/* ===================================================================
   پنجره‌یار — CRM تخصصی درب و پنجره دوجداره
   Design tokens
=================================================================== */
:root{
  --bg:#FFFFFF;
  --bg-soft:#F4F6F9;
  --panel:#FFFFFF;
  --ink:#101828;
  --ink-soft:#475467;
  --ink-faint:#98A2B3;
  --glass:#155EEF;
  --glass-deep:#0B3FC4;
  --glass-light:#EAF1FF;
  --copper:#155EEF;
  --copper-deep:#0B3FC4;
  --copper-light:#EAF1FF;
  --line:#E4E7EC;
  --radius-lg:12px;
  --radius-md:8px;
  --radius-sm:6px;
  --shadow-soft:0 4px 14px -4px rgba(16,24,40,.10);
  --shadow-lift:0 12px 28px -10px rgba(16,24,40,.16);
  --maxw:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Vazirmatn",Tahoma,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
button{font-family:inherit}

.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:88px 0}
.section--tight{padding:56px 0}
.section--soft{background:var(--bg-soft)}
.section--ink{background:var(--ink);color:#EFEFEC}
.section--ink h2,.section--ink h3{color:#fff}

@media (max-width:720px){
  .section{padding:56px 0}
  .container{padding:0 20px}
}

/* ---------- eyebrow / labels ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--glass-deep);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:20px;height:9px;
  background-image:linear-gradient(var(--glass),var(--glass)),linear-gradient(var(--glass),var(--glass));
  background-size:100% 1.5px;
  background-repeat:no-repeat;
  background-position:top center,bottom center;
}

/* ---------- double-pane divider — signature element ----------
   two thin parallel rules with an air-gap between them, the visual
   fingerprint of a double-glazed unit, reused as a divider / rule */
.dpane{
  --gap:8px;
  height:calc(var(--gap) + 3px);
  width:100%;
  background-image:
    linear-gradient(currentColor,currentColor),
    linear-gradient(currentColor,currentColor);
  background-size:100% 1.5px,100% 1.5px;
  background-repeat:no-repeat;
  background-position:top,bottom;
  color:var(--line);
  border:0;
  margin:0;
}
.dpane--accent{color:var(--copper)}
.dpane--glass{color:var(--glass)}
.dpane--sm{--gap:5px;width:42px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 24px;
  border-radius:var(--radius-sm);
  font-weight:700;font-size:14.5px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease,color .15s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--copper);color:#fff;box-shadow:0 10px 24px -8px rgba(226,135,60,.55)}
.btn-primary:hover{background:var(--copper-deep)}
.btn-ghost{background:transparent;border-color:rgba(27,36,48,.18);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-on-ink{background:#fff;color:var(--ink)}
.btn-on-ink:hover{background:var(--copper-light)}
.btn-block{width:100%;justify-content:center}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 0;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px}
.brand-mark{
  width:30px;height:30px;border-radius:8px;
  background:var(--ink);
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.brand-mark svg{width:16px;height:16px}
.brand small{display:block;font-size:11px;font-weight:600;color:var(--ink-faint);margin-top:1px}

.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14.5px;font-weight:600;color:var(--ink-soft);position:relative;padding:4px 0}
.nav-links a:hover,.nav-links a.is-active{color:var(--ink)}
.nav-links a.is-active::after{
  content:"";position:absolute;right:0;left:0;bottom:-3px;height:2px;background:var(--copper);
}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none}

/* ---------- nav dropdown: ویژگی‌ها > چطور کار می‌کند ---------- */
.nav-dropdown{position:relative}
.nav-dropdown-trigger{display:inline-flex;align-items:center;gap:5px}
.nav-dropdown-trigger a{font-size:14.5px;font-weight:600;color:var(--ink-soft)}
.nav-dropdown-trigger:hover a,.nav-dropdown-trigger.is-active a{color:var(--ink)}
.nav-dropdown-trigger.is-active{position:relative}
.nav-dropdown-trigger.is-active::after{
  content:"";position:absolute;right:0;left:18px;bottom:-7px;height:2px;background:var(--copper);
}
.nav-caret-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:18px;height:18px;padding:0;background:none;border:none;cursor:pointer;color:var(--ink-faint);
}
.nav-caret-btn svg{transition:transform .2s ease}
.nav-dropdown:hover .nav-caret-btn svg,.nav-dropdown.is-open .nav-caret-btn svg{transform:rotate(180deg)}
.nav-dropdown-menu{
  position:absolute;top:calc(100% + 16px);right:-14px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 16px 36px -12px rgba(20,36,51,.2);
  padding:8px;min-width:190px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
  z-index:80;
}
.nav-dropdown-menu a{display:block;padding:10px 12px;border-radius:8px;font-size:14px;font-weight:600;color:var(--ink-soft)}
.nav-dropdown-menu a:hover{background:var(--bg-soft);color:var(--ink)}
.nav-dropdown-menu a.is-active{color:var(--glass);background:var(--glass-light)}
.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown.is-open .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}

@media (max-width:880px){
  .nav-dropdown-menu{
    position:static;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:none;padding:2px 0 4px 16px;
    display:none;
  }
  .nav-dropdown.is-open .nav-dropdown-menu{display:block}
  .nav-dropdown-trigger{width:100%;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav-dropdown-trigger a{padding:0;border-bottom:none}
  .nav-dropdown-menu a{border-bottom:none;padding:10px 4px;color:var(--ink-soft)}
}

@media (max-width:880px){
  .nav-links{
    position:fixed;inset:64px 0 0 0;background:var(--bg);
    flex-direction:column;align-items:flex-start;gap:6px;padding:18px 20px;
    transform:translateY(-8px);opacity:0;pointer-events:none;
    transition:opacity .2s ease,transform .2s ease;
    border-top:1px solid var(--line);
  }
  .nav-links a{display:block;width:100%;padding:12px 4px;border-bottom:1px solid var(--line)}
  .nav-links.is-open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .nav-toggle{
    display:inline-flex;width:38px;height:38px;border-radius:10px;
    align-items:center;justify-content:center;background:transparent;border:1.5px solid var(--line);
  }
  .nav-actions .btn-ghost{display:none}
}

/* ---------- hero (center layout) ---------- */
.hero--center{padding:60px 0 0;position:relative;overflow:hidden}
.hero-tagline{
  font-size:14px;font-weight:600;color:var(--ink-soft);margin-bottom:18px;
}
.hero-headline{margin-bottom:0}
.hero--center h1{font-size:clamp(1.6rem,3vw,2.4rem);line-height:1.4;font-weight:800;color:var(--ink)}

/* ---------- big 3D showcase below hero heading ---------- */
.hero-showcase{
  margin-top:44px;
  perspective:1200px;
  perspective-origin:50% 30%;
}
.hero-slideshow{
  max-width:100%;
  transform:rotateX(6deg) scale(.97);
  transform-style:preserve-3d;
  transition:transform .5s ease;
  transform-origin:center top;
}
.hero-slideshow:hover{transform:rotateX(2deg) scale(.99)}
.hero-slideshow-frame{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px 14px 0 0;
  overflow:hidden;
  box-shadow:
    0 0 0 1px rgba(16,24,40,.04),
    0 8px 16px -4px rgba(16,24,40,.12),
    0 28px 48px -16px rgba(16,24,40,.22),
    0 64px 80px -32px rgba(21,94,239,.14);
  position:relative;
}
.hero-slideshow-frame::before{
  content:"";
  position:absolute;inset-inline:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.7),transparent);
  z-index:2;pointer-events:none;
}
.hero-slideshow-frame .bar{
  display:flex;align-items:center;gap:6px;padding:10px 14px;
  background:#F8F9FB;border-bottom:1px solid var(--line);
}
.hero-slideshow-frame .bar span{width:10px;height:10px;border-radius:50%}
.hero-slideshow-frame .bar span:nth-child(1){background:#FF5F57}
.hero-slideshow-frame .bar span:nth-child(2){background:#FEBC2E}
.hero-slideshow-frame .bar span:nth-child(3){background:#28C840}
.hero-slides{position:relative;width:100%;aspect-ratio:1600/738}
.hero-slide{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:top;
  opacity:0;transition:opacity .6s ease;
}
.hero-slide.is-active{opacity:1}

/* slide dots become text tabs here */
.hero-slide-dots{
  display:flex;justify-content:center;gap:0;
  background:var(--bg-soft);
  border:1px solid var(--line);border-top:0;
  border-radius:0 0 14px 14px;overflow:hidden;
}
.hero-slide-dots button{
  flex:1;border:0;background:transparent;
  padding:13px 10px;font-family:inherit;font-size:13px;font-weight:700;
  color:var(--ink-faint);cursor:pointer;
  transition:background .18s ease,color .18s ease;
  border-left:1px solid var(--line);
}
.hero-slide-dots button:last-child{border-left:0}
.hero-slide-dots button.is-active{background:#fff;color:var(--glass);box-shadow:inset 0 2px 0 var(--glass)}

@media (max-width:720px){
  .hero--center{padding:40px 0 0}
  .hero-slideshow{transform:none}
  .hero-slideshow:hover{transform:none}
  .hero-slide-dots button{font-size:11px;padding:11px 6px}
}

/* ---------- pillars / why section ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:50px}
.pillar{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:28px 24px;
}
.pillar .num{
  font-size:13px;font-weight:800;color:var(--glass-deep);
  display:flex;align-items:center;gap:8px;margin-bottom:16px;
}
.pillar h3{font-size:18px;margin-bottom:10px}
.pillar p{color:var(--ink-soft);font-size:14.5px}

@media (max-width:880px){.pillars{grid-template-columns:1fr}}

/* ---------- feature grid (used on home + features page) ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.feat-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:26px;transition:box-shadow .2s ease,transform .2s ease;
}
.feat-card:hover{box-shadow:var(--shadow-soft);border-color:var(--ink-faint)}
.feat-icon{
  width:46px;height:46px;border-radius:12px;background:var(--glass-light);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.feat-icon svg{width:22px;height:22px;color:var(--glass-deep)}
.feat-card h3{font-size:16.5px;margin-bottom:8px}
.feat-card p{color:var(--ink-soft);font-size:14px}

@media (max-width:880px){.feat-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.feat-grid{grid-template-columns:1fr}}

/* ---------- plan cards ---------- */
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:46px;align-items:stretch}
.plan-card{
  background:var(--panel);border-radius:18px;
  border:1.5px solid var(--line);
  padding:34px 30px;display:flex;flex-direction:column;
  position:relative;overflow:hidden;
}
.plan-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:var(--line);
}
.plan-card.is-featured::before{background:linear-gradient(90deg,var(--glass),var(--glass-deep))}
.plan-card.is-featured{
  border-color:var(--glass);
  box-shadow:var(--shadow-lift);
  transform:translateY(-10px);
  background:linear-gradient(180deg,var(--glass-light) 0%,var(--panel) 22%);
}
.plan-card .badge{
  position:absolute;top:18px;left:28px;
  background:linear-gradient(135deg,var(--glass),var(--glass-deep));color:#fff;font-size:12px;font-weight:800;
  padding:6px 14px;border-radius:999px;
  box-shadow:0 4px 10px -2px rgba(21,94,239,.35);
}
.plan-icon{
  width:46px;height:46px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-soft);margin-bottom:16px;
}
.plan-card.is-featured .plan-icon{background:linear-gradient(135deg,var(--glass),var(--glass-deep))}
.plan-icon svg{width:22px;height:22px;color:var(--glass-deep)}
.plan-card.is-featured .plan-icon svg{color:#fff}
.plan-card .ptitle{font-size:13px;font-weight:800;color:var(--ink-faint);letter-spacing:.04em}
.plan-card h3{font-size:25px;margin:8px 0 4px}
.plan-card .pdesc{color:var(--ink-soft);font-size:14px;margin-bottom:20px;min-height:42px}
.plan-card .pcap{
  display:flex;align-items:baseline;gap:6px;margin:10px 0 8px;
  font-weight:800;color:var(--glass-deep);
}
.plan-card .pcap b{font-size:31px}
.plan-card .pcap span{font-size:13px;color:var(--ink-faint);font-weight:600}
.plan-card .price-note{
  display:inline-block;font-size:12px;font-weight:700;color:var(--glass-deep);
  background:var(--glass-light);padding:6px 12px;border-radius:999px;
  margin-bottom:18px;width:fit-content;
}
.plan-card .price-note b{color:var(--glass-deep)}
.plan-card .spec-pills{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}
.plan-card .spec-pills span{background:var(--bg-soft);color:var(--ink-soft);font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px}
.plan-card.is-featured .spec-pills span{background:rgba(255,255,255,.7);color:var(--glass-deep)}
.plan-card ul{
  display:flex;flex-direction:column;gap:12px;margin-bottom:26px;flex:1;
  padding-top:20px;border-top:1px solid var(--line);
}
.plan-card.is-featured ul{border-top-color:rgba(21,94,239,.18)}
.plan-card ul li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--ink)}
.plan-card ul li svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;color:var(--glass)}
.plan-card ul li.muted{color:var(--ink-faint)}
.plan-card ul li.muted svg{color:var(--ink-faint)}

@media (max-width:980px){
  .plans-grid{grid-template-columns:1fr}
  .plan-card.is-featured{transform:none}
}

/* ---------- comparison table ---------- */
.cmp-wrap{overflow-x:auto;margin-top:50px;border-radius:var(--radius-md);border:1px solid var(--line)}
table.cmp{width:100%;border-collapse:collapse;background:var(--panel);min-width:680px}
table.cmp th,table.cmp td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--line);font-size:14.5px}
table.cmp th:first-child,table.cmp td:first-child{text-align:right;color:var(--ink-soft);font-weight:600}
table.cmp thead th{background:var(--bg-soft);font-weight:800;color:var(--ink)}
table.cmp thead th:not(:first-child) b{display:block;font-size:16px}
table.cmp td svg{width:17px;height:17px;color:var(--glass-deep)}
table.cmp td .x{color:var(--ink-faint);font-size:13px}
table.cmp tr:last-child td{border-bottom:0}

/* ---------- plan detail hero (for single plan pages) ---------- */
.plan-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.plan-hero .ptag{
  display:inline-block;font-size:13px;font-weight:800;color:var(--glass-deep);
  background:var(--glass-light);padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.plan-hero h1{font-size:clamp(1.9rem,4vw,2.7rem)}
.plan-hero .price-box{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-soft);
}
.price-box .pcap b{font-size:34px}
@media (max-width:880px){.plan-hero{grid-template-columns:1fr}}

.detail-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:36px}
.detail-list .item{
  display:flex;gap:14px;padding:18px;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius-md);
}
.detail-list .item svg{width:20px;height:20px;color:var(--glass-deep);flex-shrink:0;margin-top:2px}
.detail-list .item h4{font-size:15px;margin-bottom:6px}
.detail-list .item p{font-size:13.5px;color:var(--ink-soft)}
@media (max-width:720px){.detail-list{grid-template-columns:1fr}}

.steps{display:flex;flex-direction:column;gap:0;margin-top:40px}
.step{display:flex;gap:22px;padding:26px 0;position:relative}
.step:not(:last-child){border-bottom:1px solid var(--line)}
.step .sn{
  font-size:13px;font-weight:800;color:var(--copper-deep);background:var(--copper-light);
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.step h4{font-size:16.5px;margin-bottom:6px}
.step p{font-size:14.5px;color:var(--ink-soft);max-width:620px}

/* ---------- testimonial / cta-strip ---------- */
.cta-strip{
  background:var(--ink);border-radius:var(--radius-lg);
  padding:50px 44px;display:flex;align-items:center;justify-content:space-between;gap:30px;
  flex-wrap:wrap;color:#fff;
}
.cta-strip h3{color:#fff;font-size:24px;max-width:480px}
.cta-strip p{color:#C5CAD2;margin-top:8px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#C5CAD2;padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-grid h4{color:#fff;font-size:14px;margin-bottom:18px}
.footer-grid ul{display:flex;flex-direction:column;gap:10px}
.footer-grid a{font-size:14px;color:#AEB5C0}
.footer-grid a:hover{color:#fff}
.footer-brand p{font-size:14px;color:#9aa1ad;max-width:280px;margin-top:14px}
.footer-bottom{
  margin-top:50px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#8A919C;
}
@media (max-width:880px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- reveal-on-scroll ---------- */
[data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
[data-reveal].is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- ambient background blobs (disabled in corporate template) ---------- */
.blob-field{display:none}
.blob{display:none}
.hero{isolation:isolate}
.hero-grid,.plan-hero{position:relative;z-index:1}

/* ---------- hero illustration: static, no floating ---------- */
.window-card{animation:none}

/* ---------- buttons: subtle, no shimmer sweep ---------- */
.btn-primary{position:relative;overflow:hidden}
.btn-primary:hover{box-shadow:0 8px 18px -6px rgba(21,94,239,.45)}
.btn-ghost:hover{border-color:var(--ink)}
.btn{transition:transform .15s ease,box-shadow .15s ease,background .15s ease,color .15s ease,border-color .15s ease}

/* ---------- plan + feature card: subtle hover only ---------- */
.plan-card{transition:box-shadow .2s ease,border-color .2s ease}
.plan-card:hover{box-shadow:var(--shadow-soft);border-color:var(--ink-faint)}
.plan-card.is-featured{transform:none;border-width:2px}
.plan-card.is-featured:hover{transform:none}

/* ---------- no page-load fade (instant, corporate) ---------- */
body{animation:none}

/* ---------- auth pages (login/register) ---------- */
.auth-wrap{
  min-height:calc(100vh - 70px);
  display:flex;align-items:center;justify-content:center;
  padding:50px 20px;position:relative;overflow:hidden;
}
.auth-card{
  width:100%;max-width:420px;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 34px;box-shadow:var(--shadow-lift);position:relative;z-index:1;
}
.auth-tabs{display:flex;gap:6px;background:var(--bg-soft);border-radius:999px;padding:5px;margin-bottom:26px}
.auth-tabs button{
  flex:1;padding:10px 0;border-radius:999px;border:0;background:transparent;
  font-weight:700;font-size:14px;color:var(--ink-soft);cursor:pointer;transition:.2s;
}
.auth-tabs button.is-active{background:var(--panel);color:var(--ink);box-shadow:var(--shadow-soft)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-soft);margin-bottom:7px}
.field input{
  width:100%;padding:13px 14px;border-radius:10px;border:1.5px solid var(--line);
  font-family:inherit;font-size:14.5px;background:var(--bg);color:var(--ink);
  transition:border-color .15s ease,box-shadow .15s ease;
}
.field input:focus{outline:none;border-color:var(--glass);box-shadow:0 0 0 3px var(--glass-light)}
.field-err{font-size:12.5px;color:#D14343;margin-top:6px;display:none}
.auth-note{font-size:13px;color:var(--ink-faint);text-align:center;margin-top:18px}
.auth-msg{
  font-size:13.5px;border-radius:10px;padding:11px 14px;margin-bottom:16px;display:none;
}
.auth-msg.show{display:block}
.auth-msg.err{background:#FDECEC;color:#B23A3A}
.auth-msg.ok{background:var(--glass-light);color:var(--glass-deep)}
.spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff;display:inline-block;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- auth split layout (logo پنل + فرم سه‌بعدی) ----------
   .auth-split جهت‌اش عمداً ltr است تا ترتیب فیزیکی چپ/راست پنل‌ها
   مستقل از rtl صفحه، ثابت بماند: پنل اول = چپ (لوگو)، پنل دوم = راست (فرم).
   داخل هر پنل دوباره rtl می‌کنیم تا متن فارسی درست بچینه. */
.auth-split{
  min-height:100vh;
  display:flex;
  direction:ltr;
}
.auth-visual{
  direction:rtl;
  flex:1 1 46%;
  position:relative;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:28px;padding:60px 40px;
  background:linear-gradient(155deg,var(--glass) 0%,var(--glass-deep) 60%,#082a8c 100%);
  overflow:hidden;
  isolation:isolate;
}
.auth-visual::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:38px 38px;
  mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 72%);
  z-index:0;
}
.auth-visual .shape-field{perspective:900px}
.auth-logo-plate{
  position:relative;z-index:1;
  width:148px;height:148px;border-radius:28px;background:#fff;
  display:flex;align-items:center;justify-content:center;padding:18px;
  transform:rotateY(-14deg) rotateX(6deg);
  transform-style:preserve-3d;
  box-shadow:
    0 2px 4px rgba(0,0,0,.08),
    0 20px 34px -10px rgba(3,15,45,.5),
    26px 22px 0 -18px rgba(255,255,255,.08);
  transition:transform .5s ease;
}
.auth-logo-plate:hover{transform:rotateY(-6deg) rotateX(2deg) scale(1.02)}
.auth-logo-plate img{width:100%;height:100%;object-fit:contain;border-radius:8px}
.auth-visual-text{position:relative;z-index:1;text-align:center;max-width:340px}
.auth-visual-text h2{color:#fff;font-size:22px;margin-bottom:10px}
.auth-visual-text p{color:rgba(255,255,255,.78);font-size:14px;line-height:1.9}
.auth-visual .shape3d{opacity:.9}

.auth-form-panel{
  direction:rtl;
  flex:1 1 54%;
  display:flex;align-items:center;justify-content:center;
  padding:40px 24px;background:var(--bg);position:relative;
}
/* توجه: عمداً transform (rotate) روی auth-card گذاشته نمی‌شود؛ چرخاندن یک
   فرم واقعی در Chromium باعث ناهم‌خوانی محل واقعی کلیک با محل بصری‌اش می‌شود
   (باکس‌های انتخابی و اینپوت‌ها کلیک‌پذیر نمی‌مانند). به‌جای آن، عمق سه‌بعدی
   با یک لایه‌ی تزئینی چرخیده‌ی پشت کارت (پوینتر-اونت خاموش) + سایه‌های
   چندلایه ساخته می‌شود؛ خود کارت صاف و کاملاً کلیک‌پذیر باقی می‌ماند. */
.auth-tilt{position:relative;perspective:1500px}
.auth-tilt::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  border-radius:var(--radius-lg);
  background:linear-gradient(135deg,var(--glass-light),transparent 60%);
  border:1px solid var(--line);
  transform:rotateY(7deg) rotateX(3deg) translateZ(-1px) scale(.98);
  transform-origin:center;
  transition:transform .4s ease;
}
.auth-tilt:hover::before{transform:rotateY(3deg) rotateX(1.5deg) translateZ(-1px) scale(.985)}
.auth-card{
  position:relative;z-index:1;
  transition:box-shadow .3s ease,transform .3s ease;
  box-shadow:
    0 2px 4px rgba(16,24,40,.05),
    0 16px 30px -10px rgba(16,24,40,.14),
    0 46px 70px -26px rgba(21,94,239,.22),
    -30px 24px 0 -24px rgba(21,94,239,.06);
}
.auth-tilt:hover .auth-card{transform:translateY(-3px)}

/* ---------- انتخاب تعداد نیروی فروش: سه مستطیل انتخابی ---------- */
.field-teamsize .opt-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.teamsize-opt{
  border:1.5px solid var(--line);border-radius:10px;
  padding:14px 6px;text-align:center;cursor:pointer;background:var(--bg);
  transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease,background .15s ease;
  user-select:none;
}
.teamsize-opt b{display:block;font-size:15px;color:var(--ink);margin-bottom:3px}
.teamsize-opt span{display:block;font-size:11.5px;color:var(--ink-faint)}
.teamsize-opt:hover{border-color:var(--glass);transform:translateY(-2px)}
.teamsize-opt.is-selected{
  border-color:var(--glass);background:var(--glass-light);
  box-shadow:0 0 0 3px var(--glass-light),inset 0 1px 0 rgba(255,255,255,.7);
}
.teamsize-opt.is-selected b{color:var(--glass-deep)}

.field-row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

@media (max-width:960px){
  .auth-split{flex-direction:column;min-height:auto}
  .auth-visual{flex:none;padding:36px 24px;gap:16px}
  .auth-logo-plate{width:96px;height:96px;border-radius:20px;transform:none}
  .auth-logo-plate:hover{transform:none}
  .auth-visual-text h2{font-size:18px}
  .auth-form-panel{flex:none;padding:36px 20px}
  .auth-card{transform:none;box-shadow:var(--shadow-lift)}
  .auth-tilt:hover .auth-card{transform:none}
  .field-row2{grid-template-columns:1fr}
}

/* ---------- payment result page ---------- */
.result-wrap{min-height:calc(100vh - 70px);display:flex;align-items:center;justify-content:center;padding:50px 20px}
.result-card{
  max-width:460px;width:100%;text-align:center;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:46px 36px;box-shadow:var(--shadow-lift);
}
.result-icon{
  width:74px;height:74px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  margin:0 auto 22px;animation:popin .5s ease both;
}
.result-icon.ok{background:var(--glass-light);color:var(--glass-deep)}
.result-icon.bad{background:#FDECEC;color:#C9504F}
@keyframes popin{from{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}

/* ---------- floating WhatsApp button ---------- */

.wa-float:hover{box-shadow:0 16px 34px -8px rgba(37,211,102,.75)}
@keyframes wafloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@media (prefers-reduced-motion:reduce){}
@media (max-width:880px){}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 4px;cursor:pointer;font-weight:700;font-size:15.5px;
}
.faq-q .plus{flex-shrink:0;width:22px;height:22px;color:var(--glass);transition:transform .25s ease}
.faq-item.is-open .faq-q .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 4px 20px;color:var(--ink-soft);font-size:14.5px;max-width:680px}

/* ---------- bilingual brand name ---------- */
.brand-bilingual{display:flex;align-items:baseline;gap:7px;flex-wrap:wrap}
.brand-bilingual .fa{font-weight:800}
.brand-bilingual .en{
  font-family:'Vazirmatn',sans-serif;
  direction:ltr;font-weight:700;font-size:.78em;color:var(--ink-faint);
  letter-spacing:.02em;
}
.site-footer .brand-bilingual .en{color:#8A91A0}

/* ---------- handwritten purple tagline ---------- */
.handwritten-tag{
  font-family:'Mirza','Vazirmatn',cursive;
  font-weight:700;
  color:#8B5CF6;
  font-size:1.5rem;
  line-height:1.6;
  display:block;
}
.footer-tagline{margin-top:16px;max-width:300px}

/* =====================================================================
   3D DEPTH LAYER — perspective, layered shadows, tilt interactions
===================================================================== */

/* ---------- hero slideshow: tilted 3D card in space ---------- */
.hero-visual{perspective:1400px}
.hero-slideshow{
  max-width:380px;margin-inline:auto;
  transform:rotateY(-10deg) rotateX(4deg) translateZ(0);
  transform-style:preserve-3d;
  transition:transform .4s ease;
}
.hero-slideshow:hover{transform:rotateY(-4deg) rotateX(2deg) scale(1.015)}
.hero-slideshow-frame{
  background:var(--panel);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;
  box-shadow:
    0 2px 4px rgba(16,24,40,.06),
    0 12px 24px -6px rgba(16,24,40,.14),
    0 34px 60px -20px rgba(16,24,40,.30),
    32px 26px 0 -22px rgba(21,94,239,.10);
  position:relative;
}
.hero-slideshow-frame::after{
  content:"";position:absolute;inset:0;border-radius:14px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.6);pointer-events:none;
}
/* depth riser: a thin "edge" beneath the card for a slab/3D feel */
.hero-slideshow::before{
  content:"";position:absolute;left:6%;right:6%;bottom:-14px;height:30px;
  background:linear-gradient(180deg,var(--line),transparent);
  border-radius:14px;filter:blur(2px);
  transform:translateZ(-40px);
  z-index:-1;
}
.hero-slideshow-frame .bar{
  display:flex;align-items:center;gap:6px;
  padding:9px 12px;background:var(--bg-soft);border-bottom:1px solid var(--line);
}
.hero-slideshow-frame .bar span{width:7px;height:7px;border-radius:50%;background:var(--line)}
.hero-slideshow-frame .bar span:nth-child(1){background:#FF5F57}
.hero-slideshow-frame .bar span:nth-child(2){background:#FEBC2E}
.hero-slideshow-frame .bar span:nth-child(3){background:#28C840}
.hero-slides{position:relative;aspect-ratio:1600/738}
.hero-slide{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top;
  opacity:0;transition:opacity .5s ease;
}
.hero-slide.is-active{opacity:1}
.hero-slide-dots{display:flex;justify-content:center;gap:8px;margin-top:18px}
.hero-slide-dots button{
  width:7px;height:7px;border-radius:50%;border:0;padding:0;background:var(--line);cursor:pointer;
  transition:background .2s ease,transform .2s ease;
}
.hero-slide-dots button.is-active{background:var(--glass);transform:scale(1.3)}
@media (max-width:880px){
  .hero-slideshow{max-width:320px;transform:none}
  .hero-slideshow:hover{transform:none}
  .hero-slideshow::before{display:none}
}

/* ---------- floating 3D geometric shapes in hero background ---------- */
.shape-field{position:absolute;inset:0;overflow:hidden;z-index:0;pointer-events:none;perspective:900px}
.shape3d{
  position:absolute;border-radius:18px;
  transform-style:preserve-3d;
  animation:shapeFloat 9s ease-in-out infinite;
}
.shape3d.s1{
  width:64px;height:64px;top:14%;right:6%;
  background:linear-gradient(135deg,var(--glass),var(--glass-deep));
  box-shadow:0 20px 36px -10px rgba(21,94,239,.45);
  transform:rotateX(50deg) rotateZ(28deg);
  animation-delay:0s;
}
.shape3d.s2{
  width:40px;height:40px;top:62%;right:13%;border-radius:50%;
  background:linear-gradient(135deg,var(--copper),var(--copper-deep));
  box-shadow:0 16px 28px -8px rgba(255,166,62,.5);
  animation-delay:-3s;
}
.shape3d.s3{
  width:50px;height:50px;top:30%;left:7%;
  background:linear-gradient(135deg,#fff,var(--bg-soft));
  border:1px solid var(--line);
  box-shadow:0 18px 30px -10px rgba(16,24,40,.18);
  transform:rotateX(45deg) rotateZ(-20deg);
  animation-delay:-5.5s;
}
@keyframes shapeFloat{
  0%,100%{transform:translateY(0) rotateX(45deg) rotateZ(20deg)}
  50%{transform:translateY(-18px) rotateX(45deg) rotateZ(20deg)}
}
@media (max-width:880px){.shape-field{display:none}}
@media (prefers-reduced-motion:reduce){.shape3d{animation:none}}

/* ---------- 3D depth for feature / plan cards ---------- */
.feat-card,.plan-card{
  box-shadow:
    0 1px 2px rgba(16,24,40,.04),
    0 8px 16px -8px rgba(16,24,40,.10);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feat-card:hover{
  transform:translateY(-5px);
  box-shadow:
    0 2px 4px rgba(16,24,40,.06),
    0 20px 30px -12px rgba(16,24,40,.18);
  border-color:var(--ink-faint);
}
.plan-card:hover{
  transform:translateY(-6px);
  box-shadow:
    0 2px 4px rgba(16,24,40,.06),
    0 24px 36px -14px rgba(16,24,40,.20);
  border-color:var(--ink-faint);
}
.plan-card.is-featured{
  box-shadow:
    0 4px 10px rgba(21,94,239,.10),
    0 24px 40px -16px rgba(21,94,239,.28);
}
.plan-card.is-featured:hover{
  transform:translateY(-10px);
  box-shadow:
    0 6px 14px rgba(21,94,239,.14),
    0 32px 50px -16px rgba(21,94,239,.34);
}

/* ---------- 3D bevel on feature icons ---------- */
.feat-icon{
  background:linear-gradient(150deg,var(--glass-light) 0%,#fff 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.8),
    inset 0 -3px 6px rgba(21,94,239,.10),
    0 8px 14px -6px rgba(21,94,239,.25);
  border:1px solid rgba(21,94,239,.10);
}

/* ---------- 3D press effect on primary buttons ---------- */
.btn-primary{
  background:linear-gradient(180deg,var(--copper) 0%,var(--copper-deep) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.25),
    0 1px 0 var(--copper-deep),
    0 8px 16px -6px rgba(21,94,239,.40);
}
.btn-primary:hover{
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.25),
    0 1px 0 var(--copper-deep),
    0 12px 22px -6px rgba(21,94,239,.50);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 2px 4px rgba(0,0,0,.15)}

/* ---------- dpane divider gets a subtle groove (3D inset feel) ---------- */
.dpane{filter:drop-shadow(0 1px 0 rgba(255,255,255,.6))}

/* ---------- 3D depth for plan-detail price box + feature items ---------- */
.plan-hero .price-box{
  box-shadow:
    0 2px 4px rgba(16,24,40,.05),
    0 20px 36px -14px rgba(16,24,40,.18),
    0 40px 64px -24px rgba(21,94,239,.18);
}
.detail-list .item{
  box-shadow:0 1px 2px rgba(16,24,40,.04),0 6px 14px -8px rgba(16,24,40,.10);
  transition:transform .2s ease,box-shadow .2s ease;
}
.detail-list .item:hover{
  transform:translateY(-3px);
  box-shadow:0 2px 4px rgba(16,24,40,.06),0 16px 24px -10px rgba(16,24,40,.16);
}
.detail-list .item svg{
  background:var(--glass-light);border-radius:9px;padding:6px;
  width:32px!important;height:32px!important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7),0 4px 8px -3px rgba(21,94,239,.25);
}



/* ---- پشتیبانی شناور (واتساپ + ایتا + بله) ---- */
.support-float{
  position:fixed;bottom:28px;left:20px;
  display:flex;flex-direction:column;gap:10px;z-index:999;
}
.support-btn{
  width:48px;height:48px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(0,0,0,.22);
  transition:transform .2s ease,box-shadow .2s ease;
  text-decoration:none;
}
.support-btn:hover{transform:scale(1.12);box-shadow:0 6px 18px rgba(0,0,0,.28)}
.support-wa   {background:#25d366}
.support-eitaa{background:#CC3333}
.support-bale {background:#0080FF}