/* /www/grammar/assets/grammar.css */

.gm-wrap { padding: 16px 16px 60px; }

/* ── 목록 페이지 ── */
.gm-header { margin-bottom: 20px; }
.gm-page-title { font-size: 22px; font-weight: 800; color: var(--color-text-primary,#1e293b); margin: 0 0 6px; }
.gm-page-sub   { font-size: 14px; color: var(--color-text-secondary,#64748b); margin: 0; }

.gm-level-chips { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 20px; padding-bottom: 2px; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.gm-level-chips::-webkit-scrollbar { display: none; }
.gm-chip { flex-shrink: 0; padding: 6px 14px; border-radius: 20px; border: 1.5px solid var(--color-border-secondary,#cbd5e1); background: var(--color-background-primary,#fff); color: var(--color-text-secondary,#64748b); font-size: 13px; font-weight: 600; cursor: pointer; transition: all .15s; white-space: nowrap; font-family: inherit; }
.gm-chip.active { background: #6366f1; color: #fff; border-color: #6366f1; }
.gm-chip:hover:not(.active) { border-color: #6366f1; color: #6366f1; }

.gm-level-section { margin-bottom: 28px; }
.gm-level-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.gm-level-desc { font-size: 14px; color: var(--color-text-secondary,#64748b); }

.gm-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
.gm-card { display: block; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--color-border-tertiary,#e2e8f0); background: var(--color-background-primary,#fff); text-decoration: none; transition: all .15s; position: relative; }
.gm-card:hover { border-color: #6366f1; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(99,102,241,.1); }
.gm-card-name { font-size: 15px; font-weight: 700; color: var(--color-text-primary,#1e293b); margin-bottom: 6px; }
.gm-card-desc { font-size: 13px; color: var(--color-text-secondary,#64748b); line-height: 1.5; }
.gm-card-empty { color: var(--color-text-tertiary,#94a3b8); font-style: italic; }
.gm-card-pending { position: absolute; top: 10px; right: 10px; font-size: 13px; }

/* ── 레벨 배지 ── */
.gm-lv-badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 13px; font-weight: 700; color: #fff; white-space: nowrap; }
.lv1 { background: #7c3aed; }
.lv2 { background: #1d4ed8; }
.lv3 { background: #15803d; }
.lv4 { background: #b45309; }
.lv5 { background: #0e7490; }
.lv6 { background: #6d28d9; }
.lv7 { background: #dc2626; }

/* ── 상세 페이지 ── */
.gm-breadcrumb { margin-bottom: 12px; }
.gm-back { font-size: 14px; color: var(--color-text-secondary,#64748b); text-decoration: none; }
.gm-back:hover { color: #6366f1; }

.gm-view-header { margin-bottom: 16px; }
.gm-view-title { font-size: 26px; font-weight: 900; color: var(--color-text-primary,#1e293b); margin: 8px 0 10px; letter-spacing: -0.5px; }
.gm-formula-chip { display: inline-block; font-size: 13px; padding: 6px 14px; border-radius: 20px; background: rgba(99,102,241,.08); border: 1.5px solid rgba(99,102,241,.2); color: #4f46e5; font-family: 'Fira Code', 'SF Mono', monospace; font-weight: 600; line-height: 1.5; word-break: break-all; }

/* ── 탭 ── */
.gm-tabs { display: flex; gap: 0; margin-bottom: 16px; border-bottom: 2px solid var(--color-border-tertiary,#e2e8f0); }
.gm-tab { padding: 9px 20px; border: none; background: none; font-size: 14px; font-weight: 700; color: var(--color-text-secondary,#64748b); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all .15s; font-family: inherit; }
.gm-tab.active { color: #6366f1; border-bottom-color: #6366f1; }
.gm-tab:hover:not(.active) { color: var(--color-text-primary,#1e293b); }

/* ── 콘텐츠 섹션 ── */
.gm-section { margin-bottom: 20px; }
.gm-section-title { font-size: 14px; font-weight: 700; color: var(--color-text-secondary,#64748b); margin-bottom: 8px; }
.gm-desc-text { font-size: 15px; color: var(--color-text-primary,#1e293b); line-height: 1.9; }

.gm-formula-box {
    font-size: 15px; font-family: 'Fira Code', 'SF Mono', monospace;
    padding: 14px 16px; background: rgba(99,102,241,.06);
    border-radius: 10px; border: 1px solid rgba(99,102,241,.15);
    color: #4f46e5; font-weight: 600; line-height: 1.8; word-break: break-word;
}
.gm-tip-box {
    font-size: 14px; line-height: 1.9; padding: 14px 16px;
    background: #f0fdf4; border-radius: 10px; border: 1px solid #86efac; color: #15803d;
}
.gm-mistake-box {
    font-size: 14px; line-height: 1.9; padding: 14px 16px;
    background: #fef2f2; border-radius: 10px; border: 1px solid #fca5a5; color: #991b1b;
}

/* ── 예시 카드 ── */
.gm-ex-card { padding: 14px 16px; border-radius: 12px; border: 1px solid var(--color-border-tertiary,#e2e8f0); background: var(--color-background-primary,#fff); margin-bottom: 10px; }
.gm-ex-en   { font-size: 15px; font-weight: 500; color: var(--color-text-primary,#1e293b); line-height: 1.7; }
.gm-ex-ko   { font-size: 14px; color: var(--color-text-secondary,#64748b); margin-top: 3px; }
.gm-ex-note { font-size: 13px; color: #0891b2; margin-top: 6px; padding: 6px 10px; background: #f0f9ff; border-radius: 7px; border: 1px solid #bae6fd; }
.gm-ex-word { font-size: 13px; color: #94a3b8; margin-bottom: 4px; }
.gm-ex-word a { color: #6366f1; font-weight: 600; text-decoration: none; }
.gm-ex-word a:hover { text-decoration: underline; }

/* ── 회화 아이템 ── */
.gm-conv-item { padding: 14px 16px; border-radius: 12px; border: 1px solid var(--color-border-tertiary,#e2e8f0); background: var(--color-background-primary,#fff); margin-bottom: 10px; }
.gm-conv-word { font-size: 13px; color: #94a3b8; margin-bottom: 8px; }
.gm-conv-word a { color: #6366f1; font-weight: 600; text-decoration: none; }
.gm-conv-line { display: flex; gap: 8px; align-items: flex-start; }
.gm-conv-spk  { font-size: 14px; font-weight: 800; min-width: 18px; padding-top: 2px; flex-shrink: 0; }
.gm-conv-spk.a { color: #6366f1; }
.gm-conv-spk.b { color: #16a34a; }
.gm-conv-en { font-size: 15px; font-weight: 500; color: var(--color-text-primary,#1e293b); line-height: 1.7; }
.gm-conv-ko { font-size: 14px; color: var(--color-text-secondary,#64748b); margin-top: 2px; }

/* ── 빈 상태 ── */
.gm-empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-tertiary,#94a3b8); }
.gm-empty-icon  { font-size: 48px; margin-bottom: 14px; }
.gm-empty-msg   { font-size: 14px; line-height: 1.7; }

/* ── 로딩 ── */
.gm-loading { text-align: center; padding: 40px; color: var(--color-text-tertiary,#94a3b8); font-size: 14px; }

/* ── 탭 내 알파벳 필터 ── */
.gm-alpha-bar { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 10px; }
.gm-alpha-btn { padding: 4px 8px; border-radius: 6px; border: 1px solid var(--color-border-tertiary,#e2e8f0); font-size: 13px; cursor: pointer; background: var(--color-background-primary,#fff); color: var(--color-text-secondary,#64748b); transition: all .15s; font-family: inherit; }
.gm-alpha-btn.active { background: #6366f1; color: #fff; border-color: #6366f1; }
.gm-alpha-btn:hover:not(.active) { border-color: #6366f1; color: #6366f1; }

/* ── 단어 칩 ── */
.gm-word-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; padding: 10px 12px; background: var(--color-background-secondary,#f8fafc); border-radius: 10px; border: 1px solid var(--color-border-tertiary,#e2e8f0); }
.gm-word-chip { display: inline-flex; align-items: center; gap: 3px; padding: 4px 10px; border-radius: 20px; border: 1px solid var(--color-border-tertiary,#e2e8f0); font-size: 13px; cursor: pointer; background: var(--color-background-primary,#fff); color: #6366f1; font-weight: 600; transition: all .15s; font-family: inherit; }
.gm-word-chip.active { background: #6366f1; color: #fff; border-color: #6366f1; }
.gm-word-chip:hover:not(.active) { border-color: #6366f1; }
.gm-word-chip-cnt { font-size: 11px; opacity: .65; }

/* ── 페이지네이션 ── */
.gm-pager { display: flex; align-items: center; gap: 8px; margin-top: 16px; justify-content: center; flex-wrap: wrap; }
.gm-pager-btn { padding: 7px 16px; border-radius: 8px; border: 1px solid var(--color-border-tertiary,#e2e8f0); font-size: 14px; cursor: pointer; background: var(--color-background-primary,#fff); color: var(--color-text-secondary,#64748b); font-family: inherit; transition: all .15s; }
.gm-pager-btn:disabled { opacity: .4; cursor: not-allowed; }
.gm-pager-btn:hover:not(:disabled) { border-color: #6366f1; color: #6366f1; }
.gm-pager-info { font-size: 13px; color: var(--color-text-tertiary,#94a3b8); min-width: 60px; text-align: center; }