:root {
    --trading-font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --trading-bg: #f3f7fb;
    --trading-bg-soft: #eef4fb;
    --trading-surface: #ffffff;
    --trading-surface-elevated: #ffffff;
    --trading-text: #0f172a;
    --trading-text-soft: #5b6b82;
    --trading-border: #dbe5f0;
    --trading-border-strong: #c8d5e6;
    --trading-primary: #2563eb;
    --trading-primary-strong: #1d4ed8;
    --trading-primary-soft: rgba(37, 99, 235, 0.12);
    --trading-success: #059669;
    --trading-danger: #dc2626;
    --trading-warning: #d97706;
    --trading-sidebar-bg: linear-gradient(180deg, #0f172a 0%, #16243d 100%);
    --trading-sidebar-text: rgba(226, 232, 240, 0.78);
    --trading-sidebar-text-strong: #f8fafc;
    --trading-navbar-bg: rgba(255, 255, 255, 0.88);
    --trading-shadow-sm: 0 6px 16px rgba(15, 23, 42, 0.06);
    --trading-shadow-md: 0 16px 40px rgba(15, 23, 42, 0.08);
    --trading-radius-sm: 10px;
    --trading-radius-md: 14px;
    --trading-radius-lg: 18px;
}

html,
body {
    font-family: var(--trading-font-sans);
    background: var(--trading-bg);
    color: var(--trading-text);
}

body {
    min-height: 100vh;
    transition: background-color 0.2s ease, color 0.2s ease;
}

a {
    color: var(--trading-primary);
}

a:hover,
a:focus {
    color: var(--trading-primary-strong);
    text-decoration: none;
}

.text-muted {
    color: var(--trading-text-soft) !important;
}

.page-header {
    color: var(--trading-text);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.breadcrumb {
    background: transparent;
}

.badge {
    border-radius: 999px;
    padding: 0.4rem 0.7rem;
    font-weight: 600;
}

.card,
.modal-content,
.dropdown-menu,
.list-group-item,
.table,
.alert,
.pagination .page-link,
.input-group-text,
.custom-select,
.form-control,
.nav-pills .nav-link,
.nav-tabs .nav-link {
    border-color: var(--trading-border);
}

.card,
.modal-content,
.dropdown-menu,
.list-group-item,
.table-responsive,
.alert,
.small-box,
.widget,
.pagination .page-link,
.auth .card {
    box-shadow: var(--trading-shadow-sm);
}

.card,
.modal-content,
.dropdown-menu,
.auth .card,
.list-group-item,
.alert,
.table-responsive {
    background: var(--trading-surface);
    border-radius: var(--trading-radius-md);
}

.card {
    border: 1px solid var(--trading-border);
    overflow: hidden;
}

.card .card-header,
.modal-header,
.modal-footer {
    background: rgba(37, 99, 235, 0.03);
    border-color: var(--trading-border);
}

.card-title,
.modal-title {
    color: var(--trading-text);
    font-weight: 700;
}

.alert {
    border: 1px solid var(--trading-border);
}

.btn {
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: 0.01em;
    box-shadow: none;
}

.btn-primary,
.btn-primary.disabled,
.btn-primary:disabled {
    background: linear-gradient(135deg, var(--trading-primary) 0%, var(--trading-primary-strong) 100%);
    border-color: var(--trading-primary-strong);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:not(:disabled):not(.disabled):active {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    border-color: #1e40af;
}

.btn-outline-primary {
    color: var(--trading-primary);
    border-color: rgba(37, 99, 235, 0.35);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: var(--trading-primary-soft);
    border-color: rgba(37, 99, 235, 0.5);
    color: var(--trading-primary-strong);
}

.btn-light,
.btn-outline-secondary,
.btn-secondary {
    border-color: var(--trading-border-strong);
}

.form-control,
.custom-select,
.input-group-text {
    min-height: 46px;
    border-radius: 10px;
    background: #fff;
    color: var(--trading-text);
}

.form-control:focus,
.custom-select:focus {
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow: 0 0 0 0.22rem rgba(37, 99, 235, 0.14);
}

.custom-control-label::before {
    border-color: var(--trading-border-strong);
}

.custom-checkbox .custom-control-input:checked ~ .custom-control-label::before {
    background-color: var(--trading-primary);
    border-color: var(--trading-primary);
}

.table {
    color: var(--trading-text);
    margin-bottom: 0;
}

.table thead th {
    background: rgba(15, 23, 42, 0.03);
    border-bottom-width: 1px;
    color: var(--trading-text);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.table td,
.table th {
    border-color: var(--trading-border);
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background: rgba(37, 99, 235, 0.05);
}

.navbar {
    background: var(--trading-navbar-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(203, 213, 225, 0.8);
    box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
}

.navbar-brand-wrapper {
    background: transparent;
}

.navbar .nav-link,
.navbar .dropdown-item,
.navbar .btn {
    color: var(--trading-text);
}

.navbar .nav-link:hover,
.navbar .dropdown-item:hover,
.navbar .dropdown-item:focus {
    background: rgba(37, 99, 235, 0.08);
    color: var(--trading-primary-strong);
}

.navbar .dropdown-menu {
    border: 1px solid var(--trading-border);
    padding: 0.4rem;
    min-width: 3rem;
}

.navbar .dropdown-item {
    border-radius: 10px;
}

.navbar .img-thumbnail,
.sidebar .img-thumbnail {
    border: 2px solid rgba(37, 99, 235, 0.22);
    background: #fff;
}

.nav-item .trading-theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-right: 0.5rem;
    border: 1px solid var(--trading-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.75);
    color: var(--trading-text);
    cursor: pointer;
    transition: all 0.2s ease;
}

.trading-theme-toggle:hover,
.trading-theme-toggle:focus {
    outline: none;
    background: var(--trading-primary-soft);
    border-color: rgba(37, 99, 235, 0.28);
    color: var(--trading-primary-strong);
}

.trading-theme-toggle .theme-icon-dark {
    display: none;
}

.sidebar {
    min-height: 100vh;
    background: var(--trading-sidebar-bg);
    border-right: 1px solid rgba(148, 163, 184, 0.16);
    box-shadow: 14px 0 32px rgba(15, 23, 42, 0.14);
    padding : 0 0.3rem 0 0;
}

.sidebar .user-box {
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.sidebar .user-box h5 a,
.sidebar .user-box a,
.sidebar .nav-link,
.sidebar .sub-menu .nav-link {
    color: var(--trading-sidebar-text);
}

.sidebar .user-box h5 a:hover,
.sidebar .user-box a:hover,
.sidebar .nav-link:hover,
.sidebar .sub-menu .nav-link:hover {
    color: var(--trading-sidebar-text-strong);
}

.sidebar .nav {
    padding: 0.5rem 0.75rem 0.5rem 0.5rem;
}

.sidebar .nav-item {
    margin-bottom: 0.25rem;
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.85rem 0.95rem;
    border-radius: 12px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.sidebar .nav-link i {
    min-width: 1.05rem;
    text-align: center;
    color: rgba(191, 219, 254, 0.85);
}

.sidebar .nav-link:hover,
.sidebar .nav-link:focus {
    background: rgba(59, 130, 246, 0.12);
}

.sidebar .nav-link.active {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.26) 0%, rgba(29, 78, 216, 0.38) 100%);
    color: var(--trading-sidebar-text-strong);
    box-shadow: inset 0 0 0 1px rgba(96, 165, 250, 0.25);
}

.sidebar .nav-link.active i {
    color: #ffffff;
}

.sidebar .sub-menu {
    margin: 0.2rem 0 0.5rem 0;
    padding-left: 0.75rem;
}

.sidebar .sub-menu .nav-link {
    padding-top: 0.65rem;
    padding-bottom: 0.65rem;
    font-weight: 500;
}

.content-page {
    width: calc(100% - 16.666667%);
    margin-left: 16.666667%;
    padding-top: 5rem;
}

main[role="main"] {
    padding-top: 1.4rem;
    padding-bottom: 2rem;
}

.auth {
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.18), transparent 28%),
        linear-gradient(180deg, #f5f9ff 0%, #eef4fb 100%);
}

.auth .container {
    position: relative;
}

.auth .card {
    border: 1px solid rgba(203, 213, 225, 0.85);
    box-shadow: var(--trading-shadow-md);
}

.auth .card-title {
    letter-spacing: 0.05em;
}

.auth .forgot,
.auth .text-muted {
    color: var(--trading-text-soft) !important;
}

.auth .trading-theme-toggle-auth {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1050;
}

.pagination .page-link {
    color: var(--trading-text);
    background: var(--trading-surface);
}

.pagination .page-item.active .page-link {
    background: var(--trading-primary);
    border-color: var(--trading-primary);
}

.progress {
    background: rgba(148, 163, 184, 0.2);
    border-radius: 999px;
}

.progress-bar {
    background: linear-gradient(135deg, var(--trading-primary) 0%, var(--trading-primary-strong) 100%);
}

.modal-backdrop.show {
    opacity: 0.55;
}

.swal-modal {
    border-radius: var(--trading-radius-md);
}

@media (max-width: 991.98px) {
    .content-page {
        width: 100%;
        margin-left: 0;
        padding-top: 4.7rem;
    }

    .sidebar {
        box-shadow: none;
    }

    .navbar .page-header {
        font-size: 1.1rem;
    }
}


/* Sidebar scroll fix: avoid nested scrollbars from Vanguard default styles */
.sidebar {
    top: 70px;
    height: calc(100vh - 70px);
    overflow: hidden !important;
}

.sidebar .sidebar-sticky {
    height: 100%;
    max-height: calc(100vh - 200px);
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.sidebar-collapsed .sidebar {
    overflow: visible !important;
}

.sidebar-collapsed .sidebar .sidebar-sticky {
    overflow: visible !important;
    height: auto;
    max-height: none;
}