:root{--bg:#070b18;--bg2:#0a1022;--card:#101830;--line:#22305a;--text:#e8ecf8;--muted:#9aa6c7;--primary:#3d8bff;--accent:#22d3ee;--ok:#34d399;--r:16px;--w:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.9 Vazirmatn,"Segoe UI",Tahoma,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.5;margin:0 0 .5em}h1{font-size:clamp(1.9rem,4.6vw,3.2rem)}h2{font-size:clamp(1.4rem,3vw,2rem)}h3{font-size:1.15rem}p{margin:0 0 1em}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip{position:absolute;inset-inline-start:8px;top:-60px;background:var(--primary);color:#fff;padding:8px 14px;border-radius:8px;z-index:100}.skip:focus{top:8px}
.wrap{width:min(var(--w),100% - 32px);margin-inline:auto}.sec{padding:clamp(48px,8vw,96px) 0}.sec.alt{background:var(--bg2)}
.muted{color:var(--muted)}.center{text-align:center}.sec-head{max-width:640px;margin:0 auto 40px;text-align:center}.sec-head p{color:var(--muted)}
.eyebrow{display:inline-block;color:var(--accent);font-size:.85rem;letter-spacing:.02em;margin-bottom:6px}
.ic{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:12px;border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;text-decoration:none!important}
.btn.primary{background:linear-gradient(135deg,var(--primary),color-mix(in srgb,var(--primary) 60%,var(--accent)));color:#fff;box-shadow:0 8px 24px -10px var(--primary)}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 14px 28px -10px var(--primary)}
.btn.ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.03)}.btn.ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
/* header */
.site-header{position:sticky;top:0;z-index:50;transition:background .3s,box-shadow .3s,backdrop-filter .3s;background:transparent}
.site-header.scrolled{background:rgba(7,11,24,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.hd{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:1.25rem;text-decoration:none!important}.logo img{height:40px;width:auto}
.logo-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent));display:grid;place-items:center;color:#041022;font-weight:900}
.nav{display:flex;gap:4px;margin-inline-start:auto}.nav a{color:var(--text);padding:8px 14px;border-radius:10px;text-decoration:none!important;font-size:.95rem;transition:background .2s}
.nav a:hover{background:rgba(255,255,255,.07)}.nav a[aria-current=page]{color:var(--accent)}
.hd .btn{padding:9px 20px;font-size:.92rem}.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--text);border-radius:10px;padding:6px 12px;font-size:1.3rem;cursor:pointer;margin-inline-start:auto}
@media(max-width:900px){.menu-btn{display:block}.hd .btn{display:none}.nav{display:none;position:absolute;inset-inline:0;top:72px;flex-direction:column;background:rgba(7,11,24,.97);padding:12px 16px 20px;border-bottom:1px solid var(--line)}.nav.open{display:flex}.nav a{padding:12px}}
/* hero */
.hero{position:relative;min-height:calc(100vh - 72px);display:flex;align-items:center;overflow:hidden;margin-top:-72px;padding-top:72px;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:radial-gradient(60% 50% at 80% 20%,color-mix(in srgb,var(--primary) 28%,transparent),transparent 70%),radial-gradient(45% 45% at 15% 85%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 70%)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.55}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:48px 0}
.hero h1 span{background:linear-gradient(90deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.1rem;color:var(--muted);max-width:560px}.cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}
.chips{display:flex;gap:8px;flex-wrap:wrap;list-style:none;padding:0;margin:0}.chips a,.chip{display:inline-flex;gap:6px;align-items:center;padding:4px 14px;border:1px solid var(--line);border-radius:99px;color:var(--muted);font-size:.85rem;background:rgba(255,255,255,.03);text-decoration:none!important}
.chips a:hover,.chip.on{border-color:var(--accent);color:var(--accent)}
.hero-vis{transition:transform .25s ease-out;will-change:transform}.hero-vis svg{width:100%;height:auto;max-width:440px;margin-inline:auto;display:block}
.dash{stroke-dasharray:6 8;animation:flow 2.4s linear infinite}@keyframes flow{to{stroke-dashoffset:-56}}
.pulse{animation:pulse 3s ease-in-out infinite;transform-origin:center;transform-box:fill-box}@keyframes pulse{50%{transform:scale(1.12);opacity:.8}}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-vis{display:none}.hero{min-height:auto}}
/* stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;margin-top:-36px;position:relative;z-index:2}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;text-align:center}.stat b{display:block;font-size:2rem;color:var(--accent);line-height:1.3}.stat span{color:var(--muted);font-size:.9rem}
/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.card{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01)),var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .3s,border-color .3s,box-shadow .3s;color:var(--text)}
.card:hover{transform:translateY(-6px);border-color:color-mix(in srgb,var(--primary) 60%,var(--line));box-shadow:0 18px 40px -22px var(--primary)}
a.card{text-decoration:none!important}.card .pad{padding:20px;display:flex;flex-direction:column;gap:6px;flex:1}.card p{color:var(--muted);font-size:.93rem;margin:0}
.card .icb{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:color-mix(in srgb,var(--primary) 16%,transparent);color:var(--accent);margin-bottom:8px}
.thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#142048,#0b1226);display:grid;place-items:center;color:var(--line);overflow:hidden}.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.card:hover .thumb img{transform:scale(1.05)}
.more{margin-top:auto;padding-top:10px;color:var(--accent);font-size:.9rem}
.meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:.82rem}
.adv{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.adv>div{padding:20px;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}.adv h3{color:var(--accent);display:flex;gap:8px;align-items:center}
.adv .n{width:30px;height:30px;border-radius:50%;background:color-mix(in srgb,var(--primary) 20%,transparent);display:grid;place-items:center;font-size:.85rem;color:var(--text)}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:0;position:relative;max-width:760px;margin-inline:auto}
.steps::before{content:"";position:absolute;inset-block:12px;inset-inline-start:21px;width:2px;background:linear-gradient(var(--primary),var(--accent));opacity:.4}
.steps li{display:flex;gap:18px;padding:12px 0;position:relative}.steps .num{width:44px;height:44px;border-radius:50%;flex:none;display:grid;place-items:center;background:var(--bg);border:2px solid var(--primary);font-weight:700;z-index:1}
.steps h3{margin:0}.steps p{color:var(--muted);margin:0;font-size:.92rem}
.quote{padding:22px}.quote p{color:var(--text);font-size:1rem}.quote footer{margin-top:12px;color:var(--muted);font-size:.88rem}.stars{color:#fbbf24;letter-spacing:2px}
.band{background:linear-gradient(135deg,color-mix(in srgb,var(--primary) 30%,#0b1226),#0b1226);border:1px solid var(--line);border-radius:24px;padding:clamp(28px,5vw,56px);text-align:center}
/* inner */
.page-head{padding:56px 0 24px;background:radial-gradient(60% 100% at 80% 0,color-mix(in srgb,var(--primary) 18%,transparent),transparent 70%)}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:10px}.crumbs a{color:var(--muted)}
.prose{max-width:760px}.prose h2{margin-top:1.6em;color:var(--accent)}.prose h3{margin-top:1.3em}.prose ul{padding-inline-start:1.4em}.prose li{margin-bottom:.4em}
.cols{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}@media(max-width:900px){.cols{grid-template-columns:1fr}}
.aside{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;position:sticky;top:90px}.aside dt{color:var(--muted);font-size:.82rem}.aside dd{margin:0 0 12px}
.cover{border-radius:var(--r);overflow:hidden;margin-bottom:24px;border:1px solid var(--line)}.cover img{width:100%}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:20px}.gallery img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%;border:1px solid var(--line)}
.pager{display:flex;gap:10px;justify-content:center;align-items:center;margin-top:36px;color:var(--muted)}
.info{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.info .card .pad{gap:4px}.info .ic{color:var(--accent)}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;padding:0 18px}.faq summary{cursor:pointer;padding:16px 0;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--accent);font-size:1.4rem;line-height:1}.faq details[open] summary::after{content:"−"}.faq .ans{padding-bottom:14px;color:var(--muted)}
.search{display:flex;gap:10px;max-width:520px}.search input{flex:1;padding:12px 16px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--text);font:inherit}
.notice{padding:16px 20px;border:1px dashed var(--line);border-radius:14px;color:var(--muted)}
/* footer */
.site-footer{background:#050813;border-top:1px solid var(--line);padding:56px 0 24px;margin-top:0;font-size:.93rem}
.ft{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}@media(max-width:860px){.ft{grid-template-columns:1fr 1fr}}@media(max-width:520px){.ft{grid-template-columns:1fr}}
.site-footer h3{font-size:1rem;color:var(--text)}.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin-bottom:6px}.site-footer a{color:var(--muted)}.site-footer a:hover{color:var(--accent)}
.copy{border-top:1px solid var(--line);margin-top:32px;padding-top:18px;color:var(--muted);font-size:.85rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
/* reveal */
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}.js [data-reveal].in{opacity:1;transform:none}
.js [data-reveal]:nth-child(2){transition-delay:.08s}.js [data-reveal]:nth-child(3){transition-delay:.16s}.js [data-reveal]:nth-child(4){transition-delay:.24s}.js [data-reveal]:nth-child(n+5){transition-delay:.3s}
.hero .rise{animation:rise .9s ease both}.hero .rise:nth-child(2){animation-delay:.12s}.hero .rise:nth-child(3){animation-delay:.24s}.hero .rise:nth-child(4){animation-delay:.36s}@keyframes rise{from{opacity:0;transform:translateY(24px)}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js [data-reveal]{opacity:1;transform:none}}
.ic.sm{width:16px;height:16px}.ic.big{width:56px;height:56px}
.rform label{display:block;margin:14px 0 4px}.rform .chk{display:flex;gap:8px;align-items:flex-start}.rform .two{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:620px){.rform .two{grid-template-columns:1fr}}
.rform input:not([type=checkbox]),.rform select,.rform textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--text);font:inherit}
.rform .btn{margin-top:20px}.fe{display:block;color:#f87171;font-size:.85rem}.rform .alert{padding:12px 16px;border:1px solid #f87171;border-radius:12px;background:#33141b;margin-bottom:10px}
.hp{position:absolute;inset-inline-start:-9999px;width:1px;height:1px;overflow:hidden}