/* ══════════════════════════════
   渡辺正子 公式サイト 共通スタイル
   ══════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;600;700&family=Noto+Sans+JP:wght@300;400;500&family=Cormorant+Garamond:ital,wght@0,300;1,300;1,400&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; }

:root {
  --green-dark:  #58514d;
  --brown-bg:    #8f5e41;
  --green:       #7a5830;
  --green-mid:   #b09050;
  --green-lt:    #dcc8a8;
  --green-bg:    #f0e8dc;
  --green-pale:  #f7f2eb;
  --white:       #ffffff;
  --ink:         #2a2a2a;
  --ink-mid:     #555555;
  --ink-lt:      #888888;
  --border:      #e2d0ba;
  --nav-h:       60px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--white);
  color: var(--ink);
  overflow-x: hidden;
  line-height: 1.7;
}

/* ── NAV ── */
nav.global-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(255,255,255,0.80);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--green-lt);
  box-shadow: 0 2px 18px rgba(46,38,32,0.06);
  transition: background .3s, box-shadow .3s;
}
nav.global-nav.scrolled { background: rgba(255,255,255,0.96); box-shadow: 0 2px 22px rgba(46,38,32,0.10); }
.nav-inner {
  max-width: 1080px; margin: 0 auto;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
}
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-links li a.nav-cta {
  background: var(--brown-bg); color: var(--white);
  padding: 0 18px; font-family: 'Shippori Mincho', serif;
  font-size: 12px; font-weight: 600; letter-spacing: .08em; text-decoration: none;
  border-bottom: none; transition: all .25s; white-space: nowrap;
}
.nav-links li a.nav-cta:hover { background: var(--green-mid); color: var(--green-dark); }
.nav-logo { text-decoration: none; display: flex; flex-direction: column; justify-content: center; gap: 2px; }
.nav-logo-school { font-family: 'Shippori Mincho', serif; font-size: 9px; font-weight: 500; letter-spacing: 0.14em; color: var(--green-mid); line-height: 1.4; }
.nav-logo-jp { font-family: 'Shippori Mincho', serif; font-size: 15px; font-weight: 600; letter-spacing: 0.16em; color: var(--green-dark); line-height: 1.45; }
.nav-logo-en { font-family: 'Cormorant Garamond', serif; font-size: 10px; font-style: italic; letter-spacing: 0.18em; color: var(--green-mid); }
.nav-links { display: flex; list-style: none; }
.nav-links li a {
  display: block; padding: 0 12px; height: var(--nav-h); line-height: var(--nav-h);
  font-size: 12px; letter-spacing: 0.08em; color: var(--ink-mid); text-decoration: none;
  position: relative; transition: color .2s;
  white-space: nowrap;
}
.nav-links li a:not(.nav-cta)::after {
  content: ''; position: absolute; left: 12px; right: 12px; bottom: 16px; height: 1.5px;
  background: var(--green); transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.nav-links li a:not(.nav-cta):hover,
.nav-links li a:not(.nav-cta).active { color: var(--green-dark); }
.nav-links li a:not(.nav-cta):hover::after,
.nav-links li a:not(.nav-cta).active::after { transform: scaleX(1); }
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px; background: none; border: none;
}
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--green-dark); border-radius: 2px; transition: all .3s; }

/* ── PAGE HERO (各ページ上部の帯) ── */
.page-hero {
  margin-top: var(--nav-h);
  height: 180px;
  position: relative;
  overflow: hidden;
  display: flex; align-items: flex-end;
}
.page-hero-img {
  position: absolute; inset: 0;
  background-size: cover; background-position: center 30%;
}
.page-hero-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(46,38,32,0.55) 0%, rgba(46,38,32,0.2) 60%, transparent 100%);
}
.page-hero-content {
  position: relative; z-index: 1;
  padding: 0 40px 28px;
}
.page-hero-en {
  font-family: 'Cormorant Garamond', serif; font-size: 13px; font-style: italic;
  letter-spacing: .35em; color: rgba(255,255,255,0.8); display: block; margin-bottom: 4px;
}
.page-hero-title {
  font-family: 'Shippori Mincho', serif; font-size: 28px; font-weight: 700;
  letter-spacing: .25em; color: var(--white);
}
/* パンくずリスト */
.breadcrumb {
  background: var(--green-pale); border-bottom: 1px solid var(--border);
  padding: 8px 0; font-size: 12px; color: var(--ink-lt);
}
.breadcrumb .container { display: flex; gap: 8px; align-items: center; }
.breadcrumb a { color: var(--green-dark); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { color: var(--ink-lt); }

/* ── SECTION COMMON ── */
.section { padding: 64px 0; }
.container { max-width: 1000px; margin: 0 auto; padding: 0 28px; }
.sec-header { text-align: center; margin-bottom: 40px; }
.sec-label {
  font-family: 'Cormorant Garamond', serif; font-size: 13px; font-style: italic;
  letter-spacing: .35em; color: var(--green-mid); display: block; margin-bottom: 6px;
}
.sec-title {
  font-family: 'Shippori Mincho', serif; font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 600; letter-spacing: .2em; color: var(--green-dark);
  padding-bottom: 12px; border-bottom: 2px solid var(--green-lt); display: inline-block;
}
.sec-title-left {
  font-family: 'Shippori Mincho', serif; font-size: 20px; font-weight: 600;
  letter-spacing: .15em; color: var(--green-dark);
  border-left: 4px solid var(--green); padding-left: 14px; margin-bottom: 24px;
}

/* ── FOOTER ── */
footer.global-footer { background: var(--brown-bg); border-top: 1px solid rgba(255,255,255,0.1); color: rgba(255,255,255,0.55); padding: 40px 0 24px; }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,0.12); margin-bottom: 20px; }
.footer-logo-school { font-family: 'Shippori Mincho', serif; font-size: 11px; font-weight: 500; letter-spacing: .16em; color: var(--green-lt); display: block; margin-bottom: 2px; }
.footer-logo-jp { font-family: 'Shippori Mincho', serif; font-size: 15px; font-weight: 600; letter-spacing: .18em; color: var(--white); }
.footer-logo-en { font-family: 'Cormorant Garamond', serif; font-size: 11px; font-style: italic; letter-spacing: .18em; color: var(--green-lt); display: block; margin-top: 3px; }
.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; justify-content: flex-end; }
.footer-nav a { font-size: 11px; letter-spacing: .1em; color: rgba(255,255,255,0.55); text-decoration: none; transition: color .2s; }
.footer-nav a:hover { color: var(--green-lt); }
.footer-copy { text-align: center; font-size: 10px; letter-spacing: .1em; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 32px; font-family: 'Shippori Mincho', serif;
  font-size: 13px; letter-spacing: .18em; text-decoration: none;
  border: 1px solid var(--green-dark); color: var(--green-dark);
  transition: all .25s; background: transparent;
}
.btn:hover { background: var(--brown-bg); color: var(--white); }
.btn-white {
  border-color: rgba(255,255,255,0.6); color: var(--white);
}
.btn-white:hover { background: rgba(255,255,255,0.15); border-color: var(--white); }

/* ── 統一CTA（全ページ共通・フッター直前） ── */
.unified-cta { background: var(--brown-bg); padding: 52px 0; position: relative; overflow: hidden; }
.unified-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  align-items: center;
  max-width: 820px; margin: 0 auto; padding: 0 28px;
}
.ucta-col { text-align: center; padding: 0 24px; }
.ucta-div { background: rgba(255,255,255,0.15); height: 56px; }
.ucta-label { font-family: 'Cormorant Garamond', serif; font-size: 11px; font-style: italic; letter-spacing: .3em; color: var(--green-lt); display: block; margin-bottom: 10px; }
.ucta-ig { display: block; font-family: 'Shippori Mincho', serif; font-size: 14px; color: var(--white); text-decoration: none; letter-spacing: .08em; transition: opacity .2s; }
.ucta-ig:hover { opacity: .75; }
.ucta-sub { font-size: 11px; color: rgba(255,255,255,0.5); margin-top: 5px; }
.ucta-btn { display: inline-block; padding: 10px 22px; border: 1px solid rgba(255,255,255,0.6); color: var(--white); text-decoration: none; font-family: 'Shippori Mincho', serif; font-size: 12px; letter-spacing: .12em; transition: all .2s; }
.ucta-btn:hover { background: rgba(255,255,255,0.12); border-color: var(--white); }
.ucta-tel { font-family: 'Shippori Mincho', serif; font-size: 20px; color: var(--white); letter-spacing: .05em; display: block; text-decoration: none; transition: color .2s; }
.ucta-tel:hover { color: var(--green-lt); }

/* ── SCROLL ANIMATION（全ページ共通） ── */
/* anim-start クラスは JS がスクロールで現れる要素にのみ付与する */
[data-anim].anim-start {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
[data-anim="left"].anim-start  { transform: translateX(-28px); }
[data-anim="right"].anim-start { transform: translateX(28px); }
[data-anim].anim-start.is-visible { opacity: 1; transform: none; }
[data-delay="1"].anim-start { transition-delay: 0.1s; }
[data-delay="2"].anim-start { transition-delay: 0.2s; }
[data-delay="3"].anim-start { transition-delay: 0.3s; }
@media (prefers-reduced-motion: reduce) {
  [data-anim].anim-start { opacity: 1; transform: none; transition: none; }
}

/* ── 和柄コーナー装飾（全ページ共通・控えめ） ── */
.wagara-host { position: relative; overflow: hidden; }
/* sticky を含むセクション用：overflow:hidden を付けずクリップしない版 */
.wagara-host-open { position: relative; }
.wagara-host > *:not(.wagara-deco),
.wagara-host-open > *:not(.wagara-deco) { position: relative; z-index: 1; }
.wagara-deco { position: absolute; z-index: 0; pointer-events: none; }
.wagara-deco svg { display: block; width: 100%; height: auto; }
@media (max-width: 768px) { .wagara-deco { width: 170px !important; } }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .nav-inner { padding: 0 16px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column; position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--white); padding: 8px 0;
    border-bottom: 1px solid var(--border); z-index: 99;
    box-shadow: 0 4px 12px rgba(0,0,0,.08);
  }
  .nav-links.open li a { height: auto; line-height: 1; padding: 14px 24px; border-bottom: 1px solid var(--green-pale); border-left: none; }
  .nav-links.open li a:not(.nav-cta)::after { bottom: 0; }
  .page-hero { height: 130px; }
  .page-hero-title { font-size: 22px; }
  .footer-inner { flex-direction: column; gap: 20px; }
  .footer-nav { justify-content: flex-start; gap: 16px; }
  .unified-cta-inner { grid-template-columns: 1fr; gap: 24px; }
  .ucta-div { display: none; }
  .ucta-col { padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
  .ucta-col:last-child { border-bottom: none; }
}