/* ═══════════════════════════════════════════════════════════════════════════
   School Finance Manager — Frontend Portal Styles
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── CSS Variables ───────────────────────────────────────────────────────── */
.sfm-portal-wrap {
    --sfm-sidebar-w: 260px;
    --sfm-bg:        #f1f5f9;
    --sfm-white:     #ffffff;
    --sfm-border:    #e2e8f0;
    --sfm-text:      #1e293b;
    --sfm-muted:     #64748b;
    --sfm-primary:   #3b82f6;
    --sfm-primary-d: #2563eb;
    --sfm-green:     #10b981;
    --sfm-red:       #ef4444;
    --sfm-blue:      #3b82f6;
    --sfm-purple:    #8b5cf6;
    --sfm-orange:    #f59e0b;
    --sfm-sidebar-bg:#0f172a;
    --sfm-sidebar-h: #1e293b;
    --sfm-radius:    10px;
    --sfm-shadow:    0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --sfm-shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
    --sfm-shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -2px rgba(0,0,0,.05);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--sfm-text);
    box-sizing: border-box;
}

.sfm-portal-wrap *, .sfm-portal-wrap *::before, .sfm-portal-wrap *::after {
    box-sizing: inherit;
}

/* ── Portal Layout ───────────────────────────────────────────────────────── */
#sfm-portal {
    display: flex;
    min-height: 600px;
    background: var(--sfm-bg);
    border-radius: var(--sfm-radius);
    overflow: hidden;
    position: relative;
    box-shadow: var(--sfm-shadow-lg);
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.sfm-sidebar {
    width: var(--sfm-sidebar-w);
    min-width: var(--sfm-sidebar-w);
    background: var(--sfm-sidebar-bg);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform 0.25s ease;
    z-index: 100;
}

.sfm-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px 18px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}

.sfm-brand svg {
    width: 32px; height: 32px;
    color: var(--sfm-primary);
    flex-shrink: 0;
}

.sfm-brand-name {
    font-weight: 700;
    font-size: 13px;
    color: #f8fafc;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sfm-brand-sub {
    font-size: 11px;
    color: #64748b;
    margin-top: 1px;
}

/* Nav */
.sfm-nav {
    flex: 1;
    padding: 12px 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sfm-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    color: #94a3b8;
    text-decoration: none;
    border-radius: 0;
    font-size: 13.5px;
    font-weight: 500;
    transition: background .15s, color .15s;
    position: relative;
    white-space: nowrap;
}

.sfm-nav-link svg {
    width: 17px; height: 17px;
    flex-shrink: 0;
}

.sfm-nav-link:hover {
    background: var(--sfm-sidebar-h);
    color: #e2e8f0;
    text-decoration: none;
}

.sfm-nav-link.sfm-nav-active {
    background: rgba(59,130,246,.15);
    color: #60a5fa;
    border-right: 3px solid var(--sfm-primary);
}

/* Sidebar footer */
.sfm-sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid rgba(255,255,255,.08);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sfm-user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.sfm-avatar {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: var(--sfm-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.sfm-user-text {
    min-width: 0;
}

.sfm-user-name {
    font-size: 13px;
    font-weight: 600;
    color: #f1f5f9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sfm-user-role {
    font-size: 11px;
    color: #64748b;
    text-transform: capitalize;
}

.sfm-logout-btn {
    width: 32px; height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    color: #64748b;
    text-decoration: none;
    transition: background .15s, color .15s;
    flex-shrink: 0;
}

.sfm-logout-btn svg { width: 16px; height: 16px; }

.sfm-logout-btn:hover {
    background: rgba(239,68,68,.15);
    color: #f87171;
    text-decoration: none;
}

/* ── Main Content ─────────────────────────────────────────────────────────── */
.sfm-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Mobile top bar */
.sfm-topbar {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: var(--sfm-white);
    border-bottom: 1px solid var(--sfm-border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.sfm-menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--sfm-text);
    display: flex;
    align-items: center;
}

.sfm-menu-toggle svg { width: 22px; height: 22px; }

.sfm-topbar-title {
    font-size: 16px;
    font-weight: 700;
}

/* ── Sections ────────────────────────────────────────────────────────────── */
.sfm-section {
    display: none;
    padding: 24px;
    flex-direction: column;
    gap: 20px;
    min-height: 400px;
}

.sfm-section.sfm-section-active {
    display: flex;
}

.sfm-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.sfm-section-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    color: var(--sfm-text);
}

.sfm-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* ── Summary Cards ───────────────────────────────────────────────────────── */
.sfm-summary-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
}

.sfm-card {
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    padding: 18px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--sfm-shadow);
    border-left: 4px solid transparent;
}

.sfm-card-green  { border-left-color: var(--sfm-green); }
.sfm-card-red    { border-left-color: var(--sfm-red); }
.sfm-card-blue   { border-left-color: var(--sfm-blue); }
.sfm-card-purple { border-left-color: var(--sfm-purple); }

.sfm-card-icon {
    width: 42px; height: 42px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sfm-card-green  .sfm-card-icon { background: rgba(16,185,129,.1);  color: var(--sfm-green); }
.sfm-card-red    .sfm-card-icon { background: rgba(239,68,68,.1);   color: var(--sfm-red); }
.sfm-card-blue   .sfm-card-icon { background: rgba(59,130,246,.1);  color: var(--sfm-blue); }
.sfm-card-purple .sfm-card-icon { background: rgba(139,92,246,.1);  color: var(--sfm-purple); }
.sfm-card-icon svg { width: 20px; height: 20px; }

.sfm-card-value {
    font-size: 18px;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 4px;
    letter-spacing: -0.5px;
}

.sfm-card-label {
    font-size: 12px;
    color: var(--sfm-muted);
    font-weight: 500;
}

/* ── Charts ──────────────────────────────────────────────────────────────── */
.sfm-charts-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.sfm-chart-card {
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    padding: 20px;
    box-shadow: var(--sfm-shadow);
}

.sfm-chart-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--sfm-text);
    margin: 0 0 16px;
}

.sfm-chart-container {
    position: relative;
    height: 260px;
}

/* ── Filters ─────────────────────────────────────────────────────────────── */
.sfm-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    background: var(--sfm-white);
    padding: 14px 16px;
    border-radius: var(--sfm-radius);
    box-shadow: var(--sfm-shadow);
}

.sfm-filter-input {
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--sfm-border);
    border-radius: 6px;
    font-size: 13px;
    background: #f8fafc;
    color: var(--sfm-text);
    outline: none;
    transition: border-color .15s;
}

.sfm-filter-input:focus {
    border-color: var(--sfm-primary);
    background: var(--sfm-white);
}

/* ── Table ───────────────────────────────────────────────────────────────── */
.sfm-table-wrap {
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    box-shadow: var(--sfm-shadow);
    overflow: hidden;
    overflow-x: auto;
}

.sfm-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    min-width: 600px;
}

.sfm-table thead {
    background: #f8fafc;
    border-bottom: 2px solid var(--sfm-border);
}

.sfm-table th {
    padding: 10px 14px;
    text-align: left;
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--sfm-muted);
    white-space: nowrap;
}

.sfm-table td {
    padding: 12px 14px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--sfm-text);
    vertical-align: middle;
}

.sfm-table tbody tr:last-child td { border-bottom: none; }

.sfm-table tbody tr:hover td { background: #f8fafc; }

.sfm-right { text-align: right !important; }

.sfm-td-loading {
    text-align: center;
    color: var(--sfm-muted);
    padding: 40px 14px !important;
    font-style: italic;
}

.sfm-td-empty {
    text-align: center;
    color: var(--sfm-muted);
    padding: 40px 14px !important;
}

.sfm-amount { font-weight: 600; font-variant-numeric: tabular-nums; }
.sfm-amount-income  { color: var(--sfm-green); }
.sfm-amount-expense { color: var(--sfm-red); }

.sfm-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .3px;
}

.sfm-badge-fees  { background: rgba(59,130,246,.1);  color: #2563eb; }
.sfm-badge-other { background: rgba(139,92,246,.1);  color: #7c3aed; }

.sfm-cat-dot {
    display: inline-block;
    width: 10px; height: 10px;
    border-radius: 50%;
    margin-right: 6px;
    flex-shrink: 0;
}

/* ── Pagination ──────────────────────────────────────────────────────────── */
.sfm-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.sfm-pagination-info {
    font-size: 12px;
    color: var(--sfm-muted);
}

.sfm-pagination-btns {
    display: flex;
    gap: 4px;
}

.sfm-page-btn {
    width: 32px; height: 32px;
    border: 1px solid var(--sfm-border);
    background: var(--sfm-white);
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    color: var(--sfm-text);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s, border-color .15s;
}

.sfm-page-btn:hover:not(:disabled) { background: #f1f5f9; border-color: var(--sfm-primary); }
.sfm-page-btn.sfm-page-active { background: var(--sfm-primary); border-color: var(--sfm-primary); color: #fff; }
.sfm-page-btn:disabled { opacity: .4; cursor: not-allowed; }

/* ── Categories Grid ─────────────────────────────────────────────────────── */
.sfm-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}

.sfm-category-card {
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    padding: 16px;
    box-shadow: var(--sfm-shadow);
    border-top: 4px solid var(--sfm-primary);
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}

.sfm-category-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.sfm-category-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--sfm-text);
}

.sfm-category-desc {
    font-size: 12px;
    color: var(--sfm-muted);
    line-height: 1.5;
}

.sfm-category-actions {
    display: flex;
    gap: 6px;
}

/* ── Settings ────────────────────────────────────────────────────────────── */
.sfm-settings-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 620px;
}

.sfm-settings-card {
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    padding: 22px;
    box-shadow: var(--sfm-shadow);
}

.sfm-settings-card h3 {
    font-size: 15px;
    font-weight: 700;
    color: var(--sfm-text);
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--sfm-border);
}

.sfm-info-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13px;
}

.sfm-info-row:last-child { border-bottom: none; }
.sfm-info-row span { color: var(--sfm-muted); }

/* ── Form Elements ───────────────────────────────────────────────────────── */
.sfm-field {
    display: flex;
    flex-direction: column;
    gap: 5px;
    flex: 1;
    min-width: 0;
}

.sfm-field-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.sfm-field-row > .sfm-field { min-width: 130px; }

.sfm-label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--sfm-text);
}

.sfm-req { color: var(--sfm-red); }

.sfm-input {
    width: 100%;
    height: 38px;
    padding: 0 11px;
    border: 1px solid var(--sfm-border);
    border-radius: 7px;
    font-size: 13.5px;
    background: #f8fafc;
    color: var(--sfm-text);
    outline: none;
    transition: border-color .15s, box-shadow .15s;
    font-family: inherit;
}

textarea.sfm-input { height: auto; padding: 8px 11px; resize: vertical; }

.sfm-input:focus {
    border-color: var(--sfm-primary);
    background: var(--sfm-white);
    box-shadow: 0 0 0 3px rgba(59,130,246,.12);
}

.sfm-input-short { width: 120px; }
.sfm-input-sm    { height: 34px; font-size: 13px; padding: 0 9px; border: 1px solid var(--sfm-border); border-radius: 6px; background: #f8fafc; color: var(--sfm-text); outline: none; }
.sfm-input-sm:focus { border-color: var(--sfm-primary); }

.sfm-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13.5px;
    color: var(--sfm-text);
    padding: 4px 0;
}

.sfm-checkbox { width: 16px; height: 16px; cursor: pointer; accent-color: var(--sfm-primary); }

.sfm-hint-text {
    font-size: 12px;
    color: var(--sfm-muted);
    margin: 0 0 10px;
}

.sfm-color-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sfm-color-input {
    width: 50px; height: 36px;
    padding: 2px;
    border: 1px solid var(--sfm-border);
    border-radius: 6px;
    cursor: pointer;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.sfm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    height: 36px;
    padding: 0 14px;
    border: 1px solid transparent;
    border-radius: 7px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, border-color .15s, box-shadow .15s;
    white-space: nowrap;
    font-family: inherit;
    text-decoration: none;
}

.sfm-btn svg { width: 15px; height: 15px; }

.sfm-btn-primary {
    background: var(--sfm-primary);
    color: #fff;
    border-color: var(--sfm-primary);
}

.sfm-btn-primary:hover {
    background: var(--sfm-primary-d);
    border-color: var(--sfm-primary-d);
    box-shadow: 0 2px 8px rgba(59,130,246,.35);
}

.sfm-btn-secondary {
    background: var(--sfm-text);
    color: #fff;
    border-color: var(--sfm-text);
}

.sfm-btn-secondary:hover { background: #334155; border-color: #334155; }

.sfm-btn-ghost {
    background: transparent;
    color: var(--sfm-muted);
    border-color: var(--sfm-border);
}

.sfm-btn-ghost:hover { background: #f1f5f9; color: var(--sfm-text); }

.sfm-btn-danger {
    background: var(--sfm-red);
    color: #fff;
    border-color: var(--sfm-red);
}

.sfm-btn-danger:hover { background: #dc2626; }

.sfm-btn-icon {
    width: 30px; height: 30px;
    padding: 0;
    border-radius: 6px;
}

.sfm-btn-edit  { background: rgba(59,130,246,.1);  color: #2563eb; border: none; }
.sfm-btn-delete{ background: rgba(239,68,68,.1);   color: #dc2626; border: none; }
.sfm-btn-edit:hover   { background: rgba(59,130,246,.2); }
.sfm-btn-delete:hover { background: rgba(239,68,68,.2); }

.sfm-btn-lg { height: 42px; padding: 0 20px; font-size: 14px; }

.sfm-btn:disabled { opacity: .55; cursor: not-allowed; }

/* ── Modals ──────────────────────────────────────────────────────────────── */
.sfm-modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: 16px;
    backdrop-filter: blur(3px);
}

.sfm-modal.sfm-modal-open {
    display: flex;
}

.sfm-modal-dialog {
    background: var(--sfm-white);
    border-radius: 14px;
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.25);
    display: flex;
    flex-direction: column;
    animation: sfmSlideIn .2s ease;
}

.sfm-modal-sm { max-width: 420px; }

@keyframes sfmSlideIn {
    from { opacity: 0; transform: translateY(-16px) scale(.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.sfm-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px 14px;
    border-bottom: 1px solid var(--sfm-border);
}

.sfm-modal-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
}

.sfm-modal-header-danger { border-bottom-color: rgba(239,68,68,.3); }
.sfm-modal-header-danger h3 { color: var(--sfm-red); }

.sfm-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--sfm-muted);
    border-radius: 6px;
    display: flex;
    align-items: center;
    transition: background .15s, color .15s;
}

.sfm-modal-close svg { width: 18px; height: 18px; }
.sfm-modal-close:hover { background: #f1f5f9; color: var(--sfm-text); }

.sfm-modal-body {
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
}

.sfm-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 14px 22px 18px;
    border-top: 1px solid var(--sfm-border);
}

/* ── Toast ───────────────────────────────────────────────────────────────── */
.sfm-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--sfm-text);
    color: #fff;
    padding: 12px 18px;
    border-radius: 9px;
    font-size: 13.5px;
    font-weight: 500;
    box-shadow: var(--sfm-shadow-lg);
    z-index: 99999;
    max-width: 340px;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .25s, transform .25s;
    pointer-events: none;
}

.sfm-toast.sfm-toast-show {
    opacity: 1;
    transform: translateY(0);
}

.sfm-toast.sfm-toast-success { background: var(--sfm-green); }
.sfm-toast.sfm-toast-error   { background: var(--sfm-red); }

/* ── Login Form ──────────────────────────────────────────────────────────── */
.sfm-login-wrap {
    max-width: 380px;
    margin: 40px auto;
    background: var(--sfm-white);
    border-radius: 16px;
    box-shadow: var(--sfm-shadow-lg);
    overflow: hidden;
}

.sfm-login-brand {
    background: var(--sfm-sidebar-bg);
    padding: 28px 30px 24px;
    text-align: center;
}

.sfm-login-icon {
    width: 56px; height: 56px;
    background: rgba(59,130,246,.2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
}

.sfm-login-icon svg {
    width: 28px; height: 28px;
    color: var(--sfm-primary);
}

.sfm-login-brand h2 {
    font-size: 18px;
    font-weight: 700;
    color: #f1f5f9;
    margin: 0 0 4px;
}

.sfm-login-brand p {
    font-size: 12px;
    color: #64748b;
    margin: 0;
}

/* WP login form reset inside our portal */
.sfm-login-wrap #loginform {
    padding: 24px 30px 28px;
    margin: 0;
    box-shadow: none;
    border: none;
    background: none;
}

.sfm-login-wrap #loginform label {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--sfm-text);
    display: block;
    margin-bottom: 4px;
}

.sfm-login-wrap #loginform input[type=text],
.sfm-login-wrap #loginform input[type=password] {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--sfm-border);
    border-radius: 7px;
    font-size: 14px;
    margin-bottom: 14px;
    box-shadow: none;
    background: #f8fafc;
    font-family: inherit;
}

.sfm-login-wrap #loginform input[type=text]:focus,
.sfm-login-wrap #loginform input[type=password]:focus {
    border-color: var(--sfm-primary);
    background: #fff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(59,130,246,.12);
}

.sfm-login-wrap #loginform .button-primary {
    width: 100%;
    background: var(--sfm-primary);
    border-color: var(--sfm-primary);
    color: #fff;
    height: 40px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background .15s;
    box-shadow: none;
    font-family: inherit;
}

.sfm-login-wrap #loginform .button-primary:hover {
    background: var(--sfm-primary-d);
    border-color: var(--sfm-primary-d);
}

.sfm-login-wrap .login-remember { font-size: 13px; margin: 12px 0; }

/* ── Access Denied ───────────────────────────────────────────────────────── */
.sfm-access-denied {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 60px 30px;
    max-width: 420px;
    margin: 40px auto;
    background: var(--sfm-white);
    border-radius: var(--sfm-radius);
    box-shadow: var(--sfm-shadow);
}

.sfm-access-denied svg {
    width: 52px; height: 52px;
    color: var(--sfm-red);
    margin-bottom: 16px;
}

.sfm-access-denied h3 { font-size: 18px; margin: 0 0 8px; }
.sfm-access-denied p  { color: var(--sfm-muted); font-size: 14px; margin: 0; }

/* ── Mobile Overlay ──────────────────────────────────────────────────────── */
.sfm-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 90;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .sfm-topbar {
        display: flex;
    }

    .sfm-sidebar {
        position: fixed;
        top: 0; left: 0; bottom: 0;
        transform: translateX(-100%);
        border-radius: 0;
        z-index: 99;
    }

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

    .sfm-overlay.sfm-overlay-show {
        display: block;
    }

    .sfm-section { padding: 16px; }
    .sfm-summary-cards { grid-template-columns: 1fr 1fr; }
    .sfm-charts-row    { grid-template-columns: 1fr; }
    .sfm-categories-grid { grid-template-columns: 1fr 1fr; }
    .sfm-filters { padding: 12px; }
    .sfm-settings-wrap { max-width: 100%; }
    .sfm-modal-dialog { margin: 0; max-height: 95vh; border-radius: 16px 16px 0 0; align-self: flex-end; }
}

@media (max-width: 480px) {
    .sfm-summary-cards { grid-template-columns: 1fr; }
    .sfm-categories-grid { grid-template-columns: 1fr; }
    .sfm-field-row { flex-direction: column; }
    .sfm-filters { flex-direction: column; }
    .sfm-filter-input { width: 100%; }
}