/* ============================================================
   리브레토 마케팅 — 원고 교정 (Phase 6 / T6)
   사이드바(좌) + 작업 영역(우, split) + 4탭 결과
   모바일: 사이드바 상단 가로 스크롤 / split 세로 스택 / 4탭 가로 스크롤
   ============================================================ */

#panelProofread { padding: 0; }

.pf-app {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 20px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 20px 80px;
    color: var(--text-primary);
}

/* ─── 사이드바 ─────────────────────────────────────────────── */
.pf-sidebar {
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 14px;
    background: var(--bg-card, #fff);
    align-self: start;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
}
.pf-sidebar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.pf-sidebar__title {
    font-family: var(--font-serif, "Noto Serif KR", serif);
    font-size: 14px;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}
.pf-sidebar__list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.pf-project-group__title {
    font-size: 11px;
    color: var(--text-muted);
    margin: 8px 0 4px;
    font-weight: 600;
}
.pf-project-item {
    display: block;
    width: 100%;
    text-align: left;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 8px 10px;
    cursor: pointer;
    font: inherit;
    transition: border-color .15s, background-color .15s;
}
.pf-project-item:hover { border-color: var(--sage); }
.pf-project-item.is-active {
    border-color: var(--sage);
    background: rgba(111, 143, 114, 0.06);
}
.pf-project-item__title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}
.pf-project-item__meta {
    font-size: 11px;
    color: var(--text-muted);
}
.pf-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 24px 8px;
    font-size: 12px;
    line-height: 1.5;
}

/* ─── 메인 ─────────────────────────────────────────────────── */
.pf-main { min-width: 0; }

.pf-h1 {
    font-family: var(--font-serif, "Noto Serif KR", serif);
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 4px;
    letter-spacing: -0.01em;
}
.pf-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin: 0;
}
.pf-header { margin-bottom: 14px; }

.pf-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.pf-counter {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 400;
}

/* ─── 옵션 바 ──────────────────────────────────────────────── */
.pf-options {
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 12px;
    background: var(--bg-card, #fff);
    margin-bottom: 14px;
}
.pf-options-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.pf-options-row + .pf-options-row { margin-top: 10px; }
.pf-options-row--chips {
    align-items: center;
    justify-content: space-between;
}
.pf-options-row__right { display: flex; gap: 6px; }

.pf-input {
    flex: 1 1 160px;
    min-width: 140px;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 8px 10px;
    font: inherit;
    font-size: 13px;
    background: #fff;
    color: var(--text-primary);
}
.pf-input:focus {
    outline: none;
    border-color: var(--sage);
    box-shadow: 0 0 0 3px rgba(111,143,114,.18);
}

.pf-chips {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.pf-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid var(--border-light);
    background: var(--bg-card, #fff);
    font-size: 12px;
    cursor: pointer;
    user-select: none;
}
.pf-chip input { margin: 0; cursor: pointer; }
.pf-chip:has(input:checked) {
    border-color: var(--sage);
    background: rgba(111,143,114,.08);
    color: var(--sage);
    font-weight: 600;
}

/* ─── 버튼 ─────────────────────────────────────────────────── */
.pf-btn {
    background: var(--bg-card, #fff);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 8px 14px;
    font: inherit;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background-color .12s, border-color .12s, color .12s;
}
.pf-btn:hover { border-color: var(--sage); color: var(--sage); }
.pf-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.pf-btn--primary {
    background: var(--sage, #6F8F72);
    border-color: var(--sage, #6F8F72);
    color: #fff;
    font-weight: 600;
}
.pf-btn--primary:hover { background: var(--sage-dark, #5d7860); border-color: var(--sage-dark, #5d7860); color: #fff; }
.pf-btn--ghost {
    background: transparent;
    border-color: transparent;
    color: var(--text-muted);
}
.pf-btn--ghost:hover { color: var(--sage); border-color: var(--border-light); }
.pf-btn--sm { padding: 5px 10px; font-size: 12px; }

/* ─── 작업 영역 split ─────────────────────────────────────── */
.pf-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 16px;
}

.pf-source-pane,
.pf-result-pane {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.pf-source {
    width: 100%;
    min-height: 420px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    padding: 14px;
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 14px;
    line-height: 1.7;
    resize: vertical;
    background: var(--bg-card, #fff);
    color: var(--text-primary);
    box-sizing: border-box;
}
.pf-source:focus {
    outline: none;
    border-color: var(--sage);
    box-shadow: 0 0 0 3px rgba(111,143,114,.18);
}
.pf-source__actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

/* ─── 4탭 ─────────────────────────────────────────────────── */
.pf-tabs {
    display: flex;
    gap: 2px;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.pf-tabs::-webkit-scrollbar { display: none; }
.pf-tab {
    background: transparent;
    border: 0;
    border-bottom: 2px solid transparent;
    padding: 10px 14px;
    font: inherit;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}
.pf-tab:hover { color: var(--text-primary); }
.pf-tab.is-active {
    color: var(--sage);
    border-bottom-color: var(--sage);
    font-weight: 600;
}

.pf-tab-views {
    flex: 1;
    min-height: 420px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
    background: var(--bg-card, #fff);
    overflow: hidden;
}
.pf-tab-view {
    padding: 14px;
    height: 100%;
    overflow-y: auto;
    max-height: 70vh;
}
.pf-tab-view .pf-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 12px;
    font-size: 13px;
}

/* ─── 교정문서 (diff) ───────────────────────────────────── */
.pf-diff__legend {
    display: flex;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 11px;
}
.pf-diff__body {
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 13px;
    line-height: 1.9;
    white-space: pre-wrap;
    word-break: break-word;
}
.pf-mark {
    padding: 0 3px;
    border-radius: 3px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: filter .15s;
}
.pf-mark:hover { filter: brightness(0.95); }
.pf-mark--error {
    background: rgba(220, 53, 69, 0.18);
    border-bottom-color: rgba(220, 53, 69, 0.7);
    color: var(--text-primary);
}
.pf-mark--warning {
    background: rgba(255, 159, 67, 0.22);
    border-bottom-color: rgba(220, 130, 30, 0.7);
    color: var(--text-primary);
}
.pf-mark--detect {
    background: rgba(111, 143, 114, 0.18);
    border-bottom-color: rgba(111, 143, 114, 0.7);
    color: var(--text-primary);
}
.pf-mark--flash {
    animation: pfFlash 1.2s ease;
}
@keyframes pfFlash {
    0% { background: rgba(255, 215, 0, 0.6); }
    100% { /* keep current */ }
}

/* ─── 클린본 ────────────────────────────────────────────── */
.pf-clean__actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.pf-clean__meta {
    font-size: 11px;
    color: var(--text-muted);
}
.pf-clean__body {
    font-family: var(--font-mono, "IBM Plex Mono", monospace);
    font-size: 13px;
    line-height: 1.9;
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
    padding: 10px;
    background: var(--bg-soft, #f6f5f1);
    border-radius: 8px;
    color: var(--text-primary);
}

/* ─── 교정목록 ──────────────────────────────────────────── */
.pf-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.pf-item {
    border: 1px solid var(--border-light);
    border-left-width: 4px;
    border-radius: 8px;
    padding: 10px 12px;
    cursor: pointer;
    transition: border-color .15s;
    background: var(--bg-card, #fff);
}
.pf-item:hover { border-color: var(--sage); }
.pf-item--error   { border-left-color: rgba(220, 53, 69, 0.85); }
.pf-item--warning { border-left-color: rgba(220, 130, 30, 0.85); }
.pf-item--info    { border-left-color: rgba(111, 143, 114, 0.85); }

.pf-item__head {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    font-size: 11px;
    flex-wrap: wrap;
}
.pf-item__rule {
    background: var(--bg-soft, #f6f5f1);
    color: var(--text-muted);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono, monospace);
    font-size: 10.5px;
}
.pf-item__sev {
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 10.5px;
    font-weight: 600;
}
.pf-item__sev[data-severity="필수"] {
    background: rgba(220, 53, 69, 0.12);
    color: rgb(180, 30, 50);
}
.pf-item__sev[data-severity="권장"] {
    background: rgba(220, 130, 30, 0.14);
    color: rgb(170, 90, 10);
}
.pf-item__sev[data-severity="제안"] {
    background: rgba(111, 143, 114, 0.14);
    color: var(--sage);
}
.pf-item__kind {
    color: var(--text-muted);
    font-size: 10.5px;
}
.pf-item__off {
    margin-left: auto;
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    padding: 2px 6px;
    font: inherit;
    font-size: 10.5px;
    color: var(--text-muted);
    cursor: pointer;
}
.pf-item__off:hover { color: var(--sage); border-color: var(--sage); }

.pf-item__diff {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 4px;
    font-family: var(--font-mono, monospace);
    font-size: 12px;
}
.pf-item__before {
    background: rgba(220, 53, 69, 0.12);
    color: rgb(150, 30, 50);
    padding: 1px 5px;
    border-radius: 3px;
    text-decoration: line-through;
    text-decoration-color: rgba(150, 30, 50, 0.5);
}
.pf-item__arrow { color: var(--text-muted); }
.pf-item__after {
    background: rgba(111, 143, 114, 0.16);
    color: var(--sage);
    padding: 1px 5px;
    border-radius: 3px;
}
.pf-item__reason {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ─── 검출점수 ──────────────────────────────────────────── */
.pf-score-wrap {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 16px;
}
.pf-score-card {
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 24px 12px;
    text-align: center;
    background: var(--bg-card, #fff);
}
.pf-score-card__num {
    font-family: var(--font-serif, "Noto Serif KR", serif);
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
}
.pf-score-card__sub {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}
.pf-score--good .pf-score-card__num { color: var(--sage); }
.pf-score--ok .pf-score-card__num   { color: rgb(170, 90, 10); }
.pf-score--bad .pf-score-card__num  { color: rgb(180, 30, 50); }

.pf-score-stats {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 12.5px;
}
.pf-score-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 10px;
    background: var(--bg-soft, #f6f5f1);
    border-radius: 6px;
}
.pf-score-row strong {
    font-weight: 600;
    color: var(--text-primary);
}

.pf-score-cats {
    grid-column: 1 / -1;
    margin-top: 12px;
    border-top: 1px solid var(--border-light);
    padding-top: 12px;
}
.pf-score-cats__title {
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--text-primary);
}
.pf-score-cat {
    display: grid;
    grid-template-columns: 50px 1fr 36px;
    gap: 8px;
    align-items: center;
    margin-bottom: 4px;
    font-size: 12px;
}
.pf-score-cat__code {
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    color: var(--text-muted);
}
.pf-score-cat__bar {
    height: 8px;
    background: var(--bg-soft, #f6f5f1);
    border-radius: 999px;
    overflow: hidden;
}
.pf-score-cat__fill {
    height: 100%;
    background: var(--sage);
    transition: width .3s;
}
.pf-score-cat__num {
    text-align: right;
    color: var(--text-primary);
    font-weight: 600;
}

/* ─── 모달 (룰 관리 / 보호 용어) ─────────────────────── */
.pf-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9000;
    padding: 16px;
}
.pf-modal {
    background: var(--bg-card, #fff);
    border-radius: 12px;
    padding: 22px;
    max-width: 520px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}
.pf-modal__title {
    font-family: var(--font-serif, "Noto Serif KR", serif);
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 6px;
}
.pf-modal__sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.pf-modal__hint {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}
.pf-modal__list {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.pf-modal__list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    background: var(--bg-soft, #f6f5f1);
    border-radius: 6px;
    font-size: 12px;
}
.pf-modal__textarea {
    width: 100%;
    min-height: 200px;
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 10px;
    font: inherit;
    font-size: 13px;
    resize: vertical;
    box-sizing: border-box;
    margin-bottom: 12px;
}
.pf-modal__actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* ─── 모바일 (≤768px) ──────────────────────────────────── */
@media (max-width: 768px) {
    .pf-app {
        grid-template-columns: 1fr;
        padding: 12px;
        gap: 12px;
    }
    .pf-sidebar {
        max-height: 200px;
        padding: 10px;
    }
    .pf-sidebar__list {
        flex-direction: row;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        gap: 6px;
        flex-wrap: nowrap;
    }
    .pf-sidebar__list::-webkit-scrollbar { display: none; }
    .pf-project-group {
        flex-shrink: 0;
        min-width: 220px;
    }
    .pf-h1 { font-size: 22px; }

    .pf-workspace {
        grid-template-columns: 1fr;
    }
    .pf-source { min-height: 240px; }
    .pf-tab-views { min-height: 320px; }

    .pf-source__actions { flex-direction: column; }
    .pf-source__actions .pf-btn { width: 100%; }

    .pf-options-row { flex-direction: column; }
    .pf-options-row .pf-input { width: 100%; }
    .pf-options-row--chips {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .pf-chips { width: 100%; }

    .pf-score-wrap {
        grid-template-columns: 1fr;
    }
    .pf-score-card { padding: 16px; }
    .pf-score-card__num { font-size: 40px; }

    .pf-modal { padding: 16px; max-height: 90vh; }
}

/* iOS 16px 자동 줌 방지 */
@media (max-width: 768px) {
    .pf-input,
    .pf-source,
    .pf-modal__textarea {
        font-size: 16px;
    }
}