@charset "UTF-8";
:root {
  --font-sans: Roboto, -apple-system, BlinkMacSystemFont, Segoe UI, Arial, Helvetica, sans-serif, Noto Sans JP, Noto Sans, Hiragino Kaku Gothic ProN, Hiragino Kaku Gothic Pro, Meiryo, Yu Gothic UI, YuGothic, sans-serif;
}

html,
body {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* === Hero (brand-focused, 3 breakpoints: SP ≤768 / TB ≤1200 / PC ≥1200) === */
:root {
  --nv-hero-h-sp: 72vh;
  --nv-hero-h-tb: 76vh;
  --nv-hero-h-pc: 84vh;
}

.nv-hero {
  position: relative;
  isolation: isolate;
  min-height: var(--nv-hero-h-sp);
  color: #fff;
  display: flex;
  align-items: center; /* 子要素を縦中央に配置 */
}

.nv-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -o-object-position: 50% 50%;
     object-position: 50% 50%;
}

.nv-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.45) 0%, rgba(0, 0, 0, 0.25) 35%, rgba(0, 0, 0, 0.1) 65%, rgba(0, 0, 0, 0) 100%);
  z-index: 0;
}

.nv-hero__inner {
  position: relative;
  z-index: 1;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px clamp(16px, 4vw, 40px);
  display: grid;
  align-items: center;
  width: 100%;
}

.nv-hero__content {
  max-width: 860px;
}

.nv-hero__title {
  font-weight: 700;
  line-height: 1.2;
  font-size: clamp(33px, 6vw, 40px);
  letter-spacing: 0.02em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
  margin: 0 0 0.4em;
}

.nv-hero__lead {
  font-size: clamp(14px, 3.8vw, 18px);
  line-height: 1.8;
  opacity: 0.95;
  margin: 0 0 1.2em;
}

.nv-hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.nv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.nv-btn--primary {
  background: #111827;
  color: #fff;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
}

.nv-btn--primary:hover {
  transform: translateY(-1px);
}

/* Tablet (769–1200px) */
@media (min-width: 769px) and (max-width: 1199.98px) {
  .nv-hero {
    min-height: var(--nv-hero-h-tb);
  }
  .nv-hero__inner {
    align-items: center;
  }
  .nv-hero__title {
    font-size: clamp(34px, 3.8vw, 44px);
  }
  .nv-hero__lead {
    font-size: clamp(16px, 2vw, 20px);
  }
}
/* PC (≥1200px) */
@media (min-width: 1200px) {
  .nv-hero {
    min-height: var(--nv-hero-h-pc);
  }
  .nv-hero__inner {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    padding: 40px clamp(24px, 4vw, 48px);
  }
  .nv-hero__content {
    grid-column: 1/2;
  }
  .nv-hero__title {
    font-size: clamp(40px, 3.6vw, 56px);
  }
  .nv-hero__lead {
    font-size: clamp(18px, 1.6vw, 22px);
  }
  .nv-hero__br--pc {
    display: inline;
  }
}
@media (max-width: 1199.98px) {
  .nv-hero__br--pc {
    display: none;
  }
}
/* Tablet (769–1199px) で被写体を少し左に寄せる例 */
@media (min-width: 769px) and (max-width: 1199.98px) {
  .nv-hero__img {
    -o-object-position: 45% 50%;
       object-position: 45% 50%;
  }
}