:root{color-scheme:light;--paper:#F4F0E8;--paper-soft:#FFFCF5;--ink:#24332E;--muted:#59695F;--copper:#C36A45;--copper-deep:#91432F;--brass:#D9AE76;--line:#D7D1C3;--clay:#E9DED0;--forest:#18362F;--forest-2:#23493F;--font-display:'Bricolage Grotesque','Anek Devanagari',system-ui,sans-serif;--font-text:'IBM Plex Sans','Anek Devanagari',system-ui,sans-serif;--font-mono:'IBM Plex Mono',Consolas,monospace;--radius:12px;--shadow:0 24px 60px rgba(36,51,46,.09)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.55 var(--font-text);overflow-x:hidden}html[lang="hi"] body,html[lang="mr"] body{font-family:'Anek Devanagari','IBM Plex Sans',sans-serif}html[lang="hi"] h1,html[lang="hi"] h2,html[lang="mr"] h1,html[lang="mr"] h2{font-family:'Anek Devanagari',sans-serif;line-height:1.19}button,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--copper);outline-offset:3px}::selection{background:#DFB899;color:var(--ink)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:900;left:16px;top:-100px;padding:10px 15px;background:var(--forest);color:white;border-radius:6px}.skip-link:focus{top:16px}.container{width:min(1200px,calc(100% - 64px));margin-inline:auto}.site{position:relative;isolation:isolate}.site:before{content:'';position:absolute;inset:0 0 auto 0;height:950px;pointer-events:none;z-index:-1;background-image:linear-gradient(90deg,rgba(36,51,46,.045) 1px,transparent 1px),linear-gradient(0deg,rgba(36,51,46,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to bottom,#0009,transparent)}
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.instrument{background:var(--forest);border:1px solid #63796B;border-radius:13px;box-shadow:17px 17px 0 #DCD1BE,22px 28px 60px #33413925;color:#F8F1E5;overflow:hidden}.instrument-head{display:flex;justify-content:space-between;align-items:center;gap:9px;background:#102920;border-bottom:1px solid #5E806750;padding:13px 20px;color:#C6D5CA}.instrument-status{display:flex;align-items:center;gap:8px;color:#EDD2B5}.instrument-status i{height:7px;width:7px;background:var(--copper);border-radius:50%}.instrument-title{display:flex;flex-direction:column;gap:3px;padding:22px 25px 2px}.instrument-title small{color:#D1C7B6}.instrument-title strong{font:650 clamp(19px,2.1vw,28px)/1.25 var(--font-display);letter-spacing:-.028em}.schematic{display:block;width:100%;height:auto;margin:5px 0}.instrument-footer{display:flex;justify-content:space-between;gap:9px;color:#D5CDBC;border-top:1px solid #5E806750;padding:15px 21px;align-items:center}.instrument-footer span:last-child{color:#E0B17C;white-space:nowrap}.marquee-line{background:#E9E1D4;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#556258;font-size:10px}.marquee-line .container{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:16px 0}.diamond{color:var(--copper);font-size:10px}
.section{padding-top:99px;padding-bottom:99px;scroll-margin-top:50px}.section-intro{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:35px}.section-intro>div{max-width:730px}.section-index{color:var(--copper-deep);margin:0 0 15px}.section h2,.final h2{font-size:clamp(34px,4vw,56px);line-height:1.14;margin:0}.section-intro>p{max-width:350px;font-size:15px;line-height:1.75;color:var(--muted);margin:0 0 4px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.steps article{background:var(--paper-soft);border:1px solid var(--line);border-radius:10px;padding:26px;position:relative;min-height:245px}.steps article:before{content:'';position:absolute;width:19px;height:19px;right:17px;top:17px;border-top:1px solid var(--copper);border-right:1px solid var(--copper)}.step-index{color:#697167}.step-icon{width:58px;height:58px;background:var(--clay);border:1px solid #C9B6A5;border-radius:8px;display:grid;place-items:center;margin:19px 0;color:var(--copper-deep);font:600 32px var(--font-display)}.steps h3{font:700 21px/1.2 var(--font-display);letter-spacing:-.025em;margin:0 0 10px}.steps p{color:var(--muted);font-size:14px;margin:0;line-height:1.7}
.lab-section{background:#E6DFD3;border-block:1px solid #CFC6B6}.workspace{display:grid;grid-template-columns:1fr 1fr;border:1px solid #BBAF9C;border-radius:11px;overflow:hidden;box-shadow:var(--shadow)}.workspace-input,.workspace-output{padding:29px}.workspace-input{background:#FAF6ED;border-right:1px solid #CFC6B6}.workspace-output{background:#F6F0E6}.workspace-heading{display:flex;align-items:center;justify-content:space-between;color:#71685A;padding-bottom:22px;border-bottom:1px solid #CFC6B6;margin-bottom:25px}.square-dot{height:8px;width:8px;background:var(--copper);transform:rotate(45deg)}.input-title{display:block;font-weight:700;margin-bottom:13px}.workspace textarea{resize:vertical;width:100%;min-height:155px;border:1px solid #BCAE99;background:#FFFCF6;border-radius:7px;color:var(--ink);padding:15px 17px;font-size:15px;line-height:1.65;outline:0}.workspace textarea:focus{border-color:var(--copper-deep);box-shadow:0 0 0 3px #C36A452D}.input-assist{display:flex;justify-content:space-between;gap:15px;font-size:11px;color:#777265;margin:7px 0 27px}.micro-label{font-size:10px;color:#71685A;margin:0 0 10px}.example-chips{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:27px}.example-chips button{border:1px solid #C9B7A6;background:#F0E6D9;color:var(--ink);border-radius:6px;font-size:12px;padding:8px 11px}.example-chips button:hover{border-color:var(--copper-deep);background:#F7DCC9}.notice{font-size:11px;line-height:1.7;color:#74685D;margin:16px 0 0}.language-hint{color:#8A4B2F}.workspace-badge{color:var(--copper-deep);border:1px solid #CDAA91;padding:4px 8px;border-radius:4px}.results-bar{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid #D4C9B9;font-size:13px;font-weight:650}.results-bar span:last-child{font:600 10px var(--font-mono);color:var(--copper-deep);letter-spacing:.08em}.results{min-height:325px;max-height:525px;overflow:auto;padding:14px 0;display:flex;flex-direction:column;gap:10px;align-items:stretch}.empty{margin:auto;text-align:center;padding:36px 12px;max-width:340px}.empty-mark{display:grid;place-items:center;width:55px;height:55px;margin:0 auto 15px;border:1px solid #BBAF9C;color:var(--copper-deep);font-size:32px;transform:rotate(-8deg);border-radius:6px}.empty h3{font:700 21px var(--font-display);margin:0 0 8px}.empty p{font-size:13px;color:var(--muted);margin:0;line-height:1.7}.candidate{padding:16px;border:1px solid #CBBBAC;border-radius:7px;background:#FFFCF6}.candidate-head{display:flex;align-items:flex-start;gap:12px}.candidate-num{color:var(--copper-deep);font:600 11px var(--font-mono);margin-top:3px}.candidate strong{font:700 15px/1.4 var(--font-text)}.candidate-source{font:500 11px var(--font-mono);margin-top:9px;color:#756A5D;overflow-wrap:anywhere}.candidate p{font-size:13px;line-height:1.55;color:#525D55;margin:8px 0}.candidate a{color:var(--copper-deep);font-weight:700;font-size:12px;text-decoration:underline;text-underline-offset:4px}.results-subheading{font:600 10px var(--font-mono);color:#756A5D}.workspace-bottom{border-top:1px solid #D4C9B9;padding-top:16px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;font-weight:700}.workspace-bottom button{background:none;padding:0;border:0;color:var(--copper-deep);font-weight:700}.workspace-bottom button:disabled{opacity:.4;cursor:not-allowed}.workspace-bottom a{color:var(--forest);text-decoration:underline;text-underline-offset:4px}
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.cases>a{text-align:left;background:var(--paper-soft);border:1px solid var(--line);border-radius:9px;color:var(--ink);padding:26px;min-height:249px;display:flex;flex-direction:column;transition:transform .15s,border-color .15s}.cases>a:hover{transform:translateY(-3px);border-color:var(--copper-deep)}.cases a>span{font:600 10px var(--font-mono);letter-spacing:.1em;color:#777064}.cases strong{font:700 24px/1.2 var(--font-display);letter-spacing:-.025em;margin-top:28px}.cases p{font-size:14px;color:var(--muted);line-height:1.7}.cases small{font-size:12px;font-weight:700;color:var(--copper-deep);margin-top:auto;border-top:1px solid var(--line);padding-top:13px}
.price-section{background:#FAF7F1;border-top:1px solid #DED8CE}.pricing{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:980px}.pricing-card{border:1px solid #CFC7B8;background:#F4F0E8;border-radius:11px;padding:29px;display:flex;flex-direction:column}.pricing-card.featured{background:#EEDBCC;border-color:#BA8C72;box-shadow:9px 9px 0 #DCD0C2}.pricing-kind{color:#6D6C5D}.pricing-card h3,.pricing-number{font:750 43px/1.1 var(--font-display);letter-spacing:-.055em;margin:20px 0 12px}.pricing-number small{font:500 13px var(--font-text);letter-spacing:0;color:#685B4F}.pricing-card p{font-size:14px;color:#5D645B;margin:0 0 20px}.pricing-card ul{list-style:none;margin:0 0 25px;padding:0;display:grid;gap:11px;flex:1}.pricing-card li{font-size:13px;line-height:1.5;padding-left:22px;position:relative}.pricing-card li:before{content:'↳';position:absolute;left:0;color:var(--copper-deep);font-weight:700}.pricing-caveat{display:flex;gap:16px;align-items:center;max-width:980px;border:1px solid #D1C8B9;background:#F4F0E8;padding:15px 22px;border-radius:9px;margin-top:20px}.caveat-icon{font:700 31px var(--font-display);color:var(--copper-deep)}.pricing-caveat p{font-size:12px;color:#5C675D;line-height:1.65;margin:0}
.developer-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:60px}.developer-footnote{color:var(--muted);font-size:13px;line-height:1.7;max-width:430px}.code-board{background:var(--forest);border:1px solid #537566;border-radius:10px;color:#F2EBDF;box-shadow:var(--shadow)}.code-top{display:flex;justify-content:space-between;align-items:center;padding:13px 17px;border-bottom:1px solid #517261;color:#D8CAB8;gap:10px}.code-top button{border:1px solid #B69F7F;border-radius:5px;background:#304F44;color:#F8F1E5;padding:6px 10px;font:600 10px var(--font-mono)}.code-board pre{padding:20px 21px;overflow:auto;margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font:500 12px/1.7 var(--font-mono);color:#DCEACD}
.faq-section{background:#EEE8DC;border-top:1px solid var(--line)}.faq{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq details{background:#FAF7F0;border:1px solid #D1C5B6;border-radius:8px;padding:22px}.faq summary{cursor:pointer;font-weight:700;font-size:14px}.faq details[open] summary{color:var(--copper-deep)}.faq p{margin:14px 0 0;color:var(--muted);line-height:1.65;font-size:13px}.final{border:1px solid #456958;border-radius:13px;background:var(--forest);color:#F8F2E8;padding:46px 52px;display:flex;align-items:center;justify-content:space-between;gap:26px;margin-top:85px;margin-bottom:80px;position:relative;overflow:hidden}.final:after{content:'';border:1px solid #8A9B83;border-radius:50%;width:230px;height:230px;position:absolute;right:17%;top:27%;opacity:.16;pointer-events:none}.final h2{max-width:740px;font-size:clamp(32px,3.5vw,49px)}.final p:not(.section-index){color:#D2D7C9;max-width:520px;margin:12px 0 0}.inverse{color:#DFBA95}.btn-warm{background:#D7AF79;color:var(--forest);position:relative;z-index:1}.btn-warm:hover{background:#F1C691}.footer{display:grid;grid-template-columns:1fr 1fr;gap:21px;padding-bottom:32px}.footer-name{font:800 26px var(--font-display);letter-spacing:-.06em}.footer-name span{color:var(--copper-deep)}.footer-name sup{font:500 9px var(--font-text);vertical-align:super}.footer p{font-size:12px;color:var(--muted);margin:7px 0 0}.footer-links{display:flex;justify-content:end;align-items:start;gap:18px;font-weight:600;font-size:12px}.footer-links a:hover{color:var(--copper-deep)}.footer-legal{border-top:1px solid var(--line);grid-column:1/-1;padding-top:19px}.copyright{font-size:10px;color:#777366}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:var(--forest);color:#F5F1E6;border:1px solid #78917C;padding:11px 15px;border-radius:6px;box-shadow:var(--shadow);font-size:13px;z-index:200;transition:opacity .2s,transform .2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1100px){.nav-wrap{gap:19px}.site-head nav{gap:15px}.hero{gap:30px}.hero h1{font-size:clamp(50px,5.5vw,68px)}}
@media(max-width:860px){.container{width:min(100% - 38px,680px)}.site-head{height:74px}.site-head nav{display:none;position:absolute;right:19px;left:19px;top:72px;flex-direction:column;align-items:stretch;gap:0;background:var(--paper-soft);border:1px solid var(--line);border-radius:9px;padding:10px;box-shadow:var(--shadow)}.site-head nav.open{display:flex}.site-head nav a{padding:12px}.nav-wrap{gap:11px}.nav-tools{margin-left:auto}.menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;width:39px;height:39px;border:1px solid var(--line);background:var(--paper-soft);border-radius:6px}.menu-toggle span{display:block;width:17px;height:2px;background:var(--ink)}.hero{grid-template-columns:1fr;padding:68px 0 75px}.hero h1{font-size:clamp(51px,8vw,69px)}.instrument{max-width:640px}.section{padding-top:75px;padding-bottom:75px}.section-intro{display:block}.section-intro>p{margin-top:17px;max-width:620px}.steps,.cases{grid-template-columns:1fr}.steps article,.cases>a{min-height:0}.workspace{grid-template-columns:1fr}.workspace-input{border-right:0;border-bottom:1px solid var(--line)}.results{min-height:230px}.pricing,.developer-grid,.faq{grid-template-columns:1fr}.developer-grid{gap:20px}.final{padding:30px;margin-top:58px;margin-bottom:62px}.footer{grid-template-columns:1fr}.footer-links{justify-content:flex-start}.footer-legal{grid-column:auto}}
@media(max-width:520px){.container{width:calc(100% - 28px)}.wordmark{font-size:23px}.wordmark small{font-size:7px}.identity{gap:4px}.identity img{width:40px;height:40px}.head-link{display:none}.hero{padding-top:56px}.hero h1{font-size:clamp(43px,10vw,54px)}.hero-lede{font-size:16px}.button-row .btn,.workspace-actions .btn{width:100%}.marquee-line .container{gap:8px;justify-content:flex-start;font-size:9px}.marquee-line .diamond{display:none}.section h2{font-size:36px}.workspace-input,.workspace-output{padding:20px}.input-assist{flex-wrap:wrap}.pricing-card{padding:23px}.developer-links .btn{width:100%}.final{flex-direction:column;align-items:start}.final .btn{width:100%}.footer-links{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}

/* V2.1 expansion: a functional product family, persistent theme switch, six-language navigation. */
html[data-theme="dark"] { color-scheme:dark; --paper:#17241F;--paper-soft:#21312B;--ink:#F7F0E4;--muted:#C0CDC4;--copper:#E2A17B;--copper-deep:#E8A67B;--brass:#E2BA81;--line:#465A4F;--clay:#34473D;--forest:#1E3930;--forest-2:#284A3D;--shadow:0 20px 55px rgba(0,0,0,.29); }
.theme-toggle{display:inline-flex;gap:7px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:7px;background:var(--paper-soft);color:var(--ink);padding:8px 10px;min-width:80px;min-height:39px;font:650 11px var(--font-text);white-space:nowrap;transition:background .18s,border-color .18s}
.theme-toggle:hover{border-color:var(--copper);background:var(--clay)}
.theme-toggle #themeIcon{font-size:17px;line-height:1;color:var(--copper-deep)}
html[lang="zh-Hans"] body{font-family:'Noto Sans SC','IBM Plex Sans',system-ui,sans-serif}
html[lang="ja"] body{font-family:'Noto Sans JP','IBM Plex Sans',system-ui,sans-serif}
html[lang="zh-Hans"] h1,html[lang="zh-Hans"] h2,html[lang="ja"] h1,html[lang="ja"] h2{font-family:'Noto Sans SC','Noto Sans JP',var(--font-display);letter-spacing:-.038em;line-height:1.27}
.locale-wrap select{max-width:100px}
.site-head nav{gap:18px}
.suite-section{padding-top:91px;padding-bottom:106px}
.suite-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.suite-card{background:var(--paper-soft);color:var(--ink);border:1px solid var(--line);border-radius:12px;min-height:293px;padding:28px;display:flex;flex-direction:column;box-shadow:0 8px 20px rgba(36,51,46,.035);transition:border-color .18s,transform .18s}
.suite-card:hover{transform:translateY(-3px);border-color:var(--copper)}
.suite-card-top{display:flex;justify-content:space-between;align-items:start;gap:12px}
.suite-symbol{width:66px;height:66px;border-radius:12px;display:grid;place-items:center;flex:none}
.suite-symbol svg{width:37px;height:37px}
.suite-symbol-discover{background:#C36A45;color:#FFF6E6}
.suite-symbol-txsivor{background:#D9AE76;color:#2C342D}
.suite-symbol-future{background:var(--clay);color:var(--muted);border:1px solid var(--line)}
.suite-state{font:600 10px var(--font-mono);letter-spacing:.065em;color:var(--copper-deep);padding-top:5px}
.suite-card h3{font:760 clamp(20px,2.2vw,27px)/1.18 var(--font-display);letter-spacing:-.035em;margin:27px 0 9px}
.suite-card h3 small{font:500 12px var(--font-text);letter-spacing:0;white-space:nowrap}
.suite-card p{font-size:14px;line-height:1.65;color:var(--muted);margin:0 0 24px;max-width:330px}
.suite-link{display:flex;align-items:center;gap:12px;justify-content:space-between;border-top:1px solid var(--line);margin-top:auto;padding-top:13px;font-size:12px;font-weight:700;color:var(--copper-deep)}
.suite-link:not(.suite-link-muted):hover{text-decoration:underline;text-underline-offset:4px}
.suite-link-muted{color:var(--muted);font-weight:500}
.suite-future{background:color-mix(in srgb,var(--paper-soft) 70%,var(--paper) 30%)}
.suite-note{font:500 12px/1.7 var(--font-text);color:var(--muted);margin:20px 0 0}
/* Dark surfaces are mapped explicitly because the original Copper & Paper design uses material colours rather than generic variables. */
html[data-theme="dark"] .site:before{background-image:linear-gradient(90deg,rgba(227,187,133,.055) 1px,transparent 1px),linear-gradient(0deg,rgba(227,187,133,.055) 1px,transparent 1px)}
html[data-theme="dark"] .site-head{background:rgba(23,36,31,.95)}
html[data-theme="dark"] .site-head nav a,html[data-theme="dark"] .hero-lede,html[data-theme="dark"] .hero-micro,html[data-theme="dark"] .section-intro>p,html[data-theme="dark"] .steps p,html[data-theme="dark"] .cases p{color:var(--muted)}
html[data-theme="dark"] .site-head nav a:hover{color:var(--copper)}
html[data-theme="dark"] .head-link{background:#D7AE77;color:#1C332B}
html[data-theme="dark"] .head-link:hover{background:#F1C58C}
html[data-theme="dark"] .btn-primary{background:#D7AE77;color:#17352D}
html[data-theme="dark"] .btn-primary:hover{background:#F0C594}
html[data-theme="dark"] .btn-ghost,html[data-theme="dark"] .btn-outline{background:transparent;color:var(--ink);border-color:#718277}
html[data-theme="dark"] .btn-ghost:hover,html[data-theme="dark"] .btn-outline:hover{background:#334B3E}
html[data-theme="dark"] .btn-plain,html[data-theme="dark"] .workspace-bottom a{color:#EBD0A6}
html[data-theme="dark"] .instrument{box-shadow:17px 17px 0 #2C3E33,22px 28px 60px #0004}
html[data-theme="dark"] .marquee-line{background:#273930;color:#C4D2C7}
html[data-theme="dark"] .steps article,html[data-theme="dark"] .cases>a{background:#203129;color:var(--ink)}
html[data-theme="dark"] .step-index,html[data-theme="dark"] .cases a>span,html[data-theme="dark"] .cases p,html[data-theme="dark"] .workspace-heading,html[data-theme="dark"] .micro-label,html[data-theme="dark"] .input-assist{color:#B7C3B5}
html[data-theme="dark"] .step-icon{background:#3E4939;border-color:#667968;color:#E7AD81}
html[data-theme="dark"] .lab-section{background:#1D2B26;border-color:#41564D}
html[data-theme="dark"] .workspace{border-color:#4F6255}
html[data-theme="dark"] .workspace-input{background:#233229;border-color:#485C4F}
html[data-theme="dark"] .workspace-output{background:#1A2A24}
html[data-theme="dark"] .workspace-heading,html[data-theme="dark"] .results-bar,html[data-theme="dark"] .workspace-bottom{border-color:#516457}
html[data-theme="dark"] .workspace textarea{background:#14251E;color:#F6F1E6;border-color:#637669}
html[data-theme="dark"] .example-chips button{background:#35463A;border-color:#617367;color:#F5EDE0}
html[data-theme="dark"] .example-chips button:hover{background:#455C4A}
html[data-theme="dark"] .notice,html[data-theme="dark"] .results-subheading,html[data-theme="dark"] .candidate-source,html[data-theme="dark"] .empty p,html[data-theme="dark"] .candidate p{color:#B9C8BB}
html[data-theme="dark"] .workspace-badge{color:#E2B78E;border-color:#86684F}
html[data-theme="dark"] .empty-mark{border-color:#69806D}
html[data-theme="dark"] .candidate{background:#2A3B31;border-color:#53695A}
html[data-theme="dark"] .candidate a,html[data-theme="dark"] .workspace-bottom button:not(:disabled){color:#F2BF92}
html[data-theme="dark"] .price-section{background:#1B2B24;border-color:#445448}
html[data-theme="dark"] .pricing-card{background:#24352D;border-color:#576A59;color:#F7F0E4}
html[data-theme="dark"] .pricing-card.featured{background:#3E332B;border-color:#9B735B;box-shadow:9px 9px 0 #2E3B33}
html[data-theme="dark"] .pricing-kind,html[data-theme="dark"] .pricing-card p,html[data-theme="dark"] .pricing-number small,html[data-theme="dark"] .pricing-caveat p{color:#D7D6CB}
html[data-theme="dark"] .pricing-caveat{background:#22342B;border-color:#4B6151}
html[data-theme="dark"] .faq-section{background:#1C2C25}
html[data-theme="dark"] .faq details{background:#25352C;border-color:#526654;color:var(--ink)}
html[data-theme="dark"] .faq p{color:var(--muted)}
html[data-theme="dark"] .code-board,html[data-theme="dark"] .final{background:#182E26}
html[data-theme="dark"] .code-top button{background:#334B3D}
html[data-theme="dark"] .footer p,html[data-theme="dark"] .copyright{color:var(--muted)}
html[data-theme="dark"] .toast{background:#3F5646}
@media(max-width:1150px){.site-head nav{gap:11px}.nav-wrap{gap:12px}.site-head nav a{font-size:12px}.theme-toggle{min-width:67px}}
@media(max-width:1000px){.head-link{display:none}}
@media(max-width:860px){.suite-grid{grid-template-columns:1fr 1fr}.suite-future{grid-column:1/-1}.suite-card{min-height:235px}html[data-theme="dark"] .site-head nav{background:#25372D}}
@media(max-width:600px){.suite-grid{grid-template-columns:1fr}.suite-future{grid-column:auto}.suite-card{min-height:245px}.suite-section{padding-top:73px;padding-bottom:75px}.theme-toggle{min-width:41px;padding:8px}.theme-toggle #themeLabel{display:none}.locale-wrap select{max-width:94px}}
@media(max-width:375px){.wordmark{font-size:19px}.wordmark small{font-size:6px}.locale-wrap select{max-width:83px}.nav-tools{gap:5px}}

/* V2.1 recovery: keep native language options readable in both themes. */
#languageSelect { color-scheme: light; }
#languageSelect option { background-color: #FFFCF5; color: #24332E; }
html[data-theme="dark"] #languageSelect { color-scheme: dark; background-color: #21312B; color: #F7F0E4; }
html[data-theme="dark"] #languageSelect option { background-color: #21312B; color: #F7F0E4; }