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

:root {
  --font-primary: 'Inter', sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Impactful Palette - Teal, Royal Blue, and crisp white surfaces */
  --bg-primary: #ffffff; 
  --bg-secondary: #ffffff; 
  /* Left to Right background gradient */
  --bg-surface: linear-gradient(90deg, #f0fdfa 0%, #e0f2fe 50%, #dbeafe 100%); 
  --text-primary: #0f172a; /* Deep Slate */
  --text-secondary: #1e3a8a; /* Royal Blue */
  --primary-accent: #0d9488; /* Teal */
  --primary-hover: #0f766e;
  --secondary-accent: #2563eb; /* Royal Blue Accent */
  --secondary-hover: #1d4ed8;
  --survey-1: #0d9488; /* Teal Survey */
  --survey-1-hover: #0f766e;
  --survey-2: #2563eb; /* Royal Blue Survey */
  --survey-2-hover: #1d4ed8;
  
  --border-color: rgba(13, 148, 136, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(13, 148, 136, 0.08);
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 15px 35px -10px rgba(13, 148, 136, 0.15);
}

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

body {
  font-family: var(--font-primary);
  background: var(--bg-surface);
  background-attachment: fixed; /* Keep gradient locked full-screen */
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--primary-accent); /* Top colorful accent boundary */
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.6rem 2rem; /* Reduced top/bottom padding to make header compact */
  display: flex;
  justify-content: flex-start; /* Align logo to the left */
  align-items: center;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-img {
  height: 76px; /* Increased header logo size further */
  width: auto;
  object-fit: contain;
}

/* Hero Section */
.hero {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 2rem 4rem; /* Reduced top padding to pin image closer to the header */
  display: flex;
  flex-direction: column;
  align-items: flex-start; /* Left-align all elements */
  text-align: left; /* Ensure text is left-aligned */
}

.logo-accent-icon {
  margin-right: 0.5rem;
  color: var(--primary-accent);
  font-size: 1.1rem;
}

.tagline {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary-accent);
  margin-bottom: 1.5rem;
}

/* Full-Width Top Banner Graphic */
.hero-banner-container {
  width: 100%;
  max-height: 420px;
  margin-bottom: 4rem;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(13, 148, 136, 0.25);
  border: 1px solid var(--border-color);
}

.hero-graphic-img {
  width: 100%;
  height: 420px; /* Locked height for wide panoramic view */
  object-fit: cover; /* Crop graphic cleanly */
  object-position: center 30%; /* Focus on main graphic elements */
}

/* Bottom Split: Text on Left, Video on Right */
.hero-content-wrapper {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr; 
  gap: 4rem;
  align-items: flex-start;
  text-align: left;
  width: 100%;
}

.hero-text-column {
  display: flex;
  flex-direction: column;
}

.hero-video-column {
  width: 100%;
  position: sticky;
  top: 120px; /* Floating stickiness */
}

h1 {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, #1e3a8a 0%, #0d9488 100%); /* Royal Blue to Teal/Green (Left to Right) */
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-weight: 500;
  line-height: 1.6;
}

.hero-secondary-intro {
  font-size: 1.01rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.7;
}

/* Video Section styling nested in grid */
.video-container {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 Aspect Ratio */
  background: var(--bg-secondary);
  border-radius: 16px;
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 45px -10px rgba(13, 148, 136, 0.18);
  overflow: hidden;
  transition: var(--transition);
}

.video-container:hover {
  border-color: rgba(13, 148, 136, 0.3);
  box-shadow: 0 25px 50px -15px rgba(13, 148, 136, 0.25);
}

.video-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #ccfbf1 0%, #bae6fd 100%);
  color: var(--text-primary);
  cursor: pointer;
}

.play-button {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.85);
  border: 2px solid var(--primary-accent);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.15);
}

.play-button i {
  font-size: 1.5rem;
  color: var(--primary-accent);
  margin-left: 4px;
  transition: var(--transition);
}

.video-placeholder:hover .play-button {
  background: var(--primary-accent);
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(99, 102, 241, 0.25);
}

.video-placeholder:hover .play-button i {
  color: #ffffff;
}

.video-placeholder:hover .play-button svg {
  fill: #ffffff;
}

.video-placeholder span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.video-subcaption {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: 1rem;
  text-align: center;
  font-weight: 500;
  line-height: 1.4;
}

/* Surveys Section */
.surveys-section {
  background: transparent;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 6rem 2rem;
  position: relative;
}

.surveys-container {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.survey-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px -5px rgba(3, 43, 83, 0.05);
}

.survey-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: transparent;
  transition: var(--transition);
}

.survey-card.survey-one::before {
  background: var(--survey-1);
}

.survey-card.survey-two::before {
  background: var(--survey-2);
}

.survey-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(255, 255, 255, 0.15);
}

.survey-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  width: 100%;
}

.survey-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.survey-one .survey-icon {
  background: rgba(5, 150, 105, 0.1);
  color: var(--survey-1);
}

.survey-two .survey-icon {
  background: rgba(124, 58, 237, 0.1);
  color: var(--survey-2);
}

.survey-icon i {
  font-size: 1.5rem;
}

.survey-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0; /* Align perfectly with icon */
  color: var(--text-primary);
}

.survey-card p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 0.95rem;
  flex-grow: 1;
}

.survey-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1rem 1.5rem;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: var(--transition);
}

.survey-btn i {
  transition: var(--transition);
}

.survey-btn:hover i {
  transform: translateX(6px); /* Arrow slides on hover */
}

.survey-one .survey-btn {
  background: var(--survey-1);
  color: #ffffff;
}

.survey-one .survey-btn:hover {
  background: var(--survey-1-hover);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.survey-two .survey-btn {
  background: var(--survey-2);
  color: #ffffff;
}

.survey-two .survey-btn:hover {
  background: var(--survey-2-hover);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
}

/* Footer */
footer {
  padding: 4rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  background: #f8fafc; /* Light slate footer for logo readability */
  color: #0f172a;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.9;
}

.footer-logo .logo-img {
  height: 40px;
}

.copyright {
  font-size: 0.875rem;
  color: #475569; /* Slate 600 for contrast on light footer */
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content-wrapper {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-banner-container {
    max-height: 240px;
    margin-bottom: 2rem;
  }

  .hero-graphic-img {
    height: 240px;
  }

  h1 {
    font-size: 2.3rem;
  }
  
  .surveys-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .hero {
    padding: 3rem 1.5rem 2rem;
  }
  
  .surveys-section {
    padding: 4rem 1.5rem;
  }
  
  .survey-card {
    padding: 2rem 1.5rem;
  }
}