/* ========================================
   DRM trio - Website Styles
   ======================================== */

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

:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --text-dim: #888;
  --white: #fff;
  --black: #1a1a1a;
  --border: #e5e5e5;
  --font: 'Inter', 'Noto Sans JP', -apple-system, sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

/* ========================================
   Header
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s, border-color 0.3s;
}


.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--black);
  position: relative;
  z-index: 110;
}

.nav {
  display: flex;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--black);
  opacity: 0.4;
  transition: opacity 0.3s;
}

.nav-link:hover,
.nav-link.is-active {
  opacity: 1;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 24px;
  height: 16px;
  position: relative;
  z-index: 110;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--black);
  position: absolute;
  left: 0;
  transition: all 0.3s var(--ease);
}

.menu-toggle span:first-child { top: 2px; }
.menu-toggle span:last-child { bottom: 2px; }
.menu-toggle.active span:first-child { top: 50%; transform: rotate(45deg); }
.menu-toggle.active span:last-child { bottom: 50%; transform: rotate(-45deg); }

/* ========================================
   Top Hero (index.html)
   ======================================== */
.top-hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 5rem;
  position: relative;
}

.top-hero-content {
  text-align: center;
}

.top-logo-icon {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 5px;
  margin-bottom: 2.5rem;
  height: 48px;
}

.key {
  display: block;
  width: 14px;
  background: var(--black);
  border-radius: 2px 2px 3px 3px;
  transform-origin: top center;
}

.key--l {
  height: 44px;
  animation: keyPress 2.4s ease-in-out infinite;
  animation-delay: 0s;
}

.key--c {
  height: 32px;
  animation: keyPress 2.4s ease-in-out infinite;
  animation-delay: 0.8s;
}

.key--r {
  height: 44px;
  animation: keyPress 2.4s ease-in-out infinite;
  animation-delay: 1.6s;
}

@keyframes keyPress {
  0%, 20%, 100% { transform: scaleY(1); opacity: 1; }
  10% { transform: scaleY(0.92); opacity: 0.7; }
}

.top-hero-name {
  font-size: clamp(3rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--black);
  margin-bottom: 1rem;
}

.top-hero-msg {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--text-dim);
}

.top-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.top-scroll-line {
  width: 1px;
  height: 40px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.top-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--text-dim);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { top: -100%; }
  50% { top: 0; }
  100% { top: 100%; }
}

.top-more {
  margin-top: 2.5rem;
  text-align: center;
}

.top-more-link {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-dim);
  letter-spacing: 0.03em;
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all 0.25s var(--ease);
}

.top-more-link:hover {
  color: var(--black);
  border-color: var(--black);
}

/* ========================================
   Shared: Sections & Pages
   ======================================== */
.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  border-bottom: 1px solid var(--border);
}

.page {
  padding-top: 6rem;
  padding-bottom: 6rem;
  min-height: calc(100vh - 80px);
}

.page-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--black);
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.page-subtitle {
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--black);
  margin-bottom: 2rem;
}

[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Top Player (index.html)
   ======================================== */
.top-player {
  max-width: 800px;
}

/* ========================================
   Profile
   ======================================== */
.profile-lead {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.4;
  color: var(--black);
  margin-bottom: 2.5rem;
}

.profile-bio {
  max-width: 680px;
  margin-bottom: 3rem;
}

.profile-bio p {
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 2;
  color: var(--text);
  margin-bottom: 1rem;
}

.profile-bio p:last-child { margin-bottom: 0; }

.profile-reading {
  font-size: 0.7rem !important;
  color: var(--text-dim) !important;
  letter-spacing: 0.12em;
  margin-top: 1.5rem !important;
}

.profile-members {
  display: flex;
  flex-direction: column;
  margin-bottom: 3rem;
  border-top: 1px solid var(--border);
}

.member-row {
  display: grid;
  grid-template-columns: 80px 120px 1fr;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.member-part {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  text-align: center;
  width: fit-content;
}

.member-name {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.member-x {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--text-dim);
  transition: color 0.3s;
}

.member-x svg { flex-shrink: 0; }
.member-x:hover { color: var(--black); }

.profile-sns {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

/* Photo Scroll */
.photo-scroll {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.photo-scroll::-webkit-scrollbar { display: none; }

.photo-scroll-inner {
  display: flex;
  gap: 1rem;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.photo-scroll-inner::after {
  content: '';
  flex-shrink: 0;
  width: clamp(1.25rem, 4vw, 2.5rem);
}

.photo-card {
  flex-shrink: 0;
  width: min(340px, 28vw);
  height: min(227px, 19vw);
  overflow: hidden;
  border-radius: 4px;
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.photo-card:hover img { transform: scale(1.03); }

/* ========================================
   Discography
   ======================================== */
.disco-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.disco-grid--large { gap: 2rem; }

.release {
  display: block;
  position: relative;
  overflow: hidden;
}

.release-img {
  overflow: hidden;
  border-radius: 2px;
}

.release-img img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  transition: transform 0.6s var(--ease), filter 0.6s;
  filter: brightness(0.95);
}

.release:hover .release-img img {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.release-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.75rem 0;
}

.release-title {
  font-size: 0.85rem;
  font-weight: 600;
}

.release-year {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-variant-numeric: tabular-nums;
}

/* Streaming (Discography page) */
.streaming-section {
  border-top: 1px solid var(--border);
  padding-top: 3rem;
  margin-top: 1rem;
}

.streaming-section .spotify-embed {
  margin-bottom: 2.5rem;
  max-width: 800px;
}

.streaming-all {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.streaming-grid {
  display: flex;
  flex-direction: column;
}

.stream-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.3s var(--ease);
}

.stream-card:first-child { border-top: 1px solid var(--border); }
.stream-card:hover { padding-left: 0.75rem; }

.stream-card-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.4;
  transition: opacity 0.3s;
}

.stream-card:hover .stream-card-icon {
  opacity: 0.8;
}

.stream-card-name {
  flex: 1;
  font-size: 1rem;
  font-weight: 500;
}

.stream-card-arrow {
  font-size: 1rem;
  color: var(--text-dim);
  transition: transform 0.3s var(--ease);
}

.stream-card:hover .stream-card-arrow { transform: translateX(4px); }

/* ========================================
   Live
   ======================================== */
.live-empty {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-dim);
}

.live-follow {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.5rem;
  opacity: 0.6;
}

.live-note {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.live-note-text {
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--text-dim);
}

/* ========================================
   Goods
   ======================================== */
.goods-soon {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--black);
  margin-bottom: 0.5rem;
}

.goods-text {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-dim);
}

/* ========================================
   Shared: Social Links
   ======================================== */
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.social-link {
  display: inline-block;
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: all 0.25s var(--ease);
}

.social-link:hover {
  color: var(--black);
  border-color: var(--black);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.footer-copy {
  font-size: 0.6rem;
  color: var(--text-dim);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
  .menu-toggle { display: block; }

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease);
    z-index: 105;
  }

  .nav.open {
    opacity: 1;
    pointer-events: all;
  }

  .menu-toggle.active span {
    background: var(--black) !important;
  }

  .nav-link {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    opacity: 1;
    color: var(--black) !important;
  }

  .member-row {
    grid-template-columns: 70px 90px 1fr;
    gap: 0.75rem;
  }

  .photo-card {
    width: 260px;
    height: 173px;
  }

  .disco-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .social-links {
    flex-direction: column;
  }

  .social-link {
    text-align: center;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    padding: 0 1rem;
  }
}