/* ==========================================================================
   Gajanan Engineers — "Engineering Paper" design system
   Industrial precision: blueprint paper, graphite ink, weld-orange signal,
   ultrasonic teal. Sharp corners, hard shadows, monospace annotations.
   ========================================================================== */

/* --- Tokens --------------------------------------------------------------- */
:root{
  --paper:#F3F1EC;
  --paper-2:#EAE6DD;
  --paper-3:#FCFBF8;
  --ink:#14181B;
  --ink-2:#3B4247;
  --ink-3:#737B80;
  --rule:#D6D1C6;
  --rule-2:#C2BCAE;

  --signal:#DD4A15;          /* weld / heat */
  --signal-2:#FF7A3D;
  --signal-soft:#FBE7DD;
  --wave:#0E7A85;            /* ultrasonic / cool */
  --wave-2:#17A3B0;
  --wave-soft:#DDEFF0;

  --steel:#15191C;           /* inverted sections */
  --steel-2:#1F252A;
  --steel-rule:#333B41;

  --font-display:"Bricolage Grotesque","Trebuchet MS",sans-serif;
  --font-body:"Instrument Sans","Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,"Cascadia Mono",monospace;

  --wrap:1200px;
  --gut:clamp(1.25rem,4vw,3rem);
  --sp:clamp(4rem,9vw,7.5rem);

  --shadow-hard:4px 4px 0 var(--ink);
  --shadow-hard-sm:3px 3px 0 var(--ink);
  --ease:cubic-bezier(.2,.8,.2,1);
}

/* --- Reset ---------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5.5rem}
img,svg,iframe{display:block;max-width:100%}
img{height:auto}
button,input,select,textarea{font:inherit;color:inherit}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
:focus-visible{outline:3px solid var(--signal);outline-offset:3px}

body{
  font-family:var(--font-body);
  font-size:clamp(1rem,.3vw + .95rem,1.075rem);
  line-height:1.65;
  color:var(--ink);
  background:var(--paper);
  overflow-x:hidden;
  /* blueprint grid + soft radial warmth */
  background-image:
    radial-gradient(120% 80% at 85% -10%, rgba(23,163,176,.10), transparent 60%),
    radial-gradient(90% 60% at -5% 5%, rgba(221,74,21,.07), transparent 55%),
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size:auto,auto,44px 44px,44px 44px;
  background-position:0 0,0 0,-1px -1px,-1px -1px;
  background-attachment:fixed,fixed,scroll,scroll;
}
/* film grain */
body::after{
  content:"";position:fixed;inset:0;z-index:9;pointer-events:none;opacity:.28;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
  mix-blend-mode:multiply;
}

/* --- Typography ----------------------------------------------------------- */
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:700;
  line-height:.98;
  letter-spacing:-.025em;
  text-wrap:balance;
}
h1{font-size:clamp(2.6rem,7.2vw,5.4rem)}
h2{font-size:clamp(2rem,4.6vw,3.5rem)}
h3{font-size:clamp(1.2rem,1.8vw,1.5rem);line-height:1.1}
h4{font-size:1.0625rem;line-height:1.2}
p{text-wrap:pretty;max-width:68ch}
strong{font-weight:600}

.kicker{
  font-family:var(--font-mono);
  font-size:.6875rem;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--signal);
  display:flex;align-items:center;gap:.6rem;
}
.kicker::before{content:"";width:2rem;height:1px;background:var(--signal);flex:none}
.kicker--wave{color:var(--wave)}
.kicker--wave::before{background:var(--wave)}
.kicker--light{color:var(--signal-2)}
.kicker--light::before{background:var(--signal-2)}

.mono{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.04em}
.lede{font-size:clamp(1.075rem,.5vw + 1rem,1.3rem);color:var(--ink-2);line-height:1.6}
.muted{color:var(--ink-3)}

/* --- Layout --------------------------------------------------------------- */
.wrap{width:min(var(--wrap),100% - var(--gut)*2);margin-inline:auto}
.section{padding-block:var(--sp);position:relative}
.section--tight{padding-block:clamp(2.75rem,6vw,4.5rem)}
.section--paper{background:var(--paper-3);border-block:1px solid var(--rule)}
.section--ink{background:var(--steel);color:#E9E6E0;border-block:1px solid var(--steel-rule)}
.section--ink h2,.section--ink h3{color:#FBFAF8}
.section--ink p{color:#B4B9BD}
.section-head{display:grid;gap:1.1rem;margin-bottom:clamp(2.25rem,4vw,3.5rem);max-width:60rem}
.section-head p{color:var(--ink-2)}
.section--ink .section-head p{color:#A9AFB4}

/* crop marks — engineering-drawing corner ticks */
.crop{position:relative}
.crop::before,.crop::after{
  content:"";position:absolute;width:14px;height:14px;pointer-events:none;
  border-color:var(--rule-2);border-style:solid;
}
.crop::before{top:-1px;left:-1px;border-width:1px 0 0 1px}
.crop::after{bottom:-1px;right:-1px;border-width:0 1px 1px 0}

/* --- Buttons -------------------------------------------------------------- */
.btn{
  --bg:var(--ink);--fg:var(--paper-3);--bd:var(--ink);
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.85rem 1.35rem;
  background:var(--bg);color:var(--fg);border:2px solid var(--bd);
  font-family:var(--font-mono);font-size:.75rem;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;
  cursor:pointer;
  box-shadow:var(--shadow-hard-sm);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:5px 5px 0 var(--ink)}
.btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}
.btn svg{width:1.05em;height:1.05em;flex:none}
.btn--wa{--bg:#1FA855;--bd:#14181B;--fg:#fff}
.btn--signal{--bg:var(--signal);--bd:var(--ink);--fg:#fff}
.btn--ghost{--bg:transparent;--fg:var(--ink);--bd:var(--ink)}
.btn--ghost:hover{--bg:var(--ink);--fg:var(--paper-3)}
.btn--sm{padding:.6rem 1rem;font-size:.68rem}
.btn-row{display:flex;flex-wrap:wrap;gap:.85rem}
.section--ink .btn--ghost{--fg:#F2EFE9;--bd:#5B646B;box-shadow:3px 3px 0 #000}
.section--ink .btn--ghost:hover{--bg:#F2EFE9;--fg:var(--steel)}

/* --- Header --------------------------------------------------------------- */
.topbar{
  background:var(--steel);color:#9AA1A6;
  font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;
  border-bottom:1px solid var(--steel-rule);
}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;justify-content:space-between;padding-block:.55rem}
.topbar b{color:#F0EDE7;font-weight:500}
.topbar .dot{color:var(--wave-2)}

.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(243,241,236,.88);
  backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid var(--rule);
}
.site-head .wrap{display:flex;align-items:center;gap:1.5rem;padding-block:.7rem}
.brand{display:flex;align-items:center;gap:.7rem;margin-right:auto}
.brand__mark{width:40px;height:40px;flex:none}
.brand__name{font-family:var(--font-display);font-weight:800;font-size:1.1rem;letter-spacing:-.03em;line-height:1}
.brand__sub{font-family:var(--font-mono);font-size:.58rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-top:.22rem}

.nav{display:flex;align-items:center;gap:.35rem}
.nav a{
  font-family:var(--font-mono);font-size:.72rem;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;
  padding:.55rem .7rem;position:relative;color:var(--ink-2);
  transition:color .16s var(--ease);
}
.nav a:hover{color:var(--ink)}
.nav a::after{
  content:"";position:absolute;left:.7rem;right:.7rem;bottom:.3rem;height:2px;
  background:var(--signal);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a[aria-current="page"]{color:var(--ink)}
.head-cta{display:flex;align-items:center;gap:.6rem}

.burger{display:none;width:44px;height:40px;background:none;border:2px solid var(--ink);cursor:pointer;place-items:center}
.burger span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.burger span::before{top:-6px}.burger span::after{top:6px}

/* --- Hero ----------------------------------------------------------------- */
.hero{position:relative;padding-block:clamp(3.5rem,7vw,6.5rem) clamp(3rem,6vw,5rem);overflow:hidden}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(2rem,4vw,4rem);align-items:center}
.hero__eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  border:1px solid var(--rule-2);background:var(--paper-3);
  padding:.4rem .75rem;
  font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2);
}
.hero__eyebrow b{color:var(--signal);font-weight:600}
.hero h1{margin-block:1.25rem .35rem}
.hero h1 em{
  font-style:normal;position:relative;color:var(--signal);
  white-space:nowrap;
}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:-.06em;height:.09em;
  background:var(--signal);opacity:.28;
}
.hero__lede{margin-top:1.4rem;max-width:46ch}
.hero .btn-row{margin-top:2rem}

.hero__specs{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(7.5rem,1fr));
  gap:0;margin-top:2.75rem;border:1px solid var(--rule-2);background:var(--paper-3);
}
.hero__specs div{padding:.9rem 1rem;border-right:1px solid var(--rule)}
.hero__specs div:last-child{border-right:0}
.hero__specs dt{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.hero__specs dd{font-family:var(--font-display);font-size:1.5rem;font-weight:700;letter-spacing:-.03em;margin-top:.2rem}
.hero__specs dd small{font-size:.7rem;font-family:var(--font-mono);font-weight:400;letter-spacing:.04em;color:var(--ink-3)}

/* hero visual: machine plate + waveform */
.hero__visual{position:relative}
.plate{
  position:relative;border:2px solid var(--ink);background:var(--paper-3);
  box-shadow:8px 8px 0 rgba(20,24,27,.1);
}
.plate img{width:100%;aspect-ratio:1;object-fit:cover;filter:contrast(1.05) saturate(.96)}
.plate__tag{
  position:absolute;top:-1px;left:-1px;
  background:var(--ink);color:var(--paper-3);
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;
  padding:.4rem .7rem;
}
.plate__dial{
  position:absolute;right:-14px;bottom:-14px;width:104px;height:104px;
  background:var(--paper-3);border:2px solid var(--ink);border-radius:50%;
  display:grid;place-content:center;text-align:center;box-shadow:var(--shadow-hard-sm);
}
.plate__dial b{display:block;font-family:var(--font-display);font-size:1.35rem;font-weight:800;line-height:1}
.plate__dial span{font-family:var(--font-mono);font-size:.55rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}

.wavefig{margin-top:1.25rem;border:1px solid var(--rule-2);background:var(--paper-3);padding:.5rem .75rem}
.wavefig svg{width:100%;height:52px}
.wavefig figcaption{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-top:.15rem}
.wave-path{stroke:var(--wave);stroke-width:2;fill:none;stroke-linecap:round;
  stroke-dasharray:1400;animation:draw 3.2s var(--ease) .4s both, pulse 3s ease-in-out 3.6s infinite}
@keyframes draw{from{stroke-dashoffset:1400}to{stroke-dashoffset:0}}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}

/* --- Marquee -------------------------------------------------------------- */
.marquee{
  background:var(--ink);color:var(--paper-3);border-block:2px solid var(--ink);
  overflow:hidden;padding-block:.7rem;
}
.marquee__track{display:flex;width:max-content;animation:slide 34s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee span{
  font-family:var(--font-mono);font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;
  padding-inline:1.35rem;white-space:nowrap;display:inline-flex;align-items:center;gap:1.35rem;
}
.marquee span::after{content:"";width:5px;height:5px;background:var(--signal-2);transform:rotate(45deg)}
@keyframes slide{to{transform:translateX(-50%)}}

/* --- Stat band ------------------------------------------------------------ */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:1px;background:var(--steel-rule)}
.stats > div{background:var(--steel);padding:1.6rem 1.35rem}
.stats b{display:block;font-family:var(--font-display);font-size:clamp(2.1rem,3.5vw,2.9rem);font-weight:800;letter-spacing:-.04em;line-height:1;color:#FBFAF8}
.stats b i{font-style:normal;color:var(--signal-2)}
.stats p{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:#8C9399;margin-top:.6rem}

/* --- Category cards ------------------------------------------------------- */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(15.5rem,1fr));gap:1px;background:var(--rule)}
.cat{
  background:var(--paper-3);padding:1.6rem 1.35rem 1.35rem;position:relative;
  display:flex;flex-direction:column;gap:.55rem;min-height:12.5rem;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.cat__no{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;color:var(--ink-3)}
.cat h3{margin-top:.35rem}
.cat p{font-size:.9rem;color:var(--ink-2);line-height:1.5}
.cat__cnt{
  margin-top:auto;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--signal);display:flex;align-items:center;gap:.4rem;
}
.cat__cnt::after{content:"→";transition:transform .2s var(--ease)}
.cat:hover{background:var(--ink);color:var(--paper-3)}
.cat:hover h3{color:#fff}
.cat:hover p{color:#B7BCC0}
.cat:hover .cat__no{color:#7D858B}
.cat:hover .cat__cnt{color:var(--signal-2)}
.cat:hover .cat__cnt::after{transform:translateX(4px)}

/* --- Product cards -------------------------------------------------------- */
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(17.5rem,1fr));gap:clamp(1rem,2vw,1.5rem)}
.card{
  background:var(--paper-3);border:1px solid var(--rule-2);
  display:flex;flex-direction:column;position:relative;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hard);border-color:var(--ink)}
.card__media{position:relative;background:var(--paper-2);border-bottom:1px solid var(--rule-2);overflow:hidden}
.card__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card__media img{transform:scale(1.045)}
.card__badge{
  position:absolute;top:0;left:0;background:var(--ink);color:var(--paper-3);
  font-family:var(--font-mono);font-size:.58rem;letter-spacing:.13em;text-transform:uppercase;padding:.32rem .6rem;
}
.card__body{padding:1.05rem 1.1rem 1.15rem;display:flex;flex-direction:column;gap:.7rem;flex:1}
.card__body h3{font-size:1.0625rem;letter-spacing:-.02em;line-height:1.15}
.card__price{font-family:var(--font-mono);font-size:.95rem;font-weight:600;color:var(--signal)}
.card__price small{font-weight:400;color:var(--ink-3);font-size:.72rem}
.chips{display:flex;flex-wrap:wrap;gap:.3rem}
.chip{
  font-family:var(--font-mono);font-size:.6rem;letter-spacing:.06em;
  border:1px solid var(--rule-2);background:var(--paper);padding:.2rem .45rem;color:var(--ink-2);
}
.specs{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:.7rem}
.specs th,.specs td{text-align:left;padding:.36rem .1rem;border-bottom:1px dotted var(--rule-2);vertical-align:top}
.specs th{color:var(--ink-3);font-weight:400;width:44%;text-transform:uppercase;letter-spacing:.07em;font-size:.62rem}
.specs td{color:var(--ink)}
.specs tr:last-child th,.specs tr:last-child td{border-bottom:0}
.card__foot{margin-top:auto;padding-top:.35rem;display:flex;gap:.5rem;flex-wrap:wrap}

/* --- Process diagram ------------------------------------------------------ */
.process{display:grid;grid-template-columns:1fr;gap:2rem}
.process__fig{border:1px solid var(--steel-rule);background:var(--steel-2);padding:clamp(1rem,3vw,2rem);overflow-x:auto}
.process__fig svg{min-width:660px;width:100%;height:auto}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));gap:1px;background:var(--steel-rule);margin-top:2rem}
.steps > li{background:var(--steel);padding:1.3rem 1.2rem}
.steps b{font-family:var(--font-mono);font-size:.64rem;letter-spacing:.16em;color:var(--signal-2);display:block;margin-bottom:.5rem}
.steps h4{color:#FBFAF8;margin-bottom:.35rem}
.steps p{font-size:.875rem;color:#A5ABB0;line-height:1.55;max-width:none}

/* --- Feature / why-us list ------------------------------------------------ */
.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1px;background:var(--rule)}
.feat > div{background:var(--paper-3);padding:1.5rem 1.35rem;display:grid;gap:.6rem;align-content:start}
.feat__ico{width:34px;height:34px;color:var(--signal)}
.feat h3{font-size:1.0625rem}
.feat p{font-size:.9rem;color:var(--ink-2);line-height:1.55}

/* --- Industries ----------------------------------------------------------- */
.tags{display:flex;flex-wrap:wrap;gap:.55rem}
.tag{
  border:1px solid var(--rule-2);background:var(--paper-3);padding:.55rem .9rem;
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;
  transition:all .18s var(--ease);
}
.tag:hover{background:var(--ink);color:var(--paper-3);border-color:var(--ink);transform:translateY(-2px)}

/* --- FAQ ------------------------------------------------------------------ */
.faq{border-top:1px solid var(--rule-2);max-width:56rem}
.faq details{border-bottom:1px solid var(--rule-2)}
.faq summary{
  cursor:pointer;list-style:none;padding:1.15rem 2.5rem 1.15rem 0;position:relative;
  font-family:var(--font-display);font-weight:600;font-size:1.05rem;letter-spacing:-.015em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:.35rem;top:1rem;
  font-family:var(--font-mono);font-size:1.35rem;color:var(--signal);transition:transform .2s var(--ease);
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details > div{padding:0 2.5rem 1.3rem 0}
.faq p{font-size:.95rem;color:var(--ink-2)}
.faq p + p{margin-top:.7rem}

/* --- Contact -------------------------------------------------------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,3vw,3rem);align-items:start}
.info{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule)}
.info > div{background:var(--paper-3);padding:1.15rem 1.25rem;display:grid;gap:.25rem}
.info dt{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.info dd{font-size:.98rem;font-weight:500}
.info dd a:hover{color:var(--signal)}
.map{border:2px solid var(--ink);box-shadow:var(--shadow-hard);background:var(--paper-2)}
.map iframe{width:100%;height:340px;border:0;filter:grayscale(.35) contrast(1.05)}

.form{display:grid;gap:.9rem;border:2px solid var(--ink);background:var(--paper-3);padding:clamp(1.25rem,3vw,2rem);box-shadow:var(--shadow-hard)}
.form label{display:grid;gap:.35rem}
.form label > span{font-family:var(--font-mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}
.form input,.form select,.form textarea{
  border:1px solid var(--rule-2);background:var(--paper);padding:.7rem .8rem;font-size:.95rem;
  transition:border-color .16s var(--ease),background .16s var(--ease);
}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--ink);background:#fff;outline:none}
.form textarea{resize:vertical;min-height:6.5rem}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.form__note{font-family:var(--font-mono);font-size:.66rem;color:var(--ink-3);line-height:1.5}

/* --- Filter bar (products page) ------------------------------------------ */
.filters{
  display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;
  padding-block:1rem;border-block:1px solid var(--rule-2);margin-bottom:2rem;
  position:sticky;top:4.15rem;z-index:20;
  background:rgba(243,241,236,.94);backdrop-filter:blur(10px);
}
.filters__label{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-right:.4rem}
.fbtn{
  border:1px solid var(--rule-2);background:var(--paper-3);padding:.42rem .75rem;cursor:pointer;
  font-family:var(--font-mono);font-size:.68rem;letter-spacing:.06em;
  transition:all .16s var(--ease);
}
.fbtn:hover{border-color:var(--ink)}
.fbtn[aria-pressed="true"]{background:var(--ink);color:var(--paper-3);border-color:var(--ink)}
.fcount{margin-left:auto;font-family:var(--font-mono);font-size:.68rem;color:var(--ink-3)}
.search{border:1px solid var(--rule-2);background:var(--paper-3);padding:.42rem .7rem;font-family:var(--font-mono);font-size:.7rem;min-width:12rem}
.search:focus{outline:none;border-color:var(--ink)}
.empty{padding:3rem 0;text-align:center;font-family:var(--font-mono);font-size:.8rem;color:var(--ink-3)}

/* --- Page hero (sub pages) ----------------------------------------------- */
.phero{padding-block:clamp(2.75rem,6vw,4.5rem) clamp(1.75rem,4vw,3rem);border-bottom:1px solid var(--rule)}
.phero h1{font-size:clamp(2.25rem,5.5vw,4rem)}
.phero p{margin-top:1.1rem;max-width:58ch}
.crumbs{display:flex;gap:.5rem;flex-wrap:wrap;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:1.4rem}
.crumbs ol{display:flex;gap:.5rem;flex-wrap:wrap}
.crumbs a:hover{color:var(--signal)}
.crumbs li:not(:last-child)::after{content:" /";color:var(--rule-2);margin-left:.5rem}

/* two-column page split (company page): mobile-first, so no override fight */
.split{display:grid;grid-template-columns:1fr;gap:clamp(2rem,4vw,4rem);align-items:start}
.split__aside{display:grid;gap:1.25rem}
@media (min-width:901px){
  .split{grid-template-columns:1.25fr .9fr}
  .split__aside{position:sticky;top:6rem}
}

/* --- Prose (about page) -------------------------------------------------- */
.prose{max-width:44rem;display:grid;gap:1.15rem}
.prose h2{margin-top:1.5rem}
.prose h3{margin-top:1rem}
.prose ul{display:grid;gap:.6rem}
.prose ul li{padding-left:1.5rem;position:relative;color:var(--ink-2)}
.prose ul li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;background:var(--signal);transform:rotate(45deg)}
.callout{border-left:3px solid var(--wave);background:var(--wave-soft);padding:1.1rem 1.25rem;font-size:.95rem}

/* two-col table for company facts */
.facts{width:100%;border-collapse:collapse;border:1px solid var(--rule-2);background:var(--paper-3)}
.facts th,.facts td{padding:.75rem .95rem;border-bottom:1px solid var(--rule);text-align:left;font-size:.92rem}
.facts th{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);font-weight:400;width:42%}
.facts tr:last-child th,.facts tr:last-child td{border-bottom:0}

/* --- Guides: hub cards --------------------------------------------------- */
.guide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(19rem,1fr));gap:1px;background:var(--rule)}
.guide{
  background:var(--paper-3);padding:1.5rem 1.4rem 1.4rem;
  display:flex;flex-direction:column;gap:.7rem;min-height:14rem;
  transition:background .22s var(--ease);
}
.guide__meta{
  display:flex;gap:.55rem;align-items:center;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);
}
.guide__meta b{color:var(--signal);font-weight:500}
.guide h3{font-size:1.15rem;line-height:1.12;transition:color .22s var(--ease)}
.guide p{font-size:.9rem;color:var(--ink-2);line-height:1.55}
.guide__go{
  margin-top:auto;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--signal);display:flex;align-items:center;gap:.4rem;
}
.guide__go::after{content:"→";transition:transform .22s var(--ease)}
.guide:hover{background:var(--ink)}
.guide:hover h3{color:#fff}
.guide:hover p{color:#B7BCC0}
.guide:hover .guide__meta{color:#7D858B}
.guide:hover .guide__meta b{color:var(--signal-2)}
.guide:hover .guide__go{color:var(--signal-2)}
.guide:hover .guide__go::after{transform:translateX(4px)}

/* --- Article layout ----------------------------------------------------- */
.article{display:grid;grid-template-columns:1fr;gap:2.5rem;align-items:start}
.article__side{display:grid;gap:1.5rem}
@media (min-width:1000px){
  .article{grid-template-columns:minmax(0,1fr) 15rem;gap:clamp(2.5rem,5vw,5rem)}
  .article__side{position:sticky;top:6rem}
}
.article__meta{
  display:flex;gap:.5rem 1.1rem;flex-wrap:wrap;align-items:center;
  font-family:var(--font-mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-3);padding-bottom:1.1rem;border-bottom:1px solid var(--rule-2);margin-bottom:2rem;
}
.article__meta b{color:var(--ink-2);font-weight:500}

.body{max-width:40rem;font-size:1.075rem;line-height:1.72}
.body > * + *{margin-top:1.25rem}
.body h2{
  font-size:clamp(1.5rem,2.8vw,2.05rem);margin-top:2.75rem;
  padding-top:1.4rem;border-top:1px solid var(--rule);
}
.body h3{font-size:1.2rem;margin-top:1.9rem}
.body p{color:var(--ink-2);max-width:none}
.body strong{color:var(--ink);font-weight:600}
.body a:not(.btn){
  color:var(--ink);border-bottom:1px solid var(--signal);
  background:linear-gradient(var(--signal-soft),var(--signal-soft)) no-repeat 0 100%/0 100%;
  transition:background-size .3s var(--ease);
}
.body a:not(.btn):hover{background-size:100% 100%}
.body ul,.body ol{display:grid;gap:.65rem;padding-left:0}
.body ul li{position:relative;padding-left:1.4rem;color:var(--ink-2)}
.body ul li::before{content:"";position:absolute;left:0;top:.65em;width:7px;height:7px;background:var(--signal);transform:rotate(45deg)}
.body ol{counter-reset:n}
.body ol li{position:relative;padding-left:2.1rem;color:var(--ink-2);counter-increment:n}
.body ol li::before{
  content:counter(n,decimal-leading-zero);position:absolute;left:0;top:.15em;
  font-family:var(--font-mono);font-size:.72rem;color:var(--signal);letter-spacing:.06em;
}
.body blockquote{
  border-left:3px solid var(--wave);background:var(--wave-soft);
  padding:1.1rem 1.25rem;font-size:1rem;color:var(--ink-2);
}
.body blockquote p{margin:0}
.body figure{border:1px solid var(--rule-2);background:var(--paper-3);padding:.9rem}
.body figcaption{
  font-family:var(--font-mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);margin-top:.6rem;
}
.body table{
  width:100%;border-collapse:collapse;font-size:.92rem;
  border:1px solid var(--rule-2);background:var(--paper-3);
}
.body th,.body td{padding:.6rem .75rem;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top}
.body thead th{
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-3);font-weight:400;background:var(--paper-2);
}
.body tbody tr:last-child th,.body tbody tr:last-child td{border-bottom:0}
.body .scroller{overflow-x:auto;border:1px solid var(--rule-2)}
.body .scroller table{border:0}
.body .note{
  border:1px solid var(--rule-2);border-left:3px solid var(--signal);
  background:var(--paper-3);padding:1rem 1.15rem;font-size:.95rem;
}
.body .note b{display:block;font-family:var(--font-mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--signal);margin-bottom:.4rem}

.article__cta{border:2px solid var(--ink);background:var(--paper-3);padding:1.3rem;box-shadow:var(--shadow-hard-sm)}
.article__cta h4{margin-bottom:.5rem}
.article__cta p{font-size:.88rem;color:var(--ink-2);margin-bottom:.9rem}

.related{display:grid;gap:.75rem}
.related a{
  display:block;border:1px solid var(--rule-2);background:var(--paper-3);padding:.8rem .9rem;
  font-size:.9rem;line-height:1.35;transition:all .2s var(--ease);
}
.related a:hover{border-color:var(--ink);transform:translateX(3px)}
.related span{
  display:block;font-family:var(--font-mono);font-size:.58rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-3);margin-bottom:.3rem;
}

/* --- CTA band ------------------------------------------------------------ */
.cta{
  background:var(--ink);color:var(--paper-3);border:2px solid var(--ink);
  padding:clamp(1.75rem,4vw,3rem);
  display:grid;grid-template-columns:1.4fr auto;gap:1.75rem;align-items:center;
  position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.16;
  background:repeating-linear-gradient(135deg,transparent 0 12px,var(--signal-2) 12px 14px);
}
.cta h2{color:#fff;position:relative}
.cta p{color:#B4B9BD;position:relative;margin-top:.7rem}
.cta .btn-row{position:relative}

/* --- Footer -------------------------------------------------------------- */
.site-foot{background:var(--steel);color:#9AA1A6;border-top:1px solid var(--steel-rule);padding-block:clamp(2.5rem,5vw,4rem) 0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:2rem}
.site-foot h4{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:#EDEAE4;margin-bottom:1rem;font-weight:500}
.site-foot ul{display:grid;gap:.55rem;font-size:.9rem}
.site-foot a:hover{color:var(--signal-2)}
.site-foot .brand__name{color:#FBFAF8}
.site-foot p{font-size:.9rem;line-height:1.6;color:#8C9399}
.foot-bot{
  margin-top:clamp(2rem,4vw,3rem);border-top:1px solid var(--steel-rule);padding-block:1.15rem;
  display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between;
  font-family:var(--font-mono);font-size:.66rem;letter-spacing:.08em;color:#767D83;
}

/* --- Floating WhatsApp --------------------------------------------------- */
.wa-float{
  position:fixed;right:1.1rem;bottom:1.1rem;z-index:60;
  display:flex;align-items:center;gap:.6rem;
  background:#1FA855;color:#fff;border:2px solid var(--ink);
  padding:.8rem 1rem;box-shadow:var(--shadow-hard);
  font-family:var(--font-mono);font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.wa-float:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink)}
.wa-float svg{width:22px;height:22px;flex:none}
.wa-float__txt{display:inline}
.wa-float::before{
  content:"";position:absolute;inset:-2px;border:2px solid #1FA855;
  animation:ring 2.6s var(--ease) infinite;pointer-events:none;
}
@keyframes ring{0%{transform:scale(1);opacity:.7}70%,100%{transform:scale(1.28);opacity:0}}

/* ==========================================================================
   MOTION
   Every effect below is additive: remove the class and the layout is intact.
   All of it collapses under prefers-reduced-motion at the bottom of the file.
   ========================================================================== */

/* --- Button shine sweep --------------------------------------------------- */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.28) 50%,transparent 65%);
  transform:translateX(-120%);
}
.btn:hover::before{animation:sweep .65s var(--ease) forwards}
@keyframes sweep{to{transform:translateX(120%)}}

/* --- Slow aurora behind the dark sections -------------------------------- */
.section--ink{isolation:isolate}
.section--ink::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background:
    radial-gradient(38rem 24rem at 12% 18%, rgba(23,163,176,.16), transparent 70%),
    radial-gradient(32rem 20rem at 88% 82%, rgba(221,74,21,.14), transparent 70%);
  animation:drift 22s ease-in-out infinite alternate;
}
@keyframes drift{
  0%  {transform:translate3d(-2%,-1%,0) scale(1)}
  100%{transform:translate3d(3%,2%,0) scale(1.12)}
}

/* --- Count-up figures ---------------------------------------------------- */
[data-count]{font-variant-numeric:tabular-nums}

/* --- Process diagram: draw itself when scrolled into view ---------------- */
.js .process__fig svg [data-draw]{
  stroke-dasharray:var(--len,1200);
  stroke-dashoffset:var(--len,1200);
}
.rv.in .process__fig svg [data-draw],
.process__fig.in svg [data-draw]{
  animation:drawIn 1.5s var(--ease) forwards;
}
.process__fig svg [data-draw]:nth-of-type(2){animation-delay:.25s}
@keyframes drawIn{to{stroke-dashoffset:0}}

/* stack boxes light up one after another */
.process__fig.in g[data-stage]{animation:boxIn .5s var(--ease) both}
.js .process__fig g[data-stage]{opacity:0}
.process__fig.in g[data-stage="1"]{animation-delay:.05s}
.process__fig.in g[data-stage="2"]{animation-delay:.18s}
.process__fig.in g[data-stage="3"]{animation-delay:.31s}
.process__fig.in g[data-stage="4"]{animation-delay:.44s}
.process__fig.in g[data-stage="5"]{animation-delay:.57s}
.process__fig.in g[data-stage="6"]{animation-delay:.70s}
.process__fig.in g[data-stage="7"]{animation-delay:.80s}  /* arrows connect last */
@keyframes boxIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* --- Hero plate: a slow scanning line, like a machine vision pass -------- */
.plate{overflow:hidden}
.plate::after{
  content:"";position:absolute;left:0;right:0;height:34%;top:-34%;
  background:linear-gradient(180deg,transparent,rgba(23,163,176,.16) 60%,rgba(23,163,176,.28));
  border-bottom:1px solid rgba(23,163,176,.55);
  animation:scan 6.5s var(--ease) 1.4s infinite;
  pointer-events:none;
}
@keyframes scan{
  0%   {top:-34%;opacity:0}
  12%  {opacity:1}
  78%  {opacity:1}
  100% {top:104%;opacity:0}
}

/* --- Reading progress bar (article pages) ------------------------------- */
.progress{
  position:fixed;top:0;left:0;height:3px;z-index:80;
  width:var(--p,0%);
  background:linear-gradient(90deg,var(--wave),var(--signal));
  transition:width .1s linear;
}

/* --- Article table of contents, with scroll-spy ------------------------- */
.toc{
  border-left:2px solid var(--rule);
  padding-left:1.1rem;display:grid;gap:.5rem;
}
.toc a{
  font-family:var(--font-mono);font-size:.72rem;line-height:1.45;
  color:var(--ink-3);position:relative;transition:color .2s var(--ease);
}
.toc a::before{
  content:"";position:absolute;left:calc(-1.1rem - 2px);top:.15em;bottom:.15em;width:2px;
  background:var(--signal);transform:scaleY(0);transform-origin:top;
  transition:transform .25s var(--ease);
}
.toc a:hover{color:var(--ink)}
.toc a[aria-current="true"]{color:var(--ink);font-weight:500}
.toc a[aria-current="true"]::before{transform:scaleY(1)}

/* --- WhatsApp chat bubble (injected by site.js) --------------------------- */
.wa-bubble{
  position:fixed;right:1.1rem;bottom:5.2rem;z-index:59;
  width:min(20.5rem,calc(100vw - 2.2rem));
  background:var(--paper-3);border:2px solid var(--ink);
  box-shadow:var(--shadow-hard);
  opacity:0;transform:translateY(16px) scale(.95);transform-origin:100% 100%;
  transition:opacity .38s var(--ease),transform .38s var(--ease);
  pointer-events:none;
}
.wa-bubble.in{opacity:1;transform:none;pointer-events:auto}
.wa-bubble::after{                       /* tail pointing at the float button */
  content:"";position:absolute;right:24px;bottom:-9px;width:14px;height:14px;
  background:var(--paper-3);
  border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);
  transform:rotate(45deg);
}
.wa-bubble__head{
  display:flex;align-items:center;gap:.65rem;
  padding:.7rem .8rem;background:#1FA855;color:#fff;
  border-bottom:2px solid var(--ink);
}
.wa-bubble__ava{width:36px;height:36px;flex:none}
.wa-bubble__who{margin-right:auto;line-height:1.2}
.wa-bubble__who b{display:block;font-family:var(--font-display);font-size:.95rem;font-weight:700;letter-spacing:-.02em}
.wa-bubble__who span{font-family:var(--font-mono);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;opacity:.9}
.wa-bubble__x{
  background:none;border:0;color:#fff;cursor:pointer;line-height:1;
  font-family:var(--font-mono);font-size:1.15rem;padding:.2rem .3rem;opacity:.8;
}
.wa-bubble__x:hover{opacity:1}
.wa-bubble__body{padding:.9rem}
.wa-bubble__msg{
  background:var(--paper-2);border:1px solid var(--rule-2);
  padding:.7rem .8rem;font-size:.92rem;line-height:1.5;color:var(--ink-2);
}
.wa-bubble__msg b{color:var(--ink)}
.wa-bubble__time{
  display:block;font-family:var(--font-mono);font-size:.58rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-3);margin-top:.45rem;text-align:right;
}
.wa-bubble .btn{width:100%;justify-content:center;margin-top:.75rem}
@media (max-width:820px){
  .wa-bubble{bottom:4.9rem;right:.85rem;width:min(20.5rem,calc(100vw - 1.7rem))}
}

/* --- Reveal on scroll ----------------------------------------------------
   Hiding is scoped to html.js (set by site.js) so a JS failure can never
   leave the page invisible. */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}.rv-d3{transition-delay:.24s}
.rv-d4{transition-delay:.32s}.rv-d5{transition-delay:.4s}.rv-d6{transition-delay:.48s}

/* staggered hero entrance */
.hero .rise{animation:rise .85s var(--ease) both}
.hero .rise:nth-child(1){animation-delay:.05s}
.hero .rise:nth-child(2){animation-delay:.14s}
.hero .rise:nth-child(3){animation-delay:.23s}
.hero .rise:nth-child(4){animation-delay:.32s}
.hero .rise:nth-child(5){animation-delay:.41s}
@keyframes rise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* --- Responsive ---------------------------------------------------------- */
@media (max-width:1000px){
  .hero__grid{grid-template-columns:1fr}
  .hero__visual{order:-1;max-width:26rem}
  .foot-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .cta{grid-template-columns:1fr}
}
@media (max-width:820px){
  .burger{display:grid}
  .nav{
    position:fixed;inset:auto 0 0 0;top:0;background:var(--paper);
    flex-direction:column;justify-content:center;gap:.5rem;
    transform:translateX(100%);transition:transform .3s var(--ease),visibility .3s;
    z-index:70;
    /* visibility, not just transform: keeps the closed menu out of the tab
       order and out of the document's scrollable width */
    visibility:hidden;
  }
  .nav[data-open="true"]{transform:none;visibility:visible}
  .nav a{font-size:1.05rem;padding:.9rem 1.5rem}
  .nav a::after{display:none}
  .nav .btn{margin-top:1rem}
  .head-cta .btn:not(.btn--wa){display:none}
  .wa-float__txt{display:none}
  .wa-float{padding:.85rem;bottom:.85rem;right:.85rem}
  .filters{position:static}
}
@media (max-width:620px){
  /* header must fit a 360px phone: brand + icon + burger, no text labels */
  .head-cta .btn--wa span{display:none}
  .head-cta .btn--wa{padding:.6rem .62rem}
  .site-head .wrap{gap:.6rem}
  .brand__mark{width:34px;height:34px}
  .brand__name{font-size:1rem}
}
@media (max-width:400px){
  .brand__sub{display:none}
}

@media (max-width:560px){
  .foot-grid{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .hero__specs{grid-template-columns:1fr 1fr}
  .hero__specs div:nth-child(2n){border-right:0}
  .hero__specs div:nth-child(-n+2){border-bottom:1px solid var(--rule)}
  .topbar .wrap{justify-content:flex-start}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .rv{opacity:1;transform:none}
}

@media print{
  .site-head,.topbar,.wa-float,.marquee,.filters,.cta{display:none}
  body{background:#fff}
  body::after{display:none}
}