/* =========================================
   ABDUL RAB KHAN MEDICAL CORPORATION
   Main Stylesheet
   ========================================= */

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

:root {
  --primary: #0b3d6e;
  --primary-dark: #082d52;
  --accent: #1a7abf;
  --accent-light: #3498db;
  --gold: #c9a84c;
  --text-dark: #1a1a2e;
  --text-mid: #3d3d5c;
  --text-light: #6b7280;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.25s ease;
  --max-width: 1200px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.7;
  font-size: 16px;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary);
}

img {
  max-width: 100%;
  display: block;
}

/* ---- LAYOUT ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 80px 0;
}

/* ---- HEADER / NAV ---- */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--primary-dark);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text .name {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.logo-text .tagline {
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 8px;
  align-items: center;
}

nav ul li a {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  text-decoration: none;
}

nav ul li a:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
}

nav ul li a.btn-nav {
  background: var(--gold);
  color: var(--primary-dark);
  font-weight: 700;
}

nav ul li a.btn-nav:hover {
  background: #e0b95c;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--transition);
}

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--accent) 100%);
  color: #fff;
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,168,76,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(26,122,191,0.2) 0%, transparent 70%);
  border-radius: 50%;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,168,76,0.2);
  border: 1px solid rgba(201,168,76,0.4);
  color: var(--gold);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

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

.hero p {
  font-size: 17px;
  color: rgba(255,255,255,0.80);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.75;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  background: #e0b95c;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.35);
  color: var(--primary-dark);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 2px solid rgba(255,255,255,0.5);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 26px;
  border-radius: var(--radius);
  transition: all var(--transition);
  text-decoration: none;
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 32px;
  width: 100%;
  max-width: 400px;
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.hero-card-icon {
  width: 48px;
  height: 48px;
  background: var(--gold);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--primary-dark);
}

.hero-card-header h3 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}

.hero-card-header p {
  font-size: 12px;
  color: rgba(255,255,255,0.6);
  margin: 0;
}

.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-item {
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}

.stat-number {
  font-size: 26px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---- TRUST BAR ---- */
.trust-bar {
  background: var(--bg-light);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}

.trust-bar-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-mid);
  font-size: 14px;
  font-weight: 500;
}

.trust-item svg {
  width: 20px;
  height: 20px;
  fill: var(--accent);
  flex-shrink: 0;
}

/* ---- SECTION HEADER ---- */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: 17px;
  color: var(--text-light);
  line-height: 1.75;
}

/* ---- SERVICES ---- */
#services {
  background: var(--bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(26,122,191,0.3);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ---- INDUSTRIES ---- */
#industries {
  background: var(--bg-light);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.industry-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}

.industry-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.industry-card svg {
  width: 36px;
  height: 36px;
  fill: var(--accent);
  margin: 0 auto 12px;
}

.industry-card h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
}

/* ---- ABOUT ---- */
#about {
  background: var(--bg-white);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-main-box {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.about-main-box::after {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 180px;
  height: 180px;
  background: rgba(201,168,76,0.15);
  border-radius: 50%;
}

.about-main-box h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1.2;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.about-main-box p {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  margin: 0;
  position: relative;
  z-index: 1;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: 40px;
  background: var(--gold);
  border-radius: var(--radius);
  padding: 14px 20px;
  box-shadow: var(--shadow-lg);
}

.about-badge p {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0;
}

.about-content h2 {
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 800;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.about-content p {
  color: var(--text-light);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-features {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.feature-dot {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-dot svg {
  width: 14px;
  height: 14px;
  fill: #fff;
}

.about-feature p {
  margin: 0;
  font-size: 15px;
  color: var(--text-mid);
}

/* ---- CONTACT ---- */
#contact {
  background: var(--bg-light);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.contact-info > p {
  color: var(--text-light);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-icon svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

.contact-detail-text h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-mid);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.contact-detail-text p,
.contact-detail-text a {
  font-size: 15px;
  color: var(--text-dark);
  text-decoration: none;
  line-height: 1.5;
}

.contact-detail-text a:hover {
  color: var(--accent);
}

.contact-form-box {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form-box h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-mid);
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text-dark);
  background: var(--bg-light);
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,122,191,0.12);
  background: #fff;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition);
  font-family: inherit;
}

.btn-submit:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

/* ---- FOOTER ---- */
footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
  max-width: 260px;
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--gold);
}

.footer-col ul li {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.5;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-bottom-links a:hover {
  color: var(--gold);
}

/* ---- INNER PAGES (privacy, terms) ---- */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
  padding: 60px 0 50px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(26px, 3.5vw, 44px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.page-hero p {
  font-size: 15px;
  color: rgba(255,255,255,0.7);
}

.page-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 24px 80px;
}

.page-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 36px 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}

.page-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 24px 0 8px;
}

.page-content p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.85;
  margin-bottom: 14px;
}

.page-content ul,
.page-content ol {
  margin: 12px 0 16px 24px;
}

.page-content li {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 6px;
}

.page-content a {
  color: var(--accent);
}

.page-content a:hover {
  color: var(--primary);
}

.info-box {
  background: rgba(26,122,191,0.07);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 16px 20px;
  margin: 20px 0;
}

.info-box p {
  margin: 0;
  font-size: 14px;
  color: var(--text-mid);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 0;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  nav ul.open {
    display: flex;
  }

  nav ul li a {
    display: block;
    padding: 12px 16px;
  }

  .hamburger {
    display: flex;
  }

  header {
    position: relative;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .hero-badge {
    justify-content: center;
  }

  .about-inner,
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-badge {
    position: static;
    margin-top: 20px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .trust-bar-inner {
    gap: 20px;
  }

  .industries-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero h1 {
    font-size: 26px;
  }
}