:root {
  --tertiary-fixed: #ffddb8;
  --surface-dim: #dcdad2;
  --on-secondary: #ffffff;
  --on-primary: #ffffff;
  --on-background: #1b1c17;
  --error: #ba1a1a;
  --inverse-primary: #acc7ff;
  --on-secondary-container: #00714d;
  --surface-container-lowest: #ffffff;
  --surface-container: #f0eee5;
  --surface-tint: #1f5cb4;
  --on-error: #ffffff;
  --primary-fixed: #d8e2ff;
  --secondary-fixed-dim: #4edea3;
  --surface-variant: #e4e3da;
  --surface-container-highest: #e4e3da;
  --on-primary-fixed: #001a40;
  --secondary-fixed: #6ffbbe;
  --inverse-surface: #30312b;
  --outline: #737783;
  --on-primary-fixed-variant: #004492;
  --surface-container-high: #eae8e0;
  --tertiary-container: #a16600;
  --secondary-container: #6cf8bb;
  --on-secondary-fixed-variant: #005236;
  --on-tertiary-container: #fff9f5;
  --secondary: #006c49;
  --error-container: #ffdad6;
  --on-primary-container: #faf9ff;
  --tertiary: #805000;
  --on-surface: #1b1c17;
  --background: #fbf9f1;
  --on-tertiary: #ffffff;
  --inverse-on-surface: #f2f1e8;
  --on-tertiary-fixed: #2a1700;
  --on-error-container: #93000a;
  --surface-container-low: #f5f4eb;
  --primary-fixed-dim: #ffb95f;
  --primary: #1858af;
  --on-secondary-fixed: #002113;
  --surface-bright: #fbf9f1;
  --primary-container: #3b71ca;
  --on-tertiary-fixed-variant: #653e00;
  --surface: #fbf9f1;
  --outline-variant: #c2c6d4;
  --on-surface-variant: #424752;

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --border-radius: 0.25rem;
  --border-radius-lg: 0.5rem;
  --border-radius-xl: 0.75rem;
  --border-radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--on-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--secondary-container);
  color: var(--on-secondary-fixed-variant);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

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

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(251, 249, 241, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 32px 32px -4px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1280px;
  margin: 0 auto;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--primary);
}

.nav-links {
  display: none;
  gap: 2rem;
  align-items: center;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.nav-links a {
  color: var(--on-surface-variant);
  transition: color 0.2s;
}

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

.nav-links a.active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
  padding-bottom: 0.25rem;
}

.nav-cta {
  display: none;
}

.btn {
  padding: 0.625rem 1.5rem;
  border-radius: var(--border-radius-xl);
  font-weight: 500;
  transition: all 0.2s;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--on-primary);
  box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-primary:active {
  transform: scale(0.95);
}

.btn-secondary {
  background-color: var(--surface-container-high);
  color: var(--on-surface-variant);
}

.btn-secondary:hover {
  background-color: var(--surface-variant);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  font-weight: 700;
  border-radius: var(--border-radius-xl);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-large:hover {
  transform: translateY(-2px);
}

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

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

/* Mobile Menu */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--on-surface);
  transition: all 0.3s;
}

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

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--background);
  padding: 2rem;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 49;
}

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

.mobile-menu a {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--outline-variant);
}

.mobile-menu .btn {
  width: 100%;
  text-align: center;
  margin-top: 1rem;
}

/* Main Content */
main {
  padding-top: 6rem;
}

/* Sections */
.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--on-background);
}

.section-subtitle {
  color: var(--on-surface-variant);
  margin-top: 1rem;
  font-size: 1.125rem;
}

.text-center {
  text-align: center;
}

.mb-16 {
  margin-bottom: 4rem;
}

/* Hero Section */
.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
  padding: 5rem 2rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  border-radius: var(--border-radius-full);
  background-color: var(--secondary-container);
  color: var(--on-secondary-fixed-variant);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  width: fit-content;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.hero-title em {
  font-style: italic;
  color: var(--primary);
}

.hero-description {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  max-width: 32rem;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-image-container {
  position: relative;
}

.hero-image {
  aspect-ratio: 1;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  transform: rotate(3deg) translateX(1rem);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-testimonial {
  position: absolute;
  bottom: -2.5rem;
  left: -2.5rem;
  background: var(--surface-container-lowest);
  padding: 2rem;
  border-radius: 1.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  max-width: 18rem;
  transform: rotate(-2deg);
  border: 1px solid rgba(194, 198, 212, 0.15);
}

.hero-testimonial-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-testimonial-icon {
  color: var(--secondary);
}

.hero-testimonial-label {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--on-surface);
}

.hero-testimonial-text {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

.hero-testimonial-author {
  margin-top: 1rem;
  font-weight: 700;
  color: var(--primary);
}

/* Features Section */
.features-section {
  background-color: var(--surface-container-low);
  padding: 6rem 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.feature-card {
  background-color: var(--surface-container-lowest);
  padding: 2.5rem;
  border-radius: 1.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.2s;
}

.feature-card:hover {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.feature-card-large {
  grid-column: span 1;
}

.feature-card-primary {
  background-color: var(--primary);
  color: var(--on-primary);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 280px;
}

.feature-card-secondary {
  background-color: var(--secondary);
  color: var(--on-secondary);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 280px;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  font-weight: 400;
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-title-secondary {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-description {
  opacity: 0.9;
  line-height: 1.6;
}

.feature-image {
  width: 12rem;
  height: 12rem;
  border-radius: 1rem;
  overflow: hidden;
  flex-shrink: 0;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.feature-card-with-image {
  display: flex;
  align-items: center;
  gap: 3rem;
}

/* Case Study Section */
.case-study {
  max-width: 1280px;
  margin: 0 auto;
  padding: 8rem 2rem;
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.case-study-image {
  border-radius: 2rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  aspect-ratio: 16/10;
}

.case-study-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-study-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-study-label {
  font-weight: 900;
  color: var(--secondary);
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.case-study-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.case-study-quote {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  font-style: italic;
}

.case-study-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding: 1rem 0;
}

.stat-card {
  background-color: var(--surface-container);
  padding: 1rem;
  border-radius: var(--border-radius-lg);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--on-surface-variant);
}

.case-study-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--primary);
}

.case-study-link:hover .arrow-icon {
  transform: translateX(4px);
}

.arrow-icon {
  transition: transform 0.2s;
}

/* Pricing Section */
.pricing-section {
  background-color: var(--surface-container-highest);
  padding: 6rem 2rem;
}

.pricing-container {
  max-width: 56rem;
  margin: 0 auto;
  text-align: center;
}

.pricing-title {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 2rem;
}

.pricing-card {
  background-color: var(--surface-container-lowest);
  padding: 3rem;
  border-radius: 2.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.pricing-card-decoration {
  position: absolute;
  top: 0;
  right: 0;
  padding: 2rem;
  opacity: 0.15;
  color: var(--primary-container);
  font-size: 6rem;
}

.pricing-card-content {
  position: relative;
  z-index: 1;
}

.pricing-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.pricing-amount {
  font-size: 3.75rem;
  font-weight: 800;
  color: var(--on-background);
  margin-bottom: 1rem;
}

.pricing-amount span {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--on-surface-variant);
}

.pricing-description {
  color: var(--on-surface-variant);
  margin-bottom: 2rem;
  max-width: 20rem;
  margin-left: auto;
  margin-right: auto;
}

.pricing-divider {
  border: none;
  border-top: 1px solid rgba(194, 198, 212, 0.3);
  margin-bottom: 2rem;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 20rem;
  margin: 0 auto 2.5rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-features .check-icon {
  color: var(--secondary);
}

.pricing-btn {
  width: 100%;
  padding: 1.25rem;
  border-radius: 1.5rem;
  font-size: 1.25rem;
  font-weight: 700;
}

/* Footer */
.footer {
  background-color: var(--surface-container-low);
  padding: 5rem 2rem 2rem;
  border-top: 1px solid rgba(194, 198, 212, 0.1);
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.footer-description {
  color: var(--on-surface-variant);
  line-height: 1.7;
}

.footer-section h4 {
  font-weight: 700;
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: var(--on-surface-variant);
  transition: color 0.2s;
}

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

.footer-address {
  color: var(--on-surface-variant);
  line-height: 1.7;
}

.footer-bottom {
  max-width: 1280px;
  margin: 5rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(194, 198, 212, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.footer-copyright {
  color: var(--on-surface-variant);
  font-size: 0.875rem;
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.footer-social a {
  color: var(--on-surface-variant);
  transition: color 0.2s;
  cursor: pointer;
}

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

/* Contact Form */
.contact-section {
  padding: 4rem 2rem;
  background-color: var(--surface-container-low);
}

.contact-container {
  max-width: 42rem;
  margin: 0 auto;
}

.contact-card {
  background-color: var(--surface-container-lowest);
  padding: 3rem;
  border-radius: 1.5rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.contact-header {
  text-align: center;
  margin-bottom: 2rem;
}

.contact-header h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--on-background);
  margin-bottom: 0.5rem;
}

.contact-header p {
  color: var(--on-surface-variant);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 2px solid var(--outline-variant);
  border-radius: var(--border-radius-lg);
  font-family: inherit;
  font-size: 1rem;
  color: var(--on-surface);
  background-color: var(--surface-container-lowest);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(24, 88, 175, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--outline);
}

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

.form-input.error,
.form-textarea.error {
  border-color: var(--error);
}

.form-error {
  color: var(--error);
  font-size: 0.75rem;
  margin-top: 0.375rem;
  display: none;
}

.form-error.visible {
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  background-color: var(--primary);
  color: var(--on-primary);
  border-radius: var(--border-radius-xl);
  font-size: 1rem;
  font-weight: 600;
  transition: background-color 0.2s, transform 0.2s;
  margin-top: 1rem;
}

.form-submit:hover {
  background-color: var(--primary-container);
}

.form-submit:active {
  transform: scale(0.98);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Form Success State */
.form-success {
  display: none;
  text-align: center;
  padding: 2rem;
}

.form-success.visible {
  display: block;
}

.form-success-icon {
  font-size: 4rem;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.form-success h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--on-surface);
  margin-bottom: 0.5rem;
}

.form-success p {
  color: var(--on-surface-variant);
}

.contact-form.hidden {
  display: none;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 0.5rem;
  vertical-align: middle;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive */
@media (min-width: 640px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-title {
    font-size: 3.75rem;
  }
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .nav-cta {
    display: block;
  }

  .mobile-menu-btn {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr 1fr;
    padding: 8rem 2rem;
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .feature-card-large {
    grid-column: span 2;
  }

  .case-study-grid {
    grid-template-columns: 7fr 5fr;
  }

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

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4.5rem;
  }

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

  .case-study-title {
    font-size: 3rem;
  }

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

  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1280px) {
  .hero-title {
    font-size: 5rem;
  }
}

/* Icon styling (using text as fallback) */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  font-size: 24px;
  line-height: 1;
}

.icon-lg {
  font-size: 48px;
}