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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #1c1c1e;
  line-height: 1.6;
  background: #0f1115;
  color: #e8e8ec;
}

.site-header {
  background: #14161c;
  padding: 18px 0;
  border-bottom: 1px solid #23262f;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wordmark {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

.wordmark-accent {
  color: #5ee6a8;
}

.main-nav a {
  color: #cfd2da;
  text-decoration: none;
  margin-left: 22px;
  font-size: 14px;
}

.section-inner, .hero-inner, .footer-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 24px;
}

.hero {
  text-align: center;
}

.hero h1 {
  font-size: 38px;
  margin-bottom: 14px;
}

.hero-sub {
  color: #9a9ea9;
  font-size: 17px;
}

.generator {
  padding-top: 0;
}

.idea-card {
  background: #181b22;
  border: 1px solid #262a34;
  border-radius: 10px;
  padding: 40px;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.idea-placeholder {
  color: #6b7080;
  font-size: 16px;
}

.idea-content h2 {
  font-size: 30px;
  margin-bottom: 10px;
  color: #5ee6a8;
}

.idea-content p {
  color: #cfd2da;
  font-size: 16px;
  margin-bottom: 10px;
}

.spec-line {
  font-size: 12px !important;
  color: #6b7080 !important;
}

.asterisk-link {
  color: #6b7080;
  text-decoration: none;
}

.button-row {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 28px;
}

.btn {
  padding: 12px 28px;
  border-radius: 6px;
  border: none;
  font-size: 15px;
  cursor: pointer;
}

.btn-primary {
  background: #5ee6a8;
  color: #0f1115;
  font-weight: 600;
}

.btn-primary:hover {
  background: #4fd196;
}

.btn-secondary {
  background: transparent;
  border: 1px solid #383c47;
  color: #e8e8ec;
}

.btn-secondary:hover {
  background: #1e222b;
}

.about {
  border-top: 1px solid #23262f;
}

.about h2 {
  margin-bottom: 14px;
  font-size: 22px;
}

.about p {
  color: #9a9ea9;
}

.site-footer {
  border-top: 1px solid #23262f;
  text-align: center;
}

.site-footer a {
  color: #5ee6a8;
  text-decoration: none;
}

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: #23262f;
  color: #e8e8ec;
  padding: 14px 22px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.4);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.toast.show {
  opacity: 1;
}