/* ──────────────────────────────────────────────────────────────────
   advanced.css — Sidebar legend / agreement / experiments for the
   Advanced view. Imports the same palette as map.css.
   ────────────────────────────────────────────────────────────────── */

/* ── Sidebar container ─────────────────────────────────────────── */
.adv-sidebar {
  position: fixed;
  top: 1.15rem; right: 1.15rem; bottom: 1.15rem;
  width: 21rem;
  max-width: calc(100vw - 2.3rem);
  z-index: 700;
  overflow-y: auto;
  padding: 1.1rem;
  border-radius: 1.2rem;
  background:
    linear-gradient(180deg, rgba(140,90,210,0.15) 0%, rgba(80,40,120,0.20) 100%),
    rgba(22,14,34,0.65);
  border: 1px solid rgba(200,180,235,0.30);
  backdrop-filter: blur(28px) saturate(180%) brightness(1.10);
  -webkit-backdrop-filter: blur(28px) saturate(180%) brightness(1.10);
  box-shadow: 0 12px 36px rgba(0,0,0,0.40);
  font-family: var(--font);
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}
.adv-sidebar::-webkit-scrollbar { width: 3px; }
.adv-sidebar::-webkit-scrollbar-thumb { background: rgba(180,140,225,0.4); border-radius: 2px; }

/* Toggle button — hidden on desktop, used to open the sidebar on mobile */
.adv-sidebar-toggle {
  position: fixed;
  top: 1.15rem; right: 1.15rem;
  z-index: 750;
  width: 2.6rem; height: 2.6rem;
  border-radius: 50%;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(22,16,34,0.65);
  border: 1px solid rgba(200,180,235,0.40);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.16s, background 0.16s, border-color 0.16s;
}
.adv-sidebar-toggle svg {
  width: 1.2rem; height: 1.2rem;
  stroke: currentColor; fill: none;
  stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
}
.adv-sidebar-toggle.open {
  background: rgba(140,90,210,0.32);
  border-color: rgba(200,180,235,0.55);
}
.adv-sidebar-toggle.open svg { transform: rotate(180deg); transition: transform 0.2s; }

/* ── Header ─────────────────────────────────────────────────────── */
.adv-head { padding-bottom: 0.2rem; }
.adv-eyebrow {
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  font-weight: 400;
}
.adv-title {
  margin-top: 0.15rem;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: #f3eefe;
}
.adv-sub {
  margin-top: 0.4rem;
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.45;
}

/* ── Card containers ────────────────────────────────────────────── */
.adv-card {
  background: rgba(22,16,34,0.45);
  border: 1px solid rgba(200,180,235,0.18);
  border-radius: 0.8rem;
  padding: 0.7rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.adv-card-title {
  font-size: 0.58rem;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
}
.adv-hint {
  font-size: 0.66rem;
  color: var(--muted);
  line-height: 1.45;
  font-weight: 300;
}
.adv-hint code {
  background: rgba(140,90,210,0.16);
  border: 1px solid rgba(140,90,210,0.30);
  border-radius: 0.3rem;
  padding: 0.02rem 0.3rem;
  font-size: 0.92em;
}

/* ── Legend rows ────────────────────────────────────────────────── */
.adv-legend {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.adv-leg-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem;
}

.adv-leg-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  border: 1px solid rgba(200,180,235,0.20);
  color: var(--text);
  padding: 0.3rem 0.55rem 0.3rem 0.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  font-family: var(--font);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  transition: all 0.16s;
}
.adv-leg-primary:hover {
  background: rgba(140,90,210,0.16);
  border-color: rgba(180,140,225,0.40);
}
.adv-leg-radio {
  width: 0.7rem; height: 0.7rem;
  border-radius: 50%;
  border: 1px solid rgba(200,180,235,0.45);
  background: transparent;
  flex-shrink: 0;
  position: relative;
}
.adv-leg-primary.is-primary .adv-leg-radio {
  background: var(--yellow);
  border-color: var(--yellow);
  box-shadow: 0 0 8px rgba(236,191,88,0.55);
}
.adv-leg-primary.is-primary {
  background: rgba(236,191,88,0.10);
  border-color: rgba(236,191,88,0.45);
}
.adv-leg-label {
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  font-weight: 400;
}

.adv-leg-bar {
  height: 0.5rem;
  border-radius: 0.4rem;
  background: linear-gradient(90deg, #5a5268 0%, #5a5268 100%);  /* JS replaces */
  border: 1px solid rgba(200,180,235,0.18);
  cursor: pointer;
}

.adv-leg-toggle {
  position: relative;
  width: 2rem; height: 1.1rem;
  cursor: pointer;
  flex-shrink: 0;
}
.adv-leg-toggle input { opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.adv-leg-toggle-knob {
  position: absolute; inset: 0;
  background: rgba(140,90,210,0.18);
  border: 1px solid rgba(180,140,225,0.35);
  border-radius: 999px;
  transition: all 0.18s;
}
.adv-leg-toggle-knob::after {
  content: "";
  position: absolute;
  top: 1px; left: 1px;
  width: calc(1.1rem - 4px); height: calc(1.1rem - 4px);
  background: rgba(220,200,240,0.96);
  border-radius: 50%;
  transition: transform 0.18s;
}
.adv-leg-toggle input:checked + .adv-leg-toggle-knob {
  background: rgba(111,217,200,0.30);
  border-color: rgba(111,217,200,0.55);
}
.adv-leg-toggle input:checked + .adv-leg-toggle-knob::after {
  transform: translateX(calc(2rem - 1.1rem));
  background: var(--teal);
}

/* ── Scale ruler for the primary pollutant ────────────────────── */
.adv-scale { display: flex; flex-direction: column; gap: 0.35rem; padding-top: 0.4rem; }
.adv-scale-bar {
  height: 0.7rem;
  border-radius: 0.4rem;
  background: linear-gradient(90deg, #5a5268 0%, #5a5268 100%);
  border: 1px solid rgba(200,180,235,0.20);
}
.adv-scale-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.58rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.adv-scale-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.62rem;
  color: var(--text);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
#advScalePollutant { font-weight: 500; color: var(--yellow); }
.adv-scale-unit { color: var(--muted); }

/* ── Level select ──────────────────────────────────────────────── */
.adv-select {
  font-family: var(--font);
  background: rgba(22,16,34,0.65);
  color: var(--text);
  border: 1px solid rgba(200,180,235,0.30);
  border-radius: 0.55rem;
  padding: 0.45rem 0.6rem;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  cursor: pointer;
}
.adv-select:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Agreement rows ────────────────────────────────────────────── */
.adv-agreement { display: flex; flex-direction: column; gap: 0.35rem; }
.adv-agreement-empty {
  font-size: 0.7rem;
  color: var(--muted);
  text-align: center;
  padding: 0.4rem 0;
}
.adv-agree-row {
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0.45rem;
  background: rgba(140,90,210,0.10);
  border: 1px solid rgba(140,90,210,0.22);
  border-radius: 0.45rem;
  font-size: 0.7rem;
}
.adv-agree-pol {
  font-size: 0.62rem;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--yellow);
}
.adv-agree-meta {
  font-size: 0.58rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.adv-agree-delta {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.adv-agree-delta.pos { color: #e7a45c; }
.adv-agree-delta.neg { color: var(--teal); }

/* ── Stub card ─────────────────────────────────────────────────── */
.adv-card-stub {
  border-style: dashed;
  background: rgba(22,16,34,0.30);
}

/* ── Responsive: mobile pulls the sidebar to a slide-up sheet ──── */
@media (max-width: 880px) {
  .adv-sidebar {
    top: auto;
    right: 0; left: 0; bottom: 0;
    width: 100%;
    max-width: 100%;
    max-height: 70vh;
    border-radius: 1.25rem 1.25rem 0 0;
    transform: translateY(calc(100% - 3rem));
    box-shadow: 0 -18px 50px rgba(0,0,0,0.50);
  }
  .adv-sidebar.open { transform: translateY(0); }
  .adv-sidebar-toggle { display: inline-flex; bottom: 1.25rem; top: auto; right: 1.25rem; }
}