/* ===== Krishna Health Centre — shared design system ===== */
:root{
  --blue:#0197EC; --navy:#1D448E; --teal:#127296; --sky:#64C2E5;
  --cyan:#39EAD5; --mint:#4EE0A3; --wash:#D8F1FF;
  --ink:#16283A; --muted:#5E778A;
  --coral:#FF6B4A; --wa:#25D366;
  --bg:#FFFFFF; --bg-soft:#F4FAFF; --stroke:rgba(18,114,150,.14); --stroke-2:rgba(18,114,150,.28);
  --maxw:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Hanken Grotesk',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(var(--maxw),92vw);margin-inline:auto}
h1,h2,h3{font-family:'Fraunces',serif;font-weight:500;letter-spacing:-.015em;line-height:1.05;color:var(--navy)}
em{font-style:italic;color:var(--blue)}
.eyebrow{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);font-weight:700;display:inline-flex;align-items:center;gap:9px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--blue);border-radius:2px}

/* ---- header ---- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--stroke)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;color:var(--navy)}
.brand .mk{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--teal));display:grid;place-items:center;color:#fff;font-family:'Fraunces',serif;font-size:1.25rem;box-shadow:0 8px 18px -8px rgba(1,151,236,.7)}
.brand small{display:block;font-weight:400;font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.menu{display:flex;align-items:center;gap:28px}
.menu a{font-size:.92rem;font-weight:500;color:var(--ink);opacity:.85;transition:.18s}
.menu a:hover,.menu a[aria-current]{opacity:1;color:var(--blue)}
.nav-cta{background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;padding:11px 20px;border-radius:30px;font-weight:600;font-size:.9rem;box-shadow:0 12px 26px -12px rgba(1,151,236,.6);transition:transform .2s}
.nav-cta:hover{transform:translateY(-2px)}
.burger{display:none;background:none;border:none;cursor:pointer;width:44px;height:44px;color:var(--navy)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:inherit;font-weight:600;font-size:1rem;padding:15px 28px;border-radius:40px;border:none;cursor:pointer;transition:transform .22s,box-shadow .22s,border-color .2s,color .2s}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;box-shadow:0 16px 34px -14px rgba(1,151,236,.65)}
.btn-primary:hover{transform:translateY(-3px)}
.btn-ghost{background:#fff;color:var(--navy);border:1.5px solid var(--stroke-2)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-wa{background:linear-gradient(135deg,#25D366,#12a952);color:#fff;box-shadow:0 16px 34px -14px rgba(37,211,102,.6)}
.btn-wa:hover{transform:translateY(-3px)}

/* ---- sections ---- */
section{padding:84px 0}
.sec-head{max-width:640px;margin-bottom:44px}
.sec-head h2{font-size:clamp(1.9rem,3.8vw,2.9rem);margin:14px 0 10px}
.sec-head p{color:var(--muted);font-size:1.05rem}
.center{text-align:center;margin-inline:auto}

/* ---- hero ---- */
.hero{position:relative;overflow:hidden;padding:72px 0 90px;
  background:radial-gradient(90% 80% at 82% 0%,rgba(1,151,236,.14),transparent 55%),radial-gradient(70% 70% at 5% 100%,rgba(57,234,213,.16),transparent 55%),linear-gradient(160deg,#F4FAFF,#E7F4FD)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);margin:20px 0}
.hero p.lede{font-size:1.14rem;color:var(--ink);opacity:.82;max-width:44ch;margin-bottom:26px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.trust{display:flex;gap:26px;margin-top:34px;flex-wrap:wrap}
.trust .n{font-family:'Fraunces',serif;font-size:1.9rem;font-weight:600;color:var(--navy)}
.trust .l{font-size:.82rem;color:var(--muted)}

/* promise band */
.promises{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.promises span{font-size:.82rem;font-weight:600;color:#1f9d6e;background:rgba(78,224,163,.14);border:1px solid rgba(78,224,163,.4);padding:8px 14px;border-radius:24px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--stroke);border-radius:20px;padding:28px;transition:transform .25s,box-shadow .25s;box-shadow:0 20px 44px -34px rgba(18,68,142,.5)}
.card:hover{transform:translateY(-5px);box-shadow:0 30px 60px -34px rgba(18,68,142,.55)}
.card .ic{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(1,151,236,.14),rgba(57,234,213,.14));display:grid;place-items:center;color:var(--teal);margin-bottom:16px}
.card h3{font-size:1.2rem;margin-bottom:8px;color:var(--navy)}
.card p{color:var(--muted);font-size:.94rem}
.card .tags{margin-top:12px;font-size:.82rem;color:var(--blue);font-weight:500}

/* condition list */
.cond{background:linear-gradient(160deg,#F4FAFF,#EAF6FF)}
.cond-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.cond-item{background:#fff;border:1px solid var(--stroke);border-left:4px solid var(--blue);border-radius:14px;padding:20px 22px}
.cond-item h3{font-family:'Hanken Grotesk';color:var(--navy);margin-bottom:6px;text-transform:uppercase;font-size:.82rem;letter-spacing:.05em;font-weight:700}
.cond-item p{color:var(--muted);font-size:.92rem}

/* self-check feature band (the centerpiece) */
.feature{background:linear-gradient(135deg,var(--navy),#0f2f6b);color:#fff;border-radius:28px;overflow:hidden;display:grid;grid-template-columns:1.1fr .9fr}
.feature .txt{padding:48px}
.feature h2{color:#fff;font-size:clamp(1.8rem,3.6vw,2.7rem);margin:14px 0}
.feature p{color:rgba(255,255,255,.82);margin-bottom:24px;font-size:1.05rem}
.feature .eyebrow{color:var(--cyan)}
.feature .eyebrow::before{background:var(--cyan)}
.feature .visual{position:relative;background:radial-gradient(70% 70% at 60% 40%,rgba(57,234,213,.25),transparent 70%);display:grid;place-items:center;min-height:300px}
.feature .visual svg{width:74%;filter:drop-shadow(0 20px 40px rgba(0,0,0,.4))}

/* testimonials */
.tgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.tcard{background:#fff;border:1px solid var(--stroke);border-radius:20px;padding:28px;position:relative;box-shadow:0 20px 44px -34px rgba(18,68,142,.5)}
.tcard .q{font-size:1.02rem;line-height:1.6;color:var(--ink)}
.tcard .who{margin-top:16px;font-weight:700;color:var(--navy)}
.tcard .role{font-size:.82rem;color:var(--muted)}
.tcard::before{content:"\201C";position:absolute;top:10px;right:22px;font-family:'Fraunces',serif;font-size:4rem;color:var(--wash);line-height:1}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--blue),var(--teal));color:#fff;text-align:center;border-radius:28px;padding:60px 30px}
.cta-band h2{color:#fff;font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.9);margin-bottom:26px;font-size:1.08rem}
.cta-band .btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.24)}

/* about page */
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.doc-photo{background:linear-gradient(135deg,var(--blue),var(--teal));border-radius:24px;aspect-ratio:4/5;display:grid;place-items:center;color:#fff;position:relative;overflow:hidden;box-shadow:0 30px 60px -30px rgba(18,68,142,.6)}
.doc-photo .initial{font-family:'Fraunces',serif;font-size:8rem;opacity:.9}
.doc-photo .tag{position:absolute;bottom:0;left:0;right:0;background:rgba(11,31,61,.72);backdrop-filter:blur(6px);padding:16px 20px;text-align:left}
.doc-photo .tag b{display:block;font-size:1.1rem}
.doc-photo .tag span{font-size:.8rem;opacity:.85}
.creds{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}
.creds span{font-size:.74rem;background:var(--wash);color:var(--navy);padding:5px 11px;border-radius:20px;font-weight:600}
.prose p{margin-bottom:16px;color:var(--ink);opacity:.9}
.method{border-left:3px solid var(--blue);padding:6px 0 6px 20px;margin-bottom:22px}
.method h3{font-family:'Hanken Grotesk';font-size:1.05rem;color:var(--navy);margin-bottom:6px;font-weight:700}
.method p{color:var(--muted);font-size:.94rem;margin:0}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.info-row{display:flex;gap:16px;margin-bottom:26px;align-items:flex-start}
.info-row .ic{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,rgba(1,151,236,.14),rgba(57,234,213,.14));display:grid;place-items:center;color:var(--teal);flex-shrink:0}
.info-row h4{font-family:'Hanken Grotesk';color:var(--navy);font-size:1rem;margin-bottom:4px}
.info-row p,.info-row a{color:var(--muted);font-size:.95rem}
.info-row a:hover{color:var(--blue)}
.map{border-radius:20px;overflow:hidden;border:1px solid var(--stroke);min-height:340px;background:var(--wash)}
.map iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

/* footer */
footer.site{background:#0b1f3d;color:#cde0f2;padding:56px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:34px}
footer h4{font-family:'Hanken Grotesk';color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:16px;font-weight:700}
footer a{color:#cde0f2;opacity:.8;font-size:.94rem;display:block;margin-bottom:9px;transition:.18s}
footer a:hover{opacity:1;color:var(--cyan)}
footer .fbrand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:700;margin-bottom:14px}
footer .fbrand .mk{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--blue),var(--teal));display:grid;place-items:center;font-family:'Fraunces',serif}
footer p.desc{font-size:.9rem;opacity:.75;max-width:32ch}
.foot-bot{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem;opacity:.7}

/* floating whatsapp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--wa);display:grid;place-items:center;color:#fff;box-shadow:0 14px 30px -8px rgba(37,211,102,.6);animation:wafloat 2.6s ease-in-out infinite}
@keyframes wafloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-cta,.trust,.promises{justify-content:center}
  .hero .lede{margin-inline:auto}
  .feature{grid-template-columns:1fr}
  .feature .visual{min-height:240px;order:-1}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:18px 6vw;gap:16px;border-bottom:1px solid var(--stroke);box-shadow:0 20px 40px -20px rgba(18,68,142,.3)}
  .menu.open{display:flex}
  .burger{display:grid;place-items:center}
  section{padding:60px 0}
}
@media (max-width:560px){
  .foot-grid{grid-template-columns:1fr}
  .hero h1{font-size:2.2rem}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* ===== photos & media additions ===== */
.hero-photo{position:relative;display:grid;place-items:center;min-height:420px}
.hero-photo .halo{position:absolute;width:min(400px,78%);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(1,151,236,.22),rgba(57,234,213,.14) 55%,transparent 72%);filter:blur(6px)}
.hero-photo img{position:relative;z-index:2;width:min(420px,86%);filter:drop-shadow(0 30px 44px rgba(18,68,142,.35))}
.float-badge{position:absolute;z-index:3;bottom:26px;left:0;background:#fff;border:1px solid var(--stroke);border-radius:40px;
  padding:11px 18px;font-size:.82rem;font-weight:600;color:var(--navy);box-shadow:0 18px 40px -18px rgba(18,68,142,.5);display:flex;align-items:center;gap:9px;animation:wafloat 3s ease-in-out infinite}
.float-badge .fb-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(78,224,163,.25)}

/* doctor photo tiles that use real images */
.photo-tile{border-radius:24px;overflow:hidden;position:relative;box-shadow:0 30px 60px -30px rgba(18,68,142,.55);background:var(--wash)}
.photo-tile img{width:100%;height:100%;object-fit:cover;display:block}
.photo-tile .tag{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(0deg,rgba(11,31,61,.86),transparent);padding:26px 20px 16px;color:#fff}
.photo-tile .tag b{display:block;font-size:1.1rem}
.photo-tile .tag span{font-size:.8rem;opacity:.9}

/* embedded knee-test */
.embed-wrap{border-radius:28px;overflow:hidden;border:1px solid var(--stroke);box-shadow:0 40px 90px -50px rgba(18,68,142,.6);background:#F4FAFF}
.embed-wrap iframe{width:100%;height:840px;border:0;display:block}
@media(max-width:880px){.embed-wrap iframe{height:1180px}}

/* video gallery */
.vids{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.vcard{border-radius:18px;overflow:hidden;border:1px solid var(--stroke);background:#000;position:relative;box-shadow:0 20px 44px -30px rgba(18,68,142,.5)}
.vcard video{width:100%;display:block;aspect-ratio:16/10;object-fit:cover;background:#0b1f3d}
.vcard .vlabel{position:absolute;top:12px;left:12px;background:rgba(11,31,61,.72);color:#fff;font-size:.74rem;font-weight:600;padding:5px 11px;border-radius:20px;pointer-events:none}

/* two-up media band */
.media-split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
@media(max-width:880px){.media-split{grid-template-columns:1fr}}