:root {
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-hover: #f8f9fa;
    --bg-active: #eef6ff;
    --text-main: #333;
    --text-muted: #5f6368;
    --text-subject: #3c4043;
    --border-color: #dee2e6;
    --unread-indicator: #0d6efd;
}

[data-bs-theme="dark"] {
    --bg-body: #0a0c10;
    --bg-card: #12161f;
    --bg-sidebar: #0e1218;
    --bg-hover: #1b222c;
    --bg-active: #1e2836;
    --text-main: #e8eaed;
    --text-muted: #9aa0a6;
    --text-subject: #bdc1c6;
    --border-color: #2a2f39;
    --unread-indicator: #4285f4;

    color-scheme: dark;
}

body {
    font-family: 'Outfit', sans-serif;
    font-weight: 300;
    background-color: var(--bg-body);
    color: var(--text-main);
    transition: background-color 0.3s, color 0.3s;
}

h1,
h2,
h3,
h4,
h5,
h6,
.fw-bold {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600 !important;
}

.sidebar {
    background-color: var(--bg-sidebar) !important;
    border-color: var(--border-color) !important;
}

.sidebar .nav-link {
    border-radius: 8px;
    padding: 10px 15px;
    color: var(--text-muted);
    font-weight: 500;
}

.sidebar .nav-link:hover {
    background-color: var(--bg-hover);
}

.sidebar .nav-link.active {
    background-color: var(--bg-active) !important;
    color: #0d6efd !important;
}

.toolbar {
    background-color: var(--bg-card) !important;
    border-color: var(--border-color) !important;
}

.list-group-item {
    background-color: var(--bg-card);
    border-color: var(--border-color) !important;
    cursor: pointer;
    border-left: 4px solid transparent;
    transition: all 0.2s;
    padding: 15px;
    color: var(--text-main);
}

.list-group-item:hover {
    background-color: var(--bg-hover);
}

.list-group-item.unread {
    background-color: var(--bg-card);
    border-left: 4px solid var(--unread-indicator) !important;
}

.list-group-item.unread .from-name,
.list-group-item.unread .subject {
    font-weight: 700;
    color: var(--text-main) !important;
    opacity: 1 !important;
}

.list-group-item.active {
    background-color: var(--bg-active) !important;
    border-left: 4px solid var(--unread-indicator) !important;
}

.list-group-item.active .from-name,
.list-group-item.active .subject,
.list-group-item.active small.text-muted {
    color: var(--text-main) !important;
}

.from-name {
    color: var(--text-main);
    opacity: 0.7;
    /* Faded for read */
    font-size: 0.95rem;
}

.subject {
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.text-preview {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

#view-body {
    background-color: var(--bg-card);
    min-height: 400px;
    overflow-x: auto;
}

#view-body pre {
    white-space: pre-wrap;
    font-family: inherit;
    color: var(--text-main);
}

.bg-white {
    background-color: var(--bg-sidebar) !important;
}

.bg-light {
    background-color: var(--bg-body) !important;
}

.border-start {
    border-color: var(--border-color) !important;
}

.mail-checkbox-wrapper {
    background-color: var(--bg-body);
    transition: background-color 0.2s;
    flex-shrink: 0;
}

.list-group-item:hover .mail-checkbox-wrapper {
    background-color: var(--bg-hover);
}

.list-group-item.active .mail-checkbox-wrapper {
    background-color: var(--bg-active);
}

.mail-select {
    cursor: pointer;
    width: 18px;
    height: 18px;
}

/* Borderless Action Buttons Hover */
#btn-delete:hover {
    background-color: #fee2e2 !important;
    color: #dc2626 !important;
}

#btn-block-sender:hover {
    background-color: var(--bg-hover) !important;
    color: var(--unread-indicator) !important;
}

[data-bs-theme="dark"] #btn-delete:hover {
    background-color: #450a0a !important;
    color: #ef4444 !important;
}

.modal-content {
    background-color: var(--bg-card);
    color: var(--text-main);
    border-color: var(--border-color);
}

.modal-header,
.modal-footer {
    border-color: var(--border-color);
}

input.form-control,
select.form-select,
textarea.form-control {
    background-color: var(--bg-body) !important;
    color: var(--text-main) !important;
    border-color: var(--border-color) !important;
}

.pagination .page-item {
    margin: 0 2px;
}

.pagination .page-link {
    background-color: transparent !important;
    border: none !important;
    color: var(--text-muted);
    font-weight: 500;
    border-radius: 50% !important;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.pagination .page-link:hover {
    background-color: var(--bg-hover) !important;
    color: var(--unread-indicator);
}

.pagination .page-item.active .page-link {
    background-color: var(--unread-indicator) !important;
    color: #ffffff !important;
    font-weight: 700;
}

.pagination .page-item.disabled .page-link {
    color: #ccc;
    opacity: 0.5;
}

/* Button & UI Adjustments for Dark Mode */
[data-bs-theme="dark"] .btn-outline-dark {
    border-color: #9aa0a6;
    color: #f1f3f4;
}

[data-bs-theme="dark"] .btn-outline-dark:hover {
    background-color: #3c4043;
    border-color: #bdc1c6;
    color: #fff;
}

[data-bs-theme="dark"] .btn-outline-secondary {
    border-color: #5f6368;
    color: #bdc1c6;
}

[data-bs-theme="dark"] .btn-outline-secondary:hover {
    background-color: #3c4043;
    color: #fff;
}

[data-bs-theme="dark"] .btn-outline-secondary.active {
    background-color: var(--unread-indicator);
    border-color: var(--unread-indicator);
    color: #fff;
}

/* Scrollbar Customization */
[data-bs-theme="dark"] ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

[data-bs-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-body);
}

[data-bs-theme="dark"] ::-webkit-scrollbar-thumb {
    background: #333d4d;
    border-radius: 4px;
}

[data-bs-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: #455268;
}

/* Category badge refinements */
.badge {
    font-weight: 700;
    padding: 0.45em 0.8em;
    border-radius: 6px;
    letter-spacing: 0.03em;
    color: #fff !important;
    /* Force white text for solid badges */
}

[data-bs-theme="dark"] .table-light {
    --bs-table-bg: #1a1f29;
    --bs-table-color: #f1f3f4;
    border-color: #2a2f39;
}

[data-bs-theme="dark"] .table {
    --bs-table-color: #e8eaed;
    --bs-table-bg: transparent;
    border-color: #2a2f39;
}

/* Custom categories colors (softened for dark mode) */
[data-bs-theme="dark"] .bg-primary-soft {
    background-color: rgba(13, 110, 253, 0.2);
    color: #6ea8fe;
}

[data-bs-theme="dark"] .bg-info-soft {
    background-color: rgba(3, 169, 244, 0.2);
    color: #64b5f6;
}

[data-bs-theme="dark"] .bg-success-soft {
    background-color: rgba(46, 125, 50, 0.2);
    color: #81c784;
}

[data-bs-theme="dark"] .bg-danger-soft {
    background-color: rgba(198, 40, 40, 0.2);
    color: #e57373;
}

.bg-primary-soft {
    background-color: #e7f1ff;
    color: #0d6efd;
}

.bg-info-soft {
    background-color: #e1f5fe;
    color: #03a9f4;
}

.bg-success-soft {
    background-color: #e8f5e9;
    color: #2e7d32;
}

.bg-danger-soft {
    background-color: #ffebee;
    color: #c62828;
}