:root{
  --bg:#EDF0F2; --surface:#FFFFFF; --surface-2:#F6F8F9; --ink:#172033; --muted:#5B6577; --line:#D5DBE2;
  --green:#0E6B4E; --green-ink:#FFFFFF; --green-soft:#DDEFE7; --amber:#9A6514; --amber-soft:#FAEFD8;
  --red:#A23B3B; --red-soft:#F6E2E2; --paper:#FFFFFF; --paper-ink:#1D2433; --paper-line:#C9CFD6;
  --focus:#2D6CDF; --shadow:0 1px 0 rgba(23,32,51,.06), 0 8px 24px -12px rgba(23,32,51,.18);
  --display:"Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --body:"Public Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r-sm:6px; --r-md:10px; --r-lg:16px; --max:1180px;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]){
  --bg:#0F141B; --surface:#171E28; --surface-2:#1D2531; --ink:#E6EBF1; --muted:#9AA6B6; --line:#2B3544;
  --green:#3FBF8E; --green-ink:#08261B; --green-soft:#173A2E; --amber:#E2B04F; --amber-soft:#3A2E16;
  --red:#E07C7C; --red-soft:#3B2023; --paper:#EEF0F2; --paper-ink:#1D2433; --paper-line:#BCC3CB; --focus:#7FA7F0;
  --shadow:0 1px 0 rgba(0,0,0,.3), 0 10px 30px -14px rgba(0,0,0,.6);
}}
:root[data-theme="dark"]{
  --bg:#0F141B; --surface:#171E28; --surface-2:#1D2531; --ink:#E6EBF1; --muted:#9AA6B6; --line:#2B3544;
  --green:#3FBF8E; --green-ink:#08261B; --green-soft:#173A2E; --amber:#E2B04F; --amber-soft:#3A2E16;
  --red:#E07C7C; --red-soft:#3B2023; --paper:#EEF0F2; --paper-ink:#1D2433; --paper-line:#BCC3CB; --focus:#7FA7F0;
  --shadow:0 1px 0 rgba(0,0,0,.3), 0 10px 30px -14px rgba(0,0,0,.6);
}
*,*::before,*::after{box-sizing:inherit}
html{height:100%;scroll-padding-top:calc(env(safe-area-inset-top,0px) + 72px);-webkit-text-size-adjust:100%}
body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:var(--display);line-height:1.08;letter-spacing:-.015em;margin:0}
h1{font-size:clamp(2.2rem,5.4vw,4.1rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:700}
h3{font-size:1.18rem;font-weight:700}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--surface);padding:8px 12px;z-index:100}
.skip:focus{left:12px}

/* Header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font:800 1.25rem/1 var(--display);letter-spacing:-.02em}
.logo svg{width:28px;height:28px;flex:none}
.nav{display:flex;gap:2px;margin-left:8px}
.nav a{text-decoration:none;padding:8px 11px;border-radius:var(--r-sm);font-weight:500;font-size:.94rem;color:var(--muted)}
.nav a:hover{color:var(--ink);background:var(--surface)}
.nav a[aria-current="page"]{color:var(--ink);background:var(--surface);box-shadow:inset 0 0 0 1px var(--line)}
.bar-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.icon-btn{background:none;border:1px solid var(--line);color:var(--ink);width:38px;height:38px;border-radius:var(--r-sm);display:grid;place-items:center;cursor:pointer}
.icon-btn:hover{background:var(--surface)}
.menu-btn{display:none}
@media (max-width:1100px){
  .nav{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;background:var(--surface);border-bottom:1px solid var(--line);padding:10px 14px 16px;margin:0}
  .nav.open{display:flex}
  .nav a{padding:12px}
  .menu-btn{display:grid}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 .95rem/1 var(--body);padding:12px 18px;border-radius:var(--r-sm);border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background .15s,border-color .15s,transform .05s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--green);color:var(--green-ink)}
.btn-primary:hover{background:color-mix(in srgb,var(--green) 86%,#000)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--surface)}
.btn-sm{padding:8px 12px;font-size:.875rem}
.btn[disabled]{opacity:.55;cursor:not-allowed}

/* Generic */
main{display:block;min-height:70vh}
.section{padding:72px 0}
.section-tight{padding:40px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head p{max-width:56ch;margin-top:10px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md)}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:600;padding:3px 9px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);color:var(--muted);white-space:nowrap}
.chip.v{background:var(--green-soft);color:var(--green);border-color:transparent}
.chip.s{background:var(--amber-soft);color:var(--amber);border-color:transparent}
.chip.m{background:var(--surface-2)}
.up{color:var(--green);font-weight:600}
.down{color:var(--red);font-weight:600}
.num{font-variant-numeric:tabular-nums}
.crumbs{font-size:.86rem;color:var(--muted);padding-top:28px}
.crumbs a{text-decoration:none}.crumbs a:hover{text-decoration:underline}
.prose{max-width:68ch}
.prose p+p{margin-top:14px}
.prose h2{margin:40px 0 14px;font-size:1.6rem}
.prose ul{padding-left:1.2em}
.notice{border:1px dashed var(--line);border-radius:var(--r-md);padding:12px 14px;font-size:.88rem;color:var(--muted);background:var(--surface-2)}
.disclaimer{font-size:.8rem;color:var(--muted)}

/* Hero */
.hero{padding:64px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:start}
.hero h1{max-width:13ch}
.hero .lede{font-size:1.15rem;color:var(--muted);max-width:46ch;margin-top:18px}
.hero-form{margin-top:28px}
.hero-stats{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap}
.hero-stats div{font-size:.86rem;color:var(--muted)}
.hero-stats strong{display:block;font:700 1.35rem/1.2 var(--display);color:var(--ink)}
@media (max-width:920px){.hero-grid{grid-template-columns:1fr}.hero{padding-top:36px}}

/* Idea input */
.idea-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:14px;box-shadow:var(--shadow)}
.idea-box textarea{width:100%;border:0;resize:vertical;min-height:96px;font:400 1.04rem/1.5 var(--body);color:var(--ink);background:transparent;padding:6px 6px}
.idea-box textarea:focus{outline:none}
.idea-box:focus-within{border-color:var(--green)}
.idea-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:12px;margin-top:6px}
.examples{display:flex;gap:6px;flex-wrap:wrap}
.examples button{font:500 .8rem var(--body);background:var(--surface-2);border:1px solid var(--line);color:var(--muted);padding:5px 10px;border-radius:999px;cursor:pointer}
.examples button:hover{color:var(--ink);border-color:var(--muted)}

/* Receipt (the memorable element) */
.receipt{position:relative;background:var(--paper);color:var(--paper-ink);font-family:var(--mono);font-size:.86rem;line-height:1.55;padding:26px 24px 30px;max-width:420px;margin-inline:auto;box-shadow:0 18px 40px -22px rgba(10,20,30,.45);
  --tooth:10px;
  -webkit-mask:conic-gradient(from -45deg at bottom,#0000,#000 1deg 89deg,#0000 90deg) bottom/var(--tooth) 51% repeat-x, conic-gradient(from 135deg at top,#0000,#000 1deg 89deg,#0000 90deg) top/var(--tooth) 51% repeat-x;
          mask:conic-gradient(from -45deg at bottom,#0000,#000 1deg 89deg,#0000 90deg) bottom/var(--tooth) 51% repeat-x, conic-gradient(from 135deg at top,#0000,#000 1deg 89deg,#0000 90deg) top/var(--tooth) 51% repeat-x}
.receipt.wide{max-width:560px}
.r-center{text-align:center}
.r-brand{font-weight:600;letter-spacing:.08em}
.r-rule{border:0;border-top:1px dashed var(--paper-line);margin:12px 0}
.r-row{display:flex;justify-content:space-between;gap:10px}
.r-row span:last-child{text-align:right}
.r-dots{display:flex;gap:8px;align-items:baseline}
.r-dots::after{content:"";order:1;flex:1;border-bottom:1px dotted var(--paper-line);transform:translateY(-4px)}
.r-dots b{order:2;font-weight:600}
.r-total{display:flex;justify-content:space-between;align-items:baseline;font-size:1rem;font-weight:600}
.r-total .big{font:700 2.6rem/1 var(--mono);letter-spacing:-.04em}
.r-verdict{display:inline-block;margin-top:10px;padding:5px 12px;border:2px solid currentColor;border-radius:4px;font-weight:600;letter-spacing:.06em;transform:rotate(-3deg)}
.r-verdict.build{color:#0E6B4E}.r-verdict.refine{color:#9A6514}.r-verdict.pass{color:#A23B3B}
.r-bar{height:6px;background:#E3E7EB;margin-top:3px}
.r-bar i{display:block;height:100%;background:var(--paper-ink)}
.r-barcode{height:38px;margin-top:14px;background:repeating-linear-gradient(90deg,var(--paper-ink) 0 2px,transparent 2px 4px,var(--paper-ink) 4px 5px,transparent 5px 8px,var(--paper-ink) 8px 11px,transparent 11px 12px)}
.printing .r-line{opacity:0;animation:print .28s forwards}
@keyframes print{to{opacity:1}}
@media (prefers-reduced-motion:reduce){.printing .r-line{animation:none;opacity:1}}

/* Score visuals (non-receipt) */
.score{display:inline-grid;place-items:center;width:48px;height:48px;border-radius:50%;font:700 1.05rem/1 var(--display);border:2px solid var(--line);flex:none}
.score.hi{border-color:var(--green);color:var(--green)}
.score.mid{border-color:var(--amber);color:var(--amber)}
.score.lo{border-color:var(--red);color:var(--red)}

/* Lists / tables */
.rank-list{list-style:none;margin:0;padding:0}
.rank-item{display:grid;grid-template-columns:40px 1fr auto;gap:16px;align-items:center;padding:16px 18px;border-top:1px solid var(--line);text-decoration:none;color:inherit}
.rank-item:first-child{border-top:0}
a.rank-item:hover{background:var(--surface-2)}
.rank-n{font:600 .9rem var(--mono);color:var(--muted)}
.rank-title{font-weight:600}
.rank-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px;font-size:.84rem;color:var(--muted);align-items:center}
.rank-right{text-align:right}
.mrr{font:700 1.05rem var(--display)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:640px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top;font-size:.94rem}
thead th{font-size:.84rem;color:var(--muted);font-weight:600;background:var(--surface-2);position:sticky;top:0}
tbody tr:last-child td{border-bottom:0}
th[scope="row"]{font-weight:600;width:22%}
.sortable{cursor:pointer;user-select:none}
.sortable:hover{color:var(--ink)}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;background:var(--surface)}
.seg button{border:0;background:none;color:var(--muted);font:500 .875rem var(--body);padding:8px 12px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
input[type="search"],input[type="text"],input[type="email"],select,textarea.field{width:100%;font:400 .97rem var(--body);color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:11px 12px}
input:focus,select:focus,textarea.field:focus{outline:none;border-color:var(--green)}
label.lbl{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}
.hint{font-size:.82rem;color:var(--muted);margin-top:5px}

/* Grids */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:860px){.grid-2,.grid-3{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px}
a.card{text-decoration:none;display:block;transition:border-color .15s}
a.card:hover{border-color:var(--muted)}

/* Ticker strip */
.ticker{border-block:1px solid var(--line);background:var(--surface);overflow:hidden}
.ticker-track{display:flex;gap:40px;padding:12px 0;width:max-content;animation:tick 60s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker a{text-decoration:none;font-size:.9rem;white-space:nowrap}
@keyframes tick{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker-track{animation:none;flex-wrap:wrap;width:auto;padding-inline:20px}}

/* Lab */
.lab-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:start}
@media (max-width:980px){.lab-grid{grid-template-columns:1fr}}
.form-stack{display:grid;gap:16px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.two{grid-template-columns:1fr}}
.report-side{display:grid;gap:16px;margin-top:22px}
.report-side h3{font-size:1.02rem}
.exp{border-left:3px solid var(--green);padding:2px 0 2px 14px}
.exp+.exp{margin-top:14px}
.risk{display:flex;gap:10px}
.risk+.risk{margin-top:8px}
.risk::before{content:"";flex:none;width:8px;height:8px;border-radius:2px;background:var(--red);margin-top:8px}
.empty{padding:36px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-md);color:var(--muted)}
.thinking{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.86rem}
.pulse{width:9px;height:9px;border-radius:50%;background:var(--green);animation:pulse 1s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:var(--r-sm);font-size:.9rem;z-index:80;opacity:0;transition:opacity .2s;pointer-events:none}
.toast.show{opacity:1}

/* Compare */
.vs-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}
.vs-badge{font:700 .82rem var(--mono);color:var(--muted)}
.win{color:var(--green);font-weight:600}
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:760px){.proscons{grid-template-columns:1fr}}
.proscons ul{margin:10px 0 0;padding-left:1.1em}
.proscons li+li{margin-top:6px}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:500 1.3rem/1 var(--mono);color:var(--muted)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--muted);max-width:70ch}
.cta-band{background:var(--ink);color:var(--bg);border-radius:var(--r-lg);padding:40px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band p{color:color-mix(in srgb,var(--bg) 75%,transparent);margin-top:8px;max-width:52ch}
.cta-band .btn-primary{background:var(--bg);color:var(--ink)}

/* Auth */
.auth{max-width:460px;margin:56px auto;padding:32px}
.auth h1{font-size:2rem}

/* Footer */
.site-footer{border-top:1px solid var(--line);margin-top:80px;padding:48px 0 40px;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot-grid h2{font:600 .9rem var(--body);margin-bottom:10px}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.foot-grid a{text-decoration:none;color:var(--muted)}
.foot-grid a:hover{color:var(--ink)}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
.newsletter{display:flex;gap:8px;margin-top:14px;max-width:380px}