/* HRIS shell — Velzon v4-style layout (Bootstrap 5 + Remix Icon).
   When you add official Velzon assets under wwwroot/velzon/assets/, remove this file
   from _Layout and use bootstrap.min.css, icons.min.css, and app.min.css per Velzon docs. */

:root {
    --vz-primary: #405189;
    --vz-primary-dark: #364574;
    --vz-sidebar-width: 250px;
    --vz-header-height: 70px;
    --vz-body-bg: #f3f3f9;
    --vz-border: #e9ebec;
    --vz-card-bg: #fff;
    --vz-card-radius: 0.375rem;
    --vz-card-shadow: 0 1px 2px rgba(56, 65, 74, 0.15);
    --vz-muted: #878a99;
    --vz-text: #495057;
}

html[data-layout="vertical"] {
    min-height: 100%;
}

body {
    min-height: 100vh;
    background-color: var(--vz-body-bg);
    font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

#layout-wrapper {
    min-height: 100vh;
}

/* Sidebar (Velzon: .app-menu.navbar-menu) */
.app-menu.navbar-menu {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: var(--vz-sidebar-width);
    z-index: 1002;
    background: linear-gradient(180deg, var(--vz-primary) 0%, var(--vz-primary-dark) 100%);
    box-shadow: 0 2px 4px rgba(15, 34, 58, 0.12);
    transition: transform 0.25s ease;
}

.app-menu .navbar-brand-box {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.app-menu .navbar-brand-box .logo span.logo-lg {
    color: #fff;
    font-weight: 600;
    font-size: 1.15rem;
    letter-spacing: 0.02em;
}

.app-menu .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85);
    padding: 0.65rem 1.25rem;
    border-radius: 0.25rem;
    margin: 0.1rem 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background 0.15s, color 0.15s;
}

.app-menu .navbar-nav .nav-link:hover,
.app-menu .navbar-nav .nav-link:focus {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.app-menu .navbar-nav .nav-link i {
    font-size: 1.15rem;
    opacity: 0.95;
}

.app-menu .navbar-nav .menu-link.has-submenu {
    justify-content: flex-start;
}

.app-menu .navbar-nav .menu-link.has-submenu .menu-arrow {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
}

.app-menu .navbar-nav .menu-link.has-submenu .menu-arrow i {
    font-size: 1rem;
    transition: transform 0.15s ease;
}

.app-menu .navbar-nav .menu-link.has-submenu.open .menu-arrow i {
    transform: rotate(90deg);
}

/* Velzon-style submenu presentation */
.app-menu .navbar-nav .sub-menu {
    margin: 0.15rem 0.75rem 0.55rem 0.75rem;
    padding: 0.2rem 0 0.2rem 0.7rem;
    border-left: 1px solid rgba(255, 255, 255, 0.14);
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    list-style: none;
}

.app-menu .navbar-nav .nav-item {
    position: relative;
}

.app-menu .navbar-nav .sub-menu .nav-item {
    list-style: none;
}

.app-menu .navbar-nav .sub-menu .nav-link {
    margin: 0;
    padding: 0.36rem 0.6rem 0.36rem 1.2rem;
    font-size: 0.79rem;
    font-weight: 400;
    line-height: 1.2;
    color: rgba(255, 255, 255, 0.68);
    border-radius: 0.25rem;
    gap: 0;
    position: relative;
    letter-spacing: 0.01em;
    transition: color 0.15s ease, background-color 0.15s ease, transform 0.15s ease;
}

.app-menu .navbar-nav .sub-menu .nav-link::before {
    content: "-";
    position: absolute;
    left: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.55);
    font-weight: 600;
}

.app-menu .navbar-nav .sub-menu .nav-link:hover,
.app-menu .navbar-nav .sub-menu .nav-link:focus {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(1px);
}

.app-menu .navbar-nav .sub-menu .nav-link.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    font-weight: 500;
}

.app-menu .navbar-nav .sub-menu .nav-link.active::before,
.app-menu .navbar-nav .sub-menu .nav-link:hover::before,
.app-menu .navbar-nav .sub-menu .nav-link:focus::before {
    color: rgba(255, 255, 255, 0.9);
}

.app-menu {
    display: flex;
    flex-direction: column;
}

.app-menu .sidebar-footer {
    margin-top: auto;
}

.app-menu .menu-title {
    padding: 1rem 1.5rem 0.35rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.45);
    list-style: none;
}

.app-menu .menu-title span {
    pointer-events: none;
}

.app-menu #scrollbar {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overflow-x: visible;
}

#scrollbar .container-fluid {
    padding-left: 0;
    padding-right: 0;
}

/* Topbar */
#page-topbar {
    position: fixed;
    top: 0;
    right: 0;
    left: var(--vz-sidebar-width);
    z-index: 1001;
    height: var(--vz-header-height);
    background: #fff;
    border-bottom: 1px solid var(--vz-border);
    transition: left 0.25s ease;
}

#page-topbar .layout-width {
    max-width: 100%;
    padding: 0 1.5rem;
    height: 100%;
}

#page-topbar .navbar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.header-item.vertical-menu-btn {
    border: none;
    background: transparent;
    color: var(--vz-primary);
}

.hamburger-icon {
    width: 20px;
    height: 14px;
    position: relative;
    display: inline-block;
}

.hamburger-icon span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: currentColor;
    border-radius: 2px;
    left: 0;
}

.hamburger-icon span:nth-child(1) { top: 0; }
.hamburger-icon span:nth-child(2) { top: 6px; }
.hamburger-icon span:nth-child(3) { top: 12px; }

/* Main content */
.main-content {
    margin-left: var(--vz-sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.25s ease;
}

.page-content {
    padding: calc(var(--vz-header-height) + 1.25rem) 0.75rem 1.5rem;
    flex: 1 0 auto;
}

@media (min-width: 768px) {
    .page-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

.page-title-box {
    margin-bottom: 1.25rem;
}

.page-title-box h4 {
    color: var(--vz-text);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.15rem;
}

.breadcrumb {
    --bs-breadcrumb-font-size: 0.8125rem;
    --bs-breadcrumb-divider-color: var(--vz-muted);
}

.breadcrumb .breadcrumb-item,
.breadcrumb .breadcrumb-item a {
    color: var(--vz-muted);
    text-decoration: none;
}

.breadcrumb .breadcrumb-item.active {
    color: var(--vz-text);
}

/* Footer */
.footer {
    padding: 1rem 0;
    color: #878a99;
    font-size: 0.875rem;
    border-top: 1px solid var(--vz-border);
    margin-top: auto;
    background: #fff;
}

/* Mobile sidebar */
#vertical-hover-closer,
.vertical-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 34, 58, 0.35);
    z-index: 1001;
}

body.vertical-sidebar-enable .vertical-overlay {
    display: block;
}

@media (max-width: 767.98px) {
    .app-menu.navbar-menu {
        transform: translateX(-100%);
    }

    body.vertical-sidebar-enable .app-menu.navbar-menu {
        transform: translateX(0);
    }

    #page-topbar {
        left: 0;
    }

    .main-content {
        margin-left: 0;
    }
}

/* Desktop collapsed sidebar */
@media (min-width: 768px) {
    body.sidebar-collapsed .app-menu #scrollbar {
        overflow: visible;
    }

    body.sidebar-collapsed .app-menu.navbar-menu {
        width: 70px;
    }

    body.sidebar-collapsed #page-topbar {
        left: 70px;
    }

    body.sidebar-collapsed .main-content {
        margin-left: 70px;
    }

    body.sidebar-collapsed .app-menu .logo-lg,
    body.sidebar-collapsed .app-menu .menu-title,
    body.sidebar-collapsed .app-menu > #scrollbar > .container-fluid > .navbar-nav > .nav-item > .nav-link > span,
    body.sidebar-collapsed .app-menu .menu-dropdown,
    body.sidebar-collapsed .sidebar-footer {
        display: none !important;
    }

    body.sidebar-collapsed .app-menu .nav-link {
        justify-content: center;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    body.sidebar-collapsed .app-menu .nav-link i {
        margin-right: 0 !important;
        font-size: 1.2rem;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu {
        position: absolute;
        left: 100%;
        top: 0;
        min-width: 220px;
        margin: 0;
        padding: 0.55rem;
        border: 0;
        border-radius: 0.375rem;
        background: #fff;
        box-shadow: 0 10px 24px rgba(15, 34, 58, 0.18);
        z-index: 1015;
        display: none;
        max-height: 70vh;
        overflow-y: auto;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item:hover > .sub-menu,
    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item:focus-within > .sub-menu {
        display: flex;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link {
        color: #495057;
        background: transparent;
        padding: 0.4rem 0.65rem 0.4rem 1.1rem;
        font-size: 0.82rem;
        border-radius: 0.3rem;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link::before {
        color: #99a0ad;
        left: 0.5rem;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link:hover,
    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link:focus {
        color: #212529;
        background: #f3f6fb;
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link.active {
        color: #fff;
        background: var(--vz-primary);
    }

    body.sidebar-collapsed .app-menu .navbar-nav > .nav-item > .sub-menu .nav-link.active::before {
        color: rgba(255, 255, 255, 0.9);
    }
}

/* Auth pages */
.auth-page-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--vz-primary) 0%, #2c3862 100%);
}

.auth-page-content {
    padding: 2rem 0;
}

.auth-page-content .auth-card-panel {
    background: rgba(255, 255, 255, 0.06);
    border-radius: 0.5rem;
}

/* Velzon-like surface/components */
.card {
    border-color: var(--vz-border) !important;
    border-radius: var(--vz-card-radius);
    box-shadow: var(--vz-card-shadow);
    background-color: var(--vz-card-bg);
}

.card-header {
    border-bottom-color: var(--vz-border) !important;
    background-color: transparent;
}

.card-title {
    color: var(--vz-text);
    font-weight: 600;
}

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

.form-label {
    color: #495057;
    font-size: 0.8125rem;
    font-weight: 500;
    margin-bottom: 0.35rem;
}

.form-control,
.form-select {
    border-color: var(--vz-border);
    min-height: calc(1.5em + 0.8rem + 2px);
    font-size: 0.875rem;
}

.form-control:focus,
.form-select:focus {
    border-color: #aab7ea;
    box-shadow: 0 0 0 0.12rem rgba(64, 81, 137, 0.2);
}

.btn {
    --bs-btn-font-size: 0.8125rem;
    --bs-btn-font-weight: 500;
    --bs-btn-padding-y: 0.45rem;
    --bs-btn-padding-x: 0.9rem;
    border-radius: 0.35rem;
}

.btn-primary {
    --bs-btn-bg: var(--vz-primary);
    --bs-btn-border-color: var(--vz-primary);
    --bs-btn-hover-bg: #364574;
    --bs-btn-hover-border-color: #364574;
    --bs-btn-active-bg: #2c3862;
    --bs-btn-active-border-color: #2c3862;
}

.table {
    --bs-table-color: #495057;
    --bs-table-border-color: var(--vz-border);
    font-size: 0.8125rem;
}

.table > :not(caption) > * > * {
    padding: 0.65rem 0.75rem;
}

.table > thead {
    --bs-table-bg: #f3f6f9;
}

.table-hover > tbody > tr:hover > * {
    --bs-table-accent-bg: #f8f9fa;
}

.badge {
    font-weight: 500;
    letter-spacing: 0.01em;
}

.list-group-item {
    border-color: var(--vz-border);
}

.list-group-item.active {
    background-color: rgba(64, 81, 137, 0.15);
    border-color: rgba(64, 81, 137, 0.15);
    color: var(--vz-primary);
}