/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #0a0a0a;
  --white: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e8e8e8;
  --gray-400: #9a9a9a;
  --gray-600: #555;
  --gray-800: #222;
  --accent: #c0392b;       /* rosso Giappone */
  --accent-light: #ffeaea;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-jp: 'Noto Serif JP', serif;
  --radius: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.07);
  --max-w: 1100px;
  --nav-h: 64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.82em;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,250,250,0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  height: var(--nav-h);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.logo-jp {
  font-family: var(--font-jp);
  font-size: 1.2rem;
  color: var(--accent);
}

.logo-text { font-size: 0.95rem; }

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 0.88rem;
  color: var(--gray-600);
  font-weight: 450;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--black); }

.btn-dash {
  font-weight: 500 !important;
  color: var(--black) !important;
  border: 1px solid var(--gray-200);
  padding: 6px 14px;
  border-radius: 20px;
  transition: background 0.2s, border-color 0.2s !important;
}
.btn-dash:hover {
  background: var(--gray-100) !important;
  border-color: var(--gray-400) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: transform 0.2s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  padding: 16px 24px;
  gap: 16px;
}
.mobile-menu a {
  font-size: 1rem;
  color: var(--gray-600);
  font-weight: 450;
}
.mobile-menu.open { display: flex; }

/* ===== HERO ===== */
.hero {
  min-height: calc(90vh - var(--nav-h));
  display: flex;
  align-items: center;
  padding: 80px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.hero-inner { max-width: 600px; position: relative; z-index: 1; }

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-title strong { font-weight: 600; }

.hero-sub {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--black);
  color: var(--white);
  padding: 13px 24px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s, transform 0.15s;
  border: 1px solid var(--black);
}
.btn-primary:hover { background: #333; transform: translateY(-1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--black);
  padding: 13px 24px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--gray-200);
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.btn-secondary:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
  transform: translateY(-1px);
}

.hero-kanji {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-jp);
  font-size: clamp(200px, 25vw, 320px);
  color: var(--gray-100);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

/* ===== SECTIONS ===== */
.section { padding: 96px 0; }
.section-alt { background: var(--gray-100); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.section-header {
  margin-bottom: 48px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p { color: var(--gray-600); font-size: 1rem; }

/* ===== EMBED ===== */
.embed-wrapper {
  border-radius: 16px;
  overflow: hidden;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
}

.embed-placeholder {
  display: none;
}

/* Show placeholder when Spotify ID is not set */
iframe[src*="SPOTIFY_SHOW_ID"] { display: none; }
iframe[src*="SPOTIFY_SHOW_ID"] + .embed-placeholder { display: block; }

.placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  padding: 64px 24px;
}

.placeholder-icon { font-size: 3rem; }
.placeholder-inner p { color: var(--gray-600); }

.platform-links {
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--gray-600);
  font-size: 0.88rem;
}

.platform-badge {
  padding: 5px 12px;
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  font-size: 0.82rem;
  color: var(--gray-600);
  transition: background 0.2s, border-color 0.2s;
}
.platform-badge:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
}

/* ===== VIDEO GRID ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.video-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: transform 0.2s, box-shadow 0.2s;
}
.video-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }

.video-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.video-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--gray-400);
}

.placeholder-card { background: var(--white); }

.video-info { padding: 16px; }

.video-info h3 {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 6px;
}
.video-info p { font-size: 0.82rem; color: var(--gray-400); }

.section-cta {
  margin-top: 40px;
  text-align: center;
}

/* ===== ABOUT ===== */
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--gray-600);
  margin-bottom: 16px;
  font-size: 1.02rem;
  line-height: 1.75;
}

.social-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.social-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--black);
  border-bottom: 1px solid var(--black);
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}
.social-link:hover { color: var(--accent); border-color: var(--accent); }

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.kanji-block {
  display: flex;
  gap: 12px;
}
.kanji-block span {
  font-family: var(--font-jp);
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--gray-200);
  line-height: 1;
  transition: color 0.3s;
}
.kanji-block span:hover { color: var(--accent); }

/* ===== FOOTER ===== */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--gray-200);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 0.92rem;
}

.footer-copy { font-size: 0.82rem; color: var(--gray-400); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .hero { min-height: auto; padding: 60px 24px; }
  .hero-kanji { display: none; }

  .about-container { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { display: none; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
}