@charset "UTF-8";
/* ==========================================================
   メタラーの為のカーオーディオ 2026 専用スタイル
   ========================================================== */

.mh {
  --red: #b3060c;
  --red-dark: #6e0004;
  --ink: #1a1a1a;
  --sub: #555;
  --line: #ddd;
  --panel: #f5f5f3;
  --steel: #2a2a2a;
  color: var(--ink);
  font-size: 1.5rem;
  line-height: 1.9;
  letter-spacing: .03em;
  text-align: left;
  max-width: 760px;
  margin: 0 auto;
  padding: 10px 0 40px;
}
.mh * { box-sizing: border-box; }
.mh img { max-width: 100%; height: auto; vertical-align: bottom; }
.mh p { margin: 0 0 1.1em; text-align: justify; }
.mh a { color: #0b57a4; }
.mh .center { text-align: center !important; }
.mh .em { font-weight: bold; }
.mh figure { margin: 0 0 20px; text-align: center; }
.mh figure.wide img { width: 100%; border-radius: 6px; }
.mh figcaption { font-size: 1.3rem; color: var(--sub); margin-top: 6px; }

/* ---------- ヒーロー ---------- */
.mh .mh-hero { text-align: center; margin: 10px 0 30px; }
.mh .mh-hero img { width: 480px; }
.mh .mh-sub {
  display: inline-block; text-align: center; margin: 14px 0 0; padding: 4px 16px;
  font-size: 1.7rem; font-weight: bold; letter-spacing: .08em; color: #fff; background: var(--steel);
}
.mh .mh-intro {
  text-align: center; margin: 0 0 40px; padding: 34px 16px 30px;
  background: radial-gradient(ellipse at center, #3a0a0a 0%, #111 75%); color: #ddd; border-radius: 8px;
}
.mh .mh-intro p { text-align: center; margin: 0 0 .4em; }
.mh .mh-intro .q { font-size: 1.8rem; font-weight: bold; }
.mh .mh-intro .groove {
  font-size: 5rem; font-weight: 900; line-height: 1.3; margin: 10px 0 0; letter-spacing: .12em;
  color: #fff; text-shadow: 0 0 18px rgba(255, 40, 40, .7), 3px 3px 0 var(--red-dark);
}

/* ---------- 見出し ---------- */
.mh .part-title {
  font-size: 2.6rem; font-weight: 900; text-align: center; line-height: 1.4;
  margin: 80px 0 30px; padding: 22px 12px 20px; color: #fff; letter-spacing: .06em;
  background: linear-gradient(180deg, #2c2c2c, #0d0d0d); border-bottom: 4px solid var(--red);
  scroll-margin-top: 20px;
}
.mh .part-title span { display: block; font-size: 1.5rem; font-weight: bold; color: #ff6b6b; letter-spacing: .1em; }
.mh .part-title span.sm { display: inline; font-size: 1.6rem; color: #ddd; }
.mh .part-title.twin { font-family: Georgia, "Times New Roman", serif; font-style: italic; font-size: 3.2rem; letter-spacing: .04em; }
.mh .h3 {
  font-size: 1.9rem; font-weight: bold; line-height: 1.5;
  margin: 44px 0 18px; padding: 4px 0 4px 14px; border-left: 6px solid var(--red);
}
.mh .h3 small { display: block; font-size: 1.3rem; color: var(--red); font-weight: bold; }
.mh .catch {
  font-size: 2rem; font-weight: bold; text-align: center; line-height: 1.6; margin: 36px 0 24px;
}
.mh .catch small { display: block; font-size: 1.5rem; color: var(--sub); }
.mh .catch.sm { font-size: 1.75rem; }

/* ---------- 目次 ---------- */
.mh .author {
  border: 1px dashed #bbb; border-radius: 8px; padding: 20px 22px 8px; margin: 0 0 30px; background: #fffdf8;
}
.mh .author p { text-align: center; margin-bottom: .6em; }
.mh .mh-toc { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 0 0 20px; }
.mh .mh-toc a {
  display: inline-block; padding: 6px 16px; border-radius: 999px; font-size: 1.35rem;
  background: var(--steel); color: #fff; text-decoration: none;
}
.mh .mh-toc a:hover { background: var(--red); }

/* ---------- 画像＋文 ---------- */
.mh .media { display: flex; gap: 22px; align-items: center; margin: 0 0 24px; }
.mh .media.rev { flex-direction: row-reverse; }
.mh .media figure { flex: 0 0 240px; margin: 0; }
.mh .media figure img { border-radius: 6px; }
.mh .media .txt { flex: 1 1 auto; min-width: 0; }
.mh .media .txt p:last-child { margin-bottom: 0; }

/* ---------- ポイント箱 ---------- */
.mh .point { background: var(--panel); border-top: 4px solid var(--red); border-radius: 0 0 8px 8px; padding: 22px 24px 8px; margin: 30px 0; }
.mh .point-title { font-size: 2rem; font-weight: bold; text-align: center !important; color: var(--red); line-height: 1.5; }

.mh .summary {
  display: flex; gap: 20px; align-items: center; margin: 34px 0;
  border: 2px solid var(--steel); border-radius: 10px; padding: 20px 22px;
}
.mh .summary-img { flex: 0 0 220px; }
.mh .summary-img img { border-radius: 6px; }
.mh .summary-body { flex: 1 1 auto; min-width: 0; }
.mh .summary-title { font-weight: bold; font-size: 1.7rem; margin-bottom: .4em; }
.mh .summary ul, .mh ul.want, .mh ul.dots { list-style: none; margin: 0 0 1em; padding: 0; }
.mh .summary li, .mh ul.want li {
  position: relative; padding-left: 26px; font-weight: bold; line-height: 1.6; margin-bottom: 6px;
}
.mh .summary li::before, .mh ul.want li::before {
  content: "\f00c"; font-family: "Font Awesome 5 Free"; font-weight: 900;
  position: absolute; left: 0; top: 0; color: var(--red);
}
.mh ul.want { max-width: 360px; margin: 0 auto 1.2em; }
.mh ul.dots li { position: relative; padding-left: 1em; line-height: 1.7; }
.mh ul.dots li::before { content: "・"; position: absolute; left: 0; }

/* ---------- リンク ---------- */
.mh a.link-card {
  display: block; text-align: center; margin: 10px auto 30px; max-width: 520px;
  padding: 14px 16px; border-radius: 8px; background: var(--steel); color: #fff;
  font-weight: bold; text-decoration: none; line-height: 1.5;
}
.mh a.link-card span { display: block; font-size: 1.2rem; font-weight: normal; color: #ccc; }
.mh a.link-card::after { content: " \203A"; color: #ff6b6b; }
.mh a.link-card:hover { background: var(--red); }

/* ---------- 組み合わせ ---------- */
.mh .combo { border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px 6px; margin: 0 0 22px; }
.mh .combo-name { font-size: 1.8rem; font-weight: bold; text-align: center; line-height: 1.5; margin: 0 0 12px; }
.mh .combo-name i { font-style: normal; color: var(--red); margin: 0 .3em; }
.mh .combo.special { background: #fff8f8; border-color: #e7b5b5; }

/* ---------- エンクロージャー比較 ---------- */
.mh .enc { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 10px 0 26px; }
.mh .enc-col { background: var(--panel); border-radius: 8px; padding: 16px 16px 6px; }
/* 箱の大小が分かるよう、2枚の縮尺はそろえる（大 235px : 小 135px） */
.mh .enc-col figure { display: flex; align-items: flex-end; justify-content: center; margin-bottom: 10px; aspect-ratio: 235 / 190; }
.mh .enc-col figure img { width: 100%; max-width: 235px; }
.mh .enc-col figure.small img { width: 57.4%; max-width: 135px; }
.mh .enc-name { font-weight: bold; font-size: 1.6rem; text-align: center !important; margin-bottom: .4em; }
.mh .enc-col .good, .mh .enc-col .bad { font-weight: bold; margin: 0 0 .2em; }
.mh .enc-col .good { color: #1d6e2a; }
.mh .enc-col .bad { color: var(--red); }
.mh .enc-col ul { list-style: none; margin: 0 0 .8em; padding: 0; font-size: 1.4rem; line-height: 1.7; }
.mh .enc-col li::before { content: "・"; }

/* ---------- サブウーファー ---------- */
.mh .sub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 20px 0 40px; }
.mh .sub-card { border: 1px solid var(--line); border-radius: 10px; padding: 14px 14px 4px; }
.mh .sub-card figure { height: 160px; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.mh .sub-card figure img { max-height: 160px; width: auto; }
.mh .sub-name { font-size: 1.6rem; font-weight: bold; text-align: center; line-height: 1.4; margin: 0 0 8px; }
.mh .sub-name .tag {
  display: block; width: fit-content; margin: 4px auto 0; font-size: 1.1rem; padding: 0 8px;
  background: var(--red); color: #fff; border-radius: 3px;
}
.mh .sub-card p { font-size: 1.35rem; line-height: 1.75; }

/* ---------- ツイン 煽り ---------- */
.mh .mh-shout {
  background: #fff; border: 3px solid var(--red); border-radius: 8px; padding: 22px 20px 16px; margin: 0 0 10px;
  color: var(--red); font-weight: 900; line-height: 1.35;
}
.mh .mh-shout p { margin: 0 0 .25em; text-align: left; }
.mh .mh-shout .s1 { font-size: 1.8rem; }
.mh .mh-shout .s1 span { display: inline-block; }
.mh .mh-shout .s2 { font-size: 2.6rem; }
.mh .mh-shout .s2.r { text-align: right; }
.mh .mh-shout .s3 { font-size: 3.4rem; text-align: center; margin-top: .3em; letter-spacing: .02em; }

.mh figure.graph img { border: 1px solid var(--line); }

/* ---------- 製品 ---------- */
.mh .unit { border-bottom: 1px solid var(--line); padding: 0 0 10px; margin: 0 0 28px; }
.mh .unit:last-of-type { border-bottom: 0; }
.mh .unit-name { font-size: 1.8rem; font-weight: bold; margin: 0 0 12px; }

/* ---------- お問い合わせ ---------- */
.mh .contact { text-align: center; margin: 44px 0 10px; }
.mh .contact a.btn {
  display: inline-block; min-width: 240px; margin: 6px; padding: 14px 20px; border-radius: 6px;
  background: var(--red); color: #fff; font-weight: bold; font-size: 1.6rem; text-decoration: none;
}
.mh .contact a.btn.tel { background: #444; }
.mh .contact a.btn:hover { opacity: .85; }
.mh .to-top { text-align: center !important; }

/* ---------- スマホ ---------- */
@media screen and (max-width: 667px) {
  .mh { font-size: 1.45rem; padding-left: 4px; padding-right: 4px; }
  .mh .mh-hero img { width: 86%; }
  .mh .mh-sub { font-size: 1.4rem; }
  .mh .mh-intro .groove { font-size: 3.6rem; }
  .mh .part-title { font-size: 2rem; margin-top: 60px; }
  .mh .part-title.twin { font-size: 2.6rem; }
  .mh .catch { font-size: 1.7rem; }
  .mh .catch.sm { font-size: 1.55rem; }
  .mh .center br, .mh .catch br { display: none; }
  .mh .center { text-align: left !important; }
  .mh .catch, .mh .catch.sm { text-align: center !important; }
  .mh .media, .mh .media.rev { flex-direction: column; align-items: stretch; gap: 12px; }
  .mh .media figure { flex-basis: auto; max-width: 300px; margin: 0 auto; }
  .mh .point { padding: 18px 14px 6px; }
  .mh .point-title { font-size: 1.7rem; }
  .mh .summary { flex-direction: column; align-items: stretch; padding: 16px; }
  .mh .summary-img { flex-basis: auto; }
  .mh .combo { padding: 14px 12px 4px; }
  .mh .combo-name { font-size: 1.55rem; }
  .mh .enc { grid-template-columns: 1fr 1fr; gap: 8px; }
  .mh .enc-col { padding: 12px 10px 4px; }
  .mh .enc-name { font-size: 1.35rem; }
  .mh .enc-col ul { font-size: 1.25rem; }
  .mh .sub-grid { grid-template-columns: 1fr; }
  .mh .mh-shout { padding: 16px 12px 10px; }
  .mh .mh-shout .s1 { font-size: 1.35rem; }
  .mh .mh-shout .s2 { font-size: 1.9rem; }
  .mh .mh-shout .s3 { font-size: 2.2rem; }
  .mh .contact a.btn { display: block; margin: 8px auto; max-width: 320px; }
}