/* DATACENTER Design System
   Linguagem visual derivada da referência Efferd / Hero 3:
   monocromática, bordas discretas, raios de 8–10 px e hierarquia tipográfica limpa. */
:root {
  color-scheme: light;
  --background: #ffffff;
  --surface: #ffffff;
  --surface-subtle: #fafafa;
  --surface-muted: #f5f5f5;
  --foreground: #171717;
  --muted: #737373;
  --muted-strong: #525252;
  --border: rgba(23, 23, 23, .10);
  --border-strong: rgba(23, 23, 23, .16);
  --primary: #171717;
  --primary-foreground: #fafafa;
  --positive: #246b4a;
  --warning: #8a5a16;
  --negative: #a52a2a;
  --sidebar-width: 248px;
  --header-height: 58px;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 10px;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, .05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .03);
  --focus: 0 0 0 3px rgba(23, 23, 23, .14);
  --font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  color-scheme: dark;
  --background: #252525;
  --surface: #252525;
  --surface-subtle: #2b2b2b;
  --surface-muted: #303030;
  --foreground: #fafafa;
  --muted: #a3a3a3;
  --muted-strong: #d4d4d4;
  --border: rgba(255, 255, 255, .10);
  --border-strong: rgba(255, 255, 255, .15);
  --primary: #ebebeb;
  --primary-foreground: #343434;
  --positive: #8dd8b4;
  --warning: #e0bd7c;
  --negative: #f29a9a;
  --focus: 0 0 0 3px rgba(255, 255, 255, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-sans); background: var(--background); color: var(--foreground); font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.8; }
:focus-visible { outline: none; box-shadow: var(--focus); }
.container { width: min(100% - 32px, 1040px); margin-inline: auto; }
.mobile-only { display: none !important; }
.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; }

.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--foreground); font-weight: 650; letter-spacing: -.02em; white-space: nowrap; }
.brand-mark { width: 22px; height: 22px; display: inline-block; border-radius: 7px 3px 7px 3px; background: var(--foreground); position: relative; }
.brand-mark::after { content: ""; position: absolute; width: 7px; height: 7px; right: 4px; top: 4px; border-radius: 50%; background: var(--background); }

.button { height: 40px; padding: 0 16px; border-radius: var(--radius); display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid transparent; font-weight: 550; font-size: 14px; cursor: pointer; transition: background .18s ease, border-color .18s ease, transform .18s ease; white-space: nowrap; }
.button:hover { transform: translateY(-1px); }
.button-primary { background: var(--primary); color: var(--primary-foreground); box-shadow: var(--shadow-xs); }
.button-primary:hover { opacity: .9; }
.button-outline { background: var(--surface); color: var(--foreground); border-color: var(--border-strong); box-shadow: var(--shadow-xs); }
.button-outline:hover { background: var(--surface-muted); }
.button-ghost { background: transparent; border-color: transparent; color: var(--muted-strong); }
.button-ghost:hover { background: var(--surface-muted); color: var(--foreground); }
.button-large { height: 44px; padding-inline: 18px; }
.icon-button { width: 40px; height: 40px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--foreground); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.icon-button:hover { background: var(--surface-muted); }

/* Landing */
.marketing-body { min-height: 100vh; }
.marketing-header { height: 72px; display: flex; align-items: center; }
.marketing-nav { display: flex; align-items: center; gap: 42px; height: 100%; }
.marketing-links { display: flex; align-items: center; gap: 30px; color: var(--muted-strong); font-weight: 500; }
.marketing-links a:hover { color: var(--foreground); }
.marketing-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.hero { padding-top: 72px; }
.announcement { display: inline-flex; align-items: center; gap: 11px; min-height: 32px; padding: 4px 7px 4px 4px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); box-shadow: var(--shadow-xs); color: var(--muted-strong); }
.announcement:hover { border-color: var(--border-strong); color: var(--foreground); }
.announcement svg { width: 15px; height: 15px; }
.announcement-badge { height: 22px; padding: 0 7px; border-radius: 4px; background: var(--foreground); color: var(--background); display: inline-flex; align-items: center; font-size: 10px; font-weight: 700; letter-spacing: .05em; }
.hero h1 { max-width: 780px; margin: 28px 0 14px; font-size: clamp(44px, 6vw, 72px); line-height: 1.08; letter-spacing: -.048em; font-weight: 560; }
.hero-copy { max-width: 650px; margin: 0; color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.45; letter-spacing: -.012em; }
.hero-actions { display: flex; gap: 10px; margin-top: 26px; }
.product-frame { margin-top: 70px; border: 1px solid var(--border); border-radius: 14px 14px 0 0; background: var(--surface); box-shadow: 0 20px 70px rgba(0, 0, 0, .08), var(--shadow-xs); overflow: hidden; }
.product-window-bar { height: 42px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 6px; padding: 0 14px; color: var(--muted); font-size: 11px; }
.product-window-bar > span:not(.product-window-status) { width: 7px; height: 7px; border-radius: 50%; background: var(--border-strong); }
.product-window-bar p { margin: auto; transform: translateX(50px); }
.product-window-status { color: var(--muted-strong); }
.preview-app { min-height: 570px; display: grid; grid-template-columns: 165px 1fr; }
.preview-sidebar { border-right: 1px solid var(--border); padding: 18px 12px; background: var(--surface-subtle); }
.preview-brand { display: flex; align-items: center; gap: 7px; font-size: 12px; margin: 0 8px 28px; }
.preview-brand .brand-mark { width: 16px; height: 16px; border-radius: 5px 2px 5px 2px; }
.preview-brand .brand-mark::after { width: 5px; height: 5px; right: 3px; top: 3px; }
.preview-group-label { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .08em; padding: 0 9px; margin: 16px 0 7px; }
.preview-nav-item { display: flex; align-items: center; gap: 8px; height: 29px; border-radius: 6px; padding: 0 9px; color: var(--muted); font-size: 10px; }
.preview-nav-item span { width: 9px; height: 9px; border: 1px solid currentColor; border-radius: 3px; }
.preview-nav-item.active { background: var(--foreground); color: var(--background); }
.preview-content { padding: 25px 26px; overflow: hidden; }
.preview-heading { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 20px; }
.preview-heading div { display: grid; gap: 3px; }
.preview-heading small, .preview-heading span { color: var(--muted); font-size: 10px; }
.preview-heading strong { font-size: 18px; letter-spacing: -.02em; }
.preview-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.preview-kpis article { min-width: 0; padding: 15px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); display: grid; gap: 6px; }
.preview-kpis small, .preview-kpis span { color: var(--muted); font-size: 9px; }
.preview-kpis strong { font-size: 17px; letter-spacing: -.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.preview-chart-card { margin-top: 12px; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 17px; }
.preview-card-heading { display: flex; justify-content: space-between; }
.preview-card-heading strong { font-size: 11px; }
.preview-card-heading span { color: var(--muted); font-size: 9px; }
.preview-chart { width: 100%; height: 245px; color: var(--foreground); margin-top: 14px; }
.chart-grid { stroke: var(--border); stroke-width: 1; stroke-dasharray: 3 5; fill: none; }
.chart-area { fill: url(#chartFill); stroke: none; }
.chart-line { fill: none; stroke: currentColor; stroke-width: 2; }
.preview-chart-footer { display: flex; justify-content: space-between; color: var(--muted); font-size: 9px; }
.trust-strip { padding: 48px 0 70px; text-align: center; color: var(--muted); }
.trust-strip > p { font-size: 12px; margin-bottom: 18px; }
.trust-strip > div { display: flex; justify-content: center; gap: 42px; flex-wrap: wrap; color: var(--muted-strong); font-weight: 600; }

/* Auth */
.auth-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: var(--surface-subtle); }
.auth-card { width: min(100%, 420px); padding: 34px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow-sm); display: grid; gap: 30px; }
.auth-card h1 { margin: 5px 0 7px; font-size: 31px; line-height: 1.2; letter-spacing: -.035em; font-weight: 580; }
.auth-card p { margin: 0; color: var(--muted); }
.auth-card > small { color: var(--muted); }
.auth-form { display: grid; gap: 17px; }
.auth-form label { display: grid; gap: 7px; font-weight: 550; }
.auth-form input { height: 42px; border: 1px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--foreground); padding: 0 12px; }
.auth-form input::placeholder { color: var(--muted); }

/* App shell */
.app-body { overflow-x: hidden; background: var(--surface-subtle); }
.app-layout { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar-width) minmax(0, 1fr); }
.app-sidebar { position: sticky; top: 0; height: 100vh; border-right: 1px solid var(--border); background: var(--surface); display: flex; flex-direction: column; z-index: 30; }
.sidebar-top { height: var(--header-height); display: flex; align-items: center; padding: 0 18px; border-bottom: 1px solid var(--border); }
.store-switcher { margin: 14px 12px 8px; padding: 10px; border: 1px solid var(--border); border-radius: var(--radius); display: grid; grid-template-columns: 32px 1fr 16px; gap: 9px; align-items: center; cursor: pointer; }
.store-switcher:hover { background: var(--surface-subtle); }
.store-switcher > svg { width: 15px; height: 15px; color: var(--muted); }
.store-switcher strong, .store-switcher small { display: block; }
.store-switcher label { min-width: 0; }
.store-switcher select { width: 100%; min-width: 0; border: 0; padding: 0 18px 0 0; appearance: none; background: transparent; color: var(--foreground); font-size: 11px; font-weight: 650; white-space: nowrap; text-overflow: ellipsis; cursor: pointer; }
.store-switcher strong { font-size: 12px; }
.store-switcher small { color: var(--muted); font-size: 10px; margin-top: 1px; }
.store-avatar, .user-avatar { display: inline-flex; align-items: center; justify-content: center; border-radius: 7px; background: var(--foreground); color: var(--background); font-weight: 650; font-size: 10px; }
.store-avatar { width: 32px; height: 32px; }
.sidebar-nav { padding: 6px 10px; overflow-y: auto; }
.sidebar-nav p { margin: 18px 10px 7px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; font-size: 10px; font-weight: 650; }
.sidebar-nav a { min-height: 36px; padding: 7px 10px; border-radius: var(--radius-sm); display: flex; align-items: center; gap: 10px; color: var(--muted-strong); font-weight: 500; }
.sidebar-nav a:hover { background: var(--surface-muted); color: var(--foreground); }
.sidebar-nav a.active { background: var(--foreground); color: var(--background); }
.sidebar-nav a[aria-disabled="true"] { opacity: .65; cursor: default; }
.sidebar-nav svg { width: 17px; height: 17px; }
.nav-badge { margin-left: auto; padding: 2px 5px; border: 1px solid var(--border); border-radius: 4px; font-size: 9px; color: var(--muted); }
.sidebar-nav a.active .nav-badge { border-color: rgba(255,255,255,.2); color: inherit; }
.sidebar-footer { margin-top: auto; border-top: 1px solid var(--border); padding: 10px; }
.user-menu { width: 100%; border: 0; background: transparent; color: var(--foreground); display: grid; grid-template-columns: 32px 1fr 18px; gap: 9px; align-items: center; text-align: left; padding: 7px 8px; border-radius: var(--radius); cursor: pointer; }
.user-menu:hover { background: var(--surface-muted); }
.user-avatar { width: 32px; height: 32px; background: var(--surface-muted); color: var(--foreground); border: 1px solid var(--border); }
.user-menu strong, .user-menu small { display: block; }
.user-menu strong { font-size: 12px; }
.user-menu small { color: var(--muted); font-size: 10px; }
.user-menu > svg { color: var(--muted); width: 16px; }
.app-main { min-width: 0; }
.app-header { height: var(--header-height); position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); display: flex; align-items: center; padding: 0 24px; }
.breadcrumbs { display: flex; align-items: center; gap: 9px; font-size: 12px; }
.breadcrumbs span, .breadcrumbs i { color: var(--muted); font-style: normal; }
.header-actions { margin-left: auto; display: flex; gap: 8px; }
.search-button { height: 36px; min-width: 190px; padding: 0 9px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); color: var(--muted); display: flex; align-items: center; gap: 8px; cursor: pointer; }
.search-button svg { width: 15px; }
.search-button kbd { margin-left: auto; border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; font: inherit; font-size: 10px; }
.app-header .icon-button { width: 36px; height: 36px; }
.app-content { max-width: 1500px; margin: 0 auto; padding: 30px; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.eyebrow { margin: 0 0 6px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-size: 10px; font-weight: 700; }
.page-heading h1 { margin: 0; font-size: 32px; line-height: 1.2; letter-spacing: -.035em; font-weight: 590; }
.page-heading > div > p:last-child { margin: 7px 0 0; color: var(--muted); font-size: 14px; }
.page-actions { display: flex; gap: 8px; }
.status-bar { min-height: 42px; padding: 9px 12px; margin-bottom: 14px; display: flex; align-items: center; gap: 9px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow-xs); color: var(--muted); }
.status-bar strong { color: var(--foreground); }
.status-bar a { margin-left: auto; color: var(--foreground); font-weight: 600; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--foreground); box-shadow: 0 0 0 3px var(--surface-muted); }
.metrics-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.metric-card { padding: 17px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-xs); }
.metric-card > div { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.metric-card span { font-weight: 600; }
.metric-card small { color: var(--muted); font-size: 10px; }
.metric-card > strong { display: block; margin: 17px 0 7px; font-size: clamp(20px, 2.1vw, 28px); line-height: 1; letter-spacing: -.035em; font-weight: 590; overflow: hidden; text-overflow: ellipsis; }
.metric-card p { margin: 0; color: var(--muted); font-size: 11px; }
.dashboard-grid { margin-top: 12px; display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(300px, .8fr); gap: 12px; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-xs); }
.panel-heading { min-height: 66px; padding: 15px 17px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border-bottom: 1px solid var(--border); }
.panel-heading h2 { margin: 0; font-size: 14px; font-weight: 650; letter-spacing: -.012em; }
.panel-heading p { margin: 3px 0 0; color: var(--muted); font-size: 11px; }
.quiet-badge { padding: 4px 7px; background: var(--surface-muted); border: 1px solid var(--border); border-radius: 5px; color: var(--muted-strong); font-size: 10px; }
.panel-chart { min-width: 0; overflow: hidden; }
.chart-summary { padding: 18px 18px 0; display: flex; align-items: baseline; gap: 7px; }
.chart-summary strong { font-size: 25px; letter-spacing: -.035em; }
.chart-summary span { color: var(--muted); font-size: 11px; }
.dashboard-chart { width: 100%; height: 255px; color: var(--foreground); padding-inline: 18px; }
.dashboard-chart .chart-area { fill: url(#dashboardFill); }
.chart-marker { stroke: var(--border-strong); stroke-width: 1; stroke-dasharray: 4 5; }
.chart-axis { padding: 0 18px 14px; display: flex; justify-content: space-between; color: var(--muted); font-size: 10px; }
.attention-list { list-style: none; padding: 4px 15px 9px; margin: 0; }
.attention-list li { min-height: 61px; display: grid; grid-template-columns: 31px minmax(0, 1fr) auto; align-items: center; gap: 10px; border-bottom: 1px solid var(--border); }
.attention-list li:last-child { border-bottom: 0; }
.attention-icon { width: 29px; height: 29px; border: 1px solid var(--border); border-radius: 7px; display: inline-flex; align-items: center; justify-content: center; font-weight: 650; background: var(--surface-subtle); }
.attention-list strong, .attention-list small { display: block; }
.attention-list strong { font-size: 11px; }
.attention-list small { color: var(--muted); font-size: 10px; margin-top: 2px; }
.attention-list a { font-size: 10px; font-weight: 650; }
.muted { color: var(--muted); font-size: 10px; }
.ranking-panel { margin-top: 12px; overflow: hidden; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th { height: 37px; text-align: left; color: var(--muted); font-size: 10px; font-weight: 600; background: var(--surface-subtle); border-bottom: 1px solid var(--border); }
th, td { padding: 0 17px; }
td { height: 49px; border-bottom: 1px solid var(--border); font-size: 11px; }
tbody tr:last-child td { border-bottom: 0; }
td:first-child { display: flex; align-items: center; gap: 10px; }
.product-rank { width: 22px; height: 22px; border-radius: 6px; background: var(--surface-muted); color: var(--muted-strong); display: inline-flex; align-items: center; justify-content: center; font-size: 9px; }
.negative { color: var(--negative); }
.table-status { padding: 3px 6px; border: 1px solid var(--border); border-radius: 5px; color: var(--muted-strong); font-size: 9px; }
.table-status.danger { color: var(--negative); }
.table-status.warning { color: var(--warning); }
.source-warning { margin-top: 12px; padding: 13px 15px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); display: flex; gap: 11px; align-items: flex-start; }
.source-warning svg { flex: 0 0 auto; width: 17px; margin-top: 1px; }
.source-warning strong { font-size: 11px; }
.source-warning p { margin: 3px 0 0; color: var(--muted); font-size: 11px; }
.empty-state { min-height: 430px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 50px; }
.empty-icon { width: 46px; height: 46px; border: 1px solid var(--border); border-radius: var(--radius-lg); display: inline-flex; align-items: center; justify-content: center; background: var(--surface-subtle); }
.empty-state h2 { margin: 18px 0 7px; font-size: 21px; letter-spacing: -.025em; }
.empty-state > p { max-width: 590px; color: var(--muted); margin: 0; }
.capability-list { margin-top: 23px; display: flex; flex-wrap: wrap; gap: 7px; justify-content: center; }
.capability-list span { padding: 5px 8px; border: 1px solid var(--border); border-radius: 6px; background: var(--surface-subtle); color: var(--muted-strong); font-size: 10px; }
.import-workspace { overflow: hidden; }
.import-dropzone { min-height: 360px; margin: 16px; padding: 42px; border: 1px dashed var(--border-strong); border-radius: var(--radius-lg); background: var(--surface-subtle); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; cursor: pointer; }
.import-dropzone:hover { border-color: var(--foreground); }
.import-dropzone input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.import-dropzone h2 { margin: 18px 0 7px; font-size: 20px; letter-spacing: -.025em; }
.import-dropzone p { max-width: 560px; margin: 0; color: var(--muted); }
.import-dropzone .button { margin-top: 20px; }
.file-selection { margin-top: 12px; color: var(--muted-strong); font-size: 11px; }
.import-feedback { margin: 0 16px 16px; padding: 11px 13px; border: 1px solid var(--border); border-radius: var(--radius); font-size: 12px; }
.import-feedback.loading { color: var(--muted-strong); }
.import-feedback.success { color: var(--foreground); background: var(--surface-subtle); }
.import-feedback.error { color: var(--negative); }
.import-result { margin-top: 12px; overflow: hidden; }
.import-result-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.import-result-grid > div { min-width: 0; padding: 19px; border-right: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.import-result-grid > div:last-child { border-right: 0; }
.import-result-grid span, .import-result-grid strong { display: block; }
.import-result-grid span { color: var(--muted); font-size: 10px; }
.import-result-grid strong { margin-top: 8px; font-size: 20px; letter-spacing: -.025em; overflow: hidden; text-overflow: ellipsis; }
.quality-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 16px; gap: 8px; }
.quality-summary span { padding: 12px; border: 1px solid var(--border); border-radius: var(--radius); color: var(--muted); font-size: 10px; }
.quality-summary strong { display: block; margin-bottom: 3px; color: var(--foreground); font-size: 16px; }
.import-result > .source-warning { margin: 0 16px 16px; }
.sidebar-backdrop { display: none; }

/* Administração, catálogo e comparação */
.admin-form { padding: 20px; }
.admin-form > .panel-heading { margin: -20px -20px 20px; }
.section-heading { margin-top: 26px !important; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.admin-form label, .compact-form label, .catalog-filters label, .comparison-filters label { display: grid; gap: 6px; color: var(--muted-strong); font-size: 11px; font-weight: 600; }
.admin-form input, .admin-form select, .compact-form input, .compact-form select, .catalog-filters input, .catalog-filters select, .comparison-filters select, .publish-form select, .table-form select, .page-actions select { min-height: 40px; width: 100%; padding: 0 11px; border: 1px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--foreground); }
.form-actions { margin-top: 22px; display: flex; justify-content: flex-end; gap: 8px; }
.form-help { color: var(--muted); font-size: 11px; }
.compact-form { display: grid; gap: 13px; padding: 18px; }
.inline-admin-form { border-top: 1px solid var(--border); margin-top: 8px; }
.admin-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stack-list { display: grid; }
.management-item { min-height: 64px; padding: 10px 17px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.management-item:last-child { border-bottom: 0; }
.management-item strong, .management-item small, .table-secondary { display: block; }
.management-item small, .table-secondary { margin-top: 3px; color: var(--muted); font-size: 9px; }
.empty-state.compact { min-height: 190px; padding: 30px; }
.empty-state.compact h2 { margin-top: 0; }
.publish-form { min-width: 190px; display: grid; gap: 7px; padding-block: 8px; }
.checkbox-label { display: flex; gap: 6px; align-items: center; color: var(--muted-strong); font-size: 9px; }
.checkbox-label input { width: 14px; height: 14px; }
.table-form select { min-width: 150px; min-height: 34px; font-size: 10px; }
.catalog-filters, .comparison-filters { margin-bottom: 12px; padding: 14px 16px; display: grid; grid-template-columns: minmax(220px, 1fr) minmax(180px, .45fr) auto auto; gap: 10px; align-items: end; }
.comparison-filters { grid-template-columns: 1fr auto 1fr auto; }
.comparison-versus { align-self: center; color: var(--muted); font-size: 11px; padding-top: 20px; }
.comparison-grid { margin-top: 12px; }
.variation { display: inline-flex; margin-top: 10px; font-size: 11px; }
.variation.positive { color: var(--positive); }
.variation.negative { color: var(--negative); }
.variation.neutral { color: var(--muted); }
.button.disabled, .button[aria-disabled="true"] { opacity: .5; pointer-events: none; }
.admin-context { cursor: default; }

@media (max-width: 1050px) {
  .metrics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: 1fr; }
  .attention-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
  .import-result-grid, .quality-summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .preview-app { grid-template-columns: 135px 1fr; }
  .catalog-filters, .comparison-filters { grid-template-columns: 1fr 1fr; }
  .comparison-versus { display: none; }
}

@media (max-width: 820px) {
  .mobile-only { display: inline-flex !important; }
  .marketing-links { display: none; }
  .marketing-actions .button-outline, .marketing-actions .icon-button { display: none; }
  .hero { padding-top: 48px; }
  .hero h1 { font-size: clamp(40px, 11vw, 58px); }
  .preview-sidebar { display: none; }
  .preview-app { grid-template-columns: 1fr; }
  .preview-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .app-layout { display: block; }
  .app-sidebar { position: fixed; left: 0; transform: translateX(-101%); width: var(--sidebar-width); transition: transform .2s ease; box-shadow: 20px 0 50px rgba(0,0,0,.12); }
  .app-sidebar.open { transform: translateX(0); }
  .sidebar-top { justify-content: space-between; }
  .sidebar-backdrop { position: fixed; inset: 0; z-index: 25; background: rgba(0,0,0,.28); }
  .sidebar-backdrop.open { display: block; }
  .app-header { padding-inline: 16px; gap: 12px; }
  .search-button { min-width: 36px; width: 36px; justify-content: center; }
  .search-button span, .search-button kbd { display: none; }
  .app-content { padding: 22px 18px; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 24px, 1040px); }
  .marketing-header { height: 62px; }
  .marketing-actions .button-primary { height: 36px; padding-inline: 12px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .product-frame { margin-top: 48px; }
  .product-window-status, .product-window-bar p { display: none; }
  .preview-content { padding: 18px 14px; }
  .preview-app { min-height: 485px; }
  .preview-chart { height: 190px; }
  .trust-strip > div { gap: 18px 28px; }
  .page-heading { align-items: stretch; flex-direction: column; }
  .page-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .metrics-grid { grid-template-columns: 1fr; }
  .status-bar { align-items: flex-start; flex-wrap: wrap; }
  .status-bar a { margin-left: 17px; width: 100%; }
  .attention-list { grid-template-columns: 1fr; }
  .breadcrumbs span, .breadcrumbs i { display: none; }
  .dashboard-chart { height: 205px; }
  .source-warning { align-items: flex-start; }
  .import-dropzone { min-height: 310px; margin: 10px; padding: 30px 18px; }
  .import-result-grid, .quality-summary { grid-template-columns: 1fr; }
  .import-result-grid > div { border-right: 0; }
  .auth-card { padding: 26px; }
  .form-grid, .admin-grid, .catalog-filters, .comparison-filters { grid-template-columns: 1fr; }
  .form-actions { flex-direction: column-reverse; }
  .form-actions .button { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}