:root{
  --bg:#07090c;
  --bg2:#0b0e12;
  --panel:#0e1217;
  --panel2:#12171d;
  --line:#242b33;
  --line2:#343e48;
  --text:#f2f5f7;
  --muted:#8e99a4;
  --accent:#d7ff52;
  --accent-soft:rgba(var(--accent-rgb),.12);
  --danger:#ff6d7a;
  --danger-soft:rgba(255,109,122,.10);
  --max:1180px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  --sans:Arial,Helvetica,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),transparent 70%)}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{appearance:none}
img{display:block;max-width:100%}
.container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
.narrow{max-width:920px}
.hidden{display:none!important}
.site-shell{min-height:100vh}

.site-header{position:sticky;top:0;z-index:50;background:rgba(7,9,12,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav-wrap{height:68px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:32px}
.brand{display:inline-flex;align-items:center;gap:10px;min-width:max-content}
.brand img{width:34px;height:34px}
.brand-copy{display:flex;flex-direction:column;line-height:1}
.brand-copy strong{font-family:var(--mono);font-size:17px;letter-spacing:.06em}
.brand-copy small{font-family:var(--mono);font-size:8px;color:var(--muted);letter-spacing:.18em;margin-top:4px}
.nav{justify-self:center;display:flex;align-items:center;gap:28px}
.nav a{font-family:var(--mono);font-size:11px;font-weight:700;color:#a3adb6;letter-spacing:.08em;position:relative}
.nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:2px;background:var(--accent);transition:.18s}
.nav a:hover{color:var(--text)}
.nav a:hover:after{right:0}
.system-state{display:flex;align-items:center;gap:8px;font:700 10px var(--mono);letter-spacing:.12em;color:#b6c0c9}
.system-state i,.blink-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(var(--accent-rgb),.08)}

.module-line{display:flex;align-items:center;gap:10px;font:700 10px var(--mono);letter-spacing:.13em;color:var(--accent);text-transform:uppercase}
.module-line i{display:block;width:30px;height:1px;background:var(--line2)}
.kicker,.card-code{font:700 10px var(--mono);letter-spacing:.16em;color:var(--accent);text-transform:uppercase}

.hero{padding:88px 0 72px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero:after{content:"0";position:absolute;right:-60px;top:-160px;font:900 650px/1 var(--sans);letter-spacing:-.1em;color:rgba(255,255,255,.018);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center;position:relative;z-index:1}
.hero-copy h1{font-size:clamp(62px,7vw,112px);line-height:.83;letter-spacing:-.075em;margin:22px 0 26px;font-weight:900;text-transform:uppercase}
.hero-copy h1 span{color:var(--accent)}
.hero-copy>p{max-width:690px;color:#a5afb9;font-size:18px;margin:0 0 32px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{min-height:46px;border:1px solid var(--line2);padding:0 17px;display:inline-flex;align-items:center;justify-content:space-between;gap:24px;background:transparent;color:var(--text);font:800 11px var(--mono);letter-spacing:.08em;cursor:pointer;transition:transform .15s,border-color .15s,background .15s,color .15s}
.btn:hover{transform:translateY(-1px);border-color:#56616c}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#07090c}
.btn.primary:hover{background:#e3ff78}
.btn.ghost{background:var(--panel)}
.btn.wide{width:100%;margin-top:18px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.trust-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:26px;color:#7f8993;font:600 9px var(--mono);letter-spacing:.07em}

.hero-console{border:1px solid var(--line2);background:linear-gradient(180deg,#0d1116,#090c10);min-height:430px;box-shadow:0 26px 80px rgba(0,0,0,.34);position:relative;overflow:hidden}
.hero-console:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(to bottom,rgba(255,255,255,.018) 0,rgba(255,255,255,.018) 1px,transparent 1px,transparent 4px);pointer-events:none;opacity:.45}
.console-head{height:42px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 14px;font:700 9px var(--mono);letter-spacing:.12em;color:#9ba5ae}
.console-zero{font:900 118px/1 var(--mono);letter-spacing:-.09em;padding:38px 26px 22px;color:var(--text)}
.console-zero span{font-size:20px;letter-spacing:.02em;color:var(--accent);margin-left:9px}
.console-rule{display:grid;grid-template-columns:repeat(8,1fr);gap:5px;padding:0 26px 26px}
.console-rule i{height:4px;background:#25303a}.console-rule i:nth-child(-n+5){background:var(--accent)}
.console-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.console-grid div{padding:15px 18px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.console-grid div:nth-child(2n){border-right:0}.console-grid div:nth-last-child(-n+2){border-bottom:0}
.console-grid span{display:block;font:700 8px var(--mono);letter-spacing:.14em;color:#68737e;margin-bottom:5px}
.console-grid b{font:700 12px var(--mono);letter-spacing:.07em}
.console-log{padding:18px 20px;display:flex;flex-direction:column;gap:5px;color:#79838d;font:500 10px var(--mono)}

.section{padding:76px 0}
.tools-section{background:rgba(8,11,14,.68)}
.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:28px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.section-heading h2,.protocol-grid h2,.article h2{font-size:clamp(34px,5vw,64px);line-height:.9;letter-spacing:-.055em;margin:10px 0 0;font-weight:900}
.section-heading>p{max-width:430px;margin:0;color:var(--muted);font-size:14px}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.tool-card{min-height:230px;padding:18px;display:flex;flex-direction:column;background:rgba(14,18,23,.8);border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .15s,color .15s}
.tool-card:hover{background:var(--accent);color:#07090c}
.tool-card:hover .tool-card-body p,.tool-card:hover .tool-category,.tool-card:hover .tool-status,.tool-card:hover .tool-index{color:#20270c}
.tool-card-top{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;font:700 9px var(--mono);letter-spacing:.1em}
.tool-index{color:#5e6973}.tool-category{color:var(--accent)}.tool-status{color:#86919b;border:1px solid currentColor;padding:3px 5px}
.tool-card-body{margin:auto 0}
.tool-card-body h3{font-size:27px;line-height:1;letter-spacing:-.04em;margin:0 0 10px;font-weight:900;text-transform:uppercase}
.tool-card-body p{margin:0;color:#8d98a2;font-size:13px;max-width:270px}
.tool-card-open{display:flex;justify-content:space-between;align-items:center;border-top:1px solid currentColor;padding-top:13px;font:700 9px var(--mono);letter-spacing:.1em}
.tool-card-open b{font-size:15px}

.protocol-section{border-top:1px solid var(--line);background:#090c10}
.protocol-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}
.protocol-list{border-top:1px solid var(--line)}
.protocol-list>div{display:grid;grid-template-columns:38px 110px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);align-items:start}
.protocol-list span,.protocol-list b{font:700 10px var(--mono);letter-spacing:.12em}.protocol-list span{color:var(--accent)}
.protocol-list p{margin:0;color:var(--muted);font-size:13px}

.page-hero{padding:72px 0 44px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,rgba(var(--accent-rgb),.025),transparent)}
.page-hero h1{font-size:clamp(48px,7vw,92px);line-height:.87;letter-spacing:-.065em;margin:22px 0 18px;font-weight:900;text-transform:uppercase;max-width:980px}
.page-hero h1 span{color:var(--accent)}
.page-hero p{max-width:740px;margin:0;color:#9ba6b0;font-size:16px}
.tool-workspace{padding-top:36px}

.diagnostic-panel,.calculator-card,.content-card{background:linear-gradient(180deg,#0e1217,#0b0f13);border:1px solid var(--line2)}
.diagnostic-panel,.calculator-card{padding:22px}
.panel-bar{height:34px;margin:-22px -22px 22px;padding:0 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#0a0d11;font:700 9px var(--mono);letter-spacing:.11em;color:#85909a}
.panel-bar span:last-child{color:var(--accent)}
.speed-display{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:35px 10px 30px;border-bottom:1px solid var(--line)}
.speed-readout{display:flex;align-items:flex-end;gap:12px}.speed-readout strong{font:900 clamp(76px,12vw,132px)/.8 var(--mono);letter-spacing:-.09em}.speed-readout span{font:700 14px var(--mono);color:var(--accent);padding-bottom:9px}
.speed-phase{margin-top:18px;font:700 9px var(--mono);letter-spacing:.14em;color:#7f8a94}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--line);border-top:1px solid var(--line);margin-top:18px}
.metric-grid.three{grid-template-columns:repeat(3,1fr)}
.metric-grid>div{min-height:105px;padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}
.metric-grid span,.media-results span{font:700 8px var(--mono);letter-spacing:.13em;color:#707b85}
.metric-grid b{font:800 24px var(--mono);letter-spacing:-.04em;margin-top:8px}.metric-grid small{font:600 8px var(--mono);color:#59636d;margin-top:2px}
.ping-bars{height:150px;display:flex;align-items:flex-end;gap:6px;margin:18px 0;padding:16px;border:1px solid var(--line);background:#090c10;position:relative}
.ping-bars:before{content:"LATENCY SAMPLES";position:absolute;top:8px;left:9px;font:700 8px var(--mono);letter-spacing:.12em;color:#56616b}
.ping-bars i{display:block;flex:1;min-width:6px;background:var(--accent);opacity:.9}

.form-grid{display:grid;grid-template-columns:2fr 1fr;gap:12px}.form-grid.transfer-grid{grid-template-columns:2fr 1fr 2fr 1fr}.form-grid.two{grid-template-columns:2fr 1fr}
.calculator-card label{display:flex;flex-direction:column;gap:7px;color:#8b969f;font:700 9px var(--mono);letter-spacing:.09em}
.calculator-card label>span{display:flex;justify-content:space-between;gap:10px}
.calculator-card input,.calculator-card select{width:100%;height:48px;background:#080b0f;border:1px solid var(--line2);border-radius:0;color:var(--text);padding:0 13px;outline:none;font:700 15px var(--mono)}
.calculator-card input:focus,.calculator-card select:focus{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.calculator-card input[type="range"]{height:auto;padding:0;accent-color:var(--accent);border:0;box-shadow:none;background:transparent}
.range-label{margin-top:20px;padding:16px;border:1px solid var(--line);background:#090c10}.range-label b{color:var(--accent)}
.result-stack{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.result-box{min-height:135px;padding:18px;border:1px solid var(--line);background:#090c10;display:flex;flex-direction:column;justify-content:center}
.result-box.primary-result{border-color:#4d5c1e;background:linear-gradient(135deg,rgba(var(--accent-rgb),.08),#0a0e11)}
.result-box span{font:700 8px var(--mono);letter-spacing:.13em;color:#6e7983}
.result-box strong{font:900 clamp(28px,5vw,46px)/1 var(--mono);letter-spacing:-.055em;margin:9px 0 8px;overflow-wrap:anywhere}.result-box small{color:#75808a;font:500 10px var(--mono)}
.conversion-list{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line);margin-top:18px}
.conversion-list>div{min-height:64px;padding:12px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;background:#090c10}
.conversion-list span{font:700 9px var(--mono);letter-spacing:.08em;color:#76818b}.conversion-list b{font:700 13px var(--mono);text-align:right;overflow-wrap:anywhere}

.drop-zone{min-height:240px;border:1px dashed #49535d!important;background:#090c10!important;display:flex!important;align-items:center;justify-content:center;text-align:center;cursor:pointer;padding:32px!important;gap:8px!important}
.drop-zone:hover,.drop-zone.dragging{border-color:var(--accent)!important;background:var(--accent-soft)!important}
.drop-zone input{display:none}.drop-zone .drop-code{color:var(--accent);font-size:9px}.drop-zone b{font:900 26px var(--sans);letter-spacing:-.03em;color:var(--text)}.drop-zone small{font:500 10px var(--mono);color:#6f7982}
.media-results{display:grid;grid-template-columns:1fr 1fr;border-left:1px solid var(--line);border-top:1px solid var(--line);margin-top:18px}
.media-results>div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#090c10}.media-results .wide-result{grid-column:1/-1}
.media-results b{display:block;margin-top:7px;font:700 13px var(--mono);overflow-wrap:anywhere}.media-results .wide-result b{font-size:30px;color:var(--accent)}

.tool-message{margin-top:14px;padding:12px 13px;border:1px solid var(--line);font:600 10px var(--mono);line-height:1.5}.tool-message.error{border-color:rgba(255,109,122,.5);background:var(--danger-soft);color:#ffb6bd}
.fineprint{margin:16px 0 0;color:#69747e;font:500 9px var(--mono);line-height:1.65}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.content-card{padding:20px}.content-card h2{font-size:24px;letter-spacing:-.03em;margin:8px 0 10px}.content-card p{color:var(--muted);font-size:13px;margin:0}

.article{max-width:820px}.article h2{margin:34px 0 14px}.article p{color:#9aa5af;font-size:16px}.article strong{color:var(--text)}
.reference-table{border-top:1px solid var(--line);margin:28px 0}.reference-table>div{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--line);font:700 11px var(--mono)}.reference-table span{color:#77828c}.reference-table b{color:var(--accent)}
.error-code{font:900 150px/1 var(--mono);letter-spacing:-.09em;color:var(--accent);margin-bottom:24px}.center{text-align:center}

.site-footer{border-top:1px solid var(--line);background:#06080a;padding:0 0 22px}
.footer-topline{min-height:44px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;font:700 8px var(--mono);letter-spacing:.12em;color:#66717b}
.footer-topline span:last-child{color:var(--accent)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-top:38px;padding-bottom:38px}.footer-grid>div{display:flex;flex-direction:column;gap:8px}.footer-grid>div>strong{font:700 9px var(--mono);letter-spacing:.14em;color:#7d8892;margin-bottom:5px}.footer-grid>div>a:not(.brand),.footer-grid p{font-size:12px;color:#7e8993;margin:0}.footer-grid>div>a:not(.brand):hover{color:var(--text)}.footer-brand-block p{font:600 10px var(--mono);margin-top:10px}
.footer-bottom{border-top:1px solid var(--line);padding-top:18px;display:flex;justify-content:space-between;gap:20px;font:600 8px var(--mono);letter-spacing:.1em;color:#5f6973}

@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:45px}.hero-console{max-width:640px}.tool-grid{grid-template-columns:repeat(2,1fr)}.protocol-grid{grid-template-columns:1fr;gap:35px}.nav{gap:16px}.form-grid.transfer-grid{grid-template-columns:2fr 1fr}.metric-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .container{width:min(calc(100% - 24px),var(--max))}.nav-wrap{grid-template-columns:1fr auto}.nav{display:none}.system-state{justify-self:end}.hero{padding:58px 0 50px}.hero-copy h1{font-size:clamp(54px,17vw,78px)}.hero-copy>p{font-size:15px}.hero-console{min-height:390px}.console-zero{font-size:92px}.section{padding:54px 0}.section-heading{display:block}.section-heading>p{margin-top:18px}.tool-grid{grid-template-columns:1fr}.protocol-list>div{grid-template-columns:32px 86px 1fr}.page-hero{padding:50px 0 34px}.page-hero h1{font-size:clamp(44px,14vw,66px)}.info-grid,.result-stack{grid-template-columns:1fr}.form-grid,.form-grid.two,.form-grid.transfer-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand-block{grid-column:1/-1}.footer-topline{align-items:flex-start;flex-direction:column;justify-content:center;padding:12px 0}.conversion-list{grid-template-columns:1fr}
}
@media(max-width:480px){
  .form-grid,.form-grid.two,.form-grid.transfer-grid{grid-template-columns:1fr}.metric-grid,.metric-grid.three{grid-template-columns:1fr}.speed-readout strong{font-size:72px}.tool-card{min-height:205px}.protocol-list>div{grid-template-columns:30px 1fr}.protocol-list p{grid-column:2}.hero-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-brand-block{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* v1.2.0 branding modes */
.brand.brand-mark>img{width:34px;height:34px;object-fit:contain;flex:0 0 34px}
.brand.brand-full>img{width:auto;height:38px;max-width:210px;object-fit:contain;object-position:left center}
.footer-brand-block .brand.brand-full>img{height:34px;max-width:190px}
@media(max-width:480px){.brand.brand-full>img{max-width:155px;height:34px}}

/* v1.3.0 monetization + privacy */
.ad-section{padding-top:18px;padding-bottom:18px}.ad-zone{display:none;min-height:92px;border:1px dashed rgba(var(--accent-rgb),.24);background:rgba(8,11,15,.7);padding:12px;display:flex;flex-direction:column;justify-content:center;overflow:hidden}.ad-zone.ad-active{display:flex}.ad-zone .ad-label{display:block;margin-bottom:8px;color:#66717a;font:700 8px var(--mono);letter-spacing:.14em}.ad-zone-home,.ad-zone-tool_top,.ad-zone-tool_bottom{margin:24px 0}.footer-cookie-button{display:block;margin:9px 0 0;padding:0;border:0;background:none;color:inherit;text-align:left;font:inherit;cursor:pointer}.footer-cookie-button:hover{color:var(--accent)}.consent-banner{position:fixed;z-index:1000;left:18px;right:18px;bottom:18px;max-width:1120px;margin:auto;border:1px solid var(--accent);background:#090c10;box-shadow:0 20px 70px rgba(0,0,0,.55);padding:18px;display:flex;align-items:center;justify-content:space-between;gap:24px}.consent-banner[hidden]{display:none}.consent-copy{max-width:720px}.consent-copy>strong{display:block;margin:7px 0 4px;font:900 18px var(--mono);letter-spacing:-.02em}.consent-copy p{margin:0;color:#98a3ad;font-size:13px;line-height:1.55}.consent-copy a{display:inline-block;margin-top:7px;color:var(--accent);font:700 9px var(--mono);letter-spacing:.08em}.consent-actions{display:flex;gap:8px;flex-shrink:0}.consent-actions .btn{min-width:150px}@media(max-width:760px){.consent-banner{align-items:stretch;flex-direction:column}.consent-actions{display:grid;grid-template-columns:1fr 1fr}.consent-actions .btn{min-width:0}}@media(max-width:460px){.consent-actions{grid-template-columns:1fr}}


/* v1.4.0 quality intelligence + featured tools */
.tool-card.featured{background:var(--accent);color:#07090c}
.tool-card.featured .tool-card-body p,.tool-card.featured .tool-category,.tool-card.featured .tool-status,.tool-card.featured .tool-index{color:#20270c}
.tool-card.featured .tool-status{border-color:#20270c}
.quality-summary{margin-top:18px;border:1px solid var(--line2);display:grid;grid-template-columns:220px 1fr;background:#090c10}
.quality-score{padding:18px;display:flex;flex-direction:column;justify-content:center;border-right:1px solid var(--line)}
.quality-score span,.usecase-grid span,.jitter-verdict span{font:700 8px var(--mono);letter-spacing:.13em;color:#6f7a84}
.quality-score strong{font:900 56px/1 var(--mono);letter-spacing:-.06em;color:var(--accent);margin:9px 0 7px}
.quality-score small{font:800 9px var(--mono);letter-spacing:.08em;color:#c5cdd4}
.quality-score.large{border-right:0;min-width:240px}
.quality-score.large strong{font-size:76px}
.usecase-grid{display:grid;grid-template-columns:repeat(2,1fr)}
.usecase-grid>div{padding:16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:92px;display:flex;flex-direction:column;justify-content:center}
.usecase-grid>div:nth-child(2n){border-right:0}.usecase-grid>div:nth-last-child(-n+2){border-bottom:0}
.usecase-grid b{margin-top:8px;font:900 13px var(--mono);letter-spacing:.03em}
.usecase-grid small{margin-top:5px;color:#66717b;font:500 8px var(--mono)}
.quality-hero{display:grid;grid-template-columns:240px 1fr;align-items:center;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(var(--accent-rgb),.06),transparent)}
.quality-gauge{height:16px;border:1px solid var(--line2);background:#070a0d;margin:0 30px;position:relative;overflow:hidden}
.quality-gauge i{display:block;width:0;height:100%;background:var(--accent);transition:width .35s ease}
.quality-usecases{margin-top:18px;border:1px solid var(--line)}
.jitter-verdict{margin-top:18px;padding:16px;border:1px solid var(--line);background:#090c10;display:flex;justify-content:space-between;align-items:center;gap:20px}
.jitter-verdict strong{font:900 16px var(--mono);letter-spacing:.06em;color:var(--accent)}
@media(max-width:720px){.quality-summary{grid-template-columns:1fr}.quality-score{border-right:0;border-bottom:1px solid var(--line)}.quality-hero{grid-template-columns:1fr}.quality-gauge{margin:0 18px 22px}.usecase-grid{grid-template-columns:1fr}.usecase-grid>div{border-right:0}.usecase-grid>div:nth-last-child(-n+2){border-bottom:1px solid var(--line)}.usecase-grid>div:last-child{border-bottom:0}}

/* v1.5.0 brand refresh + result export */
.result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.result-actions .btn{flex:1;min-width:180px}
@media(max-width:520px){.result-actions{display:grid;grid-template-columns:1fr}.result-actions .btn{width:100%}}