/* 🌞 Default Light Mode */
:root {
  --bg: #ffffff;
  --text: #000000; /* Black text */
  --accent: #00c853; /* Green accent */
  --accent-hover: #00e6d1;
  --container-bg: #f0f0f0;
  --input-bg: #e0e0e0;
  --button-bg: var(--accent);
  --button-hover: var(--accent-hover);
  --border-radius: 12px;
  --shadow-light: rgba(0, 200, 83, 0.15); /* softer green shadow */
  --shadow-dark: rgba(0, 0, 0, 0.15);
}

/* 🌚 Dark Mode */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #090e16;
    --text: #ffffff; /* White text */
    --accent: #1769aa; /* Blue accent */
    --accent-hover: #00e6d1;
    --container-bg: #1c1f26;
    --input-bg: #2e323c;
    --button-bg: var(--accent);
    --button-hover: var(--accent-hover);
    --shadow-light: rgba(23, 105, 170, 0.3);
    --shadow-dark: rgba(0, 0, 0, 0.3);
  }
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar Styling */
.container {
  scrollbar-width: thin;
  scrollbar-color: var(--accent) var(--container-bg);
}
.container::-webkit-scrollbar {
  width: 8px;
}
.container::-webkit-scrollbar-track {
  background: var(--container-bg);
  border-radius: var(--border-radius);
}
.container::-webkit-scrollbar-thumb {
  background-color: var(--accent);
  border-radius: var(--border-radius);
  border: 2px solid var(--container-bg);
}

/* Container */
.container {
  background-color: var(--container-bg);
  padding: 3rem 4rem;
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 1.8rem;
  box-shadow: 0 8px 24px var(--shadow-dark);
  overflow-y: auto;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

/* Headings */
.page-title {
  text-align: center;
  margin-bottom: 3rem;
  margin-top: 0;
}
.page-title h1, h1 {
  text-align: center;
  font-size: 2rem;
  color: var(--accent);
  margin: 1rem auto 2rem auto;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  user-select: none;
  border-bottom: 3px solid var(--accent);
  padding-bottom: 0.6rem;
  max-width: 480px;
}
.subtitle {
  text-align: center;
  font-size: 1.25rem;
  color: var(--text);
  margin-top: -1.5rem;
  margin-bottom: 2rem;
  font-weight: 500;
  user-select: none;
}

/* Inputs */
input[type="text"],
input[type="url"],
input[type="email"],
input[type="tel"] {
  padding: 1rem 1.2rem;
  border: 1.5px solid transparent;
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  width: 100%;
  background-color: var(--input-bg);
  color: var(--text);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  box-sizing: border-box;
  user-select: text;
  outline-offset: 2px;
}
input::placeholder {
  color: #8aa8b8;
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow:
    0 0 8px var(--shadow-light),
    inset 0 0 4px var(--accent);
}

/* Buttons */
button {
  padding: 1rem 1.6rem;
  background-color: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: var(--border-radius);
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: none;
  transition:
    background-color 0.3s ease,
    box-shadow 0.2s ease,
    color 0.3s ease,
    transform 0.15s ease,
    border-color 0.3s ease;
  align-self: center;
  min-width: 180px;
  user-select: none;
  margin: 0.6rem 0;
}
button:hover,
button:focus-visible {
  background-color: var(--button-bg);
  color: var(--text); /* Use text color that matches mode (black in light, white in dark) */
  border-color: var(--button-bg);
  box-shadow:
    0 8px 18px var(--shadow-light),
    0 0 6px var(--accent);
  transform: translateY(-2px);
}
button:active {
  transform: translateY(0);
  box-shadow: 0 4px 10px var(--shadow-light);
}
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Prompt Output Area */
.output-area {
  max-width: 700px;
  margin: 1rem auto 2rem auto;
  background-color: var(--container-bg);
  border-radius: var(--border-radius);
  padding: 1.8rem 2rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.25);
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.5;
  overflow-wrap: break-word;
  user-select: text;
}

/* Code block inside output */
pre {
  background: var(--input-bg);
  color: var(--text); /* prompt text follows theme text color */
  padding: 1.2rem 1.5rem;
  margin-top: 1rem;
  border-radius: 10px;
  font-family: 'Fira Mono', monospace;
  font-size: 1rem;
  overflow-x: auto;
  max-height: 320px;
  box-shadow: inset 0 0 12px var(--accent);
}

/* Output buttons layout */
.output-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* Mobile responsive adjustments */
@media (max-width: 600px) {
  .container {
    padding: 2rem 2rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  .output-area {
    max-width: 95%;
    padding: 1.4rem 1.5rem;
  }

  button {
    width: 100%;
    min-width: auto;
  }
}