:root {
  color-scheme: light;
  --bg: #f3f6fc;
  --surface: rgba(255, 255, 255, 0.75);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(67, 82, 125, 0.14);
  --text: #151a30;
  --muted: #6f7893;
  --cyan: #0ba6dc;
  --violet: #7655f6;
  --green: #20b77a;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(38, 55, 104, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(38, 55, 104, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size: 44px 44px;
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 50% 8%, rgba(255, 255, 255, 0.08), var(--bg) 78%);
  content: "";
  pointer-events: none;
}

.ambient {
  position: fixed;
  z-index: -2;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.22;
  pointer-events: none;
}

.ambient--one {
  top: -16rem;
  left: -8rem;
  background: var(--violet);
}

.ambient--two {
  right: -12rem;
  bottom: -18rem;
  background: var(--cyan);
}

.page {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  display: flex;
  min-height: 92px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-size: 18px;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.brand__mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(11, 166, 220, 0.28);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(118, 85, 246, 0.11), rgba(11, 166, 220, 0.1));
  box-shadow: 0 10px 24px rgba(50, 79, 132, 0.08);
  color: var(--cyan);
  font-size: 15px;
  font-weight: 900;
}

.brand__mark::after {
  width: 9px;
  height: 9px;
  border: 2px solid var(--cyan);
  border-radius: 3px;
  content: "";
  transform: rotate(45deg);
}

.server-state {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 13px;
}

.server-state__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(32, 183, 122, 0.1), 0 0 16px rgba(32, 183, 122, 0.3);
  animation: pulse 2s ease-in-out infinite;
}

.hero {
  display: grid;
  min-height: 535px;
  align-items: center;
  gap: 72px;
  grid-template-columns: 1.05fr 0.95fr;
  padding: 72px 0 64px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  max-width: 650px;
  margin: 0;
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 820;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.dots::after {
  display: inline-block;
  width: 0.9em;
  content: "";
  animation: dots 1.6s steps(4, end) infinite;
}

.lead {
  max-width: 530px;
  margin: 27px 0 34px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.progress {
  width: min(100%, 455px);
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(31, 42, 77, 0.09);
}

.progress__bar {
  display: block;
  width: 42%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  box-shadow: 0 0 14px rgba(11, 166, 220, 0.28);
  animation: progress 2.4s ease-in-out infinite;
}

.loading-label {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  color: #7c859f;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(71, 88, 135, 0.16);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

.preview-card,
.loading-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(244, 248, 255, 0.8));
  box-shadow: 0 28px 70px rgba(54, 72, 120, 0.12);
  backdrop-filter: blur(16px);
}

.preview-card {
  position: relative;
  overflow: hidden;
  min-height: 380px;
  padding: 24px;
  border-radius: 28px;
  transform: perspective(900px) rotateY(-3deg) rotateX(1deg);
}

.preview-card::before {
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(140deg, rgba(118, 85, 246, 0.1), transparent 35%, rgba(11, 166, 220, 0.08));
  content: "";
}

.preview-card__top {
  display: flex;
  align-items: center;
  gap: 13px;
}

.preview-card__lines {
  flex: 1;
}

.skeleton {
  position: relative;
  overflow: hidden;
  background: #e2e8f3;
}

.skeleton::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, 0.82) 50%, transparent 80%);
  content: "";
  transform: translateX(-100%);
  animation: shimmer 1.75s infinite;
}

.skeleton--avatar,
.skeleton--icon {
  border-radius: 13px;
}

.skeleton--avatar {
  width: 46px;
  height: 46px;
}

.skeleton--pill {
  width: 64px;
  height: 27px;
  border-radius: 999px;
}

.skeleton--cover {
  height: 218px;
  margin-top: 24px;
  border-radius: 19px;
  background: #e8edf6;
}

.skeleton--line {
  width: 100%;
  height: 10px;
  margin-top: 10px;
  border-radius: 999px;
}

.skeleton--line:first-child {
  margin-top: 0;
}

.skeleton--line-medium {
  width: 72%;
}

.skeleton--line-short {
  width: 54%;
}

.skeleton--line-tiny {
  width: 34%;
}

.preview-card__footer {
  padding-top: 24px;
}

.loading-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, 1fr);
  padding: 0 0 72px;
}

.loading-card {
  min-height: 178px;
  padding: 24px;
  border-radius: 19px;
}

.skeleton--icon {
  width: 42px;
  height: 42px;
  margin-bottom: 27px;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 25px 0 36px;
  border-top: 1px solid var(--line);
  color: #8991a8;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@keyframes shimmer {
  100% {
    transform: translateX(100%);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  50% {
    opacity: 0.62;
    transform: scale(0.86);
  }
}

@keyframes progress {
  0% {
    transform: translateX(-105%);
  }
  55% {
    transform: translateX(105%);
  }
  100% {
    transform: translateX(245%);
  }
}

@keyframes dots {
  0% {
    content: "";
  }
  25% {
    content: ".";
  }
  50% {
    content: "..";
  }
  75%,
  100% {
    content: "...";
  }
}

@media (max-width: 820px) {
  .page {
    width: min(100% - 28px, 620px);
  }

  .topbar {
    min-height: 76px;
  }

  .hero {
    min-height: auto;
    gap: 46px;
    grid-template-columns: 1fr;
    padding: 72px 0 42px;
  }

  h1 {
    font-size: clamp(48px, 14vw, 72px);
  }

  .preview-card {
    min-height: 340px;
    transform: none;
  }

  .skeleton--cover {
    height: 185px;
  }

  .loading-grid {
    grid-template-columns: 1fr;
    padding-bottom: 48px;
  }
}

@media (max-width: 480px) {
  .brand {
    font-size: 15px;
  }

  .brand__mark {
    width: 31px;
    height: 31px;
  }

  .server-state {
    font-size: 0;
  }

  .server-state::after {
    content: "ONLINE";
    font-size: 10px;
    letter-spacing: 0.1em;
  }

  .hero {
    padding-top: 58px;
  }

  .lead {
    font-size: 15px;
  }

  .preview-card {
    min-height: 312px;
    padding: 18px;
    border-radius: 22px;
  }

  .skeleton--cover {
    height: 166px;
  }

  footer {
    gap: 12px;
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}