:root {
    --admin-ink: #171717;
    --admin-muted: #77736c;
    --admin-line: #e7e3dc;
    --admin-paper: #f6f4ef;
    --admin-card: #fff;
    --admin-accent: #bd5a3c;
    --admin-success: #196b47;
    --admin-danger: #a93f3f;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--admin-ink); background: var(--admin-paper); }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar { display: flex; flex-direction: column; width: 238px; flex: 0 0 238px; min-height: 100vh; padding: 28px 18px 20px; background: #1b1b1a; color: #fff; }
.admin-brand { display: flex; align-items: center; gap: 11px; margin: 0 10px 52px; }
.admin-brand-centered { margin: 0 0 58px; justify-content: center; }
.admin-brand-mark { display: grid; place-items: center; width: 35px; height: 35px; border: 1px solid #8e8b84; color: #fff; font-family: Georgia, serif; font-size: 18px; }
.admin-brand strong { display: block; font-size: 13px; letter-spacing: .15em; font-weight: 600; }
.admin-brand small { display: block; margin-top: 4px; color: #9f9b94; font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.admin-nav { display: grid; gap: 7px; }
.admin-nav-link { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 0 13px; border: 1px solid transparent; color: #aaa8a1; text-decoration: none; font-size: 13px; transition: .2s ease; }
.admin-nav-link:hover, .admin-nav-link:focus-visible { border-color: #494844; color: #fff; outline: none; }
.admin-nav-link.is-active { background: #fff; color: #1b1b1a; }
.admin-nav-icon { display: grid; place-items: center; width: 20px; color: currentColor; font-size: 18px; }
.admin-sidebar-footer { display: grid; gap: 6px; margin-top: auto; padding-top: 22px; border-top: 1px solid #373735; }
.admin-logout-form { margin: 0; }
.admin-logout-form .admin-nav-link { width: 100%; border-width: 1px; text-align: left; }
.admin-nav-logout { color: #d9a396; }

.admin-main { display: flex; flex: 1; min-width: 0; flex-direction: column; }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; min-height: 115px; padding: 28px clamp(24px, 5vw, 66px); border-bottom: 1px solid var(--admin-line); background: var(--admin-paper); }
.admin-topbar h1 { margin: 7px 0 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(28px, 3vw, 42px); font-weight: 400; letter-spacing: -.04em; }
.admin-eyebrow { margin: 0; color: var(--admin-muted); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; }
.admin-identity { display: flex; align-items: center; gap: 10px; color: var(--admin-muted); font-size: 12px; }
.admin-avatar { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: #e7d2ca; color: #7c3c2b; font-size: 12px; font-weight: 700; }
.admin-menu-toggle { display: none; border: 0; background: transparent; font-size: 22px; cursor: pointer; }
.admin-content { flex: 1; width: min(1320px, 100%); padding: 36px clamp(24px, 5vw, 66px) 60px; }
.admin-footer { padding: 18px clamp(24px, 5vw, 66px); border-top: 1px solid var(--admin-line); color: var(--admin-muted); font-size: 11px; letter-spacing: .05em; }
.admin-footer span { padding: 0 6px; color: var(--admin-accent); }

.admin-alert { margin-bottom: 24px; padding: 13px 15px; border-left: 3px solid; background: #fff; font-size: 13px; }
.admin-alert-success { border-color: var(--admin-success); color: var(--admin-success); }
.admin-alert-error { border-color: var(--admin-danger); color: var(--admin-danger); }
.admin-grid { display: grid; gap: 18px; }
.admin-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); margin-bottom: 34px; }
.admin-stat { padding: 23px; border: 1px solid var(--admin-line); background: var(--admin-card); }
.admin-stat-label { margin: 0 0 18px; color: var(--admin-muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.admin-stat-value { margin: 0; font-family: Georgia, serif; font-size: 36px; font-weight: 400; }
.admin-stat-note { margin: 8px 0 0; color: var(--admin-muted); font-size: 12px; }
.admin-section { border: 1px solid var(--admin-line); background: var(--admin-card); }
.admin-section + .admin-section { margin-top: 24px; }
.admin-section-spaced { margin-top: 24px; }
.admin-section-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 21px 23px; border-bottom: 1px solid var(--admin-line); }
.admin-section-header h2 { margin: 0; font-family: Georgia, serif; font-size: 21px; font-weight: 400; }
.admin-section-header p { margin: 5px 0 0; color: var(--admin-muted); font-size: 12px; }
.admin-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }
.admin-button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 39px; padding: 0 15px; border: 1px solid var(--admin-ink); background: transparent; color: var(--admin-ink); cursor: pointer; text-decoration: none; font-size: 12px; }
.admin-button:hover, .admin-button:focus-visible { background: #efebe4; outline: none; }
.admin-button-primary { background: var(--admin-ink); color: #fff; }
.admin-button-primary:hover, .admin-button-primary:focus-visible { background: #3b3a37; }
.admin-button-danger { border-color: var(--admin-danger); color: var(--admin-danger); }
.admin-button-small { min-height: 31px; padding: 0 10px; font-size: 11px; }
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; min-width: 690px; border-collapse: collapse; text-align: left; }
.admin-table th { padding: 13px 20px; background: #f4f1eb; color: var(--admin-muted); font-size: 10px; letter-spacing: .14em; font-weight: 600; text-transform: uppercase; }
.admin-table td { padding: 17px 20px; border-top: 1px solid var(--admin-line); vertical-align: middle; font-size: 13px; }
.admin-table tr:hover td { background: #fcfbf8; }
.admin-table .muted { color: var(--admin-muted); font-size: 12px; }
.admin-product-cell { display: flex; align-items: center; gap: 12px; min-width: 220px; }
.admin-product-thumb { width: 46px; height: 54px; object-fit: cover; background: #eeeae3; }
.admin-product-thumb-placeholder { display: grid; place-items: center; color: #aaa39a; font-size: 18px; }
.admin-badge { display: inline-flex; padding: 5px 8px; border-radius: 20px; background: #eeeae3; color: #706b63; font-size: 10px; letter-spacing: .07em; text-transform: uppercase; }
.admin-badge-active { background: #e1f0e7; color: var(--admin-success); }
.admin-badge-inactive { background: #f4e3e0; color: var(--admin-danger); }

.admin-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 15px; margin-bottom: 20px; }
.admin-search { display: flex; gap: 8px; width: min(440px, 100%); }
.admin-search input, .admin-form input, .admin-form select, .admin-form textarea { width: 100%; min-height: 41px; padding: 10px 12px; border: 1px solid #d8d2c8; border-radius: 0; background: #fff; color: var(--admin-ink); }
.admin-search input:focus, .admin-form input:focus, .admin-form select:focus, .admin-form textarea:focus { border-color: var(--admin-ink); outline: 2px solid rgba(23, 23, 23, .12); outline-offset: 1px; }
.admin-form textarea { min-height: 110px; resize: vertical; }
.admin-form label { display: grid; gap: 8px; color: var(--admin-muted); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.admin-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.admin-form-grid .full { grid-column: 1 / -1; }
.admin-form-card { padding: 24px; }
.admin-form-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 22px; }
.admin-empty { padding: 46px 24px; color: var(--admin-muted); text-align: center; font-size: 13px; }
.admin-kicker { color: var(--admin-accent); font-size: 11px; letter-spacing: .15em; text-transform: uppercase; }
.admin-dashboard-intro { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 28px; }
.admin-dashboard-intro h2 { max-width: 650px; margin: 7px 0 0; font-family: Georgia, serif; font-size: clamp(24px, 3vw, 38px); font-weight: 400; letter-spacing: -.03em; }
.admin-dashboard-intro p { max-width: 480px; margin: 0; color: var(--admin-muted); font-size: 13px; line-height: 1.65; }
.admin-quick-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 24px; }
.admin-quick-card { padding: 20px; border: 1px solid var(--admin-line); text-decoration: none; }
.admin-quick-card:hover, .admin-quick-card:focus-visible { border-color: var(--admin-ink); outline: none; }
.admin-quick-card strong { display: block; margin: 0 0 8px; font-family: Georgia, serif; font-size: 18px; font-weight: 400; }
.admin-quick-card span { color: var(--admin-muted); font-size: 12px; line-height: 1.5; }
.admin-invoice-placeholder { display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; padding: 30px; }
.admin-invoice-placeholder h2 { margin: 0 0 13px; font-family: Georgia, serif; font-size: 32px; font-weight: 400; }
.admin-invoice-placeholder p { max-width: 620px; margin: 0; color: var(--admin-muted); font-size: 14px; line-height: 1.7; }
.admin-invoice-note { align-self: start; padding: 20px; border-left: 3px solid var(--admin-accent); background: #fbf5ee; }
.admin-invoice-note strong { display: block; margin-bottom: 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.admin-invoice-note span { color: var(--admin-muted); font-size: 12px; line-height: 1.6; }
.admin-folder-tabs { display: flex; align-items: end; gap: 6px; margin-top: 10px; padding: 0 14px; border-bottom: 1px solid var(--admin-line); }
.admin-folder-tab { position: relative; display: inline-flex; align-items: center; min-height: 48px; margin-bottom: -1px; padding: 0 22px; border: 1px solid transparent; border-bottom: 0; border-radius: 8px 8px 0 0; background: transparent; color: var(--admin-muted); text-decoration: none; font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.admin-folder-tab::before { content: ""; position: absolute; top: -1px; left: 16px; width: 32px; height: 3px; border-radius: 3px; background: transparent; transition: background .2s ease; }
.admin-folder-tab:hover, .admin-folder-tab:focus-visible { color: var(--admin-ink); background: #f2eee7; outline: none; }
.admin-folder-tab.is-active { z-index: 1; border-color: var(--admin-line); background: var(--admin-card); color: var(--admin-ink); box-shadow: 0 -5px 16px rgba(23, 23, 23, .04); }
.admin-folder-tab.is-active::before { background: var(--admin-accent); }
.admin-folder-panel { position: relative; z-index: 0; border-top: 0; }
.admin-register-tabs { display: flex; gap: 0; padding: 18px 23px 0; border-bottom: 1px solid var(--admin-line); }
.admin-register-tab { padding: 10px 14px 12px; border-bottom: 2px solid transparent; color: var(--admin-muted); text-decoration: none; font-size: 12px; }
.admin-register-tab:hover, .admin-register-tab:focus-visible { color: var(--admin-ink); outline: none; }
.admin-register-tab.is-active { border-color: var(--admin-accent); color: var(--admin-ink); font-weight: 600; }
.admin-invoice-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--admin-line); }
.admin-invoice-form-grid > .admin-form { min-width: 0; background: var(--admin-card); }
.admin-invoice-form-grid .admin-form { display: grid; align-content: start; gap: 17px; }
.admin-form-subtitle { margin: 0; font-family: Georgia, serif; font-size: 22px; font-weight: 400; }
.admin-form-help { margin: -7px 0 0; color: var(--admin-muted); font-size: 12px; line-height: 1.6; }
.admin-form-help code { padding: 2px 4px; background: #f1ede6; color: var(--admin-ink); font-size: 11px; }
.admin-form-divider { height: 1px; background: var(--admin-line); }
.admin-permission-fieldset { margin: 22px 0 0; padding: 18px 0 0; border: 0; border-top: 1px solid var(--admin-line); }
.admin-permission-fieldset legend { padding: 0 10px 0 0; color: var(--admin-muted); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.admin-permission-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 13px; }
.admin-permission-card { display: flex !important; grid-template-columns: none !important; align-items: flex-start; gap: 12px !important; min-height: 90px; padding: 16px; border: 1px solid var(--admin-line); background: #fbfaf7; color: var(--admin-ink) !important; letter-spacing: 0 !important; text-transform: none !important; cursor: pointer; transition: border-color .2s ease, background .2s ease; }
.admin-permission-card:hover, .admin-permission-card:focus-within { border-color: var(--admin-ink); background: #fff; }
.admin-permission-card input { flex: 0 0 auto; width: 17px; min-height: 17px; margin: 2px 0 0; accent-color: var(--admin-accent); }
.admin-permission-card span { display: grid; gap: 6px; }
.admin-permission-card strong { font-size: 13px; font-weight: 600; }
.admin-permission-card small { color: var(--admin-muted); font-size: 11px; line-height: 1.5; }
.admin-access-list { display: flex; flex-wrap: wrap; gap: 5px; min-width: 130px; }
.admin-access-chip { display: inline-flex; padding: 4px 7px; border: 1px solid #d8d2c8; background: #f8f5ef; color: var(--admin-ink); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; }
.admin-table td > strong + .muted, .admin-table td > span.muted { display: block; margin-top: 4px; }
.admin-invoice-detail { overflow: hidden; }
.invoice-paper { background: #fff; border: 1px solid var(--admin-line); box-shadow: 0 18px 42px rgba(23, 23, 23, .08); }
.admin-invoice-meta { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin: 0 24px 1px; background: var(--admin-line); }
.admin-invoice-meta > div { display: grid; gap: 7px; padding: 17px; background: var(--admin-card); }
.admin-invoice-meta span, .admin-invoice-fields span { color: var(--admin-muted); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.admin-invoice-meta strong { font-size: 15px; font-weight: 600; }
.admin-invoice-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 17px; margin: 0 24px 24px; padding: 20px 0; border-bottom: 1px solid var(--admin-line); }
.admin-invoice-fields > div { display: grid; gap: 6px; min-width: 0; }
.admin-invoice-fields strong { overflow-wrap: anywhere; font-size: 13px; font-weight: 500; line-height: 1.5; }
.invoice-mismatch { color: var(--admin-danger) !important; }
.invoice-match { color: var(--admin-success) !important; }
.admin-invoice-status { margin: 18px 24px 24px; font-size: 13px; font-weight: 600; }
.admin-error-list { margin: 9px 0 0; padding-left: 20px; }

.admin-login-body { display: grid; place-items: center; min-height: 100vh; padding: 24px; background: #1b1b1a; }
.admin-login-card { width: min(450px, 100%); padding: 46px; background: var(--admin-paper); }
.admin-login-card h1 { margin: 8px 0 10px; font-family: Georgia, serif; font-size: 42px; font-weight: 400; letter-spacing: -.05em; }
.admin-login-intro { margin: 0 0 28px; color: var(--admin-muted); font-size: 13px; line-height: 1.6; }
.admin-login-card .admin-form { display: grid; gap: 17px; }
.admin-login-card .admin-button { width: 100%; margin-top: 6px; }
.admin-back-link { display: block; margin-top: 24px; color: var(--admin-muted); font-size: 12px; text-align: center; text-decoration: none; }
.admin-back-link:hover { color: var(--admin-ink); text-decoration: underline; }

@media (max-width: 960px) {
    .admin-sidebar { position: fixed; inset: 0 auto 0 0; z-index: 20; transform: translateX(-100%); transition: transform .2s ease; }
    .admin-sidebar-open .admin-sidebar { transform: translateX(0); box-shadow: 14px 0 30px rgba(0,0,0,.18); }
    .admin-menu-toggle { display: inline-flex; margin-right: 18px; }
    .admin-topbar { justify-content: flex-start; }
    .admin-identity { margin-left: auto; }
    .admin-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 650px) {
    .admin-topbar { min-height: 96px; padding: 20px; }
    .admin-content { padding: 25px 20px 42px; }
    .admin-footer { padding: 16px 20px; }
    .admin-identity span:last-child { display: none; }
    .admin-stats, .admin-quick-grid, .admin-form-grid, .admin-invoice-placeholder, .admin-invoice-form-grid, .admin-invoice-meta, .admin-invoice-fields, .admin-permission-grid { grid-template-columns: 1fr; }
    .admin-stat { padding: 18px; }
    .admin-dashboard-intro, .admin-toolbar { display: grid; align-items: start; }
    .admin-section-header { align-items: start; flex-direction: column; }
    .admin-search { width: 100%; }
    .admin-login-card { padding: 30px 22px; }
    .admin-invoice-meta { margin: 0 20px 1px; }
    .admin-invoice-fields { margin: 0 20px 20px; }
    .admin-invoice-status { margin: 16px 20px 20px; }
    .admin-folder-tabs { overflow-x: auto; align-items: stretch; padding: 0; }
    .admin-folder-tab { flex: 1 0 auto; justify-content: center; min-height: 42px; padding: 0 14px; white-space: nowrap; }
    .admin-register-tabs { padding-left: 20px; padding-right: 20px; overflow-x: auto; }
    .admin-register-tab { flex: 0 0 auto; white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }