@charset "UTF-8";

/* 英語ページ共通の外観。各ツール固有の配色と操作領域には干渉しない。 */
body.english-site-shell {
  --en-bg: #fffbf0;
  --en-surface: rgba(255, 255, 255, 0.88);
  --en-surface-strong: #ffffff;
  --en-text: #2d3436;
  --en-muted: #526063;
  --en-primary: #d84f52;
  --en-primary-dark: #a92f32;
  --en-accent: #ffeaa7;
  --en-border: rgba(216, 79, 82, 0.18);
  --en-shadow: 0 18px 48px rgba(96, 64, 38, 0.1);
  margin: 0;
  min-width: 0;
  color: var(--en-text);
  background-color: var(--en-bg);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(255, 118, 117, 0.18), transparent 26rem),
    radial-gradient(circle at 88% 16%, rgba(255, 234, 167, 0.45), transparent 22rem),
    radial-gradient(#dfe6e9 1px, transparent 1px);
  background-size: auto, auto, 24px 24px;
  font-family: "Outfit", "Trebuchet MS", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.75;
}

.english-site-shell *,
.english-site-shell *::before,
.english-site-shell *::after,
.english-tool-page .english-tool-bar,
.english-tool-page .english-tool-bar *,
.english-tool-page .english-content,
.english-tool-page .english-content *,
.english-tool-page .tool-footer,
.english-tool-page .tool-footer * {
  box-sizing: border-box;
}

.english-site-shell a {
  color: var(--en-primary-dark);
  text-underline-offset: 0.18em;
}

.english-site-shell a:hover {
  color: var(--en-primary);
}

.english-site-shell :focus-visible,
.english-tool-page .english-tool-bar a:focus-visible,
.english-tool-page .english-content a:focus-visible,
.english-tool-page .tool-footer a:focus-visible {
  outline: 3px solid #ff7675;
  outline-offset: 3px;
  border-radius: 8px;
}

.english-site-header {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid rgba(216, 79, 82, 0.12);
  background: rgba(255, 251, 240, 0.84);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.english-site-header__inner {
  width: min(1120px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.english-site-brand {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--en-text) !important;
  font-size: 1.18rem;
  font-weight: 800;
  text-decoration: none;
}

.english-site-brand img {
  width: 34px;
  height: 34px;
}

.english-site-brand span {
  color: var(--en-primary);
}

.english-site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.english-site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.9rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--en-text);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
}

.english-site-nav a:hover,
.english-site-nav a[aria-current="page"] {
  border-color: var(--en-border);
  background: rgba(255, 118, 117, 0.1);
  color: var(--en-primary-dark);
}

.english-site-main {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 5.5rem) 0 4rem;
}

.english-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4.8rem);
  border: 1px solid var(--en-border);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(255, 245, 235, 0.82)),
    var(--en-surface-strong);
  box-shadow: var(--en-shadow);
}

.english-hero::after {
  content: "";
  position: absolute;
  right: clamp(-5rem, -5vw, -2rem);
  bottom: clamp(-7rem, -8vw, -3rem);
  width: clamp(13rem, 28vw, 23rem);
  aspect-ratio: 1;
  border: clamp(1.2rem, 3vw, 2.5rem) solid rgba(255, 118, 117, 0.09);
  border-radius: 50%;
  pointer-events: none;
}

.english-eyebrow {
  position: relative;
  z-index: 1;
  margin: 0 0 0.8rem;
  color: var(--en-primary-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.english-hero h1,
.english-article-hero h1 {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.35rem, 7vw, 5rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.english-lead,
.english-article-hero > p:last-child {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 1.2rem 0 0;
  color: var(--en-muted);
  font-size: clamp(1rem, 2.2vw, 1.2rem);
}

.english-section-title {
  margin: clamp(3rem, 7vw, 5rem) 0 1.2rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.english-tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr));
  gap: 1rem;
}

.english-tool-card {
  position: relative;
  overflow: hidden;
  min-width: 0;
  padding: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: 22px;
  background: var(--en-surface);
  box-shadow: 0 10px 28px rgba(79, 55, 37, 0.07);
}

.english-tool-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, #ff7675, #fdcb6e);
}

.english-tool-card:nth-child(3n + 2)::before {
  background: linear-gradient(90deg, #74b9ff, #81ecec);
}

.english-tool-card:nth-child(3n)::before {
  background: linear-gradient(90deg, #a29bfe, #fd79a8);
}

.english-tool-card h2 {
  margin: 0 0 0.65rem;
  font-size: 1.3rem;
  line-height: 1.25;
}

.english-tool-card h2 a {
  color: var(--en-text);
  text-decoration: none;
}

.english-tool-card p {
  margin: 0 0 1.15rem;
  color: var(--en-muted);
}

.english-card-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: var(--en-primary);
  color: #ffffff !important;
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.english-notes,
.english-article-body,
.english-article-hero {
  border: 1px solid var(--en-border);
  border-radius: 24px;
  background: var(--en-surface);
  box-shadow: 0 12px 34px rgba(79, 55, 37, 0.07);
}

.english-notes {
  margin-top: 2rem;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border-left: 6px solid var(--en-primary);
}

.english-notes h2,
.english-article-body h2,
.english-article-body h3 {
  line-height: 1.25;
}

.english-article-main {
  width: min(900px, calc(100% - 32px));
}

.english-article-hero {
  padding: clamp(1.5rem, 5vw, 3.5rem);
}

.english-article-hero h1 {
  font-size: clamp(2.15rem, 6vw, 4.2rem);
}

.english-article-meta,
.english-breadcrumb {
  color: var(--en-muted);
  font-size: 0.9rem;
}

.english-breadcrumb a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.english-article-body {
  margin-top: 1.25rem;
  padding: clamp(1.4rem, 5vw, 3rem);
}

.english-article-body h2 {
  margin: 2.4rem 0 0.8rem;
  font-size: clamp(1.45rem, 4vw, 2rem);
}

.english-article-body h2:first-child {
  margin-top: 0;
}

.english-article-body h3 {
  margin: 1.8rem 0 0.65rem;
}

.english-article-body li + li {
  margin-top: 0.45rem;
}

.english-article-body table {
  width: 100%;
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
}

.english-article-body th,
.english-article-body td {
  min-width: 10rem;
  padding: 0.8rem;
  border: 1px solid rgba(82, 96, 99, 0.22);
  text-align: left;
  vertical-align: top;
}

.english-article-body th {
  background: rgba(255, 234, 167, 0.42);
}

.english-article-body pre {
  max-width: 100%;
  overflow: auto;
  padding: 1rem;
  border-radius: 14px;
  background: #273142;
  color: #f8fafc;
}

.english-article-body .note {
  padding: 1rem 1.2rem;
  border-left: 5px solid var(--en-primary);
  border-radius: 0 14px 14px 0;
  background: rgba(255, 234, 167, 0.32);
}

.english-article-body .tools {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.english-article-body .tools a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.85rem;
  border: 1px solid var(--en-border);
  border-radius: 999px;
  background: #ffffff;
  text-decoration: none;
}

.english-site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--en-border);
  color: var(--en-muted);
}

.english-site-footer__links {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.english-site-footer a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  color: var(--en-text);
  text-decoration: none;
}

/* 各ツールのテーマを保ちながら、英語用の導線と説明欄だけを整える。 */
.english-tool-page .english-tool-bar {
  position: relative;
  z-index: 60;
  width: min(1040px, calc(100% - 24px));
  min-width: 0;
  margin: 0.65rem auto;
  padding: 0.35rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border: 1px solid var(--c-border, rgba(82, 96, 99, 0.22));
  border-radius: 999px;
  background: var(--c-card-bg, var(--card-bg, rgba(255, 255, 255, 0.9)));
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  font-family: "Outfit", "Trebuchet MS", "Segoe UI", sans-serif;
}

.english-tool-page .english-tool-bar a {
  min-height: 44px;
  min-width: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  color: inherit;
  font-size: 0.88rem;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
}

.english-tool-page .english-tool-bar a:hover {
  background: var(--c-accent-bg, var(--primary-light, rgba(255, 118, 117, 0.12)));
}

.english-tool-page .english-tool-bar__home {
  color: var(--c-primary, var(--primary, #c93f43));
}

.english-tool-page .english-content {
  width: min(900px, calc(100% - 32px));
  min-width: 0;
  margin: clamp(2rem, 6vw, 4rem) auto 0;
  padding: clamp(1.35rem, 5vw, 3rem);
  border: 1px solid var(--c-border, var(--border-color, rgba(82, 96, 99, 0.2)));
  border-radius: 24px;
  background: var(--c-card-bg, var(--card-bg, rgba(255, 255, 255, 0.9)));
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.09);
  color: inherit;
  font-family: "Outfit", "Trebuchet MS", "Segoe UI", sans-serif;
  line-height: 1.75;
}

.english-tool-page .english-content header,
.english-tool-page .english-content section {
  max-width: 760px;
  margin-inline: auto;
}

.english-tool-page .english-content h2,
.english-tool-page .english-content h3 {
  line-height: 1.3;
}

.english-tool-page .english-content h2 {
  margin-top: 0.65rem;
}

.english-tool-page .english-content h3 {
  margin-top: 2rem;
}

.english-tool-page .english-content a {
  color: var(--c-primary, var(--primary, #b83232));
  font-weight: 700;
}

.english-tool--font-lab .english-content {
  padding: clamp(1.5rem, 6vw, 3.5rem);
  background: var(--card-bg, rgba(255, 255, 255, 0.94));
}

/* アイコンフォント読込前にリガチャ文字列が展開しても横幅を変えない。 */
.english-tool--font-lab .material-symbols-rounded {
  width: 1em;
  max-width: 1em;
  overflow: hidden;
  display: inline-block;
  flex: 0 0 1em;
  white-space: nowrap;
}

.english-tool--emphasis-lines .english-tool-bar,
.english-tool--emphasis-lines .english-content {
  border-color: rgba(148, 163, 184, 0.32);
  background: rgba(31, 41, 55, 0.94);
  color: #e5e7eb;
}

body.english-tool--emphasis-lines {
  height: auto !important;
  min-height: 100vh;
  overflow: auto !important;
}

.english-tool--emphasis-lines .english-content h2,
.english-tool--emphasis-lines .english-content h3 {
  color: #ffffff;
}

.english-tool--emphasis-lines .english-content a {
  color: #93c5fd;
}

.english-tool-page .tool-footer {
  width: min(1040px, calc(100% - 24px));
  min-width: 0;
  margin: 3rem auto 0;
  padding: 1.25rem 0 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  border-top: 1px solid var(--c-border, rgba(82, 96, 99, 0.2));
  color: var(--c-text-light, var(--c-text-sub, inherit));
  font-family: "Outfit", "Trebuchet MS", "Segoe UI", sans-serif;
  font-size: 0.86rem;
}

.english-tool-page .tool-footer a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  color: inherit;
  text-decoration: none;
}

.english-tool-page .tool-footer a:hover {
  background: var(--c-accent-bg, rgba(255, 118, 117, 0.12));
}

.english-tool-page .tool-footer__separator {
  opacity: 0.45;
}

@media (max-width: 720px) {
  .english-site-header__inner {
    padding-block: 0.7rem;
    align-items: flex-start;
    flex-direction: column;
  }

  .english-site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .english-hero {
    border-radius: 24px;
  }

  .english-tool-page .english-tool-bar {
    border-radius: 18px;
  }

  .english-tool-page .english-tool-bar a {
    flex: 1 1 auto;
    text-align: center;
  }

  .english-tool-page .english-content {
    width: calc(100% - 24px);
    border-radius: 18px;
  }

  .english-tool-page .tool-footer__separator {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .english-site-shell *,
  .english-site-shell *::before,
  .english-site-shell *::after,
  .english-tool-page .english-tool-bar *,
  .english-tool-page .english-content * {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}