/* Qualitronyx — "industrial / inspection" design system.
   Recolor: change --accent. Fonts: Space Grotesk (display), IBM Plex Sans (body), IBM Plex Mono (labels/IDs). */
:root{
  --ink:#0d0f13;
  --ink-2:#15181f;
  --ink-3:#1d212a;
  --paper:#f4f1ea;
  --paper-2:#eae6dc;
  --accent:#3f9d5a;          /* inspection green — identity, badges, states */
  --accent-press:#34874b;
  --cta:#e0a82e;             /* amber — action buttons (warmer = better CTA) */
  --cta-press:#c8901c;
  --stamp:#1f9d4d;
  --muted:#5b6472;
  --muted-light:rgba(244,241,234,.62);
  --line:#d8d2c6;
  --line-dark:rgba(244,241,234,.14);
  --maxw:1120px;
  --r:7px;
  --f-disp:"Space Grotesk",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:660px;margin:0 auto}
.tcenter{text-align:center}
a{color:inherit;text-decoration:none}
.hidden{position:absolute;left:-9999px}
h1,h2,h3{font-family:var(--f-disp);font-weight:700;letter-spacing:-.02em;line-height:1.05;margin:0}

/* labels / eyebrows / mono */
.tag{font-family:var(--f-mono);font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}
.tag--center{text-align:center}
.tag--accent{color:var(--ink);background:var(--accent);padding:2px 7px;border-radius:3px}
.section--ink .tag{color:var(--muted-light)}
.mono{font-family:var(--f-mono)}

/* buttons — sharp, industrial */
.btn{display:inline-block;font-family:var(--f-body);font-weight:600;font-size:.95rem;padding:12px 20px;border-radius:var(--r);border:1.5px solid transparent;cursor:pointer;transition:.14s;line-height:1}
.btn--sm{padding:9px 15px;font-size:.88rem}
.btn--lg{padding:15px 26px;font-size:1.02rem}
.btn--block{display:block;width:100%;text-align:center}
.btn--accent{background:var(--cta);color:var(--ink);border-color:var(--cta)}
.btn--accent:hover{background:var(--cta-press);border-color:var(--cta-press);transform:translateY(-1px)}
.btn--line{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--line:hover{background:var(--ink);color:var(--paper)}
.hero .btn--line,.section--ink .btn--line{border-color:var(--line-dark);color:var(--paper)}
.hero .btn--line:hover,.section--ink .btn--line:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}

/* logo */
.logo{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-disp);font-weight:500;letter-spacing:.16em;font-size:.95rem;color:var(--ink)}
.logo b{font-weight:700}
.logo--light{color:var(--paper)}
.logo__mark{width:18px;height:18px;background:var(--accent);border-radius:5px;position:relative;flex:0 0 18px}
.logo__mark::after{content:"";position:absolute;inset:5px;border:2px solid var(--ink);border-radius:50%;border-right-color:transparent}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(13,15,19,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line-dark)}
.nav .logo{color:var(--paper)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.nav__links{display:flex;align-items:center;gap:26px}
.nav__links a{font-size:.92rem;color:var(--muted-light)}
.nav__links a:hover{color:var(--paper)}
@media(max-width:680px){.nav__links a:not(.btn){display:none}}

/* hero */
.hero{position:relative;background:var(--ink);color:var(--paper);overflow:hidden;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:46px 46px}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;padding:78px 24px 60px}
.hero h1{font-size:clamp(2.3rem,5.2vw,3.7rem);margin:6px 0 0}
.hero .lede{color:var(--muted-light);font-size:1.12rem;max-width:30em;margin:22px 0 30px}
.hero__cta{display:flex;gap:13px;flex-wrap:wrap}
.hero__meta{margin-top:22px;font-family:var(--f-mono);font-size:.78rem;letter-spacing:.04em;color:var(--muted-light)}
.hero__meta span{color:var(--accent)}
.hero__rule{border-top:1px solid var(--line-dark);display:flex;gap:34px;flex-wrap:wrap;justify-content:space-between;max-width:var(--maxw);margin:0 auto;padding:14px 24px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.16em;color:var(--muted-light);text-transform:uppercase}
@media(max-width:860px){.hero__grid{grid-template-columns:1fr;gap:40px;padding:56px 24px 44px}}

/* product mockup */
.mock{background:#fbfaf7;color:var(--ink);border-radius:11px;border:1px solid #cfc9bc;box-shadow:0 26px 60px rgba(0,0,0,.45),0 0 0 1px rgba(63,157,90,.22);position:relative}
.mock__bar{display:flex;align-items:center;gap:7px;padding:11px 14px;border-bottom:1px solid var(--line);background:var(--paper-2);border-radius:11px 11px 0 0}
.mock__bar i{width:10px;height:10px;border-radius:50%;background:#cdc6b8}
.mock__bar span{font-family:var(--f-mono);font-size:.72rem;color:var(--muted);margin-left:8px}
.mock__body{padding:20px 20px 16px;position:relative}
.mock__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.mock__id{font-family:var(--f-mono);font-weight:600;font-size:1.05rem}
.pill{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;background:var(--ink);color:var(--accent);padding:4px 9px;border-radius:4px}
.mock__row{display:grid;grid-template-columns:96px 1fr;gap:10px;padding:9px 0;border-top:1px dashed var(--line);font-size:.9rem}
.mock__row span{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.08em;color:var(--muted);padding-top:2px}
.mock__row b{font-weight:600}
.mock__foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;padding-top:13px;border-top:1px solid var(--line);font-family:var(--f-mono);font-size:.72rem;color:var(--muted)}
.mock__btn{background:var(--ink);color:var(--paper);padding:6px 11px;border-radius:5px;font-size:.72rem}
.stamp{position:absolute;right:14px;bottom:54px;font-family:var(--f-disp);font-weight:700;font-size:1.5rem;letter-spacing:.06em;color:var(--stamp);border:3px solid var(--stamp);border-radius:8px;padding:3px 12px;transform:rotate(-11deg);opacity:.82;box-shadow:inset 0 0 0 1px rgba(31,157,77,.25)}

/* stat band */
.band{background:var(--accent);color:var(--ink)}
.band__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:30px 24px 14px}
.band__src{max-width:var(--maxw);margin:0 auto;padding:0 24px 26px;text-align:center;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.04em;color:#123a22}
.band__src a{color:#0d2616;text-decoration:underline}
.band__grid>div{display:flex;flex-direction:column;gap:3px}
.stat{font-family:var(--f-disp);font-weight:700;font-size:2.6rem;line-height:1}
.stat__l{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;color:#123a22}
@media(max-width:680px){.band__grid{grid-template-columns:repeat(2,1fr);gap:24px}}

/* standards strip */
.stds{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0}
.stds__lead{text-align:center;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}
.stds__row{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.stds__row li{display:flex;flex-direction:column;align-items:center;gap:3px;border:1px solid var(--line);border-radius:10px;padding:12px 22px;min-width:118px;background:#fff}
.stds__row li b{font-family:var(--f-disp);font-weight:700;font-size:1.05rem;color:var(--ink)}
.stds__row li span{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* footer nav links */
.footnav a{color:var(--muted-light);margin-right:16px}
.footnav a:hover{color:var(--paper)}

/* sections */
.section{padding:82px 0}
.section--ink{background:var(--ink);color:var(--paper);
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:46px 46px}
.section--paper2{background:var(--paper-2)}
.h2{font-size:clamp(1.7rem,3.4vw,2.5rem);text-align:center;max-width:18ch;margin:0 auto}
.h2--light{color:var(--paper)}
.sub{text-align:center;color:var(--muted);max-width:54ch;margin:16px auto 46px;font-size:1.08rem}
.sub--light{color:var(--muted-light)}

/* spec sheet (replaces emoji cards) */
.specs{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--paper)}
.spec{padding:28px 24px;border-right:1px solid var(--line);transition:.15s;border-top:3px solid transparent}
.spec:last-child{border-right:none}
.spec:hover{border-top-color:var(--accent);background:#fbfaf5}
.spec__n{font-family:var(--f-mono);font-size:.8rem;color:var(--accent-press);background:var(--ink);padding:2px 7px;border-radius:3px}
.spec h3{font-size:1.12rem;margin:16px 0 9px}
.spec p{margin:0;color:var(--muted);font-size:.94rem}
@media(max-width:820px){.specs{grid-template-columns:repeat(2,1fr)}.spec:nth-child(2){border-right:none}.spec:nth-child(1),.spec:nth-child(2){border-bottom:1px solid var(--line)}}
@media(max-width:480px){.specs{grid-template-columns:1fr}.spec{border-right:none;border-bottom:1px solid var(--line)}}

/* pipeline / how it works */
.pipe{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:none;border-top:1px solid var(--line-dark)}
.pipe li{padding:26px 18px 8px;border-right:1px solid var(--line-dark);position:relative}
.pipe li:last-child{border-right:none}
.pipe__n{font-family:var(--f-mono);font-size:.78rem;color:var(--ink);background:var(--accent);padding:3px 8px;border-radius:3px}
.pipe h3{font-size:1.08rem;color:var(--paper);margin:14px 0 8px}
.pipe p{margin:0;color:var(--muted-light);font-size:.9rem}
@media(max-width:860px){.pipe{grid-template-columns:1fr;border-top:none}.pipe li{border-right:none;border-top:1px solid var(--line-dark);padding:22px 0}}

/* comparison */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare__col{border:1px solid var(--line);border-radius:10px;padding:30px 28px;background:var(--paper)}
.compare__col--us{background:var(--ink);color:var(--paper);border-color:var(--ink);box-shadow:0 0 0 3px rgba(63,157,90,.45)}
.compare__col--us .tag{color:var(--ink)}
.xlist,.tlist{list-style:none;padding:0;margin:0}
.xlist li,.tlist li{padding:11px 0 11px 30px;position:relative;border-bottom:1px solid var(--line)}
.compare__col--us .tlist li{border-bottom-color:var(--line-dark)}
.xlist li:last-child,.tlist li:last-child{border-bottom:none}
.xlist li::before{content:"✕";position:absolute;left:0;color:#b4451f;font-weight:700}
.tlist li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
@media(max-width:720px){.compare{grid-template-columns:1fr}}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:start}
.plan{background:var(--paper);border:1px solid var(--line);border-radius:11px;padding:30px 26px;display:flex;flex-direction:column;position:relative}
.plan--featured{background:var(--ink);color:var(--paper);border-color:var(--ink);box-shadow:0 18px 44px rgba(0,0,0,.18)}
.plan__badge{position:absolute;top:-11px;left:26px;background:var(--accent);color:var(--ink);font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;padding:4px 10px;border-radius:4px}
.plan h3{font-size:1.2rem;margin-bottom:6px}
.plan__price{font-family:var(--f-disp);font-weight:700;font-size:2.6rem;line-height:1;margin:6px 0}
.plan__price .mono{font-size:1.3rem;color:var(--accent-press);vertical-align:top}
.plan--featured .plan__price .mono{color:var(--accent)}
.plan__per{font-family:var(--f-body);font-size:.95rem;font-weight:500;color:var(--muted)}
.plan--featured .plan__per{color:var(--muted-light)}
.plan__for{color:var(--muted);font-size:.86rem;margin:0 0 18px}
.plan--featured .plan__for{color:var(--muted-light)}
.plan ul{list-style:none;padding:0;margin:0 0 22px;flex:1}
.plan li{padding:8px 0 8px 24px;position:relative;font-size:.93rem;border-bottom:1px solid var(--line)}
.plan--featured li{border-bottom-color:var(--line-dark)}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--accent-press);font-weight:700}
.plan--featured li::before{color:var(--accent)}
.freenote{text-align:center;margin-top:28px;color:var(--muted)}
.freenote a{border-bottom:2px solid var(--accent)}
@media(max-width:820px){.plans{grid-template-columns:1fr;max-width:420px;margin:0 auto}}

/* forms */
.form{max-width:560px;margin:0 auto}
.form--inline{display:flex;gap:10px}
.form__row{display:flex;gap:10px;margin-bottom:12px}
@media(max-width:560px){.form--inline,.form__row{flex-direction:column}}
.form input,.form select{flex:1;width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:var(--r);font-size:1rem;font-family:var(--f-body);background:#fff;color:var(--ink)}
.section--ink .form input,.section--ink .form select{background:var(--ink-2);border-color:var(--line-dark);color:var(--paper)}
.section--ink .form input::placeholder,.section--ink .form select{color:var(--muted-light)}
.form input:focus,.form select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(63,157,90,.3)}
.formnote{text-align:center;color:var(--muted);font-size:.84rem;margin-top:12px}
.section--ink .formnote{color:var(--muted-light)}

/* faq */
details{border:1px solid var(--line);border-radius:8px;padding:15px 18px;margin-bottom:10px;background:var(--paper)}
details summary{font-family:var(--f-disp);font-weight:600;cursor:pointer;list-style:none}
details summary::-webkit-details-marker{display:none}
details summary::before{content:"+ ";font-family:var(--f-mono);color:var(--accent-press)}
details[open] summary::before{content:"– "}
details p{color:var(--muted);margin:.6em 0 0}

/* footer */
.footer{background:var(--ink);color:var(--paper);padding:32px 0;border-top:1px solid var(--line-dark)}
.footer__inner{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}
.footer__copy{font-family:var(--f-mono);font-size:.74rem;color:var(--muted-light)}

/* ---- article / guides prose ---- */
.crumbs{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.08em;color:var(--muted);padding:20px 24px 0;text-transform:uppercase}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--accent-press)}
.article{padding:34px 24px 16px}
.article h1{font-size:clamp(1.9rem,4vw,2.7rem);margin:6px 0 14px}
.article h2{font-size:1.5rem;margin:40px 0 12px}
.article h3{font-size:1.16rem;margin:26px 0 8px}
.article p{margin:0 0 16px;color:#2b2f37;font-size:1.05rem}
.article ul,.article ol{margin:0 0 18px}
.article ul{list-style:none;padding-left:0}
.article ul li{position:relative;padding:8px 0 8px 24px;border-bottom:1px solid var(--line)}
.article ul li::before{content:"▪";position:absolute;left:3px;color:var(--accent)}
.article ol{padding-left:22px}
.article ol li{padding:8px 0;border-bottom:1px solid var(--line)}
.article a{color:var(--accent-press);border-bottom:1px solid rgba(63,157,90,.4)}
.article a:hover{border-bottom-color:var(--accent-press)}
.article strong{font-weight:600;color:var(--ink)}
.article em{color:var(--muted)}
.article code{font-family:var(--f-mono);font-size:.88em;background:var(--paper-2);padding:1px 6px;border-radius:4px}
.article blockquote{margin:22px 0;padding:14px 18px;border-left:3px solid var(--accent);background:var(--paper-2);border-radius:0 8px 8px 0;color:var(--muted);font-size:.96rem}
.article hr{border:none;border-top:1px solid var(--line);margin:34px 0}
.guide-cta{background:var(--ink);color:var(--paper);border-radius:12px;padding:30px}
.guide-cta .form input{background:var(--ink-2);border-color:var(--line-dark);color:var(--paper)}
.guide-cta .form input::placeholder{color:var(--muted-light)}
.ghub{display:grid;gap:16px;max-width:760px;margin:0 auto}
.ghub a{display:block;border:1px solid var(--line);border-radius:10px;padding:22px 24px;background:var(--paper);transition:.15s}
.ghub a:hover{border-color:var(--accent);background:#fbfaf5}
.ghub h3{font-size:1.14rem;margin:0 0 6px}
.ghub p{margin:0;color:var(--muted);font-size:.95rem}

/* cookie consent banner — high-visibility */
.cc{position:fixed;left:16px;right:16px;bottom:16px;z-index:60;max-width:780px;margin:0 auto;background:#411c7d;color:#fff;border:1px solid rgba(255,255,255,.16);border-top:4px solid var(--cta);border-radius:14px;padding:18px 22px;display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap;box-shadow:0 18px 50px rgba(36,12,74,.5);animation:ccUp .35s ease}
@keyframes ccUp{from{transform:translateY(120%);opacity:0}to{transform:translateY(0);opacity:1}}
.cc[hidden]{display:none}
.cc__t{margin:0;font-size:.95rem;color:#f1ebfb;flex:1;min-width:240px;line-height:1.5}
.cc__t a{color:#fff;text-decoration:underline}
.cc__b{display:flex;gap:10px;flex-shrink:0}
.cc .btn--line{border-color:rgba(255,255,255,.55);color:#fff}
.cc .btn--line:hover{background:#fff;color:#411c7d;border-color:#fff}
.cc-link{background:none;border:none;color:inherit;font:inherit;cursor:pointer;padding:0;text-decoration:underline}