/* =====================================================
   서사 — 공유 기본 스타일
   ===================================================== */

/* ===== 리셋 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

/* ===== Body ===== */
body {
    min-height: 100vh;
    background-color: var(--bg);
    font-family: 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    color: var(--text-primary);
    transition: background-color 0.15s, color 0.15s;
}

/* ===== 헤더 — 가볍게, 존재감 최소화 ===== */
header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-muted);
    padding: 0 28px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-left  { display: flex; align-items: center; gap: 12px; }
.header-right { display: flex; align-items: center; gap: 8px; }

.logo {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

.novel-name { font-size: 12px; color: var(--text-muted); margin-top: 1px; }

/* ===== 네비게이션 탭 ===== */
.page-tabs {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-muted);
    padding: 0 28px;
    display: flex;
}

.page-tab {
    padding: 9px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-faint);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
}
.page-tab:hover  { color: var(--text-muted); }
.page-tab.active { color: var(--text-primary); border-bottom-color: var(--accent); }

/* ===== Main 콘텐츠 영역 ===== */
main { max-width: 860px; margin: 0 auto; padding: 40px 24px; }

/* ===== 섹션 헤더 ===== */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
}

.section-header h2 {
    font-family: 'Noto Serif KR', Georgia, serif;
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.2px;
}

/* ===== 버튼 — 공통 ===== */
.btn-back {
    background: none;
    border: none;
    font-size: 17px;
    cursor: pointer;
    color: var(--text-muted);
    padding: 4px 6px;
    border-radius: 5px;
    line-height: 1;
    transition: color 0.15s;
}
.btn-back:hover { color: var(--text-primary); }

.btn-theme {
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 5px 9px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text-muted);
    transition: border-color 0.15s;
    line-height: 1;
}
.btn-theme:hover { border-color: var(--text-muted); }

.btn-logout {
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 5px 13px;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}
.btn-logout:hover { border-color: var(--text-muted); color: var(--text-primary); }

.btn-new {
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border: none;
    border-radius: 7px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.btn-new:hover { background: var(--btn-primary-hover); }

.btn-submit {
    padding: 11px;
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border: none;
    border-radius: 7px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.btn-submit:hover { background: var(--btn-primary-hover); }
.btn-submit:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-cancel {
    padding: 11px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 7px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}
.btn-cancel:hover { border-color: var(--text-muted); color: var(--text-primary); }

/* ===== 아이콘 버튼 (편집/삭제) ===== */
.btn-icon {
    background: none;
    border: none;
    color: var(--border);
    font-size: 15px;
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 5px;
    line-height: 1;
    transition: color 0.15s, background 0.15s;
}
.btn-icon.edit:hover   { color: var(--accent); background: var(--accent-bg); }
.btn-icon.delete:hover { color: #b91c1c; background: var(--error-bg); }
[data-theme="dark"] .btn-icon.delete:hover { color: #fca5a5; }

/* ===== 폼 — 공통 ===== */
.form-group { margin-bottom: 17px; }

.form-group label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.15s, background 0.15s;
    background: var(--bg-input);
    font-family: inherit;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--accent); background: var(--bg-input-focus); }

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-faint); }
.form-group textarea { resize: vertical; min-height: 90px; }
.form-group select { cursor: pointer; }

/* ===== 모달 ===== */
.modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--backdrop);
    z-index: 100;
    align-items: center;
    justify-content: center;
}
.modal-backdrop.open { display: flex; }

.modal {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 32px 28px;
    width: 100%;
    max-width: 460px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border);
}

.modal h3 {
    font-family: 'Noto Serif KR', Georgia, serif;
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 22px;
    color: var(--text-primary);
}

.modal-actions { display: flex; gap: 10px; margin-top: 22px; }
.modal-actions .btn-cancel { flex: 1; }
.modal-actions .btn-submit { flex: 2; }

.modal-error {
    display: none;
    margin-top: 10px;
    font-size: 12px;
    color: var(--error-text);
}

/* ===== 에러 메시지 ===== */
.error-msg {
    display: none;
    margin-top: 12px;
    font-size: 13px;
    color: var(--error-text);
    text-align: center;
}

/* ===== 빈 상태 / 로딩 ===== */
.empty-state { text-align: center; padding: 80px 0; color: var(--text-faint); }
.empty-state p { font-size: 14px; margin-bottom: 20px; }
.loading { text-align: center; padding: 60px 0; color: var(--text-faint); font-size: 13px; }

/* ===== 스크롤바 ===== */
html { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-faint); }