:root {
  --accent: #00ffcc;
  --bg: #0a0a0a;
  --surface: #111;
  --border: #1f1f1f;
  --text: #e0e0e0;
  --muted: #666;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #00ccaa; }

/* ── NAV ── */
.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 40px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topnav .logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
}

.topnav nav { display: flex; gap: 8px; align-items: center; }

.topnav nav a {
  color: #aaa;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  transition: color 0.2s, background 0.2s;
}

.topnav nav a:hover { color: var(--accent); background: #1a1a1a; }
.topnav nav a.active { color: var(--accent); }

.topnav .logout-btn {
  background: transparent;
  border: 1px solid #333;
  color: #666;
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  transition: border-color 0.2s, color 0.2s;
}

.topnav .logout-btn:hover { border-color: #ff4d4d; color: #ff4d4d; }

/* ── PAGE ── */
.page { padding: 40px; max-width: 1100px; margin: 0 auto; }

.page-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.page-subtitle {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 36px;
}

/* ── CARDS ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: border-color 0.2s, transform 0.15s;
  cursor: pointer;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.card .card-icon {
  font-size: 28px;
  margin-bottom: 14px;
}

.card h3 {
  color: var(--accent);
  font-size: 16px;
  margin-bottom: 8px;
}

.card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn:hover { background: #00ccaa; }
.btn:active { transform: scale(0.98); }

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover { background: rgba(0, 255, 204, 0.08); }

/* ── MODAL ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal-overlay.open { display: flex; }

.modal {
  background: #151515;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 32px;
  width: 100%;
  max-width: 440px;
}

.modal h2 { color: var(--accent); margin-bottom: 24px; font-size: 18px; }

.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #666;
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: #0a0a0a;
  border: 1px solid #2a2a2a;
  border-radius: 6px;
  padding: 11px 14px;
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ── BADGE ── */
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-green { background: rgba(0,255,204,0.12); color: var(--accent); }
.badge-yellow { background: rgba(255,200,0,0.12); color: #ffc800; }
.badge-muted { background: #1a1a1a; color: #555; }

/* ── DIVIDER ── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* ── RESPONSIVE ── */
@media (max-width: 600px) {
  .topnav { padding: 14px 20px; }
  .page { padding: 24px 20px; }
  .topnav nav a span { display: none; }
}