:root {
  --bg: #08111c;
  --bg2: #0e1b2b;
  --surface: rgba(18, 31, 49, 0.92);
  --surface-soft: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.09);
  --text: #e9f2fb;
  --muted: #9fb4c9;
  --green: #18e888;
  --cyan: #00d7ff;
  --amber: #fbbf24;
  --sidebar-width: 272px;
  --topbar-height: 76px;
  --radius: 18px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

html[data-theme="light"] {
  --bg: #f4f8fc;
  --bg2: #eef4fb;
  --surface: rgba(255, 255, 255, 0.94);
  --surface-soft: rgba(15, 23, 42, 0.04);
  --border: rgba(15, 23, 42, 0.08);
  --text: #162033;
  --muted: #637089;
  --shadow: 0 18px 45px rgba(17, 38, 74, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Poppins, system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(24, 232, 136, 0.1), transparent 28%),
    radial-gradient(circle at bottom right, rgba(0, 215, 255, 0.1), transparent 30%),
    linear-gradient(160deg, var(--bg), var(--bg2));
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-width);
  background: var(--surface);
  border-right: 1px solid var(--border);
  z-index: 40;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(14px);
}
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 18px;
  border-bottom: 1px solid var(--border);
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}
.sidebar-logo__icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(24, 232, 136, 0.12);
  color: var(--green);
}
.sidebar-logo__title { font-weight: 700; display: block; }
.sidebar-logo__sub { color: var(--muted); font-size: .75rem; }
.sidebar-toggle, .mobile-menu-btn, .theme-toggle {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
}
.sidebar-nav { padding: 16px 12px; overflow: auto; flex: 1; }
.nav-section-label {
  color: var(--muted);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 12px 10px 8px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 12px;
  color: var(--text);
  text-decoration: none;
  margin-bottom: 4px;
}
.nav-item:hover, .nav-item.active { background: rgba(24, 232, 136, 0.12); color: var(--green); }
.nav-item--sub { padding-left: 18px; font-size: .92rem; }
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 30;
}

.main-content { margin-left: var(--sidebar-width); min-height: 100vh; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(8, 17, 28, 0.72);
  backdrop-filter: blur(12px);
}
html[data-theme="light"] .topbar { background: rgba(255,255,255,.82); }
.mobile-menu-btn { display: none; }
.breadcrumb { color: var(--muted); font-size: .82rem; margin-bottom: 4px; }
.page-title { margin: 0; font-size: 1.5rem; }
.page-subtitle { margin: 6px 0 0; color: var(--muted); font-size: .92rem; }
.topbar-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.project-switcher, .range-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: .85rem;
}
.project-switcher select, .range-switcher select, .rankings-filters input, .rankings-filters select {
  border: 1px solid var(--border);
  background: var(--surface-soft);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
}

.page-content { padding: 24px; }
.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.brand-card {
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
  transition: transform .2s ease, border-color .2s ease;
}
.brand-card:hover { transform: translateY(-3px); border-color: rgba(24,232,136,.35); }
.brand-card__icon {
  width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(255,255,255,.05);
}
.brand-card--dmc .brand-card__icon { color: var(--cyan); }
.brand-card--zap .brand-card__icon { color: var(--green); }
.brand-card h2 { margin: 0 0 10px; }
.brand-card p { color: var(--muted); line-height: 1.55; min-height: 72px; }
.brand-card__link { color: var(--green); font-weight: 600; }

.tab-nav {
  display: flex;
  gap: 8px;
  padding: 0 24px 16px;
  overflow: auto;
}
.tab-nav__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
}
.tab-nav__item.is-active, .tab-nav__item:hover {
  color: var(--text);
  border-color: rgba(24,232,136,.35);
  background: rgba(24,232,136,.08);
}
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}
.kpi-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--surface);
}
.kpi-card__label { color: var(--muted); font-size: .82rem; margin-bottom: 8px; }
.kpi-card__value { font-size: 1.6rem; font-weight: 700; }

.panel-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--surface);
  margin-bottom: 18px;
}
.panel-card__head { margin-bottom: 14px; }
.panel-card__head h2 { margin: 0; font-size: 1rem; }
.rankings-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
.rankings-filters { display: flex; gap: 8px; flex-wrap: wrap; }

.source-toggle {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 14px;
  color: var(--muted);
}
.source-toggle label { display: inline-flex; align-items: center; gap: 6px; }

.table-wrap { overflow: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .88rem;
}
.data-table th, .data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.data-table th { color: var(--muted); font-weight: 600; }
.data-table tbody tr:hover { background: var(--surface-soft); }

.empty-state {
  color: var(--muted);
  padding: 24px;
  text-align: center;
}

.import-layout { max-width: 1200px; }
.import-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}
.import-form {
  display: grid;
  gap: 14px;
}
.import-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: .85rem;
}
.import-form input,
.import-form select,
.import-form textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 12px;
  padding: 11px 16px;
  background: linear-gradient(135deg, var(--green), #12c978);
  color: #041018;
  font-weight: 600;
  cursor: pointer;
}
.import-hint { color: var(--muted); font-size: .88rem; line-height: 1.5; }
.import-sample {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  overflow: auto;
  font-size: .82rem;
  margin: 0 0 14px;
}
.import-status { margin-top: 12px; font-size: .88rem; color: var(--muted); min-height: 1.2em; }
.import-status--success { color: var(--green); }
.import-status--error { color: #ff7b7b; }
.visibility-import-link {
  margin-bottom: 14px;
}
.visibility-import-link a {
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
  font-size: .9rem;
}
.visibility-import-link a:hover { text-decoration: underline; }

.visibility-grid-intro { margin-bottom: 18px; }
.visibility-domain-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.visibility-domain-tab {
  display: grid;
  gap: 2px;
  text-align: left;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.03);
  color: var(--text);
  cursor: pointer;
  min-width: 150px;
  transition: border-color .15s ease, background .15s ease;
}
.visibility-domain-tab:hover,
.visibility-domain-tab.is-active {
  border-color: rgba(24, 232, 136, .35);
  background: rgba(24, 232, 136, .08);
}
.visibility-domain-tab__brand {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--muted);
  text-transform: uppercase;
}
.visibility-domain-tab__label {
  font-weight: 600;
  font-size: .92rem;
}
.visibility-domain-tab__count {
  font-size: .78rem;
  color: var(--muted);
}
.visibility-grid-panel.is-hidden { display: none; }
.visibility-grid-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.visibility-grid-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.visibility-grid-status {
  font-size: .85rem;
  color: var(--muted);
  min-width: 120px;
}
.visibility-grid-scroll {
  max-height: min(70vh, 720px);
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
}
.visibility-grid-table { margin: 0; }
.visibility-grid-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface, #121f31);
}
.visibility-grid-date {
  white-space: nowrap;
  width: 220px;
  color: var(--muted);
}
.visibility-grid-input input {
  width: 100%;
  max-width: 160px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.04);
  color: var(--text);
}
.import-advanced summary {
  cursor: pointer;
  list-style: none;
  font-weight: 600;
}
.import-advanced summary::-webkit-details-marker { display: none; }
.panel-card--nested {
  border: 1px solid var(--border);
  background: rgba(255,255,255,.02);
}

@media (max-width: 960px) {
  .sidebar { transform: translateX(-100%); transition: transform .2s ease; }
  .sidebar.is-open { transform: translateX(0); }
  .sidebar-overlay.is-visible { display: block; }
  .main-content { margin-left: 0; }
  .mobile-menu-btn { display: inline-flex; }
}