:root {
  --main-blue: #4A90E2;
  --light-blue: #6DD5FA;
  --dark-blue: #152159;
  --card-bg: #f0f4fa;
  --card-hover: #e1f0ff;
  --success: #16a34a;
}

* { box-sizing: border-box; }

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: var(--dark-blue);
}

.site-header {
  background: var(--main-blue);
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.site-logo { margin: 0; line-height: 1; }
.site-logo a { display: inline-flex; align-items: center; color: white; text-decoration: none; }
.site-logo img { display: block; width: min(200px, 64vw); height: auto; max-height: 56px; object-fit: contain; }
.site-nav a { color: white; margin-left: 1rem; text-decoration: none; font-size: 1rem; }
.site-nav a:hover { text-decoration: underline; }

.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(to right, var(--main-blue), var(--light-blue));
  color: white;
}
.hero h2 { font-size: 2rem; margin: 0 0 1rem; }
.hero p { font-size: 1.2rem; margin: 0; }

.section { padding: 2rem; }
.section h3 { text-align: center; }
.center-text { text-align: center; }
.lead { line-height: 1.7; margin-bottom: 1.5rem; }

.container {
  max-width: 700px;
  margin: 2rem auto;
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.container h2 { text-align: center; margin-top: 0; }

.tool-category {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 1rem;
}
.tool-card {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 1rem;
  width: 200px;
  text-align: center;
  text-decoration: none;
  color: var(--dark-blue);
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.tool-card:hover { background: var(--card-hover); transform: translateY(-5px); box-shadow: 0 4px 12px rgba(0,0,0,0.2); }

.form-group { margin-bottom: 1.5rem; }
label { display: block; margin-bottom: 0.5rem; font-weight: bold; }
input[type="text"], input[type="number"], select {
  width: 100%; padding: 0.5rem; border: 1px solid #ccc; border-radius: 4px; font-size: 1rem;
}
button, .button {
  background: var(--main-blue); color: white; padding: 0.75rem 1rem; border: none; border-radius: 4px; font-size: 1rem; cursor: pointer; text-decoration: none;
}
button:hover, .button:hover { background: #3b7dd8; }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.toggle-group { display: flex; gap: 1rem; margin-bottom: 1.5rem; }
.toggle-group label { display: flex; align-items: center; gap: 0.5rem; }
.discount-buttons { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: .75rem; }
.discount-buttons button { width: auto; margin: 0; padding: 0.5rem 1rem; background: #e1eaff; color: var(--dark-blue); }
.discount-buttons button.active { background: var(--main-blue); color: white; }
.results { background: var(--card-bg); padding: 1rem; border-radius: 6px; font-size: 1rem; margin-top: 2rem; box-shadow: inset 0 0 4px rgba(0,0,0,0.1); }
.results p { margin: 0.5rem 0; display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.copy-btn { width: auto; margin: 0; padding: 0.3rem 0.75rem; font-size: 0.85rem; background: #d3dcec; color: var(--dark-blue); }
.copy-btn:hover { background: #bdd1ef; }
.action-buttons { display: flex; justify-content: center; margin-top: 1rem; }
.action-buttons button { width: auto; margin: 0 0.5rem; padding: 0.5rem 1.5rem; background: #d3dcec; color: var(--dark-blue); }
.original-price-text { margin-top: 0.5rem; font-weight: bold; }

.generator-section { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.section-label { flex: 0 0 30%; font-weight: bold; }
.section-content { flex: 1; }
.checkbox-group, .input-group { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.checkbox-group label { display: flex; align-items: center; gap: 0.25rem; font-size: 0.9rem; margin: 0; }
.input-inline { width: 80px !important; }
.primary-action { display: block; margin: 2rem auto; width: auto; padding: 0.75rem 2rem; }
#result { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem; }
.password-box { background: var(--card-bg); padding: 0.75rem; border-radius: 6px; text-align: center; font-family: monospace; cursor: pointer; user-select: none; transition: background 0.2s; position: relative; word-break: break-all; }
.password-box:hover { background: #dbeaff; }
.tooltip { position: absolute; top: -2rem; left: 50%; transform: translateX(-50%); background-color: var(--main-blue); color: white; padding: 0.25rem 0.5rem; border-radius: 4px; font-size: 0.8rem; opacity: 0; transition: opacity 0.3s, transform 0.3s; pointer-events: none; white-space: nowrap; }
.password-box.show-tooltip .tooltip { opacity: 1; transform: translateX(-50%) translateY(-5px); }

#qrcode { display: flex; justify-content: center; align-items: center; margin-top: 2rem; }
#download { text-align:center; margin-top:1rem; }
#download a { color: var(--main-blue); text-decoration: underline; }

.upload-box { border: 2px dashed #b8c7d9; border-radius: 8px; padding: 2rem 1rem; text-align: center; background: #f7fbff; cursor: pointer; margin-bottom: 1.5rem; }
.upload-box.dragover { background: var(--card-hover); border-color: var(--main-blue); }
.upload-title { font-size: 1.2rem; font-weight: bold; margin-bottom: 0.5rem; }
.upload-note { font-size: 0.9rem; color: #666; }
#selectBtn { width: auto; display: inline-block; padding: 0.75rem 1.5rem; margin: 0.5rem auto 1rem; }
.preview-area { text-align: center; margin-bottom: 1.5rem; padding: 1rem; background: var(--card-bg); border-radius: 8px; }
#previewImage { max-width: 100%; max-height: 320px; border-radius: 6px; margin: 1rem auto; display: block; }
.setting-box { margin-top: 1.5rem; }
.result-area { text-align: center; background: var(--card-bg); border-radius: 8px; padding: 1.5rem; margin-top: 1.5rem; }
#compressedSize { font-weight: bold; font-size: 1.1rem; }
#reductionRate { color: var(--success); font-weight: bold; }
.download-btn { display: inline-block; margin-top: 1rem; background: var(--success); color: white; text-decoration: none; padding: 0.75rem 1.5rem; border-radius: 4px; }
.download-btn:hover { background: #12833b; }
.hidden { display: none; }

.site-footer { background: var(--dark-blue); color: white; text-align: center; padding: 2rem 1rem; }
.site-footer .tool-card { color: var(--dark-blue); }
.copyright { margin-top: 1rem; }

@media screen and (max-width: 768px) {
  .site-header { padding: 1rem; flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .site-nav a { margin: 0.5rem 0.75rem 0 0; display: inline-block; }
  .container { margin: 1rem; padding: 1.5rem; }
  .tool-card { width: 100%; max-width: 300px; }
  .generator-section { display: block; }
  .section-label { margin-bottom: .5rem; }
  #result { grid-template-columns: 1fr; }
  .results p { display: block; }
  .copy-btn { margin-top: .5rem; }
}

/* 画像圧縮ツール：複数画像・ZIP対応 */
.image-compressor-page {
  max-width: 760px;
  margin: 3rem auto;
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(21, 33, 89, 0.12);
}

.image-compressor-page .lead {
  text-align: center;
  margin: 1rem 0 2rem;
  color: #5d6b82;
  line-height: 1.8;
}

.image-compressor-page .upload-box {
  border: 2px dashed #9fc5f5;
  border-radius: 18px;
  padding: 3rem 1.5rem;
  text-align: center;
  background: #f7fbff;
  cursor: pointer;
  transition: 0.25s ease;
}

.image-compressor-page .upload-box:hover,
.image-compressor-page .upload-box.dragover {
  background: #edf6ff;
  border-color: #4A90E2;
  transform: translateY(-2px);
}

.image-compressor-page .upload-title {
  font-size: 1.35rem;
  font-weight: bold;
  margin: 0 0 0.5rem;
}

.image-compressor-page .upload-note {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: #6b7280;
}

.image-compressor-page #selectBtn {
  display: inline-block;
  width: auto;
  margin: 0.5rem auto 0;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  background: #4A90E2;
  color: #fff;
  border: none;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

.image-compressor-page #selectBtn:hover {
  background: #357acb;
}

.image-compressor-page .preview-area,
.image-compressor-page .result-area {
  margin-top: 2rem;
  padding: 1.5rem;
  background: #f5f8fc;
  border-radius: 16px;
  border: 1px solid #e4ecf5;
  text-align: left;
}

.image-compressor-page .result-area {
  background: linear-gradient(135deg, #edfdf5, #f6fffb);
  border-color: #b7efd0;
}

.image-compressor-page .preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.image-compressor-page .preview-head h3 {
  margin: 0;
}

.image-compressor-page .file-count {
  background: #4A90E2;
  color: #fff;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: bold;
  margin: 0;
}

.image-compressor-page .preview-list,
.image-compressor-page .result-list {
  max-height: 420px;
  overflow-y: auto;
  display: grid;
  gap: 0.75rem;
  padding-right: 0.5rem;
}

.image-compressor-page .preview-item,
.image-compressor-page .result-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 1rem;
  align-items: center;
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 0.75rem;
  text-align: left;
}

.image-compressor-page .preview-item {
  grid-template-columns: 72px 1fr;
}

.image-compressor-page .preview-item img,
.image-compressor-page .result-item img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 14px;
  background: #eef2f7;
}

.image-compressor-page .file-name {
  margin: 0 0 0.3rem;
  font-weight: bold;
  word-break: break-all;
  color: #152159;
}

.image-compressor-page .file-size,
.image-compressor-page .result-size {
  margin: 0 0 0.25rem;
  color: #5d6b82;
  font-size: 0.9rem;
}

.image-compressor-page .reduction-rate {
  margin: 0;
  color: #16a34a;
  font-weight: bold;
}

.image-compressor-page .setting-box {
  margin-top: 2rem;
  padding: 1.5rem;
  background: #f9fbfd;
  border-radius: 16px;
  border: 1px solid #e4ecf5;
}

.image-compressor-page select,
.image-compressor-page input[type="number"] {
  padding: 0.9rem 1rem;
  margin-bottom: 1.25rem;
  border: 1px solid #cfd8e3;
  border-radius: 10px;
  background: #fff;
}

.image-compressor-page select:focus,
.image-compressor-page input[type="number"]:focus {
  outline: none;
  border-color: #4A90E2;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

.image-compressor-page #processBtn {
  width: 100%;
  padding: 1rem;
  border-radius: 12px;
  background: #152159;
  color: #fff;
  border: none;
  font-size: 1.05rem;
  font-weight: bold;
  cursor: pointer;
}

.image-compressor-page #processBtn:hover {
  background: #24346f;
}

.image-compressor-page #processBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.image-compressor-page .download-btn {
  display: inline-block;
  padding: 0.75rem 1.3rem;
  border-radius: 999px;
  background: #16a34a;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  white-space: nowrap;
}

.image-compressor-page .download-btn:hover {
  background: #12833b;
}

.image-compressor-page .zip-btn {
  width: 100%;
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: 12px;
  background: #16a34a;
  color: #fff;
  border: none;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

.image-compressor-page .zip-btn:hover {
  background: #12833b;
}

@media (max-width: 768px) {
  .image-compressor-page {
    margin: 1.25rem;
    padding: 1.5rem;
    border-radius: 16px;
  }

  .image-compressor-page h2 {
    font-size: 1.6rem;
  }

  .image-compressor-page .upload-box {
    padding: 2rem 1rem;
  }

  .image-compressor-page .preview-item,
  .image-compressor-page .result-item {
    grid-template-columns: 64px 1fr;
  }

  .image-compressor-page .result-item .download-btn {
    grid-column: 1 / -1;
    text-align: center;
  }

  .image-compressor-page .preview-item img,
  .image-compressor-page .result-item img {
    width: 64px;
    height: 64px;
  }
}


/* 画像系ツール共通 */
.image-tool-page {
  max-width: 760px;
  margin: 3rem auto;
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(21, 33, 89, 0.12);
}

.image-tool-page .lead {
  text-align: center;
  margin: 1rem 0 2rem;
  color: #5d6b82;
  line-height: 1.8;
}

.image-tool-page .upload-box {
  border: 2px dashed #9fc5f5;
  border-radius: 18px;
  padding: 3rem 1.5rem;
  text-align: center;
  background: #f7fbff;
  cursor: pointer;
  transition: 0.25s ease;
}

.image-tool-page .upload-box:hover,
.image-tool-page .upload-box.dragover {
  background: #edf6ff;
  border-color: var(--main-blue);
  transform: translateY(-2px);
}

.image-tool-page .upload-title {
  font-size: 1.35rem;
  font-weight: bold;
  margin: 0 0 0.5rem;
}

.image-tool-page .upload-note,
.setting-note {
  margin-top: 0.25rem;
  font-size: 0.9rem;
  color: #6b7280;
}

#webpSelectBtn,
#resizeSelectBtn,
.image-tool-page #selectBtn {
  display: inline-block;
  width: auto;
  margin: 0.5rem auto 0;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  background: var(--main-blue);
  color: #fff;
  border: none;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

#webpSelectBtn:hover,
#resizeSelectBtn:hover,
.image-tool-page #selectBtn:hover { background: #357acb; }

.image-tool-page .preview-area,
.image-tool-page .result-area {
  margin-top: 2rem;
  padding: 1.5rem;
  background: #f5f8fc;
  border-radius: 16px;
  border: 1px solid #e4ecf5;
  text-align: left;
}

.image-tool-page .result-area {
  background: linear-gradient(135deg, #edfdf5, #f6fffb);
  border-color: #b7efd0;
}

.preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.preview-head h3 { margin: 0; }

.file-count {
  background: var(--main-blue);
  color: #fff;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: bold;
}

.preview-list,
.result-list {
  max-height: 420px;
  overflow-y: auto;
  display: grid;
  gap: 0.75rem;
  padding-right: 0.5rem;
}

.preview-item,
.result-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 1rem;
  align-items: center;
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 0.75rem;
  text-align: left;
}

.preview-item { grid-template-columns: 72px 1fr; }

.preview-item img,
.result-item img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 14px;
  background: #eef2f7;
}

.file-name {
  margin: 0 0 0.3rem;
  font-weight: bold;
  word-break: break-all;
  color: var(--dark-blue);
}

.file-size,
.result-size {
  margin: 0 0 0.25rem;
  color: #5d6b82;
  font-size: 0.9rem;
}

.reduction-rate {
  margin: 0;
  color: var(--success);
  font-weight: bold;
}

.image-tool-page .setting-box {
  margin-top: 2rem;
  padding: 1.5rem;
  background: #f9fbfd;
  border-radius: 16px;
  border: 1px solid #e4ecf5;
}

#webpProcessBtn,
#resizeProcessBtn,
.image-tool-page #processBtn {
  width: 100%;
  padding: 1rem;
  border-radius: 12px;
  background: var(--dark-blue);
  color: #fff;
  border: none;
  font-size: 1.05rem;
  font-weight: bold;
  cursor: pointer;
}

#webpProcessBtn:hover,
#resizeProcessBtn:hover,
.image-tool-page #processBtn:hover { background: #24346f; }
.image-tool-page #processBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}


.zip-btn {
  width: 100%;
  margin-top: 1.5rem;
  padding: 1rem;
  border-radius: 12px;
  background: var(--success);
  color: #fff;
  border: none;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}

.zip-btn:hover { background: #12833b; }

.two-column-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.inline-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1.25rem;
}

@media (max-width: 768px) {
  .image-tool-page {
    margin: 1.25rem;
    padding: 1.5rem;
    border-radius: 16px;
  }

  .image-tool-page .upload-box { padding: 2rem 1rem; }

  .preview-item,
  .result-item { grid-template-columns: 64px 1fr; }

  .result-item .download-btn {
    grid-column: 1 / -1;
    text-align: center;
  }

  .preview-item img,
  .result-item img {
    width: 64px;
    height: 64px;
  }

  .two-column-fields { grid-template-columns: 1fr; }
}


/* Image tool additions */
.setting-note {
  margin: -0.5rem 0 1.2rem;
  color: #5d6b82;
  font-size: 0.92rem;
  line-height: 1.6;
}

.two-column-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.inline-check {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0.5rem 0 1.25rem;
}

input[type="color"] {
  width: 100%;
  height: 44px;
  padding: 0.25rem;
  border: 1px solid #cfd8e3;
  border-radius: 8px;
  background: #fff;
}

@media (max-width: 768px) {
  .two-column-fields {
    grid-template-columns: 1fr;
    gap: 0;
  }
}


/* カテゴリ型ツール一覧 */
.top-hero {
  padding: 4.5rem 1.5rem;
}
.hero-inner {
  max-width: 860px;
  margin: 0 auto;
}
.hero-label {
  display: inline-block;
  margin: 0 0 0.85rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.22);
  font-size: 0.9rem;
  font-weight: bold;
}
.hero-actions {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.6rem;
}
.hero-button {
  background: #fff;
  color: var(--main-blue);
  border-radius: 999px;
  font-weight: bold;
}
.hero-button:hover {
  background: #f3f8ff;
}
.hero-button.ghost {
  background: rgba(255,255,255,0.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.55);
}
.hero-button.ghost:hover {
  background: rgba(255,255,255,0.28);
}
.tool-list-section {
  max-width: 1120px;
  margin: 0 auto;
}
.section-head {
  text-align: center;
  margin-bottom: 2rem;
}
.section-head h2,
.section-head h3 {
  margin-bottom: 0.5rem;
}
.section-head p,
.tool-group-head p {
  color: #5d6b82;
  line-height: 1.7;
}
.tool-group {
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 20px;
  padding: 1.6rem;
  margin: 0 auto 1.5rem;
  box-shadow: 0 12px 30px rgba(21,33,89,0.07);
}
.tool-group-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid #edf2f7;
  padding-bottom: 1rem;
}
.tool-group-head h4 {
  margin: 0;
  font-size: 1.35rem;
}
.tool-group-head p {
  margin: 0;
  text-align: right;
}
.tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}
.compact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.rich-card {
  width: auto;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.45rem;
  text-align: left;
  padding: 1.15rem;
  border: 1px solid #e2eaf5;
  box-shadow: 0 6px 16px rgba(21,33,89,0.08);
}
.rich-card strong {
  font-size: 1.05rem;
}
.rich-card small {
  color: #5d6b82;
  line-height: 1.55;
}
.tool-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: #fff;
  color: var(--main-blue);
  font-weight: bold;
  font-size: 1.25rem;
}
.about-section {
  background: #fff;
  border-top: 1px solid #edf2f7;
}
.related-tools {
  margin-top: 2.2rem;
  padding-top: 1.6rem;
  border-top: 1px solid #e4ecf5;
}
.related-tools h3 {
  margin: 0 0 1rem;
  text-align: center;
}
.related-tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.7rem;
}
.related-tool-grid a {
  display: block;
  padding: 0.75rem 0.85rem;
  border-radius: 999px;
  background: #f0f4fa;
  color: var(--dark-blue);
  text-align: center;
  text-decoration: none;
  font-weight: bold;
  font-size: 0.92rem;
}
.related-tool-grid a:hover {
  background: #e1f0ff;
  transform: translateY(-2px);
}
.site-footer {
  padding: 2.4rem 1rem;
}
.footer-inner {
  max-width: 960px;
  margin: 0 auto;
}
.footer-title {
  font-weight: bold;
  margin-top: 0;
}
.footer-link-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
  text-align: left;
}
.footer-link-groups > div {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 14px;
  padding: 1rem;
}
.footer-link-groups strong {
  display: block;
  margin-bottom: 0.7rem;
  color: #fff;
}
.footer-link-groups a {
  display: inline-block;
  color: #fff;
  text-decoration: none;
  margin: 0 0.8rem 0.5rem 0;
  font-size: 0.92rem;
  opacity: 0.9;
}
.footer-link-groups a:hover {
  opacity: 1;
  text-decoration: underline;
}
.tools-index-page {
  padding-top: 2.5rem;
}

@media screen and (max-width: 900px) {
  .tool-grid,
  .compact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .related-tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .tool-group-head {
    display: block;
  }
  .tool-group-head p {
    text-align: left;
    margin-top: 0.4rem;
  }
}

@media screen and (max-width: 560px) {
  .top-hero {
    padding: 3rem 1rem;
  }
  .hero h2 {
    font-size: 1.7rem;
  }
  .tool-list-section {
    padding: 1.2rem;
  }
  .tool-group {
    padding: 1.1rem;
    border-radius: 16px;
  }
  .tool-grid,
  .compact-grid,
  .related-tool-grid,
  .footer-link-groups {
    grid-template-columns: 1fr;
  }
  .rich-card {
    min-height: auto;
  }
}


/* Service pages */
.page-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 3rem 1rem;
}
.content-card {
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 20px;
  box-shadow: 0 16px 40px rgba(21, 33, 89, 0.10);
  padding: 2.3rem;
}
.legal-page .content-card h2,
.not-found-page .content-card h2 {
  text-align: left;
  margin-bottom: 1rem;
}
.legal-page h3 {
  margin-top: 2rem;
  padding-top: 1.2rem;
  border-top: 1px solid #edf2f7;
  color: var(--dark-blue);
}
.legal-page p,
.legal-page li,
.contact-card p,
.not-found-card p {
  line-height: 1.9;
  color: #46556c;
}
.eyebrow {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: #edf6ff;
  color: var(--main-blue);
  font-weight: bold;
  font-size: 0.85rem;
}
.last-updated,
.note-text {
  margin-top: 2rem;
  font-size: 0.92rem;
  color: #6b7280;
}
.contact-box {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border-radius: 16px;
  background: #f7fbff;
  border: 1px solid #d9eafa;
}
.primary-link-button,
.secondary-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  font-weight: bold;
  text-decoration: none;
}
.primary-link-button {
  background: var(--main-blue);
  color: #fff;
}
.primary-link-button:hover {
  background: #357acb;
}
.secondary-link-button {
  background: #f0f4fa;
  color: var(--dark-blue);
}
.secondary-link-button:hover {
  background: #e1f0ff;
}
.action-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}
.not-found-page .compact-tools {
  margin-top: 1.5rem;
}
.footer-link-groups {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media screen and (max-width: 760px) {
  .content-card {
    padding: 1.5rem;
  }
  .footer-link-groups {
    grid-template-columns: 1fr;
  }
}

/* Service pages refinement */
.footer-lead {
  margin: 0.25rem 0 1.25rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.7;
}
.notice-box {
  background: #f5f8fc;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}
.notice-box p {
  margin: 0;
}
.contact-button-wrap {
  margin: 1.75rem 0;
}
.ghost-dark {
  background: #fff;
  color: #152159;
  border: 1px solid #cfd8e3;
}
.center-actions {
  justify-content: center;
}
.sitemap-page a {
  color: #276fbf;
  font-weight: bold;
  text-decoration: none;
}
.sitemap-page a:hover {
  text-decoration: underline;
}
.notfound-tools {
  margin-top: 2rem;
}
@media (max-width: 768px) {
  .footer-lead {
    text-align: left;
  }
}

/* EC business tools */
.ec-tool-page .input-note {
  margin: -0.75rem 0 1.25rem;
  color: #5d6b82;
  font-size: 0.9rem;
  line-height: 1.6;
}
.primary-action-btn,
.secondary-action-btn {
  padding: 0.9rem 1.4rem;
  border-radius: 12px;
  border: none;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
}
.primary-action-btn {
  background: #152159;
  color: #fff;
}
.primary-action-btn:hover {
  background: #24346f;
}
.secondary-action-btn {
  background: #f0f4fa;
  color: #152159;
  border: 1px solid #cfd8e3;
}
.secondary-action-btn:hover {
  background: #e1f0ff;
}
.ec-result-card {
  margin-top: 1.5rem;
  background: linear-gradient(135deg, #edfdf5, #f6fffb);
  border: 1px solid #b7efd0;
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
}
.ec-result-card p {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin: 0.5rem 0;
  line-height: 1.7;
}
.ec-result-card span {
  font-size: 1.25rem;
  font-weight: bold;
  color: #152159;
}
.tool-help {
  margin-top: 2rem;
  padding: 1.5rem;
  border-radius: 16px;
  background: #f5f8fc;
  border: 1px solid #e4ecf5;
}
.tool-help h3 {
  margin-top: 0;
}
@media (max-width: 768px) {
  .primary-action-btn,
  .secondary-action-btn {
    width: 100%;
  }
}


/* EC販売価格シミュレーター */
.price-simulator-page {
  max-width: 920px;
}
.simulator-block {
  margin-top: 2rem;
  padding: 1.5rem;
  border-radius: 18px;
  background: #f9fbfd;
  border: 1px solid #e4ecf5;
}
.simulator-block h3 {
  margin-top: 0;
  color: #152159;
}
.highlight-block {
  background: linear-gradient(135deg, #eef6ff, #ffffff);
  border-color: #cfe4ff;
}
.simulator-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}
.simulator-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.mini-result {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 14px;
  background: #fff;
  border: 1px solid #e4ecf5;
  text-align: center;
}
.mini-result strong {
  color: #152159;
  font-size: 1.25rem;
}
.ec-simulator-results {
  margin-top: 2rem;
}
.result-main-card {
  display: grid;
  gap: 0.65rem;
  justify-items: center;
  padding: 1.75rem;
  border-radius: 20px;
  background: linear-gradient(135deg, #152159, #24346f);
  color: #fff;
  text-align: center;
  box-shadow: 0 16px 36px rgba(21, 33, 89, 0.18);
}
.result-main-card > span {
  font-weight: bold;
  opacity: 0.9;
}
.result-main-card strong {
  font-size: 2rem;
  letter-spacing: 0.02em;
}
.result-main-card .copy-btn {
  background: rgba(255,255,255,0.16);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
}
.result-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.result-metrics-grid > div {
  padding: 1.1rem;
  border-radius: 16px;
  background: #fff;
  border: 1px solid #e4ecf5;
  box-shadow: 0 8px 24px rgba(21, 33, 89, 0.06);
}
.result-metrics-grid span {
  display: block;
  color: #5d6b82;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.result-metrics-grid strong {
  color: #152159;
  font-size: 1.2rem;
}
.simulator-advice {
  margin: 1rem 0 0;
  padding: 1rem;
  border-radius: 14px;
  background: #f0fdf4;
  border: 1px solid #b7efd0;
  color: #166534;
  line-height: 1.7;
}
.simulator-advice.warning {
  background: #fff7ed;
  border-color: #fed7aa;
  color: #9a3412;
}
@media (max-width: 768px) {
  .simulator-grid,
  .simulator-grid.two-col,
  .result-metrics-grid {
    grid-template-columns: 1fr;
  }
  .result-main-card strong {
    font-size: 1.6rem;
  }
}

/* SEO記事ROIシミュレーター */
.seo-roi-page .roi-main-card {
  background: linear-gradient(135deg, #0f172a, #1d4ed8);
}
.seo-roi-page .result-main-card small {
  color: rgba(255,255,255,0.82);
  line-height: 1.6;
}
.seo-bulk-block .tool-textarea,
.tool-textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid #cfd8e3;
  border-radius: 12px;
  font-size: 1rem;
  line-height: 1.7;
  resize: vertical;
  background: #fff;
  font-family: inherit;
}
.tool-textarea:focus {
  outline: none;
  border-color: #4A90E2;
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}
.bulk-result {
  margin-top: 1.25rem;
}
.bulk-result-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}
.bulk-result-item {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  background: #fff;
  border: 1px solid #e4ecf5;
  display: grid;
  gap: 0.35rem;
}
.bulk-result-item.ok {
  border-color: #b7efd0;
  background: #f0fdf4;
}
.bulk-result-item.ng {
  border-color: #fecaca;
  background: #fef2f2;
}
.bulk-result-item strong {
  word-break: break-all;
}
.bulk-result-item span {
  color: #5d6b82;
  line-height: 1.6;
}
.seo-keyword-list {
  max-height: 360px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

/* SEO ROIシミュレーター Pro */
.setting-note {
  margin: 0.25rem 0 1.2rem;
  color: #5d6b82;
  font-size: 0.92rem;
  line-height: 1.6;
}
.ec-tool-page .input-note {
  margin: 0.25rem 0 1.25rem;
  color: #5d6b82;
  font-size: 0.9rem;
  line-height: 1.6;
}
.proposal-info-block {
  background: linear-gradient(135deg, #ffffff, #f4f9ff);
}
.seo-report-actions {
  background: linear-gradient(135deg, #152159, #24346f);
  color: #fff;
  border: none;
}
.seo-report-actions h3,
.seo-report-actions .input-note {
  color: #fff;
}
.seo-report-actions .secondary-action-btn {
  background: rgba(255,255,255,0.14);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
}
.report-download-btn {
  background: #16a34a;
}
.report-download-btn:hover {
  background: #12833b;
}
.seo-report-preview {
  margin-top: 2rem;
}
.seo-report-sheet {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem;
  background: #fff;
  color: #152159;
  border: 1px solid #dce7f5;
  border-radius: 22px;
  box-shadow: 0 18px 48px rgba(21, 33, 89, 0.12);
  text-align: left;
}
.report-cover {
  padding: 1.75rem;
  border-radius: 20px;
  background: linear-gradient(135deg, #152159, #4A90E2);
  color: #fff;
}
.report-kicker {
  margin: 0 0 0.7rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.88;
}
.report-cover h3 {
  margin: 0;
  font-size: 1.85rem;
  line-height: 1.35;
  color: #fff;
}
.report-cover p:last-child {
  margin: 0.8rem 0 0;
  color: rgba(255,255,255,0.9);
}

.report-executive-summary {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: 1.15fr 2fr;
  gap: 1rem;
  align-items: stretch;
}
.report-judge-card {
  padding: 1.25rem;
  border-radius: 18px;
  background: linear-gradient(135deg, #ecfdf5, #f7fffb);
  border: 1px solid #b7efd0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.report-judge-card.is-negative {
  background: linear-gradient(135deg, #fff7ed, #fffaf5);
  border-color: #fed7aa;
}
.summary-label {
  display: inline-block;
  width: fit-content;
  margin-bottom: 0.55rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: #152159;
  color: #fff;
  font-size: 0.78rem;
  font-weight: bold;
}
.report-judge-card strong {
  display: block;
  margin-bottom: 0.55rem;
  color: #152159;
  font-size: 1.45rem;
  line-height: 1.35;
}
.report-judge-card p {
  margin: 0;
  color: #334155;
  line-height: 1.7;
  font-size: 0.95rem;
}

.report-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
  margin-top: 1.25rem;
}
.report-summary-grid div,
.report-conditions-grid div {
  padding: 1rem;
  border-radius: 16px;
  background: #f5f8fc;
  border: 1px solid #e4ecf5;
}
.report-summary-grid span,
.report-conditions-grid span {
  display: block;
  color: #5d6b82;
  font-size: 0.82rem;
  margin-bottom: 0.35rem;
}
.report-summary-grid strong {
  display: block;
  font-size: 1.08rem;
  color: #152159;
  word-break: break-word;
}
.report-summary-grid small {
  display: block;
  margin-top: 0.4rem;
  color: #64748b;
  font-size: 0.78rem;
  line-height: 1.5;
}
.summary-story-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
  margin-bottom: 1rem;
}
.summary-story-grid div {
  padding: 1rem;
  border-radius: 16px;
  background: #f8fbff;
  border: 1px solid #e4ecf5;
}
.summary-story-grid span {
  display: block;
  margin-bottom: 0.4rem;
  color: #5d6b82;
  font-size: 0.82rem;
  font-weight: bold;
}
.summary-story-grid strong {
  display: block;
  margin-bottom: 0.45rem;
  color: #152159;
  font-size: 1.05rem;
}
.summary-story-grid p {
  margin: 0;
  color: #64748b;
  font-size: 0.86rem;
  line-height: 1.6;
}
.report-narrative-box {
  padding: 1rem 1.15rem;
  border-radius: 16px;
  background: #fff;
  border: 1px solid #dbeafe;
  color: #334155;
  line-height: 1.85;
}
.report-narrative-box p {
  margin: 0 0 0.6rem;
}
.report-narrative-box p:last-child {
  margin-bottom: 0;
}
.report-section {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border: 1px solid #e4ecf5;
  border-radius: 18px;
  background: #fff;
  page-break-inside: avoid;
}
.report-section h4 {
  margin: 0 0 0.9rem;
  font-size: 1.15rem;
  color: #152159;
}
.report-section p {
  margin: 0;
  color: #334155;
  line-height: 1.8;
}
.seo-report-chart {
  display: grid;
  gap: 0.85rem;
}
.report-chart-row {
  display: grid;
  grid-template-columns: 5.5rem 1fr 7.5rem;
  gap: 0.75rem;
  align-items: center;
}
.report-chart-row span {
  font-weight: bold;
  color: #334155;
}
.report-chart-track {
  height: 16px;
  border-radius: 999px;
  background: #e8f0fa;
  overflow: hidden;
}
.report-chart-track i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #4A90E2, #16a34a);
}
.report-chart-row strong {
  text-align: right;
  font-size: 0.92rem;
  color: #152159;
}
.report-conditions-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
.report-conditions-grid strong {
  color: #152159;
}
.report-keyword-table {
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  overflow: hidden;
}
.report-table-head,
.report-table-row {
  display: grid;
  grid-template-columns: 1.6fr 0.8fr 0.6fr 0.8fr;
  gap: 0.5rem;
  padding: 0.75rem 0.9rem;
  align-items: center;
}
.report-table-head {
  background: #152159;
  color: #fff;
  font-weight: bold;
}
.report-table-row:nth-child(odd) {
  background: #f8fbff;
}
.report-table-row span:first-child {
  word-break: break-all;
}
.report-disclaimer {
  margin: 1.25rem 0 0;
  color: #64748b;
  font-size: 0.85rem;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .seo-report-sheet {
    padding: 1rem;
    border-radius: 16px;
  }
  .report-cover {
    padding: 1.25rem;
  }
  .report-cover h3 {
    font-size: 1.35rem;
  }
  .report-executive-summary,
  .report-summary-grid,
  .report-conditions-grid,
  .summary-story-grid {
    grid-template-columns: 1fr;
  }
  .report-chart-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .report-chart-row strong {
    text-align: left;
  }
  .report-table-head,
  .report-table-row {
    grid-template-columns: 1fr;
  }
}

@media print {
  header,
  footer,
  .simulator-block,
  .ec-simulator-results,
  .seo-bulk-block,
  .tool-help,
  .seo-report-actions {
    display: none !important;
  }
  body {
    background: #fff !important;
  }
  .container {
    max-width: none;
    margin: 0;
    padding: 0;
    box-shadow: none;
  }
  .seo-report-preview {
    margin: 0;
  }
  .seo-report-sheet {
    border: none;
    box-shadow: none;
    max-width: none;
    border-radius: 0;
  }
}

/* SEO提案シミュレーター */
.seo-proposal-page .lead {
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}
.proposal-judge-card {
  background: linear-gradient(135deg, #152159, #2946a3);
  color: #fff;
  border-radius: 22px;
  padding: 1.8rem;
  text-align: center;
  box-shadow: 0 14px 34px rgba(21, 33, 89, 0.18);
  margin-bottom: 1.25rem;
}
.proposal-judge-card span {
  display: block;
  font-size: 0.95rem;
  opacity: 0.85;
  margin-bottom: 0.35rem;
}
.proposal-judge-card strong {
  display: block;
  font-size: 3rem;
  line-height: 1;
  letter-spacing: 0.04em;
}
.proposal-judge-card small {
  display: block;
  margin-top: 0.6rem;
  font-size: 0.98rem;
  line-height: 1.7;
}
.proposal-judge-card.rank-s,
.proposal-report-rank.rank-s {
  background: linear-gradient(135deg, #7c2d12, #f97316);
}
.proposal-judge-card.rank-a,
.proposal-report-rank.rank-a {
  background: linear-gradient(135deg, #14532d, #16a34a);
}
.proposal-judge-card.rank-b,
.proposal-report-rank.rank-b {
  background: linear-gradient(135deg, #1e3a8a, #4A90E2);
}
.proposal-judge-card.rank-c,
.proposal-report-rank.rank-c {
  background: linear-gradient(135deg, #475569, #94a3b8);
}
.proposal-metrics-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.proposal-advice-box {
  margin-top: 1.25rem;
  padding: 1.1rem 1.25rem;
  background: #f8fbff;
  border: 1px solid #dbeafe;
  border-radius: 16px;
  color: #334155;
  line-height: 1.8;
}
.proposal-report-sheet {
  background: #fff;
}
.proposal-cover {
  background:
    radial-gradient(circle at top right, rgba(22, 163, 74, 0.28), transparent 34%),
    linear-gradient(135deg, #152159, #2946a3 58%, #4A90E2);
}
.proposal-report-hero {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1rem;
  margin: 1.25rem 0;
}
.proposal-report-rank {
  color: #fff;
  border-radius: 18px;
  padding: 1.3rem;
  background: linear-gradient(135deg, #152159, #4A90E2);
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 12px 24px rgba(21, 33, 89, 0.16);
}
.proposal-report-rank span {
  font-size: 0.85rem;
  opacity: 0.85;
  font-weight: bold;
}
.proposal-report-rank strong {
  font-size: 3rem;
  line-height: 1;
  margin: 0.35rem 0;
}
.proposal-report-rank p {
  margin: 0;
  line-height: 1.6;
  font-size: 0.9rem;
}
.proposal-report-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}
.proposal-report-summary-grid div {
  background: #f8fbff;
  border: 1px solid #e4ecf5;
  border-radius: 16px;
  padding: 1rem;
}
.proposal-report-summary-grid span,
.proposal-report-summary-grid small {
  display: block;
  color: #64748b;
  line-height: 1.5;
}
.proposal-report-summary-grid strong {
  display: block;
  color: #152159;
  font-size: 1.35rem;
  margin: 0.3rem 0;
}
.proposal-action-list {
  display: grid;
  gap: 0.7rem;
}
.proposal-action-item {
  padding: 0.9rem 1rem;
  border-radius: 14px;
  background: #f8fbff;
  border-left: 5px solid #4A90E2;
  color: #334155;
  line-height: 1.7;
}
.proposal-report-preview .report-table-head,
.proposal-report-preview .report-table-row {
  grid-template-columns: 1.6fr 0.8fr 0.7fr;
}
.empty-report-text {
  margin: 0;
  padding: 1rem;
  color: #64748b;
}

@media (max-width: 768px) {
  .proposal-metrics-grid,
  .proposal-report-hero,
  .proposal-report-summary-grid {
    grid-template-columns: 1fr;
  }
  .proposal-judge-card strong,
  .proposal-report-rank strong {
    font-size: 2.3rem;
  }
  .proposal-report-preview .report-table-head,
  .proposal-report-preview .report-table-row {
    grid-template-columns: 1fr;
  }
}

/* SEO category and explanation blocks */
.category-hero {
  max-width: 1080px;
  margin: 0 auto 2.5rem;
  padding: 3rem 2rem;
  border-radius: 24px;
  background: linear-gradient(135deg, #eef6ff, #f8fbff);
  box-shadow: 0 16px 40px rgba(21, 33, 89, 0.10);
  text-align: center;
}

.category-hero h2 {
  margin: 0.5rem 0 1rem;
}

.category-hero p {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.seo-content-block,
.seo-content-grid,
.related-tools-block {
  max-width: 1080px;
  margin: 2rem auto;
}

.seo-content-block {
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 20px;
  padding: 2rem;
  box-shadow: 0 10px 28px rgba(21, 33, 89, 0.06);
}

.seo-content-block h3,
.related-tools-block h3 {
  margin-top: 0;
  color: #152159;
}

.seo-content-block p {
  color: #5d6b82;
  line-height: 1.85;
}

.seo-content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.seo-content-card {
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 10px 26px rgba(21, 33, 89, 0.05);
}

.seo-content-card h4 {
  margin-top: 0;
}

.seo-content-card ul {
  margin: 0;
  padding-left: 1.2rem;
  color: #5d6b82;
  line-height: 1.8;
}

.seo-definition-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.seo-definition-grid div {
  background: #f7fbff;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 1rem;
}

.seo-definition-grid strong {
  display: block;
  margin-bottom: 0.35rem;
  color: #152159;
}

.seo-definition-grid span {
  display: block;
  color: #5d6b82;
  font-size: 0.92rem;
  line-height: 1.6;
}

.faq-block details {
  background: #f9fbfd;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 1rem 1.2rem;
  margin-top: 0.75rem;
}

.faq-block summary {
  cursor: pointer;
  font-weight: bold;
  color: #152159;
}

.seo-tool-intro,
.seo-tool-faq,
.seo-related-nav {
  margin-top: 2rem;
  padding: 1.75rem;
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 18px;
  box-shadow: 0 10px 24px rgba(21, 33, 89, 0.05);
}

.seo-tool-intro h3,
.seo-tool-faq h3,
.seo-related-nav h3 {
  margin-top: 0;
}

.seo-tool-intro p,
.seo-tool-faq p {
  color: #5d6b82;
  line-height: 1.85;
}

.seo-tool-faq details {
  background: #f9fbfd;
  border: 1px solid #e4ecf5;
  border-radius: 12px;
  padding: 0.9rem 1rem;
  margin-top: 0.75rem;
}

.seo-tool-faq summary {
  font-weight: bold;
  cursor: pointer;
}

@media (max-width: 768px) {
  .category-hero {
    margin: 1rem;
    padding: 2rem 1.25rem;
  }

  .seo-content-grid,
  .seo-definition-grid {
    grid-template-columns: 1fr;
  }

  .seo-content-block,
  .seo-content-grid,
  .related-tools-block {
    margin-left: 1rem;
    margin-right: 1rem;
  }
}

/* 商品画像一括リネームツール */
.setting-note {
  margin: 0.25rem 0 1.2rem;
  color: #5d6b82;
  font-size: 0.92rem;
  line-height: 1.6;
}

.ec-tool-page .input-note {
  margin: 0.25rem 0 1.25rem;
  color: #5d6b82;
  font-size: 0.9rem;
  line-height: 1.6;
}

.renamer-upload-box {
  border: 2px dashed #9fc5f5;
  border-radius: 18px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  background: #f7fbff;
  cursor: pointer;
  transition: 0.25s ease;
}

.renamer-upload-box:hover,
.renamer-upload-box.dragover {
  background: #edf6ff;
  border-color: var(--main-blue);
  transform: translateY(-2px);
}

.renamer-mini-status {
  margin-top: 1rem;
}

.renamer-summary-grid {
  margin-bottom: 1rem;
}

.renamer-preview {
  margin-top: 1.5rem;
  border: 1px solid #e4ecf5;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
}

.renamer-preview-head,
.renamer-preview-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.3fr) 90px;
  gap: 1rem;
  align-items: center;
  padding: 0.85rem 1rem;
}

.renamer-preview-head {
  background: #f5f8fc;
  font-weight: bold;
  color: #152159;
}

.renamer-preview-row {
  border-top: 1px solid #e4ecf5;
}

.renamer-preview-row span,
.renamer-preview-row strong {
  word-break: break-all;
}

.renamer-preview-row em {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  font-style: normal;
  font-weight: bold;
  font-size: 0.85rem;
}

.renamer-preview-row.ok em {
  background: #dcfce7;
  color: #15803d;
}

.renamer-preview-row.ng {
  background: #fff7f7;
}

.renamer-preview-row.ng em {
  background: #fee2e2;
  color: #b91c1c;
}



.renamer-data-preview,
.renamer-image-preview {
  margin-top: 1.25rem;
  padding: 1.25rem;
  background: #f5f8fc;
  border: 1px solid #e4ecf5;
  border-radius: 16px;
}

.renamer-preview-title {
  margin-bottom: 1rem;
}

.renamer-preview-title h4 {
  margin: 0 0 0.35rem;
  color: #152159;
  font-size: 1.05rem;
}

.renamer-preview-title p,
.renamer-limit-note {
  margin: 0;
  color: #5d6b82;
  font-size: 0.9rem;
  line-height: 1.6;
}

.renamer-table-scroll {
  overflow-x: auto;
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 12px;
}

.renamer-data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}

.renamer-data-table th,
.renamer-data-table td {
  padding: 0.75rem 0.9rem;
  border-bottom: 1px solid #e4ecf5;
  text-align: left;
  white-space: nowrap;
  font-size: 0.92rem;
}

.renamer-data-table th {
  background: #edf6ff;
  color: #152159;
  font-weight: bold;
}

.renamer-data-table tr:last-child td {
  border-bottom: none;
}

.renamer-thumb-list,
.renamer-result-list {
  display: grid;
  gap: 0.75rem;
}

.renamer-thumb-card,
.renamer-result-card {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
  background: #fff;
  border: 1px solid #e4ecf5;
  border-radius: 14px;
  padding: 0.75rem;
}

.renamer-thumb-card img,
.renamer-result-card img {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 14px;
  background: #eef2f7;
}

.renamer-result-card {
  grid-template-columns: 72px minmax(0, 1fr) 92px;
}

.renamer-result-card.ok {
  border-color: #b7efd0;
  background: #f8fffb;
}

.renamer-result-card.ng {
  border-color: #fecaca;
  background: #fff7f7;
}

.renamer-result-names {
  display: grid;
  gap: 0.4rem;
}

.renamer-result-names p {
  margin: 0;
  display: grid;
  gap: 0.15rem;
}

.renamer-result-names span {
  color: #5d6b82;
  font-size: 0.82rem;
  font-weight: bold;
}

.renamer-result-names strong {
  color: #152159;
  word-break: break-all;
}

.renamer-result-card em {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  font-style: normal;
  font-weight: bold;
  font-size: 0.85rem;
  padding: 0.25rem 0.75rem;
  background: #dcfce7;
  color: #15803d;
}

.renamer-result-card.ng em {
  background: #fee2e2;
  color: #b91c1c;
}

.image-renamer-page #renamerDownloadBtn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

@media (max-width: 768px) {
  .renamer-preview-head,
  .renamer-preview-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .renamer-preview-head {
    display: none;
  }

  .renamer-preview-row {
    padding: 1rem;
  }

  .renamer-preview-row em {
    width: fit-content;
    padding: 0.25rem 0.8rem;
  }

  .renamer-thumb-card,
  .renamer-result-card {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .renamer-result-card em {
    grid-column: 1 / -1;
    width: fit-content;
  }

  .renamer-thumb-card img,
  .renamer-result-card img {
    width: 64px;
    height: 64px;
  }
}

/* 商品画像一括リネームツール UX改善 */
.site-logo img { display: block; width: min(200px, 64vw); height: auto; max-height: 56px; object-fit: contain; }

.renamer-stepper {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0 0 1.5rem;
}

.renamer-step {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1rem;
  border: 1px solid #e4ecf5;
  border-radius: 999px;
  background: #f5f8fc;
  color: #5d6b82;
  font-weight: bold;
}

.renamer-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #e4ecf5;
  color: #152159;
  flex: 0 0 auto;
}

.renamer-step.is-active {
  background: #edf6ff;
  border-color: #9fc5f5;
  color: #152159;
  box-shadow: 0 8px 22px rgba(74, 144, 226, 0.12);
}

.renamer-step.is-active span,
.renamer-step.is-done span {
  background: var(--main-blue);
  color: #fff;
}

.renamer-step.is-done {
  background: #f0fdf4;
  border-color: #b7efd0;
  color: #15803d;
}

.renamer-step-panel {
  position: relative;
  border-left: 5px solid #9fc5f5;
}

.renamer-collapse {
  margin-top: 1.25rem;
  padding: 0;
  background: #f5f8fc;
  border: 1px solid #e4ecf5;
  border-radius: 16px;
  overflow: hidden;
}

.renamer-collapse.hidden {
  display: none;
}

.renamer-collapse summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 1.25rem;
  background: #edf6ff;
  color: #152159;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.renamer-collapse summary::-webkit-details-marker {
  display: none;
}

.renamer-collapse summary::after {
  content: '開く';
  font-size: 0.82rem;
  color: #fff;
  background: var(--main-blue);
  border-radius: 999px;
  padding: 0.25rem 0.7rem;
  white-space: nowrap;
}

.renamer-collapse[open] summary::after {
  content: '閉じる';
  background: #152159;
}

.renamer-collapse-body,
#renamerPreview {
  padding: 1.25rem;
}

.renamer-data-preview,
.renamer-image-preview {
  padding: 0;
}

.renamer-preview {
  border: 1px solid #e4ecf5;
}

.renamer-result-list {
  gap: 0.85rem;
}

.renamer-result-card {
  grid-template-columns: 76px minmax(0, 1fr) 96px;
  align-items: stretch;
}

.renamer-result-names {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 0.75rem;
  align-items: stretch;
}

.renamer-result-names p {
  padding: 0.65rem 0.75rem;
  background: rgba(255,255,255,0.8);
  border: 1px solid #e4ecf5;
  border-radius: 12px;
}

.renamer-result-names p + p {
  position: relative;
}

.renamer-result-names p + p::before {
  content: '→';
  position: absolute;
  left: -0.62rem;
  top: 50%;
  transform: translate(-50%, -50%);
  color: var(--main-blue);
  font-weight: bold;
}

.renamer-result-card em {
  align-self: center;
}

@media (max-width: 768px) {
  .renamer-stepper {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .renamer-step {
    padding: 0.7rem 0.75rem;
    border-radius: 14px;
    font-size: 0.9rem;
  }

  .renamer-step span {
    width: 24px;
    height: 24px;
  }

  .renamer-result-names {
    grid-template-columns: 1fr;
  }

  .renamer-result-names p + p::before {
    content: '↓';
    left: 1rem;
    top: -0.5rem;
    transform: none;
  }
}


/* 商品画像サイズ統一ツール */
.image-square-maker-page input[type="color"] {
  width: 100%;
  height: 48px;
  padding: 0.35rem;
  border: 1px solid #cfd8e3;
  border-radius: 10px;
  background: #fff;
  margin-bottom: 1.25rem;
}
/* ==================================================
   EC商品画像エディター
================================================== */

.ec-editor-page .container,
.tool-container {
  max-width: 1100px;
}

.editor-upload-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.upload-card {
  padding: 20px;
  border: 1px solid #e4ecf5;
  border-radius: 16px;
  background: #f9fbfd;
}

.upload-card label {
  display: block;
  margin-bottom: 10px;
  font-weight: 700;
}

.upload-card input[type="file"] {
  width: 100%;
  padding: 14px;
  border: 1px dashed #9fc5f5;
  border-radius: 12px;
  background: #fff;
}

.editor-layout {
  display: grid;
    grid-template-columns: 700px 220px;
  gap: 24px;
  align-items: start;
  margin-top: 24px;
}

.editor-wrapper {
  padding: 20px;
  border: 1px solid #e4ecf5;
  border-radius: 18px;
  background: #f5f8fc;
  overflow: hidden;
}

.canvas-container {
  margin: 0 auto;
}

#editorCanvas {
  display: block;
  border: 1px solid #d9e0ea;
  border-radius: 14px;
  background: #fff;
}

.editor-side-panel {
  padding: 20px;
  border: 1px solid #e4ecf5;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 10px 24px rgba(21, 33, 89, 0.08);
}

.editor-side-panel h3 {
  margin: 0 0 14px;
  font-size: 1.1rem;
}

.editor-info {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.editor-info div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  background: #f5f8fc;
  border-radius: 10px;
  font-size: 0.95rem;
}

.editor-info span {
  font-weight: 700;
  color: #152159;
}

.editor-actions {
  display: grid;
  gap: 10px;
}

.editor-actions button,
#copySettingsBtn {
  width: 100%;
}

@media (max-width: 900px) {
  .editor-layout {
    grid-template-columns: 1fr;
  }

  .editor-side-panel {
    order: -1;
  }
}

@media (max-width: 640px) {
  .editor-upload-grid {
    grid-template-columns: 1fr;
  }

  .editor-wrapper {
    padding: 12px;
  }
}