/* ==========================================================================
   Wine Education Platform Brochure - Styles
   ========================================================================== */

/* CSS Variables */
:root {
  /* Colors - Appellation Lab Brand */
  --primary: #722F37;        /* Brand burgundy - primary brand color */
  --primary-light: #8B4A52;  /* Lighter burgundy */
  --primary-dark: #5A252C;   /* Darker burgundy */
  --secondary: #2C2C2C;      /* Deep charcoal */
  --secondary-light: #4A4A4A; /* Medium charcoal */
  --accent: #7D8B6C;         /* Brand sage green */
  --accent-light: #8B9D83;   /* Lighter sage */
  --burgundy: #722F37;       /* Brand burgundy */
  --sage: #7D8B6C;           /* Brand sage green */
  --straw: #CFB781;          /* Brand straw */
  --sky-blue: #8BA5B5;       /* Brand sky blue */

  /* Neutrals */
  --white: #FFFFFF;
  --off-white: #F8FAFC;
  --light-gray: #F1F5F9;
  --gray: #E2E8F0;
  --medium-gray: #6B7280;
  --dark-gray: #4B5563;
  --black: #1F2937;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  --gradient-subtle: linear-gradient(135deg, var(--off-white) 0%, var(--white) 100%);
  --gradient-text: linear-gradient(135deg, var(--burgundy) 0%, var(--sage) 100%);

  /* Typography */
  --font-heading: 'Cormorant Garamond', serif;
  --font-body: 'Lato', sans-serif;

  /* Spacing */
  --section-padding: 100px 0;
  --container-max-width: 1200px;
  --border-radius: 8px;
  --border-radius-large: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1);
  --shadow-primary: 0 4px 14px rgba(114, 47, 55, 0.15);
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.7;
  color: var(--secondary);
  background-color: var(--white);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.3;
  color: var(--secondary);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-header h2 {
  font-size: 3.5rem;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.25rem;
  color: var(--dark-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(114, 47, 55, 0.25);
}

.btn-secondary {
  background: var(--white);
  color: var(--secondary);
  border: 1px solid var(--gray);
}

.btn-secondary:hover {
  background: var(--off-white);
  border-color: var(--medium-gray);
  transform: translateY(-1px);
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-image {
  width: 60px;
  height: 60px;
}

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

.nav-logo h2 {
  font-size: 1.5rem;
  color: var(--burgundy);
  margin: 0;
}

.nav-subtitle {
  font-size: 0.75rem;
  color: var(--medium-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-menu a {
  text-decoration: none;
  color: var(--dark-gray);
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--primary);
  margin: 3px 0;
  transition: 0.3s;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero {
  padding: 140px 0 100px;
  background: var(--white);
  border-bottom: 1px solid var(--gray);
}

.hero-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
  margin-bottom: 60px;
}

.hero-visual {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.hero-badge {
  display: inline-block;
  background: var(--light-gray);
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 32px;
  border: 1px solid var(--gray);
}

.hero-title {
  font-size: 4.5rem;
  margin-bottom: 24px;
  line-height: 1.1;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: 1.375rem;
  color: var(--dark-gray);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  margin-bottom: 80px;
}

.hero-visual {
  margin-top: 60px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 600px;
  margin: 0 auto;
}

.stat {
  text-align: center;
  padding: 32px 24px;
  background: var(--off-white);
  border-radius: var(--border-radius);
  border: 1px solid var(--gray);
  transition: all 0.3s ease;
}

.stat:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary);
  font-family: var(--font-heading);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--medium-gray);
  font-weight: 500;
}

/* ==========================================================================
   Problem/Solution Section
   ========================================================================== */

.problem-solution {
  padding: var(--section-padding);
  background: var(--white);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 100px;
}

.problem-card {
  text-align: center;
  padding: 40px 30px;
  background: var(--off-white);
  border-radius: var(--border-radius-large);
  border: 1px solid var(--gray);
}

.problem-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.problem-icon i {
  color: var(--primary);
  width: 40px;
  height: 40px;
  stroke-width: 1.5;
}

.problem-card:hover .problem-icon i {
  color: var(--primary-dark);
  transform: scale(1.15);
}

.problem-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.problem-card p {
  color: var(--dark-gray);
  line-height: 1.6;
}

.solution-intro {
  text-align: center;
  margin-bottom: 60px;
}

.solution-intro h2 {
  font-size: 3rem;
  margin-bottom: 16px;
}

.solution-subtitle {
  font-size: 1.25rem;
  color: var(--dark-gray);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.solution-item {
  display: flex;
  gap: 20px;
  padding: 30px;
  background: var(--white);
  border-radius: var(--border-radius);
  border: 1px solid var(--gray);
  box-shadow: var(--shadow-sm);
}

.solution-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.solution-icon i {
  color: var(--primary);
  width: 32px;
  height: 32px;
  stroke-width: 1.5;
}

.solution-item:hover .solution-icon i {
  color: var(--primary-dark);
  transform: scale(1.1);
}

.solution-item h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--primary);
}

.solution-item p {
  color: var(--dark-gray);
  line-height: 1.6;
}

/* ==========================================================================
   Case Study Section
   ========================================================================== */

.case-study {
  padding: var(--section-padding);
  background: var(--off-white);
  color: var(--secondary);
}

.case-study-header {
  text-align: center;
  margin-bottom: 80px;
}

.case-study-badge {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  padding: 6px 14px;
  border-radius: 24px;
  font-size: 0.813rem;
  font-weight: 600;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.case-study-header h2 {
  font-size: 2.5rem;
  color: var(--secondary);
  margin-bottom: 16px;
}

.case-study-subtitle {
  font-size: 1.125rem;
  color: var(--medium-gray);
}

.case-study-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* Mockup/Screenshot Styles */
.mockup-container {
  position: relative;
  width: 100%;
  height: 400px;
  background: var(--light-gray);
  border-radius: var(--border-radius);
  overflow: hidden;
  border: 1px solid var(--gray);
  display: flex;
  align-items: center;
  justify-content: center;
}

.mockup-container::before {
  content: 'Platform Screenshot';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.875rem;
  color: var(--medium-gray);
  font-weight: 500;
}

.mockup-screen {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none; /* Hide until image is added */
}

.mockup-screen.loaded {
  display: block;
}

.mockup-header {
  display: none; /* Remove decorative elements for cleaner look */
}

.mockup-content {
  display: none; /* Remove decorative elements for cleaner look */
}

/* Case Study Details */
.case-study-details h3 {
  font-size: 1.5rem;
  color: var(--secondary);
  margin-bottom: 16px;
  font-weight: 700;
}

.case-study-details p,
.case-study-details li {
  line-height: 1.7;
  color: var(--dark-gray);
  margin-bottom: 16px;
}

.case-study-details ul {
  padding-left: 0;
  list-style: none;
}

.case-study-details li {
  margin-bottom: 12px;
  padding-left: 24px;
  position: relative;
}

.case-study-details li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.case-study-challenge,
.case-study-solution {
  margin-bottom: 40px;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 30px;
}

.result-item {
  text-align: center;
  padding: 24px 20px;
  background: var(--white);
  border-radius: var(--border-radius);
  border: 1px solid var(--gray);
}

.result-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-heading);
  margin-bottom: 4px;
}

.result-text {
  font-size: 0.875rem;
  color: var(--dark-gray);
  line-height: 1.5;
}

/* ==========================================================================
   Solutions Section
   ========================================================================== */

.solutions {
  padding: var(--section-padding);
  background: var(--off-white);
}

.solutions-toggle {
  display: flex;
  justify-content: center;
  margin-bottom: 60px;
}

.toggle-btn {
  padding: 12px 32px;
  background: var(--white);
  border: 2px solid var(--gray);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.toggle-btn:first-child {
  border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.toggle-btn:last-child {
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  border-left: none;
}

.toggle-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.solution-content {
  display: none;
}

.solution-content.active {
  display: block;
}

.solution-hero {
  text-align: center;
  margin-bottom: 60px;
}

.solution-hero h3 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.solution-hero-subtitle {
  font-size: 1.25rem;
  color: var(--dark-gray);
}

.solution-details {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 80px;
}

.solution-features h4,
.solution-targets h4 {
  font-size: 1.5rem;
  margin-bottom: 30px;
  color: var(--primary);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.feature-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.feature-icon i {
  color: var(--primary);
  width: 28px;
  height: 28px;
  stroke-width: 1.5;
}

.feature-item:hover .feature-icon i {
  color: var(--primary-dark);
  transform: scale(1.1);
}

.feature-content h5 {
  font-size: 1.125rem;
  margin-bottom: 8px;
  color: var(--primary);
}

.feature-content p {
  color: var(--dark-gray);
  line-height: 1.6;
}

.target-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.target-item {
  padding: 20px;
  background: var(--white);
  border-radius: var(--border-radius);
  border: 1px solid var(--gray);
}

.target-item strong {
  color: var(--primary);
  display: block;
  margin-bottom: 8px;
}

.target-item p {
  color: var(--dark-gray);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Individual Professional Tiers */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.tier-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: var(--border-radius-large);
  border: 2px solid var(--gray);
  text-align: center;
  position: relative;
}

.tier-card.featured {
  border-color: var(--primary);
  transform: scale(1.05);
  box-shadow: var(--shadow-wine);
}

.tier-card h5 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.tier-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 30px;
  font-family: var(--font-heading);
}

.tier-features {
  list-style: none;
  text-align: left;
}

.tier-features li {
  padding: 8px 0;
  border-bottom: 1px solid var(--light-gray);
  color: var(--dark-gray);
}

.tier-features li:last-child {
  border-bottom: none;
}

.tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-gold);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ==========================================================================
   Pricing Section
   ========================================================================== */

.pricing {
  padding: var(--section-padding);
  background: var(--white);
}

.pricing-toggle {
  display: flex;
  justify-content: center;
  margin-bottom: 60px;
}

.pricing-toggle-btn {
  padding: 12px 32px;
  background: var(--white);
  border: 2px solid var(--gray);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.pricing-toggle-btn:first-child {
  border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.pricing-toggle-btn:last-child {
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  border-left: none;
}

.pricing-toggle-btn.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.pricing-content {
  display: none;
}

.pricing-content.active {
  display: block;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  margin-bottom: 80px;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray);
  border-radius: var(--border-radius-large);
  padding: 40px;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-wine);
}

.pricing-card h3 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: var(--primary);
  text-align: center;
}

.price-breakdown {
  margin-bottom: 30px;
}

.price-item {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--light-gray);
}

.price-label {
  color: var(--dark-gray);
}

.price-value {
  font-weight: 600;
  color: var(--primary);
}

.pricing-features {
  list-style: none;
  margin-bottom: 30px;
}

.pricing-features li {
  padding: 8px 0;
  color: var(--dark-gray);
  position: relative;
  padding-left: 20px;
}

.pricing-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.pricing-timeline {
  background: var(--light-gray);
  padding: 16px;
  border-radius: var(--border-radius);
  text-align: center;
  color: var(--dark-gray);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ROI Section */
.roi-section {
  margin-top: 60px;
}

.roi-section h3 {
  text-align: center;
  font-size: 2rem;
  margin-bottom: 40px;
  color: var(--primary);
}

.roi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.roi-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: var(--border-radius-large);
}

.roi-number {
  font-size: 2.5rem;
  font-weight: 700;
  font-family: var(--font-heading);
  margin-bottom: 10px;
}

.roi-text {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Individual Pricing Preview */
.individual-pricing-note {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 60px 40px;
  background: var(--light-gray);
  border-radius: var(--border-radius-large);
}

.individual-pricing-note h3 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--primary);
}

.individual-pricing-note p {
  font-size: 1.125rem;
  color: var(--dark-gray);
  margin-bottom: 40px;
}

.tier-preview {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
}

.tier-preview-item {
  text-align: center;
  font-weight: 600;
  color: var(--primary);
}

/* ==========================================================================
   Partnership Section
   ========================================================================== */

.partnership {
  padding: 60px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
  border-top: 1px solid var(--gray);
  border-bottom: 1px solid var(--gray);
}

.partnership-container {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.partnership-label {
  color: var(--medium-gray);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 32px;
  font-family: var(--font-heading);
}

.partnership-logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.partnership-logo {
  flex: 0 0 auto;
}

.partnership-logo img {
  height: 80px;
  width: auto;
  opacity: 0.9;
  transition: opacity 0.3s ease;
}

.partnership-logo img:hover {
  opacity: 1;
}

.partnership-content {
  max-width: 700px;
  margin: 0 auto;
}

.partnership-description {
  color: var(--dark-gray);
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 16px;
  font-family: var(--font-body);
}

.partnership-description strong {
  color: var(--primary);
  font-weight: 600;
}

.partnership-details {
  color: var(--medium-gray);
  font-size: 1rem;
  line-height: 1.7;
  font-family: var(--font-body);
}

/* ==========================================================================
   Social Proof Section
   ========================================================================== */

.social-proof {
  padding: var(--section-padding);
  background: var(--off-white);
}

.social-proof h2 {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 60px;
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.testimonial {
  background: var(--white);
  padding: 40px;
  border-radius: var(--border-radius-large);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray);
}

.testimonial-content {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--dark-gray);
  margin-bottom: 30px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-name {
  font-weight: 600;
  color: var(--primary);
}

.author-title {
  font-size: 0.875rem;
  color: var(--medium-gray);
}

/* ==========================================================================
   CTA Section
   ========================================================================== */

.cta {
  padding: var(--section-padding);
  background: var(--gradient-primary);
  color: var(--white);
  text-align: center;
}

.cta-content h2 {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: 24px;
}

.cta-content p {
  font-size: 1.25rem;
  margin-bottom: 40px;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 40px;
}

.cta .btn-primary {
  background: var(--white);
  color: var(--primary);
}

.cta .btn-primary:hover {
  background: var(--secondary);
  color: var(--white);
}

.cta .btn-secondary {
  border-color: var(--white);
  color: var(--white);
}

.cta .btn-secondary:hover {
  background: var(--white);
  color: var(--primary);
}

.cta-contact p {
  margin-bottom: 8px;
  opacity: 0.8;
}

.cta-contact a {
  color: var(--secondary);
  text-decoration: none;
  font-weight: 600;
}

.cta-contact a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: var(--secondary);
  color: var(--off-white);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  font-size: 1.75rem;
  color: var(--straw);
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-brand p {
  color: var(--off-white);
  line-height: 1.7;
  opacity: 0.9;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-section h4 {
  font-size: 1.125rem;
  margin-bottom: 20px;
  color: var(--sage);
  font-weight: 600;
}

.footer-section a {
  display: block;
  color: var(--off-white);
  text-decoration: none;
  margin-bottom: 12px;
  opacity: 0.85;
  transition: all 0.3s ease;
}

.footer-section a:hover {
  opacity: 1;
  color: var(--straw);
  transform: translateX(2px);
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(207, 183, 129, 0.2);
  color: var(--off-white);
  opacity: 0.8;
  font-size: 0.95rem;
}

/* ==========================================================================
   Modal
   ========================================================================== */

.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}

.modal-content {
  background-color: var(--white);
  margin: 5% auto;
  padding: 40px;
  border-radius: var(--border-radius-large);
  width: 90%;
  max-width: 600px;
  position: relative;
  max-height: 80vh;
  overflow-y: auto;
}

.close {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  color: var(--medium-gray);
  line-height: 1;
}

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

.modal-content h3 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: var(--primary);
  text-align: center;
}

/* Form Styles */
.demo-form {
  display: grid;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--dark-gray);
}

.form-group input,
.form-group select {
  padding: 12px 16px;
  border: 2px solid var(--gray);
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 1024px) {
  :root {
    --section-padding: 80px 0;
  }

  .hero-title {
    font-size: 3rem;
  }

  .section-header h2 {
    font-size: 2.5rem;
  }

  .problems-grid,
  .solution-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .case-study-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .solution-details {
    grid-template-columns: 1fr;
    gap: 60px;
  }

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

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

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

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

  /* Admin dashboard responsive */
  section div[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--gray);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu li {
    margin: 0;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray);
  }

  .nav-menu li:last-child {
    border-bottom: none;
  }

  .nav-menu a {
    display: block;
    width: 100%;
  }

  .hamburger {
    display: flex;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero {
    padding: 120px 0 80px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-visual img {
    margin-top: 40px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  /* Platform overview section - single column */
  .case-study-content {
    grid-template-columns: 1fr !important;
    gap: 40px;
  }

  .case-study-image {
    order: -1;
  }

  /* Admin dashboard - single column */
  section div[style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .results-grid,
  .roi-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .tier-preview {
    flex-direction: column;
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .case-study-header h2,
  .cta-content h2 {
    font-size: 2rem;
  }

  .modal-content {
    margin: 10% auto;
    padding: 30px 20px;
    width: 95%;
  }

  .solution-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .solution-item {
    flex-direction: column;
    padding: 24px;
  }

  .solution-icon {
    margin: 0 auto 16px;
  }

  .solution-icon i {
    width: 28px;
    height: 28px;
  }

  .solution-item h3 {
    font-size: 1.25rem;
  }
}

/* ==========================================================================
   Animation and Interaction Enhancements
   ========================================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content,
.hero-visual {
  animation: fadeInUp 0.8s ease-out;
}

.stat {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.problem-card,
.solution-item,
.testimonial {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.problem-card:hover,
.solution-item:hover,
.testimonial:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-item,
.target-item {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-item:hover,
.target-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Smooth scrolling for anchor links */
html {
  scroll-behavior: smooth;
}

/* Focus states for accessibility */
.btn-primary:focus,
.btn-secondary:focus,
.toggle-btn:focus,
.pricing-toggle-btn:focus {
  outline: 3px solid var(--secondary);
  outline-offset: 2px;
}