:root{
  --bg:#0b0b0f;--fg:#e9e9ef;--muted:#a7a7b3;--card:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.12);--max:1080px;--radius:24px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --grad1:conic-gradient(from 180deg at 50% 50%,#f0abfc,#a78bfa,#f472b6,#c026d3,#f0abfc);
  --glass-bg:rgba(20,10,35,.35);--glass-border:rgba(255,255,255,.15);
  --glass-border-hover:rgba(240,171,252,.45);
  --glass-blur:blur(40px) saturate(200%) brightness(1.08);
  --glass-shadow-inset:inset 0 1px 0 rgba(255,255,255,.15),inset 0 -1px 0 rgba(0,0,0,.2);
  --glass-shadow-outer:0 8px 40px rgba(0,0,0,.35),0 0 0 1px rgba(255,255,255,.05);
  --glass-highlight:radial-gradient(120% 80% at 50% -20%,rgba(255,255,255,.12),transparent 60%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
html,body{height:100%}
body{
  margin:0;font-family:"Vazirmatn",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;padding-top:64px;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{width:min(100%,var(--max));margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}

/* === SPLASH SCREEN === */
#splash-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.6s;
}
.splash-logo {
  width: clamp(100px, 20vw, 180px);
  height: auto;
  filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.4));
  animation: splashEnter 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  opacity: 0;
  transform: scale(0.9) translateY(10px);
}
.splash-tagline {
  margin-top: 24px;
  color: var(--muted);
  font-size: clamp(14px, 2vw, 16px);
  font-weight: 300;
  opacity: 0;
  animation: splashFadeIn 0.6s ease-out 0.4s forwards;
  letter-spacing: 0.5px;
}
.splash-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(ellipse at center, rgba(168, 85, 247, 0.15) 0%, transparent 70%);
  animation: pulse 3s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
}
@keyframes splashEnter {
  to { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes splashFadeIn { to { opacity: 1; } }
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.1); opacity: 0.3; }
}
#splash-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
body.splash-active { overflow: hidden; }

/* HERO */
#home{
  position:relative;
  overflow:hidden;
  min-height:calc(100vh - 64px);
  width:100%;
}
#hero-canvas{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  z-index:0;
  display:block;
}
#home::after{
  content:'';
  position:absolute;
  bottom:0;left:0;right:0;
  height:200px;
  background:linear-gradient(to bottom,transparent,var(--bg));
  z-index:1;
  pointer-events:none;
}
.hero-content{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  min-height:calc(100vh - 64px);
  padding-block:clamp(48px,10vh,120px);
  gap:24px;
  padding-inline:clamp(16px,4vw,32px);
}

/* NAV */
nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border-bottom:1px solid var(--glass-border);
  box-shadow:var(--glass-shadow-inset),var(--glass-shadow-outer);
  transition:background .3s ease,box-shadow .3s ease;
}
nav.scrolled{
  background:rgba(20,10,35,.55);
  box-shadow:var(--glass-shadow-inset),0 4px 60px rgba(0,0,0,.5);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800;letter-spacing:.3px;display:flex;align-items:center;gap:8px}
.brand-logo{width:48px;height:auto;transition:transform .2s ease}
.brand-logo:hover{transform:scale(1.05)}
@media(min-width:769px){.brand-logo{width:64px}}

.lang-toggle{
  background:rgba(255,255,255,.08);
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  border:1px solid var(--glass-border);
  box-shadow:var(--glass-shadow-inset),0 2px 10px rgba(0,0,0,.2);
  border-radius:12px;padding:8px 10px;
  font-weight:700;cursor:pointer;color:var(--fg);
  margin-inline-start:6px;transition:all .25s ease;
}
.lang-toggle:hover{
  background:rgba(255,255,255,.15);
  border-color:var(--glass-border-hover);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 4px 16px rgba(168,85,247,.3);
  transform:translateY(-1px);
}
.lang-toggle:focus{outline:2px solid rgba(168,85,247,.7);outline-offset:4px}

.hamburger{
  display:none;flex-direction:column;cursor:pointer;
  background:none;border:none;padding:8px;z-index:60;
  min-width:44px;min-height:44px;align-items:center;justify-content:center;
}
.hamburger span{width:24px;height:3px;background-color:var(--fg);margin:3px 0;transition:.3s;border-radius:3px;display:block}
.hamburger.active span:nth-child(1){transform:rotate(-45deg) translate(-5px,6px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(45deg) translate(-5px,-6px)}

.links{display:flex;gap:18px;font-weight:600;flex-wrap:wrap}
.links a{opacity:.9;transition:opacity .2s,color .2s}
.links a:hover{opacity:1;color:#f0abfc}
.links a:focus{outline:2px solid rgba(168,85,247,.7);outline-offset:4px}

@media(max-width:768px){
  .hamburger{display:flex}
  .links{
    position:fixed;right:0;top:64px;flex-direction:column;
    background:rgba(20,10,35,.98);backdrop-filter:var(--glass-blur);
    -webkit-backdrop-filter:var(--glass-blur);
    border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border);
    box-shadow:0 20px 60px rgba(0,0,0,.5);width:100%;text-align:center;
    transition:transform .3s ease;gap:0;padding:2rem 0;z-index:45;
    transform:translateX(100%);visibility:hidden;overflow:hidden;
  }
  .links.active{transform:translateX(0);visibility:visible}
  .links a{display:block;padding:1.2rem 0;border-bottom:1px solid rgba(255,255,255,.07);font-size:1.1rem}
  .links a:last-child{border-bottom:none}
}

.avatar{
  width:120px;height:120px;border-radius:50%;
  object-fit:cover;
  box-shadow:0 0 0 2px rgba(255,255,255,.15),var(--glass-shadow-outer);
  border:1px solid var(--glass-border);
}
h1{margin:0;font-size:clamp(28px,5vw,56px);line-height:1.15;letter-spacing:-.4px}
.grad-hero{background:var(--grad1);-webkit-background-clip:text;background-clip:text;color:transparent}
.subtitle{color:var(--muted);font-size:clamp(15px,2.5vw,18px);max-width:60ch;margin-inline:auto;line-height:1.7}
.cta{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:10px}

.btn{
  display:flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:100px;
  font-weight:700;cursor:pointer;
  color:var(--bg);
  transition:.25s transform,.25s box-shadow,.25s background,.25s border-color;
  position:relative;overflow:hidden;
}
.btn::before{
  content:'';position:absolute;inset:0;
  background:var(--glass-highlight);
  opacity:0;transition:opacity .3s ease;
  pointer-events:none;border-radius:inherit;
}
.btn:hover::before{opacity:1}
.btn img{width:20px;height:20px;filter:brightness(0) saturate(100%)}
.btn:focus{outline:2px solid rgba(240,171,252,.8);outline-offset:4px}
.btn:active{transform:translateY(0)!important}

.btn.primary{
  background:rgba(140,60,220,.45);
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  border:1px solid rgba(220,150,255,.45);
  box-shadow:var(--glass-shadow-inset),0 4px 24px rgba(140,60,220,.45);
}
.btn.primary:hover{
  background:rgba(160,70,240,.65);
  border-color:var(--glass-border-hover);
  box-shadow:inset 0 1.5px 0 rgba(255,255,255,.45),0 8px 32px rgba(192,38,211,.55);
  transform:translateY(-2px);
}

section{padding-block:clamp(48px,10vh,96px)}
.title{font-size:clamp(22px,4vw,28px);margin:0 0 18px 0}
.grid{display:grid;gap:16px;grid-template-columns:1fr}

.card{
  background:var(--glass-bg);
  backdrop-filter:var(--glass-blur);
  -webkit-backdrop-filter:var(--glass-blur);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);
  box-shadow:var(--glass-shadow-inset),var(--glass-shadow-outer);
  padding:20px 22px;
  transition:all .35s cubic-bezier(.25,.46,.45,.94);
  position:relative;overflow:hidden;
  background-image:var(--glass-highlight);
  background-size:200% 200%;
  background-position:0 0;
}
.card:hover{
  transform:translateY(-6px) scale(1.01);
  border-color:var(--glass-border-hover);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 20px 60px rgba(140,60,220,.35),0 0 0 1px rgba(240,171,252,.15);
  background-position:100% 100%;
}
.card::after{
  content:'';position:absolute;inset:-1px;border-radius:inherit;padding:1px;
  background:linear-gradient(135deg,transparent 30%,rgba(240,171,252,.3) 50%,transparent 70%);
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .3s ease;pointer-events:none;
}
.card:hover::after{opacity:1}
.card:focus-within{outline:2px solid rgba(168,85,247,.7);outline-offset:4px}
.card h3{margin:0 0 8px 0;font-size:18px;display:flex;align-items:center;gap:8px;text-shadow:0 1px 2px rgba(0,0,0,.3)}
.card p{margin:0;color:var(--muted);line-height:1.8;text-shadow:0 1px 1px rgba(0,0,0,.2)}
.card .meta{font-size:13px;color:#a0a0b8;margin-top:10px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.card .meta::before{content:'';width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,#a78bfa,#f472b6);box-shadow:0 0 10px rgba(167,139,250,.5)}
@media(min-width:800px){.grid{grid-template-columns:repeat(2,1fr)}}

@supports not(backdrop-filter:blur(10px)){
  .card,nav,.btn.primary,.lang-toggle{
    background:rgba(30,20,50,.95);
    backdrop-filter:none;-webkit-backdrop-filter:none;
    border-color:rgba(255,255,255,.2);
  }
}

footer{border-top:1px solid var(--border);color:#b6b6c2;padding:28px 0 60px;font-size:14px;text-align:center}
footer a{transition:opacity .2s}
footer a:hover{opacity:.8}

.fade-in-trigger{opacity:0;transform:translateY(12px);transition:opacity .5s ease,transform .5s ease}
.fade-in-visible{opacity:1!important;transform:translateY(0)!important}

.skip-link{position:absolute;top:-40px;left:0;background:#60a5fa;color:#0b0b0f;padding:8px 16px;text-decoration:none;font-weight:700;border-radius:0 0 8px 0;z-index:100}
.skip-link:focus{top:0}

.credit{
  position:fixed;
  inset-inline-start:10px;
  inset-block-end:10px;
  font-size:12px;
  color:#9aa0aa;
  opacity:.9;
  background:rgba(255,255,255,.06);
  border:1px solid var(--border);
  padding:6px 10px;
  border-radius:999px;
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  z-index:10;
  transition:opacity .2s ease;
}
.credit:hover{opacity:1}
.credit a{color:var(--fg);text-decoration:none;font-weight:600}
.credit a:hover{color:#f0abfc}