/* ============ امداد باتری اهواز — سامانه طراحی ============ */
@font-face{font-family:"Vazirmatn";src:url("../assets/fonts/Vazirmatn-Regular.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Vazirmatn";src:url("../assets/fonts/Vazirmatn-Medium.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Vazirmatn";src:url("../assets/fonts/Vazirmatn-SemiBold.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Vazirmatn";src:url("../assets/fonts/Vazirmatn-Bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Vazirmatn";src:url("../assets/fonts/Vazirmatn-ExtraBold.woff2") format("woff2");font-weight:800;font-style:normal;font-display:swap}
:root{
  --bg:#101114;
  --surface:#17191E;
  --surface-2:#1F2228;
  --surface-3:#272B33;
  --primary:#FF7900;
  --primary-hi:#FF941F;
  --primary-dim:rgba(255,121,0,.14);
  --text:#F7F7F5;
  --text-2:#B5B7BD;
  --text-3:#84868D;
  --line:rgba(255,255,255,.09);
  --ok:#24C78A;
  --radius:14px;
  --shadow-lg:0 24px 60px -18px rgba(0,0,0,.65);
  --font:"Vazirmatn",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16.5px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px}
.container{width:min(var(--container),92vw);margin-inline:auto}
section{position:relative}
::selection{background:var(--primary);color:#12100d}

/* ---------- تایپوگرافی ---------- */
h1,h2,h3,h4{line-height:1.5;margin:0 0 .5em;font-weight:800}
h1{font-size:clamp(1.9rem,4.6vw,3.3rem);font-weight:900;letter-spacing:-.5px}
h2{font-size:clamp(1.45rem,3vw,2.1rem)}
h3{font-size:1.12rem}
p{margin:0 0 1em}
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  color:var(--primary);font-weight:800;font-size:.86rem;letter-spacing:.4px;
  margin-bottom:.9rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--primary);border-radius:2px}
.lead{color:var(--text-2);font-size:1.06rem;max-width:62ch}
.sec{padding:clamp(64px,9vw,110px) 0}
.sec-head{margin-bottom:clamp(30px,5vw,52px)}
.sec-head .lead{margin-top:.4rem}
.center{text-align:center}
.center .lead{margin-inline:auto}
.light{background:linear-gradient(180deg,#F4F2EE,#ECEAE5);color:#1b1c1f}
.light .lead{color:#4c4e55}
.light .eyebrow{color:#d95f00}
.light h2{color:#17181c}
.light .checklist li{color:#3c3e44}
.light .checklist li b{color:#17181c}

/* ---------- دکمه‌ها ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.85rem 1.6rem;border-radius:12px;border:1px solid transparent;
  font-weight:800;font-size:.98rem;line-height:1.4;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s;
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:linear-gradient(180deg,var(--primary-hi),var(--primary));color:#1a1206;box-shadow:0 10px 26px -8px rgba(255,121,0,.55)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px -8px rgba(255,121,0,.65)}
.btn-ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-wa{background:#1FAF53;color:#fff}
.btn-wa:hover{background:#26c25e;transform:translateY(-2px)}
.btn-lg{padding:1.05rem 2.1rem;font-size:1.05rem;border-radius:14px}
.btn svg{width:20px;height:20px;flex:none}

/* ---------- هدر ---------- */
.topbar{
  background:#0B0C0E;border-bottom:1px solid var(--line);
  font-size:.84rem;color:var(--text-3);padding:.45rem 0;
}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.topbar a{color:var(--text-2)}
.topbar a:hover{color:var(--primary)}
header.site{
  position:sticky;top:0;z-index:60;
  background:rgba(16,17,20,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);transition:box-shadow .25s;
}
header.site.scrolled{box-shadow:0 10px 30px rgba(0,0,0,.45)}
.nav{display:flex;align-items:center;gap:1.4rem;padding:.65rem 0}
.brand{display:flex;align-items:center;gap:.7rem;font-weight:900;flex:none}
.brand img{width:52px;height:52px}
.brand b{font-size:1.02rem;display:block;line-height:1.3}
.brand small{color:var(--text-3);font-size:.72rem;font-weight:500;display:block;line-height:1.2}
nav.main{margin-inline-start:auto;display:flex;gap:.2rem;align-items:center}
nav.main a{
  padding:.5rem .78rem;border-radius:10px;font-size:.92rem;font-weight:600;color:var(--text-2);
  transition:color .18s,background .18s;
}
nav.main a:hover{color:var(--text);background:rgba(255,255,255,.05)}
nav.main a.active{color:var(--primary);background:var(--primary-dim)}
.header-cta{display:flex;align-items:center;gap:.7rem;flex:none}
.header-phone{
  display:flex;align-items:center;gap:.5rem;font-weight:900;font-size:1.02rem;
  color:var(--primary);direction:ltr;unicode-bidi:bidi-override;
}
.header-phone svg{width:18px;height:18px}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:.55rem .6rem;color:var(--text)}
.burger svg{width:22px;height:22px;display:block}
@media(max-width:1020px){
  nav.main{
    position:fixed;inset:0 0 auto 0;top:0;background:rgba(13,14,16,.98);
    flex-direction:column;padding:5.6rem 1.4rem 1.6rem;gap:.3rem;
    transform:translateY(-110%);transition:transform .3s ease;z-index:55;
    border-bottom:1px solid var(--line);height:100dvh;justify-content:flex-start;
  }
  nav.main.open{transform:none}
  nav.main a{font-size:1.1rem;padding:.85rem 1rem;width:100%}
  .burger{display:block;position:relative;z-index:58}
  .header-cta .btn{display:none}
}
@media(max-width:560px){.brand small{display:none}.topbar{display:none}}

/* ---------- هیرو ---------- */
.hero{min-height:min(92dvh,780px);display:flex;align-items:center;overflow:hidden;background:#0B0C0E}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:center 62%;opacity:.55}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(80% 90% at 85% 10%,rgba(255,121,0,.16),transparent 55%),
    linear-gradient(255deg,rgba(11,12,14,.35) 0%,rgba(11,12,14,.86) 58%,#0B0C0E 100%);
}
.hero-inner{position:relative;z-index:2;padding:clamp(72px,10vw,120px) 0}
.hero h1{max-width:16ch}
.hero h1 .glow{color:var(--primary);text-shadow:0 0 34px rgba(255,121,0,.45)}
.hero .lead{max-width:52ch;font-size:1.08rem}
.hero-ctas{display:flex;flex-wrap:wrap;gap:.85rem;margin:1.8rem 0 0}
.trust{
  display:flex;flex-wrap:wrap;gap:.55rem 1.5rem;margin-top:2.2rem;
  color:var(--text-2);font-size:.9rem;
}
.trust span{display:inline-flex;align-items:center;gap:.45rem}
.trust svg{width:17px;height:17px;color:var(--ok);flex:none}
.hero-badge{
  position:absolute;z-index:3;left:6vw;bottom:12vh;
  background:rgba(23,25,30,.8);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:16px;padding:.9rem 1.15rem;
  display:flex;gap:.8rem;align-items:center;box-shadow:var(--shadow-lg);
}
.hero-badge .dot{width:10px;height:10px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(36,199,138,.5);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(36,199,138,0)}100%{box-shadow:0 0 0 0 rgba(36,199,138,0)}}
.hero-badge b{font-size:.92rem}
.hero-badge small{display:block;color:var(--text-3);font-size:.76rem}
@media(max-width:860px){.hero-badge{display:none}}

/* ---------- نوار اعتماد زیر هیرو ---------- */
.strip{background:linear-gradient(90deg,var(--primary),#ff9d3f);color:#231301}
.strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;padding:1.05rem 0}
.strip div{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:.93rem}
.strip svg{width:22px;height:22px;flex:none}
@media(max-width:900px){.strip .container{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.strip .container{grid-template-columns:1fr}}

/* ---------- کارت‌ها و شبکه‌ها ---------- */
.grid{display:grid;gap:1.1rem}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:960px){.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g3,.g2{grid-template-columns:1fr}}
.card{
  background:linear-gradient(180deg,var(--surface-2),var(--surface));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem 1.4rem;position:relative;overflow:hidden;
  transition:transform .22s ease,border-color .22s,box-shadow .22s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(255,121,0,.45);box-shadow:0 18px 40px -18px rgba(0,0,0,.7)}
.card .ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--primary-dim);color:var(--primary);margin-bottom:1rem;
}
.card .ico svg{width:26px;height:26px}
.card h3{margin-bottom:.35rem}
.card p{color:var(--text-2);font-size:.94rem;margin:0}
.card.link::after{
  content:"←";position:absolute;inset-inline-end:1.2rem;top:1.6rem;color:var(--text-3);
  font-size:1.2rem;transition:transform .2s,color .2s;
}
.card.link:hover::after{color:var(--primary);transform:translateX(-4px)}

/* ---------- ویزاردها (یافته‌گر باتری و عیب‌یاب) ---------- */
.wizard{
  background:linear-gradient(160deg,var(--surface-2),#141519);
  border:1px solid var(--line);border-radius:22px;padding:clamp(1.3rem,4vw,2.6rem);
  position:relative;overflow:hidden;
}
.wizard::before{
  content:"";position:absolute;inset-inline-end:-120px;top:-120px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(255,121,0,.16),transparent 65%);pointer-events:none;
}
.field{margin-bottom:1.05rem}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:.4rem;color:var(--text-2)}
.field select,.field input,.field textarea{
  width:100%;background:#0F1013;border:1px solid var(--line);color:var(--text);
  border-radius:11px;padding:.8rem .95rem;font-family:inherit;font-size:.98rem;
  transition:border-color .18s,box-shadow .18s;
}
.field select:focus,.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,121,0,.18);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:620px){.field-row{grid-template-columns:1fr}}
.chip{
  display:inline-flex;align-items:center;gap:.45rem;background:var(--surface-3);
  border:1px solid var(--line);border-radius:999px;padding:.5rem 1rem;
  font-size:.9rem;font-weight:600;color:var(--text-2);transition:.18s;user-select:none;cursor:pointer;
}
.chip:has(input:checked){background:var(--primary-dim);border-color:var(--primary);color:var(--primary-hi)}
.chip input{accent-color:var(--primary);margin:0}
.chips{display:flex;flex-wrap:wrap;gap:.6rem}
.result{
  margin-top:1.3rem;border-radius:16px;border:1px dashed rgba(255,121,0,.5);
  background:rgba(255,121,0,.06);padding:1.2rem 1.3rem;display:none;
}
.result.show{display:block;animation:rise .4s ease}
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.result .note{font-size:.84rem;color:var(--text-3)}
.result-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1rem}
.rec-range{font-size:1.6rem;font-weight:900;color:var(--primary)}

/* ---------- مراحل ---------- */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
@media(max-width:960px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:1.6rem 1.4rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:2.6rem;font-weight:900;color:transparent;line-height:1;
  -webkit-text-stroke:1.5px rgba(255,121,0,.65);display:block;margin-bottom:.6rem;
}
.step h3{margin-bottom:.3rem;font-size:1.02rem}
.step p{color:var(--text-2);font-size:.9rem;margin:0}
.step::after{
  content:"";position:absolute;top:50%;inset-inline-start:-1.1rem;width:1.1rem;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,121,0,.6));
}
@media(max-width:960px){.step::after{display:none}}

/* ---------- کاتالوگ ---------- */
.catalog-tools{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.2rem;flex-wrap:wrap}
.batt-card{padding:0;display:flex;flex-direction:column}
.batt-media{
  background:radial-gradient(120% 100% at 50% 0,#22252b,#131418 75%);
  padding:1.2rem;display:grid;place-items:center;position:relative;
}
.batt-media svg{width:158px;height:auto;filter:drop-shadow(0 14px 22px rgba(0,0,0,.55));transition:transform .25s}
.batt-card:hover .batt-media svg{transform:translateY(-5px) scale(1.04)}
.ah-badge{
  position:absolute;top:.9rem;inset-inline-start:.9rem;background:var(--primary);color:#231301;
  font-weight:900;font-size:.82rem;border-radius:9px;padding:.18rem .6rem;
}
.cmp-check{position:absolute;top:.95rem;inset-inline-end:.95rem;z-index:2}
.batt-body{padding:1.15rem 1.25rem 1.3rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.batt-body h3{margin:0}
.batt-specs{list-style:none;margin:0;padding:0;font-size:.86rem;color:var(--text-2)}
.batt-specs li{display:flex;gap:.45rem;align-items:baseline}
.batt-specs li b{color:var(--text-3);font-weight:600;flex:none}
.batt-price{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:.8rem;padding-top:.7rem;border-top:1px dashed var(--line)}
.batt-price small{color:var(--text-3);font-size:.78rem;display:block}
.batt-price .btn{padding:.55rem 1rem;font-size:.88rem}
/* جدول مقایسه */
.cmp-bar{
  position:fixed;inset-inline:0;bottom:0;z-index:70;background:#141519F2;backdrop-filter:blur(10px);
  border-top:1px solid var(--line);padding:.8rem 0;transform:translateY(110%);transition:transform .3s;
}
.cmp-bar.show{transform:none}
.cmp-bar .container{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.cmp-names{font-size:.9rem;color:var(--text-2)}
table.compare{width:100%;border-collapse:collapse;margin-top:1rem;font-size:.92rem}
table.compare th,table.compare td{border:1px solid var(--line);padding:.65rem .8rem;text-align:start}
table.compare th{background:var(--surface-2);color:var(--primary)}
dialog.cmp-modal{
  border:1px solid var(--line);border-radius:18px;background:var(--surface);color:var(--text);
  max-width:min(860px,94vw);width:100%;padding:1.6rem;
}
dialog.cmp-modal::backdrop{background:rgba(0,0,0,.65);backdrop-filter:blur(3px)}
dialog.cmp-modal h3{margin-top:0}
dialog.cmp-modal .close{position:absolute;top:1rem;inset-inline-end:1rem;background:none;border:0;color:var(--text-2);font-size:1.4rem;line-height:1}

/* ---------- چرا ما / تصویر متنی ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.6rem,5vw,4rem);align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.wizard-split{grid-template-columns:1fr 1fr}
@media(max-width:900px){.wizard-split{grid-template-columns:1fr}}
.split .media{border-radius:22px;overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}
.split .media img{aspect-ratio:4/3.1;object-fit:cover;width:100%}
.split .media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,transparent 55%,rgba(255,121,0,.14));pointer-events:none}
.checklist{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.7rem}
.checklist li{display:flex;gap:.7rem;align-items:flex-start;color:var(--text-2)}
.checklist li svg{width:20px;height:20px;color:var(--primary);flex:none;margin-top:.28rem}
.checklist li b{color:var(--text)}

/* ---------- مناطق تحت پوشش ---------- */
.coverage-map{border-radius:22px;overflow:hidden;position:relative;border:1px solid var(--line);box-shadow:var(--shadow-lg)}
.coverage-map img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9}
.coverage-map .addr{
  position:absolute;inset-inline:0;bottom:0;padding:1.1rem 1.3rem;
  background:linear-gradient(0deg,rgba(10,10,12,.94),transparent);
  display:flex;gap:1rem;align-items:end;justify-content:space-between;flex-wrap:wrap;
}
.coverage-map .addr p{margin:0;font-size:.95rem;max-width:46ch}

/* ---------- سوالات متداول ---------- */
.faq{max-width:860px;margin-inline:auto}
details.acc{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  margin-bottom:.75rem;overflow:hidden;transition:border-color .2s;
}
details.acc[open]{border-color:rgba(255,121,0,.5)}
details.acc summary{
  padding:1.05rem 1.3rem;font-weight:800;cursor:pointer;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
details.acc summary::-webkit-details-marker{display:none}
details.acc summary .plus{
  width:26px;height:26px;flex:none;border-radius:8px;background:var(--primary-dim);color:var(--primary);
  display:grid;place-items:center;font-size:1.15rem;font-weight:900;transition:transform .25s;
}
details.acc[open] summary .plus{transform:rotate(45deg)}
details.acc .acc-body{padding:0 1.3rem 1.15rem;color:var(--text-2);font-size:.95rem}

/* ---------- تماس / فوتر ---------- */
.cta-final{
  background:
    radial-gradient(90% 140% at 12% 0,rgba(255,121,0,.2),transparent 55%),
    linear-gradient(180deg,#141519,#0D0E11);
  border-block:1px solid var(--line);
}
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(1.6rem,5vw,3.5rem)}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;gap:1rem}
.contact-list li{display:flex;gap:.9rem;align-items:flex-start}
.contact-list .ico{width:44px;height:44px;border-radius:12px;background:var(--primary-dim);color:var(--primary);display:grid;place-items:center;flex:none}
.contact-list .ico svg{width:21px;height:21px}
.contact-list b{display:block;font-size:.95rem}
.contact-list span{color:var(--text-2);font-size:.9rem}
.contact-list a:hover{color:var(--primary)}
form.inquiry{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:clamp(1.2rem,3.5vw,2rem)}
form.inquiry .hint{font-size:.82rem;color:var(--text-3);margin-top:.9rem}
.err{color:#ff7a7a;font-size:.8rem;margin-top:.3rem;display:none}
.field.invalid input,.field.invalid select{border-color:#ff7a7a}
.field.invalid .err{display:block}
.form-ok{display:none;background:rgba(36,199,138,.1);border:1px solid rgba(36,199,138,.5);border-radius:12px;padding:.9rem 1.1rem;color:#8be5bd;font-size:.9rem;margin-top:1rem}
.form-ok.show{display:block}
footer.site{background:#0B0C0E;border-top:1px solid var(--line);padding:3.2rem 0 0;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2rem}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}}
footer h4{font-size:.95rem;margin-bottom:.9rem;color:var(--text)}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.45rem;color:var(--text-2)}
footer ul a:hover{color:var(--primary)}
.foot-bottom{border-top:1px solid var(--line);margin-top:2.4rem;padding:1.1rem 0;color:var(--text-3);font-size:.8rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* ---------- نوار اکشن موبایل ---------- */
.mobile-bar{
  position:fixed;inset-inline:0;bottom:0;z-index:75;display:none;
  background:rgba(14,15,18,.97);backdrop-filter:blur(12px);border-top:1px solid var(--line);
  padding:.55rem .7rem calc(.55rem + env(safe-area-inset-bottom));
  grid-template-columns:1.2fr 1fr 1fr;gap:.55rem;
}
.mobile-bar .btn{padding:.72rem .4rem;font-size:.88rem;border-radius:11px}
@media(max-width:720px){.mobile-bar{display:grid}body{padding-bottom:74px}}

/* ---------- Reveal ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}.card:hover,.btn:hover{transform:none!important}}

/* ---------- دکمه شناور واتساپ ---------- */
.fab{
  position:fixed;inset-inline-end:18px;bottom:96px;z-index:74;width:56px;height:56px;border-radius:50%;
  background:#1FAF53;display:grid;place-items:center;box-shadow:0 12px 30px rgba(31,175,83,.45);
  transition:transform .2s;
}
.fab:hover{transform:scale(1.08)}
.fab svg{width:30px;height:30px;color:#fff}
@media(min-width:721px){.fab{bottom:28px}}

/* ---------- اسکلتان بلات‌اسکرین ---------- */
.skip{position:absolute;inset-inline-start:-9999px;top:0;background:var(--primary);color:#000;padding:.6rem 1rem;z-index:100;border-radius:0 0 10px 0}
.skip:focus{inset-inline-start:0}

/* ---------- صفحه مجوزها (credits.html) ---------- */
.credits-h{margin:2rem 0 .8rem;color:var(--text);font-size:1.15rem}
ul.credits{list-style:none;display:grid;gap:.6rem}
ul.credits li{
  background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:12px;
  padding:.85rem 1rem;color:var(--text-2);line-height:1.9;font-size:.95rem;
}
ul.credits li b{color:var(--text)}
ul.credits a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
ul.credits .src-file{
  display:inline-block;unicode-bidi:plaintext;margin-inline-start:.5rem;
  font-size:.8rem;color:#7C7F87;border:1px dashed var(--line);border-radius:6px;padding:0 .45rem;
}