/* ===== Reset & Base ===== */
* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: #000;
  color: #00ff88;
  font-family: "Courier New", Courier, monospace;
  line-height: 1.6;
}

/* ===== Layout ===== */
body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 1rem;
}

.container {
  width: 100%;
  max-width: 800px;
}

/* ===== Markdown Content ===== */
#markdown {
  background: rgba(0, 255, 136, 0.05);
  border: 1px solid #00ff88;
  padding: 1.25rem;
  margin-bottom: 2rem; /* extra spacing before input */
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

#markdown h1,
#markdown h2,
#markdown h3 {
  color: #00ffaa;
  text-shadow: 0 0 6px rgba(0, 255, 136, 0.6);
}

#markdown p {
  margin-bottom: 1rem;
}

#markdown strong,
#markdown b {
  color: #00ffaa;
  text-shadow: 0 0 6px rgba(0, 255, 136, 0.6);
}


/* ===== Input Area (stacked vertically) ===== */
.input-area {
  display: flex;
  flex-direction: column; /* input below markdown */
  gap: 0.75rem;
  align-items: stretch;
}

/* ===== Input ===== */
input[type="number"],
input[type="text"] {
  padding: 0.85rem;
  background: #000;
  border: 1px solid #00ff88;
  color: #00ff88;
  font-size: 1rem;
  outline: none;
}

input::placeholder {
  color: rgba(0, 255, 136, 0.5);
}

/* ===== Button ===== */
button {
  padding: 0.85rem;
  background: #000;
  border: 1px solid #00ff88;
  color: #00ff88;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-shadow: 0 0 5px rgba(0, 255, 136, 0.6);
}

button:hover {
  background: rgba(0, 255, 136, 0.1);
  box-shadow: 0 0 12px rgba(0, 255, 136, 0.6);
}

button:active {
  transform: scale(0.97);
}

/* ===== Mobile Tweaks ===== */
@media (max-width: 600px) {
  #markdown {
    padding: 1rem;
  }

  input,
  button {
    font-size: 1.05rem;
  }
}

/* ===== Header / Navigation ===== */
.site-header {
  width: 100%;
  max-width: 800px;
  margin-bottom: 1.5rem;
  border: 1px solid #00ff88;
  background: rgba(0, 255, 136, 0.05);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.75rem 1rem;
  flex-wrap: wrap;
}

/* All links */
.nav a {
  color: #00ff88;
  text-decoration: none;
  font-size: 0.95rem;
  text-shadow: 0 0 5px rgba(0, 255, 136, 0.6);
  transition: all 0.2s ease;
}

/* First / main link (larger) */
.nav-brand {
  font-size: 1.25rem;
  font-weight: bold;
  color: #00ffaa;
  margin-right: auto; /* pushes other links to the right */
}

/* Hover effect */
.nav a:hover {
  color: #00ffaa;
  text-shadow: 0 0 10px rgba(0, 255, 136, 0.9);
}

/* ===== Page Wrapper ===== */
.page {
  width: 100%;
  max-width: 800px;
  display: flex;
  flex-direction: column; /* stack header above content */
  gap: 1.5rem;
}

/* ===== Result Message ===== */
.result {
  margin-bottom: 1.5rem;
  padding: 1rem;
  border: 1px solid #00ff88;
  background: rgba(0, 255, 136, 0.05);
  box-shadow: 0 0 12px rgba(0, 255, 136, 0.2);
  text-shadow: 0 0 5px rgba(0, 255, 136, 0.6);
}

/* Hidden by default */
.hidden {
  display: none;
}

/* Variants */
.result.success {
  color: #00ffaa;
}

.result.error {
  color: #00ff88;
}