/* =====================================================================
   Artbaan — site styles
   1. Tokens & fonts   2. Base   3. Layout   4. Type   5. Components
   6. Header & menu    7. Hero   8. Sections 9. Forms  10. Footer  11. Motion
   ===================================================================== */

/* 1. Tokens & fonts ----------------------------------------------------- */
@font-face{font-family:"Inter";src:url(../fonts/inter.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Inter Tight";src:url(../fonts/inter-tight.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(../fonts/plex-mono-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Vazirmatn";src:url(../fonts/vazirmatn-arabic.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+200C-200F,U+2066-2069,U+FB50-FDFF,U+FE70-FEFF}
@font-face{font-family:"Vazirmatn";src:url(../fonts/vazirmatn-latin.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-024F}
@font-face{font-family:"Markazi Text";src:url(../fonts/markazi-arabic.woff2) format("woff2");font-weight:400 700;font-display:swap}

:root{
  --paper:#F3EEE4; --paper-2:#E9E1D2; --line:#D5CAB6; --ink:#161A16; --forest:#22382B;
  --leaf:#4E8F3F; --leaf-l:#A7CF98; --clay:#B05E3B; --stone:#8A877F;
  --text:#2B302B; --muted:#555B54; --on-dark:#CFD6CD; --on-dark-2:#8F9A90; --sky:#C8B9AB;

  /* change fonts here — the whole site follows */
  --f-display:"Inter Tight",Inter,system-ui,sans-serif;
  --f-body:Inter,system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;

  --gutter:clamp(20px,3.9vw,56px); --max:1280px; --header:136px; --header-sm:84px;
  --sec:clamp(80px,9.5vw,136px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
[lang=fa]{--f-display:"Markazi Text",Vazirmatn,serif;--f-body:Vazirmatn,system-ui,sans-serif;--f-mono:Vazirmatn,system-ui,sans-serif}

/* 2. Base ---------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-sm) + 16px)}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--paper);color:var(--text);font:400 17px/1.7 var(--f-body);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
[lang=fa] body{line-height:2}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
button{font:inherit;color:inherit}
h1,h2,h3,p,ol,ul,dl,dd,figure{margin:0}
ol,ul{padding:0;list-style:none}
::selection{background:var(--forest);color:var(--paper)}
:focus-visible{outline:2px solid var(--leaf);outline-offset:3px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;inset-inline-start:12px;top:-60px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:4px;text-decoration:none}
.skip:focus{top:12px}
[dir=ltr] [dir=ltr]{unicode-bidi:isolate}

/* 3. Layout ---------------------------------------------------------------- */
.wrap{width:100%;max-width:calc(var(--max) + 2*var(--gutter));margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--sec)}
.section.pt-0{padding-top:0}
.tone{background:var(--paper-2)}
.grid-bg{background-image:linear-gradient(rgba(22,26,22,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(22,26,22,.045) 1px,transparent 1px);background-size:88px 88px;background-position:center top}
.girih{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='96' height='96'%3E%3Cpath d='M14 14h68v68H14zM48 0l48 48-48 48L0 48z' fill='none' stroke='rgba(255,255,255,.055)'/%3E%3C/svg%3E");background-size:96px 96px}
.sec-head{display:grid;gap:22px;max-width:880px;margin-bottom:clamp(44px,5.5vw,72px)}
.sec-head.wide{max-width:1080px}
.sec-head.row{max-width:none;grid-template-columns:1fr auto;align-items:end;gap:32px}
.split{display:grid;grid-template-columns:5fr 6fr;gap:clamp(40px,6vw,96px);align-items:center}
.split.flip>figure{order:2}
.split-text{display:grid;gap:24px;align-content:center}
@media (max-width:860px){
  .split{grid-template-columns:1fr}
  .split.flip>figure{order:0}
  .sec-head.row{grid-template-columns:1fr;align-items:start}
}

/* 4. Type ------------------------------------------------------------------ */
.display,.h1,.h-xl,.h2,.h-lg,.h3,.step-num,.tl-year,.stats dt{font-family:var(--f-display);color:var(--ink);text-wrap:balance}
.display{font-weight:300;letter-spacing:-.035em;line-height:1.02;font-size:clamp(40px,6vw,96px)}
.h1{font-weight:300;letter-spacing:-.03em;line-height:1.04;font-size:clamp(40px,5.6vw,76px)}
.h-xl{font-weight:300;letter-spacing:-.028em;line-height:1.1;font-size:clamp(32px,4.2vw,56px)}
.h2{font-weight:300;letter-spacing:-.025em;line-height:1.1;font-size:clamp(30px,3.6vw,46px)}
.h-lg{font-weight:400;letter-spacing:-.02em;line-height:1.15;font-size:clamp(24px,2.4vw,31px)}
.h3{font-weight:400;letter-spacing:-.015em;line-height:1.2;font-size:clamp(21px,1.9vw,25px)}
.lead{font-size:clamp(17px,1.35vw,19px);line-height:1.65;color:var(--text)}
.lead.strong{font-size:clamp(19px,1.6vw,22px);color:var(--ink);line-height:1.55}
.body{color:var(--muted);font-size:17px}
.label{font:500 12px/1.5 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:#3F463F}
.mono{font-family:var(--f-mono)}
.label-light{color:var(--leaf-l)}
.label-dim{color:var(--on-dark-2)}
.accent{color:var(--clay)}
.light{color:var(--paper)!important}
.body.light{color:var(--on-dark)!important}
[lang=fa] .display,[lang=fa] .h1,[lang=fa] .h-xl,[lang=fa] .h2,[lang=fa] .h-lg,[lang=fa] .h3{font-weight:500;letter-spacing:0;line-height:1.35}
[lang=fa] .display{font-size:clamp(40px,5.6vw,90px);line-height:1.25}
[lang=fa] .label{letter-spacing:0;font-size:13.5px;font-weight:600;text-transform:none}
[lang=fa] .body{font-size:16.5px}

/* 5. Components ------------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 30px;border-radius:999px;
  background:var(--forest);color:#fff;border:1px solid var(--forest);font:600 15px/1 var(--f-body);text-decoration:none;cursor:pointer;
  transition:background-color .3s,color .3s,border-color .3s;white-space:nowrap}
.btn:hover{background:var(--ink);border-color:var(--ink)}
.btn-sm{min-height:44px;padding:0 22px;font-size:14px}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn-paper{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.btn-paper:hover{background:var(--leaf-l);border-color:var(--leaf-l);color:var(--ink)}
.btn[hidden]{display:none}
.link{display:inline-flex;gap:8px;align-items:center;justify-self:start;font:600 15px/1.3 var(--f-body);color:var(--ink);text-decoration:none;
  padding-bottom:6px;border-bottom:1px solid currentColor;transition:color .3s}
.link:hover{color:var(--leaf)}
.link.light:hover{color:var(--leaf-l)!important}
[dir=rtl] .link span{display:inline-block}
.btn-row{display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center;justify-content:center}
figure{position:relative;overflow:hidden;border-radius:4px;background:var(--paper-2)}
figure img{width:100%;height:100%;object-fit:cover}
.arch{border-radius:999px 999px 4px 4px}
.tall{aspect-ratio:4/5.2}
.zoom img{transition:transform 1.2s var(--ease)}
.zoom:hover img{transform:scale(1.04)}
.ph-tag{position:absolute;top:14px;inset-inline-start:14px;font:500 10.5px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;
  background:rgba(243,238,228,.88);color:var(--ink);padding:6px 9px;border-radius:999px}
.social{display:flex;flex-wrap:wrap;gap:10px}
.social a{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:44px;height:44px;border:1px solid var(--line);border-radius:999px;color:var(--ink);text-decoration:none;font:600 15px/1 var(--f-body);transition:background-color .3s,border-color .3s,color .3s}
.social-labels a{padding-inline:14px 18px}
.social svg{width:20px;height:20px;flex:none}
.social .o,.i-wa .o{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.social .f,.i-wa .f{fill:currentColor}
.btn-wa{gap:8px;padding-inline:16px 20px}.btn-wa .i-wa{width:19px;height:19px;flex:none}
/* first meeting on site: paid */
.fee{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline;padding-top:12px;border-top:1px solid var(--line);font-size:14px;line-height:1.4;color:var(--muted)}
.fee b{font-size:15px;font-weight:600;color:var(--clay)}
.fee-vat{font:500 12px/1.3 var(--f-body);color:var(--muted)}
.fee-price .fee-vat{font-size:14px;letter-spacing:0}
.fee-card{display:grid;gap:6px;justify-items:start;padding:20px 24px;background:var(--paper-2);border-radius:4px;border-inline-start:3px solid var(--clay)}
.fee-price{font:300 clamp(34px,3.2vw,44px)/1.05 var(--f-display);letter-spacing:-.02em;color:var(--ink)}
.social a:hover{background:var(--leaf);border-color:var(--leaf);color:#fff}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-inline-end:10px;vertical-align:1px}
.dot-1{background:var(--stone)}.dot-2{background:var(--clay)}.dot-3{background:var(--leaf)}

/* 6. Header & menu ---------------------------------------------------------- */
body{padding-top:var(--header)}
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:var(--paper);border-bottom:1px solid var(--line)}
.site-header.is-small{--header:var(--header-sm)}
.header-inner{height:var(--header);display:flex;align-items:center;gap:24px;padding-inline:var(--gutter);transition:height .35s var(--ease)}
.brand{display:flex;align-items:center;color:var(--ink);text-decoration:none;flex:none}
.logo{height:120px;width:auto;transition:height .35s var(--ease)}
.site-header.is-small .logo{height:64px}
.nav{flex:1;display:flex;justify-content:center}
.nav ul{display:flex;gap:clamp(18px,2.4vw,36px)}
.nav a{position:relative;text-decoration:none;font-size:14.5px;font-weight:500;color:var(--ink);padding-block:8px}
.nav a::after{content:"";position:absolute;inset-inline:0;bottom:2px;height:1px;background:var(--leaf);transform:scaleX(0);transition:transform .35s var(--ease)}
.nav a:hover::after,.nav a[aria-current]::after{transform:none}
.header-actions{display:flex;align-items:center;gap:10px;margin-inline-start:auto}
.lang{display:flex;gap:2px;margin-inline-end:6px}
.lang a{font:500 12px/1 var(--f-mono);letter-spacing:.08em;text-decoration:none;color:var(--muted);padding:8px 6px;border-radius:4px}
.lang a[aria-current]{color:var(--ink);text-decoration:underline;text-underline-offset:5px}
.lang a:hover{color:var(--leaf)}
.burger{display:none;width:44px;height:44px;border:1px solid var(--ink);border-radius:50%;background:none;cursor:pointer;position:relative}
.burger span{position:absolute;left:13px;right:13px;height:1.5px;background:var(--ink);transition:transform .3s var(--ease)}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger[aria-expanded=true] span:first-child{transform:translateY(4px) rotate(45deg)}
.burger[aria-expanded=true] span:last-child{transform:translateY(-4px) rotate(-45deg)}
.menu{position:fixed;inset:var(--header) 0 0;background:var(--paper);padding:32px var(--gutter);overflow:auto;display:flex;flex-direction:column;justify-content:space-between;gap:40px}
.menu[hidden]{display:none}
.menu>ul>li{border-bottom:1px solid var(--line)}
.menu>ul a{display:flex;align-items:baseline;gap:18px;padding:16px 0;font:300 clamp(30px,8vw,44px)/1.1 var(--f-display);letter-spacing:-.02em;color:var(--ink);text-decoration:none}
.menu>ul a .mono{font-size:12px;letter-spacing:.1em;color:var(--muted)}
.menu>ul a[aria-current]{color:var(--clay)}
.menu-foot{display:grid;gap:10px;font-size:16px}
.menu-foot a{text-decoration:none}
.menu-foot .lang{margin-top:12px;gap:16px}
.menu-foot .lang a{font:500 14px var(--f-body);letter-spacing:0;padding:0}
body.menu-open{overflow:hidden}
@media (max-width:1279px){.hide-md{display:none}}
@media (max-width:1060px){:root{--header:104px;--header-sm:72px}.logo{height:88px}.site-header.is-small .logo{height:56px}.nav,.header-actions>.lang{display:none}.burger{display:block}}
@media (max-width:520px){.header-actions .btn-sm{padding:0 16px;font-size:13px;min-height:40px}.burger{width:40px;height:40px}.burger span{left:11px;right:11px}.burger span:first-child{top:15px}.burger span:last-child{top:23px}}
@media (max-width:380px){.header-actions .btn-sm{display:none}}

/* 7. Hero (material switcher + sketch wipe + depth 3D) ------------------------- */
@property --ab-r{syntax:'<percentage>';inherits:false;initial-value:0%}
.hero{position:relative;overflow:hidden;background:var(--paper);--ab-h:clamp(calc(36.8vw + 240px),calc(100vh - var(--header)),61.4vw)}
@supports (height:100svh){.hero{--ab-h:clamp(calc(36.8vw + 240px),calc(100svh - var(--header)),61.4vw)}}
.hero-text{position:relative;z-index:6;display:grid;gap:28px;padding:56px var(--gutter) 44px}
.hero-title{display:grid;gap:18px}
.hero-side{display:grid;gap:22px;justify-items:start;max-width:520px}
.ab-stage{position:relative;overflow:hidden;aspect-ratio:4/3;background:var(--sky);-webkit-user-select:none;user-select:none}
.ab-stage img{position:absolute;left:0;bottom:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:70% 100%;-webkit-user-drag:none;pointer-events:none}
.ab-stage img[data-mat]{opacity:0}
.ab-stage img[data-mat].is-on{opacity:1;z-index:1}
.ab-stage img[data-mat].is-in{opacity:1;z-index:2;animation:ab-clip 1.2s cubic-bezier(.65,0,.25,1) both}
@keyframes ab-clip{from{clip-path:circle(0% at var(--ab-cx,50%) var(--ab-cy,92%))}to{clip-path:circle(150% at var(--ab-cx,50%) var(--ab-cy,92%))}}
.ab-soft .ab-stage img[data-mat].is-in{clip-path:none;animation:ab-soft 1.4s cubic-bezier(.6,0,.2,1) both;
  -webkit-mask-image:radial-gradient(circle farthest-corner at var(--ab-cx,50%) var(--ab-cy,92%),#000 calc(var(--ab-r) - 16%),transparent var(--ab-r));
  mask-image:radial-gradient(circle farthest-corner at var(--ab-cx,50%) var(--ab-cy,92%),#000 calc(var(--ab-r) - 16%),transparent var(--ab-r))}
@keyframes ab-soft{from{--ab-r:0%}to{--ab-r:118%}}
.ab-stage img.ab-sketch{z-index:3;clip-path:inset(0 calc(100% - var(--ab-w,50%)) 0 0)}
.ab-stage canvas{position:absolute;inset:0;width:100%;height:100%;z-index:4;opacity:0;transition:opacity .9s ease;pointer-events:none}
.ab-stage canvas.is-on{opacity:1}
.ab-wipe{position:absolute;inset:0;z-index:5;pointer-events:none;direction:ltr}
.ab-wipe-line{position:absolute;top:0;bottom:0;left:var(--ab-w,50%);width:2px;margin-left:-1px;background:linear-gradient(90deg,rgba(22,26,22,.45) 50%,rgba(255,255,255,.95) 50%)}
.ab-wipe-hit{position:absolute;top:0;bottom:0;left:var(--ab-w,50%);width:30px;margin-left:-15px;pointer-events:auto;cursor:ew-resize;touch-action:none}
.ab-wipe-knob{position:absolute;left:var(--ab-w,50%);top:var(--ab-ky,56%);width:46px;height:46px;margin:-23px 0 0 -23px;padding:0;border:0;border-radius:50%;background:#fff;color:var(--ink);display:grid;place-items:center;
  box-shadow:0 8px 26px rgba(22,26,22,.3),0 0 0 6px rgba(255,255,255,.28);pointer-events:auto;cursor:ew-resize;touch-action:none;transition:transform .25s ease}
.ab-wipe-knob:hover,.ab-wipe.is-drag .ab-wipe-knob{transform:scale(1.08)}
.ab-wipe-knob svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ab-wipe-tag{position:absolute;top:var(--ab-ky,56%);transform:translateY(-50%);font:500 11px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;padding:7px 11px;border-radius:999px;white-space:nowrap;transition:opacity .35s ease}
[lang=fa] .ab-wipe-tag{letter-spacing:0;font-size:12px}
.ab-wipe-l{right:calc(100% - var(--ab-w,50%) + 36px);background:rgba(243,238,228,.92);color:var(--ink);border:1px solid rgba(22,26,22,.18)}
.ab-wipe-r{left:calc(var(--ab-w,50%) + 36px);background:rgba(22,26,22,.55);color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.ab-cap{display:none}
.ab-pal{display:flex;align-items:center;justify-content:center;gap:14px;padding:12px 14px;background:var(--ink);color:#fff;font-family:var(--f-body)}
.ab-pal-row{display:flex;gap:12px;padding:6px 0}
.ab-pal button{position:relative;appearance:none;-webkit-appearance:none;flex:none;width:40px;height:40px;padding:0;margin:0;border-radius:50%;border:2px solid rgba(255,255,255,.8);
  background-color:#bbb;background-size:cover;background-position:center;cursor:pointer;transition:transform .3s ease,border-color .3s ease}
.ab-pal button:hover{transform:scale(1.08)}
.ab-pal button:focus-visible{outline:0;box-shadow:0 0 0 2px var(--ink),0 0 0 4px #fff}
.ab-pal button svg{position:absolute;inset:-7px;width:calc(100% + 14px);height:calc(100% + 14px);transform:rotate(-90deg);pointer-events:none;opacity:0;transition:opacity .3s}
.ab-pal button circle{fill:none;stroke:#fff;stroke-width:1.6;stroke-dasharray:100;stroke-dashoffset:0}
.ab-pal button[aria-pressed=true]{border-color:#fff}
.ab-pal button[aria-pressed=true] svg{opacity:1}
.ab-pal.is-auto button[aria-pressed=true] circle{animation:ab-ring var(--ab-dur,5600ms) linear both}
@keyframes ab-ring{from{stroke-dashoffset:100}to{stroke-dashoffset:0}}
.ab-pal-sep{width:1px;height:26px;background:rgba(255,255,255,.28)}
.ab-pal-idx{font:500 12px/1 var(--f-mono);letter-spacing:.08em;color:rgba(255,255,255,.62);white-space:nowrap}
.ab-pal-idx b{font-weight:500;color:#fff}
.ab-pal-label{font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;min-width:7.4em;white-space:nowrap}
[lang=fa] .ab-pal-label{letter-spacing:0}
.ab-pal-hint{font:500 11px/1.3 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.88);white-space:nowrap}
[lang=fa] .ab-pal-hint{letter-spacing:0;font-size:12px}
.ab-pal-arrow{display:inline-block;margin-inline-start:4px}
@media (max-width:1024px){.ab-pal{flex-wrap:wrap;row-gap:4px}.ab-pal-hint{flex-basis:100%;text-align:center}.ab-pal-sep-hint{display:none}.ab-pal-arrow{transform:rotate(90deg)}[dir=rtl] .ab-pal-arrow{transform:rotate(-90deg)}}
@media (max-width:767px){.ab-pal-sep,.ab-pal-idx{display:none}.ab-pal-label{font-size:12px;min-width:0}
  .ab-wipe-knob{width:38px;height:38px;margin:-19px 0 0 -19px}.ab-wipe-knob svg{width:18px;height:18px}.ab-wipe-tag{font-size:10px;padding:5px 8px}
  .ab-wipe-l{right:calc(100% - var(--ab-w,50%) + 28px)}.ab-wipe-r{left:calc(var(--ab-w,50%) + 28px)}}
@media (min-width:768px){.ab-stage{aspect-ratio:16/9}.ab-stage img{object-position:78% 100%}}
@media (min-width:1025px){
  .hero{background:var(--sky);min-height:var(--ab-h)}
  .hero-text{grid-template-columns:minmax(0,2fr) minmax(260px,.82fr);align-items:end;gap:48px;padding:44px var(--gutter) 0}
  .hero .display{font-size:clamp(36px,min(4.6vw,calc((var(--ab-h) - 36.8vw - 120px)/2.2)),104px)}
  [lang=fa] .hero .display{font-size:clamp(36px,min(4.4vw,calc((var(--ab-h) - 36.8vw - 120px)/2.6)),96px)}
  .ab-stage{position:absolute;inset:0;aspect-ratio:auto;z-index:0;cursor:ew-resize}
  .ab-stage img{object-position:50% 100%}
  .ab-wipe{--ab-ky:62%}
  .ab-cap{display:block;position:absolute;z-index:6;inset-inline-start:var(--gutter);bottom:38px;font:500 12px/1.4 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:rgba(22,26,22,.72)}
  .ab-pal{position:absolute;z-index:6;left:50%;bottom:26px;transform:translateX(-50%);padding:8px 22px;gap:16px;border-radius:999px;background:rgba(22,26,22,.5);
    border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(14px) saturate(1.3);backdrop-filter:blur(14px) saturate(1.3);box-shadow:0 18px 50px rgba(22,26,22,.28)}
  .ab-pal button{width:44px;height:44px}
  .ab-pal-row{gap:14px;padding:6px}
}
/* the palette (with its hint) needs the bottom row; the caption only fits beside it on wide screens */
@media (min-width:1025px) and (max-width:1379px){.ab-cap{display:none}}
@media (prefers-reduced-motion:reduce){.ab-stage img[data-mat].is-in,.ab-pal.is-auto button[aria-pressed=true] circle{animation:none}}

/* 8. Sections ------------------------------------------------------------------ */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,4vw,56px)}
.pillar{display:grid;gap:16px;align-content:start;border-top:1px solid var(--ink);padding-top:22px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;border-block:1px solid var(--line);padding-block:24px;margin-block:4px}
.stats dt{font-size:clamp(38px,4vw,56px);font-weight:300;letter-spacing:-.03em;line-height:1;color:var(--forest)}
.stats dd{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.45}
.divisions{background:var(--paper)}
.divisions .sec-head{padding-top:var(--sec)}
.div-panels{display:grid;grid-template-columns:1fr 1fr}
.div-panel{display:grid;gap:22px;align-content:start;padding:clamp(48px,6vw,88px) clamp(20px,5vw,72px);background:var(--paper-2)}
.div-panel figure{aspect-ratio:4/3.4;margin-bottom:12px}
.div-tag{position:absolute;bottom:16px;inset-inline-start:16px;padding:8px 14px;border-radius:999px;background:rgba(243,238,228,.92);color:var(--ink);font:600 13px/1.3 var(--f-body);text-decoration:none;transition:background-color .3s,color .3s}
.div-tag:hover{background:var(--leaf);color:#fff}
.div-panel.is-dark{background-color:var(--forest)}
.div-panel.is-dark .label{color:var(--leaf-l)}
.div-panel.is-dark .h-xl{color:#fff}
.div-panel.is-dark .body{color:var(--on-dark)}
.div-panel.is-dark .link{color:#fff}
.div-panel.is-dark .link:hover{color:var(--leaf-l)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(24px,3vw,40px)}
.steps li{display:grid;gap:16px;align-content:start}
.step-num{display:block;font-size:clamp(52px,5.4vw,76px);font-weight:300;letter-spacing:-.04em;line-height:1;color:var(--clay);padding-bottom:18px;border-bottom:1px solid var(--line)}
.step-num.sm{font-size:40px;border:0;padding:0;min-width:64px}
.projects-teaser{display:grid;grid-template-columns:repeat(4,1fr);gap:40px 24px}
.project{display:grid;gap:10px;align-content:start}
.project-link{display:grid;gap:14px;color:inherit;text-decoration:none}
.project figure{aspect-ratio:4/5}
.project .h3{font-size:clamp(17px,1.5vw,21px);transition:color .3s}
.project-link:hover .h3{color:var(--leaf)}
.cases{display:grid;gap:clamp(72px,9vw,128px)}
.case-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:calc(clamp(24px,3vw,40px) - clamp(72px,9vw,128px))}
.case-nav a{padding:8px 16px;border:1px solid var(--line);border-radius:999px;font-size:14px;line-height:1.3;color:var(--ink);text-decoration:none;transition:border-color .3s,background-color .3s,color .3s}
.case-nav a:hover{border-color:var(--forest);background:var(--forest);color:var(--paper)}
.case{display:grid;grid-template-columns:minmax(0,400px) minmax(0,1fr);gap:clamp(32px,6vw,96px);align-items:center}
.case.flip{grid-template-columns:minmax(0,1fr) minmax(0,400px)}
.case.flip .case-cover{order:2}
.case.flip .case-text{justify-self:end}
.case-cover{display:block;cursor:zoom-in}
.case-cover figure{aspect-ratio:4/5}
.case-cover:hover .sample-zoom,.case-cover:focus-visible .sample-zoom{background:var(--forest);color:var(--paper)}
.case-text{display:grid;gap:20px;align-content:start;max-width:600px}
.case-steps{display:flex;flex-wrap:wrap;align-items:flex-end;gap:20px;margin-top:8px;padding-top:24px;border-top:1px solid var(--line)}
.case-group{display:grid;gap:10px}
.case-thumbs{display:flex;flex-wrap:wrap;gap:8px}
.case-thumbs a{display:block;width:72px;height:72px;border-radius:4px;overflow:hidden;background:var(--paper-2);cursor:zoom-in}
.case-thumbs img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.case-thumbs a:hover img{transform:scale(1.08)}
.case-arrow{margin-inline-end:8px;color:var(--clay)}
.samples{display:grid;grid-template-columns:1fr 1fr;gap:56px 32px}
.samples li{display:grid;gap:16px;align-content:start}
.sample{display:block;color:inherit;text-decoration:none;cursor:zoom-in}
.sample figure{background:#fff;box-shadow:0 1px 2px rgba(22,26,22,.06),0 22px 44px -28px rgba(22,26,22,.45)}
.sample figure img{height:auto}
.sample-zoom{position:absolute;bottom:14px;inset-inline-end:14px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(243,238,228,.92);color:var(--ink);transition:background-color .3s,color .3s}
.sample-zoom svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round}
.sample:hover .sample-zoom,.sample:focus-visible .sample-zoom{background:var(--forest);color:var(--paper)}
.sample-cap{display:flex;gap:14px;align-items:baseline;font-size:16px;line-height:1.5;color:var(--ink)}
.sample-cap .label{flex:none}
.lb{position:fixed;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:72px clamp(16px,6vw,88px) 24px;border:0;background:rgba(22,26,22,.97);color:var(--on-dark)}
.lb[open]{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;gap:16px;justify-items:center;align-items:center}
.lb::backdrop{background:transparent}
.lb img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:4px;background:#fff}
.lb p{font:500 12px/1.5 var(--f-mono);letter-spacing:.1em;text-transform:uppercase;text-align:center}
.lb button{position:absolute;width:48px;height:48px;padding:0;border-radius:50%;border:1px solid rgba(255,255,255,.28);background:rgba(22,26,22,.7);color:#fff;display:grid;place-items:center;cursor:pointer;transition:background-color .3s,border-color .3s}
.lb button:hover{background:var(--leaf);border-color:var(--leaf)}
.lb svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.lb-close{top:14px;inset-inline-end:14px}
.lb-prev,.lb-next{top:50%;margin-top:-24px}
.lb-prev{inset-inline-start:14px}.lb-next{inset-inline-end:14px}
[dir=rtl] .lb-prev svg,[dir=rtl] .lb-next svg{transform:scaleX(-1)}
html:has(.lb[open]){overflow:hidden}
.cta{background-color:var(--forest);padding-block:clamp(96px,11vw,152px);text-align:center}
.cta-inner{display:grid;gap:34px;justify-items:center;max-width:1040px}
.cta .h2{font-size:clamp(30px,4.2vw,58px)}
.page-hero{padding-block:clamp(72px,9vw,120px) clamp(56px,7vw,96px)}
.page-hero-inner{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(0,1fr);gap:48px;align-items:end}
.page-hero-inner>div{display:grid;gap:26px}
.intro{max-width:1100px;margin-top:26px}
.timeline{background-color:var(--forest);padding-block:clamp(72px,8vw,112px)}
.tl{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}
.tl li{display:grid;gap:16px;align-content:start}
.tl-year{font-size:clamp(40px,4.4vw,64px);font-weight:300;letter-spacing:-.03em;line-height:1;color:var(--leaf-l);padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.2)}
.svc-list{border-top:1px solid var(--ink)}
.svc-list li{display:grid;grid-template-columns:90px minmax(0,1fr) minmax(0,1fr);gap:32px;align-items:baseline;padding:34px 12px;border-bottom:1px solid var(--line);transition:background-color .4s}
.svc-list li:hover{background:rgba(233,225,210,.6)}
/* reviews (home) */
.reviews{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:clamp(40px,6vw,96px);align-items:start}
.reviews-side{display:grid;gap:32px}
.reviews .sec-head{margin-bottom:0}
.rv-summary{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;font:500 15px/1.4 var(--f-body);color:var(--ink)}
.rv-stars{display:inline-flex;gap:2px;color:var(--clay)}
.rv-stars svg{width:18px;height:18px;fill:currentColor}
.rv-stars .off{opacity:.22}
.rv-rate{border:0;margin:0;padding:0;min-inline-size:0}
.rv-rate legend{padding:0;margin-bottom:8px;font:500 12px/1.4 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:#3F463F}
[lang=fa] .rv-rate legend{letter-spacing:0}
.rv-rate-stars{display:flex;gap:4px}
.rv-rate-stars label{position:relative;display:grid;place-items:center;width:44px;height:44px;cursor:pointer;color:#C9BFAD;border-radius:4px;transition:color .2s}
.rv-rate-stars input{position:absolute;inset:0;opacity:0;cursor:pointer;margin:0}
.rv-rate-stars svg{width:30px;height:30px;fill:currentColor}
.rv-rate-stars label.on{color:var(--clay)}
.rv-rate-stars label:has(input:focus-visible){outline:2px solid var(--leaf);outline-offset:1px}
.rv-rate.is-bad .rv-rate-stars label{color:#DDAE98}
.rv-note{font-size:13px;line-height:1.55;color:var(--muted)}
.rv-list{display:grid;gap:16px}
.rv{display:grid;gap:10px;padding:24px 26px;background:var(--paper-2);border-radius:4px}
.rv-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 16px}
.rv-text{white-space:pre-line;overflow-wrap:anywhere;color:var(--text)}
.rv-name{font:600 15px/1.4 var(--f-body);color:var(--ink)}
.rv-new{box-shadow:inset 3px 0 0 var(--leaf)}
[dir=rtl] .rv-new{box-shadow:inset -3px 0 0 var(--leaf)}
.rv-more{margin-top:20px;background:none;border-top:0;border-inline:0;cursor:pointer}
.rv-empty{padding:24px 26px;border:1px dashed var(--line);border-radius:4px;color:var(--muted)}
@media (max-width:860px){.reviews{grid-template-columns:1fr;gap:32px}.reviews-side{display:contents}.reviews-list{order:1}.reviews .form-card{order:2}}  /* phone: heading, reviews, then the form */
.contact-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1fr);gap:clamp(40px,6vw,96px);align-items:start}
.contact-grid>div:first-child{display:grid;gap:28px}
.details>div{display:grid;grid-template-columns:38% 1fr;gap:16px;align-items:baseline;padding-block:20px;border-top:1px solid var(--line)}
.details>div:last-child{border-bottom:1px solid var(--line)}
.details dd{color:var(--ink);font-size:18px;line-height:1.5;overflow-wrap:anywhere}
.details a,.direct a{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.details a:hover,.direct a:hover{color:var(--leaf)}
.details .social a{text-decoration:none}.details .social a:hover{color:#fff}
.how li{display:flex;gap:16px;padding-block:22px;border-top:1px solid var(--line)}
.how li:first-child{border-color:var(--ink)}
.how li:last-child{border-bottom:1px solid var(--line)}
.how .h3{margin-bottom:6px}
.direct{font-size:18px;color:var(--ink);line-height:1.8;overflow-wrap:anywhere}
.map{position:relative;height:clamp(340px,40vw,480px);background:#d9d6cf}
.map iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:grayscale(1) contrast(1.05) sepia(.12)}
.map-cover{position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;text-align:center;padding:20px;
  background:linear-gradient(rgba(22,26,22,.05) 1px,transparent 1px) 0 0/44px 44px,linear-gradient(90deg,rgba(22,26,22,.05) 1px,transparent 1px) 0 0/44px 44px}
.map-note{font-size:13px;color:var(--muted);max-width:380px}
.nf{min-height:60vh;display:grid;align-items:center}
.nf .wrap{display:grid;gap:24px;justify-items:start}
@media (max-width:1024px){
  .steps{grid-template-columns:1fr 1fr}
  .contact-grid,.page-hero-inner{grid-template-columns:1fr;align-items:start}
}
@media (max-width:767px){
  .pillars,.div-panels,.tl,.samples{grid-template-columns:1fr}
  .projects-teaser{grid-template-columns:1fr 1fr;gap:32px 16px}
  .case,.case.flip{grid-template-columns:1fr}.case.flip .case-cover{order:0}.case.flip .case-text{justify-self:start}.case-cover figure{aspect-ratio:1/1}
  .case-thumbs a{width:64px;height:64px}
  .samples{gap:40px}.lb{padding-inline:12px;padding-bottom:84px}.lb-prev,.lb-next{top:auto;bottom:18px;margin:0}
  .svc-list li{grid-template-columns:1fr;gap:10px;padding:26px 0}
  .details>div{grid-template-columns:1fr;gap:4px}
  .stats{gap:12px}
}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* 9. Forms ------------------------------------------------------------------------ */
.form-card{display:grid;gap:32px;background:var(--paper-2);padding:clamp(28px,4vw,56px) clamp(20px,4vw,56px);border-radius:4px}
.form{display:grid;gap:28px}
.fields{display:flex;flex-wrap:wrap;gap:26px 28px}
.field{display:grid;gap:8px;flex:1 1 100%;min-width:0}
.field.half{flex:1 1 calc(50% - 14px);min-width:220px}
.field>span,.check span{font:500 12px/1.4 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:#3F463F}
[lang=fa] .field>span{letter-spacing:0;font-size:13.5px;font-weight:600;text-transform:none}
.field input,.field select,.field textarea{width:100%;border:0;border-bottom:1px solid #9B937F;border-radius:0;background:transparent;padding:10px 0;
  font:400 17px/1.5 var(--f-body);color:var(--ink);transition:border-color .3s}
.field select{appearance:none;-webkit-appearance:none;cursor:pointer;padding-inline-end:28px;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23161A16' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 4px center}
[dir=rtl] .field select{background-position:left 4px center}
.field textarea{resize:vertical;min-height:120px}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--forest);box-shadow:0 1px 0 var(--forest)}
.field.is-bad input,.field.is-bad textarea,.field.is-bad select{border-color:var(--clay)}
.field .err,.check .err{font-size:13px;color:var(--clay);text-transform:none;letter-spacing:0;font-family:var(--f-body)}
.field.file input{border:1px dashed #9B937F;padding:14px;font-size:14px;cursor:pointer}
.file-list{color:var(--muted);font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{position:relative;cursor:pointer}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.chip span{display:inline-block;padding:10px 16px;border:1px solid #9B937F;border-radius:999px;font-size:15px;color:var(--ink);transition:all .25s}
.chip input:checked+span{background:var(--forest);border-color:var(--forest);color:#fff}
.chip input:focus-visible+span{outline:2px solid var(--leaf);outline-offset:2px}
.chips.is-bad .chip span{border-color:var(--clay)}
.check{display:flex;gap:12px;align-items:flex-start;flex:1 1 100%;cursor:pointer}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--forest);flex:none}
.check span{font:400 15px/1.55 var(--f-body);letter-spacing:0;text-transform:none;color:var(--text)}
.hp{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);opacity:0;pointer-events:none}
.stepper{display:flex;align-items:center;gap:12px;font:500 11px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:#8F8872}
[lang=fa] .stepper{letter-spacing:0;font-size:13px}
.stepper li{display:flex;align-items:center;gap:8px;white-space:nowrap}
.stepper li:not(:last-child)::after{content:"";width:clamp(16px,4vw,56px);height:1px;background:#9B937F;margin-inline-start:4px}
.stepper b{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;border:1px solid #8F8872;font-weight:500}
.stepper .is-on{color:var(--ink)}.stepper .is-on b{background:var(--forest);border-color:var(--forest);color:#fff}
.stepper .is-done b{background:var(--leaf);border-color:var(--leaf);color:#fff}
.step{border:0;padding:0;margin:0;min-width:0}
.form-nav{display:flex;gap:12px;flex-wrap:wrap}
.form-status{font-size:15px;color:var(--muted);min-height:0}
.form-status.is-err{color:var(--clay)}
.form-success{padding:28px;background:var(--paper);border-radius:4px;border-inline-start:3px solid var(--leaf)}
.form-success .h3{color:var(--leaf)}
@media (max-width:520px){.stepper{gap:8px}.stepper li:not(:last-child)::after{width:12px}.stepper li:not(.is-on){font-size:0;gap:0}.stepper li:not(.is-on) b{font-size:11px}}

/* 10. Footer ------------------------------------------------------------------------ */
.site-footer{background-color:var(--ink);color:var(--on-dark);padding-block:clamp(72px,8vw,104px) 40px}
.site-footer .wrap{display:grid;gap:48px}
.footer-top{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:48px;align-items:end;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.15)}
.footer-top>div{display:grid;gap:24px;justify-items:start}
.footer-logo{width:clamp(170px,17vw,230px);height:auto}
.site-footer .social a{border-color:rgba(255,255,255,.3);color:var(--paper)}
.site-footer .h3{font-size:clamp(24px,2.4vw,32px);line-height:1.2}
.footer-cols{display:grid;grid-template-columns:1fr 1.4fr 1.2fr;gap:40px}
.footer-cols>div{display:grid;gap:18px;align-content:start}
.footer-cols ul{display:grid;gap:10px;font-size:15px}
.footer-cols a{text-decoration:none}
.footer-cols a:hover{color:#fff}
.legal{font-size:13px;color:var(--on-dark-2);padding-top:28px;border-top:1px solid rgba(255,255,255,.15)}
@media (max-width:860px){.footer-top,.footer-cols{grid-template-columns:1fr}}

/* 11. Motion -------------------------------------------------------------------------- */
.js .reveal{opacity:0;transform:translate3d(0,28px,0);transition:opacity 1s var(--ease),transform 1s var(--ease);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}.zoom img,.header-inner,.logo{transition:none}}