/* ==========================================
   ICU Severity Scores - EN
   SOFA-2 · APACHE II · SAPS II
   Celeste Professional Version
========================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --bg: #f0f9ff;
  --panel: #ffffff;
  --panel-soft:#e0f2fe;

  --text: #0f172a;
  --muted:#475569;

  --border:#bae6fd;

  --accent:#38bdf8;
  --accent-strong:#0ea5e9;
  --accent-soft:rgba(56,189,248,.15);

  --radius: 14px;
  --maxw: 1100px;
}

/* ================= BASE ================= */

body{
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ================= HEADER ================= */

header{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 30px 20px 0;
}

.language-switcher{
  text-align: right;
  font-size: .92rem;
  margin-bottom: 12px;
}

.language-switcher a{
  color: var(--muted);
  text-decoration: none;
  margin: 0 6px;
}

.language-switcher a.active,
.language-switcher a:hover{
  color: var(--accent-strong);
  font-weight: 600;
}

/* ================= BREADCRUMB ================= */

.breadcrumb-nav{
  margin: 6px 0 14px;
  font-size: .92rem;
  color: var(--muted);
}

.breadcrumb-nav a{
  color: var(--accent-strong);
  text-decoration: none;
}

/* ================= CONTAINER ================= */

.container{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 20px 60px;
}

h1{
  font-size: 2rem;
  margin: 12px 0 28px;
  font-weight: 700;
  color: var(--accent-strong);
}

/* ================= PANEL ================= */

.panel{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  margin-bottom: 26px;
  box-shadow: 0 6px 20px rgba(56,189,248,.08);
}

.panel h2{
  font-size: 1.4rem;
  margin-bottom: 8px;
  color: var(--accent-strong);
}

.note{
  color: var(--muted);
  font-size: .93rem;
  margin-bottom: 16px;
}

/* ================= GRID ================= */

.grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

/* ================= SELECT BOXES ================= */

label{
  display: block;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
  color: var(--muted);
  font-size: .92rem;
  transition: .2s ease;
}

label:hover{
  border-color: var(--accent);
}

select{
  width: 100%;
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: white;
  color: var(--text);
  outline: none;
  transition: .2s ease;
}

select:focus{
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ================= BUTTONS ================= */

.actions{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

button{
  padding: 10px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  cursor: pointer;
  font-weight: 600;
  transition: .2s ease;
}

button.primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border: none;
  color: white;
}

button.primary:hover{
  transform: translateY(-1px);
  opacity: .95;
}

button.secondary{
  background: white;
  color: var(--accent-strong);
}

button.secondary:hover{
  border-color: var(--accent);
}

/* ================= RESULTS ================= */

.result{
  margin-top: 16px;
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  font-size: 1rem;
  font-weight: 500;
}

.result strong{
  color: var(--accent-strong);
}

.note strong{
  color: var(--accent-strong);
}

/* ================= FOOTER ================= */

footer{
  max-width: var(--maxw);
  margin: 40px auto 0;
  padding: 26px 20px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-nav a{
  color: var(--accent-strong);
  text-decoration: none;
  margin: 0 10px;
  font-size: .92rem;
}

.footer-nav span{
  color: var(--muted);
}

footer p{
  margin-top: 14px;
  color: var(--muted);
  font-size: .85rem;
}

/* ================= RESPONSIVE ================= */

@media (max-width: 768px){
  h1{ font-size: 1.6rem; }
  .panel{ padding: 22px; }
}