@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+Thai:wght@400;500;600;700&display=swap');
:root{color-scheme:light;--ink:#213a34;--muted:#70827b;--paper:#fff;--canvas:#eef4ef;--border:#dce6df;--accent:#16865e;--bubble:#d3f4d9;--input:#fff;--font:16px;--sidebar:#102b25;--shadow:0 6px 30px #173b2610;--body-font:'Noto Sans Thai','Segoe UI',Tahoma,sans-serif;--text-weight:400;--message-leading:1.85}
html[data-theme=dark]{color-scheme:dark;--ink:#e4efe9;--muted:#a0b6ab;--paper:#182d25;--canvas:#10231b;--border:#2b4438;--accent:#74d7a6;--bubble:#245b40;--input:#1c3429;--shadow:none}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--canvas);font:16px/1.6 'Noto Sans Thai','Segoe UI',Tahoma,sans-serif}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.45}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible{outline:3px solid #79cfab;outline-offset:3px}button{color:inherit}input,textarea,select{color:var(--ink)}[hidden]{display:none!important}.app{display:grid;grid-template-columns:276px 1fr;height:100dvh;overflow:hidden}aside{background:var(--sidebar);color:#e5f2e9;padding:30px 22px 20px;display:flex;flex-direction:column;min-height:0}.brand{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:700;letter-spacing:1.4px;padding:0 4px 30px}.brand-mark{font-family:Georgia,serif;font-size:38px;font-weight:400;line-height:1}.brand-mark span,.avatar span{color:#a5d8a2}.brand-sub{display:block;font-size:8px;letter-spacing:1.8px;color:#9cb9a8;font-weight:500;margin-top:3px}.new-chat{display:flex;gap:12px;align-items:center;border:1px solid #496052;background:#234237;border-radius:12px;color:#e5f2e9;text-align:left;padding:12px 14px;font-weight:600;font-size:14px}.new-chat span{font-size:22px;font-weight:400}.new-chat:hover{background:#315545}.history-label{margin:28px 8px 10px;display:flex;justify-content:space-between;color:#9bb7a8;font-size:11px;letter-spacing:.3px}.history-label span{font-size:11px}.history-empty{padding:14px 8px;color:#83a291;font-size:12px}#conversationList{min-height:0;overflow:auto;flex:1}.conversation{display:block;border:0;background:transparent;color:#bcd0c4;text-align:left;width:100%;padding:11px 12px;border-radius:9px;margin-bottom:4px;font-size:13px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.conversation:hover,.conversation.active{background:#2c493c;color:white}.conversation small{display:block;font-size:10px;color:#95ad9d}.side-bottom{padding-top:16px}.framework{padding:14px 10px 20px;border-top:1px solid #335044;font-size:12px;color:#c9d9cf}.framework small{display:block;margin-left:17px;color:#90aa9b;font-size:10px}.tiny-dot{display:inline-block;background:#a9d69c;width:6px;height:6px;border-radius:50%;margin-right:8px}.side-button{border:0;background:none;color:#b4cbbd;display:flex;gap:12px;align-items:center;padding:9px 10px;width:100%;font-size:15px}.side-button span{font-size:12px}.profile{display:flex;gap:10px;align-items:center;border-top:1px solid #335044;margin-top:16px;padding:18px 5px 0}.profile>span{width:35px;height:35px;display:grid;place-items:center;border:1px solid #5d7665;border-radius:50%;background:#314e3f;color:#d5e7d8}.profile strong{display:block;max-width:170px;overflow:hidden;text-overflow:ellipsis;font-size:12px;font-weight:500}.profile small{color:#8da897;font-size:9px}main{display:flex;flex-direction:column;min-height:0;min-width:0}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:18px 34px;background:var(--paper);border-bottom:1px solid var(--border);gap:10px}.header-left{display:flex;gap:13px;align-items:center}.avatar{height:42px;width:42px;flex:none;background:#173e2d;color:#fff;border-radius:14px;display:flex;align-items:center;justify-content:center;font-family:Georgia,serif;font-size:28px}h1{font-size:18px;letter-spacing:.3px;margin:0;line-height:1.6}h1>span{font-size:11px;color:var(--muted);font-weight:400;margin-left:7px}.status{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:6px}.status-dot{width:6px;height:6px;border-radius:50%;background:#a7b3aa}.status-dot.online{background:#27aa6a}.header-actions{display:flex;align-items:center;gap:10px}.subtle-button,.icon-button{border:0;background:transparent;padding:6px 9px;border-radius:8px}.icon-button{font-size:23px}.subtle-button{font-size:13px;color:var(--muted)}.subtle-button:hover,.icon-button:hover{background:var(--canvas)}.model-strip{padding:10px 34px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);background:var(--paper);font-size:11px;color:var(--muted)}.model-label{font-size:10px}#modelButton{padding:3px 8px;font-size:11px;border:1px solid var(--border);background:var(--canvas);border-radius:6px}#modelButton span{margin-left:8px}.private-label{margin-left:auto;font-size:10px}.messages{flex:1;overflow-y:auto;padding:30px max(30px,calc((100% - 850px)/2));scroll-behavior:smooth;background-image:radial-gradient(var(--border) .7px,transparent .7px);background-size:20px 20px}.welcome{max-width:620px;margin:8vh auto 35px;text-align:center}.welcome-mark{margin:auto auto 18px;display:grid;place-items:center;width:66px;height:66px;border-radius:22px;background:#e0ecdc;border:1px solid #c9dcc2;color:#365d3d;font-size:38px;font-family:Georgia,serif}.eyebrow{font-size:10px;letter-spacing:2.2px;color:var(--accent);font-weight:600}.welcome h2{font-size:30px;font-weight:500;line-height:1.5;margin:10px 0}.welcome p{color:var(--muted);font-size:14px;margin:0 0 25px}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:left}.suggestions button{text-align:left;border:1px solid var(--border);background:var(--paper);border-radius:13px;padding:17px 16px;font-size:12px;box-shadow:var(--shadow);line-height:1.7}.suggestions button span{display:block;font-size:19px;color:var(--accent);margin-bottom:8px}.suggestions button:hover{border-color:var(--accent);transform:translateY(-2px)}.day-divider{text-align:center;font-size:10px;color:var(--muted);margin:0 auto 24px}.message{display:flex;gap:9px;margin:0 0 23px;max-width:100%}.message.user{justify-content:flex-end}.message .mini-avatar{width:28px;height:28px;border-radius:10px;display:grid;place-items:center;background:#315b42;color:#e1f6db;font-family:Georgia,serif;font-size:19px;flex:none;margin-top:23px}.message-body{max-width:min(86%,710px);min-width:0}.message-label{font-size:10px;color:var(--muted);margin:0 3px 5px}.user .message-label{text-align:right}.bubble{background:var(--paper);border:1px solid var(--border);padding:16px 20px;border-radius:3px 17px 17px 17px;box-shadow:var(--shadow);font-size:var(--font);white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.85}.user .bubble{background:var(--bubble);border-color:transparent;border-radius:17px 3px 17px 17px}.message-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:9px;color:var(--muted);margin:6px 3px}.user .message-meta{justify-content:flex-end}.rate-button{font-size:10px;border:0;background:transparent;padding:2px 5px;color:var(--accent)}.provenance{font-size:10px;color:var(--muted);margin:6px 4px}.provenance summary{cursor:pointer}.provenance p{font-size:10px;max-width:480px;line-height:1.7}.pending{color:var(--muted);font-size:12px;display:flex;gap:8px;align-items:center;padding:10px 36px}.pending span{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 1.4s ease-in-out infinite}@keyframes pulse{50%{opacity:.3}}.notice{margin:0 30px 10px;background:#fff2d8;border:1px solid #ead4a7;color:#755d2a;border-radius:10px;padding:9px 14px;font-size:12px}.composer-area{padding:16px 34px 12px;background:var(--paper);border-top:1px solid var(--border)}#chatForm{display:flex;align-items:flex-end;gap:10px;border:1px solid var(--border);border-radius:16px;background:var(--input);padding:10px 10px 10px 16px;max-width:930px;margin:auto;box-shadow:var(--shadow)}#messageInput{border:0;outline:0;resize:none;min-height:30px;max-height:160px;flex:1;background:transparent;line-height:1.7;padding:5px 0;font-size:var(--font)}#messageInput::placeholder{color:#97a79d}#sendButton{height:38px;width:38px;border-radius:12px;background:#218654;color:white;border:0;font-size:24px;flex:none}.composer-caption{max-width:930px;margin:9px auto 0;display:flex;justify-content:space-between;font-size:9px;color:var(--muted);gap:12px}dialog{border:1px solid var(--border);background:var(--paper);color:var(--ink);border-radius:22px;width:min(480px,calc(100vw - 28px));padding:28px;max-height:90dvh;box-shadow:0 24px 100px #0003}dialog::backdrop{background:#061e175e;backdrop-filter:blur(4px)}.dialog-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px;gap:10px}.dialog-title h2{font-size:22px;line-height:1.4;margin:6px 0 0;font-weight:500}dialog label{display:block;font-size:12px;font-weight:500;margin:15px 0 5px}dialog input:not([type=checkbox]),dialog select,dialog textarea{width:100%;margin-top:7px;border:1px solid var(--border);border-radius:9px;background:var(--canvas);padding:10px 12px;font-size:14px}dialog .check-label{display:flex;gap:9px;align-items:center;font-weight:400}.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field-help{font-size:10px;color:var(--muted);margin:4px 0}.settings-note{font-size:11px;color:var(--muted);padding:13px 0;border-top:1px solid var(--border);margin-top:20px;line-height:1.8}.local-settings{font-size:11px;color:var(--accent);display:block;margin:0 0 18px}.primary-button{width:100%;padding:12px;background:#218654;border:0;border-radius:10px;color:#fff;font-weight:500;font-size:14px}.form-error{font-size:12px;color:#bd4b3d;margin:10px 0 0}.app-links{display:grid;gap:2px}.app-links a{padding:13px 3px;border-bottom:1px solid var(--border);font-size:14px;display:flex;justify-content:space-between}.app-links a span{color:var(--accent)}.mobile-only{display:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1500px){.messages{padding-top:45px}.welcome{margin-top:12vh}}@media(max-width:900px){.app{grid-template-columns:230px 1fr}aside{padding:25px 14px}.chat-header{padding:15px 22px}h1>span{display:none}.model-strip{padding:9px 22px}.messages{padding:25px 20px}.composer-area{padding:12px 20px}.welcome h2{font-size:25px}.suggestions{grid-template-columns:1fr}.suggestions button{padding:10px 14px}.suggestions button span{display:inline;margin:0 12px 0 0}.welcome{margin-top:4vh}.composer-caption span:first-child{display:none}}
@media(max-width:650px){.app{display:block}main{height:100dvh}aside{position:fixed;left:0;top:0;bottom:0;width:270px;z-index:30;transform:translateX(-100%);transition:transform .2s ease}body.menu-open aside{transform:translateX(0)}#overlay{position:fixed;inset:0;background:#001b2280;z-index:20}.mobile-only{display:block}.chat-header{padding:10px 14px}.header-left{gap:8px}.avatar{width:36px;height:36px;border-radius:11px;font-size:25px}.header-actions{gap:2px}.subtle-button span{display:none}.model-strip{padding:7px 17px}.messages{padding:22px 13px}.message-body{max-width:88%}.bubble{padding:13px 15px}.message .mini-avatar{width:24px;height:24px;font-size:17px}.welcome{margin:4vh 10px 20px}.welcome-mark{width:56px;height:56px;font-size:32px;margin-bottom:15px}.welcome h2{font-size:26px}.welcome p{font-size:12px}.composer-area{padding:10px 13px max(10px,env(safe-area-inset-bottom))}.composer-caption{justify-content:center;font-size:8px}.notice{margin:0 13px 8px}.private-label{font-size:9px}.brand{padding-bottom:25px}dialog{padding:23px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important;transition:none!important}}

.composer-tools{display:flex;align-items:center;gap:10px;max-width:930px;margin:0 auto 8px;font-size:11px;color:var(--muted)}.composer-tools select{font:inherit;color:var(--ink);background:var(--canvas);border:1px solid var(--border);border-radius:7px;padding:5px 8px}.composer-tools>span{margin-left:auto;font-size:10px}.attach-button{border:0;background:none;color:var(--muted);font-size:28px;width:30px;height:38px;padding:0}.attachment-tray{display:flex;gap:7px;flex-wrap:wrap;max-width:930px;margin:auto}.attachment-chip{display:flex;gap:8px;align-items:center;max-width:260px;overflow:hidden;background:var(--canvas);border:1px solid var(--border);border-radius:8px;padding:5px 9px;margin-bottom:8px;font-size:11px;overflow-wrap:anywhere}.attachment-chip button{background:none;border:0;font-size:20px}.file-card{border:1px solid var(--border);background:var(--paper);border-radius:12px;overflow:hidden;margin-top:8px;max-width:540px}.file-card img,.file-card video{display:block;width:100%;max-height:420px;object-fit:contain;background:#10231b}.file-download{display:block;padding:10px 12px;font-size:12px;color:var(--accent);overflow-wrap:anywhere}.file-download:hover{text-decoration:underline}
.public-notice{display:flex;align-items:center;gap:9px;flex-wrap:wrap;padding:8px 34px;background:#fff4ce;color:#634d0e;border-bottom:1px solid #e8d28d;font-size:10px}.public-notice strong{font-size:10px}.public-notice span{flex:1;min-width:240px}.public-notice small{color:#856d2d}.session-dialog{width:min(520px,calc(100vw - 26px));text-align:left}.session-dialog form{padding:4px}.session-dialog h2{font-size:25px;margin:7px 0}.session-dialog p{color:var(--muted);font-size:13px}.session-dialog>form>small{display:block;color:var(--muted);font-size:9px;text-align:center;margin-top:10px}.session-mark{width:54px;height:54px;display:grid;place-items:center;border-radius:17px;background:#173e2d;color:#fff;font:34px Georgia,serif;margin-bottom:13px}.session-mark span{color:#a5d8a2}.session-warning{padding:13px 14px;margin:16px 0 10px;border-radius:10px;background:#fff4ce;color:#634d0e;font-size:11px;line-height:1.7}.session-warning strong{display:block}.session-ack{padding:7px 0 14px!important;font-size:12px!important}.session-dialog .primary-button{margin-top:2px}
@media(max-width:650px){.public-notice{padding:7px 14px}.public-notice span{min-width:100%}.session-dialog{padding:20px}.session-dialog h2{font-size:22px}}
.olgm-monitor{padding:12px 34px 13px;background:var(--paper);border-bottom:1px solid var(--border)}.olgm-head,.olgm-foot{display:flex;align-items:center;justify-content:space-between;gap:14px}.olgm-head>div:first-child{display:flex;align-items:center;gap:9px;min-width:0;flex-wrap:wrap}.olgm-head strong{font-size:10px;letter-spacing:1.3px;color:var(--accent)}.olgm-head span,.olgm-cycle,.olgm-foot{font-size:10px;color:var(--muted)}.olgm-cycle{white-space:nowrap}.olgm-load{display:inline-flex!important;align-items:center;gap:4px;padding:1px 6px;border-radius:999px;font-size:8px!important;background:var(--canvas)}.olgm-load i{width:7px;height:7px;border-radius:50%;background:#18b875}.olgm-load.load-heavy i{background:#f3b500;animation:olgm-status-blink .8s steps(2,end) infinite}.olgm-load.load-extreme i{background:#ef3f44;animation:olgm-status-blink .5s steps(2,end) infinite}.olgm-load.load-normal i{animation:olgm-status-blink 1.15s steps(2,end) infinite}.olgm-load.load-complete i{background:#18cf78;box-shadow:0 0 5px #18cf7888}.olgm-graph{display:grid;grid-template-columns:repeat(9,minmax(48px,1fr));gap:0;margin:10px 0 8px}.olgm-step{position:relative;display:grid;justify-items:center;align-content:start;min-width:0;text-align:center;color:var(--muted)}.olgm-step:not(:last-child)::after{content:"";position:absolute;z-index:0;top:10px;left:calc(50% + 11px);right:calc(-50% + 11px);height:2px;background:var(--border)}.olgm-step.visited:not(:last-child)::after,.olgm-step.complete:not(:last-child)::after{background:#18b875}.olgm-number{position:relative;z-index:1;width:21px;height:21px;display:grid;place-items:center;border-radius:50%;background:var(--canvas);color:var(--muted);font-size:9px;font-weight:600}.olgm-step.visited .olgm-number,.olgm-step.complete .olgm-number{background:#18c978;color:#fff;box-shadow:0 0 4px #18c97866}.olgm-step.active.load-normal .olgm-number{background:#18b875;color:#fff;animation:olgm-green-blink 1.15s steps(2,end) infinite}.olgm-step.active.load-heavy .olgm-number{background:#f3b500;color:#4b3600;animation:olgm-yellow-blink .8s steps(2,end) infinite}.olgm-step.active.load-extreme .olgm-number{background:#ef3f44;color:#fff;animation:olgm-red-blink .5s steps(2,end) infinite}.olgm-step.skipped .olgm-number{background:color-mix(in srgb,var(--accent) 20%,var(--canvas));color:var(--accent);box-shadow:none}.olgm-number small{position:absolute;right:-7px;top:-8px;min-width:15px;padding:1px 3px;border-radius:7px;background:#0b5d40;color:#fff;font-size:7px;line-height:1.4}.olgm-thai{margin-top:4px;font-size:9px;color:var(--ink);line-height:1.25}.olgm-english{font-size:8px;line-height:1.2;color:var(--muted);overflow-wrap:anywhere}.olgm-path{margin-left:auto;text-align:right;overflow-wrap:anywhere}.olgm-foot{align-items:flex-start}.olgm-foot>span:first-child{color:var(--accent)}@keyframes olgm-status-blink{50%{opacity:.22;box-shadow:0 0 0 4px currentColor}}@keyframes olgm-green-blink{50%{opacity:.28;box-shadow:0 0 0 5px #18b87555}}@keyframes olgm-yellow-blink{50%{opacity:.35;box-shadow:0 0 0 6px #f3b50055}}@keyframes olgm-red-blink{50%{opacity:.35;box-shadow:0 0 0 7px #ef3f4455}}
@media(max-width:900px){.olgm-monitor{padding:11px 22px}.olgm-english{display:none}}
@media(max-width:650px){.olgm-monitor{padding:10px 14px}.olgm-graph{grid-template-columns:repeat(3,1fr);row-gap:10px}.olgm-step:nth-child(3)::after,.olgm-step:nth-child(6)::after{display:none}.olgm-head,.olgm-foot{align-items:flex-start}.olgm-foot{display:block}.olgm-path{display:block;text-align:left;margin-top:3px}.olgm-thai{font-size:10px}.olgm-cycle{font-size:9px}}
.olgm-foot{font-size:7px}.olgm-foot>span{font-size:7px!important}.olgm-path{max-width:45%}

/* User-controlled reading preferences. These overrides intentionally stay last. */
html[data-contrast=soft][data-theme=light]{--ink:#53655f;--muted:#87958f;--border:#e5ebe7;--canvas:#f4f7f5}
html[data-contrast=high][data-theme=light]{--ink:#071e17;--muted:#40524b;--border:#aebdb5;--accent:#006d45}
html[data-contrast=soft][data-theme=dark]{--ink:#c5d5cd;--muted:#91a39a;--border:#34483e}
html[data-contrast=high][data-theme=dark]{--ink:#fff;--muted:#c8d8d0;--border:#668075;--accent:#8fffc3}
body{font-family:var(--body-font);font-weight:var(--text-weight)}
.bubble,#messageInput,.display-preview{line-height:var(--message-leading)}
.conversation small b{color:#d8eadf;font-weight:600}
.header-actions{gap:7px}.display-button{border:1px solid var(--border);background:transparent;color:inherit;border-radius:8px;min-width:36px;padding:6px 8px;font:700 13px/1 var(--body-font)}.display-button:hover{background:var(--canvas)}
.display-panel{border:1px solid var(--border);border-radius:14px;padding:12px 14px 14px;margin:18px 0;background:color-mix(in srgb,var(--canvas) 65%,var(--paper))}.display-panel legend{padding:0 7px;color:var(--accent);font-size:12px;font-weight:600}.display-panel .two-cols{gap:10px 15px}.range-label{display:flex!important;justify-content:space-between;align-items:center}.range-label output{color:var(--accent);font-weight:700}.font-range{width:100%;accent-color:var(--accent)}.display-preview{margin-top:12px;border:1px dashed var(--border);border-radius:10px;background:var(--paper);padding:12px;color:var(--ink);font-size:var(--font)}.reset-display{border:0;background:transparent;color:var(--accent);font-size:11px;padding:8px 0 0}
@media(max-width:650px){.display-panel .two-cols{grid-template-columns:1fr}.display-button{min-width:34px;padding:6px}}

/* Optional membership layer: public test sessions remain available. */
.account-button{position:relative}.account-button b{margin-left:auto;min-width:21px;height:21px;padding:0 6px;border-radius:999px;background:#c84232;color:#fff;font-size:11px;line-height:21px;text-align:center}
.membership-dialog{width:min(560px,calc(100vw - 28px));max-height:min(760px,calc(100vh - 28px));overflow:auto}.membership-dialog>section,.membership-dialog>form{margin-top:18px}.membership-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.secondary-button,.text-button{border:1px solid var(--border);background:var(--paper);color:var(--ink);border-radius:12px;padding:11px 14px;font:inherit;font-weight:600;cursor:pointer}.text-button{border:0;background:transparent;padding:3px 0;color:var(--muted)}
.membership-form{display:grid;gap:13px}.membership-form h3{margin:3px 0 0}.membership-form label{display:grid;gap:7px;font-weight:600}.membership-form input{width:100%;border:1px solid var(--border);background:var(--paper);color:var(--ink);border-radius:11px;padding:12px 13px;font:inherit}
.member-card{display:grid;gap:4px;padding:15px;border:1px solid var(--border);border-radius:14px;background:var(--canvas)}.member-card strong{font-size:1.08rem}.member-card small{color:var(--muted)}.member-role{justify-self:start;border-radius:999px;padding:4px 9px;background:#dff3e9;color:#216348;font-size:11px;font-weight:700;letter-spacing:.05em}.danger-text{margin-top:12px;color:#9a3028}
.owner-panel{margin-top:22px;padding-top:20px;border-top:1px solid var(--border)}.owner-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.owner-head h3{margin:2px 0}.member-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid var(--border)}.member-row-info{display:grid;gap:3px;min-width:0}.member-row-info strong,.member-row-info small{overflow-wrap:anywhere}.member-row-info small{color:var(--muted)}.member-row-actions{display:flex;gap:7px}.member-row-actions button{padding:8px 10px;border-radius:9px}.approve-button{border:0;background:#246a4c;color:#fff}.reject-button{border:1px solid #d7aaa4;background:transparent;color:#9a3028}.member-empty{padding:18px 0;color:var(--muted)}
@media(max-width:560px){.membership-actions{grid-template-columns:1fr}.member-row{grid-template-columns:1fr}.member-row-actions{justify-content:flex-start}}