:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f3f6fb;
  --text-primary: #0b1736;
  --text-secondary: #1f3b61;
  --card-bg: rgba(255, 255, 255, 0.9);
  --card-border: rgba(148, 163, 184, 0.32);
  --border-color: #e5e7eb;
  --cta-bg: #f8fafc;
  --accent: #0ea5e9;
  --accent-hover: #0284c7;
  --footer-bg: #1e293b;
  --footer-bottom-bg: #0f172a;
  --footer-text: #cbd5e1;
  --footer-heading: #f8fafc;
  --footer-border: #334155;
  --footer-chip-bg: #273449;
  --footer-chip-border: #3b4a61;
  --footer-link-hover: #93c5fd;
}

body.dark-mode {
  --bg-primary: #0b1220;
  --bg-secondary: #101a2a;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --card-bg: rgba(15, 23, 42, 0.68);
  --card-border: rgba(100, 116, 139, 0.36);
  --border-color: #334155;
  --cta-bg: #111827;
  --accent: #38bdf8;
  --accent-hover: #7dd3fc;
  --footer-bg: #0b1220;
  --footer-bottom-bg: #060b16;
  --footer-text: #cbd5e1;
  --footer-heading: #f8fafc;
  --footer-border: #253041;
  --footer-chip-bg: #111b2c;
  --footer-chip-border: #2a3a52;
  --footer-link-hover: #93c5fd;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.28s ease, color 0.28s ease;
}

h1,
h2,
h3 {
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.02em;
  margin-top: 12px;
}

h2 {
  font-size: clamp(1.55rem, 2.8vw, 2.35rem);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

p {
  color: var(--text-secondary);
}

.container {
  width: min(92%, 1140px);
  margin: auto;
}

.center {
  text-align: center;
}

.narrow {
  max-width: 920px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.section-note {
  margin-top: 18px;
  font-size: 0.95rem;
}

.section-lead {
  max-width: 74ch;
  margin: 0 auto;
}

.navbar {
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

body.dark-mode .navbar {
  background: rgba(11, 18, 32, 0.84);
}

.nav-container {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  height: 72px;
  gap: 20px;
  position: relative;
}

.brand {
  font-size: 1.05rem;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.saturation-toggle {
  width: 62px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: linear-gradient(120deg, #fde68a, #60a5fa);
  position: relative;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 8px;
  transition: background 0.28s ease, border-color 0.28s ease;
}

.toggle-icon {
  font-size: 13px;
  z-index: 1;
  transition: opacity 0.2s ease;
}

.sun-icon {
  opacity: 1;
}

.moon-icon {
  opacity: 0.55;
}

.toggle-thumb {
  width: 22px;
  height: 22px;
  background: #ffffff;
  border-radius: 50%;
  position: absolute;
  left: 4px;
  transition: transform 0.28s ease;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.25);
}

body.dark-mode .saturation-toggle {
  background: linear-gradient(120deg, #1d4ed8, #0f172a);
  border-color: #334155;
}

body.dark-mode .saturation-toggle .sun-icon {
  opacity: 0.55;
}

body.dark-mode .saturation-toggle .moon-icon {
  opacity: 1;
}

body.dark-mode .saturation-toggle .toggle-thumb {
  transform: translateX(30px);
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.media-bg {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.media-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--overlay), var(--bg-image);
  background-size: cover;
  background-position: center;
  z-index: -1;
}

.media-bg .container {
  position: relative;
  z-index: 1;
}

body:not(.dark-mode) .bg-hero {
  --bg-image: url('https://images.unsplash.com/photo-1498050108023-c5249f4df085?auto=format&fm=webp&fit=crop&w=1900&q=70');
  --overlay: linear-gradient(160deg, rgba(255, 255, 255, 0.68) 0%, rgba(255, 255, 255, 0.52) 55%, rgba(255, 255, 255, 0.64) 100%);
}

body:not(.dark-mode) .bg-about {
  --bg-image: url('https://images.unsplash.com/photo-1497215842964-222b430dc094?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(150deg, rgba(255, 255, 255, 0.74) 0%, rgba(255, 255, 255, 0.62) 52%, rgba(255, 255, 255, 0.7) 100%);
}

body:not(.dark-mode) .bg-capabilities {
  --bg-image: url('https://images.unsplash.com/photo-1517048676732-d65bc937f952?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(170deg, rgba(243, 248, 255, 0.7) 0%, rgba(246, 250, 255, 0.62) 100%);
}

body:not(.dark-mode) .bg-ecosystem {
  --bg-image: url('https://images.unsplash.com/photo-1522071820081-009f0129c71c?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(160deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.6) 55%, rgba(255, 255, 255, 0.68) 100%);
}

body:not(.dark-mode) .bg-company {
  --bg-image: url('https://images.unsplash.com/photo-1521737604893-d14cc237f11d?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(165deg, rgba(245, 250, 255, 0.72) 0%, rgba(247, 251, 255, 0.64) 100%);
}

body:not(.dark-mode) .bg-contact {
  --bg-image: url('https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(165deg, rgba(240, 246, 255, 0.72) 0%, rgba(240, 247, 255, 0.64) 100%);
}

body.dark-mode .bg-hero {
  --bg-image: url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fm=webp&fit=crop&w=1900&q=70');
  --overlay: linear-gradient(160deg, rgba(2, 6, 23, 0.83) 0%, rgba(2, 6, 23, 0.68) 60%, rgba(2, 6, 23, 0.82) 100%);
}

body.dark-mode .bg-about {
  --bg-image: url('https://images.unsplash.com/photo-1497366811353-6870744d04b2?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(150deg, rgba(2, 6, 23, 0.86) 0%, rgba(2, 6, 23, 0.7) 60%, rgba(2, 6, 23, 0.82) 100%);
}

body.dark-mode .bg-capabilities {
  --bg-image: url('https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(165deg, rgba(2, 6, 23, 0.84) 0%, rgba(2, 6, 23, 0.72) 100%);
}

body.dark-mode .bg-ecosystem {
  --bg-image: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(160deg, rgba(2, 6, 23, 0.86) 0%, rgba(2, 6, 23, 0.69) 62%, rgba(2, 6, 23, 0.84) 100%);
}

body.dark-mode .bg-company {
  --bg-image: url('https://images.unsplash.com/photo-1552664730-d307ca884978?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(165deg, rgba(2, 6, 23, 0.86) 0%, rgba(2, 6, 23, 0.72) 100%);
}

body.dark-mode .bg-contact {
  --bg-image: url('https://images.unsplash.com/photo-1461749280684-dccba630e2f6?auto=format&fm=webp&fit=crop&w=1800&q=70');
  --overlay: linear-gradient(160deg, rgba(2, 6, 23, 0.84) 0%, rgba(2, 6, 23, 0.72) 100%);
}

.hero {
  min-height: 82vh;
  padding: 104px 0 90px;
  text-align: center;
  scroll-margin-top: 92px;
}

.hero-content {
  max-width: 980px;
}

.hero-desc {
  color: var(--text-secondary);
  margin: 20px auto 30px;
  max-width: 760px;
  font-size: 1.1rem;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-highlights {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.highlight {
  padding: 16px;
  border-radius: 14px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.highlight strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.highlight span {
  display: block;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 10px 28px rgba(14, 165, 233, 0.24);
}

.primary:hover {
  background: var(--accent-hover);
}

.secondary {
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.7);
}

body.dark-mode .secondary {
  background: rgba(15, 23, 42, 0.62);
}

.section {
  padding: 94px 0;
  scroll-margin-top: 92px;
}

.section,
.cta,
.footer {
  content-visibility: auto;
  contain-intrinsic-size: 900px;
}

.alt {
  background: var(--bg-secondary);
}

.two-col {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 36px;
}

.about-points {
  display: grid;
  gap: 12px;
}

.point {
  padding: 16px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  color: var(--text-primary);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  padding: 22px;
  border-radius: 14px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.card p,
.process-item p,
.pillar p {
  color: var(--text-secondary);
}

.process-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.process-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 18px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.company-pillars {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.pillar {
  padding: 18px;
  border-radius: 12px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
}

.cta {
  padding: 100px 0;
  background: var(--cta-bg);
  text-align: center;
  scroll-margin-top: 92px;
}

.cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-btn {
  margin-top: 26px;
  display: inline-flex;
}

.contact-email {
  margin-top: 20px;
  color: var(--text-secondary);
}

.contact-email a {
  color: inherit;
}

.footer {
  background: var(--footer-bg);
  border-top: 1px solid var(--footer-border);
  padding-top: 34px;
  color: var(--footer-text);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 18px;
  margin-bottom: 20px;
}

.footer-brand h3 {
  color: var(--footer-heading);
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.footer-brand p {
  line-height: 1.45;
  margin-bottom: 10px;
  max-width: 46ch;
  font-size: 0.92rem;
  color: var(--footer-text);
}

.social-links {
  display: flex;
  gap: 8px;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  background: var(--footer-chip-bg);
  border: 1px solid var(--footer-chip-border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--footer-heading);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s;
}

.social-icon svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.social-icon:hover {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.footer-links h4,
.footer-contact h4 {
  color: var(--footer-heading);
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.footer-links ul,
.footer-contact ul {
  list-style: none;
}

.footer-links li,
.footer-contact li {
  margin-bottom: 6px;
  line-height: 1.35;
  font-size: 0.92rem;
}

.contact-email-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.contact-email-item svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

.footer-links a,
.footer-contact a {
  text-decoration: none;
  color: var(--footer-text);
  transition: color 0.2s;
}

.footer-links a:hover,
.legal-links a:hover {
  color: var(--footer-link-hover);
}

.footer-bottom {
  border-top: 1px solid var(--footer-border);
  padding: 10px 0;
  background: var(--footer-bottom-bg);
}

.footer-bottom-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.82rem;
}

.legal-links {
  display: flex;
  gap: 10px;
}

.legal-links a {
  color: var(--footer-text);
  text-decoration: none;
}

.legal-page {
  min-height: 100vh;
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.legal-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: color-mix(in srgb, var(--bg-primary) 88%, transparent);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.legal-header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 14px;
  position: relative;
}

.legal-main {
  padding: 52px 0 72px;
}

.legal-paper {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 30px;
}

.legal-paper h1 {
  margin: 0 0 10px;
}

.legal-meta {
  margin-bottom: 20px;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.legal-section+.legal-section {
  margin-top: 20px;
}

.legal-section h2 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.legal-list {
  padding-left: 18px;
  color: var(--text-secondary);
}

.legal-list li+li {
  margin-top: 6px;
}

@media (max-width: 980px) {
  .hero-highlights {
    grid-template-columns: 1fr;
  }

  .company-pillars {
    grid-template-columns: 1fr;
  }

  .two-col {
    grid-template-columns: 1fr;
  }
}

@media(max-width:768px) {
  .legal-paper {
    padding: 22px;
  }

  .nav-container {
    height: auto;
    min-height: 72px;
    padding: 10px 0;
    flex-wrap: wrap;
    row-gap: 10px;
  }

  .brand {
    font-size: 0.95rem;
  }

  .nav-actions {
    margin-left: auto;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .nav-menu {
    width: calc(100% - 4px);
    order: 3;
    margin-left: 0;
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 2px;
    z-index: 1100;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: 16px;
    border: none;
    background: transparent;
    isolation: isolate;
  }

  .nav-menu::before {
    content: "";
    position: absolute;
    inset: -18px;
    border-radius: 22px;
    background: radial-gradient(ellipse at center,
        rgba(226, 232, 240, 0.92) 0%,
        rgba(226, 232, 240, 0.78) 36%,
        rgba(226, 232, 240, 0.58) 64%,
        rgba(226, 232, 240, 0.26) 82%,
        rgba(226, 232, 240, 0) 100%);
    backdrop-filter: blur(22px) saturate(120%);
    -webkit-backdrop-filter: blur(22px) saturate(120%);
    pointer-events: none;
    z-index: -1;
  }

  body.dark-mode .nav-menu::before {
    background: radial-gradient(ellipse at center,
        rgba(15, 23, 42, 0.88) 0%,
        rgba(15, 23, 42, 0.72) 38%,
        rgba(15, 23, 42, 0.5) 66%,
        rgba(15, 23, 42, 0.22) 84%,
        rgba(30, 41, 59, 0) 100%);
  }

  .nav-menu a {
    width: 100%;
    text-align: center;
  }

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

  .hero {
    min-height: auto;
    padding: 86px 0 72px;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
    width: min(320px, 100%);
    margin: 0 auto;
  }

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

  .section {
    padding: 78px 0;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom-container {
    flex-direction: column;
    text-align: center;
  }
}