/* Atelier Tri thức — Editorial Pine #123D36, warm paper surfaces, asymmetric workbench, DM Serif + Manrope + IBM Plex Mono. */
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@keyframes slideIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}@keyframes reveal{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@media(max-width:1120px){.workbench{grid-template-columns:minmax(230px,.85fr) 1.15fr}.quality-panel{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 16px;border-top:1px solid var(--line);border-left:0}.quality-panel .panel-heading,.quality-panel .advanced-controls,.quality-panel .quality-note,.quality-panel .btn{grid-column:1/-1}.quality-panel .advanced-controls{grid-template-columns:1fr 1fr;gap:0 16px}.advanced-mode .quality-panel .advanced-controls{display:grid}}@media(max-width:800px){.sidebar{position:fixed;z-index:3;bottom:0;top:auto;width:100%;height:57px;padding:6px 11px;display:flex;flex-direction:row;align-items:center}.sidebar .brand-lockup,.sidebar-bottom{display:none}.side-nav{display:flex;justify-content:space-around;width:100%;margin:0}.side-nav a{padding:8px 8px;font-size:11px}.side-nav a span{display:none}.main-content{width:100%;padding:25px 18px 78px}.builder-header,.page-header,.builder-intro{align-items:flex-start;flex-direction:column}.builder-header h1,.page-header h1{font-size:38px}.builder-mode{align-self:stretch;justify-content:space-between}.workbench{grid-template-columns:1fr}.brief-panel,.quality-panel{border:0;border-bottom:1px solid var(--line)}.canvas-panel{min-height:430px}.quality-panel{display:block}.advanced-mode .quality-panel .advanced-controls{display:block}.prompt-output{min-height:320px}.login-shell,.install-shell{grid-template-columns:1fr}.login-visual,.install-aside{min-height:390px;padding:90px 28px 45px}.login-visual .brand-lockup,.install-aside .brand-lockup{left:28px}.login-visual h1,.install-aside h1{font-size:49px}.login-card,.install-card{width:100%;margin:0;padding:32px 25px;box-shadow:none}.install-card{width:100%}.form-grid{grid-template-columns:1fr}.form-grid h3,.span-2{grid-column:auto}.toast{top:12px;right:12px;left:12px;max-width:none}}
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@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Vietnamese-first refinements — Arial provides a stable, widely available Unicode Vietnamese fallback on shared hosting. */
body,button,input,select,textarea,.brand-lockup,.panel-heading h2,.field-label,.btn{font-family:Arial,"Helvetica Neue",Helvetica,sans-serif}.eyebrow,.tag,.intro-tags span,.panel-index,.canvas-status,.mode-heading,.mode-heading em,.advanced-title small,.card-meta,.user-card small{font-family:Consolas,"Courier New",monospace}.builder-header h1,.page-header h1,.prompt-placeholder h3,.prompt-card h2,.empty-card h2,.login-visual h1,.install-aside h1,.login-card h2,.install-card h2,.editor-heading h2,.registry-list-head h2{font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;font-weight:700;letter-spacing:-.035em}.builder-header h1 em,.page-header h1 em{font-style:normal}.guest-header-cta{min-width:236px;padding:11px 12px;border:1px solid #c6d2ca;background:#fbfaf5;box-shadow:0 7px 16px rgba(18,61,54,.055)}.guest-header-cta strong,.guest-header-cta span{display:block}.guest-header-cta strong{color:var(--pine);font-size:11px}.guest-header-cta span{margin:1px 0 9px;color:var(--muted);font-size:10px}.guest-header-cta .btn{min-height:31px;width:100%;font-size:10px}.guest-community-link{display:block;margin-top:8px;color:#2b6652;text-align:center;font-size:10px;font-weight:800}.guest-notice{display:flex;align-items:center;gap:10px;margin:-10px 0 17px;padding:10px 12px;border:1px solid #d7e5da;background:#edf5ef;color:#3d6352;font-size:11px}.guest-notice strong{color:#1d604a}.guest-notice a{margin-left:auto;color:var(--pine);font-weight:700;font-size:10px;white-space:nowrap}.role-helper{min-height:29px;margin:-9px 0 14px;color:#66746e;font-size:10px;line-height:1.42}.custom-role-field[hidden]{display:none}.example-card{display:flex;align-items:center;gap:10px;margin:6px 0 17px;padding:11px;border:1px solid #d6dfd7;background:#f7f8f3}.example-card>div{min-width:0;flex:1}.example-card strong{display:block;color:var(--pine);font-size:10px}.example-card p{margin:3px 0 0;color:#6f7c75;font-size:10px;line-height:1.4}.example-card .btn{flex:0 0 auto;min-height:29px;padding:0 9px;font-size:10px}.method-hint{margin:-7px 0 14px;padding:8px 10px;border-left:2px solid #d4ad63;background:#fbf3e0;color:#6c5a37;font-size:10px;line-height:1.45}.guest-upgrade-card{margin:8px 0 14px;padding:12px;border:1px solid #d4ded6;background:#f1f5f1;color:#466458;font-size:10px}.guest-upgrade-card strong{display:block;color:var(--pine);font-size:11px}.guest-upgrade-card p{margin:4px 0 7px;line-height:1.4}.guest-upgrade-card a{color:var(--pine);font-weight:700}.advanced-mode .advanced-controls{overflow:visible}.advanced-controls .field-label{position:relative}.field-help{vertical-align:middle}.help-popover{z-index:100;pointer-events:none}.help-button[aria-expanded="true"]+.help-popover{pointer-events:auto}.help-button[aria-expanded="true"]{box-shadow:0 0 0 3px rgba(18,61,54,.12)}
@media(max-width:800px){.guest-header-cta{width:100%;min-width:0}.guest-notice{align-items:flex-start;flex-wrap:wrap}.guest-notice a{width:100%;margin:0}.example-card{align-items:flex-start}.example-card .btn{margin-top:2px}.advanced-mode .advanced-controls{overflow:visible}.help-popover{z-index:120}}

/* Community redesign — exploration lanes and explicit interaction signals built only from real data. */
.showcase-shell{max-width:1280px;margin:0 auto}.showcase-hero{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.58fr);gap:34px;align-items:end;padding:6px 0 33px;border-bottom:1px solid #123d36}.showcase-hero h1{margin:0;color:#123d36;font:700 clamp(42px,5.3vw,75px)/.86 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.068em}.showcase-hero h1 em{color:#789486;font-style:normal}.showcase-hero-copy>p:not(.eyebrow){max-width:630px;margin:18px 0 0;color:#586b62;font-size:14px;line-height:1.55}.showcase-hero-signals{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.showcase-hero-signals span{padding:7px 9px;border:1px solid #d0dbd2;background:#fbfaf6;color:#66766e;font-size:10px}.showcase-hero-signals b{color:#255c4b}.showcase-rules{position:relative;overflow:hidden;padding:20px;border:1px solid #c8d8cd;background:#eaf3ec;box-shadow:9px 9px 0 #dce9df}.showcase-rules:after{content:"";position:absolute;right:-40px;bottom:-45px;width:140px;height:140px;border:1px solid rgba(18,61,54,.14);border-radius:50%}.rules-mark{position:relative;z-index:1;display:inline-grid;place-items:center;width:27px;height:27px;border-radius:50%;background:#123d36;color:#f6e1ad;font-size:16px}.showcase-rules strong{position:relative;z-index:1;display:block;margin-top:13px;color:#174b3d;font-size:13px}.showcase-rules p{position:relative;z-index:1;margin:5px 0 15px;color:#557166;font-size:11px;line-height:1.5}.showcase-rules a{position:relative;z-index:1;color:#1f5f4b;font-size:10px;font-weight:800}.showcase-rules a b{margin-left:4px;font-size:14px}.showcase-tabs{display:flex;gap:4px;margin:24px 0 30px;padding:6px;border:1px solid #d1ddd3;background:#edf2ed}.showcase-tabs a{display:flex;gap:7px;align-items:center;padding:9px 13px;color:#718078;font-size:11px;font-weight:800}.showcase-tabs a span{color:#9eaaa3;font:500 9px Consolas,"Courier New",monospace}.showcase-tabs a.active{background:#123d36;color:#fff;box-shadow:0 5px 10px rgba(18,61,54,.13)}.showcase-tabs a.active span{color:#e0bd77}.showcase-back{margin:-12px 0 0}.showcase-lane{margin-top:40px}.emerging-lane{padding-top:34px;border-top:1px solid #cdd9cf}.lane-heading{display:flex;align-items:end;justify-content:space-between;gap:22px;margin-bottom:18px}.lane-heading h2{margin:0;color:#123d36;font:700 31px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.05em}.lane-heading p:not(.eyebrow){max-width:640px;margin:7px 0 0;color:#6a786f;font-size:11px}.lane-all-link{flex:0 0 auto;padding:9px 0;border-bottom:1px solid #a9bdaf;color:#275f4d;font-size:11px;font-weight:800}.lane-all-link b{font-size:15px}.showcase-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:16px}.showcase-card{position:relative;display:flex;flex-direction:column;min-height:420px;padding:18px;border:1px solid #cfdad1;background:#fbfaf6;box-shadow:0 8px 20px rgba(18,61,54,.045);transition:transform .2s cubic-bezier(.23,1,.32,1),box-shadow .2s,border-color .2s}.showcase-card:hover{z-index:1;transform:translateY(-4px);border-color:#96b5a3;box-shadow:0 19px 38px rgba(18,61,54,.12)}.showcase-card.lead-card{border-top:3px solid #c38334}.showcase-card-head{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center}.showcase-rank{display:grid;place-items:center;min-width:34px;height:25px;background:#123d36;color:#f8edd1;font:700 10px Consolas,"Courier New",monospace}.showcase-rank.fresh{background:#dceade;color:#275e4c;font-size:9px}.showcase-tags{display:flex;gap:5px;align-items:center;overflow:hidden;color:#78857e;font:500 8px Consolas,"Courier New",monospace;white-space:nowrap}.showcase-tags .tag{padding:2px 5px;font-size:8px}.showcase-date{color:#87938c;font:500 8px Consolas,"Courier New",monospace}.showcase-card h3{margin:17px 0 7px;color:#123d36;font:700 22px/1.08 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.037em}.showcase-summary{min-height:47px;margin:0;color:#64736b;font-size:11px;line-height:1.5}.showcase-author{display:flex;gap:8px;align-items:center;margin:16px 0 11px}.showcase-author .avatar{width:27px;height:27px;font-size:10px}.showcase-author strong,.showcase-author span{display:block}.showcase-author strong{color:#315447;font-size:10px}.showcase-author span{color:#86928b;font-size:9px}.showcase-signals{display:flex;gap:6px;flex-wrap:wrap;padding:9px 0;border-top:1px solid #dbe3db;border-bottom:1px solid #dbe3db}.showcase-signals span{padding:4px 6px;border-radius:99px;font-size:9px}.signal-vote{background:#e6f1e8;color:#2d6c53}.signal-rate{background:#fbf1dd;color:#846329}.showcase-prompt{margin-top:13px}.showcase-prompt summary{display:flex;justify-content:space-between;padding:3px 0;color:#28604d;font-size:10px;font-weight:800;cursor:pointer}.showcase-prompt summary b{font-size:15px;line-height:.6}.showcase-prompt[open] summary b{transform:rotate(45deg)}.showcase-prompt pre{max-height:180px;margin:9px 0;padding:10px;overflow:auto;border:1px solid #d8e1d9;background:#fffefa;white-space:pre-wrap;color:#2d4038;font:400 9px/1.55 Consolas,"Courier New",monospace}.showcase-prompt .btn{min-height:29px;padding:0 9px;font-size:10px}.showcase-actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:14px}.showcase-actions form{margin:0}.showcase-actions .btn{min-height:31px;padding:0 10px;font-size:10px}.showcase-rating{padding:3px 5px;border:1px solid #dae2da;background:#fffefa}.showcase-owner-note{margin-top:auto;padding-top:14px;color:#8a6a32;font-size:10px}.showcase-owner-note span{color:#c38334}.showcase-login{display:flex;justify-content:space-between;margin-top:auto;padding-top:14px;color:#2c6751;font-size:10px;font-weight:800}.showcase-login span{font-size:14px}.showcase-empty{grid-column:1/-1;display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;gap:17px;align-items:center;padding:22px;border:1px dashed #b9cdbd;background:repeating-linear-gradient(135deg,#f4f7f2 0 12px,#eff4ed 12px 24px)}.empty-spark{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#123d36;color:#e6c47e;font-size:20px}.showcase-empty h3{margin:0;color:#254f42;font-size:13px}.showcase-empty p{margin:4px 0 0;color:#718078;font-size:10px}.empty-steps{display:flex;gap:6px;align-items:center;color:#658075;font:500 9px Consolas,"Courier New",monospace}.empty-steps i{color:#b07728;font-style:normal}.showcase-empty .btn{min-height:31px;white-space:nowrap;font-size:10px}.fame-stage{margin-top:46px;padding:31px 0 4px;border-top:2px solid #123d36}.fame-caption{color:#7c8981;font:500 9px Consolas,"Courier New",monospace;text-transform:uppercase;letter-spacing:.06em}.fame-podium{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:13px;align-items:end}.fame-podium-card{position:relative;min-height:236px;padding:19px;border:1px solid #cdd9d0;background:#f8f8f3;overflow:hidden}.fame-podium-card:before{content:"";position:absolute;right:-35px;bottom:-58px;width:150px;height:150px;border:1px solid rgba(18,61,54,.12);border-radius:50%}.fame-podium-card.rank-1{min-height:260px;border-top:4px solid #c38334;background:linear-gradient(145deg,#fffdf6,#f3ead7)}.fame-podium-card.rank-2{border-top:3px solid #839a90}.fame-podium-card.rank-3{border-top:3px solid #a77b52}.podium-crown{position:absolute;top:14px;right:15px;color:#b17725;font-size:19px}.fame-avatar{width:42px;height:42px;font-size:14px}.fame-rank{display:block;margin-top:19px;color:#a56f22;font:700 10px Consolas,"Courier New",monospace}.fame-podium-card h3{position:relative;margin:5px 0 3px;color:#123d36;font:700 20px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.03em}.fame-podium-card p{margin:0;color:#6a786f;font-size:10px}.fame-podium-card>div:last-child{position:absolute;right:16px;bottom:15px;left:16px;display:flex;justify-content:space-between;padding-top:9px;border-top:1px solid #d7e0d7;color:#47705f;font-size:9px}.fame-podium-card>div:last-child b{display:block;color:#245e4b;font-size:11px}@media(max-width:880px){.showcase-hero{grid-template-columns:1fr}.showcase-empty{grid-template-columns:auto 1fr}.showcase-empty .empty-steps,.showcase-empty .btn{grid-column:2}.fame-podium{grid-template-columns:repeat(3,1fr)}}@media(max-width:620px){.showcase-hero h1{font-size:44px}.showcase-tabs{overflow:auto}.showcase-tabs a{white-space:nowrap}.lane-heading{align-items:flex-start;flex-direction:column}.showcase-empty{display:flex;align-items:flex-start;flex-direction:column}.showcase-empty .empty-steps{flex-wrap:wrap}.showcase-grid{grid-template-columns:1fr}.fame-podium{grid-template-columns:1fr}.fame-podium-card.rank-1{min-height:230px}}

/* Community Showcase — editorial gallery with real community signals, not simulated social proof. */
.library-card-actions{display:flex;align-items:center;gap:10px}.publish-link{color:#1f6d56!important}.published-link{color:#986b2e!important}.community-hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.55fr);gap:34px;align-items:end;padding:6px 0 28px;border-bottom:1px solid var(--pine)}.community-hero h1{margin:0;color:var(--pine);font:700 clamp(35px,4vw,60px)/.94 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.055em}.community-hero h1 em{color:#668478;font-style:normal}.community-hero>div>p:last-child{max-width:650px;margin:15px 0 0;color:#5e6c65;font-size:13px}.community-hero aside{padding:15px 16px;border-left:3px solid #d5ac63;background:#f5efe1;color:#6b5b3b;font-size:11px;line-height:1.5}.community-hero aside strong,.community-hero aside span{display:block}.community-hero aside strong{margin-bottom:5px;color:#765d2a;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.community-section{margin-top:34px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:16px}.section-heading h2{margin:0;color:var(--pine);font:700 26px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.04em}.section-subtitle{margin:4px 0 0;color:#78847e;font-size:11px}.community-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}.community-card{display:flex;flex-direction:column;min-height:314px;padding:16px;border:1px solid #d6ddd6;background:#fbfaf6;box-shadow:0 6px 15px rgba(18,61,54,.035);transition:transform .18s cubic-bezier(.23,1,.32,1),box-shadow .18s}.community-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.community-card>header{display:flex;justify-content:space-between;gap:8px}.community-date{color:#849089;font:500 9px Consolas,"Courier New",monospace}.community-card h3{margin:15px 0 7px;color:var(--pine);font:700 19px/1.12 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.025em}.community-card>p{margin:0;color:#65726b;font-size:11px;line-height:1.5}.community-author{display:flex;align-items:center;gap:7px;margin:14px 0 9px;color:#52635b;font-size:10px;font-weight:800}.community-author .avatar{width:23px;height:23px;font-size:10px}.community-metrics{display:flex;flex-wrap:wrap;gap:7px 11px;color:#6c7771;font-size:10px}.community-metrics span:first-child{color:#43715d}.community-prompt{margin-top:14px;padding-top:10px;border-top:1px dashed #c9d1ca}.community-prompt summary{color:#245f4b;font-size:10px;font-weight:800;cursor:pointer}.community-prompt pre{max-height:190px;margin:9px 0;padding:9px;overflow:auto;border:1px solid #d7ded7;background:#fffefa;white-space:pre-wrap;color:#2c3e36;font:400 10px/1.55 Consolas,"Courier New",monospace}.community-prompt .btn{min-height:28px;padding:0 8px;font-size:10px}.community-actions{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:13px}.community-actions form{margin:0}.community-actions .btn{min-height:29px;padding:0 9px;font-size:10px}.rating-form{display:flex;gap:1px}.rating-star{padding:1px;border:0;background:transparent;color:#b8c1ba;font-size:17px;line-height:1;cursor:pointer;transition:transform .14s,color .14s}.rating-star:hover,.rating-star.selected{color:#c38334;transform:translateY(-1px)}.community-login,.own-prompt-note{display:block;margin-top:auto;padding-top:13px;color:#477062;font-size:10px;font-weight:800}.own-prompt-note{color:#927040;font-weight:600}.community-empty{grid-column:1/-1;padding:35px 24px;border:1px dashed #c9d2ca;background:#f1f3ed;text-align:center}.community-empty h3{margin:0;color:#365648;font-size:14px}.community-empty p{max-width:450px;margin:5px auto 0;color:#748078;font-size:11px}.hall-section{margin-top:45px;padding-top:27px;border-top:1px solid var(--line)}.hall-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.hall-card{position:relative;min-height:180px;padding:18px;border:1px solid #d7ded4;background:linear-gradient(145deg,#fbfaf6 0%,#edf2ed 100%);overflow:hidden}.hall-card:after{content:"";position:absolute;right:-24px;top:-24px;width:86px;height:86px;border:1px solid rgba(18,61,54,.12);border-radius:50%}.hall-rank{position:absolute;right:13px;top:11px;color:#b18034;font:700 14px Consolas,"Courier New",monospace}.hall-avatar{width:39px;height:39px;font-size:13px}.hall-card h3{margin:14px 0 3px;color:var(--pine);font:700 17px Arial,"Helvetica Neue",Helvetica,sans-serif}.hall-card p{margin:0;color:#68766e;font-size:10px}.hall-card footer{position:absolute;right:16px;bottom:14px;left:16px;display:flex;justify-content:space-between;padding-top:9px;border-top:1px solid #d9e0d8;color:#49705f;font:500 9px Consolas,"Courier New",monospace}.publish-panel{display:grid;grid-template-columns:.82fr 1.18fr;gap:22px;margin-bottom:28px;padding:21px;border:1px solid #d5dfd5;background:#edf4ee;box-shadow:inset 3px 0 0 var(--pine)}.publish-panel h2{margin:0;color:var(--pine);font:700 25px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.035em}.publish-panel p{margin:8px 0 0;color:#557065;font-size:11px;line-height:1.5}.publish-panel form{padding:13px;background:#fbfcf8;border:1px solid #d2ddd5}.consent-line{display:flex;align-items:flex-start;gap:8px;margin:8px 0 13px;color:#52655b;font-size:10px;line-height:1.4}.consent-line input{width:14px;height:14px;flex:0 0 auto;margin:1px 0 0}.publish-actions{display:flex;gap:8px}.back-link{display:inline-block;margin-top:22px;color:#2c6450;font-size:11px;font-weight:800}
@media(max-width:800px){.community-hero,.publish-panel{grid-template-columns:1fr;gap:16px}.community-hero{padding-bottom:20px}.community-hero h1{font-size:40px}.community-grid{grid-template-columns:1fr}.section-heading{align-items:flex-start;flex-direction:column}.section-heading h2{font-size:24px}.hall-grid{grid-template-columns:1fr 1fr}.library-card-actions{gap:7px;flex-wrap:wrap}.community-card{min-height:0}}

/* Builder completion — linear flow from Brief to Thiết lập, then live Prompt Canvas at the right. */
.workbench{grid-template-columns:minmax(235px,.78fr) minmax(240px,.78fr) minmax(390px,1.35fr)}.brief-panel,.quality-panel{border-right:1px solid var(--line)}.quality-panel{border-left:0}.canvas-panel{order:3;background:#fdfcf8}.live-preview-note{display:flex;align-items:center;gap:7px;margin:-9px 0 13px;color:#527165;font-size:10px}.live-preview-note .pulse-dot{box-shadow:0 0 0 3px rgba(91,151,125,.12)}.canvas-panel .prompt-output{min-height:480px;transition:box-shadow .18s,border-color .18s}.canvas-panel:focus-within .prompt-output{border-color:#9bb7a8;box-shadow:inset 3px 0 0 var(--pine),0 0 0 3px rgba(88,129,111,.08)}.setup-panel{order:2}.brief-panel{order:1}.custom-role-field+ .dynamic-fields{margin-top:0}@media(max-width:1120px){.workbench{grid-template-columns:1fr 1fr}.brief-panel,.quality-panel{grid-column:auto;display:block;border-right:1px solid var(--line);border-bottom:0}.canvas-panel{grid-column:1/-1;border-top:1px solid var(--line);min-height:420px}.quality-panel .panel-heading,.quality-panel .advanced-controls,.quality-panel .quality-note,.quality-panel .btn{grid-column:auto}.quality-panel .advanced-controls{display:block}.advanced-mode .quality-panel .advanced-controls{display:block}}@media(max-width:800px){.workbench{grid-template-columns:1fr}.brief-panel,.quality-panel,.canvas-panel{grid-column:auto;border-right:0;border-bottom:1px solid var(--line)}.canvas-panel{min-height:430px}.canvas-panel .prompt-output{min-height:330px}}

/* Learning Lab redesign — visually guided progression, source-aware and easy to apply. */
.learning-lab{max-width:1280px;margin:0 auto}.lab-hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(310px,.58fr);gap:34px;align-items:stretch;padding:8px 0 34px;border-bottom:1px solid var(--pine)}.lab-hero h1{max-width:720px;margin:0;color:var(--pine);font:700 clamp(39px,5vw,72px)/.88 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.065em}.lab-hero h1 em{color:#789486;font-style:normal}.lab-hero-copy>p:not(.eyebrow){max-width:610px;margin:19px 0 0;color:#53675e;font-size:14px;line-height:1.55}.lab-hero-actions{display:flex;align-items:center;gap:16px;margin-top:22px}.lab-hero-actions span{color:#63746c;font-size:11px}.lab-hero-actions b{margin-right:3px;color:#b07828;font-size:20px}.lab-progress-card{position:relative;overflow:hidden;padding:23px;border:1px solid #bdcfc3;background:#123d36;color:#eff4ef;box-shadow:10px 10px 0 #dce8df}.lab-progress-card:after{content:"";position:absolute;right:-40px;bottom:-50px;width:175px;height:175px;border:1px solid rgba(255,255,255,.18);border-radius:50%}.progress-orbit{position:relative;z-index:1;display:flex;align-items:center;gap:8px;color:#f2d9a5;font:700 10px Consolas,"Courier New",monospace}.progress-orbit i{width:25px;height:1px;background:rgba(255,255,255,.4)}.progress-orbit strong{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#d4a75d;color:#123d36}.lab-progress-card ol{position:relative;z-index:1;display:grid;gap:12px;margin:20px 0 0;padding:0;list-style:none}.lab-progress-card li{display:flex;flex-direction:column}.lab-progress-card b{font-size:12px}.lab-progress-card span{margin-top:1px;color:#b7cdc1;font-size:10px}.model-dock{display:flex;gap:24px;align-items:center;margin:25px 0 32px;padding:12px 14px;border:1px solid #d6e0d7;background:#fbfaf6}.model-dock-label{flex:0 0 150px;padding-right:18px;border-right:1px solid #d6ded7}.model-dock-label span,.model-dock-label b{display:block}.model-dock-label span{color:#718078;font:700 9px Consolas,"Courier New",monospace;letter-spacing:.08em}.model-dock-label b{margin-top:2px;color:#19483e;font-size:11px}.model-dock nav{display:flex;flex:1;gap:8px}.model-chip{display:grid;grid-template-columns:22px 1fr;column-gap:7px;align-items:center;flex:1;min-width:0;padding:8px;border:1px solid transparent;color:#617069;transition:transform .18s cubic-bezier(.23,1,.32,1),border-color .18s,background .18s}.model-chip:hover{transform:translateY(-2px);border-color:#c8d6cc;background:#f2f6f1}.model-chip.active{border-color:#5e8975;background:#e7f0e8;color:#123d36;box-shadow:inset 3px 0 0 #123d36}.model-chip i{grid-row:1/3;display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#dbe9de;color:#245a49;font:700 9px Arial,sans-serif;font-style:normal}.model-chip span{font-size:9px}.model-chip strong{overflow:hidden;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.lesson-brief{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:20px;align-items:center;padding:22px;border-top:2px solid #123d36;background:linear-gradient(90deg,#eef4ef 0%,#f8f7f1 100%)}.lesson-badge{display:grid;place-items:center;width:98px;height:74px;border:1px solid #c8d8cb;background:#fbfaf5}.lesson-badge span{color:#638273;font:700 9px Consolas,"Courier New",monospace;letter-spacing:.1em}.lesson-badge strong{max-width:72px;color:#214e42;font-size:10px;line-height:1.1;text-align:center}.lesson-brief h2{margin:0;color:#123d36;font:700 25px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.04em}.lesson-brief p:not(.eyebrow){max-width:680px;margin:6px 0 0;color:#587066;font-size:12px}.source-pill{padding:8px 10px;border:1px solid #bdcfbf;background:#fffefa;color:#2f6653;font-size:10px;font-weight:800;white-space:nowrap}.source-pill b{margin-left:5px;font-size:13px}.principle-track,.lesson-card-section{margin-top:38px}.track-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:15px}.track-heading h2{margin:0;color:#123d36;font:700 28px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.045em}.track-heading>span{color:#7d8983;font:500 9px Consolas,"Courier New",monospace;text-transform:uppercase;letter-spacing:.06em}.principle-steps{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #d2ddd3;background:#fbfaf6}.principle-steps article{position:relative;display:flex;gap:14px;min-height:130px;padding:18px;border-right:1px solid #d2ddd3}.principle-steps article:last-child{border-right:0}.step-no{color:#c18231;font:700 12px Consolas,"Courier New",monospace}.principle-steps h3{margin:0;color:#163f35;font-size:13px}.principle-steps p{margin:5px 0 0;color:#617069;font-size:11px;line-height:1.45}.principle-steps i{position:absolute;right:-8px;top:52px;z-index:1;display:grid;place-items:center;width:16px;height:16px;border-radius:50%;background:#123d36;color:#fff;font-size:10px;font-style:normal}.principle-steps article:last-child i{display:none}.lesson-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.lesson-card{display:flex;flex-direction:column;padding:20px;border:1px solid #ccd8cf;background:#fbfaf6;box-shadow:0 10px 22px rgba(18,61,54,.045);transition:transform .2s cubic-bezier(.23,1,.32,1),box-shadow .2s}.lesson-card:hover{transform:translateY(-4px);box-shadow:0 18px 35px rgba(18,61,54,.11)}.lesson-card>header{display:flex;align-items:center;justify-content:space-between}.lesson-card>header>div{display:flex;align-items:center;gap:8px}.lesson-index{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:#123d36;color:#fff;font:700 9px Consolas,"Courier New",monospace}.lesson-time{color:#7d8983;font:500 9px Consolas,"Courier 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#d7dfd7;white-space:pre-wrap;color:#2d4037;font:400 10px/1.6 Consolas,"Courier New",monospace}.lesson-card footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}.apply-link{color:#2c6651;font-size:10px;font-weight:800}.apply-link span{font-size:15px;vertical-align:-1px}.lab-finish{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-top:36px;padding:21px 23px;background:#123d36;color:#f7f7f0}.lab-finish>div{display:flex;gap:16px;align-items:center}.finish-mark{display:grid;place-items:center;flex:0 0 auto;width:37px;height:37px;border-radius:50%;background:#d4a75d;color:#123d36;font-size:20px;font-weight:900}.lab-finish h2{margin:0;font:700 24px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.04em}.lab-finish p:not(.eyebrow){max-width:610px;margin:5px 0 0;color:#c4d5cb;font-size:11px}.lab-finish .eyebrow{color:#e0bd77}.lab-finish .btn{flex:0 0 auto;background:#f7f5ef;color:#123d36}.learning-lab .learning-disclaimer{margin:24px 0 0}@media(max-width:880px){.lab-hero,.lesson-brief{grid-template-columns:1fr}.model-dock{align-items:flex-start;flex-direction:column}.model-dock-label{padding:0;border:0}.model-dock nav{width:100%}.lesson-brief .source-pill{justify-self:start}.principle-steps{grid-template-columns:1fr}.principle-steps article{border-right:0;border-bottom:1px solid #d2ddd3}.principle-steps article:last-child{border-bottom:0}.principle-steps i{right:auto;left:52px;top:auto;bottom:-8px}.lesson-card-grid{grid-template-columns:1fr}}@media(max-width:620px){.lab-hero h1{font-size:43px}.lab-hero-actions,.lab-finish,.lesson-card footer{align-items:flex-start;flex-direction:column}.model-dock nav{overflow:auto}.model-chip{min-width:150px}.track-heading{align-items:flex-start;flex-direction:column}.lesson-brief{padding:17px}.lab-finish{padding:18px}.lab-finish>div{align-items:flex-start}}

/* Tài khoản, tra cứu mẫu, đồ họa phân tích và dòng tác giả. */
.site-credit{display:flex;gap:7px;align-items:center;justify-content:flex-end;margin-top:34px;padding:15px 0 0;border-top:1px solid var(--line);color:#78857e;font-size:10px}.site-credit strong{color:#315f50}.register-card label{display:block;margin-bottom:14px;color:#4b5852;font-size:11px;font-weight:800}.password-help,.registration-security-note{margin:-6px 0 14px;color:#718078;font-size:10px;line-height:1.45}.registration-security-note{margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}.honeypot-field{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}.register-consent{margin:5px 0 15px!important}.study-search{display:grid;grid-template-columns:minmax(230px,.9fr) minmax(300px,1.1fr);gap:14px;margin:28px 0;padding:18px;border:1px solid #cbd9cf;background:#eef4ef}.study-search h2{margin:0;color:#123d36;font:700 22px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.04em}.study-search p:not(.eyebrow){margin:6px 0 0;color:#61736a;font-size:11px}.study-search form{display:grid;grid-template-columns:1fr auto;gap:8px;align-self:end}.study-search form input{margin:0}.study-search form .btn{min-height:37px;white-space:nowrap}.search-suggestions{grid-column:2;display:flex;gap:6px;align-items:center;flex-wrap:wrap;color:#7c8982;font-size:9px}.search-suggestions a{padding:3px 6px;border:1px solid #c9d8cd;background:#fbfaf6;color:#346953;font-size:9px;font-weight:700}.search-results{margin:32px 0}.search-results>.track-heading>a{color:#2c6651;font-size:10px;font-weight:800}.search-result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:11px}.search-result-grid article{padding:14px;border-top:3px solid #8aa897;background:#fbfaf6;box-shadow:0 6px 14px rgba(18,61,54,.04)}.search-result-grid article>div{display:flex;gap:5px;flex-wrap:wrap}.search-result-grid h3{margin:12px 0 4px;color:#123d36;font-size:14px;line-height:1.2}.search-result-grid p{min-height:31px;margin:0;color:#69786f;font-size:10px}.search-result-grid a{display:block;margin-top:12px;color:#29604d;font-size:10px;font-weight:800}.search-result-grid a b{font-size:14px}.study-no-result{display:flex;gap:14px;align-items:center;padding:18px;border:1px dashed #b9cdbd;background:#f3f7f2}.study-no-result>span{display:grid;place-items:center;width:35px;height:35px;border-radius:50%;background:#123d36;color:#e6c47e;font-size:20px}.study-no-result h3{margin:0;color:#315c4e;font-size:13px}.study-no-result p{margin:4px 0 0;color:#718078;font-size:10px}.prompt-analysis-map{margin-top:38px;padding:24px;border:1px solid #ccd8cf;background:linear-gradient(135deg,#f5f7f2,#eef4ef)}.map-heading{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.map-heading h2{margin:0;color:#123d36;font:700 28px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.05em}.map-heading p:not(.eyebrow){max-width:650px;margin:7px 0 0;color:#5e7167;font-size:11px}.map-model{padding:7px 9px;border:1px solid #b8cebd;background:#fbfaf6;color:#386651;font:700 9px Consolas,"Courier New",monospace;white-space:nowrap}.map-layout{display:grid;grid-template-columns:minmax(240px,.9fr) minmax(330px,1.1fr);gap:20px;align-items:center;margin-top:20px}.map-prompt-sheet{position:relative;display:grid;gap:7px;padding:29px 14px 14px;border:1px solid #bdcec1;background:#fffefa;box-shadow:7px 7px 0 #d2e1d4}.sheet-pin{position:absolute;top:10px;left:14px;color:#819087;font:700 8px Consolas,"Courier New",monospace;letter-spacing:.09em}.sheet-block{display:flex;gap:10px;align-items:center;padding:10px;border-left:4px solid}.sheet-block b{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;background:#fffefa;font:700 9px Consolas,"Courier New",monospace}.sheet-block strong,.sheet-block span{display:block}.sheet-block strong{font-size:11px}.sheet-block span{margin-top:1px;font-size:9px}.sheet-block.role{border-color:#315f50;background:#e6f1e8}.sheet-block.goal{border-color:#c38334;background:#fbf0da}.sheet-block.context{border-color:#7b9eac;background:#e9f0f2}.sheet-block.output{border-color:#926d8f;background:#f3ebf2}.map-explainer{display:grid;grid-template-columns:1fr 1fr;gap:9px}.map-explainer article{display:flex;gap:8px;padding:10px;border-bottom:1px solid #cbd8ce}.map-explainer article>span{color:#a36f24;font:700 10px Consolas,"Courier New",monospace}.map-explainer h3{margin:0;color:#254d40;font-size:11px}.map-explainer p{margin:4px 0 0;color:#65756d;font-size:10px;line-height:1.4}.map-takeaway{margin:17px 0 0;padding:10px 12px;border-left:3px solid #c38334;background:#fbf1dd;color:#755f35;font-size:10px}.map-takeaway b{color:#624a1f}@media(max-width:800px){.site-credit{align-items:flex-start;flex-direction:column}.study-search,.map-layout{grid-template-columns:1fr}.study-search form{grid-template-columns:1fr}.search-suggestions{grid-column:auto}.map-heading{align-items:flex-start;flex-direction:column}.map-explainer{grid-template-columns:1fr}.prompt-analysis-map{padding:17px}}

/* Thư viện học prompt — một không gian tham khảo có nguồn, tách biệt hoàn toàn với Community Showcase. */
.learn-hero{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(245px,.55fr);gap:34px;align-items:end;padding:4px 0 28px;border-bottom:1px solid var(--pine)}.learn-hero h1{margin:0;color:var(--pine);font:700 clamp(35px,4vw,60px)/.94 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.055em}.learn-hero h1 em{color:#668478;font-style:normal}.learn-hero>div>p:last-child{max-width:650px;margin:15px 0 0;color:#5e6c65;font-size:13px}.learn-hero aside{padding:15px 16px;border-left:3px solid #d5ac63;background:#f5efe1;color:#6b5b3b;font-size:11px;line-height:1.5}.learn-hero aside strong,.learn-hero aside span{display:block}.learn-hero aside strong{margin-bottom:5px;color:#765d2a;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.learn-tabs{display:flex;gap:7px;margin:25px 0 18px;padding-bottom:9px;border-bottom:1px solid var(--line);overflow:auto}.learn-tabs a{display:flex;align-items:center;gap:7px;padding:9px 12px;color:#637169;font-size:11px;font-weight:800;white-space:nowrap}.learn-tabs a span{color:#8b9790;font:500 9px Consolas,"Courier New",monospace;text-transform:uppercase}.learn-tabs a.active{border-bottom:2px solid var(--pine);color:var(--pine)}.learn-tabs a.active span{color:#b17b2b}.learn-model-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:22px 0;padding:19px 21px;border:1px solid #d8e0d8;background:#eef4ef}.learn-model-intro h2{margin:0;color:var(--pine);font:700 30px/1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.04em}.learn-model-intro p{max-width:650px;margin:7px 0 0;color:#50675c;font-size:12px}.source-link{flex:0 0 auto;color:#245f4b;font-size:10px;font-weight:800}.learn-principles{margin:30px 0}.learn-principles>div{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.learn-principles article{display:flex;gap:10px;padding:13px;border-top:2px solid #8aa897;background:#fafaf5}.learn-principles article span{color:#b27c2d;font:700 11px Consolas,"Courier New",monospace}.learn-principles article p{margin:0;color:#496057;font-size:11px;line-height:1.45}.learn-example-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.learning-card{display:flex;flex-direction:column;padding:19px;border:1px solid var(--line);background:#fbfaf6;box-shadow:0 8px 18px rgba(18,61,54,.035)}.learning-card>header{display:flex;justify-content:space-between;align-items:center}.learning-number{color:#ae782b;font:700 11px Consolas,"Courier New",monospace}.learning-card h2{margin:15px 0 5px;color:var(--pine);font:700 21px/1.1 Arial,"Helvetica Neue",Helvetica,sans-serif;letter-spacing:-.03em}.learning-card>p{margin:0 0 14px;color:#6a776f;font-size:11px}.learning-prompt{flex:1;min-height:235px;border:1px solid #dce2da;background:#fffefa}.learning-prompt pre{margin:0;padding:13px;white-space:pre-wrap;color:#2c3f36;font:400 10px/1.6 Consolas,"Courier New",monospace}.learning-card footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:13px}.learning-card footer a{color:#2d6651;font-size:10px;font-weight:800}.learning-disclaimer{margin:28px 0 0;color:#718078;font-size:10px}.learning-disclaimer a{color:#2d6651;font-weight:800}@media(max-width:800px){.learn-hero,.learn-model-intro{grid-template-columns:1fr;display:grid;gap:16px}.learn-hero h1{font-size:40px}.learn-model-intro{align-items:start}.learn-principles>div,.learn-example-grid{grid-template-columns:1fr}.learn-tabs{margin-left:-18px;margin-right:-18px;padding-left:18px;padding-right:18px}.learning-prompt{min-height:0}.learning-card footer{align-items:flex-start;flex-direction:column}}

/* Builder completion — linear flow from Brief to Thiết lập, then live Prompt Canvas at the right. */
.workbench{grid-template-columns:minmax(235px,.78fr) minmax(240px,.78fr) minmax(390px,1.35fr)}.brief-panel,.quality-panel{border-right:1px solid var(--line)}.quality-panel{border-left:0}.canvas-panel{order:3;background:#fdfcf8}.live-preview-note{display:flex;align-items:center;gap:7px;margin:-9px 0 13px;color:#527165;font-size:10px}.live-preview-note .pulse-dot{box-shadow:0 0 0 3px rgba(91,151,125,.12)}.canvas-panel .prompt-output{min-height:480px;transition:box-shadow .18s,border-color .18s}.canvas-panel:focus-within .prompt-output{border-color:#9bb7a8;box-shadow:inset 3px 0 0 var(--pine),0 0 0 3px rgba(88,129,111,.08)}.setup-panel{order:2}.brief-panel{order:1}.custom-role-field+ .dynamic-fields{margin-top:0}@media(max-width:1120px){.workbench{grid-template-columns:1fr 1fr}.brief-panel,.quality-panel{grid-column:auto;display:block;border-right:1px solid var(--line);border-bottom:0}.canvas-panel{grid-column:1/-1;border-top:1px solid var(--line);min-height:420px}.quality-panel .panel-heading,.quality-panel .advanced-controls,.quality-panel .quality-note,.quality-panel .btn{grid-column:auto}.quality-panel .advanced-controls{display:block}.advanced-mode .quality-panel .advanced-controls{display:block}}@media(max-width:800px){.workbench{grid-template-columns:1fr}.brief-panel,.quality-panel,.canvas-panel{grid-column:auto;border-right:0;border-bottom:1px solid var(--line)}.canvas-panel{min-height:430px}.canvas-panel .prompt-output{min-height:330px}}