:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #1abc9c;
    --background-color: #f5f6fa;
    --card-background: #ffffff;
    --text-color: #2c3e50;
    --border-color: #dcdde1;
    --shadow-color: rgba(0, 0, 0, 0.08);
    
    --role-rector-bg: #ebf5fb;
    --role-associate-bg: #fef9e7;
    --role-guest-bg: #f4ecf7;

    --yes-color: #2ecc71;
    --no-color: #e74c3c;
    --empty-color: #95a5a6;
}

/* User Profile Top Bar styling */
.user-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #f1f2f6;
    padding: 10px 20px;
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
}

.user-actions {
    display: flex;
    gap: 10px;
}

.btn-subtle {
    background: #fff;
    border: 1px solid var(--border-color);
    padding: 5px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--secondary-color);
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-subtle:hover {
    background: #e4e7eb;
    color: var(--primary-color);
}

.logout-link {
    color: var(--no-color);
}

.logout-link:hover {
    background: #fdf2f2;
    border-color: #f5c2c2;
    color: var(--no-color);
}

/* Modal Overlay Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-card {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border: 1px solid #ddd;
    text-align: center;
}

.modal-card h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.modal-card p {
    font-size: 0.9rem;
    color: #7f8c8d;
}

.modal-input {
    width: 100%;
    padding: 12px;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    outline: none;
    text-align: center;
}

.modal-input:focus {
    border-color: var(--accent-color);
}

.modal-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.btn-modal {
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    flex: 1;
}

.btn-save {
    background-color: #2c9a66;
    color: #fff;
}

.btn-save:hover {
    background-color: #237c52;
}

.btn-cancel {
    background-color: #bdc3c7;
    color: #fff;
}

.btn-cancel:hover {
    background-color: #a6acaf;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 900px;
    background: var(--card-background);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px var(--shadow-color);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 25px;
    text-align: center;
}

h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    letter-spacing: -0.5px;
}

.date-selector {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #f8f9fa;
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid var(--border-color);
}

.date-navigator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
}

.nav-arrow-btn {
    background: #ffffff;
    border: 1px solid var(--border-color);
    width: 42px;
    height: 42px;
    border-radius: 50%;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: all 0.2s;
    user-select: none;
}

.nav-arrow-btn:hover {
    background: #f1f2f6;
    border-color: #bdc3c7;
    transform: scale(1.05);
}

.nav-arrow-btn:active {
    transform: scale(0.95);
}

.date-selector input[type="date"] {
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--primary-color);
    font-family: inherit;
    font-weight: 600;
    outline: none;
    cursor: pointer;
}

.date-selector span {
    font-weight: 600;
    color: #7f8c8d;
}

/* Main Table styling */
.table-container {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 680px; /* Limits height to show scrollbar and enable sticky header */
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--card-background);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
}

th, td {
    padding: 12px 10px;
    border: 1px solid var(--border-color);
    font-size: 0.95rem;
}

thead th {
    background-color: #f8f9fa;
    color: var(--secondary-color);
    font-weight: 700;
    position: sticky;
    top: 0;
    z-index: 10;
    box-shadow: inset 0 -1px 0 var(--border-color); /* Preserves bottom border when scrolling */
}

/* Date Row groups */
tr.date-row-start td.date-cell {
    font-weight: 700;
    background-color: #fafbfc;
    vertical-align: middle;
}

/* Hover effects */
tbody tr:hover {
    background-color: rgba(248, 249, 250, 0.5);
}

.type-cell {
    font-weight: 600;
    background-color: #fdfefe;
    color: #7f8c8d;
    font-size: 0.9rem;
}

.sub-type-cell {
    font-size: 0.85rem;
    color: #95a5a6;
    background-color: #fcfcfc;
}

/* Clickable Editable Cells */
.clickable-cell {
    cursor: pointer;
    position: relative;
    user-select: none;
    transition: background-color 0.2s, transform 0.1s;
}

.clickable-cell:hover {
    background-color: rgba(26, 188, 156, 0.08);
}

.clickable-cell:active {
    transform: scale(0.97);
}

/* Status styles */
.status-yes {
    color: var(--yes-color);
    font-weight: 800;
    font-size: 1.5rem; /* Increased size */
}

.status-no {
    color: var(--no-color);
    font-weight: 800;
    font-size: 1.3rem; /* Increased size */
}

.status-empty {
    color: #bdc3c7;
    font-size: 0.9rem;
}

.status-mass {
    color: #2980b9; /* Bright blue for Mass */
    font-weight: 800;
}

/* Guest input styling */
.guest-input {
    width: 100%;
    border: 1px solid transparent;
    background: transparent;
    text-align: center;
    font-size: 0.95rem;
    padding: 4px;
    border-radius: 4px;
    outline: none;
    color: var(--text-color);
    font-family: inherit;
    transition: all 0.2s;
}

.guest-input:focus {
    border-color: var(--accent-color);
    background: #fff;
    box-shadow: 0 0 5px rgba(26, 188, 156, 0.3);
}

/* Top Badge Headers for Roles */
.header-rector { background-color: var(--role-rector-bg) !important; color: #2980b9 !important; }
.header-associate { background-color: var(--role-associate-bg) !important; color: #d35400 !important; }
.header-guest { background-color: var(--role-guest-bg) !important; color: #8e44ad !important; }

/* Tip banner */
.tip-banner {
    margin-top: 20px;
    background-color: #fcf3cf;
    border-left: 4px solid #f1c40f;
    padding: 12px 15px;
    border-radius: 6px;
    font-size: 0.85rem;
    color: #7f8c8d;
    word-break: keep-all;
    line-height: 1.6;
    text-align: left;
}

.tip-banner strong {
    color: #d35400;
}

/* Guest counter styling */
.guest-counter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    width: 100%;
}

.guest-counter .guest-input {
    width: 40px;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 600;
    font-size: 1rem;
    padding: 0;
    outline: none;
    -moz-appearance: textfield; /* Firefox */
}

.guest-counter .guest-input::-webkit-outer-spin-button,
.guest-counter .guest-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.btn-counter {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    color: var(--secondary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    user-select: none;
}

.btn-counter:hover {
    background: #e4e7eb;
    border-color: #bdc3c7;
    transform: scale(1.1);
}

.btn-counter:active {
    transform: scale(0.9);
}

/* Responsive adjustment */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    .container {
        padding: 15px;
    }
    h1 {
        font-size: 1.5rem;
    }
    .date-selector {
        flex-direction: column;
        gap: 8px;
        border-radius: 15px;
    }
    th, td {
        padding: 8px 5px;
        font-size: 0.85rem;
    }
}

/* Saturday and Sunday backgrounds */
tr.sat-row td {
    background-color: #f0f9ff !important; /* Extremely light sky blue */
}
tr.sun-row td {
    background-color: #fff1f2 !important; /* Extremely light pink */
}

tbody tr.sat-row:hover td {
    background-color: #e0f2fe !important;
}
tbody tr.sun-row:hover td {
    background-color: #ffe4e6 !important;
}

/* Guest display styling */
.guest-display {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
}
.editable-guest {
    cursor: pointer;
    padding: 4px 12px;
    border-radius: 6px;
    background-color: #f8f9fa;
    border: 1px dashed var(--border-color);
    display: inline-block;
    min-width: 40px;
    transition: all 0.2s;
}
.editable-guest:hover {
    background-color: rgba(142, 68, 173, 0.08); /* Guest header purple theme */
    border-color: #8e44ad;
    color: #8e44ad;
}

/* Clickable cleaning cell styling */
.clickable-cell-clean {
    cursor: pointer;
    position: relative;
    user-select: none;
    transition: background-color 0.2s, transform 0.1s;
}

.clickable-cell-clean:hover {
    background-color: rgba(26, 188, 156, 0.08);
}

.clickable-cell-clean:active {
    transform: scale(0.97);
}

.clickable-cell-clean .status-indicator {
    font-size: 0.95rem;
    font-weight: 700;
}

/* Guest Mass Input Styling */
.guest-mass-input {
    width: 100%;
    border: 1px dashed var(--border-color);
    background: #f8f9fa;
    text-align: center;
    font-size: 0.95rem;
    padding: 6px;
    border-radius: 6px;
    outline: none;
    color: var(--text-color);
    font-family: inherit;
    transition: all 0.2s;
}

.guest-mass-input:focus {
    border-color: #8e44ad; /* Guest purple theme */
    background: #fff;
    box-shadow: 0 0 5px rgba(142, 68, 173, 0.3);
}