:root {
  --bg: #090f1b;
  --bg-alt: #0f1729;
  --panel: #121e33;
  --panel-soft: #15233a;
  --line: #233552;
  --text: #edf3ff;
  --muted: #a8b5cc;
  --accent: #37d3be;
  --accent-strong: #16b6a0;
  --focus: #ffe084;
  --danger: #ff8b8b;
  --radius-s: 0.6rem;
  --radius-m: 1rem;
  --radius-l: 1.4rem;
  --shadow: 0 18px 40px rgb(5 10 18 / 0.42);
  --container: min(92vw, 72rem);
  --ease: 280ms cubic-bezier(0.2, 0.9, 0.2, 1);
  --font-body: "IBM Plex Sans", sans-serif;
  --font-title: "Unbounded", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(64rem 44rem at 10% -10%, rgb(55 211 190 / 0.15), transparent 70%),
    radial-gradient(58rem 40rem at 100% 0%, rgb(94 123 255 / 0.16), transparent 72%),
    linear-gradient(180deg, var(--bg), #070c16 100%);
  font-family: var(--font-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

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

.container {
  width: var(--container);
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0.8rem;
  z-index: 300;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-s);
  background: var(--focus);
  color: #111;
  font-weight: 700;
}

.skip-link:focus-visible {
  left: 0.8rem;
}

.header {
  position: sticky;
  top: 0;
  z-index: 200;
  backdrop-filter: blur(10px);
  background: rgb(8 13 23 / 0.8);
  border-bottom: 1px solid rgb(255 255 255 / 0.08);
}

.header__inner {
  min-height: 4.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  white-space: nowrap;
}

.brand__accent {
  font-family: var(--font-title);
  font-size: 1.08rem;
  letter-spacing: 0.09em;
  color: var(--accent);
}

.brand__text {
  color: var(--muted);
  font-size: 0.88rem;
}

.menu-btn {
  border: 1px solid rgb(255 255 255 / 0.3);
  color: var(--text);
  background: transparent;
  border-radius: var(--radius-s);
  padding: 0.45rem 0.85rem;
  font: inherit;
  font-weight: 600;
}

.nav {
  position: fixed;
  inset: 4.4rem 0 auto;
  display: grid;
  gap: 0.3rem;
  padding: 0.8rem 4vw 1rem;
  background: linear-gradient(180deg, rgb(9 15 27 / 0.98), rgb(9 15 27 / 0.95));
  border-bottom: 1px solid rgb(255 255 255 / 0.08);
  transform: translateY(-140%);
  transition: transform var(--ease);
}

.nav a {
  border-radius: var(--radius-s);
  color: var(--muted);
  padding: 0.5rem 0.65rem;
  font-weight: 500;
}

.nav a:hover {
  background: rgb(255 255 255 / 0.08);
  color: var(--text);
}

:root[data-menu-open="true"] .nav {
  transform: translateY(0);
}

.section {
  padding-block: 4.5rem;
}

.section--alt {
  background: linear-gradient(180deg, rgb(255 255 255 / 0.02), rgb(255 255 255 / 0));
}

.hero {
  padding-top: 5.4rem;
}

.hero__grid {
  display: grid;
  gap: 1.2rem;
}

.hero__content h1 {
  font-family: var(--font-title);
  font-size: clamp(1.9rem, 5vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: 0.01em;
  max-width: 19ch;
}

.hero__lead {
  margin-top: 1rem;
  color: var(--muted);
  max-width: 58ch;
}

.hero__actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero__card {
  border: 1px solid var(--line);
  background: linear-gradient(170deg, rgb(18 30 51 / 0.95), rgb(12 21 36 / 0.86));
  border-radius: var(--radius-l);
  padding: 1.15rem;
  box-shadow: var(--shadow);
}

.hero__card h2 {
  font-family: var(--font-title);
  font-size: 1.05rem;
}

.hero__card ul {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.55rem;
  color: var(--muted);
  padding-left: 1rem;
}

.hero__card li {
  list-style: disc;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.section__head {
  margin-bottom: 1.5rem;
}

.section__head h2 {
  font-family: var(--font-title);
  font-size: clamp(1.35rem, 3.8vw, 2.2rem);
  max-width: 28ch;
}

.cards {
  display: grid;
  gap: 0.95rem;
}

.card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgb(16 24 40 / 0.96), rgb(11 17 30 / 0.9));
  border-radius: var(--radius-m);
  padding: 1rem;
}

.card h3 {
  font-family: var(--font-title);
  font-size: 1rem;
}

.card p {
  margin-top: 0.6rem;
  color: var(--muted);
}

.steps {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.steps li {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 0.9rem;
  background: rgb(14 22 37 / 0.9);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
}

.steps span {
  min-width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  display: inline-grid;
  place-items: center;
  background: rgb(55 211 190 / 0.16);
  color: var(--accent);
  font-weight: 700;
}

.steps h3 {
  font-family: var(--font-title);
  font-size: 0.94rem;
}

.steps p {
  margin-top: 0.3rem;
  color: var(--muted);
}

.cases {
  display: grid;
  gap: 0.95rem;
}

.case {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgb(16 23 38 / 0.95), rgb(11 17 30 / 0.9));
  border-radius: var(--radius-m);
  padding: 1rem;
}

.case h3 {
  font-family: var(--font-title);
  font-size: 0.96rem;
}

.case p {
  margin-top: 0.55rem;
  color: var(--muted);
}

.case strong {
  display: block;
  margin-top: 0.65rem;
  color: var(--accent);
}

.faq {
  display: grid;
  gap: 0.75rem;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgb(14 22 37 / 0.9);
  padding: 0.8rem 0.9rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.faq p {
  margin-top: 0.55rem;
  color: var(--muted);
}

.contact {
  display: grid;
  gap: 1rem;
}

.contact__info h2 {
  font-family: var(--font-title);
  font-size: clamp(1.3rem, 3.4vw, 2rem);
}

.contact__info p {
  color: var(--muted);
  margin-top: 0.8rem;
  max-width: 56ch;
}

.contact__info ul {
  margin-top: 0.95rem;
  display: grid;
  gap: 0.35rem;
  color: var(--muted);
}

.contact__info a {
  color: var(--accent);
}

.contact__form {
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, rgb(17 26 43 / 0.95), rgb(11 18 31 / 0.92));
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.contact__form label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.94rem;
  color: var(--muted);
}

.contact__form input,
.contact__form textarea {
  width: 100%;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: rgb(8 14 24 / 0.9);
  color: var(--text);
  font: inherit;
  padding: 0.62rem 0.72rem;
}

.contact__form input:focus-visible,
.contact__form textarea:focus-visible,
.btn:focus-visible,
.menu-btn:focus-visible,
.nav a:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.form-note {
  min-height: 1.15rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.form-note.error {
  color: var(--danger);
}

.form-note.ok {
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.72rem 1.18rem;
  font-weight: 700;
  font-size: 0.92rem;
  background: linear-gradient(120deg, var(--accent), var(--accent-strong));
  color: #041211;
  transition: transform var(--ease), filter var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: rgb(255 255 255 / 0.28);
}

.btn--small {
  display: none;
}

.footer {
  border-top: 1px solid rgb(255 255 255 / 0.08);
  padding-block: 1.2rem;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  color: var(--muted);
  font-size: 0.9rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 520ms ease, transform 520ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 760px) {
  .menu-btn {
    display: none;
  }

  .btn--small {
    display: inline-flex;
  }

  .nav {
    position: static;
    transform: none;
    display: flex;
    background: transparent;
    border: 0;
    padding: 0;
    gap: 0.15rem;
  }

  .hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 1.2rem;
  }

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

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

  .contact {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .hero {
    padding-top: 6.4rem;
  }

  .section {
    padding-block: 5.5rem;
  }

  .header__inner {
    min-height: 4.8rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}