/* ============================================
   Calligrapher Rena - Special Site
   Design: black x gold, serif accents
   ============================================ */
:root {
  --black: #000000;
  --dark: #0a0a0a;
  --gray: #1c1c1c;
  --gray2: #333333;
  --gold: #c7ad65;
  --gold-light: #e0cd96;
  --white: #f5f2ea;
  --muted: #9a958a;
  --serif-en: "EB Garamond", "Cormorant Garamond", serif;
  --serif-jp: "Shippori Mincho", "Noto Serif JP", serif;
  --sans-jp: "Noto Sans JP", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--sans-jp);
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.06em;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px;
  transition: background .4s ease;
}
.header.scrolled {
  background: rgba(0,0,0,.85);
  backdrop-filter: blur(8px);
}
.header .logo {
  font-family: var(--serif-en);
  font-size: 1.05rem;
  letter-spacing: .28em;
  color: var(--gold);
  text-transform: uppercase;
}
.header .logo small {
  display: block;
  font-family: var(--serif-jp);
  font-size: .6rem;
  letter-spacing: .4em;
  color: var(--muted);
}

/* header right / language switch */
.header-right { display: flex; align-items: center; gap: 16px; }
.insta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  transition: color .3s;
}
.insta-link svg { width: 20px; height: 20px; }
.insta-link:hover { color: var(--gold-light); }
.footer-insta { margin-bottom: 26px; }
.footer-insta .insta-link svg { width: 24px; height: 24px; }
.lang-switch { display: flex; align-items: center; gap: 8px; }
.lang-sep { color: rgba(199,173,101,.4); font-size: .7rem; }
.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--serif-en);
  font-size: .82rem;
  letter-spacing: .2em;
  color: var(--muted);
  padding: 4px 2px;
  transition: color .3s;
}
.lang-btn:hover { color: var(--gold-light); }
.lang-btn.active { color: var(--gold); border-bottom: 1px solid var(--gold); }

/* hamburger */
.hamburger {
  width: 42px; height: 42px;
  background: none; border: none;
  cursor: pointer;
  position: relative;
  z-index: 210;
}
.hamburger span {
  position: absolute;
  left: 7px; right: 7px;
  height: 1px;
  background: var(--gold);
  transition: transform .35s ease, opacity .35s ease, top .35s ease;
}
.hamburger span:nth-child(1) { top: 14px; }
.hamburger span:nth-child(2) { top: 21px; }
.hamburger span:nth-child(3) { top: 28px; }
.hamburger.open span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

/* fullscreen nav */
.nav-overlay {
  position: fixed; inset: 0;
  z-index: 200;
  background: rgba(0,0,0,.96);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .5s ease, visibility .5s;
}
.nav-overlay.open { opacity: 1; visibility: visible; }
.nav-overlay ul { list-style: none; text-align: center; }
.nav-overlay li { margin: 10px 0; }
.nav-overlay a {
  font-family: var(--serif-en);
  font-size: 1.35rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--white);
  transition: color .3s;
}
.nav-overlay a small {
  display: block;
  font-family: var(--sans-jp);
  font-size: .62rem;
  letter-spacing: .35em;
  color: var(--muted);
  margin-top: -4px;
}
.nav-overlay a:hover { color: var(--gold); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-slides {
  position: absolute; inset: 0;
}
.hero-slides .slide {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.8s ease;
}
.hero-slides .slide.active { opacity: .75; }
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.45) 0%, rgba(0,0,0,.1) 40%, rgba(0,0,0,.85) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 20px;
}
.hero-name-en {
  font-family: var(--serif-en);
  font-size: clamp(2.2rem, 7vw, 5rem);
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.2;
  text-shadow: 0 2px 30px rgba(0,0,0,.6);
}
.hero-name-jp {
  font-family: var(--serif-jp);
  font-size: clamp(1rem, 2.6vw, 1.5rem);
  letter-spacing: .55em;
  color: var(--gold-light);
  margin-top: 18px;
}
.hero-copy {
  font-family: var(--serif-jp);
  font-size: clamp(.8rem, 1.8vw, 1.05rem);
  letter-spacing: .3em;
  color: var(--white);
  margin-top: 34px;
  line-height: 2.4;
}
.hero-tag {
  display: inline-block;
  margin-top: 22px;
  padding: 5px 26px;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: .72rem;
  letter-spacing: .35em;
}
.scroll-sign {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  font-family: var(--serif-en);
  font-size: .68rem;
  letter-spacing: .45em;
  text-transform: uppercase;
  color: var(--gold);
}
.scroll-sign::after {
  content: "";
  display: block;
  width: 1px; height: 46px;
  background: var(--gold);
  margin: 10px auto 0;
  animation: scrollLine 2s ease-in-out infinite;
  transform-origin: top;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Artwork visual ---------- */
.artwork-visual { line-height: 0; }
.artwork-visual img { width: 100%; }

/* ---------- Common section ---------- */
section { position: relative; padding: 110px 24px; }
.container { max-width: 1080px; margin: 0 auto; }
.container.narrow { max-width: 780px; }

.sec-title {
  text-align: center;
  margin-bottom: 64px;
}
.sec-title .en {
  font-family: var(--serif-en);
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--gold);
  line-height: 1.3;
}
.sec-title .jp {
  display: block;
  font-size: .72rem;
  letter-spacing: .4em;
  color: var(--muted);
  margin-top: 12px;
}
.sec-title::after {
  content: "";
  display: block;
  width: 44px; height: 1px;
  background: var(--gold);
  margin: 26px auto 0;
}

/* white section variant */
.sec-white { background: var(--white); color: #1a1a1a; }
.sec-white .sec-title .jp { color: #8a8478; }
.sec-gray { background: var(--gray); }

/* fade-in animation */
.fade {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 1s ease, transform 1s ease;
}
.fade.visible { opacity: 1; transform: none; }
.fade.d1 { transition-delay: .12s; }
.fade.d2 { transition-delay: .24s; }
.fade.d3 { transition-delay: .36s; }

/* ---------- News ---------- */
.news-list { max-width: 820px; margin: 0 auto; border-top: 1px solid rgba(199,173,101,.3); }
.news-item { border-bottom: 1px solid rgba(199,173,101,.3); }
.news-head {
  display: flex;
  align-items: baseline;
  gap: 26px;
  padding: 22px 8px;
}
.news-date {
  font-family: var(--serif-en);
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--gold);
  white-space: nowrap;
}
.news-cat {
  font-size: .6rem;
  letter-spacing: .3em;
  color: var(--muted);
  border: 1px solid rgba(154,149,138,.5);
  padding: 1px 10px;
  white-space: nowrap;
}
.news-txt { font-size: .88rem; line-height: 1.9; }

/* ---------- Project ---------- */
.project-lead {
  text-align: center;
  font-family: var(--serif-jp);
  font-size: clamp(.85rem, 1.9vw, 1.05rem);
  line-height: 2.6;
  letter-spacing: .14em;
  margin-bottom: 70px;
}
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
}
.event-card {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(199,173,101,.25);
  padding: 22px 20px 26px;
  transition: border-color .4s;
}
.event-card:hover { border-color: var(--gold); }
.event-date {
  font-family: var(--serif-en);
  font-size: 1.9rem;
  color: var(--gold);
  letter-spacing: .1em;
  line-height: 1;
}
.event-date small { font-size: .62rem; letter-spacing: .3em; color: var(--muted); display: block; margin-bottom: 8px; }
.event-name {
  font-family: var(--serif-jp);
  font-size: .92rem;
  letter-spacing: .1em;
  margin-top: 14px;
  line-height: 1.9;
}
.event-video {
  margin-top: 16px;
  aspect-ratio: 16/9;
  background: #111;
}
.event-video iframe { width: 100%; height: 100%; border: 0; }

/* ---------- Profile ---------- */
.profile-wrap {
  display: grid;
  grid-template-columns: minmax(260px, 420px) 1fr;
  gap: 64px;
  align-items: center;
}
.profile-photo { position: relative; }
.profile-photo img { width: 100%; }
.profile-photo::after {
  content: "";
  position: absolute;
  top: 14px; left: 14px;
  width: 100%; height: 100%;
  border: 1px solid var(--gold);
  z-index: -1;
}
.profile-name-en {
  font-family: var(--serif-en);
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  letter-spacing: .22em;
  color: var(--gold);
  line-height: 1.3;
}
.profile-name-jp {
  font-family: var(--serif-jp);
  font-size: .85rem;
  letter-spacing: .3em;
  color: var(--muted);
  margin: 8px 0 34px;
}
.profile-text p {
  font-size: .9rem;
  line-height: 2.4;
  margin-bottom: 1.4em;
}


/* ---------- Offer ---------- */
.offer-lead {
  max-width: 780px;
  margin: 0 auto 70px;
  text-align: center;
  font-family: var(--serif-jp);
  font-size: clamp(.85rem, 1.8vw, .98rem);
  line-height: 2.4;
  letter-spacing: .12em;
}
.offer-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: rgba(199,173,101,.25);
  border: 1px solid rgba(199,173,101,.25);
  margin-bottom: 80px;
}
.offer-feature {
  background: var(--dark);
  padding: 40px 34px;
}
.offer-feature h3 {
  font-family: var(--serif-jp);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: .12em;
  color: var(--gold);
  margin-bottom: 16px;
}
.offer-feature p { font-size: .85rem; line-height: 2.2; color: #ccc7bb; }
.offer-sub { max-width: 780px; margin: 0 auto 70px; }
.offer-sub-title {
  font-family: var(--serif-jp);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--gold);
  text-align: center;
  margin-bottom: 34px;
}
.offer-sub-title::after {
  content: "";
  display: block;
  width: 32px; height: 1px;
  background: var(--gold);
  margin: 18px auto 0;
}
.offer-list { list-style: none; }
.offer-list li {
  font-size: .88rem;
  line-height: 2;
  padding: 14px 8px 14px 1.6em;
  border-bottom: 1px solid rgba(199,173,101,.25);
  position: relative;
}
.offer-list li::before {
  content: "";
  position: absolute;
  left: 4px; top: 1.55em;
  width: 8px; height: 1px;
  background: var(--gold);
}
.offer-steps { list-style: none; }
.offer-steps li {
  display: flex;
  align-items: baseline;
  gap: 20px;
  padding: 18px 8px;
  border-bottom: 1px solid rgba(199,173,101,.25);
  font-size: .88rem;
  line-height: 2.1;
}
.offer-steps strong { color: var(--gold); font-weight: 500; }
.step-n {
  flex-shrink: 0;
  font-family: var(--serif-en);
  font-size: 1.2rem;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
  padding: 0 6px 2px;
}
.offer-note {
  font-size: .78rem;
  line-height: 2.2;
  color: var(--muted);
  margin-top: 28px;
}
.offer-btns { justify-content: center; }
.offer-movie { margin: 140px auto 0 !important; }
.btn-row { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 34px; }
.btn {
  display: inline-block;
  padding: 14px 44px;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: .78rem;
  letter-spacing: .3em;
  transition: background .4s, color .4s;
}
.btn:hover { background: var(--gold); color: #000; }
.btn.solid { background: var(--gold); color: #000; }
.btn.solid:hover { background: transparent; color: var(--gold); }

/* ---------- Movie ---------- */
.movie-frame {
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid rgba(199,173,101,.3);
  padding: 10px;
}
.movie-frame video { width: 100%; display: block; }

/* gallery marquee */
.gallery {
  margin-top: 80px;
  overflow: hidden;
  position: relative;
}
.gallery-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: marquee 42s linear infinite;
}
.gallery-track img {
  height: 220px;
  width: auto;
  object-fit: cover;
  filter: grayscale(15%);
  transition: filter .4s;
}
.gallery-track img:hover { filter: none; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- YouTube ---------- */
.yt-list {
  max-width: 820px;
  margin: 0 auto;
  border-top: 1px solid rgba(199,173,101,.3);
}
.yt-row {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 24px 12px;
  border-bottom: 1px solid rgba(199,173,101,.3);
  transition: background .3s;
}
.yt-row:hover { background: rgba(199,173,101,.07); }
.yt-play {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  color: var(--gold);
  font-size: .6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 3px;
  transition: background .3s, color .3s;
}
.yt-row:hover .yt-play { background: var(--gold); color: #000; }
.yt-ttl { font-size: .85rem; line-height: 1.9; color: #ccc7bb; }
.yt-more { text-align: center; margin-top: 60px; }

/* ---------- Schedule ---------- */
.sch-list { max-width: 820px; margin: 0 auto; border-top: 1px solid rgba(199,173,101,.3); }
.sch-item {
  display: flex;
  align-items: baseline;
  gap: 26px;
  padding: 24px 8px;
  border-bottom: 1px solid rgba(199,173,101,.3);
}
.sch-date {
  font-family: var(--serif-en);
  font-size: .95rem;
  letter-spacing: .1em;
  color: var(--gold);
  white-space: nowrap;
  min-width: 108px;
}
.sch-txt { font-size: .88rem; line-height: 1.9; }
.sch-txt small { display: block; color: var(--muted); font-size: .72rem; letter-spacing: .2em; }

/* ---------- Contact ---------- */
.contact-lead {
  text-align: center;
  font-family: var(--serif-jp);
  font-size: .95rem;
  letter-spacing: .2em;
  line-height: 2.6;
  margin-bottom: 60px;
}
.contact-note {
  max-width: 720px;
  margin: 0 auto 60px;
  border: 1px solid rgba(199,173,101,.25);
  padding: 30px 34px;
}
.contact-note h3 {
  font-size: .8rem;
  letter-spacing: .3em;
  color: var(--gold);
  font-weight: 400;
  margin-bottom: 14px;
}
.contact-note li {
  font-size: .78rem;
  line-height: 2.2;
  color: #ccc7bb;
  list-style: none;
  padding-left: 1.2em;
  position: relative;
}
.contact-note li::before {
  content: "\30fb";
  position: absolute; left: 0;
  color: var(--gold);
}
.contact-form { max-width: 640px; margin: 0 auto; }
.form-row { margin-bottom: 26px; }
.form-row label {
  display: block;
  font-size: .78rem;
  letter-spacing: .25em;
  color: var(--gold);
  margin-bottom: 10px;
}
.form-row label .req { color: #c96a5a; margin-left: 6px; }
.form-row input,
.form-row textarea {
  width: 100%;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(199,173,101,.3);
  color: var(--white);
  padding: 13px 16px;
  font-family: var(--sans-jp);
  font-size: .9rem;
  letter-spacing: .05em;
  transition: border-color .3s;
}
.form-row input:focus,
.form-row textarea:focus { outline: none; border-color: var(--gold); }
.form-row textarea { min-height: 170px; resize: vertical; }
.form-submit { text-align: center; margin-top: 40px; }
.form-submit .btn { background: none; cursor: pointer; font-family: var(--sans-jp); }
.sns-row {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 70px;
}

/* ---------- Footer ---------- */
footer {
  background: var(--gray2);
  padding: 80px 24px 40px;
  text-align: center;
}
.footer-name {
  font-family: var(--serif-en);
  font-size: 1.4rem;
  letter-spacing: .3em;
  color: var(--gold);
  text-transform: uppercase;
}
.footer-name small {
  display: block;
  font-family: var(--serif-jp);
  font-size: .7rem;
  letter-spacing: .4em;
  color: var(--muted);
  margin-top: 10px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 26px;
  list-style: none;
  margin: 44px 0;
}
.footer-nav a {
  font-size: .7rem;
  letter-spacing: .25em;
  color: #b5b0a5;
  transition: color .3s;
}
.footer-nav a:hover { color: var(--gold); }
.footer-op { font-size: .7rem; letter-spacing: .2em; color: var(--muted); }
.footer-op a { transition: color .3s; }
.footer-op a:hover { color: var(--gold); }
.copyright {
  font-family: var(--serif-en);
  font-size: .7rem;
  letter-spacing: .25em;
  color: var(--muted);
  margin-top: 20px;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  section { padding: 80px 20px; }
  .profile-wrap { grid-template-columns: 1fr; gap: 44px; }
  .profile-photo { max-width: 340px; margin: 0 auto; }
  .news-head, .sch-item { flex-wrap: wrap; gap: 8px 18px; }

  .gallery-track img { height: 150px; }
}