/* ============================================================================
   FitMySim — design system v2 (premium, responsive, accessible)
   Identity: "blueprint / measuring" — fairway green + warm paper, mono for numbers.
   Same class hooks as v1 (all pages keep working). Mobile-first, a11y-first.
   ============================================================================ */

:root{
  /* palette */
  --paper:#f7f5ef; --paper-2:#efece3; --card:#ffffff;
  --ink:#16201b; --ink-soft:#46514a; --ink-faint:#5e665e;
  --line:#ddd8cb; --line-2:#cfc9b9;
  --green:#1e5c3a; --green-2:#2a724a; --green-deep:#0f3526; --green-tint:#eaf3ed;
  --accent:#d98a2b; --accent-ink:#3a2102;
  --good:#2f7d4f; --warn:#b07614; --bad:#b23b2e;
  /* type — fluid */
  --fs-300:.84rem; --fs-400:1rem; --fs-500:1.0625rem;
  --h1:clamp(2.1rem,1.4rem + 3.1vw,3.4rem);
  --h2:clamp(1.45rem,1.15rem + 1.4vw,2.05rem);
  --h3:clamp(1.1rem,1rem + .45vw,1.3rem);
  /* space scale */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:72px;
  --radius:12px; --radius-sm:8px;
  --maxw:1200px; --measure:74ch;
  --shadow-sm:0 1px 2px rgba(16,32,27,.06);
  --shadow:0 6px 24px -16px rgba(15,53,38,.45);
  --shadow-lg:0 24px 60px -34px rgba(15,53,38,.55);
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto} *{animation-duration:.001ms!important;transition-duration:.001ms!important}}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);
  font-size:var(--fs-500);line-height:1.62;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background-image:linear-gradient(var(--paper-2) 1px,transparent 1px),linear-gradient(90deg,var(--paper-2) 1px,transparent 1px);
  background-size:30px 30px;background-position:center top;background-attachment:fixed;
}
::selection{background:var(--green);color:#fff}
img{max-width:100%;height:auto}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:clamp(16px,4vw,24px)}
a{color:var(--green-2);text-underline-offset:2px}
a:hover{color:var(--green)}
:focus-visible{outline:2.5px solid var(--green-2);outline-offset:2px;border-radius:3px}

h1,h2,h3{line-height:1.16;letter-spacing:-.018em;font-weight:780;text-wrap:balance}
h1{font-size:var(--h1);margin:.15em 0 .25em}
h2{font-size:var(--h2);margin:1.7em 0 .5em}
h3{font-size:var(--h3);margin:1.3em 0 .3em}
p{text-wrap:pretty}
.muted{color:var(--ink-soft)} .mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* skip link (add <a class="skip" href="#tool"> in HTML to use) */
.skip{position:absolute;left:-999px;top:0;background:var(--green);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:50}
.skip:focus{left:0}

/* ---------- header / nav ---------- */
header.site{position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line);
  background:rgba(247,245,239,.92);background:color-mix(in srgb,var(--paper) 88%,transparent);
  -webkit-backdrop-filter:saturate(1.1) blur(8px);backdrop-filter:saturate(1.1) blur(8px)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:var(--s3) var(--s4);flex-wrap:wrap;
  max-width:var(--maxw);margin:0 auto;padding:12px clamp(16px,4vw,24px)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:850;color:var(--ink);text-decoration:none;font-size:1.18rem;letter-spacing:-.02em}
.brand .mark{width:28px;height:28px;border:2.5px solid var(--green);border-radius:7px;flex:none;font-size:0;color:transparent;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231e5c3a' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='6'/%3E%3Cpath d='M12 1.5v4M12 18.5v4M1.5 12h4M18.5 12h4'/%3E%3C/svg%3E");
  background-size:17px;background-position:center;background-repeat:no-repeat}
.nav nav{display:flex;align-items:center;gap:var(--s2) var(--s4);flex-wrap:wrap}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1.5px solid var(--line-2);border-radius:10px;background:var(--paper);color:var(--ink);font-size:1.25rem;line-height:1;cursor:pointer;-webkit-tap-highlight-color:transparent}
.nav-toggle:hover{background:var(--paper-2)}
.nav-toggle:focus-visible{outline:2.5px solid var(--green-2);outline-offset:2px}
.nav a.link{position:relative;color:var(--ink-soft);text-decoration:none;font-size:.95rem;font-weight:650}
.nav a.link:hover{color:var(--green)}
.nav a.link::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:2px;background:var(--green);transition:right .22s var(--ease)}
.nav a.link:hover::after{right:0}
.langs{display:inline-flex;gap:1px;border:1px solid var(--line-2);border-radius:8px;overflow:hidden;background:var(--line)}
.langs a{padding:6px 10px;font-family:var(--mono);font-size:.74rem;font-weight:600;color:var(--ink-soft);text-decoration:none;background:var(--paper);transition:background .15s var(--ease),color .15s var(--ease)}
.langs a.on{background:var(--green);color:#fff}
.langs a:hover:not(.on){background:var(--paper-2);color:var(--green)}
@media(max-width:640px){
  .nav{align-items:center}
  .nav-toggle{display:inline-flex}
  .nav nav{display:none;width:100%;flex-direction:column;align-items:flex-start;gap:14px;padding:8px 0 4px}
  .nav nav.open{display:flex;animation:rise .2s var(--ease) both}
  .nav .langs{margin-left:0;margin-top:2px}
}
@media(max-width:560px){
  .nav{padding-block:10px}
  .nav a.link{font-size:.95rem;padding:8px 0}
  .langs a{padding:0 12px;min-height:44px;display:inline-flex;align-items:center;font-size:.74rem}
  .unit-toggle button{padding:11px 16px}
  .field input,.field select{padding:14px;font-size:1.02rem}
  .hero{padding-top:22px}
  .cta{padding:15px 18px;min-height:48px}
}

/* ---------- hero ---------- */
.hero{padding:clamp(36px,6vw,64px) 0 var(--s2)}
.hero .eyebrow{font-family:var(--mono);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600}
.hero h1{max-width:18ch}
.hero p.lead{font-size:clamp(1.08rem,1rem + .5vw,1.28rem);max-width:50ch;color:var(--ink-soft);margin-top:.4em}

/* ---------- configurator ---------- */
.tool{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-lg);margin:var(--s6) 0 var(--s3);overflow:hidden}
.tool-head{background:linear-gradient(135deg,var(--green-deep),#0b2519);color:#eaf3ee;padding:clamp(15px,2.4vw,20px) clamp(16px,3vw,24px);display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.tool-head::before{content:"";width:34px;height:34px;flex:none;border:2px solid rgba(190,220,198,.5);border-radius:9px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23bcdcc6' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='6'/%3E%3Cpath d='M12 1.5v4M12 18.5v4M1.5 12h4M18.5 12h4'/%3E%3C/svg%3E") center/19px no-repeat}
.tool-head strong{font-size:1.12rem;letter-spacing:-.01em}
.tool-head .mono{color:#93c2a4;font-size:.75rem;flex-basis:100%;padding-left:46px;margin-top:-2px}
.tool-body{padding:clamp(16px,3vw,24px)}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s4) var(--s5)}
@media(max-width:600px){.grid{grid-template-columns:1fr;gap:var(--s4)}}
.field label{display:block;font-weight:650;font-size:.93rem;margin-bottom:6px}
.field .hint{font-weight:400;color:var(--ink-faint);font-size:.82rem}
.field input,.field select{width:100%;padding:13px 14px;border:1.5px solid var(--line-2);border-radius:10px;
  font-size:1rem;font-family:var(--mono);background:var(--paper);color:var(--ink);transition:border-color .15s var(--ease),box-shadow .15s var(--ease)}
.field input:hover,.field select:hover{border-color:var(--ink-faint)}
.field input:focus,.field select:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px var(--green-tint)}
.field select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2346514a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;padding-right:34px}
.row-inline{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.unit-toggle{display:inline-flex;border:1.5px solid var(--line-2);border-radius:var(--radius-sm);overflow:hidden}
.unit-toggle button{border:0;background:var(--paper);padding:9px 16px;font-family:var(--mono);font-weight:600;cursor:pointer;color:var(--ink-soft);transition:background .15s var(--ease),color .15s var(--ease);-webkit-tap-highlight-color:transparent}
.unit-toggle button.on{background:var(--green);color:#fff}
.unit-toggle button:not(.on):hover{background:var(--paper-2)}

.cta{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(180deg,#e0942f,#d4831f);color:var(--accent-ink);
  border:0;border-radius:10px;padding:13px 22px;font-size:1.02rem;font-weight:760;cursor:pointer;text-decoration:none;-webkit-tap-highlight-color:transparent;
  box-shadow:0 2px 0 rgba(0,0,0,.05),var(--shadow-sm);transition:transform .12s var(--ease),filter .15s var(--ease),box-shadow .15s var(--ease)}
.cta:hover{filter:brightness(1.04);box-shadow:var(--shadow);transform:translateY(-1px)}
.cta:active{transform:translateY(0)}
.cta.full{width:100%}
#calcBtn{font-size:1.06rem;padding:15px 22px}
#calcBtn::after{content:"→";font-weight:800;font-family:var(--mono)}
.btn-secondary{display:inline-block;background:transparent;border:1.5px solid var(--green);color:var(--green);border-radius:10px;padding:11px 20px;font-weight:700;text-decoration:none;transition:background .15s var(--ease)}
.btn-secondary:hover{background:var(--green-tint)}

/* ---------- results ---------- */
.results{margin-top:var(--s2)}
.results:focus{outline:none}
.verdict{position:relative;border-radius:14px;padding:clamp(18px,3vw,26px);border:1px solid var(--line);border-left:6px solid var(--line-2);margin-bottom:var(--s5);box-shadow:var(--shadow-sm);animation:rise .4s var(--ease) both}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.verdict.good{background:linear-gradient(180deg,#eef6f0,#fff);border-left-color:var(--good)}
.verdict.warn{background:linear-gradient(180deg,#fdf6e7,#fff);border-left-color:var(--warn)}
.verdict.bad{background:linear-gradient(180deg,#fbeae7,#fff);border-left-color:var(--bad)}
.verdict .tag{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-weight:700;font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:999px;background:#fff;border:1px solid currentColor}
.verdict .tag::before{font-weight:800;line-height:1}
.verdict.good .tag{color:var(--good)} .verdict.good .tag::before{content:"\2713"}
.verdict.warn .tag{color:var(--warn)} .verdict.warn .tag::before{content:"\0021"}
.verdict.bad .tag{color:var(--bad)} .verdict.bad .tag::before{content:"\2715"}
.verdict h3{margin:.5em 0 .4em;font-size:clamp(1.3rem,1.1rem + 1vw,1.65rem);letter-spacing:-.02em}
.checks{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s3);margin:var(--s4) 0}
@media(max-width:540px){.checks{grid-template-columns:1fr}}
.check{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px 14px 19px;position:relative;overflow:hidden}
.check::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--line-2)}
.check.good::before{background:var(--good)} .check.warn::before{background:var(--warn)} .check.bad::before{background:var(--bad)}
.check .k{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-faint)}
.check .v{font-weight:700;font-size:1.3rem;display:flex;align-items:center;gap:8px;margin-top:4px;font-family:var(--mono);letter-spacing:-.01em}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;flex:none}
.dot.good{background:var(--good)} .dot.warn{background:var(--warn)} .dot.bad{background:var(--bad)}

/* recommendation cards */
.builds{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4);margin-top:var(--s2)}
@media(max-width:900px){.builds{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.builds{grid-template-columns:1fr}}
.build{border:1px solid var(--line);border-radius:16px;background:var(--card);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .22s var(--ease),transform .22s var(--ease)}
.build:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}
.build.featured{border:2px solid var(--green);box-shadow:var(--shadow);position:relative}
.build.featured .top{background:var(--green-tint)}
.build .top{padding:16px 18px;border-bottom:1px solid var(--line)}
.build .pill{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-weight:700}
.build.featured .pill{color:var(--green)}
.build .price{font-family:var(--mono);font-weight:800;font-size:1.4rem;margin-top:3px;letter-spacing:-.02em}
.build ul{list-style:none;margin:0;padding:16px 18px;flex:1}
.build ul li{padding:6px 0 6px 26px;position:relative;font-size:.93rem}
.build ul li::before{content:"\2713";position:absolute;left:4px;top:5px;color:var(--green);font-weight:800;font-size:.95em}
.build .foot{padding:0 18px 18px;display:flex;flex-direction:column;gap:8px}
.build .foot .cta{width:100%}
.disclosure-inline{font-size:.82rem;color:var(--ink-soft);background:var(--paper-2);border:1px dashed var(--line-2);border-radius:var(--radius-sm);padding:11px 13px;margin:var(--s4) 0}

/* ---------- content (framed document card) ---------- */
.content{max-width:58rem;margin:var(--s6) auto var(--s7);background:var(--card);border:1px solid var(--line);
  border-radius:18px;padding:clamp(22px,4.5vw,56px);box-shadow:0 14px 46px -30px rgba(15,53,38,.5)}
.content > :first-child{margin-top:0}
.content .lead{font-size:clamp(1.05rem,1rem + .4vw,1.2rem);color:var(--ink-soft)}
.content p,.content li{font-size:var(--fs-500)}
.content h2{scroll-margin-top:84px}
.tool,.results,[id]{scroll-margin-top:84px}
.faq dt{font-weight:700;margin-top:18px}
.faq dd{margin:4px 0 0;color:var(--ink-soft)}
.eyebrow{font-family:var(--mono);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600}
table.cmp{width:100%;border-collapse:collapse;margin:22px 0;font-size:.95rem}
table.cmp th,table.cmp td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
table.cmp th{background:var(--green-deep);color:#eaf3ee;font-weight:600;white-space:nowrap}
table.cmp tbody tr:nth-child(even) td,table.cmp tr:nth-child(even) td{background:#faf8f2}
@media(max-width:640px){table.cmp{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);background:var(--paper-2);margin-top:var(--s7)}
footer .wrap{padding:var(--s6) clamp(16px,4vw,24px) var(--s5);display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s5)}
@media(max-width:680px){footer .wrap{grid-template-columns:1fr 1fr}}
@media(max-width:420px){footer .wrap{grid-template-columns:1fr}}
footer a{color:var(--ink-soft);text-decoration:none;display:block;margin:5px 0;font-size:.92rem}
footer a:hover{color:var(--green)}
footer .col h4{font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;color:var(--ink);margin:0 0 8px}
.fineprint{font-size:.8rem;color:var(--ink-faint);border-top:1px solid var(--line);padding:14px clamp(16px,4vw,24px);max-width:var(--maxw);margin:0 auto}
.hidden{display:none}

@media print{header.site,footer.site,.cta,.langs{display:none}body{background:#fff}}