/* =========================================================
   Admin UI — extends nuek-brand.css
   Uses nuek CSS custom properties exclusively
   ========================================================= */

/* ---------------------------------------------------------
   Base / Reset
   --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--nuek-font);
    background: var(--nuek-bg, #0c0c0c);
    color: var(--nuek-text, #8e8e8e);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

body.modal-open { overflow: hidden; }

/* ---------------------------------------------------------
   Form Elements (nuek-brand extensions)
   --------------------------------------------------------- */
.nuek-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--nuek-text);
    margin-bottom: 6px;
}

.nuek-input,
.nuek-select {
    width: 100%;
    padding: 10px 14px;
    font-family: var(--nuek-font);
    font-size: 14px;
    color: var(--nuek-white);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--nuek-grey-6);
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.nuek-input::placeholder {
    color: var(--nuek-grey-4);
}

.nuek-input:focus,
.nuek-select:focus {
    border-color: var(--nuek-accent);
    box-shadow: 0 0 0 3px rgba(164, 77, 255, 0.15);
}

.nuek-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%238e8e8e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.nuek-select option {
    background: var(--nuek-jet-black);
    color: var(--nuek-white);
}

.nuek-form-group {
    margin-bottom: 18px;
    flex: 1;
}

.nuek-form-row {
    display: flex;
    gap: 16px;
}

.nuek-validation-msg {
    display: block;
    font-size: 12px;
    color: #f87171;
    min-height: 18px;
    margin-top: 4px;
}

.nuek-validation-msg:empty {
    display: none;
}

.nuek-help-text {
    display: block;
    font-size: 11px;
    color: var(--nuek-grey-4);
    margin-top: 4px;
}

/* Toggle switch */
.nuek-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding-top: 8px;
}

.nuek-toggle input { display: none; }

.nuek-toggle__slider {
    width: 40px;
    height: 22px;
    border-radius: 11px;
    background: var(--nuek-grey-6);
    position: relative;
    transition: background 0.2s;
    flex-shrink: 0;
}

.nuek-toggle__slider::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--nuek-white);
    transition: transform 0.2s;
}

.nuek-toggle input:checked + .nuek-toggle__slider {
    background: var(--nuek-accent);
}

.nuek-toggle input:checked + .nuek-toggle__slider::after {
    transform: translateX(18px);
}

.nuek-toggle__label {
    font-size: 13px;
    color: var(--nuek-text);
}

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.nuek-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    font-family: var(--nuek-font);
    font-size: 14px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, opacity 0.2s;
    text-decoration: none;
    white-space: nowrap;
}

.nuek-btn--primary {
    background: var(--nuek-accent);
    color: var(--nuek-white);
}

.nuek-btn--primary:hover {
    opacity: 0.85;
}

.nuek-btn--secondary {
    background: var(--nuek-grey-6);
    color: var(--nuek-white);
}

.nuek-btn--secondary:hover {
    background: var(--nuek-grey-5);
}

.nuek-btn--ghost {
    background: transparent;
    color: var(--nuek-text);
    border: 1px solid var(--nuek-grey-6);
}

.nuek-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.04);
}

.nuek-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--nuek-text);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.nuek-btn-icon:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--nuek-white);
}

.nuek-btn-icon--danger:hover {
    background: rgba(220, 53, 69, 0.15);
    color: #f87171;
}

.nuek-btn-icon--success:hover {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

/* ---------------------------------------------------------
   Badge / Status
   --------------------------------------------------------- */
.nuek-badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
    background: rgba(164, 77, 255, 0.15);
    color: var(--nuek-accent);
}

.nuek-badge--muted {
    background: rgba(255, 255, 255, 0.06);
    color: var(--nuek-grey-4) !important;
}

.nuek-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
}

.nuek-status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.nuek-status--active::before { background: #4ade80; }
.nuek-status--active { color: #4ade80; }
.nuek-status--inactive::before { background: var(--nuek-grey-4); }
.nuek-status--inactive { color: var(--nuek-grey-4); }

/* ---------------------------------------------------------
   Admin Shell (sidebar + main)
   --------------------------------------------------------- */
.admin-shell {
    display: flex;
    min-height: 100vh;
}

/* Sidebar nav */
.admin-nav {
    width: 240px;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.02);
    border-right: 1px solid var(--nuek-grey-6);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform 0.25s ease;
}

.admin-nav__logo {
    padding: 20px 24px;
    border-bottom: 1px solid var(--nuek-grey-6);
}

.admin-nav__logo img {
    width: 100%;
}

.admin-nav__menu {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.admin-nav__menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.admin-nav__link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 400;
    color: var(--nuek-text);
    text-decoration: none;
    border: none;
    background: none;
    width: 100%;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    font-family: var(--nuek-font);
}

.admin-nav__link:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--nuek-white);
}

.admin-nav__link.active {
    color: var(--nuek-accent);
    background: rgba(164, 77, 255, 0.08);
    font-weight: 500;
}

.admin-nav__footer {
    padding: 12px 0;
    border-top: 1px solid var(--nuek-grey-6);
}

.admin-nav__logout {
    color: var(--nuek-grey-4) !important;
}

.admin-nav__logout:hover {
    color: #f87171 !important;
}

/* Main area */
.admin-main {
    flex: 1;
    margin-left: 240px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Topbar */
.admin-topbar {
    display: flex;
    align-items: center;
    height: 56px;
    padding: 0 28px;
    border-bottom: 1px solid var(--nuek-grey-6);
    background: rgba(255, 255, 255, 0.02);
    flex-shrink: 0;
}

.admin-topbar__toggle {
    display: none;
    background: none;
    border: none;
    color: var(--nuek-text);
    cursor: pointer;
    padding: 4px;
}

.admin-topbar__spacer { flex: 1; }

.admin-topbar__user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.admin-topbar__username {
    font-size: 13px;
    color: var(--nuek-text);
}

.admin-topbar__avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--nuek-accent);
    color: var(--nuek-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

/* Content area */
.admin-content {
    padding: 28px;
    flex: 1;
}

/* ---------------------------------------------------------
   Page Header
   --------------------------------------------------------- */
.admin-page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 16px;
}

.admin-page-header .nuek-title {
    font-size: 28px;
    margin-bottom: 2px;
}

.admin-page-header .nuek-subtitle {
    opacity: 0.7;
    margin-bottom: 0;
}

.admin-page-header__actions {
    flex-shrink: 0;
    padding-top: 4px;
}

/* ---------------------------------------------------------
   Toolbar / Search
   --------------------------------------------------------- */
.admin-toolbar {
    margin-bottom: 20px;
}

.admin-search-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

.admin-search-input {
    max-width: 320px;
}

/* ---------------------------------------------------------
   Table
   --------------------------------------------------------- */
.admin-table-wrapper {
    padding: 0;
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.admin-table thead {
    border-bottom: 1px solid var(--nuek-grey-6);
}

.admin-table th {
    padding: 14px 20px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--nuek-grey-4);
    white-space: nowrap;
}

.admin-table td {
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    color: var(--nuek-text);
}

.admin-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.admin-table__actions-col {
    width: 1%;
    white-space: nowrap;
    text-align: right !important;
}

.admin-table__empty {
    text-align: center !important;
    padding: 48px 20px !important;
    color: var(--nuek-grey-4);
}

.text-muted {
    color: var(--nuek-grey-4) !important;
}

/* ---------------------------------------------------------
   Pagination
   --------------------------------------------------------- */
.admin-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 20px;
}

.admin-pagination__info {
    font-size: 13px;
    color: var(--nuek-grey-4);
}

/* ---------------------------------------------------------
   Dashboard cards
   --------------------------------------------------------- */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.dashboard-card {
    text-decoration: none;
    display: block;
    padding: 28px;
    transition: transform 0.15s, box-shadow 0.15s;
    cursor: pointer;
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.dashboard-card__icon {
    margin-bottom: 16px;
}

.dashboard-card .nuek-subtitle {
    color: var(--nuek-white);
    margin-bottom: 4px;
}

.dashboard-card .nuek-body {
    font-size: 13px;
}

/* ---------------------------------------------------------
   Modal
   --------------------------------------------------------- */
.nuek-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 24px;
}

.nuek-modal-backdrop[hidden] { display: none; }

.nuek-modal {
    width: 100%;
    max-width: 520px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    padding: 0;
    animation: modalIn 0.2s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.96) translateY(8px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}

.nuek-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px 0;
}

.nuek-modal__header .nuek-subtitle {
    margin: 0;
    color: var(--nuek-white);
}

.nuek-modal__close {
    flex-shrink: 0;
}

.nuek-modal__body {
    padding: 24px 28px;
}

.nuek-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 0 28px 24px;
}

/* ---------------------------------------------------------
   Toast notifications
   --------------------------------------------------------- */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nuek-toast {
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-family: var(--nuek-font);
    color: var(--nuek-white);
    background: var(--nuek-grey-6);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.25s ease;
    max-width: 360px;
}

.nuek-toast--success {
    border-left: 3px solid #4ade80;
}

.nuek-toast--error {
    border-left: 3px solid #f87171;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateY(0); }
    to   { opacity: 0; transform: translateY(12px); }
}

/* ---------------------------------------------------------
   Responsive
   --------------------------------------------------------- */
@media (max-width: 768px) {
    .admin-nav {
        transform: translateX(-100%);
    }

    .admin-nav.open {
        transform: translateX(0);
    }

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

    .admin-topbar__toggle {
        display: block;
    }

    .admin-content {
        padding: 20px 16px;
    }

    .admin-page-header {
        flex-direction: column;
    }

    .nuek-form-row {
        flex-direction: column;
        gap: 0;
    }

    .login-card {
        padding: 28px 24px;
    }

    .admin-search-input {
        max-width: none;
        flex: 1;
    }

    .admin-table th,
    .admin-table td {
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .admin-search-form {
        flex-wrap: wrap;
    }

    .admin-search-input {
        flex: 1 1 100%;
    }
}

/* ---------------------------------------------------------
   Plannr — Grouping accordion
   --------------------------------------------------------- */
.plannr-grouping__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    gap: 12px;
    user-select: none;
}

.plannr-grouping__header:hover {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
}

.plannr-grouping__title {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.plannr-grouping__chevron {
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.plannr-grouping__averages {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.plannr-grouping__body {
    padding: 0 20px 16px;
}

.plannr-grouping__body[hidden] {
    display: none;
}

/* Empty state (shared) */
.plannr-empty-state {
    text-align: center;
    padding: 64px 32px;
}

/* Section divider (nav) */
.admin-nav__section-divider {
    padding: 16px 24px 8px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--nuek-grey-4);
}

.admin-nav__separator {
    margin-left: 10px;
}

@media (max-width: 768px) {
    .plannr-grouping__header {
        flex-direction: column;
        align-items: flex-start;
    }

    .plannr-grouping__averages {
        margin-top: 8px;
    }
}