@import"https://fonts.googleapis.com/css2?family=DM+Sans:wght@500;600;700&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap";:root{font-family:Noto Sans SC,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;color:#17342b;background:#00664b;font-synthesis:none;--green-950: #003f31;--green-900: #005540;--green-800: #00664b;--green-700: #08785b;--mint: #bfe8d6;--cream: #f8f7ef;--paper: #fffefa;--line: #dde6df;--orange: #ffb02e}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{min-width:320px;overflow:hidden}button,textarea{font:inherit}button{-webkit-tap-highlight-color:transparent}.app-shell{min-height:100dvh;display:grid;grid-template-columns:minmax(330px,41%) 1fr;background:var(--cream)}.brand-panel{position:relative;display:flex;flex-direction:column;min-height:100dvh;padding:clamp(28px,4vw,58px);overflow:hidden;color:#fff;background:radial-gradient(circle at 12% 85%,rgba(255,255,255,.08) 0 2px,transparent 3px),radial-gradient(circle at 82% 14%,rgba(255,255,255,.12) 0 2px,transparent 3px),var(--green-800);background-size:32px 32px,42px 42px,auto}.brand-panel:after{content:"";position:absolute;width:340px;height:340px;right:-210px;top:20%;border:1px solid rgba(255,255,255,.12);border-radius:50%;box-shadow:0 0 0 38px #ffffff06,0 0 0 92px #ffffff05}.brand-topline,.brand-footer,.eyebrow{font-family:DM Sans,sans-serif;letter-spacing:.16em;font-weight:700}.brand-topline{display:flex;align-items:center;gap:10px;font-size:13px}.sun-dot{width:10px;height:10px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px #ffb02e2e}.brand-copy{position:relative;z-index:1;margin-top:clamp(54px,10vh,112px)}.eyebrow{margin:0 0 14px;color:#c7f0df;font-size:12px}.brand-copy h1{margin:0;font-size:clamp(42px,5vw,72px);line-height:1.08;letter-spacing:-.055em;font-weight:800}.brand-copy .period{color:var(--orange)}.brand-copy>p:last-child{margin:22px 0 0;color:#ffffffbf;font-size:15px;line-height:1.9}.brand-art{position:relative;z-index:2;display:grid;grid-template-columns:.38fr .9fr .62fr .62fr .58fr;align-items:center;gap:clamp(8px,1.2vw,18px);margin-top:auto;padding:clamp(12px,1.5vw,20px);background:#fffefa;border-radius:8px 32px 8px 8px;box-shadow:0 24px 60px #002d2047;transform:rotate(-1.4deg)}.brand-art:before{content:"I LOVE SSE";position:absolute;right:18px;bottom:6px;color:#00664b29;font:700 9px DM Sans;letter-spacing:.16em}.brand-art img{width:100%;height:clamp(78px,11vw,132px);object-fit:contain;display:block}.brand-art .art-i{height:clamp(88px,12vw,145px)}.brand-footer{margin:clamp(26px,4vh,46px) 0 0;font-size:10px;color:#ffffff8c}.brand-footer span{color:var(--orange);margin:0 8px}.chat-panel{min-width:0;height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr) auto;background:var(--cream)}.chat-header{height:92px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(22px,4vw,58px);border-bottom:1px solid var(--line);background:#f8f7efe0;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.assistant-identity{display:flex;align-items:center;gap:13px}.assistant-avatar,.message-avatar{display:grid;place-items:center;overflow:hidden;color:#fff;background:var(--paper)}.assistant-avatar img,.message-avatar img{width:100%;height:100%;display:block;object-fit:cover}.assistant-avatar{width:44px;height:44px;padding:2px;border:1px solid #d4e3dc;border-radius:15px 15px 15px 5px;box-shadow:0 7px 18px #00664b2e}.assistant-identity h2{margin:0;color:#13392e;font-size:16px;font-weight:700}.assistant-identity p{display:flex;align-items:center;gap:6px;margin:5px 0 0;color:#72827b;font-size:11px}.online-dot{width:7px;height:7px;border-radius:50%;background:#35b778;box-shadow:0 0 0 3px #35b7781f}.reset-button{min-height:42px;display:flex;align-items:center;gap:8px;padding:0 14px;border:1px solid #d6e0da;border-radius:12px;color:#52675f;background:#fff9;cursor:pointer;transition:.18s ease}.reset-button:hover{color:var(--green-800);border-color:#aec7bc;background:#fff;transform:translateY(-1px)}.message-list{overflow-y:auto;padding:26px clamp(22px,6vw,92px) 34px;scrollbar-width:thin;scrollbar-color:#bdcbc5 transparent}.date-divider{display:flex;align-items:center;gap:12px;margin:0 0 27px;color:#98a49f;font-size:10px}.date-divider:before,.date-divider:after{content:"";height:1px;flex:1;background:var(--line)}.message-row{display:flex;align-items:flex-start;gap:10px;margin:0 0 20px;animation:message-in .32s ease-out both}.message-row.user{justify-content:flex-end}.message-avatar{flex:0 0 auto;width:34px;height:34px;padding:1px;border:1px solid #d4e3dc;border-radius:11px 11px 11px 3px;margin-top:2px;box-shadow:0 5px 13px #00664b1f}.message-bubble{max-width:min(640px,82%);padding:15px 18px;border:1px solid #e0e7e2;border-radius:7px 19px 19px;color:#29433a;background:var(--paper);box-shadow:0 8px 26px #1c41340e;font-size:14px;line-height:1.75;overflow-wrap:anywhere}.user .message-bubble{border:0;border-radius:19px 7px 19px 19px;color:#fff;background:var(--green-800);box-shadow:0 8px 20px #00664b21}.message-bubble strong{color:#00664b;font-weight:700}.user .message-bubble strong{color:#fff}.message-section-title{display:inline-block;margin:10px 0 2px;color:#00664b;font-weight:800}.message-note{display:inline-block;margin-top:8px;padding-left:10px;border-left:3px solid #9dcab9;color:#59736a}.citation-chip{display:inline-grid;place-items:center;min-width:18px;height:18px;margin:0 2px;padding:0 5px;border-radius:6px 6px 6px 2px;color:#fff;background:#08785b;font:700 10px DM Sans,sans-serif;vertical-align:1px;box-shadow:0 2px 6px #00664b2e}.source-card{display:block;margin-top:14px;padding:14px;border:1px solid #cfe2d9;border-left:4px solid var(--green-700);border-radius:5px 14px 14px;background:#f1f8f4}.source-title{display:flex;align-items:center;gap:7px;margin-bottom:9px;color:var(--green-900);font-size:12px;font-weight:800;letter-spacing:.04em}.source-title span{display:grid;place-items:center;width:21px;height:21px;border-radius:7px;color:#fff;background:var(--green-800);font-size:11px}.source-item{padding:8px 0;color:#546b62;font-size:11px;line-height:1.65}.source-item+.source-item{border-top:1px dashed #c8dcd2}.source-item .citation-chip{margin-right:5px}.typing{display:flex;align-items:center;gap:5px;min-height:52px}.typing span{width:6px;height:6px;border-radius:50%;background:#75a090;animation:typing 1.15s infinite ease-in-out}.typing span:nth-child(2){animation-delay:.14s}.typing span:nth-child(3){animation-delay:.28s}.suggestion-section{margin:38px 0 0 42px;animation:message-in .45s .12s ease-out both}.suggestion-section>p{margin:0 0 12px;color:#829089;font-size:11px}.suggestion-grid{display:grid;grid-template-columns:repeat(2,minmax(0,220px));gap:9px}.suggestion-grid button{min-height:48px;display:flex;align-items:center;gap:10px;padding:0 14px;border:1px solid #dce5df;border-radius:13px;color:#426158;background:#ffffffa6;cursor:pointer;transition:.18s ease;text-align:left}.suggestion-grid button svg{color:var(--green-700)}.suggestion-grid button:hover{color:var(--green-800);border-color:#aec9bd;background:#fff;transform:translateY(-2px);box-shadow:0 8px 18px #1c413412}.composer-wrap{padding:8px clamp(22px,6vw,92px) 18px;background:linear-gradient(to top,var(--cream) 78%,rgba(248,247,239,0))}.composer{display:flex;align-items:flex-end;gap:10px;min-height:62px;padding:9px 10px 9px 19px;border:1px solid #cfdcd5;border-radius:20px 20px 20px 7px;background:var(--paper);box-shadow:0 12px 35px #183d3017;transition:border-color .18s,box-shadow .18s}.composer:focus-within{border-color:#69a890;box-shadow:0 12px 35px #183d3017,0 0 0 3px #00664b14}.composer textarea{flex:1;resize:none;max-height:128px;min-height:42px;padding:10px 0 8px;border:0;outline:0;color:#244238;background:transparent;font-size:14px;line-height:1.55}.composer textarea::placeholder{color:#9aa7a1}.send-button{flex:0 0 auto;width:44px;height:44px;display:grid;place-items:center;border:0;border-radius:14px;color:#fff;background:var(--green-800);cursor:pointer;transition:.15s ease}.send-button:not(:disabled):hover{background:var(--green-900);transform:translateY(-1px)}.send-button:not(:disabled):active{transform:scale(.95)}.send-button:disabled{color:#9cafaa;background:#e1e9e4;cursor:not-allowed}.disclaimer{margin:9px 0 0;color:#99a49f;font-size:9px;text-align:center}.error-banner{display:flex;justify-content:space-between;gap:10px;margin-bottom:8px;padding:9px 12px;border:1px solid #efc5b8;border-radius:10px;color:#8c3b28;background:#fff2ed;font-size:12px}.error-banner button{border:0;color:#8c3b28;background:transparent;font-weight:700;cursor:pointer}@keyframes message-in{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.45}30%{transform:translateY(-4px);opacity:1}}@media(max-width:820px){body{overflow:hidden}.app-shell{display:block;min-height:100dvh;padding-top:10px;background:var(--cream)}.brand-panel{min-height:116px;height:116px;margin:0 12px;padding:14px 16px;display:block;border-radius:18px 18px 0 0;box-shadow:0 9px 28px #183d3014}.brand-panel:after{width:160px;height:160px;right:-72px;top:-80px}.brand-topline{font-size:9px}.sun-dot{width:8px;height:8px;box-shadow:0 0 0 4px #ffb02e2e}.brand-copy{margin-top:16px}.eyebrow{display:none}.brand-copy h1{font-size:22px;line-height:1.04;letter-spacing:-.04em}.brand-copy>p:last-child,.brand-footer{display:none}.brand-art{position:absolute;right:12px;bottom:12px;width:154px;gap:2px;margin:0;padding:6px;border-radius:5px 13px 5px 5px;transform:rotate(-1.5deg);box-shadow:0 10px 25px #002d2033}.brand-art img,.brand-art .art-i{height:40px}.brand-art:before{display:none}.chat-panel{height:calc(100dvh - 126px)}.chat-header{height:58px;margin:0 12px;padding:0 12px;border:1px solid #d9e4de;border-top:0;border-radius:0 0 18px 18px;background:var(--paper);box-shadow:0 12px 28px #183d3012}.assistant-avatar{width:34px;height:34px;border-radius:11px 11px 11px 4px}.assistant-identity{gap:10px}.assistant-identity h2{font-size:13px}.assistant-identity p{margin-top:3px;font-size:8px}.reset-button{width:36px;min-height:36px;padding:0;justify-content:center;border-radius:11px}.reset-button span{display:none}.message-list{padding:18px 16px 24px}.date-divider{margin-bottom:20px}.message-bubble{max-width:84%;padding:12px 14px;font-size:13px;line-height:1.7}.message-avatar{width:29px;height:29px}.suggestion-section{margin:26px 0 0 39px}.suggestion-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.suggestion-grid button{min-height:44px;padding:0 10px;font-size:12px}.composer-wrap{padding:6px 12px max(12px,env(safe-area-inset-bottom))}.composer{min-height:56px;padding:6px 7px 6px 15px;border-radius:17px 17px 17px 6px}.composer textarea{min-height:40px;font-size:13px}.send-button{width:42px;height:42px;border-radius:13px}.disclaimer{font-size:8px}}@media(max-width:460px){.brand-art{width:145px;right:10px}.brand-copy h1{font-size:21px}.suggestion-grid{gap:7px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}