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

:root {
  --bg: #0f0f0f;  /* darker than the simulator base */
}

html, body { height: 100%; }

body {
  font-family: 'SF Mono', 'Menlo', 'Monaco', 'Consolas', monospace;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }

.content {
  padding-top: clamp(32px, 7vh, 64px);
  padding-bottom: clamp(40px, 8vh, 80px);
  max-width: 560px;
  margin: 0 auto;
  padding-left: clamp(16px, 5vw, 24px);
  padding-right: clamp(16px, 5vw, 24px);
}

.page-heading {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: var(--text);
  margin-bottom: 8px;
}

.page-subhead {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 32px;
  line-height: 1.7;
}

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

.form-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3px;
  color: var(--text-muted);
}

textarea, input[type="file"] {
  background: var(--bg-input);
  border: 1px solid #2a2a2a;
  border-radius: 3px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  padding: 8px 11px;
  outline: none;
  width: 100%;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

textarea:focus, input[type="file"]:focus {
  border-color: var(--border-strong);
}

input[type="file"] {
  color: var(--text-dim);
  cursor: pointer;
  padding: 6px;
}

.project-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.project-label {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid #2a2a2a;
  border-radius: 3px;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 12px;
  padding: 6px 10px;
}

.project-replace {
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: 3px;
  color: var(--text-dim);
  font-size: 12px;
  font-family: inherit;
  padding: 6px 10px;
  cursor: pointer;
  white-space: nowrap;
}

.btn-submit {
  background: #ddd;
  border: none;
  border-radius: 3px;
  color: var(--text-inverse);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 11px;
  cursor: pointer;
  width: 100%;
  margin-top: 4px;
  letter-spacing: 0.2px;
}

.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-hint {
  font-size: 11px;
  color: var(--text-faint);
  text-align: center;
  margin-top: 12px;
}

.status-msg {
  display: none;
  font-size: 12px;
  text-align: center;
  padding: 12px;
  border-radius: 3px;
  margin-top: 16px;
}

.status-msg.success {
  display: block;
  color: var(--ok);
  background: rgba(96,192,96,0.08);
  border: 1px solid rgba(96,192,96,0.2);
}

.status-msg.error {
  display: block;
  color: var(--error);
  background: rgba(224,96,96,0.08);
  border: 1px solid rgba(224,96,96,0.2);
}