/* ============================================================
   大隅メディアラボ トップページ スタイルシート
   ファイル名: style.css
   対象: index.html (大隅メディアラボ トップページ)
============================================================ */

/* ============================================================
   CSS Variables — 未来志向・明るいカラーパレット
============================================================ */
:root {
  /* メインカラー：空と海をイメージした明るいティール〜スカイブルー */
  --sky:        #0EA5E9;   /* 空色ブルー */
  --sky-light:  #38BDF8;   /* 明るいスカイ */
  --sky-dark:   #0369A1;   /* 深いオーシャン */
  --teal:       #0D9488;   /* ティールグリーン */
  --teal-light: #2DD4BF;   /* 明るいティール */

  /* アクセント：活力ある黄金色＆珊瑚色 */
  --gold:       #F59E0B;   /* 黄金（歴史・史跡） */
  --gold-light: #FCD34D;   /* 明るい金 */
  --coral:      #F97316;   /* 珊瑚色（観光） */

  /* 背景 */
  --bg:         #F0F9FF;   /* 極薄スカイブルー */
  --bg-white:   #FFFFFF;
  --bg-section: #E0F2FE;   /* 薄いスカイ */

  /* テキスト */
  --ink:        #0C2340;   /* 濃紺テキスト */
  --ink-mid:    #334E68;
  --ink-light:  #627D98;
  --rule:       #BAE6FD;

  /* フォント */
  --serif:  'Noto Serif JP', Georgia, serif;
  --sans:   'Noto Sans JP', sans-serif;
  --display:'Outfit', 'Noto Sans JP', sans-serif;

  --max-w: 1140px;
  --pad: clamp(20px, 5vw, 60px);
  --tr: 0.3s ease;
}

/* ============================================================
   Reset & Base
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 17px; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--pad); }

/* ============================================================
   Animations
============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.6); opacity: 0; }
}
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ============================================================
   Header
============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--rule);
  transition: box-shadow var(--tr);
}
.site-header.scrolled { box-shadow: 0 2px 20px rgba(14,165,233,0.12); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  gap: 20px;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--sky), var(--teal));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(14,165,233,0.3);
}
.logo-text-wrap { display: flex; flex-direction: column; line-height: 1.2; }
.logo-main {
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.03em;
}
.logo-sub {
  font-size: 0.6rem;
  font-weight: 300;
  color: var(--sky);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.header-nav { display: flex; align-items: center; gap: 28px; }
.header-nav a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--ink-mid);
  letter-spacing: 0.06em;
  transition: color var(--tr);
}
.header-nav a:hover { color: var(--sky); }

.btn-nav {
  display: inline-block;
  padding: 9px 22px;
  background: linear-gradient(135deg, var(--sky), var(--teal));
  color: #fff !important;
  font-size: 0.8rem !important;
  font-weight: 700 !important;
  border-radius: 30px;
  box-shadow: 0 4px 14px rgba(14,165,233,0.35);
  transition: transform var(--tr), box-shadow var(--tr) !important;
}
.btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(14,165,233,0.45) !important;
}

/* ============================================================
   Hero
============================================================ */
.hero {
  min-height: 100vh;
  padding-top: 66px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #E0F7FF 0%, #F0F9FF 40%, #E6FAF7 100%);
}

/* 背景の光の玉 */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}
.hero-blob-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(14,165,233,0.18), transparent 70%);
  top: -100px; right: -80px;
}
.hero-blob-2 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(13,148,136,0.14), transparent 70%);
  bottom: 0; left: 10%;
}
.hero-blob-3 {
  width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(245,158,11,0.12), transparent 70%);
  top: 30%; right: 15%;
}

/* グリッドライン装飾 */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(14,165,233,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,165,233,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  width: 100%;
}

.hero-content { animation: fadeUp 0.9s ease 0.1s both; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(14,165,233,0.1), rgba(13,148,136,0.1));
  border: 1px solid rgba(14,165,233,0.25);
  border-radius: 30px;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--sky-dark);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}
.hero-badge-dot {
  width: 7px; height: 7px;
  background: var(--sky);
  border-radius: 50%;
  position: relative;
}
.hero-badge-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--sky);
  animation: pulse-ring 1.8s ease infinite;
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
  letter-spacing: 0.02em;
  margin-bottom: 1.4rem;
}
.hero-title .accent {
  background: linear-gradient(135deg, var(--sky), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 0.97rem;
  color: var(--ink-mid);
  line-height: 1.95;
  margin-bottom: 2.2rem;
  max-width: 460px;
}

.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 2.5rem; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--sky), var(--teal));
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  border-radius: 50px;
  box-shadow: 0 6px 24px rgba(14,165,233,0.4);
  transition: transform var(--tr), box-shadow var(--tr);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(14,165,233,0.5);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border: 1.5px solid var(--sky);
  color: var(--sky-dark);
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: 50px;
  transition: background var(--tr), color var(--tr);
}
.btn-outline:hover {
  background: var(--sky);
  color: #fff;
}

/* ヒーロー右側：フローティングカード群 */
.hero-visual {
  position: relative;
  height: 480px;
  animation: fadeUp 0.9s ease 0.3s both;
}

.float-card {
  position: absolute;
  background: var(--bg-white);
  border-radius: 16px;
  padding: 20px 22px;
  box-shadow: 0 8px 32px rgba(14,165,233,0.12);
  border: 1px solid rgba(14,165,233,0.1);
}
.float-card-main {
  top: 40px; left: 0; right: 0;
  text-align: center;
  padding: 32px 28px;
  animation: float 5s ease-in-out infinite;
}
.float-card-main .card-emoji { font-size: 3.5rem; margin-bottom: 12px; }
.float-card-main .card-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.float-card-main .card-desc {
  font-size: 0.82rem;
  color: var(--ink-light);
  line-height: 1.7;
}

.float-card-sm {
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.float-card-sm .sm-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.float-card-sm .sm-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink);
}
.float-card-sm .sm-value {
  font-size: 0.72rem;
  color: var(--ink-light);
}

.float-a {
  bottom: 60px; left: -20px;
  animation: float 6s ease-in-out 1s infinite;
}
.float-b {
  bottom: 40px; right: -10px;
  animation: float 7s ease-in-out 0.5s infinite;
}
.float-c {
  top: 0; right: 20px;
  animation: float 5.5s ease-in-out 1.5s infinite;
}

/* 3つの柱タグ */
.hero-pillars {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.pillar-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 600;
}
.pillar-fm   { background: rgba(14,165,233,0.1);  color: var(--sky-dark); }
.pillar-hist { background: rgba(245,158,11,0.1);  color: #92400E; }
.pillar-tour { background: rgba(13,148,136,0.1);  color: var(--teal); }

/* ============================================================
   共通 Section スタイル
============================================================ */
section { padding-block: clamp(70px, 10vw, 120px); }

.section-eyebrow {
  font-family: var(--display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 0.8rem;
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.35;
  margin-bottom: 1rem;
}
.section-lead {
  font-size: 0.95rem;
  color: var(--ink-mid);
  line-height: 1.95;
  max-width: 560px;
  margin-bottom: 3rem;
}

/* ============================================================
   3本の柱セクション
============================================================ */
.pillars { background: var(--bg-white); }

.pillars-header { text-align: center; margin-bottom: 3.5rem; }
.pillars-header .section-lead { margin-inline: auto; }

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* 2列グリッド（FM + FROM70） */
.pillars-grid-2col {
  grid-template-columns: repeat(2, 1fr);
  margin-bottom: 24px;
}

/* 全幅カード（フリーペーパー） */
.pillar-card-wide {
  margin-top: 0; /* pillars-grid-2colのmargin-bottomで調整済み */
}

.pillar-card-wide-inner {
  display: flex;
  align-items: flex-start;
  gap: 28px;
}

.pillar-card-wide .pillar-card-icon {
  font-size: 3rem;
  flex-shrink: 0;
  margin-bottom: 0;
}

.pillar-card-sub {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--ink-light);
  display: block;
  margin-top: 4px;
}

.pillar-card {
  border-radius: 20px;
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: transform var(--tr), box-shadow var(--tr);
}
.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.1);
}

.pillar-card-fm {
  background: linear-gradient(145deg, #E0F7FF, #F0FDFE);
  border: 1px solid rgba(14,165,233,0.2);
}
.pillar-card-hist {
  background: linear-gradient(145deg, #FFFBEB, #FEF3C7);
  border: 1px solid rgba(245,158,11,0.2);
}
.pillar-card-tour {
  background: linear-gradient(145deg, #F0FDF4, #CCFBF1);
  border: 1px solid rgba(13,148,136,0.2);
}

/* 右上の大きな装飾文字 */
.pillar-card::before {
  content: attr(data-num);
  position: absolute;
  top: -10px; right: 16px;
  font-family: var(--display);
  font-size: 5rem;
  font-weight: 800;
  opacity: 0.06;
  color: var(--ink);
  line-height: 1;
  pointer-events: none;
}

.pillar-card-icon {
  font-size: 2.8rem;
  margin-bottom: 16px;
}
.pillar-card-label {
  font-family: var(--display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.label-fm   { color: var(--sky-dark); }
.label-hist { color: #92400E; }
.label-tour { color: var(--teal); }

.pillar-card-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
  line-height: 1.4;
}
.pillar-card-desc {
  font-size: 0.87rem;
  color: var(--ink-mid);
  line-height: 1.8;
}

/* ============================================================
   メディアセンター誘導セクション
============================================================ */
.mediacenter {
  background: linear-gradient(160deg, #0369A1 0%, #0D9488 100%);
  position: relative;
  overflow: hidden;
}
.mediacenter::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
}
.mediacenter::after {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 60%);
  pointer-events: none;
}

.mediacenter-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  margin-inline: auto;
}

.mediacenter .section-eyebrow { color: var(--teal-light); }
.mediacenter .section-title   { color: #fff; }
.mediacenter .section-lead    { color: rgba(255,255,255,0.72); margin-inline: auto; }

.center-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 3rem;
}
.center-feature {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  padding: 22px 16px;
  transition: background var(--tr), transform var(--tr);
}
.center-feature:hover {
  background: rgba(255,255,255,0.16);
  transform: translateY(-4px);
}
.center-feature-icon { font-size: 2rem; margin-bottom: 10px; }
.center-feature-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.center-feature-desc {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.65;
}

.btn-center-main {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 48px;
  background: #fff;
  color: var(--sky-dark);
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  transition: transform var(--tr), box-shadow var(--tr);
}
.btn-center-main:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 40px rgba(0,0,0,0.28);
}
.btn-arrow {
  display: inline-block;
  transition: transform var(--tr);
}
.btn-center-main:hover .btn-arrow { transform: translateX(5px); }

/* ============================================================
   プロフィールセクション
============================================================ */
.profile { background: var(--bg); }

.profile-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}

.profile-card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--rule);
  box-shadow: 0 4px 20px rgba(14,165,233,0.08);
  position: sticky;
  top: 86px;
}
.profile-avatar {
  width: 100px; height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-section), var(--rule));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  margin: 0 auto 16px;
  border: 3px solid var(--rule);
}
.profile-role {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 6px;
}
.profile-name {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.profile-name-en {
  font-size: 0.78rem;
  color: var(--ink-light);
  margin-bottom: 16px;
}
.profile-divider {
  height: 1px;
  background: var(--rule);
  margin-bottom: 16px;
}
.profile-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.profile-tag {
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--bg-section);
  color: var(--sky-dark);
  font-weight: 500;
}

.profile-body-wrap { padding-top: 8px; }
.profile-body {
  font-size: 0.95rem;
  color: var(--ink-mid);
  line-height: 1.95;
  margin-bottom: 2rem;
  padding-left: 1.2rem;
  border-left: 3px solid var(--sky-light);
}

.profile-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.profile-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--bg-white);
  border-radius: 12px;
  padding: 16px 18px;
  border: 1px solid var(--rule);
}
.profile-item-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.profile-item-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.profile-item-desc {
  font-size: 0.82rem;
  color: var(--ink-light);
  line-height: 1.7;
}

/* ============================================================
   お問い合わせセクション
============================================================ */
/* ============================================================
   お問い合わせセクション（3窓口カード型）
============================================================ */
.contact {
  background: linear-gradient(160deg, #F0F9FF 0%, #E6FAF7 100%);
  border-top: 1px solid var(--rule);
}

.contact-inner {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}
.contact-inner .section-lead { margin-inline: auto; }

/* カード外枠 */
.contact-card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 36px 40px 28px;
  border: 1px solid var(--rule);
  box-shadow: 0 8px 32px rgba(14,165,233,0.1);
  margin-top: 2rem;
  text-align: left;
}

/* ── 各窓口ブロック ── */
.contact-block {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
}

.contact-block-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  width: 48px;
  text-align: center;
}

.contact-block-body {
  flex: 1;
  min-width: 0;
}

.contact-block-label {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 3px;
  line-height: 1.4;
}

.contact-block-desc {
  font-size: 0.85rem;
  color: var(--ink-light);
  line-height: 1.5;
  margin: 0;
}

/* ── 区切り線 ── */
.contact-divider {
  border: none;
  border-top: 1px dashed var(--rule);
  margin: 0;
}

/* ── 送信先別ボタン ── */
.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: 50px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform var(--tr), box-shadow var(--tr);
  text-decoration: none;
}
.btn-contact:hover {
  transform: translateY(-2px);
}
.btn-arrow {
  display: inline-block;
  transition: transform var(--tr);
}
.btn-contact:hover .btn-arrow { transform: translateX(4px); }

/* ラボ用（スカイブルー） */
.btn-contact--lab {
  background: linear-gradient(135deg, var(--sky), var(--teal));
  color: #fff;
  box-shadow: 0 4px 14px rgba(14,165,233,0.3);
}
.btn-contact--lab:hover {
  box-shadow: 0 8px 22px rgba(14,165,233,0.45);
  color: #fff;
  opacity: 1;
}

/* センター用（インク） */
.btn-contact--center {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 4px 14px rgba(12,35,64,0.2);
}
.btn-contact--center:hover {
  box-shadow: 0 8px 22px rgba(12,35,64,0.3);
  color: #fff;
  opacity: 1;
}

/* FROM70用（ティール） */
.btn-contact--from70 {
  background: linear-gradient(135deg, var(--teal), #0a7a70);
  color: #fff;
  box-shadow: 0 4px 14px rgba(13,148,136,0.3);
}
.btn-contact--from70:hover {
  box-shadow: 0 8px 22px rgba(13,148,136,0.45);
  color: #fff;
  opacity: 1;
}

/* 注意書き */
.contact-note {
  font-size: 0.82rem;
  color: var(--ink-light);
  line-height: 1.85;
  margin: 24px 0 0;
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

/* ============================================================
   Footer
============================================================ */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.45);
  padding-block: 36px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}
.footer-center-link {
  font-size: 0.8rem;
  color: var(--sky-light);
  border-bottom: 1px solid rgba(56,189,248,0.3);
  padding-bottom: 1px;
  transition: border-color var(--tr);
}
.footer-center-link:hover { border-color: var(--sky-light); }
.footer-copy { font-size: 0.72rem; }

/* ============================================================
   Responsive
============================================================ */
@media (max-width: 960px) {
  .hero-layout         { grid-template-columns: 1fr; }
  .hero-visual         { display: none; }
  .pillars-grid        { grid-template-columns: 1fr; }
  .pillars-grid-2col   { grid-template-columns: 1fr; } /* タブレット以下は1列 */
  .pillar-card-wide-inner { flex-direction: column; gap: 16px; } /* 全幅カードも縦並び */
  .center-features     { grid-template-columns: repeat(2, 1fr); }
  .profile-layout      { grid-template-columns: 1fr; }
  .profile-card        { position: static; }
  .header-nav          { display: none; }
}
@media (max-width: 600px) {
  .hero-cta            { flex-direction: column; }
  .center-features     { grid-template-columns: 1fr; }
  .contact-card        { padding: 24px 16px 20px; }
  .contact-block       { flex-wrap: wrap; }
  .contact-block-body  { flex: 1 0 60%; }
  .btn-contact         { width: 100%; justify-content: center; margin-top: 8px; }
  .footer-inner        { flex-direction: column; text-align: center; }
}