/* ============================================
   First Generation Holdings - Research System
   ============================================
   Clean, minimalist design matching LP CRM.
   ============================================ */

/* --- Brand Colors --- */
:root {
    --fgh-navy: #1e3a5f;
    --fgh-navy-dark: #152a45;
    --fgh-navy-light: #2a4a73;
    --fgh-gray-50: #f8fafc;
    --fgh-gray-100: #f1f5f9;
    --fgh-gray-200: #e2e8f0;
    --fgh-gray-300: #cbd5e1;
    --fgh-gray-400: #94a3b8;
    --fgh-gray-500: #64748b;
    --fgh-gray-600: #475569;
    --fgh-gray-700: #334155;
}

/* --- Base Typography --- */
body {
    font-size: 0.875rem;
    color: var(--fgh-gray-700);
    background-color: var(--fgh-gray-50);
}

/* --- Override Bootstrap primary color --- */
.btn-primary {
    background-color: var(--fgh-navy);
    border-color: var(--fgh-navy);
    font-weight: 500;
    font-size: 0.8125rem;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--fgh-navy-dark);
    border-color: var(--fgh-navy-dark);
}

.btn-outline-primary {
    color: var(--fgh-navy);
    border-color: var(--fgh-navy);
    font-size: 0.8125rem;
}

.btn-outline-primary:hover {
    background-color: var(--fgh-navy);
    border-color: var(--fgh-navy);
    color: #fff;
}

.btn-outline-secondary {
    font-size: 0.8125rem;
    color: var(--fgh-gray-600);
    border-color: var(--fgh-gray-300);
}

.btn-outline-secondary:hover {
    background-color: var(--fgh-gray-100);
    border-color: var(--fgh-gray-300);
    color: var(--fgh-gray-700);
}

.btn-link {
    font-size: 0.8125rem;
    color: var(--fgh-navy);
    text-decoration: none;
}

.btn-link:hover {
    color: var(--fgh-navy-dark);
}

/* --- Navbar --- */
.navbar {
    background-color: var(--fgh-navy) !important;
    padding: 0.5rem 1rem;
}

.navbar-brand img {
    height: 26px;
    width: auto;
}

.navbar .form-control {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 0.8125rem;
}

.navbar .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.navbar .form-control:focus {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: none;
    color: #fff;
}

/* --- Sidebar (Desktop) --- */
#sidebar-desktop {
    background-color: #fff;
    border-right: 1px solid var(--fgh-gray-200);
    z-index: 1020;
}

#sidebar-desktop .nav-link {
    color: var(--fgh-gray-600);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    transition: all 0.15s ease;
}

#sidebar-desktop .nav-link:hover {
    background-color: var(--fgh-gray-100);
    color: var(--fgh-navy);
}

#sidebar-desktop .nav-link.active {
    background-color: var(--fgh-navy);
    color: #fff !important;
}

#sidebar-desktop .nav-link i {
    font-size: 1rem;
    opacity: 0.8;
}

#sidebar-desktop hr {
    border-color: var(--fgh-gray-200);
    margin: 0.75rem 0;
}

/* --- Main content area --- */
main {
    min-width: 0;
    background-color: var(--fgh-gray-50);
}

/* --- Cards --- */
.card {
    border: 1px solid var(--fgh-gray-200);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    background-color: #fff;
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid var(--fgh-gray-100);
    padding: 0.875rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* --- Stat Cards --- */
.stat-card {
    border: 1px solid var(--fgh-gray-200);
    transition: box-shadow 0.2s ease;
    text-align: center;
    padding: 1.5rem;
}

.stat-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--fgh-navy);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--fgh-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-top: 0.25rem;
}

/* --- Thesis direction badges --- */
.badge-long {
    background-color: #198754;
}

.badge-short {
    background-color: #dc3545;
}

.badge-neutral {
    background-color: #6c757d;
}

/* --- Tables --- */
.table {
    font-size: 0.8125rem;
}

.table th {
    font-weight: 600;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--fgh-gray-500);
    border-bottom: 1px solid var(--fgh-gray-200);
    padding: 0.625rem 1rem;
    background-color: var(--fgh-gray-50);
}

.table td {
    padding: 0.625rem 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--fgh-gray-100);
    color: var(--fgh-gray-600);
}

.table-hover tbody tr:hover {
    background-color: var(--fgh-gray-50);
}

/* --- Empty States --- */
.empty-state {
    text-align: center;
    padding: 2.5rem 1.5rem;
    color: var(--fgh-gray-400);
}

.empty-state > i {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    display: block;
}

.empty-state p {
    font-size: 0.8125rem;
    margin: 0;
}

/* --- Links --- */
a {
    color: var(--fgh-navy);
}

a:hover {
    color: var(--fgh-navy-dark);
}

/* --- Login page styling --- */
.login-card {
    max-width: 380px;
    margin: 0 auto;
}

.login-logo {
    max-width: 180px;
    height: auto;
    margin-bottom: 1.25rem;
}

/* --- Form focus states --- */
.form-control, .form-select {
    font-size: 0.875rem;
    border-color: var(--fgh-gray-300);
}

.form-control:focus, .form-select:focus {
    border-color: var(--fgh-navy);
    box-shadow: 0 0 0 2px rgba(30, 58, 95, 0.1);
}

/* --- Dropdown menus --- */
.dropdown-item {
    font-size: 0.8125rem;
}

.dropdown-item.active, .dropdown-item:active {
    background-color: var(--fgh-navy);
}

/* --- Pagination --- */
.page-link {
    font-size: 0.8125rem;
    color: var(--fgh-navy);
}

.page-item.active .page-link {
    background-color: var(--fgh-navy);
    border-color: var(--fgh-navy);
}

/* --- Alerts --- */
.alert {
    font-size: 0.8125rem;
    border-radius: 6px;
}

/* --- Badges --- */
.badge {
    font-weight: 500;
    font-size: 0.6875rem;
    padding: 0.25rem 0.5rem;
}

/* ============================================
   Split Layout: Content Top, Sergey Bottom
   ============================================ */

/* Desktop: Main content wrapper splits into top/bottom */
@media (min-width: 992px) {
    #page-wrapper {
        display: flex;
        flex-direction: column;
        height: calc(100vh - 56px);  /* Full height minus navbar */
    }

    #main-content-area {
        flex: 1;
        overflow-y: auto;
        padding: 1.5rem;
    }

    #sergey-chat-area {
        height: 350px;
        border-top: 2px solid var(--fgh-gray-200);
        background: #fff;
        display: flex;
        flex-direction: column;
    }
}

/* Mobile: Stack normally, Sergey at bottom */
@media (max-width: 991.98px) {
    #page-wrapper {
        display: flex;
        flex-direction: column;
        min-height: calc(100vh - 56px);
    }

    #main-content-area {
        flex: 1;
        padding: 1rem;
    }

    #sergey-chat-area {
        height: 300px;
        border-top: 2px solid var(--fgh-gray-200);
        background: #fff;
        display: flex;
        flex-direction: column;
    }
}

/* ============================================
   Mobile Responsive Styles
   ============================================ */
@media (max-width: 991.98px) {
    .card-body {
        padding: 1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.6875rem;
    }

    .form-control, .form-select {
        font-size: 16px;
    }

    .table th, .table td {
        padding: 0.5rem 0.75rem;
        font-size: 0.75rem;
    }

    h1, .h1 {
        font-size: 1.5rem;
    }

    h2, .h2 {
        font-size: 1.25rem;
    }

    .login-card {
        margin: 0 1rem;
    }
}

/* Extra small devices */
@media (max-width: 575.98px) {
    .card-body {
        padding: 0.75rem;
    }

    .btn {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

/* --- Print styles --- */
@media print {
    #sidebar-desktop, .navbar, .btn, #sergey-chat-area {
        display: none !important;
    }
    main {
        margin-left: 0 !important;
    }
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}