/* ========== HALAMAN: Tata Bahasa ========== */

/* ── Kartu Grammar ── */
.grammar-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background: var(--ink-2);
}

/* ─── Header kartu: pattern + badge level ─── */
.grammar-card .gc-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.grammar-card .gc-pattern-wrap {
  flex: 1;
  min-width: 0;
}

/* Badge level (N5/N4/…) */
.gc-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
  flex-shrink: 0;
}
.gc-badge-level {
  background: var(--indigo-ghost);
  color: var(--indigo-light);
  border: 1px solid var(--indigo-dim);
}

/* Pattern (pola) — ukuran besar */
.grammar-card .gc-pattern {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* ─── MAKNA Block ─── */
.gc-meaning-block {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 8px 11px;
  background: var(--indigo-ghost);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--indigo-light);
}

/* Arti singkat pola */
.grammar-card .gc-meaning {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
}

/* ─── CATATAN Block ─── */
.gc-notes-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 11px;
  background: rgba(203, 161, 53, 0.07);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--gold);
}

/* Catatan / penjelasan pola */
.grammar-card .gc-notes {
  font-size: var(--fs-sm);
  color: var(--text-soft);
  line-height: 1.65;
  margin: 0;
}

/* Label section (MAKNA / CATATAN) */
.gc-block-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--indigo-light);
}
.gc-block-label--notes {
  color: var(--gold-light);
}
.gc-block-label--nuance {
  color: var(--indigo-light);
}
.gc-block-label--mistake {
  color: var(--shu-light);
}

/* ─── NUANCE Block (perbandingan dengan pola serupa) ─── */
.gc-nuance-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 11px;
  background: rgba(99, 102, 241, 0.07);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--indigo-light, #6366f1);
}
.grammar-card .gc-nuance {
  font-size: var(--fs-sm);
  color: var(--text-soft);
  line-height: 1.65;
  margin: 0;
}

/* ─── COMMON MISTAKE Block ─── */
.gc-mistake-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px 11px;
  background: rgba(232, 129, 122, 0.08);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--shu-light);
}
.grammar-card .gc-mistake-wrong,
.grammar-card .gc-mistake-correct,
.grammar-card .gc-mistake-explanation {
  font-size: var(--fs-sm);
  line-height: 1.6;
  margin: 0;
}
.grammar-card .gc-mistake-wrong {
  color: var(--text-soft);
  text-decoration: line-through;
  text-decoration-color: rgba(232, 129, 122, 0.6);
}
.grammar-card .gc-mistake-correct {
  color: var(--text-soft);
}
.grammar-card .gc-mistake-explanation {
  color: var(--text-faint);
  font-style: italic;
  margin-top: 2px;
}
.gc-mistake-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1px 6px;
  border-radius: 4px;
  margin-right: 6px;
}
.gc-mistake-tag--wrong {
  background: rgba(232, 129, 122, 0.18);
  color: var(--shu-light);
}
.gc-mistake-tag--correct {
  background: rgba(94, 196, 144, 0.18);
  color: var(--jade-light);
}

/* ─── Section Contoh ─── */
.grammar-card .gc-examples {
  margin-top: 2px;
}

.grammar-card .gc-examples summary {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-faint);
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: 3px 0;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.grammar-card .gc-examples summary::-webkit-details-marker {
  display: none;
}
.grammar-card .gc-examples summary::before {
  content: "▶";
  font-size: 8px;
  color: var(--text-ghost);
  transition: transform var(--dur-fast) var(--ease);
  display: inline-block;
}
.grammar-card .gc-examples[open] summary::before {
  transform: rotate(90deg);
}

/* Badge jumlah contoh */
.gc-ex-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: var(--indigo-ghost);
  color: var(--indigo-light);
  font-size: 10px;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 1px solid var(--indigo-dim);
}

/* ─── Daftar Contoh Kalimat — Card Style ─── */
.grammar-card .example-list,
.example-list {
  list-style: none;
  padding: 0;
  margin: 6px 0 0;
  display: flex;
  flex-direction: column;
  gap: 0; /* gap dihandle oleh border antar item */
}

/* Setiap contoh kalimat sebagai mini-card */
.grammar-card .example-list li,
.example-list li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 12px;
  background: var(--ink-3);
  border: 1px solid var(--border);
  border-radius: 0;
  position: relative;
}

/* Sudut bulat hanya di item pertama dan terakhir */
.grammar-card .example-list li:first-child,
.example-list li:first-child {
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.grammar-card .example-list li:last-child,
.example-list li:last-child {
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.grammar-card .example-list li:only-child,
.example-list li:only-child {
  border-radius: var(--radius-sm);
}

/* Garis separator antara contoh */
.grammar-card .example-list li + li,
.example-list li + li {
  border-top: 1px solid var(--border-light);
  margin-top: 0;
}

/* Garis aksen kiri */
.grammar-card .example-list li::before,
.example-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--indigo-dim);
  border-radius: var(--radius-xs) 0 0 var(--radius-xs);
}
.grammar-card .example-list li:first-child::before {
  border-top-left-radius: var(--radius-sm);
}
.grammar-card .example-list li:last-child::before {
  border-bottom-left-radius: var(--radius-sm);
}

/* Nomor contoh (例1, 例2, …) */
.ex-item-num {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  color: var(--indigo-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

/* Baris JP + tombol speaker */
.ex-jp-row {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.grammar-card .example-list .ex-jp,
.example-list .ex-jp {
  font-family: var(--font-display);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  flex: 1;
}

.grammar-card .example-list .ex-reading,
.example-list .ex-reading {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-ghost);
  line-height: 1.5;
}

/* Terjemahan — dipisahkan secara visual */
.grammar-card .example-list .ex-id,
.example-list .ex-id {
  color: var(--text-soft);
  font-size: 12px;
  line-height: 1.5;
  padding-top: 5px;
  margin-top: 2px;
  border-top: 1px dashed var(--border);
}

/* Pesan kosong */
.ex-empty {
  font-size: 12px;
  color: var(--text-faint);
  padding: 8px 0;
}

/* ─── Romaji pola utama ─── */
.gc-pattern-romaji {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-style: italic;
  color: var(--text-ghost);
  letter-spacing: 0.04em;
  margin-top: 2px;
}
#grammar-grid.show-romaji .gc-pattern-romaji {
  display: block;
}

/* ─── Romaji contoh kalimat ─── */
.ex-romaji {
  display: none;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-style: italic;
  color: var(--text-ghost);
  letter-spacing: 0.04em;
}
#grammar-grid.show-romaji .ex-romaji {
  display: block;
}

/* ─── Search Row + Tombol Romaji ─── */
.grammar-search-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: var(--space-3) 0;
}
.grammar-search-row .kanji-search-container {
  flex: 1 1 260px;
  max-width: 420px;
}
#grammar-romaji-toggle {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  padding: 6px 12px;
  min-width: 80px;
}
#grammar-romaji-toggle.primary {
  border-color: var(--indigo-light);
  color: var(--indigo-light);
  background: var(--indigo-ghost);
}

/* ─── Tombol ─── */
.grammar-card .mark-grammar-btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ─── State: sudah dipahami ─── */
.grammar-card.is-done {
  border-color: var(--jade-dim);
  background: linear-gradient(135deg, var(--ink-2), var(--jade-ghost));
}

.grammar-card.is-done .gc-pattern {
  color: var(--jade-light);
}

.grammar-card.is-done .gc-badge-level {
  background: var(--jade-ghost);
  color: var(--jade-light);
  border-color: var(--jade-dim);
}