:root {
  color-scheme: dark;
  --bg: #020202;
  --bg-2: #090909;
  --panel: rgba(14, 14, 14, 0.84);
  --panel-2: rgba(18, 18, 18, 0.94);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.14);
  --text: #f4f4f5;
  --text-2: #d4d4d8;
  --muted: #9ca3af;
  --accent: #ffffff;
  --accent-2: #cfcfcf;
  --accent-soft: rgba(255, 255, 255, 0.08);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.5);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --max: 1160px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 500px at 15% 0%, rgba(255, 255, 255, 0.08), transparent 48%),
    radial-gradient(700px 420px at 90% 8%, rgba(255, 255, 255, 0.06), transparent 50%),
    linear-gradient(180deg, #000 0%, #090909 44%, #000 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: radial-gradient(circle at center, black 0%, rgba(0, 0, 0, 0.75) 72%, transparent 100%);
  opacity: 0.35;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

button {
  appearance: none;
  border: 0;
  cursor: pointer;
}

img {
  display: block;
  max-width: 100%;
}

.site-shell {
  width: min(var(--max), calc(100vw - 32px));
  margin: 0 auto;
  padding: 18px 0 32px;
}

.site-topbar,
.login-grid,
.split-grid,
.section,
.footer {
  width: 100%;
}

.site-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 18px;
}

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

.site-brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #fff, #bdbdbd);
  color: #000;
  font-weight: 900;
  letter-spacing: 0.08em;
}

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

.site-kicker {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-brand-title {
  font-size: 15px;
  font-weight: 700;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-link,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-weight: 700;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.site-link:hover,
.button:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.08);
}

.site-link--primary,
.button--primary {
  background: #fff;
  color: #000;
  border-color: #fff;
}

.button--secondary {
  background: transparent;
  color: var(--text);
}

.button--ghost {
  background: rgba(255, 255, 255, 0.03);
}

.site-main {
  display: grid;
  gap: 16px;
}

.hero,
.split-grid,
.section,
.login-card,
.hero-copy,
.hero-aside,
.pricing-card,
.feature-card,
.install-card,
.login-mini,
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
  padding: 16px;
}

.hero-copy,
.hero-aside,
.login-card,
.install-card,
.pricing-card,
.feature-card,
.login-mini {
  padding: 18px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 800;
}

.hero-title,
.section-title {
  margin: 0;
  font-size: clamp(28px, 4vw, 60px);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.hero-subtitle,
.section-subtitle,
.card-copy,
.feature-card__copy,
.helper {
  margin: 0;
  color: var(--text-2);
  line-height: 1.45;
}

.hero-card__muted {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.hero-subtitle,
.section-subtitle {
  max-width: 56ch;
  margin-top: 14px;
}

.hero-actions,
.status-row,
.hero-points,
.card-topline {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-actions {
  margin-top: 18px;
}

.hero-points {
  margin-top: 16px;
}

.pill,
.status-chip {
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-2);
  font-size: 13px;
  font-weight: 600;
}

.hero-aside {
  display: grid;
  gap: 12px;
  align-content: start;
}

.metric-row,
.pricing-grid,
.feature-grid,
.list-grid,
.field-grid {
  display: grid;
  gap: 12px;
}

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

.metric {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
}

.metric__label,
.feature-card__eyebrow,
.card-topline {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 800;
}

.metric__value,
.card-price {
  margin-top: 10px;
  font-size: 30px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.metric__hint {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 18px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

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

.pricing-card {
  padding: 18px;
  display: grid;
  gap: 12px;
}

.card-title,
.feature-card__title,
.hero-card__title {
  margin: 0;
  font-size: 22px;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.card-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-2);
  display: grid;
  gap: 8px;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

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

.feature-card {
  padding: 18px;
}

.list-grid {
  margin-top: 14px;
}

.list-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-2);
}

.list-dot {
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 999px;
  background: #fff;
  flex: 0 0 auto;
}

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

.form {
  display: grid;
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 700;
}

.field input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  outline: none;
}

.field input::placeholder {
  color: var(--muted);
}

.field input:focus {
  border-color: rgba(255, 255, 255, 0.24);
}

.altcha-shell {
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 2px 0;
  color: var(--muted);
}

.helper {
  font-size: 13px;
}

.fade-up {
  animation: fade-up 0.55s ease both;
}

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

.login-grid {
  display: grid;
  grid-template-columns: 1fr 0.92fr;
  gap: 16px;
}

.login-card {
  padding: 20px;
}

@media (max-width: 1080px) {
  .hero,
  .split-grid,
  .login-grid,
  .pricing-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100vw - 20px, var(--max));
    padding-top: 12px;
  }

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

  .site-nav,
  .hero-actions,
  .status-row,
  .hero-points {
    width: 100%;
  }

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

  .metric-row,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}