/* طرح رویا | آموزش‌ها و دانلود نرم‌افزار — مشکی، سفید، طوسی */
body.trwd-kb{background:#0A0A0B}
body.trwd-kb #content>.ast-container,body.trwd-kb .site-content>.ast-container{max-width:none;padding:0;display:block}
body.trwd-kb #primary{margin:0;padding:0;width:100%}
body.trwd-kb .elementor-location-header::before{transform:none;background:rgba(14,14,16,.78)}
.kb{position:relative;isolation:isolate;overflow-x:clip;background:#F4F4F5}
.kb .rv{opacity:0;transform:translate3d(0,34px,0);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.kb .rv.is-in,.kb.no-js .rv{opacity:1;transform:none}

/* رنگ هر نوع بخش */
.kb-dark{--ink:#F4F4F5;--muted:#A1A1AA;--dim:#71717A;--line:rgba(255,255,255,.09);--line-2:rgba(255,255,255,.18);--card:rgba(255,255,255,.04);--accent:#fff;--on:#0A0A0B;--glow:rgba(255,255,255,.22);background:#0A0A0B;color:var(--ink)}
.kb-g,.kb-w{--ink:#18181B;--muted:#52525B;--dim:#71717A;--line:#E4E4E7;--line-2:#D4D4D8;--card:#fff;--accent:#0A0A0B;--on:#fff;--glow:rgba(0,0,0,.25);color:var(--ink)}
.kb-g{background:#F4F4F5}
.kb-w{background:#fff}
.kb-dark .grad{background:linear-gradient(100deg,#fff 15%,#8E8E96 95%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}
.kb-g .grad,.kb-w .grad{background:linear-gradient(100deg,#0A0A0B 20%,#71717A);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.06em}
.kb-g .btn-primary,.kb-w .btn-primary{box-shadow:0 14px 30px -14px rgba(0,0,0,.5)}
.kb-head{max-width:720px;margin-bottom:44px}
.kb .kb-head h2{font-size:clamp(28px,3.4vw,46px);line-height:1.25;font-weight:900;color:var(--ink)}
.kb-head p{margin-top:14px;color:var(--muted);font-size:clamp(15px,1.2vw,17px);line-height:2}

/* ================= هیرو ================= */
.kb-hero{position:relative;overflow:clip;min-height:min(100svh,900px);display:flex;align-items:center;padding:calc(var(--hdr,105px) + 36px) 0 110px;isolation:isolate}
.kb-fx{position:absolute;inset:0;width:100%;height:100%;z-index:-2;pointer-events:none}
.kb-hero-grid{position:absolute;inset:0;z-index:-3;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='88' height='152' viewBox='0 0 88 152' fill='none' stroke-width='1'%3E%3Cpath d='M26.4 0.0L61.6 0.0M13.2 22.8L30.8 53.2M74.8 22.8L57.2 53.2M-17.6 76.0L17.6 76.0M70.4 76.0L105.6 76.0M57.2 98.8L74.8 129.2M30.8 98.8L13.2 129.2M26.4 152.0L61.6 152.0' stroke='rgba(255,255,255,.035)'/%3E%3Cpath d='M26.4 0.0 13.2 22.9 -13.2 22.9 -26.4 0.0 -13.2 -22.9 13.2 -22.9ZM114.4 0.0 101.2 22.9 74.8 22.9 61.6 0.0 74.8 -22.9 101.2 -22.9ZM70.4 76.0 57.2 98.9 30.8 98.9 17.6 76.0 30.8 53.1 57.2 53.1ZM26.4 152.0 13.2 174.9 -13.2 174.9 -26.4 152.0 -13.2 129.1 13.2 129.1ZM114.4 152.0 101.2 174.9 74.8 174.9 61.6 152.0 74.8 129.1 101.2 129.1Z' stroke='rgba(255,255,255,.055)'/%3E%3C/svg%3E") 0 0/88px 152px;-webkit-mask:radial-gradient(75% 80% at 50% 45%,#000,transparent 78%);mask:radial-gradient(75% 80% at 50% 45%,#000,transparent 78%)}
.kb-hero-glow{position:absolute;z-index:-1;width:900px;height:900px;left:-180px;top:-260px;border-radius:50%;background:radial-gradient(closest-side,rgba(255,255,255,.09),transparent);animation:kbGlow 14s ease-in-out infinite alternate;pointer-events:none}
@keyframes kbGlow{to{transform:translate3d(160px,120px,0) scale(1.15)}}
.kb-hero::after{content:"";position:absolute;inset:auto 0 0;height:160px;background:linear-gradient(transparent,#0A0A0B);z-index:-1;pointer-events:none}
.kb-hero-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);gap:60px;align-items:center}
.kb-kicker{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:800;color:#E4E4E7;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1)}
.kb-kicker i{width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 0 0 rgba(255,255,255,.6);animation:kbPing 2.2s ease-out infinite}
@keyframes kbPing{70%{box-shadow:0 0 0 10px transparent}100%{box-shadow:0 0 0 0 transparent}}
.kb .kb-hero h1{margin-top:24px;font-size:clamp(34px,4.6vw,66px);line-height:1.18;font-weight:900;letter-spacing:-.01em;color:#fff;text-wrap:balance}
.kb-hero h1 .grad{display:inline-block}
.kb-lead{margin-top:22px;max-width:560px;font-size:clamp(15.5px,1.3vw,18px);line-height:2.05;color:#A1A1AA}
.kb-hero-cta{margin-top:34px;display:flex;flex-wrap:wrap;gap:12px}
.kb-hero-cta .btn-ghost svg{width:16px;height:16px}
.kb-stats{list-style:none;margin-top:44px;display:flex;gap:0;border:1px solid rgba(255,255,255,.08);border-radius:22px;background:rgba(255,255,255,.025);max-width:560px;overflow:hidden}
.kb-stats li{flex:1;padding:16px 18px;display:flex;flex-direction:column;gap:2px;position:relative}
.kb-stats li+li::before{content:"";position:absolute;right:0;top:18%;bottom:18%;width:1px;background:rgba(255,255,255,.08)}
.kb-stats b{font-size:clamp(24px,2.4vw,34px);font-weight:900;color:#fff;line-height:1.2}
.kb-stats span{font-size:12.5px;color:#A1A1AA;line-height:1.6}
.kb-down{position:absolute;bottom:34px;left:50%;width:26px;height:42px;margin-left:-13px;border:1.5px solid rgba(255,255,255,.25);border-radius:20px}
.kb-down i{position:absolute;left:50%;top:9px;width:4px;height:8px;margin-left:-2px;border-radius:4px;background:#fff;animation:kbWheel 2s var(--ease) infinite}
@keyframes kbWheel{0%{opacity:0;transform:translateY(-3px)}30%{opacity:1}100%{opacity:0;transform:translateY(12px)}}
.kb-hero.is-off *{animation-play-state:paused!important}

/* چیپ‌های شناور */
.kb-hero-vis{position:relative}
.kb-chip{position:absolute;z-index:5;display:inline-flex;align-items:center;gap:8px;padding:9px 15px;border-radius:999px;font-size:13px;font-weight:800;color:#F4F4F5;background:rgba(24,24,27,.72);border:1px solid rgba(255,255,255,.14);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 20px 40px -20px #000;animation:kbFloat 6s ease-in-out infinite}
.kb-chip svg{width:18px;height:18px}
.kb-chip-a{top:-18px;right:8%}
.kb-chip-y{top:34%;left:-22px;animation-delay:-3s}
@keyframes kbFloat{50%{transform:translate3d(0,-12px,0)}}

/* ---- آموزش: دسته‌ی ویدئوها ---- */
.kb-class{padding:10px 0 60px 40px}
.kb-deck{position:relative;aspect-ratio:16/10.4;perspective:1400px}
.kb-dk{position:absolute;inset:0;border-radius:22px;overflow:hidden;background:#18181B;border:1px solid rgba(255,255,255,.12);box-shadow:0 40px 80px -40px #000,0 0 0 1px rgba(0,0,0,.4);transform-origin:50% 100%;transition:transform 1.1s var(--ease),opacity 1.1s var(--ease),filter 1.1s var(--ease);--p:var(--i);transform:translate3d(calc(var(--p) * -26px),calc(var(--p) * -22px),calc(var(--p) * -90px)) rotateY(calc(var(--p) * 5deg));opacity:calc(1 - var(--p) * .22);filter:brightness(calc(1 - var(--p) * .18));z-index:calc(10 - var(--p))}
.kb-dk img{width:100%;height:100%;object-fit:cover;transform:scale(1.04);transition:transform 6s linear}
.kb-dk.is-front img{transform:scale(1.14)}
.kb-dk.is-out{transform:translate3d(60px,40px,80px) rotate(-6deg);opacity:0}
.kb-dk-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.05) 35%,rgba(0,0,0,.82))}
.kb-dk-play{position:absolute;left:50%;top:44%;width:68px;height:68px;margin:-34px 0 0 -34px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.95);color:#0A0A0B;box-shadow:0 0 0 0 rgba(255,255,255,.4);animation:kbRing 2.4s ease-out infinite}
.kb-dk-play svg{width:24px;height:24px;margin-right:-3px;transform:scaleX(-1)}
@keyframes kbRing{0%{box-shadow:0 0 0 0 rgba(255,255,255,.45)}80%,100%{box-shadow:0 0 0 22px rgba(255,255,255,0)}}
.kb-dk-cap{position:absolute;right:20px;left:20px;bottom:30px;display:flex;flex-direction:column;gap:4px;color:#fff}
.kb-dk-cap em{font-style:normal;font-size:12px;font-weight:800;color:#D4D4D8;letter-spacing:.02em}
.kb-dk-cap b{font-size:clamp(15px,1.4vw,19px);font-weight:900;line-height:1.5;text-shadow:0 2px 12px rgba(0,0,0,.6)}
.kb-dk-bar{position:absolute;right:20px;left:20px;bottom:16px;height:3px;border-radius:3px;background:rgba(255,255,255,.2);overflow:hidden}
.kb-dk-bar i{position:absolute;inset:0;background:#fff;transform:scaleX(0);transform-origin:right}
.kb-dk.is-front .kb-dk-bar i{animation:kbBar var(--dur,4.6s) linear forwards}
@keyframes kbBar{to{transform:scaleX(1)}}
.kb-term{position:absolute;left:-10px;bottom:-4px;z-index:6;width:min(340px,78%);border-radius:16px;background:rgba(10,10,11,.86);border:1px solid rgba(255,255,255,.14);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 30px 60px -24px #000;overflow:hidden;animation:kbFloat 7s ease-in-out infinite;animation-delay:-2s}
.kb-term-bar{display:flex;align-items:center;gap:6px;padding:9px 12px;border-bottom:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.kb-term-bar i{width:9px;height:9px;border-radius:50%;background:#3F3F46}
.kb-term-bar i:first-child{background:#71717A}
.kb-term-bar span{margin-right:auto;font:600 11px/1 ui-monospace,Consolas,monospace;color:#71717A}
.kb .kb-term-body{margin:0;padding:12px 14px;height:118px;overflow:hidden;font:12.5px/1.75 ui-monospace,SFMono-Regular,Consolas,monospace;color:#D4D4D8;background:none;border:0;white-space:pre-wrap;text-align:left}
.kb-term-body .c{color:#fff;font-weight:700}
.kb-term-body .d{color:#71717A}
.kb-caret{display:inline-block;width:7px;height:14px;background:#fff;vertical-align:-2px;animation:kbBlink 1s steps(1) infinite}
@keyframes kbBlink{50%{opacity:0}}

/* ---- نرم‌افزار: پنجره‌ی دانلود ---- */
.kb-dmw{padding:20px 20px 40px 30px}
.kb-dm{position:relative;border-radius:22px;background:linear-gradient(160deg,rgba(30,30,34,.92),rgba(14,14,16,.95));border:1px solid rgba(255,255,255,.12);box-shadow:0 50px 100px -50px #000,inset 0 1px 0 rgba(255,255,255,.06);overflow:hidden;transform:perspective(1400px) rotateY(-7deg) rotateX(3deg);transition:transform .8s var(--ease)}
.kb-dmw:hover .kb-dm{transform:perspective(1400px) rotateY(0) rotateX(0)}
.kb-dm::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:conic-gradient(from var(--a,0deg),transparent 0 70%,rgba(255,255,255,.55) 80%,transparent 90%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:kbSpin 6s linear infinite;pointer-events:none}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes kbSpin{to{--a:360deg}}
.kb-dm-bar{display:flex;align-items:center;gap:6px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.07)}
.kb-dm-bar i{width:10px;height:10px;border-radius:50%;background:#3F3F46}
.kb-dm-bar i:first-child{background:#A1A1AA}
.kb-dm-bar span{margin-right:auto;font:700 12px/1 ui-monospace,Consolas,monospace;color:#71717A}
.kb-dm-head{display:flex;align-items:center;gap:10px;padding:16px 18px 6px;color:#fff}
.kb-dm-head svg{width:20px;height:20px;padding:6px;box-sizing:content-box;border-radius:10px;background:#fff;color:#0A0A0B;animation:kbBob 1.6s ease-in-out infinite}
@keyframes kbBob{50%{transform:translateY(3px)}}
.kb-dm-head b{font-size:15px;font-weight:900}
.kb-dm-head em{margin-right:auto;font-style:normal;font-size:12.5px;color:#A1A1AA}
.kb-dm-list{list-style:none;padding:8px 12px 10px;display:flex;flex-direction:column;gap:6px}
.kb-dm-row{display:flex;align-items:center;gap:12px;padding:10px;border-radius:14px;border:1px solid transparent;transition:background .5s,border-color .5s,opacity .5s,transform .6s var(--ease)}
.kb-dm-row.is-act{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.1)}
.kb-dm-row.is-wait{opacity:.5}
.kb-dm-ic{flex:0 0 42px;height:42px;border-radius:12px;overflow:hidden;background:#27272A;border:1px solid rgba(255,255,255,.1)}
.kb-dm-ic img{width:100%;height:100%;object-fit:cover}
.kb-dm-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.kb-dm-info b{font-size:13.5px;font-weight:800;color:#F4F4F5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kb-dm-track{position:relative;height:5px;border-radius:5px;background:rgba(255,255,255,.08);overflow:hidden}
.kb-dm-track i{position:absolute;inset:0;border-radius:inherit;background:linear-gradient(90deg,#71717A,#fff);transform:scaleX(var(--pr,0));transform-origin:right}
.kb-dm-row.is-act .kb-dm-track i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.8),transparent);animation:kbShine 1.1s linear infinite}
@keyframes kbShine{from{transform:translateX(100%)}to{transform:translateX(-100%)}}
.kb-dm-info small{font-size:11.5px;color:#A1A1AA;line-height:1.4}
.kb-dm-ok{flex:0 0 26px;height:26px;border-radius:50%;display:grid;place-items:center;border:1.5px solid rgba(255,255,255,.14);color:transparent;transition:background .4s,color .4s,border-color .4s,transform .5s var(--ease)}
.kb-dm-ok svg{width:14px;height:14px}
.kb-dm-row.is-done .kb-dm-ok{background:#fff;border-color:#fff;color:#0A0A0B;transform:scale(1.08)}
.kb-dm-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 18px;border-top:1px solid rgba(255,255,255,.07);font-size:12px;color:#A1A1AA}
.kb-dm-foot span{display:inline-flex;align-items:center;gap:6px}
.kb-dm-foot svg{width:15px;height:15px;color:#fff}
.kb-dm-foot [data-dm-speed]{font:700 12px/1 ui-monospace,Consolas,monospace;color:#fff}

/* ================= فهرست ================= */
.kb-browse{position:relative;padding:110px 0 120px}
.kb-browse::before{content:"";position:absolute;inset:0;z-index:0;background:radial-gradient(rgba(0,0,0,.075) 1px,transparent 1.6px) 0 0/26px 26px;-webkit-mask:linear-gradient(#000,transparent 55%);mask:linear-gradient(#000,transparent 55%);pointer-events:none}
.kb-browse>.wrap{position:relative;z-index:1}
.kb-tools{position:sticky;top:calc(var(--hdr,90px) + 10px);z-index:20;display:flex;flex-direction:column;gap:12px;margin-bottom:34px;padding:12px;border-radius:24px;background:rgba(255,255,255,.78);border:1px solid #E4E4E7;-webkit-backdrop-filter:blur(16px) saturate(1.4);backdrop-filter:blur(16px) saturate(1.4);box-shadow:0 20px 50px -34px rgba(0,0,0,.35)}
.kb-chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:2px;-webkit-mask:linear-gradient(90deg,transparent,#000 24px);mask:linear-gradient(90deg,transparent,#000 24px)}
.kb-chips::-webkit-scrollbar{display:none}
.kb .kb-chipb{flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;padding:9px 14px 9px 10px;border-radius:999px;font-size:13.5px;font-weight:700;color:#3F3F46;background:#F4F4F5;border:1px solid #E4E4E7;transition:background .35s,color .35s,border-color .35s,transform .35s var(--ease)}
.kb-chipb svg{width:17px;height:17px;flex:0 0 17px}
.kb-chipb em{font-style:normal;font-size:11.5px;font-weight:800;min-width:22px;height:22px;padding:0 6px;border-radius:999px;display:grid;place-items:center;background:#fff;color:#52525B;border:1px solid #E4E4E7}
.kb .kb-chipb:hover{border-color:#A1A1AA;color:#0A0A0B;transform:translateY(-1px)}
.kb .kb-chipb.is-on{background:#0A0A0B;color:#fff;border-color:#0A0A0B}
.kb-chipb.is-on em{background:rgba(255,255,255,.14);color:#fff;border-color:transparent}
.kb-tools-2{display:flex;gap:10px;align-items:center}
.kb-search{flex:1;position:relative;display:flex;align-items:center;gap:10px;height:48px;padding:0 16px;border-radius:16px;background:#fff;border:1px solid #E4E4E7;transition:border-color .3s,box-shadow .3s}
.kb-search:focus-within{border-color:#0A0A0B;box-shadow:0 0 0 4px rgba(0,0,0,.06)}
.kb-search svg{width:19px;height:19px;color:#71717A;flex:0 0 19px}
.kb .kb-search input{flex:1;min-width:0;height:100%;border:0!important;outline:0;background:transparent!important;box-shadow:none!important;padding:0!important;font:500 15px/1 Vazir,Tahoma,sans-serif;color:#18181B}
.kb-search input::placeholder{color:#A1A1AA}
.kb-search input::-webkit-search-cancel-button{-webkit-appearance:none}
.kb-search kbd{font:800 12px/1 Vazir,Tahoma,sans-serif;padding:6px 9px;border-radius:9px;background:#F4F4F5;color:#52525B;border:1px solid #E4E4E7}
.kb-oss{display:flex;gap:6px}
.kb .kb-osb{display:inline-flex;align-items:center;gap:7px;height:48px;padding:0 14px;border-radius:16px;background:#fff;border:1px solid #E4E4E7;color:#3F3F46;font-size:13px;font-weight:700;transition:background .3s,color .3s,border-color .3s}
.kb-osb svg{width:18px;height:18px}
.kb .kb-osb:hover{border-color:#A1A1AA}
.kb .kb-osb.is-on{background:#0A0A0B;border-color:#0A0A0B;color:#fff}

.kb-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.kb-card{position:relative;display:flex;flex-direction:column;border-radius:24px;background:#fff;border:1px solid #E4E4E7;overflow:hidden;isolation:isolate;box-shadow:0 1px 2px rgba(0,0,0,.04);transition:transform .6s var(--ease),box-shadow .6s var(--ease),border-color .4s,opacity .45s,filter .45s}
.kb .kb-card.rv{transition:opacity .9s var(--ease),transform .9s var(--ease),box-shadow .6s var(--ease),border-color .4s,filter .45s;transition-delay:var(--d,0s),var(--d,0s),0s,0s,0s}
.kb-card::after{content:"";position:absolute;inset:0;z-index:3;border-radius:inherit;pointer-events:none;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0),rgba(0,0,0,.05),transparent 45%);opacity:0;transition:opacity .4s}
.kb-card:hover::after{opacity:1}
.kb .kb-card.is-in:hover,.kb.no-js .kb-card:hover{transform:translateY(-6px);box-shadow:0 34px 60px -34px rgba(0,0,0,.4);border-color:#D4D4D8;transition-delay:0s}
.kb-card.is-hide{display:none}
.kb-card.is-pop{animation:kbPop .6s var(--ease) both;animation-delay:var(--pd,0s)}
@keyframes kbPop{from{opacity:0;transform:translateY(24px) scale(.97)}}
.kb-card-img{position:relative;display:block;aspect-ratio:16/9.6;overflow:hidden;background:#E4E4E7}
.kb-card-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease),filter .8s}
.kb-card:hover .kb-card-img img{transform:scale(1.07)}
.kb-card-shade{position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(0,0,0,.55));transition:opacity .5s}
.kb-ep{position:absolute;right:14px;bottom:10px;z-index:2;display:flex;align-items:baseline;gap:6px;color:#fff;font-size:clamp(34px,3.2vw,46px);font-weight:900;line-height:1;text-shadow:0 4px 18px rgba(0,0,0,.5)}
.kb-ep small{font-size:12px;font-weight:800;color:#E4E4E7}
.kb-play{position:absolute;left:50%;top:50%;z-index:2;width:58px;height:58px;margin:-29px 0 0 -29px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.94);color:#0A0A0B;transform:scale(.6);opacity:0;transition:transform .5s var(--ease),opacity .4s}
.kb-play svg{width:20px;height:20px;transform:scaleX(-1);margin-right:-2px}
.kb-card:hover .kb-play{transform:scale(1);opacity:1}
.kb-badge{position:absolute;left:12px;top:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:999px;font-size:11.5px;font-weight:800;color:#fff;background:rgba(10,10,11,.6);border:1px solid rgba(255,255,255,.18);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.kb-badge svg{width:11px;height:11px;transform:scaleX(-1)}
.kb-card-body{flex:1;display:flex;flex-direction:column;gap:8px;padding:18px 20px 20px}
.kb-tag{align-self:flex-start;font-size:12px;font-weight:800;color:#52525B;padding:4px 11px;border-radius:999px;background:#F4F4F5;border:1px solid #E4E4E7}
.kb-card-t{font-size:17px;font-weight:900;line-height:1.65;color:#18181B}
.kb-sum{font-size:13.5px;line-height:1.95;color:#71717A;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kb-meta{margin-top:auto;padding-top:10px;display:flex;flex-wrap:wrap;gap:14px;border-top:1px dashed #E4E4E7;font-size:12px;color:#71717A}
.kb-meta i{font-style:normal;display:inline-flex;align-items:center;gap:6px}
.kb-meta svg{width:14px;height:14px}
.kb-go{position:absolute;left:16px;bottom:16px;z-index:2;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#0A0A0B;color:#fff;transform:scale(0) rotate(-45deg);transition:transform .5s var(--ease)}
.kb-go svg{width:16px;height:16px}
.kb-card:hover .kb-go{transform:scale(1) rotate(0)}
/* کارت پهن اول */
.kb-grid:not(.is-filtered) .kb-card.is-wide{grid-column:span 2;flex-direction:row}
.kb-grid:not(.is-filtered) .is-wide .kb-card-img{flex:0 0 58%;aspect-ratio:auto;min-height:320px}
.kb-grid:not(.is-filtered) .is-wide .kb-card-body{justify-content:center;padding:30px 30px 34px}
.kb-grid:not(.is-filtered) .is-wide .kb-card-t{font-size:clamp(20px,1.9vw,26px);line-height:1.55}
.kb-grid:not(.is-filtered) .is-wide .kb-sum{-webkit-line-clamp:4;font-size:14.5px}
.kb-grid:not(.is-filtered) .is-wide .kb-meta{margin-top:14px}
.kb-grid:not(.is-filtered) .is-wide .kb-ep{font-size:64px}
/* کارت نرم‌افزار */
.kb-ver{position:absolute;right:12px;bottom:12px;z-index:2;font:800 12px/1 ui-monospace,Consolas,monospace;color:#0A0A0B;background:#fff;padding:7px 10px;border-radius:9px;box-shadow:0 8px 20px -8px rgba(0,0,0,.5)}
.kb-app .kb-card-img{aspect-ratio:16/9}
.kb-app-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px dashed #E4E4E7}
.kb-os-ic{display:flex;gap:6px}
.kb-os-ic i{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:#F4F4F5;border:1px solid #E4E4E7;color:#3F3F46}
.kb-os-ic svg{width:15px;height:15px}
.kb-dlb{position:relative;display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:999px;font-size:13px;font-weight:800;color:#fff;background:#0A0A0B;overflow:hidden;isolation:isolate}
.kb-dlb::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#3F3F46,#0A0A0B);transform:scaleX(0);transform-origin:right;transition:transform .7s var(--ease)}
.kb-card:hover .kb-dlb::before{transform:scaleX(1)}
.kb-dlb svg{width:16px;height:16px}
.kb-card:hover .kb-dlb svg{animation:kbBob .9s ease-in-out infinite}
.kb-empty{display:flex;align-items:center;justify-content:center;gap:10px;padding:50px 20px;margin-top:10px;border-radius:24px;border:1.5px dashed #D4D4D8;color:#52525B;font-weight:700;text-align:center;flex-wrap:wrap}
.kb-empty[hidden]{display:none}
.kb-empty svg{width:22px;height:22px}
.kb-empty a{text-decoration:underline;text-underline-offset:4px;color:#0A0A0B}

/* ================= چرا ================= */
.kb-why{padding:110px 0}
.kb-why-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.kb-why-i{position:relative;padding:26px 24px 28px;border-radius:24px;background:#F4F4F5;border:1px solid #E4E4E7;overflow:hidden;isolation:isolate;transition:transform .6s var(--ease),background .5s,box-shadow .6s}
.kb-why-i::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(300px circle at var(--mx,50%) var(--my,0),rgba(255,255,255,.9),transparent 60%);opacity:0;transition:opacity .4s}
.kb-why-i:hover{transform:translateY(-6px);background:#EDEDEF;box-shadow:0 30px 50px -34px rgba(0,0,0,.35)}
.kb-why-i:hover::before{opacity:1}
.kb-why-n{position:absolute;left:18px;top:10px;font-size:54px;font-weight:900;line-height:1;color:transparent;-webkit-text-stroke:1.2px #D4D4D8;transition:-webkit-text-stroke-color .4s}
.kb-why-i:hover .kb-why-n{-webkit-text-stroke-color:#A1A1AA}
.kb-why-ic{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:#0A0A0B;color:#fff;box-shadow:0 14px 26px -14px rgba(0,0,0,.6);transition:transform .6s var(--ease)}
.kb-why-i:hover .kb-why-ic{transform:rotate(-8deg) scale(1.06)}
.kb-why-ic svg{width:23px;height:23px}
.kb-why-i b{display:block;margin-top:22px;font-size:18px;font-weight:900;color:#18181B}
.kb-why-i p{margin-top:8px;font-size:14px;line-height:2;color:#52525B}

/* ================= درخواست ================= */
.kb-req{position:relative;padding:120px 0 130px;overflow:clip;isolation:isolate}
.kb-req-ring{position:absolute;z-index:-1;left:50%;top:50%;width:1100px;height:1100px;margin:-550px 0 0 -550px;border-radius:50%;background:conic-gradient(from var(--a,0deg),transparent,rgba(255,255,255,.08) 20%,transparent 40%,rgba(255,255,255,.05) 70%,transparent);-webkit-mask:radial-gradient(closest-side,transparent 55%,#000 56%,#000 70%,transparent 71%);mask:radial-gradient(closest-side,transparent 55%,#000 56%,#000 70%,transparent 71%);animation:kbSpin 18s linear infinite;pointer-events:none}
.kb-req-in{text-align:center}
.kb-req .kb-head{margin-inline:auto}
.kb-req-box{max-width:760px;margin:0 auto;display:flex;align-items:center;gap:10px;padding:10px;border-radius:24px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);box-shadow:0 40px 80px -50px #000;transition:border-color .3s,box-shadow .3s}
.kb-req-box:focus-within{border-color:rgba(255,255,255,.4);box-shadow:0 0 0 5px rgba(255,255,255,.06),0 40px 80px -50px #000}
.kb-req-pr{font:800 16px/1 ui-monospace,Consolas,monospace;color:#71717A;padding:0 10px}
.kb .kb-req-box input{flex:1;min-width:0;height:52px;border:0!important;outline:0;background:transparent!important;box-shadow:none!important;padding:0 4px!important;font:500 16px/1 Vazir,Tahoma,sans-serif;color:#fff}
.kb-req-box input::placeholder{color:#71717A}
.kb-req-box .btn{flex:0 0 auto;padding:14px 22px}
.kb-req-box.is-shake{animation:kbShake .5s}
@keyframes kbShake{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}

.kb-toast{position:fixed;left:50%;bottom:28px;z-index:99;transform:translate(-50%,30px);opacity:0;pointer-events:none;padding:12px 20px;border-radius:14px;background:#0A0A0B;color:#fff;font:700 14px/1.6 Vazir,Tahoma,sans-serif;box-shadow:0 20px 40px -16px rgba(0,0,0,.6);border:1px solid rgba(255,255,255,.14);transition:transform .45s var(--ease),opacity .45s}
.kb-toast.is-on{transform:translate(-50%,0);opacity:1}

/* فونت لاتین برای کد، نسخه و سرعت (بعضی افزونه‌ها فونت span را اجباری می‌کنند) */
.kb .kb-term-body,.kb .kb-term-body *,.kb .kb-ver,.kb .kb-dm-bar span,.kb [data-dm-speed],.kb .kb-term-bar span,.kb .kb-mono{font-family:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace!important}
@media (min-width:981px){
	.kb-hero{padding-top:calc(max(var(--hdr,105px),105px) + 30px)}
}
@media (min-width:1101px){
	.kb-tools{flex-direction:row;align-items:center}
	.kb-chips{flex:1;min-width:0}
	.kb-tools-2{flex:0 0 auto}
	.kb-search{width:260px}
}

/* ================= واکنش‌گرایی ================= */
@media (max-width:1100px){
	.kb-hero-in{gap:40px}
	.kb-why-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
	.kb-hero{min-height:0;padding:calc(var(--hdr,90px) + 28px) 0 90px}
	.kb-hero-in{grid-template-columns:minmax(0,1fr)}
	.kb-hero-txt{text-align:center;display:flex;flex-direction:column;align-items:center}
	.kb-lead{margin-inline:auto}
	.kb-hero-cta{justify-content:center}
	.kb-stats{width:100%}
	.kb-hero-vis{max-width:560px;margin:0 auto;width:100%}
	.kb-class{padding:10px 26px 50px 36px}
	.kb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
	.kb-down{display:none}
}
@media (max-width:640px){
	.kb .kb-hero h1{font-size:clamp(30px,8.6vw,40px)}
	.kb-hero-cta .btn{flex:1 1 auto;justify-content:center}
	.kb-stats li{padding:13px 10px;align-items:center;text-align:center}
	.kb-stats span{font-size:11.5px}
	.kb-class{padding:0 14px 44px 22px}
	.kb-dk-play{width:54px;height:54px;margin:-27px 0 0 -27px}
	.kb-term{position:relative;left:auto;bottom:auto;width:94%;margin:-40px auto 0;animation:none}
	.kb .kb-term-body{height:96px;font-size:11.5px;padding:10px 12px}
	.kb-chip{font-size:12px;padding:7px 12px}
	.kb-chip-a{top:-14px;right:4%}
	.kb-chip-y{left:-6px;top:30%}
	.kb-dmw{padding:6px 4px 24px}
	.kb-dm{transform:none}
	.kb-dm-row{padding:8px;gap:10px}
	.kb-dm-ic{flex-basis:36px;height:36px}
	.kb-browse{padding:80px 0 90px}
	.kb-tools{top:calc(var(--hdr,70px) + 6px);padding:8px;border-radius:20px;gap:8px}
	.kb-tools-2{gap:6px}
	.kb-oss{gap:4px;flex:0 0 auto}
	.kb .kb-osb{flex:0 0 36px;justify-content:center;height:44px;padding:0;border-radius:12px}
	.kb-osb svg{width:16px;height:16px}
	.kb-osb span{display:none}
	.kb-search{height:44px;padding:0 12px;min-width:0}
	.kb-search kbd{display:none}
	.kb-grid{grid-template-columns:1fr;gap:16px}
	.kb-grid:not(.is-filtered) .kb-card.is-wide{grid-column:auto;flex-direction:column}
	.kb-grid:not(.is-filtered) .is-wide .kb-card-img{aspect-ratio:16/10;min-height:0}
	.kb-grid:not(.is-filtered) .is-wide .kb-card-body{padding:18px 20px 20px}
	.kb-grid:not(.is-filtered) .is-wide .kb-ep{font-size:50px}
	.kb-play{opacity:1;transform:scale(.8);width:52px;height:52px;margin:-26px 0 0 -26px}
	.kb-go{transform:none;width:32px;height:32px}
	.kb-why{padding:80px 0}
	.kb-why-grid{grid-template-columns:1fr;gap:12px}
	.kb-why-i{display:grid;grid-template-columns:50px 1fr;column-gap:16px;padding:20px}
	.kb-why-i b{margin-top:2px;align-self:center}
	.kb-why-i p{grid-column:1/-1}
	.kb-why-n{font-size:40px;top:8px}
	.kb-req{padding:90px 0 100px}
	.kb-req-box{flex-wrap:wrap;padding:8px;border-radius:20px}
	.kb-req-pr{display:none}
	.kb .kb-req-box input{height:48px;padding:0 10px!important;flex-basis:100%}
	.kb-req-box .btn{flex:1;justify-content:center}
}
@media (prefers-reduced-motion:reduce){
	.kb *,.kb *::before,.kb *::after{animation:none!important;transition-duration:.01s!important}
	.kb .rv{opacity:1;transform:none}
}
/* ===== سبک‌سازی رندر ===== */
/* هاله‌ی بزرگ هیرو ثابت */
.kb-hero-glow{animation:none!important}
/* حلقه‌ی بزرگ: به‌جای نقاشی دوباره‌ی گرادیان مخروطی ۱۱۰۰px در هر فریم، خود حلقه می‌چرخد (ماسک دایره‌ای است، ظاهر یکسان) */
.kb-req-ring{background:conic-gradient(from 0deg,transparent,rgba(255,255,255,.08) 20%,transparent 40%,rgba(255,255,255,.05) 70%,transparent)!important;animation:kbRingRot 18s linear infinite!important;will-change:transform}
@keyframes kbRingRot{to{transform:rotate(360deg)}}
/* کارت‌های شناور: بلورِ پشت روی جزء متحرک هر فریم دوباره محاسبه می‌شد؛ پس‌زمینه کمی پررنگ‌تر به‌جای بلور */
.kb-chip{-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:rgba(24,24,27,.93)!important}
.kb-term{-webkit-backdrop-filter:none!important;backdrop-filter:none!important;background:rgba(10,10,11,.96)!important}