/* Milad Salehi — extracted styles (offline, self-hosted) */
* { margin:0; padding:0; box-sizing:border-box; }
  :root{
    --bg:#05070f;
    --accent1:#00e5ff;
    --accent2:#7c3aed;
    --accent3:#f472b6;
    --text:#f1f5f9;
    --muted:#94a3b8;
    /* حس نرم ابریشمی برای همه میکرواکشن‌ها */
    --ease:cubic-bezier(.22,1,.36,1);
    --ease-spring:cubic-bezier(.34,1.35,.64,1);
    --dur:.55s;
  }
  html,body{
    min-height:100%;
    min-height:100dvh;
    overflow-x:hidden;
    overflow-x:clip;
    background:var(--bg);
    color:var(--text);
    font-family:'Vazirmatn',system-ui,sans-serif;
    -webkit-text-size-adjust:100%;
    text-size-adjust:100%;
    -webkit-tap-highlight-color:transparent;
    overscroll-behavior-y:none;
  }
  html{ scroll-behavior:smooth; }
  body{
    min-height:100dvh;
    touch-action:manipulation;
    -webkit-font-smoothing:antialiased;
  }
  /* فقط بک‌گراند غیرقابل انتخاب باشد، متن قابل کپی بماند */
  .stage, .topbar, .footer{ -webkit-user-select:none; user-select:none; }
  .contact-txt small{ -webkit-user-select:text; user-select:text; }
  img{ -webkit-user-drag:none; user-drag:none; max-width:100%; }
/* ---------- background layers ---------- */
  #particles{ position:fixed; inset:0; z-index:1; opacity:.9; width:100%; height:100%; }
  .grid-bg{
    position:fixed; inset:0; z-index:0;
    background-image:linear-gradient(rgba(0,229,255,.06) 1px,transparent 1px),
                     linear-gradient(90deg,rgba(0,229,255,.06) 1px,transparent 1px);
    background-size:clamp(40px, 6vw, 60px) clamp(40px, 6vw, 60px);
    mask-image:radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 75%);
    -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 75%);
    animation:gridMove 20s linear infinite;
    will-change:background-position;
  }
  @keyframes gridMove{ from{background-position:0 0,0 0;} to{background-position:0 50px,50px 0;} }
  .orb{ position:fixed; border-radius:50%; filter:blur(90px); z-index:0; opacity:.5; pointer-events:none; }
  .orb1{ width:clamp(280px, 40vw, 520px); height:clamp(280px, 40vw, 520px); background:#7c3aed; top:-10%; right:-10%; animation:drift1 12s ease-in-out infinite alternate; }
  .orb2{ width:clamp(240px, 35vw, 460px); height:clamp(240px, 35vw, 460px); background:#0891b2; bottom:-10%; left:-10%; animation:drift2 14s ease-in-out infinite alternate; }
  .orb3{ width:clamp(180px, 20vw, 300px); height:clamp(180px, 20vw, 300px); background:#ec4899; top:40%; left:55%; opacity:.22; animation:drift1 10s ease-in-out infinite alternate-reverse; }
  @keyframes drift1{ from{transform:translate(0,0) scale(1);} to{transform:translate(-60px,60px) scale(1.15);} }
  @keyframes drift2{ from{transform:translate(0,0) scale(1.1);} to{transform:translate(60px,-50px) scale(.95);} }

  /* ---------- layout ---------- */
  .stage{
    position:relative; z-index:2;
    min-height:100dvh; width:100%;
    display:flex; flex-direction:column; align-items:center; justify-content:center;
    justify-content:safe center;
    gap:0;
    padding:clamp(60px, 12vh, 80px) clamp(12px, 3vw, 24px) clamp(48px, 10vh, 72px);
    padding-top:calc(clamp(60px, 12vh, 80px) + env(safe-area-inset-top));
    padding-bottom:calc(clamp(48px, 10vh, 72px) + env(safe-area-inset-bottom));
    padding-left:calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-left));
    padding-right:calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-right));
    text-align:center;
  }
  .topbar{
    position:fixed; top:0; right:0; left:0; z-index:5;
    display:flex; align-items:center; justify-content:flex-end;
    padding:clamp(10px, 2vh, 16px) clamp(12px, 3vw, 24px);
    padding-top:calc(clamp(10px, 2vh, 16px) + env(safe-area-inset-top));
    padding-right:calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-right));
    padding-left:calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-left));
  }
  @keyframes blink{ 0%,100%{opacity:1;} 50%{opacity:.4;} }
  /* ---------- mouse spotlight + custom cursor ---------- */
  .spotlight{
    position:fixed; inset:0; z-index:1; pointer-events:none;
    background:radial-gradient(520px circle at var(--mx,50%) var(--my,40%), rgba(0,229,255,.10), rgba(124,58,237,.06) 40%, transparent 65%);
    transition:opacity .6s var(--ease);
  }
  .cursor-glow{
    position:fixed; top:0; left:0; z-index:4; pointer-events:none;
    width:340px; height:340px; margin:-170px 0 0 -170px; border-radius:50%;
    background:radial-gradient(circle, rgba(0,229,255,.14), rgba(124,58,237,.08) 45%, transparent 70%);
    filter:blur(10px); transform:translate(-999px,-999px);
  }
  .cursor-dot{
    position:fixed; top:0; left:0; z-index:6; pointer-events:none;
    width:14px; height:14px; margin:-7px 0 0 -7px; border-radius:50%;
    background:radial-gradient(circle,#fff,var(--accent1));
    box-shadow:0 0 12px var(--accent1), 0 0 32px rgba(0,229,255,.6);
    transform:translate(-999px,-999px);
    transition:width .45s var(--ease), height .45s var(--ease), margin .45s var(--ease), opacity .45s var(--ease), background .45s var(--ease);
  }
  .cursor-dot.is-hover{ width:44px; height:44px; margin:-22px 0 0 -22px; opacity:.85; }
  @media (hover:none), (pointer:coarse){
    .cursor-glow,.cursor-dot,.spotlight{ display:none; }
  }
  .lang-btn{
    font-family:inherit; cursor:pointer;
    background:rgba(255,255,255,.06); color:#e2e8f0;
    border:1px solid rgba(255,255,255,.14); border-radius:999px;
    padding:clamp(8px, 1.5vh, 12px) clamp(14px, 3vw, 20px);
    font-size:clamp(12px, 2.5vw, 14px); font-weight:700;
    min-height:44px;
    backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
    transition:background .3s, border-color .3s, box-shadow .3s;
    transform:none !important;
  }
  .lang-btn:hover{ background:rgba(0,229,255,.15); border-color:var(--accent1); box-shadow:0 6px 22px rgba(0,229,255,.28); transform:none; }
  .lang-btn:active{ transform:none; }

  /* ---------- avatar ---------- */
  .avatar-wrap{ position:relative; width:clamp(112px, 38vw, 180px); height:clamp(112px, 38vw, 180px); margin-bottom:clamp(10px, 2.5vh, 16px); animation:floatY 5s ease-in-out infinite; flex:none; }
  @keyframes floatY{ 0%,100%{transform:translateY(0);} 50%{transform:translateY(-10px);} }
  .avatar-ring{
    position:absolute; inset:calc(-8px - 0.5vw); border-radius:50%;
    background:conic-gradient(from 0deg,var(--accent1),var(--accent2),var(--accent3),var(--accent1));
    animation:spin 4s linear infinite; filter:saturate(1.3);
  }
  .avatar-ring::after{
    content:''; position:absolute; inset:calc(3px + 0.3vw); border-radius:50%; background:var(--bg);
  }
  @keyframes spin{ to{transform:rotate(360deg);} }
  .avatar-pulse{
    position:absolute; inset:calc(-8px - 0.5vw); border-radius:50%;
    border:2px solid rgba(0,229,255,.5);
    animation:pulseRing 2.4s ease-out infinite; pointer-events:none;
  }
  @keyframes pulseRing{ 0%{transform:scale(.95); opacity:.9;} 100%{transform:scale(1.35); opacity:0;} }
  .avatar{
    position:absolute; inset:0; border-radius:50%; overflow:hidden;
    border:4px solid #0b1020; z-index:2; background:#0b1020;
    box-shadow:0 0 40px rgba(0,229,255,.35), 0 0 80px rgba(124,58,237,.25);
  }
  .avatar img{ width:100%; height:100%; object-fit:cover; display:block; }
  .status-badge{
    position:absolute; top:10px; right:10px; z-index:3;
    width:28px; height:28px; border-radius:50%;
    background:radial-gradient(circle at 35% 30%, #bbf7d0, #22c55e 55%, #15803d 100%);
    border:4px solid #0b1020;
    box-shadow:0 0 0 2px rgba(34,197,94,.35), 0 0 16px rgba(34,197,94,.8);
  }
  .status-badge::before{
    content:''; position:absolute; inset:-5px; border-radius:50%;
    border:2px solid rgba(34,197,94,.7);
    animation:badgePing 2.2s ease-out infinite; pointer-events:none;
  }
  @keyframes badgePing{ 0%{transform:scale(.65); opacity:1;} 100%{transform:scale(1.45); opacity:0;} }
  .status-badge::after{
    content:''; position:absolute; top:3px; left:4px;
    width:7px; height:7px; border-radius:50%;
    background:rgba(255,255,255,.9); filter:blur(.3px);
  }

  h1{
    font-size:clamp(26px, 7.5vw, 52px); font-weight:900; line-height:1.2;
    padding-inline:clamp(6px, 1.5vw, 12px); overflow-wrap:anywhere; text-wrap:balance;
    background:linear-gradient(90deg,#fff,var(--accent1),#fff);
    background-size:200% auto;
    -webkit-background-clip:text; background-clip:text; color:transparent;
    animation:shine 4s linear infinite;
  }
  @keyframes shine{ to{background-position:200% center;} }
  .subtitle{ color:var(--muted); font-size:clamp(11px, 3vw, 16px); margin-top:clamp(6px, 1.5vh, 10px); font-weight:400; max-width:60ch; line-height:1.8; padding-inline:clamp(8px, 2vw, 16px); text-wrap:balance; }
  html[dir="ltr"] .subtitle{ letter-spacing:.3px; }

  /* typing */
  .typer{
    margin-top:clamp(8px, 2vh, 14px); min-height:clamp(28px, 5vw, 40px); display:flex; align-items:center; justify-content:center; gap:2px;
    font-size:clamp(13px, 3.5vw, 22px); font-weight:700; color:var(--accent1);
    width:min(95vw, 580px); text-align:center; line-height:1.7;
  }
  #typed{ overflow-wrap:anywhere; }
  .typer .caret{
    display:inline-block; width:3px; height:1.2em; background:var(--accent1);
    margin-inline-start:4px; animation:caret .8s steps(1) infinite; border-radius:2px;
    box-shadow:0 0 8px var(--accent1);
  }
  @keyframes caret{ 50%{opacity:0;} }

  /* chips */
  .chips{ display:flex; gap:clamp(6px, 1.5vw, 10px); justify-content:center; flex-wrap:wrap; margin-top:clamp(10px, 2.5vh, 16px); max-width:min(95vw, 600px); }
  .chip{
    font-size:clamp(11px, 2.2vw, 13px); font-weight:700; padding:clamp(8px, 1.5vh, 11px) clamp(12px, 2.5vw, 16px); border-radius:999px;
    background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.12);
    color:#cbd5e1; backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
    animation:fadeUp .8s both; min-height:clamp(34px, 6vh, 40px);
  }
  .chip:nth-child(1){animation-delay:.15s} .chip:nth-child(2){animation-delay:.3s} .chip:nth-child(3){animation-delay:.45s}
  .chip b{ color:#fff; }
  .icon{ width:16px; height:16px; flex:none; stroke:currentColor; fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
  .chip{ display:inline-flex; align-items:center; gap:7px; }
  .chip .icon{ width:15px; height:15px; }
  .chip:nth-child(1) .icon{ color:var(--accent1); filter:drop-shadow(0 0 6px rgba(0,229,255,.6)); }
  .chip:nth-child(2) .icon{ color:#a78bfa; filter:drop-shadow(0 0 6px rgba(124,58,237,.6)); }
  .chip:nth-child(3) .icon{ color:var(--accent3); filter:drop-shadow(0 0 6px rgba(244,114,182,.6)); }
  .btn .icon{ width:18px; height:18px; }
  .btn-primary .icon{ color:#04121a; }
  .lang-btn{ display:inline-flex; align-items:center; gap:7px; }
  .lang-btn .icon{ width:15px; height:15px; }
  @keyframes fadeUp{ from{opacity:0; transform:translateY(14px);} to{opacity:1; transform:translateY(0);} }

  /* contact button + popup — ساده و پایدار */
  .contact-wrap{ position:relative; margin-top:clamp(16px, 3.5vh, 28px); display:flex; justify-content:center; animation:fadeUp .8s .55s both; width:100%; }
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:clamp(6px, 1.5vw, 10px);
    font-family:inherit; font-weight:800; font-size:clamp(14px, 2.8vw, 16px); text-decoration:none;
    padding:clamp(12px, 2.5vh, 16px) clamp(24px, 5vw, 40px); border-radius:999px; transition:.3s; cursor:pointer; border:none;
    min-height:clamp(48px, 9vh, 56px); min-width:44px;
    -webkit-tap-highlight-color:transparent; touch-action:manipulation;
  }
  .btn-primary{
    color:#04121a; background:linear-gradient(135deg,var(--accent1),#38bdf8);
    box-shadow:0 8px 30px rgba(0,229,255,.4);
  }
  .btn-primary:hover{ filter:brightness(1.05); }
  .btn-contact{ width:min(100%, 360px); }
  .contact-backdrop{
    position:fixed; inset:0; z-index:30;
    background:rgba(2,6,16,.62); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
    opacity:0; pointer-events:none; transition:opacity .3s;
  }
  .contact-backdrop.open{ opacity:1; pointer-events:auto; }
  .contact-pop{
    position:fixed; top:50%; left:50%; z-index:31;
    width:min(360px,calc(100vw - 32px));
    max-height:calc(100dvh - 48px); max-height:calc(100dvh - 48px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    overflow-y:auto; overscroll-behavior:contain; -webkit-overflow-scrolling:touch;
    background:rgba(13,20,36,.96); border:1px solid rgba(255,255,255,.14);
    border-radius:22px; padding:16px; backdrop-filter:blur(22px); -webkit-backdrop-filter:blur(22px);
    box-shadow:0 30px 90px rgba(0,0,0,.65), 0 0 50px rgba(0,229,255,.12);
    opacity:0; transform:translate(-50%,-46%) scale(.92); pointer-events:none;
    transition:opacity .32s, transform .38s cubic-bezier(.2,.9,.3,1.25);
  }
  .contact-pop.open{ opacity:1; pointer-events:auto; transform:translate(-50%,-50%) scale(1); }
  .contact-head{ display:flex; align-items:center; justify-content:space-between; padding:2px 4px 12px; }
  .contact-head b{ font-size:15px; font-weight:800; color:#fff; }
  .contact-x{
    font-family:inherit; cursor:pointer; border:1px solid rgba(255,255,255,.16);
    background:rgba(255,255,255,.06); color:#cbd5e1;
    width:44px; height:44px; border-radius:50%; font-size:15px; line-height:1;
    display:flex; align-items:center; justify-content:center; transition:.25s;
    flex:none; touch-action:manipulation;
  }
  .contact-x:hover{ background:rgba(244,114,182,.18); border-color:var(--accent3); color:#fff; transform:rotate(90deg); }
  .contact-row{
    display:flex; align-items:center; gap:12px; text-decoration:none;
    padding:14px; border-radius:15px; transition:.25s; cursor:pointer;
    min-height:64px; touch-action:manipulation;
  }
  .contact-row + .contact-row{ margin-top:8px; }
  .contact-row.wa{
    color:#fff; background:linear-gradient(135deg,#25D366,#0e9f6e);
    box-shadow:0 8px 26px rgba(37,211,102,.35);
  }
  .contact-row.wa:hover{ transform:translateY(-2px); box-shadow:0 12px 34px rgba(37,211,102,.55); filter:brightness(1.06); }
  .contact-row.mail{
    color:#e2e8f0; background:rgba(255,255,255,.05);
    border:1px solid rgba(0,229,255,.22);
  }
  .contact-row.mail:hover{ transform:translateY(-2px); border-color:var(--accent1); box-shadow:0 8px 26px rgba(0,229,255,.3); }
  .contact-row .icon-fill{ width:26px; height:26px; fill:currentColor; flex:none; }
  .contact-row.mail .icon{ width:24px; height:24px; color:var(--accent1); flex:none; }
  .contact-txt{ text-align:start; line-height:1.5; }
  .contact-txt b{ display:block; font-size:14px; font-weight:800; }
  .contact-txt small{ display:block; font-size:11.5px; opacity:.75; font-weight:400; direction:ltr; }
  html[dir="rtl"] .contact-txt small{ text-align:right; }

  /* avatar lightbox — مینیمال و دایره‌ای */
  .lightbox-backdrop{
    position:fixed; inset:0; z-index:40;
    background:rgba(2,6,16,.8); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
    opacity:0; pointer-events:none; transition:opacity .3s;
  }
  .lightbox-backdrop.open{ opacity:1; pointer-events:auto; }
  .lightbox-pop{
    position:fixed; top:50%; left:50%; z-index:41;
    width:auto; padding:0; background:transparent; border:none; box-shadow:none;
    opacity:0; transform:translate(-50%,-46%) scale(.9); pointer-events:none;
    transition:opacity .32s, transform .38s cubic-bezier(.2,.9,.3,1.25);
  }
  .lightbox-pop.open{ opacity:1; pointer-events:auto; transform:translate(-50%,-50%) scale(1); }
  .lightbox-ring{
    padding:clamp(4px, 1vw, 6px); border-radius:50%;
    background:conic-gradient(from 0deg,var(--accent1),var(--accent2),var(--accent3),var(--accent1));
    box-shadow:0 0 60px rgba(0,229,255,.45), 0 0 120px rgba(124,58,237,.3);
  }
  .lightbox-pop img{
    width:min(85vw, 400px); height:min(85vw, 400px);
    object-fit:cover; border-radius:50%; display:block;
    border:clamp(4px, 1vw, 6px) solid #0b1020;
  }
  .lightbox-x{
    position:absolute; top:-8px; left:-8px;
    width:40px; height:40px; border-radius:50%; cursor:pointer;
    font-family:inherit; font-size:14px; color:#fff;
    background:rgba(13,20,36,.9); border:1px solid rgba(255,255,255,.2);
    backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
    display:flex; align-items:center; justify-content:center; transition:.25s;
  }
  .lightbox-x:hover{ background:rgba(244,114,182,.25); border-color:var(--accent3); transform:rotate(90deg); }

  .footer{
    position:fixed; bottom:0; right:0; left:0; z-index:5;
    display:flex; flex-direction:column; align-items:center;
    padding:0 16px calc(8px + env(safe-area-inset-bottom));
    pointer-events:none;
  }
  .footer-line{
    width:100%; max-width:420px; height:1px; margin-bottom:10px;
    background:linear-gradient(90deg, transparent, rgba(0,229,255,.35) 20%, rgba(124,58,237,.45) 50%, rgba(244,114,182,.35) 80%, transparent);
    box-shadow:0 0 12px rgba(0,229,255,.15);
    animation:footerLineShimmer 4s ease-in-out infinite alternate;
  }
  @keyframes footerLineShimmer{
    0%{ opacity:.55; max-width:320px; }
    100%{ opacity:1; max-width:480px; }
  }
  .footer-inner{
    display:flex; align-items:center; justify-content:center; gap:10px; flex-wrap:wrap;
    padding:6px 20px; border-radius:999px;
    background:rgba(255,255,255,.03);
    border:1px solid rgba(255,255,255,.06);
    backdrop-filter:blur(12px) saturate(1.2); -webkit-backdrop-filter:blur(12px) saturate(1.2);
    font-size:12px; font-weight:400; letter-spacing:.3px;
  }
  .footer-name{
    font-weight:800; font-size:12.5px;
    background:linear-gradient(135deg, #fff, var(--accent1));
    -webkit-background-clip:text; background-clip:text; color:transparent;
    filter:drop-shadow(0 0 6px rgba(0,229,255,.25));
    transition:filter .4s var(--ease);
  }
  .footer-inner:hover .footer-name{
    filter:drop-shadow(0 0 10px rgba(0,229,255,.45));
  }
  .footer-text{
    color:#64748b; font-weight:400; transition:color .4s var(--ease);
  }
  .footer-inner:hover .footer-text{ color:#94a3b8; }
  .footer-copy{ color:#64748b; font-weight:500; font-variant-numeric:tabular-nums; }
  .footer-sep{
    display:inline-block; width:3px; height:3px; border-radius:50%;
    background:linear-gradient(135deg, var(--accent1), var(--accent2));
    box-shadow:0 0 6px rgba(0,229,255,.4);
    animation:sepPulse 3s ease-in-out infinite;
  }
  @keyframes sepPulse{
    0%,100%{ opacity:.4; transform:scale(1); }
    50%{ opacity:.85; transform:scale(1.4); }
  }

/* ---------- PRO micro-actions ---------- */
  #progress{ position:fixed; top:0; right:0; left:0; z-index:50; height:clamp(1.5px, 0.3vh, 3px); background:transparent; pointer-events:none; }
  #progress i{ display:block; height:100%; width:100%; transform-origin:0 50%; transform:scaleX(0);
    background:linear-gradient(90deg,var(--accent1),var(--accent2),var(--accent3)); box-shadow:0 0 12px rgba(0,229,255,.7); }
  html[dir="rtl"] #progress i{ transform-origin:100% 50%; }
  .vignette{ position:fixed; inset:0; z-index:1; pointer-events:none;
    background:radial-gradient(ellipse 90% 80% at 50% 45%, transparent 55%, rgba(0,0,0,.45) 100%); }
  .noise{ position:fixed; inset:0; z-index:1; pointer-events:none; opacity:.05; mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E"); }

  /* press + focus — ساده، بدون تداخل با مودال */
  a,button,.chip{ -webkit-tap-highlight-color:transparent; }
  :focus-visible{ outline:2px solid var(--accent1); outline-offset:3px; border-radius:12px; }

  /* ripple — فقط روی دکمه زبان، دکمه تماس کاملاً ساده است */
  .lang-btn{ position:relative; overflow:hidden; }
  .ripple{ position:absolute; border-radius:50%; transform:scale(0); z-index:0; filter:blur(.4px);
    background:radial-gradient(circle, rgba(255,255,255,.5) 0%, rgba(255,255,255,.15) 55%, transparent 70%);
    animation:rippleSoft .85s var(--ease) forwards; pointer-events:none; }
  @keyframes rippleSoft{ from{ transform:scale(0); opacity:.7; } to{ transform:scale(3.2); opacity:0; } }
  .lang-btn > *{ position:relative; z-index:1; }
  #contactBtn, #contactBtn::before, #contactBtn::after{ animation:none !important; }
  #contactBtn{ transform:none !important; }

  /* chips micro-interaction : شناور نرم + اسپات‌لایت */
  .chip{ position:relative; overflow:hidden; cursor:default;
    transition:transform var(--dur) var(--ease), border-color .45s var(--ease), box-shadow var(--dur) var(--ease), background .45s var(--ease); }
  .chip::after{ content:''; position:absolute; inset:0; opacity:0; transition:opacity .5s var(--ease); pointer-events:none;
    background:radial-gradient(120px circle at var(--cx,50%) var(--cy,50%), rgba(0,229,255,.18), transparent 65%); }
  .chip:hover{ transform:translateY(-2px) scale(1.03); border-color:rgba(0,229,255,.4); box-shadow:0 10px 26px rgba(0,229,255,.15); background:rgba(255,255,255,.08); }
  .chip:hover::after{ opacity:1; }
  .chip.pop{ animation:chipPopSoft .55s var(--ease-spring); }
  @keyframes chipPopSoft{ 0%{transform:scale(1);} 35%{transform:scale(.93);} 70%{transform:scale(1.03);} 100%{transform:scale(1);} }

  .copy-mini{ margin-inline-start:auto; flex:none; font-size:clamp(10px, 2vw, 12px); font-weight:700; opacity:.85;
    border:1px solid rgba(255,255,255,.25); border-radius:999px; padding:clamp(4px, 1vh, 6px) clamp(8px, 1.5vw, 12px); background:rgba(0,0,0,.18); }

  /* avatar 3D tilt + click burst — نرم */
  .avatar-wrap{ transform-style:preserve-3d; will-change:transform; cursor:pointer; transition:filter .5s var(--ease); }
  .avatar-wrap.tilting{ animation:none; transition:transform .18s var(--ease), filter .4s var(--ease); }
  .avatar{ transform:translateZ(28px); transition:transform .5s var(--ease); border-radius:50%; }
  .avatar-wrap:hover .avatar{ transform:translateZ(28px) scale(1.08); }
  .badge-tip{ display:none !important; }
  .status-badge{ cursor:pointer; transition:transform var(--dur) var(--ease-spring), box-shadow .45s var(--ease); }
  .status-badge:hover{ transform:scale(1.15); }
  .status-badge:active{ transform:scale(.95); transition-duration:.18s; }
  .burst-p{ position:fixed; z-index:60; pointer-events:none; border-radius:50%; width:8px; height:8px; }
  .trail{ position:fixed; z-index:4; pointer-events:none; border-radius:50%; width:6px; height:6px;
    background:radial-gradient(circle,rgba(0,229,255,.9),transparent 70%); animation:trailFade .8s var(--ease) forwards; }
  @keyframes trailFade{ from{transform:scale(1); opacity:.8;} to{transform:scale(.1); opacity:0;} }

  /* badge tooltip — نرم */
  .badge-tip{ position:absolute; bottom:calc(100% + 10px); right:50%; transform:translateX(50%) translateY(8px) scale(.94);
    white-space:nowrap; font-size:11.5px; font-weight:700; color:#052e2b; background:linear-gradient(135deg,#6ee7b7,#22c55e);
    padding:7px 12px; border-radius:999px; box-shadow:0 10px 26px rgba(34,197,94,.4);
    opacity:0; pointer-events:none; transition:opacity .45s var(--ease), transform .5s var(--ease); z-index:5; }
  .badge-tip::after{ content:''; position:absolute; top:100%; right:50%; transform:translateX(50%);
    border:6px solid transparent; border-top-color:#22c55e; }
  .avatar-wrap:hover .badge-tip, .avatar-wrap:focus-within .badge-tip{ opacity:1; transform:translateX(50%) translateY(0) scale(1); }

  /* toast system — ورود/خروج ابریشمی */
  .toast-stack{ position:fixed; bottom:calc(60px + env(safe-area-inset-bottom)); left:50%; transform:translateX(-50%);
    z-index:100; display:flex; flex-direction:column; align-items:center; gap:8px; width:min(90vw, 380px); pointer-events:none; }
  .toast{ pointer-events:auto; display:flex; align-items:center; gap:9px; width:100%;
    background:rgba(10,16,30,.9); border:1px solid rgba(0,229,255,.25); color:#e2e8f0;
    font-size:clamp(12px, 2.5vw, 14px); font-weight:700; line-height:1.7; padding:clamp(9px, 2vh, 12px) clamp(12px, 2.5vw, 16px); border-radius:15px;
    backdrop-filter:blur(18px) saturate(1.2); -webkit-backdrop-filter:blur(18px) saturate(1.2);
    box-shadow:0 18px 44px rgba(0,0,0,.45), 0 0 26px rgba(0,229,255,.12), inset 0 1px 0 rgba(255,255,255,.07);
    animation:toastIn .55s var(--ease) both; overflow:hidden; position:relative; }
  .toast.out{ animation:toastOut .45s var(--ease) both; }
  .toast .dot{ width:9px; height:9px; border-radius:50%; flex:none;
    background:radial-gradient(circle,#fff,var(--accent1)); box-shadow:0 0 10px var(--accent1); }
  .toast::after{ content:''; position:absolute; bottom:0; right:0; left:0; height:2px;
    background:linear-gradient(90deg,var(--accent1),var(--accent2)); animation:toastBar 2.6s linear forwards; transform-origin:100% 50%; }
  html[dir="ltr"] .toast::after{ transform-origin:0 50%; }
  @keyframes toastIn{ from{opacity:0; transform:translateY(18px) scale(.95); filter:blur(6px);} to{opacity:1; transform:none; filter:blur(0);} }
  @keyframes toastOut{ to{opacity:0; transform:translateY(12px) scale(.96); filter:blur(4px);} }
  @keyframes toastBar{ from{transform:scaleX(1);} to{transform:scaleX(0);} }

  body.loading .stage > *{ opacity:0; }
  body.loaded .stage > *{ opacity:1; }

  /* entrance */
  .anim-in{ animation:fadeUp .9s both; }
  .d1{animation-delay:.05s} .d2{animation-delay:.2s} .d3{animation-delay:.35s}

  /* ---------- responsive ---------- */
  /* تبلت (768px - 1024px) */
  @media (max-width:1024px) and (min-width:769px){
    .stage{ padding-top:calc(clamp(60px, 10vh, 72px) + env(safe-area-inset-top)); }
    .orb1{ width:clamp(320px, 35vw, 440px); height:clamp(320px, 35vw, 440px); }
    .orb2{ width:clamp(280px, 30vw, 380px); height:clamp(280px, 30vw, 380px); }
    .orb3{ width:clamp(200px, 18vw, 260px); height:clamp(200px, 18vw, 260px); }
    .chips{ max-width:min(90vw, 520px); gap:8px; }
    .chip{ font-size:12px; padding:9px 14px; }
    .typer{ font-size:clamp(14px, 3vw, 18px); width:min(90vw, 480px); }
    .lightbox-pop img{ width:min(75vw, 360px); height:min(75vw, 360px); }
    .contact-pop{ width:min(400px, calc(100vw - 48px)); }
  }

  /* گوشی‌های کوتاه (landscape) : به‌جای حذف محتوا، اسکرول بده */
  @media (max-height:640px){
    .stage{ justify-content:flex-start; padding-top:calc(clamp(50px, 10vh, 64px) + env(safe-area-inset-top)); overflow-y:auto; }
    .avatar-wrap{ width:clamp(96px, 30vw, 120px); height:clamp(96px, 30vw, 120px); margin-bottom:8px; }
    h1{ font-size:clamp(22px, 5.5vw, 30px); }
    .typer{ min-height:26px; margin-top:6px; font-size:clamp(12px, 3vw, 14px); }
    .chips{ margin-top:8px; gap:5px; }
    .chip{ font-size:10.5px; padding:6px 10px; min-height:30px; }
    .contact-wrap{ margin-top:10px; }
    .btn-contact{ padding:10px 22px; font-size:13px; min-height:44px; }
    .footer-inner{ font-size:10.5px; padding:4px 14px; gap:6px; }
    .footer-line{ max-width:240px; }
  }

  /* موبایل (تا 480px) */
  @media (max-width:480px){
    .stage{ padding-left:calc(12px + env(safe-area-inset-left)); padding-right:calc(12px + env(safe-area-inset-right)); }
    .orb1{ width:clamp(220px, 50vw, 280px); height:clamp(220px, 50vw, 280px); filter:blur(60px); top:-5%; right:-5%; }
    .orb2{ width:clamp(200px, 45vw, 260px); height:clamp(200px, 45vw, 260px); filter:blur(60px); bottom:-5%; left:-5%; }
    .orb3{ display:none; }
    .grid-bg{ background-size:32px 32px; animation:none; }
    .chips{ gap:6px; max-width:95vw; }
    .chip{ font-size:clamp(10.5px, 2.5vw, 11.5px); padding:7px 11px; min-height:32px; }
    .chip .icon{ width:13px; height:13px; }
    .btn-contact{ width:min(90vw, 320px); padding:12px 24px; font-size:14px; min-height:50px; }
    .lang-btn{ padding:8px 14px; font-size:12px; min-height:40px; }
    .lightbox-pop img{ width:min(88vw, 320px); height:min(88vw, 320px); border-width:4px; }
    .lightbox-ring{ padding:4px; }
    /* مودال به‌صورت bottom-sheet */
    .contact-pop{
      top:auto; bottom:0; left:0; right:0;
      width:100%; max-width:100%;
      max-height:85dvh;
      border-radius:24px 24px 0 0;
      padding:12px 14px calc(18px + env(safe-area-inset-bottom));
      transform:translateY(105%);
    }
    .contact-pop.open{ transform:translateY(0); }
    .contact-row{ min-height:56px; padding:12px; }
    .contact-txt b{ font-size:13px; }
    .contact-txt small{ font-size:11px; }
    .footer-inner{ font-size:11px; padding:5px 16px; gap:8px; }
    .footer-line{ max-width:280px; }
  }

  /* موبایل خیلی کوچک (تا 360px) */
  @media (max-width:360px){
    h1{ font-size:clamp(20px, 6vw, 26px); }
    .typer{ font-size:clamp(11px, 3.5vw, 13px); min-height:24px; }
    .chip{ font-size:clamp(10px, 2.5vw, 10.5px); padding:6px 9px; min-height:28px; }
    .avatar-wrap{ width:clamp(90px, 38vw, 110px); height:clamp(90px, 38vw, 110px); }
    .btn-contact{ width:92vw; padding:10px 18px; font-size:13px; }
    .footer-inner{ font-size:10px; padding:4px 12px; gap:6px; }
    .footer-line{ max-width:220px; }
    .lightbox-pop img{ width:min(92vw, 280px); height:min(92vw, 280px); border-width:3px; }
    .toast-stack{ width:min(95vw, 340px); }
  }
  /* حرکت کمتر برای کاربران حساس + صرفه‌جویی باتری موبایل */
  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
    .grid-bg{ animation:none; }
    #particles{ display:none; }
  }