.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

header {
  text-align: center;
  padding: 3rem 0 2rem;
}

header h1 {
  font-size: 3rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 0;
}

header .tagline {
  color: var(--dim);
  font-size: 0.95rem;
}

header .version {
  display: inline-block;
  margin-top: 0.25rem;
  margin-bottom: 0.75rem;
  padding: 0.15rem 0.6rem;
  font-size: 0.75rem;
  color: var(--yellow);
  border: 1px solid var(--yellow);
  border-radius: 3px;
}

.download-bar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  justify-content: center;
  margin: 1rem 0 2rem;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.download-bar a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  text-decoration: none;
  border: 2px solid var(--green);
  color: var(--green);
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
  flex: 1;
}

.download-bar a:hover {
  background: var(--green);
  color: var(--bg);
}

.download-bar a.primary {
  background: var(--green);
  color: var(--bg);
}

.download-bar a.primary:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.notify-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  border: 2px solid var(--green);
  border-radius: 4px;
  background: transparent;
  color: var(--green);
  cursor: pointer;
  text-decoration: none;
  flex: 1;
  transition: background 0.15s, color 0.15s;
}

.notify-btn:hover {
  background: var(--green);
  color: var(--bg);
}

.code-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  border: 2px solid var(--blue);
  border-radius: 4px;
  background: transparent;
  color: var(--blue);
  cursor: pointer;
  text-decoration: none;
  flex: 1;
  transition: background 0.15s, color 0.15s;
}

.code-btn:hover {
  background: var(--blue);
  color: var(--bg);
}

.expandable-panel {
  display: none;
  background: var(--bg2);
  border: 1px solid #2a2040;
  border-radius: 4px;
  padding: 1.25rem;
  margin: 0 0 2rem;
  text-align: center;
}

.expandable-panel.active {
  display: block;
}

.expandable-panel p {
  color: var(--dim);
  font-size: 0.8rem;
  margin-bottom: 0.75rem;
}

.signup-form {
  display: flex;
  gap: 0.5rem;
  max-width: 320px;
  margin: 0 auto;
}

.signup-form input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.85rem;
  background: var(--bg);
  border: 2px solid #4E4A4E;
  border-radius: 4px;
  color: var(--text);
  outline: none;
}

.signup-form input:focus {
  border-color: var(--green);
}

.signup-form input::placeholder {
  color: #4E4A4E;
}

.signup-form button {
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.85rem;
  background: var(--green);
  border: 2px solid var(--green);
  border-radius: 4px;
  color: var(--bg);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.signup-form button:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.signup-msg {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  min-height: 1.2em;
}

.signup-msg.error { color: var(--red); }
.signup-msg.success { color: var(--green); }

.download-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.75rem;
}

.download-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  font-family: inherit;
  font-size: 0.8rem;
  text-decoration: none;
  border: 2px solid var(--green);
  color: var(--green);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.download-links a:hover {
  background: var(--green);
  color: var(--bg);
}

.download-links a svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

.code-form {
  display: flex;
  gap: 0.5rem;
  max-width: 320px;
  margin: 0 auto;
}

.code-form input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 1rem;
  background: var(--bg);
  border: 2px solid #4E4A4E;
  border-radius: 4px;
  color: var(--text);
  text-align: center;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  outline: none;
}

.code-form input:focus {
  border-color: var(--blue);
}

.code-form input.error {
  border-color: var(--red);
}

.code-form input.success {
  border-color: var(--green);
}

.code-form button {
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.85rem;
  background: var(--blue);
  border: 2px solid var(--blue);
  border-radius: 4px;
  color: var(--bg);
  cursor: pointer;
  transition: background 0.15s;
}

.code-form button:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.code-msg {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  min-height: 1.2em;
}

.code-msg.error { color: var(--red); }
.code-msg.success { color: var(--green); }

.download-progress {
  margin-top: 0.75rem;
  width: 100%;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.download-progress .progress-bar {
  height: 8px;
  background: #2a2040;
  border-radius: 4px;
  overflow: hidden;
}

.download-progress .progress-fill {
  height: 100%;
  width: 0%;
  background: var(--green);
  border-radius: 4px;
  transition: width 0.15s ease;
}

.download-progress .progress-text {
  font-size: 0.7rem;
  color: var(--dim);
  margin-top: 0.3rem;
}

.post-download {
  margin-top: 0.75rem;
  text-align: left;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.post-download .thanks {
  color: var(--green);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  text-align: center;
}

.post-download .setup-hint {
  font-size: 0.78rem;
  color: var(--dim);
  margin-bottom: 0.4rem;
}

.post-download pre {
  font-size: 0.78rem;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.5rem;
}

.post-download a {
  color: var(--accent);
  text-decoration: none;
}

.post-download a:hover {
  text-decoration: underline;
}

section {
  margin: 2.5rem 0;
}

section h2 {
  font-size: 1.1rem;
  color: var(--orange);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

section p {
  color: var(--dim);
  margin-bottom: 0.75rem;
}

pre {
  background: var(--bg2);
  border: 1px solid #2a2040;
  border-radius: 4px;
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 1rem;
}

code { color: var(--text); }
.c-comment { color: var(--dim); }
.c-cmd { color: var(--accent); }
.c-arg { color: var(--yellow); }
.c-str { color: var(--green); }

.cli-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.cli-header h2 {
  margin-bottom: 0;
}

.cli-toggle {
  padding: 0.2rem 0.6rem;
  font-family: inherit;
  font-size: 0.7rem;
  background: transparent;
  border: 1px solid #2a2040;
  border-radius: 3px;
  color: #2a2040;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  letter-spacing: 0.05em;
}

.cli-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.cli-cmd-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cli-cmd-item pre {
  margin-bottom: 0;
  border-bottom: none;
  border-radius: 4px 4px 0 0;
}

.cli-cmd-item p {
  background: var(--bg2);
  border: 1px solid #2a2040;
  border-top: none;
  border-radius: 0 0 4px 4px;
  padding: 0.5rem 1rem;
  margin: 0 0 0.5rem;
  color: var(--dim);
  font-size: 0.8rem;
  line-height: 1.5;
}

.cli-cmd-item p code {
  color: var(--accent);
  font-size: 0.8rem;
}

.features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .download-bar {
    flex-direction: row;
    max-width: none;
  }
}

@media (max-width: 768px) {
  .features { grid-template-columns: 1fr; }
  .signup-form { flex-wrap: wrap; }
  .signup-form input { min-width: 0; }
  .signup-form button { width: 100%; }
  .code-form { flex-wrap: wrap; }
  .code-form input { min-width: 0; }
  .code-form button { width: 100%; }
}

.feature {
  background: var(--bg2);
  border: 1px solid #2a2040;
  border-radius: 4px;
  padding: 1rem;
}

.feature h3 {
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.feature p {
  font-size: 0.8rem;
  color: var(--dim);
  margin: 0;
}

.api-sample {
  font-size: 0.85rem;
}

.api-sample .c-kw { color: var(--red); }
.api-sample .c-fn { color: var(--accent); }
.api-sample .c-num { color: var(--orange); }

footer {
  text-align: center;
  padding: 2.5rem 0 2rem;
  color: #4E4A4E;
  font-size: 0.75rem;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

footer a {
  color: var(--dim);
  text-decoration: none;
}

footer a:hover {
  color: var(--accent);
}

.api-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.25rem;
  font-family: inherit;
  font-size: 0.85rem;
  text-decoration: none;
  border: 2px solid var(--accent);
  color: var(--accent);
  border-radius: 4px;
  flex: 1;
  transition: background 0.15s, color 0.15s;
}

.api-link:hover {
  background: var(--accent);
  color: var(--bg);
}

.palette-bar {
  display: flex;
  height: 3px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}

.palette-bar span {
  flex: 1;
}