/* ── LanHoot — Base Styles ───────────────────────────────────────────── */
:root {
  --red:      #e21b3c;
  --blue:     #1368ce;
  --yellow:   #d89e00;
  --green:    #26890c;
  --dark:     #14141f;
  --dark2:    #1e1e2e;
  --dark3:    #2a2a3e;
  --light:    #f5f5f5;
  --muted:    #888;
  --radius:   12px;
  --radius-lg:20px;
  --shadow:   0 4px 24px rgba(0,0,0,.4);
  --font:     'Nunito', 'Segoe UI', system-ui, sans-serif;
  --transition: .2s cubic-bezier(.4,0,.2,1);
}

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

html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--dark);
  color: var(--light);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: #7c9ef7; text-decoration: none; }
a:hover { text-decoration: underline; }
a.btn, a.btn:hover { text-decoration: none; }

/* ── Layout ───────────────────────────────────────────────────────────── */
.container { max-width: 960px; margin: 0 auto; padding: 0 1rem; }
.container-sm { max-width: 640px; margin: 0 auto; padding: 0 1rem; }

/* ── Admin Navbar ─────────────────────────────────────────────────────── */
.navbar {
  background: var(--dark2);
  border-bottom: 2px solid var(--blue);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.navbar-brand {
  font-size: 1.5rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -1px;
}
.navbar-brand span { color: var(--yellow); }
.navbar-nav { display: flex; gap: .5rem; margin-left: auto; }

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.25rem;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .9rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), opacity var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); opacity: .9; }
.btn:active { transform: translateY(0); }

.btn-primary   { background: var(--blue);   color: #fff; }
.btn-danger    { background: var(--red);    color: #fff; }
.btn-success   { background: var(--green);  color: #fff; }
.btn-warning   { background: var(--yellow); color: #fff; }
.btn-secondary { background: var(--dark3);  color: var(--light); border: 1px solid #444; }
.btn-lg { padding: .8rem 2rem; font-size: 1.1rem; }
.btn-sm { padding: .35rem .75rem; font-size: .8rem; }

/* ── Cards ────────────────────────────────────────────────────────────── */
.card {
  background: var(--dark2);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,.07);
}

/* ── Forms ────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-weight: 700;
  margin-bottom: .4rem;
  font-size: .9rem;
  color: #ccc;
}
.form-control {
  width: 100%;
  padding: .65rem 1rem;
  background: var(--dark3);
  border: 2px solid #3a3a5c;
  border-radius: var(--radius);
  color: var(--light);
  font-family: var(--font);
  font-size: .95rem;
  transition: border-color var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--blue);
}
.form-control.is-invalid { border-color: var(--red); }
.invalid-feedback {
  color: #ff6b81;
  font-size: .82rem;
  margin-top: .3rem;
}

select.form-control { cursor: pointer; }

/* ── Alerts ───────────────────────────────────────────────────────────── */
.alert {
  padding: .85rem 1.2rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-weight: 600;
  font-size: .9rem;
}
.alert-success { background: #1a3a1a; border: 1px solid var(--green); color: #6fcf6f; }
.alert-danger  { background: #3a1a1a; border: 1px solid var(--red);   color: #ff6b81; }
.alert-warning { background: #3a2e00; border: 1px solid var(--yellow);color: #ffd060; }

/* ── Tables ───────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td {
  padding: .75rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
th { font-size: .8rem; text-transform: uppercase; color: var(--muted); letter-spacing: .5px; }
tr:hover td { background: rgba(255,255,255,.03); }

/* ── Badges ───────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: .2rem .6rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
}
.badge-blue   { background: rgba(19,104,206,.3); color: #7cb8ff; }
.badge-green  { background: rgba(38,137,12,.3);  color: #7dff7d; }
.badge-red    { background: rgba(226,27,60,.3);  color: #ff8080; }
.badge-yellow { background: rgba(216,158,0,.3);  color: #ffd060; }

/* ── Utilities ────────────────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-muted  { color: var(--muted); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: .5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }
.w-100 { width: 100%; }

/* ── Page Header ──────────────────────────────────────────────────────── */
.page-header {
  padding: 2rem 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.page-title {
  font-size: 1.8rem;
  font-weight: 900;
}
.page-subtitle { color: var(--muted); font-size: .9rem; }

/* ── Quiz card grid ───────────────────────────────────────────────────── */
.quiz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  padding-bottom: 2rem;
}
.quiz-card {
  background: var(--dark2);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 2px solid transparent;
  transition: border-color var(--transition), transform var(--transition);
  cursor: default;
}
.quiz-card:hover { border-color: var(--blue); transform: translateY(-2px); }
.quiz-card-title { font-size: 1.2rem; font-weight: 800; margin-bottom: .5rem; }
.quiz-card-meta  { color: var(--muted); font-size: .85rem; margin-bottom: 1rem; }
.quiz-card-actions { display: flex; gap: .5rem; flex-wrap: wrap; }

/* ── Options grid for question form ──────────────────────────────────── */
.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.option-block {
  border-left: 4px solid var(--blue);
  padding-left: .75rem;
}
.option-block:nth-child(1) { border-color: var(--red); }
.option-block:nth-child(2) { border-color: var(--blue); }
.option-block:nth-child(3) { border-color: var(--yellow); }
.option-block:nth-child(4) { border-color: var(--green); }

/* ── Question list ────────────────────────────────────────────────────── */
.question-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--dark2);
  border-radius: var(--radius);
  margin-bottom: .75rem;
  border: 1px solid rgba(255,255,255,.07);
}
.question-num {
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .85rem;
  flex-shrink: 0;
}
.question-text { font-weight: 700; margin-bottom: .3rem; }
.question-meta { color: var(--muted); font-size: .82rem; }
.question-actions { margin-left: auto; display: flex; gap: .4rem; flex-shrink: 0; }

/* ── Empty state ──────────────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--muted);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 1rem; }
.empty-state-title { font-size: 1.2rem; font-weight: 700; color: #ccc; margin-bottom: .5rem; }

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .options-grid { grid-template-columns: 1fr; }
  .page-header { padding: 1.25rem 0 1rem; }
  .page-title  { font-size: 1.4rem; }
}