@charset "UTF-8";
/* =========================================================
   株式会社DOUBLE CONNECTION コーポレートサイト
   メイン:ホワイト / サブ:瑠璃紺 / アクセント:金茶
   ========================================================= */

:root {
  --white: #ffffff;
  --off-white: #f7f8fa;
  --navy: #14284b;        /* 瑠璃紺:サブカラー */
  --navy-deep: #0d1b33;
  --navy-soft: #3a507a;
  --gold: #b08d3e;        /* 金茶:アクセント */
  --ink: #22293a;         /* 本文色 */
  --gray: #6b7280;
  --line: #dde2ea;
  --serif: "Shippori Mincho", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.inner {
  width: min(1080px, 92%);
  margin: 0 auto;
}

/* ---------- ヘッダー ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.brand-text { line-height: 1.3; }

.brand-en {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--navy);
  display: block;
}

.brand-ja {
  font-size: 10.5px;
  color: var(--gray);
  letter-spacing: 0.14em;
  display: block;
}

.gnav ul {
  display: flex;
  gap: 34px;
  align-items: center;
}

.gnav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--navy);
  padding: 6px 0;
  position: relative;
}

.gnav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.gnav a:hover::after,
.gnav a.current::after { transform: scaleX(1); }

.nav-contact {
  background: var(--navy);
  color: var(--white) !important;
  padding: 10px 26px !important;
  border-radius: 2px;
  transition: background 0.25s;
}
.nav-contact::after { display: none; }
.nav-contact:hover { background: var(--navy-soft); }

/* ハンバーガー(モバイル) */
.menu-btn {
  display: none;
  background: none;
  border: none;
  width: 44px;
  height: 44px;
  cursor: pointer;
  position: relative;
  z-index: 110;
}
.menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px auto;
  transition: 0.3s;
}
.menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- ヒーロー(トップ) ---------- */
.hero {
  position: relative;
  background:
    linear-gradient(105deg, rgba(13, 27, 51, 0.92) 42%, rgba(20, 40, 75, 0.72) 70%, rgba(20, 40, 75, 0.45)),
    linear-gradient(160deg, #1c3560, #0d1b33);
  color: var(--white);
  overflow: hidden;
}

.hero::before {
  /* DOUBLEを象徴する二本の線 */
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 55.4%, rgba(176, 141, 62, 0.55) 55.4%, rgba(176, 141, 62, 0.55) 55.7%, transparent 55.7%),
    linear-gradient(115deg, transparent 58.4%, rgba(255, 255, 255, 0.25) 58.4%, rgba(255, 255, 255, 0.25) 58.7%, transparent 58.7%);
}

.hero-inner {
  position: relative;
  padding: 130px 0 140px;
}

.hero-eyebrow {
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--gold);
  margin-bottom: 22px;
  font-weight: 500;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(30px, 4.6vw, 52px);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.08em;
  margin-bottom: 26px;
}

.hero-lead {
  font-size: 15.5px;
  line-height: 2.2;
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
}

/* ---------- 下層ページタイトル ---------- */
.page-head {
  background:
    linear-gradient(105deg, rgba(13, 27, 51, 0.94), rgba(20, 40, 75, 0.82)),
    linear-gradient(160deg, #1c3560, #0d1b33);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 71.4%, rgba(176, 141, 62, 0.5) 71.4%, rgba(176, 141, 62, 0.5) 71.7%, transparent 71.7%),
    linear-gradient(115deg, transparent 74.4%, rgba(255, 255, 255, 0.22) 74.4%, rgba(255, 255, 255, 0.22) 74.7%, transparent 74.7%);
}
.page-head-inner {
  position: relative;
  padding: 78px 0;
}
.page-head .en {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.32em;
  color: var(--gold);
  margin-bottom: 10px;
  font-weight: 500;
}
.page-head h1 {
  font-family: var(--serif);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 600;
  letter-spacing: 0.1em;
}

/* パンくず */
.breadcrumb {
  background: var(--off-white);
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--gray);
}
.breadcrumb .inner { padding: 10px 0; }
.breadcrumb a:hover { color: var(--navy); text-decoration: underline; }

/* ---------- セクション共通 ---------- */
.section { padding: 96px 0; }
.section.alt { background: var(--off-white); }

.sec-head { margin-bottom: 54px; }

.sec-head .en {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.3em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 8px;
}

.sec-head h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.1em;
  position: relative;
  padding-bottom: 18px;
}

/* 二重線モチーフ */
.sec-head h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 64px;
  height: 6px;
  border-top: 2px solid var(--gold);
  border-bottom: 1px solid var(--navy);
}

.sec-head.center { text-align: center; }
.sec-head.center h2::after { left: 50%; transform: translateX(-50%); }

.sec-lead {
  margin-top: 20px;
  color: var(--gray);
  font-size: 15px;
}

/* ---------- 事業カード(トップ) ---------- */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.biz-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--navy);
  padding: 40px 32px 36px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s, transform 0.3s;
}

.biz-card:hover {
  box-shadow: 0 14px 34px rgba(20, 40, 75, 0.12);
  transform: translateY(-4px);
}

.biz-num {
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 14px;
}

.biz-card h3 {
  font-family: var(--serif);
  font-size: 21px;
  color: var(--navy);
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.08em;
}

.biz-card p {
  font-size: 14px;
  color: var(--gray);
  flex-grow: 1;
}

.biz-more {
  margin-top: 24px;
  font-size: 13.5px;
  color: var(--navy);
  font-weight: 600;
  letter-spacing: 0.1em;
}
.biz-more::after {
  content: "→";
  margin-left: 8px;
  color: var(--gold);
  transition: margin-left 0.25s;
}
.biz-card:hover .biz-more::after { margin-left: 14px; }

/* ---------- 企業理念 ---------- */
.philosophy {
  text-align: center;
}
.philosophy .statement {
  font-family: var(--serif);
  font-size: clamp(20px, 2.6vw, 28px);
  color: var(--navy);
  letter-spacing: 0.14em;
  line-height: 2.1;
  margin-bottom: 28px;
}
.philosophy .body {
  max-width: 640px;
  margin: 0 auto;
  color: var(--gray);
  font-size: 15px;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  padding: 16px 54px;
  border-radius: 2px;
  transition: background 0.25s;
  border: 1px solid var(--navy);
}
.btn:hover { background: var(--navy-soft); }

.btn.ghost {
  background: transparent;
  color: var(--navy);
}
.btn.ghost:hover { background: var(--navy); color: var(--white); }

.btn-area { text-align: center; margin-top: 48px; }

/* ---------- 事業紹介ページ ---------- */
.biz-detail {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}
.biz-detail:last-of-type { border-bottom: none; }

.biz-detail-head .tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 4px 14px;
  margin-bottom: 16px;
}

.biz-detail-head h3 {
  font-family: var(--serif);
  font-size: 26px;
  color: var(--navy);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.6;
}

.biz-detail-body p { margin-bottom: 18px; font-size: 15px; }
.biz-detail-body p:last-child { margin-bottom: 0; }

.store-box {
  background: var(--off-white);
  border-left: 3px solid var(--navy);
  padding: 24px 28px;
  margin-top: 26px;
}
.store-box .store-label {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 8px;
}
.store-box .store-name {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}
.store-box .store-addr {
  font-size: 13.5px;
  color: var(--gray);
  margin-bottom: 14px;
}
.store-box a.store-link {
  font-size: 13.5px;
  color: var(--navy);
  font-weight: 600;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.store-box a.store-link:hover { color: var(--gold); }

.dev-list { margin-top: 22px; }
.dev-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 14.5px;
}
.dev-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 10px;
  height: 4px;
  border-top: 2px solid var(--gold);
  border-bottom: 1px solid var(--navy);
}

/* ---------- 会社概要 ---------- */
.company-table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid var(--line);
}

.company-table th,
.company-table td {
  padding: 24px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 15px;
}

.company-table th {
  width: 220px;
  color: var(--navy);
  font-weight: 600;
  background: var(--off-white);
  letter-spacing: 0.08em;
}

.company-table .note {
  font-size: 12.5px;
  color: var(--gray);
  display: block;
  margin-top: 4px;
}

.bank-list li {
  padding: 6px 0;
  font-size: 15px;
}

/* ---------- お問い合わせ ---------- */
.contact-note {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
  color: var(--gray);
  font-size: 15px;
}

.contact-tel-box {
  max-width: 560px;
  margin: 0 auto 56px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--navy);
  text-align: center;
  padding: 36px 24px;
  background: var(--white);
}
.contact-tel-box .label {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 10px;
}
.contact-tel-box .tel {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.06em;
  line-height: 1.4;
}
.contact-tel-box .tel a { color: var(--navy); }
.contact-tel-box .small {
  font-size: 12.5px;
  color: var(--gray);
  margin-top: 8px;
}

.form-embed {
  max-width: 760px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-top: 3px solid var(--navy);
  background: var(--white);
  padding: 48px 56px;
}

.form-row { margin-bottom: 30px; }

.form-label {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}

.req {
  display: inline-block;
  background: var(--gold);
  color: var(--white);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 2px 10px;
  margin-left: 10px;
  border-radius: 2px;
  vertical-align: middle;
}

.form-input {
  width: 100%;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink);
  background: var(--off-white);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 13px 16px;
  transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}

.form-input::placeholder { color: #a7adba; }

.form-input:focus {
  outline: none;
  border-color: var(--navy);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(20, 40, 75, 0.1);
}

.form-textarea {
  min-height: 180px;
  resize: vertical;
  line-height: 1.8;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  cursor: pointer;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--navy);
  cursor: pointer;
  flex-shrink: 0;
}

.form-error {
  color: #c0392b;
  font-size: 12.5px;
  margin-top: 6px;
}

.form-submit { text-align: center; margin-top: 40px; }

.form-btn {
  font-family: var(--sans);
  cursor: pointer;
  min-width: 260px;
}

.form-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

@media (max-width: 768px) {
  .form-embed { padding: 32px 20px; }
  .form-btn { width: 100%; min-width: 0; }
}

/* ---------- CTA帯 ---------- */
.cta-band {
  background:
    linear-gradient(105deg, rgba(13, 27, 51, 0.95), rgba(20, 40, 75, 0.85)),
    linear-gradient(160deg, #1c3560, #0d1b33);
  color: var(--white);
  text-align: center;
  padding: 76px 0;
}
.cta-band h2 {
  font-family: var(--serif);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 600;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
}
.cta-band p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 32px;
}
.cta-band .btn {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}
.cta-band .btn:hover {
  background: transparent;
  color: var(--white);
}

/* ---------- フッター ---------- */
.footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.82);
  padding: 64px 0 0;
  font-size: 13.5px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 48px;
}

.footer .brand-en { color: var(--white); }
.footer .brand-ja { color: rgba(255, 255, 255, 0.55); }

.footer-addr {
  margin-top: 18px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.footer-nav ul { display: flex; gap: 30px; flex-wrap: wrap; }
.footer-nav a { color: rgba(255, 255, 255, 0.82); font-size: 13.5px; }
.footer-nav a:hover { color: var(--gold); }

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  padding: 20px 0;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- フェードイン ---------- */
.fade {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade.show { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fade { opacity: 1; transform: none; transition: none; }
  .biz-card, .biz-card:hover { transform: none; transition: none; }
}

/* ---------- スマホ用固定バー ---------- */
.sp-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 95;
  height: 60px;
  box-shadow: 0 -6px 20px rgba(13, 27, 51, 0.18);
}

.sp-bar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.sp-bar-tel {
  background: var(--white);
  color: var(--navy);
  border-top: 3px solid var(--gold);
}

.sp-bar-contact {
  background: var(--navy);
  color: var(--white);
  border-top: 3px solid var(--navy);
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 900px) {
  .biz-grid { grid-template-columns: 1fr; gap: 20px; }
  .biz-detail { grid-template-columns: 1fr; gap: 24px; padding: 48px 0; }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
    line-height: 1.85;
    padding-bottom: 60px; /* 固定バーの高さ分 */
  }

  .sp-bar { display: flex; }

  /* --- ヘッダー --- */
  .header-inner { height: 62px; }
  .brand { gap: 9px; }
  .brand-mark { width: 30px; height: 30px; }
  .brand-en { font-size: 14.5px; letter-spacing: 0.06em; }
  .brand-ja { font-size: 9px; letter-spacing: 0.1em; }

  /* --- 全画面メニュー --- */
  .menu-btn { display: block; }

  .gnav {
    position: fixed;
    inset: 0;
    background:
      linear-gradient(115deg, transparent 63.4%, rgba(176, 141, 62, 0.45) 63.4%, rgba(176, 141, 62, 0.45) 63.8%, transparent 63.8%),
      linear-gradient(115deg, transparent 67.4%, rgba(255, 255, 255, 0.18) 67.4%, rgba(255, 255, 255, 0.18) 67.8%, transparent 67.8%),
      linear-gradient(160deg, #1c3560, #0d1b33);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s;
    z-index: 105;
  }
  .gnav.open { opacity: 1; visibility: visible; }

  .gnav ul {
    flex-direction: column;
    gap: 0;
    text-align: center;
    width: min(320px, 80%);
  }

  .gnav li {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }
  .gnav.open li { opacity: 1; transform: none; }
  .gnav.open li:nth-child(1) { transition-delay: 0.08s; }
  .gnav.open li:nth-child(2) { transition-delay: 0.16s; }
  .gnav.open li:nth-child(3) { transition-delay: 0.24s; }
  .gnav.open li:nth-child(4) { transition-delay: 0.32s; }

  .gnav a {
    color: var(--white);
    font-size: 17px;
    font-weight: 500;
    letter-spacing: 0.14em;
    display: block;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  }
  .gnav a::after { display: none; }

  .nav-contact {
    background: var(--gold) !important;
    border-radius: 2px;
    border-bottom: none !important;
    margin-top: 26px;
    padding: 16px 0 !important;
    font-weight: 600;
  }

  @media (prefers-reduced-motion: reduce) {
    .gnav li { opacity: 1; transform: none; transition: none; }
  }

  /* --- ヒーロー / ページタイトル --- */
  .hero-inner { padding: 72px 0 84px; }
  .hero-eyebrow { font-size: 11px; letter-spacing: 0.26em; margin-bottom: 16px; }
  .hero h1 { line-height: 1.6; }
  .hero-lead { font-size: 14px; line-height: 2.05; }

  .page-head-inner { padding: 44px 0; }
  .page-head .en { font-size: 11px; }
  .breadcrumb { font-size: 11.5px; }

  /* --- セクション共通 --- */
  .section { padding: 60px 0; }
  .sec-head { margin-bottom: 36px; }
  .sec-head .en { font-size: 11px; }
  .sec-lead { font-size: 14px; margin-top: 14px; }

  .philosophy .statement { letter-spacing: 0.1em; }
  .philosophy .body { font-size: 14px; text-align: left; }

  /* --- 事業カード / 事業詳細 --- */
  .biz-card { padding: 30px 24px 28px; }
  .biz-card h3 { font-size: 19px; }
  .biz-detail-head h3 { font-size: 22px; }
  .biz-detail-body p { font-size: 14px; }
  .store-box { padding: 20px 20px; }
  .store-box .store-name { font-size: 16.5px; }

  /* --- ボタン --- */
  .btn {
    display: block;
    width: 100%;
    max-width: 340px;
    margin: 0 auto;
    padding: 16px 20px;
    text-align: center;
  }
  .btn-area { margin-top: 36px; }
  .cta-band { padding: 56px 0; }

  /* --- 会社概要テーブル --- */
  .company-table { border-top: none; }
  .company-table tr {
    display: block;
    border: 1px solid var(--line);
    border-top: 2px solid var(--navy);
    margin-bottom: 14px;
    background: var(--white);
  }
  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    border-bottom: none;
  }
  .company-table th {
    background: var(--off-white);
    font-size: 13px;
    letter-spacing: 0.14em;
    padding: 10px 16px;
  }
  .company-table td { padding: 14px 16px 18px; font-size: 14.5px; }

  /* --- お問い合わせ --- */
  .contact-tel-box { padding: 28px 18px; }
  .contact-tel-box .tel { font-size: 29px; }
  .contact-note { font-size: 14px; text-align: left; }

  /* --- フッター --- */
  .footer { padding: 48px 0 0; }
  .footer-top {
    flex-direction: column;
    gap: 32px;
    padding-bottom: 40px;
    text-align: center;
  }
  .footer .brand-ja { margin-bottom: 4px; }
  .footer-addr { font-size: 12.5px; }
  .footer-nav ul {
    justify-content: center;
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }
  .footer-nav li { width: 50%; border-bottom: 1px solid rgba(255, 255, 255, 0.12); }
  .footer-nav li:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, 0.12); }
  .footer-nav a { display: block; padding: 15px 0; }
}

@media (max-width: 380px) {
  .brand-en { font-size: 13px; }
  .brand-ja { display: none; }
}