"""
테마 시스템 - 라이트/다크 테마 지원
"""
import os
import tempfile

# ─── 화살표 아이콘 생성 ──────────────────────────────────────

_arrow_dir = os.path.join(tempfile.gettempdir(), 'clockout_arrows')
os.makedirs(_arrow_dir, exist_ok=True)


_light_arrows = {}
_dark_arrows = {}
_checkmark = ''
_icons_initialized = False


def _ensure_icons():
    """아이콘 PNG가 필요할 때 생성 (QApplication 존재 필요)"""
    global _light_arrows, _dark_arrows, _checkmark, _icons_initialized
    if _icons_initialized:
        return
    _icons_initialized = True

    try:
        from PyQt5.QtGui import QPixmap, QPainter, QColor as _QColor, QPolygon, QPen
        from PyQt5.QtCore import QPoint
    except ImportError:
        return

    arrows = {}
    for name, color_hex, points in [
        ('up_light', '#4A4A68', [(4, 7), (8, 3), (12, 7)]),
        ('down_light', '#4A4A68', [(4, 5), (8, 9), (12, 5)]),
        ('up_dark', '#909296', [(4, 7), (8, 3), (12, 7)]),
        ('down_dark', '#909296', [(4, 5), (8, 9), (12, 5)]),
    ]:
        path = os.path.join(_arrow_dir, f'{name}.png')
        if not os.path.exists(path):
            pm = QPixmap(16, 12)
            pm.fill(_QColor(0, 0, 0, 0))
            p = QPainter(pm)
            p.setRenderHint(QPainter.Antialiasing)
            p.setPen(_QColor(color_hex))
            p.setBrush(_QColor(color_hex))
            poly = QPolygon([QPoint(x, y) for x, y in points])
            p.drawPolygon(poly)
            p.end()
            pm.save(path, 'PNG')
        arrows[name] = path.replace('\\', '/')

    # 체크마크 아이콘 생성
    checkmark_path = os.path.join(_arrow_dir, 'checkmark.png')
    if not os.path.exists(checkmark_path):
        pm = QPixmap(14, 14)
        pm.fill(_QColor(0, 0, 0, 0))
        p = QPainter(pm)
        p.setRenderHint(QPainter.Antialiasing)
        pen = QPen(_QColor('#FFFFFF'))
        pen.setWidth(2)
        p.setPen(pen)
        p.drawLine(QPoint(2, 7), QPoint(5, 11))
        p.drawLine(QPoint(5, 11), QPoint(11, 3))
        p.end()
        pm.save(checkmark_path, 'PNG')

    _light_arrows = {k: v for k, v in arrows.items() if 'light' in k}
    _dark_arrows = {k: v for k, v in arrows.items() if 'dark' in k}
    _checkmark = checkmark_path.replace('\\', '/')



# ─── 색상 정의 ───────────────────────────────────────────────

LIGHT_COLORS = {
    # 배경 계층
    'bg_primary': '#F5F5F7',
    'bg_secondary': '#FFFFFF',
    'bg_tertiary': '#EDEDF0',
    # 인터랙션 표면
    'surface_hover': '#E2E3E7',
    'surface_pressed': '#D5D6DB',
    # 텍스트 계층
    'text_primary': '#1A1A2E',
    'text_secondary': '#4A4A68',
    'text_tertiary': '#8E8EA0',
    'text_inverse': '#FFFFFF',
    # 액센트
    'accent_primary': '#3B82F6',
    'accent_primary_hover': '#2F74EE',
    'accent_primary_pressed': '#2563EB',
    'accent_success': '#10B981',
    'accent_success_hover': '#0EA372',
    'accent_success_pressed': '#0C8F63',
    'accent_warning': '#F59E0B',
    'accent_danger': '#EF4444',
    'accent_danger_hover': '#DC2626',
    'accent_danger_pressed': '#B91C1C',
    # 테두리
    'border_subtle': '#E5E7EB',
    'border_default': '#D1D5DB',
    'border_focus': '#3B82F6',
    # 배지 배경
    'badge_overtime_bg': '#FEF3C7',
    'badge_overtime_text': '#92400E',
    'badge_leave_bg': '#DBEAFE',
    'badge_leave_text': '#1E40AF',
    'badge_total_bg': '#D1FAE5',
    'badge_total_text': '#065F46',
    # 프로그레스
    'progress_bg': '#E5E7EB',
    'progress_start': '#3B82F6',
    'progress_end': '#10B981',
    # 상태 색상 (동적)
    'status_overtime': '#EF4444',
    'status_warning': '#F59E0B',
    'status_normal': '#10B981',
    'status_break_active': '#EF4444',
    'status_break_idle': '#8E8EA0',
    # 캘린더 날짜 배경
    'cal_normal': '#D1FAE5',
    'cal_overtime': '#FEE2E2',
    'cal_incomplete': '#FEF9C3',
    # 스크롤바
    'scrollbar_bg': '#F5F5F7',
    'scrollbar_handle': '#C4C4CC',
    'scrollbar_hover': '#A0A0B0',
}

DARK_COLORS = {
    # 배경 계층 — 모던 다크 (Notion/Linear 톤)
    'bg_primary': '#1A1B1E',      # 앱 배경
    'bg_secondary': '#25262B',    # 카드 / 패널
    'bg_tertiary': '#2C2E33',     # 기본 버튼 / 미묘한 채움
    # 인터랙션 표면
    'surface_hover': '#34363D',
    'surface_pressed': '#3A3D44',
    # 텍스트 계층
    'text_primary': '#E9ECEF',
    'text_secondary': '#909296',
    'text_tertiary': '#6C6E73',
    'text_inverse': '#FFFFFF',
    # 액센트 — 단일 포인트 컬러 (주요 버튼 + 포커스 전용)
    'accent_primary': '#4DABF7',
    'accent_primary_hover': '#69B6F8',
    'accent_primary_pressed': '#3D97E0',
    'accent_success': '#51CF66',
    'accent_success_hover': '#69DB7C',
    'accent_success_pressed': '#43B85A',
    'accent_warning': '#FAB005',
    'accent_danger': '#FA5252',
    'accent_danger_hover': '#FF6B6B',
    'accent_danger_pressed': '#E64545',
    # 테두리
    'border_subtle': '#2C2E33',
    'border_default': '#373A40',
    'border_focus': '#4DABF7',
    # 배지 — 플랫 (미묘한 배경 + 색조 텍스트로 미니멀 유지)
    'badge_overtime_bg': '#2C2E33',
    'badge_overtime_text': '#FAB005',
    'badge_leave_bg': '#2C2E33',
    'badge_leave_text': '#4DABF7',
    'badge_total_bg': '#2C2E33',
    'badge_total_text': '#51CF66',
    # 프로그레스 — 단일 accent 솔리드
    'progress_bg': '#2C2E33',
    'progress_start': '#4DABF7',
    'progress_end': '#4DABF7',
    # 상태 색상 (동적 텍스트 피드백)
    'status_overtime': '#51CF66',   # 퇴근 가능(연장근무 진입) = 그린
    'status_warning': '#FAB005',
    'status_normal': '#51CF66',
    'status_break_active': '#FA5252',
    'status_break_idle': '#6C6E73',
    # 캘린더 날짜 배경 — 미묘한 다크 틴트
    'cal_normal': '#1E3A2A',
    'cal_overtime': '#3A2122',
    'cal_incomplete': '#3A331E',
    # 스크롤바
    'scrollbar_bg': '#1A1B1E',
    'scrollbar_handle': '#373A40',
    'scrollbar_hover': '#4DABF7',
}


# ─── 현재 테마 상태 ─────────────────────────────────────────

class ThemeColors:
    """런타임에 현재 테마 색상을 참조하는 헬퍼"""
    current = LIGHT_COLORS

    @classmethod
    def set_theme(cls, theme_name: str):
        cls.current = DARK_COLORS if theme_name == 'dark' else LIGHT_COLORS

    @classmethod
    def get(cls, key: str) -> str:
        return cls.current.get(key, '#FF00FF')  # 누락 시 눈에 띄는 색


# ─── QSS 생성 ────────────────────────────────────────────────

def generate_theme(colors: dict, is_dark: bool = False) -> str:
    """색상 딕셔너리로부터 전체 QSS 문자열 생성"""
    _ensure_icons()
    c = colors
    arrows = _dark_arrows if is_dark else _light_arrows
    up_arrow = arrows.get('up_dark' if is_dark else 'up_light', '')
    down_arrow = arrows.get('down_dark' if is_dark else 'down_light', '')
    checkmark = _checkmark
    return f"""
/* ════════════════════════════════════════
   기본 위젯
   ════════════════════════════════════════ */

QMainWindow, QDialog {{
    background: {c['bg_primary']};
}}

QWidget {{
    font-family: "NanumSquare", "NanumSquareOTF", "Malgun Gothic", "맑은 고딕", sans-serif;
    font-size: 9.5pt;
    color: {c['text_primary']};
}}

QWidget#central_widget {{
    background: transparent;
}}

/* ════════════════════════════════════════
   타이포그래피
   ════════════════════════════════════════ */

QLabel#app_title {{
    font-size: 13pt;
    font-weight: bold;
    color: {c['text_primary']};
    padding: 2px;
}}

QLabel#date_label {{
    font-size: 9.5pt;
    color: {c['text_secondary']};
    padding-bottom: 4px;
}}

QLabel#section_title {{
    font-size: 9.5pt;
    font-weight: bold;
    color: {c['text_secondary']};
}}

QLabel#field_label {{
    font-size: 9pt;
    color: {c['text_secondary']};
}}

/* 출근/현재 시각 — 한 줄 나란히 표시되는 중간 크기 모노스페이스 */
QLabel#time_value {{
    font-family: "Consolas", "D2Coding", monospace;
    font-size: 15pt;
    font-weight: bold;
    color: {c['text_primary']};
}}

/* 히어로 — 남은 시간 (화면에서 가장 큰 결과 표시). 카드 안에 투명 배치 */
QLabel#time_display {{
    font-family: "Consolas", "D2Coding", monospace;
    font-size: 30pt;
    font-weight: bold;
    color: {c['text_primary']};
    background: transparent;
    border: none;
    padding: 4px 0;
}}

QLabel#expected_time {{
    font-size: 11.5pt;
    font-weight: bold;
    color: {c['text_secondary']};
    padding: 2px;
}}

QLabel#dialog_title {{
    font-size: 14pt;
    font-weight: bold;
    color: {c['text_primary']};
    padding: 16px;
}}

QLabel#dialog_subtitle {{
    font-size: 12pt;
    font-weight: bold;
    color: {c['text_primary']};
}}

QLabel#stat_value {{
    font-size: 10pt;
    font-weight: bold;
    color: {c['accent_primary']};
}}

QLabel#note_text {{
    font-size: 8.5pt;
    color: {c['text_tertiary']};
}}

QLabel#info_text {{
    font-size: 9pt;
    color: {c['accent_danger']};
}}

/* ════════════════════════════════════════
   배지 라벨 (배경색 있는 상태 표시)
   ════════════════════════════════════════ */

QLabel#badge_overtime {{
    font-size: 9.5pt;
    font-weight: bold;
    padding: 4px 10px;
    min-width: 110px;
    qproperty-alignment: AlignCenter;
    background: {c['badge_overtime_bg']};
    color: {c['badge_overtime_text']};
    border-radius: 8px;
}}

QLabel#badge_leave {{
    font-size: 9.5pt;
    font-weight: bold;
    padding: 4px 10px;
    min-width: 110px;
    qproperty-alignment: AlignCenter;
    background: {c['badge_leave_bg']};
    color: {c['badge_leave_text']};
    border-radius: 8px;
}}

QLabel#badge_total {{
    font-size: 9.5pt;
    font-weight: bold;
    padding: 4px 10px;
    min-width: 110px;
    qproperty-alignment: AlignCenter;
    background: {c['badge_total_bg']};
    color: {c['badge_total_text']};
    border-radius: 8px;
}}

QLabel#badge_balance {{
    font-size: 12pt;
    font-weight: bold;
    padding: 10px;
    background: {c['bg_tertiary']};
    color: {c['text_primary']};
    border-radius: 8px;
}}

QLabel#badge_success {{
    font-size: 10pt;
    font-weight: bold;
    padding: 8px;
    background: {c['badge_total_bg']};
    color: {c['badge_total_text']};
    border-radius: 8px;
}}

/* ════════════════════════════════════════
   구분선
   ════════════════════════════════════════ */

QLabel#separator {{
    background: {c['border_subtle']};
    max-height: 1px;
    min-height: 1px;
}}

/* ════════════════════════════════════════
   그룹 박스 (카드)
   ════════════════════════════════════════ */

QGroupBox {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_subtle']};
    border-radius: 8px;
    margin-top: 10px;
    padding: 16px;
    padding-top: 28px;
    font-size: 9.5pt;
    color: {c['text_primary']};
}}

QGroupBox::title {{
    subcontrol-origin: margin;
    subcontrol-position: top left;
    padding: 3px 10px;
    margin-left: 8px;
    font-weight: bold;
    color: {c['text_secondary']};
    background: {c['bg_secondary']};
    border-radius: 4px;
}}

/* ════════════════════════════════════════
   버튼
   ════════════════════════════════════════ */

/* 기본 버튼 — 그라데이션/베벨 없는 플랫 (border:none 기반) */
QPushButton {{
    background: {c['bg_tertiary']};
    color: {c['text_primary']};
    border: none;
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 9pt;
}}

QPushButton:hover {{
    background: {c['surface_hover']};
}}

QPushButton:pressed {{
    background: {c['surface_pressed']};
}}

QPushButton:disabled {{
    background: {c['bg_secondary']};
    color: {c['text_tertiary']};
}}

QPushButton:checked {{
    background: {c['accent_primary']};
    color: {c['text_inverse']};
}}

QPushButton:focus {{
    outline: none;
}}

/* 퇴근 버튼 — 주요 액션 (단일 포인트 컬러) */
QPushButton#clock_out_button {{
    background: {c['accent_primary']};
    color: {c['text_inverse']};
    font-size: 11pt;
    font-weight: bold;
    padding: 11px;
    border: none;
    border-radius: 8px;
}}

QPushButton#clock_out_button:hover {{
    background: {c['accent_primary_hover']};
}}

QPushButton#clock_out_button:pressed {{
    background: {c['accent_primary_pressed']};
}}

/* 주요 액션 버튼 */
QPushButton#btn_primary {{
    background: {c['accent_primary']};
    color: {c['text_inverse']};
    border: none;
    font-weight: bold;
}}

QPushButton#btn_primary:hover {{
    background: {c['accent_primary_hover']};
}}

QPushButton#btn_primary:pressed {{
    background: {c['accent_primary_pressed']};
}}

/* 위험 버튼 */
QPushButton#btn_danger {{
    background: {c['accent_danger']};
    color: {c['text_inverse']};
    border: none;
}}

QPushButton#btn_danger:hover {{
    background: {c['accent_danger_hover']};
}}

QPushButton#btn_danger:pressed {{
    background: {c['accent_danger_pressed']};
}}

/* 성공 버튼 */
QPushButton#btn_success {{
    background: {c['accent_success']};
    color: {c['text_inverse']};
    border: none;
}}

QPushButton#btn_success:hover {{
    background: {c['accent_success_hover']};
}}

QPushButton#btn_success:pressed {{
    background: {c['accent_success_pressed']};
}}

/* 작은 버튼 — 미묘한 표면 */
QPushButton#btn_small {{
    font-size: 8.5pt;
    padding: 6px 10px;
}}

QPushButton#btn_small:hover {{
    background: {c['surface_hover']};
}}

QPushButton#btn_small:pressed {{
    background: {c['surface_pressed']};
}}

/* 하단 네비게이션 — 라인 아이콘 + 라벨, 투명 배경 (Linear/Notion 풋터 톤) */
QPushButton#nav_btn {{
    background: transparent;
    border: none;
    border-radius: 8px;
    padding: 8px 4px;
    font-size: 8.5pt;
    color: {c['text_secondary']};
}}

QPushButton#nav_btn:hover {{
    background: {c['surface_hover']};
    color: {c['text_primary']};
}}

QPushButton#nav_btn:pressed {{
    background: {c['surface_pressed']};
}}

/* ════════════════════════════════════════
   입력 필드
   ════════════════════════════════════════ */

QLineEdit, QTextEdit, QComboBox {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_default']};
    border-radius: 8px;
    padding: 6px 8px;
    color: {c['text_primary']};
    font-size: 9.5pt;
    min-height: 20px;
}}

QSpinBox, QDoubleSpinBox, QDateEdit, QTimeEdit {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_default']};
    border-radius: 8px;
    padding: 6px 28px 6px 8px;
    color: {c['text_primary']};
    font-size: 9.5pt;
    min-height: 20px;
}}

/* 포커스 시 보더 컬러만 포인트 컬러로 (두께 유지 → 레이아웃 흔들림 없음) */
QLineEdit:focus, QTextEdit:focus, QComboBox:focus,
QSpinBox:focus, QDoubleSpinBox:focus, QDateEdit:focus, QTimeEdit:focus {{
    border: 1px solid {c['border_focus']};
}}

/* 비활성 입력 필드 */
QLineEdit:disabled, QTextEdit:disabled, QComboBox:disabled,
QSpinBox:disabled, QDoubleSpinBox:disabled, QDateEdit:disabled, QTimeEdit:disabled {{
    background: {c['bg_tertiary']};
    color: {c['text_tertiary']};
    border-color: {c['border_subtle']};
}}

QComboBox::drop-down {{
    subcontrol-origin: padding;
    subcontrol-position: center right;
    width: 20px;
    border: none;
    padding-right: 4px;
}}

QComboBox::down-arrow {{
    image: url({down_arrow});
    width: 10px;
    height: 8px;
}}

QComboBox QAbstractItemView {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_default']};
    color: {c['text_primary']};
    selection-background-color: {c['accent_primary']};
    selection-color: {c['text_inverse']};
}}

QSpinBox::up-button, QSpinBox::down-button,
QDoubleSpinBox::up-button, QDoubleSpinBox::down-button,
QDateEdit::up-button, QDateEdit::down-button,
QTimeEdit::up-button, QTimeEdit::down-button {{
    background: {c['bg_tertiary']};
    border: 1px solid {c['border_subtle']};
    width: 22px;
    subcontrol-origin: border;
}}

QSpinBox::up-button, QDoubleSpinBox::up-button,
QDateEdit::up-button, QTimeEdit::up-button {{
    subcontrol-position: top right;
    border-top-right-radius: 7px;
}}

QSpinBox::down-button, QDoubleSpinBox::down-button,
QDateEdit::down-button, QTimeEdit::down-button {{
    subcontrol-position: bottom right;
    border-bottom-right-radius: 7px;
}}

QSpinBox::up-button:hover, QSpinBox::down-button:hover,
QDoubleSpinBox::up-button:hover, QDoubleSpinBox::down-button:hover,
QDateEdit::up-button:hover, QDateEdit::down-button:hover,
QTimeEdit::up-button:hover, QTimeEdit::down-button:hover {{
    background: {c['border_default']};
}}

QSpinBox::up-arrow, QDoubleSpinBox::up-arrow,
QDateEdit::up-arrow, QTimeEdit::up-arrow {{
    image: url({up_arrow});
    width: 10px;
    height: 8px;
}}

QSpinBox::down-arrow, QDoubleSpinBox::down-arrow,
QDateEdit::down-arrow, QTimeEdit::down-arrow {{
    image: url({down_arrow});
    width: 10px;
    height: 8px;
}}

/* ════════════════════════════════════════
   체크박스
   ════════════════════════════════════════ */

QCheckBox {{
    spacing: 8px;
    color: {c['text_primary']};
    font-size: 9pt;
}}

QCheckBox::indicator {{
    width: 18px;
    height: 18px;
    border: 2px solid {c['border_default']};
    border-radius: 4px;
    background: {c['bg_secondary']};
}}

QCheckBox::indicator:checked {{
    background: {c['accent_primary']};
    border-color: {c['accent_primary']};
    image: url({checkmark});
}}

QCheckBox::indicator:hover {{
    border-color: {c['accent_primary']};
}}

/* ════════════════════════════════════════
   프로그레스 바
   ════════════════════════════════════════ */

QProgressBar {{
    border: none;
    background: {c['progress_bg']};
    border-radius: 3px;
    min-height: 6px;
    max-height: 6px;
    text-align: center;
    color: transparent;
    font-size: 0px;
}}

QProgressBar::chunk {{
    background: {c['progress_start']};
    border-radius: 3px;
}}

/* ════════════════════════════════════════
   테이블
   ════════════════════════════════════════ */

QTableWidget {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_subtle']};
    border-radius: 8px;
    gridline-color: {c['border_subtle']};
    color: {c['text_primary']};
    font-size: 9pt;
}}

QTableWidget::item {{
    padding: 6px 8px;
}}

QTableWidget::item:selected {{
    background: {c['accent_primary']}30;
    color: {c['text_primary']};
}}

QTableWidget::item:alternate {{
    background: {c['bg_tertiary']};
}}

/* 헤더 위젯 배경 (세로헤더 빈 영역의 흰색 누수 방지) */
QHeaderView {{
    background: {c['bg_secondary']};
    border: none;
}}

QHeaderView::section {{
    background: {c['bg_tertiary']};
    color: {c['text_secondary']};
    padding: 8px;
    border: none;
    font-weight: bold;
    font-size: 9pt;
}}

QHeaderView::section:horizontal {{
    border-bottom: 2px solid {c['accent_primary']};
}}

/* 세로헤더(행번호) — accent 밑줄 없이 미묘하게 */
QHeaderView::section:vertical {{
    border-right: 1px solid {c['border_subtle']};
    color: {c['text_tertiary']};
    font-weight: normal;
    padding: 4px 8px;
}}

/* 테이블 좌상단 코너 버튼 (흰색 누수 방지) */
QTableView QTableCornerButton::section {{
    background: {c['bg_tertiary']};
    border: none;
    border-bottom: 2px solid {c['accent_primary']};
}}

/* ════════════════════════════════════════
   탭 위젯
   ════════════════════════════════════════ */

QTabWidget::pane {{
    border: 1px solid {c['border_subtle']};
    border-radius: 8px;
    background: {c['bg_secondary']};
    top: -1px;
}}

QTabBar::tab {{
    background: {c['bg_tertiary']};
    color: {c['text_secondary']};
    padding: 8px 20px;
    border: 1px solid {c['border_subtle']};
    border-bottom: none;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    margin-right: 2px;
    font-size: 10pt;
}}

QTabBar::tab:selected {{
    background: {c['bg_secondary']};
    color: {c['accent_primary']};
    font-weight: bold;
    border-bottom: 2px solid {c['accent_primary']};
}}

QTabBar::tab:hover:!selected {{
    background: {c['border_subtle']};
    color: {c['text_primary']};
}}

/* ════════════════════════════════════════
   스크롤바
   ════════════════════════════════════════ */

QScrollBar:vertical {{
    background: {c['scrollbar_bg']};
    width: 10px;
    border: none;
    border-radius: 5px;
}}

QScrollBar::handle:vertical {{
    background: {c['scrollbar_handle']};
    min-height: 30px;
    border-radius: 5px;
}}

QScrollBar::handle:vertical:hover {{
    background: {c['scrollbar_hover']};
}}

QScrollBar::add-line:vertical, QScrollBar::sub-line:vertical {{
    height: 0px;
}}

QScrollBar::add-page:vertical, QScrollBar::sub-page:vertical {{
    background: none;
}}

QScrollBar:horizontal {{
    background: {c['scrollbar_bg']};
    height: 10px;
    border: none;
    border-radius: 5px;
}}

QScrollBar::handle:horizontal {{
    background: {c['scrollbar_handle']};
    min-width: 30px;
    border-radius: 5px;
}}

QScrollBar::handle:horizontal:hover {{
    background: {c['scrollbar_hover']};
}}

QScrollBar::add-line:horizontal, QScrollBar::sub-line:horizontal {{
    width: 0px;
}}

QScrollBar::add-page:horizontal, QScrollBar::sub-page:horizontal {{
    background: none;
}}

QScrollArea {{
    border: none;
    background: transparent;
}}

QWidget#fixed_bottom {{
    background: {c['bg_primary']};
    border-top: 1px solid {c['border_subtle']};
}}

QScrollArea > QWidget > QWidget#scroll_content {{
    background: transparent;
}}

/* ════════════════════════════════════════
   캘린더
   ════════════════════════════════════════ */

QCalendarWidget {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_subtle']};
    border-radius: 8px;
    font-size: 10pt;
}}

QCalendarWidget QAbstractItemView {{
    selection-background-color: {c['accent_primary']};
    selection-color: {c['text_inverse']};
    background: {c['bg_secondary']};
    color: {c['text_primary']};
    alternate-background-color: {c['bg_secondary']};
}}

/* 요일 헤더 행 */
QCalendarWidget QAbstractItemView:enabled {{
    color: {c['text_primary']};
}}

QCalendarWidget QHeaderView::section {{
    background: {c['bg_tertiary']};
    color: {c['text_secondary']};
    font-weight: bold;
    border: none;
    border-bottom: 1px solid {c['border_subtle']};
    padding: 4px;
}}

QCalendarWidget QWidget#qt_calendar_navigationbar {{
    background: {c['bg_tertiary']};
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    padding: 4px;
}}

QCalendarWidget QToolButton {{
    color: {c['text_primary']};
    background: transparent;
    font-size: 11pt;
    font-weight: bold;
    padding: 6px 12px;
    border-radius: 6px;
    min-width: 30px;
    min-height: 24px;
}}

QCalendarWidget QToolButton:hover {{
    background: {c['accent_primary']}25;
    color: {c['accent_primary']};
}}

QCalendarWidget QToolButton#qt_calendar_prevmonth,
QCalendarWidget QToolButton#qt_calendar_nextmonth {{
    qproperty-icon: none;
    min-width: 36px;
    min-height: 28px;
    font-size: 14pt;
    font-weight: bold;
    color: {c['accent_primary']};
    background: {c['bg_secondary']};
    border: 1px solid {c['border_subtle']};
    border-radius: 6px;
    padding: 2px 8px;
}}

QCalendarWidget QToolButton#qt_calendar_prevmonth {{
    qproperty-text: "<";
}}

QCalendarWidget QToolButton#qt_calendar_nextmonth {{
    qproperty-text: ">";
}}

QCalendarWidget QToolButton#qt_calendar_prevmonth:hover,
QCalendarWidget QToolButton#qt_calendar_nextmonth:hover {{
    background: {c['accent_primary']};
    color: {c['text_inverse']};
    border-color: {c['accent_primary']};
}}

/* ════════════════════════════════════════
   메시지 박스
   ════════════════════════════════════════ */

QMessageBox, QInputDialog {{
    background: {c['bg_primary']};
}}

QMessageBox QLabel, QInputDialog QLabel {{
    color: {c['text_primary']};
    font-size: 9.5pt;
}}

QDialogButtonBox QPushButton {{
    min-width: 70px;
}}

/* ════════════════════════════════════════
   툴팁
   ════════════════════════════════════════ */

QToolTip {{
    background: {c['bg_secondary']};
    color: {c['text_primary']};
    border: 1px solid {c['border_default']};
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 9pt;
}}

/* ════════════════════════════════════════
   메뉴
   ════════════════════════════════════════ */

QMenu {{
    background: {c['bg_secondary']};
    border: 1px solid {c['border_default']};
    border-radius: 8px;
    padding: 4px;
    color: {c['text_primary']};
}}

QMenu::item {{
    padding: 6px 24px;
    border-radius: 4px;
}}

QMenu::item:selected {{
    background: {c['accent_primary']};
    color: {c['text_inverse']};
}}

QMenu::separator {{
    height: 1px;
    background: {c['border_subtle']};
    margin: 4px 8px;
}}

QMenu::icon {{
    padding-left: 8px;
}}
"""


# ─── 편의 함수 ───────────────────────────────────────────────

def get_light_theme() -> str:
    return generate_theme(LIGHT_COLORS, is_dark=False)


def get_dark_theme() -> str:
    return generate_theme(DARK_COLORS, is_dark=True)


def get_theme(theme_name: str = 'light') -> str:
    ThemeColors.set_theme(theme_name)
    if theme_name == 'dark':
        return get_dark_theme()
    return get_light_theme()


def apply_dark_titlebar(widget, dark: bool = None):
    """Windows 타이틀바 다크모드 적용 (다이얼로그용)"""
    if dark is None:
        dark = ThemeColors.current is DARK_COLORS
    try:
        import ctypes
        hwnd = int(widget.winId())
        DWMWA_USE_IMMERSIVE_DARK_MODE = 20
        value = ctypes.c_int(1 if dark else 0)
        ctypes.windll.dwmapi.DwmSetWindowAttribute(
            hwnd, DWMWA_USE_IMMERSIVE_DARK_MODE,
            ctypes.byref(value), ctypes.sizeof(value)
        )
    except Exception:
        pass