:root {
  color-scheme: dark;
  --charcoal: #0f1115;
  --ink: #e8eaed;
  --muted: #a6adba;
  --soft: #c7ccd4;
  --graphite: #1a1d22;
  --panel: rgba(20, 23, 29, 0.78);
  --panel-strong: rgba(25, 28, 34, 0.92);
  --border: rgba(199, 204, 212, 0.16);
  --amber: #ff9a1f;
  --teal: #2dd4bf;
  --purple: #8b5cf6;
  --danger: #ef5b52;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--charcoal);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 18px;
  left: max(18px, env(safe-area-inset-left));
  right: max(18px, env(safe-area-inset-right));
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 10px 12px;
  border: 1px solid rgba(199, 204, 212, 0.18);
  border-radius: 999px;
  background: rgba(15, 17, 21, 0.72);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.brand-icon {
  width: 28px;
  height: 28px;
  display: block;
  border-radius: 7px;
  box-shadow: 0 0 18px rgba(255, 154, 31, 0.18);
}

.site-nav {
  display: inline-flex;
  gap: 4px;
  align-items: center;
  justify-content: center;
  padding: 4px;
  border: 1px solid rgba(199, 204, 212, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.site-nav a,
.header-action,
.button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a {
  padding: 0 14px;
  color: var(--muted);
  border-radius: 999px;
}

.site-nav a:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
}

.header-action {
  justify-self: end;
  padding: 0 18px;
  border: 1px solid rgba(255, 154, 31, 0.45);
  border-radius: 999px;
  color: #ffd08b;
  background: rgba(255, 154, 31, 0.1);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(260px, 0.47fr);
  align-items: end;
  gap: 32px;
  padding: 150px max(32px, calc((100vw - 1180px) / 2)) 72px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(15, 17, 21, 0.92) 0%, rgba(15, 17, 21, 0.70) 38%, rgba(15, 17, 21, 0.18) 76%),
    linear-gradient(0deg, rgba(15, 17, 21, 1) 0%, rgba(15, 17, 21, 0.35) 28%, rgba(15, 17, 21, 0.2) 100%),
    url("../../../assets/tactra-hero.png") center right / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 18vh;
  background: linear-gradient(180deg, transparent, var(--charcoal));
  pointer-events: none;
}

.hero-copy,
.hero-panel {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 10ch;
  margin-bottom: 22px;
  color: #ffffff;
  font-size: clamp(3.7rem, 7.6vw, 7.7rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
  line-height: 1.2;
}

.hero-lede {
  max-width: 690px;
  margin-bottom: 30px;
  color: var(--soft);
  font-size: clamp(1.08rem, 1.9vw, 1.45rem);
}

.hero-actions,
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-width: 148px;
  padding: 0 20px;
  border-radius: 999px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.header-action:hover {
  transform: translateY(-1px);
}

.button.primary {
  border: 1px solid rgba(255, 154, 31, 0.65);
  color: #160f04;
  background: linear-gradient(135deg, #ffd08b, var(--amber));
  box-shadow: 0 12px 36px rgba(255, 154, 31, 0.22);
}

.button.ghost {
  border: 1px solid var(--border);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.05);
}

.hero-panel {
  align-self: end;
  display: grid;
  gap: 6px;
  padding: 22px;
  border: 1px solid rgba(45, 212, 191, 0.25);
  border-radius: 8px;
  background: rgba(15, 17, 21, 0.65);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel span,
.hero-panel small {
  color: var(--muted);
}

.hero-panel strong {
  color: #ffffff;
  font-size: 1.28rem;
}

.section {
  padding: 82px max(28px, calc((100vw - 1180px) / 2));
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.intro-band {
  background:
    linear-gradient(180deg, var(--charcoal), #11141a 55%, var(--charcoal));
}

.intro-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.intro-grid article,
.feature-list > div,
.price-card,
.launch-card,
.support-grid article {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.18);
}

.intro-grid article,
.support-grid article {
  padding: 24px;
}

.intro-grid p,
.product-split p,
.pricing-section p,
.support-grid p,
.legal-content p,
.legal-hero p,
.site-footer span,
.site-footer small {
  color: var(--muted);
}

.icon-ring {
  width: 44px;
  height: 44px;
  display: block;
  margin-bottom: 26px;
  border-radius: 50%;
  border: 2px solid currentColor;
  box-shadow: inset 0 0 0 12px rgba(255, 255, 255, 0.04);
}

.icon-ring.amber {
  color: var(--amber);
}

.icon-ring.teal {
  color: var(--teal);
}

.icon-ring.purple {
  color: var(--purple);
}

.product-split,
.pricing-section,
.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(320px, 1.08fr);
  gap: 34px;
  align-items: start;
}

.feature-list {
  display: grid;
  gap: 12px;
}

.feature-list > div {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px;
}

.feature-list strong {
  color: #ffffff;
}

.feature-list span {
  color: var(--muted);
}

.pricing-section {
  background:
    linear-gradient(135deg, rgba(255, 154, 31, 0.08), transparent 42%),
    linear-gradient(225deg, rgba(139, 92, 246, 0.08), transparent 44%),
    #101218;
}

.price-card,
.launch-card {
  padding: clamp(26px, 4vw, 42px);
}

.price-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

.price-line span {
  color: var(--muted);
}

.price-line strong {
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1;
}

.launch-card {
  min-height: 100%;
  border-color: rgba(45, 212, 191, 0.24);
  background:
    linear-gradient(160deg, rgba(45, 212, 191, 0.1), transparent 44%),
    var(--panel);
}

.cta-band {
  align-items: center;
}

.cta-band .button {
  justify-self: end;
}

.legal-hero {
  padding: 156px max(28px, calc((100vw - 960px) / 2)) 52px;
  background:
    linear-gradient(135deg, rgba(255, 154, 31, 0.14), transparent 34%),
    linear-gradient(225deg, rgba(45, 212, 191, 0.1), transparent 42%),
    #101218;
}

.legal-hero h1 {
  max-width: 900px;
  margin-bottom: 14px;
  font-size: clamp(3rem, 6vw, 5.8rem);
}

.legal-content,
.support-grid {
  max-width: 960px;
  margin: 0 auto;
  padding: 56px 28px 90px;
}

.legal-content h2 {
  margin-top: 38px;
  font-size: clamp(1.45rem, 2.5vw, 2.2rem);
}

.legal-content a,
.support-grid a:not(.button) {
  color: #8feee2;
}

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

.support-grid h2 {
  font-size: 1.35rem;
  line-height: 1.18;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: end;
  padding: 32px max(28px, calc((100vw - 1180px) / 2)) 40px;
  border-top: 1px solid var(--border);
  background: #0b0d11;
}

.site-footer div {
  display: grid;
  gap: 6px;
}

.site-footer nav {
  justify-content: end;
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

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

.site-footer small {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
    border-radius: 22px;
  }

  .site-nav {
    display: none;
  }

  .hero {
    min-height: 86vh;
    grid-template-columns: 1fr;
    padding-top: 132px;
  }

  .hero-panel {
    max-width: 440px;
  }

  .intro-grid,
  .product-split,
  .pricing-section,
  .cta-band,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .cta-band .button {
    justify-self: start;
  }
}

@media (max-width: 620px) {
  .site-header {
    top: 10px;
    left: 10px;
    right: 10px;
    padding: 8px;
  }

  .brand span:last-child {
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .header-action {
    min-height: 38px;
    padding: 0 12px;
  }

  .hero {
    padding: 118px 20px 54px;
    background:
      linear-gradient(90deg, rgba(15, 17, 21, 0.94) 0%, rgba(15, 17, 21, 0.72) 74%, rgba(15, 17, 21, 0.35) 100%),
      linear-gradient(0deg, rgba(15, 17, 21, 1) 0%, rgba(15, 17, 21, 0.5) 32%, rgba(15, 17, 21, 0.24) 100%),
      url("../../../assets/tactra-hero.png") center right / cover no-repeat;
  }

  h1 {
    font-size: clamp(3.2rem, 16vw, 4.8rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .section {
    padding: 64px 20px;
  }

  .feature-list > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .price-line {
    display: grid;
  }

  .legal-hero {
    padding: 126px 20px 42px;
  }

  .legal-content,
  .support-grid {
    padding: 42px 20px 72px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding: 30px 20px 36px;
  }

  .site-footer nav {
    justify-content: start;
  }
}