;max-width:95%}.welcome-message>div{padding:13px 15px;border:1px solid var(--line);border-radius:5px;background:#fff}.welcome-message strong{font-size:13px;font-weight:600}.welcome-message p{margin:7px 0 0;color:#596157;font-size:13px;line-height:1.75}.message-row{display:flex;max-width:95%;align-items:flex-start;gap:8px}.message-row.from-user{align-self:flex-end}.message-content{min-width:0;max-width:100%;padding:12px 14px 8px;border:1px solid var(--line);border-radius:5px;background:#fff;overflow-wrap:anywhere}.from-user .message-content{border-color:#e2e9df;background:#edf3ec}.message-content p{margin:0 0 9px;font-size:13px;line-height:1.8;white-space:pre-wrap}.message-content p:last-child{margin-bottom:0}.message-content ul,.message-content ol{padding-left:20px;font-size:13px;line-height:1.8}.message-content a{color:var(--green-dark);overflow-wrap:anywhere}.message-content time{display:block;margin-top:8px;color:#8a9087;font-size:9px;text-align:right}.typing-state{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.composer{position:relative;display:flex;min-height:78px;align-items:flex-start;gap:9px;padding:12px 15px max(22px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}.composer textarea{width:100%;min-height:43px;max-height:120px;resize:none;padding:11px 12px;border:1px solid #dce2d8;border-radius:4px;color:var(--ink);background:#fbfcf9;font-size:13px;line-height:1.5}.composer textarea::placeholder{color:#9a9f96}.send-button{display:grid;width:43px;height:43px;flex:0 0 auto;place-items:center;border:0;border-radius:4px;color:#fff;background:var(--green);cursor:pointer}.send-button:disabled{cursor:not-allowed;opacity:.4}.composer-meta{position:absolute;right:70px;bottom:max(4px,calc(env(safe-area-inset-bottom) + 5px));color:#8a9087;font-size:9px}.quota-ended{display:flex;align-items:center;gap:10px;padding:14px 16px max(20px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff;color:var(--green-dark)}.quota-ended div{display:flex;min-width:0;flex:1;flex-direction:column;gap:4px}.quota-ended strong{font-size:12px}.quota-ended span{color:var(--muted);font-size:10px}.retry-link{margin-top:8px;padding:0;border:0;color:#9b493d;background:none;cursor:pointer;font-size:11px}.contact-dialog-backdrop{position:fixed;z-index:10;display:grid;place-items:center;padding:20px;background:#141c146b;inset:0}.contact-dialog{width:min(100%,390px);padding:22px;border:1px solid var(--line);border-radius:6px;background:#fff;box-shadow:0 14px 42px #141c142e}.contact-dialog h2{margin:0 0 18px;font-size:17px;font-weight:600}.contact-dialog>label:not(.consent-row){display:block;margin-bottom:7px;color:#586156;font-size:12px}.contact-dialog>input{width:100%;min-height:42px;padding:9px 11px;border:1px solid #dce2d8;border-radius:4px;background:#fbfcf9;font:inherit}.consent-row{display:flex;align-items:flex-start;gap:8px;margin-top:15px;color:#586156;font-size:12px;line-height:1.5}.consent-row input{margin:2px 0 0;accent-color:var(--green)}.contact-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:20px}.phone-dialog{max-height:calc(100dvh - 40px);overflow:auto;color:var(--ink)}.phone-dialog::backdrop{background:#141c146b}.phone-dialog-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.phone-dialog-heading h2{margin:0}.phone-dialog-heading .language-switcher{margin-left:auto}.phone-account-warning{margin:0 0 14px;color:#765534;font-size:12px;line-height:1.6}.phone-dialog form>label{display:block;margin-bottom:7px;color:#586156;font-size:12px}.phone-dialog form>input{width:100%;min-height:44px;padding:9px 11px;border:1px solid #dce2d8;border-radius:4px;background:#fbfcf9;font-size:14px}.phone-dialog form>input[aria-invalid=true]{border-color:#9b493d}.phone-error{color:#9b493d;font-size:12px;line-height:1.6}.phone-account>p{overflow-wrap:anywhere}.login-invitation{display:flex;align-items:flex-start;gap:8px}.login-invitation>div{min-width:0;flex:1}.login-invitation p{margin:0;color:var(--muted);font-size:12px;line-height:1.8}.login-invitation .retry-link{color:var(--green-dark)}.login-invitation>.icon-button{width:30px;height:30px;flex:0 0 auto}.history-screen{min-height:100dvh;padding-bottom:max(22px,env(safe-area-inset-bottom))}.header-space{width:40px}.history-list{margin:0;padding:8px 17px 20px;list-style:none}.history-list li+li{border-top:1px solid var(--line)}.history-list button{display:flex;width:100%;min-height:72px;align-items:center;gap:11px;padding:11px 3px;border:0;background:transparent;text-align:left;cursor:pointer}.history-icon{width:38px;height:38px}.history-copy{display:flex;min-width:0;flex:1;flex-direction:column;gap:5px}.history-copy strong,.history-copy span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-copy strong{font-size:13px;font-weight:600}.history-copy span,.history-list time{color:var(--muted);font-size:11px}.empty-state{display:flex;flex:1;align-items:center;justify-content:center;flex-direction:column;gap:9px;padding:24px;color:var(--muted);text-align:center}.empty-state strong{color:var(--ink);font-size:14px}.empty-state p{margin:0;font-size:12px}.history-new{margin:0 18px}.loader{width:24px;height:24px;align-self:center;margin:auto;border:2px solid #dce5d9;border-top-color:var(--green);border-radius:50%;animation:spin .8s linear infinite}.loader.small{width:15px;height:15px;margin:0}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:700px){body{display:grid;min-height:100dvh;place-items:center;padding:24px;background:#edf0e9}.entry-screen,.chat-screen,.history-screen{min-height:min(800px,calc(100dvh - 48px));max-height:800px;border:1px solid #e1e6dc;border-radius:7px;box-shadow:0 10px 38px #202c1e14}.chat-screen{height:min(800px,calc(100dvh - 48px))}}