/* ============================================================
   의전MASTER - 통합 관제 시스템 메인 스타일시트 (Pastel Serenity v4.0)
   이미지 팔레트 적용 — Spring Parasol · Aura · Frost Blue
                      · Moonlight Jade · Secret Mountain
   ============================================================ */

/* ── 디자인 토큰 (Pastel Serenity) ── */
:root {
    --sidebar-width: 270px;
    --topbar-height: 68px;

    /* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
       이미지 파스텔 팔레트
       NU 4212 Spring Parasol   #D9CFD6  연한 라벤더 그레이
       MD 5191A Aura            #C9CDDE  연한 라벤더 블루
       NU 4163A Frost Blue      #C3CFD4  프로스트 블루 (HOT)
       MD 5134 Moonlight Jade   #BEDDD1  문라이트 제이드
       DB 9067 Secret Mountain  #3D5049  딥 포레스트 그린
    ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

    /* 배경 팔레트 — Frost Blue 기반의 시원한 오프화이트 */
    --bg:          #EEF1F2;   /* 메인: Frost Blue를 연하게 희석한 오프화이트 */
    --bg-deep:     #DDE3E5;   /* 살짝 더 진한 프로스트 */
    --panel:       #FFFFFF;   /* 카드/패널 화이트 */
    --panel-light: #F5F7F7;   /* 섹션 라이트 */
    --sidebar-bg:  #FFFFFF;   /* 사이드바 화이트 */

    /* 테두리 — Secret Mountain을 희석한 쿨톤 */
    --border:        rgba(61, 80, 73, 0.10);
    --border-strong: rgba(61, 80, 73, 0.18);
    --border-accent: rgba(61, 80, 73, 0.40);

    /* 포인트 컬러 — Secret Mountain(딥 포레스트) 메인 액센트 */
    --gold:        #3D5049;   /* Secret Mountain — 메인 포인트 */
    --gold-light:  #5B7369;   /* 밝은 포레스트 톤 */
    --gold-dim:    rgba(61, 80, 73, 0.10);
    --gold-glow:   rgba(61, 80, 73, 0.22);

    /* 텍스트 — 딥 포레스트 기반 차콜 */
    --text:        #2A3834;
    --text-dim:    #5C6E68;
    --text-muted:  #8A9891;

    /* 상태 색상 — 팔레트와 조화로운 쿨톤 */
    --green:  #5B8F78;
    --red:    #C88087;
    --blue:   #7B90B0;
    --yellow: #B8A878;

    /* ━━━ 카테고리 색상 — 이미지 파스텔 팔레트 5종 ━━━ */
    --cat-start: #7FB5A0;    /* Moonlight Jade 계열 — 민트 제이드 */
    --cat-app:   #9A9AB8;    /* Aura 계열 — 라벤더 블루 */
    --cat-db:    #8FA3B0;    /* Frost Blue 계열 — 프로스트 블루 */
    --cat-admin: #B09AA8;    /* Spring Parasol 계열 — 라벤더 그레이 */
    --cat-user:  #3D5049;    /* Secret Mountain — 딥 포레스트 */

    --cat-start-dim: rgba(127, 181, 160, 0.14);
    --cat-app-dim:   rgba(154, 154, 184, 0.14);
    --cat-db-dim:    rgba(143, 163, 176, 0.14);
    --cat-admin-dim: rgba(176, 154, 168, 0.14);
    --cat-user-dim:  rgba(61, 80, 73, 0.12);

    --cat-start-bg: rgba(127, 181, 160, 0.08);
    --cat-app-bg:   rgba(154, 154, 184, 0.08);
    --cat-db-bg:    rgba(143, 163, 176, 0.08);
    --cat-admin-bg: rgba(176, 154, 168, 0.08);
    --cat-user-bg:  rgba(61, 80, 73, 0.06);

    /* 반경 & 그림자 — 쿨톤 그레이그린 기반 */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(61, 80, 73, 0.06), 0 1px 2px rgba(61, 80, 73, 0.04);
    --shadow-md: 0 4px 12px rgba(61, 80, 73, 0.08), 0 2px 4px rgba(61, 80, 73, 0.04);
    --shadow-lg: 0 12px 32px rgba(61, 80, 73, 0.12), 0 4px 8px rgba(61, 80, 73, 0.06);
    --shadow-card-hover: 0 12px 28px rgba(61, 80, 73, 0.12);

    /* 트랜지션 */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --dur: 0.25s;
}

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

html, body {
    height: 100%;
    font-family: 'Noto Sans KR', sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
}

button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
input { font-family: inherit; }
a { color: inherit; text-decoration: none; }

/* ── 스크롤바 ── */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(61, 80, 73, 0.15);
    border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(61, 80, 73, 0.28); }

/* ============================================================
   레이아웃
   ============================================================ */
#app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background: var(--bg);
}

/* ============================================================
   사이드바
   ============================================================ */
#sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow: hidden;
    transition: width var(--dur) var(--ease), transform var(--dur) var(--ease);
    position: relative;
    z-index: 100;
}

#sidebar.collapsed { width: 0; }

/* 로고 */
.sidebar-header {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 22px 20px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    white-space: nowrap;
    background: linear-gradient(135deg, rgba(190, 221, 209, 0.16) 0%, rgba(154, 154, 184, 0.10) 100%);
    transition: background var(--dur);
}
.sidebar-header:hover {
    background: linear-gradient(135deg, rgba(190, 221, 209, 0.28) 0%, rgba(154, 154, 184, 0.18) 100%);
}

.logo-icon {
    width: 40px; height: 40px;
    border-radius: 11px;
    background: linear-gradient(135deg, var(--gold) 0%, #2A3834 100%);
    display: flex; align-items: center; justify-content: center;
    color: #FFF;
    font-size: 1.05rem;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(61, 80, 73, 0.35);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-main {
    font-family: 'Noto Serif KR', serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gold);
    letter-spacing: 2px;
}
.logo-sub {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* 메뉴 검색 */
.sidebar-search {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 12px 14px;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    transition: border-color var(--dur), background var(--dur), box-shadow var(--dur);
}
.sidebar-search:focus-within {
    border-color: var(--border-accent);
    background: #FFF;
    box-shadow: 0 0 0 3px rgba(61, 80, 73, 0.08);
}
.sidebar-search i { color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0; }
.sidebar-search input {
    background: none;
    border: none;
    outline: none;
    color: var(--text);
    font-size: 0.85rem;
    width: 100%;
}
.sidebar-search input::placeholder { color: var(--text-muted); }

/* 메뉴 컨테이너 */
#sidebar-menu {
    flex: 1;
    overflow-y: auto;
    padding: 6px 0 12px;
}

/* 카테고리 그룹 레이블 */
.menu-category {
    padding: 16px 20px 6px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
}

/* 사이드바 아이템 */
.sidebar-item {
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 10px 20px;
    margin: 1px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-dim);
    white-space: nowrap;
    transition: background var(--dur), color var(--dur);
    border-left: 3px solid transparent;
    position: relative;
}
.sidebar-item:hover {
    background: rgba(61, 80, 73, 0.04);
    color: var(--text);
}
.sidebar-item.active {
    background: var(--gold-dim);
    color: var(--gold);
    border-left-color: var(--gold);
    font-weight: 600;
}
.sidebar-item .item-icon {
    width: 30px; height: 30px;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
    background: rgba(61, 80, 73, 0.05);
    transition: background var(--dur);
}
.sidebar-item.active .item-icon { background: var(--gold-dim); color: var(--gold); }
.sidebar-item .item-label { font-size: 0.88rem; font-weight: 500; }
.sidebar-item .item-num {
    margin-left: auto;
    font-size: 0.68rem;
    color: var(--text-muted);
    background: rgba(61, 80, 73, 0.06);
    padding: 2px 8px;
    border-radius: 99px;
    font-weight: 600;
}
.sidebar-item.hidden { display: none; }

/* 사이드바 푸터 */
.sidebar-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    white-space: nowrap;
    background: var(--panel-light);
}
.footer-version { font-size: 0.72rem; color: var(--text-muted); }

/* ============================================================
   메인 콘텐츠
   ============================================================ */
#main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg);
    min-width: 0;
}

/* ── 상단바 ── */
#top-bar {
    height: var(--topbar-height);
    background: #FFFFFF;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
    flex-shrink: 0;
    position: relative;
    z-index: 50;
    box-shadow: 0 1px 3px rgba(61, 80, 73, 0.04);
}

.top-left-group {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 0;
}

#sidebar-toggle {
    width: 40px; height: 40px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--gold);
    font-size: 1.15rem;
    background: var(--gold-dim);
    border: 1px solid rgba(61, 80, 73, 0.25);
    transition: background var(--dur), color var(--dur), border-color var(--dur);
    flex-shrink: 0;
}
#sidebar-toggle:hover {
    background: rgba(61, 80, 73, 0.18);
    color: #2A3834;
    border-color: var(--gold);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    overflow: hidden;
}
.breadcrumb-home {
    color: var(--gold);
    cursor: pointer;
    white-space: nowrap;
    transition: color var(--dur);
    flex-shrink: 0;
    font-weight: 600;
    font-size: 0.95rem;
}
.breadcrumb-home:hover { color: #2A3834; }
.breadcrumb-sep { font-size: 0.6rem; color: var(--text-muted); flex-shrink: 0; }
#top-bar-title {
    font-weight: 600;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.top-right-group {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

/* 데이터 상태 배지 */
.data-status-badge {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    transition: all var(--dur);
}
.data-status-badge.loading {
    background: rgba(184, 168, 120, 0.12);
    color: #8A7A40;
    border: 1px solid rgba(184, 168, 120, 0.30);
}
.data-status-badge.ready {
    background: rgba(127, 181, 160, 0.14);
    color: #456A57;
    border: 1px solid rgba(127, 181, 160, 0.32);
}
.data-status-badge.error {
    background: rgba(200, 128, 135, 0.12);
    color: #9B5058;
    border: 1px solid rgba(200, 128, 135, 0.30);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 12px 4px 4px;
    border-radius: 99px;
    background: var(--bg);
    border: 1px solid var(--border);
}
.user-avatar {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold) 0%, #2A3834 100%);
    display: flex; align-items: center; justify-content: center;
    color: #FFF;
    font-size: 0.82rem;
    box-shadow: 0 2px 6px var(--gold-glow);
}
.user-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text);
}

/* ── 뷰포트 ── */
.view-port-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

/* ============================================================
   대시보드
   ============================================================ */
#view-dashboard {
    height: 100%;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* ── 히어로 섹션 ── */
.dashboard-hero {
    background:
        linear-gradient(135deg, #FFFFFF 0%, #EEF1F2 50%, #DDE3E5 100%);
    border-bottom: 1px solid var(--border);
    padding: 40px 36px 34px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.dashboard-hero::before {
    content: '';
    position: absolute;
    right: -80px; top: -80px;
    width: 340px; height: 340px;
    background: radial-gradient(circle, rgba(190, 221, 209, 0.35) 0%, rgba(154, 154, 184, 0.18) 45%, transparent 70%);
    pointer-events: none;
}

.dashboard-hero::after {
    content: '';
    position: absolute;
    left: -60px; bottom: -60px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(217, 207, 214, 0.30) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    flex: 1;
    min-width: 0;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 2.3rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}
.hero-title-ko {
    font-family: 'Noto Serif KR', serif;
    color: var(--text);
}
.hero-title-en {
    color: var(--gold);
    margin-left: 6px;
    letter-spacing: 1px;
}
.hero-subtitle {
    font-size: 0.88rem;
    color: var(--text-dim);
    margin-top: 8px;
    font-weight: 500;
}

/* 히어로 우측: 통계 영역 */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 14px 22px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
}
.stat-item { text-align: center; }
.stat-num {
    display: block;
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    font-family: 'Noto Serif KR', serif;
}
.stat-label {
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 5px;
    display: block;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.stat-divider { width: 1px; height: 36px; background: var(--border-strong); }

/* 대시보드 바디 */
.dashboard-body {
    flex: 1;
    padding: 28px 36px 36px;
}

/* 카테고리 섹션 */
.cat-section {
    margin-bottom: 20px;
    border-radius: var(--radius-md);
    padding: 20px 22px;
    border: 1px solid var(--border);
    background: var(--panel);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--dur);
}
.cat-section:hover { box-shadow: var(--shadow-md); }

.cat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.cat-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}
.cat-name {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}
.cat-count {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--text-muted);
    background: var(--bg);
    padding: 3px 10px;
    border-radius: 99px;
    font-weight: 600;
}

/* 카드 그리드 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}

/* 카드 */
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px 18px 18px;
    cursor: pointer;
    transition: transform var(--dur) var(--ease),
                border-color var(--dur),
                box-shadow var(--dur),
                background var(--dur);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 3px;
    background: currentColor;
    opacity: 0;
    transition: opacity var(--dur);
}
.card::after {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--dur);
    pointer-events: none;
    background: linear-gradient(135deg, rgba(190, 221, 209, 0.12), transparent 50%);
}
.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
}
.card:hover::before { opacity: 1; }
.card:hover::after { opacity: 1; }

.card-icon {
    width: 44px; height: 44px;
    border-radius: 11px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform var(--dur) var(--ease);
}
.card:hover .card-icon { transform: scale(1.08); }

.card-body { position: relative; z-index: 1; width: 100%; }
.card-num {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 3px;
}
.card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.35;
}
.card-arrow {
    position: absolute;
    bottom: 14px; right: 14px;
    color: var(--text-muted);
    font-size: 0.72rem;
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity var(--dur), transform var(--dur), color var(--dur);
    z-index: 1;
}
.card:hover .card-arrow {
    opacity: 1;
    transform: translateX(0);
    color: currentColor;
}

/* 카테고리별 카드 아이콘 */
.cat-start .card-icon { background: var(--cat-start-dim); color: var(--cat-start); }
.cat-app   .card-icon { background: var(--cat-app-dim);   color: var(--cat-app);   }
.cat-db    .card-icon { background: var(--cat-db-dim);    color: var(--cat-db);    }
.cat-admin .card-icon { background: var(--cat-admin-dim); color: var(--cat-admin); }
.cat-user  .card-icon { background: var(--cat-user-dim);  color: var(--cat-user);  }

/* 카드 상단 컬러바 + currentColor 기준값 */
.cat-start .card { color: var(--cat-start); }
.cat-app   .card { color: var(--cat-app);   }
.cat-db    .card { color: var(--cat-db);    }
.cat-admin .card { color: var(--cat-admin); }
.cat-user  .card { color: var(--cat-user);  }

/* 카드 타이틀은 항상 기본 텍스트색 */
.cat-start .card-title,
.cat-app .card-title,
.cat-db .card-title,
.cat-admin .card-title,
.cat-user .card-title { color: var(--text); }

/* 카테고리 헤더 도트 */
.cat-start .cat-dot { background: var(--cat-start); box-shadow: 0 0 0 3px rgba(127, 181, 160, 0.22); }
.cat-app   .cat-dot { background: var(--cat-app);   box-shadow: 0 0 0 3px rgba(154, 154, 184, 0.22); }
.cat-db    .cat-dot { background: var(--cat-db);    box-shadow: 0 0 0 3px rgba(143, 163, 176, 0.22); }
.cat-admin .cat-dot { background: var(--cat-admin); box-shadow: 0 0 0 3px rgba(176, 154, 168, 0.22); }
.cat-user  .cat-dot { background: var(--cat-user);  box-shadow: 0 0 0 3px rgba(61, 80, 73, 0.22); }

/* 카테고리 헤더 이름 */
.cat-start .cat-name { color: var(--cat-start); }
.cat-app   .cat-name { color: var(--cat-app);   }
.cat-db    .cat-name { color: var(--cat-db);    }
.cat-admin .cat-name { color: var(--cat-admin); }
.cat-user  .cat-name { color: var(--cat-user);  }

/* 섹션 배경 은은한 틴트 */
.cat-section.cat-start { background: linear-gradient(180deg, var(--cat-start-bg) 0%, var(--panel) 40%); }
.cat-section.cat-app   { background: linear-gradient(180deg, var(--cat-app-bg)   0%, var(--panel) 40%); }
.cat-section.cat-db    { background: linear-gradient(180deg, var(--cat-db-bg)    0%, var(--panel) 40%); }
.cat-section.cat-admin { background: linear-gradient(180deg, var(--cat-admin-bg) 0%, var(--panel) 40%); }
.cat-section.cat-user  { background: linear-gradient(180deg, var(--cat-user-bg)  0%, var(--panel) 40%); }

/* 카드 hover 테두리 */
.cat-start .card:hover { border-color: rgba(127, 181, 160, 0.55); }
.cat-app   .card:hover { border-color: rgba(154, 154, 184, 0.55); }
.cat-db    .card:hover { border-color: rgba(143, 163, 176, 0.55); }
.cat-admin .card:hover { border-color: rgba(176, 154, 168, 0.55); }
.cat-user  .card:hover { border-color: rgba(61, 80, 73, 0.45); }

/* 사이드바 아이콘 */
.cat-start.sidebar-item .item-icon { color: var(--cat-start); background: var(--cat-start-dim); }
.cat-app.sidebar-item   .item-icon { color: var(--cat-app);   background: var(--cat-app-dim);   }
.cat-db.sidebar-item    .item-icon { color: var(--cat-db);    background: var(--cat-db-dim);    }
.cat-admin.sidebar-item .item-icon { color: var(--cat-admin); background: var(--cat-admin-dim); }
.cat-user.sidebar-item  .item-icon { color: var(--cat-user);  background: var(--cat-user-dim);  }

/* 사이드바 활성 */
.cat-start.sidebar-item.active { background: var(--cat-start-dim); color: var(--cat-start); border-left-color: var(--cat-start); }
.cat-app.sidebar-item.active   { background: var(--cat-app-dim);   color: var(--cat-app);   border-left-color: var(--cat-app);   }
.cat-db.sidebar-item.active    { background: var(--cat-db-dim);    color: var(--cat-db);    border-left-color: var(--cat-db);    }
.cat-admin.sidebar-item.active { background: var(--cat-admin-dim); color: var(--cat-admin); border-left-color: var(--cat-admin); }
.cat-user.sidebar-item.active  { background: var(--cat-user-dim);  color: var(--cat-user);  border-left-color: var(--cat-user);  }

/* 사이드바 hover */
.cat-start.sidebar-item:hover { background: rgba(127, 181, 160, 0.10); color: var(--cat-start); }
.cat-app.sidebar-item:hover   { background: rgba(154, 154, 184, 0.10); color: var(--cat-app);   }
.cat-db.sidebar-item:hover    { background: rgba(143, 163, 176, 0.10); color: var(--cat-db);    }
.cat-admin.sidebar-item:hover { background: rgba(176, 154, 168, 0.10); color: var(--cat-admin); }
.cat-user.sidebar-item:hover  { background: rgba(61, 80, 73, 0.08);    color: var(--cat-user);  }

/* ============================================================
   iframe 뷰
   ============================================================ */
#view-iframe-container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--panel);
}

.iframe-loading {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: var(--bg);
    z-index: 10;
    color: var(--text-dim);
    font-size: 0.9rem;
    transition: opacity 0.3s;
}
.iframe-loading.hidden { opacity: 0; pointer-events: none; }

.loading-spinner {
    width: 40px; height: 40px;
    border: 3px solid var(--border-strong);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

#module-frame {
    width: 100%;
    height: 100%;
    flex: 1;
    border: none;
    display: block;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    background: #FFF;
}

/* ============================================================
   모바일 오버레이
   ============================================================ */
#mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(42, 56, 52, 0.45);
    z-index: 99;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
#mobile-overlay.visible { display: block; }

/* ============================================================
   반응형
   ============================================================ */
@media (max-width: 1024px) {
    .card-grid { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
    .dashboard-body { padding: 24px; }
    .dashboard-hero { padding: 32px 24px 28px; }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 260px;
        --topbar-height: 60px;
    }

    html, body { overflow: hidden; }

    #sidebar {
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        z-index: 200;
        transform: translateX(-100%);
        width: var(--sidebar-width) !important;
        transition: transform var(--dur) var(--ease);
        box-shadow: 4px 0 24px rgba(61, 80, 73, 0.12);
    }
    #sidebar.mobile-open { transform: translateX(0); }

    #top-bar {
        padding: 0 12px;
        gap: 10px;
    }

    #sidebar-toggle {
        width: 44px; height: 44px;
        font-size: 1.2rem;
    }

    .dashboard-hero {
        flex-direction: row;
        align-items: center;
        padding: 24px 18px;
        flex-wrap: wrap;
        gap: 16px;
    }

    .hero-content {
        flex: 1;
        min-width: 140px;
    }

    .hero-title { font-size: 1.6rem; }
    .hero-subtitle { font-size: 0.8rem; }

    .hero-stats {
        gap: 14px;
        flex-shrink: 0;
        padding: 10px 16px;
    }
    .stat-num { font-size: 1.25rem; }
    .stat-label { font-size: 0.65rem; }
    .stat-divider { height: 28px; }

    .dashboard-body { padding: 16px; }
    .cat-section { padding: 16px 14px; margin-bottom: 14px; }
    .card-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
    .card { padding: 16px 14px 14px; }

    .user-info { padding: 3px 10px 3px 3px; }
    .user-name { display: none; }
    .data-status-badge span { display: none; }
    .data-status-badge { padding: 6px 10px; }

    #view-iframe-container {
        height: calc(100vh - var(--topbar-height));
    }

    #module-frame {
        height: 100%;
        touch-action: manipulation;
    }
}

@media (max-width: 480px) {
    .dashboard-hero {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 16px;
    }

    .hero-content { min-width: unset; width: 100%; }

    .hero-stats {
        width: 100%;
        justify-content: space-around;
        gap: 12px;
        padding: 12px 10px;
    }

    .card-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .dashboard-body { padding: 12px; }
    .cat-section { padding: 14px 12px; margin-bottom: 12px; }

    .card { padding: 14px 12px 12px; gap: 10px; }
    .card-icon { width: 38px; height: 38px; font-size: 1rem; }
    .card-title { font-size: 0.82rem; }

    #top-bar { padding: 0 10px; gap: 8px; }
    #sidebar-toggle { width: 42px; height: 42px; }
    .breadcrumb { font-size: 0.82rem; }
    .breadcrumb-home { font-size: 0.88rem; }
}

/* ============================================================
   유틸리티 / 애니메이션
   ============================================================ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.cat-section {
    animation: fadeInUp 0.4s var(--ease) both;
}
.cat-section:nth-child(1) { animation-delay: 0.05s; }
.cat-section:nth-child(2) { animation-delay: 0.10s; }
.cat-section:nth-child(3) { animation-delay: 0.15s; }
.cat-section:nth-child(4) { animation-delay: 0.20s; }
.cat-section:nth-child(5) { animation-delay: 0.25s; }
.cat-section:nth-child(6) { animation-delay: 0.30s; }

/* 데이터 카운터 숫자 */
.data-count-small {
    font-size: 0.68rem;
    color: var(--text-muted);
    padding: 2px 7px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-top: 2px;
    display: inline-block;
    font-weight: 600;
}

/* ── 로그인 / 회원가입 오버레이 공용 스타일 ── */
#login-overlay input:focus,
#signup-overlay input:focus {
    border-color: var(--gold) !important;
    box-shadow: 0 0 0 3px rgba(61, 80, 73, 0.15);
    background: #FFFFFF !important;
}
#login-overlay button:hover,
#signup-overlay button:hover {
    transform: translateY(-1px);
}
#login-overlay button,
#signup-overlay button {
    transition: opacity var(--dur), transform var(--dur), background var(--dur), box-shadow var(--dur);
}