/* fuelcalc.css
   Page-specific styles for the SimracerHQ fuel calculator.
   Requires theme.css to be loaded first.

   Recommended HTML:
   <body class="fuel-page">
     ... shared header ...
     <main class="grid">...</main>
     ... shared footer ...
   </body>
*/

.fuel-page {
  --fuel-panel: rgba(15, 15, 15, 0.96);
  --fuel-panel-soft: rgba(255, 255, 255, 0.03);
  --fuel-border: rgba(255, 255, 255, 0.08);
  --fuel-border-strong: rgba(204, 255, 0, 0.25);
  --fuel-danger: #ff3d6e;
  --fuel-warning-bg: rgba(255, 61, 110, 0.12);
  --fuel-warning-border: rgba(255, 61, 110, 0.4);
  --fuel-glow-green: 0 0 14px rgba(204, 255, 0, 0.35);
  --fuel-glow-pink: 0 0 14px rgba(255, 0, 102, 0.3);
  --fuel-glow-gold: 0 0 18px rgba(220, 179, 96, 0.28);
}

/* Page intro */
.fuel-page .sub {
  max-width: 900px;
  padding: 2rem 3rem 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.fuel-page .sub::before {
  content: "FUEL AND PIT CALCULATOR";
  display: block;
  margin-bottom: 0.8rem;
  color: var(--neon-pink);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.fuel-page .sub strong,
.fuel-page .sub b {
  color: var(--neon-green);
}

/* Calculator layout */
.fuel-page .grid {
  display: grid;
  grid-template-columns: minmax(280px, 390px) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
  padding: 3rem;
}

/* Override the generic theme card only inside the fuel page */
.fuel-page .card {
  padding: 0;
  overflow: hidden;
  border-top-color: var(--neon-green);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01)),
    var(--fuel-panel);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.fuel-page .card h1,
.fuel-page .card h2 {
  margin: 0;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--fuel-border);
  background: linear-gradient(90deg, rgba(220,179,96,0.14), rgba(204,255,0,0.07), transparent);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fuel-page .body {
  padding: 1.5rem;
}

.fuel-page .row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

/* Forms */
.fuel-page .field {
  margin-bottom: 1rem;
}

.fuel-page label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fuel-page input,
.fuel-page select {
  width: 100%;
  padding: 0.85rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  outline: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.015)), #0b0b0b;
  color: var(--text-main);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.fuel-page input::placeholder {
  color: rgba(255, 255, 255, 0.38);
}

.fuel-page input:focus,
.fuel-page select:focus {
  border-color: var(--neon-green);
  box-shadow: 0 0 0 3px rgba(204, 255, 0, 0.12), var(--fuel-glow-green);
}

.fuel-page .section-title {
  margin: 1.5rem 0 0.9rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--fuel-border);
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Summary metrics */
.fuel-page .summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.fuel-page .metric {
  padding: 1rem 0.8rem;
  border: 1px solid var(--fuel-border);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01)), #090909;
  text-align: center;
}

.fuel-page .metric .label {
  margin-bottom: 0.55rem;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fuel-page .metric .value {
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 700;
  line-height: 1;
  text-shadow: var(--fuel-glow-gold);
}

.fuel-page .metric.bad {
  border-color: rgba(255, 61, 110, 0.55);
  box-shadow: 0 0 18px rgba(255, 61, 110, 0.15);
}

/* Strategy banner */
.fuel-page .strategy-banner {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 96px;
  margin-bottom: 1.25rem;
  padding: 1.4rem 1.8rem;
  overflow: hidden;
  border: 1px solid rgba(220, 179, 96, 0.35);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(204,255,0,0.16), rgba(0,0,0,0.88) 48%, rgba(255,0,102,0.16));
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: var(--fuel-glow-green), var(--fuel-glow-pink);
}

.fuel-page .strategy-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(-45deg, rgba(255,255,255,0.035) 0 2px, transparent 2px 10px);
  opacity: 0.35;
}

.fuel-page .strategy-banner.staggered {
  border-color: rgba(255, 0, 102, 0.4);
}

/* Table */
.fuel-page table {
  width: 100%;
  border: 1px solid var(--fuel-border);
  border-collapse: collapse;
  border-radius: 8px;
  overflow: hidden;
  background: #080808;
}

.fuel-page th,
.fuel-page td {
  padding: 0.85rem 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
}

.fuel-page th {
  background: linear-gradient(180deg, rgba(220,179,96,0.12), rgba(255,255,255,0.02));
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.fuel-page td {
  color: var(--text-main);
  font-size: 0.92rem;
  font-weight: 600;
}

.fuel-page tr:last-child td {
  border-bottom: 0;
}

.fuel-page tr:hover td {
  background: rgba(204, 255, 0, 0.03);
}

/* Status styles used by fuel.js */
.fuel-page .negative {
  background: rgba(255, 61, 110, 0.22) !important;
  color: #fff !important;
}

.fuel-page .dropamount {
  color: var(--neon-green);
  font-weight: 700;
  text-shadow: var(--fuel-glow-green);
}

.fuel-page .dropamount.bad {
  color: var(--fuel-danger);
  text-shadow: none;
}

.fuel-page .tag {
  display: inline-block;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--fuel-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.fuel-page .tag.sc {
  border-color: rgba(255, 0, 102, 0.35);
  background: rgba(255, 0, 102, 0.16);
  color: #ffd8eb;
}

.fuel-page .note {
  margin-top: 1.1rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--neon-green);
  border-radius: 6px;
  background: var(--fuel-panel-soft);
  color: var(--text-muted);
  line-height: 1.65;
}

.fuel-page .errors {
  display: none;
  margin-bottom: 1.1rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--fuel-warning-border);
  border-radius: 6px;
  background: var(--fuel-warning-bg);
  color: #ffd2dc;
  font-weight: 700;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 1100px) {
  .fuel-page .summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .fuel-page .grid {
    grid-template-columns: 1fr;
    padding: 2rem 1.25rem;
  }

  .fuel-page .sub {
    padding: 2rem 1.25rem 0;
  }
}

@media (max-width: 640px) {
  .fuel-page .row,
  .fuel-page .summary {
    grid-template-columns: 1fr;
  }

  .fuel-page .body {
    padding: 1rem;
  }

  .fuel-page .strategy-banner {
    min-height: auto;
    padding: 1.1rem;
    font-size: 1.05rem;
  }

  .fuel-page table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}
