/* ══════════════════════════════════════════════════════════
   IranCTech — dark / bento build
   Deep navy canvas · luminous accents · asymmetric tiles
   ══════════════════════════════════════════════════════════ */

@font-face{font-family:"Yekan Bakh";src:url("fonts/YekanBakh-300.woff2") format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:"Yekan Bakh";src:url("fonts/YekanBakh-400.woff2") format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Yekan Bakh";src:url("fonts/YekanBakh-500.woff2") format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Yekan Bakh";src:url("fonts/YekanBakh-700.woff2") format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Yekan Bakh";src:url("fonts/YekanBakh-800.woff2") format("woff2");font-weight:800;font-display:swap}

:root{
  --bg:#03121f;
  --bg-2:#061e33;
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.17);
  --fill:rgba(255,255,255,.04);
  --fill-2:rgba(255,255,255,.07);
  --tx:#e9f2f8;
  --tx-2:rgba(233,242,248,.62);
  --tx-3:rgba(233,242,248,.4);
  --blue:#2b93ff;
  --cyan:#12d5c5;
  --accent:linear-gradient(120deg,#2b93ff,#12d5c5);
  --shell:1240px;
  --gut:24px;
  --r:20px;
  --r-lg:26px;
  --ease:cubic-bezier(.2,.7,.25,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--tx);
  font-family:"Yekan Bakh",system-ui,sans-serif;font-weight:400;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.45;letter-spacing:-.02em}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit;background:none;border:0}
svg{display:block}
::selection{background:rgba(18,213,197,.3)}

.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gut)}

/* film grain */
.grain{
  position:fixed;inset:0;z-index:200;pointer-events:none;opacity:.32;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .85s var(--ease),transform .85s var(--ease)}
.reveal[data-d="1"]{transition-delay:.09s}
.reveal[data-d="2"]{transition-delay:.18s}
.reveal[data-d="3"]{transition-delay:.27s}
.reveal[data-d="4"]{transition-delay:.36s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .aurora i,.sweep,.shine{animation:none!important}
}

/* spotlight that follows the cursor */
[data-spot]{position:relative;isolation:isolate}
[data-spot]::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:0;
  background:radial-gradient(360px circle at var(--mx,50%) var(--my,50%),rgba(18,213,197,.14),transparent 62%);
  opacity:0;transition:opacity .45s var(--ease);
}
[data-spot]:hover::before{opacity:1}
[data-spot] > *{position:relative;z-index:1}

/* ════ NAV ════ */
.navbar{position:fixed;inset-block-start:16px;inset-inline:0;z-index:100;display:flex;justify-content:center;padding-inline:var(--gut)}
.nav-pill{
  display:flex;align-items:center;gap:28px;width:100%;max-width:var(--shell);
  height:60px;padding:0 10px 0 10px;border:1px solid var(--line);border-radius:999px;
  background:rgba(4,20,34,.62);backdrop-filter:saturate(170%) blur(20px);
  transition:background .4s,border-color .4s,box-shadow .4s;
}
.navbar.stuck .nav-pill{background:rgba(4,20,34,.85);border-color:var(--line-2);box-shadow:0 18px 50px rgba(0,0,0,.4)}

.logo{display:inline-flex;align-items:center;gap:9px;padding-inline-start:12px;flex-shrink:0}
/* the foundation's globe mark — the wordmark beside it stays as type */
.logo-mark{width:34px;height:auto;display:block;flex-shrink:0}
.logo-text{font-weight:800;font-size:17px;letter-spacing:-.02em}

.nav-links{display:flex;gap:2px;margin-inline-end:auto}
.nav-links a{
  position:relative;font-size:14.5px;color:var(--tx-2);padding:8px 14px;border-radius:999px;
  transition:color .3s,background .3s;
}
.nav-links a:hover{color:var(--tx);background:var(--fill)}

.nav-cta{display:flex;align-items:center;gap:8px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:999px;font-size:14.5px;font-weight:500;
  white-space:nowrap;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s,border-color .35s,color .35s;
}
.btn.lg{height:52px;padding:0 30px;font-size:15.5px}
.btn-ghost{color:var(--tx-2)}
.btn-ghost:hover{color:var(--tx)}
.btn-glow{
  background:var(--accent);color:#03121f;font-weight:700;
  box-shadow:0 0 0 1px rgba(18,213,197,.3),0 10px 30px -10px rgba(18,213,197,.55);
}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,213,197,.45),0 18px 44px -12px rgba(18,213,197,.75)}
.btn-line{border:1px solid var(--line-2);color:var(--tx)}
.btn-line:hover{border-color:rgba(18,213,197,.55);background:var(--fill);transform:translateY(-2px)}

/* flex-column, not grid: grid rows stretch to fill the button and push the
   two bars ~20px apart, which also breaks the X. padding must be reset too —
   buttons carry a UA default of 1px 6px. */
.hamb{
  display:none;width:44px;height:44px;padding:0;border:0;border-radius:999px;cursor:pointer;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  -webkit-tap-highlight-color:transparent;transition:background .25s var(--ease);
}
.hamb:hover,.hamb:focus-visible{background:var(--fill)}
.hamb span{display:block;width:18px;height:2px;background:var(--tx);border-radius:2px;transition:transform .3s var(--ease)}
.hamb[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
.hamb[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}

/* ════ HERO ════ */
.hero{position:relative;padding:clamp(120px,15vw,190px) 0 clamp(60px,7vw,90px);overflow:hidden;text-align:center}
.aurora{position:absolute;inset:0;pointer-events:none;filter:blur(80px);opacity:.75}
.aurora i{position:absolute;display:block;border-radius:50%}
.aurora .a1{width:46vw;height:46vw;background:rgba(0,119,217,.4);top:-16vw;right:6vw;animation:float1 22s ease-in-out infinite}
.aurora .a2{width:38vw;height:38vw;background:rgba(18,213,197,.28);top:-8vw;left:4vw;animation:float2 26s ease-in-out infinite}
.aurora .a3{width:52vw;height:30vw;background:rgba(0,70,140,.42);top:18vw;left:20vw;animation:float1 30s ease-in-out infinite reverse}
@keyframes float1{50%{transform:translate3d(-4vw,3vw,0) scale(1.08)}}
@keyframes float2{50%{transform:translate3d(3vw,4vw,0) scale(.94)}}

.hero-in{position:relative}
.pill{
  display:inline-flex;align-items:center;gap:10px;font-size:13.5px;color:var(--tx-2);
  border:1px solid var(--line);border-radius:999px;padding:7px 8px 7px 16px;
  background:var(--fill);margin-bottom:30px;transition:border-color .35s,color .35s,background .35s;
}
.pill:hover{border-color:rgba(18,213,197,.45);color:var(--tx);background:var(--fill-2)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(18,213,197,.16);flex-shrink:0}
.pill-ar{color:var(--cyan)}

.hero h1{
  font-size:clamp(38px,6.6vw,84px);font-weight:800;line-height:1.28;letter-spacing:-.04em;
  margin-bottom:26px;
}
.shine{
  background:linear-gradient(100deg,#2b93ff 0%,#12d5c5 40%,#9df3ea 55%,#12d5c5 70%,#2b93ff 100%);
  background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shine 7s linear infinite;
}
@keyframes shine{to{background-position:-220% 0}}

.sub{font-size:clamp(15.5px,1.4vw,18.5px);color:var(--tx-2);max-width:62ch;margin:0 auto 36px;line-height:1.9}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:clamp(44px,6vw,72px)}

.trust{
  display:flex;flex-wrap:wrap;justify-content:center;gap:12px 40px;
  padding-top:28px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--tx-3);
}

/* ════ SECTION SHELL ════ */
.section{padding-block:clamp(60px,8vw,110px)}
.tagline{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--cyan);
  margin-bottom:16px;
}
.tagline i{width:18px;height:1px;background:var(--cyan);display:block;opacity:.7}
.tagline.center{justify-content:center}

.head{margin-bottom:clamp(30px,4vw,48px)}
.head h2{font-size:clamp(26px,3.5vw,44px);font-weight:800;letter-spacing:-.035em;line-height:1.36}
.head > p{color:var(--tx-2);font-size:16px;max-width:56ch;margin-top:14px}
.head.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px 48px;align-items:end}
.head-side p{color:var(--tx-2);font-size:15.5px}
.head-btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}

/* ════ BENTO ════ */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.tile{
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.017));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 26px 26px;
  transition:border-color .45s var(--ease),transform .45s var(--ease);
}
.tile:hover{border-color:rgba(18,213,197,.3);transform:translateY(-3px)}
.tile > header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.tile h3{font-size:17px;font-weight:700}
.chip{font-size:11.5px;color:var(--tx-3);border:1px solid var(--line);border-radius:999px;padding:3px 11px}
.t-note{font-size:14px;color:var(--tx-2);line-height:1.8}
.tile-link{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--cyan);
  margin-top:18px;transition:gap .3s var(--ease);
}
.tile-link i{font-style:normal;transition:transform .3s var(--ease)}
.tile-link:hover{gap:11px}
.tile-link:hover i{transform:translateX(-3px)}

.t-chain{grid-column:span 7;grid-row:span 2}
.t-stats{grid-column:span 5}
.t-radar{grid-column:span 5}
.t-index{grid-column:span 4}
.t-live {grid-column:span 4}
.t-net  {grid-column:span 4}

/* chain */
.chain{position:relative}
.chain::before{content:"";position:absolute;inset-block:14px;inset-inline-start:13px;width:1px;background:linear-gradient(var(--cyan),rgba(43,147,255,.35),transparent)}
.chain li{
  display:grid;grid-template-columns:28px 1fr;gap:4px 16px;align-items:baseline;
  padding:11px 0;transition:opacity .3s;
}
.chain b{
  grid-row:span 2;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  font-size:11px;font-weight:500;color:var(--tx-2);background:var(--bg);
  border:1px solid var(--line-2);transition:.35s var(--ease);
}
.chain li:hover b{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 0 4px rgba(18,213,197,.1)}
.chain span{font-size:16px;font-weight:700}
.chain em{font-style:normal;font-size:13.5px;color:var(--tx-2);line-height:1.75}

/* stats */
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 20px}
.stat-grid b{
  display:block;font-size:clamp(30px,3.2vw,42px);font-weight:800;letter-spacing:-.04em;line-height:1.15;
  background:var(--accent);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-grid span{display:block;font-size:13px;color:var(--tx-2);margin-top:2px}

/* radar */
.radar-wrap{display:grid;grid-template-columns:1fr 132px;gap:18px;align-items:center}
.radar{width:100%;height:auto}
.radar .rr{fill:none;stroke:rgba(255,255,255,.1)}
.radar .rl{stroke:rgba(255,255,255,.07)}
.radar .sweep path{fill:url(#none);fill:rgba(18,213,197,.13)}
.radar .sweep{transform-origin:120px 120px;animation:spin 8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.radar .blips circle{fill:var(--cyan)}
.radar .blips circle:nth-child(even){fill:var(--blue)}
.radar-key li{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--tx-2);padding:4px 0}
.radar-key i{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.radar-key b{margin-inline-start:auto;font-weight:500;color:var(--tx-3);font-size:12px}
.radar-key .k1{background:var(--cyan)}
.radar-key .k2{background:var(--blue)}
.radar-key .k3{background:#5f7f97}
.radar-key .k4{background:#2f4a60}

/* index bars */
.bars li{display:grid;grid-template-columns:78px 1fr 28px;gap:12px;align-items:center;padding:7px 0}
.bars span{font-size:13.5px;color:var(--tx-2)}
.bars i{display:block;height:5px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.bars b{display:block;height:100%;width:0;border-radius:999px;background:var(--accent);transition:width 1.2s var(--ease)}
.bars.go b{width:var(--v)}
.bars em{font-style:normal;font-size:12.5px;color:var(--tx-3);text-align:left}

/* live feed */
.live{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;color:var(--cyan)}
.live i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 2s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25;transform:scale(.8)}}
.feed li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;
}
.feed li:last-child{border-bottom:0}
.feed em{font-style:normal;font-size:11.5px;color:var(--tx-3);flex-shrink:0}

/* network tile */
.avatars{display:flex;margin-bottom:16px}
.avatars span{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  font-size:12px;font-weight:700;color:var(--tx-2);
  background:var(--bg-2);border:1px solid var(--line-2);margin-inline-start:-10px;
}
.avatars span:first-child{margin-inline-start:0}
.avatars .more{background:transparent;color:var(--cyan);border-color:rgba(18,213,197,.4);font-size:11px}

/* ════ PROBLEM CARDS ════ */
.pcards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pcard{
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.017));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;
  display:flex;flex-direction:column;
  transition:border-color .45s var(--ease),transform .45s var(--ease);
}
.pcard:hover{border-color:rgba(18,213,197,.3);transform:translateY(-4px)}
.pcard-cat{font-size:12px;color:var(--cyan);margin-bottom:14px}
.pcard h3{font-size:19px;font-weight:700;line-height:1.6;margin-bottom:10px}
.pcard > p{font-size:14.5px;color:var(--tx-2);line-height:1.8;margin-bottom:22px}
.pcard footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:18px;border-top:1px solid var(--line)}
.tags{display:flex;gap:6px}
.tags i{font-style:normal;font-size:11px;color:var(--tx-3);border:1px solid var(--line);border-radius:7px;padding:3px 9px}
.state{font-size:12px;color:var(--tx-3);display:inline-flex;align-items:center;gap:6px}
.state::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--tx-3)}
.state.on{color:var(--cyan)}
.state.on::before{background:var(--cyan);box-shadow:0 0 0 3px rgba(18,213,197,.15)}

/* ════ TECH CLOUD ════ */
.cloud{display:flex;flex-wrap:wrap;gap:12px}
.cl{
  display:inline-flex;align-items:center;gap:12px;
  border:1px solid var(--line);border-radius:999px;padding:12px 12px 12px 22px;
  background:var(--fill);font-size:15px;
  transition:border-color .35s var(--ease),background .35s,transform .35s var(--ease),color .35s;
}
.cl i{
  font-style:normal;font-size:11px;font-weight:700;color:var(--tx-3);
  width:32px;height:32px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.05);transition:.35s var(--ease);
}
.cl.md{font-size:17px;padding-block:14px}
.cl.lg{font-size:19px;padding-block:16px;font-weight:500}
.cl:hover{border-color:rgba(18,213,197,.45);background:var(--fill-2);transform:translateY(-3px)}
.cl:hover i{background:var(--accent);color:#03121f}

/* ════ NETWORK ════ */
.net-tools{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:18px}

.segs{display:flex;flex-wrap:wrap;gap:6px;border:1px solid var(--line);border-radius:999px;padding:5px;background:var(--fill)}
.seg{font-size:13.5px;color:var(--tx-2);padding:7px 15px;border-radius:999px;cursor:pointer;transition:.3s var(--ease)}
.seg:hover{color:var(--tx)}
.seg.is-on{background:var(--accent);color:#03121f;font-weight:700}

.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.node{
  border:1px solid var(--line);border-radius:var(--r);padding:20px;background:var(--fill);
  transition:border-color .4s var(--ease),transform .4s var(--ease),background .4s;
}
.node.hide{display:none}
.node:hover{border-color:rgba(18,213,197,.35);transform:translateY(-3px);background:var(--fill-2)}
.node-av{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-size:12px;font-weight:700;color:var(--cyan);
  background:rgba(18,213,197,.1);border:1px solid rgba(18,213,197,.22);margin-bottom:16px;
}
.node h4{font-size:15px;font-weight:600;line-height:1.55}
.node p{font-size:12.5px;color:var(--tx-2);margin-top:3px}
.node em{font-style:normal;display:block;font-size:11.5px;color:var(--tx-3);margin-top:12px}
.net-empty{grid-column:1/-1;text-align:center;color:var(--tx-2);padding:44px 0;font-size:15px}

/* ════ WORK ════ */
.wcards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:26px}
.wcard{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:14px 14px 26px;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.017));
  transition:border-color .45s var(--ease),transform .45s var(--ease);
}
.wcard:hover{border-color:rgba(18,213,197,.3);transform:translateY(-4px)}
.w-art{
  height:165px;border-radius:16px;margin-bottom:22px;position:relative;overflow:hidden;
  display:grid;place-items:center;
}
.w-art span{font-size:52px;font-weight:800;color:rgba(255,255,255,.22);letter-spacing:-.04em}
.w-art::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:28px 28px;
}
.g1{background:linear-gradient(140deg,#062a48,#0b4a78 60%,#0077d9)}
.g2{background:linear-gradient(140deg,#03384f,#0a7f8e 55%,#12d5c5)}
.g3{background:linear-gradient(140deg,#041c30,#0d3c63 55%,#2b93ff)}
.w-kind{display:block;font-size:12px;color:var(--cyan);margin:0 12px 10px}
.wcard h3{font-size:18px;font-weight:700;line-height:1.6;margin:0 12px 8px}
.wcard p{font-size:14px;color:var(--tx-2);line-height:1.8;margin:0 12px}
.wcard .tile-link{margin-inline-start:12px}

.news{border-top:1px solid var(--line)}
.news li{
  display:grid;grid-template-columns:110px 84px 1fr 22px;gap:18px;align-items:center;
  padding:18px 6px;border-bottom:1px solid var(--line);cursor:pointer;
  transition:background .35s var(--ease),padding-inline .35s var(--ease);
}
.news li:hover{background:var(--fill);padding-inline:16px}
.news time{font-size:12.5px;color:var(--tx-3)}
.n-kind{font-size:11.5px;color:var(--cyan);border:1px solid rgba(18,213,197,.25);border-radius:999px;padding:3px 0;text-align:center}
.news h4{font-size:15.5px;font-weight:500;line-height:1.7}
.news i{font-style:normal;color:var(--tx-3);text-align:left;transition:transform .3s var(--ease),color .3s}
.news li:hover i{transform:translateX(-4px);color:var(--cyan)}

/* ════ JOIN ════ */
.join{position:relative;padding-block:clamp(66px,9vw,120px);overflow:hidden;text-align:center}
.join-glow{
  position:absolute;inset-block-start:-40%;inset-inline-start:50%;transform:translateX(-50%);
  width:min(1100px,120vw);aspect-ratio:2/1;pointer-events:none;
  background:radial-gradient(closest-side,rgba(18,213,197,.2),rgba(43,147,255,.12) 55%,transparent 75%);
}
.join-in{position:relative}
.join h2{font-size:clamp(28px,4.2vw,52px);font-weight:800;letter-spacing:-.04em;line-height:1.32;margin-bottom:16px}
.join > .shell > p{color:var(--tx-2);font-size:16.5px;max-width:52ch;margin:0 auto clamp(34px,4vw,52px)}
.paths{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;text-align:right}
.paths a{
  display:block;border:1px solid var(--line);border-radius:var(--r);padding:22px;
  background:var(--fill);transition:border-color .4s var(--ease),transform .4s var(--ease),background .4s;
}
.paths a:hover{border-color:rgba(18,213,197,.45);transform:translateY(-3px);background:var(--fill-2)}
.paths b{display:block;font-size:18px;font-weight:700;margin-bottom:5px}
.paths span{display:block;font-size:13px;color:var(--tx-2)}
.paths i{font-style:normal;display:block;color:var(--cyan);margin-top:16px;transition:transform .3s var(--ease)}
.paths a:hover i{transform:translateX(-5px)}

/* ════ FOOTER ════ */
.foot{border-top:1px solid var(--line);padding-block:clamp(44px,6vw,68px) 0;background:#020d17}
.foot-grid{display:grid;grid-template-columns:1.7fr repeat(3,.8fr) 1fr;gap:clamp(22px,3vw,44px);padding-bottom:44px}
.foot-logo{width:170px;height:auto;display:block;margin-bottom:6px}
.foot-brand p{font-size:13.5px;color:var(--tx-2);line-height:1.9;margin:14px 0 20px;max-width:34ch}
.social{display:flex;gap:8px}
.social a{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line);font-size:11px;color:var(--tx-3);transition:.3s var(--ease);
}
.social a:hover{background:var(--accent);border-color:transparent;color:#03121f;transform:translateY(-2px)}
.foot h5{font-size:13.5px;font-weight:700;margin-bottom:16px}
.foot nav,.foot-contact{display:flex;flex-direction:column;align-items:start;gap:10px}
.foot nav a,.foot-contact a{font-size:13.5px;color:var(--tx-2);transition:color .25s}
.foot nav a:hover,.foot-contact a:hover{color:var(--cyan)}
.foot-contact p{font-size:13.5px;color:var(--tx-2)}
.foot-end{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);padding-block:20px;font-size:12.5px;color:var(--tx-3);
}
.motto{color:rgba(233,242,248,.24)}

/* ════ RESPONSIVE ════ */
@media (max-width:1100px){
  .t-chain{grid-column:span 12;grid-row:auto}
  .t-stats,.t-radar{grid-column:span 6}
  .t-index,.t-live,.t-net{grid-column:span 4}
  .net-grid{grid-template-columns:repeat(3,1fr)}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;inset-block-start:84px;inset-inline:var(--gut);flex-direction:column;gap:2px;
    background:rgba(4,20,34,.96);backdrop-filter:blur(20px);
    border:1px solid var(--line);border-radius:22px;padding:12px;
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.3s var(--ease);
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{padding:13px 16px;font-size:16px;border-radius:14px}
  .hamb{display:flex}
  .btn-ghost{display:none}

  .head.split{grid-template-columns:1fr;align-items:start}
  .t-stats,.t-radar,.t-index,.t-live,.t-net{grid-column:span 6}
  .pcards,.wcards{grid-template-columns:1fr}
  .net-grid{grid-template-columns:repeat(2,1fr)}
  .paths{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  :root{--gut:16px}
  .nav-pill{height:56px;gap:12px}
  .logo-text{font-size:16px}
  .hero{padding-top:118px}
  .pill{font-size:12.5px;padding:6px 8px 6px 13px;text-align:right;line-height:1.6}
  .trust{gap:8px 22px;font-size:12.5px}
  .bento{gap:12px}
  .tile{padding:20px}
  .t-stats,.t-radar,.t-index,.t-live,.t-net{grid-column:span 12}
  .stat-grid{gap:18px 14px}
  .radar-wrap{grid-template-columns:1fr}
  .radar{max-width:260px;margin-inline:auto}
  .radar-key{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
  .bars li{grid-template-columns:92px 1fr 28px}
  .net-grid,.paths{grid-template-columns:1fr}
  .news li{grid-template-columns:1fr auto;gap:8px 14px}
  .news time{grid-column:1}
  .n-kind{grid-column:2;grid-row:1;padding-inline:12px}
  .news h4{grid-column:1/-1;font-size:15px}
  .news i{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .btn.lg{height:48px;flex:1 1 auto}
  .cl.lg,.cl.md{font-size:15px;padding-block:12px}
}


/* ════ MESSAGE PAGES (error / not found) ════ */
.msg-page{min-height:72vh;display:grid;place-items:center;text-align:center;padding:140px 0 80px}
.msg-page h1{font-size:clamp(30px,4.4vw,52px);font-weight:800;letter-spacing:-.04em;margin-bottom:14px}
.msg-page p{color:var(--tx-2);margin-bottom:28px}

@media (max-width:640px){
  .logo-mark{width:30px}
  .foot-logo{width:140px}
}

/* ══════════════════════════════════════════════════════════
   صفحه‌های داخلی — اخبار، مسائل، پروژه‌ها، عضویت، پنل عضو
   ══════════════════════════════════════════════════════════ */
.shell.narrow{max-width:820px}
.muted{color:var(--tx-2)}
.hint{display:block;font-size:12.5px;color:var(--tx-3);margin-top:6px}
.inline-form{display:inline}
.hp{position:absolute!important;inset-inline-start:-9999px;width:1px;height:1px;overflow:hidden}
.nav-only-mobile{display:none}
.stretched{color:inherit}
.stretched::after{content:"";position:absolute;inset:0;z-index:2}
.pcard,.wcard,.post-card,.news li{position:relative}

.flash{padding-top:90px}
.flash p{
  margin:0;padding:14px 20px;border-radius:14px;font-size:14.5px;
  background:rgba(18,213,197,.1);border:1px solid rgba(18,213,197,.35);color:var(--tx);
}
.flash + .page .page-head{padding-top:clamp(32px,4vw,48px)}

/* سربرگ صفحه */
.page{min-height:60vh}
.page-head{padding:clamp(120px,14vw,168px) 0 clamp(28px,4vw,44px);position:relative;overflow:hidden}
.page-head::before{
  content:"";position:absolute;inset:-40% -10% auto;height:120%;pointer-events:none;
  background:radial-gradient(600px 300px at 80% 0%,rgba(0,119,217,.22),transparent 70%),
             radial-gradient(500px 260px at 15% 10%,rgba(18,213,197,.12),transparent 70%);
}
.page-head .shell{position:relative}
.page-head h1{font-size:clamp(28px,4.2vw,50px);font-weight:800;letter-spacing:-.04em;line-height:1.3}
.page-head .lead{color:var(--tx-2);font-size:clamp(15px,1.3vw,17.5px);max-width:62ch;margin-top:14px}
.page-head.compact{padding-bottom:18px}
.page-body{padding:clamp(20px,3vw,36px) 0 clamp(64px,8vw,110px)}
.page-actions{display:flex;justify-content:flex-start;margin-bottom:22px}
.empty-state{text-align:center;color:var(--tx-3);padding:60px 0;font-size:15px}

/* فهرست مطالب */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.post-card{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:14px 14px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.017));
  transition:border-color .45s var(--ease),transform .45s var(--ease);
}
.post-card:hover{border-color:rgba(18,213,197,.3);transform:translateY(-4px)}
.post-cover{display:block;aspect-ratio:16/9;border-radius:14px;overflow:hidden;margin-bottom:16px;background:linear-gradient(140deg,#062a48,#0b4a78 60%,#0077d9)}
.post-cover img{width:100%;height:100%;object-fit:cover;display:block}
.cover-fallback{display:grid;place-items:center;width:100%;height:100%;font-size:20px;font-weight:800;color:rgba(255,255,255,.35)}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--tx-3);margin:0 6px 10px}
.post-meta .n-kind{padding:3px 12px}
.post-card h2{font-size:17.5px;font-weight:700;line-height:1.6;margin:0 6px 8px}
.post-card h2 a{color:inherit}
.post-card h2 a::after{content:"";position:absolute;inset:0}
.post-card p{font-size:14px;color:var(--tx-2);line-height:1.8;margin:0 6px}

/* صفحه مقاله */
.article-head{padding:clamp(120px,14vw,160px) 0 26px}
.article-head h1{font-size:clamp(26px,3.8vw,44px);font-weight:800;letter-spacing:-.035em;line-height:1.35;margin:10px 0 14px}
.article-head .lead{color:var(--tx-2);font-size:clamp(15.5px,1.4vw,18px);line-height:1.9}
.article-cover{width:100%;border-radius:var(--r-lg);border:1px solid var(--line);margin-bottom:30px;display:block}
.back-link{display:inline-block;font-size:13.5px;color:var(--cyan);margin-bottom:18px}
.back-link:hover{text-decoration:underline}

.prose{font-size:16.5px;line-height:2.05;color:rgba(233,242,248,.86)}
.prose > * + *{margin-top:1em}
.prose h2{font-size:24px;font-weight:800;letter-spacing:-.02em;margin-top:1.6em;color:var(--tx)}
.prose h3{font-size:19px;font-weight:700;margin-top:1.4em;color:var(--tx)}
.prose a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-inline-start:1.4em}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li + li{margin-top:.35em}
.prose blockquote{border-inline-start:3px solid var(--cyan);padding:4px 18px;color:var(--tx-2);margin-inline:0}
.prose img{max-width:100%;height:auto;border-radius:14px;border:1px solid var(--line)}
.prose.small{font-size:14.5px}
.related{border-top:1px solid var(--line);margin-top:40px;padding-top:40px}
.related-title{font-size:18px;font-weight:700;margin-bottom:12px}

/* کارت‌ها و پنل‌ها */
.card-panel{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(20px,3vw,32px);
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.017));
}
.card-panel h2{font-size:19px;font-weight:700;margin-bottom:14px}
.narrow-panel{max-width:760px}
.cta-panel{text-align:center;margin-top:28px}
.cta-panel .btn{margin-top:14px}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.panel-row h2{margin:0}
.notice{
  padding:14px 18px;border-radius:14px;margin-bottom:18px;font-size:14px;line-height:1.9;
  background:rgba(255,196,77,.08);border:1px solid rgba(255,196,77,.3);color:#ffd98a;
}
.w-art.has-img{padding:0}
.w-art.has-img img{width:100%;height:100%;object-fit:cover}
.w-art.has-img::after{display:none}

/* سازمان‌ها */
.org-card{display:flex;flex-direction:column}
.node-logo{width:44px;height:44px;border-radius:12px;object-fit:contain;background:#fff;padding:4px;margin-bottom:16px}
.org-desc{font-size:13px!important;color:var(--tx-2)!important;line-height:1.8;margin-top:8px!important}
.org-card .tile-link{margin-top:auto;padding-top:12px}
.field-search{
  display:flex;align-items:center;gap:11px;flex:1 1 320px;max-width:440px;height:50px;
  border:1px solid var(--line);border-radius:999px;padding:0 20px;background:var(--fill);
}
.field-search svg{width:18px;height:18px;color:var(--tx-3);flex-shrink:0}
.field-search input{width:100%;outline:0;font-size:14.5px}
.field-search input::placeholder{color:var(--tx-3)}
.field-search:focus-within{border-color:rgba(18,213,197,.45);background:var(--fill-2)}

/* صفحه‌بندی */
.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:30px;font-size:14px;color:var(--tx-3)}
.pager a{color:var(--cyan);padding:8px 16px;border:1px solid var(--line);border-radius:999px}
.pager a:hover{border-color:rgba(18,213,197,.5)}

/* فرم‌ها */
.form{display:flex;flex-direction:column;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field label{font-size:13px;color:var(--tx-2)}
.field-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.input{
  width:100%;min-height:48px;padding:12px 16px;font-size:15px;line-height:1.7;color:var(--tx);
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:14px;
  transition:border-color .25s,background .25s,box-shadow .25s;
}
textarea.input{resize:vertical}
.input:focus{outline:0;border-color:rgba(18,213,197,.55);background:rgba(255,255,255,.06);box-shadow:0 0 0 4px rgba(18,213,197,.1)}
.input.input-validation-error{border-color:rgba(255,139,107,.7)}
.field-err{font-size:12.5px;color:#ff8b6b}
.field-err:empty,.field-validation-valid{display:none}
.form-alert{padding:12px 16px;border-radius:12px;font-size:13.5px;color:#ffb39e;background:rgba(255,139,107,.08);border:1px solid rgba(255,139,107,.3)}
.form-alert ul{margin:0;padding:0;list-style:none}
.validation-summary-valid{display:none}
.btn.wide{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ورود و عضویت */
.auth-page{display:grid;place-items:center;padding:clamp(120px,14vw,150px) 0 80px}
.auth-card{
  width:100%;max-width:440px;margin-inline:auto;text-align:center;
  border:1px solid var(--line);border-radius:26px;padding:clamp(24px,4vw,38px);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  box-shadow:0 30px 80px -30px rgba(0,0,0,.6);
}
.auth-card.wide-card{max-width:680px}
.auth-card .form{text-align:right;margin-top:22px}
.auth-card h1{font-size:24px;font-weight:800;letter-spacing:-.03em;margin-bottom:6px}
.auth-logo{margin:0 auto 14px;width:56px;height:auto}
.auth-switch{margin-top:20px;font-size:13.5px;color:var(--tx-3)}
.auth-switch a{color:var(--cyan)}
.role-pick{border:0;padding:0;margin:0}
.role-pick legend{font-size:13px;color:var(--tx-2);margin-bottom:10px;padding:0}
.role-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.role{position:relative;cursor:pointer}
.role input{position:absolute;opacity:0;pointer-events:none}
.role span{
  display:grid;place-items:center;min-height:52px;padding:8px;border-radius:14px;text-align:center;
  border:1px solid var(--line);background:var(--fill);font-size:13.5px;font-weight:500;color:var(--tx-2);
  transition:.25s var(--ease);
}
.role:hover span{border-color:var(--line-2);color:var(--tx)}
.role input:checked + span{border-color:rgba(18,213,197,.6);background:rgba(18,213,197,.1);color:var(--tx);box-shadow:0 0 0 3px rgba(18,213,197,.12)}
.role input:focus-visible + span{outline:2px solid var(--cyan);outline-offset:2px}

/* پنل عضو */
.member-nav{display:flex;flex-wrap:wrap;gap:6px;border:1px solid var(--line);border-radius:999px;padding:5px;background:var(--fill);margin-bottom:22px;width:fit-content;max-width:100%}
.member-nav a{font-size:13.5px;color:var(--tx-2);padding:7px 16px;border-radius:999px;transition:.25s var(--ease)}
.member-nav a:hover{color:var(--tx)}
.member-nav a.on{background:var(--accent);color:#03121f;font-weight:700}
.member-cols{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.item-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.item-list li:last-child{border-bottom:0}
.item-list a{color:var(--tx)}
.item-list a:hover{color:var(--cyan)}
.item-list small{display:block;font-size:12px;color:var(--tx-3);margin-top:3px}
.badge{display:inline-block;flex-shrink:0;font-size:11.5px;padding:3px 11px;border-radius:999px;border:1px solid var(--line);color:var(--tx-2);white-space:nowrap}
.badge.ok{color:#3ddba4;border-color:rgba(61,219,164,.35);background:rgba(61,219,164,.08)}
.badge.wait{color:#ffd98a;border-color:rgba(255,196,77,.35);background:rgba(255,196,77,.08)}
.badge.no{color:#ff8b6b;border-color:rgba(255,139,107,.35);background:rgba(255,139,107,.08)}
.status-pill{font-size:12.5px;padding:2px 10px;border-radius:999px;border:1px solid var(--line)}
.status-pill.s0{color:#ffd98a;border-color:rgba(255,196,77,.35)}
.status-pill.s1{color:#3ddba4;border-color:rgba(61,219,164,.35)}
.status-pill.s2{color:#ff8b6b;border-color:rgba(255,139,107,.35)}
.feed li a{color:var(--tx)}
.feed li a:hover{color:var(--cyan)}

@media (max-width:900px){
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .member-cols{grid-template-columns:1fr}
  .role-grid{grid-template-columns:repeat(2,1fr)}
  .nav-only-mobile{display:block}
  .nav-cta .btn-ghost{display:none}
  .nav-cta .inline-form .btn-line{height:36px;padding:0 14px;font-size:13px}
}
@media (max-width:640px){
  .post-grid,.field-2{grid-template-columns:1fr}
  .flash{padding-top:84px}
  .member-nav{border-radius:18px}
}