/* 2026 リニューアル トップページ */
:root {
  --navy: #143d6b;
  --navy-deep: #0d2a4b;
  --sky: #00c2ff;
  --sky-ink: #0077b3;
  --estate: #b7791f;
  --ink: #1d2733;
  --muted: #5d6b7a;
  --line: #dfe6ee;
  --bg: #ffffff;
  --bg-soft: #f3f7fb;
  --radius: 14px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.rn {
  margin: 0;
  font-family: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  -webkit-text-size-adjust: 100%;
}
.rn img { max-width: 100%; height: auto; display: block; }
.rn a { color: inherit; }
.rn-wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.rn .sp { display: none; }
@media (max-width: 700px) { .rn .sp { display: inline; } .rn .pc { display: none; } }

/* ボタン */
.rn-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 28px; border-radius: 999px;
  background: var(--sky); color: var(--navy-deep) !important; font-weight: 700;
  text-decoration: none; letter-spacing: .04em;
  transition: transform .15s, background .15s;
}
.rn-btn:hover { transform: translateY(-1px); background: #33cfff; }
.rn-btn--ghost { background: transparent; color: #fff !important; border: 1.5px solid rgba(255,255,255,.8); }
.rn-btn--ghost:hover { background: rgba(255,255,255,.12); }
.rn-btn--small { min-height: 40px; padding: 0 20px; font-size: 14px; }
.rn-btn--big { min-height: 64px; padding: 0 48px; font-size: 18px; }
.rn-btn--youtube { background: var(--navy); color: #fff !important; }
.rn-btn--youtube::before { content: "▶"; font-size: 12px; margin-right: 10px; color: var(--sky); }
.rn-btn--youtube:hover { background: var(--navy-deep); }
.rn-more { color: var(--sky-ink); font-weight: 700; text-decoration: none; }
.rn-more::after { content: " →"; }

/* 見出し */
.rn-h2 { font-size: clamp(24px, 3.6vw, 36px); font-weight: 900; line-height: 1.4; margin: 0 0 12px; text-align: center; color: var(--navy); letter-spacing: .03em; }
.rn-h2--white { color: #fff; }
.rn-sub { text-align: center; color: var(--muted); margin: 0 0 40px; }
.rn-eyebrow { color: var(--sky); font-weight: 700; letter-spacing: .12em; margin: 0 0 8px; font-size: 15px; }
.rn-eyebrow--dark { color: var(--sky-ink); letter-spacing: .04em; }
.rn-center { text-align: center; }

/* ヘッダー */
.rn-header {
  position: absolute; inset: 0 0 auto 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px clamp(16px, 4vw, 40px); color: #fff;
}
.rn-brand { display: flex; flex-direction: column; text-decoration: none; line-height: 1.2; }
.rn-brand__name { font-weight: 900; font-size: 20px; letter-spacing: .04em; }
.rn-brand__co { font-size: 12px; opacity: .85; }
.rn-nav { display: flex; align-items: center; gap: 24px; font-size: 14px; font-weight: 500; }
.rn-nav a { text-decoration: none; }
.rn-nav a:not(.rn-btn):hover { color: var(--sky); }
.rn-menu__toggle, .rn-menu__btn { display: none; }
@media (max-width: 900px) {
  .rn-menu__btn { display: block; width: 44px; height: 44px; position: relative; cursor: pointer; z-index: 12; }
  .rn-menu__btn span, .rn-menu__btn::before, .rn-menu__btn::after {
    content: ""; position: absolute; left: 10px; right: 10px; height: 2px; background: #fff; transition: .2s;
  }
  .rn-menu__btn span { top: 21px; } .rn-menu__btn::before { top: 13px; } .rn-menu__btn::after { top: 29px; }
  .rn-nav {
    position: fixed; inset: 0; background: var(--navy-deep); flex-direction: column; justify-content: center;
    gap: 28px; font-size: 18px; opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 11;
  }
  .rn-menu__toggle:checked ~ .rn-nav { opacity: 1; pointer-events: auto; }
  .rn-menu__toggle:checked + .rn-menu__btn span { opacity: 0; }
  .rn-menu__toggle:checked + .rn-menu__btn::before { top: 21px; transform: rotate(45deg); }
  .rn-menu__toggle:checked + .rn-menu__btn::after { top: 21px; transform: rotate(-45deg); }
}

/* 1. 冒頭 */
.rn-hero { position: relative; min-height: min(92vh, 860px); display: flex; align-items: center; overflow: hidden; background: var(--navy-deep); }
.rn-hero picture, .rn-hero__img { position: absolute; inset: 0; width: 100%; height: 100%; }
.rn .rn-hero__img { object-fit: cover; height: 100%; }
.rn-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,42,75,.78) 0%, rgba(13,42,75,.35) 45%, rgba(13,42,75,0) 70%); }
.rn-hero__text { position: relative; z-index: 1; color: #fff; padding: 120px clamp(16px, 6vw, 96px) 64px; max-width: 640px; }
.rn-hero h1 { font-size: clamp(36px, 6vw, 68px); font-weight: 900; line-height: 1.25; margin: 0 0 20px; letter-spacing: .04em; text-shadow: 0 2px 16px rgba(0,0,0,.25); }
.rn-hero__lead { font-size: clamp(16px, 1.8vw, 19px); margin: 0 0 32px; }
.rn-hero__btns { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 700px) {
  .rn-hero { min-height: min(100svh, 760px); align-items: flex-start; }
  .rn-hero::after { background: linear-gradient(180deg, rgba(13,42,75,.72) 0%, rgba(13,42,75,.35) 38%, rgba(13,42,75,0) 58%); }
  .rn-hero__text { padding-top: 96px; }
}

/* 2. シミュレーター */
.rn-sim { padding: 96px 0; }
.rn-sim__logo { width: min(320px, 70%); margin: 0 auto 28px; }
.rn-tiles { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rn-tiles li { display: flex; flex-direction: column; gap: 4px; }
.rn-tiles img { aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius); margin-bottom: 10px; }
.rn-tiles b { font-size: 18px; color: var(--navy); }
.rn-tiles span { color: var(--muted); font-size: 14px; }
@media (max-width: 900px) { .rn-tiles { grid-template-columns: repeat(2, 1fr); } }

/* 3. サービス */
.rn-service { padding: 96px 0; background: var(--bg-soft); }
.rn-service .rn-h2 { margin-bottom: 40px; }
.rn-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.rn-card { display: flex; flex-direction: column; background: #fff; border-radius: var(--radius); overflow: hidden; text-decoration: none; box-shadow: 0 1px 2px rgba(20,61,107,.08); transition: transform .15s, box-shadow .15s; }
.rn-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(20,61,107,.12); }
.rn-card img { aspect-ratio: 16 / 9; object-fit: cover; }
.rn-card__body { padding: 20px 24px 24px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.rn-card h3 { margin: 0; font-size: 20px; color: var(--navy); }
.rn-card p { margin: 0 0 8px; color: var(--muted); font-size: 15px; flex: 1; }
.rn-tag { align-self: flex-start; font-size: 12px; font-weight: 700; padding: 2px 10px; border-radius: 999px; background: #e0f7ff; color: var(--sky-ink); }
.rn-tag--estate { background: #fbf0dc; color: var(--estate); }
.rn-note { text-align: center; margin: 28px 0 0; font-size: 14px; }
.rn-note a { color: var(--muted); }
@media (max-width: 700px) { .rn-cards { grid-template-columns: 1fr; } }

/* 4. 口コミ */
.rn-voice { padding: 88px 0; }
.rn-rating { display: flex; flex-direction: column; align-items: center; text-decoration: none; margin-bottom: 40px; }
.rn-rating__num { font-size: 64px; font-weight: 900; color: var(--navy); line-height: 1; }
.rn-rating__stars { color: #f5b301; font-size: 26px; letter-spacing: 4px; margin: 6px 0; }
.rn-rating__src { color: var(--muted); font-size: 14px; text-decoration: underline; }
.rn-quotes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rn-quotes li { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; display: flex; flex-direction: column; justify-content: space-between; }
.rn-quotes p { margin: 0 0 16px; font-size: 16px; font-weight: 500; }
.rn-quotes p::before { content: "“"; color: var(--sky); font-size: 32px; line-height: 0; vertical-align: -12px; margin-right: 4px; }
.rn-quotes span { color: var(--muted); font-size: 13px; }
@media (max-width: 900px) { .rn-quotes { grid-template-columns: 1fr; } }

/* 5. 人 */
.rn-person { padding: 88px 0; background: var(--bg-soft); }
.rn-person__inner { display: flex; align-items: center; gap: 48px; justify-content: center; }
.rn-person__photo { width: 240px; height: 240px; border-radius: 50%; object-fit: cover; border: 6px solid #fff; box-shadow: 0 6px 24px rgba(20,61,107,.12); flex-shrink: 0; }
.rn-person__name { font-size: 32px; margin: 0; color: var(--navy); font-weight: 900; }
.rn-person__role { color: var(--muted); margin: 4px 0 20px; font-size: 14px; }
.rn-stats { display: flex; gap: 40px; margin: 0 0 24px; }
.rn-stats dt { font-size: 13px; color: var(--muted); }
.rn-stats dd { margin: 0; font-size: 44px; font-weight: 900; color: var(--navy); line-height: 1.1; }
.rn-stats small { font-size: 16px; margin-left: 2px; }
@media (max-width: 700px) { .rn-person__inner { flex-direction: column; text-align: center; gap: 24px; } .rn-stats { justify-content: center; } .rn-person__photo { width: 180px; height: 180px; } }

/* 6. マガジン */
.rn-mag { padding: 88px 0; }
.rn-mag .rn-h2 { margin-bottom: 32px; }
.rn-mag__list { list-style: none; margin: 0 0 28px; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rn-mag__list a { display: flex; flex-direction: column; gap: 6px; text-decoration: none; }
.rn-mag__list img { aspect-ratio: 16 / 10; object-fit: cover; border-radius: var(--radius); }
.rn-mag__list time { color: var(--muted); font-size: 13px; }
.rn-mag__list span { font-weight: 700; line-height: 1.5; }
@media (max-width: 900px) { .rn-mag__list { grid-template-columns: 1fr; } }

/* 7. お問い合わせ */
.rn-contact { padding: 88px 0; background: var(--navy); text-align: center; color: #fff; }
.rn-contact .rn-h2 { margin-bottom: 32px; }
.rn-contact__tel { margin: 24px 0 0; font-size: 15px; opacity: .9; }
.rn-contact__tel a { color: #fff; font-weight: 700; font-size: 20px; margin: 0 8px; text-decoration: none; }
.rn-contact__tel span { font-size: 13px; }

/* フッター */
.rn-footer { background: var(--navy-deep); color: rgba(255,255,255,.85); font-size: 13px; padding: 48px 0 24px; }
.rn-footer__inner { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.rn-footer__name { font-size: 16px; font-weight: 700; color: #fff; margin: 0 0 8px; }
.rn-footer p { margin: 0; }
.rn-footer__nav { display: grid; grid-template-columns: repeat(2, auto); gap: 8px 32px; align-content: start; }
.rn-footer__nav a { text-decoration: none; }
.rn-footer__nav a:hover { color: var(--sky); }
.rn-copy { text-align: center; margin-top: 32px !important; opacity: .6; font-size: 12px; }
.rn .nw { white-space: nowrap; display: inline-block; }