:root {
  --bg: #0a0a0f;
  --card: #14141c;
  --text: #f5f5f7;
  --muted: #8a8a96;
  --accent: #ff4d8a;
  --accent-hover: #ff6a9b;
  --patreon: #ff424d;
  --border: rgba(255,255,255,0.08);
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif; min-height: 100vh; }
body { display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card {
  max-width: 440px; width: 100%; background: var(--card);
  border: 1px solid var(--border); border-radius: 16px;
  padding: 36px 32px; text-align: center;
  box-shadow: 0 8px 40px rgba(0,0,0,0.4);
}
h1 { font-size: 28px; margin: 0 0 8px; letter-spacing: -0.01em; }
.lede { color: var(--muted); margin: 0 0 28px; font-size: 15px; }

.patreon-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--patreon); color: white; text-decoration: none;
  padding: 14px 28px; border-radius: 10px; font-weight: 600; font-size: 16px;
  transition: transform 0.1s ease, background 0.15s ease;
  width: 100%; justify-content: center;
}
.patreon-btn:hover { background: #e63842; transform: translateY(-1px); }
.patreon-btn .logo {
  width: 24px; height: 24px; border-radius: 50%;
  background: white; color: var(--patreon); font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center;
}

.hint { color: var(--muted); margin: 10px 0 24px; font-size: 13px; }

.divider {
  margin: 24px 0 16px; position: relative; text-align: center;
  color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em;
}
.divider::before, .divider::after {
  content: ""; position: absolute; top: 50%;
  width: calc(50% - 80px); height: 1px; background: var(--border);
}
.divider::before { left: 0; } .divider::after { right: 0; }

.invite-form { display: flex; gap: 8px; }
.invite-input {
  flex: 1; background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  color: var(--text); padding: 12px 14px; border-radius: 8px; font-size: 15px;
  font-family: inherit; outline: none;
}
.invite-input::placeholder { color: var(--muted); }
.invite-input:focus { border-color: var(--accent); }
.invite-btn {
  background: var(--accent); color: #1a0211; border: none;
  padding: 0 22px; border-radius: 8px; font-weight: 600; font-size: 15px;
  cursor: pointer; transition: background 0.15s ease;
  font-family: inherit;
}
.invite-btn:hover { background: var(--accent-hover); }

.footnote { color: var(--muted); margin: 28px 0 0; font-size: 13px; }
.footnote a { color: var(--accent); text-decoration: none; }
.footnote a:hover { text-decoration: underline; }