:root {
    --siamu-bg-body: #f6f8fb;
    --siamu-surface: #ffffff;
    --siamu-surface-soft: #fbfcfe;
    --siamu-line: #e5e9f1;
    --siamu-primary: #2356a6;
    --siamu-primary-soft: rgba(35, 86, 166, 0.1);
    --siamu-accent: #18806f;
    --siamu-ink: #172033;
    --siamu-muted: #6d7686;
    --siamu-shadow: 0 12px 34px rgba(23, 32, 51, 0.07);
    --siamu-shadow-hover: 0 18px 42px rgba(23, 32, 51, 0.1);
    --siamu-radius: 14px;
}

body {
    font-family: 'Poppins', 'Open Sans', sans-serif;
    background:
        radial-gradient(circle at top right, rgba(35, 86, 166, 0.08), transparent 28rem),
        linear-gradient(180deg, #f8fafc 0%, var(--siamu-bg-body) 100%) !important;
    color: var(--siamu-ink);
    letter-spacing: 0;
}

.main-header {
    background: rgba(255, 255, 255, 0.94) !important;
    border-bottom: 1px solid var(--siamu-line);
    box-shadow: 0 10px 26px rgba(23, 32, 51, 0.05) !important;
    backdrop-filter: blur(12px);
}

.main-header .logo-header {
    background: transparent !important;
    border-right: 1px solid var(--siamu-line) !important;
}

.logo-header .navbar-brand {
    filter: none;
    max-height: 40px;
}

.navbar-header .nav-link,
.navbar-header .dropdown-toggle,
.topbar-toggler,
.navbar-minimize .btn {
    color: #344054 !important;
}

.navbar-header .fa-user-circle {
    color: var(--siamu-primary) !important;
    font-size: 24px;
}

.navbar-toggler-icon i,
.navbar-minimize i {
    color: #344054;
}

.sidebar {
    background: #ffffff !important;
    border-right: 1px solid var(--siamu-line) !important;
    box-shadow: 12px 0 34px rgba(23, 32, 51, 0.04) !important;
    width: 260px !important;
    min-width: 260px !important;
    transition: width 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.sidebar .sidebar-wrapper {
    width: 100%;
    transition: width 0.3s ease, padding 0.3s ease;
}

.sidebar .sidebar-content {
    padding: 24px 16px 20px;
}

.sidebar .user {
    margin-bottom: 24px;
    padding: 14px 12px;
    background: var(--siamu-surface-soft) !important;
    border: 1px solid var(--siamu-line) !important;
    border-radius: var(--siamu-radius);
    transition: all 0.3s ease;
}

.sidebar .user .avatar-sm {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.sidebar .user .avatar-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.sidebar .user .info {
    display: inline-block;
    width: calc(100% - 64px);
    margin-left: 10px;
    transition: opacity 0.3s ease, visibility 0.3s ease, width 0.3s ease;
}

.sidebar .nav .nav-item a {
    color: #475467 !important;
    padding: 11px 14px;
    border-radius: 10px;
    transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar .nav .nav-item a:hover,
.sidebar .nav .nav-item.active a {
    background: var(--siamu-primary-soft) !important;
    color: var(--siamu-primary) !important;
    transform: translateX(2px);
}

.sidebar .nav .nav-item a .nav-icon,
.sidebar .nav .nav-item a i {
    min-width: 28px;
    text-align: center;
    color: #667085 !important;
    font-size: 16px;
}

.sidebar .nav .nav-item a:hover i,
.sidebar .nav .nav-item.active a i,
.sidebar .nav .nav-item a:hover .nav-icon,
.sidebar .nav .nav-item.active a .nav-icon {
    color: var(--siamu-primary) !important;
}

.sidebar .nav .nav-item a p {
    font-weight: 500;
    font-size: 13px;
    margin: 0;
    color: inherit !important;
}

.sidebar .nav-section {
    margin-top: 24px;
    padding: 0 8px;
}

.sidebar .nav-section .text-section {
    color: #98a2b3;
    letter-spacing: 0;
    font-size: 10px;
    margin-left: 8px;
    font-weight: 600;
}

.sidebar .nav-divider {
    height: 1px;
    margin: 14px 8px 10px;
    background: var(--siamu-line);
}

html.sidebar_minimize .sidebar {
    width: 92px !important;
    min-width: 92px !important;
}

html.sidebar_minimize .sidebar .sidebar-wrapper {
    width: 92px;
}

html.sidebar_minimize .sidebar .sidebar-content {
    padding: 20px 10px 18px;
}

html.sidebar_minimize .sidebar .user {
    background: transparent !important;
    padding: 8px 0;
    margin-bottom: 18px;
}

html.sidebar_minimize .sidebar .user .avatar-sm {
    width: 44px;
    height: 44px;
    margin: 0 auto;
}

html.sidebar_minimize .sidebar .user .info {
    opacity: 0;
    visibility: hidden;
    width: 0;
    margin: 0;
    pointer-events: none;
}

html.sidebar_minimize .sidebar .nav .nav-item a {
    justify-content: center;
    padding: 12px 0;
}

html.sidebar_minimize .sidebar .nav .nav-item a p,
html.sidebar_minimize .sidebar .nav-section .text-section,
html.sidebar_minimize .sidebar .nav-divider,
html.sidebar_minimize .sidebar .sidebar-background {
    display: none;
}

html.sidebar_minimize .sidebar .nav .nav-item a .nav-icon,
html.sidebar_minimize .sidebar .nav .nav-item a i {
    width: 100%;
}

html.sidebar_minimize .sidebar .nav .nav-collapse {
    display: none !important;
}

.main-panel {
    background: transparent;
    transition: margin-left 0.3s ease, width 0.3s ease;
}

html.sidebar_minimize .main-panel {
    width: calc(100% - 92px);
    margin-left: 92px;
}

html.sidebar_minimize .main-header .logo-header {
    width: 92px;
}

html.sidebar_minimize .main-header .logo-header .logo {
    opacity: 0;
    visibility: hidden;
    width: 0;
    overflow: hidden;
}

.main-panel > .content,
.content {
    padding: 28px 34px;
    margin-top: 16px;
}

.page-inner,
.container-fluid {
    letter-spacing: 0;
}

.card,
.card-round,
.card-stats {
    border: 1px solid var(--siamu-line);
    border-radius: var(--siamu-radius) !important;
    background: var(--siamu-surface);
    box-shadow: var(--siamu-shadow);
}

.card .card-header {
    background: transparent;
    border-bottom: 1px solid var(--siamu-line);
}

.card .card-title,
.page-title,
.card-category,
.page-header h4 {
    letter-spacing: 0;
}

.page-title,
.card .card-title {
    color: var(--siamu-ink);
    font-weight: 700;
}

.page-category,
.text-muted,
.card-category {
    color: var(--siamu-muted) !important;
}

.btn-primary,
.btn-info,
.btn-success {
    background: var(--siamu-primary) !important;
    border-color: var(--siamu-primary) !important;
    box-shadow: 0 8px 18px rgba(35, 86, 166, 0.16);
}

.btn-light,
.btn-secondary {
    border-color: var(--siamu-line) !important;
}

.form-control,
.select2-container--bootstrap .select2-selection {
    border-color: var(--siamu-line);
    border-radius: 10px;
    font-size: 13px;
}

.table {
    color: var(--siamu-ink);
}

.table thead th {
    border-bottom: 1px solid var(--siamu-line);
    color: var(--siamu-muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.table td,
.table th {
    border-top-color: var(--siamu-line);
}

.dropdown-menu {
    border: 1px solid var(--siamu-line);
    border-radius: 12px;
    box-shadow: var(--siamu-shadow);
}

.breadcrumbs,
.breadcrumb {
    letter-spacing: 0;
}

footer,
.footer {
    background: transparent;
    border-top: 1px solid var(--siamu-line);
}

footer a,
.footer a {
    color: var(--siamu-primary);
}

.input-box {
    border: 1px solid var(--siamu-line);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--siamu-shadow);
}

.input-box header {
    color: var(--siamu-ink);
    font-weight: 700;
    letter-spacing: 0;
}

.input-field .input,
.form-select {
    border-color: var(--siamu-line) !important;
}

.submit,
input[type="submit"].submit {
    background: var(--siamu-primary) !important;
    border: 1px solid var(--siamu-primary) !important;
    color: #ffffff !important;
    border-radius: 10px;
    box-shadow: 0 8px 18px rgba(35, 86, 166, 0.16);
}

.submit:hover,
input[type="submit"].submit:hover {
    background: var(--siamu-accent) !important;
    border-color: var(--siamu-accent) !important;
    color: #ffffff !important;
}

@media (max-width: 991px) {
    .main-panel > .content,
    .content {
        padding: 22px 18px;
    }

    html.sidebar_minimize .main-panel {
        width: 100%;
        margin-left: 0;
    }
}