/* Message Hub Custom Styles — unified dark dashboard theme */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #22c55e;
    --warning-color: #fbbf24;
    --danger-color: #ef4444;
    --info-color: #38bdf8;
    --light-color: #f5f7fa;
    --dark-color: #212529;

    --mh-bg: #0f1218;
    --mh-surface: #171d29;
    --mh-surface-2: #1c2331;
    --mh-border: #242c3c;
    --mh-text: #e7eaf0;
    --mh-muted: #9aa3b2;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--mh-text);
    background:
        radial-gradient(1200px 620px at 18% -12%, rgba(59, 130, 246, 0.14), transparent 60%),
        linear-gradient(180deg, #0f1218 0%, #0b0e14 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 { color: #ffffff; }

a { color: #7aa2ff; }
a:hover { color: #a5c0ff; }

/* Navigation: dark surface instead of a big bright-blue bar */
.navbar.bg-primary {
    background-color: #0c1017 !important;
    border-bottom: 1px solid var(--mh-border);
}
.navbar-brand { font-weight: 600; color: #ffffff; }
.navbar-brand i { color: #3b82f6; }
.navbar .nav-link { color: #b7c0d0; }
.navbar .nav-link:hover,
.navbar .nav-link.active { color: #ffffff; }
.navbar .badge.bg-success {
    background-color: #22c55e !important;
    color: #04150b !important;
}

/* Cards & surfaces */
.card {
    background-color: var(--mh-surface);
    border: 1px solid var(--mh-border);
    box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.25);
    color: var(--mh-text);
}
.card-header {
    background-color: var(--mh-surface-2);
    border-bottom: 1px solid var(--mh-border);
}
.card-subtitle.text-muted,
.text-muted { color: var(--mh-muted) !important; }
.card-title { color: #ffffff; }

/* Message cards */
.message-card { transition: all 0.3s ease; cursor: pointer; }
.message-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.35);
}
.message-card.unread {
    border-left: 4px solid var(--primary-color);
    background-color: var(--mh-surface);
}
.message-card.read {
    background-color: #12161f;
    opacity: 0.92;
}
.message-meta { font-size: 0.875rem; color: var(--mh-muted); }
.message-content { line-height: 1.5; word-wrap: break-word; }
.message-content.truncated {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Status indicators */
.status-indicator { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }
.status-read { background-color: var(--success-color); }
.status-unread { background-color: var(--warning-color); }

/* Stats cards */
.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
}
.stat-card .card-title { font-size: 2rem; font-weight: 700; }

/* Filter form */
.filter-form {
    background-color: var(--mh-surface);
    border: 1px solid var(--mh-border);
    border-radius: 0.5rem;
    color: var(--mh-text);
}
.form-control, .form-select {
    background-color: var(--mh-surface-2);
    border-color: var(--mh-border);
    color: var(--mh-text);
}
.form-control:focus, .form-select:focus {
    background-color: var(--mh-surface-2);
    border-color: var(--primary-color);
    color: var(--mh-text);
}
.form-control::placeholder { color: #6b7484; }
.form-check-label { color: var(--mh-text); }

/* Buttons */
.btn-primary { background-color: #2563eb; border-color: #2563eb; }
.btn-primary:hover { background-color: #1d4ed8; border-color: #1d4ed8; }
.btn-outline-primary { color: #8ab1ff; border-color: #3b82f6; }
.btn-outline-primary:hover { background-color: #3b82f6; color: #ffffff; }
.btn-outline-success { color: #4ade80; border-color: #16a34a; }
.btn-outline-success:hover { background-color: #16a34a; color: #ffffff; }
.btn-outline-primary:hover { transform: translateY(-1px); }

/* Pagination */
.pagination .page-link { background-color: var(--mh-surface-2); border-color: var(--mh-border); color: #cbd5e1; }
.pagination .page-item.active .page-link { background-color: var(--primary-color); border-color: var(--primary-color); color: #ffffff; }

/* Footer */
footer.bg-light { background-color: #0c1017 !important; }
footer .text-muted { color: var(--mh-muted) !important; }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 1055; }
.toast { background-color: var(--mh-surface-2); color: var(--mh-text); border: 1px solid var(--mh-border); }

/* Utilities */
.text-truncate-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.border-start-primary { border-left: 4px solid var(--primary-color) !important; }
.border-start-success { border-left: 4px solid var(--success-color) !important; }
.border-start-warning { border-left: 4px solid var(--warning-color) !important; }

/* Loading states */
.loading { opacity: 0.6; pointer-events: none; }
.spinner-border-sm { width: 1rem; height: 1rem; }

/* Responsive */
@media (max-width: 768px) {
    .container-fluid { padding-left: 15px; padding-right: 15px; }
    .message-card .card-body { padding: 1rem; }
    .btn-group .btn { padding: 0.375rem 0.5rem; font-size: 0.875rem; }
}