:root {
  --bg-color: #121212;
  --text-color: #ddd;
  --card-bg: #1e1e1e;
  --desc-color: #aaa;
  --accent: #66ccff;
}
body.light {
  --bg-color: #f5f5f5;
  --text-color: #222;
  --card-bg: #fff;
  --desc-color: #555;
}
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background 0.3s, color 0.3s;
  overflow-x: hidden;
}
.container {
  max-width: 900px;
  margin: auto;
  padding: 1rem;
}

/* ——— header ——— */
.top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: nowrap;
  margin-bottom: 1.5rem;
}
.rainbow-text span {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.4rem;
  display: inline-block;
  animation: slow-rainbow 5s infinite;
}
@keyframes slow-rainbow {
  0%{color:#ff4c4c;}33%{color:#66ccff;}66%{color:#cc99ff;}100%{color:#ff4c4c;}
}
.menu {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}
.menu a {
  color: var(--text-color);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
}
.menu a:hover {
  color: var(--accent);
}
.theme-toggle {
  font-size: 1.3rem;
  cursor: pointer;
}
/* ————————— end header ————————— */

/* form styles */
h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  font-weight: 600;
}
p.warning {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--desc-color);
  margin-bottom: 1.5rem;
}
form label {
  display: block;
  margin: 0.8rem 0 0.3rem;
  font-weight: 600;
}
select, input[type="text"], textarea {
  width: 100%;
  padding: 0.8rem;
  font-size: 1rem;
  border: 1px solid var(--desc-color);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-color);
  box-sizing: border-box;
}
.uploads {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.upload-btn {
  position: relative;
  width: 80px;
  height: 80px;
  border: 2px dashed var(--desc-color);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--desc-color);
  cursor: pointer;
}
.upload-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.upload-btn input {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
button {
  margin-top: 1.5rem;
  padding: 0.8rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #121212;
  cursor: pointer;
}
button:disabled {
  background: #555;
  cursor: not-allowed;
}
footer {
  text-align: center;
  margin: 3rem 0 1rem;
  color: var(--desc-color);
  font-size: 0.9rem;
}