/* Generated from site3d/fa.html by tools/build_wp_theme.py. Do not edit here. */
@font-face{font-family:"Doran";src:url("../fonts/DoranFaNum-VF.woff2") format("woff2");font-weight:100 950;font-display:swap}
:root{
  --ink:#0b0c0e; --paper:#ecebe6; --dim:#8a8c90;
  --lime:#d4ff3a; --lime-rgb:212,255,58;
  --mx:50vw; --my:40vh;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--ink)}
body{background:var(--ink);color:var(--paper);overflow-x:hidden}
body{font-family:"Bricolage Grotesque",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
@media (pointer:fine){ body, a, button, canvas{cursor:none} }

.hero{position:relative;height:100svh;min-height:560px;overflow:hidden;isolation:isolate}

.bg{position:absolute;inset:0;z-index:-3;
  background:
    radial-gradient(520px 520px at var(--mx) var(--my), rgba(var(--lime-rgb),.10), transparent 60%),
    radial-gradient(1100px 760px at 50% 38%, #1d2027, transparent 70%),
    var(--ink);}
.floor{position:absolute;left:-50%;right:-50%;bottom:-10%;height:55%;z-index:-2;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:64px 64px;transform:perspective(600px) rotateX(68deg) translateX(var(--floor-x,0));transform-origin:50% 0;
  -webkit-mask-image:linear-gradient(to bottom, transparent, #000 40%, #000 70%, transparent);
  mask-image:linear-gradient(to bottom, transparent, #000 40%, #000 70%, transparent);
  animation:floor 8s linear infinite}
@keyframes floor{to{background-position:0 64px, 0 64px}}
.grain{position:fixed;inset:-50%;z-index:20;pointer-events:none;opacity:.06;
  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='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-5%,3%)}40%{transform:translate(4%,-6%)}60%{transform:translate(-3%,5%)}80%{transform:translate(6%,2%)}}

.giant{position:absolute;left:50%;top:50%;z-index:-1;white-space:nowrap;pointer-events:none;user-select:none;
  font-family:Anton,Impact,sans-serif;font-size:clamp(70px,17vw,360px);line-height:.86;text-align:center;
  transform:translate(calc(-50% + var(--gx,0px)), calc(-50% + var(--gy,0px)))}
.giant span{display:block}
.giant .stroke{color:transparent;-webkit-text-stroke:1.5px rgba(236,235,230,.16)}
.giant .fill{position:absolute;inset:0;color:var(--lime);
  -webkit-mask-image:radial-gradient(260px 260px at var(--lx,50%) var(--ly,50%), #000 0%, rgba(0,0,0,.35) 45%, transparent 70%);
  mask-image:radial-gradient(260px 260px at var(--lx,50%) var(--ly,50%), #000 0%, rgba(0,0,0,.35) 45%, transparent 70%)}

/* character */
.stage{position:absolute;left:50%;bottom:0;z-index:2;width:min(76svh, 720px, 100vw);aspect-ratio:1;
  transform:translateX(-50%) translateY(4%);perspective:1400px}
.rig{position:absolute;inset:0;transform-style:preserve-3d;will-change:transform}
#me, #fallback{position:absolute;inset:0;width:100%;height:100%;display:block;
  -webkit-mask-image:linear-gradient(to bottom, #000 74%, transparent 96%);
  mask-image:linear-gradient(to bottom, #000 74%, transparent 96%);
  clip-path:inset(0 0 100% 0)}
#fallback{display:none}
.ready #me, .ready #fallback{animation:materialize 1.6s cubic-bezier(.7,0,.2,1) .15s forwards}
@keyframes materialize{to{clip-path:inset(0 0 0 0)}}
.scan{position:absolute;left:12%;right:12%;height:2px;top:0;opacity:0;pointer-events:none;
  background:var(--lime);box-shadow:0 0 18px 4px rgba(var(--lime-rgb),.7)}
.ready .scan{animation:scan 1.6s cubic-bezier(.7,0,.2,1) .15s forwards}
@keyframes scan{0%{top:0;opacity:1}90%{opacity:1}100%{top:100%;opacity:0}}

.hud{position:absolute;left:50%;top:43%;width:37%;height:44%;transform:translate(-50%,-50%);pointer-events:none;opacity:0;transition:opacity .6s}
.ready .hud{opacity:1;transition-delay:1.6s}
.hud i{position:absolute;width:18px;height:18px;border:2px solid var(--lime)}
.hud i:nth-child(1){left:0;top:0;border-right:0;border-bottom:0}
.hud i:nth-child(2){right:0;top:0;border-left:0;border-bottom:0}
.hud i:nth-child(3){left:0;bottom:0;border-right:0;border-top:0}
.hud i:nth-child(4){right:0;bottom:0;border-left:0;border-top:0}
.hud .read{position:absolute;left:calc(100% + 14px);top:0;font:600 10.5px/1.6 "JetBrains Mono",monospace;color:var(--lime);letter-spacing:.06em;white-space:nowrap;text-transform:uppercase}
.hud .read b{color:var(--paper);font-weight:400}
.hud .lock{position:absolute;left:0;bottom:-20px;font:600 10px "JetBrains Mono",monospace;color:var(--lime);letter-spacing:.12em}
.hud .lock::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--lime);margin-right:6px;vertical-align:1px;animation:pulse 1.2s infinite}
@keyframes pulse{50%{opacity:.2}}

.bubble{position:absolute;right:69%;top:20%;z-index:5;max-width:230px;
  background:var(--paper);color:var(--ink);padding:12px 16px;border-radius:18px 18px 4px 18px;
  font-weight:600;font-size:15px;line-height:1.3;pointer-events:none;
  opacity:0;transform:translateY(8px) scale(.9);transform-origin:100% 100%;
  transition:opacity .25s, transform .35s cubic-bezier(.3,1.6,.5,1)}
.bubble.on{opacity:1;transform:none}
.bubble::after{content:"";position:absolute;right:-7px;bottom:0;border:8px solid transparent;border-left-color:var(--paper);border-bottom-color:var(--paper)}

nav{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:22px clamp(16px,4vw,56px);transition:padding .3s, background .3s, border-color .3s;border-bottom:1px solid transparent}
nav.scrolled{padding:12px clamp(16px,4vw,56px);background:rgba(11,12,14,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:rgba(255,255,255,.06)}
.status a{color:inherit;text-decoration:none}
.status a:hover{color:var(--lime)}
.logo{font-weight:800;font-size:20px;letter-spacing:-.02em;color:var(--paper);text-decoration:none}
.logo sup{font:600 10px "JetBrains Mono",monospace;color:var(--lime);margin-left:3px}
.links{display:flex;gap:6px;background:rgba(20,22,26,.6);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.08);border-radius:999px;padding:5px}
.links a{color:var(--paper);text-decoration:none;font-size:14px;padding:8px 16px;border-radius:999px;transition:background .2s,color .2s}
.links a:hover{background:var(--paper);color:var(--ink)}
.status{font:500 12px "JetBrains Mono",monospace;color:var(--dim);display:flex;align-items:center;gap:8px}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 12px var(--lime)}

.intro{position:absolute;left:clamp(16px,4vw,56px);bottom:clamp(90px,13vh,140px);z-index:6;max-width:min(440px,34vw)}
.kicker{font:600 11.5px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);margin-bottom:18px}
h1{font-weight:600;font-size:clamp(28px,3vw,48px);line-height:1;letter-spacing:-.035em}
h1 em{font-style:italic;font-weight:800;color:var(--lime)}
.sub{margin-top:18px;color:var(--dim);font-size:16px;line-height:1.5;max-width:34ch}
.cta{position:absolute;right:clamp(16px,4vw,56px);bottom:clamp(90px,13vh,140px);z-index:6;display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:16px;padding:16px 26px;border-radius:999px;transition:transform .25s cubic-bezier(.3,1.6,.5,1), background .2s}
.btn.primary{background:var(--lime);color:var(--ink)}
.btn.ghost{color:var(--paper);border:1px solid rgba(255,255,255,.2);background:rgba(11,12,14,.5);backdrop-filter:blur(8px)}
.btn:hover{transform:scale(1.06)}
.btn .arr{display:inline-block;transition:transform .25s}
.btn:hover .arr{transform:rotate(45deg)}
.hint{font:500 11px "JetBrains Mono",monospace;color:var(--dim);letter-spacing:.08em;text-transform:uppercase}

.marquee{position:absolute;left:0;right:0;bottom:0;z-index:7;border-top:1px solid rgba(255,255,255,.08);background:rgba(11,12,14,.75);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);overflow:hidden;padding:16px 0}
.marquee div{display:flex;gap:48px;width:max-content;animation:marq 32s linear infinite;font:600 13px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.marquee span::after{content:"✦";margin-left:48px;color:var(--lime)}
@keyframes marq{to{transform:translateX(-50%)}}

.loader{position:fixed;inset:0;z-index:50;background:var(--ink);display:grid;place-items:center;font:600 12px "JetBrains Mono",monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--lime);transition:opacity .6s, visibility .6s}
.loader b{display:block;font:400 64px Anton,sans-serif;color:var(--paper);letter-spacing:0;text-align:center}
.ready .loader{opacity:0;visibility:hidden}

.cur{position:fixed;left:0;top:0;z-index:60;pointer-events:none;mix-blend-mode:difference}
.cur .ring{position:absolute;width:44px;height:44px;margin:-22px 0 0 -22px;border:1.5px solid #fff;border-radius:50%;transition:width .25s,height .25s,margin .25s}
.cur .dot{position:absolute;width:6px;height:6px;margin:-3px 0 0 -3px;background:#fff;border-radius:50%}
.cur .tag{position:absolute;left:28px;top:16px;font:600 10px "JetBrains Mono",monospace;color:#fff;letter-spacing:.1em;white-space:nowrap;text-transform:uppercase}
.cur.big .ring{width:84px;height:84px;margin:-42px 0 0 -42px}
@media (pointer:coarse){ .cur{display:none} }


/* ================= homepage sections ================= */
.sec{position:relative;padding:clamp(90px,14vh,160px) clamp(16px,6vw,96px);max-width:1440px;margin:0 auto}
.sec-head{display:flex;align-items:center;gap:14px;margin-bottom:clamp(28px,5vh,56px);font:600 12px "JetBrains Mono",monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
.sec-head .idx{color:var(--ink);background:var(--lime);padding:4px 8px;border-radius:4px}
.sec-head::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.15),transparent)}
.big{font-weight:600;font-size:clamp(34px,5.4vw,84px);line-height:.98;letter-spacing:-.04em;margin-bottom:clamp(32px,6vh,64px);max-width:16ch}
.big em,.huge em{font-style:italic;font-weight:800;color:var(--lime)}

.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* about */
.statement{font-weight:600;font-size:clamp(26px,3.6vw,56px);line-height:1.12;letter-spacing:-.03em;max-width:24ch}
.statement mark{background:none;color:var(--paper);background-image:linear-gradient(var(--lime),var(--lime));background-size:0% 100%;background-repeat:no-repeat;
  transition:background-size 1.2s cubic-bezier(.7,0,.2,1), color .6s .4s;padding:0 .08em;border-radius:3px}
.statement.in mark{background-size:100% 100%;color:var(--ink)}
.statement.in mark:nth-of-type(2){transition-delay:.25s,.65s}
.statement.in mark:nth-of-type(3){transition-delay:.5s,.9s}
.statement.in mark:nth-of-type(4){transition-delay:.75s,1.15s}
.statement.in mark:nth-of-type(5){transition-delay:1s,1.4s}
.about-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,96px);margin-top:clamp(56px,10vh,110px);align-items:start}
.timeline{list-style:none;border-left:1px solid rgba(255,255,255,.12);padding-left:28px}
.timeline li{position:relative;padding:0 0 30px;color:var(--dim);font-size:16px;line-height:1.5}
.timeline li::before{content:"";position:absolute;left:-33px;top:6px;width:9px;height:9px;border-radius:50%;background:var(--ink);border:2px solid var(--lime)}
.timeline li:last-child::before{background:var(--lime);box-shadow:0 0 14px var(--lime)}
.timeline .t{display:block;font:600 11px "JetBrains Mono",monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--lime);margin-bottom:4px}
.timeline b{color:var(--paper);font-weight:600}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08);border-radius:22px;overflow:hidden}
.stat{background:var(--ink);padding:clamp(20px,2.4vw,34px)}
.stat b{font:400 clamp(48px,5.6vw,88px)/1 Anton,sans-serif;letter-spacing:-.01em}
.stat i{font-style:normal;font:400 clamp(22px,2.2vw,34px) Anton,sans-serif;color:var(--lime);margin-left:4px}
.stat span{display:block;margin-top:10px;color:var(--dim);font-size:14px;line-height:1.4;max-width:22ch}
.stat:nth-child(4){background:linear-gradient(140deg,rgba(var(--lime-rgb),.14),var(--ink) 60%)}
.stat:nth-child(4) b{color:var(--lime)}

/* teaching */
.teach-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:18px}
.tcard{position:relative;display:flex;flex-direction:column;gap:10px;min-height:380px;padding:clamp(26px,3.4vw,48px);border-radius:28px;text-decoration:none;color:var(--paper);overflow:hidden;
  border:1px solid rgba(255,255,255,.08);background:radial-gradient(600px 360px at var(--x,80%) var(--y,10%), rgba(var(--lime-rgb),.12), transparent 60%), #111317;transition:transform .4s cubic-bezier(.2,.7,.2,1), border-color .3s}
.tcard:hover{transform:translateY(-6px);border-color:rgba(var(--lime-rgb),.45)}
.tlogo{height:30px;width:auto;color:var(--paper);display:block;margin-bottom:6px;align-self:flex-start;flex:none}
.tcard.yt .tlogo{height:26px}
.tdesc b{color:var(--paper)}
.tlabel{font:600 11px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.tnum{margin-top:auto;display:flex;align-items:flex-start}
.tnum b{font:400 clamp(96px,13vw,200px)/.85 Anton,sans-serif;color:var(--lime);letter-spacing:-.01em}
.tnum i{font:400 clamp(40px,4vw,64px)/1 Anton,sans-serif;font-style:normal;color:var(--lime);margin-left:6px}
.tdesc{color:var(--dim);font-size:17px;line-height:1.5;max-width:34ch}
.tcard h3{margin-top:auto;font-weight:800;font-size:clamp(30px,3.4vw,52px);letter-spacing:-.04em}
.go{margin-top:14px;font-weight:600;display:inline-flex;gap:8px;align-items:center}
.go i{font-style:normal;transition:transform .3s}
.tcard:hover .go i{transform:rotate(45deg)}
.play{position:absolute;right:clamp(24px,3vw,44px);top:clamp(24px,3vw,44px);width:96px;height:96px;border-radius:50%;background:var(--lime);display:grid;place-items:center;
  box-shadow:0 0 0 0 rgba(var(--lime-rgb),.5);animation:ping 2.2s infinite}
.play span{width:0;height:0;border-style:solid;border-width:16px 0 16px 26px;border-color:transparent transparent transparent var(--ink);margin-left:6px}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(var(--lime-rgb),.45)}80%,100%{box-shadow:0 0 0 34px rgba(var(--lime-rgb),0)}}
.tcard.yt:hover .play{transform:scale(1.08)}
.play{transition:transform .3s}
.more{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:28px;padding:22px 26px;border:1px dashed rgba(255,255,255,.14);border-radius:18px;color:var(--dim)}
.more b{color:var(--lime);font-weight:800}
.link{color:var(--paper);text-decoration:none;font-weight:600;border-bottom:1px solid var(--lime);padding-bottom:2px}
.link:hover{color:var(--lime)}

/* skills: keycaps */
.keys{display:grid;gap:22px}
.group{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.cap-l{width:120px;font:600 11px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.key{font:600 clamp(15px,1.4vw,19px) "Bricolage Grotesque",sans-serif;color:var(--paper);min-width:96px;padding:20px 22px 24px;border-radius:14px;
  background:linear-gradient(#1c1f25,#15171b);border:1px solid rgba(255,255,255,.08);
  box-shadow:0 6px 0 #07080a, 0 8px 20px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .08s, box-shadow .08s, background .2s, color .2s}
.key.wide{min-width:150px}.key.space{min-width:min(320px,70vw)}
.key.lime{background:linear-gradient(#dcff5c,#c4ef2a);color:var(--ink);box-shadow:0 6px 0 #6f8a10, 0 8px 24px rgba(var(--lime-rgb),.25), inset 0 1px 0 rgba(255,255,255,.5)}
.key:hover{background:linear-gradient(#262a32,#1c1f25)}
.key.lime:hover{background:linear-gradient(#e6ff86,#d4ff3a)}
.key:active,.key.down{transform:translateY(5px);box-shadow:0 1px 0 #07080a, 0 2px 6px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08)}
.key.lime:active,.key.lime.down{box-shadow:0 1px 0 #6f8a10, inset 0 1px 0 rgba(255,255,255,.5)}

/* services */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:1200px){.cards{grid-template-columns:repeat(2,1fr)}}
.card{position:relative;display:flex;flex-direction:column;min-height:420px;padding:32px;border-radius:24px;border:1px solid rgba(255,255,255,.08);overflow:hidden;
  background:radial-gradient(420px 420px at var(--x,50%) var(--y,0%), rgba(var(--lime-rgb),.12), transparent 60%), #111317;transition:transform .4s cubic-bezier(.2,.7,.2,1), border-color .3s}
.card:hover{transform:translateY(-6px);border-color:rgba(var(--lime-rgb),.4)}
.card .n{font:400 72px/1 Anton,sans-serif;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.25)}
.card h3{font-weight:800;font-size:28px;letter-spacing:-.03em;margin:26px 0 18px}
.card ul{list-style:none;color:var(--dim);line-height:1.5;display:grid;gap:10px}
.card li::before{content:"→ ";color:var(--lime)}
.price{margin-top:auto;padding-top:28px;font:400 34px/1 Anton,sans-serif;letter-spacing:.01em}
.price span{display:block;font:600 11px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.price small{font:500 14px "Bricolage Grotesque",sans-serif;color:var(--dim);margin-left:4px}
.card.hot{background:radial-gradient(420px 420px at var(--x,50%) var(--y,0%), rgba(255,255,255,.25), transparent 60%), var(--lime);color:var(--ink)}
.card.hot ul,.card.hot .price span,.card.hot .price small{color:rgba(11,12,14,.7)}
.card.hot li::before{color:var(--ink)}
.card.hot .n{-webkit-text-stroke-color:rgba(11,12,14,.4)}

/* ---------- fullscreen menu ---------- */
.menu-btn{display:flex;align-items:center;gap:10px;height:42px;padding:0 6px 0 16px;margin-inline-start:12px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
  background:rgba(20,22,26,.6);backdrop-filter:blur(10px);color:var(--paper);font:600 12px "JetBrains Mono",monospace;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:border-color .3s}
.menu-btn:hover{border-color:var(--lime)}
.mb-lines{position:relative;width:30px;height:30px;border-radius:50%;background:var(--lime);transition:transform .5s cubic-bezier(.7,0,.2,1)}
.mb-lines i{position:absolute;left:8px;right:8px;height:2px;border-radius:2px;background:var(--ink);transition:transform .45s cubic-bezier(.7,0,.2,1), top .45s cubic-bezier(.7,0,.2,1)}
.mb-lines i:first-child{top:11px}.mb-lines i:last-child{top:17px}
.menu-open .mb-lines{transform:rotate(180deg)}
.menu-open .mb-lines i:first-child{top:14px;transform:rotate(45deg)}
.menu-open .mb-lines i:last-child{top:14px;transform:rotate(-45deg)}
body.menu-open{overflow:hidden}
.menu-open nav{background:transparent !important;border-color:transparent !important;backdrop-filter:none !important}
.menu-open nav .links{opacity:0;pointer-events:none}
nav .links{transition:opacity .3s}

.menu{position:fixed;inset:0;z-index:45;visibility:hidden;pointer-events:none;transition:visibility 0s linear 1s}
.menu.open{visibility:visible;pointer-events:auto;transition-delay:0s}
.menu-layer{position:absolute;inset:0;clip-path:circle(0px at var(--cx,95%) var(--cy,40px));transition:clip-path .85s cubic-bezier(.77,0,.18,1)}
.menu-layer.l1{background:var(--lime);transition-delay:.18s}
.menu-layer.l2{background:radial-gradient(900px 600px at 80% 100%, rgba(var(--lime-rgb),.08), transparent 60%), var(--ink);transition-delay:0s}
.menu.open .menu-layer{clip-path:circle(160vmax at var(--cx,95%) var(--cy,40px))}
.menu.open .l1{transition-delay:0s}
.menu.open .l2{transition-delay:.14s}
.menu-inner{position:absolute;inset:0;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;padding:110px clamp(16px,6vw,96px) 40px}
.menu-nav{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center}
.menu-nav a{display:flex;align-items:flex-start;gap:18px;width:max-content;max-width:100%;text-decoration:none;color:var(--paper);overflow:hidden;padding:.04em 0;transition:opacity .3s}
.menu-nav:hover a{opacity:.32}
.menu-nav a:hover{opacity:1}
.mi-n{font:600 13px "JetBrains Mono",monospace;color:var(--lime);margin-top:.9em;opacity:0;transition:opacity .3s}
.menu.open .mi-n{opacity:1;transition:opacity .5s calc(.55s + var(--i) * .07s)}
.mi-t{display:block;overflow:hidden;font:400 clamp(44px,9.4vh,120px)/1.02 Anton,Impact,sans-serif;text-transform:uppercase;
  transform:translateY(115%) rotate(7deg);transform-origin:0 100%;transition:transform .45s cubic-bezier(.7,0,.3,1)}
.menu.open .mi-t{transform:none;transition:transform 1s cubic-bezier(.16,1,.3,1) calc(.38s + var(--i) * .07s)}
.mi-t > span{position:relative;display:block;transition:transform .5s cubic-bezier(.7,0,.2,1)}
.mi-t > span::after{content:attr(data-t);position:absolute;inset-inline-start:0;top:100%;color:var(--lime)}
.menu-nav a:hover .mi-t > span{transform:translateY(-100%)}
.menu-side{position:relative;z-index:2;align-self:start;justify-self:start;display:grid;gap:30px;padding-top:12px;opacity:0;transform:translateY(24px);transition:opacity .25s, transform .25s}
.menu.open .menu-side{opacity:1;transform:none;transition:opacity .6s .75s, transform .8s cubic-bezier(.16,1,.3,1) .75s}
.ms-block{display:grid;gap:8px}
.ms-l{font:600 11px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:4px}
.ms-block a{color:var(--paper);text-decoration:none;font-size:20px;font-weight:600;width:max-content}
.ms-block a:hover{color:var(--lime)}
.ms-lang{font-family:"Doran",system-ui,sans-serif}
.menu-char{position:absolute;inset:0;pointer-events:none;z-index:1}
.menu-char .stage{left:auto;right:clamp(0px,2vw,32px);bottom:0;width:min(58vh,540px,40vw);transform:translateY(12%);pointer-events:auto;
  opacity:0;transition:opacity .4s, transform .9s cubic-bezier(.16,1,.3,1)}
.menu.open .menu-char .stage{opacity:1;transform:none;transition:opacity .6s .5s, transform 1.1s cubic-bezier(.16,1,.3,1) .45s}
.menu-char .hud .read{display:none}
.menu-char .bubble{right:72%;top:14%}
@media (max-width:820px){
  .menu-inner{grid-template-columns:1fr;padding-top:96px;align-content:start}
  .menu-side{justify-self:start;grid-auto-flow:column;gap:22px;padding-top:0}
  .ms-block a{font-size:16px}
  .mi-t{font-size:clamp(40px,11vw,64px)}
  .menu-char .stage{width:min(84vw,44svh);right:50%;transform:translate(50%,12%);bottom:0}
  .menu.open .menu-char .stage{transform:translate(50%,0)}
  .mb-label{display:none}
  .menu-btn{padding:0 6px}
}

/* ---------- scroll progress: a live mini version of the 3D head ---------- */
.mini{all:unset;position:fixed;right:24px;bottom:24px;z-index:44;width:96px;height:96px;border-radius:50%;cursor:pointer;
  transform:scale(0) rotate(-120deg);transition:transform .7s cubic-bezier(.3,1.5,.5,1)}
.mini.on{transform:scale(1) rotate(calc(var(--spin,0) * 1deg))}
.mini svg{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg);overflow:visible}
.mini .trk{fill:none;stroke:rgba(255,255,255,.12);stroke-width:4}
.mini .bar{fill:none;stroke:var(--lime);stroke-width:4;stroke-linecap:round;stroke-dasharray:289.03;stroke-dashoffset:289.03;transition:stroke-dashoffset .15s linear;filter:drop-shadow(0 0 6px rgba(var(--lime-rgb),.6))}
.mini canvas{position:absolute;inset:9px;width:calc(100% - 18px);height:calc(100% - 18px);border-radius:50%;background:radial-gradient(circle at 50% 35%, #2b2f37, #0f1114 70%);box-shadow:inset 0 0 0 1px rgba(255,255,255,.06)}
.mini-pct{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%) translateX(6px);display:grid;
  font:600 12px "JetBrains Mono",monospace;color:var(--paper);background:#111317;border:1px solid rgba(255,255,255,.1);padding:7px 12px;border-radius:999px;white-space:nowrap;
  opacity:0;transition:opacity .3s, transform .3s;pointer-events:none}
.mini-pct > *{grid-area:1/1;transition:opacity .25s}
.mini-top{opacity:0;color:var(--lime)}
.mini:hover .mini-pct, .mini.moving .mini-pct{opacity:1;transform:translateY(-50%)}
.mini:hover .mini-top{opacity:1}
.mini:hover #miniPct{opacity:0}
.mini.done .bar{stroke:#fff}
@media (max-width:820px){ .mini{width:76px;height:76px;right:14px;bottom:14px} .mini canvas{inset:7px;width:calc(100% - 14px);height:calc(100% - 14px)} }
@media (pointer:coarse){ .mini-pct{display:none} }
@media (max-width:560px){ .status > a:first-child, .status::before{display:none} .lang{margin-inline-start:0} }

/* certificates: carousel, every card the same size */
.cert-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(28px,5vh,48px)}
.cert-head .big{margin-bottom:0}
.cert-ctrl{display:flex;align-items:center;gap:10px}
.cert-count{font:600 13px "JetBrains Mono",monospace;color:var(--dim);margin-inline-end:10px}
.cert-count b{color:var(--lime);font-weight:600}
.cert-btn{width:56px;height:56px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:#111317;color:var(--paper);font-size:26px;line-height:1;cursor:pointer;transition:background .2s,color .2s,transform .2s}
.cert-btn:hover{background:var(--lime);color:var(--ink);transform:scale(1.06)}
.cert-btn:disabled{opacity:.3;pointer-events:none}
.cert-viewport{margin:0 calc(-1 * clamp(16px,6vw,96px));padding:0 clamp(16px,6vw,96px);overflow:hidden}
.cert-grid{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;scrollbar-width:none;padding:12px 0 28px;cursor:grab;outline:none;
  scroll-padding-inline:0}
.cert-grid::-webkit-scrollbar{display:none}
.cert-grid.drag{cursor:grabbing;scroll-snap-type:none;scroll-behavior:auto}
.cert{all:unset;box-sizing:border-box;flex:0 0 clamp(270px,27vw,380px);scroll-snap-align:start;display:flex;flex-direction:column;gap:14px;padding:14px;border-radius:22px;background:#111317;border:1px solid rgba(255,255,255,.08);
  transition:transform .35s cubic-bezier(.2,.7,.2,1), border-color .3s, box-shadow .3s}
.cert:hover,.cert:focus-visible{transform:translateY(-6px);border-color:rgba(var(--lime-rgb),.45);box-shadow:0 30px 60px -30px rgba(var(--lime-rgb),.35)}
.paper{aspect-ratio:4/3;border-radius:14px;background:#f3f2ec;padding:10px;display:grid;place-items:center;overflow:hidden}
.paper img{width:100%;height:100%;object-fit:contain;pointer-events:none;transition:transform .5s cubic-bezier(.2,.7,.2,1);-webkit-user-drag:none;user-select:none}
.cert:hover .paper img{transform:scale(1.04)}
.cert .meta{display:flex;flex-direction:column;gap:6px;padding:0 4px;min-height:4.4em}
.cert .meta b{font-weight:600;font-size:16px;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cert .meta span{font:500 11px "JetBrains Mono",monospace;letter-spacing:.06em;color:var(--dim);text-transform:uppercase;margin-top:auto}
.cert .meta span em{font-style:normal;color:var(--lime)}
.cert-bar{height:2px;background:rgba(255,255,255,.08);border-radius:2px;overflow:hidden}
.cert-bar i{display:block;height:100%;width:10%;background:var(--lime);border-radius:2px;transition:width .3s, transform .3s;transform-origin:0 0}
.lb{border:0;padding:0;background:transparent;max-width:none;max-height:none;width:100vw;height:100vh;color:var(--paper)}
.lb::backdrop{background:rgba(6,7,9,.88);backdrop-filter:blur(8px)}
.lb[open]{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding:clamp(12px,3vw,40px)}
.lb figure{margin:0;display:grid;justify-items:center;gap:14px;min-width:0}
.lb img{max-width:100%;max-height:78vh;border-radius:12px;box-shadow:0 40px 80px rgba(0,0,0,.6);background:#fff}
.lb figcaption{font-weight:600;font-size:17px;text-align:center}
.lb figcaption span{display:block;font:500 12px "JetBrains Mono",monospace;color:var(--dim);margin-top:4px;text-transform:uppercase;letter-spacing:.08em}
.lb-nav,.lb-x{width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.18);background:rgba(20,22,26,.8);color:var(--paper);font-size:26px;line-height:1;cursor:pointer;transition:background .2s,color .2s}
.lb-nav:hover,.lb-x:hover{background:var(--lime);color:var(--ink)}
.lb-x{position:fixed;top:20px;right:20px;font-size:18px}
.lang{margin-inline-start:14px;padding:5px 11px;border:1px solid rgba(255,255,255,.18);border-radius:999px;font:600 13px "Doran",system-ui,sans-serif;color:var(--paper) !important}
.lang:hover{background:var(--lime);color:var(--ink) !important;border-color:var(--lime)}
@media (max-width:560px){ .cert{flex-basis:78vw} .cert-btn{width:46px;height:46px} .lb[open]{grid-template-columns:1fr} .lb-nav{display:none} }

/* contact */
.huge{font:400 clamp(96px,17vw,280px)/.82 Anton,sans-serif;letter-spacing:-.01em}
.huge em{font-family:Anton,sans-serif;font-weight:400}
.note{margin-top:28px;font-size:clamp(17px,1.6vw,21px);color:var(--dim);max-width:40ch}
.note b{color:var(--paper)}
.contacts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:clamp(40px,7vh,72px);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08);border-radius:22px;overflow:hidden}
.ct{position:relative;display:flex;flex-direction:column;gap:6px;padding:28px;background:var(--ink);color:var(--paper);text-decoration:none;transition:background .3s, color .3s;min-height:140px}
.ct span{font:600 11px "JetBrains Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);transition:color .3s}
.ct b{font-weight:600;font-size:clamp(18px,1.7vw,24px);letter-spacing:-.02em}
.ct i{position:absolute;right:24px;top:22px;font-style:normal;font-size:22px;transition:transform .3s}
.ct:hover{background:var(--lime);color:var(--ink)}
.ct:hover span{color:rgba(11,12,14,.6)}
.ct:hover i{transform:rotate(45deg)}
.ct.primary{background:linear-gradient(140deg,rgba(var(--lime-rgb),.16),var(--ink) 70%)}
.ct.primary:hover{background:var(--lime)}

/* footer */
.foot{position:relative;overflow:hidden;border-top:1px solid rgba(255,255,255,.08);padding:0 clamp(16px,6vw,96px) 28px}
.foot-giant{font:400 clamp(90px,24vw,400px)/.8 Anton,sans-serif;text-align:center;color:transparent;-webkit-text-stroke:1.5px rgba(236,235,230,.14);margin:clamp(30px,6vh,60px) 0 20px;
  background:linear-gradient(var(--lime),var(--lime)) no-repeat;-webkit-background-clip:text;background-clip:text;background-size:var(--fill,0%) 100%}
.foot-row{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font:500 12px "JetBrains Mono",monospace;color:var(--dim)}
.foot-links{display:flex;gap:22px}
.foot-links a{color:var(--paper);text-decoration:none}
.foot-links a:hover{color:var(--lime)}

@media (max-width:900px){
  .about-grid,.teach-grid{grid-template-columns:1fr}
  .tcard{min-height:300px}
  .cards{grid-template-columns:1fr}
  .card{min-height:0}
  .contacts{grid-template-columns:1fr 1fr}
  .cap-l{width:100%}
}
@media (max-width:520px){
  .contacts{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .key{min-width:0;padding:14px 16px 18px}
  .key.wide{min-width:0}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .play{animation:none}
}

@media (max-width:820px){
  .links{display:none}
  .logo{font-size:16px}
  .stage{width:min(100vw, 62svh);bottom:150px;transform:translateX(-50%)}
  .giant{top:36%}
  .intro{left:16px;right:16px;bottom:62px;max-width:none}
  .intro .sub,.cta,.hud .read{display:none}
  h1{font-size:28px}
  .kicker{margin-bottom:10px}
  .bubble{right:auto;left:6%;top:6%;max-width:180px;font-size:13px}
  .marquee{padding:12px 0}
}
@media (prefers-reduced-motion:reduce){ .floor,.grain,.marquee div{animation:none} }
/* ================= Persian / RTL ================= */
html[dir=rtl] body, html[dir=rtl] button, html[dir=rtl] .kicker, html[dir=rtl] .hud, html[dir=rtl] .hud .read, html[dir=rtl] .hud .lock,
html[dir=rtl] .status, html[dir=rtl] .marquee div, html[dir=rtl] .loader, html[dir=rtl] .cur .tag, html[dir=rtl] .sec-head, html[dir=rtl] .timeline .t,
html[dir=rtl] .stat span, html[dir=rtl] .tlabel, html[dir=rtl] .cap-l, html[dir=rtl] .price span, html[dir=rtl] .price small, html[dir=rtl] .ct span,
html[dir=rtl] .foot-row, html[dir=rtl] .hint, html[dir=rtl] .cert .meta span, html[dir=rtl] .lb figcaption span, html[dir=rtl] .key, html[dir=rtl] .feature h2 span,
html[dir=rtl] .mb-label, html[dir=rtl] .mi-n, html[dir=rtl] .ms-l, html[dir=rtl] .mini-pct, html[dir=rtl] .cert-count{
  font-family:"Doran",system-ui,sans-serif}
/* menu + badge, mirrored */
html[dir=rtl] .mi-t{font-family:"Doran",sans-serif;font-weight:900;line-height:1.3;font-size:clamp(40px,8vh,100px);transform:translateY(115%) rotate(-7deg);transform-origin:100% 100%}
html[dir=rtl] .menu.open .mi-t{transform:none}
html[dir=rtl] .mi-n{margin-top:1.2em;font-size:15px}
html[dir=rtl] .mb-label{font-size:14px;font-weight:700}
html[dir=rtl] .menu-btn{padding:0 6px 0 16px}
html[dir=rtl] .mb-lines{order:-1}
html[dir=rtl] .ms-l{font-size:13px;font-weight:700}
html[dir=rtl] .menu-char .stage{right:auto;left:clamp(0px,2vw,32px)}
html[dir=rtl] .menu-char .bubble{right:auto;left:72%}
html[dir=rtl] .mini{right:auto;left:24px}
html[dir=rtl] .mini-pct{right:auto;left:calc(100% + 12px)}
@media (max-width:820px){
  html[dir=rtl] .menu-char .stage{left:auto;right:50%}
  html[dir=rtl] .mini{left:14px}
}
html[dir=rtl] *{letter-spacing:0 !important;text-transform:none !important}
html[dir=rtl] em{font-style:normal}
html[dir=rtl] .giant, html[dir=rtl] .stat b, html[dir=rtl] .stat i, html[dir=rtl] .tnum b, html[dir=rtl] .tnum i, html[dir=rtl] .huge, html[dir=rtl] .huge em,
html[dir=rtl] .foot-giant, html[dir=rtl] .card .n, html[dir=rtl] .price, html[dir=rtl] .loader b{font-family:"Doran",sans-serif;font-weight:900}
html[dir=rtl] h1{font-weight:800;line-height:1.35}
html[dir=rtl] h1 em, html[dir=rtl] .big em{font-weight:950}
html[dir=rtl] .big{font-weight:800;line-height:1.3;max-width:18ch}
html[dir=rtl] .statement{font-weight:700;line-height:1.85;font-size:clamp(20px,2.3vw,36px);max-width:34ch}
html[dir=rtl] .cert .meta b{font-size:15px;line-height:1.6}
html[dir=rtl] .cert-count{font-size:15px}
html[dir=rtl] .giant{line-height:1.15;font-size:clamp(70px,15vw,320px)}
html[dir=rtl] .huge{line-height:1.3;font-size:clamp(44px,6.5vw,110px)}
html[dir=rtl] .foot-giant{font-size:clamp(80px,18vw,300px)}
html[dir=rtl] .foot-giant{line-height:1.2;background-position:right}
html[dir=rtl] .kicker{font-size:14px;font-weight:700}
html[dir=rtl] .sub, html[dir=rtl] .note, html[dir=rtl] .tdesc{line-height:1.9}
html[dir=rtl] .hud .read, html[dir=rtl] .hud .lock{font-size:12px}
html[dir=rtl] .cur .tag{font-size:12px;font-weight:700}
html[dir=rtl] .stat span, html[dir=rtl] .tlabel, html[dir=rtl] .cap-l, html[dir=rtl] .ct span, html[dir=rtl] .timeline .t{font-size:13px;font-weight:700}
/* mirror the layout */
html[dir=rtl] .intro{left:auto;right:clamp(16px,4vw,56px)}
html[dir=rtl] .cta{right:auto;left:clamp(16px,4vw,56px);align-items:flex-start}
html[dir=rtl] .sec-head::after{background:linear-gradient(270deg,rgba(255,255,255,.15),transparent)}
html[dir=rtl] .statement mark{background-position:right}
html[dir=rtl] .timeline{border-left:0;padding-left:0;border-right:1px solid rgba(255,255,255,.12);padding-right:28px}
html[dir=rtl] .timeline li::before{left:auto;right:-33px}
html[dir=rtl] .card li::before{content:"← "}
html[dir=rtl] .ct i{right:auto;left:24px}
html[dir=rtl] .btn:hover .arr, html[dir=rtl] .tcard:hover .go i, html[dir=rtl] .ct:hover i{transform:rotate(-45deg)}
html[dir=rtl] .lb-x{right:auto;left:20px}
html[dir=rtl] .marquee div{direction:ltr}
html[dir=rtl] .stat i, html[dir=rtl] .tnum i{margin-left:0;margin-right:6px}
html[dir=rtl] .price{font-size:30px}
@media (max-width:820px){
  html[dir=rtl] .intro{left:16px;right:16px}
  html[dir=rtl] h1{font-size:26px}
}