:root {
  color-scheme: dark;
  --bg: #030509;
  --bg-2: #070b12;
  --panel: rgba(11, 17, 29, 0.76);
  --panel-strong: rgba(13, 22, 38, 0.92);
  --line: rgba(157, 216, 255, 0.16);
  --line-strong: rgba(120, 221, 255, 0.36);
  --text: #f4f8ff;
  --muted: #9fb1c6;
  --soft: #c9d8e8;
  --cyan: #63e6ff;
  --blue: #3f8cff;
  --violet: #9b7cff;
  --gold: #f1c866;
  --danger: #ff6b8b;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.46);
  --radius: 8px;
  --radius-lg: 12px;
  --max: 1160px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 8%, rgba(99, 230, 255, 0.18), transparent 26rem),
    radial-gradient(circle at 86% 15%, rgba(155, 124, 255, 0.16), transparent 25rem),
    linear-gradient(145deg, #020306 0%, #07101b 48%, #030509 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(99, 230, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 230, 255, 0.028) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.95), transparent 78%);
  animation: grid-drift 22s linear infinite;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 48%, rgba(0, 0, 0, 0.55));
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.page-shell {
  position: relative;
  z-index: 1;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  backdrop-filter: blur(22px);
  background: rgba(3, 5, 9, 0.66);
  border-bottom: 1px solid rgba(157, 216, 255, 0.12);
}

.topbar-inner {
  width: min(var(--max), calc(100% - 32px));
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(99, 230, 255, 0.5);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 15%, rgba(99, 230, 255, 0.45), transparent 48%),
    linear-gradient(145deg, rgba(9, 18, 32, 0.96), rgba(5, 9, 18, 0.96));
  box-shadow: 0 0 28px rgba(99, 230, 255, 0.24);
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-word {
  display: block;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.brand-sub {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #c6d4e6;
  font-size: 14px;
}

.nav a {
  opacity: 0.82;
  transition: color 160ms ease, opacity 160ms ease;
}

.nav a:hover {
  color: var(--cyan);
  opacity: 1;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid rgba(157, 216, 255, 0.2);
  background: rgba(10, 18, 31, 0.72);
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0;
  white-space: nowrap;
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.24);
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  border-color: rgba(99, 230, 255, 0.5);
  background: rgba(13, 25, 43, 0.88);
  box-shadow: 0 20px 62px rgba(0, 0, 0, 0.32);
}

.button.primary {
  border-color: rgba(99, 230, 255, 0.62);
  background:
    linear-gradient(135deg, rgba(99, 230, 255, 0.98), rgba(63, 140, 255, 0.95));
  color: #03101a;
  box-shadow:
    0 18px 54px rgba(63, 140, 255, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}

.button.primary:hover {
  box-shadow:
    0 20px 68px rgba(99, 230, 255, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.12) inset;
}

.button.ghost {
  background: rgba(255, 255, 255, 0.035);
}

.hero {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 88px 0 42px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.86fr);
  gap: 54px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: #abefff;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.hero h1 {
  margin: 0;
  max-width: 700px;
  font-size: clamp(48px, 8.6vw, 112px);
  line-height: 0.88;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
  color: transparent;
  background: linear-gradient(90deg, #ffffff, #91efff 50%, #8aa9ff);
  -webkit-background-clip: text;
  background-clip: text;
  text-shadow: 0 0 48px rgba(99, 230, 255, 0.18);
}

.hero-copy {
  max-width: 640px;
  margin: 26px 0 0;
  color: #bed0e5;
  font-size: 19px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(157, 216, 255, 0.16);
  border-radius: 999px;
  background: rgba(11, 19, 32, 0.58);
  color: #c9d8e8;
  font-size: 13px;
  font-weight: 700;
}

.pill::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(99, 230, 255, 0.85);
}

.hero-visual {
  position: relative;
  min-height: 560px;
}

.orbital-shell {
  position: absolute;
  inset: 14px 4px auto auto;
  width: min(520px, 100%);
  aspect-ratio: 1;
  border: 1px solid rgba(99, 230, 255, 0.13);
  border-radius: 999px;
  background:
    radial-gradient(circle at center, rgba(99, 230, 255, 0.2), transparent 23%),
    radial-gradient(circle at center, rgba(63, 140, 255, 0.14), transparent 42%),
    radial-gradient(circle at center, rgba(255, 255, 255, 0.05), transparent 62%);
  filter: drop-shadow(0 0 70px rgba(63, 140, 255, 0.18));
  animation: breathe 5.8s ease-in-out infinite;
}

.orbital-shell::before,
.orbital-shell::after {
  content: "";
  position: absolute;
  inset: 11%;
  border: 1px solid rgba(99, 230, 255, 0.22);
  border-radius: inherit;
}

.orbital-shell::after {
  inset: 25%;
  border-color: rgba(241, 200, 102, 0.28);
  box-shadow: 0 0 32px rgba(241, 200, 102, 0.08);
}

.command-card {
  position: relative;
  margin-top: 80px;
  width: min(520px, 100%);
  border: 1px solid rgba(157, 216, 255, 0.2);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(12, 21, 36, 0.86), rgba(5, 10, 19, 0.82)),
    radial-gradient(circle at 80% 0%, rgba(99, 230, 255, 0.16), transparent 26rem);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.command-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, transparent, rgba(99, 230, 255, 0.12), transparent);
  transform: translateX(-100%);
  animation: scan 5.2s ease-in-out infinite;
}

.card-top {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 22px 0;
}

.tiny-label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #b9f7ff;
  font-size: 12px;
  font-weight: 900;
}

.status-dot::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #60f2a8;
  box-shadow: 0 0 18px rgba(96, 242, 168, 0.85);
}

.command-center-core {
  position: relative;
  padding: 24px 22px 26px;
}

.protected-word {
  margin: 0;
  font-size: clamp(40px, 5.7vw, 72px);
  line-height: 0.92;
  font-weight: 950;
  letter-spacing: 0;
}

.protected-word span {
  display: block;
  color: transparent;
  background: linear-gradient(90deg, #f7fbff, #7aeaff);
  -webkit-background-clip: text;
  background-clip: text;
}

.core-meta {
  margin-top: 16px;
  color: #b8c7db;
  font-size: 15px;
  line-height: 1.5;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.module {
  min-height: 98px;
  padding: 15px;
  border: 1px solid rgba(157, 216, 255, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.module strong {
  display: block;
  margin-bottom: 9px;
  font-size: 15px;
}

.module span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.timeline {
  border-top: 1px solid rgba(157, 216, 255, 0.13);
  padding: 18px 22px 22px;
  background: rgba(0, 0, 0, 0.12);
}

.timeline-row {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 10px 0;
  color: #bfd1e6;
  font-size: 14px;
}

.timeline-row + .timeline-row {
  border-top: 1px solid rgba(157, 216, 255, 0.08);
}

.timeline-row time {
  color: #7feeff;
  font-size: 12px;
  font-weight: 900;
}

.section {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 78px 0;
}

.section.compact {
  padding-top: 38px;
}

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

.section-header h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 0.96;
  letter-spacing: 0;
}

.section-header p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.status-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.status-tile,
.feature-card,
.step-card,
.download-panel,
.privacy-panel,
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(12, 20, 34, 0.72), rgba(6, 10, 18, 0.72)),
    rgba(255, 255, 255, 0.025);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.24);
}

.status-tile {
  min-height: 128px;
  padding: 20px;
}

.status-tile small {
  display: block;
  color: #87f0ff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-tile strong {
  display: block;
  margin-top: 18px;
  font-size: 22px;
  line-height: 1.15;
}

.status-tile span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feature-card {
  min-height: 242px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 230, 255, 0.55), transparent);
}

.feature-kicker {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.feature-card h3 {
  margin: 18px 0 12px;
  font-size: 25px;
  line-height: 1.05;
  letter-spacing: 0;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.62;
}

.feature-card.gold {
  border-color: rgba(241, 200, 102, 0.24);
}

.feature-card.gold .feature-kicker {
  color: var(--gold);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step-card {
  padding: 24px;
  min-height: 232px;
}

.step-number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(99, 230, 255, 0.34);
  border-radius: 8px;
  color: var(--cyan);
  font-weight: 950;
  box-shadow: 0 0 30px rgba(99, 230, 255, 0.12);
}

.step-card h3 {
  margin: 22px 0 12px;
  font-size: 24px;
  line-height: 1.1;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 28px;
  align-items: center;
  padding: 34px;
  overflow: hidden;
  position: relative;
}

.download-panel::before {
  content: "";
  position: absolute;
  inset: -1px;
  pointer-events: none;
  background:
    radial-gradient(circle at 80% 20%, rgba(99, 230, 255, 0.16), transparent 22rem),
    linear-gradient(90deg, rgba(99, 230, 255, 0.12), transparent 36%);
}

.download-copy,
.download-box {
  position: relative;
}

.download-copy h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 62px);
  line-height: 0.98;
}

.download-copy p {
  max-width: 670px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.warning {
  margin-top: 22px;
  padding: 14px 15px;
  border: 1px solid rgba(241, 200, 102, 0.23);
  border-radius: 8px;
  background: rgba(241, 200, 102, 0.06);
  color: #f7df9e;
  font-size: 14px;
  line-height: 1.5;
}

.download-box {
  padding: 22px;
  border: 1px solid rgba(157, 216, 255, 0.18);
  border-radius: 10px;
  background: rgba(3, 7, 13, 0.58);
}

.download-box .button {
  width: 100%;
}

.file-meta {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 14px;
}

.file-meta div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-top: 10px;
  border-top: 1px solid rgba(157, 216, 255, 0.1);
}

.file-meta strong {
  color: var(--text);
}

.privacy-panel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 26px;
  padding: 34px;
}

.privacy-panel h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 0.98;
}

.privacy-panel p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.68;
}

.privacy-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-list li {
  padding: 17px 18px;
  border: 1px solid rgba(157, 216, 255, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: #dbe7f6;
  line-height: 1.48;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.faq-item {
  padding: 24px;
}

.faq-item h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.faq-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
}

.footer {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 46px;
  display: flex;
  justify-content: space-between;
  gap: 22px;
  color: var(--muted);
  border-top: 1px solid rgba(157, 216, 255, 0.12);
}

.footer strong {
  color: var(--text);
}

@keyframes grid-drift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 52px 52px, 52px 52px;
  }
}

@keyframes breathe {
  0%,
  100% {
    transform: scale(0.99);
    opacity: 0.86;
  }
  50% {
    transform: scale(1.03);
    opacity: 1;
  }
}

@keyframes scan {
  0%,
  38% {
    transform: translateX(-120%);
  }
  68%,
  100% {
    transform: translateX(120%);
  }
}

@media (max-width: 980px) {
  .nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 62px;
  }

  .hero-visual {
    min-height: auto;
  }

  .orbital-shell {
    inset: 20px auto auto 50%;
    width: min(420px, 82vw);
    transform: translateX(-50%);
  }

  .command-card {
    margin: 52px auto 0;
  }

  .status-strip,
  .feature-grid,
  .steps,
  .download-panel,
  .privacy-panel,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .download-panel,
  .privacy-panel {
    padding: 26px;
  }
}

@media (max-width: 640px) {
  .topbar-inner {
    min-height: 68px;
    width: min(100% - 24px, var(--max));
  }

  .brand-sub,
  .top-actions .ghost {
    display: none;
  }

  .hero,
  .section,
  .footer {
    width: min(100% - 24px, var(--max));
  }

  .hero {
    padding: 48px 0 28px;
  }

  .hero-copy {
    font-size: 16px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .trust-line {
    gap: 8px;
  }

  .pill {
    width: 100%;
  }

  .command-card {
    margin-top: 34px;
  }

  .card-top,
  .command-center-core,
  .timeline {
    padding-left: 17px;
    padding-right: 17px;
  }

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

  .timeline-row {
    grid-template-columns: 64px 1fr;
  }

  .section {
    padding: 54px 0;
  }

  .status-tile,
  .feature-card,
  .step-card,
  .faq-item {
    padding: 20px;
  }

  .download-panel,
  .privacy-panel {
    padding: 20px;
  }

  .footer {
    flex-direction: column;
  }
}