:root {
  --petrol: #0b3d3f;
  --petrol-2: #145c5f;
  --green: #27c281;
  --green-dark: #118657;
  --anthracite: #20282b;
  --muted: #647174;
  --cream: #f7f4ed;
  --white: #fffdf8;
  --line: rgba(11, 61, 63, 0.14);
  --shadow: 0 22px 70px rgba(15, 39, 41, 0.16);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--anthracite);
  background: var(--cream);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
.container { width: min(1140px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 96px 0; scroll-margin-top: 90px; }
.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-160%);
  background: var(--anthracite);
  color: white;
  padding: 10px 14px;
  border-radius: 999px;
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 244, 237, 0.78);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(11, 61, 63, 0.08);
}
.nav {
  width: min(1180px, calc(100% - 28px));
  min-height: 76px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 22px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 850; text-decoration: none; letter-spacing: 0; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--petrol), var(--green-dark));
  box-shadow: 0 12px 28px rgba(17, 134, 87, 0.25);
}
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 0.94rem; }
.nav-links a { color: #344245; text-decoration: none; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--green-dark); }
.nav-toggle { display: none; margin-left: auto; border: 0; background: transparent; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; margin: 5px; background: var(--petrol); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 760;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible { outline: 3px solid rgba(39, 194, 129, 0.42); outline-offset: 3px; }
.button-primary { color: white; background: linear-gradient(135deg, var(--petrol), var(--green-dark)); box-shadow: 0 18px 38px rgba(17, 134, 87, 0.25); }
.button-secondary { color: var(--petrol); background: rgba(255, 253, 248, 0.72); border-color: var(--line); }
.button-small { min-height: 42px; padding-inline: 16px; font-size: 0.9rem; }

.hero { position: relative; overflow: hidden; padding-top: 90px; }
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(39, 194, 129, 0.24), transparent 30%),
    linear-gradient(135deg, rgba(11, 61, 63, 0.08), rgba(247, 244, 237, 0));
  pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr); gap: 54px; align-items: center; min-height: 680px; }
.eyebrow { margin: 0 0 12px; color: var(--green-dark); font-weight: 850; text-transform: uppercase; font-size: 0.78rem; letter-spacing: 0.08em; }
h1, h2, h3 { color: var(--petrol); line-height: 1.08; letter-spacing: 0; }
h1 { margin: 0; font-size: clamp(2.5rem, 6vw, 5.8rem); max-width: 900px; }
h2 { margin: 0; font-size: clamp(2rem, 3.5vw, 3.8rem); }
h3 { margin: 0 0 10px; font-size: 1.2rem; }
.hero-subtitle { max-width: 650px; margin: 24px 0 0; font-size: clamp(1.08rem, 2vw, 1.35rem); color: #3c4c50; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.play-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 253, 248, 0.66);
}
.play-badge small { display: block; color: var(--muted); }
.play-triangle {
  width: 0;
  height: 0;
  border-top: 13px solid transparent;
  border-bottom: 13px solid transparent;
  border-left: 22px solid var(--green);
}

.phone-stage { display: grid; place-items: center; perspective: 1200px; }
.phone {
  width: min(360px, 82vw);
  padding: 14px;
  border-radius: 42px;
  background: linear-gradient(145deg, #0a2224, #1e4f52);
  box-shadow: 0 40px 95px rgba(10, 34, 36, 0.32);
  transform: rotate(-4deg);
}
.phone-screen { aspect-ratio: 9 / 19.5; border-radius: 32px; background: #fdfbf5; overflow: hidden; }
.hero-app-shot { width: 100%; height: 100%; object-fit: cover; object-position: top center; }

.two-column { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
.problem-points { display: grid; gap: 16px; }
.problem-points p, .trust-card { margin: 0; padding: 22px; border-radius: var(--radius); background: rgba(255, 253, 248, 0.76); border: 1px solid var(--line); box-shadow: 0 16px 50px rgba(15, 39, 41, 0.07); }
.section-heading { max-width: 760px; margin-bottom: 34px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card, .price-card, .shot-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.78);
  box-shadow: 0 16px 55px rgba(15, 39, 41, 0.08);
}
.feature-card span { display: inline-grid; place-items: center; width: 42px; height: 42px; margin-bottom: 18px; border-radius: 14px; color: var(--petrol); background: rgba(39, 194, 129, 0.15); font-weight: 850; font-size: 0.75rem; }
.feature-card p, .price-card p, .shot-card p, .trust p, .smart p { color: #4b5a5d; margin-bottom: 0; }
.smart-panel { display: grid; grid-template-columns: 0.9fr 1.2fr; gap: 40px; align-items: center; padding: 40px; border-radius: 32px; background: linear-gradient(135deg, rgba(11, 61, 63, 0.96), rgba(20, 92, 95, 0.92)); box-shadow: var(--shadow); }
.smart-panel h2, .smart-panel p, .smart-panel .eyebrow { color: white; }
.formula { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: center; }
.formula span, .formula strong { padding: 12px 14px; border-radius: 16px; background: rgba(255, 255, 255, 0.12); color: white; border: 1px solid rgba(255, 255, 255, 0.18); }
.formula strong { background: var(--green); color: #062b20; }
.formula b { color: rgba(255, 255, 255, 0.7); }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.price-card ul, .trust-card ul { padding: 0; margin: 20px 0 0; list-style: none; display: grid; gap: 12px; }
.price-card li, .trust-card li { position: relative; padding-left: 26px; }
.price-card li::before, .trust-card li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 9px; height: 9px; border-radius: 50%; background: var(--green); }
.highlighted { background: linear-gradient(180deg, rgba(255, 253, 248, 0.95), rgba(232, 248, 239, 0.95)); border-color: rgba(39, 194, 129, 0.45); }
.trust { background: rgba(255, 253, 248, 0.44); }
.trust-card .button { margin-top: 24px; }

.screenshot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.shot-card { transition: transform 180ms ease, box-shadow 180ms ease; }
.shot-card:hover { transform: translateY(-6px); box-shadow: 0 26px 70px rgba(15, 39, 41, 0.15); }
.shot-card img { width: 100%; aspect-ratio: 9 / 16; object-fit: cover; border-radius: 20px; margin-bottom: 18px; border: 1px solid rgba(11, 61, 63, 0.1); }

.faq-list { display: grid; gap: 12px; }
details { border-radius: 18px; border: 1px solid var(--line); background: rgba(255, 253, 248, 0.76); overflow: hidden; }
summary { cursor: pointer; padding: 20px 24px; font-weight: 820; color: var(--petrol); }
details p { margin: 0; padding: 0 24px 22px; color: #4b5a5d; }
.final-cta { text-align: center; background: linear-gradient(135deg, rgba(11, 61, 63, 0.08), rgba(39, 194, 129, 0.12)); }
.final-cta .hero-actions { justify-content: center; }
.site-footer { padding: 38px 0 28px; background: #142124; color: rgba(255, 255, 255, 0.84); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1.4fr 1fr 0.8fr; gap: 18px; align-items: center; }
.footer-grid div span { display: block; color: rgba(255, 255, 255, 0.55); }
.site-footer a { color: rgba(255, 255, 255, 0.86); }
.disclaimer { margin-top: 26px; color: rgba(255, 255, 255, 0.58); font-size: 0.92rem; }
.legal-page { background: linear-gradient(180deg, rgba(11, 61, 63, 0.06), rgba(247, 244, 237, 0)); }
.legal-layout { display: grid; grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.6fr); gap: 34px; align-items: start; }
.legal-summary {
  position: sticky;
  top: 104px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.84);
  box-shadow: 0 16px 55px rgba(15, 39, 41, 0.08);
}
.legal-summary h1 { font-size: clamp(2.1rem, 4vw, 3.5rem); }
.legal-card {
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 253, 248, 0.9);
  box-shadow: var(--shadow);
}
.legal-card h2 { font-size: clamp(1.7rem, 3vw, 2.6rem); }
.legal-card h3 { margin-top: 34px; font-size: 1.22rem; }
.legal-card p, .legal-card li { color: #415053; }
.legal-card ul { display: grid; gap: 10px; padding-left: 1.25rem; }
.legal-card a, .legal-summary a:not(.button) { color: var(--green-dark); font-weight: 760; }
.back-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 50%;
  color: white;
  background: var(--petrol);
  box-shadow: 0 16px 38px rgba(15, 39, 41, 0.22);
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}
.back-to-top.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 650ms ease, transform 650ms ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1020px) {
  .nav-links {
    position: fixed;
    inset: 76px 14px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 253, 248, 0.96);
    box-shadow: var(--shadow);
  }
  .nav-links.is-open { display: flex; }
  .nav-links-static {
    position: static;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0;
    background: transparent;
    box-shadow: none;
  }
  .nav-toggle { display: inline-block; }
  .nav > .button { display: none; }
  .hero-grid, .two-column, .smart-panel { grid-template-columns: 1fr; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-summary { position: static; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid, .screenshot-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1140px); }
  .section { padding: 68px 0; }
  .hero-grid { min-height: auto; gap: 36px; }
  .hero-actions, .button { width: 100%; }
  .play-badge { width: 100%; }
  .phone-screen { min-height: 560px; }
  .feature-grid, .pricing-grid, .screenshot-grid, .footer-grid { grid-template-columns: 1fr; }
  .smart-panel { padding: 26px; border-radius: 26px; }
  .formula { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .reveal { opacity: 1; transform: none; }
  .phone { transform: none; }
}