:root {
    --primary: #2563eb;
    --primary-light: #eff6ff;
    --secondary: #64748b;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --success: #10b981;
    --danger: #ef4444;
    --sidebar-bg: #1e293b;
    --sidebar-text: #f8fafc;
    --radius: 12px;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /* 전역 스크롤바 숨김 */
    -ms-overflow-style: none; /* IE and Edge */
    scrollbar-width: none; /* Firefox */
}
*::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

body {
    font-family: 'Inter', 'Noto Sans KR', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
}

.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: #fff;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    margin-bottom: 32px;
}

.avatar {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.sidebar-nav .nav-group {
    margin-bottom: 24px;
}

.sidebar-nav h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: #94a3b8;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav li {
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.sidebar-nav li i {
    width: 18px;
}

.sidebar-nav li:hover {
    background: rgba(255, 255, 255, 0.05);
}

.sidebar-nav li.active {
    background: var(--primary);
    color: white;
}

.sidebar-footer {
    margin-top: auto;
}

.btn-logout {
    width: 100%;
    padding: 10px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.1);
    color: #fff;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    padding: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.main-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.date-picker {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    cursor: pointer;
}

.btn {
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
}

.btn-outline {
    background: white;
    border: 1px solid var(--border);
    color: var(--text-main);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-pdf { background: #fee2e2; color: #b91c1c; border: 1px solid #fca5a5; }
.btn-excel { background: #dcfce7; color: #15803d; border: 1px solid #86efac; }

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card-full { grid-column: span 2; }
.card-half { grid-column: span 1; }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-header h3 {
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-main);
}

.badge {
    padding: 4px 10px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

.data-table th {
    text-align: center;
    padding: 12px;
    background: #f8fafc;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.text-up { color: var(--success); font-weight: 600; }
.text-down { color: var(--danger); font-weight: 600; }

.grid-2 {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 24px;
}

.chart-container {
    height: 300px;
}

.chart-container-small {
    height: 200px;
    width: 200px;
    margin: 0 auto;
    display: block;
    position: relative;
}

.chart-container-small canvas {
    max-width: 100% !important;
    max-height: 100% !important;
}

.section-desc {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
    background: #f1f5f9;
    padding: 12px;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

/* Inflow specific */
.mt-4 { margin-top: 1rem; }

/* Exposure Status */
.keyword-status ul {
    list-style: none;
}

.keyword-status li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border);
}

.rank-badge {
    color: var(--primary);
    font-weight: bold;
}

.image-preview {
    display: flex;
    gap: 12px;
}

.preview-box {
    flex: 1;
    text-align: center;
}

.preview-box .label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: block;
}

.img-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: #e2e8f0;
    border-radius: 8px;
    background-size: cover;
    background-position: center;
}

/* Plan section */
.styled-textarea {
    width: 100%;
    height: 120px;
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
    font-family: inherit;
    resize: none;
    background: #f8fafc;
}

.styled-textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
}

/* Transfer info */
.transfer-info-box {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 20px;
    border-radius: var(--radius);
}

.info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

.info-row:last-child { margin-bottom: 0; }

.info-row .label { color: var(--secondary); font-size: 0.85rem; }
.info-row .value { font-weight: 600; }
.info-row .value.highlight { color: var(--primary); font-size: 1.25rem; }

/* Deposit Section */
.grid-deposit {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 24px;
}

.calendar-mini {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}

.calendar-header {
    text-align: center;
    font-weight: bold;
    margin-bottom: 12px;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    text-align: center;
    font-size: 0.75rem;
}

.cal-day {
    padding: 8px 0;
    border-radius: 4px;
}

.cal-day.active { background: var(--primary); color: white; }

/* Company Info Grid */
.grid-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.info-group label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    text-transform: uppercase;
}

.info-group p {
    font-weight: 500;
}

.info-group a {
    color: var(--primary);
    text-decoration: none;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    animation: fadeIn 0.5s ease-out forwards;
}

/* Print Optimization */
/* ==========================================================================
   Print Optimization (Standard A4)
   ========================================================================== */
@media print {
    /* 1. 기본 인쇄 여백 설정 */
    @page {
        size: A4 portrait;
        margin-top: 15mm !important;
        margin-bottom: 10mm !important;
        margin-left: 10mm !important;
        margin-right: 10mm !important;
    }

    /* 2. 레이아웃 초기화 */
    html, body, #app, .app-layout, .main-content, .dashboard-grid {
        height: auto !important;
        overflow: visible !important;
        display: block !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        background: white !important;
    }

    /* 3. 불필요 UI 숨김 */
    .sidebar, .btn, .breadcrumb, .date-picker, .badge, .btn-sm, .card-actions, .main-header-actions {
        display: none !important;
    }

    /* 4. 카드 및 콘텐츠 최적화 */
    .card {
        page-break-inside: avoid !important;
        margin-bottom: 10px !important;
        padding: 12px 16px !important;
        border: 1px solid #f1f5f9 !important;
        box-shadow: none !important;
    }

    /* 5. 비율 및 여백 압축 (2페이지 안착 목적) */
    .chart-container {
        height: 240px !important;
        width: 100% !important;
    }

    .data-table td, .data-table th {
        padding: 8px 10px !important;
        font-size: 0.8rem !important;
    }

    canvas {
        max-width: 100% !important;
        height: auto !important;
    }

    * { color: #1e293b !important; }
}

/* 수동 인쇄 요소 숨김 */
.print-page-logo, .print-header, .print-footer {
    display: none !important;
}

.empty-table-msg {
    padding: 60px !important;
    text-align: center;
    color: #94a3b8;
    background: #f8fafc;
    font-size: 0.95rem;
    border-radius: 0 0 12px 12px;
}

.empty-chart-msg {
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    color: #94a3b8;
    border-radius: 12px;
    border: 1px dashed #e2e8f0;
    margin-bottom: 24px;
    font-size: 0.95rem;
}