/* ===== CSS Reset & Variables ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#0b4f8a;
  --primary-dark:#093d6b;
  --primary-light:#e8f1fa;
  --accent:#2eaadc;
  --accent-dark:#1e8ab8;
  --brand-red:#e53e3e;
  --brand-blue:#0b4f8a;
  --gold:#d4a843;
  --text:#2d3748;
  --text-light:#718096;
  --bg:#ffffff;
  --bg-alt:#f7fafc;
  --border:#e2e8f0;
  --radius:10px;
  --shadow:0 4px 20px rgba(0,0,0,.08);
  --shadow-hover:0 8px 30px rgba(0,0,0,.12);
  --transition:all .3s ease;
  --max-width:1200px;
}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;color:var(--text);line-height:1.7;background:var(--bg)}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent)}
ul{list-style:none}

/* ===== Top Bar ===== */
.top-bar{
  background:var(--primary-dark);
  color:#fff;
  font-size:.85rem;
  padding:8px 20px;
  display:flex;
  justify-content:center;
  gap:30px;
  flex-wrap:wrap;
}
.top-bar a{color:#fff;text-decoration:none}
.top-bar a:hover{color:var(--gold)}

/* ===== Header / Nav ===== */
header{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}
.nav{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 30px;
  max-width:var(--max-width);
  margin:0 auto;
  height:70px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
}
.logo-img{height:48px;width:auto;display:block}
.logo-text{
  font-size:1.5rem;
  font-weight:800;
  letter-spacing:-0.5px;
}

/* ===== Brand Name Colors ===== */
.brand-v3{color:var(--brand-red)!important;font-weight:800}
.brand-derma{color:var(--brand-blue)!important;font-weight:800}
footer .brand-v3{color:var(--brand-red)!important}
footer .brand-derma{color:#fff!important}
.cta-banner .brand-v3{color:var(--brand-red)}
.cta-banner .brand-derma{color:#fff}
.hero .brand-v3{color:var(--brand-red)}
.hero .brand-derma{color:#fff}
.page-hero .brand-v3{color:var(--brand-red)}
.page-hero .brand-derma{color:#fff}
nav{display:flex;align-items:center;gap:8px}
nav a{
  color:var(--text);
  padding:8px 16px;
  border-radius:6px;
  font-weight:500;
  font-size:.95rem;
  transition:var(--transition);
}
nav a:hover,nav a.active{color:var(--primary);background:var(--primary-light)}
.nav-cta{
  background:var(--primary)!important;
  color:#fff!important;
  border-radius:25px!important;
  padding:10px 22px!important;
  font-weight:600!important;
}
.nav-cta:hover{background:var(--accent)!important}
.nav-toggle-checkbox{display:none}
.nav-toggle-label{display:none;font-size:1.8rem;cursor:pointer;color:var(--primary);padding:5px}

/* ===== Hero ===== */
.hero{
  background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);
  color:#fff;
  text-align:center;
  padding:100px 20px 90px;
}
.hero-content{max-width:800px;margin:0 auto}
.hero h1{font-size:2.8rem;font-weight:800;line-height:1.2;margin-bottom:16px}
.hero-subtitle{font-size:1.25rem;opacity:.95;margin-bottom:8px}
.hero-tagline{font-size:1rem;opacity:.8;margin-bottom:32px}
.hero-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* Page Hero (inner pages) */
.page-hero{
  background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);
  color:#fff;
  text-align:center;
  padding:70px 20px 60px;
}
.page-hero h1{font-size:2.2rem;font-weight:800;margin-bottom:8px}
.page-hero p{font-size:1.1rem;opacity:.9}

/* ===== Buttons ===== */
.btn{
  display:inline-block;
  background:var(--gold);
  color:#fff;
  padding:13px 28px;
  border-radius:30px;
  font-weight:600;
  font-size:.95rem;
  text-decoration:none;
  transition:var(--transition);
  border:2px solid transparent;
  cursor:pointer;
}
.btn:hover{background:#c49835;color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn.outline{
  background:transparent;
  border:2px solid #fff;
  color:#fff;
}
.btn.outline:hover{background:#fff;color:var(--primary)}
.btn.secondary{
  background:#fff;
  color:var(--primary);
  border:2px solid #fff;
}
.btn.secondary:hover{background:transparent;color:#fff;border-color:#fff}

/* ===== Stats Section ===== */
.stats-section{
  background:#fff;
  margin-top:-40px;
  position:relative;
  z-index:10;
  padding:0 20px;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  max-width:900px;
  margin:0 auto;
  background:#fff;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.stat-card{
  text-align:center;
  padding:30px 20px;
  border-right:1px solid var(--border);
}
.stat-card:last-child{border-right:none}
.stat-number{font-size:2.2rem;font-weight:800;color:var(--primary);line-height:1}
.stat-label{font-size:.9rem;color:var(--text-light);margin-top:6px}

/* ===== Sections ===== */
.section{padding:70px 20px;max-width:var(--max-width);margin:0 auto}
.section.alt-bg{background:var(--bg-alt);max-width:100%;padding-left:20px;padding-right:20px}
.section.alt-bg > *{max-width:var(--max-width);margin-left:auto;margin-right:auto}
.section-title{
  text-align:center;
  font-size:2rem;
  font-weight:800;
  color:var(--primary);
  margin-bottom:10px;
}
.section-desc{
  text-align:center;
  color:var(--text-light);
  font-size:1.05rem;
  max-width:650px;
  margin:0 auto 40px;
}
.section-cta{text-align:center;margin-top:40px}

/* ===== Speciality Cards ===== */
.speciality-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.speciality-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:35px 25px;
  text-align:center;
  transition:var(--transition);
  text-decoration:none;
  color:var(--text);
}
.speciality-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-hover);
  border-color:var(--accent);
}
.speciality-icon{font-size:2.8rem;margin-bottom:14px;display:block}
.speciality-card h3{font-size:1.15rem;color:var(--primary);margin-bottom:10px}
.speciality-card p{font-size:.9rem;color:var(--text-light);line-height:1.6}

/* ===== Why Grid ===== */
.why-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.why-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px 25px;
  text-align:center;
  transition:var(--transition);
}
.why-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.why-icon{font-size:2.4rem;margin-bottom:12px}
.why-card h3{font-size:1.05rem;color:var(--primary);margin-bottom:8px}
.why-card p{font-size:.9rem;color:var(--text-light);line-height:1.6}

/* ===== Services Grid ===== */
.services-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.service-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px 25px;
  transition:var(--transition);
}
.service-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:var(--accent)}
.service-card h3{font-size:1.1rem;color:var(--primary);margin-bottom:10px}
.service-card p{font-size:.9rem;color:var(--text-light);line-height:1.6}

/* ===== Testimonials ===== */
.testimonials{background:var(--bg-alt);max-width:100%;padding:70px 20px}
.testimonials > *{max-width:var(--max-width);margin-left:auto;margin-right:auto}
.testimonial-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.testimonial-card{
  background:#fff;
  border-radius:var(--radius);
  padding:30px;
  box-shadow:var(--shadow);
  border-left:4px solid var(--gold);
}
.stars{margin-bottom:12px;font-size:1rem}
.testimonial-card p{font-size:.95rem;color:var(--text);line-height:1.7;font-style:italic;margin-bottom:14px}
.testimonial-author{font-weight:700;color:var(--primary);font-size:.9rem}

/* ===== CTA Banner ===== */
.cta-banner{
  background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);
  color:#fff;
  text-align:center;
  padding:60px 20px;
}
.cta-banner h2{font-size:1.8rem;font-weight:800;margin-bottom:10px}
.cta-banner p{font-size:1.05rem;opacity:.9;margin-bottom:24px}

/* ===== Map ===== */
.map-section iframe{
  border:none;
  border-radius:var(--radius);
  margin-top:10px;
  box-shadow:var(--shadow);
}

/* ===== About Content ===== */
.about-content{max-width:800px;margin:0 auto;text-align:center}
.about-content p{margin-bottom:18px;font-size:1.05rem;color:var(--text-light)}

/* ===== Doctor Profile ===== */
.doctor-profile{max-width:800px;margin:0 auto}
.doctor-info h3{font-size:1.3rem;color:var(--primary);margin-bottom:16px;text-align:center}
.doctor-info > p{text-align:center;color:var(--text-light);font-size:1.02rem;margin-bottom:28px}
.doctor-highlights{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.highlight{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
}
.highlight strong{color:var(--primary);display:block;margin-bottom:6px;font-size:.95rem}
.highlight p{font-size:.9rem;color:var(--text-light);margin:0}

/* ===== Patient Journey ===== */
.journey-steps{
  display:flex;
  justify-content:center;
  gap:20px;
  flex-wrap:wrap;
}
.journey-step{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px 20px;
  text-align:center;
  width:180px;
  transition:var(--transition);
}
.journey-step:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.step-number{
  width:48px;height:48px;
  background:var(--primary);
  color:#fff;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.2rem;
  font-weight:800;
  margin:0 auto 14px;
}
.journey-step h3{font-size:.95rem;color:var(--primary);margin-bottom:6px}
.journey-step p{font-size:.82rem;color:var(--text-light)}

/* ===== Contact Page ===== */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:start;
}
.contact-details h2,.contact-form-wrapper h2{
  font-size:1.5rem;
  color:var(--primary);
  margin-bottom:24px;
}
.contact-item{display:flex;gap:16px;margin-bottom:24px;align-items:flex-start}
.contact-icon{font-size:1.6rem;flex-shrink:0;margin-top:2px}
.contact-item h3{font-size:1rem;color:var(--primary);margin-bottom:4px}
.contact-item p{font-size:.95rem;color:var(--text-light);line-height:1.6}
.contact-item a{color:var(--accent);font-weight:600}
.contact-actions{display:flex;gap:12px;margin-top:10px}

/* Form */
.contact-form{display:flex;flex-direction:column;gap:18px}
.form-group{display:flex;flex-direction:column}
.form-group label{font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--text)}
.form-group input,
.form-group select,
.form-group textarea{
  padding:12px 16px;
  border:1px solid var(--border);
  border-radius:8px;
  font-size:.95rem;
  font-family:inherit;
  color:var(--text);
  transition:var(--transition);
  background:#fff;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(46,170,220,.15);
}
.form-btn{width:100%;text-align:center;border:none;font-size:1rem}

/* ===== Footer ===== */
footer{background:var(--primary-dark);color:#fff;padding:50px 20px 0}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:40px;
  max-width:var(--max-width);
  margin:0 auto;
  padding-bottom:30px;
}
.footer-col h3{font-size:1.1rem;margin-bottom:16px;color:var(--gold)}
.footer-col p{font-size:.9rem;opacity:.85;line-height:1.7;margin-bottom:6px}
.footer-col a{color:#fff;opacity:.85;transition:var(--transition)}
.footer-col a:hover{opacity:1;color:var(--gold)}
.footer-col ul{display:flex;flex-direction:column;gap:8px}
.footer-col li a{font-size:.9rem}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.15);
  text-align:center;
  padding:20px;
  font-size:.85rem;
  opacity:.7;
}

/* ===== Floating WhatsApp ===== */
.whatsapp-float{
  position:fixed;
  bottom:28px;
  right:28px;
  width:60px;height:60px;
  background:#25d366;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.8rem;
  color:#fff;
  box-shadow:0 4px 16px rgba(37,211,102,.4);
  z-index:999;
  transition:var(--transition);
  text-decoration:none;
}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 6px 24px rgba(37,211,102,.5)}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .speciality-grid,.why-grid,.services-grid,.testimonial-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-card:nth-child(2){border-right:none}
  .stat-card:nth-child(1),.stat-card:nth-child(2){border-bottom:1px solid var(--border)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .doctor-highlights{grid-template-columns:1fr}
}
@media(max-width:768px){
  .top-bar{font-size:.78rem;gap:15px;padding:6px 15px}
  .nav{padding:0 16px;height:60px}
  .logo-img{height:40px}
  .nav-toggle-label{display:block}
  nav{
    display:none;
    position:absolute;
    top:60px;left:0;right:0;
    background:#fff;
    flex-direction:column;
    padding:16px;
    box-shadow:var(--shadow);
    gap:4px;
  }
  .nav-toggle-checkbox:checked ~ nav{display:flex}
  nav a{padding:12px 16px;width:100%;text-align:left;border-radius:8px}
  .nav-cta{text-align:center!important}
  .hero{padding:70px 20px 60px}
  .hero h1{font-size:1.9rem}
  .hero-subtitle{font-size:1.05rem}
  .page-hero{padding:50px 20px 40px}
  .page-hero h1{font-size:1.7rem}
  .stats-section{margin-top:-30px}
  .stat-number{font-size:1.6rem}
  .section{padding:50px 16px}
  .section-title{font-size:1.6rem}
  .speciality-grid,.services-grid{grid-template-columns:1fr}
  .why-grid,.testimonial-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .footer-grid{grid-template-columns:1fr;gap:30px;text-align:center}
  .journey-steps{flex-direction:column;align-items:center}
  .cta-banner h2{font-size:1.4rem}
  .hero-actions{flex-direction:column;align-items:center}
  .contact-actions{flex-direction:column}
}
@media(max-width:480px){
  .hero h1{font-size:1.6rem}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat-card{border-right:none;border-bottom:1px solid var(--border);padding:20px 15px}
  .stat-card:nth-last-child(-n+2){border-bottom:none}
  .stat-card:nth-child(odd){border-right:1px solid var(--border)}
  .stat-number{font-size:1.4rem}
  .whatsapp-float{width:52px;height:52px;font-size:1.5rem;bottom:20px;right:20px}
}