:root{

  --white: #ffffff;
  --blue:  #0d2983;
  --cyan:  #0cb7f4;

 
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.72);
  --border: rgba(12,183,244,0.22);
  --panel: rgba(13,41,131,0.58);
  --panel2: rgba(13,41,131,0.36);
  --shadow: 0 14px 40px rgba(0,0,0,0.45);
  --radius: 16px;

  --max: 1120px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }  

body{
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  line-height: 1.65;
  
  background-color: #0d2983; 
  background-image: url("assets/1.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  position: relative;
  min-height: 100vh;
}


body::before{
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(900px 700px at 18% 10%, rgba(12,183,244,0.18), transparent 55%),
    radial-gradient(900px 700px at 85% 0%, rgba(255,255,255,0.10), transparent 55%),
    linear-gradient(180deg, rgba(13,41,131,0.78), rgba(0,0,0,0.76));
  pointer-events: none;
  z-index: 0;
}

.wrap{ position: relative; z-index: 1; }
a{ color: var(--cyan); text-decoration: none; }
a:hover{ text-decoration: underline; }

.layout{
  max-width: var(--max);
  margin: 0 auto;
  padding: 28px 16px 60px;
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 18px;
}

header{
  grid-column: 1 / -1;
  padding: 18px 18px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

header h1{
  margin: 0 0 8px;
  font-size: 1.38rem;
  letter-spacing: 0.2px;
  color: var(--white);
}

header .meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  font-size: 0.95rem;
  color: var(--muted);
  align-items: center;
}

.pill{
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  font-family: var(--mono);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.90);
  white-space: nowrap;
}


.navbar{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}



.navlink--planes{
  margin-left: auto;              
  padding: 10px 18px;              
  font-weight: 700;
  letter-spacing: 0.02em;

  background: radial-gradient(circle at 20% 0%,
              rgba(255,255,255,0.22),
              transparent 55%)
              ,
              linear-gradient(135deg,#0cb7f4,#3bd670);
  border-color: rgba(255,255,255,0.85);
  color: #0a1230;
  box-shadow: 0 0 18px rgba(0,0,0,0.6);
}

.navlink--planes:hover{
  background: linear-gradient(135deg,#27c7ff,#5ff08b);
  border-color: #ffffff;
  text-decoration: none;
  box-shadow: 0 0 22px rgba(0,0,0,0.8);
}


.navlink{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(12,183,244,0.35);
  background: rgba(0,0,0,0.25);
  color: rgba(255,255,255,0.92);
  text-decoration: none;
}

.navlink:hover{
  background: rgba(12,183,244,0.10);
  border-color: rgba(12,183,244,0.55);
  text-decoration: none;
}

.navlink.active {
  background: rgba(12,183,244,0.22);
  border: 1px solid rgba(12,183,244,0.55);
  color: #fff;
  box-shadow: 0 0 8px rgba(12,183,244,0.4);
}

.credit-divider {
  border: 0;
  border-top: 1px solid rgba(255,255,255,0.15);
  margin: 10px 0 12px;
  opacity: 0.6;
}

.credits p + p {
  margin-top: 6px;
}

.credits .legal {
  font-size: 0.78rem;
  line-height: 1.4;
  opacity: 0.8;
}

aside{
  position: sticky;
  top: 14px;
  align-self: start;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  max-height: calc(100vh - 28px);
  overflow: auto;
  backdrop-filter: blur(6px);
}

.aside-title{
  margin: 0 0 10px;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.90);
}

.toc{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 4px;
  font-size: 0.95rem;
}

.toc a{
  display: block;
  padding: 6px 8px;
  border-radius: 10px;
  color: rgba(255,255,255,0.86);
  border: 1px solid transparent;
}

.toc a:hover{
  background: rgba(255,255,255,0.06);
  text-decoration: none;
}

.toc .lvl3 a{
  padding-left: 18px;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.74);
}

main{
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(13,41,131,0.50), rgba(0,0,0,0.35));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  min-width: 0;
  backdrop-filter: blur(6px);
}

main h2{
  margin: 26px 0 10px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 1.2rem;
  letter-spacing: 0.2px;
  color: var(--white);
}

main h2:first-of-type{
  margin-top: 6px;
  padding-top: 0;
  border-top: none;
}

main h3{
  margin: 18px 0 8px;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.95);
}

main p{ margin: 10px 0; color: rgba(255,255,255,0.86); }
main ul{ margin: 8px 0 12px 20px; color: rgba(255,255,255,0.86); }
main li{ margin: 6px 0; }

.callout{
  border: 1px solid rgba(12,183,244,0.35);
  background: rgba(12,183,244,0.10);
  border-radius: 14px;
  padding: 12px 12px;
  margin: 14px 0;
}

.small{
  color: var(--muted);
  font-size: 0.95rem;
}

.kpi{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 12px 0 6px;
}
.kpi .card{
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.18);
  border-radius: 14px;
  padding: 10px 12px;
}
.kpi .label{ color: var(--muted); font-size: 0.85rem; }
.kpi .value{ font-family: var(--mono); font-size: 0.95rem; }

.credits{
  margin: 10px 0 6px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.18);
}

.credits p{
  margin: 6px 0;
  color: rgba(255,255,255,0.88);
}

.credits .small{
  display: block;
  margin-top: 8px;
}


details{
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.18);
  border-radius: 14px;
  padding: 10px 12px;
  margin: 12px 0;
}

summary{
  cursor: pointer;
  font-weight: 650;
  color: rgba(255,255,255,0.92);
  list-style: none;
}
summary::-webkit-details-marker{ display: none; }
summary::after{
  content: "▾";
  float: right;
  color: rgba(12,183,244,0.90);
}
details[open] summary::after{ content: "▴"; }

code{
  font-family: var(--mono);
  color: rgba(255,255,255,0.92);
}

.table-wrap{
  overflow: auto;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(0,0,0,0.18);
  margin: 12px 0 16px;
}

table{
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  font-size: 0.95rem;
}

th, td{
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.10);
  vertical-align: top;
}

th{
  position: sticky;
  top: 0;
  background: rgba(13,41,131,0.85);
  color: var(--white);
  text-align: left;
  border-bottom: 1px solid rgba(12,183,244,0.25);
}

tr:hover td{
  background: rgba(12,183,244,0.06);
}

.tag{
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid rgba(12,183,244,0.35);
  background: rgba(12,183,244,0.10);
  font-family: var(--mono);
  font-size: 0.82rem;
  white-space: nowrap;
}

.footer{
  margin-top: 30px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.12);
  color: var(--muted);
  font-size: 0.95rem;
}

@media (max-width: 980px){
  .layout{ grid-template-columns: 1fr; }
  aside{ position: relative; top: 0; max-height: none; }
  .kpi{ grid-template-columns: 1fr; }
  table{ min-width: 620px; }
}
@media (max-width: 620px){
  .navlink--planes{
    order: 99;
    margin-left: 0;
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}
#backToTop {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 215, 0, 0.75);
  background: rgba(13, 41, 131, 0.9);
  color: #e0c990;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: opacity 0.2s, background 0.2s, transform 0.2s;
  opacity: 0;
  pointer-events: none;
  z-index: 2000;
  font-weight: 600;
}

#backToTop.show {
  opacity: 1;
  pointer-events: auto;
}


#backToTop:hover {
  background: rgba(13, 41, 131, 1);
  transform: translateY(-2px);
}