:root {
    --primary-bg: #f4f7f9;
    --secondary-bg: #ffffff;
    --text-color: #2c3e50;
    --border-color: #dce4e9;
    --accent-color: #3498db;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

/* body {
  text-align: left;
} */
#wrapper {
  margin-top: 0px;
  width: 100%;
}

header {
  position: relative;
}

.breadcrumb {
  padding-top: 10px;
}

.generator_wrap {
    text-align: left;
    font-family: sans-serif; /* 基本フォント */
    background-color: var(--primary-bg);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    /* min-height: 100vh; */
}
/* body {
    font-family: sans-serif; 
    background-color: var(--primary-bg);
    color: var(--text-color);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
} */

.generator-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding: 10px;
  /* padding: 20px; */
  padding-top: 50px;
  width: 100%;
  max-width: 1200px;
}

.preview-area {
  flex: 2;
  min-width: 300px; 
  background-color: var(--secondary-bg);
  border-radius: 12px;
  box-shadow: var(--shadow);
  /* padding: 20px; */
}

.tshirt-preview-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%;
    border-radius: 8px;
    overflow: hidden;
    background-color: #ffffff;
    background-image:
        linear-gradient(45deg, #eee 25%, transparent 25%), 
        linear-gradient(-45deg, #eee 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #eee 75%),
        linear-gradient(-45deg, transparent 75%, #eee 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
}

#tshirt-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    pointer-events: none;
    transition: opacity 0.2s ease-in-out;
}

#logo-container {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 42%;
    /* width: 50%; */
    transform-origin: center center;
    cursor: grab;
    user-select: none;
}

#logo-svg {
    width: 100%;
    height: auto;
    display: block;
    overflow: visible;
}

#logo-svg text {
    text-anchor: middle;
    pointer-events: none;
}

.controls-panel {
    flex: 1;
    min-width: 320px;
    background-color: var(--secondary-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    padding: 10px;
    /* padding: 20px; */
}

.controls-panel h2 {
    margin-top: 0;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
    font-size: 1.4em;
}

.control-group { margin-bottom: 20px; }
.control-group h3 {
      margin-top: 0; margin-bottom: 15px; font-size: 1.1em;
      border-left: 4px solid var(--accent-color); padding-left: 10px;
}
.control-group label { display: block; margin-bottom: 8px; font-weight: 600; }
.control-group textarea,
.control-group select,
.control-group input[type="text"],
.control-group input[type="number"] {
    width: calc(100% - 22px); padding: 10px; border: 1px solid var(--border-color);
    border-radius: 6px; font-size: 1em; font-family: inherit;
}
.control-group input[type="range"] { width: 100%; cursor: pointer; }
.color-input-group { display: flex; align-items: center; gap: 10px; }
.color-input-group input[type="color"] {
    -webkit-appearance: none; -moz-appearance: none; appearance: none;
    width: 50px; height: 30px; background-color: transparent;
    border: 1px solid var(--border-color); border-radius: 6px; cursor: pointer;
}
.color-input-group input[type="color"]::-webkit-color-swatch { border-radius: 4px; border: none; }
.color-input-group input[type="text"] { width: 100px; }
.tshirt-colors { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.tshirt-color-thumbnail {
    width: 40px; height: 40px; border-radius: 6px; border: 2px solid var(--secondary-bg);
    cursor: pointer; box-shadow: 0 0 5px rgba(0,0,0,0.1); transition: all 0.2s;
    padding: 0; overflow: hidden; display: flex; justify-content: center; align-items: center;
}
.tshirt-color-thumbnail:hover { transform: scale(1.1); }
.tshirt-color-thumbnail.active { box-shadow: 0 0 0 3px var(--accent-color); transform: scale(1.1); }
.tshirt-color-thumbnail img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
#color-none-wrapper {
    width: 100%; height: 100%; pointer-events: none;
    background-image:
        linear-gradient(45deg, #ccc 25%, transparent 25%), linear-gradient(-45deg, #ccc 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #ccc 75%), linear-gradient(-45deg, transparent 75%, #ccc 75%);
    background-size: 10px 10px; background-position: 0 0, 0 5px, 5px -5px, -5px 0px;
}

/* ▼▼▼ 2. フォント選択メニュー用のCSSをAdobe Fontsの情報に書き換え ▼▼▼ */
#font-select { width: 100%; font-size: 1em; }
#font-select-sourcehan { font-family: "source-han-sans-japanese", sans-serif; font-weight: 400; }
#font-select-tenmincho { font-family: "ten-mincho", serif; font-weight: 400; }
#font-select-brush { font-family: "brush-atf", cursive; font-weight: 300; font-size: 1.2em; }

#reset-btn {
    width: 100%; padding: 12px; margin-top: 10px; font-size: 1.1em;
    font-weight: bold; color: white; border: none; border-radius: 6px;
    cursor: pointer; transition: background-color 0.2s;
    background-color: #e74c3c;
}
#reset-btn:hover { background-color: #c0392b; }

.product-container {
  display: grid;       /* ✨ グリッドレイアウトを適用 */
  gap: 20px;           /* 要素間の隙間 */
  align-items: start;  /* 上端揃えにする */
  max-width: 800px;
  margin: auto;
  /* padding: 20px; */
  /* background-color: #fff; */
  /* border: 1px solid #ddd; */
  border-radius: 8px;
}

/* --- PC表示のスタイル (画面幅が768px以上の場合) --- */
@media (min-width: 768px) {
  .product-container {
    /* ✨ 2列レイアウトに設定 */
    /* 左列(画像)を300px、右列(テキスト)を残りの幅に */
    grid-template-columns: 300px 1fr;
    gap: 0px;
  }
}

.product-image img {
  margin: 0 auto;
  width: 70%;         /* 親要素に対して100%の幅 */
  height: auto;        /* 高さは自動調整 */
  display: block;      /* 画像下の余白をなくす */
  border: 2px solid #4a90e2;
  border-radius: 10px;
}

.product-description {
  text-align: left;
}

.product-description h2 {
  margin-top: 0;
}

.adjustment {
 margin-top: -50px;
}