/* =========================
   STROOP.CSS — Jean / Denim Glass Theme
   Matches index page
   ========================= */

:root{
  --denim: #1f3a5a;
  --denim2: #2a4a72;
  --ink: #0f1724;
  --muted: rgba(15,23,36,0.72);

  --glass: rgba(255,255,255,0.78);
  --glass2: rgba(255,255,255,0.88);
  --border: rgba(31,58,90,0.25);

  --shadow: 0 18px 50px rgba(0,0,0,0.18);
  --shadow2: 0 10px 22px rgba(0,0,0,0.14);

  --radius: 18px;
}

*{ box-sizing:border-box; }
html, body { height: 100%; }

body{
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);

  background-image:
    linear-gradient(rgba(255,255,255,0.72), rgba(255,255,255,0.72)),
    url("img/jeanbg.jpg");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;

  display:flex;
  justify-content:center;
  padding: 26px 18px;
}

.wrap{
  width: min(980px, 100%);
}

/* =========================
   NAV — match index
   ========================= */

nav{
  display:flex;
  gap: 14px;
  justify-content:center;
  margin-bottom: 18px;

  padding: 14px;
  border-radius: 22px;
  background: var(--glass2);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

nav a{
  text-decoration: none;
  font-weight: 700;
  color: var(--denim);
  padding: 8px 14px;
  border-radius: 14px;
  border: 1px solid rgba(31,58,90,0.25);
  background: rgba(255,255,255,0.85);
  transition: background 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

nav a:hover{
  background: rgba(234,243,255,0.90);
  box-shadow: 0 10px 20px rgba(0,0,0,0.16);
  transform: translateY(-1px);
}

/* =========================
   Top header
   ========================= */

.top{
  margin-bottom: 14px;
}
.top h1{
  margin: 0 0 6px;
  font-size: clamp(26px, 3vw, 40px);
  color: var(--denim);
  letter-spacing: 0.2px;
}
.sub{
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

/* =========================
   Panels
   ========================= */

.panel{
  margin-top: 16px;
  padding: 18px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

@media (max-width: 560px){
  .panel{ padding: 14px; }
}

/* =========================
   Stats row
   ========================= */

.stats{
  display:grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  background: var(--glass2);
  border: 1px solid rgba(31,58,90,0.20);
  box-shadow: var(--shadow2);
}

@media (max-width: 720px){
  .stats{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.label{
  color: var(--muted);
  font-weight: 600;
}

/* =========================
   Card
   ========================= */

.card{
  margin: 16px 0;
  padding: 22px 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.90);
  border: 1px solid rgba(31,58,90,0.22);
  box-shadow: var(--shadow2);
  text-align: center;
}

/* =========================
   Stimulus / prompt
   ========================= */

.stimulus{
  font-size: clamp(40px, 6vw, 70px);
  font-weight: 900;
  letter-spacing: 1px;
  margin: 6px 0 8px;
  user-select: none;
}

.prompt{
  color: var(--muted);
  font-weight: 600;
}

/* =========================
   Controls
   ========================= */

.controls{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  align-items:center;
  justify-content:center;
  margin: 6px 0 12px;
}

.btn{
  appearance: none;
  border: 1px solid rgba(31,58,90,0.30);
  background: rgba(255,255,255,0.90);
  color: var(--denim);
  padding: 10px 14px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 800;
  letter-spacing: 0.2px;
  box-shadow: 0 10px 20px rgba(0,0,0,0.16);
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.btn:hover{
  background: rgba(234,243,255,0.95);
  box-shadow: 0 14px 28px rgba(0,0,0,0.20);
  transform: translateY(-1px);
}

.btn:disabled{
  opacity: 0.55;
  cursor: not-allowed;
}

.primary{
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(234,243,255,0.95));
}

/* =========================
   Choices
   ========================= */

.choices{
  display:grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

@media (max-width: 720px){
  .choices{ grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 440px){
  .choices{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.choiceBtn{
  border: 1px solid rgba(31,58,90,0.30);
  background: rgba(255,255,255,0.90);
  padding: 12px 10px;
  border-radius: 16px;
  cursor: pointer;
  font-weight: 900;
  letter-spacing: .6px;
  box-shadow: 0 10px 18px rgba(0,0,0,0.14);
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.choiceBtn:hover{
  background: rgba(234,243,255,0.95);
  box-shadow: 0 14px 26px rgba(0,0,0,0.18);
  transform: translateY(-1px);
}

.choiceBtn:disabled{
  opacity: 0.55;
  cursor: not-allowed;
}

/* =========================
   Hint & Results
   ========================= */

.hint{
  margin: 12px 0 0;
  text-align:center;
  color: var(--muted);
  font-size: 14px;
}

.result{
  margin-top: 16px;
  border-radius: 16px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.90);
  border: 1px solid rgba(31,58,90,0.30);
  box-shadow: var(--shadow2);
}

/* =========================
   Footer
   ========================= */

.foot{
  margin-top: 16px;
  text-align:center;
  color: var(--muted);
}

::selection{
  background: rgba(234,243,255,0.95);
}