:root {
  color-scheme: light;
  --ink: #111319;
  --muted: #575b66;
  --soft: #f7f4ef;
  --surface: #ffffff;
  --line: #e8e1d8;
  --blue: #2566f2;
  --blue-dark: #062166;
  --green: #10e0a6;
  --shadow: 0 22px 60px rgba(17, 19, 25, 0.12);
  --max: 1120px;
}

* {
  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 10% 0%, rgba(16, 224, 166, 0.12), transparent 32rem),
    radial-gradient(circle at 90% 8%, rgba(37, 102, 242, 0.14), transparent 34rem),
    linear-gradient(180deg, #fffefa 0%, var(--soft) 100%);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 850;
  letter-spacing: 0;
}

.brand-logo {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  box-shadow: 0 10px 24px rgba(6, 33, 102, 0.2);
  object-fit: cover;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.main-nav a {
  border-radius: 8px;
  padding: 10px 12px;
}

.main-nav a:hover {
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
}

.language-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
  padding: 4px;
  box-shadow: 0 8px 22px rgba(17, 19, 25, 0.06);
}

.language-switch button {
  appearance: none;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 850;
  padding: 8px 10px;
}

.language-switch button[aria-pressed="true"] {
  background: var(--blue);
  color: #fff;
}

.section {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 82px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(280px, 0.76fr);
  align-items: center;
  min-height: calc(100svh - 84px);
  gap: 54px;
  padding-top: 44px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.7rem, 4.9rem, 4.9rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 2.8rem, 2.8rem);
  line-height: 1.05;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-subtitle {
  max-width: 610px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.26rem;
  font-weight: 650;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 34px;
}

.coming-soon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid rgba(37, 102, 242, 0.12);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--blue), #174fd2);
  color: #fff;
  box-shadow: 0 16px 36px rgba(37, 102, 242, 0.24);
  font-weight: 900;
  padding: 0 18px;
}

.secondary-text {
  color: var(--muted);
  font-weight: 750;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-phone,
.phone-frame {
  position: relative;
  overflow: hidden;
  background: #f7f4ef;
  box-shadow: var(--shadow);
}

.hero-phone {
  width: min(100%, 310px);
  border: 10px solid #151820;
  border-radius: 38px;
  padding-top: 10px;
}

.phone-frame {
  width: 100%;
  border: 9px solid #151820;
  border-radius: 34px;
  padding-top: 8px;
}

.hero-phone img,
.phone-frame img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.image-placeholder {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  padding: 28px;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 900;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(37, 102, 242, 0.86), rgba(6, 33, 102, 0.9)),
    repeating-linear-gradient(90deg, transparent, transparent 12px, rgba(255,255,255,0.08) 12px, rgba(255,255,255,0.08) 18px);
}

.image-missing img {
  display: none;
}

.image-missing .image-placeholder {
  display: grid;
}

.section-heading {
  max-width: 680px;
  margin: 0 auto 36px;
  text-align: center;
}

.align-left {
  margin-left: 0;
  text-align: left;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.screenshot-card {
  min-width: 0;
}

.screenshot-card h3 {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.35;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: center;
  min-height: 92px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  padding: 18px;
  box-shadow: 0 12px 32px rgba(17, 19, 25, 0.05);
}

.feature-item p {
  margin: 0;
  color: #2e323d;
  font-weight: 780;
  line-height: 1.4;
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  font-weight: 950;
  box-shadow: 0 12px 26px rgba(37, 102, 242, 0.18);
}

.feature-icon svg {
  width: 23px;
  height: 23px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 36px;
  align-items: start;
}

.steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  padding: 18px;
}

.steps span {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 8px;
  background: #111319;
  color: #fff;
  font-weight: 950;
}

.steps p {
  margin: 0;
  font-size: 1.08rem;
  font-weight: 820;
  line-height: 1.35;
}

.privacy-panel {
  display: grid;
  grid-template-columns: 0.68fr 1fr;
  gap: 28px;
  border: 1px solid rgba(37, 102, 242, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.88), rgba(255,255,255,0.66)),
    linear-gradient(135deg, rgba(37, 102, 242, 0.12), rgba(16, 224, 166, 0.12));
  padding: 34px;
  box-shadow: 0 18px 44px rgba(17, 19, 25, 0.07);
}

.privacy-panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 1.04rem;
  font-weight: 720;
  line-height: 1.5;
  list-style: none;
}

.privacy-panel li {
  position: relative;
  padding-left: 22px;
}

.privacy-panel li::before {
  content: "";
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.inline-link {
  color: var(--blue);
  font-weight: 900;
}

.inline-link:hover {
  color: var(--blue-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.contact-section p:not(.eyebrow) {
  margin: 16px 0 10px;
  color: var(--muted);
  font-size: 1.12rem;
  font-weight: 720;
}

.contact-section a {
  display: inline-flex;
  border-radius: 8px;
  background: #111319;
  color: #fff;
  font-weight: 900;
  padding: 14px 18px;
}

.site-footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
  color: var(--muted);
  text-align: center;
  font-weight: 700;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  margin-top: 12px;
}

.footer-nav a {
  border-radius: 8px;
  padding: 7px 8px;
}

.footer-nav a:hover {
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
}

.page-hero {
  max-width: 820px;
  padding: 92px 0 36px;
  text-align: center;
}

.page-hero p:not(.eyebrow) {
  max-width: 680px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 1.18rem;
  font-weight: 700;
  line-height: 1.55;
}

.legal-content {
  padding-top: 20px;
}

.legal-card {
  max-width: 860px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 44px rgba(17, 19, 25, 0.07);
  padding: 42px;
}

.legal-card h2 {
  margin-top: 34px;
  font-size: 1.45rem;
  line-height: 1.18;
}

.legal-card h2:first-of-type {
  margin-top: 0;
}

.legal-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.28;
}

.legal-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 650;
  line-height: 1.65;
}

.legal-card .updated {
  margin: 0 0 28px;
  color: var(--blue);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.faq-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(247, 244, 239, 0.72);
  padding: 20px;
}

@media (max-width: 880px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 12px;
    row-gap: 8px;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
  }

  .language-switch {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    width: auto;
  }

  .main-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .split-section,
  .privacy-panel {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 28px;
    gap: 44px;
    text-align: center;
  }

  .hero-copy {
    display: grid;
    justify-items: center;
  }

  h1 {
    max-width: 100%;
    font-size: 2.35rem;
    line-height: 1.02;
  }

  .hero-subtitle {
    max-width: 32rem;
    font-size: 1.08rem;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-phone {
    width: min(72vw, 290px);
  }

  .screenshots-grid {
    display: flex;
    gap: 18px;
    margin-right: -16px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding: 2px 16px 12px 2px;
  }

  .screenshot-card {
    flex: 0 0 min(76vw, 310px);
    scroll-snap-align: start;
  }

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

  .page-hero {
    padding-top: 64px;
  }

  .legal-card {
    padding: 30px;
  }
}

@media (max-width: 560px) {
  .site-header,
  .section,
  .site-footer {
    width: min(100% - 24px, var(--max));
  }

  .site-header {
    padding: 12px 0 8px;
  }

  .brand span {
    font-size: 0.98rem;
  }

  .brand-logo {
    width: 38px;
    height: 38px;
  }

  .main-nav a {
    padding: 9px 8px;
    white-space: nowrap;
  }

  .language-switch {
    padding: 3px;
  }

  .language-switch button {
    font-size: 0.82rem;
    padding: 7px 9px;
  }

  .section {
    padding: 58px 0;
  }

  .hero {
    padding-top: 20px;
  }

  h1 {
    font-size: 2.15rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-subtitle {
    margin-top: 18px;
    font-size: 1rem;
    line-height: 1.45;
  }

  .hero-actions {
    align-items: stretch;
    width: 100%;
  }

  .coming-soon,
  .secondary-text {
    width: 100%;
  }

  .secondary-text {
    line-height: 1.35;
  }

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

  .feature-item,
  .steps li {
    padding: 16px;
  }

  .privacy-panel {
    padding: 22px;
  }

  .page-hero {
    padding: 46px 0 22px;
  }

  .page-hero p:not(.eyebrow) {
    font-size: 1rem;
  }

  .legal-content {
    padding-top: 10px;
  }

  .legal-card {
    padding: 22px;
  }

  .legal-card h2 {
    font-size: 1.22rem;
  }

  .footer-nav {
    gap: 4px 10px;
  }
}

@media (max-width: 560px) {
  html[lang="cs"] h1 {
    font-size: 1.96rem;
  }
}