/* =========================================================
   RS EXPORTS — stylesheet
   Concept: engineering / rack-elevation blueprint.
   A thin ruled "rail" runs down the page like the unit markings
   on a server rack elevation drawing — the one recurring device
   that ties every page together.
   ========================================================= */

:root{
  --ink:        #0B1220;
  --ink-2:      #101A2B;
  --ink-3:      #14243A;
  --line:       #24334A;
  --line-soft:  #1B2A40;
  --text:       #E9EEF4;
  --text-dim:   #93A3BA;
  --text-mute:  #6B7C94;
  --amber:      #E8873A;
  --amber-2:    #FFB066;
  --teal:       #35D6C2;
  --radius:     3px;
  --maxw:       1180px;
  --font-head:  'Space Grotesk', sans-serif;
  --font-body:  'IBM Plex Sans', sans-serif;
  --font-mono:  'IBM Plex Mono', monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;background:var(--ink);}
body{
  margin:0;
  background:transparent;
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

/* ---- Site-wide fixed video background ---- */
.site-video{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--ink);}
.site-video video{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.site-video-scrim{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(9,14,24,.88) 0%, rgba(9,14,24,.94) 100%);
}
@media (prefers-reduced-motion: reduce){
  .site-video video{display:none;}
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:600;line-height:1.15;margin:0;letter-spacing:-0.01em;}
p{margin:0;}
button{font-family:inherit;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}

/* ---- Rack-elevation rail motif ---- */
.railline{
  position:fixed;
  left:22px; top:0; bottom:0;
  width:1px;
  background:repeating-linear-gradient(
    to bottom,
    var(--line) 0px, var(--line) 1px,
    transparent 1px, transparent 28px
  );
  z-index:1;
  pointer-events:none;
  opacity:.55;
}
@media (max-width:900px){ .railline{display:none;} }

/* ---- Buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;
  border-radius:var(--radius);
  font-weight:600;font-size:14.5px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space:nowrap;
}
.btn .ic{width:16px;height:16px;}
.btn-amber{ background:var(--amber); color:#161008; }
.btn-amber:hover{ background:var(--amber-2); }
.btn-outline{ border-color:var(--line); color:var(--text); background:transparent; }
.btn-outline:hover{ border-color:var(--amber); color:var(--amber-2); }
.btn-sm{ padding:9px 16px; font-size:13.5px; }
.btn-lg{ padding:16px 28px; font-size:15.5px; }
.btn-block{ width:100%; justify-content:center; }

/* ---- Header ---- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(11,18,32,.78);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:76px; gap:24px;
}
.brand{display:flex;align-items:center;flex:0 0 auto;}
.brand-logo{height:62px;width:auto;max-width:220px;display:block;object-fit:contain;}
.brand-logo-footer{height:62px;max-width:260px;}

.main-nav{display:flex;gap:30px;flex:1 1 auto;justify-content:center;min-width:0;}
.main-nav a{font-size:14.5px;color:var(--text-dim);font-weight:500;position:relative;padding:6px 0;white-space:nowrap;}
.main-nav a:hover{color:var(--text);}
.main-nav a.active{color:var(--text);}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--amber);
}
.header-cta{display:flex;align-items:center;gap:16px;flex:0 0 auto;}

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:34px;height:34px; background:none; border:1px solid var(--line); border-radius:6px;
}
.nav-toggle span{display:block;width:16px;height:1.5px;background:var(--text);margin:0 auto;}

@media (max-width:900px){
  .main-nav{
    position:fixed; top:76px; left:0; right:0; bottom:0;
    background:var(--ink); flex-direction:column; gap:0;
    padding:10px 28px 40px; transform:translateY(-8px);
    opacity:0; visibility:hidden; transition:.2s ease;
    overflow-y:auto;
  }
  .main-nav.open{opacity:1; visibility:visible; transform:translateY(0);}
  .main-nav a{padding:16px 0;border-bottom:1px solid var(--line-soft); font-size:16px;}
  .nav-toggle{display:flex;}
  .header-cta .btn-sm{padding:9px 14px;font-size:12.5px;}
}

/* ---- Eyebrow / section label (used only where content is truly a category/sequence) ---- */
.eyebrow{
  font-family:var(--font-mono); font-size:12.5px; color:var(--amber);
  display:flex; align-items:center; gap:10px; margin-bottom:14px;
}
.eyebrow .num{color:var(--text-mute);}
.eyebrow .rule{flex:0 0 34px;height:1px;background:var(--line);}

/* ---- Hero ---- */
.hero{
  position:relative;
  min-height:92vh;
  display:flex; align-items:center;
  overflow:hidden;
  border-bottom:1px solid var(--line-soft);
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(9,14,24,.55) 0%, rgba(9,14,24,.78) 55%, var(--ink) 100%),
    linear-gradient(90deg, rgba(9,14,24,.9) 0%, rgba(9,14,24,.25) 45%, rgba(9,14,24,.55) 100%);
}
/* Two soft drifting glows layered over the video for depth and a bit of life */
.hero-media::before{
  content:"";position:absolute;inset:0;z-index:1;mix-blend-mode:screen;pointer-events:none;
  background:
    radial-gradient(420px 420px at 12% 20%, rgba(232,135,58,.16), transparent 65%),
    radial-gradient(520px 520px at 88% 78%, rgba(53,214,194,.12), transparent 65%);
  animation:rs-drift 16s ease-in-out infinite;
}
@keyframes rs-drift{
  0%,100%{ transform:translate(0,0) scale(1); }
  50%{ transform:translate(2%,-3%) scale(1.06); }
}
@media (prefers-reduced-motion: reduce){ .hero-media::before{animation:none;} }
.hero-content{position:relative;z-index:2;padding:150px 0 90px;width:100%;}
.hero-content .eyebrow{color:var(--teal);}
.hero h1{
  font-size:clamp(38px, 5.6vw, 72px);
  max-width:14ch;
  margin-bottom:26px;
}
.hero-sub{
  font-size:18px; color:var(--text-dim); max-width:52ch; margin-bottom:38px;
}
.hero-actions{display:flex; gap:16px; flex-wrap:wrap; margin-bottom:64px;}

.hero-ticker{
  display:grid; grid-template-columns:repeat(4,auto); gap:44px;
  border-top:1px solid rgba(255,255,255,.12); padding-top:28px; max-width:760px;
}
.hero-ticker div strong{
  font-family:var(--font-head); font-size:30px; display:block; color:var(--amber-2);
}
.hero-ticker div span{font-size:13px; color:var(--text-dim);}

@media (max-width:700px){
  .hero-ticker{grid-template-columns:repeat(2,auto); row-gap:22px;}
}

/* ---- Generic section spacing ---- */
.section{padding:100px 0;}
.section-tight{padding:70px 0;}
.section-head{max-width:640px; margin-bottom:56px;}
.section-head h2{font-size:clamp(28px,3.4vw,42px);}
.section-head p{margin-top:16px;color:var(--text-dim);font-size:16.5px;}
.section-alt{background:var(--ink-2); border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft);}

.center{text-align:center;margin-left:auto;margin-right:auto;}

/* ---- Pillars grid (home) ---- */
.pillars{
  display:grid; grid-template-columns:repeat(5,1fr); gap:1px;
  background:var(--line-soft); border:1px solid var(--line-soft);
}
.pillar{
  background:var(--ink); padding:30px 24px; min-height:190px;
  display:flex; flex-direction:column; gap:14px;
  transition:background .2s ease, transform .2s ease;
}
.pillar:hover{background:var(--ink-3); transform:translateY(-3px);}
.pillar .ic{width:26px;height:26px;color:var(--amber); transition:transform .2s ease;}
.pillar:hover .ic{transform:scale(1.12);}
.pillar h3{font-size:16.5px;}
.pillar p{color:var(--text-dim);font-size:13.4px;line-height:1.55;}
@media (max-width:1100px){ .pillars{grid-template-columns:repeat(3,1fr);} }
@media (max-width:760px){ .pillars{grid-template-columns:repeat(2,1fr);} }
@media (max-width:480px){ .pillars{grid-template-columns:1fr;} }

/* ---- Commodities showcase grid (home) ---- */
.metal-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:18px;}
.metal-card{
  position:relative; display:block; aspect-ratio:1/1; border-radius:var(--radius);
  overflow:hidden; border:1px solid var(--line);
}
.metal-card img{width:100%;height:100%;object-fit:contain; background:var(--ink-2); transition:transform .5s ease, filter .5s ease; filter:grayscale(15%) brightness(.85);}
.metal-card:hover img{transform:scale(1.04); filter:grayscale(0%) brightness(1);}
.metal-card::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(0deg, rgba(9,14,24,.92) 10%, rgba(9,14,24,.15) 55%, transparent 75%);
}
.metal-card-body{position:absolute; left:0; right:0; bottom:0; padding:18px; z-index:1;}
.metal-card-body h3{font-size:18px; margin-bottom:4px;}
.metal-card-body p{font-size:12.5px; color:var(--text-dim); font-family:var(--font-mono);}
@media (max-width:760px){ .metal-grid{grid-template-columns:repeat(2,1fr);} }

/* ---- Two column feature block ---- */
.split{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;}
.split img, .split .media-box{border-radius:var(--radius); border:1px solid var(--line);}
.media-box{position:relative;overflow:hidden;aspect-ratio:4/3;}
.media-box img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.media-box:hover img{transform:scale(1.06);}
.media-frame{
  position:absolute;inset:14px;border:1px solid rgba(255,255,255,.18);pointer-events:none;
}
@media (max-width:860px){ .split{grid-template-columns:1fr; gap:36px;} }

.check-list{display:flex;flex-direction:column;gap:14px;margin-top:26px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text-dim);}
.check-list .ic{width:18px;height:18px;color:var(--teal);flex:0 0 auto;margin-top:2px;}

/* ---- Stat strip ---- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line-soft);
}
.stat-strip div{
  padding:34px 24px;border-right:1px solid var(--line-soft);
}
.stat-strip div:last-child{border-right:none;}
.stat-strip strong{font-family:var(--font-head);font-size:36px;color:var(--amber-2);display:block;}
.stat-strip span{font-size:13.5px;color:var(--text-dim);}
@media (max-width:760px){ .stat-strip{grid-template-columns:repeat(2,1fr);} .stat-strip div:nth-child(2){border-right:none;} }

/* ---- Cards (why us / who we serve / industries) ---- */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr);}
.card{background:var(--ink);padding:28px 24px;display:flex;flex-direction:column;gap:12px;transition:background .2s ease, transform .2s ease;}
.card:hover{background:var(--ink-3); transform:translateY(-3px);}
.card .ic{width:24px;height:24px;color:var(--teal); transition:transform .2s ease;}
.card:hover .ic{transform:scale(1.12);}
.card h3{font-size:16px;}
.card p{font-size:13.8px;color:var(--text-dim);}
@media (max-width:900px){ .card-grid, .card-grid.cols-3{grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .card-grid, .card-grid.cols-3{grid-template-columns:1fr;} }

/* ---- Process steps (numbered — legitimately sequential) ---- */
.steps{display:flex;flex-direction:column;border-top:1px solid var(--line-soft);}
.step{
  display:grid; grid-template-columns:90px 1fr; gap:26px;
  padding:32px 0; border-bottom:1px solid var(--line-soft);
}
.step .step-num{font-family:var(--font-mono);color:var(--amber);font-size:15px;padding-top:3px;}
.step h3{font-size:19px;margin-bottom:8px;}
.step p{color:var(--text-dim);font-size:15px;max-width:56ch;}
@media (max-width:600px){ .step{grid-template-columns:50px 1fr;} }

/* ---- CTA band ---- */
.cta-band{
  position:relative;
  padding:80px 0;
  background:linear-gradient(120deg, rgba(16,27,46,.55), rgba(11,18,32,.75) 70%);
  border-top:1px solid var(--line-soft);
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(232,135,58,.18),transparent 70%);
}
.cta-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(24px,3vw,34px);max-width:20ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---- Product catalog (products.php) ---- */
.catalog-nav{
  position:sticky; top:76px; z-index:20;
  background:rgba(16,26,43,.92); backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line-soft);
  padding:16px 0; margin-bottom:10px;
  overflow-x:auto;
}
.catalog-nav-inner{display:flex;gap:10px;white-space:nowrap;}
.catalog-nav a{
  font-size:13px; padding:8px 14px; border:1px solid var(--line); border-radius:20px;
  color:var(--text-dim);
}
.catalog-nav a:hover, .catalog-nav a.active{border-color:var(--amber); color:var(--amber-2);}

.cat-block{
  padding:64px 0; border-bottom:1px solid var(--line-soft); scroll-margin-top:150px;
}
.cat-head{display:flex; gap:22px; align-items:flex-start; margin-bottom:34px;}
.cat-icon{
  width:52px;height:52px;flex:0 0 auto; border:1px solid var(--line); border-radius:8px;
  display:flex;align-items:center;justify-content:center;color:var(--amber);background:var(--ink-2);
}
.cat-icon .ic{width:24px;height:24px;}
.cat-head h2{font-size:26px;margin-bottom:8px;}
.cat-head .cat-num{font-family:var(--font-mono);color:var(--text-mute);font-size:13px;display:block;margin-bottom:6px;}
.cat-head p{color:var(--text-dim);max-width:70ch;font-size:15px;}

/* Two-column layout: scrollable product lists + a sticky preview panel */
.cat-layout{display:grid; grid-template-columns:1fr 440px; gap:56px; align-items:start;}
.cat-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:30px 44px;}
.cat-group h4{
  font-size:12.5px; text-transform:uppercase; letter-spacing:.07em; color:var(--teal);
  margin-bottom:14px; font-family:var(--font-mono); font-weight:500;
}
.cat-group ul{display:flex;flex-direction:column;gap:2px;}
.cat-group li{
  font-size:14.5px;color:var(--text-dim);padding:6px 8px 6px 16px;position:relative;
  border-radius:3px; cursor:default; transition:color .15s ease, background .15s ease, transform .15s ease;
}
.cat-group li::before{content:"";position:absolute;left:0;top:14px;width:6px;height:1px;background:var(--line); transition:background .15s ease, width .15s ease;}
.cat-group li:hover, .cat-group li:focus-visible{
  color:var(--text); background:var(--ink-3); transform:translateX(2px); outline:none;
}
.cat-group li:hover::before, .cat-group li:focus-visible::before{background:var(--amber); width:9px;}

/* Sticky visual panel that swaps image + caption on hover of a list item */
.cat-visual{position:sticky; top:150px;}
.cat-visual-frame{
  position:relative; aspect-ratio:1/1; border-radius:var(--radius); overflow:hidden;
  border:1px solid var(--line); background:var(--ink-2);
}
.cat-visual-frame img{width:100%;height:100%;object-fit:contain; background:var(--ink-2); transition:opacity .18s ease;}
.cat-visual-caption{
  position:absolute; left:0; right:0; bottom:0; padding:16px 18px;
  background:linear-gradient(0deg, rgba(9,14,24,.92), transparent);
  font-family:var(--font-head); font-size:14.5px; color:var(--text);
}
.cat-visual-hint{
  margin-top:12px; font-size:12px; color:var(--text-mute); font-family:var(--font-mono);
  display:flex; align-items:center; gap:8px;
}
.cat-visual-hint::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal); flex:0 0 auto; animation:rs-pulse 1.8s ease-in-out infinite;}
@keyframes rs-pulse{ 0%,100%{opacity:.4;} 50%{opacity:1;} }

@media (max-width:1000px){
  .cat-layout{grid-template-columns:1fr;}
  .cat-visual{display:none;} /* hover preview is a desktop-pointer feature; no loss of content on touch */
}
@media (max-width:700px){ .cat-groups{grid-template-columns:1fr;} .cat-head{flex-direction:column;} }

/* ---- FAQ accordion ---- */
.faq-list{border-top:1px solid var(--line-soft);}
.faq-item{border-bottom:1px solid var(--line-soft);}
.faq-q{
  width:100%; text-align:left; background:none; border:none; color:var(--text);
  display:flex; justify-content:space-between; align-items:center; gap:20px;
  padding:24px 4px; font-family:var(--font-head); font-size:17px; cursor:pointer;
}
.faq-q .ic{width:18px;height:18px;color:var(--amber);flex:0 0 auto;transition:transform .2s ease;}
.faq-item.open .faq-q .ic{transform:rotate(45deg);}
.faq-a{
  max-height:0; overflow:hidden; transition:max-height .25s ease;
  color:var(--text-dim); font-size:15px; line-height:1.7;
}
.faq-a-inner{padding:0 4px 24px; max-width:70ch;}
.faq-item.open .faq-a{max-height:220px;}

/* ---- Forms ---- */
.form-panel{
  border:1px solid var(--line); background:var(--ink-2); border-radius:var(--radius); padding:40px;
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:13px;color:var(--text-dim);}
.form-field input, .form-field select, .form-field textarea{
  background:var(--ink); border:1px solid var(--line); border-radius:var(--radius);
  padding:13px 14px; color:var(--text); font-family:var(--font-body); font-size:14.5px;
}
.form-field textarea{resize:vertical;min-height:110px;}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{
  outline:none;border-color:var(--amber);
}
@media (max-width:640px){ .form-grid{grid-template-columns:1fr;} .form-panel{padding:26px;} }

.form-note{
  display:flex; gap:12px; padding:16px 18px; border:1px solid var(--line-soft); border-radius:var(--radius);
  background:var(--ink-3); font-size:13.6px; color:var(--text-dim); margin-top:18px;
}
.form-note .ic{width:18px;height:18px;color:var(--teal);flex:0 0 auto;}

.form-success{
  display:none; border:1px solid var(--teal); border-radius:var(--radius); padding:22px;
  background:rgba(53,214,194,.08); text-align:center;
}
.form-success.show{display:block;}
.form-success .ic{width:30px;height:30px;color:var(--teal);margin:0 auto 10px;}

/* ---- Contact page blocks ---- */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;}
.contact-info-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line-soft);}
.contact-info-item .ic{width:20px;height:20px;color:var(--amber);flex:0 0 auto;margin-top:2px;}
.contact-info-item h4{font-size:15px;margin-bottom:6px;}
.contact-info-item p, .contact-info-item a{font-size:14.5px;color:var(--text-dim);}
@media (max-width:900px){ .contact-grid{grid-template-columns:1fr;} }

/* ---- Breadcrumb / page intro banner ---- */
.page-banner{
  position:relative;
  padding:150px 0 60px; border-bottom:1px solid var(--line-soft);
  background:radial-gradient(ellipse at 15% 0%, rgba(232,135,58,.12), transparent 55%);
}
.page-banner::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg, rgba(9,14,24,.35) 0%, var(--ink) 92%);
}
.page-banner .eyebrow{color:var(--teal);}
.page-banner h1{font-size:clamp(32px,4.4vw,52px); max-width:18ch;}
.page-banner p{margin-top:18px;color:var(--text-dim);font-size:17px;max-width:60ch;}

/* ---- Footer ---- */
.site-footer{border-top:1px solid var(--line-soft); background:var(--ink-2); padding-top:70px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:50px;}
.footer-brand p{color:var(--text-dim);font-size:14px;margin:16px 0 26px;max-width:32ch;}
.footer-stats{display:flex;gap:26px;}
.footer-stats strong{display:block;font-family:var(--font-head);color:var(--amber-2);font-size:20px;}
.footer-stats span{font-size:11.5px;color:var(--text-mute);}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin-bottom:18px;font-family:var(--font-mono);font-weight:500;}
.footer-col li{margin-bottom:12px;font-size:14px;}
.footer-col a:hover{color:var(--amber-2);}
.footer-contact li{display:flex;gap:10px;margin-bottom:16px;}
.footer-contact .ic-sm{width:16px;height:16px;color:var(--amber);flex:0 0 auto;margin-top:3px;}
.footer-contact span, .footer-contact a{font-size:13.6px;color:var(--text-dim);line-height:1.5;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  border-top:1px solid var(--line-soft); padding:22px 28px;
  font-size:12.5px;color:var(--text-mute);
}
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:560px){ .footer-grid{grid-template-columns:1fr;} }

.ic{width:20px;height:20px;}
.ic-sm{width:16px;height:16px;}

/* ---- Reveal-on-scroll (single orchestrated entrance, used sparingly) ---- */
.reveal{opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* Staggered children within a revealed grid — one orchestrated cascade, not per-card scroll triggers */
.pillars.reveal.in .pillar,
.card-grid.reveal.in .card,
.card-grid.cols-3.reveal.in .card{
  animation:rs-rise .5s ease both;
}
.pillars.reveal.in .pillar:nth-child(1),.card-grid.reveal.in .card:nth-child(1){animation-delay:.02s;}
.pillars.reveal.in .pillar:nth-child(2),.card-grid.reveal.in .card:nth-child(2){animation-delay:.08s;}
.pillars.reveal.in .pillar:nth-child(3),.card-grid.reveal.in .card:nth-child(3){animation-delay:.14s;}
.pillars.reveal.in .pillar:nth-child(4),.card-grid.reveal.in .card:nth-child(4){animation-delay:.20s;}
.pillars.reveal.in .pillar:nth-child(5),.card-grid.reveal.in .card:nth-child(5){animation-delay:.26s;}
.pillars.reveal.in .pillar:nth-child(6),.card-grid.reveal.in .card:nth-child(6){animation-delay:.32s;}
.pillars.reveal.in .pillar:nth-child(7),.card-grid.reveal.in .card:nth-child(7){animation-delay:.38s;}
.pillars.reveal.in .pillar:nth-child(8),.card-grid.reveal.in .card:nth-child(8){animation-delay:.44s;}
@keyframes rs-rise{ from{opacity:0; transform:translateY(10px);} to{opacity:1; transform:translateY(0);} }

@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .pillars.reveal.in .pillar, .card-grid.reveal.in .card, .card-grid.cols-3.reveal.in .card{animation:none;opacity:1;}
  html{scroll-behavior:auto;}
}

/* ---- Misc ---- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.tag{
  font-family:var(--font-mono); font-size:12px; padding:6px 12px; border:1px solid var(--line);
  border-radius:20px; color:var(--text-dim);
}