/* ==========================================================================
   آرکا زیست پایش آتیه — Design System
   Persian (RTL) corporate / HSE laboratory site
   Fonts: Vazirmatn (display + body), IBM Plex Mono (data / eyebrows)
   ========================================================================== */

:root{
  /* ---- Color tokens (derived from brand mark) ---- */
  --c-bg:            #F6F7F2;   /* warm pale sage paper */
  --c-bg-alt:        #EFF2EA;
  --c-surface:       #FFFFFF;
  --c-ink:           #16241C;   /* near-black, green cast */
  --c-ink-soft:      #45564C;
  --c-ink-faint:     #7C8B80;
  --c-border:        #DEE4D8;
  --c-border-strong: #C6D0C0;

  --c-green:         #1E8449;   /* environment */
  --c-green-deep:    #123B24;   /* footer / dark sections */
  --c-green-tint:    #E4F1E8;
  --c-blue:          #128FBF;   /* air / water / health */
  --c-blue-tint:     #E2F2F7;
  --c-red:           #D63A2B;   /* accent / CTA, sparing */
  --c-red-tint:      #FBE7E4;
  --c-gold:          #E0A438;   /* dashed-ring accent from logo */

  --grad-brand: linear-gradient(120deg, var(--c-blue) 0%, var(--c-green) 65%);

  /* ---- Type ---- */
  --f-display: 'Vazirmatn', 'Tahoma', sans-serif;
  --f-body:    'Vazirmatn', 'Tahoma', sans-serif;
  --f-mono:    'IBM Plex Mono', ui-monospace, monospace;

  /* ---- Layout ---- */
  --maxw: 1180px;
  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 28px;
  --shadow-s: 0 2px 10px rgba(18,59,36,0.06);
  --shadow-m: 0 12px 34px rgba(18,59,36,0.10);
  --shadow-l: 0 24px 60px rgba(18,59,36,0.16);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--f-body);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family:var(--f-display);
  font-weight:800;
  line-height:1.35;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; color:var(--c-ink-soft); }
.mono{ font-family:var(--f-mono); direction:ltr; unicode-bidi:isolate; }

:focus-visible{
  outline:3px solid var(--c-blue);
  outline-offset:3px;
  border-radius:4px;
}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

.section{ padding:88px 0; position:relative; }
.section--tight{ padding:56px 0; }
.section--alt{ background:var(--c-bg-alt); }
.section--dark{
  background:radial-gradient(120% 140% at 15% 0%, #164a2c 0%, var(--c-green-deep) 60%);
  color:#EAF3EC;
}
.section--dark p{ color:#C4D8CB; }
.section--dark h2,.section--dark h3{ color:#fff; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--f-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-green);
  background:var(--c-green-tint);
  border:1px solid #CFE7D6;
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:18px;
  direction:ltr;
}
.section--dark .eyebrow{
  background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.18);
  color:#8FE0B4;
}
.eyebrow .dot{ width:6px;height:6px;border-radius:50%; background:var(--c-gold); flex:none; }

.section-head{ max-width:680px; margin:0 0 48px; }
.section-head.center{ margin-inline:auto; text-align:center; }
.section-head h2{ font-size:clamp(26px,3.2vw,38px); }

/* ---------------- Buttons ---------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  border-radius:12px;
  font-weight:700;
  font-size:15px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  white-space:nowrap;
}
.btn svg{ width:18px;height:18px; flex:none; }
.btn--primary{ background:var(--c-green); color:#fff; box-shadow:var(--shadow-s); }
.btn--primary:hover{ background:#186b3b; transform:translateY(-2px); box-shadow:var(--shadow-m); }
.btn--ghost{ background:transparent; border-color:var(--c-border-strong); color:var(--c-ink); }
.btn--ghost:hover{ border-color:var(--c-green); color:var(--c-green); transform:translateY(-2px); }
.btn--onDark{ background:#fff; color:var(--c-green-deep); }
.btn--onDark:hover{ background:#EAF3EC; transform:translateY(-2px); }
.btn--outlineOnDark{ border-color:rgba(255,255,255,.4); color:#fff; }
.btn--outlineOnDark:hover{ border-color:#fff; transform:translateY(-2px); }
.btn--sm{ padding:10px 18px; font-size:13.5px; border-radius:10px; }
.btn--block{ width:100%; justify-content:center; }

/* ---------------- Header / Nav ---------------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(246,247,242,0.88);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-border);
}
.topbar{
  background:var(--c-green-deep);
  color:#CFE7D6;
  font-family:var(--f-mono);
  font-size:12.5px;
}
.topbar .container{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:7px; padding-bottom:7px;
  gap:16px;
  flex-wrap:wrap;
}
.topbar a{ color:#fff; transition:opacity .2s; }
.topbar a:hover{ opacity:.75; }
.topbar-links{ display:flex; gap:18px; flex-wrap:wrap; direction:ltr; }
.topbar-links span{ display:inline-flex; align-items:center; gap:6px; }
.topbar-socials{ display:flex; gap:14px; }
.topbar-socials svg{ width:15px; height:15px; }

.navwrap{ display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:20px; }
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ width:52px; height:52px; border-radius:50%; }
.brand-text{ display:flex; flex-direction:column; }
.brand-text strong{ font-family:var(--f-display); font-weight:800; font-size:16.5px; color:var(--c-ink); }
.brand-text span{ font-family:var(--f-mono); font-size:10.5px; letter-spacing:.05em; color:var(--c-ink-faint); direction:ltr; }

.mainnav{ display:flex; align-items:center; gap:6px; }
.mainnav > li{ position:relative; }
.mainnav > li > a, .mainnav > li > button{
  display:flex; align-items:center; gap:6px;
  padding:11px 16px; border-radius:10px;
  font-weight:700; font-size:14.5px; color:var(--c-ink);
  background:none; border:none; cursor:pointer; font-family:var(--f-body);
}
.mainnav > li > a:hover, .mainnav > li > button:hover, .mainnav > li.active > a{ background:var(--c-green-tint); color:var(--c-green); }
.mainnav > li > button svg{ width:13px; height:13px; transition:transform .2s; }
.mainnav > li:hover > button svg{ transform:rotate(180deg); }

.dropdown{
  position:absolute; top:calc(100% + 8px); right:0;
  min-width:250px;
  background:#fff; border:1px solid var(--c-border);
  border-radius:var(--radius-m); box-shadow:var(--shadow-l);
  padding:10px; opacity:0; visibility:hidden; transform:translateY(8px);
  transition:all .18s ease; z-index:50;
}
.mainnav > li:hover .dropdown, .mainnav > li.dd-open .dropdown{ opacity:1; visibility:visible; transform:translateY(0); }
.dropdown a{
  display:flex; align-items:center; gap:10px;
  padding:11px 12px; border-radius:10px; font-size:14px; font-weight:600; color:var(--c-ink-soft);
}
.dropdown a:hover{ background:var(--c-green-tint); color:var(--c-green); }
.dropdown a .ic{ width:32px; height:32px; border-radius:9px; background:var(--c-green-tint); display:flex; align-items:center; justify-content:center; flex:none; }
.dropdown a .ic svg{ width:17px; height:17px; color:var(--c-green); }

.nav-cta{ display:flex; align-items:center; gap:10px; }
.burger{ display:none; }

@media (max-width:980px){
  .topbar-links span.only-desktop{ display:none; }
  .mainnav{
    position:fixed; inset:0 0 0 auto; width:min(320px,86vw); height:100vh;
    background:#fff; flex-direction:column; align-items:stretch; padding:90px 20px 30px;
    box-shadow:var(--shadow-l); transform:translateX(100%); transition:transform .28s ease; overflow-y:auto;
  }
  html[dir="rtl"] .mainnav{ inset:0 auto 0 0; transform:translateX(-100%); }
  .mainnav.open, html[dir="rtl"] .mainnav.open{ transform:translateX(0); }
  .mainnav > li{ width:100%; }
  .mainnav > li > a, .mainnav > li > button{ width:100%; justify-content:space-between; }
  .dropdown{ position:static; box-shadow:none; border:none; width:100%; opacity:1; visibility:visible; transform:none; max-height:0; overflow:hidden; padding:0; transition:max-height .25s ease; }
  .mainnav > li.dd-open .dropdown{ max-height:400px; padding:6px 0 6px 14px; }
  .nav-cta .btn span.only-desktop{ display:none; }
  .burger{
    display:flex; align-items:center; justify-content:center;
    width:44px; height:44px; border-radius:10px; border:1.5px solid var(--c-border-strong);
    background:#fff; cursor:pointer;
  }
  .burger svg{ width:20px; height:20px; }
  .nav-backdrop{ position:fixed; inset:0; background:rgba(18,36,24,.4); opacity:0; visibility:hidden; transition:.25s; z-index:90; }
  .nav-backdrop.open{ opacity:1; visibility:visible; }
}
@media (min-width:981px){ .only-mobile{ display:none; } }

/* ---------------- Hero ---------------- */
.hero{ padding:64px 0 90px; position:relative; overflow:hidden; }
.hero::before{
  content:"";
  position:absolute; inset:-10% -10% auto -10%; height:620px;
  background:
    radial-gradient(600px 300px at 85% 0%, rgba(18,143,191,0.10), transparent 60%),
    radial-gradient(600px 340px at 10% 10%, rgba(30,132,73,0.12), transparent 60%);
  z-index:0; pointer-events:none;
}
.hero-grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; position:relative; z-index:1; }
.hero h1{ font-size:clamp(32px,4.4vw,54px); }
.hero h1 em{ font-style:normal; color:var(--c-green); position:relative; }
.hero-lede{ font-size:18px; max-width:52ch; }
.hero-actions{ display:flex; gap:14px; margin:30px 0 40px; flex-wrap:wrap; }
.hero-stats{ display:flex; gap:28px; flex-wrap:wrap; }
.hero-stats .stat b{ display:block; font-family:var(--f-mono); font-size:24px; color:var(--c-green-deep); }
.hero-stats .stat span{ font-size:12.5px; color:var(--c-ink-faint); }

/* Signature: monitoring readout panel */
.scope-card{
  background:var(--c-surface);
  border:1.5px dashed var(--c-gold);
  border-radius:var(--radius-l);
  padding:26px 22px 22px;
  box-shadow:var(--shadow-m);
  position:relative;
}
.scope-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
.scope-head .lbl{ font-family:var(--f-mono); font-size:11.5px; letter-spacing:.08em; color:var(--c-ink-faint); direction:ltr; }
.scope-dots{ display:flex; gap:6px; }
.scope-dots span{ width:8px; height:8px; border-radius:50%; background:var(--c-border-strong); }
.scope-dots span:nth-child(1){ background:var(--c-red); opacity:.6; }
.scope-dots span:nth-child(2){ background:var(--c-gold); opacity:.7; }
.scope-dots span:nth-child(3){ background:var(--c-green); }
.scope-svg{ width:100%; height:auto; display:block; }
.scope-path{
  fill:none; stroke:var(--c-green); stroke-width:2.4; stroke-linecap:round; stroke-linejoin:round;
  stroke-dasharray:900; stroke-dashoffset:900;
  animation:draw 3.4s ease-out forwards, wander 7s ease-in-out 3.4s infinite alternate;
}
.scope-path2{
  fill:none; stroke:var(--c-blue); stroke-width:2; stroke-linecap:round; opacity:.55;
  stroke-dasharray:900; stroke-dashoffset:900;
  animation:draw 3.4s .25s ease-out forwards, wander 8s ease-in-out 3.6s infinite alternate;
}
@keyframes draw{ to{ stroke-dashoffset:0; } }
@keyframes wander{ from{ transform:translateY(0);} to{ transform:translateY(-4px);} }
.scope-chips{ display:flex; gap:8px; flex-wrap:wrap; margin-top:16px; }
.scope-chips span{
  font-family:var(--f-mono); font-size:11px; padding:6px 10px; border-radius:8px;
  background:var(--c-bg-alt); border:1px solid var(--c-border); color:var(--c-ink-soft); direction:ltr;
}
@media (prefers-reduced-motion:reduce){
  .scope-path,.scope-path2{ animation:none; stroke-dashoffset:0; }
}
@media (max-width:920px){
  .hero-grid{ grid-template-columns:1fr; }
}

/* ---------------- Cards / Services ---------------- */
.grid{ display:grid; gap:26px; }
.grid--3{ grid-template-columns:repeat(3,1fr); }
.grid--2{ grid-template-columns:repeat(2,1fr); }
@media (max-width:920px){ .grid--3{ grid-template-columns:1fr 1fr; } .grid--2{grid-template-columns:1fr;} }
@media (max-width:640px){ .grid--3{ grid-template-columns:1fr; } }

.card{
  background:var(--c-surface); border:1px solid var(--c-border); border-radius:var(--radius-m);
  padding:30px 26px; transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  display:flex; flex-direction:column; height:100%;
}
.card:hover{ transform:translateY(-5px); box-shadow:var(--shadow-m); border-color:transparent; }
.icon-badge{
  width:60px; height:60px; border-radius:50%; flex:none;
  border:1.5px dashed var(--c-gold);
  display:flex; align-items:center; justify-content:center;
  background:var(--c-green-tint);
  margin-bottom:18px;
}
.icon-badge svg{ width:28px; height:28px; color:var(--c-green); }
.icon-badge.blue{ background:var(--c-blue-tint); }
.icon-badge.blue svg{ color:var(--c-blue); }
.icon-badge.red{ background:var(--c-red-tint); }
.icon-badge.red svg{ color:var(--c-red); }
.card h3{ font-size:19px; margin-bottom:8px; }
.card p{ font-size:14.8px; flex:1; }
.card-link{ font-family:var(--f-mono); font-size:12.5px; color:var(--c-green); display:inline-flex; align-items:center; gap:6px; margin-top:10px; direction:ltr; }
.card-link svg{ width:14px; height:14px; }

/* ---------------- Service page pieces ---------------- */
.page-hero{
  padding:52px 0 44px; background:var(--c-bg-alt); border-bottom:1px solid var(--c-border);
  position:relative; overflow:hidden;
}
.breadcrumb{ font-family:var(--f-mono); font-size:12.5px; color:var(--c-ink-faint); display:flex; gap:8px; align-items:center; margin-bottom:16px; direction:ltr; flex-wrap:wrap;}
.breadcrumb a:hover{ color:var(--c-green); }
.page-hero h1{ font-size:clamp(28px,3.6vw,42px); max-width:16ch; }
.page-hero .lede{ max-width:64ch; font-size:16.5px; }
.page-hero-icon{
  position:absolute; left:-40px; top:50%; transform:translateY(-50%);
  width:280px; height:280px; opacity:.14;
}
html[dir="rtl"] .page-hero-icon{ left:auto; right:-40px; }
@media (max-width:900px){ .page-hero-icon{ display:none; } }

.service-list{ display:flex; flex-direction:column; gap:14px; }
.service-item{
  display:flex; gap:16px; align-items:flex-start;
  background:var(--c-surface); border:1px solid var(--c-border); border-radius:var(--radius-m);
  padding:20px 22px;
  transition:box-shadow .2s ease, border-color .2s;
}
.service-item:hover{ box-shadow:var(--shadow-s); border-color:var(--c-border-strong); }
.service-item .num{
  font-family:var(--f-mono); font-size:12.5px; color:var(--c-green); background:var(--c-green-tint);
  border-radius:8px; padding:6px 9px; flex:none; direction:ltr;
}
.service-item p{ margin:0; color:var(--c-ink); font-size:15px; }

.two-col{ display:grid; grid-template-columns:1.3fr .9fr; gap:48px; align-items:start; }
@media (max-width:920px){ .two-col{ grid-template-columns:1fr; } }

.side-card{
  background:var(--c-surface); border:1px solid var(--c-border); border-radius:var(--radius-m);
  padding:28px; position:sticky; top:110px; box-shadow:var(--shadow-s);
}
.side-card h4{ font-size:17px; margin-bottom:10px; }
.side-card ul{ display:flex; flex-direction:column; gap:12px; margin:18px 0; }
.side-card ul li{ display:flex; align-items:center; gap:10px; font-size:14px; color:var(--c-ink-soft); }
.side-card ul li svg{ width:17px; height:17px; color:var(--c-green); flex:none; }

.related-strip{ display:flex; gap:14px; flex-wrap:wrap; margin-top:14px; }
.related-strip a{
  font-size:13.5px; font-weight:700; padding:9px 16px; border-radius:999px;
  border:1px solid var(--c-border-strong); color:var(--c-ink-soft);
}
.related-strip a:hover{ border-color:var(--c-green); color:var(--c-green); background:var(--c-green-tint); }

/* ---------------- About page ---------------- */
.value-row{ display:flex; gap:16px; align-items:flex-start; padding:20px 0; border-bottom:1px dashed var(--c-border-strong); }
.value-row:last-child{ border-bottom:none; }
.value-row .n{ font-family:var(--f-mono); color:var(--c-gold); font-size:13px; padding-top:4px; direction:ltr; }
.value-row h4{ font-size:16.5px; margin-bottom:4px; }
.value-row p{ font-size:14.5px; margin:0; }

.stat-band{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
@media (max-width:760px){ .stat-band{ grid-template-columns:1fr 1fr; } }
.stat-tile{ text-align:center; padding:26px 14px; border:1px solid var(--c-border); border-radius:var(--radius-m); background:var(--c-surface); }
.stat-tile b{ display:block; font-family:var(--f-mono); font-size:30px; color:var(--c-green); }
.stat-tile span{ font-size:13px; color:var(--c-ink-faint); }

/* ---------------- Contact page ---------------- */
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:40px; align-items:start; }
@media (max-width:920px){ .contact-grid{ grid-template-columns:1fr; } }
.contact-card{
  display:flex; gap:14px; align-items:flex-start; padding:18px; border:1px solid var(--c-border);
  border-radius:var(--radius-m); background:var(--c-surface); margin-bottom:14px;
}
.contact-card .ic{ width:44px; height:44px; border-radius:12px; background:var(--c-green-tint); display:flex; align-items:center; justify-content:center; flex:none; }
.contact-card .ic svg{ width:20px; height:20px; color:var(--c-green); }
.contact-card h4{ font-size:14.5px; margin-bottom:4px; color:var(--c-ink-faint); font-weight:700; }
.contact-card a, .contact-card div.val{ font-family:var(--f-mono); font-size:15px; color:var(--c-ink); direction:ltr; text-align:right; unicode-bidi:isolate; }
html[dir="rtl"] .contact-card a, html[dir="rtl"] .contact-card div.val{ display:block; text-align:right; }

.map-frame{ border-radius:var(--radius-m); overflow:hidden; border:1px solid var(--c-border); box-shadow:var(--shadow-s); }
.map-frame iframe{ width:100%; height:320px; border:0; display:block; }

.form-card{ background:var(--c-surface); border:1px solid var(--c-border); border-radius:var(--radius-l); padding:32px; box-shadow:var(--shadow-s); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:600px){ .form-row{ grid-template-columns:1fr; } }
.field{ margin-bottom:18px; }
.field label{ display:block; font-size:13.5px; font-weight:700; margin-bottom:8px; color:var(--c-ink-soft); }
.field input, .field select, .field textarea{
  width:100%; padding:13px 14px; border-radius:10px; border:1.5px solid var(--c-border-strong);
  font-family:var(--f-body); font-size:14.5px; background:#fff; color:var(--c-ink);
  transition:border-color .18s;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--c-green); outline:none; }
.field textarea{ resize:vertical; min-height:120px; }
.form-note{ font-size:12.5px; color:var(--c-ink-faint); margin-top:10px; }
.form-success{ display:none; padding:14px 16px; border-radius:10px; background:var(--c-green-tint); color:var(--c-green); font-weight:700; margin-bottom:16px; font-size:14px; }
.form-success.show{ display:block; }

.social-row{ display:flex; gap:12px; }
.social-row a{
  width:46px; height:46px; border-radius:12px; border:1px solid var(--c-border);
  display:flex; align-items:center; justify-content:center; background:#fff;
}
.social-row a svg{ width:20px; height:20px; }
.social-row a:hover{ border-color:var(--c-green); background:var(--c-green-tint); }

/* ---------------- CTA banner ---------------- */
.cta-banner{
  border-radius:var(--radius-l); padding:52px 46px; position:relative; overflow:hidden;
  background:var(--grad-brand); color:#fff;
  display:flex; align-items:center; justify-content:space-between; gap:26px; flex-wrap:wrap;
}
.cta-banner h3{ color:#fff; font-size:26px; margin-bottom:6px; max-width:24ch; }
.cta-banner p{ color:rgba(255,255,255,0.85); margin:0; max-width:44ch; }
.cta-banner-actions{ display:flex; gap:12px; flex-wrap:wrap; }

/* ---------------- Footer ---------------- */
.site-footer{ background:var(--c-green-deep); color:#CFE7D6; padding:72px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:36px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,0.12); }
@media (max-width:900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }
.footer-brand{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.footer-brand img{ width:52px; height:52px; border-radius:50%; background:#fff; padding:3px; }
.footer-brand strong{ font-family:var(--f-display); color:#fff; font-size:16px; }
.footer-brand span{ font-family:var(--f-mono); font-size:10px; color:#9CC3AA; direction:ltr; }
.site-footer p{ color:#9CC3AA; font-size:14px; }
.footer-col h5{ color:#fff; font-size:14.5px; margin-bottom:16px; font-family:var(--f-mono); letter-spacing:.05em; }
.footer-col ul{ display:flex; flex-direction:column; gap:11px; }
.footer-col a{ font-size:14px; color:#CFE7D6; transition:color .18s; }
.footer-col a:hover{ color:#fff; }
.footer-contact li{ display:flex; align-items:flex-start; gap:10px; font-size:13.5px; color:#CFE7D6; }
.footer-contact svg{ width:16px; height:16px; flex:none; margin-top:2px; color:#8FE0B4; }
.footer-contact .mono{ direction:ltr; unicode-bidi:isolate; }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding:22px 0; flex-wrap:wrap; gap:10px; font-size:12.5px; color:#7FB08E; }
.footer-social{ display:flex; gap:10px; }
.footer-social a{ width:38px; height:38px; border-radius:10px; background:rgba(255,255,255,0.06); display:flex; align-items:center; justify-content:center; }
.footer-social a:hover{ background:rgba(255,255,255,0.14); }
.footer-social svg{ width:17px; height:17px; color:#EAF3EC; }

/* ---------------- Reveal animation ---------------- */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; transition:none; } }

/* ---------------- Accordion (training page) ---------------- */
.accordion-item{ border:1px solid var(--c-border); border-radius:var(--radius-m); margin-bottom:14px; overflow:hidden; background:var(--c-surface); }
.accordion-head{
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding:20px 22px; cursor:pointer; font-weight:700; font-size:15.5px;
}
.accordion-head .idx{ font-family:var(--f-mono); color:var(--c-green); margin-left:12px; direction:ltr; }
html[dir="rtl"] .accordion-head .idx{ margin-left:0; margin-right:12px; }
.accordion-head svg{ width:18px; height:18px; transition:transform .25s; flex:none; color:var(--c-ink-faint); }
.accordion-item.open .accordion-head svg{ transform:rotate(45deg); }
.accordion-body{ max-height:0; overflow:hidden; transition:max-height .3s ease; }
.accordion-item.open .accordion-body{ max-height:400px; }
.accordion-body-in{ padding:0 22px 22px; font-size:14.8px; color:var(--c-ink-soft); }

/* ---------------- Misc ---------------- */
.divider-dashed{ border:none; border-top:1.5px dashed var(--c-border-strong); margin:0; }
.badge-row{ display:flex; gap:10px; flex-wrap:wrap; }
.pill{ font-family:var(--f-mono); font-size:11.5px; padding:6px 12px; border-radius:999px; border:1px solid var(--c-border-strong); color:var(--c-ink-soft); }