/* FabriONE — Design System */
:root {
  --color-ink: #121212;
  --color-steel: #2d2d2d;
  --color-concrete: #4a4a4a;
  --color-stone: #6b6b6b;
  --color-ash: #9a9a9a;
  --color-cloud: #e6e6e6;
  --color-fog: #f4f4f4;
  --color-white: #ffffff;
  --color-accent: #e85d04;
  --color-accent-dark: #c44a00;
  --color-accent-light: #fff0e6;

  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 3px rgba(18, 18, 18, 0.08);
  --shadow-md: 0 8px 24px rgba(18, 18, 18, 0.10);
  --shadow-lg: 0 18px 48px rgba(18, 18, 18, 0.14);

  --transition: 220ms ease;
  --container: 1200px;
  --section-padding: 96px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

ul {
  list-style: none;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 16px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  z-index: 1000;
  font-weight: 600;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding) 0;
}

.section-dark {
  background-color: var(--color-ink);
  color: var(--color-white);
}

.section-accent {
  background-color: var(--color-steel);
  color: var(--color-white);
}

.section-header {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-header-light {
  color: var(--color-white);
}

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 14px;
}

.section-header-light .section-eyebrow {
  color: #ff9d6e;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.18;
  margin-bottom: 18px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-stone);
  line-height: 1.6;
}

.section-header-light .section-subtitle {
  color: var(--color-ash);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

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

.btn:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

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

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-cloud);
}

.btn-secondary:hover {
  background-color: var(--color-fog);
  border-color: var(--color-ash);
}

.section-dark .btn-secondary,
.section-accent .btn-secondary {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.35);
}

.section-dark .btn-secondary:hover,
.section-accent .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.08);
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-cloud);
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo img {
  width: auto;
  height: 40px;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-list a {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-concrete);
  position: relative;
}

.nav-list a:hover {
  color: var(--color-ink);
}

.nav-list a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
  width: 100%;
}

.nav-cta {
  background-color: var(--color-accent);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: var(--radius-md);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background-color: var(--color-accent-dark);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: none;
  background: transparent;
  cursor: pointer;
}

.menu-bar {
  width: 26px;
  height: 2px;
  background-color: var(--color-ink);
  transition: transform var(--transition), opacity var(--transition);
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 0 130px;
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-fog) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 8px 14px;
  border-radius: 100px;
  margin-bottom: 22px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--color-ink);
}

.hero-lead {
  font-size: 1.2rem;
  color: var(--color-stone);
  margin-bottom: 34px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-trust {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.trust-pill {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-concrete);
  background: var(--color-white);
  border: 1px solid var(--color-cloud);
  padding: 8px 14px;
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card {
  position: relative;
  z-index: 2;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 420px;
  display: grid;
  gap: 20px;
}

.card-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.metric {
  text-align: center;
  padding: 18px;
  background: var(--color-fog);
  border-radius: var(--radius-md);
}

.metric strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 6px;
}

.metric span {
  font-size: 0.85rem;
  color: var(--color-stone);
  font-weight: 500;
}

.hero-texture {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  max-width: none;
  opacity: 0.12;
  z-index: 1;
  pointer-events: none;
}

/* Problems */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--color-white);
  border: 1px solid var(--color-cloud);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.problem-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--color-ash);
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-ink);
}

.problem-card p {
  color: var(--color-stone);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Modules */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.module-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 26px;
  transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
}

.module-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-4px);
}

.module-card-highlight {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(232, 93, 4, 0.15), rgba(232, 93, 4, 0.05));
  border-color: rgba(232, 93, 4, 0.35);
}

.module-card-highlight:hover {
  border-color: rgba(232, 93, 4, 0.6);
}

.module-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--color-white);
  background: var(--color-concrete);
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.module-card-highlight .module-icon {
  background: var(--color-accent);
}

.module-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-white);
}

.module-card p {
  color: var(--color-ash);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Segments */
.segments-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.segment-card {
  background: var(--color-white);
  border: 1px solid var(--color-cloud);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.segment-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.segment-header {
  background: var(--color-ink);
  color: var(--color-white);
  padding: 28px;
}

.segment-header h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
}

.segment-features {
  padding: 28px;
  display: grid;
  gap: 14px;
}

.segment-features li {
  position: relative;
  padding-left: 26px;
  color: var(--color-concrete);
  font-size: 0.95rem;
  line-height: 1.5;
}

.segment-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* Differentials */
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.differential-item {
  padding: 28px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: background-color var(--transition), transform var(--transition);
}

.differential-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.differential-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--color-white);
}

.differential-item p {
  color: var(--color-ash);
  font-size: 0.92rem;
  line-height: 1.55;
}

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-white);
  padding: 88px 0;
  text-align: center;
}

.cta-content {
  max-width: 780px;
}

.cta-section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
}

.cta-section p {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: 34px;
}

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

.cta-section .btn-primary:hover {
  background: var(--color-fog);
  color: var(--color-accent-dark);
}

/* Demo form */
.demo-section {
  background: var(--color-fog);
}

.demo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.demo-info h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
  color: var(--color-ink);
}

.demo-info p {
  color: var(--color-stone);
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.demo-benefits {
  display: grid;
  gap: 14px;
}

.demo-benefits li {
  position: relative;
  padding-left: 28px;
  color: var(--color-concrete);
  font-weight: 500;
}

.demo-benefits li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 800;
}

.demo-form {
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-cloud);
}

.demo-form fieldset {
  border: none;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-concrete);
  margin-bottom: 6px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-cloud);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-ink);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.btn-submit {
  width: 100%;
  margin-top: 8px;
}

.form-privacy {
  margin-top: 16px;
  font-size: 0.82rem;
  color: var(--color-ash);
  text-align: center;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--color-ink);
  color: var(--color-ash);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand img {
  height: 36px;
  width: auto;
  margin-bottom: 18px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  max-width: 320px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-nav h3,
.footer-contact h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 18px;
}

.footer-nav ul {
  display: grid;
  gap: 10px;
}

.footer-nav a,
.footer-contact a {
  color: var(--color-ash);
  font-size: 0.95rem;
  transition: color var(--transition);
}

.footer-nav a:hover,
.footer-contact a:hover {
  color: var(--color-white);
}

.footer-contact p {
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-ash);
}

/* Responsive */
@media (max-width: 1100px) {
  .modules-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .module-card-highlight {
    grid-column: span 1;
  }

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

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-visual {
    order: -1;
  }

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

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

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

@media (max-width: 720px) {
  :root {
    --section-padding: 72px;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-cloud);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .nav-list.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-list li {
    width: 100%;
  }

  .nav-list a {
    display: block;
    padding: 14px 0;
    width: 100%;
  }

  .nav-cta {
    margin-top: 8px;
    text-align: center;
  }

  .problems-grid,
  .segments-list,
  .modules-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 80px 0 100px;
  }

  .hero-card {
    padding: 20px;
  }

  .card-row {
    gap: 12px;
  }

  .metric {
    padding: 14px;
  }

  .metric strong {
    font-size: 1.5rem;
  }

  .demo-form {
    padding: 28px;
  }
}