/* ======================================================
   AURU / COMMON
   HOME・ABOUT・COMPANY・NEWS 共通の基本設定
   ※ ページ専用CSSより先に読み込む
====================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500&family=Noto+Sans+JP:wght@300;400;500&display=swap');

:root {
  --paper: #fafbf9;
  --outer: #f1f2f0;
  --ink: #303431;
  --muted: #757a75;
  --line: #dcded9;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Noto Sans JP', sans-serif;
}

/* Base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  padding: 10px;
  background: var(--outer);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover { opacity: .62; }
a:focus-visible { outline: 2px solid var(--ink); outline-offset: 5px; }
.site { min-height: calc(100svh - 20px); background: var(--paper); }

/* Shared header */
.site-header {
  height: 100px;
  padding: 0 clamp(22px, 3.5vw, 44px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
}
.brand {
  font-family: Optima, 'Palatino Linotype', Georgia, serif;
  font-weight: 400;
  letter-spacing: .12em;
  font-size: 24px;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.4vw, 34px);
}
.site-nav a { font-size: 11px; letter-spacing: .07em; }
.site-nav a[aria-current='page'] {
  text-decoration: underline;
  text-underline-offset: 7px;
}

/* Shared inner-page title */
.page-hero {
  position: relative;
  overflow: hidden;
  min-height: 390px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(60px, 7vw, 105px) clamp(28px, 8vw, 150px) 45px;
  background:
    radial-gradient(ellipse at 18% 13%, #d8e5df 0, transparent 44%),
    radial-gradient(ellipse at 85% 20%, #cad7df 0, transparent 55%),
    radial-gradient(ellipse at 70% 95%, #e3dddf 0, transparent 50%),
    #eef0ed;
}
.eyebrow {
  font-family: Arial, sans-serif;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.page-title {
  font-family: var(--serif);
  font-size: clamp(76px, 11vw, 154px);
  font-weight: 400;
  letter-spacing: -.035em;
  line-height: .95;
  margin: 35px 0 0;
}
.hero-foot {
  align-self: flex-end;
  font-size: 10px;
  letter-spacing: .1em;
  color: #59635e;
}

/* Shared inner-page layout */
.content {
  padding: clamp(75px, 9vw, 145px) clamp(28px, 8vw, 150px)
           clamp(100px, 12vw, 170px);
}
.section-head {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: Arial, sans-serif;
  font-size: 10px;
  letter-spacing: .13em;
  text-transform: uppercase;
  margin-bottom: 45px;
}
.section-head .number { color: var(--muted); }

/* Shared footer */
.site-footer {
  padding: 30px clamp(28px, 8vw, 150px);
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10px;
  letter-spacing: .08em;
}

/* Mobile */
@media (max-width: 700px) {
  body { padding: 6px; }
  .site-header { min-height: 78px; height: auto; padding: 20px 18px; gap: 18px; }
  .brand { font-size: 20px; }
  .site-nav { gap: 13px; flex-wrap: wrap; justify-content: flex-end; }
  .site-nav a { font-size: 10px; }
  .page-hero { min-height: 300px; padding: 63px 24px 32px; }
  .page-title { font-size: clamp(66px, 17vw, 100px); }
  .content { padding: 78px 24px 105px; }
  .site-footer { padding: 28px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}