/* 파일: text-cleaner.css */

/* “🏠 다른 도구 더 보기” 버튼 */
.home-button {
  position: fixed;
  top: 12px;
  left: 0;
  right: 0;
  margin: auto;
  width: fit-content;
  padding: 14px 24px;
  background-color: #0066cc;
  color: #fff;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1.3em;
  box-shadow: 0 6px 12px rgba(0,0,0,0.3);
  overflow: hidden;
  transition: background-color 0.3s, transform 0.2s, box-shadow 0.3s;
  z-index: 999;
}
.home-button:hover {
  background-color: #004999;
  transform: translateY(-3px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.5);
}
.home-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: rgba(255,255,255,0.4);
  transform: skewX(-30deg);
  animation: shine 3s infinite;
}
@keyframes shine {
  0%   { left: -75%; }
  50%  { left: 125%; }
  100% { left: -75%; }
}
@media (max-width: 600px) {
  .home-button {
    font-size: 1.1em;
    padding: 10px 16px;
    top: 10px;
  }
}

/* 기본 레이아웃 */
body {
  font-family: sans-serif;
  background-color: #f9f9f9;
  color: #333;
}
.container {
  max-width: 800px;
  margin: 100px auto 40px;
  padding: 0 16px;
}
h1 {
  margin-bottom: 16px;
  font-size: 2em;
}
textarea {
  width: 100%;
  height: 180px;
  padding: 12px;
  margin-bottom: 12px;
  font-size: 1em;
  border: 1px solid #ccc;
  border-radius: 6px;
  resize: vertical;
}

/* 옵션 버튼 그룹 */
.options-buttons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}
.opt-btn {
  padding: 10px 14px;
  border-radius: 6px;
  background-color: #eee;
  border: 1px solid #ccc;
  cursor: pointer;
  font-size: 0.95em;
  user-select: none;
  box-sizing: border-box;
  transition: background-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.opt-btn strong {
  display: block;
  margin-bottom: 4px;
}
.opt-btn small {
  font-size: 0.85em;
  color: #555;
}

/* 활성화 시 */
.opt-btn[data-active="true"] {
  background-color: #d0f0ff;
  border-color: #7cd6ff;
  box-shadow: 0 2px 6px rgba(0, 128, 192, 0.15);
  opacity: 1 !important;
}

/* 비활성화 시 */
.opt-btn[data-active="false"] {
  background-color: #eee !important;
  border-color: #ccc !important;
  box-shadow: none !important;
  opacity: 0.5 !important;
}

/* hover 효과 */
.opt-btn:hover {
  background-color: #c0e9ff;
  border-color: #66ccff;
  box-shadow: 0 0 4px rgba(0, 128, 192, 0.2);
}

/* 포커스 효과 */
.opt-btn:focus {
  outline: none !important;
  box-shadow: 0 0 0 3px rgba(0, 128, 192, 0.4) !important;
}

/* 옵션 하단 구분선 */
.divider-line {
  grid-column: 1 / -1;
  border-top: 1px solid #ccc;
  margin: 4px 0;
  height: 0;
}

/* 버튼 */
button {
  display: inline-block;
  padding: 10px 20px;
  margin: 8px 4px 0 0;
  font-size: 1em;
  border: none;
  border-radius: 6px;
  background-color: #0066cc;
  color: #fff;
  cursor: pointer;
  transition: background-color 0.2s;
}
button:hover {
  background-color: #004999;
}