/* Layout: workbench site — test-card TV hero, symptom checker, service sheets, booking slip. */
@font-face{font-family:"Vazirmatn";src:url(/fonts/vazirmatn-arabic.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0898-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC,U+102E0-102FB,U+10E60-10E7E,U+10EFD-10EFF,U+1EE00-1EEFF}
@font-face{font-family:"Vazirmatn";src:url(/fonts/vazirmatn-latin.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Lalezar";src:url(/fonts/lalezar-arabic.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+200C-200E,U+FB50-FDFF,U+FE70-FEFC}
@font-face{font-family:"Lalezar";src:url(/fonts/lalezar-latin.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F}

:root{
  --bg:#f3f5f8; --surface:#ffffff; --ink:#14213a; --muted:#56627b; --line:#d9dee8;
  --accent:#d24a17; --accent-ink:#ffffff; --soft:#e7ebf2; --ok:#1d7f54; --wa:#1c8a4a;
  --screen:#0e1424;
  --f-display:"Lalezar","Vazirmatn",Tahoma,sans-serif;
  --f-body:"Vazirmatn",Tahoma,"Segoe UI",sans-serif;
  --r:10px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1522; --surface:#172033; --ink:#e8ecf4; --muted:#9aa6bf; --line:#2a3550;
  --accent:#ff7a45; --accent-ink:#1a0d06; --soft:#1d2840; --ok:#49c08a; --wa:#3fbf73; --screen:#060a14; color-scheme:dark}}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.85;direction:rtl}
img{max-width:100%;height:auto}
[hidden]{display:none!important}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);font-weight:400;line-height:1.35;text-wrap:balance;margin:0}
h2{font-size:clamp(1.7rem,3.4vw,2.3rem)}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.eyebrow{font-size:.82rem;font-weight:700;color:var(--accent)}
section{padding-block:56px}
section+section{padding-top:0}
.sec-head{display:grid;gap:8px;margin-bottom:28px;max-width:62ch}
.sec-head p{color:var(--muted)}
.skip{position:absolute;right:-999px;top:8px;background:var(--accent);color:var(--accent-ink);padding:8px 14px;border-radius:6px;z-index:50}
.skip:focus{right:8px}

/* header */
header.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;padding-block:10px}
.logo{font-family:var(--f-display);font-size:1.6rem;display:flex;align-items:center;gap:10px;text-decoration:none;line-height:1}
.logo svg{width:40px;height:37px;flex:none;color:var(--ink)}
.logo span{padding-top:4px}
.link-list{columns:2 280px;column-gap:28px;padding-inline-start:18px}
.link-list li{margin:0 0 8px;break-inside:avoid}
.menu{display:flex;gap:4px;margin-inline-start:auto;font-weight:500;font-size:.95rem}
.menu a{text-decoration:none;color:var(--muted);padding:6px 10px;border-radius:6px}
.menu a:hover,.menu a[aria-current="page"]{color:var(--ink);background:var(--soft)}
.nav-call{direction:ltr;font-weight:800;text-decoration:none;font-variant-numeric:tabular-nums;white-space:nowrap}
.burger{display:none}
@media (max-width:900px){
  .menu,.nav-call{display:none}
  .burger{display:block;margin-inline-start:auto}
  .burger summary{list-style:none;cursor:pointer;font-weight:700;padding:6px 12px;border:1.5px solid var(--line);border-radius:8px}
  .burger summary::-webkit-details-marker{display:none}
  .burger[open] .menu{display:grid;position:absolute;inset-inline:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);padding:8px max(16px,env(safe-area-inset-left,0px)) 16px;gap:2px;font-size:1.05rem}
}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;border:0;cursor:pointer;border-radius:var(--r);padding:10px 20px;text-decoration:none;transition:transform .15s;line-height:1.5}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-wa{background:var(--wa);color:#fff}
.btn:hover{transform:translateY(-1px)}

/* breadcrumb */
.crumbs{font-size:.85rem;color:var(--muted);padding-top:20px}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"‹";margin-inline-end:6px}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* hero (home) */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding-block:48px 40px}
.hero h1{font-size:clamp(2.3rem,5.4vw,4rem)}
.hero h1 em{font-style:normal;color:var(--accent)}
.lead{font-size:1.1rem;color:var(--muted);margin-top:16px;max-width:48ch}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.facts{display:flex;flex-wrap:wrap;gap:28px;margin-top:36px}
.facts div{display:grid}
.facts strong{font-family:var(--f-display);font-size:1.7rem;font-weight:400;line-height:1.2}
.facts span{font-size:.85rem;color:var(--muted)}
.tv{position:relative;max-width:100%}
.tv-body{background:#14213a;padding:14px 14px 22px;border-radius:14px;box-shadow:0 30px 60px -30px rgb(20 33 58 / .55)}
.screen{position:relative;aspect-ratio:16/9;max-width:100%;border-radius:4px;overflow:hidden;background:var(--screen);display:grid;grid-template-rows:67% 8% 25%}
.bars{display:grid;grid-template-columns:repeat(7,1fr)}
.bars.b3{grid-template-columns:5fr 5fr 5fr 3fr 1fr 1fr 1fr}
.screen::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgb(0 0 0 / .14) 0 1px,transparent 1px 3px);pointer-events:none}
.osd{position:absolute;top:10px;left:12px;font:700 .8rem/1 var(--f-body);color:#fff;background:rgb(0 0 0 / .55);padding:6px 8px;border-radius:4px;direction:ltr;z-index:2}
.stand{width:28%;height:14px;margin:0 auto;background:#14213a;clip-path:polygon(18% 0,82% 0,100% 100%,0 100%);opacity:.85}
.tag{position:absolute;bottom:40px;right:-10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;font-size:.85rem;box-shadow:0 10px 24px -14px rgb(20 33 58 / .4);display:grid}
.tag b{color:var(--ok)}
@media (prefers-reduced-motion:no-preference){
  .screen .bars:first-child{animation:flick 6s infinite}
  @keyframes flick{0%,92%,100%{filter:none}94%{filter:brightness(1.6) saturate(.4)}96%{filter:none}}
}
@media (max-width:860px){.hero{grid-template-columns:1fr;gap:36px}.tag{right:8px}}

/* brand strip (right to left) */
.brands{border-block:1px solid var(--line);padding-block:16px}
.brands .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;color:var(--muted);font-weight:800}
.brands small{font-weight:500;color:var(--muted)}
.brands a{text-decoration:none}
.brands a:hover{color:var(--ink)}

/* symptom checker */
.checker{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:24px}
.symptoms{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-content:start}
.sym{font:inherit;text-align:start;cursor:pointer;background:var(--surface);color:var(--ink);border:1.5px solid var(--line);border-radius:var(--r);padding:12px 14px;display:grid;gap:2px}
.sym b{font-size:.98rem}
.sym span{font-size:.82rem;color:var(--muted);line-height:1.5}
.sym:hover{border-color:var(--muted)}
.sym[aria-pressed="true"]{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 9%,var(--surface))}
.diag{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;gap:16px;align-content:start;min-width:0}
.diag h3{font-size:1.6rem}
.diag .cause{color:var(--muted)}
.parts{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:.8rem;font-weight:500;background:var(--soft);border-radius:999px;padding:4px 12px}
.meter{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.meter div{background:var(--surface);padding:12px;display:grid;gap:2px}
.meter span{font-size:.78rem;color:var(--muted)}
.meter strong{font-size:1.02rem}
.sev{display:inline-flex;align-items:center;gap:6px}
.sev::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--c,var(--ok))}
.note{font-size:.82rem;color:var(--muted)}
@media (max-width:860px){.checker{grid-template-columns:1fr}}
@media (max-width:440px){.symptoms,.meter{grid-template-columns:1fr}}

/* price sheet */
.sheet{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:640px}
th,td{text-align:start;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.8rem;color:var(--muted);font-weight:700;background:var(--soft)}
tr:last-child td{border-bottom:0}
td.num{white-space:nowrap}
td small{display:block;color:var(--muted);font-size:.82rem}
td a{text-decoration:none;font-weight:700}
td a:hover{color:var(--accent)}

/* cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px;text-decoration:none;display:grid;gap:6px;align-content:start;transition:border-color .15s}
.card:hover{border-color:var(--accent)}
.card h3{font-size:1.3rem}
.card p{color:var(--muted);font-size:.92rem;line-height:1.7}
.card .more{font-size:.85rem;font-weight:700;color:var(--accent)}

/* process */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));counter-reset:s}
.steps li{position:relative;padding:20px 0 0 16px;border-top:2px solid var(--line);counter-increment:s;display:grid;gap:6px;align-content:start}
.steps li::before{content:counter(s,persian);position:absolute;top:-17px;right:0;width:32px;height:32px;border-radius:50%;background:var(--bg);border:2px solid var(--accent);color:var(--accent);display:grid;place-items:center;font-weight:800;font-size:.9rem}
.steps b{font-size:1.05rem;margin-top:8px}
.steps span{font-size:.9rem;color:var(--muted)}
@media (max-width:860px){.steps{grid-template-columns:1fr;gap:28px}.steps li{border-top:0;border-right:2px solid var(--line);padding:0 28px 0 0}.steps li::before{top:0;right:-17px}.steps b{margin-top:0}}

/* band */
.band{background:#14213a;color:#eef1f7}
.band .wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding-block:44px}
.band h3{font-size:1.5rem}
.band p{color:#b9c2d4;font-size:.95rem;margin-top:6px}
@media (max-width:760px){.band .wrap{grid-template-columns:1fr;gap:22px}}

/* inner pages */
.page-head{padding-block:20px 32px;display:grid;gap:12px;max-width:760px}
.page-head h1{font-size:clamp(2rem,4.6vw,3.2rem)}
.page-head .lead{margin-top:0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start;padding-bottom:56px}
.layout aside{position:sticky;top:84px;display:grid;gap:14px}
@media (max-width:900px){.layout{grid-template-columns:1fr}.layout aside{position:static}}
.prose{max-width:70ch;min-width:0}
.prose>*+*{margin-top:1em}
.prose h2{font-size:1.75rem;margin-top:1.6em}
.prose h3{font-size:1.3rem;margin-top:1.3em}
.prose ul,.prose ol{padding-inline-start:1.3em;display:grid;gap:4px}
.prose a{color:var(--accent);font-weight:700;text-decoration-thickness:1px;text-underline-offset:4px}
.box{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;gap:12px}
.box h2,.box h3{font-size:1.3rem}
.kv{display:grid;gap:8px;margin:0}
.kv div{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:8px}
.kv div:last-child{border:0;padding:0}
.kv dt{color:var(--muted);font-size:.88rem}
.kv dd{margin:0;font-weight:700;text-align:left}
.issues{display:grid;gap:12px;margin-top:8px}
.issue{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.issue h3{font-size:1.15rem;margin:0 0 4px}
.issue p{color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 14px;font-size:.92rem}
.meta{font-size:.85rem;color:var(--muted)}

/* contact cta */
.callbox{background:var(--surface);border:1.5px solid var(--accent);border-radius:14px;padding:20px;display:grid;gap:12px}
.callbox h3{font-size:1.35rem}
.phones{display:grid;gap:6px;margin:0;padding:0;list-style:none}
.phones a{display:flex;justify-content:space-between;gap:10px;text-decoration:none;padding:8px 12px;border-radius:8px;background:var(--soft)}
.phones a:hover{background:color-mix(in srgb,var(--accent) 12%,var(--soft))}
.phones b{direction:ltr;font-variant-numeric:tabular-nums}
.phones span{font-size:.85rem;color:var(--muted)}
.msgs{display:flex;flex-wrap:wrap;gap:8px}
.msgs a,.msgs span{font-size:.85rem;font-weight:700;padding:6px 12px;border-radius:8px;border:1.5px solid var(--line);text-decoration:none}

/* booking form */
.book{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:32px;align-items:start}
form.req{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:grid;gap:6px;min-width:0}
.field.full{grid-column:1/-1}
label{font-size:.88rem;font-weight:700}
input,select,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:8px;padding:10px 12px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}
textarea{resize:vertical;min-height:90px}
.err{color:var(--accent);font-size:.8rem;min-height:1em}
.slip{grid-column:1/-1;border:1.5px dashed var(--ok);border-radius:var(--r);padding:16px;display:grid;gap:8px}
.slip b{color:var(--ok)}
.form-actions{display:flex;flex-wrap:wrap;gap:10px}
@media (max-width:860px){.book{grid-template-columns:1fr}}
@media (max-width:480px){form.req{grid-template-columns:1fr}}

/* faq */
.faq{display:grid;gap:10px;max-width:800px}
details.q{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px}
details.q summary{cursor:pointer;font-weight:700}
details.q p{color:var(--muted);margin-top:8px}

/* footer */
footer{border-top:1px solid var(--line);padding-block:40px 28px;color:var(--muted);font-size:.9rem;margin-bottom:0}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot h4{font-family:var(--f-display);font-weight:400;font-size:1.15rem;color:var(--ink);margin:0 0 8px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--ink)}
.foot .ph{direction:ltr;display:inline-block}
.copy{margin-top:28px;padding-top:16px;border-top:1px solid var(--line);font-size:.82rem}
@media (max-width:860px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot{grid-template-columns:1fr}}

/* mobile quick-contact bar */
.quick{display:none}
@media (max-width:760px){
  .quick{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;inset:auto 0 0 0;z-index:30;background:var(--surface);border-top:1px solid var(--line);padding:8px max(12px,env(safe-area-inset-right,0px)) calc(8px + env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px))}
  .quick .btn{padding:10px}
  body{padding-bottom:72px}
}

.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.card .thumb{display:block;width:100%;height:auto;margin:0 0 12px;border-radius:8px}
.hero-img{display:block;width:100%;height:auto;border-radius:12px;margin:0 0 22px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin-top:22px}.gallery img,.gallery video{width:100%;border-radius:10px;display:block}