:root {
  --bg: #07090d;
  --surface: #0e1219;
  --surface-2: #141a23;
  --border: #222b38;
  --text: #f5f7fa;
  --muted: #8e99a8;
  --accent: #7c5cff;
  --accent-2: #9a82ff;
  --danger: #ff6678;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(calc(100% - 32px), var(--max)); margin: auto; }
.site-header {
  position: sticky; top: 0; z-index: 10; background: rgba(7,9,13,.82);
  backdrop-filter: blur(14px); border-bottom: 1px solid var(--border);
}
.nav { min-height: 68px; display: flex; align-items: center; justify-content: space-between; }
.brand { font-weight: 800; letter-spacing: -.04em; font-size: 20px; }
.brand span { color: var(--accent-2); }
.admin-link, .admin-nav a { color: var(--muted); font-size: 14px; }
.hero { padding: 100px 0 56px; max-width: 780px; }
.eyebrow { color: var(--accent-2); font-size: 12px; letter-spacing: .16em; font-weight: 800; margin: 0 0 14px; }
.hero h1, .dashboard-heading h1 { font-size: clamp(44px, 8vw, 82px); line-height: .96; letter-spacing: -.065em; margin: 0; }
.hero h1 span { color: var(--muted); }
.hero-copy { max-width: 620px; color: var(--muted); font-size: 18px; line-height: 1.6; margin-top: 24px; }
.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 28px; flex-wrap: wrap; }
.search-wrap { flex: 1 1 300px; }
input, textarea {
  width: 100%; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface); color: var(--text); padding: 13px 14px; outline: none;
}
input:focus, textarea:focus { border-color: var(--accent); }
.categories { display: flex; gap: 8px; flex-wrap: wrap; }
.category {
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  padding: 10px 13px; border-radius: 999px; cursor: pointer;
}
.category.active { background: var(--accent); border-color: var(--accent); color: white; }
.status { color: var(--muted); margin: 12px 0 20px; font-size: 14px; }
.tools-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tool-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 22px; display: flex; flex-direction: column; min-height: 220px;
  transition: transform .18s, border-color .18s;
}
.tool-card:hover { transform: translateY(-3px); border-color: #39465a; }
.tool-icon {
  width: 46px; height: 46px; display: grid; place-items: center; border-radius: 13px;
  background: var(--surface-2); font-size: 22px; margin-bottom: 20px;
}
.tool-category { color: var(--accent-2); font-size: 12px; font-weight: 700; margin-bottom: 7px; }
.tool-card h3 { margin: 0; font-size: 20px; letter-spacing: -.025em; }
.tool-card p { color: var(--muted); line-height: 1.5; margin: 9px 0 18px; }
.tool-open { margin-top: auto; color: white; font-weight: 700; font-size: 14px; }
.empty { text-align: center; padding: 80px 0; color: var(--muted); }
.hidden { display: none !important; }
.footer { border-top: 1px solid var(--border); margin-top: 100px; padding: 28px 0; color: var(--muted); font-size: 13px; }

.admin-main { padding: 60px 0; }
.auth-card { width: min(100%, 430px); margin: 70px auto; }
.auth-card h1 { font-size: 44px; margin: 0 0 8px; }
.auth-card p { color: var(--muted); }
form { display: grid; gap: 15px; margin-top: 25px; }
label { display: grid; gap: 7px; color: var(--muted); font-size: 14px; }
.primary-button, .secondary-button {
  border: 0; border-radius: 11px; padding: 12px 16px; cursor: pointer; font-weight: 750;
}
.primary-button { background: var(--accent); color: white; }
.primary-button:hover { background: var(--accent-2); }
.secondary-button { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.text-button { background: none; border: 0; color: var(--muted); cursor: pointer; }
.dashboard-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 40px; }
.dashboard-heading h1 { font-size: 56px; }
.dashboard-heading p { color: var(--muted); }
.admin-layout { display: grid; grid-template-columns: 380px 1fr; gap: 18px; align-items: start; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 22px; }
.panel h2 { margin: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.check-row { display: flex; grid-template-columns: none; align-items: center; gap: 8px; }
.check-row input { width: auto; }
.form-actions { display: flex; gap: 8px; }
.panel-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.count { background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 4px 9px; color: var(--muted); }
.admin-tools { display: grid; gap: 10px; }
.admin-tool {
  border: 1px solid var(--border); border-radius: 13px; padding: 14px;
  display: flex; justify-content: space-between; gap: 12px; align-items: center;
}
.admin-tool-info { min-width: 0; }
.admin-tool-name { font-weight: 750; }
.admin-tool-meta { color: var(--muted); font-size: 12px; margin-top: 4px; }
.admin-actions { display: flex; gap: 6px; flex-shrink: 0; }
.small-button {
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  border-radius: 8px; padding: 7px 9px; cursor: pointer; font-size: 12px;
}
.small-button.delete { color: var(--danger); }
.error { color: var(--danger) !important; min-height: 20px; }
.message { min-height: 20px; color: var(--accent-2) !important; }

@media (max-width: 800px) {
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .admin-layout { grid-template-columns: 1fr; }
  .dashboard-heading { align-items: start; flex-direction: column; }
}
@media (max-width: 540px) {
  .container { width: min(calc(100% - 22px), var(--max)); }
  .hero { padding-top: 70px; }
  .tools-grid { grid-template-columns: 1fr; }
  .dashboard-heading h1 { font-size: 44px; }
  .two-col { grid-template-columns: 1fr; }
}