:root {
  --bg: #0b0f1a;
  --bg-alt: #10152a;
  --card: #141a30;
  --text: #eef1f8;
  --text-dim: #a9b1c9;
  --accent: #6c5cff;
  --accent-2: #22d3ee;
  --border: #262d47;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.topbar {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 15, 26, 0.9);
  position: sticky;
  top: 0;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.brand {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.5px;
}

.brand span { color: var(--accent-2); }

nav { display: flex; align-items: center; gap: 12px; }

.user-pill {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0f1a;
}

.btn-outline {
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost {
  color: var(--text-dim);
  border-color: var(--border);
}

.hero {
  padding: 90px 0 70px;
  text-align: center;
  background: radial-gradient(circle at 50% 0%, rgba(108, 92, 255, 0.25), transparent 60%);
}

.eyebrow {
  color: var(--accent-2);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.hero h1 {
  font-size: 3.5rem;
  margin: 12px 0;
}

.hero-sub {
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto 30px;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 30px 0;
  background: var(--bg-alt);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 2rem;
  color: var(--accent-2);
}

.stat span {
  color: var(--text-dim);
  font-size: 0.9rem;
}

.section { padding: 70px 0; }
.section-alt { background: var(--bg-alt); }

.section h2 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.section-sub {
  color: var(--text-dim);
  margin-bottom: 30px;
}

.section-sub code {
  background: var(--card);
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.agenda-list {
  list-style: none;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.agenda-list li {
  display: flex;
  gap: 20px;
  padding: 16px 20px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}

.agenda-list li:last-child { border-bottom: none; }

.agenda-list .time {
  color: var(--accent-2);
  font-weight: 700;
  width: 70px;
  flex-shrink: 0;
}

.login-section { padding: 100px 0; }

.login-container {
  max-width: 420px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 20px;
}

.login-form label {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 10px;
}

.login-form input {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.login-form button {
  margin-top: 20px;
}

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-top: 16px;
  font-size: 0.9rem;
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}