/* ============================================================
   MEDSCAN DIAGNOSTIC IMAGING — shared stylesheet
   Theme preserved from the original single-page site.
   ============================================================ */
:root{
  --paper:#F6F2E8;
  --card:#FFFFFF;
  --ink:#2C2C2A;
  --slate:#5F5E5A;
  --line:#E4DFD2;
  --tracer:#EF9F27;      /* PET hot-metal amber */
  --tracer-deep:#085041;
  --bore:#04342C;        /* reading-room dark, used sparingly */
  --mint:#E7F3EE;
  --radius:14px;
  --max:1140px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Montserrat',system-ui,sans-serif;font-weight:400;
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  font-size:16.5px;
}
img,svg{display:block;max-width:100%}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ---------- utility mono labels (DICOM-overlay style) ---------- */
.tag{
  font-family:'IBM Plex Mono',monospace;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--tracer-deep);
}
.tag::before{content:"▸ ";color:var(--tracer)}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(247,248,249,.88);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
header.site.scrolled{box-shadow:0 8px 28px rgba(4,52,44,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:18px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand-mark{width:36px;height:34px;flex:none}
.brand-name{font-family:'Montserrat',sans-serif;font-weight:500;font-size:17px;line-height:1.2;letter-spacing:.14em}
.brand-name small{display:block;font-weight:500;font-size:9.5px;letter-spacing:.21em;color:#085041;text-transform:uppercase}
.nav-links{display:flex;gap:24px;list-style:none;align-items:center}
.nav-links>li{position:relative}
.nav-links a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--slate);padding:6px 0;display:inline-block}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--tracer-deep);font-weight:600}
.nav-links a.active::after{content:"";display:block;height:2px;background:var(--tracer);border-radius:2px;margin-top:2px}
/* dropdown */
.has-sub>a::after{content:" ▾";font-size:10px;color:var(--tracer)}
.sub{
  position:absolute;top:calc(100% + 10px);left:-14px;min-width:230px;
  background:var(--card);border:1px solid var(--line);border-radius:12px;
  box-shadow:0 18px 44px rgba(4,52,44,.14);padding:10px;list-style:none;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.sub li a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;font-size:14px;width:100%}
.sub li a:hover{background:var(--mint);color:var(--tracer-deep)}
.sub .code{font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.08em;color:var(--tracer-deep);background:var(--mint);border-radius:5px;padding:2px 6px;min-width:34px;text-align:center}
.btn{
  display:inline-block;background:var(--tracer);color:#04342C;
  font-weight:600;font-size:15px;text-decoration:none;
  padding:12px 22px;border-radius:999px;border:none;cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease;
}
.btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(239,159,39,.35)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:3px solid var(--tracer);outline-offset:3px;border-radius:6px}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{box-shadow:none;border-color:var(--slate)}
.btn-dark{background:var(--tracer-deep);color:#fff}
.btn-dark:hover{box-shadow:0 6px 18px rgba(8,80,65,.3)}

/* mobile menu */
.menu-btn{display:none;background:none;border:1.5px solid var(--line);border-radius:10px;padding:9px 11px;cursor:pointer}
.menu-btn span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-nav{
  display:none;border-top:1px solid var(--line);background:var(--card);
  padding:14px 24px 22px;
}
.mobile-nav.open{display:block;animation:fadeDown .25s ease}
@keyframes fadeDown{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.mobile-nav a{display:block;text-decoration:none;font-size:15.5px;font-weight:500;color:var(--ink);padding:10px 2px;border-bottom:1px dashed var(--line)}
.mobile-nav a.sub-link{padding-left:20px;color:var(--slate);font-size:14.5px}
.mobile-nav a:last-child{border-bottom:none}
@media(max-width:920px){.nav-links{display:none}.menu-btn{display:block}}

/* ---------- hero (home) ---------- */
.hero{padding:72px 0 84px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
h1{
  font-family:'Montserrat',sans-serif;
  font-weight:700;font-size:clamp(38px,5.2vw,60px);
  line-height:1.04;letter-spacing:-.022em;margin:18px 0 20px;
}
h1 .amber{color:var(--tracer-deep)}
.hero p.lede{font-size:18.5px;color:var(--slate);max-width:34em;margin-bottom:14px}
.hero .hindi{font-size:16px;color:var(--ink);font-weight:500;margin-bottom:30px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-facts{display:flex;gap:34px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px}
.fact b{font-family:'Montserrat',sans-serif;font-weight:650;font-size:22px;display:block;letter-spacing:-.01em}
.fact span{font-size:13px;color:var(--slate)}

/* gantry-bore visual */
.bore-frame{
  position:relative;background:var(--bore);border-radius:22px;
  width:100%;aspect-ratio:1/1;max-width:460px;margin-left:auto;
  box-shadow:0 24px 60px rgba(4,52,44,.28);
}
.bore-frame svg{position:absolute;inset:0;width:100%;height:100%}
.dicom-corner{
  position:absolute;font-family:'IBM Plex Mono',monospace;
  font-size:10.5px;letter-spacing:.08em;color:#8CC7B2;line-height:1.7;
  padding:16px;
}
.dc-tl{top:0;left:0}.dc-tr{top:0;right:0;text-align:right}
.dc-bl{bottom:0;left:0}.dc-br{bottom:0;right:0;text-align:right}
.dicom-corner em{font-style:normal;color:var(--tracer)}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .bore-frame{margin:0 auto;max-width:400px}
}

/* ---------- inner page hero ---------- */
.page-hero{padding:58px 0 30px;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(32px,4.4vw,50px);margin:14px 0 16px}
.page-hero .lede{font-size:17.5px;color:var(--slate);max-width:44em}
.page-hero .rings{
  position:absolute;right:-90px;top:-70px;width:340px;height:340px;opacity:.5;pointer-events:none;
}
.crumbs{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--slate);margin-bottom:8px;
  display:flex;gap:8px;flex-wrap:wrap;align-items:center;
}
.crumbs a{text-decoration:none;color:var(--slate)}
.crumbs a:hover{color:var(--tracer-deep)}
.crumbs .sep{color:var(--tracer)}

/* ---------- sections ---------- */
section{padding:76px 0}
section.tight{padding:52px 0}
h2{
  font-family:'Montserrat',sans-serif;font-weight:650;
  font-size:clamp(28px,3.4vw,38px);letter-spacing:-.02em;line-height:1.12;
  margin:14px 0 14px;
}
h3.sub-h{font-family:'Montserrat',sans-serif;font-weight:600;font-size:21px;letter-spacing:-.01em;margin:34px 0 10px}
.section-lede{color:var(--slate);max-width:46em;margin-bottom:42px}
.prose p{color:var(--slate);max-width:52em;margin-bottom:16px}
.prose strong{color:var(--ink)}

/* modality cards */
.modalities{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.mod{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px 24px;position:relative;overflow:hidden;
  transition:border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.mod:hover{border-color:var(--tracer);transform:translateY(-3px);box-shadow:0 14px 34px rgba(4,52,44,.09)}
.mod-code{
  font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.12em;
  color:var(--tracer-deep);background:#E7F3EE;border-radius:6px;
  display:inline-block;padding:4px 9px;margin-bottom:16px;
}
.mod h3{font-family:'Montserrat',sans-serif;font-weight:600;font-size:20px;letter-spacing:-.01em;margin-bottom:8px}
.mod p{font-size:15px;color:var(--slate)}
.mod ul{margin-top:12px;list-style:none}
.mod li{font-size:14px;color:var(--slate);padding:4px 0 4px 18px;position:relative}
.mod li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:2px;background:var(--tracer)}
.mod .more{
  display:inline-block;margin-top:14px;font-size:14px;font-weight:600;
  color:var(--tracer-deep);text-decoration:none;
}
.mod .more::after{content:" →";transition:margin .15s ease}
.mod .more:hover::after{margin-left:4px}

/* compact quick-links grid (home) */
.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.quick-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 18px 16px;text-decoration:none;display:block;
  transition:border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.quick-card:hover{border-color:var(--tracer);transform:translateY(-3px);box-shadow:0 12px 28px rgba(4,52,44,.08)}
.quick-card .mod-code{margin-bottom:10px}
.quick-card b{font-family:'Montserrat',sans-serif;font-weight:600;font-size:16.5px;display:block;margin-bottom:3px}
.quick-card span{font-size:13.5px;color:var(--slate)}

/* why us */
.why{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:34px;margin-top:8px}
.why-item h3{font-family:'Montserrat',sans-serif;font-weight:600;font-size:17.5px;margin:12px 0 6px}
.why-item p{font-size:14.5px;color:var(--slate)}
.why-item .ico{
  width:44px;height:44px;border-radius:12px;background:#E7F3EE;
  display:flex;align-items:center;justify-content:center;color:var(--tracer-deep);
}

/* physicians strip / CTA band */
.refer{
  background:var(--bore);color:#E8EDF1;border-radius:22px;
  padding:52px 48px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.refer::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:300px;height:300px;
  border:26px solid rgba(239,159,39,.08);border-radius:50%;pointer-events:none;
}
.refer .tag{color:var(--tracer)}
.refer h2{color:#fff;margin-bottom:10px}
.refer p{color:#A3CCBD;font-size:15.5px;max-width:36em}
.refer-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.refer .btn-ghost{color:#fff;border-color:#16523F}
@media(max-width:820px){.refer{grid-template-columns:1fr;padding:40px 28px}}

/* visit */
.visit-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.visit-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.visit-card h3{font-family:'Montserrat',sans-serif;font-weight:600;font-size:18px;margin-bottom:14px}
.visit-row{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px}
.visit-row:last-child{border-bottom:none}
.visit-row .k{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;color:var(--slate);min-width:96px;padding-top:3px;text-transform:uppercase}
.visit-row a{color:var(--tracer-deep);font-weight:600;text-decoration:none}
.prep li{font-size:14.5px;color:var(--slate);padding:7px 0 7px 20px;position:relative;list-style:none}
.prep li::before{content:"";position:absolute;left:0;top:15px;width:9px;height:9px;border:2px solid var(--tracer);border-radius:50%}
@media(max-width:820px){.visit-grid{grid-template-columns:1fr}}

/* mural */
.mural-wrap{max-width:760px;margin:0 auto 46px}
.mural-wrap svg{width:100%;height:auto;border-radius:8px;box-shadow:0 18px 44px rgba(4,52,44,.16)}
.mural-caption{font-size:13.5px;color:var(--slate);text-align:center;margin-top:14px;font-style:italic}

/* ---------- service detail layout ---------- */
.detail-grid{display:grid;grid-template-columns:1.55fr .85fr;gap:44px;align-items:start}
@media(max-width:880px){.detail-grid{grid-template-columns:1fr}}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;position:sticky;top:92px;
}
.side-card h3{font-family:'Montserrat',sans-serif;font-weight:600;font-size:17px;margin-bottom:8px}
.side-card .btn{width:100%;text-align:center;margin-top:16px}
.glance{list-style:none}
.glance li{display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.glance li:last-child{border-bottom:none}
.glance .k{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.08em;color:var(--slate);min-width:92px;padding-top:3px;text-transform:uppercase}
.check-list{list-style:none;margin:10px 0 6px}
.check-list li{font-size:15px;color:var(--slate);padding:6px 0 6px 26px;position:relative}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:14px;height:8px;
  border-left:2.5px solid var(--tracer);border-bottom:2.5px solid var(--tracer);
  transform:rotate(-45deg);
}

/* journey / steps timeline */
.journey{list-style:none;counter-reset:step;max-width:640px;position:relative;margin-top:10px}
.journey::before{content:"";position:absolute;left:17px;top:12px;bottom:12px;width:2px;background:var(--line)}
.journey li{position:relative;padding:0 0 26px 58px;counter-increment:step}
.journey li:last-child{padding-bottom:0}
.journey li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;
  background:var(--card);border:2px solid var(--tracer);
  font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--tracer-deep);
  display:flex;align-items:center;justify-content:center;
}
.journey b{font-family:'Montserrat',sans-serif;font-weight:600;font-size:16.5px;display:block;margin-bottom:3px}
.journey p{font-size:14.5px;color:var(--slate)}

/* FAQ accordion */
.faq{max-width:760px}
.faq details{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease;
}
.faq details[open]{border-color:var(--tracer)}
.faq summary{
  cursor:pointer;list-style:none;padding:18px 52px 18px 22px;
  font-family:'Montserrat',sans-serif;font-weight:600;font-size:16px;position:relative;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-family:'IBM Plex Mono',monospace;font-size:20px;color:var(--tracer);
  transition:transform .25s ease;
}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq .faq-a{padding:0 22px 20px;color:var(--slate);font-size:15px;max-width:60em}
.faq .faq-a p{margin-bottom:10px}
.faq .faq-a p:last-child{margin-bottom:0}

/* values / about cards */
.value-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.value-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.value-card h3{font-family:'Montserrat',sans-serif;font-weight:600;font-size:17px;margin:10px 0 6px}
.value-card p{font-size:14.5px;color:var(--slate)}

/* footer */
footer.site{border-top:1px solid var(--line);margin-top:20px;background:var(--card)}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:34px;
  padding:46px 0 36px;
}
@media(max-width:880px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer-grid h4{
  font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--tracer-deep);margin-bottom:14px;
}
.footer-grid ul{list-style:none}
.footer-grid li{margin-bottom:8px}
.footer-grid a{text-decoration:none;font-size:14px;color:var(--slate)}
.footer-grid a:hover{color:var(--tracer-deep)}
.footer-grid .about-blurb{font-size:14px;color:var(--slate);max-width:26em;margin-top:12px}
.foot{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13.5px;color:var(--slate);
  border-top:1px solid var(--line);padding:22px 0 30px;
}
.foot .mono{font-family:'IBM Plex Mono',monospace;font-size:11.5px;letter-spacing:.08em}

/* back to top */
#toTop{
  position:fixed;right:22px;bottom:22px;z-index:40;
  width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;
  background:var(--tracer-deep);color:#fff;font-size:18px;
  box-shadow:0 10px 26px rgba(4,52,44,.28);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
#toTop.show{opacity:1;visibility:visible;transform:none}
#toTop:hover{background:#0A5F4C}

/* animation */
@keyframes sweep{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{opacity:.55;r:7}50%{opacity:1;r:10}}
.sweep-g{transform-origin:110px 110px;animation:sweep 14s linear infinite}
.tracer-dot{animation:pulse 2.6s ease-in-out infinite}
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.07s}
.reveal.d2{transition-delay:.14s}
.reveal.d3{transition-delay:.21s}
.reveal.d4{transition-delay:.28s}
@keyframes ringSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.page-hero .rings .spin{transform-origin:170px 170px;animation:ringSpin 60s linear infinite}
@media(prefers-reduced-motion:reduce){
  .sweep-g,.tracer-dot,.page-hero .rings .spin{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* mobile header CTA */
.nav .btn{white-space:nowrap}
@media(max-width:560px){.nav>.btn{padding:9px 14px;font-size:13.5px}}