:root {
  --navy: #0B1D3A;
  --navy-2: #123A5E;
  --teal: #0EA5B3;
  --teal-light: #67CDD1;
  --paper: #F2F5F8;
  --white: #FFFFFF;
  --ink: #102033;
  --muted: #607089;
  --line: rgba(16, 32, 51, 0.12);
  --shadow: 0 24px 80px rgba(11, 29, 58, 0.16);
  --radius: 26px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(103, 205, 209, 0.30), transparent 30rem),
    linear-gradient(180deg, #ffffff 0%, #f6f9fb 48%, #eef4f7 100%);
}

a {
  color: inherit;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 76px;
  padding: 14px clamp(18px, 4vw, 58px);
  display: flex;
  align-items: center;
  gap: 22px;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--navy), var(--teal));
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.05;
}

.brand strong {
  color: var(--navy);
  font-size: 1.05rem;
}

.brand small {
  color: var(--muted);
  margin-top: 3px;
  font-size: 0.75rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.94rem;
  color: var(--muted);
}

.nav a {
  text-decoration: none;
}

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

.language-toggle {
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  display: flex;
  gap: 4px;
}

.lang-btn {
  border: 0;
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-weight: 700;
}

.lang-btn.active {
  color: white;
  background: var(--navy);
}

.lang {
  display: none;
}

.lang.active {
  display: block;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(52px, 8vw, 98px) clamp(18px, 4vw, 32px) 42px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.78fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
}

.eyebrow,
.section-label {
  color: var(--teal);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.77rem;
  margin: 0 0 14px;
}

h1,
h2,
h3 {
  color: var(--navy);
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  font-size: clamp(2.35rem, 6vw, 5rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h3 {
  font-size: 1.1rem;
}

p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.02rem;
}

.hero-text {
  max-width: 690px;
  margin: 22px 0 30px;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: white;
  box-shadow: 0 12px 30px rgba(11, 29, 58, 0.18);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.76);
  border-color: var(--line);
  color: var(--navy);
}

.hero-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card img {
  width: 100%;
  aspect-ratio: 4 / 1;
  object-fit: cover;
  background: var(--navy);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.hero-meta span {
  padding: 18px 12px;
  text-align: center;
  font-weight: 800;
  color: var(--navy);
  background: rgba(255, 255, 255, 0.88);
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px clamp(18px, 4vw, 32px);
}

.split,
.about {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid article,
.screen-card,
.stage-panel,
.pdf-card {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 60px rgba(11, 29, 58, 0.08);
}

.feature-grid article {
  padding: 24px;
}

.feature-grid p {
  margin-bottom: 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 28px;
}

.screens {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.screen-card {
  overflow: hidden;
}

.screen-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  object-position: top left;
  background: #dde6ec;
  border-bottom: 1px solid var(--line);
}

.screen-copy {
  padding: 20px;
}

.screen-copy p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

.stage {
  padding-top: 36px;
}

.stage-panel {
  padding: clamp(26px, 5vw, 52px);
  background:
    linear-gradient(135deg, rgba(11, 29, 58, 0.96), rgba(18, 58, 94, 0.94)),
    radial-gradient(circle at top right, rgba(103, 205, 209, 0.30), transparent 26rem);
}

.stage-panel h2,
.stage-panel p,
.stage-panel li {
  color: white;
}

.stage-panel .section-label {
  color: var(--teal-light);
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--teal-light);
  font-weight: 900;
}

.pdf-card {
  padding: 28px;
  text-decoration: none;
  display: grid;
  gap: 10px;
  align-self: stretch;
}

.pdf-card .pdf-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--teal), var(--navy));
  font-weight: 900;
}

.pdf-card strong {
  font-size: 1.4rem;
  color: var(--navy);
}

.pdf-card small {
  color: var(--muted);
}

.contact {
  text-align: center;
  padding-top: 50px;
}

.contact h2 {
  max-width: 820px;
  margin: 0 auto;
}

.contact-links {
  margin-top: 24px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-links a {
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--navy);
  font-weight: 800;
}

footer {
  border-top: 1px solid var(--line);
  padding: 28px clamp(18px, 4vw, 58px);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 880px) {
  .site-header {
    position: relative;
    flex-wrap: wrap;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero,
  .split,
  .about {
    grid-template-columns: 1fr;
  }

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

  .screen-card img {
    height: auto;
  }

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

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

@media (max-width: 520px) {
  .actions,
  .contact-links {
    flex-direction: column;
  }

  .btn,
  .contact-links a {
    width: 100%;
  }

  h1 {
    font-size: 2.25rem;
  }
}


body.no-scroll {
  overflow: hidden;
}

.screenshot-button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.screenshot-button img {
  transition: transform 180ms ease, filter 180ms ease;
}

.screenshot-button:hover img,
.screenshot-button:focus-visible img {
  transform: scale(1.015);
  filter: brightness(1.02);
}

.screenshot-button:focus-visible {
  outline: 3px solid rgba(14, 165, 179, 0.45);
  outline-offset: -3px;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(12px, 3vw, 32px);
}

.lightbox.active {
  display: flex;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(11, 29, 58, 0.72);
  backdrop-filter: blur(8px);
}

.lightbox-panel {
  position: relative;
  width: min(1180px, 96vw);
  max-height: 92vh;
  background: var(--white);
  border-radius: 22px;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.32);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}

.lightbox-header h2 {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.lightbox-close {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--navy);
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox-body {
  padding: 18px;
  overflow: auto;
  background: #eef4f7;
}

.lightbox-body img {
  width: 100%;
  height: auto;
  max-width: none;
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(11, 29, 58, 0.15);
}

.lightbox-hint {
  margin: 0;
  padding: 0 20px 16px;
  font-size: 0.88rem;
  color: var(--muted);
}

@media (max-width: 680px) {
  .lightbox {
    padding: 8px;
  }

  .lightbox-panel {
    width: 100%;
    max-height: 94vh;
    border-radius: 16px;
  }

  .lightbox-body {
    padding: 10px;
  }
}


.nav .lang,
.pdf-card small .lang,
.lightbox-hint .lang,
footer .lang {
  display: none;
}

.nav .lang.active,
.pdf-card small .lang.active,
.lightbox-hint .lang.active,
footer .lang.active {
  display: inline;
}