:root {
  --bg: #070a0f;
  --bg2: #0f1419;
  --panel: #121820;
  --border: #1f2a37;
  --accent: #3b82f6;
  --accent2: #8b5cf6;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --success: #22c55e;
  --danger: #ef4444;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 12px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid; place-items: center; font-weight: 800; font-size: 13px;
}
.brand h1 { font-size: 1.1rem; }
.brand p { font-size: 0.75rem; color: var(--muted); }
.nav-links { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: 0.9rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 18px; border-radius: 10px; border: none;
  font-size: 0.9rem; font-weight: 600; cursor: pointer;
  transition: transform 0.15s, opacity 0.15s;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
}
.btn-primary:not(:disabled):hover { transform: translateY(-1px); }
.btn-ghost {
  background: transparent; border: 1px solid var(--border); color: var(--text);
}
.btn-danger { background: rgba(239,68,68,0.15); color: #fca5a5; border: 1px solid rgba(239,68,68,0.35); }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.hero {
  padding: 48px 0 64px;
  text-align: center;
}
.hero h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
  background: linear-gradient(90deg, #fff, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p { color: var(--muted); max-width: 560px; margin: 0 auto 28px; font-size: 1.05rem; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  padding-bottom: 64px;
}
.feature-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.feature-card h3 { margin-bottom: 8px; font-size: 1rem; }
.feature-card p { color: var(--muted); font-size: 0.88rem; }
.auth-wrap {
  min-height: calc(100vh - 80px);
  display: grid;
  place-items: center;
  padding: 24px;
}
.auth-card {
  width: 100%; max-width: 420px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}
.auth-card h2 { margin-bottom: 8px; }
.auth-card .sub { color: var(--muted); font-size: 0.88rem; margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 14px;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 0.95rem;
}
.form-group textarea { min-height: 100px; resize: vertical; font-family: inherit; }
.form-error {
  display: none; margin-top: 12px; padding: 10px;
  background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.35);
  border-radius: 8px; color: #fca5a5; font-size: 0.85rem;
}
.form-error.show { display: block; }
.form-success {
  display: none; margin-top: 12px; padding: 10px;
  background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.35);
  border-radius: 8px; color: #86efac; font-size: 0.85rem;
}
.form-success.show { display: block; }
.dashboard-header {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px; margin-bottom: 24px;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}
.panel h3 { margin-bottom: 16px; font-size: 1rem; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td { padding: 12px; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
td a.url-cell { word-break: break-all; color: var(--accent); }
.badge {
  display: inline-block; padding: 3px 8px; border-radius: 6px;
  font-size: 0.75rem; background: rgba(59,130,246,0.15); color: #93c5fd;
}
.empty { text-align: center; padding: 32px; color: var(--muted); }
.copy-btn { margin-left: 6px; }
.footer {
  text-align: center; padding: 32px; color: var(--muted); font-size: 0.8rem;
  border-top: 1px solid var(--border);
}
.inline-form { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.inline-form .form-group { flex: 1; min-width: 200px; margin-bottom: 0; }
.user-email { color: var(--muted); font-size: 0.85rem; }