/* evingii.com 共通スタイル。外部フォント・外部画像は使わない。 */

:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #23272b;
  --muted: #565d65;
  --accent: #0672b0;
  --link: #0672b0;
  --line: #d6dce1;
  --panel: #f3f6f8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181c;
    --fg: #e6e9ec;
    --muted: #a9b1b9;
    --link: #62b8ee;
    --line: #343b42;
    --panel: #1b2127;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Segoe UI", "Yu Gothic UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  overflow-wrap: break-word;
}

/* 日本語は文節の途中で折り返さない（対応ブラウザのみ。非対応でも崩れない） */
:lang(ja) {
  word-break: auto-phrase;
  line-break: strict;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  left: 0.5rem;
  top: -4rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg);
  border: 2px solid var(--accent);
  z-index: 10;
}

.skip-link:focus {
  top: 0.5rem;
}

.wrap {
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ヘッダー */
.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem 1.5rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
}

.brand:hover {
  text-decoration: underline;
}

.brand img {
  display: block;
  width: 1.75rem;
  height: 1.75rem;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a[aria-current="page"] {
  color: var(--fg);
  font-weight: 700;
}

/* 本文 */
main {
  padding-top: 2rem;
  padding-bottom: 3rem;
}

h1,
h2,
h3 {
  line-height: 1.4;
  text-wrap: balance;
}

h1 {
  margin: 0 0 1rem;
  font-size: 1.75rem;
}

h2 {
  margin: 2.5rem 0 0.75rem;
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--accent);
  font-size: 1.3rem;
}

h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

p,
ul,
ol,
dl {
  margin: 0 0 1rem;
}

ul,
ol {
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.35rem;
}

.lead {
  font-size: 1.1rem;
}

.muted {
  color: var(--muted);
}

code {
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

/* 枠 */
.panel {
  margin: 0 0 1rem;
  padding: 1rem 1.25rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 4px;
}

.panel > :last-child {
  margin-bottom: 0;
}

/* 製品の概要（項目名と値） */
.facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem 1.5rem;
}

.facts dt {
  font-weight: 700;
}

.facts dd {
  margin: 0 0 0.75rem;
}

@media (min-width: 36rem) {
  .facts {
    grid-template-columns: 11rem 1fr;
  }

  .facts dd {
    margin-bottom: 0.25rem;
  }
}

/* プライバシー ポリシーの節番号付きの見出しに余白 */
.policy h2 {
  margin-top: 2rem;
}

.updated {
  color: var(--muted);
}

/* フッター */
.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.site-footer .wrap {
  padding-top: 1.5rem;
  padding-bottom: 2rem;
}

.site-footer p {
  margin-bottom: 0.75rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.25rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

@media (max-width: 22rem) {
  h1 {
    font-size: 1.5rem;
  }
}