/* IranCTech English | independent, accessible, responsive English visual layer */
:root{--navy:#06243f;--navy-d:#03121f;--blue:#0068c4;--teal:#12b5aa;--gold:#e3a72c;--white:#fff;--ink:#12283d;--muted:#5e7080;--line:#dfebf0;--bg:#f5f8fb;--card:#fff;--shadow:0 24px 58px rgba(6,36,63,.08);--radius:22px;--shell:1220px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.7 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #00a9ed;outline-offset:4px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3,h4{line-height:1.22;letter-spacing:-.035em}p{color:var(--muted)}.container{width:min(var(--shell),calc(100% - 48px));margin:0 auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:absolute;top:-100px;left:16px;background:#fff;color:#06243f;z-index:1000;padding:12px 18px}.skip-link:focus{top:14px}.eyebrow{display:inline-flex;align-items:center;gap:9px;text-transform:uppercase;letter-spacing:.15em;font-size:.70rem;font-weight:850;color:#078b85}.eyebrow::before{content:"";width:7px;height:7px;background:var(--teal);border-radius:50%;box-shadow:0 0 0 5px rgba(18,181,170,.14)}.eyebrow.light{color:#8df5e4}.highlight{background:linear-gradient(95deg,#78e6eb,#51bfff,#e2faff);-webkit-background-clip:text;background-clip:text;color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:45px;padding:11px 19px;border:1px solid transparent;border-radius:13px;font-size:.89rem;font-weight:780;line-height:1.25;transition:transform .2s,background .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(125deg,#0371c9,#048f86);color:white;box-shadow:0 10px 24px rgba(0,104,196,.16)}.btn-gold{background:linear-gradient(135deg,#f6d47d,#e8ad35);color:#332508}.btn-ghost{border-color:rgba(6,36,63,.20);background:#fff;color:var(--navy)}.btn-ghost:hover{background:#e7f4fa}.btn-outline-light{border-color:rgba(255,255,255,.38);color:white;background:rgba(255,255,255,.07)}.btn-outline-light:hover{background:rgba(255,255,255,.16)}.text-link{display:inline-flex;gap:8px;align-items:center;color:#006db6;font-size:.88rem;font-weight:780}.text-link:hover{color:#058c84}.text-link::after{content:"↗";font-size:1.05em}
/* Shared shell */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);border-bottom:1px solid #dce9ef}.topbar{min-height:83px;display:flex;align-items:center;gap:22px;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;min-width:0;flex:none}.brand-mark{width:48px;height:48px;object-fit:contain}.brand-title{display:block;font-size:1.07rem;font-weight:900;color:var(--navy);letter-spacing:-.04em;line-height:1.1}.brand-sub{display:block;margin-top:5px;font-size:.65rem;font-weight:750;letter-spacing:.13em;color:#148e8c;text-transform:uppercase}.main-nav{display:flex;align-items:center;justify-content:center;gap:2px;margin-left:auto}.nav-group{position:relative}.nav-link,.nav-group>button{display:flex;align-items:center;gap:6px;border:0;background:transparent;color:#294357;border-radius:10px;padding:12px 10px;white-space:nowrap;font-size:.83rem;font-weight:730}.nav-link:hover,.nav-group>button:hover,.nav-link.active{background:#eaf4f7;color:#006b9d}.nav-group>button::after{content:"⌄";margin-top:-5px;opacity:.65}.dropdown{display:none;position:absolute;top:100%;left:0;min-width:235px;padding:8px;background:#fff;border:1px solid var(--line);box-shadow:0 18px 35px rgba(6,36,63,.14);border-radius:14px;z-index:50}.nav-group:hover .dropdown,.nav-group:focus-within .dropdown,.nav-group.is-open .dropdown{display:block}.dropdown a{display:block;padding:9px 12px;border-radius:8px;font-size:.83rem;color:#294357}.dropdown a:hover,.dropdown a.active{background:#eef8f9;color:#006eb5}.header-actions{display:flex;align-items:center;gap:8px;flex:none}.lang-switch{display:flex;align-items:center;gap:6px;border:1px solid #d5e5ed;border-radius:10px;padding:8px 10px;color:var(--navy);font-size:.8rem;font-weight:850}.lang-switch:hover{border-color:#099b9b}.lang-switch span{font-size:.9rem}.menu-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;background:#eaf3f8;border:0;border-radius:10px;font-size:1.5rem}.mobile-nav{display:none}
/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(100deg,rgba(2,17,34,.98) 0%,rgba(2,23,45,.89) 45%,rgba(0,33,65,.5) 100%),url("assets/ecosystem.webp") center center/cover no-repeat;color:white;min-height:620px}.hero::before{content:"";position:absolute;width:550px;height:550px;border-radius:50%;background:rgba(11,188,204,.17);filter:blur(130px);right:-80px;top:-150px}.hero-grid{display:grid;grid-template-columns:1.22fr .78fr;align-items:center;gap:50px;min-height:620px;padding:85px 0;position:relative}.hero h1{font-size:clamp(2.85rem,4.4vw,4.8rem);letter-spacing:-.05em;line-height:1.12;margin:19px 0 26px;max-width:770px;color:#fff}.hero p{max-width:690px;color:#c7dce9;font-size:1.05rem;line-height:1.85}.hero .actions{margin-top:34px;display:flex;gap:12px;flex-wrap:wrap}.hero-side{display:flex;flex-direction:column;align-self:end;gap:12px}.glass{border-radius:20px;background:linear-gradient(135deg,rgba(255,255,255,.13),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.22);padding:22px 24px;backdrop-filter:blur(14px);box-shadow:0 18px 55px rgba(0,0,0,.16)}.glass b{display:block;color:#fff;font-size:1.3rem;line-height:1.3;margin-bottom:8px}.glass p{font-size:.87rem;margin:0;color:#cbdce5}.glass .micro{display:block;color:#75e4db;letter-spacing:.12em;font-size:.67rem;font-weight:800;text-transform:uppercase;margin-bottom:8px}.trust-strip{background:#fff;border-bottom:1px solid #e0eaed}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.trust-item{padding:24px 22px;border-right:1px solid #e5eef2;min-height:84px}.trust-item:last-child{border-right:none}.trust-item strong{display:block;font-size:.93rem;line-height:1.45;color:var(--navy)}.trust-item small{display:block;font-size:.76rem;color:#647b88;margin-top:4px}
/* sections */
.section{padding:90px 0}.section.tight{padding:65px 0}.section-white{background:#fff}.section-tint{background:linear-gradient(180deg,#eef5f9,#f7fafb)}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:35px;margin-bottom:31px}.section-heading h2{font-size:clamp(2rem,2.9vw,3.2rem);color:var(--navy);margin:11px 0 0;max-width:770px}.section-heading p{max-width:400px;margin:0;font-size:.94rem}.section-heading .heading-side{max-width:400px}.section-heading .heading-side p{margin-bottom:15px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{background:white;border:1px solid #e4edf1;border-radius:20px;overflow:hidden;box-shadow:0 6px 24px rgba(6,36,63,.035);transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.card-content{padding:25px 25px 28px}.card h3{font-size:1.18rem;color:var(--navy);margin-bottom:10px}.card p{font-size:.91rem;line-height:1.76;margin-bottom:17px}.card-img{height:155px;object-fit:cover;width:100%;background:#dbeff3}.card-label{font-size:.72rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase;color:#078f88;margin-bottom:10px}.symbol{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:1.06rem;font-weight:900;color:#087d94;background:linear-gradient(140deg,#e2f7fa,#eaf2ff);margin-bottom:18px}.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.quick-card{position:relative;background:white;border:1px solid #e1eaef;border-radius:18px;padding:24px;min-height:218px}.quick-card .num{color:#2daab3;letter-spacing:.15em;font-weight:850;font-size:.7rem}.quick-card h3{font-size:1.13rem;color:var(--navy);margin:20px 0 10px}.quick-card p{font-size:.84rem;margin:0;line-height:1.7}.featured{background:linear-gradient(115deg,#06243f,#06456b 55%,#03666c);border-radius:28px;padding:51px 54px;color:white;display:flex;justify-content:space-between;gap:50px;align-items:center;position:relative;overflow:hidden}.featured::after{content:"";position:absolute;width:380px;height:380px;border:1px solid rgba(144,241,239,.15);border-radius:50%;top:-145px;right:-80px;box-shadow:0 0 0 65px rgba(144,241,239,.035),0 0 0 125px rgba(144,241,239,.025)}.featured>div,.featured>a{position:relative;z-index:1}.featured h2{font-size:clamp(1.8rem,2.65vw,2.9rem);max-width:760px;margin:10px 0}.featured p{color:#c7e0e8;max-width:780px;margin:0}.pill-list{display:flex;flex-wrap:wrap;gap:10px}.pill{padding:10px 14px;border-radius:50px;background:#edf6fa;border:1px solid #daeaf1;color:#0b4565;font-size:.82rem;font-weight:740}.pill:hover{background:#d4f3f2}.panel{background:#fff;border:1px solid #dfebf1;border-radius:24px;padding:36px}.bullet-check{padding:0;margin:12px 0 0;list-style:none}.bullet-check li{padding-left:28px;position:relative;margin-bottom:14px;color:#486474}.bullet-check li:before{content:"✓";position:absolute;left:0;color:#098c88;font-weight:900}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:30px}.service-features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{background:#fff;border:1px solid #e3edf2;border-radius:20px;padding:24px}.service-card img{width:100%;height:145px;object-fit:cover;border-radius:13px;margin-bottom:21px}.service-card h3{font-size:1.15rem;color:#0a2e4c;margin-bottom:9px}.service-card p{font-size:.89rem;margin-bottom:13px}.project-image{width:100%;height:215px;object-fit:cover;background:linear-gradient(130deg,#073556,#03878c)}.project-placeholder{height:215px;display:flex;align-items:flex-end;padding:25px;color:#9eedee;font-size:2.5rem;font-weight:900;background:radial-gradient(circle at 78% 20%,#048e9e,#042c50 55%,#051b31)}.project-placeholder.gold{background:radial-gradient(circle at 80% 25%,#c78b36,#1e5e7e 45%,#04223a)}.project-placeholder.blue{background:radial-gradient(circle at 77% 23%,#0b83cc,#042e56 60%,#03192c)}.page-hero{background:linear-gradient(115deg,#031a31,#06406a 65%,#027e80);padding:76px 0 80px;color:#fff;position:relative;overflow:hidden}.page-hero:before{content:"";position:absolute;width:430px;height:430px;border-radius:50%;border:1px solid rgba(255,255,255,.1);top:-190px;right:0;box-shadow:0 0 0 80px rgba(255,255,255,.025),0 0 0 150px rgba(255,255,255,.015)}.page-hero .container{position:relative}.page-hero .crumb{font-size:.8rem;color:#a3c9d8;margin-bottom:20px}.page-hero .crumb a:hover{text-decoration:underline}.page-hero h1{font-size:clamp(2.6rem,4.7vw,4.5rem);margin:16px 0;max-width:900px;color:white}.page-hero p{font-size:1.05rem;line-height:1.8;max-width:810px;color:#d2e6ef}.page-hero .btn{margin-top:18px}.page-body{padding:72px 0 95px}.prose{max-width:880px}.prose h2{color:var(--navy);font-size:1.8rem;margin:32px 0 13px}.prose p{font-size:1rem;line-height:1.9}.prose .lead{font-size:1.17rem;color:#405b6d}.stepper{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;counter-reset:steps}.step{border-radius:17px;background:#fff;border:1px solid #dfebf0;padding:25px}.step .step-num{color:#087c91;font-size:.9rem;font-weight:900}.step h3{margin:15px 0 8px;color:var(--navy);font-size:1.05rem}.step p{font-size:.88rem;margin:0}.note{background:#f0f7f9;border:1px solid #d7e8ec;border-left:4px solid #099c9a;padding:19px 22px;border-radius:10px;color:#426477;font-size:.91rem}.note strong{color:#12445e}.notice{display:flex;gap:18px;align-items:flex-start;background:white;border:1px solid #deeaee;border-radius:16px;padding:24px}.notice .symbol{flex:none;margin:0}.notice p{margin:0}.details-table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}.details-table th,.details-table td{text-align:left;padding:17px 21px;border-bottom:1px solid #e4eef3}.details-table th{font-size:.84rem;color:#0a4565;width:28%}.details-table td{color:#486575}.details-table tr:last-child td,.details-table tr:last-child th{border:0}.contact-panel{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}.contact-options{display:grid;gap:14px}.contact-option{display:flex;gap:15px;align-items:start;border-radius:16px;border:1px solid #dce9ee;padding:22px;background:#fff}.contact-option h3{font-size:1rem;margin:0 0 6px;color:#0c3550}.contact-option p{font-size:.87rem;margin:0 0 8px}.contact-card{border-radius:22px;background:#fff;border:1px solid #e1edf2;padding:29px}.form-field{margin-bottom:17px}.form-field label{display:block;color:#244459;font-size:.81rem;font-weight:800;margin-bottom:6px}.form-field input,.form-field textarea{display:block;width:100%;padding:13px 14px;background:#f9fbfc;border:1px solid #cfdfe6;border-radius:11px;color:#123044}.form-field textarea{min-height:125px;resize:vertical}.form-help{font-size:.77rem;color:#657989;line-height:1.6}.muted-banner{padding:17px 22px;color:#3d6073;background:#e9f3f8;border-left:4px solid #159aa1;border-radius:12px;font-size:.87rem}.related-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}.related-links a{font-size:.88rem;color:#087ca5;font-weight:740;border-bottom:1px solid #a2d3e1}.related-links a:hover{color:#0063a2}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.stat{padding:24px;background:#fff;border:1px solid #dce9ef;border-radius:17px}.stat strong{display:block;color:var(--navy);font-size:1.3rem}.stat small{display:block;color:#667f8e;margin-top:6px}
/* footer */
.footer{background:#031421;color:#e6f0f6;padding:69px 0 0}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:43px}.footer .brand-title{color:#fff}.footer .brand-sub{color:#7cddd9}.footer p{font-size:.86rem;line-height:1.8;color:#a5bbc9;margin:21px 0}.footer h4{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#81dcd8;margin:6px 0 17px}.footer-links a{display:block;margin:10px 0;font-size:.86rem;color:#bacbd5}.footer-links a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:51px;padding:19px 0;display:flex;justify-content:space-between;gap:20px;font-size:.76rem;color:#8fa9b9}.footer-bottom a{color:#d6e8ed}
@media (max-width:1160px){.main-nav{gap:0}.nav-link,.nav-group>button{font-size:.78rem;padding:10px 7px}.brand-title{font-size:.94rem}.brand-mark{width:40px;height:40px}.header-actions>.btn{display:none}.hero-grid{grid-template-columns:1.25fr .75fr;gap:24px}}
@media (max-width:950px){.topbar{min-height:76px}.main-nav{display:none}.menu-toggle{display:flex}.header-actions>.btn{display:inline-flex}.mobile-nav.is-open{display:block;background:#fff;border-top:1px solid #e2ecf1;padding:10px 24px 22px;max-height:75vh;overflow-y:auto}.mobile-nav a{display:block;padding:10px 12px;border-radius:8px;font-size:.92rem;font-weight:700}.mobile-nav a:hover{background:#eff7fa}.mobile-nav h4{margin:14px 0 4px;padding-left:12px;color:#0a8992;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase}.hero-grid{grid-template-columns:1fr;min-height:0;padding:80px 0}.hero{min-height:0}.hero-side{flex-direction:row;align-self:auto}.hero-side>.glass{flex:1}.trust-grid{grid-template-columns:repeat(2,1fr)}.trust-item:nth-child(2){border-right:0}.trust-item:nth-child(-n+2){border-bottom:1px solid #e5eef2}.quick-grid,.stepper{grid-template-columns:repeat(2,1fr)}.cards,.service-features{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}}
@media (max-width:670px){.container{width:min(100% - 32px,var(--shell))}.topbar{gap:8px}.brand-title{font-size:.88rem}.brand-sub{font-size:.54rem;letter-spacing:.075em}.brand-mark{width:38px;height:38px}.lang-switch{padding:7px 8px}.header-actions>.btn{display:none}.hero-grid{padding:72px 0 60px}.hero h1{font-size:2.65rem}.hero p{font-size:.98rem}.hero-side{display:none}.hero .actions .btn{flex:1 1 100%}.trust-grid{grid-template-columns:1fr 1fr}.trust-item{padding:18px 10px;min-height:70px}.trust-item strong{font-size:.76rem}.trust-item small{font-size:.69rem}.section{padding:58px 0}.section.tight{padding:45px 0}.section-heading{display:block}.section-heading p{margin-top:12px}.section-heading h2{font-size:2rem}.cards,.service-features,.quick-grid,.stepper,.two-col,.contact-panel,.stats{grid-template-columns:1fr}.quick-card{min-height:0}.featured{padding:34px 25px;display:block}.featured .btn{margin-top:22px}.page-hero{padding:53px 0 62px}.page-hero h1{font-size:2.5rem}.page-body{padding:48px 0 65px}.panel{padding:24px}.footer{padding-top:50px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-grid>div:first-child{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{flex-direction:column;gap:6px}.details-table th{width:40%}.details-table td,.details-table th{padding:13px 10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Compact language controls on narrow devices */
@media(max-width:670px){.site-header .brand-sub{display:none}.site-header .brand-mark{width:34px;height:34px}.site-header .brand-title{font-size:1.02rem}.site-header .brand{gap:7px}.site-header .topbar{gap:5px}.site-header .header-actions{gap:5px}.site-header .lang-switch{font-size:.77rem}}