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

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

:root {
  --col-red:    #E06060;
  --col-orange: #E07B40;
  --col-yellow: #DFB840;
  --col-teal:   #4AABB0;
  --col-blue:   #5A7BD4;
  --col-purple: #9B5DD4;
  --bg:         #ffffff;
  --bg2:        #f7f7f5;
  --text:       #1a1a1a;
  --text2:      #666660;
  --border:     rgba(0,0,0,0.1);
  --border2:    rgba(0,0,0,0.2);
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
}

a { color: inherit; text-decoration: none; }

/* COLOR BAR */
.colorbar {
  height: 4px;
  display: flex;
}
.colorbar span { flex: 1; }
.cb1 { background: var(--col-red); }
.cb2 { background: var(--col-orange); }
.cb3 { background: var(--col-yellow); }
.cb4 { background: var(--col-teal); }
.cb5 { background: var(--col-blue); }
.cb6 { background: var(--col-purple); }

/* NAV */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 40px;
  border-bottom: 0.5px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-logo {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 1px;
}
.nav-links {
  display: flex;
  gap: 28px;
}
.nav-links a {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text2);
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); }

/* FOOTER */
footer {
  padding: 28px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 0.5px solid var(--border);
  font-size: 11px;
  color: var(--text2);
  letter-spacing: 1px;
}
footer .footer-logo { font-size: 14px; font-weight: 500; }

/* SECTION */
.section {
  padding: 48px 40px;
  border-bottom: 0.5px solid var(--border);
}
.section-label {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text2);
  margin-bottom: 28px;
}

/* HERO */
.hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  padding: 48px 40px;
  overflow: hidden;
  border-bottom: 0.5px solid var(--border);
}
.hero-strips {
  position: absolute;
  top: 0; right: 0;
  height: 100%;
  display: flex;
  width: 380px;
}
.hero-strips span { flex: 1; opacity: 0.65; }
.hero-overlay {
  position: absolute;
  top: 0; right: 0;
  width: 380px; height: 100%;
  background: linear-gradient(to right, #fff 0%, transparent 45%);
}
.hero-content { position: relative; z-index: 1; max-width: 520px; }
.hero-tag {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text2);
  margin-bottom: 16px;
}
.hero-title {
  font-size: 58px;
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.hero-sub {
  font-family: 'Noto Serif JP', serif;
  font-size: 13px;
  font-weight: 300;
  line-height: 2;
  color: var(--text2);
  margin-bottom: 28px;
}
.btn {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 2px;
  border: 0.5px solid var(--border2);
  padding: 10px 26px;
  color: var(--text);
  cursor: pointer;
  background: transparent;
  transition: background 0.2s;
}
.btn:hover { background: var(--bg2); }

/* RELEASE CARD */
.release-card {
  display: flex;
  gap: 24px;
  align-items: center;
  padding: 24px;
  border: 0.5px solid var(--border);
  border-radius: 12px;
  background: var(--bg2);
  max-width: 680px;
}
.release-art {
  width: 90px; height: 90px;
  border-radius: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  text-align: center;
  line-height: 1.4;
  overflow: hidden;
}
.release-badge {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text2);
  margin-bottom: 6px;
}
.release-title {
  font-size: 26px;
  font-weight: 500;
  margin-bottom: 4px;
}
.release-meta { font-size: 12px; color: var(--text2); }
.listen-links { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.listen-btn {
  font-size: 11px;
  letter-spacing: 1px;
  padding: 7px 16px;
  border: 0.5px solid var(--border2);
  border-radius: 2px;
  cursor: pointer;
  color: var(--text);
  background: transparent;
  transition: background 0.2s;
}
.listen-btn:hover { background: var(--bg); }

/* DISCOGRAPHY GRID */
.disc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 20px;
}
.disc-item { cursor: pointer; }
.disc-art {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 8px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 11px;
  text-align: center;
  line-height: 1.6;
  padding: 8px;
  transition: opacity 0.2s;
}
.disc-art:hover { opacity: 0.85; }
.disc-item-title { font-size: 13px; font-weight: 500; margin-bottom: 3px; }
.disc-item-type { font-size: 11px; color: var(--text2); }

/* ABOUT */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 220px;
  gap: 40px;
  align-items: start;
}
.about-text {
  font-family: 'Noto Serif JP', serif;
  font-size: 14px;
  font-weight: 300;
  line-height: 2.2;
  color: var(--text2);
}
.about-accent {
  border-left: 2px solid var(--col-blue);
  padding-left: 16px;
  margin-top: 20px;
  border-radius: 0;
}
.about-accent p { font-size: 12px; color: var(--text2); line-height: 1.9; }
.color-dots { display: flex; gap: 8px; margin-top: 20px; }
.color-dot { width: 24px; height: 24px; border-radius: 50%; }
.color-mosaic {
  aspect-ratio: 1;
  border-radius: 12px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 3px;
}

/* SNS GRID */
.sns-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.sns-card {
  padding: 20px;
  border: 0.5px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.sns-card:hover { background: var(--bg2); border-color: var(--border2); }
.sns-icon { font-size: 22px; margin-bottom: 10px; color: var(--text2); }
.sns-name { font-size: 10px; letter-spacing: 2px; color: var(--text2); margin-bottom: 4px; }
.sns-handle { font-size: 13px; font-weight: 500; }

/* CONTACT FORM */
.contact-form { max-width: 560px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--text2);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  border: 0.5px solid var(--border2);
  border-radius: 4px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--col-blue); }
.form-group textarea { resize: vertical; min-height: 140px; }
.btn-submit {
  font-size: 11px;
  letter-spacing: 2px;
  border: 0.5px solid var(--border2);
  padding: 12px 32px;
  color: var(--text);
  cursor: pointer;
  background: transparent;
  transition: background 0.2s;
  font-family: 'Noto Sans JP', sans-serif;
}
.btn-submit:hover { background: var(--bg2); }

/* MOBILE */
@media (max-width: 640px) {
  .nav { padding: 16px 20px; }
  .nav-links { gap: 16px; }
  .hero { padding: 32px 20px; min-height: 360px; }
  .hero-title { font-size: 38px; }
  .hero-strips { width: 200px; }
  .section { padding: 36px 20px; }
  footer { padding: 20px; flex-direction: column; gap: 8px; text-align: center; }
  .about-grid { grid-template-columns: 1fr; }
  .sns-grid { grid-template-columns: 1fr 1fr; }
  .release-card { flex-direction: column; }
}