:root{--dark:#111318;--t:#5A6068;--tl:#787F89;--muted:#6E7681;--g:#C9A84C;
--bg:#F6F7F8;--line:rgba(90,96,104,.14);--r:18px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Vazirmatn,Tahoma,sans-serif;color:var(--dark);background:var(--bg);
line-height:2;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
svg{width:1.05em;height:1.05em;flex:0 0 auto}
.wrap{width:min(1080px,92%);margin-inline:auto}

.top{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.92);
backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:1.4rem;height:70px}
.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none}
.brand img{width:44px;height:44px;object-fit:contain}
.brand span{display:flex;flex-direction:column;line-height:1.2;direction:ltr;text-align:left}
.brand b{font-size:.64rem;letter-spacing:.05em;font-weight:700}
.brand i{font-style:normal;font-size:.52rem;letter-spacing:.22em;color:var(--muted)}
.nav{display:flex;gap:1.5rem;margin-inline-start:auto;font-size:.88rem}
.nav a{text-decoration:none;color:var(--t);font-weight:500}
.nav a:hover{color:var(--dark)}

.btn{display:inline-flex;align-items:center;gap:.5rem;height:48px;padding:0 1.35rem;
border-radius:999px;font-weight:700;font-size:.9rem;text-decoration:none;
border:1px solid transparent;transition:transform .25s,box-shadow .25s}
.btn:hover{transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 1rem;font-size:.82rem}
.btn-primary{color:#fff;background:linear-gradient(140deg,#5d636b,#2b3037 55%,#575d65);
border-color:rgba(201,168,76,.4);box-shadow:0 10px 24px -12px rgba(17,19,24,.55)}
.btn-ghost{color:var(--dark);background:#fff;border-color:var(--line)}
.cta-btns{display:flex;flex-wrap:wrap;gap:.7rem}

.hero{padding:3.2rem 0 2.6rem;background:linear-gradient(165deg,#fbfbfc,#eceef0);
border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;top:0;left:0;right:0;height:1px;
background:linear-gradient(90deg,transparent,rgba(201,168,76,.7),transparent)}
.crumbs{display:flex;flex-wrap:wrap;gap:.45rem;font-size:.78rem;color:var(--muted);margin-bottom:1rem}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--dark)}
h1{font-size:clamp(1.6rem,4vw,2.5rem);line-height:1.5;margin:0 0 .8rem;font-weight:800}
.lead{font-size:1.02rem;color:var(--t);max-width:62ch;margin:0 0 1.6rem}

.content{padding:2.6rem 0 1rem;max-width:780px}
.content h2{font-size:1.28rem;font-weight:800;margin:2.4rem 0 .6rem;line-height:1.6;
padding-inline-start:.85rem;border-inline-start:3px solid var(--g)}
.content p{margin:0 0 1rem;color:#2c3036}
.list{margin:0 0 1.2rem;padding:0;list-style:none}
.list li{position:relative;padding-inline-start:1.4rem;margin-bottom:.45rem;color:#2c3036}
.list li::before{content:"";position:absolute;inset-inline-start:0;top:.85em;width:7px;height:7px;
border-radius:50%;background:var(--g)}
.more a{display:inline-flex;align-items:center;gap:.3rem;font-weight:700;color:var(--t);
text-decoration:none;border-bottom:1px solid rgba(201,168,76,.5)}
.more a:hover{color:var(--dark)}

.svc-links{display:flex;flex-wrap:wrap;gap:.55rem;margin:.4rem 0 1.4rem}
.svc-links a{display:inline-flex;align-items:center;gap:.35rem;padding:.45rem .95rem;border-radius:999px;
background:#fff;border:1px solid var(--line);font-size:.84rem;font-weight:600;text-decoration:none;
transition:border-color .25s}
.svc-links a:hover{border-color:var(--g)}

.note{display:flex;gap:.7rem;align-items:flex-start;margin:1.2rem 0;padding:1rem 1.2rem;
border-radius:14px;background:#fff;border:1px solid rgba(201,168,76,.35)}
.note svg{color:var(--g);margin-top:.35rem}
.note p{margin:0;font-size:.9rem;color:var(--t)}

.cta-band{margin:1.8rem 0;padding:1.4rem 1.5rem;border-radius:var(--r);
background:linear-gradient(140deg,#474c53,#1f232a);color:#fff;
display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem}
.cta-band p{margin:0;color:#fff;font-weight:600}
.cta-band .btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.25)}

.faq{margin-top:2.4rem}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:.6rem;
padding:0 1.2rem;transition:border-color .25s}
.faq details[open]{border-color:rgba(201,168,76,.5)}
.faq summary{cursor:pointer;font-weight:700;padding:1rem 0;list-style:none;position:relative;
padding-inline-end:1.6rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;inset-inline-end:0;top:.85rem;font-size:1.3rem;
color:var(--g);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 1rem;color:var(--t)}

.reviewed{font-size:.78rem;color:var(--muted);margin-top:2rem}

.related{padding:1rem 0 3rem}
.related h2{font-size:1.1rem;margin:0 0 1rem}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.9rem}
.rel-card{display:flex;flex-direction:column;gap:.3rem;padding:1.1rem 1.2rem;border-radius:16px;
background:#fff;border:1px solid var(--line);text-decoration:none;transition:transform .25s,border-color .25s}
.rel-card:hover{transform:translateY(-3px);border-color:var(--g)}
.rel-card b{font-size:.95rem}
.rel-card i{font-style:normal;font-size:.8rem;color:var(--muted);line-height:1.8}

.foot{background:linear-gradient(160deg,#2b3037,#111318);color:#cfd3d8;padding:3rem 0 2rem}
.foot-in{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.foot-col{display:flex;flex-direction:column;gap:.45rem;font-size:.84rem}
.foot-col img{width:52px;height:52px;object-fit:contain;margin-bottom:.4rem}
.foot-col b{color:#fff;margin-bottom:.3rem}
.foot-col p{margin:0}
.foot-col a{color:#cfd3d8;text-decoration:none}
.foot-col a:hover{color:var(--g)}

.mbar{display:none}
@media(max-width:820px){
  .nav,.brand span,.top .btn-sm{display:none}
  .foot-in{grid-template-columns:1fr}
  body{padding-bottom:70px}
  .mbar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:50;height:62px;
  background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(17,19,24,.08)}
  .mbar a{flex:1;display:flex;align-items:center;justify-content:center;gap:.4rem;
  font-weight:700;font-size:.9rem;text-decoration:none;color:var(--dark)}
  .mbar-main{background:linear-gradient(140deg,#5d636b,#2b3037);color:#fff!important}
  .cta-band{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* enamad */
.foot .enamad{grid-column:1/-1}
.enamad{display:flex;flex-direction:column;align-items:center;gap:.5rem;margin:1.6rem auto 0}
.enamad-box{display:inline-flex;align-items:center;justify-content:center;background:#fff;border-radius:12px;
  padding:.5rem;box-shadow:0 6px 18px -10px rgba(0,0,0,.45)}
.enamad-box img{display:block;width:92px;height:auto}
.enamad a{text-decoration:none;color:#5A6068;font-size:.7rem;line-height:1.6;display:block;min-width:92px;text-align:center}
.enamad i{font-style:normal;font-size:.72rem;letter-spacing:.02em;color:rgba(255,255,255,.55)}
/* /enamad */
/* about-doc */
.hd-grid{display:grid;grid-template-columns:1fr 380px;gap:3rem;align-items:center}
.hd-shot{position:relative;margin:0}
.hd-shot .ad-pic{display:block;border-radius:24px 24px 24px 130px;overflow:hidden;aspect-ratio:4/5;position:relative;z-index:1;
  box-shadow:0 34px 60px -28px rgba(17,19,24,.55);border:1px solid rgba(201,168,76,.35)}
.hd-shot .ad-pic img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 18%}
.hd-shot .ad-corner{position:absolute;top:-16px;left:-16px;width:120px;height:120px;z-index:0;
  border-top:2px solid #C9A84C;border-left:2px solid #C9A84C;border-radius:22px 0 0 0;opacity:.85}
@media(max-width:820px){.hd-grid{grid-template-columns:1fr;gap:1.6rem}
  .hd-shot{order:-1;width:min(300px,80vw);justify-self:center}
  .hd-shot .ad-corner{top:-12px;left:-12px;width:96px;height:96px}}
/* /about-doc */
/* فهرست نمونه‌کار در صفحات خدمات (مشترک) */
.case-list{display:grid;gap:1.4rem;margin:1rem 0 1.6rem}
.case{margin:0;background:#fff;border:1px solid #E2E5E9;border-radius:16px;overflow:hidden}
.case-pair{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:#fff}
.case-pair>div{position:relative}
.case-pair img{width:100%;aspect-ratio:535/570;object-fit:cover;display:block}
.case-pair span{position:absolute;top:.5rem;right:.5rem;background:rgba(255,255,255,.92);color:#111318;font-size:.78rem;font-weight:800;border-radius:999px;padding:.1rem .65rem}
.case figcaption{padding:.9rem 1.1rem 1rem}
.case figcaption b{display:block;font-size:.98rem;color:#111318}
.case figcaption p{margin:.4rem 0 0;font-size:.9rem;line-height:1.9;color:#4C525A}
.case-note{font-size:.85rem;color:#5A6068}
/* فهرست مرحله‌ای شماره‌دار */
ol.list{counter-reset:st}
ol.list li{counter-increment:st;padding-inline-start:2.1rem;margin-bottom:.6rem}
ol.list li::before{content:counter(st,persian);top:.2em;width:1.5rem;height:1.5rem;display:grid;place-items:center;background:#2b2f35;color:#fff;font-size:.78rem;font-weight:800;line-height:1}

/* v42: AIO — quick answer, comparison tables, author box */
.qa{margin:0 0 2rem;padding:1.15rem 1.3rem 1.2rem;background:#fff;border:1px solid var(--line);border-inline-start:4px solid var(--g);border-radius:var(--r);box-shadow:0 10px 30px -26px rgba(17,19,24,.5)}
.qa-k{margin:0 0 .35rem!important;font-size:.76rem;font-weight:800;color:#8A6A1F!important;letter-spacing:.02em}
.qa-t{margin:0!important;font-size:1rem;line-height:2.05;color:#1f2227!important;font-weight:500}
.qa-l{margin:.7rem 0 0;padding:0;list-style:none;display:grid;gap:.35rem}
.qa-l li{position:relative;padding-inline-start:1.1rem;font-size:.88rem;line-height:1.9;color:#3F454C}
.qa-l li::before{content:"";position:absolute;inset-inline-start:0;top:.8em;width:6px;height:6px;border-radius:50%;background:var(--g)}
.cmp{margin:1rem 0 .4rem;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.cmp table{width:100%;border-collapse:collapse;font-size:.88rem;line-height:1.85;table-layout:fixed}
.cmp thead th:first-child{width:19%}
.cmp caption{caption-side:top;text-align:start;padding:.8rem 1rem .2rem;font-size:.78rem;font-weight:700;color:var(--muted)}
.cmp th,.cmp td{padding:.7rem .9rem;text-align:start;vertical-align:top;border-top:1px solid var(--line)}
.cmp thead th{border-top:0;background:#F4F5F7;font-weight:800;color:#111318;font-size:.86rem}
.cmp tbody th{font-weight:800;color:#2c3036;white-space:nowrap;background:#FAFAFB}
.cmp td{color:#3F454C}
.cmp-n{font-size:.82rem!important;color:var(--muted)!important;margin:.3rem 0 1.4rem!important}
.cmp-n a{color:#8A6A1F;font-weight:700}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.auth{display:flex;gap:1rem;align-items:center;margin-top:2.4rem;padding:1rem 1.1rem;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.auth img{width:64px;height:64px;border-radius:50%;object-fit:cover;object-position:50% 20%;flex:0 0 64px;background:#E9EBEE}
.auth p{margin:0!important;line-height:1.8}
.auth-k{font-size:.72rem;font-weight:800;color:#8A6A1F!important}
.auth-n{font-size:.98rem;font-weight:800}
.auth-n a{text-decoration:none;color:#111318}
.auth-n a:hover{text-decoration:underline}
.auth-m{font-size:.8rem;color:var(--t)!important}
.auth-d{font-size:.78rem;color:var(--muted)!important}
@media(max-width:640px){.cmp{border:0;background:none;overflow:visible}.cmp table,.cmp tbody,.cmp tr,.cmp th,.cmp td{display:block;width:auto}.cmp thead{display:none}.cmp caption{display:block;padding:0 0 .5rem}.cmp tr{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:.7rem;overflow:hidden}.cmp tbody th{border-top:0;white-space:normal;background:#F4F5F7;padding:.6rem .9rem}.cmp td{display:grid;grid-template-columns:38% 1fr;gap:.6rem;padding:.6rem .9rem}.cmp td::before{content:attr(data-label);font-weight:700;color:#2c3036;font-size:.8rem}}
@media(max-width:520px){.auth{align-items:flex-start}.auth img{width:52px;height:52px;flex-basis:52px}.qa{padding:1rem 1rem 1.05rem}}

/* v50: شناسنامه پزشک + منابع علمی */
.prof{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;margin:1rem 0 1.6rem;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.prof>div{display:grid;grid-template-columns:8.5rem 1fr;gap:.6rem;padding:.7rem 1rem;border-bottom:1px solid var(--line)}
.prof>div:nth-child(odd){border-inline-end:1px solid var(--line)}
.prof dt{font-size:.82rem;font-weight:800;color:#2c3036;margin:0}
.prof dd{margin:0;font-size:.9rem;color:#3F454C;line-height:1.9}
.prof dd a{color:#8A6A1F;font-weight:700}
@media(max-width:680px){.prof{grid-template-columns:1fr}.prof>div:nth-child(odd){border-inline-end:0}.prof>div{grid-template-columns:7.2rem 1fr}}
.refs{margin:2rem 0 0;padding:1rem 1.2rem;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.refs h2{font-size:1.02rem;margin:0 0 .3rem}
.refs .hint-s{font-size:.8rem;color:var(--muted);margin:0 0 .6rem}
.refs ol{margin:0;padding-inline-start:1.2rem;display:grid;gap:.45rem}
.refs li{font-size:.8rem;line-height:1.9;color:#3F454C;direction:ltr;text-align:left;unicode-bidi:plaintext}
.refs li a{color:#8A6A1F;word-break:break-all}

.hint-box{margin:0 0 1.4rem!important;padding:.8rem 1rem;background:#fff;border:1px solid var(--line);border-inline-start:4px solid var(--g);border-radius:14px;font-size:.92rem}
.hint-box a{color:#8A6A1F;font-weight:800}