/* ==========================================================================
   Design System & Premium CSS variables
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Colors */
  --primary: #0d9488;          /* Premium Teal (Brand Primary) */
  --primary-dark: #0f766e;     /* Dark Teal for hover/dark states */
  --primary-light: #14b8a6;    /* Vibrant Teal Accent */
  --primary-glow: rgba(13, 148, 136, 0.12);
  --secondary: #0284c7;        /* Clinical Blue (Trustworthy Medical Blue) */
  --secondary-light: #38bdf8;  /* Light Sky Blue */
  --secondary-dark: #0369a1;   /* Deeper Clinical Blue */
  --secondary-glow: rgba(2, 132, 199, 0.1);
  
  /* Ayurvedic Accents */
  --ayurveda-green: #064e3b;   /* Rich Forest Green representing Ayurveda */
  --ayurveda-green-light: #10b981; /* Vibrant Natural Green */
  --ayurveda-green-glow: rgba(6, 78, 59, 0.12);

  --accent: #d97706;           /* Luxury Gold */
  --accent-light: #f59e0b;
  --accent-glow: rgba(217, 119, 6, 0.1);
  --success: #10b981;
  --danger: #ef4444;
  --white: #ffffff;

  /* Neutrals */
  --bg-main: #ffffff;
  --bg-soft: #f0fdfa;          /* Soft Premium Clinical Teal/Blue Tint */
  --bg-gradient: linear-gradient(135deg, #e0f2fe 0%, #f0fdfa 100%); /* Clinical Blue to Teal gradient */
  --bg-gold-gradient: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  --text-dark: #0f172a;        /* Deep Slate */
  --text-muted: #475569;       /* Slate Grey */
  --text-light: #f8fafc;
  --border: #e2e8f0;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.07), 0 8px 10px -6px rgba(0, 0, 0, 0.07);
  --shadow-premium: 0 30px 60px -15px rgba(13, 148, 136, 0.1), 0 10px 20px -5px rgba(0, 0, 0, 0.05);
  --shadow-gold: 0 20px 25px -5px rgba(217, 119, 6, 0.15);

  /* Layout Constants */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 30px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Global Resets & Defaults
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background-color: var(--bg-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: 94px; /* Space for taller sticky footer form */
}

@media (max-width: 1024px) {
  body {
    padding-bottom: 180px;
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 140px;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  color: var(--primary);
  font-weight: 700;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ==========================================================================
   Utility Classes
   ========================================================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-center { text-align: center; }
.section-padding { padding: 5rem 0; }
.section-padding-large { padding: 7rem 0; }

.mobile-only {
  display: none !important;
}
@media (max-width: 768px) {
  .mobile-only {
    display: inline-flex !important;
  }
}

/* ── BADGE: Upgraded pill with glow ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1.15rem;
  background: linear-gradient(135deg, rgba(13,148,136,0.18) 0%, rgba(20,184,166,0.10) 100%);
  color: var(--primary-light);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: 50px;
  border: 1px solid rgba(20, 184, 166, 0.35);
  margin-bottom: 1.1rem;
  box-shadow: 0 0 14px rgba(13,148,136,0.18);
}

.badge-gold {
  background: linear-gradient(135deg, rgba(217,119,6,0.15) 0%, rgba(245,158,11,0.10) 100%);
  color: var(--accent-light);
  border: 1px solid rgba(245,158,11,0.35);
  box-shadow: 0 0 14px rgba(217,119,6,0.18);
}

.badge-green {
  background: linear-gradient(135deg, rgba(6,78,59,0.25) 0%, rgba(16,185,129,0.10) 100%);
  color: #6ee7b7;
  border: 1px solid rgba(16,185,129,0.3);
}

/* ── SECTION TITLE: Bold, large ── */
.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 0;
  position: relative;
  display: inline-block;
}

/* ── Heading strip: decorative lines on both sides ── */
.section-title-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  margin-bottom: 1.5rem;
  width: 100%;
}

.section-title-wrap::before,
.section-title-wrap::after {
  content: '';
  flex: 1;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(13, 148, 136, 0.3) 30%,
    rgba(20, 184, 166, 0.65) 60%,
    rgba(245, 158, 11, 0.4) 100%);
}

.section-title-wrap::after {
  background: linear-gradient(270deg,
    transparent 0%,
    rgba(13, 148, 136, 0.3) 30%,
    rgba(20, 184, 166, 0.65) 60%,
    rgba(245, 158, 11, 0.4) 100%);
}

/* Dark-section: brighter glowing lines */
.causes .section-title-wrap::before,
.symptoms .section-title-wrap::before,
.process .section-title-wrap::before,
.track-record .section-title-wrap::before,
.testimonial-dark-banner .section-title-wrap::before,
.final-cta .section-title-wrap::before {
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(45, 212, 191, 0.25) 25%,
    rgba(94, 234, 212, 0.7) 65%,
    rgba(245, 158, 11, 0.55) 100%);
}

.causes .section-title-wrap::after,
.symptoms .section-title-wrap::after,
.process .section-title-wrap::after,
.track-record .section-title-wrap::after,
.testimonial-dark-banner .section-title-wrap::after,
.final-cta .section-title-wrap::after {
  background: linear-gradient(270deg,
    transparent 0%,
    rgba(45, 212, 191, 0.25) 25%,
    rgba(94, 234, 212, 0.7) 65%,
    rgba(245, 158, 11, 0.55) 100%);
}

/* Section subtitle */
.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0.25rem auto 3rem auto;
  line-height: 1.7;
}

/* ── Shared h2 styling for non-.section-title headings wrapped in .section-title-wrap ── */
.section-title-wrap h2:not(.section-title) {
  font-family: 'Outfit', sans-serif;
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin-bottom: 0;
  display: inline-block;
}

/* Light bg sections: dark teal→navy gradient text */
.kidney-disease .section-title-wrap h2,
.ayurveda-heals .section-title-wrap h2,
.meet-doctor .section-title-wrap h2 {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* CTA section uses white→teal gradient (dark bg) */
.final-cta .section-title-wrap h2 {
  background: linear-gradient(135deg, #ffffff 0%, #5eead4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(45,212,191,0.5));
}

/* ── For left-aligned wrappers (non-centered sections), lines still extend equally ── */
.kidney-info .section-title-wrap,
.ayurveda-content .section-title-wrap,
.doctor-content .section-title-wrap {
  justify-content: flex-start;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 2.2rem;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  gap: 0.5rem;
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(13, 148, 136, 0.45);
}

.btn-secondary {
  background-color: #172334;
  color: var(--white);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3);
}

.btn-secondary:hover {
  background-color: #23334b;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4);
}

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

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

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.header {
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform 0.3s ease;
}

.brand-logo-img:hover {
  transform: scale(1.03);
}

.logo-main {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--primary);
}

.logo-main span {
  color: var(--ayurveda-green-light);
}

.logo-subtitle {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  font-weight: 600;
  border-left: 2px solid var(--border);
  padding-left: 0.85rem;
  line-height: 1.2;
}

/* Navigation Styles */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-list li {
  position: relative;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  padding: 0.5rem 0;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link:hover {
  color: var(--primary);
}

.nav-dropdown-icon {
  font-size: 0.75rem;
  transition: var(--transition);
}

.nav-item-has-children:hover .nav-dropdown-icon {
  transform: rotate(180deg);
}

/* Mega Menu */
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(15px);
  background: var(--white);
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  width: 500px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  border: 1px solid var(--border);
  z-index: 1000;
}

.nav-item-has-children:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.mega-menu-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.mega-menu-column h4 {
  font-size: 1rem;
  color: var(--primary-dark);
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--primary-glow);
  padding-bottom: 0.5rem;
}

.mega-menu-column ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mega-menu-column a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.mega-menu-column a:hover {
  color: var(--primary);
  padding-left: 0.25rem;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

.contact-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.phone-link {
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.phone-link i {
  color: var(--accent);
}

@media (max-width: 1024px) {
  .main-nav {
    display: none;
  }
  .main-nav.active {
    display: flex !important;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 1rem 0;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    z-index: 999;
  }
  .main-nav.active .nav-list {
    flex-direction: column;
    width: 100%;
    gap: 0;
  }
  .main-nav.active .nav-link {
    padding: 1rem 2rem;
    width: 100%;
    border-bottom: 1px solid var(--border);
  }
  .main-nav.active .mega-menu {
    position: static;
    transform: none;
    width: 100%;
    box-shadow: none;
    padding: 1rem 2rem;
    display: none;
    visibility: visible;
    opacity: 1;
    border: none;
    background: var(--bg-soft);
  }
  .main-nav.active .nav-item-has-children:hover .mega-menu {
    display: block;
  }
  .main-nav.active .mega-menu-inner {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .phone-text {
    display: none;
  }
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  background-color: #0b1c24; /* Deep premium navy/emerald dark background */
  padding: 4.5rem 0 0 0; /* 0 bottom padding so doctor image touches bottom */
  overflow: hidden;
}

/* Background image overlay with low opacity */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/banner.jpg') no-repeat center center / cover;
  opacity: 0.35; /* Less opacity so text is visible clearly */
  z-index: 1;
}

/* Dark gradient overlay for superior text contrast */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(11, 28, 36, 0.9) 0%, rgba(15, 23, 42, 0.75) 100%);
  z-index: 2;
}

/* Position all inner content above background overlays */
.hero > .container {
  position: relative;
  z-index: 3;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: flex-end; /* Align doctor image flush with bottom */
}

.hero-content {
  padding-bottom: 4.5rem; /* Padding for text content while image reaches bottom */
}

.hero-content h1 {
  font-size: 3rem;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--white); /* White text for contrast on dark background */
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: 1.15rem;
  color: #cbd5e1; /* Light slate grey text for excellent contrast and readability */
  margin-bottom: 2rem;
  border-left: 4px solid var(--accent);
  padding-left: 1rem;
}

.hero-trust-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.trust-badge-card {
  background-color: var(--white);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.trust-badge-card i {
  font-size: 1.5rem;
  color: var(--primary-light);
  margin-bottom: 0.5rem;
}

.trust-badge-card.natural-card i {
  color: var(--ayurveda-green-light);
}

.trust-badge-card h4 {
  font-size: 0.85rem;
  color: var(--text-dark);
}

/* Hero Right Visual */
.hero-visual-container {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  position: relative;
  height: 100%;
}

.hero-right-img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-premium);
  border: 1px solid rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.hero-right-img:hover {
  transform: translateY(-5px) scale(1.01);
  box-shadow: var(--shadow-xl);
}

.hero-doctor-container {
  position: relative;
  width: 100%;
  max-width: 580px;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  margin-bottom: 0;
  line-height: 0;
}

/* Subtle medical green/teal glow behind the doctor image for a premium clinical aesthetic */
.hero-doctor-container::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  height: 85%;
  background: radial-gradient(ellipse at 50% 50%, rgba(20, 184, 166, 0.35) 0%, rgba(13, 148, 136, 0.15) 50%, rgba(20, 184, 166, 0) 75%);
  z-index: 1;
  pointer-events: none;
}

.hero-doctor-img {
  width: 100%;
  max-width: 560px;
  height: auto;
  max-height: 640px;
  object-fit: contain;
  transform: scaleX(-1); /* Horizontally reversed as requested */
  z-index: 2;
  position: relative;
  display: block;
  vertical-align: bottom;
  margin-bottom: 0;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.4s ease;
}

.hero-doctor-img:hover {
  transform: scaleX(-1) translateY(-6px);
  filter: drop-shadow(0 30px 60px rgba(20, 184, 166, 0.4));
}

.doctor-label {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(11, 28, 36, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 1rem 5rem;
  text-align: center;
  z-index: 10;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  line-height: 1.2;
  white-space: nowrap;
}

.doctor-label strong {
  display: block;
  font-family: 'Outfit', sans-serif;
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.doctor-label span {
  display: block;
  font-size: 0.75rem;
  color: var(--primary-light);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.form-group {
  margin-bottom: 1.25rem;
}

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

.form-label {
  display: block;
  font-weight: 500;
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
  color: var(--text-dark);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

.form-disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1rem;
  line-height: 1.3;
}

/* ==========================================================================
   Section: What is Kidney Disease
   ========================================================================== */
.kidney-disease {
  background-color: var(--bg-main);
}

.kidney-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.kidney-info h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
}

.kidney-info p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
}

.kidney-info-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  text-align: left;
}

.kidney-info-list li {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  position: relative;
  padding-left: 2rem;
}

.kidney-info-list li::before {
  content: '';
  position: absolute;
  left: 0.25rem;
  top: 0.6rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
}


/* Kidney Stages Interactive CSS */
.kidney-stages-container {
  background-color: #1b594c;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
}

.stages-selector {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.5rem;
}

.stage-btn {
  background: none;
  border: none;
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: #c7c7c7;
  cursor: pointer;
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: var(--transition);
}

.stage-btn.active {
  color: var(--primary);
}

.stage-btn.active::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  right: 0;
  height: 3px;
  background-color: var(--primary);
}

/* Per-stage active tab accent colors */
.stage-btn[data-stage="1"].active { color: #059669; }
.stage-btn[data-stage="1"].active::after { background-color: #059669; }

.stage-btn[data-stage="2"].active { color: #b45309; }
.stage-btn[data-stage="2"].active::after { background-color: #d97706; }

.stage-btn[data-stage="3"].active { color: #c2410c; }
.stage-btn[data-stage="3"].active::after { background-color: #ea580c; }

.stage-btn[data-stage="4"].active { color: #dc2626; }
.stage-btn[data-stage="4"].active::after { background-color: #dc2626; }

.stage-btn[data-stage="5"].active { color: #991b1b; }
.stage-btn[data-stage="5"].active::after { background-color: #b91c1c; }

.stage-content-item {
  display: none;
}

.stage-content-item.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

.stage-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.stage-header h4 {
  font-size: 1.25rem;
}

.stage-status {
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}

.stage-status.green  { background: linear-gradient(135deg,#d1fae5,#a7f3d0); color:#065f46; font-weight:700; }
.stage-status.yellow { background: linear-gradient(135deg,#fef9c3,#fde68a); color:#78350f; font-weight:700; }
.stage-status.orange { background: linear-gradient(135deg,#ffedd5,#fed7aa); color:#9a3412; font-weight:700; }
.stage-status.red    { background: linear-gradient(135deg,#fee2e2,#fecaca); color:#991b1b; font-weight:700; }

/* ── Per-stage panel background & color themes ── */
/* Stage 1 — Teal/Emerald (safe) */
#stage-1 {
  background: linear-gradient(145deg, #ecfdf5 0%, #d1fae5 100%);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid #6ee7b7;
}
#stage-1 .stage-header h4 { color: #065f46; }
#stage-1 .stage-metrics {
  background: rgba(6, 78, 59, 0.82);
  border: 1px solid #34d399;
}
#stage-1 .metric-box h5 { color: #6ee7b7; }
#stage-1 .metric-box p { color: #d1fae5; }
#stage-1 .stage-pointers li { color: #065f46; }
#stage-1 .stage-pointers li::before { color: #10b981; }

/* Stage 2 — Yellow-lime (mild concern) */
#stage-2 {
  background: linear-gradient(145deg, #fefce8 0%, #fef08a 100%);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid #fcd34d;
}
#stage-2 .stage-header h4 { color: #78350f; }
#stage-2 .stage-metrics {
  background: rgba(113, 63, 18, 0.82);
  border: 1px solid #f59e0b;
}
#stage-2 .metric-box h5 { color: #fde68a; }
#stage-2 .metric-box p { color: #fef9c3; }
#stage-2 .stage-pointers li { color: #78350f; }
#stage-2 .stage-pointers li::before { color: #d97706; }

/* Stage 3 — Amber/orange (moderate warning) */
#stage-3 {
  background: linear-gradient(145deg, #fff7ed 0%, #fed7aa 100%);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid #fb923c;
}
#stage-3 .stage-header h4 { color: #7c2d12; }
#stage-3 .stage-metrics {
  background: rgba(124, 45, 18, 0.82);
  border: 1px solid #fb923c;
}
#stage-3 .metric-box h5 { color: #fed7aa; }
#stage-3 .metric-box p { color: #fff7ed; }
#stage-3 .stage-pointers li { color: #7c2d12; }
#stage-3 .stage-pointers li::before { color: #ea580c; }

/* Stage 4 — Deep orange-red (severe) */
#stage-4 {
  background: linear-gradient(145deg, #fef2f2 0%, #fecaca 100%);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid #f87171;
}
#stage-4 .stage-header h4 { color: #7f1d1d; }
#stage-4 .stage-metrics {
  background: rgba(127, 29, 29, 0.82);
  border: 1px solid #f87171;
}
#stage-4 .metric-box h5 { color: #fecaca; }
#stage-4 .metric-box p { color: #fff1f2; }
#stage-4 .stage-pointers li { color: #7f1d1d; }
#stage-4 .stage-pointers li::before { color: #ef4444; }

/* Stage 5 — Dark crimson (critical/failure) */
#stage-5 {
  background: linear-gradient(145deg, #450a0a 0%, #7f1d1d 100%);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  border: 1px solid #b91c1c;
}
#stage-5 .stage-header h4 { color: #fca5a5; }
#stage-5 .stage-metrics {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid #b91c1c;
}
#stage-5 .metric-box h5 { color: #fca5a5; }
#stage-5 .metric-box p { color: #fef2f2; }
#stage-5 .stage-pointers li { color: #fecaca; }
#stage-5 .stage-pointers li::before { color: #f87171; }

.stage-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  background: rgba(15, 23, 42, 0.75);
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border: 1px solid var(--border);
  backdrop-filter: blur(4px);
}

.metric-box h5 {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.65);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-box p {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0;
}


.stage-pointers {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  text-align: left;
}

.stage-pointers li {
  font-size: 0.95rem;
  color: var(--text-muted);
  position: relative;
  padding-left: 1.5rem;
  line-height: 1.5;
}

.stage-pointers li::before {
  content: "•";
  color: var(--primary-light);
  font-weight: bold;
  font-size: 1.3rem;
  position: absolute;
  left: 0.25rem;
  top: -1px;
}

.kidney-image-container {
  width: 100%;
  max-height: 600px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-soft);
}

.kidney-disease-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.kidney-image-container:hover .kidney-disease-img {
  transform: scale(1.03);
}

/* ==========================================================================
   Section: Causes of Kidney Disease
   ========================================================================== */
.causes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  align-items: start;
}

.cause-card {
  background-color: var(--white);
  padding: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.cause-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--primary-light);
  transform: scaleY(0);
  transition: var(--transition);
  z-index: 3;
}

.cause-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.cause-card:hover::before {
  transform: scaleY(1);
}

.cause-image-wrapper {
  width: 100%;
  height: 180px;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.cause-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.cause-card:hover .cause-image-wrapper img {
  transform: scale(1.05);
}

.cause-card-content {
  padding: 0;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

/* Remove default browser details marker */
.cause-card-content summary {
  list-style: none;
}
.cause-card-content summary::-webkit-details-marker {
  display: none;
}

.cause-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  user-select: none;
  gap: 0.75rem;
  transition: background 0.25s ease;
  /* Custom caret via ::after */
  position: relative;
}

.cause-card-header::after {
  content: '\f078'; /* fa-chevron-down */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--primary-light);
  flex-shrink: 0;
  transition: transform 0.3s ease;
  display: inline-block;
}

details[open] > .cause-card-header::after {
  transform: rotate(180deg);
}

.cause-card-header:hover {
  background: rgba(255,255,255,0.04);
}

.cause-card-header h3 {
  font-size: 1.2rem;
  margin: 0;
  color: var(--white);
  text-align: left;
  flex: 1;
}

.cause-card-body {
  padding: 0 1.5rem 1.25rem;
  animation: fadeIn 0.3s ease;
}

.cause-card-content p {
  color: #cbd5e1;
  font-size: 0.93rem;
  line-height: 1.6;
  margin: 0;
  text-align: left;
}



.causes {
  position: relative;
  background-color: #033729; /* Dark green base matching track-record section */
  overflow: hidden;
}

/* Background image overlay with low opacity */
.causes::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/causes-banner.jpg') no-repeat center center / cover;
  opacity: 0.35; /* Same opacity as hero */
  z-index: 1;
}

/* Dark green-teal gradient overlay matching track-record section */
.causes::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.7) 0%, rgba(3, 55, 41, 0.8) 100%);
  z-index: 2;
}

/* Position all inner content above background overlays */
.causes > .container {
  position: relative;
  z-index: 3;
}

.causes .section-title {
  background: linear-gradient(135deg, #ffffff 0%, #5eead4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
  filter: drop-shadow(0 0 20px rgba(45,212,191,0.55));
}



.causes .section-subtitle {
  color: #cbd5e1;
}

/* Badge styling on dark background */
.causes .badge {
  background: rgba(45, 212, 191, 0.14);
  color: #2dd4bf;
  border: 1px solid rgba(45, 212, 191, 0.4);
  box-shadow: 0 0 18px rgba(45,212,191,0.2);
}

/* Cause Cards styled for dark background */
.causes .cause-card {
  background-color: #0a241f; /* Deep dark green-teal card background */
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.causes .cause-image-wrapper {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.causes .cause-card-content h3 {
  color: var(--white);
}

.causes .cause-card-body p {
  color: #cbd5e1;
}

/* ==========================================================================
   Section: Testimonials / Case Studies
   ========================================================================== */
.testimonial-section {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.testimonial-section.testimonial-bg-white {
  background-color: var(--bg-main);
}

.testimonial-section.testimonial-bg-soft {
  background-color: var(--bg-soft);
}

/* ── Light-section headings: strong teal→navy gradient so they POP ── */
.testimonial-bg-white .section-title,
.testimonial-bg-soft .section-title,
.faqs .section-title,
.kidney-disease .section-title,
.ayurveda-heals .section-title,
.root-cause .section-title,
.meet-doctor .section-title {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Badge on light sections: clearly teal pill that stands apart */
.testimonial-bg-white .badge,
.testimonial-bg-soft .badge,
.faqs .badge,
.kidney-disease .badge,
.ayurveda-heals .badge,
.root-cause .badge,
.meet-doctor .badge {
  background: linear-gradient(135deg, rgba(13,148,136,0.12) 0%, rgba(20,184,166,0.07) 100%);
  color: var(--primary);
  border: 1px solid rgba(13,148,136,0.35);
  box-shadow: 0 0 12px rgba(13,148,136,0.12);
}

.testimonial-container {
  max-width: 1100px;
  margin: 0 auto;
}

/* Multi-column Testimonial grid */
.testimonial-grid-three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card-v2 {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition);
}

.testimonial-card-v2:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

/* Video Holder styling */
.testimonial-video-wrapper {
  position: relative;
  width: 100%;
  padding-top: 65%; /* Taller aspect ratio for more visual dominance */
  background-color: #000000;
  flex-shrink: 0;
}

.testimonial-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.testimonial-details {
  padding: 0.85rem 1.15rem; /* More compact padding to make video section look bigger */
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: var(--bg-soft); /* Coordinated background for text details */
  border-top: 1px solid var(--border);
}

.testimonial-quote-icon {
  font-size: 1.5rem;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.testimonial-quote {
  font-size: 0.88rem;
  font-style: italic;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.45;
}

.patient-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.patient-avatar-placeholder {
  width: 36px;
  height: 36px;
  background-color: var(--accent-glow);
  color: var(--accent);
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.patient-info h4 {
  font-size: 0.95rem;
  color: var(--primary);
  line-height: 1.2;
}

.patient-info p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.patient-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.patient-stat-item h5 {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.1rem;
}

.patient-stat-item p {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--success);
}

/* Custom Testimonial Dark Banner Overlay with last-testi-banner.jpg */
.testimonial-dark-banner {
  position: relative;
  background-color: #0b1c24; /* Base dark color */
  overflow: hidden;
}

.testimonial-dark-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/last-testi-banner.jpg') no-repeat center center / cover;
  opacity: 0.35; /* Same opacity as hero */
  z-index: 1;
}

.testimonial-dark-banner::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(11, 28, 36, 0.9) 0%, rgba(15, 23, 42, 0.75) 100%); /* Same overlay as hero */
  z-index: 2;
}

.testimonial-dark-banner > .container {
  position: relative;
  z-index: 3;
}

.testimonial-dark-banner .section-title {
  background: linear-gradient(135deg, #ffffff 0%, #5eead4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 18px rgba(45,212,191,0.5));
}



.testimonial-dark-banner .badge {
  background: rgba(45, 212, 191, 0.14);
  color: #5eead4;
  border: 1px solid rgba(94, 234, 212, 0.4);
  box-shadow: 0 0 18px rgba(45,212,191,0.2);
}

/* ==========================================================================
   Section: Symptoms of Kidney Disease
   ========================================================================== */
.symptoms {
  position: relative;
  background-color: #0b1c24; /* Base dark background */
  overflow: hidden;
}

/* Background image overlay with low opacity */
.symptoms::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/symptom-banner.jpg') no-repeat center center / cover;
  opacity: 0.35; /* Same opacity as hero */
  z-index: 1;
}

/* Dark gradient overlay for superior text contrast (matching hero section) */
.symptoms::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(11, 28, 36, 0.9) 0%, rgba(15, 23, 42, 0.75) 100%);
  z-index: 2;
}

/* Position all inner content above background overlays */
.symptoms > .container {
  position: relative;
  z-index: 3;
}

.symptoms .section-title {
  background: linear-gradient(135deg, #ffffff 0%, #5eead4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(20,184,166,0.55));
}



.symptoms .section-subtitle {
  color: #cbd5e1;
}

/* Badge styling on dark background */
.symptoms .badge {
  background: rgba(20, 184, 166, 0.15);
  color: #2dd4bf;
  border: 1px solid rgba(20, 184, 166, 0.4);
  box-shadow: 0 0 16px rgba(20,184,166,0.22);
}

/* Symptom Cards styled for dark background */
.symptoms .symptom-card {
  background-color: #112832; /* Deep blue-slate card background */
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.symptoms .symptom-image-wrapper {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.symptoms .symptom-card-content h4 {
  color: var(--white); /* Whiter text */
}
.symptoms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.symptom-card {
  background-color: var(--white);
  padding: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: var(--transition);
  overflow: hidden;
}

.symptom-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

.symptom-image-wrapper {
  width: 100%;
  height: 160px;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--border);
}

.symptom-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.symptom-card:hover .symptom-image-wrapper img {
  transform: scale(1.05);
}

.symptom-card-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  align-items: center;
}

.symptom-card-content h4 {
  font-size: 1rem;
  color: var(--text-dark);
  font-weight: 600;
  margin: 0;
  line-height: 1.4;
}

.symptoms-action-box {
  margin-top: 4rem;
  background-color: #fef3c7; /* Gold accent */
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid rgba(217, 119, 6, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  box-shadow: var(--shadow-lg);
}

.symptoms-action-text {
  max-width: 700px;
}

.symptoms-action-text h3 {
  font-size: 1.5rem;
  color: #78350f;
  margin-bottom: 0.5rem;
}

.symptoms-action-text p {
  color: #92400e;
  font-weight: 500;
}

/* ==========================================================================
   Section: How Ayurveda Heals
   ========================================================================== */
.ayurveda-heals {
  background: linear-gradient(180deg, #ffffff 0%, rgba(13, 148, 136, 0.06) 100%);
}

.ayurveda-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.ayurveda-header-block {
  margin-bottom: 1.75rem;
}

.ayurveda-header-block .badge {
  margin-bottom: 0.75rem;
}

.ayurveda-heading {
  font-family: 'Outfit', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.16;
  color: #032b21;
  margin: 0;
  display: block;
}

.text-gradient-teal {
  background: linear-gradient(135deg, #0d9488 0%, #14b8a6 50%, #059669 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.ayurveda-pointer-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.ayurveda-pointer-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: #f4fbf9;
  border: 1px solid #d1f2e9;
  border-left: 4px solid var(--primary);
  border-radius: 0.75rem;
  box-shadow: 0 2px 6px rgba(13, 148, 136, 0.04);
  transition: all 0.25s ease;
}

.ayurveda-pointer-list li:hover {
  background: #ebf9f5;
  transform: translateX(4px);
  border-color: #a7ebd8;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.1);
}

.ayurveda-pointer-list .pointer-icon {
  flex-shrink: 0;
  margin-top: 0.18rem;
  font-size: 1.15rem;
  color: var(--primary);
}

.ayurveda-pointer-list .pointer-body {
  font-size: 0.95rem;
  color: #334155;
  line-height: 1.62;
}

.ayurveda-pointer-list .pointer-body strong {
  color: #044334;
  font-weight: 700;
  font-size: 1rem;
  display: inline;
  margin-right: 0.3rem;
}

.ayurveda-image-wrapper {
  position: relative;
}

.ayurveda-image-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  border: 4px solid var(--white);
}

.ayurveda-floating-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 280px;
}

.ayurveda-floating-card i {
  font-size: 2rem;
  color: var(--ayurveda-green-light);
}

.ayurveda-floating-card h4 {
  font-size: 1rem;
  color: var(--ayurveda-green);
  margin-bottom: 0.25rem;
}

.ayurveda-floating-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0;
  line-height: 1.3;
}

/* ==========================================================================
   Section: Our Process
   ========================================================================== */
.process {
  position: relative;
  background-color: #033729; /* Dark green base matching causes section */
  overflow: hidden;
}

/* Background image overlay with low opacity */
.process::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/process-banner.jpg') no-repeat center center / cover;
  opacity: 0.35; /* Same opacity as causes section */
  z-index: 1;
}

/* Dark green-teal gradient overlay matching causes section */
.process::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.7) 0%, rgba(3, 55, 41, 0.8) 100%);
  z-index: 2;
}

/* Position all inner content above background overlays */
.process > .container {
  position: relative;
  z-index: 3;
}

.process .section-title {
  background: linear-gradient(135deg, #ffffff 0%, #5eead4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(45,212,191,0.55));
}



.process .section-subtitle {
  color: #cbd5e1;
}

/* Badge styling on dark background */
.process .badge {
  background: rgba(45, 212, 191, 0.14);
  color: #2dd4bf;
  border: 1px solid rgba(45, 212, 191, 0.4);
  box-shadow: 0 0 18px rgba(45,212,191,0.2);
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  position: relative;
}

/* Connector arrows between cards on desktop */
.process-step:not(:last-child)::after {
  content: '\f061'; /* FontAwesome Right Arrow */
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  right: -1.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--primary-light);
  z-index: 3;
  transition: var(--transition);
}

.process-step:hover:not(:last-child)::after {
  color: var(--accent);
  transform: translateY(-50%) scale(1.1);
}

.process-step {
  position: relative;
  z-index: 2;
  background-color: #0a241f; /* Deep dark green-teal card background matching causes section */
  padding: 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.process-step:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-premium);
  border-color: var(--primary-light);
}

/* Small, elegant number badge in the corner of each card */
.step-number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  width: 28px;
  height: 28px;
  background-color: var(--accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  z-index: 4;
  transition: var(--transition);
}

.process-step:hover .step-number {
  background-color: var(--primary);
}

.step-image-wrapper {
  width: 100%;
  height: 160px;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.step-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.process-step:hover .step-image-wrapper img {
  transform: scale(1.05);
}

.process-step-content {
  padding: 1.75rem 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.process-step-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--white); /* Whiter text */
}

.process-step-content p {
  color: #cbd5e1; /* Brighter/whiter text */
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 0;
}

/* ==========================================================================
   Section: Why Root-Cause Works Differently
   ========================================================================== */
.root-cause {
  background-color: var(--bg-soft);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 3.5rem;
}

.comparison-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.75rem 2.5rem;
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.05);
  border: 1px solid #e2e8f0;
  border-top: 5px solid #cbd5e1;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.comparison-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.08);
}

.comparison-card.highlight {
  border: 1px solid #99f6e4;
  border-top: 5px solid var(--primary);
  background: linear-gradient(180deg, #ffffff 0%, #f0fdf9 100%);
  box-shadow: 0 20px 45px -10px rgba(13, 148, 136, 0.15);
}

.comparison-badge {
  position: absolute;
  top: -16px;
  right: 2rem;
  background: linear-gradient(135deg, #0d9488 0%, #059669 100%);
  color: var(--white);
  padding: 0.4rem 1.15rem;
  border-radius: 50px;
  font-family: 'Outfit', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* Header with prominent icon badge & bold title */
.comparison-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.comparison-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.comparison-icon-wrap.danger-icon {
  background: #fee2e2;
  color: #ef4444;
  border: 1px solid #fecaca;
  box-shadow: 0 4px 10px rgba(239, 68, 68, 0.12);
}

.comparison-icon-wrap.success-icon {
  background: #d1fae5;
  color: #059669;
  border: 1px solid #a7f3d0;
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.15);
}

.comparison-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin: 0;
}

.text-conventional {
  color: #1e293b;
}

.text-ayurveda {
  background: linear-gradient(135deg, #044334 0%, #0d9488 60%, #059669 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.comparison-card-intro {
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  font-size: 0.98rem;
  line-height: 1.6;
}

.comparison-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.comparison-list li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1.15rem;
  color: #334155;
  font-size: 0.98rem;
  line-height: 1.55;
}

.comparison-list li::before {
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 3px;
  font-size: 1.05rem;
}

.comparison-card:not(.highlight) .comparison-list li::before {
  content: "\f057"; /* Circle Xmark */
  color: #f87171;
}

.comparison-card.highlight .comparison-list li::before {
  content: "\f058"; /* Circle Check */
  color: #10b981;
}

/* ==========================================================================
   Section: Our Track Record
   ========================================================================== */
.track-record {
  background-color: #033729;
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding: 4rem 0; /* override section-padding-large */
}

/* Background image at low opacity */
.track-record::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('assets/track-banner.jpg') no-repeat center center / cover;
  opacity: 0.35;
  z-index: 1;
}

/* Dark green-teal gradient overlay */
.track-record::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.7) 0%, rgba(3, 55, 41, 0.8) 100%);
  z-index: 2;
}


.track-record-header {
  text-align: center;
  max-width: 1280px;
  margin: 0 auto 2.5rem auto;
  padding: 0 2.5rem;
  position: relative;
  z-index: 3;
}

.track-record-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 3;
}

/* ── Image Collage ── */
.track-record-visuals {
  position: relative;
}

.tr-img-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  grid-template-rows: auto auto;
  gap: 0.85rem;
}

.tr-img {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
}

.tr-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.tr-img:hover img {
  transform: scale(1.04);
}

.tr-img--tall {
  grid-row: 1 / 3;
  height: 300px;
  border: 1px solid rgba(255,255,255,0.08);
}

.tr-img--top {
  height: 145px;
  border: 1px solid rgba(255,255,255,0.08);
}

.tr-img--bottom {
  height: 145px;
  border: 1px solid rgba(255,255,255,0.08);
}

/* Floating "Est. 1946" badge */
.tr-badge {
  position: absolute;
  bottom: -1.2rem;
  left: -1.2rem;
  background: linear-gradient(135deg, #d97706, #f59e0b);
  color: #fff;
  border-radius: 1rem;
  padding: 1rem 1.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 8px 24px rgba(217,119,6,0.5);
  z-index: 2;
  border: 3px solid rgba(255,255,255,0.15);
}

.tr-badge-num {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.tr-badge-text {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.9;
}

/* ── Right Content ── */
.track-record-content {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.track-record .section-title {
  background: linear-gradient(135deg, #ffffff 0%, #99f6e4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 22px rgba(153,246,228,0.5));
}

.track-record .section-subtitle {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 0.25rem;
}

.tr-body-text {
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.8);
  border-left: 3px solid #0d9488;
  padding-left: 1.25rem;
  margin: 0;
}

/* ── Stats ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.stat-item {
  text-align: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1rem;
  padding: 1rem 0.75rem;
  backdrop-filter: blur(8px);
  transition: background 0.3s ease, transform 0.3s ease;
}

.stat-item:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-4px);
}

.stat-icon {
  font-size: 1.4rem;
  color: #0d9488;
  margin-bottom: 0.6rem;
}

.stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stat-desc {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.4;
}


/* ==========================================================================
   Section: Meet Doctor
   ========================================================================== */
.meet-doctor {
  background-color: var(--bg-soft); /* Soothing medical soft background */
}

.doctor-grid {
  background-color: var(--white);
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  box-shadow: var(--shadow-premium);
  border: 1px solid var(--border);
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 4rem;
  align-items: center;
}

.doctor-image-container {
  background: linear-gradient(135deg, #e0f2fe 0%, #f0fdfa 100%); /* Clinical gradient background for doctor cutout */
  max-height: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.doctor-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.doctor-content h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.18;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
}

.doctor-title {
  color: var(--ayurveda-green);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  font-family: 'Outfit', sans-serif;
}

.doctor-bio {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.doctor-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
}

@media (max-width: 768px) {
  .doctor-grid {
    padding: 2rem 1.5rem;
    gap: 2rem;
  }
}

.credential-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.credential-item i {
  color: var(--ayurveda-green-light);
  font-size: 1.25rem;
  margin-top: 0.15rem;
}

.credential-item h4 {
  font-size: 0.95rem;
  color: var(--text-dark);
  margin-bottom: 0.15rem;
}

.credential-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Section: FAQs
   ========================================================================== */
.faqs {
  background-color: var(--bg-main);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4rem;
  align-items: center;
  margin-top: 4rem;
}

.faq-questions-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-image-container {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  border: 4px solid var(--white);
  height: 100%;
  max-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e0f2fe 0%, #f0fdfa 100%);
  transition: var(--transition);
}

.faq-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  border-radius: calc(var(--radius-xl) - 4px);
  transition: var(--transition);
}

.faq-image-container:hover img {
  transform: scale(1.02);
}

.faq-item {
  background-color: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: 0 10px 25px rgba(13, 148, 136, 0.08);
}

@media (max-width: 1024px) {
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .faq-image-container {
    max-height: 400px;
    order: -1; /* Image on top for tablet/mobile viewports */
  }
}

.faq-header {
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background-color: var(--white);
  transition: var(--transition);
}

.faq-header:hover {
  background-color: #f8fafc;
}

.faq-question {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary);
}

.faq-icon-holder {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--bg-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: var(--transition);
}

.faq-item.active .faq-icon-holder {
  transform: rotate(180deg);
  background-color: var(--primary);
  color: var(--white);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-content {
  border-top-color: var(--border);
}

.faq-answer {
  padding: 1.5rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.95rem;
  background-color: #fafbfc;
}

/* ==========================================================================
   Section: Final Call to Action
   ========================================================================== */
.final-cta {
  background: linear-gradient(135deg, #022d23 0%, #011b15 60%, #033729 100%);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* Background glowing decoration */
.final-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.22) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

.cta-box {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.final-cta .badge {
  margin-bottom: 1.25rem;
}

.final-cta .section-title-wrap {
  margin-bottom: 1.25rem;
}

.final-cta .section-title-wrap h2 {
  font-family: 'Outfit', sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 0%, #a7f3d0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 16px rgba(13, 148, 136, 0.4));
  margin: 0;
}

.text-gradient-gold {
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 60%, #fcd34d 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.cta-description {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin: 0 auto 2.25rem auto;
  max-width: 650px;
  line-height: 1.7;
}

.cta-action-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.25rem;
  flex-wrap: wrap;
}

.btn-dark-glass {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.btn-dark-glass:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.btn-dark-glass i {
  color: var(--accent-light);
  margin-right: 0.5rem;
}

/* Trust features grid */
.cta-trust-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

.cta-trust-item i {
  color: #5eead4;
  font-size: 1rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: #0c1512;
  color: rgba(255, 255, 255, 0.6);
  padding: 4rem 0 2rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-logo-wrap {
  display: inline-flex;
  align-items: center;
  background: #ffffff;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  margin-bottom: 1.25rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.footer-logo-wrap:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(13, 148, 136, 0.25);
}

.footer-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
}

.footer-brand h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-brand h3 span {
  color: var(--ayurveda-green-light);
}

.footer-brand p {
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.footer-links h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links ul li {
  margin-bottom: 0.75rem;
}

.footer-links ul li a:hover {
  color: var(--white);
}

.footer-contact h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
}

.footer-contact p {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-contact p i {
  color: var(--accent-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  text-align: center;
}

.footer-disclaimer {
  font-size: 0.75rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 1.5rem;
  text-align: justify;
}

.copyright {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Media Queries & Responsiveness
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .kidney-grid, .doctor-grid, .ayurveda-grid, .track-record-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .testimonial-card-grid, .testimonial-grid-three {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-step::after {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .section-padding { padding: 4rem 0; }
  .section-title { font-size: 2.05rem; }
  .hero-content h1 { font-size: 2.25rem; }
  .causes-grid {
    grid-template-columns: 1fr;
  }
  .symptoms-grid {
    grid-template-columns: 1fr;
  }
  .testimonial-grid-three {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .track-record-inner, .track-record-header {
    padding: 0 1rem;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 2rem;
  }
  .stat-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
  .symptoms-action-box {
    flex-direction: column;
    text-align: center;
  }
  .cta-action-row {
    flex-direction: column;
    gap: 1rem;
  }
  .header-container {
    display: grid;
    grid-template-columns: auto auto;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
  }
  .contact-nav {
    display: contents;
  }
  .phone-link {
    font-size: 1.1rem;
  }
  .contact-nav .btn {
    grid-column: 1 / -1;
  }
  .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

/* ==========================================================================
   Sticky Footer Consultation Form
   ========================================================================== */
.sticky-footer-container {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: #082821; /* Rich premium dark green-teal matching theme */
  border-top: 4px solid var(--primary);
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.25);
  padding: 1.25rem 2rem;
  z-index: 99999; /* higher stack priority */
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.8s ease; /* Smooth, slightly slower transition */
  transform: translateY(0);
  opacity: 1;
}

/* Hidden state during scroll */
.sticky-footer-container.sticky-form-hidden {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

@keyframes highlightGlow {
  0% { box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.25); border-top-color: var(--primary); }
  25% { box-shadow: 0 0 50px rgba(20, 184, 166, 0.8), 0 0 80px rgba(20, 184, 166, 0.4); border-top-color: #5eead4; }
  75% { box-shadow: 0 0 50px rgba(20, 184, 166, 0.8), 0 0 80px rgba(20, 184, 166, 0.4); border-top-color: #5eead4; }
  100% { box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.25); border-top-color: var(--primary); }
}

.sticky-footer-container.glow-highlight {
  animation: highlightGlow 2s ease-in-out;
}

.sticky-footer-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  position: relative;
}

.sticky-footer-title {
  font-family: 'Outfit', sans-serif;
  color: var(--white); /* White heading for dark background */
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: center;
  align-items: center;
}

.sticky-footer-title strong {
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.2;
}

.sticky-footer-title span {
  font-size: 0.85rem;
  color: #94a3b8; /* Slate light grey for contrast */
}

.sticky-form-content {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  gap: 0.75rem;
  flex-grow: 1;
  width: 100%;
}

.sticky-input,
.sticky-select {
  width: 100%;
  background-color: #0e352d; /* Coordinated dark input fields */
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  color: var(--white); /* White text in inputs */
  outline: none;
  transition: var(--transition);
}

.sticky-input::placeholder {
  color: rgba(255, 255, 255, 0.5); /* Semi-transparent placeholders */
}

.sticky-select option {
  background-color: #0e352d;
  color: var(--white);
}

.sticky-form-content .sticky-submit-btn {
  height: 100%;
}

.sticky-input:focus,
.sticky-select:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.25);
}

.sticky-input-pulse {
  animation: stickyInputGlowPulse 1.2s ease-in-out 2;
}

@keyframes stickyInputGlowPulse {
  0% { 
    box-shadow: 0 0 0 0px rgba(20, 184, 166, 0); 
    border-color: rgba(255, 255, 255, 0.15); 
  }
  50% { 
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.5); 
    border-color: var(--primary-light); 
  }
  100% { 
    box-shadow: 0 0 0 0px rgba(20, 184, 166, 0); 
    border-color: rgba(255, 255, 255, 0.15); 
  }
}


.sticky-submit-btn {
  background-color: var(--primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  text-align: center;
}

.sticky-submit-btn:hover {
  background-color: var(--primary-dark);
}

/* Scroll To Top Button */
.scroll-to-top {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  background-color: #0e352d; /* Coordinated dark scroll top button */
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
  flex-shrink: 0;
}

.scroll-to-top:hover {
  background-color: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Responsive Sticky Footer */
@media (max-width: 1024px) {
  .sticky-footer-wrapper {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .sticky-footer-title {
    align-items: center;
    min-width: 100%;
  }

  .sticky-form-content {
    width: 100%;
    max-width: 100%;
    grid-template-columns: repeat(12, 1fr);
  }

  .sticky-form-content .name-field,
  .sticky-form-content .email-field,
  .sticky-form-content .phone-field {
    grid-column: span 4;
  }

  .sticky-form-content .disease-field {
    grid-column: span 12;
  }

  .sticky-form-content .sticky-submit-btn {
    grid-column: span 12;
    padding: 0.75rem 1rem;
  }
}

@media (max-width: 768px) {
  .sticky-footer-container {
    padding: 0.5rem 1rem; /* reduced padding */
  }
  
  .sticky-footer-wrapper {
    gap: 0.5rem; /* tight gap between title and form */
    flex-direction: column;
  }

  .sticky-footer-title strong {
    font-size: 1rem; /* smaller title */
  }
  .sticky-footer-title span {
    font-size: 0.75rem;
    display: none; /* hide subtitle to save vertical space */
  }

  .sticky-form-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
    padding-right: 44px; /* leave room for scroll-to-top button */
    width: 100%;
    box-sizing: border-box;
  }

  .sticky-form-content .name-field,
  .sticky-form-content .email-field {
    grid-column: span 1;
    width: 100%;
    min-width: 100%;
    padding: 0.5rem 0.75rem; /* smaller input padding */
    font-size: 0.85rem;
  }

  .sticky-form-content .phone-field,
  .sticky-form-content .iti,
  .sticky-form-content .disease-field,
  .sticky-form-content .sticky-submit-btn {
    grid-column: span 2;
    width: 100%;
    min-width: 100%;
  }
  .sticky-form-content .phone-field,
  .sticky-form-content .disease-field,
  .sticky-form-content .sticky-submit-btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }

  .scroll-to-top {
    position: absolute;
    right: 1rem;
    bottom: 0.5rem; /* align with the bottom row of inputs */
    width: 36px;
    height: 36px;
  }
}

/* ==========================================================================
   Diagnostic Calculator Widget
   ========================================================================== */
.diagnostic-widget {
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(6, 78, 59, 0.08);
  padding: 1.75rem;
  width: 100%;
  max-width: 480px;
  margin-left: auto;
  border-top: 5px solid var(--primary-light);
  font-family: 'Inter', sans-serif;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.diagnostic-widget::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.03) 0%, rgba(255,255,255,0) 70%);
  pointer-events: none;
}

.widget-header {
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.widget-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--primary-light);
  background-color: rgba(13, 148, 136, 0.1);
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.widget-header h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  color: var(--primary);
  margin-bottom: 0.25rem;
  font-weight: 700;
}

.widget-header p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.3;
  margin: 0;
}

.widget-control-group {
  margin-bottom: 1rem;
}

.widget-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.3rem;
}

.widget-label {
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--text-dark);
}

.widget-value-display {
  font-size: 0.85rem;
  color: var(--text-dark);
}

.widget-value-display strong {
  font-weight: 700;
  color: var(--primary-light);
  font-size: 1rem;
}

.slider-wrapper {
  position: relative;
}

.widget-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 5px;
  background: #e2e8f0;
  outline: none;
  margin: 0.4rem 0;
  cursor: pointer;
}

.widget-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary-light);
  cursor: pointer;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
  transition: transform 0.1s ease;
  border: 2px solid var(--white);
}

.widget-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-top: 0.1rem;
}

.widget-grid-2 {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.widget-select {
  width: 100%;
  background-color: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.5rem;
  font-size: 0.85rem;
  color: var(--text-dark);
  outline: none;
  cursor: pointer;
  font-family: inherit;
  margin-top: 0.25rem;
}

.widget-output-panel {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1.25rem;
  text-align: left;
}

.output-header {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.output-value-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.4rem;
}

.egfr-number-container {
  display: flex;
  align-items: baseline;
  gap: 0.15rem;
}

.egfr-number-container span:first-child {
  font-family: 'Outfit', sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.egfr-unit {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

.egfr-status-container {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.status-badge {
  align-self: flex-start;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--white);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.status-title {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--primary);
}

.status-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin: 0;
}

.widget-submit-btn {
  width: 100%;
  background-color: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  box-shadow: 0 4px 10px rgba(217, 119, 6, 0.15);
}

.widget-submit-btn:hover {
  background-color: #b45309;
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(217, 119, 6, 0.25);
}

.widget-submit-btn:active {
  transform: translateY(0);
}

.widget-note {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

@media (max-width: 992px) {
  .diagnostic-widget {
    margin: 1.5rem auto 0 auto;
  }
}

/* ==========================================================================
   Additional Mobile Overrides
   ========================================================================== */
@media (max-width: 768px) {
  .hero-trust-badges {
    grid-template-columns: 1fr;
  }
  
  .stages-selector {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }
  
  .stage-btn {
    flex: 1 1 auto;
    text-align: center;
  }
  
  .process-timeline {
    grid-template-columns: 1fr;
  }
}

/* intl-tel-input overrides */
.iti { width: 100%; }