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

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --black: #1c1c1c;
  --gray: #666;
  --light: #f0f4f0;
  --border: #d8e0d8;
  --ff-ja: 'Noto Serif JP', serif;
  --ff-en: 'Cormorant Garamond', serif;
}
html { overflow-x: hidden; width: 100%; }
body { font-family: var(--ff-ja); color: var(--black); background: #fff; overflow-x: hidden; width: 100%; max-width: 100vw; }
a { text-decoration: none; color: inherit; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* HEADER */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 48px;
  background: rgba(255,255,255,.97);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}
.header-logo { font-family: var(--ff-en); font-size: 22px; font-weight: 300; letter-spacing: 0.25em; color: var(--black); }
.header-nav { display: flex; gap: 28px; }
.header-nav a { font-size: 13px; letter-spacing: 0.1em; color: var(--gray); transition: color .2s; white-space: nowrap; }
.header-nav a:hover { color: var(--black); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; z-index: 200; }
.hamburger span { display: block; width: 22px; height: 1px; background: var(--black); transition: .3s; }

/* PAGE HERO */
.page-hero {
  height: 40vh; min-height: 280px;
  display: flex; align-items: flex-end;
  padding: 72px 60px 52px;
  background: var(--light);
}
.page-hero h1 { font-family: var(--ff-en); font-size: 48px; font-weight: 300; letter-spacing: 0.2em; color: var(--black); }
.page-hero h1 span { display: block; font-family: var(--ff-ja); font-size: 14px; font-weight: 400; letter-spacing: 0.3em; color: var(--gray); margin-top: 8px; }

/* SECTION */
.section { padding: 80px 60px; max-width: 900px; margin: 0 auto; }

/* BTN */
.btn { display: inline-flex; align-items: center; gap: 10px; font-size: 15px; letter-spacing: 0.2em; border-bottom: 1px solid var(--black); padding-bottom: 5px; transition: gap .25s; }
.btn::after { content: '→'; }
.btn:hover { gap: 18px; }

/* FOOTER */
footer { padding: 52px 48px 36px; border-top: 1px solid var(--border); margin-top: 80px; }
.footer-inner { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 32px; }
.footer-logo { font-family: var(--ff-en); font-size: 22px; font-weight: 300; letter-spacing: 0.25em; }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: center; }
.footer-links a { font-size: 13px; letter-spacing: 0.12em; color: var(--gray); transition: color .2s; }
.footer-links a:hover { color: var(--black); }
.footer-copy { max-width: 900px; margin: 24px auto 0; font-family: var(--ff-en); font-size: 12px; letter-spacing: 0.15em; color: #aaa; text-align: center; }

/* SCROLL ANIMATION */
.bloom { opacity: 1; transform: none; }
.bloomed { opacity: 1; transform: none; }

/* MOBILE */
@media (max-width: 768px) {
  .header { padding: 18px 24px; }
  .header-nav { display: none; }
  .header-nav.open {
    display: flex; flex-direction: column; gap: 0;
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(20,20,18,.96);
    align-items: center; justify-content: center;
    z-index: 99;
  }
  .header-nav.open a { font-size: 16px; letter-spacing: 0.2em; color: #fff; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.1); width: 200px; text-align: center; display: block; }
  .hamburger { display: flex; z-index: 200; }
  .hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .page-hero { padding: 72px 24px 40px; }
  .page-hero h1 { font-size: 32px; }
  .section { padding: 60px 24px; }
  footer { padding: 40px 24px 28px; }
  .footer-inner { flex-direction: column; gap: 24px; }
  .footer-links { justify-content: flex-start; }
}