/* ===== Noorani Qaida — shared styles ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg:#0b1e17; --panel:#0e2a1e; --panel-soft:#13372a; --panel-ink:#1a4535;
  --text:#e6f0e8; --muted:#7aaa93; --accent:#3ec6a0; --border:#1f4a36;
  --ok:#2fbf75; --err:#ef6b6b;
  --arabic: 'Traditional Arabic','Scheherazade New','Amiri','Noto Naskh Arabic',serif;
}
html, body { min-height: 100%; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; }
body { -webkit-tap-highlight-color: transparent;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 60px); }

/* Header */
.q-header { background: var(--panel); border-bottom: 1px solid var(--border);
  padding: 16px 16px 14px; text-align: center; position: sticky; top: 0; z-index: 10; }
.q-header h1 { font-size: 1.05rem; font-weight: 800; letter-spacing: 0.05em;
  color: var(--accent); text-transform: uppercase; }
.q-header .sub { font-size: 0.77rem; color: var(--muted); margin-top: 5px; }

.q-wrap { max-width: 760px; margin: 0 auto; padding: 14px 12px; }

/* Buttons */
.q-btn { border: 1px solid var(--border); background: var(--panel-soft); color: var(--text);
  border-radius: 12px; padding: 13px 16px; font-weight: 700; font-size: 0.92rem;
  cursor: pointer; font-family: inherit; transition: transform .1s, border-color .1s, background .1s; }
.q-btn:hover { border-color: var(--accent); }
.q-btn:active { transform: scale(0.97); }
.q-btn.primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.q-btn:disabled { opacity: 0.45; cursor: default; }

/* Big Arabic display */
.q-arabic { font-family: var(--arabic); line-height: 1.2; color: var(--text); direction: rtl; }

/* Chips row (horizontal scroll) */
.q-chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; }
.q-chip { flex: 0 0 auto; background: var(--panel-soft); border: 1px solid var(--border);
  color: var(--text); border-radius: 999px; padding: 8px 14px; font-size: 0.86rem;
  cursor: pointer; font-family: inherit; white-space: nowrap; transition: background .1s, border-color .1s; }
.q-chip.active { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 700; }

/* Bottom nav */
.q-nav { position: fixed; bottom: 0; left: 0; right: 0; display: flex; z-index: 9999;
  padding-bottom: env(safe-area-inset-bottom, 0px); box-shadow: 0 -2px 12px rgba(0,0,0,0.4); }
.q-nav button { flex: 1; border: none; padding: 0.9rem; font-size: 0.94rem; font-weight: 700;
  cursor: pointer; color: #fff; font-family: inherit; }
.q-nav .nav-menu { background: #064e3b; } .q-nav .nav-back { background: #1c2e27; }

/* Score bar */
.q-scorebar { display: flex; gap: 10px; padding: 10px 12px; }
.q-score { flex: 1; background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 10px; text-align: center; }
.q-score .n { font-size: 1.25rem; font-weight: 800; color: var(--accent); line-height: 1; }
.q-score .l { font-size: 0.64rem; color: var(--muted); margin-top: 5px; text-transform: uppercase; letter-spacing: 0.05em; }

/* Feedback flash */
.flash-ok { animation: flashOk .5s ease; }
.flash-err { animation: flashErr .5s ease; }
@keyframes flashOk { 0%,100%{background:var(--panel-soft);} 40%{background:rgba(47,191,117,0.35);} }
@keyframes flashErr { 0%,100%{background:var(--panel-soft);} 40%{background:rgba(239,107,107,0.35);} }

/* Speak button */
.q-hear { display: inline-flex; align-items: center; gap: 6px; }

/* Learning / Known toggle (study pages) */
.mark-bar { display: flex; gap: 8px; }
.mark-bar.mark-compact { gap: 6px; }
.mark-btn { flex: 1; border: 1px solid var(--border); background: var(--panel-soft); color: var(--muted);
  border-radius: 10px; padding: 9px 8px; font-size: 0.78rem; font-weight: 700; font-family: inherit;
  cursor: pointer; transition: transform .1s, background .1s, color .1s, border-color .1s; }
.mark-compact .mark-btn { padding: 6px 6px; font-size: 0.68rem; border-radius: 8px; }
.mark-btn:active { transform: scale(0.97); }
.mark-learn.active { background: rgba(241,196,15,0.18); border-color: #d9a400; color: #f1c40f; }
.mark-known.active { background: rgba(47,191,117,0.20); border-color: var(--ok, #2fbf75); color: var(--ok, #2fbf75); }