:root{
  --bg:#050816;
  --surface:#0C1020;
  --surface-2:#10142a;
  --text:#FFFFFF;
  --text-dim:#8B8B99;
  --accent:#F2C14E;
  --accent-soft:rgba(242,193,78,.14);
  --line:rgba(255,255,255,.08);
  --ease:cubic-bezier(.16,.84,.36,1);
  --f-en-display:'estedad', sans-serif;
  --f-en-body:'estedad', sans-serif;
  --f-fa:'estedad', sans-serif;
}
@font-face {
  font-family: 'estedad';
  src: url(../fonts/YekanBakh-VF.woff2) format('truetype');
}
*{margin:0;padding:0;box-sizing:border-box;}
html{background:var(--bg);}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--f-en-body);
  overflow-x:hidden;
  cursor:default;
  -webkit-font-smoothing:antialiased;
}
html[dir="rtl"] body{font-family:var(--f-fa);}
::selection{background:var(--accent);color:#0a0a0a;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;background:none;border:none;color:inherit;cursor:pointer;}
img{max-width:100%;display:block;}
.container{width:100%;max-width:1320px;margin:0 auto;padding:0 48px;}
@media(max-width:768px){.container{padding:0 24px;}}

[data-en],[data-fa]{display:none;}
html[lang="en"] [data-en]{display:revert;}
html[lang="fa"] [data-fa]{display:revert;}
html[lang="en"] span[data-en],html[lang="en"] em[data-en],html[lang="en"] b[data-en]{display:inline;}
html[lang="fa"] span[data-fa],html[lang="fa"] em[data-fa],html[lang="fa"] b[data-fa]{display:inline;}

/* ---------- Scroll progress ---------- */
.progress-bar{position:fixed;top:0;left:0;height:2px;width:100%;background:var(--accent);transform-origin:0 0;transform:scaleX(0);z-index:999;}
html[dir="rtl"] .progress-bar{transform-origin:100% 0;}

/* ---------- Lenis helper ---------- */
html.lenis,html.lenis body{height:auto;}
.lenis.lenis-smooth{scroll-behavior:auto;}

/* ---------- Cursor glow ---------- */
.glow-cursor{position:fixed;top:0;left:0;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle, rgba(242,193,78,.14), transparent 70%);
  pointer-events:none;z-index:0;
  transition:opacity .3s;will-change:transform;}

/* ---------- Nav ---------- */
header.nav{
  position:fixed;top:0;left:0;width:100%;z-index:200;
  padding:22px 0;
  transition:background .4s var(--ease),backdrop-filter .4s var(--ease),padding .4s var(--ease),border-color .4s;
  border-bottom:1px solid transparent;
}
header.nav.scrolled{
  background:rgba(5,8,22,.72);backdrop-filter:blur(18px) saturate(140%);
  padding:14px 0;border-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;}
.logo{display:flex;align-items:center;gap:15px;font-family:var(--f-en-display);font-weight:600;}
.logo img{width: 45px;height: 45px;}
.logo .mark{width:38px;height:38px;border-radius:11px;border:1.5px solid rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center;font-size:13px;letter-spacing:.04em;position:relative;overflow:hidden;}
.logo .mark::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,var(--accent),transparent 60%);opacity:.35;}
.nav-links{display:flex;gap:38px;list-style:none;}
.nav-links a{position:relative;font-size:14px;color:var(--text-dim);transition:color .3s;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--accent);transition:width .35s var(--ease);}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{width:100%;}
.nav-right{display:flex;align-items:center;gap:14px;}
.lang-switch{position:relative;display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px;gap:2px;background:rgba(255,255,255,.02);}
.lang-switch button{position:relative;z-index:2;padding:7px 14px;font-size:12px;letter-spacing:.04em;color:var(--text-dim);border-radius:999px;transition:color .35s;}
.lang-switch button.active{color:#000;}
.lang-pill{position:absolute;top:4px;left:4px;width:calc(50% - 4px);height:calc(100% - 8px);background:var(--text);border-radius:999px;transition:transform .4s var(--ease);z-index:1;}
html[lang="fa"] .lang-pill{transform:translateX(calc(100% + 0px));}
html[dir="rtl"] .lang-pill{left:auto;right:4px;transform:none;}
html[dir="rtl"][lang="en"] .lang-pill{transform:translateX(calc(-100% - 0px));}
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;padding:12px 24px;
  background:var(--text);color:#070912;border-radius:999px;font-size:13px;font-weight:600;
  position:relative;overflow:hidden;
}
.btn-primary span{position:relative;z-index:2;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border:1px solid var(--line);
  border-radius:999px;font-size:13px;font-weight:500;color:var(--text);transition:border-color .35s,background .35s;
}
.btn-ghost:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.03);}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;align-items:center;justify-content:center;}
.burger span,.burger span::before,.burger span::after{content:"";display:block;width:16px;height:1.5px;background:#fff;position:relative;transition:.3s;}
.burger span::before{position:absolute;top:-5px;}
.burger span::after{position:absolute;top:5px;}

/* magnetic wrapper */
.magnetic{display:inline-block;}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:0;}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;}
.blob-1{width:620px;height:620px;top:-160px;right:-120px;background:radial-gradient(circle at 30% 30%, #3a2f0f, transparent 70%);}
.blob-2{width:480px;height:480px;bottom:-160px;left:-120px;background:radial-gradient(circle at 60% 60%, #1c1808, transparent 70%);}
html[dir="rtl"] .blob-1{right:auto;left:-120px;}
html[dir="rtl"] .blob-2{left:auto;right:-120px;}
.grain{position:absolute;inset:0;opacity:.04;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");pointer-events:none;z-index:2;}
.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;text-transform:uppercase;color:var(--text-dim);margin-bottom:28px;}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);}
.hero h1{
  font-family:var(--f-en-display);
  font-weight:600;
  font-size:clamp(48px,9vw,128px);
  line-height:.96;
  letter-spacing:-.02em;
  overflow:hidden;
}
html[lang="fa"] .hero h1{font-family:var(--f-fa);font-weight:800;}
.hero h1 .line{display:block;overflow:hidden;}
.hero h1 .line .word{display:inline-block;transform:translateY(110%);}
.hero h1 .accent-text{color:transparent;-webkit-text-stroke:1.5px var(--text);}
.hero h1 .fill{color:var(--text);}
.hero-sub{max-width:560px;margin-top:32px;font-size:18px;line-height:1.7;color:var(--text-dim);}
.hero-cta{display:flex;gap:18px;margin-top:46px;flex-wrap:wrap;}
.hero-meta{position:absolute;bottom:48px;left:0;width:100%;z-index:3;}
.hero-meta .container{display:flex;align-items:center;justify-content:space-between;}
.meta-block{display:flex;align-items:center;gap:14px;color:var(--text-dim);font-size:13px;}
.meta-icon{width:42px;height:42px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;}
.scroll-cue{width:42px;height:42px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;animation:bob 2.2s ease-in-out infinite;}
@keyframes bob{0%,100%{transform:translateY(0);}50%{transform:translateY(8px);}}
.socials{display:flex;gap:16px;}
.socials a{width:38px;height:38px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:.3s;}
.socials a:hover{border-color:var(--accent);background:var(--accent-soft);}
@media(max-width:768px){.hero-meta{display:none;}}

/* ---------- Section shared ---------- */
section{position:relative;z-index:1;}
.section{padding:160px 0;}
@media(max-width:768px){.section{padding:96px 0;}}
.eyebrow-sm{display:flex;align-items:center;gap:10px;font-size:12px;text-transform:uppercase;color:var(--accent);margin-bottom:22px;font-weight:600;}
.eyebrow-sm::before{content:"";width:22px;height:1px;background:var(--accent);}

/* ---------- Statement ---------- */
.statement{background:var(--surface);}
.statement-text{
  font-family:var(--f-en-display);
  font-size:clamp(32px,5.4vw,74px);
  line-height:1.15;letter-spacing:-.01em;font-weight:500;
  max-width:1100px;
}
html[lang="fa"] .statement-text{font-family:var(--f-fa);font-weight:700;}
.statement-text .reveal-word{color:var(--text-dim);}
.statement-text .reveal-word.in{color:var(--text);}
.statement-text .accent{color:var(--accent);}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start;}
@media(max-width:900px){.about-grid{grid-template-columns:1fr;gap:48px;}}
.about-head h2{font-family:var(--f-en-display);font-size:clamp(34px,4.4vw,56px);font-weight:600;letter-spacing:-.01em;line-height:1.1;}
html[lang="fa"] .about-head h2{font-family:var(--f-fa);font-weight:800;}
.about-body p{font-size:17px;line-height:1.85;color:var(--text-dim);margin-bottom:22px;}
.about-body p:last-child{margin-bottom:0;}
.about-body strong{color:var(--text);font-weight:600;}
.philosophy-list{margin-top:40px;border-top:1px solid var(--line);}
.philosophy-item{display:flex;gap:24px;padding:26px 0;border-bottom:1px solid var(--line);}
.philosophy-item .num{font-family:var(--f-en-display);color:var(--text-dim);font-size:13px;padding-top:4px;min-width:28px;}
.philosophy-item h4{font-size:16px;margin-bottom:6px;font-weight:600;}
.philosophy-item p{font-size:14px;color:var(--text-dim);line-height:1.7;}

/* ---------- Services (pricing cards) ---------- */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:54px;}
@media(max-width:900px){.pricing-grid{grid-template-columns:1fr;}}
.price-card{
  position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:26px;
  padding:42px 34px;background:linear-gradient(180deg,var(--surface),var(--surface-2));overflow:hidden;
  transition:transform .45s var(--ease),border-color .45s var(--ease);
}
.price-card::before{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at 50% 0%, var(--accent-soft), transparent 60%);opacity:0;transition:opacity .4s;}
.price-card:hover{transform:translateY(-8px);border-color:rgba(242,193,78,.5);}
.price-card:hover::before{opacity:1;}
.price-card.featured{border-color:var(--accent);background:linear-gradient(180deg,rgba(242,193,78,.08),var(--surface-2));}
.price-card .badge{position:absolute;top:24px;inset-inline-end:24px;font-size:11px;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent);padding:5px 12px;border-radius:999px;}
.price-card .p-icon{width:54px;height:54px;border-radius:16px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:30px;position:relative;z-index:1;}
.price-card .p-num{position:relative;z-index:1;font-family:var(--f-en-display);font-size:12px;color:var(--text-dim);margin-bottom:10px;}
.price-card h3{position:relative;z-index:1;font-family:var(--f-en-display);font-size:26px;font-weight:600;margin-bottom:14px;letter-spacing:-.01em;}
html[lang="fa"] .price-card h3{font-family:var(--f-fa);font-weight:800;font-size:24px;}
.price-card .p-desc{position:relative;z-index:1;font-size:14px;line-height:1.75;color:var(--text-dim);margin-bottom:30px;}
.price-card ul{position:relative;z-index:1;list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:38px;flex:1;}
.price-card li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-dim);line-height:1.5;}
.price-card li::before{content:"✓";color:var(--accent);font-weight:700;flex-shrink:0;}
.price-card .p-cta{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px 20px;border-radius:999px;border:1px solid var(--line);font-size:13.5px;font-weight:600;transition:.35s;}
.price-card .p-cta:hover{background:var(--text);color:#070912;border-color:var(--text);}
.price-card.featured .p-cta{background:var(--accent);border-color:var(--accent);color:#0a0a0a;}
.price-card.featured .p-cta:hover{background:#d9a92e;}

/* ---------- Skills cloud ---------- */
.skills-cloud{display:flex;flex-wrap:wrap;gap:16px;margin-top:60px;}
.skill-chip{
  padding:14px 26px;border:1px solid var(--line);border-radius:999px;font-size:15px;color:var(--text-dim);
  font-family:var(--f-en-display);transition:.4s var(--ease);
}
.skill-chip:hover{color:var(--text);border-color:var(--accent);background:var(--accent-soft);transform:translateY(-4px);}
.skill-chip.lg{font-size:20px;padding:16px 30px;color:var(--text);}

/* ---------- Work (expanding box gallery) ---------- */
.work-filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:54px;}
.filter-btn{padding:10px 20px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--text-dim);transition:.3s;}
.filter-btn.active,.filter-btn:hover{color:var(--text);border-color:var(--accent);background:var(--accent-soft);}

.work-row{display:flex;gap:18px;height:480px;}
@media(max-width:900px){.work-row{flex-direction:column;height:auto;}}
.project-card{
  position:relative;flex:1;min-width:0;height:100%;border-radius:22px;overflow:hidden;cursor:pointer;
  border:1px solid var(--line);background:linear-gradient(165deg,var(--surface-2),var(--surface));
  transition:flex .65s var(--ease),border-color .4s;
  display:flex;flex-direction:column;justify-content:flex-end;padding:30px;
}
@media(max-width:900px){.project-card{flex:none !important;height:120px;padding:24px;}}
.project-card.active{flex:3.4;}
@media(max-width:900px){.project-card.active{height:280px;}}
.project-card .pbg{position:absolute;inset:0;z-index:0;opacity:.9;transition:transform .8s var(--ease);}
.project-card:hover .pbg, .project-card.active .pbg{transform:scale(1.06);}
.project-card .pscrim{position:absolute;inset:0;z-index:1;background:linear-gradient(0deg,rgba(2,3,10,.92) 10%,rgba(2,3,10,.25) 60%,rgba(2,3,10,.1) 100%);}
.project-card .pnum{position:relative;z-index:2;font-family:var(--f-en-display);font-size:13px;color:var(--text-dim);margin-bottom:auto;}
.project-card .pcontent{position:relative;z-index:2;}
.project-card .ptype{display:inline-block;font-size:11px;padding:5px 12px;border:1px solid rgba(255,255,255,.25);border-radius:999px;color:var(--text-dim);margin-bottom:14px;backdrop-filter:blur(6px);}
.project-card h3{font-family:var(--f-en-display);font-weight:600;font-size:20px;letter-spacing:-.01em;writing-mode:vertical-rl;text-orientation:mixed;white-space:nowrap;transition:.5s var(--ease);}
html[lang="fa"] .project-card h3{font-family:var(--f-fa);font-weight:700;}
.project-card.active h3, .project-card:hover h3{writing-mode:horizontal-tb;white-space:normal;font-size:clamp(20px,2.4vw,30px);}
.project-card .pdesc,.project-card .pcta{max-height:0;opacity:0;overflow:hidden;transition:max-height .5s var(--ease),opacity .4s var(--ease) .1s,margin-top .5s var(--ease);}
.project-card.active .pdesc,.project-card:hover .pdesc{max-height:80px;opacity:1;margin-top:12px;}
.project-card.active .pcta,.project-card:hover .pcta{max-height:60px;opacity:1;margin-top:18px;}
.project-card .pdesc{font-size:14px;line-height:1.7;color:var(--text-dim);max-width:440px;}
.project-card .pcta{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--text);width:fit-content;padding:10px 18px;border:1px solid rgba(255,255,255,.25);border-radius:999px;backdrop-filter:blur(6px);}
.project-card .pcta:hover{background:var(--accent);border-color:var(--accent);color:#0a0a0a;}

/* ---------- Spotlight border (shared: pricing + work cards) ---------- */
.price-card, .project-card{ --mx:50%; --my:50%; }
.price-card::after, .project-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;z-index:3;
  background:radial-gradient(260px circle at var(--mx) var(--my), rgba(255,255,255,.9), rgba(242,193,78,.5) 35%, transparent 60%);
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude;
  opacity:0;transition:opacity .35s;
}
.price-card:hover::after, .project-card:hover::after{opacity:1;}

/* ---------- Skills cloud (ensure visible) ---------- */
.skills-cloud{display:flex;flex-wrap:wrap;gap:16px;margin-top:60px;}
.skill-chip{
  padding:14px 26px;border:1px solid var(--line);border-radius:999px;font-size:15px;color:var(--text-dim);
  font-family:var(--f-en-display);transition:.4s var(--ease);
  opacity:1; /* always visible; JS adds animation on scroll */
}
.skill-chip:hover{color:var(--text);border-color:var(--accent);background:var(--accent-soft);transform:translateY(-4px);}
.skill-chip.lg{font-size:20px;padding:16px 30px;color:var(--text);}

/* ---------- Infinite Logo Carousel ---------- */
.logos-carousel-wrap{position:relative;overflow:hidden;padding:56px 0;border-bottom:1px solid var(--line);border-radius:4px;}
.logos-fade-l,.logos-fade-r{position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none;}
.logos-fade-l{left:0;background:linear-gradient(to right, var(--surface) 20%, transparent);}
.logos-fade-r{right:0;background:linear-gradient(to left, var(--surface) 20%, transparent);}
.logos-track{display:flex;align-items:center;gap:0;width:max-content;will-change:transform;}
.logo-slide{display:flex;align-items:center;justify-content:center;padding:0 50px;flex-shrink:0;}
.logo-slide img{height:36px;width:auto;max-width:140px;object-fit:contain;
  filter:brightness(0) invert(1);opacity:.45;transition:.4s;}
.logo-slide:hover img{opacity:1;}

/* ---------- Horizontal Zigzag Process ---------- */
.process-track{
  display:flex;align-items:center;justify-content:space-between;
  position:relative;margin-top:80px;padding-bottom:60px;
  min-height:420px;
}
@media(max-width:900px){.process-track{flex-direction:column;padding:40px 0;min-height:unset;}}
.proc-line-h{
  position:absolute;top:50%;left:0;right:0;height:1px;
  background:linear-gradient(to right, transparent, var(--line) 8%, var(--line) 92%, transparent);
  transform:translateY(-50%);z-index:0;
}
@media(max-width:900px){.proc-line-h{display:none;}}
.proc-node{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;z-index:1;}
.proc-node.top{margin-top:-120px;}
.proc-node.bottom{margin-top:120px;}
@media(max-width:900px){.proc-node.top,.proc-node.bottom{margin-top:0;}}
.proc-connector{width:1px;height:64px;background:var(--line);flex-shrink:0;}
.proc-node.top .proc-connector{order:-1;}
.proc-node.bottom .proc-connector{order:1;}
@media(max-width:900px){.proc-connector{display:none;}}
.proc-box{
  border:1px solid var(--line);border-radius:18px;padding:28px 22px;background:var(--surface);
  text-align:center;max-width:200px;transition:.4s var(--ease);
}
.proc-box:hover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-6px);}
.proc-dot-h{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  font-family:var(--f-en-display);font-size:12px;color:var(--text-dim);margin:0 auto 16px;
  transition:.4s;
}
.proc-box:hover .proc-dot-h{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.proc-box h3{font-family:var(--f-en-display);font-size:17px;font-weight:600;margin-bottom:10px;}
html[lang="fa"] .proc-box h3{font-family:var(--f-fa);font-weight:700;}
.proc-box p{color:var(--text-dim);font-size:12px;line-height:1.7;}

/* ---------- Trust ---------- */
.trust{background:var(--surface);}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-bottom:90px;}
@media(max-width:768px){.stats-row{grid-template-columns:1fr;gap:36px;}}
.stat .num{font-family:var(--f-en-display);font-size:clamp(46px,6vw,84px);font-weight:600;letter-spacing:-.02em;color:var(--text);}
.stat .num .plus{color:var(--accent);}
.stat .label{margin-top:10px;color:var(--text-dim);font-size:14px;}
.testimonials{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
@media(max-width:768px){.testimonials{grid-template-columns:1fr;}}
.testi-card{background:var(--bg);padding:42px;}
.testi-quote{font-size:18px;line-height:1.75;color:var(--text);margin-bottom:28px;}
.testi-who{display:flex;align-items:center;gap:14px;}
.testi-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#2a2410);}
.testi-name{font-size:14px;font-weight:600;}
.testi-role{font-size:12px;color:var(--text-dim);}

/* ---------- Contact ---------- */
.contact{background:var(--surface);position:relative;overflow:hidden;}
.contact-head h2{
  font-family:var(--f-en-display);font-size:clamp(40px,7vw,96px);font-weight:600;letter-spacing:-.02em;line-height:1.04;max-width:980px;
}
html[lang="fa"] .contact-head h2{font-family:var(--f-fa);font-weight:800;}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;margin-top:80px;}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:56px;}}
.field{margin-bottom:26px;}
.field label{display:block;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-dim);margin-bottom:10px;}
.field input,.field textarea{
  width:100%;background:transparent;border:none;border-bottom:1px solid var(--line);
  padding:12px 0;color:var(--text);font-size:16px;font-family:inherit;outline:none;transition:border-color .3s;resize:none;
}
.field input:focus,.field textarea:focus{border-color:var(--accent);}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.25);}
.contact-channels{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
.channel{display:flex;align-items:center;justify-content:space-between;padding:24px 0;border-bottom:1px solid var(--line);transition:padding .3s;}
.channel:hover{padding-inline-start:10px;}
.channel-left{display:flex;align-items:center;gap:18px;}
.channel-icon{width:44px;height:44px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;}
.channel-name{font-size:13px;color:var(--text-dim);}
.channel-value{font-family:var(--f-en-display);font-size:18px;font-weight:500;}
html[lang="fa"] .channel-value{font-family:var(--f-fa);}

/* ---------- Footer ---------- */
footer{padding:72px 0 40px;border-top:1px solid var(--line);}
.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-bottom:56px;border-bottom:1px solid var(--line);}
.footer-links{display:flex;gap:48px;flex-wrap:wrap;}
.footer-contact-item{display:flex;align-items:center;gap:14px;transition:.3s;}
.footer-contact-item:hover{color:var(--accent);}
.fc-icon{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0;transition:.3s;}
.footer-contact-item:hover .fc-icon{border-color:var(--accent);background:var(--accent-soft);}
.fc-label{font-size:11px;text-transform:uppercase;color:var(--text-dim);margin-bottom:3px;}
.fc-val{font-family:var(--f-en-display);font-size:14px;font-weight:500;}
html[dir="rtl"] .fc-val{font-family:var(--f-fa);font-size:13px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:32px;flex-wrap:wrap;gap:16px;}
.footer-copy{font-size:13px;color:var(--text-dim);}
.back-top{width:48px;height:48px;border:1px solid var(--line);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:.3s;}
.back-top:hover{border-color:var(--accent);background:var(--accent-soft);}
@media(max-width:768px){.footer-top{flex-direction:column;}.footer-links{gap:28px;}}

/* ---------- Sticky CTA ---------- */
.sticky-cta{
  position:fixed;bottom:28px;right:28px;z-index:150;
  display:flex;align-items:center;gap:10px;padding:14px 22px;background:var(--text);color:#070912;
  border-radius:999px;font-size:13px;font-weight:600;box-shadow:0 14px 40px rgba(0,0,0,.4);
  opacity:0;transform:translateY(20px) scale(.9);pointer-events:none;transition:opacity .4s var(--ease),transform .4s var(--ease);
}
html[dir="rtl"] .sticky-cta{right:auto;left:28px;}
.sticky-cta.show{opacity:1;transform:translateY(0) scale(1);pointer-events:auto;}

/* reveal helpers */
.reveal-up{opacity:0;transform:translateY(40px);}
.fade-in{opacity:0;}

/* mobile nav */
.mobile-menu{position:fixed;inset:0;background:var(--bg);z-index:300;display:flex;flex-direction:column;justify-content:center;padding:48px;transform:translateY(-100%);transition:transform .5s var(--ease);}
.mobile-menu.open{transform:translateY(0);}
.mobile-menu ul{list-style:none;display:flex;flex-direction:column;gap:24px;margin-bottom:40px;}
.mobile-menu a{font-family:var(--f-en-display);font-size:34px;font-weight:600;}
.mobile-close{position:absolute;top:24px;right:24px;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;}
html[dir="rtl"] .mobile-close{right:auto;left:24px;}

@media(max-width:900px){
  .nav-links{display:none;}
  .burger{display:flex;}
}
@media(max-width:768px){
  .hero-cta{flex-direction:column;align-items:flex-start;}
  .about-grid,.contact-grid{gap:40px;}
  .stats-row{gap:36px;}
}