:root {
  --sala-bg: #080d14;
  --sala-bg-2: #0f1824;
  --sala-panel: rgba(20, 29, 41, 0.94);
  --sala-panel-soft: rgba(20, 29, 41, 0.78);
  --sala-text: #e6edf3;
  --sala-muted: #c9d1d9;
  --sala-quiet: #8b949e;
  --sala-gold: #ffd700;
  --sala-cyan: #5dd9c1;
  --sala-border: rgba(255, 255, 255, 0.12);
  --sala-border-strong: rgba(255, 215, 0, 0.28);
  --sala-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
  --sala-measure: 78ch;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.72;
  color: var(--sala-text);
  background:
    radial-gradient(1300px 720px at -14% -20%, rgba(93, 217, 193, 0.12), transparent 60%),
    radial-gradient(1100px 760px at 120% -10%, rgba(255, 215, 0, 0.11), transparent 58%),
    linear-gradient(160deg, var(--sala-bg), var(--sala-bg-2));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at 50% 25%, black, transparent 80%);
  opacity: 0.34;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2.15rem 1.3rem 2.8rem;
}

.card {
  position: relative;
  background: linear-gradient(165deg, var(--sala-panel), var(--sala-panel-soft));
  border: 1px solid var(--sala-border);
  border-radius: 14px;
  padding: 1.7rem 1.8rem;
  box-shadow: var(--sala-shadow);
  backdrop-filter: blur(2px);
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  border-radius: 14px 14px 0 0;
  background: linear-gradient(90deg, var(--sala-cyan), var(--sala-gold));
}

.card > h1,
.card > h2,
.card > h3,
.card > h4,
.card > h5,
.card > h6,
.card > p,
.card > ul,
.card > ol,
.card > table,
.card > hr {
  max-width: var(--sala-measure);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--sala-gold);
  line-height: 1.32;
  letter-spacing: 0.01em;
}

h1 {
  margin: 0 0 1.05rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--sala-border-strong);
  font-size: clamp(1.5rem, 2.8vw, 2rem);
}

h2 {
  margin: 1.45rem 0 0.85rem;
  font-size: clamp(1.15rem, 2.3vw, 1.4rem);
}

h3 {
  margin: 1.25rem 0 0.72rem;
  font-size: clamp(1.03rem, 1.9vw, 1.16rem);
}

h4,
h5,
h6 {
  margin: 1rem 0 0.62rem;
  font-size: 1rem;
}

p,
li {
  color: var(--sala-muted);
  font-size: 1rem;
}

p {
  margin: 0 0 0.98rem;
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

ul,
ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

li {
  margin-bottom: 0.36rem;
}

li::marker {
  color: var(--sala-cyan);
}

a {
  color: var(--sala-gold);
  text-decoration-color: rgba(255, 215, 0, 0.5);
  text-decoration-thickness: 0.09em;
  text-underline-offset: 0.14em;
}

a:hover {
  text-decoration-color: var(--sala-gold);
}

code {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.24);
  padding: 0.12rem 0.36rem;
  border-radius: 5px;
  font-size: 0.92em;
  color: #ffe9a3;
}

pre {
  background: #0a1018;
  border: 1px solid rgba(255, 215, 0, 0.24);
  border-radius: 10px;
  padding: 0.95rem;
  margin: 0 0 1rem;
  overflow: auto;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
}

pre code {
  background: transparent;
  border: 0;
  padding: 0;
  color: #d8e6f3;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  border: 1px solid var(--sala-border);
  border-radius: 10px;
  overflow: hidden;
}

th,
td {
  border: 1px solid var(--sala-border);
  padding: 0.58rem 0.68rem;
  text-align: left;
  vertical-align: top;
}

thead th {
  background: rgba(255, 255, 255, 0.08);
  color: var(--sala-gold);
}

tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

hr {
  border: 0;
  border-top: 1px solid var(--sala-border);
  margin: 1.3rem 0;
}

.footer {
  margin-top: 1.25rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--sala-border);
  color: var(--sala-quiet);
  font-size: 0.86rem;
}

@media (max-width: 880px) {
  :root {
    --sala-measure: 100%;
  }

  .container {
    padding: 1.2rem 0.9rem 1.8rem;
  }

  .card {
    padding: 1.12rem 1rem;
    border-radius: 12px;
  }

  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media print {
  body {
    background: #fff;
    color: #000;
  }

  body::before {
    display: none;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }

  .card {
    box-shadow: none;
    border: 1px solid #bbb;
    background: #fff;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  a {
    color: #000;
  }

  p,
  li,
  .footer {
    color: #111;
  }
}