/* AI Studio — shared by /pages/ai/* */
.ai-hero{padding:30px 0 26px}
.ai-hero .tx-wrap{display:flex;gap:18px;align-items:flex-end;justify-content:space-between;flex-wrap:wrap}
.ai-hero h1{font-size:clamp(1.55rem,2.8vw,2.1rem)}
.ai-hero p{margin-top:6px;max-width:680px}
.ai-crumb{font-size:.84rem;opacity:.8;margin-bottom:6px;display:block;color:inherit;text-decoration:none}
.ai-crumb:hover{opacity:1;text-decoration:underline}
.ai-meter{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.ai-chip{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;border-radius:999px;padding:6px 12px;font-size:.84rem;font-weight:600;white-space:nowrap}
button.ai-chip{cursor:pointer;font:inherit;font-size:.84rem;font-weight:600}
button.ai-chip:hover{background:rgba(255,255,255,.2)}
.ai-ws{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:22px;align-items:start;padding:26px 0 48px}
.ai-ws--wide{grid-template-columns:minmax(0,1fr)}
.ai-form{padding:20px;display:grid;gap:14px;position:sticky;top:84px}
.ai-form .tx-form{gap:12px}
.ai-out{min-height:360px;display:flex;flex-direction:column}
.ai-out-h{display:flex;gap:8px;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--tx-line);flex-wrap:wrap}
.ai-out-h h2{font-size:1rem;font-weight:700}
.ai-out-b{padding:18px;flex:1}
.ai-empty{display:grid;place-items:center;text-align:center;color:var(--tx-muted);padding:48px 18px;flex:1}
.ai-empty .tx-li-ico{width:52px;height:52px;margin:0 auto 12px}
.ai-busy{display:grid;place-items:center;gap:12px;text-align:center;padding:60px 18px;color:var(--tx-muted);flex:1}
.ai-busy .tx-spin{width:34px;height:34px;border-width:3px}
.ai-prose{line-height:1.7;font-size:.97rem;white-space:normal;overflow-wrap:anywhere}
.ai-prose p{margin:0 0 .85em}
.ai-prose h3,.ai-prose h4{margin:1.1em 0 .45em;font-weight:700}
.ai-prose ul{margin:0 0 .85em 1.2em}
.ai-note{font-size:.8rem;color:var(--tx-faint);margin-top:12px}
.ai-code{background:#0B1020;color:#E6EAF2;border-radius:12px;padding:16px;overflow:auto;font:13px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;max-height:560px;white-space:pre;tab-size:4}
.ai-variant{border:1px solid var(--tx-line);border-radius:12px;padding:14px 16px;margin-bottom:12px;background:var(--tx-surface)}
.ai-variant-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.8rem;color:var(--tx-muted);font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.ai-gauge{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.ai-ring{--p:0;--c:var(--tx-brand);width:120px;height:120px;border-radius:50%;background:conic-gradient(var(--c) calc(var(--p)*1%),var(--tx-surface-3) 0);display:grid;place-items:center;flex:none}
.ai-ring>div{width:92px;height:92px;border-radius:50%;background:var(--tx-surface);display:grid;place-items:center;text-align:center;font-weight:800;font-size:1.35rem;line-height:1.1}
.ai-ring small{display:block;font-size:.7rem;font-weight:600;color:var(--tx-muted)}
.ai-sent{padding:2px 3px;border-radius:4px;line-height:1.9}
.ai-sent.hi{background:rgba(239,68,68,.16)}
.ai-sent.md{background:rgba(245,158,11,.16)}
.ai-metrics{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-top:14px}
.ai-metric{border:1px solid var(--tx-line);border-radius:10px;padding:10px 12px;font-size:.8rem;color:var(--tx-muted)}
.ai-metric b{display:block;font-size:1.05rem;color:var(--tx-text)}
.ai-split{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ai-img{max-width:100%;border-radius:12px;display:block;border:1px solid var(--tx-line)}
.ai-checker{background-color:#fff;background-image:linear-gradient(45deg,#E5E7EB 25%,transparent 25%),linear-gradient(-45deg,#E5E7EB 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#E5E7EB 75%),linear-gradient(-45deg,transparent 75%,#E5E7EB 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0}
.ai-compare{position:relative;overflow:hidden;border-radius:12px;border:1px solid var(--tx-line);user-select:none;touch-action:none}
.ai-compare img{display:block;width:100%;height:auto}
.ai-compare .after{position:absolute;inset:0;overflow:hidden}
.ai-compare .after img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
.ai-compare .handle{position:absolute;top:0;bottom:0;width:3px;background:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.25);cursor:ew-resize}
.ai-compare .handle::after{content:"⇆";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;color:#0B1020;border-radius:50%;width:30px;height:30px;display:grid;place-items:center;font-size:14px;box-shadow:0 2px 8px rgba(0,0,0,.25)}
.ai-swatches{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.ai-swatch{width:30px;height:30px;border-radius:8px;border:2px solid var(--tx-line);cursor:pointer;padding:0}
.ai-swatch[aria-pressed="true"]{border-color:var(--tx-brand);box-shadow:0 0 0 3px var(--tx-brand-100)}
.ai-drop{border:2px dashed var(--tx-line-2);border-radius:14px;padding:26px;text-align:center;cursor:pointer;color:var(--tx-muted);transition:border-color .15s,background .15s}
.ai-drop:hover,.ai-drop.is-over{border-color:var(--tx-brand);background:var(--tx-brand-50,rgba(79,70,229,.05))}
.ai-logos{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.ai-logo{border:1px solid var(--tx-line);border-radius:12px;overflow:hidden;background:#fff}
.ai-logo img{display:block;width:100%;aspect-ratio:3/2;object-fit:contain;background:#fff}
.ai-logo div>span:last-child{flex:none}.ai-logo div{gap:6px;display:flex;justify-content:space-between;align-items:center;padding:8px 10px;border-top:1px solid var(--tx-line);font-size:.82rem;background:var(--tx-surface)}
/* slides */
.ai-deck{display:grid;gap:14px}
.ai-slide{aspect-ratio:16/9;border-radius:14px;padding:6% 7%;display:flex;flex-direction:column;justify-content:center;color:#fff;position:relative;overflow:hidden;box-shadow:0 8px 24px rgba(11,16,32,.16);container-type:inline-size}
.ai-slide h3,.ai-slide p,.ai-slide li{color:#fff}.ai-slide h3{font-size:clamp(1rem,4.6cqw,2rem);font-weight:800;margin-bottom:3%;line-height:1.15}
.ai-slide ul{margin:0;padding-left:1.1em;display:grid;gap:1.6cqw;font-size:clamp(.72rem,2.3cqw,1.1rem);line-height:1.35}
.ai-slide .n{position:absolute;right:3%;bottom:4%;font-size:clamp(.6rem,1.6cqw,.85rem);opacity:.7}
.ai-slide.cover{text-align:left}
.ai-slide.cover h3{font-size:clamp(1.3rem,6.4cqw,2.8rem)}
.ai-slide.cover p{font-size:clamp(.8rem,2.6cqw,1.2rem);opacity:.85}
.ai-notes{font-size:.84rem;color:var(--tx-muted);margin-top:-6px;padding:0 4px}
.th-indigo{background:linear-gradient(135deg,#312E81,#4F46E5)}
.th-ocean{background:linear-gradient(135deg,#0C4A6E,#0891B2)}
.th-forest{background:linear-gradient(135deg,#14532D,#16A34A)}
.th-sunset{background:linear-gradient(135deg,#9A3412,#DB2777)}
.th-mono{background:linear-gradient(135deg,#111827,#374151)}
/* chat */
.ai-chat{display:flex;flex-direction:column;height:520px;border:1px solid var(--tx-line);border-radius:14px;overflow:hidden;background:var(--tx-surface)}
.ai-chat-h{display:flex;align-items:center;gap:10px;padding:12px 14px;color:#fff;font-weight:700}
.ai-chat-b{flex:1;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--tx-surface-2)}
.ai-msg{max-width:82%;padding:9px 12px;border-radius:14px;font-size:.92rem;line-height:1.45;white-space:pre-wrap;overflow-wrap:anywhere}
.ai-msg.bot{background:var(--tx-surface);border:1px solid var(--tx-line);align-self:flex-start;border-bottom-left-radius:4px}
.ai-msg.user{color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.ai-msg small{display:block;font-size:.68rem;opacity:.65;margin-top:3px}
.ai-qr{display:flex;gap:6px;flex-wrap:wrap;padding:0 14px 8px;background:var(--tx-surface-2)}
.ai-qr button{border:1px solid var(--tx-line-2);background:var(--tx-surface);border-radius:999px;padding:5px 11px;font-size:.8rem;cursor:pointer}
.ai-chat-f{display:flex;gap:8px;padding:10px;border-top:1px solid var(--tx-line)}
.ai-faq{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr) 36px;gap:8px;align-items:start;padding:10px 0;border-top:1px solid var(--tx-line)}
/* data */
.ai-dtable td,.ai-dtable th{white-space:nowrap}
.ai-bars{display:grid;gap:6px}
.ai-bar{display:grid;grid-template-columns:minmax(80px,180px) 1fr 70px;gap:10px;align-items:center;font-size:.84rem}
.ai-bar i{display:block;height:10px;border-radius:5px;background:var(--tx-brand)}
.ai-bar span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ai-tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.ai-tool{display:flex;flex-direction:column;gap:8px;padding:18px;color:inherit;text-decoration:none}
.ai-tool p{font-size:.88rem;color:var(--tx-muted);flex:1}
.ai-tool .tx-li-ico{width:42px;height:42px}
.ai-tool-f{display:flex;justify-content:space-between;align-items:center;font-size:.78rem;color:var(--tx-faint)}
@media (max-width:980px){.ai-ws{grid-template-columns:1fr}.ai-form{position:static}.ai-split{grid-template-columns:1fr}.ai-faq{grid-template-columns:1fr 36px}.ai-faq>:nth-child(2){grid-column:1}}
@media print{body *{visibility:hidden}.ai-print,.ai-print *{visibility:visible}.ai-print{position:absolute;left:0;top:0;width:100%}.ai-print .ai-slide{break-inside:avoid;page-break-after:always;box-shadow:none;-webkit-print-color-adjust:exact;print-color-adjust:exact}}

/* ---- Logo Studio ---- */
.ls-brief{padding:20px;display:grid;gap:14px}.ls-brief .tx-btn{justify-self:start}
.ls-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.ls-card{display:grid;gap:8px;padding:10px;border:1px solid var(--tx-line);border-radius:14px;background:var(--tx-surface);cursor:pointer;font:inherit;color:var(--tx-muted);font-size:.78rem;text-align:center;transition:transform .15s,box-shadow .15s}
.ls-card:hover{transform:translateY(-2px);box-shadow:0 10px 30px -12px rgba(11,16,32,.3);border-color:var(--tx-brand)}
.ls-art{height:150px;display:grid;place-items:center;background:#fff;border-radius:10px;padding:14px}.ls-art svg{max-width:100%;max-height:122px;width:auto;height:auto}
.ls-ed{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:18px;align-items:start;margin-top:18px}
.ls-stage{display:grid;gap:12px}
.ls-main{background:#fff;border:1px solid var(--tx-line);border-radius:16px;min-height:300px;display:grid;place-items:center;padding:36px;background-image:linear-gradient(45deg,#F3F4F6 25%,transparent 25%),linear-gradient(-45deg,#F3F4F6 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#F3F4F6 75%),linear-gradient(-45deg,transparent 75%,#F3F4F6 75%);background-size:22px 22px;background-position:0 0,0 11px,11px -11px,-11px 0}
.ls-main svg{max-width:100%;max-height:260px;width:auto;height:auto}
.ls-var{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.ls-var>div{height:130px;border-radius:12px;overflow:hidden;border:1px solid var(--tx-line);display:grid;place-items:center;background:#fff}
.ls-var>div svg{max-width:88%;max-height:100px;width:auto;height:auto}#vd{background:#0F172A}#va svg{width:96px;height:96px;border-radius:22px}
.ls-bc{width:88%;aspect-ratio:1.75;background:#fff;border-radius:6px;box-shadow:0 4px 16px rgba(0,0,0,.14);padding:10px;display:flex;flex-direction:column;justify-content:space-between}.ls-bc svg{max-height:40px!important;max-width:70%!important}.ls-bc small{font-size:.55rem;color:#6B7280;line-height:1.3}
.ls-panel{position:sticky;top:84px;max-height:calc(100vh - 100px);overflow:auto}
.ls-cur{width:44px;height:44px;border:1px solid var(--tx-line);border-radius:10px;display:grid;place-items:center;flex:none;background:#fff}
.ls-icons{display:grid;grid-template-columns:repeat(auto-fill,minmax(38px,1fr));gap:4px;max-height:150px;overflow:auto;margin-top:8px}
.ls-icons button{height:38px;border:1px solid transparent;border-radius:8px;background:var(--tx-surface-2);cursor:pointer;color:var(--tx-ink);display:grid;place-items:center}.ls-icons button:hover{border-color:var(--tx-brand);color:var(--tx-brand)}
.ls-pals{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}.ls-pal{display:flex;height:26px;border-radius:7px;overflow:hidden;border:1px solid var(--tx-line);padding:0;cursor:pointer}.ls-pal i{flex:1}
.ls-col{display:flex;align-items:center;gap:6px;font-size:.8rem}.ls-col input{width:34px;height:28px;border:0;padding:0;background:none}
.ls-panel input[type=range]{width:100%}
@media (max-width:980px){.ls-ed{grid-template-columns:1fr}.ls-panel{position:static;max-height:none}.ls-var{grid-template-columns:repeat(2,1fr)}}

/* ---- Advanced outputs: prose, code projects, image sets, image slides ---- */
.ai-prose h2{font-size:1.35rem;font-weight:800;margin:1.2em 0 .5em;letter-spacing:-.01em}.ai-prose h3{font-size:1.12rem}.ai-prose h4{font-size:1rem}
.ai-prose ol{margin:0 0 .85em 1.4em}.ai-prose li{margin-bottom:.25em}.ai-prose hr{border:0;border-top:1px solid var(--tx-line);margin:1.2em 0}
.ai-prose blockquote{border-left:4px solid var(--tx-brand);background:var(--tx-surface-2);padding:8px 14px;margin:0 0 .85em;border-radius:0 8px 8px 0}
.ai-prose .tx-table-wrap{margin:0 0 1em}.ai-prose code{background:var(--tx-surface-3);padding:1px 5px;border-radius:5px;font-size:.88em}
.ai-code code.hljs{background:transparent;padding:0}
.ai-files{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:8px}.ai-files button{font:600 .76rem ui-monospace,Menlo,monospace;border:1px solid var(--tx-line);background:var(--tx-surface-2);border-radius:8px;padding:5px 9px;cursor:pointer;color:var(--tx-muted)}.ai-files button.is-on{background:#0B1020;color:#fff;border-color:#0B1020}
.ai-preview{width:100%;height:460px;border:1px solid var(--tx-line);border-radius:12px;margin-top:8px;background:#fff}
.ai-imgs{display:grid;gap:12px}.ai-imgs.is-grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.ai-imgs figure{margin:0;display:grid;gap:8px}.ai-imgs figcaption{display:flex;gap:6px;flex-wrap:wrap}
.ai-slide--img{flex-direction:row;align-items:center;gap:4%;padding-right:0}.ai-slide--img .ai-slide-t{flex:1;min-width:0}.ai-slide-im{width:40%;height:100%;object-fit:cover;align-self:stretch;margin:-6% 0;border-radius:0}