:root{
  --bg: #0f1720;
  --panel: #0b1216;
  --muted: #9aa6b2;
  --card: #0d1a24;
  --accent: #1f8fe8;
  --accent-2: #0ea5d8;
  --text: #eaf6ff;
  --glass: rgba(255,255,255,0.03);
  --radius: 12px;
}

/* Light theme variables (overridden when .light on body) */
body.light {
  --bg: #f5f8fb;
  --panel: #ffffff;
  --muted: #6b7280;
  --card: #ffffff;
  --accent: #0b66d1;
  --accent-2: #07a6d8;
  --text: #0b1220;
  --glass: rgba(11,18,32,0.03);
}

/* Basic resets */
* { box-sizing: border-box; }
html,body { height:100%; margin:0; font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif; color:var(--text); background:var(--bg); }

.topbar{
  background: linear-gradient(90deg, #2da6ff 0%, #0b7ad6 60%);
  padding: 18px 28px;
  box-shadow: 0 4px 12px rgba(3,10,18,0.4);
}
body.light .topbar{
  background: linear-gradient(90deg, #4aa8ff 0%, #2b8fe6 60%);
}

.topbar-inner{
  max-width:1200px; margin:0 auto; display:flex; align-items:center; justify-content:space-between;
}
.brand{ display:flex; align-items:center; gap:14px; }
.logo{ width:48px; height:48px; background:rgba(255,255,255,0.12); border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:22px; }
.titles h1{ margin:0; font-size:28px; font-weight:700; color:#fff; }
.subtitle{ font-size:13px; opacity:0.95; color:rgba(255,255,255,0.9); }

/* Main layout */
.main{ max-width:1200px; margin:26px auto; display:flex; gap:32px; padding:0 16px; align-items:flex-start; }
.sidebar{ width:320px; }
.card{ background:var(--card); border-radius:var(--radius); padding:20px; box-shadow: 0 6px 20px rgba(2,8,14,0.4); border:1px solid rgba(255,255,255,0.02); }

.sidebar-card h3{ margin:0 0 6px 0; font-size:18px; }
.sidebar-card .muted{ margin:6px 0 16px 0; color:var(--muted); font-size:13px; }

/* selects */
.select-wrap{ margin-bottom:14px; }
.label{ display:block; color:var(--text); font-weight:600; margin:8px 0 6px 0; font-size:13px; }
select{
  -webkit-appearance:none; -moz-appearance:none; appearance:none;
  width:100%; padding:12px 14px; border-radius:10px; border:1px solid rgba(255,255,255,0.03);
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  color:var(--text); font-size:14px; outline:none; box-shadow: inset 0 -1px 0 rgba(0,0,0,0.2);
}

/* sidebar actions */
.sidebar-actions{ display:flex; gap:10px; margin-top:12px; }
.btn{ padding:10px 14px; border-radius:10px; font-weight:600; cursor:pointer; border:none; }
.btn.primary{ background:linear-gradient(90deg,var(--accent),var(--accent-2)); color:white; box-shadow: 0 6px 18px rgba(13,90,160,0.28); }
.btn.secondary{ background:transparent; color:var(--text); border:1px solid rgba(255,255,255,0.04); }

/* result area */
.result-area{ flex:1; }
.result-area h2{ margin:0 0 6px 0; font-size:26px; }
.result-area .muted{ color:var(--muted); margin:0 0 18px 0; }

/* result card */
.result-card{ padding:28px; border-radius:14px; }
.result-title{ font-size:20px; margin-bottom:18px; font-weight:700; color:var(--text); opacity:0.95; }

.result-row{ display:flex; align-items:center; justify-content:space-between; gap:18px; margin-top:12px; }
.result-label{ font-weight:600; color:var(--muted); min-width:120px; }
.result-value{
  background: linear-gradient(90deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  padding:12px 18px; border-radius:10px; min-width:180px; text-align:right; font-weight:700; color:var(--accent);
  border:1px solid rgba(255,255,255,0.03);
}
.result-value.large{ font-size:22px; color:var(--accent-2); }

/* not found */
.notfound{ margin-top:18px; padding:12px; background:rgba(255,0,0,0.03); color:#ffbdbd; border-radius:8px; }

/* hidden */
.hidden{ display:none; }

/* theme button */
.theme-btn{ width:44px; height:44px; border-radius:50%; border:none; background:rgba(255,255,255,0.06); color:var(--text); cursor:pointer; font-size:18px; box-shadow: 0 4px 12px rgba(2,8,14,0.3); }

/* responsive */
@media(max-width:900px){
  .main{ flex-direction:column; }
  .sidebar{ width:100%; order:2; }
  .result-area{ order:1; }
}

/* === CORRIGE O MENU QUE ABRE DO <select> === */

select, option {
  background-color: var(--panel) !important;
  color: var(--text) !important;
}

/* Firefox */
select:-moz-focusring,
option:-moz-focusring {
  color: var(--text) !important;
  background-color: var(--panel) !important;
}

/* Chrome, Edge, Opera */
select option {
  background-color: var(--panel);
  color: var(--text);
}

/* Remove a setinha feia do Windows */
select::-ms-expand {
  display: none;
}

.card {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}

.card, select, button {
  transition: .25s ease;
}
.card:hover {
  transform: translateY(-4px);
}

.result-card {
  border: 1px solid rgba(0,150,255,0.35);
  box-shadow: 0 0 20px rgba(0,150,255,0.1);
}

.loading {
  animation: pulse 1.3s infinite;
}
@keyframes pulse {
  0% { opacity: .5; }
  50% { opacity: 1; }
  100% { opacity: .5; }
}