@font-face{font-family:"Vazirmatn";src:url("../fonts/Vazirmatn-Variable.woff2") format("woff2");font-weight:100 900;font-display:swap}
:root{
  --ink:#0a1517;--deep:#0f2326;--tile:#15393a;--line:#26504e;--mist:#8fb0ac;
  --text:#e9f2ef;--saffron:#f4b942;--saffron-d:#d99a1c;--turq:#2bb3a6;--mint:#6fd6b0;--anar:#e0455f;
  --radius:14px;--font:"Vazirmatn",Tahoma,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--ink);color:var(--text);line-height:1.85;font-size:16px;direction:rtl;min-height:100vh}
a{color:inherit;text-decoration:none}
img,svg,canvas{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--saffron);outline-offset:3px;border-radius:6px}
.wrap{width:min(1180px,92%);margin-inline:auto}
.tilepattern{background-image:
 radial-gradient(circle at 50% 50%,transparent 0 9px,rgba(43,179,166,.07) 9px 10px,transparent 10px),
 conic-gradient(from 45deg at 50% 50%,rgba(43,179,166,.05) 0 25%,transparent 0 50%,rgba(43,179,166,.05) 0 75%,transparent 0);
 background-size:44px 44px,44px 44px}

/* دکمه‌ها */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.4rem;border-radius:999px;border:1.5px solid transparent;font-weight:700;cursor:pointer;transition:transform .15s,background .2s,border-color .2s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--saffron);color:#2a1c00}
.btn-primary:hover{background:#ffc95c}
.btn-ghost{border-color:var(--line);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--saffron);color:var(--saffron)}
.btn-sm{padding:.4rem 1rem;font-size:.9rem}
.btn-block{width:100%}

/* هدر سایت */
.site-head{position:sticky;top:0;z-index:30;background:rgba(10,21,23,.82);backdrop-filter:blur(12px);border-bottom:1px solid rgba(38,80,78,.6)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:900;font-size:1.35rem}
.brand .mark{width:36px;height:36px;border-radius:10px;background:var(--saffron);color:#2a1c00;display:grid;place-items:center;font-weight:900;font-size:1.1rem;transform:rotate(-6deg)}
.nav{display:flex;gap:1.6rem;color:var(--mist);font-weight:500}
.nav a:hover{color:var(--text)}
.head-actions{display:flex;gap:.6rem;align-items:center}
@media(max-width:820px){.nav{display:none}}

/* هیرو */
.hero{position:relative;overflow:hidden;padding:3.2rem 0 4rem}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:2rem}
.hero h1{font-size:clamp(2.2rem,5.2vw,4rem);line-height:1.35;font-weight:900;margin-bottom:1.1rem}
.hero h1 em{font-style:normal;color:var(--saffron);display:block}
.hero p.lead{color:var(--mist);font-size:1.15rem;max-width:34rem;margin-bottom:1.8rem}
.hero .cta{display:flex;gap:.8rem;flex-wrap:wrap}
.hero .note{margin-top:1.2rem;color:var(--mist);font-size:.9rem}
.stage{position:relative;aspect-ratio:1/1;max-height:560px;width:100%;border-radius:32px;background:radial-gradient(circle at 50% 38%,rgba(43,179,166,.28),transparent 62%),linear-gradient(180deg,var(--deep),var(--ink));border:1px solid var(--line);overflow:hidden}
.stage canvas{position:absolute;inset:0;width:100%;height:100%}
.stage .tag{position:absolute;bottom:14px;inset-inline:14px;display:flex;justify-content:space-between;font-size:.8rem;color:var(--mist);pointer-events:none}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr}.stage{max-height:380px;aspect-ratio:4/3}}

/* بخش‌ها */
section.block{padding:4.5rem 0}
.block h2{font-size:clamp(1.6rem,3.2vw,2.4rem);font-weight:900;margin-bottom:.6rem;line-height:1.5}
.block .sub{color:var(--mist);max-width:40rem;margin-bottom:2.4rem}
.flow{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;counter-reset:s}
.flow .step{position:relative;padding:1.6rem;border-radius:var(--radius);background:var(--deep);border:1px solid var(--line)}
.flow .step::before{counter-increment:s;content:counter(s,persian);position:absolute;top:-16px;right:20px;width:34px;height:34px;border-radius:50%;background:var(--saffron);color:#2a1c00;display:grid;place-items:center;font-weight:900}
.flow h3{margin:.4rem 0 .3rem;font-size:1.15rem}
.flow p{color:var(--mist);font-size:.95rem}
@media(max-width:800px){.flow{grid-template-columns:1fr}}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}
.bento .b{border-radius:var(--radius);padding:1.5rem;background:var(--deep);border:1px solid var(--line);position:relative;overflow:hidden}
.bento .b h3{font-size:1.1rem;margin-bottom:.35rem}
.bento .b p{color:var(--mist);font-size:.93rem}
.bento .w3{grid-column:span 3}.bento .w2{grid-column:span 2}.bento .w4{grid-column:span 4}
.bento .b.hot{background:linear-gradient(135deg,var(--tile),var(--deep));border-color:var(--turq)}
.bento .ico{font-size:1.8rem;margin-bottom:.5rem}
@media(max-width:800px){.bento .w3,.bento .w2,.bento .w4{grid-column:span 6}}
.demo-band{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center;padding:2.4rem;border-radius:28px;background:linear-gradient(135deg,var(--tile),var(--deep));border:1px solid var(--line)}
.demo-band .mini{aspect-ratio:16/10;border-radius:20px;background:var(--ink);border:1px solid var(--line);position:relative;overflow:hidden}
.demo-band .mini canvas{position:absolute;inset:0;width:100%;height:100%}
@media(max-width:800px){.demo-band{grid-template-columns:1fr;padding:1.4rem}}

/* قیمت‌ها */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.2rem;align-items:stretch}
.plan{display:flex;flex-direction:column;padding:1.8rem;border-radius:20px;background:var(--deep);border:1px solid var(--line)}
.plan.pop{border-color:var(--saffron);background:linear-gradient(180deg,#1d3a38,var(--deep))}
.plan .price{font-size:2rem;font-weight:900;margin:.6rem 0}
.plan .price small{font-size:.9rem;color:var(--mist);font-weight:500}
.plan ul{list-style:none;margin:1rem 0 1.4rem;flex:1}
.plan li{padding:.25rem 0;color:var(--text);font-size:.95rem;display:flex;gap:.5rem}
.plan li::before{content:"✓";color:var(--mint);font-weight:900}

footer.site-foot{border-top:1px solid var(--line);padding:2rem 0;color:var(--mist);font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem}

/* فرم‌ها */
.auth{min-height:calc(100vh - 68px);display:grid;place-items:center;padding:2rem 0}
.card-auth{width:min(480px,92vw);padding:2rem;background:var(--deep);border:1px solid var(--line);border-radius:22px}
.card-auth h1{font-size:1.6rem;margin-bottom:.3rem}
.card-auth .sub{color:var(--mist);margin-bottom:1.4rem;font-size:.95rem}
.fld{display:block;margin-bottom:1rem}
.fld>span{display:block;font-size:.9rem;margin-bottom:.3rem;color:var(--mist)}
.fld input,.fld select,.fld textarea{width:100%;padding:.7rem .9rem;border-radius:12px;background:var(--ink);border:1.5px solid var(--line);color:var(--text)}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--saffron);outline:none}
.fld small{display:block;color:var(--mist);font-size:.8rem;margin-top:.25rem}
.ltr{direction:ltr;text-align:left}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 1rem}
@media(max-width:520px){.grid2{grid-template-columns:1fr}}
.alt{margin-top:1.2rem;text-align:center;color:var(--mist);font-size:.92rem}
.alt a{color:var(--saffron);font-weight:700}
.hint-box{margin-top:1.2rem;padding:.8rem 1rem;border:1px dashed var(--line);border-radius:12px;color:var(--mist);font-size:.88rem}
.hint-box b{color:var(--text)}

/* خطا */
.errpage{min-height:70vh;display:grid;place-items:center;text-align:center;padding:2rem}
.errpage .code{font-size:6rem;font-weight:900;color:var(--saffron);line-height:1}

/* توست */
#toasts{position:fixed;top:14px;inset-inline:0;z-index:999;display:flex;flex-direction:column;align-items:center;gap:.5rem;pointer-events:none}
.toast{pointer-events:auto;min-width:240px;max-width:92vw;padding:.7rem 1.1rem;border-radius:12px;background:#142d2f;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.4);font-size:.95rem;animation:tin .25s ease-out}
.toast.success{border-color:var(--mint)}.toast.error{border-color:var(--anar)}.toast.info{border-color:var(--turq)}
@keyframes tin{from{transform:translateY(-10px);opacity:0}to{transform:none;opacity:1}}

/* دموی ۳بعدی */
.demo3d{position:relative;height:calc(100vh - 68px);min-height:520px;background:var(--ink)}
.demo3d canvas{position:absolute;inset:0;width:100%;height:100%;cursor:grab;touch-action:none}
.demo3d canvas:active{cursor:grabbing}
.d3-hud{position:absolute;top:14px;inset-inline:14px;display:flex;justify-content:space-between;gap:.6rem;pointer-events:none;flex-wrap:wrap}
.d3-hud>*{pointer-events:auto}
.chip{padding:.45rem 1rem;border-radius:999px;background:rgba(15,35,38,.88);border:1px solid var(--line);font-size:.88rem;backdrop-filter:blur(8px);cursor:pointer}
.chip:hover{border-color:var(--saffron)}
.d3-panel{position:absolute;bottom:14px;inset-inline:14px;max-width:420px;padding:1.1rem 1.2rem;border-radius:18px;background:rgba(15,35,38,.94);border:1px solid var(--line);backdrop-filter:blur(10px);display:none}
.d3-panel.on{display:block;animation:tin .25s}
.d3-panel h3{font-size:1.1rem;margin-bottom:.2rem}
.d3-panel p{color:var(--mist);font-size:.9rem;margin-bottom:.8rem}
.d3-panel .row{display:flex;gap:.5rem;flex-wrap:wrap}
.d3-hint{position:absolute;bottom:14px;inset-inline-start:14px;color:var(--mist);font-size:.82rem;pointer-events:none}
.d3-fallback{position:absolute;inset:0;display:none;place-items:center;text-align:center;padding:2rem;color:var(--mist)}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}
[hidden]{display:none!important}