/* Achievements page (achievements.html) — self-contained; only depends on base.css tokens. */

#ach-page {
  position: fixed; inset: 0;
  display: flex; flex-direction: column;
  background: var(--bg-screen);
  font: 14px/1.4 var(--font-body); color: var(--ink);
}

/* ── Header ───────────────────────────────────────────────────────────────── */
#ach-header {
  flex-shrink: 0;
  display: flex; flex-direction: column; align-items: center;
  gap: 8px;
  padding: 20px 20px 14px;
}

#ach-title {
  margin: 0;
  font: 800 clamp(22px, 6vw, 36px) var(--font-display);
  letter-spacing: .5px; line-height: 1;
  background: var(--accent-text);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

#ach-count {
  display: inline-flex; align-items: center;
  padding: 5px 14px; border-radius: 20px;
  background: var(--accent-tint);
  border: 1px solid var(--accent-line);
  color: var(--accent); font: 700 13px var(--font-body);
  font-variant-numeric: tabular-nums;
}

/* ── Scrollable content ──────────────────────────────────────────────────── */
#ach-content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-y: contain;
  touch-action: pan-y;
  scrollbar-width: none;
  padding: 4px 20px 90px;
}
#ach-content::-webkit-scrollbar { display: none; }

#ach-sections {
  display: flex; flex-direction: column; gap: 22px;
  max-width: 900px;
  margin: 0 auto;
}

/* ── Section ─────────────────────────────────────────────────────────────── */
.ach-section-title {
  margin: 0 0 10px;
  font: 700 11px var(--font-body);
  letter-spacing: .8px; text-transform: uppercase;
  color: rgba(255,255,255,.4);
}

.ach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

/* ── Card ────────────────────────────────────────────────────────────────── */
.ach-card {
  display: flex; align-items: flex-start; gap: 12px;
  min-width: 0;
  padding: 14px; border-radius: var(--r-card);
  background: var(--surface);
  border: 1.5px solid var(--surface-line);
  transition: border-color var(--ease), background var(--ease);
}

.ach-card.is-unlocked {
  background: var(--accent-tint);
  border-color: var(--accent-line);
}

.ach-card.is-locked {
  opacity: .62;
}

.ach-card.is-hidden {
  opacity: .5;
}

.ach-icon {
  flex-shrink: 0; width: 34px;
  font-size: 26px; line-height: 1;
  text-align: center;
}

.ach-card.is-hidden .ach-icon { opacity: .7; }

.ach-body {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 3px;
}

.ach-name {
  font: 700 14px var(--font-display);
  letter-spacing: .2px;
  overflow-wrap: anywhere;
}

.ach-card.is-hidden .ach-name {
  color: rgba(255,255,255,.4);
}

.ach-desc {
  font: 400 12px var(--font-body);
  opacity: .55; line-height: 1.4;
  overflow-wrap: anywhere;
}

.ach-desc--muted {
  opacity: .35;
  font-style: italic;
}

.ach-reward {
  flex-shrink: 0;
  align-self: flex-start;
  padding: 3px 10px; border-radius: 20px;
  font: 700 12px var(--font-body); letter-spacing: .2px;
  font-variant-numeric: tabular-nums;
  background: rgba(255,180,60,.20);
  border: 1px solid rgba(255,180,60,.45);
  color: #ffce6a;
  white-space: nowrap;
}

.ach-reward--goal {
  background: var(--surface);
  border-color: var(--surface-line);
  color: rgba(255,255,255,.45);
}

/* ── Progress bar (endurance/dedication/wealth ladder tiers) ────────────────── */
.ach-bar-wrap {
  display: flex; flex-direction: column; gap: 4px;
  margin-top: 4px;
}

.ach-bar-track {
  height: 6px; border-radius: 3px;
  background: rgba(255,255,255,.1);
  overflow: hidden;
}

.ach-bar-fill {
  height: 100%; border-radius: 3px;
  background: var(--accent);
  transition: width var(--ease);
}

.ach-card.is-unlocked .ach-bar-fill {
  background: var(--accent-gold);
}

.ach-bar-label {
  font: 600 10px var(--font-body);
  opacity: .5;
  font-variant-numeric: tabular-nums;
}

/* ── Footer / back link ──────────────────────────────────────────────────── */
#ach-footer {
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  background: linear-gradient(to bottom, transparent 0%, var(--bg-deep) 44%);
  pointer-events: none;
  position: fixed;
  bottom: 0;
  width: 100vw;
  box-sizing: border-box;
}

.ach-back {
  pointer-events: auto;
  display: inline-flex; align-items: center; justify-content: center;
  height: 36px; padding: 0 28px;
  border-radius: 10px;
  border: 1.5px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.4);
  font: 500 13px var(--font-body);
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}
.ach-back:hover {
  color: rgba(255,255,255,.7);
  border-color: rgba(255,255,255,.28);
  background: rgba(255,255,255,.10);
}

/* ── Mobile layout (≤ 480px) ─────────────────────────────────────────────── */
@media (max-width: 480px) {

  #ach-header { padding: 16px 12px 10px; }

  #ach-content { padding: 4px 12px 84px; }

  .ach-grid { grid-template-columns: 1fr; }

  .ach-card { padding: 12px; }
}