:root{--paper:#f5f3f2;--card:rgba(255,255,255,0.94);--ink:#141313;--soft:#555050;--muted:#888181;--line:#e7e2e0;--brand:#c60000;--brand-deep:#8f1010;--danger:#a61b1b}*{box-sizing:border-box}body,html{min-height:100%}body{margin:0;overflow:hidden;background:radial-gradient(circle at 82% 112%,rgba(198,0,0,.19),transparent 31%),radial-gradient(circle at 4% -12%,rgba(135,111,104,.09),transparent 28%),linear-gradient(145deg,#fbfaf9,#f4f1f0 58%,#efebea);color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}button,input,textarea{font:inherit}button{border:0;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}a{color:inherit;text-decoration:none}::selection{background:var(--brand);color:white}:focus-visible{outline:2px solid var(--brand);outline-offset:2px}.chat-shell{display:flex;width:100%;min-height:100dvh;padding:14px;gap:10px}.chat-main,.chat-sidebar{height:calc(100dvh - 28px);overflow:hidden;border:1px solid rgba(228,222,220,.92);border-radius:19px;background:var(--card);box-shadow:0 18px 58px rgba(46,28,25,.08);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.chat-sidebar{display:flex;width:276px;flex:0 0 276px;flex-direction:column}.sidebar-brand{display:flex;height:76px;flex:0 0 76px;align-items:center;gap:11px;border-bottom:1px solid var(--line);padding:0 20px}.brand-mark,.brand-symbol,.welcome-mark{display:grid;place-items:center;border-radius:12px;background:linear-gradient(135deg,#dc0000,#61100e);color:white;box-shadow:0 10px 24px rgba(155,13,13,.19)}.brand-symbol{width:36px;height:36px;font-size:19px}.sidebar-brand>span:nth-child(2){display:flex;align-items:baseline;gap:4px;letter-spacing:-.04em}.sidebar-brand b{font-size:20px;font-weight:900}.sidebar-brand small{color:var(--brand);font-size:13px;font-weight:900}.mobile-close,.mobile-menu{display:none}.new-chat-button{display:flex;min-height:44px;align-items:center;justify-content:center;gap:8px;margin:16px 14px 10px;border-radius:12px;background:#121111;color:white;font-size:13px;font-weight:750}.new-chat-button:hover{background:#302d2c}.new-chat-button span{font-size:18px;font-weight:400}.conversation-list-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px 8px;color:var(--soft);font-size:11px;font-weight:750;letter-spacing:.08em}.conversation-list-header i{color:var(--muted);font-size:10px;font-style:normal;font-weight:500;letter-spacing:0}.conversation-list{min-height:0;flex:1 1;overflow-y:auto;padding:0 10px 14px;overscroll-behavior:contain}.conversation-list button{display:block;width:100%;margin:2px 0;border-radius:10px;background:transparent;padding:10px 11px;color:var(--soft);text-align:left}.conversation-list button.is-active,.conversation-list button:hover{background:#f3efee;color:var(--ink)}.conversation-list button.is-active{box-shadow:inset 3px 0 var(--brand)}.conversation-list b,.conversation-list small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.conversation-list b{font-size:12px;font-weight:700}.conversation-list small{margin-top:4px;color:var(--muted);font-size:10px}.conversation-list>p{margin:12px 10px;color:var(--muted);font-size:11px;line-height:1.7}.sidebar-footer{border-top:1px solid var(--line);padding:10px 12px 12px}.sidebar-legal{display:grid;grid-template-columns:1fr 1fr;grid-gap:1px;gap:1px;margin-bottom:5px}.sidebar-legal a{overflow:hidden;border-radius:7px;padding:5px 7px;color:var(--muted);font-size:9px;text-overflow:ellipsis;white-space:nowrap}.sidebar-legal a:hover{background:var(--paper);color:var(--ink)}.account-wrap{position:relative}.account-button{display:flex;width:100%;align-items:center;gap:9px;border-radius:11px;background:transparent;padding:8px;text-align:left}.account-button:hover{background:#f4f1f0}.account-button>span{display:grid;width:34px;height:34px;place-items:center;border-radius:50%;background:linear-gradient(135deg,#d60000,#49110f);color:white;font-size:12px;font-weight:800}.account-button b{min-width:0;flex:1 1;overflow:hidden;text-overflow:ellipsis;font-size:12px;white-space:nowrap}.account-button i{color:var(--muted);font-size:12px;font-style:normal}.account-menu{position:absolute;right:0;bottom:calc(100% + 7px);left:0;z-index:20;display:grid;grid-gap:2px;gap:2px;border:1px solid var(--line);border-radius:13px;background:white;padding:6px;box-shadow:0 16px 46px rgba(40,20,18,.17)}.account-menu a,.account-menu button{border-radius:8px;background:transparent;padding:9px 10px;color:var(--soft);text-align:left;font-size:12px}.account-menu a:hover,.account-menu button:hover{background:var(--paper);color:var(--ink)}.account-menu .danger{color:var(--danger)}.chat-main{position:relative;display:grid;min-width:0;flex:1 1;grid-template-rows:76px minmax(0,1fr) auto}.chat-header{display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);padding:0 25px}.chat-header h1{margin:0;font-size:18px;font-weight:850;letter-spacing:-.025em}.chat-header p{margin:4px 0 0;color:var(--muted);font-size:10px}.header-actions{display:flex;align-items:center;gap:5px}.service-state{display:inline-flex;align-items:center;gap:6px;margin-right:4px;color:var(--muted);font-size:10px;white-space:nowrap}.service-state i{width:6px;height:6px;border-radius:50%;background:#aaa3a1}.service-available i{background:#398352;box-shadow:0 0 0 3px rgba(57,131,82,.1)}.service-unavailable i{background:var(--brand);box-shadow:0 0 0 3px rgba(198,0,0,.09)}.header-actions button{border-radius:8px;background:transparent;padding:8px 9px;color:var(--muted);font-size:11px}.header-actions button:hover{background:var(--paper);color:var(--ink)}.header-actions .danger-text:hover{color:var(--danger)}.message-timeline{min-height:0;overflow-y:auto;background:linear-gradient(180deg,rgba(250,249,248,.76),rgba(255,255,255,.96) 30%);overscroll-behavior:contain}.message-column{width:min(840px,100%);margin:0 auto;padding:30px 34px 46px}.message{display:grid;grid-template-columns:34px minmax(0,1fr);grid-gap:12px;gap:12px}.message+.message{margin-top:30px}.message-avatar{display:grid;width:32px;height:32px;place-items:center;border-radius:10px;background:#171515;color:white;font-size:12px;font-weight:800}.message-user .message-avatar{border-radius:50%;background:#ece7e5;color:#4b4543}.message-body{min-width:0}.message-meta{display:flex;align-items:center;gap:7px;margin:2px 0 7px;color:var(--muted);font-size:10px;font-weight:700}.ai-generated-badge{border:1px solid rgba(198,0,0,.18);border-radius:999px;background:rgba(198,0,0,.05);padding:2px 6px;color:var(--brand-deep);font-size:8px;font-weight:800;letter-spacing:.03em}.message-content{color:#242120;font-size:14px;line-height:1.9;overflow-wrap:anywhere;white-space:pre-wrap}.message-user .message-content{display:inline-block;border-radius:5px 15px 15px 15px;background:#f1eeed;padding:10px 13px}.message-error{margin:9px 0 0;color:var(--danger);font-size:12px;line-height:1.6}.message-status{margin:9px 0 0;color:var(--muted);font-size:11px}.message-actions{display:flex;gap:5px;margin-top:10px}.message-actions button{border:1px solid var(--line);border-radius:7px;background:white;padding:5px 9px;color:var(--muted);font-size:10px}.message-actions button:hover{color:var(--ink);border-color:#aaa}.thinking{color:var(--muted)}.thinking span{display:inline-block;animation:breathe 1.2s ease-in-out infinite}.center-state,.welcome-state{display:flex;width:min(590px,calc(100% - 40px));min-height:100%;margin:0 auto;align-items:center;justify-content:center;flex-direction:column;text-align:center}.welcome-mark{width:54px;height:54px;margin-bottom:22px;font-size:26px}.welcome-state h2{margin:0;font-size:clamp(23px,3vw,32px);font-weight:850;letter-spacing:-.04em}.welcome-state p{max-width:510px;margin:15px 0 0;color:var(--soft);font-size:13px;line-height:1.9}.welcome-state .audience-notice{margin-top:11px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.76);padding:6px 12px;color:var(--muted);font-size:10px;line-height:1.5}.primary-button{border-radius:999px;background:#111;padding:11px 21px;color:white;font-size:12px;font-weight:750}.welcome-state .primary-button{margin-top:24px}.service-unavailable{margin-top:21px;border:1px solid rgba(198,0,0,.14);border-radius:10px;background:rgba(198,0,0,.04);padding:9px 13px;color:var(--brand-deep);font-size:11px}.center-state p,.loading-label{margin-top:18px;color:var(--muted);font-size:11px}.loading-dot{width:12px;height:12px;border:2px solid #d5cecb;border-top:2px solid var(--brand);border-radius:50%;animation:spin .8s linear infinite}.composer-wrap{position:relative;width:min(880px,calc(100% - 48px));margin:0 auto;padding:10px 0 max(15px,env(safe-area-inset-bottom))}.composer{display:flex;min-height:58px;align-items:flex-end;gap:10px;border:1px solid #d6cfcd;border-radius:18px;background:rgba(255,255,255,.98);padding:10px 11px 10px 16px;box-shadow:0 14px 38px rgba(45,25,22,.11)}.composer:focus-within{border-color:#999;box-shadow:0 15px 42px rgba(45,25,22,.14)}.composer textarea{min-height:36px;max-height:150px;flex:1 1;resize:none;border:0;outline:0;background:transparent;color:var(--ink);font-size:13px;line-height:1.7}.composer textarea::placeholder{color:#aaa3a1}.send-button{display:grid;width:38px;height:38px;flex:0 0 38px;place-items:center;border-radius:12px;background:#111;color:white;font-size:20px}.send-button:hover{background:#302d2c}.stop-button{display:flex;height:38px;align-items:center;gap:6px;border-radius:12px;background:#111;padding:0 14px;color:white;font-size:11px;font-weight:700}.stop-button span{font-size:9px}.composer-note{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:4px 12px;margin-top:8px;color:#99918f;font-size:9px;line-height:1.5}.composer-note p{margin:0}.composer-note nav{display:flex;flex-wrap:wrap;justify-content:center;gap:7px}.composer-note a:hover{color:var(--ink);text-decoration:underline}.composer-note span{flex:none;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.notice{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:7px;border:1px solid #eadbd7;border-radius:10px;background:#fff8f6;padding:8px 11px;color:#6f3530;font-size:11px}.notice button{background:transparent;color:inherit}.modal-backdrop{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:rgba(31,20,18,.45);padding:18px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.login-dialog{position:relative;width:min(390px,100%);max-height:calc(100dvh - 36px);overflow-y:auto;border:1px solid rgba(230,224,222,.9);border-radius:20px;background:white;padding:30px;box-shadow:0 28px 90px rgba(35,20,18,.24)}.dialog-close{position:absolute;top:12px;right:12px;display:grid;width:32px;height:32px;place-items:center;border-radius:50%;background:#f4f1f0;color:var(--soft);font-size:18px}.brand-mark{width:42px;height:42px;margin-bottom:18px;font-size:20px}.login-dialog h2{margin:0;font-size:21px;font-weight:850;letter-spacing:-.03em}.login-dialog>p{margin:7px 0 20px;color:var(--muted);font-size:11px;line-height:1.7}.age-gate{margin:-5px 0 16px;border:1px solid #eadedb;border-radius:11px;background:#fff9f7;padding:10px 12px}.age-gate strong{display:block;color:var(--ink);font-size:11px}.age-gate p{margin:4px 0 0;color:var(--soft);font-size:10px;line-height:1.6}.login-dialog label{display:block;margin-top:13px}.login-dialog label>span{display:block;margin-bottom:6px;color:var(--soft);font-size:11px;font-weight:700}.login-dialog input{width:100%;border:1px solid var(--line);border-radius:10px;outline:0;background:#faf9f8;padding:11px 12px;color:var(--ink);font-size:12px}.login-dialog input:focus{border-color:#999;background:white}.login-dialog .age-confirmation{display:flex;align-items:flex-start;gap:8px;margin-top:14px;cursor:pointer}.login-dialog .age-confirmation input{width:15px;height:15px;flex:0 0 15px;margin:2px 0 0;accent-color:var(--brand)}.login-dialog .age-confirmation span{margin:0;color:var(--soft);font-size:10px;font-weight:500;line-height:1.65}.code-row{display:flex;gap:7px}.code-row input{min-width:0;flex:1 1}.code-row button{flex:0 0 auto;border:1px solid var(--line);border-radius:10px;background:white;padding:0 11px;color:var(--soft);font-size:11px}.login-submit{width:100%;margin-top:18px}.login-dialog .form-error{margin:10px 0 0;color:var(--danger)}.login-dialog .login-note{margin:14px 0 0;text-align:center;font-size:9px}.login-dialog .login-note a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}.consent-backdrop{z-index:120}.consent-dialog{width:min(520px,100%);max-height:calc(100dvh - 36px);overflow-y:auto;border:1px solid rgba(230,224,222,.9);border-radius:22px;background:white;padding:32px;box-shadow:0 30px 100px rgba(35,20,18,.27)}.consent-dialog .brand-mark{margin-bottom:13px}.consent-kicker{margin:0 0 7px;color:var(--brand);font-size:10px;font-weight:850;letter-spacing:.14em}.consent-dialog h2{margin:0;color:var(--ink);font-size:24px;letter-spacing:-.035em}.consent-dialog>p:not(.consent-kicker):not(.consent-version){margin:9px 0 20px;color:var(--soft);font-size:12px;line-height:1.75}.consent-summary{margin:18px 0;border:1px solid #eadedb;border-radius:13px;background:#fff9f7;padding:13px 14px}.consent-summary strong{display:block;color:var(--ink);font-size:12px}.consent-summary p{margin:5px 0 0;color:var(--soft);font-size:10px;line-height:1.7}.consent-check{display:grid;grid-template-columns:17px minmax(0,1fr);grid-gap:9px;gap:9px;align-items:start;margin-top:12px;cursor:pointer}.consent-check input{width:16px;height:16px;margin:2px 0 0;accent-color:var(--brand)}.consent-check span{color:#4f4947;font-size:11px;line-height:1.7}.consent-links{display:flex;flex-wrap:wrap;gap:6px 12px;margin:16px 0 0 26px}.consent-links a{color:var(--ink);font-size:10px;text-decoration:underline;text-underline-offset:3px}.consent-error{margin:13px 0 0;color:var(--danger);font-size:11px;line-height:1.6}.consent-submit{width:100%;margin-top:22px}.consent-version{margin:11px 0 0;color:var(--muted);text-align:center;font-size:9px}.consent-loading{border:1px solid rgba(230,224,222,.9);border-radius:14px;background:white;padding:13px 18px;color:var(--soft);font-size:11px;box-shadow:0 20px 60px rgba(35,20,18,.2)}.report-dialog{position:relative;width:min(430px,100%);max-height:calc(100dvh - 36px);overflow-y:auto;border:1px solid rgba(230,224,222,.9);border-radius:20px;background:white;padding:30px;box-shadow:0 28px 90px rgba(35,20,18,.24)}.report-dialog h2{margin:0;color:var(--ink);font-size:21px;letter-spacing:-.03em}.report-dialog>p:not(.consent-kicker):not(.form-error){margin:7px 0 18px;color:var(--muted);font-size:11px;line-height:1.7}.report-dialog label{display:block;margin-top:13px}.report-dialog label>span{display:block;margin-bottom:6px;color:var(--soft);font-size:11px;font-weight:700}.report-dialog select,.report-dialog textarea{width:100%;border:1px solid var(--line);border-radius:10px;outline:0;background:#faf9f8;padding:11px 12px;color:var(--ink);font:inherit;font-size:12px}.report-dialog textarea{resize:vertical;line-height:1.7}.report-dialog select:focus,.report-dialog textarea:focus{border-color:#999;background:white}.report-dialog .form-error{margin:10px 0 0;color:var(--danger);font-size:11px}.report-submit{width:100%;margin-top:18px}.legal-page{height:100dvh;overflow-y:auto;background:linear-gradient(145deg,#fbfaf9,#f3efee);color:var(--ink)}.legal-header{position:-webkit-sticky;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(228,222,220,.88);background:rgba(255,255,255,.9);padding:14px max(22px,calc((100% - 920px) / 2));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.legal-header>a:last-child{border:1px solid var(--line);border-radius:9px;padding:7px 10px;color:var(--soft);font-size:11px}.legal-brand{display:inline-flex;align-items:center;gap:9px;font-size:15px;font-weight:850}.legal-brand span{display:grid;width:29px;height:29px;place-items:center;border-radius:9px;background:linear-gradient(135deg,#dc0000,#65110f);color:white}.legal-card{width:min(820px,calc(100% - 36px));margin:32px auto 24px;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.96);padding:clamp(24px,5vw,54px);box-shadow:0 20px 60px rgba(46,28,25,.07)}.legal-kicker{margin:0 0 9px;color:var(--brand);font-size:10px;font-weight:800;letter-spacing:.14em}.legal-card h1{margin:0;font-size:clamp(27px,4vw,38px);letter-spacing:-.045em}.legal-summary{margin:14px 0 0;color:var(--soft);font-size:13px;line-height:1.8}.legal-date{margin:9px 0 0;color:var(--muted);font-size:10px}.legal-card section{margin-top:31px}.legal-card h2{margin:0 0 11px;font-size:16px}.legal-card li,.legal-card section p{color:#4f4947;font-size:13px;line-height:1.9}.legal-card section p{margin:8px 0}.legal-card ul{margin:0;padding-left:20px}.legal-card li+li{margin-top:5px}.evidence-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:8px;gap:8px;margin-top:30px;border-top:1px solid var(--line);padding-top:20px}.evidence-links a{border:1px solid var(--line);border-radius:9px;padding:10px 12px;color:var(--soft);text-align:center;font-size:11px}.evidence-links a:hover{border-color:#999;color:var(--ink)}.legal-footer{width:min(820px,calc(100% - 36px));margin:0 auto;padding:14px 0 max(34px,env(safe-area-inset-bottom));color:var(--muted);text-align:center;font-size:10px;line-height:1.8}.legal-footer nav{display:flex;flex-wrap:wrap;justify-content:center;gap:13px;margin-bottom:9px}.legal-footer nav a{color:var(--ink)}.legal-footer p{margin:4px 0}.legal-footer a:hover{color:var(--brand);text-decoration:underline}.sidebar-scrim{display:none}@keyframes spin{to{transform:rotate(1turn)}}@keyframes breathe{50%{opacity:.35;transform:translateY(-1px)}}@media (max-width:820px){.chat-shell{display:block;padding:0}.chat-main{height:100dvh;border:0;border-radius:0;grid-template-rows:calc(64px + env(safe-area-inset-top)) minmax(0,1fr) auto}.chat-header{padding:env(safe-area-inset-top) 14px 0}.chat-header h1{font-size:16px}.chat-header p{display:none}.mobile-menu{display:grid;width:36px;height:36px;place-items:center;border-radius:10px;background:#f2eeee;color:var(--ink);font-size:17px}.chat-header>div:nth-child(2){min-width:0;flex:1 1}.header-actions button{display:none}.header-actions button:first-of-type{display:block}.chat-sidebar{position:fixed;top:0;bottom:0;left:0;z-index:80;width:min(310px,calc(100vw - 42px));height:100dvh;border:0;border-radius:0 20px 20px 0;padding-top:env(safe-area-inset-top);transform:translateX(-105%);transition:transform .18s ease}.chat-sidebar.is-open{transform:translateX(0)}.mobile-close{display:grid;width:32px;height:32px;margin-left:auto;place-items:center;border-radius:50%;background:#f3efee;color:var(--soft);font-size:18px}.sidebar-scrim{position:fixed;inset:0;z-index:70;display:block;background:rgba(29,20,18,.35)}.message-column{padding:24px 17px 38px}.message{grid-template-columns:30px minmax(0,1fr);gap:10px}.message-avatar{width:29px;height:29px;border-radius:9px;font-size:10px}.message-content{font-size:13px;line-height:1.85}.welcome-state{width:calc(100% - 38px);padding-bottom:4vh}.welcome-mark{width:48px;height:48px}.welcome-state h2{font-size:24px}.welcome-state p{font-size:12px}.composer-wrap{width:100%;padding:8px 10px max(10px,env(safe-area-inset-bottom));background:rgba(255,255,255,.9);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.composer{min-height:54px;border-radius:16px;padding-left:13px}.composer textarea{font-size:13px}.composer-note{padding:0 8px}.composer-note>p{width:100%;text-align:center}.composer-note nav{order:3;width:100%}.modal-backdrop{align-items:end;padding:10px max(10px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left))}.consent-dialog,.login-dialog{border-radius:20px;padding:25px 20px}.consent-dialog{max-height:calc(100dvh - 20px)}.consent-dialog h2{font-size:21px}.report-dialog{max-height:calc(100dvh - 20px);border-radius:20px;padding:25px 20px}.legal-header{padding:calc(10px + env(safe-area-inset-top)) 14px 10px}.legal-card{width:calc(100% - 20px);margin-top:12px;border-radius:16px;padding:23px 18px}.legal-card section{margin-top:26px}.legal-card li,.legal-card section p{font-size:12px}.evidence-links{grid-template-columns:1fr 1fr}.legal-footer{width:calc(100% - 28px)}}@media (max-width:420px){.chat-header{gap:10px}.header-actions button:first-of-type{max-width:86px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.message+.message{margin-top:25px}.message-user .message-content{padding:9px 11px}}