/* =========================================================
   Font
   ========================================================= */
@font-face{
  font-family:'Yekan';
  src:url('../font/B_Yekan/Yekan.ttf') format('truetype');
  font-weight:400;
  font-style:normal;
  font-display:swap;
}

/* =========================================================
   Design tokens
   ========================================================= */
:root{
  --font:'Yekan',Tahoma,system-ui,sans-serif;
  --primary:#0B6B4F;--primary-2:#0E7F5E;--primary-hover:#08553E;--primary-soft:#D6F0E6;
  --accent:#F2A93B;--bg:#FBFBF8;--surface:#fff;--surface-2:#F3F5F1;
  --dark:#14201C;--text:#16211D;--text-2:#4A5852;--muted:#6B7872;
  --border:#DDE3DE;--error:#C62828;--success:#15803D;--focus:#1D6FD8;
  --glow:rgba(11,107,79,.24);
  --r-sm:6px;--r-md:10px;--r-lg:16px;
  --sh-1:0 1px 2px rgba(20,32,28,.05),0 4px 14px rgba(20,32,28,.05);
  --sh-2:0 2px 4px rgba(20,32,28,.05),0 10px 28px rgba(20,32,28,.1);
  --sh-3:0 4px 8px rgba(20,32,28,.06),0 24px 56px rgba(20,32,28,.16);
  --ease:cubic-bezier(.2,.7,.2,1);--fast:150ms;--base:220ms;
  --margin:clamp(16px,5vw,64px);
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}

@media(prefers-color-scheme:dark){
  :root{
    --primary:#34C99A;--primary-2:#28B588;--primary-hover:#5ADFB0;--primary-soft:#0F3227;
    --bg:#0F1613;--surface:#17211D;--surface-2:#1D2A25;
    --text:#EEF3F0;--text-2:#B9C4BE;--muted:#93A19A;--border:#2A3A33;
    --glow:rgba(52,201,154,.18);
    --sh-1:0 1px 2px rgba(0,0,0,.4);
    --sh-2:0 8px 24px rgba(0,0,0,.45);
    --sh-3:0 24px 56px rgba(0,0,0,.55);
  }
}

/* =========================================================
   Base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:88px}

body{
  margin:0;background:var(--bg);color:var(--text);
  font:400 16px/1.9 var(--font);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  font-feature-settings:"kern" 1;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:var(--r-sm)}
.skip{position:absolute;inset-inline-start:8px;top:-60px;background:var(--primary);color:#fff;padding:8px 16px;border-radius:var(--r-md);z-index:50}
.skip:focus{top:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.wrap{max-width:1200px;margin-inline:auto;padding-inline:var(--margin)}
.narrow{max-width:820px}
section{padding-block:clamp(40px,7vw,88px)}
.alt{background:var(--surface-2)}
.center{text-align:center}

h1,h2,h3{margin:0;line-height:1.35;font-weight:700}
h1{font-size:clamp(1.9rem,4.6vw,3.2rem);font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:24px;letter-spacing:-.005em}
h3,.h3{font-size:1.2rem}

p{margin:0;color:var(--text-2)}
.lead{font-size:1.1rem;max-width:56ch;margin-top:16px}
.meta{font-size:.875rem;color:var(--muted)}
.num{font-variant-numeric:tabular-nums}

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding-inline:24px;border-radius:var(--r-md);
  font:600 1rem var(--font);border:1.5px solid transparent;cursor:pointer;
  transition:background var(--base) var(--ease),box-shadow var(--base) var(--ease),
             transform var(--fast) var(--ease),border-color var(--base) var(--ease),
             color var(--base) var(--ease);
  -webkit-tap-highlight-color:transparent;
  text-align:center;
}
.btn-primary{
  background:linear-gradient(180deg,var(--primary-2),var(--primary));
  color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 6px 16px rgba(15,123,92,.28);
}
.btn-primary:hover{
  background:linear-gradient(180deg,var(--primary),var(--primary-hover));
  transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,123,92,.34);
}
.btn-primary:active,.btn-ghost:active{transform:translateY(1px) scale(.985)}
.btn-ghost{border-color:var(--border);background:transparent;color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn-light{background:#fff;color:var(--primary-hover);box-shadow:0 6px 18px rgba(0,0,0,.2)}
.btn-light:hover{transform:translateY(-1px)}
.btn-sm{min-height:40px;padding-inline:16px;font-size:.9375rem}
.btn.loading{pointer-events:none;opacity:.85}
.btn.success{background:var(--success)}
.arr{width:18px;height:18px;transition:transform var(--base) var(--ease)}
.btn:hover .arr,.card:hover .arr{transform:translateX(-4px)}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}

/* =========================================================
   Header
   ========================================================= */
#hd{
  position:sticky;
  top:env(safe-area-inset-top,0px);
  z-index:20;
  background:color-mix(in srgb,var(--bg) 92%,transparent);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  transition:box-shadow var(--base) var(--ease);
}
#hd.stuck{box-shadow:0 8px 24px rgba(20,32,28,.08)}

.nav{
  display:flex;
  align-items:center;
  gap:clamp(16px,3vw,40px);
  min-height:80px;
  padding-block:12px;
}

/* ===== Logo: image + text ===== */
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:1.5rem;
  line-height:1;
  color:var(--primary);
  flex-shrink:0;
  white-space:nowrap;
  text-decoration:none;
}

/* تصویر لوگو — بزرگ و چشم‌گیر */
.logo img,
.logo-img{
  width:44px;
  height:44px;
  object-fit:contain;
  display:block;
  flex-shrink:0;
  background:transparent;
  border:none;
  border-radius:0;
  padding:0;
  box-shadow:none;
  transition:none;
}

/* متن برند کنار لوگو */
.logo-text{
  font-weight:800;
  font-size:1.5rem;
  color:var(--primary);
  letter-spacing:-.01em;
  line-height:1;
}


nav{
  flex:1 1 auto;
  min-width:0;
}
nav ul{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,24px);
  list-style:none;
  margin:0;
  padding:0;
  flex-wrap:nowrap;
}
nav a{
  position:relative;
  display:inline-block;
  font-weight:500;
  font-size:.9375rem;
  color:var(--text-2);
  padding-block:8px;
  white-space:nowrap;
  transition:color var(--base) var(--ease);
}
nav a::after{
  content:"";
  position:absolute;
  inset-inline:0;
  bottom:0;
  height:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:right;
  transition:transform var(--base) var(--ease);
}
nav a:hover,
nav a[aria-current]{color:var(--primary)}
nav a:hover::after,
nav a[aria-current]::after{transform:scaleX(1)}

.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  margin-inline-start:auto;
}

.menu-btn{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--border);
  border-radius:var(--r-md);
  background:var(--surface);
  color:var(--text);
  font-size:1.25rem;
  cursor:pointer;
  transition:border-color var(--base),background var(--base),color var(--base);
}
.menu-btn:hover{border-color:var(--primary);color:var(--primary)}
.menu-btn[aria-expanded="true"]{
  background:var(--primary-soft);
  color:var(--primary);
  border-color:var(--primary);
}

@media(max-width:1100px){
  .nav{gap:16px}
  nav ul{gap:14px}
  nav a{font-size:.875rem}
}

@media(max-width:1020px){
  .menu-btn{display:inline-flex}
  nav{
    position:absolute;
    inset-inline:0;
    top:100%;
    background:var(--surface);
    border-bottom:1px solid var(--border);
    padding:12px var(--margin);
    box-shadow:var(--sh-3);
    visibility:hidden;
    opacity:0;
    transform:translateY(-8px);
    transition:opacity var(--base) var(--ease),
               transform var(--base) var(--ease),
               visibility 0s var(--base);
    flex:unset;
  }
  nav.open{
    visibility:visible;
    opacity:1;
    transform:none;
    transition-delay:0s;
  }
  nav ul{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  nav a{
    display:block;
    padding:12px 4px;
    border-radius:var(--r-sm);
  }
  nav a::after{display:none}
  nav a:hover,
  nav a[aria-current]{
    background:var(--primary-soft);
    color:var(--primary);
    padding-inline:12px;
  }
}

@media(max-width:520px){
  .nav{min-height:68px;gap:10px;padding-block:10px} 
  .logo{font-size:1.2rem;gap:8px}
  .logo-text{font-size:1.2rem}
  .logo img,
  .logo-img{width:36px;height:36px}
  .nav-actions{gap:6px}
  .nav-actions .btn{padding-inline:12px;font-size:.875rem;min-height:38px}
  .menu-btn{width:40px;height:40px;font-size:1.1rem}
}

/* =========================================================
   Breadcrumbs
   ========================================================= */
.crumbs ol{
  display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;
  padding-block:16px 0;font-size:.875rem;color:var(--muted);
}
.crumbs li+li::before{content:"‹";margin-inline-end:8px}
.crumbs a:hover{color:var(--primary)}

/* =========================================================
   Hero / page headers
   ========================================================= */
.hero-s,.page-h{position:relative;isolation:isolate;overflow:hidden}
.hero-s::before,.page-h::before{
  content:"";position:absolute;z-index:-1;
  inset-block-start:-30%;inset-inline-end:-8%;
  width:min(680px,80vw);height:min(680px,80vw);
  background:radial-gradient(closest-side,var(--glow),transparent 70%);
}
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-img img,.hero-pic,.cover{border-radius:var(--r-lg);box-shadow:var(--sh-3);width:100%}
.cover{margin-bottom:32px}
.page-h{padding-block:clamp(32px,5vw,64px)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero>div,.page-h .wrap>*{animation:in 400ms var(--ease) both}
@keyframes in{from{opacity:0;transform:translateY(8px)}}
@media(max-width:900px){
  .hero,.split{grid-template-columns:1fr;gap:32px}
}

/* =========================================================
   Cards
   ========================================================= */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:900px){.cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cards{grid-template-columns:1fr}}
.card{
  position:relative;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:10px;
  overflow:hidden;
  transition:transform var(--base) var(--ease),box-shadow var(--base) var(--ease),
             border-color var(--base);
}
.card:has(.stretch):hover{
  transform:translateY(-4px);box-shadow:var(--sh-2);
  border-color:color-mix(in srgb,var(--primary) 40%,var(--border));
}
.stretch::after{content:"";position:absolute;inset:0;border-radius:inherit}
.stretch:hover{color:var(--primary)}
.thumb{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-md);transition:transform 400ms var(--ease);
}
.card:hover .thumb{transform:scale(1.03)}
.more,.link{color:var(--primary);font-weight:600;display:inline-flex;gap:6px;align-items:center}
.tag{
  align-self:flex-start;display:inline-flex;font-size:.8125rem;font-weight:600;
  padding:2px 10px;border-radius:99px;background:var(--primary-soft);color:var(--primary);
}
.sec-h{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.sec-h h2{margin:0}

/* =========================================================
   Logos / stats / quotes
   ========================================================= */
.logos{background:var(--surface-2);padding-block:40px}
.logos h2{font-size:1.1rem;text-align:center}
.logos ul{
  display:flex;gap:24px 48px;flex-wrap:wrap;justify-content:center;
  list-style:none;padding:0;margin:0;
}
.logos img{height:40px;width:auto;opacity:.75;filter:grayscale(1)}

.stats-s{background:var(--dark);color:#fff;padding-block:48px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:24px;text-align:center}
.stat b{display:block;font-size:2rem;color:#5AD6AF}
.stat span{color:#C3CEC8}

.quote blockquote{margin:0}
.quote figcaption{display:flex;gap:12px;align-items:center;margin-top:auto}
.quote small{display:block;color:var(--muted)}
.quote img,.avatar{border-radius:50%;object-fit:cover}
.team .avatar{width:96px;height:96px}

/* =========================================================
   Chips
   ========================================================= */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.chips a,.chips span{
  padding:6px 14px;border:1px solid var(--border);border-radius:99px;
  font-size:.9375rem;background:var(--surface);transition:all var(--base);
}
.chips a:hover,.chips a[aria-current]{background:var(--primary);color:#fff;border-color:var(--primary)}

/* =========================================================
   Prose
   ========================================================= */
.prose{color:var(--text-2);font-size:1.0625rem}
.prose h2,.prose h3{margin:32px 0 12px;color:var(--text)}
.prose p{margin-bottom:16px}
.prose ul,.prose ol{padding-inline-start:22px}
.prose img{border-radius:var(--r-md);margin-block:16px}
.prose a{color:var(--primary);text-decoration:underline}

/* =========================================================
   FAQ
   ========================================================= */
.faqs details{border-bottom:1px solid var(--border);padding:16px 0}
.faqs summary{
  cursor:pointer;font-weight:600;list-style:none;
  display:flex;justify-content:space-between;gap:16px;
}
.faqs summary::-webkit-details-marker{display:none}
.faqs summary::after{
  content:"+";font-size:1.5rem;line-height:1;color:var(--primary);
  transition:transform var(--base) var(--ease);
}
.faqs details[open] summary::after{transform:rotate(45deg)}
.ans{margin-top:8px;color:var(--text-2)}

/* =========================================================
   Pager / search / comments
   ========================================================= */
.pager{display:flex;justify-content:center;gap:16px;align-items:center;margin-top:40px}
.pager a{padding:8px 18px;border:1px solid var(--border);border-radius:var(--r-md)}
.pager a:hover{border-color:var(--primary);color:var(--primary)}

.search{display:flex;gap:8px;margin-top:20px;max-width:480px}
.cmt{padding:16px 0;border-bottom:1px solid var(--border)}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band{
  background:linear-gradient(160deg,var(--primary-2),var(--primary) 55%,#0B5C44);
  color:#fff;padding-block:48px;
}
.cta-band p{color:#E3F5EE}
.cta-band h2{margin-bottom:8px}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}

/* =========================================================
   Forms
   ========================================================= */
.form{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:28px;display:grid;gap:16px;box-shadow:var(--sh-2);margin-top:24px;
}
.split .form{margin:0}
label{font-weight:600;font-size:.9375rem;display:block;margin-bottom:6px}
input,textarea,select{
  width:100%;font:400 1rem var(--font);
  padding:12px 14px;min-height:48px;
  border:1.5px solid var(--border);border-radius:var(--r-md);
  background:var(--bg);color:var(--text);
  transition:border-color var(--base),box-shadow var(--base);
}
input:focus,textarea:focus,select:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 4px color-mix(in srgb,var(--primary) 20%,transparent);
}
.err-msg{display:none;color:var(--error);font-size:.875rem;margin-top:4px}
.invalid input,.invalid textarea,.invalid select{border-color:var(--error)}
.invalid .err-msg{display:block}
.help{font-size:.8125rem;color:var(--muted)}
.info ul{list-style:none;padding:0;display:grid;gap:16px}
.info b{display:block}

/* =========================================================
   Footer — 5 columns: brand | links | links | contact | enamad
   ========================================================= */
footer{
  background:#0B120F;
  color:#C3CEC8;
  padding-block:56px 28px;
}

.foot{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr auto;
  gap:32px 40px;
  align-items:start;
}

.foot-brand{min-width:0}
.foot-enamad{min-width:0}

.fh{
  font-size:1rem;
  color:#fff;
  margin:0 0 12px;
  font-weight:700;
}

footer ul{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px;
}

footer a{transition:color var(--base) var(--ease)}
footer a:hover,
footer a:focus-visible{color:#fff}

/* Logo in footer */
footer .logo{
  color:#fff;
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:4px;
}
footer .logo img,
footer .logo-img{
  height:44px;
  width:auto;
  max-width:180px;
  object-fit:contain;
  filter:brightness(0) invert(1);
  background:transparent;
  box-shadow:none;
  padding:0;
}

.fp{
  margin-block:12px 16px;
  color:#C3CEC8;
  font-size:.9375rem;
  line-height:1.8;
}

/* Newsletter */
.sub{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.sub input{
  flex:1 1 180px;
  min-width:0;
  background:#17211D;
  border-color:#2F3F38;
  color:#fff;
}
.sub input::placeholder{color:#8A968F}
.sub input:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(52,201,154,.18);
}
.sub button{flex-shrink:0}

/* Enamad — independent column */
.enamad{
  display:flex;
  align-items:flex-start;
}
.enamad a{
  display:inline-block;
  line-height:0;
  border-radius:var(--r-sm);
  transition:opacity var(--base) var(--ease),transform var(--base) var(--ease);
}
.enamad a:hover{
  opacity:.9;
  transform:translateY(-1px);
}
.enamad img{
  width:100px;
  height:auto;
  max-height:110px;
  border-radius:var(--r-sm);
  background:#fff;
  padding:4px;
  display:block;
}

/* Legal */
.legal{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid #1F2C26;
  font-size:.875rem;
  color:#93A19A;
  text-align:center;
}

/* Footer responsive */
@media(max-width:1100px){
  .foot{grid-template-columns:1.4fr 1fr 1fr;gap:32px 24px}
  .foot-enamad{grid-column:1 / -1}
}
@media(max-width:900px){
  .foot{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1 / -1}
  .foot-enamad{grid-column:auto}
}
@media(max-width:520px){
  .foot{grid-template-columns:1fr;gap:28px}
  .foot-brand,
  .foot-enamad{grid-column:auto}
  footer{padding-block:40px 20px}
  footer .logo img,
  footer .logo-img{height:38px;max-width:150px}
  .enamad img{width:88px}
}

/* =========================================================
   Reveal on scroll
   ========================================================= */
.rv{
  opacity:0;transform:translateY(14px);
  transition:opacity 420ms var(--ease),transform 420ms var(--ease);
  transition-delay:calc(var(--i,0)*70ms);
}
.rv.in{opacity:1;transform:none}

@media(hover:none){
  .card:hover{transform:none}
  .btn-primary:hover{transform:none}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
}