/* ────────────────────────────────────────────────
   Taradid — visual system
   ──────────────────────────────────────────────── */
/* ── BRAND COLOR TEST (#00A693) — added intentionally; reversible ──
   To revert to the original teal, reverse these replacements across css/*.css + js/*.js:
     #00A693 → #479FA9 | #34CBB8 → #6FC2CB | #00735F → #2E6F77
     rgba(0,166,147,…) → rgba(71,159,169,…) | rgba(52,203,184,…) → rgba(111,194,203,…)
   ──────────────────────────────────────────────────────────────── */
:root{
  --bg:        #070C0D;
  --bg-2:      #0E1617;
  --surface:   #11181A;
  --ink:       #ECF4F3;
  --ink-dim:   #8AA7A7;
  --ink-faint: #4A5B5F;
  --line:      rgba(255,255,255,0.08);
  --line-2:    rgba(255,255,255,0.16);

  --teal:      #00A693;
  --teal-lt:   #34CBB8;
  --teal-dk:   #00735F;
  --teal-faint:rgba(0,166,147,0.14);
  --teal-glow: 0 0 24px rgba(52,203,184,.45), 0 0 64px rgba(0,166,147,.25);
  --amber:     #EF9F27;
  --amber-lt:  #FFC077;
  --red-lt:    #FF8A80;

  --bloom: 1; /* tweak-controlled */

  --maxw: 1280px;
  --gutter: clamp(16px, 4vw, 64px);

  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-in-out: cubic-bezier(.65,0,.35,1);

  /* fluid type */
  --t-display: clamp(48px, 8vw, 132px);
  --t-h1:      clamp(36px, 5vw, 72px);
  --t-h2:      clamp(28px, 3.4vw, 48px);
  --t-h3:      clamp(20px, 1.6vw, 24px);
  --t-body:    clamp(15px, 1.05vw, 17px);
  --t-mono:    13px;
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);}
html{scroll-behavior:auto}
body{
  font-family: "Peyda", "Vazirmatn", system-ui, -apple-system, sans-serif;
  font-feature-settings: "ss01","ss02","cv11";
  font-size: var(--t-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x:hidden;
}
html[dir="rtl"] body{ font-family: "Peyda", "Vazirmatn", system-ui, sans-serif; }
html[dir="ltr"] body{ font-family: "Space Grotesk", "Peyda", "Inter", system-ui, sans-serif; }
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}

/* ── Global chrome ─────────────────────────────── */
.site-header{
  position: fixed; top:0; left:0; right:0;
  z-index: 50;
  display:flex; align-items:center; justify-content:space-between;
  padding: 22px var(--gutter);
  pointer-events:none;
  mix-blend-mode: difference;
}
.site-header > *{ pointer-events:auto }
/* ── Header / footer logos ────────────────── */
.brand{
  display: inline-flex;
  align-items: center;
  pointer-events: auto;
}
.brand-logo{
  height: 26px;
  width: auto;
  display: block;
  /* keep the teal in PNG as-is; the dark icon part stays gray which reads on black */
}
html[dir="ltr"] .brand-logo{ height: 22px }

.footer-logo{
  display: block;
  max-width: 280px;
  height: auto;
  width: 100%;
}
html[dir="ltr"] .footer-logo{ max-width: 340px }
.nav{
  display:flex; align-items:center; gap: 28px;
  font-size: 13px; letter-spacing:.04em;
  color: var(--ink-dim);
}
.nav button:hover{ color: var(--ink) }
.nav .lang{
  display:inline-flex; gap:6px;
  border:1px solid var(--line-2);
  padding:4px 10px; border-radius: 999px;
  font-family: "JetBrains Mono", "Peyda", "Vazirmatn", monospace;
}
.nav .lang span{
  padding:2px 6px; border-radius: 999px; color: var(--ink-faint);
  transition: color .25s var(--ease-out), background .25s var(--ease-out);
}
.nav .lang span.is-active{ color: var(--bg); background: var(--teal-lt) }
.nav .live-badge{
  display:inline-flex; align-items:center; gap:8px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 10px; letter-spacing:.16em; text-transform:uppercase;
  color: var(--ink-dim); white-space:nowrap;
}
.nav .live-badge .live-dot{
  width:6px; height:6px; border-radius:50%;
  background: var(--teal-lt); box-shadow: 0 0 8px var(--teal-lt);
  animation: livePulse 2.4s var(--ease-out) infinite;
}
@keyframes livePulse{ 0%,100%{ opacity:1 } 50%{ opacity:.35 } }
body.reduced-motion .nav .live-badge .live-dot{ animation:none }
@media (max-width: 560px){ .nav .live-badge{ display:none } }

/* ── Counter (top-right corner) ─────────────────── */
.station-meter{
  position: fixed;
  inset-block-start: 50%;
  inset-inline-end: 22px;
  transform: translateY(-50%);
  display:flex; flex-direction:column; gap: 14px;
  z-index: 40;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--ink-faint);
}
.station-meter button{
  display:flex; align-items:center; gap:12px;
  padding: 6px 0;
  white-space: nowrap;
  position:relative;
}
.station-meter .lbl{
  opacity: 0;
  transform: translateX(6px);
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out);
}
html[dir="rtl"] .station-meter .lbl{ transform: translateX(-6px) }
.station-meter button:hover .lbl,
.station-meter button:focus-visible .lbl{
  opacity: 1;
  transform: translateX(0);
}
.station-meter .dot{
  width:5px; height:5px; border-radius:50%;
  background: var(--ink-faint);
  transition: all .35s var(--ease-out);
  flex: none;
}
.station-meter button.is-active{ color: var(--teal-lt) }
.station-meter button.is-active .dot{
  background: var(--teal-lt);
  box-shadow: 0 0 10px var(--teal-lt);
  transform: scale(1.4);
}
html[dir="rtl"] .station-meter button{ flex-direction: row-reverse }

/* ── Scroll progress / hint ────────────────────── */
.scroll-hint{
  position: fixed;
  inset-block-end: 22px;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  z-index: 30;
  display:flex; align-items:center; gap: 10px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .9;
  transition: opacity .5s var(--ease-out);
}
.scroll-hint .bar{
  width: 64px; height: 1px; background: var(--line-2);
  position:relative; overflow:hidden;
}
.scroll-hint .bar::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(90deg, transparent, var(--teal-lt), transparent);
  animation: trickle 2.2s linear infinite;
}
@keyframes trickle{
  0%{transform: translateX(-100%)}
  100%{transform: translateX(100%)}
}
.is-deep .scroll-hint{ opacity: 0 }

/* ── Persistent WebGL canvas ───────────────────── */
#webgl{
  position: fixed; inset:0;
  width:100%; height:100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Neural thread (SVG) — superseded by 3D GPU thread ── */
#neural-thread{ display: none; }

/* ── Preloader: diaphragm calibration ──────────── */
#preloader{
  position: fixed; inset: 0;
  z-index: 200;
  background: #070C0D;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .8s var(--ease-out);
}
#preloader.is-done{ opacity: 0; pointer-events: none; }
.pl-inner{
  display: flex; flex-direction: column; align-items: center; gap: 40px;
}
.pl-iris{
  position: relative;
  width: 96px; height: 96px;
  display: grid; place-items: center;
}
.pl-iris .pl-ring,
.pl-iris .pl-ring-2{
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid var(--teal);
  opacity: .5;
  animation: plspin 3.2s linear infinite;
}
.pl-iris .pl-ring-2{
  inset: 14px;
  border-color: var(--teal-lt);
  border-top-color: transparent;
  border-left-color: transparent;
  opacity: .9;
  animation: plspin 1.8s linear infinite reverse;
}
.pl-iris .pl-pupil{
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--teal-lt);
  box-shadow: 0 0 18px var(--teal-lt), 0 0 40px rgba(0,166,147,.5);
  animation: plbreathe 1.6s var(--ease-in-out) infinite;
}
@keyframes plspin{ to { transform: rotate(360deg) } }
@keyframes plbreathe{ 50%{ transform: scale(.62); opacity:.7 } }
.pl-meta{
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  width: min(320px, 70vw);
}
.pl-label{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.pl-bar{
  width: 100%; height: 1px;
  background: var(--line-2);
  position: relative; overflow: hidden;
}
.pl-fill{
  position: absolute; inset-block: 0; inset-inline-start: 0;
  width: 0%;
  background: linear-gradient(90deg, var(--teal-dk), var(--teal-lt));
  box-shadow: 0 0 8px var(--teal-lt);
  transition: width .2s linear;
}
.pl-pct{
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--teal-lt);
  font-feature-settings: "tnum";
}
@media (prefers-reduced-motion: reduce){
  .pl-iris .pl-ring, .pl-iris .pl-ring-2, .pl-iris .pl-pupil{ animation: none }
}

/* ── Sections (rooms) ──────────────────────────── */
main{ position: relative; z-index: 10 }
.room{
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 96px var(--gutter);
}
.room-inner{
  width:100%;
  max-width: var(--maxw);
  position:relative;
  z-index: 2;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--teal-lt);
  flex-wrap: wrap;
  row-gap: 4px;
}
.eyebrow > *{ white-space: nowrap }
.eyebrow::before{
  content:""; width:24px; height:1px; background: var(--teal);
}
.eyebrow .idx{ color: var(--ink-faint) }

/* ── Hero ──────────────────────────────────────── */
.hero{
  min-height: 100vh;
  padding-block: 0;
  position: relative;
}
.hero::before{
  /* center vignette: gentle — title carries its own shadow */
  content:"";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 50% 42% at center,
    rgba(7,12,13,.42) 0%,
    rgba(7,12,13,.20) 38%,
    rgba(7,12,13,0) 66%);
  pointer-events: none;
  z-index: 1;
}
.hero-inner{
  display:grid;
  grid-template-rows: 3.1fr auto 1fr;
  height: 100vh;
  width: 100%;
  max-width: var(--maxw);
  padding: 0 var(--gutter);
  position: relative;
  z-index: 2;
}
.hero-top{
  align-self: start;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display:flex; justify-content:space-between;
  padding-top: 20px;
  opacity: .5;
}
.hero-top .crosshair{
  display:flex; align-items:center; gap:10px;
  color: var(--ink-dim);
}
.hero-center{
  text-align: start;
  display:flex; flex-direction:column; gap: 16px; align-items:flex-start;
  max-width: min(600px, 52%);
}
.hero h1{
  margin:0;
  font-size: clamp(30px, 4.2vw, 72px);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.04;
  text-wrap: balance;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .04em;
  text-shadow: 0 2px 40px rgba(7,12,13,.9), 0 1px 12px rgba(7,12,13,.8);
}
.hero h1 .line{
  display: block;
  opacity: 0;
  transform: translateY(36px);
  animation: rise 1.1s var(--ease-out) forwards;
  white-space: nowrap;
}
.hero h1 .line:nth-child(2){ animation-delay: .15s; color: var(--teal-lt); font-style: italic; font-weight: 400 }
.hero h1 .line:nth-child(3){ animation-delay: .30s }
@keyframes rise{ to { transform: translateY(0); opacity: 1 } }

@media (prefers-reduced-motion: reduce){
  .hero h1 .line,
  .hero .slogan,
  .hero-bottom{
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }
}

.hero .slogan{
  display:flex; align-items:center; justify-content:flex-start;
  gap: 18px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  opacity: 0;
  animation: fadein 1s var(--ease-out) .9s forwards;
}
.hero .slogan span{ color: var(--ink) }
.hero .slogan i{
  display:inline-block; width:4px; height:4px; border-radius:50%;
  background: var(--teal);
  font-style:normal;
  box-shadow: 0 0 8px var(--teal-lt);
}
@keyframes fadein{ to { opacity: 1 } }

.hero-bottom{
  align-self: end;
  display:flex; justify-content:space-between; align-items: end;
  padding-bottom: 64px;
  opacity: 0;
  animation: fadein 1s var(--ease-out) 1.2s forwards;
}
.hero-cta{
  display:flex; align-items:center; gap: 14px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 14px 22px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  transition: all .3s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.hero-cta:hover{
  border-color: var(--teal-lt);
  color: var(--bg);
  background: var(--teal-lt);
}
.hero-cta .arrow{
  display:inline-block;
  width: 18px; height: 18px;
  position: relative;
}
.hero-cta .arrow::before,
.hero-cta .arrow::after{
  content:""; position:absolute;
  background: currentColor;
}
.hero-cta .arrow::before{ left:0; right:0; top:50%; height:1px }
.hero-cta .arrow::after{
  width: 8px; height: 8px;
  right: 0; top: 50%;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  background: none;
  transform: translateY(-50%) rotate(-45deg);
}
html[dir="rtl"] .hero-cta .arrow{ transform: scaleX(-1) }

.hero-stats{
  display:flex; gap: 28px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-align: end;
}
.hero-stats .num{
  display:block;
  font-size: 24px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
  margin-bottom: 4px;
  white-space: nowrap;
}
.hero-stats .num em{ font-style:normal; color: var(--teal-lt) }

/* hero variation B (schematic) */
.hero[data-variant="schematic"] h1{ font-size: clamp(36px, 5.4vw, 84px) }
.hero[data-variant="schematic"] .hero-center{ align-items: flex-start; text-align: start }
.hero[data-variant="schematic"] .hero-inner{ grid-template-rows: 1fr auto 1fr }

/* ── Generic station heading ───────────────────── */
.room h2{
  margin: 16px 0 8px;
  font-size: clamp(24px, 2.8vw, 42px);
  font-weight: 600;
  letter-spacing: -.015em;
  line-height: 1.15;
  text-wrap: balance;
  max-width: 24ch;
}
.room .lede{
  max-width: 42ch;
  color: var(--ink-dim);
  font-size: clamp(16px, 1.4vw, 20px);
  margin: 22px 0 36px;
  line-height: 1.55;
}
.room .lede b{ color: var(--ink); font-weight:500 }

/* ── Station layout ────────────────────────────── */
.station-grid{
  display:grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  gap: clamp(32px, 4vw, 64px);
  align-items: stretch;
}
.station-grid .copy{
  display:flex; flex-direction:column; justify-content: center;
}
.station-grid .frame{
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line-2);
  background: rgba(11,19,22,.6);
  backdrop-filter: blur(8px);
  border-radius: 4px;
  overflow: hidden;
}
@media (max-width: 900px){
  .station-grid .frame{ min-height: 320px }
}
/* Brain (CH·02) is frame-first; flip its columns so the frame sits in the wide
   column and matches the eye (CH·01) frame size. Desktop only. */
@media (min-width: 901px){
  #st-brain .station-grid,
  #st-limb .station-grid{ grid-template-columns: 1fr minmax(280px, 380px); }
  /* extra breathing room so CH·02 / CH·04 animated frames don't crowd neighbours */
  #st-brain, #st-limb{ padding-block: clamp(120px, 16vh, 200px); }
}
.frame .frame-label{
  position:absolute;
  inset-block-start: 14px;
  inset-inline: 14px;
  display:flex; gap: 12px; align-items:center;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  z-index: 5;
}
.frame .frame-label .dim{ color: var(--ink-faint) }
.frame .frame-label .id{
  color: var(--teal-lt);
}
.frame .frame-label .live{
  display:inline-flex; align-items:center; gap:6px;
  margin-inline-start: auto;
  color: var(--ink-dim);
}
.frame .frame-label .live::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background: var(--teal-lt);
  animation: blink 1.4s ease-in-out infinite;
  box-shadow: 0 0 8px var(--teal-lt);
}
@keyframes blink{ 50%{ opacity:.25 } }

/* corners */
.frame::before,.frame::after,
.frame .corner-tl,.frame .corner-tr,
.frame .corner-bl,.frame .corner-br{
  position:absolute; width:14px; height:14px;
  border-color: var(--teal);
  border-style: solid; border-width: 0;
  pointer-events:none;
}
.frame .corner-tl{ top:6px; left:6px;     border-top-width:1px; border-left-width:1px }
.frame .corner-tr{ top:6px; right:6px;    border-top-width:1px; border-right-width:1px }
.frame .corner-bl{ bottom:6px; left:6px;  border-bottom-width:1px; border-left-width:1px }
.frame .corner-br{ bottom:6px; right:6px; border-bottom-width:1px; border-right-width:1px }

/* control row beneath a frame */
.controls{
  display:flex; flex-wrap: wrap; gap: 10px;
  margin-top: 18px;
}
.control{
  display:inline-flex; align-items:center; gap: 10px;
  padding: 10px 16px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  transition: all .25s var(--ease-out);
}
.control:hover{ color: var(--ink); border-color: var(--ink-dim) }
.control.is-on{
  color: var(--bg);
  background: var(--teal-lt);
  border-color: var(--teal-lt);
  box-shadow: var(--teal-glow);
}
.control .dot{
  width:8px;height:8px;border-radius:50%;
  background: var(--ink-faint);
  transition: background .25s var(--ease-out);
}
.control.is-on .dot{ background: var(--bg) }
.control.is-warn{
  color: var(--amber);
  border-color: var(--amber);
}

/* helper number readout under frame */
.readout{
  display:flex; gap: 28px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.readout .item{
  display:flex; flex-direction:column;
  font-family: "JetBrains Mono", "Peyda", monospace;
  color: var(--ink-dim);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.readout .item .val{
  font-size: 22px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
  font-feature-settings: "tnum";
  margin-bottom: 4px;
}
.readout .item .val.ok{ color: var(--teal-lt) }
.readout .item .val.warn{ color: var(--amber) }

/* ── Projects ──────────────────────────────────── */
.projects-strip{
  margin-top: 48px;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line-2);
}
.project-row{
  display:grid;
  grid-template-columns: 72px minmax(220px, 2.2fr) 1.6fr auto;
  background: var(--bg);
  padding: 32px var(--gutter);
  align-items: center;
  gap: 32px;
  position: relative;
  overflow:hidden;
  cursor: pointer;
  transition: background .35s var(--ease-out);
}
.project-row:hover{ background: rgba(0,166,147,.06) }
.project-row .pidx{
  font-family: "JetBrains Mono", "Peyda", monospace;
  color: var(--teal-lt);
  font-size: 13px;
  letter-spacing: .08em;
}
.project-row .title{
  font-size: clamp(22px, 2.4vw, 34px);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.15;
}
.project-row .pmeta{
  display:flex; gap: 22px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.project-row .pmeta .v{
  display:block;
  font-size: 16px;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: none;
  font-feature-settings: "tnum";
  margin-bottom: 4px;
}
.project-row .organism{
  display:flex; align-items:center; gap: 6px;
  justify-self: end;
}
.project-row .organism .o{
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1px solid var(--ink-faint);
  display:grid; place-items:center;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  color: var(--ink-faint);
  transition: all .35s var(--ease-out);
}
.project-row .organism .arrow{
  width: 16px; height: 1px;
  background: var(--ink-faint);
  transition: background .35s var(--ease-out);
}
html[dir="rtl"] .project-row .organism .arrow{ transform: scaleX(-1) }
.project-row.is-active .organism .o.is-on{
  border-color: var(--teal-lt);
  color: var(--teal-lt);
  box-shadow: var(--teal-glow);
}
.project-row.is-active .organism .arrow.is-on{ background: var(--teal-lt) }

/* ── Footer ────────────────────────────────────── */
.footer{
  padding: 120px var(--gutter) 60px;
  border-top: 1px solid var(--line);
  position:relative;
  z-index:10;
  background: var(--bg);
}
.footer-grid{
  max-width: var(--maxw);
  margin: 0 auto;
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 64px;
}
.footer-grid h3{
  font-size: var(--t-h2);
  font-weight: 500;
  letter-spacing: -.01em;
  line-height: 1.1;
  margin: 0 0 24px;
  text-wrap: balance;
}
.footer-grid p{ color: var(--ink-dim); max-width: 36ch }
.footer-grid .col h4{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 18px;
}
.footer-grid .col ul{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap: 10px }
.footer-grid .col a{ color: var(--ink); transition: color .25s var(--ease-out) }
.footer-grid .col a:hover{ color: var(--teal-lt) }

/* ── Footer location map (Leaflet + teal overlay) ── */
.footer-grid{ align-items: center }
.footer-map-col{ min-width: 0 }
.footer-map{
  position: relative;
  width: 360px;
  max-width: 100%;
  height: 220px;
  border: 1px solid var(--teal-faint);
  border-radius: 10px;
  overflow: hidden;
  isolation: isolate;
  background: var(--bg-2);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.footer-map .loc-map{ position:absolute; inset:0; width:100%; height:100%; background: var(--bg-2) }
#loc-map.leaflet-container, #loc-map.map-degraded{ background:#0a1012 }
/* recolour the real map toward the brand */
.footer-map .leaflet-tile{ filter: grayscale(.6) brightness(.72) contrast(1.05); }
/* the "our colour" overlay — tints tiles, sits below markers + zoom controls */
.footer-map::after{
  content:""; position:absolute; inset:0; z-index:400;
  background: var(--teal); mix-blend-mode: color; opacity:.6; pointer-events:none;
}
.footer-map .leaflet-container{ background: var(--bg-2); font-family: inherit; }
/* dark zoom controls */
.footer-map .leaflet-control-zoom{ border:none; box-shadow:none }
.footer-map .leaflet-control-zoom a{
  background: rgba(17,24,26,.9); color: var(--ink); border:1px solid var(--line-2);
  width:24px; height:24px; line-height:22px; font-size:15px;
}
.footer-map .leaflet-control-zoom a:hover{ background: var(--teal-dk); color:#fff }
.footer-map .leaflet-control-attribution{
  background: rgba(7,12,13,.6); color: var(--ink-faint); font-size: 8.5px;
}
.footer-map .leaflet-control-attribution a{ color: var(--ink-dim) }
/* brand pin */
.footer-map .loc-pin{ position:relative }
.footer-map .loc-pin .loc-pin-dot{
  position:absolute; left:50%; top:50%; width:8px; height:8px; margin:-4px 0 0 -4px;
  border-radius:50%; background:#00A693; box-shadow:0 0 9px #00A693, 0 0 2px #fff;
}
.footer-map .loc-pin .loc-pin-ping{
  position:absolute; left:50%; top:50%; width:26px; height:26px; margin:-13px 0 0 -13px;
  border-radius:50%; border:1.5px solid #34CBB8;
  animation: mpPing 3.2s var(--ease-out) infinite;
}
@keyframes mpPing{
  0%{ transform: scale(.30); opacity:.85 }
  70%{ opacity: 0 }
  100%{ transform: scale(1.2); opacity: 0 }
}
.footer-map .map-coord{
  position:absolute; inset-inline-start:10px; bottom:8px; z-index:500;
  font-size: 10px; letter-spacing:.08em;
  color: var(--teal-lt); opacity:.92; pointer-events:none;
  text-shadow: 0 1px 6px rgba(0,0,0,.7);
}
body.reduced-motion .footer-map .loc-pin .loc-pin-ping{ animation: none }
@media (prefers-reduced-motion: reduce){ .footer-map .loc-pin .loc-pin-ping{ animation: none } }

.footer-bottom{
  max-width: var(--maxw);
  margin: 80px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display:flex; justify-content:space-between; align-items:center;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.footer-bottom .sig{
  display:flex; align-items:center; gap:10px;
  color: var(--ink-dim);
}
.footer-bottom .sig::before{
  content:""; width:6px; height:6px; border-radius:50%;
  background: var(--teal-lt); box-shadow: 0 0 8px var(--teal-lt);
  animation: blink 1.6s ease-in-out infinite;
}

/* ── Tweaks panel ──────────────────────────────── */
#tweaks{
  position: fixed;
  bottom: 22px;
  inset-inline-end: 22px;
  z-index: 60;
  width: 280px;
  background: rgba(7,12,13,.92);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line-2);
  border-radius: 12px;
  padding: 16px;
  font-size: 13px;
  display: none;
}
#tweaks.is-open{ display:block }
#tweaks .title{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--teal-lt);
  margin-bottom: 14px;
  display:flex; justify-content:space-between; align-items:center;
}
#tweaks .row{ margin-bottom: 14px }
#tweaks label{ display:block; color: var(--ink-dim); font-size: 12px; margin-bottom: 6px }
#tweaks input[type="range"]{
  width: 100%; height: 2px;
  appearance: none; background: var(--line-2);
  outline:none;
}
#tweaks input[type="range"]::-webkit-slider-thumb{
  appearance:none; width: 12px; height: 12px; border-radius:50%;
  background: var(--teal-lt); box-shadow: 0 0 8px var(--teal-lt);
  cursor: pointer;
}
#tweaks .seg{
  display:flex; gap: 4px;
  background: rgba(255,255,255,0.03);
  border-radius: 6px;
  padding: 3px;
}
#tweaks .seg button{
  flex:1; padding: 8px 6px; border-radius: 4px;
  font-size: 11px; color: var(--ink-dim);
  font-family: "JetBrains Mono", "Peyda", monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
#tweaks .seg button.is-on{
  background: var(--teal-lt); color: var(--bg);
}
#tweaks .close{
  font-size: 11px; color: var(--ink-faint); letter-spacing: .1em;
}

/* ── Reduced motion ────────────────────────────── */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}
body.reduced-motion *{
  animation-duration: .01ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: .15s !important;
}

/* ── Misc utility ──────────────────────────────── */
.mono{ font-family: "JetBrains Mono", "Peyda", monospace }
.kbd{
  font-family: "JetBrains Mono", "Peyda", monospace;
  border: 1px solid var(--line-2);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--ink-dim);
}

/* base responsive */
@media (max-width: 900px){
  .station-grid{ grid-template-columns: 1fr; gap: 28px }
  .station-grid .frame{ min-height: 320px }
  .footer-grid{ grid-template-columns: 1fr; gap: 36px }
  .station-meter{ display:none }
  .hero-bottom{ flex-direction: column-reverse; gap: 18px; align-items: flex-start; }
  .hero-stats{ text-align: start }
  html[dir="rtl"] .hero-stats{ text-align: end }
  .nav .nav-link{ display: none }
}

/* ══════════════════════════════════════════════
   SecureFlow showcase
   ══════════════════════════════════════════════ */
.projects-room{ padding-bottom: 0 }
.sf-showcase{
  margin: 72px 0 96px;
  position: relative;
}
.sf-head{
  display:flex; flex-direction:column; gap: 18px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
}
.sf-titlewrap{
  display:flex; flex-direction: column; gap: 8px;
  align-items: flex-start;
}
.sf-title{
  margin: 0;
  font-size: clamp(36px, 5.4vw, 68px);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.04;
  text-wrap: balance;
}
.sf-title > span{ display: block }
.sf-title .sf-sep{ display: none }
.sf-title .sf-kicker{
  color: var(--teal-lt);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(20px, 2.2vw, 30px);
  line-height: 1.15;
  margin-top: 6px;
  letter-spacing: -.005em;
}
.sf-altlang{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--ink-faint);
}
.sf-oneline{
  font-size: clamp(18px, 1.6vw, 22px);
  color: var(--ink-dim);
  max-width: 52ch;
  margin: 8px 0 0;
  text-wrap: balance;
}

.sf-body{
  display:block;
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
}
.sf-intro p{
  font-size: var(--t-h3);
  color: var(--ink-dim);
  line-height: 1.6;
  margin: 0;
}
.sf-intro p b{ color: var(--ink); font-weight: 500 }

.sf-viz{ display: flex; flex-direction: column; gap: 12px }
.sf-frame{
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line-2);
  background: rgba(11,19,22,.6);
  backdrop-filter: blur(8px);
  border-radius: 4px;
  overflow: hidden;
}
#sf-building{
  position:absolute; inset:0;
  width:100%; height:100%;
}
.sf-film{
  position:absolute; inset:0; width:100%; height:100%; border:0; display:block;
  object-fit:cover; background:#070C0D;
}
.sf-poster{ position:absolute; inset:0; z-index:3; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:14px;
  background:radial-gradient(circle at 50% 42%, rgba(0,166,147,.12), #070C0D 70%); }
.sf-poster.is-gone{ display:none; }
.sf-play{ width:64px; height:64px; border-radius:50%; border:1px solid var(--teal-lt, #34CBB8); background:rgba(11,19,22,.7); color:var(--teal-lt,#34CBB8); cursor:pointer; display:grid; place-items:center; transition:transform .2s, background .2s; }
.sf-play:hover{ transform:scale(1.06); background:rgba(0,166,147,.18); }
.sf-play-ico{ font-size:22px; line-height:1; margin-left:3px; }
.sf-poster-cap{ font-family:"JetBrains Mono", monospace; font-size:11px; letter-spacing:.14em; color:var(--ink, #E8EEF0); text-transform:uppercase; }
.sf-poster-note{ font-family:"JetBrains Mono", monospace; font-size:9px; letter-spacing:.1em; color:var(--ink-faint, #8AA7A7); text-transform:uppercase; }
.sf-intro-below{ max-width: 74ch; margin: 30px auto 0; text-align:center; }
.sf-intro-below p{ margin:0 auto; text-align: justify; text-align-last: center; }
.sf-viz-cap{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: .12em;
  text-transform: uppercase;
  text-align: center;
}

.sf-tag{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--teal-lt);
  display:inline-flex; align-items:center; gap: 10px;
  align-self: flex-start;
}
.sf-tag::before{
  content:""; width:24px; height:1px; background: var(--teal);
}
/* organs row */
.sf-organs-title, .sf-why-title, .sf-roadmap-head, .sf-proof-head, .more-head{
  margin-bottom: 28px;
}
.sf-organs{ padding: 56px 0; border-bottom: 1px solid var(--line) }
.sf-organs-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.sf-organ-card{
  background: var(--bg);
  padding: 24px 22px;
  display:flex; flex-direction:column; gap: 12px;
  min-height: 200px;
  transition: background .35s var(--ease-out);
}
.sf-organ-card:hover{ background: rgba(0,166,147,.06) }
.sf-organ-card .o-num{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--teal-lt);
}
.sf-organ-card .o-tag{
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -.01em;
}
.sf-organ-card .o-pillar{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-top: -6px;
}
.sf-organ-card .o-body{
  color: var(--ink-dim);
  font-size: 14px;
  line-height: 1.55;
  flex: 1;
}
.sf-organ-card .o-chip{
  display:inline-flex; align-self: flex-start;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 10px;
  letter-spacing: .06em;
  color: var(--teal-lt);
  padding: 5px 10px;
  border: 1px solid var(--teal-dk);
  border-radius: 999px;
  background: var(--teal-faint);
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Why grid */
.sf-why{ padding: 56px 0; border-bottom: 1px solid var(--line) }
.sf-why-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 64px;
}
.sf-why-item h5{
  margin: 0 0 8px;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -.01em;
}
.sf-why-item p{
  margin: 0;
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.6;
}

/* Proof */
.sf-proof{ padding: 56px 0; border-bottom: 1px solid var(--line) }
.sf-proof-head h4{
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 500;
  letter-spacing: -.01em;
  margin: 0;
}
.sf-proof-body{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 24px;
  align-items: center;
}
.sf-proof-body p{
  color: var(--ink-dim);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
}
.sf-loop{
  display:flex; align-items:center; justify-content:space-between;
  gap: 10px;
  padding: 24px;
  border: 1px solid var(--line-2);
  border-radius: 4px;
  background: rgba(11,19,22,.4);
}
.sf-loop .step{
  display:flex; flex-direction:column; align-items:center; gap: 8px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-dim);
  position: relative;
}
.sf-loop .step .dot{
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--teal-dk);
  display:grid; place-items: center;
  color: var(--teal-lt);
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  transition: all .3s var(--ease-out);
}
.sf-loop .step.is-active .dot{
  border-color: var(--teal-lt);
  background: var(--teal-lt);
  color: var(--bg);
  box-shadow: var(--teal-glow);
}
.sf-loop .arrow{
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--teal-dk), var(--teal-lt));
  position: relative;
}
html[dir="rtl"] .sf-loop .arrow{
  background: linear-gradient(-90deg, var(--teal-dk), var(--teal-lt));
}

/* Roadmap */
.sf-roadmap{ padding: 56px 0 0 }
.sf-roadmap-head{ display: flex; align-items: baseline; gap: 28px; flex-wrap: wrap; margin-bottom: 28px }
.sf-roadmap-head p{ margin: 0; color: var(--ink-faint); font-size: 12px; letter-spacing: .04em }
.sf-roadmap-list{
  display: flex; gap: 10px; flex-wrap: wrap;
}
.sf-roadmap-list .chip{
  display:inline-flex; align-items:center; gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-dim);
}
.sf-roadmap-list .chip::before{
  content:""; width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-faint);
  border: 1px solid var(--ink-faint);
  background: transparent;
}

/* coming-soon Flow grid */
.more-head{ margin-top: 96px; margin-bottom: 32px }
.soon-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 120px;
  mask-image: linear-gradient(to bottom, #000 0%, #000 18%, rgba(0,0,0,0.55) 42%, rgba(0,0,0,0.22) 72%, rgba(0,0,0,0.05) 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 18%, rgba(0,0,0,0.55) 42%, rgba(0,0,0,0.22) 72%, rgba(0,0,0,0.05) 100%);
}
.flow-cell{
  background: rgba(0,166,147,0.025);
  border: 1px solid rgba(0,166,147,0.18);
  border-radius: 10px;
  padding: 26px 24px;
  display: flex; flex-direction: column; gap: 10px;
  min-height: 130px;
  justify-content: center;
  transition: border-color .35s var(--ease-out), background .35s var(--ease-out);
}
.flow-cell .flow-en{
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 500;
  color: var(--teal-lt);
  letter-spacing: .02em;
  line-height: 1.2;
}
.flow-cell .flow-fa{
  font-size: 14px;
  color: var(--ink-dim);
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.4;
}
.flow-cell.flow-more{
  border-style: dashed;
  border-color: rgba(0,166,147,0.32);
  background: transparent;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.flow-cell.flow-more .flow-en{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--ink-dim);
  font-weight: 400;
}

/* legacy soon-cell rules retained for safety but unused now */

/* ══════════════════════════════════════════════
   Contact
   ══════════════════════════════════════════════ */
.contact-room{ background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); padding-block: 140px 96px }
.contact-grid{
  display:grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.contact-left h2{ font-size: clamp(32px, 4vw, 56px); margin-top: 16px }
.contact-right{
  display: flex; flex-direction: column; gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.contact-card{
  display:grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 22px 26px;
  background: var(--bg);
  transition: background .35s var(--ease-out);
  font-size: 18px;
  min-width: 0;
}
.contact-card:hover{ background: rgba(0,166,147,.06) }
.contact-card .cc-lbl{
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.contact-card .cc-val{
  font-weight: 500;
  font-feature-settings: "tnum";
  letter-spacing: -.005em;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: normal;
  line-height: 1.3;
}
.contact-card .cc-arrow{
  width: 32px; height: 32px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  position: relative;
  transition: all .25s var(--ease-out);
}
.contact-card .cc-arrow::before,
.contact-card .cc-arrow::after{
  content:""; position:absolute;
  background: var(--ink);
}
.contact-card .cc-arrow::before{
  top: 50%; left: 8px; right: 8px;
  height: 1px;
}
.contact-card .cc-arrow::after{
  width: 8px; height: 8px;
  right: 8px; top: 50%;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background: none;
  transform: translateY(-50%) rotate(-45deg);
}
html[dir="rtl"] .contact-card .cc-arrow{ transform: scaleX(-1) }
.contact-card:hover .cc-arrow{
  background: var(--teal-lt);
  border-color: var(--teal-lt);
}
.contact-card:hover .cc-arrow::before,
.contact-card:hover .cc-arrow::after{ background: var(--bg) }
.contact-card:hover .cc-arrow::after{
  border-right-color: var(--bg);
  border-bottom-color: var(--bg);
}

/* ══════════════════════════════════════════════
   Hamburger + Station map overlay
   ══════════════════════════════════════════════ */
.hamburger{
  display: inline-flex; flex-direction: column; gap: 4px;
  width: 28px; height: 28px;
  align-items: center; justify-content: center;
  margin-inline-start: 8px;
}
.hamburger span{
  display:block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  transition: all .25s var(--ease-out);
}
.hamburger:hover span{ background: var(--teal-lt) }

#station-map{
  position: fixed; inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease-out), visibility 0s linear .35s;
}
#station-map.is-open{
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
  transition: opacity .35s var(--ease-out), visibility 0s linear 0s;
}
.sm-backdrop{
  position:absolute; inset:0;
  background: rgba(7,12,13,.88);
  backdrop-filter: blur(20px);
}
.sm-panel{
  position: absolute;
  inset: clamp(20px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  gap: 48px;
}
.sm-head{
  display:flex; align-items: flex-start; justify-content: space-between;
  gap: 32px;
}
.sm-head h2{
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.04;
  margin: 12px 0 0;
}
.sm-close{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--line-2);
  border-radius: 999px;
  padding: 10px 18px;
  transition: all .25s var(--ease-out);
}
.sm-close:hover{ color: var(--ink); border-color: var(--teal-lt) }
.sm-grid{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  flex: 1;
  max-height: 320px;
}
.sm-cell{
  background: var(--bg);
  padding: 28px 22px;
  display:flex; flex-direction: column; gap: 12px;
  text-align: start;
  transition: all .3s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.sm-cell:hover{ background: rgba(0,166,147,.08) }
.sm-cell .sm-id{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--teal-lt);
}
.sm-cell .sm-name{
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 500;
  letter-spacing: -.01em;
  margin-top: auto;
}
.sm-cell .sm-pillar{
  font-family: "JetBrains Mono", "Peyda", monospace;
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.sm-cell::after{
  content:"";
  position: absolute;
  inset: auto 22px 22px auto;
  width: 18px; height: 1px;
  background: var(--teal-lt);
  opacity: 0;
  transition: opacity .25s var(--ease-out), width .25s var(--ease-out);
}
html[dir="rtl"] .sm-cell::after{ inset: auto auto 22px 22px }
.sm-cell:hover::after{ opacity: 1; width: 28px }

/* eyebrow refinement to match new structure */
.eyebrow .sep{ color: var(--ink-faint); margin-inline: 2px }
.eyebrow .pillar{ color: var(--ink-dim); text-transform: none }

/* responsive */
@media (max-width: 1100px){
  .sf-organs-grid{ grid-template-columns: repeat(3, 1fr) }
  .sm-grid{ grid-template-columns: repeat(3, 1fr); max-height: none }
}
@media (max-width: 900px){
  .sf-body{ grid-template-columns: 1fr }
  .sf-proof-body{ grid-template-columns: 1fr; gap: 28px }
  .sf-organs-grid{ grid-template-columns: repeat(2, 1fr) }
  .sf-why-grid{ grid-template-columns: 1fr; gap: 20px }
  .soon-grid{ grid-template-columns: repeat(2, 1fr) }
  .contact-grid{ grid-template-columns: 1fr }
  .contact-card{ grid-template-columns: 80px 1fr auto; padding: 18px 20px; font-size: 16px }
  .sm-grid{ grid-template-columns: repeat(2, 1fr) }
}
@media (max-width: 600px){
  .soon-grid{ grid-template-columns: 1fr }
  .sf-organs-grid{ grid-template-columns: 1fr }
  .sm-grid{ grid-template-columns: 1fr }
}
/* ── condensed language dropdown ── */
.lang{ position: relative; }
.lang-current{ display:inline-flex; align-items:center; gap:6px; cursor:pointer; background:none; border:0; color:inherit; font:inherit; padding:4px 6px; }
.lang-caret{ font-size:9px; opacity:.6; transition: transform .2s ease; }
.lang.open .lang-caret{ transform: rotate(180deg); }
.lang-menu{ position:absolute; top:calc(100% + 8px); inset-inline-end:0; display:flex; flex-direction:column; gap:2px; padding:6px;
  background:#11181A; border:1px solid #00735F; border-radius:10px; opacity:0; visibility:hidden; transform:translateY(-6px);
  transition:opacity .2s ease, transform .2s ease, visibility .2s; z-index:60; min-width:96px; box-shadow:0 12px 40px rgba(0,0,0,.5); }
.lang.open .lang-menu{ opacity:1; visibility:visible; transform:none; }
.lang-menu button{ text-align:start; padding:7px 12px; border-radius:6px; cursor:pointer; white-space:nowrap; background:none; border:0; color:var(--ink-dim,#8AA7A7); font:inherit; font-size:12px; letter-spacing:.08em; }
.lang-menu button:hover{ background:rgba(0,166,147,.14); color:#34CBB8; }
.lang-menu button.is-active{ background:rgba(0,166,147,.18); color:#34CBB8; font-weight:500; }
.lang-cur-label{ color:#34CBB8; }

.hero-top{ justify-content: flex-end; }

/* ── Arabic & Russian language tuning (added for i18n expansion) ── */
html[lang="ar"] body{ font-family: "Peyda", "Vazirmatn", "Noto Naskh Arabic", system-ui, sans-serif; }
html[lang="ru"] body,
html[lang="ru"] h1, html[lang="ru"] h2, html[lang="ru"] h3,
html[lang="ru"] .hero .line, html[lang="ru"] .display{
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
}

/* ── Headings used as eyebrows keep the eyebrow look (added for AI/SEO heading structure) ── */
h2.eyebrow, h3.eyebrow, h4.eyebrow{ margin:0; font-weight:inherit; }
.sm-sub{ font-size:20px; font-weight:600; margin:2px 0 0; line-height:1.3; }
.footer-about{ font-size:12px; line-height:1.75; color:var(--ink-faint,#8AA7A7); margin-top:22px; max-width:36ch; }


/* ── Menu follows document direction (RTL for fa/ar, LTR for en/ru) ── */
.site-header, .nav, .lang, .lang-menu, #station-map, .sm-panel, .sm-grid{ direction: inherit; }
html[dir="rtl"] .lang-menu{ text-align: right; }
html[dir="ltr"] .lang-menu{ text-align: left; }

/* ── #4: Flow-family projects reveal — staggered, row-by-row (diagonal slope) ── */
html.js-anim .flow-cell{ opacity: 0; transform: translateY(18px);
  transition: opacity .55s var(--ease-out), transform .55s var(--ease-out); will-change: opacity, transform; }
.flow-cell.in{ opacity: 1; transform: none; }
body.reduced-motion .flow-cell{ opacity: 1; transform: none; transition: none; }
@media (prefers-reduced-motion: reduce){ .flow-cell{ opacity: 1; transform: none; transition: none; } }

/* ── #5: Location pin — brand color + label ── */
.footer-map .loc-pin .loc-pin-label{
  position: absolute; left: 50%; transform: translateX(-50%); top: -32px; white-space: nowrap;
  font-family: "Peyda", "JetBrains Mono", monospace; font-size: 12px; font-weight: 600; letter-spacing: .04em;
  color: #DCEFEC; background: rgba(7,12,13,.82); padding: 4px 10px; border-radius: 7px;
  border: 1px solid var(--teal-dk, #00735F); box-shadow: 0 6px 18px rgba(0,0,0,.45); pointer-events: none;
}
.footer-map .loc-pin .loc-pin-label::after{
  content: ""; position: absolute; left: 50%; bottom: -5px; transform: translateX(-50%);
  border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 5px solid var(--teal-dk, #00735F);
}