/* =========================================
   Dr. Anupma Sahay — Main Stylesheet
   Color: #00A0C4 (rgb(0,160,196))
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');

:root {
  --primary: #00A0C4;
  --primary-dark: #0080a0;
  --primary-light: #e6f7fb;
  --white: #ffffff;
  --off-white: #f8fafb;
  --text-dark: #1a2332;
  --text-mid: #3d5166;
  --text-light: #6b8299;
  --border: #d8eaf0;
  --shadow-sm: 0 2px 12px rgba(0,160,196,0.08);
  --shadow-md: 0 8px 32px rgba(0,160,196,0.14);
  --shadow-lg: 0 20px 60px rgba(0,160,196,0.18);
  --radius: 10px;
  --radius-lg: 18px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  font-size: 16px;
  line-height: 1.7;
}

h1, h2, h3, h4, h5 {
  font-family: 'Playfair Display', serif;
  line-height: 1.25;
  color: var(--text-dark);
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ---- UTILITIES ---- */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-alt { background: var(--off-white); }

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-light);
  max-width: 600px;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(0,160,196,0.3);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,160,196,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

/* ---- HEADER ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(0,160,196,0.06);
}

.header-top {
  background: var(--primary);
  color: var(--white);
  padding: 8px 0;
  font-size: 13px;
}
.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.header-top a { color: var(--white); opacity: 0.9; }
.header-top a:hover { opacity: 1; }
.header-top-contacts { display: flex; gap: 24px; align-items: center; }
.header-top-contacts span { display: flex; align-items: center; gap: 6px; }

.header-main { padding: 16px 0; }
.header-main .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo { display: flex; align-items: center; gap: 14px; }
.logo-icon {
  width: 52px;
  height: 52px;
  background: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  flex-shrink: 0;
}
.logo-text .name {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
}
.logo-text .tagline {
  font-size: 12px;
  color: var(--text-light);
  font-weight: 400;
}

.main-nav { display: flex; align-items: center; gap: 4px; }

.nav-item { position: relative; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  background: var(--primary-light);
  color: var(--primary);
}
.nav-link .arrow { font-size: 10px; transition: var(--transition); }
.nav-item:hover .arrow { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  min-width: 220px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  z-index: 100;
}
.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--text-mid);
  transition: var(--transition);
}
.dropdown a:hover {
  background: var(--primary-light);
  color: var(--primary);
  padding-left: 24px;
}

.header-cta { display: flex; align-items: center; gap: 12px; }
.header-phone {
  font-weight: 600;
  color: var(--primary);
  font-size: 15px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-dark);
  transition: var(--transition);
  border-radius: 2px;
}

/* ---- FOOTER ---- */
.site-footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.75);
}

.footer-main {
  padding: 64px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}

.footer-brand .logo-text .name { color: var(--white); }
.footer-brand .logo-text .tagline { color: rgba(255,255,255,0.5); }
.footer-brand .logo-icon { background: var(--primary); }
.footer-desc {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  opacity: 0.7;
}
.footer-socials { display: flex; gap: 10px; margin-top: 20px; }
.footer-socials a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  transition: var(--transition);
  font-size: 15px;
}
.footer-socials a:hover { background: var(--primary); }

.footer-col h4 {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-links a:hover { color: var(--primary); padding-left: 4px; }

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 14px;
}
.footer-contact-item .icon {
  width: 34px;
  height: 34px;
  background: rgba(0,160,196,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  font-size: 15px;
}
.footer-contact-item .info { color: rgba(255,255,255,0.7); line-height: 1.6; }
.footer-contact-item a { color: var(--primary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---- HERO ---- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--text-dark) 0%, #0d2840 100%);
  color: var(--white);
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(0,160,196,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0,160,196,0.1) 0%, transparent 40%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 24px;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,160,196,0.2);
  border: 1px solid rgba(0,160,196,0.4);
  color: #7dd8ee;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.15;
}

.hero h1 span { color: var(--primary); }

.hero-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}
.hero-credentials .badge {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 12px;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

.hero-desc {
  font-size: 17px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
  max-width: 500px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.stat-item { text-align: center; }
.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}
.stat-label { font-size: 12px; color: rgba(255,255,255,0.55); margin-top: 4px; }

.hero-image-wrap {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-image-frame {
  position: relative;
  width: 420px;
  max-width: 100%;
}
.hero-image-frame::before {
  content: '';
  position: absolute;
  inset: -12px;
  border-radius: 24px;
  border: 2px solid rgba(0,160,196,0.3);
  z-index: 0;
}
.hero-image-frame img {
  width: 100%;
  border-radius: 20px;
  object-fit: cover;
  height: 520px;
  position: relative;
  z-index: 1;
}
.hero-badge-card {
  position: absolute;
  background: var(--white);
  border-radius: 14px;
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-badge-card.bc-1 { bottom: 32px; left: -28px; }
.hero-badge-card.bc-2 { top: 32px; right: -28px; }
.hero-badge-card .icon { font-size: 22px; }
.hero-badge-card .label { font-size: 12px; color: var(--text-light); }
.hero-badge-card .value { font-size: 15px; font-weight: 700; color: var(--text-dark); }

/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
  transform: scaleY(0);
  transition: var(--transition);
  transform-origin: bottom;
}
.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}
.service-card:hover::before { transform: scaleY(1); }

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.service-card h3 { font-size: 18px; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--text-light); line-height: 1.75; }
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  margin-top: 16px;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; }

/* ---- ABOUT SECTION ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-image-wrap { position: relative; }
.about-image-frame {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-image-frame img {
  width: 100%;
  height: 540px;
  object-fit: cover;
}
.about-exp-badge {
  position: absolute;
  bottom: 28px;
  right: -20px;
  background: var(--primary);
  color: var(--white);
  border-radius: 14px;
  padding: 16px 22px;
  text-align: center;
  box-shadow: var(--shadow-md);
}
.about-exp-badge .num {
  font-family: 'Playfair Display', serif;
  font-size: 36px;
  font-weight: 700;
  display: block;
  line-height: 1;
}
.about-exp-badge .lbl { font-size: 12px; opacity: 0.85; }

.expertise-list { margin-top: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.expertise-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-mid);
}
.expertise-item::before {
  content: '✓';
  width: 22px;
  height: 22px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ---- TECHNOLOGY SECTION ---- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.tech-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}
.tech-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.tech-item .icon { font-size: 28px; margin-bottom: 10px; }
.tech-item p { font-size: 13px; font-weight: 500; color: var(--text-mid); line-height: 1.5; }

/* ---- GALLERY GRID ---- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}
.gallery-grid img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

/* ---- CONTACT SECTION ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
}
.contact-info-card {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  color: var(--white);
}
.contact-info-card h3 {
  color: var(--white);
  font-size: 24px;
  margin-bottom: 24px;
}
.contact-detail {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
  align-items: flex-start;
}
.contact-detail .icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail .info-label { font-size: 12px; opacity: 0.7; text-transform: uppercase; letter-spacing: 1px; }
.contact-detail .info-value { font-size: 15px; font-weight: 600; }

.contact-form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text-mid); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: 'DM Sans', sans-serif;
  font-size: 15px;
  color: var(--text-dark);
  transition: var(--transition);
  background: var(--off-white);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(0,160,196,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---- PAGE BANNER ---- */
.page-banner {
  background: linear-gradient(135deg, var(--text-dark) 0%, #0d2840 100%);
  color: var(--white);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}
.page-banner::after {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 400px;
  height: 400px;
  background: rgba(0,160,196,0.1);
  border-radius: 50%;
}
.page-banner h1 { color: var(--white); font-size: clamp(28px, 4vw, 44px); margin-bottom: 8px; }
.page-banner p { color: rgba(255,255,255,0.65); font-size: 15px; }
.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
}
.breadcrumb a { color: var(--primary); }
.breadcrumb span { color: rgba(255,255,255,0.35); }

/* ---- TESTIMONIALS ---- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px; right: 22px;
  font-family: 'Playfair Display', serif;
  font-size: 72px;
  color: var(--primary);
  opacity: 0.15;
  line-height: 1;
}
.stars { color: #f59e0b; font-size: 14px; margin-bottom: 12px; }
.testimonial-text { font-size: 14px; color: var(--text-mid); line-height: 1.8; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--primary);
  font-weight: 700;
}
.author-name { font-size: 14px; font-weight: 600; }
.author-location { font-size: 12px; color: var(--text-light); }

/* ---- ADMIN NOTICE ---- */
.admin-bar {
  background: #1a2332;
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 6px;
  font-size: 12px;
}
.admin-bar a { color: var(--primary); font-weight: 600; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-image-wrap { display: none; }
  .hero-stats { justify-content: center; }
  .hero-credentials { justify-content: center; }
  .hero-actions { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .about-image-wrap { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .header-top { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .expertise-list { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-badge-card { display: none; }
  .about-exp-badge { right: 10px; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

/* ---- MOBILE NAV ---- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--white);
  z-index: 9999;
  overflow-y: auto;
  padding: 24px;
}
.mobile-nav.open { display: block; }
.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}
.mobile-nav-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-dark);
}
.mobile-nav-links { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav-links a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: var(--radius);
  transition: var(--transition);
}
.mobile-nav-links a:hover { background: var(--primary-light); color: var(--primary); }
.mobile-nav-links .sub-link {
  padding-left: 32px;
  font-size: 14px;
  color: var(--text-light);
}

/* ---- WHY US ---- */
.whyus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.whyus-item {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.whyus-item:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.whyus-item .icon { font-size: 36px; margin-bottom: 16px; }
.whyus-item h4 { font-size: 16px; margin-bottom: 8px; }
.whyus-item p { font-size: 13px; color: var(--text-light); line-height: 1.7; }

@media (max-width: 768px) {
  .whyus-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .whyus-grid { grid-template-columns: 1fr; }
}