:root {
  --bg-0: #03070d;
  --bg-1: #08111b;
  --bg-2: #122538;
  --panel-0: rgba(8, 15, 25, 0.84);
  --panel-1: rgba(10, 18, 29, 0.9);
  --panel-2: rgba(5, 11, 18, 0.94);
  --line: rgba(141, 170, 198, 0.2);
  --line-soft: rgba(141, 170, 198, 0.12);
  --line-strong: rgba(123, 190, 230, 0.38);
  --text: #f4f8fb;
  --text-muted: #b1c3d4;
  --text-soft: #87a1b8;
  --accent: #43b4ff;
  --accent-strong: #2f7ef1;
  --accent-soft: #93d5ff;
  --success: #8cf7bf;
  --warning: #f2c66f;
  --danger: #ff7878;
  --radius: 16px;
  --shadow: 0 22px 52px rgba(0, 0, 0, 0.34);
  --font-display: "Oxanium", "Bahnschrift", "Segoe UI", sans-serif;
  --font-body: "Plus Jakarta Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

.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;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(67, 180, 255, 0.08), transparent 32%),
    linear-gradient(160deg, var(--bg-2) 0%, var(--bg-1) 44%, var(--bg-0) 100%);
  font-family: var(--font-body);
  line-height: 1.55;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.03;
  max-width: 15ch;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h3 {
  font-size: 1.06rem;
}

p,
ul,
ol {
  margin: 0;
}

a {
  color: inherit;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 8%, rgba(67, 180, 255, 0.1), transparent 34%),
    radial-gradient(circle at 88% 88%, rgba(47, 126, 241, 0.08), transparent 32%),
    linear-gradient(180deg, rgba(5, 12, 20, 0.18), rgba(5, 12, 20, 0.8));
}

.backdrop::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(88, 162, 211, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88, 162, 211, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 50% 28%, rgba(0, 0, 0, 0.78), transparent 90%);
}

.ambient {
  position: fixed;
  z-index: -3;
  pointer-events: none;
  filter: blur(40px);
  opacity: 0.52;
}

.ambient-top {
  top: -190px;
  left: -130px;
  width: 520px;
  height: 380px;
  background: radial-gradient(circle at 40% 40%, rgba(67, 180, 255, 0.22), transparent 70%);
}

.ambient-bottom {
  right: -180px;
  bottom: -180px;
  width: 560px;
  height: 410px;
  background: radial-gradient(circle at 50% 54%, rgba(47, 126, 241, 0.24), transparent 72%);
}

.shell {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  margin-top: 0.7rem;
  padding: 0.62rem 0.78rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.85rem;
  border: 1px solid rgba(106, 142, 173, 0.24);
  border-radius: 22px;
  background: rgba(5, 11, 19, 0.74);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.24);
  overflow: hidden;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(130deg, rgba(255, 255, 255, 0.035), transparent 30%, rgba(67, 180, 255, 0.05) 72%, transparent 92%);
  opacity: 0.8;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  line-height: 1;
  text-decoration: none;
  padding: 0.28rem 0.48rem 0.28rem 0.34rem;
  border-radius: 16px;
  border: 1px solid rgba(157, 209, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 10px 20px rgba(0, 0, 0, 0.12);
  transition: transform 140ms ease, border-color 140ms ease, background-color 140ms ease;
}

.brand:hover,
.footer-brand:hover {
  transform: translateY(-1px);
  border-color: rgba(94, 197, 243, 0.28);
}

.brand-badge,
.footer-brand-badge {
  width: 2.2rem;
  height: 2.2rem;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 0.72rem;
  border: 1px solid rgba(128, 197, 240, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(12, 32, 56, 0.1));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 8px 16px rgba(0, 0, 0, 0.14);
}

.brand-icon,
.footer-brand-icon {
  display: block;
  width: 1.46rem;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 16px rgba(1, 6, 15, 0.12));
}

.brand-copy,
.footer-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.14rem;
}

.brand-name {
  display: inline-flex;
  align-items: baseline;
  gap: 0.02em;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.7vw, 1.22rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.brand-name-tracker {
  color: #e8f3fb;
}

.brand-name-scope {
  color: var(--accent-soft);
}

.brand-tag,
.footer-brand-tag {
  color: var(--text-soft);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.brand-mark,
.footer-brand-mark {
  display: none;
}

.header-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.48rem;
}

.header-nav a,
.nav-link {
  text-decoration: none;
  color: #c2d5e6;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.36rem 0.68rem;
  border-radius: 999px;
  border: 1px solid rgba(72, 115, 156, 0.14);
  background: rgba(255, 255, 255, 0.025);
  transition: background-color 130ms ease, color 130ms ease, border-color 130ms ease, transform 130ms ease;
}

.header-nav a:hover,
.nav-link:hover {
  background: rgba(67, 180, 255, 0.14);
  border-color: rgba(123, 190, 230, 0.3);
  color: var(--text);
  transform: translateY(-1px);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.status-pill {
  border: 1px solid rgba(48, 102, 144, 0.54);
  background: rgba(8, 20, 33, 0.72);
  border-radius: 999px;
  color: #a7dbff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  padding: 0.28rem 0.6rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 1rem;
  padding: 2.16rem 0 1.2rem;
}

.hero-panel,
.mission-panel,
.card,
.evidence-card,
.workflow-list li,
.price-card,
.matrix-card,
.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-0);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 1.3rem 1.2rem;
  background: linear-gradient(160deg, rgba(10, 19, 31, 0.9), rgba(7, 14, 23, 0.94));
  box-shadow: var(--shadow);
}

.hero-panel::before,
.mission-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-panel::before {
  background:
    radial-gradient(circle at 12% 8%, rgba(67, 180, 255, 0.14), transparent 34%),
    radial-gradient(circle at 88% 0%, rgba(47, 126, 241, 0.11), transparent 28%);
}

.eyebrow,
.section-kicker,
.panel-label,
.license-tag {
  font-family: var(--font-display);
  color: #8fd4fb;
  font-size: 0.79rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-copy {
  margin-top: 0.92rem;
  color: var(--text-muted);
  max-width: 60ch;
}

.hero-actions {
  margin-top: 1.08rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.56rem;
}

.status-text {
  margin-top: 0.72rem;
  min-height: 1.18rem;
  color: var(--warning);
  font-size: 0.91rem;
}

.status-text[data-tone="success"],
.download-status[data-tone="success"] {
  color: var(--success);
}

.status-text[data-tone="warning"],
.download-status[data-tone="warning"] {
  color: var(--warning);
}

.status-text[data-tone="error"],
.download-status[data-tone="error"] {
  color: var(--danger);
}

.signal-row {
  margin-top: 0.96rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.46rem;
}

.signal-row span {
  text-align: center;
  border: 1px solid rgba(85, 126, 163, 0.22);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  color: #d6e6f3;
  padding: 0.44rem 0.58rem;
  font-size: 0.72rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.mission-panel {
  position: relative;
  overflow: hidden;
  padding: 0.95rem;
  background: linear-gradient(170deg, rgba(9, 17, 28, 0.92), rgba(5, 11, 18, 0.96));
  box-shadow: var(--shadow);
}

.mission-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
  padding-bottom: 0.62rem;
  border-bottom: 1px solid rgba(141, 170, 198, 0.14);
}

.mission-caption {
  margin-top: 0.58rem;
  color: var(--text-soft);
  font-size: 0.82rem;
  line-height: 1.45;
  max-width: 44ch;
}

.panel-state {
  border: 1px solid rgba(61, 132, 176, 0.28);
  border-radius: 999px;
  background: rgba(140, 247, 191, 0.08);
  color: var(--success);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.18rem 0.48rem;
}

.mission-grid {
  margin-top: 0.72rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.46rem;
}

.mission-grid article {
  border: 1px solid rgba(85, 126, 163, 0.2);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  padding: 0.64rem 0.68rem;
}

.mission-grid p {
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mission-grid strong {
  display: block;
  margin-top: 0.22rem;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.3;
}

.mission-notes,
.mission-log {
  margin-top: 0.66rem;
  display: grid;
  gap: 0.46rem;
}

.mission-note,
.mission-log {
  border: 1px solid rgba(85, 126, 163, 0.2);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  padding: 0.7rem 0.76rem;
}

.mission-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
}

.mission-note span {
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mission-note strong {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.3;
}

.mission-log {
  color: #dce9f3;
  font-family: "IBM Plex Mono", "Consolas", monospace;
  font-size: 0.79rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.section {
  padding: 1.98rem 0;
}

.section-copy {
  margin-top: 0.5rem;
  color: var(--text-muted);
  max-width: 75ch;
}

.card-grid,
.evidence-grid {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.62rem;
}

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

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

.card,
.evidence-card {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.025);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.card:hover,
.evidence-card:hover,
.workflow-list li:hover,
.faq details:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.04),
    0 10px 22px rgba(1, 6, 15, 0.1);
}

.card h3,
.evidence-card h3 {
  color: #dff1ff;
}

.card p,
.evidence-card p {
  margin-top: 0.38rem;
  color: var(--text-muted);
}

.workflow-list {
  list-style: none;
  margin: 0.9rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.56rem;
}

.workflow-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.82rem;
  padding: 0.92rem 0.98rem;
}

.workflow-list span {
  font-family: var(--font-display);
  color: #9ad5ff;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.workflow-list p {
  color: var(--text-muted);
}

.matrix-card {
  margin-top: 0.9rem;
  padding: 0.98rem;
}

.matrix-card h3 {
  color: #dff1ff;
  margin-bottom: 0.56rem;
}

.matrix-grid {
  display: grid;
  grid-template-columns: 1.02fr 1.38fr 1.34fr;
  border: 1px solid rgba(85, 126, 163, 0.24);
  border-radius: 12px;
  overflow: hidden;
}

.matrix-head {
  background: rgba(255, 255, 255, 0.04);
  color: #d8eeff;
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.62rem;
  border-bottom: 1px solid rgba(85, 126, 163, 0.24);
}

.matrix-cell {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-size: 0.89rem;
  padding: 0.62rem;
  border-bottom: 1px solid rgba(85, 126, 163, 0.16);
}

.matrix-grid > :nth-last-child(-n + 3) {
  border-bottom: 0;
}

.price-card {
  margin-top: 0.9rem;
  max-width: 720px;
  padding: 1.02rem;
  border-color: rgba(110, 145, 179, 0.26);
  background: linear-gradient(170deg, rgba(10, 18, 29, 0.9), rgba(6, 12, 20, 0.94));
}

.download-card {
  margin-top: 1rem;
  padding-top: 0.12rem;
}

.download-status {
  margin-top: 0.25rem;
  font-size: 0.95rem;
  color: var(--warning);
}

.price {
  margin-top: 0.36rem;
  font-family: var(--font-display);
  font-size: 2.12rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.price-copy {
  margin-top: 0.2rem;
  color: var(--text-muted);
}

.price-card ul {
  margin: 0.8rem 0 1rem;
  padding-left: 1.04rem;
  color: var(--text-muted);
}

.price-card li {
  margin-top: 0.3rem;
}

.faq details {
  margin-top: 0.6rem;
  padding: 0.88rem 0.95rem;
}

.faq summary {
  cursor: pointer;
  color: #ddefff;
  font-weight: 700;
}

.faq p {
  margin-top: 0.33rem;
  color: var(--text-muted);
}

.site-footer {
  margin-top: 1.72rem;
  padding: 1.18rem 0 1.58rem;
  border-top: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  color: var(--text-muted);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.68rem;
  line-height: 1;
  text-decoration: none;
  padding: 0.28rem 0.58rem 0.28rem 0.34rem;
  border-radius: 15px;
  border: 1px solid rgba(157, 209, 255, 0.08);
  background: rgba(255, 255, 255, 0.025);
  transition: transform 140ms ease, border-color 140ms ease, background-color 140ms ease;
}

.footer-muted {
  margin-top: 0.2rem;
  font-size: 0.9rem;
}

.footer-block {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}

.footer-block a,
.footer-links a {
  color: #bddbf3;
  text-decoration: none;
}

.footer-block a:hover,
.footer-links a:hover {
  color: #e8f5ff;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  padding: 0.6rem 1rem;
  transition: transform 120ms ease, background-color 120ms ease, border-color 120ms ease;
}

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

.btn-primary {
  background: linear-gradient(90deg, var(--accent-strong), var(--accent));
  border-color: rgba(96, 180, 241, 0.6);
  color: #f4fbff;
  box-shadow: 0 10px 22px rgba(47, 126, 241, 0.16);
}

.btn-primary:hover {
  background: linear-gradient(90deg, #3b95ee, #32c6f5);
  border-color: rgba(123, 190, 230, 0.78);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(85, 126, 163, 0.26);
  color: #cfe4f7;
}

.btn-secondary:hover {
  background: rgba(67, 180, 255, 0.08);
  border-color: rgba(123, 190, 230, 0.34);
}

.btn.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.reveal {
  animation: fade-up 420ms ease both;
}

.delay-1 {
  animation-delay: 30ms;
}

.delay-2 {
  animation-delay: 70ms;
}

.delay-3 {
  animation-delay: 110ms;
}

.delay-4 {
  animation-delay: 150ms;
}

.delay-5 {
  animation-delay: 190ms;
}

.delay-6 {
  animation-delay: 230ms;
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1120px) {
  .hero,
  .card-grid,
  .evidence-grid,
  .matrix-grid {
    grid-template-columns: 1fr;
  }

  .matrix-head,
  .matrix-cell {
    border-bottom: 1px solid rgba(85, 126, 163, 0.16);
  }

  .matrix-grid > :nth-last-child(-n + 3) {
    border-bottom: 1px solid rgba(85, 126, 163, 0.16);
  }

  .matrix-grid > :last-child {
    border-bottom: 0;
  }
}

@media (max-width: 780px) {
  .site-header {
    grid-template-columns: 1fr;
    border-radius: 20px;
  }

  .header-actions {
    justify-content: flex-start;
  }

  .brand {
    width: 100%;
    justify-content: flex-start;
  }

  .brand-copy {
    display: flex;
  }

  .mission-grid {
    grid-template-columns: 1fr;
  }

  .signal-row {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .btn,
  .header-nav a,
  .nav-link {
    animation: none;
    transition: none;
  }
}