* { box-sizing: border-box; font-family: system-ui, Arial, sans-serif; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 20% 10%, #0f172a, #020617);
  color: #e5e7eb;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
}

.topbar {
  width: 100%;
  max-width: 1100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tag { opacity: .75; }

.hero {
  max-width: 720px;
  text-align: center;
  margin-top: 80px;
}

.hero h2 { font-size: 2.2rem; margin-bottom: 12px; }
.hero p { opacity: .9; margin-bottom: 28px; }

.actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

button {
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform .1s ease, box-shadow .1s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,.35);
}

.primary { background: linear-gradient(135deg, #2563eb, #7c3aed); color: #fff; }
.secondary { background: #111827; color: #e5e7eb; border: 1px solid #1f2933; }
.outline { background: transparent; color: #c7d2fe; border: 1px dashed #4f46e5; }

.divider { opacity: .6; margin: 12px 0; }

.footer {
  width: 100%;
  max-width: 1100px;
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  opacity: .7;
}
.footer a { color: #a5b4fc; text-decoration: none; margin-left: 12px; }


.modal {
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.hidden { display: none; }

.modal-box {
  background: #020617;
  border: 1px solid #1f2933;
  border-radius: 14px;
  padding: 22px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
}

.modal-box h3 {
  margin-top: 0;
  margin-bottom: 14px;
}

.modal-box label {
  display: block;
  margin-bottom: 10px;
  font-size: .9rem;
  opacity: .9;
}

.modal-box input {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #1f2933;
  background: #020617;
  color: #e5e7eb;
  margin-top: 6px;
}

.full { width: 100%; margin-top: 10px; }

.close {
  position: absolute;
  right: 18px;
  top: 14px;
  cursor: pointer;
  font-size: 22px;
  opacity: .7;
}
.close:hover { opacity: 1; }

.hint {
  margin-top: 10px;
  font-size: .85rem;
  opacity: .7;
}