/* Today Studio theme: tokens, reset, layout, header, footer, buttons, motion. RTL-first (logical properties). */
:root{
	--ts-ink:#12241b;--ts-forest:#0f2118;--ts-paper:#edf1e8;--ts-mist:#dfe8d8;--ts-mist-2:#cddac6;--ts-line:#c3d0bb;
	--ts-primary:#2f6b45;--ts-secondary:#2a7f94;--ts-accent:#e0a82e;
	--ts-font-body:Tahoma,'Segoe UI',system-ui,sans-serif;--ts-font-heading:var(--ts-font-body);--ts-font-scale:1;
	--ease:cubic-bezier(.22,.8,.24,1);
	--gutter:clamp(1.1rem,4vw,2.5rem);
	--radius:1.25rem;
	--shape-a:58% 42% 52% 48%/46% 54% 46% 54%;
	--shape-b:44% 56% 40% 60%/58% 42% 58% 42%;
	--shape-c:52% 48% 60% 40%/40% 60% 40% 60%;
	--shadow:0 1px 2px rgba(18,36,27,.06),0 12px 32px -12px rgba(18,36,27,.22);
}
*,*::before,*::after{box-sizing:border-box}
html{font-size:calc(100% * var(--ts-font-scale));-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-block-start:5rem}
body{margin:0;font-family:var(--ts-font-body);background:var(--ts-paper);color:var(--ts-ink);line-height:1.95;overflow-x:hidden;animation:page-in .5s ease both}
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
	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='.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .1 0 0 0 0 .2 0 0 0 0 .13 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
img,svg{max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--ts-font-heading);line-height:1.4;margin:0 0 .6em;text-wrap:balance}
h1{font-size:clamp(2.1rem,1.2rem + 4.2vw,4.1rem);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,1.1rem + 2vw,2.5rem);font-weight:800}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1em}
ul,ol{padding:0;margin:0;list-style:none}
:focus-visible{outline:3px solid var(--ts-accent);outline-offset:3px;border-radius:.3rem}
::selection{background:var(--ts-accent);color:var(--ts-ink)}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
.skip-link{position:absolute;inset-inline-start:1rem;inset-block-start:-4rem;background:var(--ts-ink);color:#fff;padding:.6rem 1rem;border-radius:.6rem;z-index:100;transition:inset-block-start .2s}
.skip-link:focus{inset-block-start:1rem}
#main{outline:0}
.wrap{width:min(100% - 2*var(--gutter),76rem);margin-inline:auto}
.wrap--narrow{width:min(100% - 2*var(--gutter),46rem)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.6rem;padding:.8rem 1.6rem;border-radius:2rem;background:var(--ts-forest);color:#fff;font-weight:700;text-decoration:none;border:2px solid var(--ts-forest);transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease),border-color .25s;cursor:pointer;font:inherit;font-weight:700;line-height:1.5}
.btn .arrow{transition:transform .3s var(--ease)}
.btn:hover{background:var(--ts-primary);border-color:var(--ts-primary)}
.btn:hover .arrow{transform:translateX(-4px)}
.btn:active{transform:scale(.97)}
.btn--ghost{background:transparent;color:var(--ts-ink)}
.btn--ghost:hover{background:var(--ts-ink);color:#fff;border-color:var(--ts-ink)}
.btn--accent{background:var(--ts-accent);border-color:var(--ts-accent);color:var(--ts-ink)}
.btn--accent:hover{background:#fff;border-color:#fff;color:var(--ts-ink)}
.btn--small{padding:.45rem 1.1rem;font-size:.92rem}
.link-arrow{display:inline-flex;gap:.45rem;align-items:center;font-weight:700;text-decoration:none;border-block-end:2px solid var(--ts-accent);padding-block-end:.1rem}
.link-arrow:hover .arrow{transform:translateX(-4px)}
.link-arrow .arrow{transition:transform .3s var(--ease)}

/* Header */
.site-header{position:sticky;inset-block-start:0;z-index:50;background:rgba(237,241,232,.82);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border-block-end:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.site-header.is-scrolled{border-color:var(--ts-line);box-shadow:0 8px 24px -16px rgba(18,36,27,.35)}
.site-header__bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-block-size:4.4rem}
.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:800;font-size:1.2rem;color:var(--ts-ink)}
.brand__logo{max-block-size:2.6rem;inline-size:auto}
.brand__mark{flex:none;color:var(--ts-ink)}
.brand--light{color:#fff}.brand--light .brand__mark{color:#fff}
.site-nav{display:flex;align-items:center;gap:1.5rem}
.site-nav__list{display:flex;gap:.25rem}
.site-nav__list a,.nav-link{display:block;padding:.4rem .9rem;text-decoration:none;border-radius:2rem;font-weight:600;transition:background .2s,color .2s}
.site-nav__list a:hover,.nav-link:hover{background:var(--ts-mist)}
.site-nav__list a[aria-current=page],.site-nav__list .current-menu-item>a{background:var(--ts-forest);color:#fff}
.site-nav__actions{display:flex;align-items:center;gap:.5rem}
.nav-toggle{display:none;inline-size:2.9rem;block-size:2.9rem;border:0;background:var(--ts-mist);border-radius:50%;cursor:pointer;position:relative}
/* سه خط دقیقاً وسط دکمه و هم‌تراز (بدون جابه‌جایی یا کج‌شدن) */
.nav-toggle__bars,.nav-toggle__bars::before,.nav-toggle__bars::after{position:absolute;inline-size:1.2rem;block-size:2px;background:var(--ts-ink);border-radius:2px;transition:transform .3s var(--ease),opacity .2s,background .2s}
.nav-toggle__bars{inset-block-start:50%;inset-inline-start:50%;margin-block-start:-1px;margin-inline-start:-.6rem}
.nav-toggle__bars::before,.nav-toggle__bars::after{content:"";inset-inline-start:0}
.nav-toggle__bars::before{inset-block-start:-7px}.nav-toggle__bars::after{inset-block-start:7px}
.nav-toggle[aria-expanded=true] .nav-toggle__bars{background:transparent}
.nav-toggle[aria-expanded=true] .nav-toggle__bars::before{transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded=true] .nav-toggle__bars::after{transform:translateY(-7px) rotate(-45deg)}

@media (max-width:52em){
	.nav-toggle{display:block}
	.site-nav{position:fixed;inset:4.4rem 0 auto 0;flex-direction:column;align-items:stretch;gap:1rem;padding:1.2rem var(--gutter) 1.6rem;background:var(--ts-paper);border-block-end:1px solid var(--ts-line);box-shadow:0 24px 40px -20px rgba(18,36,27,.4);clip-path:inset(0 0 100% 0);visibility:hidden;transition:clip-path .45s var(--ease),visibility 0s .45s;max-block-size:calc(100dvh - 4.4rem);overflow:auto}
	.site-nav.is-open{clip-path:inset(0 0 0 0);visibility:visible;transition:clip-path .45s var(--ease),visibility 0s}
	.site-nav__list{flex-direction:column}
	.site-nav__list a{padding:.8rem 1rem;font-size:1.1rem}
	.site-nav__actions{justify-content:space-between}
	.js .site-nav:not(.is-open){pointer-events:none}
}

/* Footer */
.site-footer{background:var(--ts-forest);color:#d7e3cf;padding-block:clamp(3rem,6vw,5rem) 1.5rem;margin-block-start:clamp(3rem,6vw,6rem);position:relative}
.site-footer::before{content:"";position:absolute;inset-inline:0;inset-block-start:-1px;block-size:1.6rem;background:var(--ts-paper);clip-path:ellipse(60% 100% at 50% 0)}
.site-footer a{color:#fff;text-decoration:none;border-block-end:1px solid rgba(255,255,255,.25)}
.site-footer a:hover{border-color:var(--ts-accent);color:var(--ts-accent)}
.site-footer .brand{border:0}
.site-footer__grid{display:grid;gap:2.5rem;grid-template-columns:1.4fr 1fr 1fr}
.site-footer__tag{color:var(--ts-accent);font-weight:700;margin-block:1rem .3rem}
.site-footer__text{max-inline-size:34ch;opacity:.85}
.site-footer__title{font-size:1rem;color:#fff;margin-block-end:.8rem;opacity:.7}
.site-footer__list li{margin-block-end:.4rem}
.site-footer__base{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-block-start:3rem;padding-block-start:1.2rem;border-block-start:1px solid rgba(255,255,255,.14);font-size:.9rem;opacity:.75}
.site-footer__base p{margin:0}
@media (max-width:52em){.site-footer__grid{grid-template-columns:1fr}}

/* Motion */
@keyframes page-in{from{opacity:0}to{opacity:1}}
.js [data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:calc(var(--i,0) * 70ms)}
.js [data-reveal].is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
	*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;transition-delay:0s!important;scroll-behavior:auto!important}
	.js [data-reveal]{opacity:1;transform:none}
}