/* Theme: classic-BS */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&display=swap');

:root {
  --theme-name: "classic-BS";
  --bg-0: #030303;
  --bg-1: #0e0e0e;
  --bg-2: #171717;
  --panel-0: #131313;
  --panel-1: #090909;
  --silver-0: #f7f7f7;
  --silver-1: #d7d7d7;
  --silver-2: #ababab;
  --silver-3: #808080;
  --line: #4a4a4a;
  --line-soft: #2c2c2c;
  --shine: rgba(255, 255, 255, 0.22);
}

* {
  box-sizing: border-box;
}

body {
  position: relative;
  overflow-x: hidden;
  margin: 0;
  min-height: 100vh;
  font-family: 'Space Grotesk', 'Segoe UI', Tahoma, sans-serif;
  color: var(--silver-1);
  background:
    radial-gradient(circle at 8% 12%, #2a2a2a 0%, transparent 36%),
    radial-gradient(circle at 90% 88%, #1f1f1f 0%, transparent 42%),
    linear-gradient(130deg, transparent 0%, rgba(255, 255, 255, 0.03) 48%, transparent 60%),
    repeating-linear-gradient(
      120deg,
      rgba(255, 255, 255, 0.015) 0,
      rgba(255, 255, 255, 0.015) 2px,
      transparent 2px,
      transparent 8px
    ),
    linear-gradient(180deg, var(--bg-2), var(--bg-0));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(100deg, transparent 15%, rgba(255, 255, 255, 0.035) 48%, transparent 84%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 22%);
  mix-blend-mode: screen;
  opacity: 0.65;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.02) 0,
    rgba(255, 255, 255, 0.02) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.1;
}

.container {
  width: min(920px, 92vw);
  margin: 40px auto;
}

.panel {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.04) 0%, transparent 30%),
    linear-gradient(145deg, var(--panel-0), var(--panel-1));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -12px 18px rgba(0, 0, 0, 0.4),
    0 24px 42px rgba(0, 0, 0, 0.55);
  animation: reveal 0.45s ease-out;
}

.panel::before {
  content: "";
  position: absolute;
  top: -30%;
  left: -50%;
  width: 46%;
  height: 170%;
  background: linear-gradient(
    112deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 34%,
    rgba(255, 255, 255, 0.28) 50%,
    rgba(255, 255, 255, 0.05) 66%,
    transparent 100%
  );
  filter: blur(1px);
  transform: skewX(-18deg) translateX(-150%);
  opacity: 0.55;
  mix-blend-mode: screen;
  animation: panelSweep 5.3s ease-in-out infinite;
  pointer-events: none;
}

.panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    100deg,
    rgba(255, 255, 255, 0.02) 0,
    rgba(255, 255, 255, 0.02) 2px,
    transparent 2px,
    transparent 10px
  );
  opacity: 0.18;
}

.site-header h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: 0.04em;
  color: var(--silver-0);
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.18);
}

.site-header p {
  margin: 10px 0 0;
  color: var(--silver-2);
}

.nav {
  margin: 18px 0 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav a {
  text-decoration: none;
  color: var(--silver-0);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent 36%),
    linear-gradient(180deg, #2a2a2a, #151515);
  border: 1px solid #6a6a6a;
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.92rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.nav a:hover {
  transform: translateY(-1px);
  border-color: #bebebe;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 35%),
    linear-gradient(180deg, #323232, #1a1a1a);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 0 12px rgba(255, 255, 255, 0.12);
}

h2 {
  margin-top: 24px;
  color: var(--silver-0);
  letter-spacing: 0.02em;
}

h2::after {
  content: "";
  display: block;
  width: 82px;
  height: 2px;
  margin-top: 8px;
  background: linear-gradient(90deg, #efefef, transparent);
}

p,
li {
  line-height: 1.68;
}

ul {
  margin: 0;
  padding-left: 20px;
}

li::marker {
  color: #f0f0f0;
}

a {
  color: #e9e9e9;
}

a:hover {
  color: #ffffff;
}

hr {
  border: none;
  border-top: 1px solid var(--line-soft);
  margin: 26px 0;
}

.muted {
  color: var(--silver-3);
}

@keyframes reveal {
  from {
    opacity: 0;
    transform: translateY(7px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes panelSweep {
  0%,
  18% {
    transform: skewX(-18deg) translateX(-150%);
  }
  56% {
    transform: skewX(-18deg) translateX(265%);
  }
  100% {
    transform: skewX(-18deg) translateX(265%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .panel,
  .panel::before {
    animation: none;
  }
}

@media (max-width: 600px) {
  .container {
    margin: 18px auto;
  }

  .panel {
    padding: 20px;
    border-radius: 12px;
  }
}