/* Base CSS Styling - Taiwan Office Worklog System */
:root {
    --bg-primary: #0b0f19;
    --bg-secondary: #111827;
    --bg-card: rgba(31, 41, 55, 0.6);
    --border-color: rgba(255, 255, 255, 0.05);
    
    --color-text-primary: #f9fafb;
    --color-text-secondary: #9ca3af;
    --color-primary: #f97316; /* Orange accent */
    --color-primary-hover: #ea580c;
    
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
}

body {
    background-color: var(--bg-primary);
    color: var(--color-text-primary);
    margin: 0;
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* App Layout Grid */
.app-container {
    display: flex;
    width: 100vw;
    height: 100vh;
}

/* Left Sidebar styling */
.sidebar {
    width: 260px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px;
    box-sizing: border-box;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.logo-section h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #dc2626 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #ffffff;
    font-size: 18px;
}

.menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    border-radius: 8px;
    transition: all 0.2s ease;
    cursor: pointer;
}

.menu-item:hover, .menu-item.active {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.05);
}

.menu-item.active {
    border-left: 3px solid var(--color-primary);
    background-color: rgba(249, 115, 22, 0.08);
}

.sidebar-footer {
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 16px;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    background-color: rgba(255,255,255,0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--color-primary);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
}

.user-role {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.office-tag {
    font-size: 12px;
    color: var(--color-primary);
    background-color: rgba(249, 115, 22, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    width: fit-content;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Header bar */
.top-header {
    height: 70px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    box-sizing: border-box;
}

.page-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}

/* Sub-Tab Navigation inside dashboard */
.tab-navigation {
    display: flex;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
    padding: 0 32px;
    background-color: var(--bg-secondary);
}

.tab-btn {
    padding: 16px 8px;
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
}

.tab-btn:hover, .tab-btn.active {
    color: #ffffff;
}

.tab-btn.active {
    border-bottom-color: var(--color-primary);
    color: var(--color-primary);
}

/* Content Container */
.content-body {
    flex-grow: 1;
    padding: 32px;
    overflow-y: auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.view-section {
    display: none;
    flex-direction: column;
    gap: 24px;
}

.view-section.active {
    display: flex;
}

/* Dashboard Summary Cards Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.5px;
}

.card-value {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
}

.card-desc {
    font-size: 12px;
    color: var(--color-text-secondary);
}

/* Forms styling */
.form-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px;
    max-width: 800px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-field input, .form-field select, .form-field textarea {
    padding: 10px 14px;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    color: #ffffff;
    font-size: 14px;
    outline: none;
    transition: all 0.2s ease;
}

.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
    border-color: var(--color-primary);
    background-color: rgba(255, 255, 255, 0.07);
}

.radio-group {
    display: flex;
    gap: 16px;
    align-items: center;
    height: 40px;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    cursor: pointer;
}

.radio-option input {
    accent-color: var(--color-primary);
    cursor: pointer;
}

/* Buttons */
.btn-primary {
    padding: 10px 24px;
    background-color: var(--color-primary);
    border: none;
    border-radius: 6px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

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

.btn-secondary {
    padding: 10px 24px;
    background-color: transparent;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--color-text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Table layout & matrix tables */
.table-responsive {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-card);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

th, td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

th {
    background-color: rgba(255, 255, 255, 0.02);
    font-weight: 600;
    color: var(--color-text-secondary);
}

tr:hover {
    background-color: rgba(255, 255, 255, 0.01);
}

/* highlight total row as orange/light orange */
tr.total-row {
    background-color: rgba(249, 115, 22, 0.15) !important;
    font-weight: 700;
    border-top: 2px solid var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

/* Tag states for verification status */
.badge-status {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* Action icons/links */
.action-links {
    display: flex;
    gap: 12px;
}

.action-link {
    color: var(--color-primary);
    text-decoration: none;
    cursor: pointer;
    font-weight: 500;
}

.action-link:hover {
    text-decoration: underline;
}

.action-link.delete {
    color: var(--color-danger);
}

/* Search and Filters panel */
.filters-panel {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 16px 24px;
    border-radius: 8px;
    margin-bottom: 16px;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-size: 13px;
    color: var(--color-text-secondary);
}

.filter-group select, .filter-group input {
    padding: 8px 12px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: #ffffff;
    font-size: 13px;
    outline: none;
}

/* Configuration settings grids */
.config-grid {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 32px;
}

.config-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.config-panel h3 {
    margin-top: 0;
    font-size: 16px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.list-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 300px;
    overflow-y: auto;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

/* Dialog Overlay */
.dialog-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 100;
    justify-content: center;
    align-items: center;
}

.dialog-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 100%;
    max-width: 500px;
    padding: 32px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.dialog-title {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
}

.dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* 修正部分瀏覽器下拉選單選項文字白色背景白色字的看不見問題 */
select option {
    background-color: #1f2937; /* var(--bg-secondary) or fallback */
    color: #ffffff;
}

/* Sticky table header and column settings for matrices */
.table-responsive {
    max-height: 600px;
    overflow-y: auto;
    overflow-x: auto;
}

.table-responsive th {
    position: sticky;
    top: 0;
    z-index: 10;
    background-color: #111827 !important; /* solid bg matching --bg-secondary */
}

/* Specific intersection date th */
.table-responsive th:first-child {
    position: sticky;
    left: 0;
    z-index: 20;
    background-color: #111827 !important;
}

/* Sticky first column for Dates */
.table-responsive td:first-child {
    position: sticky;
    left: 0;
    z-index: 5;
    background-color: #111827 !important;
    font-weight: bold;
}

/* Print styles for reports and custom notes */
@media print {
    .table-note-container {
        border: none !important;
        background: transparent !important;
        padding: 0 !important;
        margin-top: 20px !important;
    }
    .table-note-container h4 {
        font-size: 14px !important;
        color: #000 !important;
        border-bottom: 1px solid #ccc !important;
        padding-bottom: 5px !important;
        margin-bottom: 8px !important;
    }
    .table-note-container h4 span:last-child {
        display: none !important;
    }
    .table-note-textarea {
        border: none !important;
        background: transparent !important;
        color: #000 !important;
        padding: 0 !important;
        font-size: 13px !important;
        height: auto !important;
        min-height: auto !important;
        resize: none !important;
        overflow: visible !important;
        font-family: inherit !important;
    }
}

/* ==========================================================================
   Responsive Web Design (RWD) for Mobile Devices (max-width: 768px)
   ========================================================================== */
.mobile-header {
    display: none;
}

@media (max-width: 768px) {
    body {
        overflow: auto;
        height: auto;
    }
    
    .app-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
        width: 100%;
        overflow-x: hidden;
    }

    /* Mobile Header */
    .mobile-header {
        display: flex !important;
        justify-content: space-between;
        align-items: center;
        background-color: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        padding: 0 20px;
        height: 60px;
        box-sizing: border-box;
        width: 100%;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 1000;
    }

    .mobile-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-weight: 700;
        font-size: 15px;
    }

    .menu-toggle-btn {
        background: none;
        border: none;
        color: var(--color-text-primary);
        cursor: pointer;
        padding: 4px;
        outline: none;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* Off-canvas Mobile Drawer Sidebar */
    .sidebar {
        position: fixed;
        top: 0;
        left: -260px;
        width: 260px;
        height: 100vh;
        z-index: 999;
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
        background-color: var(--bg-secondary);
        border-right: 1px solid var(--border-color);
        padding: 20px;
    }

    .sidebar.active {
        left: 0;
    }

    /* Backdrop overlay when sidebar is open */
    .mobile-backdrop {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        z-index: 998;
        display: none;
    }

    .mobile-backdrop.active {
        display: block;
    }

    /* Main Content adjust */
    .main-content {
        height: auto;
        min-height: calc(100vh - 60px);
        overflow: visible;
        width: 100%;
        padding-top: 60px;
        box-sizing: border-box;
    }

    .top-header {
        height: auto;
        padding: 16px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .top-header .page-title {
        font-size: 20px;
    }

    .content-body {
        padding: 16px 20px;
        height: auto;
        overflow: visible;
    }

    /* Navigation tabs horizontal scroll on mobile */
    .tab-navigation {
        display: flex;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
        gap: 6px;
        padding: 8px 20px 4px 20px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .tab-btn {
        padding: 6px 12px;
        font-size: 13px;
        flex-shrink: 0;
    }

    /* Stats Grid */
    .stats-grid {
        grid-template-columns: 1fr !important;
        gap: 12px;
    }

    .stat-card {
        padding: 16px;
    }

    /* Forms */
    .form-grid {
        grid-template-columns: 1fr !important;
        gap: 12px;
    }

    /* Config panel grids (IP & settings) */
    .config-grid {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }

    /* Table tweaks */
    .table-responsive {
        border-radius: 6px;
    }

    /* Quick Action Button layouts */
    .view-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .action-group {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .action-group button, 
    .action-group a,
    .action-group label {
        flex: 1;
        min-width: 120px;
        text-align: center;
        justify-content: center;
    }

    /* Appt view grids */
    .appt-grid-layout {
        grid-template-columns: 1fr !important;
        gap: 16px;
    }

    /* Adjust modal content paddings */
    .modal-content {
        width: 90% !important;
        padding: 20px !important;
    }
}