/* ============ Design tokens ============ */
:root{
  --bg: #f7f5f1;
  --bg-alt: #ffffff;
  --ink: #14120f;
  --ink-soft: #5b5750;
  --line: #e7e2d8;
  --accent: #ff5a3c;
  --accent-ink: #200800;
  --violet: #7c5cff;
  --cyan: #22d3ee;
  --dark: #0b0c0f;
  --dark-2: #17181d;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-pill: 999px;
  --container: 1180px;
  --container-pad: 48px;
  --header-gap: 20px;
  --header-clearance: 128px;
  --font-fa: 'Vazirmatn', sans-serif;
  --font-en: 'Manrope', sans-serif;
}

body.lang-fa{ --font-main: var(--font-fa); }
body.lang-en{ --font-main: var(--font-en); }

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }

.container{
  width:100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}
@media (max-width: 720px){
  :root{ --container-pad: 24px; --header-gap: 10px; }
}

/* ============ Buttons & badges ============ */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 15px 28px;
  border-radius: var(--radius-pill);
  font-weight:700;
  font-size: 0.95rem;
  border: none;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn-pill{ background: var(--accent); color: #fff; }
.btn-pill:hover{ transform: translateY(-2px); box-shadow: 0 12px 28px rgba(255,90,60,.35); }
.btn-outline{ background: transparent; border: 1px solid var(--line); color: var(--ink); }
.btn-outline:hover{ border-color: var(--ink); }
.btn-ghost-light{ background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.2); color:#fff; }
.btn-ghost-light:hover{ background: rgba(255,255,255,.16); transform: translateY(-2px); }
.btn-dark{ background: var(--dark); color:#fff; }
.btn-dark:hover{ transform: translateY(-2px); }

.pill-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: var(--bg-alt);
  border:1px solid var(--line);
  font-size: .85rem;
  font-weight:600;
  color: var(--ink-soft);
}
.pill-tag .dot{ width:8px; height:8px; border-radius:50%; background: var(--accent); }
.pill-tag-light{ background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.16); color: rgba(255,255,255,.8); }

/* ============ Header: floating dark glass pill ============ */
.site-header{
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  width: calc(100% - (var(--header-gap) * 2));
  max-width: calc(var(--container) - (var(--header-gap) * 2));
  border-radius: var(--radius-pill);
  background: rgba(18,18,22,.6);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 12px 40px rgba(0,0,0,.25);
  transition: transform .45s cubic-bezier(.22,.61,.36,1), box-shadow .3s ease;
}
.site-header.is-hidden{ transform: translateX(-50%) translateY(-140%); }
.site-header.is-scrolled{ box-shadow: 0 16px 46px rgba(0,0,0,.35); }

.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px calc(var(--container-pad) - var(--header-gap));
}
.logo{ display:flex; align-items:center; gap:10px; font-weight:800; font-size:1.1rem; letter-spacing: .06em; text-transform: uppercase; color:#fff; }
.logo-img{ width:34px; height:34px; border-radius:9px; object-fit:cover; }
.logo-light .logo-img{ width:38px; height:38px; }
.main-nav{ display:flex; align-items:center; gap: 34px; }
.main-nav a{ position:relative; font-weight:500; font-size:.92rem; color: rgba(255,255,255,.65); transition: color .2s; padding-bottom:2px; }
.main-nav a::after{
  content:''; position:absolute; inset-inline-start:0; bottom:-2px; width:0; height:2px;
  background: var(--accent); transition: width .25s ease;
}
.main-nav a:hover{ color: #fff; }
.main-nav a:hover::after{ width:100%; }
.header-actions{ display:flex; align-items:center; gap:14px; }
.lang-switch{ display:flex; align-items:center; gap:6px; font-size:.82rem; color: rgba(255,255,255,.5); }
.lang-switch a.active{ color: #fff; font-weight:700; }
.header-actions .btn-pill{ padding: 11px 22px; }
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  padding:6px;
}
.nav-toggle span{ width:22px; height:2px; background: #fff; border-radius:2px; }

/* ============ Hero: dark, gradient mesh, marquee ============ */
.hero-dark{
  position:relative;
  overflow:hidden;
  background: var(--dark);
  color:#fff;
  padding-top: var(--header-clearance);
}
.hero-mesh{ position:absolute; inset:0; z-index:0; pointer-events:none; overflow:hidden; }
.hero-mesh span{ position:absolute; border-radius:50%; filter: blur(100px); }
.blob-1{ width:520px; height:520px; background: var(--accent); opacity:.45; top:-180px; inset-inline-start:-140px; animation: float1 19s ease-in-out infinite; }
.blob-2{ width:440px; height:440px; background: var(--violet); opacity:.35; bottom:-200px; inset-inline-end:-120px; animation: float2 23s ease-in-out infinite; }
.blob-3{ width:320px; height:320px; background: var(--cyan); opacity:.25; top:30%; inset-inline-start:38%; animation: float3 27s ease-in-out infinite; }
@keyframes float1{ 0%,100%{ transform:translate(0,0);} 50%{ transform:translate(50px,40px);} }
@keyframes float2{ 0%,100%{ transform:translate(0,0);} 50%{ transform:translate(-40px,-50px);} }
@keyframes float3{ 0%,100%{ transform:translate(0,0) scale(1);} 50%{ transform:translate(30px,-25px) scale(1.15);} }
@media (prefers-reduced-motion: reduce){
  .blob-1,.blob-2,.blob-3{ animation: none; }
}

.hero-content{ position:relative; z-index:1; padding-top: 40px; padding-bottom: 56px; }
.hero-title{
  font-size: clamp(2.3rem, 5.4vw, 4.4rem);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.02em;
  max-width: 900px;
  margin: 22px 0 20px;
}
.hero-title .accent-word{ color: var(--accent); }
.hero-sub{ color: rgba(255,255,255,.68); font-size: 1.1rem; max-width: 620px; margin: 0 0 32px; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-bottom: 44px; }

.hero-stats{ display:flex; gap:14px; flex-wrap:wrap; }
.stat-chip{ background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 14px 20px; min-width:120px; }
.stat-chip b{ display:block; font-size: 1.4rem; font-weight:800; color: var(--accent); }
.stat-chip span{ font-size:.78rem; color: rgba(255,255,255,.55); }

.marquee-wrap{ background: var(--dark); }
.marquee{ position:relative; z-index:1; overflow:hidden; border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; }
.marquee-track{ display:flex; width:max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track{ animation-play-state: paused; }
.marquee-track span{ display:flex; align-items:center; gap:40px; padding-inline-end:40px; font-weight:700; font-size:1rem; color: rgba(255,255,255,.55); white-space:nowrap; }
.marquee-track span i{ color: var(--accent); font-style:normal; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }
[dir="rtl"] .marquee-track{ animation-name: marquee-rtl; }
@keyframes marquee-rtl{ from{ transform:translateX(0);} to{ transform:translateX(50%);} }

.media{
  border-radius: var(--radius-md);
  overflow:hidden;
  position:relative;
}
.media-placeholder{
  display:flex;
  align-items:center;
  justify-content:center;
  min-height: 140px;
  padding: 16px;
}
.media-placeholder-label{
  color: rgba(255,255,255,.85);
  font-size: .8rem;
  text-align:center;
  border: 1px dashed rgba(255,255,255,.4);
  padding: 8px 14px;
  border-radius: 10px;
}

/* ============ Section heading pattern ============ */
.section{ padding: 96px 0; }
.section-alt{ background: var(--bg-alt); }
.section-head{ max-width: 680px; margin-bottom: 48px; }
.kicker{
  display:inline-flex; align-items:center; gap:10px;
  padding: 6px 16px; border-radius: var(--radius-pill);
  background: var(--bg-alt); border:1px solid var(--line);
  font-size:.85rem; font-weight:600; color: var(--ink-soft);
  margin-bottom: 18px;
}
.section-title{
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 0;
}
.section-foot{ display:flex; justify-content:flex-end; margin-top: 32px; }
.link-arrow{ display:inline-flex; align-items:center; gap:10px; font-weight:600; }
.link-arrow .arrow{ transition: transform .2s; }
.link-arrow:hover .arrow{ transform: translateX(6px); }
[dir="rtl"] .link-arrow:hover .arrow{ transform: translateX(-6px); }

/* ============ About + Founder ============ */
.about-grid{ display:grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items:start; }
.about-text p{ color: var(--ink-soft); font-size: 1.05rem; margin: 0 0 18px; }
.about-commitment{
  margin-top: 24px; padding: 20px 24px;
  border-inline-start: 3px solid var(--accent);
  background: var(--bg-alt); border-radius: 0 16px 16px 0;
  font-weight: 600;
}
[dir="rtl"] .about-commitment{ border-inline-start: 3px solid var(--accent); border-radius: 16px 0 0 16px; }

.founder-card{ background: var(--dark); color:#fff; border-radius: var(--radius-lg); padding: 36px; position: sticky; top: 130px; }
.founder-avatar{
  width:72px; height:72px; border-radius:50%; overflow:hidden;
  background: linear-gradient(135deg, var(--accent), var(--violet));
  display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:1.5rem; margin-bottom: 20px;
}
.founder-avatar img{ width:100%; height:100%; object-fit:cover; }
.founder-name{ font-size:1.2rem; font-weight:800; margin:0; }
.founder-title{ color: var(--accent); font-size:.88rem; font-weight:700; margin: 4px 0 16px; }
.founder-bio{ color: rgba(255,255,255,.68); font-size:.92rem; }

/* ============ Partners marquee ============ */
.partners-section{ padding: 64px 0 24px; }
.partners-head{ text-align:center; margin-bottom: 28px; color: var(--ink-soft); font-size:.85rem; font-weight:600; letter-spacing:.02em; }
.partners-marquee{ position:relative; overflow:hidden; }
.partners-marquee::before, .partners-marquee::after{
  content:''; position:absolute; top:0; bottom:0; width:90px; z-index:2; pointer-events:none;
}
.partners-marquee::before{ inset-inline-start:0; background: linear-gradient(90deg, var(--bg), transparent); }
.partners-marquee::after{ inset-inline-end:0; background: linear-gradient(270deg, var(--bg), transparent); }
.section-alt .partners-marquee::before{ background: linear-gradient(90deg, var(--bg-alt), transparent); }
.section-alt .partners-marquee::after{ background: linear-gradient(270deg, var(--bg-alt), transparent); }
.partners-track{ display:flex; align-items:center; width:max-content; animation: marquee 55s linear infinite; }
.partners-marquee:hover .partners-track{ animation-play-state: paused; }
.partners-track img{ height:42px; width:auto; filter: grayscale(1) opacity(.55); transition: filter .25s ease; }
.partners-track > img, .partners-track > a{ margin: 0 46px; }
.partners-track a{ display:flex; align-items:center; }
.partners-track img:hover, .partners-track a:hover img{ filter: grayscale(0) opacity(1); }
[dir="rtl"] .partners-track{ animation-name: marquee-rtl; }

/* ============ Team grid (distinct from founder card) ============ */
.team-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.team-card{
  background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: 34px 24px; text-align:center; transition: transform .3s ease, box-shadow .3s ease;
}
.team-card:hover{ transform: translateY(-6px); box-shadow: 0 20px 40px rgba(20,18,15,.08); }
.team-photo{
  width: 92px; height:92px; border-radius:50%; margin: 0 auto 18px; overflow:hidden;
  background: linear-gradient(135deg, var(--accent), var(--violet));
  display:flex; align-items:center; justify-content:center; color:#fff; font-weight:800; font-size:1.7rem;
}
.team-photo img{ width:100%; height:100%; object-fit:cover; }
.team-name{ font-weight:700; font-size:1.05rem; margin: 0 0 4px; }
.team-role{ color: var(--accent); font-size:.85rem; font-weight:600; margin-bottom: 12px; }
.team-bio{ color: var(--ink-soft); font-size:.88rem; }

/* ============ Services grid ============ */
.services-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card{
  background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: 30px; transition: transform .3s ease, box-shadow .3s ease;
}
.service-card:hover{ transform: translateY(-6px); box-shadow: 0 20px 40px rgba(20,18,15,.08); }
.service-icon{ width:52px; height:52px; border-radius:16px; display:flex; align-items:center; justify-content:center; margin-bottom:20px; }
.service-icon svg{ width:24px; height:24px; }
.service-card h3{ font-size:1.12rem; font-weight:700; margin:0 0 10px; }
.service-card p{ color: var(--ink-soft); font-size:.92rem; margin: 0 0 14px; }
.service-tags{ font-size:.78rem; color: var(--ink-soft); opacity:.75; margin-bottom:16px; }
.service-more{ font-weight:700; font-size:.88rem; display:inline-flex; align-items:center; gap:8px; }

/* ============ Testimonial slider ============ */
.testi-section{
  background: var(--dark);
  color: #fff;
  border-radius: var(--radius-lg);
  margin: 64px 24px;
  padding: 56px 40px;
  position: relative;
  overflow:hidden;
}
.testi-kicker{ color: rgba(255,255,255,.55); font-size:.9rem; margin-bottom: 20px; }
.testi-track{ position: relative; min-height: 130px; }
.testi-slide{
  display:none;
  border-inline-start: 3px solid var(--accent);
  padding-inline-start: 20px;
}
.testi-slide.active{ display:block; }
.testi-quote{ font-size: 1.4rem; font-weight: 500; margin: 0 0 16px; line-height:1.5; }
.testi-author{ color: rgba(255,255,255,.7); }
.testi-author strong{ color:#fff; }
.testi-nav{ display:flex; align-items:center; gap:16px; margin-top: 32px; }
.testi-nav button{
  width:40px; height:40px; border-radius:50%;
  background: rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.2); color:#fff;
  display:flex; align-items:center; justify-content:center; font-size:1.1rem;
}
.testi-nav button:hover{ background: var(--accent); border-color: var(--accent); }
.testi-count{ color: rgba(255,255,255,.6); font-size:.9rem; }

/* ============ Work grid ============ */
.work-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.work-card{
  border-radius: var(--radius-md);
  overflow:hidden;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  transition: transform .3s ease, box-shadow .3s ease;
}
.work-card:hover{ transform: translateY(-6px); box-shadow: 0 20px 40px rgba(20,18,15,.08); }
.work-card .media{ aspect-ratio: 4/3; border-radius: 0; }
.work-card-body{ padding: 22px; }
.work-card-cat{ color: var(--accent); font-size:.82rem; font-weight:700; margin-bottom:8px; }
.work-card-title{ font-size: 1.15rem; font-weight:700; margin: 0 0 8px; }
.work-card-desc{ color: var(--ink-soft); font-size: .92rem; }

/* ============ Lead / free-consultation CTA ============ */
.lead-section{ padding: 96px 0; }
.lead-card{
  background: var(--dark); color:#fff; border-radius: var(--radius-lg);
  padding: 52px 44px; position:relative; overflow:hidden;
  display:grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items:center;
}
.lead-glow{ position:absolute; width:320px; height:320px; background: var(--accent); filter: blur(130px); opacity:.35; top:-120px; inset-inline-end:-80px; }
.lead-info{ position:relative; z-index:1; }
.lead-title{ font-size: clamp(1.6rem, 3.2vw, 2.4rem); font-weight:800; margin: 0 0 14px; }
.lead-desc{ color: rgba(255,255,255,.65); max-width: 420px; }
.lead-form{ position:relative; z-index:1; display:grid; gap:14px; }
.lead-form input, .lead-form textarea{
  padding: 15px 18px; border-radius: 12px; border: 1px solid rgba(255,255,255,.15);
  background: rgba(255,255,255,.06); color:#fff; font-family:inherit; font-size:.95rem;
}
.lead-form textarea{ resize: vertical; min-height: 60px; }
.lead-form input::placeholder, .lead-form textarea::placeholder{ color: rgba(255,255,255,.4); }
.lead-form input:focus, .lead-form textarea:focus{ outline: 2px solid var(--accent); }
.lead-form .btn{ margin-top: 4px; justify-content:center; }

/* ============ Blog ============ */
.blog-section{ background: var(--dark); color:#fff; }
.blog-section .section-title{ color:#fff; }
.blog-section .kicker{ background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.15); color: rgba(255,255,255,.7); }
.blog-scroll{
  display:flex;
  gap: 24px;
  overflow-x:auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
}
.blog-card{
  flex: 0 0 320px;
  scroll-snap-align: start;
  background: var(--dark-2);
  border-radius: var(--radius-md);
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.08);
}
.blog-card .media{ aspect-ratio: 4/3; border-radius:0; }
.blog-card-body{ padding: 22px; }
.blog-card-date{ color: rgba(255,255,255,.5); font-size:.82rem; margin-bottom:12px; }
.blog-card-title{ font-size: 1.1rem; font-weight:700; margin: 0 0 14px; }
.blog-card-link{ color: var(--accent); font-weight:700; font-size:.9rem; display:inline-flex; gap:8px; align-items:center; }
.blog-card-tag{
  display:inline-block; margin-top:14px; padding: 6px 14px;
  border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-pill);
  font-size:.78rem; color: rgba(255,255,255,.8);
}

/* ============ Footer ============ */
.site-footer{ background: var(--dark); color: rgba(255,255,255,.75); padding: 70px 0 24px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-col h4{ color:#fff; margin: 0 0 16px; font-size: 1rem; }
.footer-col a{ display:block; margin-bottom: 10px; color: rgba(255,255,255,.65); transition: color .2s; }
.footer-col a:hover{ color: var(--accent); }
.footer-brand p{ max-width: 320px; color: rgba(255,255,255,.55); margin: 14px 0 20px; }
.footer-social{ display:flex; flex-wrap:wrap; gap:10px; }
.footer-social a{
  width:38px; height:38px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14); margin:0;
}
.footer-social a:hover{ background: var(--accent); border-color: var(--accent); color:#fff; }
.footer-social svg{ width:17px; height:17px; }
.footer-bottom{
  padding-top: 24px; font-size: .85rem; color: rgba(255,255,255,.45);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px;
}
.footer-credit{ color: rgba(255,255,255,.45); transition: color .2s ease; }
.footer-credit:hover{ color: var(--accent); }

/* ============ Generic page header ============ */
.page-hero{ padding-top: calc(var(--header-clearance) + 20px); padding-bottom: 20px; }
.page-hero h1{ font-size: clamp(2rem, 5vw, 3.2rem); font-weight:800; margin:0 0 12px; letter-spacing:-.02em; }
.page-hero p{ color: var(--ink-soft); max-width: 600px; }

/* ============ Single service/work/blog pages ============ */
.single-hero{ padding-top: calc(var(--header-clearance) + 20px); }
.single-hero .media{ aspect-ratio: 21/9; margin: 32px 0; }
.single-meta{ display:flex; gap: 32px; flex-wrap:wrap; margin: 24px 0; padding: 20px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.single-meta div span{ display:block; color: var(--ink-soft); font-size:.85rem; margin-bottom:4px; }
.single-content{ max-width: 760px; font-size: 1.05rem; color: var(--ink-soft); }
.single-content p{ margin: 0 0 20px; }
.rich-content h2{ font-size:1.5rem; font-weight:800; color:var(--ink); margin: 36px 0 16px; }
.rich-content h3{ font-size:1.2rem; font-weight:700; color:var(--ink); margin: 28px 0 14px; }
.rich-content ul, .rich-content ol{ margin: 0 0 20px; padding-inline-start: 24px; }
.rich-content li{ margin-bottom: 8px; }
.rich-content a{ color: var(--accent); text-decoration: underline; }
.rich-content strong{ color: var(--ink); }
.rich-content blockquote{
  margin: 24px 0; padding: 16px 22px; border-inline-start: 3px solid var(--accent);
  background: var(--bg-alt); border-radius: 0 12px 12px 0; font-style: italic;
}
.rich-content pre{
  margin: 0 0 20px; padding: 16px 20px; background: var(--dark); color: #fff;
  border-radius: 12px; overflow-x: auto; font-size: .9rem; direction: ltr; text-align: left;
}
.rich-content img{ max-width: 100%; border-radius: var(--radius-md); margin: 20px 0; }
.back-link{ display:inline-flex; gap:8px; align-items:center; font-weight:600; margin-bottom: 24px; }

/* ============ Project gallery ============ */
.project-gallery{
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 32px 0 8px;
}
.project-gallery-item{
  display:block; width:100%; padding:0; border:none; background:none; cursor: zoom-in;
  text-align: start; font-family: inherit; color: inherit;
}
.project-gallery-item .media{ display:block; aspect-ratio: 4/3; transition: transform .3s ease, box-shadow .3s ease; }
.project-gallery-item:hover .media{ transform: translateY(-4px); box-shadow: 0 16px 32px rgba(20,18,15,.14); }
.project-gallery-item img{ width:100%; height:100%; object-fit:cover; border-radius: var(--radius-md); }
.project-gallery-caption{ display:block; margin-top:10px; font-size:.9rem; color: var(--ink-soft); }
@media (max-width: 720px){
  .project-gallery{ grid-template-columns: repeat(2, 1fr); }
}

/* ============ Lightbox ============ */
.lightbox{
  position: fixed; inset: 0; z-index: 500;
  background: rgba(11,12,15,.94);
  display: none; align-items:center; justify-content:center;
  padding: 60px 20px;
}
.lightbox.is-open{ display:flex; }
.lightbox-figure{ margin:0; max-width: min(90vw, 1100px); max-height: 85vh; text-align:center; }
.lightbox-figure img{ max-width:100%; max-height:75vh; border-radius: var(--radius-md); margin:0 auto; }
.lightbox-figure figcaption{ color: rgba(255,255,255,.75); margin-top:16px; font-size:.95rem; }
.lightbox-close{
  position:absolute; top:20px; inset-inline-end:20px; width:44px; height:44px; border-radius:50%;
  background: rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.2); color:#fff;
  font-size:22px; line-height:1; cursor:pointer; display:flex; align-items:center; justify-content:center;
}
.lightbox-close:hover{ background: var(--accent); border-color: var(--accent); }
.lightbox-nav{
  position:absolute; top:50%; transform: translateY(-50%); width:48px; height:48px; border-radius:50%;
  background: rgba(255,255,255,.1); border:1px solid rgba(255,255,255,.2); color:#fff;
  font-size:20px; cursor:pointer; display:flex; align-items:center; justify-content:center;
}
.lightbox-nav:hover{ background: var(--accent); border-color: var(--accent); }
.lightbox-prev{ inset-inline-start:20px; }
.lightbox-next{ inset-inline-end:20px; }
@media (max-width: 720px){
  .lightbox-nav{ width:40px; height:40px; }
  .lightbox-prev{ inset-inline-start:8px; }
  .lightbox-next{ inset-inline-end:8px; }
  .lightbox-close{ top:10px; inset-inline-end:10px; }
}

/* ============ Contact form ============ */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items:start; }
.form-group{ margin-bottom: 20px; }
.form-group label{ display:block; margin-bottom: 8px; font-weight:600; font-size:.9rem; }
.form-group input, .form-group textarea{
  width:100%; padding: 14px 16px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--bg-alt);
  font-family: inherit; font-size: .95rem; color: var(--ink);
}
.form-group textarea{ min-height: 140px; resize: vertical; }
.form-group input:focus, .form-group textarea:focus{ outline: 2px solid var(--accent); border-color: var(--accent); }
.alert{ padding: 14px 18px; border-radius: 12px; margin-bottom: 24px; font-weight:600; }
.alert-success{ background: rgba(255,90,60,.12); color: #a83a22; }
.alert-error{ background: rgba(239,68,68,.12); color: #b91c1c; }
.contact-info-card{ background: var(--dark); color:#fff; border-radius: var(--radius-lg); padding: 40px; }
.contact-info-card a{ display:flex; gap:10px; align-items:center; margin: 16px 0; color: rgba(255,255,255,.85); }
.contact-info-card a:hover{ color: var(--accent); }

/* ============ Anti-bot honeypot (hidden from real users, visible to bots) ============ */
.hp-field{
  position:absolute; left:-9999px; top:-9999px; width:1px; height:1px;
  opacity:0; pointer-events:none;
}

/* ============ Scroll reveal ============ */
.reveal{ opacity:0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in-view{ opacity:1; transform:none; }

/* ============ Responsive ============ */
@media (max-width: 960px){
  .about-grid{ grid-template-columns: 1fr; }
  .founder-card{ position:static; }
  .services-grid{ grid-template-columns: repeat(2,1fr); }
  .work-grid{ grid-template-columns: repeat(2,1fr); }
  .team-grid{ grid-template-columns: repeat(2,1fr); }
  .lead-card{ grid-template-columns: 1fr; padding: 40px 28px; }
  .footer-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 720px){
  .main-nav{
    position:fixed; top:0; height:100vh; width: 78%;
    background: var(--dark); flex-direction:column; align-items:flex-start;
    padding: 110px 32px 32px; gap: 24px; font-size:1.2rem;
    transition: transform .35s ease; z-index: 190;
  }
  .main-nav a::after{ display:none; }
  body.lang-fa .main-nav{ right:0; transform: translateX(100%); }
  body.lang-fa .main-nav.open{ transform: translateX(0); }
  body.lang-en .main-nav{ left:0; transform: translateX(-100%); }
  body.lang-en .main-nav.open{ transform: translateX(0); }
  .nav-toggle{ display:flex; }
  .services-grid{ grid-template-columns: 1fr; }
  .work-grid{ grid-template-columns: 1fr; }
  .team-grid{ grid-template-columns: 1fr; }
  .hero-stats{ gap:10px; }
  .stat-chip{ min-width: 100px; padding: 12px 16px; }
  .testi-section, .lead-card{ margin: 0 12px; }
  .lead-card{ margin: 0; }
}