@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/kanit-thai-400-normal-D80Pglro.woff2)format("woff2"),url(/assets/kanit-thai-400-normal-D2nliXKa.woff)format("woff")}@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/kanit-thai-500-normal-BB8gri04.woff2)format("woff2"),url(/assets/kanit-thai-500-normal-Iy_w0a80.woff)format("woff")}@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/kanit-thai-600-normal-Bj6oiaDc.woff2)format("woff2"),url(/assets/kanit-thai-600-normal-wbTlPO7I.woff)format("woff")}@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/kanit-latin-400-normal-BUlsQXH3.woff2)format("woff2"),url(/assets/kanit-latin-400-normal-HVZWrfev.woff)format("woff")}@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/kanit-latin-500-normal-CX_4XcKi.woff2)format("woff2"),url(/assets/kanit-latin-500-normal-qBha86O4.woff)format("woff")}@font-face{font-family:Kanit;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/kanit-latin-600-normal-0lS78yAd.woff2)format("woff2"),url(/assets/kanit-latin-600-normal-DlacpeTg.woff)format("woff")}@font-face{font-family:Sarabun;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/sarabun-thai-400-normal-C2DaJlKK.woff2)format("woff2"),url(/assets/sarabun-thai-400-normal-CH-UbWgg.woff)format("woff")}@font-face{font-family:Sarabun;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/sarabun-thai-500-normal-BVssjame.woff2)format("woff2"),url(/assets/sarabun-thai-500-normal-C3iDLEzi.woff)format("woff")}@font-face{font-family:Sarabun;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/sarabun-thai-600-normal-3dIAQ-_s.woff2)format("woff2"),url(/assets/sarabun-thai-600-normal-DWKeTe6a.woff)format("woff")}@font-face{font-family:Sarabun;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/sarabun-latin-400-normal-URPBxl-K.woff2)format("woff2"),url(/assets/sarabun-latin-400-normal-DmguIS-7.woff)format("woff")}@font-face{font-family:Sarabun;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/sarabun-latin-600-normal-DMD3TROr.woff2)format("woff2"),url(/assets/sarabun-latin-600-normal-9FonlkKx.woff)format("woff")}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.static{position:static}.hidden{display:none}.resize{resize:both}}:root{color:#263e38;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--bg:#f8faf7;--surface:#fff;--surface-soft:#f1f5ee;--text:#263e38;--muted:#586c5e;--line:#e4eae1;--accent:#187561;--accent-hover:#115e4d;--accent-soft:#e6f0e8;--mint:#e7efe1;--peach:#f8eadd;--lavender:#edeaf3;--sand:#f1eedc;--blue:#e3eef1;--rose:#f4e6e3;--sidebar-width:244px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;background:#f8faf7;font-family:Sarabun,sans-serif}[data-theme=dark]{--bg:#182622;--surface:#1d2e28;--surface-soft:#263a30;--text:#e7eee6;--muted:#b3c3b8;--line:#34473b;--accent:#a1d0ac;--accent-hover:#c3e2bd;--accent-soft:#2f4939;--mint:#34493b;--peach:#4a3c31;--lavender:#3a3949;--sand:#434331;--blue:#2c4249;--rose:#473638;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);min-width:360px;color:var(--text);margin:0}button,input,select,textarea{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit;text-decoration:none}button{color:inherit}button,a{outline-offset:5px}:focus-visible{outline:2px solid var(--accent)}::selection{color:#163e30;background:#b7dcc2}h1,h2,h3,h4,strong,.button,.nav-link{font-family:Kanit,sans-serif}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-weight:500}p{line-height:1.85}strong{font-weight:500}svg{flex-shrink:0}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--accent);color:var(--bg);border-radius:8px;padding:12px 20px;position:fixed;top:-60px;left:15px}.skip-link:focus{top:12px}.sidebar{width:var(--sidebar-width);background:var(--surface);z-index:20;border-right:1px solid var(--line);flex-direction:column;padding:35px 20px 22px;display:flex;position:fixed;inset:0 auto 0 0}.brand{align-items:center;gap:10px;padding:0 7px;display:flex}.brand-symbol{color:#e8f4d7;background:#207761;border-radius:13px;place-items:center;width:43px;height:43px;display:grid}.brand strong{letter-spacing:-.55px;white-space:nowrap;font-size:20px;display:block}.brand-and{padding-inline:2px;font-size:14px;font-weight:400}.brand small{color:var(--muted);letter-spacing:.3px;margin-top:1px;font-size:11px;display:block}.sidebar-caption{color:var(--muted);margin:49px 15px 14px;font-size:11px}.sidebar nav{flex-direction:column;gap:7px;display:flex}.nav-link{color:var(--muted);white-space:nowrap;border-radius:9px;align-items:center;gap:11px;padding:13px 12px;font-size:13px;transition:background .2s,color .2s;display:flex}.nav-link:hover{background:var(--surface-soft);color:var(--text)}.nav-link.current{background:var(--accent-soft);color:var(--accent)}.nav-new{border:1px solid var(--line);color:var(--accent);border-radius:4px;margin-left:auto;padding:2px 6px;font:10px Sarabun,sans-serif}.sidebar-progress{background:var(--surface-soft);border-radius:12px;margin:46px 4px 25px;padding:20px 16px 16px}.sidebar-progress-icon{color:#648e67;margin-bottom:12px;transform:rotate(-8deg)}.sidebar-progress>strong{font-size:14px;display:block}.sidebar-progress>p{color:var(--muted);margin:4px 0 21px;font-size:11px}.progress-label{color:var(--muted);justify-content:space-between;margin-bottom:8px;font-size:10px;display:flex}.progress-label strong{color:var(--text);font-size:11px}.progress-track{background:var(--line);border-radius:5px;width:100%;height:5px;overflow:hidden}.progress-track>span{background:var(--accent);border-radius:inherit;height:100%;transition:width .3s;display:block}.sidebar-progress>a{color:var(--accent);justify-content:space-between;align-items:center;margin-top:17px;font:12px Kanit,sans-serif;display:flex}.sidebar-bottom{border-top:1px solid var(--line);margin-top:auto;padding:17px 8px 0}.sidebar-bottom>a{align-items:center;gap:8px;font-size:11px;display:flex}.sidebar-bottom>a>svg:last-child{margin-left:auto}.sidebar-bottom>span{color:var(--muted);text-align:center;margin-top:17px;font-size:9px;display:block}.main-shell{margin-left:var(--sidebar-width)}.topbar{border-bottom:1px solid var(--line);background:var(--bg);justify-content:space-between;align-items:center;gap:15px;height:78px;padding-inline:42px;display:flex}.breadcrumb,.topbar-right{align-items:center;gap:16px;font-size:12px;display:flex}.breadcrumb>span{color:var(--muted)}.breadcrumb-divider{opacity:.4}.breadcrumb strong{font-weight:400}.topbar-right{gap:20px}.grade-badge{color:var(--muted);border-right:1px solid var(--line);padding-right:20px;font-size:11px}.icon-button{background:0 0;border:0;border-radius:8px;place-items:center;width:30px;height:34px;display:grid}.icon-button:hover{background:var(--accent-soft)}.student-avatar{background:var(--mint);width:33px;height:33px;color:var(--accent);border-radius:50%;place-items:center;display:grid}.mobile-menu{display:none}.main-content{max-width:1500px;min-height:calc(100dvh - 145px);margin:0 auto;padding:40px 44px 45px}.site-footer{border-top:1px solid var(--line);max-width:1500px;color:var(--muted);justify-content:space-between;gap:20px;margin:0 auto;padding:21px 44px;font-size:10px;display:flex}.site-footer span{align-items:center;gap:7px;display:flex}.storage-warning{background:var(--sand);padding:12px 30px;font-size:13px}.button{white-space:nowrap;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:12px;min-height:46px;padding:12px 21px;font-size:14px;font-weight:400;transition:background .18s,transform .18s;display:inline-flex}.button:active:not(:disabled){transform:scale(.98)}.primary{color:#fffdf4;background:#187561;border-color:#187561}.primary:hover:not(:disabled){background:#115e4d;border-color:#115e4d}[data-theme=dark] .primary{color:#182e23;background:#b4d7b5;border-color:#b4d7b5}[data-theme=dark] .primary:hover:not(:disabled){background:#c3e2bd}.secondary{background:var(--surface);border-color:var(--line)}.secondary:hover:not(:disabled){border-color:var(--accent);background:var(--accent-soft)}.text-button{background:0 0;padding-inline:8px}.text-button:hover{color:var(--accent)}.small-button{color:var(--muted);background:0 0;border:0;justify-content:center;align-items:center;gap:7px;padding:6px 0;font-size:12px;display:inline-flex}.small-button:hover{color:var(--accent)}.full-width{width:100%}.inline-link{color:var(--accent);white-space:nowrap;align-items:center;gap:8px;font:12px Kanit,sans-serif;display:inline-flex}.inline-link:hover{text-underline-offset:5px;text-decoration:underline}.eyebrow{color:var(--accent);align-items:center;gap:8px;font-size:11px;font-weight:500;display:flex}.eyebrow>span{background:#67926c;border-radius:50%;width:6px;height:6px}.hero{grid-template-columns:1fr 1.23fr;align-items:center;gap:8px;min-height:420px;margin-bottom:31px;display:grid}.hero-copy{z-index:6;padding:22px 0;position:relative}.hero h1{letter-spacing:-1.6px;margin:20px 0 19px;font-size:clamp(40px,4.1vw,62px);font-weight:500;line-height:1.38}.highlight-word{color:var(--accent);display:inline-block;position:relative}.highlight-word>svg{fill:none;stroke:#b5c8a4;stroke-width:4px;stroke-linecap:round;width:100%;height:9px;position:absolute;bottom:-1px;left:0}.hero-copy>p{color:var(--muted);font-size:14px;line-height:1.95}.hero-actions{align-items:center;gap:19px;margin-top:26px;display:flex}.hero-details{color:var(--muted);align-items:center;gap:10px;margin-top:24px;font-size:10px;display:flex}.hero-details>span{align-items:center;gap:7px;display:inline-flex}.dot-divider{background:#a6b09f;border-radius:50%;width:3px;height:3px}.stage{background-color:var(--surface-soft);background-image:radial-gradient(var(--line) 1px, transparent 1px);border:1px solid var(--line);isolation:isolate;background-size:20px 20px;border-radius:14px;flex-direction:column;min-width:0;height:470px;display:flex;position:relative;overflow:hidden}.stage-top{z-index:6;pointer-events:none;justify-content:space-between;align-items:center;gap:10px;padding:18px 19px 0;display:flex}.stage-label{color:var(--muted);align-items:center;gap:7px;font-size:10px;font-weight:500;display:inline-flex}.status-dot{background:var(--accent);border-radius:50%;width:5px;height:5px}.stage-axis{color:var(--muted);font-size:9px}.scene-canvas{flex:1;min-height:0;position:relative}.scene-canvas>div{inset:0;position:absolute!important}.scene-canvas canvas{touch-action:none}.world-preview{object-fit:contain;width:100%;height:100%;position:absolute;inset:0}.start-world{background:var(--surface);border:1px solid var(--line);color:var(--accent);border-radius:7px;align-items:center;gap:8px;padding:8px 12px;font-size:11px;display:inline-flex}.start-world:hover{border-color:var(--accent);background:var(--accent-soft)}.scene-loading{width:100%;height:100%;color:var(--accent);flex-direction:column;justify-content:center;align-items:center;gap:15px;font-size:13px;display:flex}.stage-bottom{z-index:6;justify-content:space-between;align-items:center;gap:10px;padding:6px 16px 13px;display:flex}.drag-hint{color:var(--muted);align-items:center;gap:6px;font-size:10px;display:inline-flex}.stage-tools{gap:4px;display:flex}.stage-tools button{background:var(--surface);border:1px solid var(--line);width:30px;height:30px;color:var(--muted);border-radius:7px;place-items:center;display:grid}.stage-tools button:hover,.stage-tools button.active{color:var(--accent);background:var(--accent-soft)}.hero-stage{background-color:#0000;background-image:none;border:0;height:423px;overflow:visible}.hero-stage:before{content:"";background:radial-gradient(ellipse, var(--mint) 0%, transparent 69%);z-index:-1;border-radius:50%;width:90%;height:85%;position:absolute;top:8%;left:4%}.hero-stage .stage-top{padding-inline:35px}.hero-stage .stage-axis{display:none}.hero-stage .stage-bottom{padding-inline:34px 20px}.hero-stage .scene-canvas{margin:-9px -20px -16px}.floating-note{z-index:6;background:var(--surface);border:1px solid var(--line);pointer-events:none;border-radius:8px;align-items:center;gap:7px;display:flex;position:absolute;box-shadow:0 8px 20px #263c2910}.note-top{padding:10px 12px;font-size:10px;top:47px;right:13px;transform:rotate(4deg)}.note-dot{border:2px solid #9fb78a;border-radius:50%;width:8px;height:8px}.note-bottom{gap:13px;padding:12px 15px;bottom:45px;left:20px;transform:rotate(-5deg)}.note-bottom strong{color:var(--accent);letter-spacing:-1px;font-size:25px}.note-bottom>span{border-left:1px solid var(--line);color:var(--muted);padding-left:12px;font-size:9px;line-height:1.7}.scene-tag{background:var(--surface);color:var(--text);border:1px solid var(--line);white-space:nowrap;pointer-events:none;border-radius:5px;padding:5px 9px;font:11px Kanit,sans-serif;box-shadow:0 3px 8px #243e2910}.learning-strip{background:var(--surface);border:1px solid var(--line);border-radius:10px;justify-content:space-between;align-items:center;gap:14px;padding:20px 24px;display:flex}.learning-strip>div{align-items:center;gap:9px;font-size:11px;display:flex}.learning-strip .strip-heading{border-right:1px solid var(--line);padding-right:22px;font-size:13px}.small-spark{color:#7a9264;display:flex}.step-dot{background:var(--surface-soft);width:22px;height:22px;color:var(--accent);border-radius:50%;place-items:center;font-family:Kanit,sans-serif;font-size:10px;display:grid}.strip-arrow{color:#b1bcaa}.learning-section{margin-top:39px}.section-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.section-heading h2{align-items:center;gap:12px;font-size:23px;display:flex}.section-heading p{color:var(--muted);margin-top:6px;font-size:12px}.heading-count{border:1px solid var(--line);color:var(--muted);border-radius:5px;padding:5px 8px;font:10px Sarabun,sans-serif}.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;display:grid}.chapter-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;grid-template-columns:112px 1fr;min-height:185px;transition:border-color .2s,transform .2s,box-shadow .2s;display:grid;overflow:hidden}.chapter-card:hover{border-color:#8bae95;transform:translateY(-3px);box-shadow:0 7px 16px #213d2910}.chapter-illustration{background:var(--mint);color:#558263;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.chapter-peach .chapter-illustration{background:var(--peach);color:#b7845d}.chapter-lavender .chapter-illustration{background:var(--lavender);color:#9281a6}.chapter-sand .chapter-illustration{background:var(--sand);color:#aaa05c}.chapter-blue .chapter-illustration{background:var(--blue);color:#688f9c}.chapter-rose .chapter-illustration{background:var(--rose);color:#b98782}.illustration-disc{opacity:.16;border:1px solid;border-radius:50%;width:81px;height:81px;position:absolute}.chapter-illustration>svg{filter:drop-shadow(3px 5px #fff5);transform:rotate(-9deg)}.tiny-cube{opacity:.6;position:absolute;bottom:25px;right:10px;transform:rotate(14deg)}.chapter-card-content{padding:18px 20px 15px}.chapter-meta{color:var(--muted);justify-content:space-between;align-items:center;font-size:9px;display:flex}.chapter-meta>span{align-items:center;gap:4px;display:flex}.chapter-meta>span:first-child{color:var(--accent);font-family:Kanit,sans-serif;font-size:10px}.chapter-card h3{margin-top:9px;font-size:17px;line-height:1.5}.chapter-card p{color:var(--muted);min-height:39px;margin-top:6px;font-size:11px;line-height:1.8}.chapter-link{color:var(--accent);justify-content:space-between;align-items:center;margin-top:13px;font:11px Kanit,sans-serif;display:flex}.completed-label{color:var(--accent)}.lab-banner{background:var(--accent-soft);border:1px solid #cfdccc;border-radius:12px;align-items:center;gap:21px;margin-top:29px;padding:24px 25px;display:flex}.lab-banner-art{color:#719475;width:72px;min-width:72px;position:relative}.lab-banner-art>span{background:var(--surface);color:var(--accent);border:1px solid var(--line);border-radius:4px;padding:3px 6px;font:13px Kanit,sans-serif;position:absolute;bottom:-5px;right:0;transform:rotate(-8deg)}.lab-banner h2{font-size:19px}.lab-banner p{color:var(--muted);margin-top:5px;font-size:11px}.lab-banner .button{margin-left:auto;font-size:12px}.page-title{margin:7px 0 32px}.page-kicker{color:var(--accent);align-items:center;gap:7px;margin-bottom:12px;font-size:12px;display:flex}.page-title h1,.lesson-heading h1{letter-spacing:-.6px;font-size:clamp(28px,2.6vw,39px);line-height:1.5}.page-title p,.lesson-heading p{color:var(--muted);margin-top:10px;font-size:14px}.learning-tip,.insight{background:var(--accent-soft);color:var(--accent);border-radius:10px;align-items:flex-start;gap:12px;margin-top:27px;padding:20px 24px;display:flex}.learning-tip p{font-size:13px}.lesson-breadcrumb{color:var(--muted);justify-content:space-between;align-items:center;margin-bottom:22px;font-size:11px;display:flex}.lesson-breadcrumb a{align-items:center;gap:7px;display:flex}.lesson-breadcrumb a:hover{color:var(--accent)}.lesson-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px;display:flex}.lesson-number{min-width:77px;height:77px;color:var(--accent);background:var(--accent-soft);border-radius:15px;place-items:center;font:35px Kanit,sans-serif;display:grid}.tone-peach{background:var(--peach)}.tone-lavender{background:var(--lavender)}.tone-sand{background:var(--sand)}.tone-blue{background:var(--blue)}.tone-rose{background:var(--rose)}.lesson-trail{align-items:stretch;gap:3px;padding-bottom:20px;display:flex;overflow-x:auto}.lesson-trail a{color:var(--muted);white-space:nowrap;border-radius:7px;flex:1;align-items:center;gap:6px;padding:9px 7px;font-size:10px;display:flex}.lesson-trail a span{border:1px solid var(--line);border-radius:50%;place-items:center;width:21px;height:21px;font-size:10px;display:grid}.lesson-trail a.active{background:var(--accent-soft);color:var(--accent)}.lesson-trail a.active span{background:var(--accent);color:var(--bg);border-color:var(--accent)}.prediction-box{background:var(--sand);border-radius:10px;gap:16px;margin:0 0 25px;padding:20px 25px;display:flex}.prediction-box>svg{color:#948752;margin-top:4px}.prediction-box>div{flex:1}.prediction-box h2{font-size:15px}.prediction-box p{margin-top:5px;font-size:13px}.prediction-input{margin-top:12px;display:block}.prediction-input input{width:100%;color:var(--text);background:0 0;border:none;border-bottom:1px solid #9a946950;padding:6px 0;font-size:12px}.prediction-input input::placeholder{color:var(--muted)}.lesson-workspace{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:20px;display:grid}.experiment-panel{min-width:0}.scene-caption{color:var(--muted);justify-content:space-between;align-items:center;gap:10px;padding:9px 3px;font-size:10px;display:flex}.scene-caption .small-button{font-size:10px}.control-panel{border:1px solid var(--line);background:var(--surface);border-radius:13px;min-width:0;padding:22px}.control-panel-heading{border-bottom:1px solid var(--line);margin-bottom:18px;padding-bottom:15px}.control-panel-heading h2{font-size:18px}.control-panel-heading>span{color:var(--muted);margin-top:5px;font-size:11px;display:block}.control-panel .full-width{min-height:42px;margin-top:18px;padding:10px 13px;font-size:12px}.control-panel .text-button{margin-top:3px}.segmented{background:var(--surface-soft);border-radius:7px;gap:3px;margin-bottom:20px;padding:4px;display:flex}.segmented button{white-space:nowrap;color:var(--muted);background:0 0;border:0;border-radius:4px;flex:1;padding:7px 1px;font-size:10px}.segmented button.selected{background:var(--surface);color:var(--accent);box-shadow:0 1px 3px #193c2010}.range-field{margin-block:19px;display:block}.field-heading{justify-content:space-between;align-items:center;gap:8px;font-size:12px;display:flex}.number-input{color:var(--muted);align-items:center;gap:4px;font-size:10px;display:flex}.number-input input{text-align:center;border:1px solid var(--line);width:63px;color:var(--text);background:var(--surface-soft);border-radius:5px;padding:5px 3px;font:14px Kanit,sans-serif}input[type=range]{width:100%;accent-color:var(--accent);cursor:pointer;height:19px;margin:15px 0 6px}.range-limits{color:var(--muted);justify-content:space-between;font-size:9px;display:flex}.measurement-grid{background:var(--surface-soft);border-radius:8px;grid-template-columns:repeat(3,1fr);gap:5px;margin-top:22px;padding:13px 7px;display:grid}.measurement-grid>div{text-align:center;border-right:1px solid var(--line)}.measurement-grid>div:last-child{border:0}.measurement-grid span{color:var(--muted);font-size:10px;display:block}.measurement-grid strong{margin-top:5px;font-size:18px;display:block}.measurement-grid small{font:8px Sarabun,sans-serif}.select-field{flex-direction:column;gap:8px;margin-bottom:13px;font-size:11px;display:flex}.select-field select{border:1px solid var(--line);background:var(--surface-soft);width:100%;color:var(--text);border-radius:7px;padding:11px 8px;font-size:12px}.swap-button{color:var(--accent);background:0 0;border:0;justify-content:center;align-items:center;gap:6px;width:100%;margin:-3px 0 12px;font-size:10px;display:flex}.toggle-row{cursor:pointer;border-block:1px solid var(--line);align-items:center;gap:8px;margin-block:18px;padding-block:12px;font-size:12px;display:flex;position:relative}.toggle-row>span:first-child{align-items:center;gap:5px;display:flex}.toggle-row input{opacity:0;cursor:pointer;width:34px;height:22px;position:absolute;right:0}.toggle-switch{pointer-events:none;background:#a5afa6;border-radius:20px;width:34px;height:20px;margin-left:auto;position:relative}.toggle-switch:before{content:"";background:#fff;border-radius:50%;width:14px;height:14px;transition:transform .2s;position:absolute;top:3px;left:3px}.toggle-row input:checked+.toggle-switch{background:#187561}.toggle-row input:checked+.toggle-switch:before{transform:translate(14px)}.toggle-row input:focus-visible+.toggle-switch{outline:2px solid var(--accent);outline-offset:4px}.formula{text-align:center;background:var(--accent-soft);color:var(--accent);border-radius:9px;flex-direction:column;align-items:center;gap:8px;margin-top:17px;padding:17px 9px;display:flex}.formula>span{font-size:11px}.formula>strong{font-size:22px;line-height:1.5}.formula>strong .formula-equals{color:var(--muted);font-size:18px}.control-note{color:var(--muted);margin-top:12px;font-size:10px;line-height:1.9}.field-label{font-size:11px}.part-buttons{grid-template-columns:repeat(2,1fr);gap:7px;margin-top:11px;display:grid}.part-buttons button{background:var(--surface-soft);border:1px solid var(--line);border-radius:6px;padding:10px 3px;font-size:12px}.part-buttons button.selected{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.insight{gap:8px;margin-top:20px;padding:14px}.insight p{font-size:11px}.lesson-explanation{border:1px solid var(--line);background:var(--surface);border-radius:11px;margin-top:23px;overflow:hidden}.explanation-heading{background:0 0;border:0;justify-content:space-between;align-items:center;width:100%;padding:21px 24px;font:17px Kanit,sans-serif;display:flex}.explanation-heading>span{align-items:center;gap:12px;display:flex}.section-step{background:var(--accent-soft);width:26px;height:26px;color:var(--accent);border-radius:7px;place-items:center;font:12px Kanit,sans-serif;display:inline-grid}.rotate{transform:rotate(180deg)}.explanation-content{padding:0 24px 23px 62px}.explanation-content p{margin-bottom:12px;font-size:14px}.lesson-checks{grid-template-columns:.9fr 1.1fr;gap:20px;margin-top:22px;display:grid}.task-panel,.quiz-panel{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:25px}.task-panel h2,.quiz-panel h2{align-items:center;gap:10px;margin-bottom:18px;font-size:17px;display:flex}.task-panel h2>svg{color:var(--muted);margin-left:auto}.task-panel>p,.quiz-panel>p{font-size:13px;line-height:1.9}.task-actions{flex-wrap:wrap;align-items:center;gap:18px;margin-top:23px;display:flex}.task-actions .button{padding:10px 15px;font-size:12px}.hint-box{background:var(--sand);border-radius:7px;margin-top:20px;padding:14px;font-size:12px;line-height:1.9}.feedback{border-radius:8px;align-items:flex-start;gap:7px;margin-top:18px;padding:14px;font-size:12px;line-height:1.8;display:flex}.success{background:var(--accent-soft);color:var(--accent)}.retry{background:var(--sand)}.answer-options{flex-direction:column;gap:8px;margin-top:17px;display:flex}.answer-options>button{border:1px solid var(--line);text-align:left;background:0 0;border-radius:8px;align-items:center;gap:10px;min-height:47px;padding:12px;font-size:12px;display:flex}.answer-options>button>span{background:var(--surface-soft);width:23px;height:23px;color:var(--muted);border-radius:5px;flex-shrink:0;place-items:center;font-size:11px;display:grid}.answer-options>button>svg{margin-left:auto}.answer-options>button:hover:not(:disabled),.answer-options>button.selected{border-color:var(--accent)}.answer-options>button.correct{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.answer-options>button.incorrect{background:var(--peach);border-color:#bb9b70}.answer-options>button:disabled{opacity:1}.answer-feedback{margin-top:15px;font-size:12px!important}.success-text{color:var(--accent)}.lesson-finish{border:1px solid var(--line);border-radius:11px;justify-content:space-between;align-items:center;gap:20px;margin-top:30px;padding:26px;display:flex}.lesson-finish h2{font-size:19px}.lesson-finish p{color:var(--muted);margin-top:5px;font-size:12px}.lesson-finish.is-complete{background:var(--accent-soft)}.lab-tabs{flex-wrap:wrap;gap:8px;margin-bottom:22px;display:flex}.lab-tabs>button{border:1px solid var(--line);background:var(--surface);border-radius:7px;padding:10px 15px;font:12px Kanit,sans-serif}.lab-tabs>button.active{background:var(--accent);color:var(--bg);border-color:var(--accent)}.lab-workspace{align-items:stretch}.lab-workspace .stage{height:100%;min-height:480px}.lab-observation{background:var(--accent-soft);border-radius:11px;margin-top:26px;padding:25px}.lab-observation h2{margin-bottom:10px;font-size:20px}.lab-observation p{font-size:13px}.lab-observation p+p{color:var(--muted);margin-top:8px}.pill{background:var(--accent-soft);color:var(--accent);white-space:nowrap;border-radius:6px;padding:7px 11px;font-size:11px}.repair-challenge .section-heading h2{font-size:21px}.repair-challenge .stage{height:390px}.repair-challenge .control-panel h3{margin-bottom:20px}.final-quiz{border:1px solid var(--line);background:var(--surface);border-radius:14px;margin-top:35px;padding:35px}.quiz-intro{text-align:center;padding:15px 0}.trophy-icon{color:#a99d65;background:var(--sand);border-radius:50%;place-items:center;width:85px;height:85px;margin-bottom:20px;display:inline-grid}.quiz-intro h2{font-size:27px}.quiz-intro>p{color:var(--muted);margin:14px 0 23px;font-size:13px}.quiz-intro .control-note{margin-bottom:0;font-size:11px}.quiz-question{max-width:660px;margin:0 auto}.quiz-topline{color:var(--muted);justify-content:space-between;margin-bottom:12px;font-size:12px;display:flex}.quiz-question h2{margin-top:29px;font-size:24px}.quiz-question .answer-options>button{padding:15px;font-size:14px}.quiz-question>.button{margin-top:24px}.review-links{flex-direction:column;gap:8px;max-width:400px;margin:15px auto 25px;display:flex}.review-links>a{border:1px solid var(--line);border-radius:6px;justify-content:space-between;padding:11px 15px;font-size:13px;display:flex}.review-links>a:hover{color:var(--accent);background:var(--accent-soft)}.progress-overview{background:var(--accent-soft);border:1px solid var(--line);border-radius:14px;align-items:center;gap:35px;padding:34px;display:flex}.progress-ring{background:conic-gradient(var(--accent) var(--progress), var(--line) 0);border-radius:50%;flex-shrink:0;width:145px;height:145px;padding:9px;transform:rotate(-90deg)}.progress-ring>div{background:var(--bg);border-radius:50%;flex-direction:column;justify-content:center;align-items:center;height:100%;display:flex;transform:rotate(90deg)}.progress-ring strong{font-size:40px}.progress-ring small{color:var(--muted);font-size:20px}.progress-ring span{color:var(--muted);font-size:10px}.progress-overview h2{font-size:24px}.progress-overview p{max-width:450px;color:var(--muted);margin:10px 0 20px;font-size:13px}.progress-overview .button{font-size:12px}.progress-trophy{color:#a5ad7b;opacity:.8;margin-left:auto}.skill-list{margin-top:35px}.skill-list>h2{margin-bottom:16px;font-size:22px}.skill-list>a{border-bottom:1px solid var(--line);align-items:center;gap:20px;padding:22px 8px;display:flex}.skill-status{background:var(--surface-soft);width:40px;height:40px;color:var(--muted);border-radius:50%;flex-shrink:0;place-items:center;font:16px Kanit,sans-serif;display:grid}.skill-status.done{background:var(--accent-soft);color:var(--accent)}.skill-list h3{font-size:17px}.skill-list p{color:var(--muted);margin-top:5px;font-size:12px}.skill-action{color:var(--accent);white-space:nowrap;align-items:center;gap:10px;margin-left:auto;font-size:12px;display:flex}.data-panel{border:1px solid var(--line);background:var(--surface);border-radius:11px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-top:30px;padding:27px;display:flex}.data-panel h2{font-size:19px}.data-panel p{color:var(--muted);margin-top:7px;font-size:12px}.data-actions{flex-wrap:wrap;gap:8px;display:flex}.data-actions .button{padding:10px 13px;font-size:12px}.data-message{width:100%;color:var(--accent)!important}.reset-data{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:15px;margin-top:20px;font-size:11px;display:flex}.danger{color:#af5546}.presentation{background:var(--bg)}.presentation:fullscreen{padding:35px 55px;overflow-y:auto}.presentation-toolbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding-bottom:19px;display:flex}.presentation-toolbar>span{align-items:center;gap:9px;font:14px Kanit,sans-serif;display:flex}.presentation-heading{padding-block:28px}.presentation-heading>span{color:var(--accent);font-size:12px}.presentation-heading h1{margin:9px 0;font-size:38px}.presentation-heading p{color:var(--muted);font-size:18px}.presentation-notes{background:var(--accent-soft);border-radius:10px;margin-top:25px;padding:22px 25px}.presentation-notes p{margin-bottom:8px;font-size:17px;line-height:1.95}.presentation-navigation{justify-content:space-between;align-items:center;gap:15px;margin-top:25px;display:flex}.presentation-navigation>span{color:var(--muted);font-size:11px}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:20px;min-height:65dvh;display:flex}.empty-state h1{font-size:30px}.empty-state p{color:var(--muted);font-size:14px}.page-loading{flex-direction:column;gap:20px;padding-top:30px;display:flex}.page-loading>div{background:var(--accent-soft);border-radius:8px;width:60%;height:35px}.page-loading>div:nth-child(2){width:85%;height:340px}.page-loading>span{color:var(--muted);font-size:13px}.flat-scene{flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;padding:20px;display:flex}.flat-heading{color:var(--muted);margin-bottom:26px;font-size:11px}.flat-bars{justify-content:center;align-items:flex-end;gap:35px;display:flex}.flat-column{flex-direction:column;align-items:center;gap:9px;font-size:12px;display:flex}.flat-column strong{font-size:15px}.flat-bar{background:#77a88d;border-radius:5px 5px 0 0;width:70px;min-height:3px}.bar-1{background:#dca578}.bar-2{background:#8f9fbd}.flat-caption{color:var(--accent);margin-top:20px;font-size:12px}.flat-parts{flex-direction:column;align-items:center;gap:0;transition:gap .2s;display:flex}.flat-parts.separated{gap:20px}.flat-parts>div{text-align:center;color:#263e38;background:#b6b785;border:2px solid #0000;width:110px;padding:19px 15px;font-size:14px}.flat-parts>div:nth-child(2){background:#dfbc89;width:140px}.flat-parts>div:last-child{background:#a0b59a;width:180px}.flat-parts>div.chosen{border-color:#17624c}@media (width>=1600px){.main-content{padding-inline:65px}.hero{min-height:470px}.hero-stage{height:470px}.hero h1{font-size:66px}.hero-copy>p{font-size:16px}.chapter-card{grid-template-columns:135px 1fr}}@media (width<=1200px){:root{--sidebar-width:217px}.sidebar{padding-inline:13px}.brand strong{font-size:18px}.brand-symbol{width:37px;height:39px}.nav-link{gap:9px;padding-inline:10px;font-size:12px}.nav-new{display:none}.main-content{padding:30px 28px 35px}.topbar{padding-inline:28px}.hero{grid-template-columns:1fr 1.07fr}.hero h1{font-size:43px}.hero-copy>p{font-size:12px}.hero-actions{gap:11px}.hero-actions .button{padding-inline:15px;font-size:12px}.hero-stage{height:390px}.hero-details{gap:7px;font-size:9px}.eyebrow{font-size:10px}.learning-strip{gap:8px;padding:17px}.learning-strip>div{gap:7px;font-size:10px}.learning-strip .strip-heading{padding-right:10px;font-size:11px}.small-spark{display:none}.chapter-card{grid-template-columns:88px 1fr}.chapter-card-content{padding:16px 15px}.chapter-card h3{font-size:15px}.chapter-card p{font-size:10px}.chapter-meta{font-size:8px}.lab-banner{gap:17px;padding:23px 20px}.lab-banner h2{font-size:17px}.lab-banner p{font-size:10px}.lab-banner-art{width:53px;min-width:53px}.lab-banner .button{padding-inline:12px}.lesson-workspace{grid-template-columns:minmax(0,1fr) 270px;gap:16px}.control-panel{padding:18px}.lesson-trail a{gap:4px;font-size:9px}.lesson-trail a span{width:18px;height:18px}.stage-top{padding-inline:13px}.stage-axis{display:none}.task-panel,.quiz-panel{padding:20px}.progress-trophy{display:none}.progress-overview{gap:25px;padding:28px}.progress-overview h2{font-size:22px}}@media (width<=1023px){:root{--sidebar-width:0px}.sidebar{visibility:hidden;width:245px;transition:transform .2s;transform:translate(-100%)}.sidebar.is-open{visibility:visible;transform:translate(0)}.sidebar-backdrop{z-index:19;background:#182d2560;border:0;position:fixed;inset:0}.mobile-menu{display:grid}.topbar{z-index:10;height:65px;position:relative}.main-content{padding:27px 32px 35px}.hero h1{font-size:49px}.hero-stage{height:415px}.hero-copy>p{font-size:14px}.hero-details{font-size:10px}.hero-actions .button{font-size:13px}.hero{gap:0}.sidebar .brand strong{font-size:20px}.sidebar .nav-link{font-size:13px}.sidebar-caption{margin-top:30px}.sidebar-progress{margin-top:35px}.learning-strip .strip-heading{font-size:12px}.chapter-card{grid-template-columns:105px 1fr}.chapter-card h3{font-size:17px}}@media (width<=767px){body{min-width:360px}.main-content{padding:24px 20px 30px}.topbar{height:62px;padding-inline:16px}.breadcrumb{gap:8px;font-size:11px}.breadcrumb>span:not(.breadcrumb-divider),.breadcrumb-divider{display:none}.topbar-right{gap:8px}.grade-badge{padding-right:10px;font-size:9px}.student-avatar{display:none}.hero{grid-template-columns:1fr;min-height:auto;margin-bottom:24px}.hero-copy{padding:12px 3px 8px}.eyebrow{font-size:10px}.hero h1{letter-spacing:-1.5px;margin:17px 0 18px;font-size:49px;line-height:1.32}.hero-copy>p{font-size:13px;line-height:1.9}.hero-actions{gap:20px;margin-top:22px}.hero-actions .button{min-height:45px;padding-inline:20px}.hero-actions .text-button{padding-inline:0}.hero-details{margin-top:21px}.hero-stage{height:335px;margin-top:12px}.hero-stage .scene-canvas{margin-inline:-7px}.hero-stage .stage-top{padding-inline:8px}.hero-stage .stage-bottom{padding-inline:7px}.note-top{font-size:9px;top:39px;right:0}.note-bottom{padding:8px 11px;bottom:44px;left:0}.note-bottom strong{font-size:23px}.note-bottom>span{font-size:8px}.learning-strip{grid-template-columns:1fr;gap:13px;padding:18px 21px;display:grid}.learning-strip>div{font-size:12px}.learning-strip .strip-heading{border:0;border-bottom:1px solid var(--line);padding:0 0 10px;font-size:14px}.small-spark{display:flex}.strip-arrow{display:none}.learning-section{margin-top:29px}.section-heading{align-items:flex-start;gap:14px}.section-heading h2{gap:7px;font-size:21px}.section-heading p{font-size:11px}.section-heading>.inline-link{margin-top:6px;font-size:0}.section-heading>.inline-link svg{width:21px;height:21px}.heading-count{padding:4px 5px;font-size:8px}.chapter-grid{grid-template-columns:1fr;gap:13px}.chapter-card{grid-template-columns:105px 1fr;min-height:173px}.chapter-card-content{padding:16px 18px}.chapter-card h3{font-size:16px}.chapter-card p{font-size:11px}.chapter-meta{font-size:9px}.lab-banner{flex-wrap:wrap;gap:16px;padding:23px}.lab-banner-art{width:45px;min-width:45px}.lab-banner-art>svg{width:45px}.lab-banner>div:nth-child(2){flex:1}.lab-banner h2{font-size:17px}.lab-banner p{font-size:11px}.lab-banner .button{width:100%;margin-left:0}.site-footer{flex-direction:column;gap:10px;padding:22px 20px;font-size:10px}.page-title{margin-top:0;margin-bottom:26px}.page-title h1,.lesson-heading h1{font-size:29px;line-height:1.55}.page-title p,.lesson-heading p{font-size:12px}.page-kicker{margin-bottom:8px;font-size:11px}.learning-tip{padding:19px}.learning-tip p{font-size:12px}.lesson-heading{gap:10px;margin-bottom:18px}.lesson-number{border-radius:10px;align-self:flex-start;min-width:48px;height:53px;font-size:26px}.lesson-heading h1{font-size:27px}.lesson-trail{gap:6px;padding-bottom:17px}.lesson-trail a{padding:9px;font-size:10px}.prediction-box{gap:11px;padding:18px}.prediction-box h2{font-size:14px}.prediction-box p{font-size:12px}.lesson-workspace{grid-template-columns:1fr;gap:17px}.stage{height:365px}.lab-workspace .stage{height:370px;min-height:0}.control-panel{padding:22px}.control-panel-heading{justify-content:space-between;align-items:center;display:flex}.control-panel-heading h2{font-size:17px}.control-panel .full-width{margin-top:16px}.experiment-controls .field-heading{font-size:13px}.segmented button{padding:9px;font-size:12px}.range-field{margin-block:20px}.toggle-row{font-size:13px}.select-field{font-size:12px}.formula{padding:17px}.formula>strong{font-size:25px}.control-note{font-size:11px}.scene-caption{gap:5px;font-size:9px}.explanation-heading{padding:19px;font-size:15px}.explanation-content{padding:0 20px 20px}.explanation-content p{font-size:13px}.lesson-checks{grid-template-columns:1fr;gap:17px}.task-panel,.quiz-panel{padding:22px}.lesson-finish{flex-direction:column;align-items:flex-start;padding:22px}.lesson-finish .button{width:100%}.lesson-finish h2{font-size:18px}.lab-tabs{gap:7px}.lab-tabs>button{padding:10px 11px;font-size:11px}.lab-observation{padding:22px}.lab-observation p{font-size:12px}.repair-challenge .section-heading h2{font-size:19px}.repair-challenge .pill{display:none}.repair-challenge .stage{height:350px}.final-quiz{margin-top:27px;padding:24px 20px}.quiz-intro h2{font-size:24px}.quiz-question h2{font-size:20px}.quiz-question .answer-options>button{font-size:12px}.progress-overview{text-align:center;flex-direction:column;align-items:center;gap:22px;padding:25px}.progress-overview h2{font-size:22px}.progress-overview p{font-size:12px}.skill-list>a{gap:12px;padding:20px 0}.skill-status{width:31px;height:31px}.skill-list h3{font-size:15px}.skill-list p{font-size:11px}.skill-action{font-size:0}.skill-action svg{width:17px}.data-panel{padding:22px}.data-panel p{font-size:11px}.data-actions{width:100%}.data-actions>.button{flex:1}.reset-data{justify-content:flex-start}.presentation-heading h1{font-size:28px}.presentation-heading p{font-size:15px}.presentation-notes{padding:21px}.presentation-notes p{font-size:15px}.presentation-navigation>span{display:none}.presentation-navigation .button{padding-inline:15px;font-size:12px}.presentation:fullscreen{padding:20px}.flat-bars{gap:25px}.flat-bar{width:55px}.flat-heading{font-size:10px}}@media (prefers-reduced-motion:no-preference){.page-enter,.hero-copy{animation:.45s both enter}.hero-stage{animation:.7s both enter}@keyframes enter{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
