:root {
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
    --text-primary: #333;
    --text-secondary: #666;
    --primary-color: #667eea;

    /* Status Colors */
    --status-home: #95a5a6;
    /* 帰宅 - Gray */
    --status-a: #2ecc71;
    /* A室 - Green */
    --status-b: #e74c3c;
    /* B室 - Red */
    --status-c: #3498db;
    /* C室 - Blue */
    --status-meeting: #f39c12;
    /* 講義/会議 - Orange */
    --status-exam: #9b59b6;
    /* 強度試験室 - Purple */
    --status-meal: #e67e22;
    /* 食事 - Dark Orange */
    --status-d: #3f51b5;
    /* D室 - Indigo */
    --status-mnc: #e91e63;
    /* MNC - Pink */
    --status-creation: #8bc34a;  
    /* 創造工学センター - Sage Green */
    --status-business: #2c3e50;
    /* 出張/学会 - Dark Navy */  
    --status-other: #16a085;
    /* その他 - Teal */
}

/* ... (keep existing body styles until status-point) ... */

/* Status Specific Styles */
.status-point.帰宅 {
    background-color: var(--status-home);
}

.status-point.A室 {
    background-color: var(--status-a);
}

.status-point.B室 {
    background-color: var(--status-b);
}

.status-point.C室 {
    background-color: var(--status-c);
}

.status-point.D室 {
    background-color: var(--status-d);
}

.status-point.講義\/会議 {
    background-color: var(--status-meeting);
}

.status-point.強度試験室 {
    background-color: var(--status-exam);
}

.status-point.食事 {
    background-color: var(--status-meal);
}

.status-point.MNC {
    background-color: var(--status-mnc);
}

.status-point.創造工学センター {
    background-color: var(--status-creation);
}

.status-point.出張\/学会 {
    background-color: var(--status-business);
}

.status-point.その他 {
    background-color: var(--status-other);
}

/* Left border strip for cards */
.user-card.帰宅 {
    border-left: 5px solid var(--status-home);
}

.user-card.A室 {
    border-left: 5px solid var(--status-a);
}

.user-card.B室 {
    border-left: 5px solid var(--status-b);
}

.user-card.C室 {
    border-left: 5px solid var(--status-c);
}

.user-card.D室 {
    border-left: 5px solid var(--status-d);
}

.user-card.講義\/会議 {
    border-left: 5px solid var(--status-meeting);
}

.user-card.強度試験室 {
    border-left: 5px solid var(--status-exam);
}

.user-card.食事 {
    border-left: 5px solid var(--status-meal);
}

.user-card.MNC {
    border-left: 5px solid var(--status-mnc);
}

.user-card.創造工学センター {
    border-left: 5px solid var(--status-creation);
}

.user-card.出張\/学会 {
    border-left: 5px solid var(--status-business);
}

.user-card.その他 {
    border-left: 5px solid var(--status-other);
}

/* ... (Update monitor card styles similarly) ... */

/* Monitor Status Colors (High Contrast) */
.monitor-card.帰宅 {
    background: rgba(149, 165, 166, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.A室 {
    background: rgba(46, 204, 113, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.B室 {
    background: rgba(231, 76, 60, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.C室 {
    background: rgba(52, 152, 219, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.D室 {
    background: rgba(63, 81, 181, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.講義\/会議 {
    background: rgba(243, 156, 18, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.強度試験室 {
    background: rgba(155, 89, 182, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.食事 {
    background: rgba(230, 126, 34, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.MNC {
    background: rgba(233, 30, 99, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.創造工学センター {
    background: rgba(139, 195, 74, 0.85); /* --status-creation の rgba版 */
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.出張\/学会 {
    background: rgba(44, 62, 80, 0.85); /* --status-business の rgba版 */
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.その他 {
    background: rgba(22, 160, 133, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

body {
    background: var(--bg-gradient);
    min-height: 100vh;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-primary);
    padding-bottom: 2rem;
}

/* Glassmorphism Utilities */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.glass-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

/* Card Styling */
.user-card {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    padding: 1rem;
    margin-bottom: 1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

.user-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.avatar-small {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid white;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    margin-right: 15px;
    background-color: #eee;
}

/* Status Indicators */
.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}

/* Status Specific Styles */
.status-point.帰宅 {
    background-color: var(--status-home);
}

.status-point.A室 {
    background-color: var(--status-a);
}

.status-point.B室 {
    background-color: var(--status-b);
}

.status-point.C室 {
    background-color: var(--status-c);
}

.status-point.会議 {
    background-color: var(--status-meeting);
}

.status-point.試験室 {
    background-color: var(--status-exam);
}

.status-point.食事 {
    background-color: var(--status-meal);
}

.status-point.その他 {
    background-color: var(--status-other);
}

/* Left border strip for cards */
.user-card.帰宅 {
    border-left: 5px solid var(--status-home);
}

.user-card.A室 {
    border-left: 5px solid var(--status-a);
}

.user-card.B室 {
    border-left: 5px solid var(--status-b);
}

.user-card.C室 {
    border-left: 5px solid var(--status-c);
}

.user-card.会議 {
    border-left: 5px solid var(--status-meeting);
}

.user-card.試験室 {
    border-left: 5px solid var(--status-exam);
}

.user-card.食事 {
    border-left: 5px solid var(--status-meal);
}

.user-card.その他 {
    border-left: 5px solid var(--status-other);
}

/* Form Elements */
.form-control-glass {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    color: var(--text-primary);
}

.form-control-glass:focus {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.3);
    border-color: var(--primary-color);
}

.btn-glass {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 20px;
    padding: 0.5rem 1.5rem;
    font-weight: 600;
    transition: opacity 0.2s;
}

.btn-glass:hover {
    opacity: 0.9;
    color: white;
}

.btn-time-helper {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #555;
    font-size: 0.8em;
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: 4px;
}

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

.btn-logout {
    background: rgba(255, 50, 50, 0.1);
    color: #c0392b;
    border: 1px solid rgba(255, 50, 50, 0.2);
}

.btn-logout:hover {
    background: rgba(255, 50, 50, 0.2);
    color: #c0392b;
}

/* Category Headers */
.category-header {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-weight: bold;
    padding: 0.75rem 1rem;
    border-radius: 12px 12px 0 0;
    backdrop-filter: blur(4px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.category-group {
    margin-bottom: 2rem;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Update Form */
.update-form-container {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed rgba(0, 0, 0, 0.1);
}

/* MONITOR MODE */
body.monitor-mode {
    background: var(--bg-gradient);
    color: white;
}

.monitor-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    margin-bottom: 0;
    height: 100%;
}

.monitor-card .user-name {
    font-size: 1rem;
    font-weight: bold;
}

.monitor-card .user-status {
    font-size: 0.9rem;
}

.monitor-card .user-comment {
    font-size: 0.85rem;
    color: #bdc3c7;
}

/* Monitor Status Colors (High Contrast) */
.monitor-card.帰宅 {
    background: rgba(149, 165, 166, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.A室 {
    background: rgba(46, 204, 113, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.B室 {
    background: rgba(231, 76, 60, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.C室 {
    background: rgba(52, 152, 219, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.会議 {
    background: rgba(243, 156, 18, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.試験室 {
    background: rgba(155, 89, 182, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.monitor-card.食事 {
    background: rgba(230, 126, 34, 0.85);
    border: 1px solid white;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}


/* Main Content Spacing */
.main-content {
    padding-top: 80px;
}

@media (max-width: 991.98px) {
    .main-content {
        padding-top: 100px;
        /* Reduced from 140px since labels are hidden */
    }
}

@media (max-width: 575.98px) {
    .main-content {
        padding-top: 140px;
        /* Slightly more on very small if wrapping occurs */
    }

    .navbar-brand {
        font-size: 1rem;
    }

    #room-filter {
        width: 100px !important;
    }
}

/* Mobile padding adjustments for monitor */
.main-monitor-content {
    padding-top: 70px;
}

@media (max-width: 575.98px) {
    .main-monitor-content {
        padding-top: 100px;
    }
}

/* Schedule Styles */
#today-schedule-container {
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    padding: 10px;
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.schedule-header {
    font-weight: bold;
    color: var(--primary-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.schedule-item {
    padding: 6px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.schedule-item:last-child {
    border-bottom: none;
}

.schedule-time {
    font-weight: bold;
    color: #444;
    margin-right: 12px;
    white-space: nowrap;
}

.schedule-info {
    flex-grow: 1;
    text-align: right;
    color: #555;
    word-break: break-all;
}

.schedule-empty {
    color: #888;
    text-align: center;
    padding: 5px 0;
    font-style: italic;
}