:root {
  --bg: #0c1117;
  --bg-soft: #111822;
  --panel: #161f2b;
  --panel-strong: #0f1722;
  --card: rgba(18, 26, 37, 0.9);
  --card-soft: rgba(255, 255, 255, 0.04);
  --line: rgba(148, 163, 184, 0.18);
  --line-strong: rgba(96, 165, 250, 0.35);
  --text: #f5f7fb;
  --text-soft: #b6c2d2;
  --text-muted: #90a0b4;
  --blue: #2f76ff;
  --blue-strong: #1d4fd7;
  --blue-soft: #9ac2ff;
  --gray: #7b8797;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(47, 118, 255, 0.2), transparent 24%),
    radial-gradient(circle at bottom left, rgba(148, 163, 184, 0.12), transparent 18%),
    linear-gradient(180deg, #080b10 0%, #0d141d 52%, #101924 100%);
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 75%);
}

h1,
h2,
h3,
.brand-name {
  margin: 0 0 0.55rem;
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

p,
ul {
  margin: 0;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 30px;
}

.hero {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015)),
    linear-gradient(135deg, rgba(17, 24, 34, 0.96), rgba(10, 14, 20, 0.98));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
  padding: 14px 16px;
  border-radius: 22px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-logo {
  width: 68px;
  height: 68px;
  flex: 0 0 auto;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-name {
  font-size: 1.22rem;
}

.brand-tag {
  color: var(--text-muted);
  font-size: 0.98rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-link,
.button,
.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.nav-link {
  min-height: 46px;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-soft);
  font-weight: 600;
}

.nav-link-strong {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  border-color: transparent;
  box-shadow: 0 14px 30px rgba(47, 118, 255, 0.28);
}

.nav-link:hover,
.button:hover,
.contact-link:hover {
  transform: translateY(-2px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.88fr);
  gap: 22px;
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.info-card,
.split-card,
.step-card,
.review-card,
.about-card,
.faq-item,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015)),
    var(--card);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 34px;
}

.hero-panel {
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(47, 118, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--card);
}

.eyebrow,
.panel-label,
.signal-title {
  color: var(--blue-soft);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
}

.eyebrow {
  margin-bottom: 0.8rem;
}

.hero-copy h1 {
  max-width: 11ch;
  font-size: clamp(3.35rem, 5.4vw, 5.85rem);
}

.lead,
.section-heading p,
.split-card p,
.step-card p,
.review-quote,
.about-card p,
.faq-item p,
.contact-copy p,
.service-area,
.signal-copy,
.panel-note {
  color: var(--text-soft);
}

.lead {
  max-width: 59ch;
  margin-top: 1rem;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 1.7rem 0 1.35rem;
}

.button {
  min-width: 188px;
  min-height: 52px;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  box-shadow: 0 18px 34px rgba(47, 118, 255, 0.24);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero-highlights,
.contact-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-highlights span,
.contact-points span {
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-soft);
  font-size: 0.94rem;
}

.panel-list,
.plain-list {
  padding-left: 1.15rem;
}

.panel-list li,
.plain-list li {
  margin-bottom: 0.65rem;
}

.panel-note {
  margin-top: 1.2rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(0, 0, 0, 0.16);
}

.signal-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 24px 0 4px;
}

.signal-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.section {
  padding: 68px 0 8px;
}

.section-heading {
  max-width: 72ch;
  margin-bottom: 22px;
}

.section-heading h2,
.split-card h2,
.contact-card h2 {
  font-size: clamp(2rem, 3.4vw, 3.15rem);
}

.explore-section {
  padding-bottom: 0;
}

.tab-shell {
  border: 1px solid var(--line);
  border-radius: 30px;
  padding: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015)),
    var(--panel-strong);
  box-shadow: var(--shadow);
}

.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.tab-button {
  min-height: 48px;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-soft);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.tab-button:hover {
  transform: translateY(-2px);
}

.tab-button.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  box-shadow: 0 14px 30px rgba(47, 118, 255, 0.24);
}

.tab-button:focus-visible {
  outline: 2px solid var(--blue-soft);
  outline-offset: 2px;
}

.tab-panel {
  padding: 10px 4px 4px;
}

.tab-panel[hidden] {
  display: none;
}

.panel-intro {
  max-width: 64ch;
  margin-bottom: 18px;
}

.panel-intro h3 {
  font-size: clamp(1.7rem, 2.6vw, 2.4rem);
}

.panel-intro p {
  color: var(--text-soft);
}

.card-grid,
.steps-grid,
.review-grid,
.about-grid,
.faq-list {
  display: grid;
  gap: 18px;
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-card,
.split-card,
.review-card,
.about-card,
.faq-item,
.step-card {
  padding: 24px;
}

.info-card h3,
.step-card h3,
.review-card h3,
.about-card h3,
.faq-item h3 {
  font-size: 1.32rem;
}

.split-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.split-card-dark {
  background:
    linear-gradient(180deg, rgba(47, 118, 255, 0.08), rgba(11, 18, 27, 0.9)),
    var(--panel-strong);
  border-color: var(--line-strong);
}

.steps-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.step-card {
  position: relative;
  padding-top: 52px;
}

.step-number {
  position: absolute;
  top: 18px;
  left: 20px;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(47, 118, 255, 0.16);
  color: #fff;
  font-weight: 700;
}

.review-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.review-card {
  position: relative;
  min-height: 220px;
}

.review-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 24px;
  width: 42px;
  height: 4px;
  border-radius: 999px;
  background: var(--blue);
}

.review-quote {
  padding-top: 22px;
  font-size: 1.02rem;
}

.review-author {
  margin-top: 1.2rem;
  color: var(--text);
  font-weight: 700;
}

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

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

.faq-item h3 {
  margin-bottom: 0.55rem;
}

.contact-section {
  padding-bottom: 26px;
}

.contact-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(47, 118, 255, 0.1), rgba(255, 255, 255, 0.02)),
    var(--panel);
  border-color: var(--line-strong);
}

.contact-copy {
  display: grid;
  gap: 14px;
}

.contact-details {
  display: grid;
  gap: 12px;
  align-content: start;
}

.contact-link {
  min-height: 52px;
  padding: 0.95rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  font-weight: 700;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 6px 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@media (max-width: 980px) {
  .hero-grid,
  .signal-band,
  .card-grid,
  .split-section,
  .steps-grid,
  .review-grid,
  .about-grid,
  .faq-list,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .tab-shell {
    padding: 16px;
  }

  .hero-copy h1 {
    max-width: 13ch;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 18px, 1180px);
    margin-top: 10px;
  }

  .hero {
    padding: 16px;
    border-radius: 24px;
  }

  .topbar,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
  }

  .nav-link,
  .button,
  .tab-button {
    width: 100%;
  }

  .hero-copy,
  .hero-panel,
  .contact-card {
    padding: 22px;
  }

  .brand-logo {
    width: 60px;
    height: 60px;
  }

  .hero-copy h1 {
    font-size: clamp(2.85rem, 12vw, 4.2rem);
  }

  .section {
    padding-top: 56px;
  }

  .tab-panel {
    padding-inline: 0;
  }
}

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

  .reveal,
  .nav-link,
  .button,
  .contact-link,
  .tab-button {
    transition: none;
    transform: none;
  }

  .reveal {
    opacity: 1;
  }
}