/* aiXhse — بخش‌های تمام‌صفحهٔ خبر با اسکرول (الهام از صفحهٔ About در NVIDIA) */
.st-wrap{position:relative;background:#000;color:#fff;width:100vw;margin-inline:calc(50% - 50vw);margin-block:8px 28px;isolation:isolate;overflow:clip}
.st-wrap *{box-sizing:border-box}
.st{position:relative;height:clamp(520px,100svh,900px);overflow:hidden;display:flex;align-items:flex-end;background:#0b0b0b}
.st+.st{border-top:3px solid #EED202}
.st-m{position:absolute;inset:-6% 0;z-index:0;transform:translate3d(0,calc((var(--p,.5) - .5) * -70px),0) scale(1.04);will-change:transform}
.st-m video,.st-m img,.st-m iframe{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border:0;pointer-events:none;background:#0b0b0b}
.st-m video{opacity:0;transition:opacity .8s ease}
.st.vp .st-m video{opacity:1}
.st-art{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(120% 90% at 80% 10%,#26262a 0,#0b0b0d 60%,#000 100%)}
.st-art img{position:static;width:min(34vw,260px);height:auto;object-fit:contain;opacity:.9;background:none}
.st-sh{position:absolute;inset:0;z-index:1;background:linear-gradient(0deg,rgba(0,0,0,.88) 0,rgba(0,0,0,.55) 34%,rgba(0,0,0,.08) 70%,rgba(0,0,0,.35) 100%),linear-gradient(90deg,rgba(0,0,0,.5),transparent 60%)}
[dir=rtl] .st-sh{background:linear-gradient(0deg,rgba(0,0,0,.88) 0,rgba(0,0,0,.55) 34%,rgba(0,0,0,.08) 70%,rgba(0,0,0,.35) 100%),linear-gradient(270deg,rgba(0,0,0,.5),transparent 60%)}
.st-t{position:relative;z-index:2;width:100%;max-width:min(760px,100%);padding:0 clamp(18px,6vw,88px) clamp(40px,9vh,96px);padding-inline-end:clamp(64px,8vw,110px)}
.st-cat{display:inline-block;margin:0 0 14px;padding:3px 12px;border-radius:4px;background:#EED202;color:#111;font-weight:800;font-size:.9rem;line-height:1.7}
.st-t h2{margin:0 0 14px;padding:0;border:0;font-size:clamp(1.7rem,4.6vw,3.4rem);line-height:1.3;font-weight:800;color:#fff;text-wrap:balance}
.st-t h2 a{color:inherit;text-decoration:none}
.st-t h2 a:hover{text-decoration:underline;text-decoration-color:#EED202;text-decoration-thickness:4px;text-underline-offset:8px}
.st-t p{margin:0 0 22px;max-width:60ch;font-size:clamp(1rem,1.7vw,1.2rem);line-height:1.85;color:#e8e8e8}
.st-d{display:block;direction:inherit;text-align:start;margin:0 0 10px;font-size:.88rem;color:#BDBDBD}
.st-btn{display:inline-flex;align-items:center;min-height:48px;padding:6px 26px;border-radius:8px;background:#EED202;color:#111;border:2px solid #EED202;font-weight:800;text-decoration:none}
.st-btn:hover{background:#D9BF00;border-color:#D9BF00}
.st a:focus-visible,.st-wrap button:focus-visible{outline:3px solid #fff;outline-offset:3px}
/* ظهور متن */
.st-t>*{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.st.in .st-t>*{opacity:1;transform:none}
.st.in .st-t>:nth-child(2){transition-delay:.08s}.st.in .st-t>:nth-child(3){transition-delay:.16s}.st.in .st-t>:nth-child(4){transition-delay:.24s}.st.in .st-t>:nth-child(5){transition-delay:.32s}
/* ناوبری نقطه‌ای کنار صفحه */
.st-rail{position:sticky;top:0;height:0;z-index:6}
.st-nav{position:absolute;inset-inline-end:max(8px,1.2vw);top:50svh;transform:translateY(-50%);display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.st-nav button{all:unset;box-sizing:border-box;display:flex;align-items:center;justify-content:flex-end;gap:10px;min-width:44px;min-height:34px;cursor:pointer;color:#fff}
.st-nav button i{display:block;width:12px;height:12px;border-radius:50%;border:2px solid #fff;background:transparent;transition:all .25s;margin-inline:16px}
.st-nav button b{display:none;max-width:200px;padding:2px 10px;border-radius:4px;background:rgba(0,0,0,.78);font-size:.85rem;font-weight:600;line-height:1.6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.st-nav button:hover b,.st-nav button:focus-visible b,.st-nav button[aria-current=true] b{display:block}
.st-nav button[aria-current=true] i{background:#EED202;border-color:#EED202;transform:scale(1.35)}
@media(max-width:700px){.st-nav button b{display:none!important}.st-nav button{min-width:36px;min-height:30px}.st-nav button i{margin-inline:12px}}
.st-ctl{position:absolute;inset-inline-start:clamp(12px,3vw,40px);top:calc(100svh - 64px)}
.st-pp{all:unset;box-sizing:border-box;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:1.5px solid rgba(255,255,255,.7);border-radius:999px;background:rgba(0,0,0,.6);color:#fff;font-weight:700;font-size:.92rem;cursor:pointer;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.st-pp:hover{background:#EED202;color:#111;border-color:#EED202}
.st-pp svg{width:18px;height:18px}
.st-pp .i-play{display:none}.st-pp[aria-pressed=true] .i-play{display:block}.st-pp[aria-pressed=true] .i-pause{display:none}
.st-cnt{position:absolute;inset-inline-end:max(8px,1.2vw);top:calc(50svh + 120px);color:#BDBDBD;font-size:.82rem;font-variant-numeric:tabular-nums}
@media(max-width:700px){.st-cnt{display:none}.st{height:clamp(500px,92svh,820px)}}
@media(prefers-reduced-motion:reduce){.st-m{transform:none;will-change:auto}.st-t>*{opacity:1;transform:none;transition:none}.st-m video{transition:none}}
@media print{.st-wrap{display:none}}
@media(forced-colors:active){.st-sh{display:none}}