:root {
  --bg: #070b14;
  --surface: #0c1422;
  --surface-2: #111d30;
  --line: #23334b;
  --ink: #f5f8fd;
  --muted: #9baac0;
  --blue: #76aaff;
  --aqua: #58e2c2;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 75% -10%, #16345d 0, transparent 62%),
    var(--bg);
  font:
    16px/1.75 Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    sans-serif;
}

a {
  color: #9ac1ff;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--aqua);
  background: rgba(12, 20, 34, 0.55);
}

.wrap {
  width: min(1180px, calc(100% - 44px));
  margin: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 11, 20, 0.8);
  border-bottom: 1px solid rgba(125, 161, 211, 0.16);
  backdrop-filter: blur(16px);
}

.site-nav {
  width: min(1180px, calc(100% - 44px));
  margin: auto;
  min-height: 76px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
  /* letter-spacing: -0.02em; */
}

.brand-logo {
  width: 50px;
  height: 50px;
  object-fit: contain;
}
.nav-toggle {
  display: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  height: 30px;
  width: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--aqua), var(--blue));
  color: #06121d;
  font-weight: 950;
}

.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav-links > a,
.nav-group summary {
  padding: 8px 10px;
  color: #c8d6e9;
  text-decoration: none;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
}

.nav-group summary::-webkit-details-marker {
  display: none;
}

.nav-group summary::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin: 0 0 3px 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.18s ease;
}

.nav-group[open] summary::after {
  transform: rotate(225deg);
}

.nav-group {
  position: relative;
}

.nav-group[open] summary {
  color: #fff;
}

.nav-flyout {
  position: absolute;
  right: 0;
  top: 42px;
  min-width: 230px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0d1727;
  box-shadow: var(--shadow);
}

.nav-flyout a {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  color: #c9d9ef;
  text-decoration: none;
  font-size: 0.88rem;
}

.nav-flyout a:hover {
  background: #172740;
}

.nav-cta {
  border: 1px solid rgba(88, 226, 194, 0.5);
  border-radius: 9px !important;
  color: var(--aqua) !important;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 94px 0 82px;
  border-bottom: 1px solid rgba(125, 161, 211, 0.14);
  background: linear-gradient(
    115deg,
    rgba(13, 27, 49, 0.7),
    rgba(10, 18, 31, 0.15)
  );
}

.hero:after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  right: -150px;
  top: -240px;
  background: radial-gradient(
    circle,
    rgba(88, 226, 194, 0.22),
    transparent 66%
  );
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.2vw, 4.65rem);
  line-height: 1.04;
  /* letter-spacing: -0.06em; */
  margin: 8px 0 20px;
  max-width: 830px;
}

.hero p {
  font-size: 1.14rem;
  color: #c4d3e6;
  max-width: 720px;
  margin: 0 0 25px;
}

.eyebrow {
  color: var(--aqua);
  text-transform: uppercase;
  /* letter-spacing: 0.15em; */
  font-size: 0.73rem;
  font-weight: 850;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  background: linear-gradient(135deg, #68e3c5, #80b5ff);
  color: #07111f;
  text-decoration: none;
  font-weight: 850;
  border-radius: 11px;
  padding: 10px 16px;
  margin: 5px 8px 5px 0;
  box-shadow: 0 8px 24px rgba(88, 226, 194, 0.15);
}

.button--ghost {
  color: #dce9f9;
  background: rgba(12, 20, 34, 0.55);
  border: 1px solid #3c5476;
  box-shadow: none;
}

main {
  padding: 65px 0;
}

.tester-section {
  width: 100%;
  margin-bottom: 52px;
}
.tester-section h2 {
  margin: 0 0 13px;
  font-size: 1.68rem;
  line-height: 1.25;
  /* letter-spacing: -0.03em; */
}
.tester-section > p {
  max-width: 805px;
  color: #cfdaea;
  font-size: 1.08rem;
}
.tester-section .tool-frame {
  display: block;
  margin: 25px 0 0;
}
.universal-tool-frame {
  width: 100%;
  height: 1180px;
  overflow: hidden;
}
.content-layout {
  align-items: start;
}
.tool-copy {
  /* width:100%; */
  margin-top: 42px;
  margin-bottom: 8px;
  padding: 26px 30px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(145deg, #101b2d, #0b1321);
}
.tool-copy h2 {
  margin: 5px 0 10px;
  font-size: 1.55rem;
  line-height: 1.25;
}
.tool-copy p {
  max-width: 760px;
  color: #bcc9da;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: 50px;
}

.content {
  max-width: 805px;
}

.content > p:first-child {
  font-size: 1.08rem;
  color: #cfdaea;
}

.content h2 {
  margin: 48px 0 13px;
  font-size: 1.68rem;
  line-height: 1.25;
  /* letter-spacing: -0.03em; */
}

.content h3 {
  margin: 28px 0 7px;
  font-size: 1.15rem;
}

.content p,
.content li {
  color: #bcc9da;
}

.content ul,
.content ol {
  padding-left: 22px;
}

.content li {
  margin: 6px 0;
}

.aside {
  align-self: start;
  position: sticky;
  top: 98px;
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(
    145deg,
    rgba(18, 31, 52, 0.93),
    rgba(10, 17, 29, 0.93)
  );
  box-shadow: var(--shadow);
}

.aside h2 {
  font-size: 0.78rem;
  text-transform: uppercase;
  /* letter-spacing: 0.13em; */
  color: var(--muted);
  margin: 0 0 10px;
}

.aside a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid rgba(130, 158, 198, 0.13);
  font-size: 0.92rem;
  text-decoration: none;
}

.aside a:last-child {
  border: 0;
}

.notice {
  background: linear-gradient(
    90deg,
    rgba(25, 93, 87, 0.35),
    rgba(19, 40, 60, 0.15)
  );
  border: 1px solid rgba(88, 226, 194, 0.25);
  border-left: 4px solid var(--aqua);
  border-radius: 0 12px 12px 0;
  padding: 16px 19px;
  margin: 28px 0;
  color: #d4ede8;
}

.tool-frame {
  width: 100%;
  height: 950px;
  border: 1px solid #2e496a;
  border-radius: 20px;
  background: #07111f;
  box-shadow: 0 24px 65px rgba(0, 0, 0, 0.38);
  margin: 25px 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin: 24px 0;
}

.card {
  border: 1px solid var(--line);
  padding: 21px;
  border-radius: 14px;
  background: linear-gradient(145deg, #101b2d, #0b1321);
  transition:
    transform 0.2s,
    border-color 0.2s;
}

.card:hover {
  transform: translateY(-3px);
  border-color: #4c709d;
}

.card h3 {
  margin: 0 0 8px;
}

.site-footer {
  margin-top: 35px;
  padding: 55px 0 22px;
  background: #050912;
  border-top: 1px solid #1d2b40;
  color: #9aaac0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 30px;
  padding-bottom: 36px;
}

.footer-title {
  color: #fff;
  font-weight: 800;
  margin: 0 0 8px;
}

.site-footer a {
  display: block;
  color: #aebed3;
  text-decoration: none;
  margin: 7px 0;
  font-size: 0.9rem;
}

.site-footer a:hover {
  color: var(--aqua);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 18px;
  border-top: 1px solid #1d2b40;
  font-size: 0.84rem;
}

.socials {
  display: flex;
  gap: 9px;
}

.socials a {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin: 0;
  border: 1px solid #31435d;
  border-radius: 9px;
  color: #e4effe;
  font-weight: 800;
}

.socials a:hover {
  background: #173550;
  border-color: var(--aqua);
}

.footer-brand {
  display: inline-flex !important;
  align-items: center;
  gap: 10px;
  color: #fff !important;
  font-size: 1.05rem !important;
  font-weight: 800;
  margin: 0 0 8px !important;
}
.footer-brand img {
  width: 150px;
  height: 150px;
  object-fit: contain;
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
  gap: 28px;
  align-items: start;
}
.contact-form,
.contact-details {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(145deg, #101b2d, #0b1321);
}
.contact-form label {
  display: block;
  margin: 14px 0 6px;
  color: #dce9f9;
  font-weight: 700;
  font-size: 0.92rem;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid #3c5476;
  border-radius: 9px;
  padding: 11px 12px;
  background: #07111f;
  color: var(--ink);
  font: inherit;
}
.contact-form textarea {
  min-height: 145px;
  resize: vertical;
}
.contact-form button {
  margin-top: 17px;
}
.social-links {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.social-links a {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #31435d;
  border-radius: 10px;
  color: #e4effe;
  text-decoration: none;
}
.social-links a:hover {
  color: var(--aqua);
  border-color: var(--aqua);
  background: #173550;
}
.footer-socials {
  margin-top: 16px;
}
@media (max-width: 700px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}



.table-wrap {
  padding:10px;
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 10px;
  background: var(--surface);
  margin: 10px;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  color: var(--ink);
}

.table-wrap th,
.table-wrap td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  text-align: left;
}

.table-wrap th {
  background: var(--surface-2);
  color: var(--ink);
}

.table-wrap td {
  color: var(--muted);
}

.table-wrap td strong {
  color: var(--blue);
}

.table-wrap tr:last-child td {
  border-bottom: 0;
}