/* ===== CSS Variables (Brand Colors) ===== */
:root {
  --primary: #004881;
  --primary-dark: #003366;
  --tertiary: #8D1F9D;
  --tertiary-light: #C179CB;
  --background: #F0F1F1;
  --charcoal: #212427;
  --peach: #FFDBCF;
  --sky-blue: #95F0FF;
  --white: #ffffff;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-500: #6c757d;
  --gray-700: #495057;
  
  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--charcoal);
  background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

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

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

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

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

.btn-white:hover {
  background: var(--gray-100);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

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

.btn-lg {
  padding: 16px 36px;
  font-size: 17px;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: transparent;
  transition: all 0.3s ease;
}

.navbar.scrolled, 
.navbar.solid-nav { /* Added solid-nav for pages without hero image at top if needed */
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}

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

.logo img {
  height: 40px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-weight: 500;
  color: var(--charcoal);
  transition: color 0.2s;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
}

.btn-nav {
  padding: 10px 24px;
}

.nav-buttons {
  display: flex;
  gap: 12px;
}

@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: linear-gradient(135deg, var(--background) 0%, var(--white) 100%);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 48px;
}

.hero-text {
  flex: 1;
  max-width: 600px;
}

.hero-image {
  flex: 1;
  max-width: 500px;
}

.hero-image img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Hero Carousel */
.hero-image.carousel {
  display: grid;
  grid-template-columns: 100%;
  grid-template-rows: 100%;
  place-items: center;
  aspect-ratio: 3 / 2;
  width: 100%;
}

.hero-image.carousel .carousel-item {
  grid-area: 1 / 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.hero-image.carousel .carousel-item.active {
  opacity: 1;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--charcoal);
}

.hero .highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--tertiary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 16px;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 32px;
  max-width: 600px;
}

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

.hero-gradient {
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 150%;
  background: radial-gradient(ellipse at center, rgba(141, 31, 157, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

@media (max-width: 768px) {
  .hero-content {
    flex-direction: column;
    text-align: center;
  }
  .hero-text {
    max-width: 100%;
  }
  .hero-image {
    max-width: 100%;
    order: -1;
  }
  .hero h1 {
    font-size: 2.25rem;
  }
  .hero-subtitle {
    font-size: 1.25rem;
  }
  .hero-ctas {
    justify-content: center;
  }
}

/* ===== Problem Section ===== */
.problem {
  padding: 80px 0;
  background: var(--charcoal);
  color: var(--white);
}

.problem-intro {
  max-width: 800px;
  margin: 0 auto 48px auto;
  text-align: center;
}

.problem-intro .section-title {
  color: var(--white);
  margin-bottom: 24px;
}

.problem-lead {
  font-size: 1.25rem;
  color: var(--gray-200);
  margin-bottom: 24px;
}

.problem-highlight {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--tertiary-light);
}

/* ===== Solution Section ===== */
.solution {
  padding: 80px 0;
  background: var(--primary);
  color: var(--white);
  text-align: center;
}

.solution-container {
  max-width: 800px;
  margin: 0 auto;
}

.solution-text {
  font-size: 1.25rem;
  line-height: 1.8;
  margin-top: 24px;
}

/* ===== Stats Section ===== */
.stats {
  padding: 80px 0;
  background: var(--charcoal);
  color: var(--white);
}

.section-title {
  font-size: 2.25rem;
  text-align: center;
  margin-bottom: 48px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-card {
  text-align: center;
  padding: 24px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--tertiary-light);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 4px;
}

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

@media (max-width: 900px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Value Props Section ===== */
.value-props {
  padding: 100px 0;
  background: var(--white);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.value-card {
  background: var(--background);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.value-icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.value-card h3 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--primary);
}

.value-card ul {
  list-style: none;
  margin-bottom: 24px;
}

.value-card li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
}

.value-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--tertiary);
  font-weight: bold;
}

.value-cta-text {
  font-style: italic;
  color: var(--gray-500);
  font-size: 0.9rem;
  border-top: 1px solid var(--gray-200);
  padding-top: 16px;
  margin-top: 8px;
}

@media (max-width: 900px) {
  .value-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== How It Works ===== */
.how-it-works {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--tertiary) 100%);
  color: var(--white);
}

.how-it-works .section-title {
  color: var(--white);
}

.steps-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 240px;
  max-width: 300px;
  text-align: center;
  padding: 32px 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  color: var(--primary);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step h4 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.step p {
  font-size: 0.95rem;
  opacity: 0.9;
}

.step-arrow {
  font-size: 2rem;
  opacity: 0.5;
}

@media (max-width: 768px) {
  .step-arrow {
    display: none;
  }
}

/* ===== Categories ===== */
.categories {
  padding: 100px 0;
  background: var(--background);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}

.category-card:hover {
  transform: translateY(-4px);
}

.category-image {
  height: 160px;
  overflow: hidden;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

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

.category-content {
  padding: 24px;
  text-align: center;
}

.category-card h4 {
  font-size: 1.125rem;
  color: var(--primary);
  margin-bottom: 8px;
}

.category-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
}

@media (max-width: 900px) {
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Partners ===== */
.partners {
  padding: 100px 0;
  background: var(--white);
}

.section-subtitle {
  text-align: center;
  color: var(--gray-500);
  margin-top: -32px;
  margin-bottom: 48px;
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.partner-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--background);
  border-radius: var(--radius-md);
}

.partner-logo-placeholder {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.partner-logo-placeholder img {
  max-height: 60px;
  max-width: 100%;
  object-fit: contain;
}

.partner-fallback {
  display: none;
  align-items: center;
  justify-content: center;
  height: 60px;
  padding: 12px;
  background: var(--gray-200);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--gray-700);
  text-align: center;
}

.partner-description {
  font-size: 0.9rem;
  color: var(--gray-500);
}

@media (max-width: 900px) {
  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .partners-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 100px 0;
  background: var(--primary);
  color: var(--white);
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 32px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Blog Section ===== */
.blog-header-section {
    padding: 160px 0 80px;
    background: var(--background);
    text-align: center;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.blog-card-image {
    height: 200px;
    background-color: var(--gray-200);
    overflow: hidden;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.blog-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-card-date {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.blog-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
    line-height: 1.4;
}

.blog-card p {
    font-size: 0.95rem;
    color: var(--gray-700);
    margin-bottom: 24px;
    flex-grow: 1;
}

.blog-card-footer {
    border-top: 1px solid var(--gray-200);
    padding-top: 16px;
    margin-top: auto;
}

.read-more {
    font-weight: 600;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.read-more:hover {
    color: var(--tertiary);
}

/* Blog Article */
.article-header {
    padding: 160px 0 60px;
    background: linear-gradient(135deg, var(--background) 0%, var(--white) 100%);
    text-align: center;
}

.article-meta {
    margin-bottom: 16px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.article-header h1 {
    font-size: 2.5rem;
    margin: 0 auto 24px;
    color: var(--charcoal);
}

.article-lead {
    font-size: 1.25rem;
    color: var(--gray-700);
    margin: 0 auto;
}

.article-content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.article-body {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--charcoal);
}

.article-body h2 {
    font-size: 1.75rem;
    margin-top: 48px;
    margin-bottom: 24px;
    color: var(--primary);
}

.article-body p {
    margin-bottom: 24px;
}

.article-body ul {
    margin-bottom: 32px;
    padding-left: 20px;
}

.article-body li {
    margin-bottom: 12px;
    padding-left: 8px;
}

.article-body strong {
    color: var(--primary-dark);
}

.article-image-float {
    float: right;
    width: 40%;
    margin-left: 24px;
    margin-bottom: 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
    .article-image-float {
        float: none;
        width: 100%;
        margin-left: 0;
        margin-bottom: 24px;
    }
}

.article-cta-box {
    background: var(--background);
    padding: 40px;
    border-radius: var(--radius-md);
    margin-top: 64px;
    text-align: center;
    border: 1px solid var(--gray-200);
}

.article-cta-box h3 {
    margin-bottom: 16px;
    color: var(--primary);
}

@media (max-width: 900px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .article-header h1 {
        font-size: 2rem;
    }
}

/* ===== Footer ===== */
.footer {
  padding: 64px 0 32px;
  background: var(--charcoal);
  color: var(--white);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 300px;
}

.footer-brand img {
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  color: var(--gray-500);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 64px;
}

.footer-column h5 {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--white);
}

.footer-column a {
  display: block;
  color: var(--gray-500);
  font-size: 0.9rem;
  padding: 6px 0;
  transition: color 0.2s;
}

.footer-column a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }
}

.section-divider {
  margin: 60px 0;
  border: 0;
  border-top: 1px solid var(--gray-200);
}

/* ===== Legal Page Styles (EULA & Privacy) ===== */
.legal-header, .privacy-header {
  background: linear-gradient(135deg, var(--background) 0%, var(--white) 100%);
  padding: 120px 0 60px;
}
.legal-header h1, .privacy-header h1 {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.legal-content, .privacy-content {
  padding: 60px 0 100px;
}
.legal-content h2, .privacy-content h2 {
  color: var(--primary);
  margin-top: 40px;
  margin-bottom: 20px;
  font-size: 1.5rem;
}
.legal-content h3, .privacy-content h3 {
  color: var(--charcoal);
  margin-top: 24px;
  margin-bottom: 16px;
  font-size: 1.25rem;
}
.legal-content p, .legal-content li, 
.privacy-content p, .privacy-content li {
  color: var(--gray-700);
  margin-bottom: 16px;
}
.legal-content ul, .privacy-content ul {
  margin-left: 24px;
  margin-bottom: 24px;
}
.legal-content li, .privacy-content li {
  margin-bottom: 8px;
}
.legal-content a, .privacy-content a {
  color: var(--primary);
  text-decoration: underline;
}
.legal-content a:hover, .privacy-content a:hover {
  text-decoration: none;
}

/* ===== Hamburger Menu ===== */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--charcoal);
  z-index: 1001;
}

@media (max-width: 1024px) {
  .hamburger-btn {
    display: block;
  }

  .nav-links, .nav-buttons {
    display: none;
    width: 100%;
    text-align: center;
  }

  .navbar.mobile-open {
    background: var(--white);
    height: 100vh;
    overflow-y: auto;
  }

  .navbar.mobile-open .nav-container {
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 20px;
    gap: 20px;
  }

  .navbar.mobile-open .logo {
    margin-bottom: 20px;
  }

  .navbar.mobile-open .nav-links {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  
  .navbar.mobile-open .nav-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
  }

  .navbar.mobile-open .hamburger-btn {
    position: absolute;
    top: 20px;
    right: 20px;
  }
}