:root {
    --dash-bg: #f3f6fb;
    --dash-surface: #ffffff;
    --dash-surface-soft: #f8fafc;
    --dash-border: #dde5f0;
    --dash-text: #172033;
    --dash-muted: #6b778c;
    --dash-primary: #3563e9;
    --dash-primary-dark: #2547b8;
    --dash-sidebar-width: 292px;
    --dash-sidebar-collapsed-width: 86px;
    --dash-radius: 22px;
    --dash-shadow: 0 18px 45px rgba(23, 32, 51, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--dash-text);
    background:
        radial-gradient(circle at top left, rgba(53, 99, 233, 0.14), transparent 34%),
        radial-gradient(circle at bottom right, rgba(112, 72, 232, 0.10), transparent 32%),
        var(--dash-bg);
}

a {
    text-decoration: none;
}

.dashboard-layout {
    min-height: 100vh;
    display: flex;
}

.dashboard-sidebar {
    width: var(--dash-sidebar-width);
    min-height: 100vh;
    background: rgba(255, 255, 255, 0.92);
    border-right: 1px solid var(--dash-border);
    box-shadow: 12px 0 35px rgba(23, 32, 51, 0.06);
    position: sticky;
    top: 0;
    z-index: 1040;
    transition: width 0.25s ease, transform 0.25s ease;
    backdrop-filter: blur(16px);
}

.sidebar-header {
    height: 76px;
    padding: 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--dash-border);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--dash-text);
    min-width: 0;
}

.sidebar-brand:hover {
    color: var(--dash-primary);
}

.sidebar-brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--dash-primary), #7149e8);
    box-shadow: 0 12px 24px rgba(53, 99, 233, 0.25);
    flex: 0 0 auto;
}

.sidebar-brand-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.sidebar-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
    white-space: nowrap;
}

.sidebar-brand-text small {
    color: var(--dash-muted);
    font-size: 12px;
    margin-top: 3px;
}

.sidebar-close-btn {
    border-radius: 12px;
}

.sidebar-body {
    padding: 18px;
}

.login-box,
.user-box,
.dashboard-card,
.dashboard-hero {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--dash-border);
    border-radius: var(--dash-radius);
    box-shadow: var(--dash-shadow);
}

.login-box {
    padding: 18px;
}

.user-box {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 15px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, #21a67a, #3563e9);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-group {
    margin-bottom: 6px;
}

.sidebar-dropdown-btn {
    width: 100%;
    border: 0;
    background: transparent;
    color: var(--dash-text);
    border-radius: 15px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    font-weight: 700;
    transition: .2s;
}

.sidebar-dropdown-btn span {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-dropdown-btn:hover {
    background: rgba(53,99,233,.08);
}

.sidebar-dropdown-btn.active {
    color: var(--dash-primary);
}

.sidebar-dropdown-btn i:first-child {
    color: var(--dash-primary);
}

.sidebar-sublink {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 14px 9px 46px;
    border-radius: 12px;
    color: #59657a;
    font-size: 13px;
    font-weight: 500;
    transition: .2s;
}

.sidebar-group .collapse {
    padding-top: 4px;
    padding-bottom: 4px;
}

.sidebar-sublink:hover {
    background: rgba(53,99,233,.08);
    color: var(--dash-primary);
}

.sidebar-sublink.active {
    background: rgba(53,99,233,.10);
    color: var(--dash-primary);
    font-weight: 700;
    border-left: 3px solid var(--dash-primary);
    margin-left: 8px;
}

.sidebar-sublink.active i {
    color: var(--dash-primary);
}

.sidebar-sublink i {
    width: 16px;
    text-align: center;
    color: #7c8ba5;
}

.dropdown-arrow {
    transition: .25s;
}

.sidebar-dropdown-btn[aria-expanded="true"] .dropdown-arrow,
.sidebar-dropdown-btn.active .dropdown-arrow {
    transform: rotate(180deg);
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    color: var(--dash-text);
    border-radius: 15px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.sidebar-link i {
    width: 22px;
    text-align: center;
    color: var(--dash-primary);
}

.sidebar-link:hover {
    color: var(--dash-primary);
    background: rgba(53, 99, 233, 0.08);
}

.sidebar-link.active {
    background: rgba(53, 99, 233, 0.12);
    color: var(--dash-primary);
    font-weight: 700;
    border: 1px solid rgba(53, 99, 233, 0.15);
}

.sidebar-link.active i {
    color: var(--dash-primary);
}

.sidebar-link.danger {
    color: #c0392b;
}

.sidebar-link.danger i {
    color: #c0392b;
}

.dashboard-content {
    flex: 1;
    min-width: 0;
    transition: margin 0.25s ease;
}

.dashboard-topbar {
    min-height: 76px;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.84);
    border-bottom: 1px solid var(--dash-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 1030;
    backdrop-filter: blur(16px);
}

.sidebar-toggle-btn {
    width: 42px;
    height: 42px;
    border-radius: 14px;
    display: inline-grid;
    place-items: center;
}

.dashboard-main {
    padding: 28px 24px;
}

.dashboard-hero {
    padding: 26px;
    overflow: hidden;
}

.dashboard-hero-img {
    max-height: 180px;
    border-radius: 18px;
    object-fit: cover;
    border: 1px solid var(--dash-border);
    box-shadow: 0 16px 35px rgba(23, 32, 51, 0.12);
}

.dashboard-card {
    overflow: hidden;
}

.dashboard-card .card-body {
    color: var(--dash-text);
}

.dashboard-footer {
    padding: 18px 24px 28px;
}

.form-control,
.input-group-text,
.btn {
    border-radius: 14px;
}

.input-group .form-control {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

.input-group-text {
    background: var(--dash-surface-soft);
    color: var(--dash-muted);
    border-color: var(--dash-border);
}

.form-control {
    border-color: var(--dash-border);
}

.form-control:focus {
    border-color: var(--dash-primary);
    box-shadow: 0 0 0 0.25rem rgba(53, 99, 233, 0.14);
}

.dashboard-overlay {
    display: none;
}

.dashboard-layout.sidebar-collapsed .dashboard-sidebar {
    width: var(--dash-sidebar-collapsed-width);
}

.dashboard-layout.sidebar-collapsed .sidebar-brand-text,
.dashboard-layout.sidebar-collapsed .sidebar-link span,
.dashboard-layout.sidebar-collapsed .sidebar-dropdown-btn span,
.dashboard-layout.sidebar-collapsed .sidebar-sublink,
.dashboard-layout.sidebar-collapsed .login-box,
.dashboard-layout.sidebar-collapsed .user-box > div,
.dashboard-layout.sidebar-collapsed .sidebar-body > .btn {
    display: none;
}

.dashboard-layout.sidebar-collapsed .sidebar-header {
    justify-content: center;
    padding-left: 12px;
    padding-right: 12px;
}

.dashboard-layout.sidebar-collapsed .sidebar-body {
    padding-left: 12px;
    padding-right: 12px;
}

.dashboard-layout.sidebar-collapsed .sidebar-link {
    justify-content: center;
    padding: 13px;
}

.dashboard-layout.sidebar-collapsed .sidebar-dropdown-btn {
    justify-content: center;
    padding: 13px;
}

.dashboard-layout.sidebar-collapsed .sidebar-dropdown-btn .dropdown-arrow {
    display: none;
}

.dashboard-layout.sidebar-collapsed .sidebar-link i {
    width: auto;
}

@media (min-width: 992px) {
    .sidebar-close-btn {
        display: inline-grid;
        place-items: center;
    }
}

@media (max-width: 991.98px) {
    .dashboard-sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        transform: translateX(-105%);
    }

    .dashboard-sidebar.is-open {
        transform: translateX(0);
    }

    .dashboard-layout.sidebar-collapsed .dashboard-sidebar {
        width: var(--dash-sidebar-width);
    }

    .dashboard-layout.sidebar-collapsed .sidebar-brand-text,
    .dashboard-layout.sidebar-collapsed .sidebar-link span,
    .dashboard-layout.sidebar-collapsed .login-box,
    .dashboard-layout.sidebar-collapsed .user-box > div,
    .dashboard-layout.sidebar-collapsed .sidebar-body > .btn {
        display: initial;
    }

    .dashboard-layout.sidebar-collapsed .sidebar-link {
        justify-content: flex-start;
    }

    .dashboard-overlay.is-open {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(15, 23, 42, 0.48);
        backdrop-filter: blur(3px);
        z-index: 1035;
    }

    .dashboard-main {
        padding: 20px 14px;
    }

    .dashboard-topbar {
        padding: 14px;
    }

    .dashboard-hero {
        padding: 20px;
    }
}

@media (max-width: 575.98px) {
    .dashboard-hero-img {
        max-height: 120px;
        width: 100%;
    }

    .dashboard-card .card-body {
        padding: 18px !important;
    }
}

/*****************************************************************************************************/