/* =============================================
   Jazz Roussel — Portfolio Site
   ============================================= */

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

:root {
  --color-bg: #F4EDE1;
  --color-surface: #FAF6EE;
  --color-text: #1a1a1a;
  --color-text-muted: #6b6b6b;
  --color-accent: #C2352C;
  --color-accent-light: #E8A9A6;
  --color-border: #E0D4C3;
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
  --header-h: 70px;
  --max-w: 1100px;
  --radius: 4px;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }

h1, h2, h3 { font-family: var(--font-serif); font-weight: 400; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }

.section-title { text-align: center; margin-bottom: 12px; color: var(--color-text); }
.section-title.left { text-align: left; }
.section-subtitle { text-align: center; color: var(--color-text-muted); font-size: 0.95rem; margin-bottom: 48px; letter-spacing: 0.04em; }

.btn-primary {
  display: inline-block;
  padding: 12px 32px;
  background: var(--color-text);
  color: var(--color-bg);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  border: 1px solid var(--color-text);
}
.btn-primary:hover { background: transparent; color: var(--color-text); }

/* =============================================
   HEADER
   ============================================= */
#site-header {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: rgba(244, 237, 225, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  transition: box-shadow var(--transition);
}
#site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.07); }

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

.logo { display: flex; flex-direction: column; gap: 1px; }
.logo-name { font-family: var(--font-serif); font-size: 1.3rem; font-weight: 600; letter-spacing: 0.02em; color: var(--color-text); }
.logo-sub { font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-text-muted); }

#main-nav ul { display: flex; list-style: none; gap: 36px; }

.nav-link {
  font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-text-muted); transition: color var(--transition);
  position: relative; padding-bottom: 2px;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 1px; background: var(--color-accent);
  transition: width var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--color-text); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.burger span { display: block; width: 24px; height: 1.5px; background: var(--color-text); transition: transform var(--transition), opacity var(--transition); }
.burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; top: var(--header-h); left: 0; right: 0;
  background: var(--color-surface); border-bottom: 1px solid var(--color-border);
  padding: 24px; z-index: 99;
  transform: translateY(-110%); transition: transform var(--transition);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 20px; }
.mobile-menu .nav-link { font-size: 1.1rem; letter-spacing: 0.06em; }

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 0 24px;
  background: var(--color-bg); position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 60% 40%, rgba(194, 53, 44, 0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { max-width: 700px; }
.hero h1 { font-style: italic; font-weight: 300; color: var(--color-text); margin-bottom: 16px; }
.hero-subtitle {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-text-muted); margin-bottom: 40px;
}

/* =============================================
   ACTUALITÉS
   ============================================= */
.actualites { background: var(--color-surface); }
.actualites .section-title { margin-bottom: 48px; }

.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px; }

.news-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius); overflow: hidden;
  background: var(--color-bg);
  transition: transform var(--transition), box-shadow var(--transition);
}
.news-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.07); }

.news-img-wrap { position: relative; aspect-ratio: 16/9; background: var(--color-border); overflow: hidden; }
.news-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.news-card:hover .news-img-wrap img { transform: scale(1.03); }

.news-tag {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: var(--color-accent); color: #fff;
  font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 3px 10px; border-radius: 2px;
}

.news-body { padding: 20px 22px 24px; }
.news-body time { display: block; font-size: 0.78rem; color: var(--color-accent); letter-spacing: 0.06em; margin-bottom: 8px; }
.news-body h3 { font-size: 1.05rem; margin-bottom: 10px; line-height: 1.4; }
.news-body p { font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.6; }

/* =============================================
   BIOGRAPHIE
   ============================================= */
.bio-section { background: var(--color-bg); }

.bio-inner { display: grid; grid-template-columns: 1fr 1.4fr; gap: 64px; align-items: start; }

.bio-img-wrap { position: relative; }
.bio-img-wrap img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--radius); filter: grayscale(15%); }
.bio-img-wrap::before {
  content: ''; position: absolute; inset: -8px -8px 8px 8px;
  border: 1px solid var(--color-accent-light); border-radius: var(--radius); pointer-events: none;
}

.bio-title-row { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.bio-title-row .section-title { margin-bottom: 0; }

.lang-toggle { display: flex; gap: 6px; margin-left: auto; }
.lang-btn {
  background: none; border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 3px 8px; cursor: pointer; font-size: 1rem; line-height: 1;
  transition: border-color var(--transition), background var(--transition);
}
.lang-btn.active { border-color: var(--color-accent); background: rgba(194, 53, 44, 0.06); }

#bio-fr p, #bio-en p { color: var(--color-text-muted); margin-bottom: 14px; font-size: 0.95rem; }
.bio-links { margin-top: 28px; }

/* =============================================
   ÉCOUTER — TABS
   ============================================= */
.listen-section { background: var(--color-surface); }

.tabs {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 40px; overflow-x: auto; -webkit-overflow-scrolling: touch;
}
.tab-btn {
  flex-shrink: 0; padding: 10px 24px;
  background: none; border: none; border-bottom: 2px solid transparent;
  cursor: pointer; font-family: var(--font-sans); font-size: 0.82rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-text-muted); transition: color var(--transition), border-color var(--transition);
  margin-bottom: -1px; white-space: nowrap;
}
.tab-btn:hover { color: var(--color-text); }
.tab-btn.active { color: var(--color-text); border-bottom-color: var(--color-accent); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* --- Project groups --- */
.project-group { margin-bottom: 40px; }
.project-group:last-child { margin-bottom: 0; }

.project-header {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 12px; padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.project-thumb {
  width: 80px; height: 80px; object-fit: cover;
  border-radius: var(--radius); flex-shrink: 0;
}
.project-thumb--placeholder {
  width: 80px; height: 80px;
  background: var(--color-border); border-radius: var(--radius); flex-shrink: 0;
}

.project-info { flex: 1; min-width: 0; }
.project-title { font-size: 1.2rem; font-family: var(--font-serif); font-style: italic; font-weight: 400; color: var(--color-text); }
.project-meta { display: block; font-size: 0.78rem; color: var(--color-accent); letter-spacing: 0.04em; margin-top: 2px; }

.tracks-list { display: flex; flex-direction: column; gap: 8px; }

.track-card {
  display: flex; align-items: center; gap: 24px;
  padding: 12px 18px; background: var(--color-bg);
  border: 1px solid var(--color-border); border-radius: var(--radius);
  transition: border-color var(--transition);
}
.track-card:hover { border-color: var(--color-accent-light); }

.track-info { flex: 1; min-width: 0; }
.track-name { font-size: 0.95rem; font-family: var(--font-sans); color: var(--color-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: block; }

.track-card audio { width: 260px; flex-shrink: 0; height: 32px; accent-color: var(--color-accent); }

/* =============================================
   VIDÉOS
   ============================================= */
.watch-section { background: var(--color-bg); }

.playlist { margin-bottom: 56px; }
.playlist:last-child { margin-bottom: 0; }
.playlist-title {
  font-family: var(--font-serif); font-style: italic; font-weight: 400;
  font-size: 1.4rem; color: var(--color-text);
  margin-bottom: 24px; padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.videos-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }

.video-card {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--color-border); background: var(--color-surface);
  transition: transform var(--transition), box-shadow var(--transition);
}
.video-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.07); }

.video-wrap { position: relative; aspect-ratio: 16/9; background: #111; }
.video-wrap iframe { position: absolute; inset: 0; width: 100%; height: 100%; }

/* =============================================
   CONTACT
   ============================================= */
.contact-section { background: var(--color-surface); }
.contact-inner { max-width: 860px; }
.contact-inner .section-title { margin-bottom: 12px; }

.contact-info-centered { display: flex; flex-direction: column; align-items: center; gap: 32px; margin-top: 48px; }

.contact-email a {
  font-family: var(--font-serif); font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  color: var(--color-text); text-decoration: underline;
  text-decoration-color: var(--color-accent-light); text-underline-offset: 4px;
  transition: color var(--transition);
}
.contact-email a:hover { color: var(--color-accent); }

.social-links { display: flex; flex-direction: row; gap: 28px; flex-wrap: wrap; justify-content: center; }

.social-link {
  display: flex; align-items: center; gap: 7px;
  font-size: 0.88rem; color: var(--color-text-muted);
  transition: color var(--transition);
}
.social-link:hover { color: var(--color-accent); }

/* =============================================
   FOOTER
   ============================================= */
.site-footer { background: var(--color-text); color: var(--color-bg); padding: 48px 24px; text-align: center; }
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.footer-name { font-family: var(--font-serif); font-size: 1.6rem; font-style: italic; font-weight: 300; }
.footer-tagline { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 8px; }
.footer-social { display: flex; gap: 20px; margin: 12px 0; flex-wrap: wrap; justify-content: center; }
.footer-social a { font-size: 0.82rem; letter-spacing: 0.06em; color: rgba(255,255,255,0.6); text-transform: uppercase; transition: color var(--transition); }
.footer-social a:hover { color: #fff; }
.footer-copy { font-size: 0.75rem; color: rgba(255,255,255,0.3); margin-top: 8px; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 768px) {
  :root { --header-h: 60px; }
  #main-nav { display: none; }
  .burger { display: flex; }
  .section { padding: 56px 0; }

  .bio-inner { grid-template-columns: 1fr; gap: 40px; }
  .bio-img-wrap { max-width: 320px; margin: 0 auto; }
  .bio-img-wrap::before { display: none; }
  .bio-title-row { flex-wrap: wrap; }

  .tab-btn { padding: 10px 16px; font-size: 0.75rem; }

  .project-header { flex-wrap: wrap; }
  .project-thumb, .project-thumb--placeholder { width: 64px; height: 64px; }

  .track-card { flex-direction: column; align-items: flex-start; gap: 10px; }
  .track-card audio { width: 100%; }

  .news-grid { grid-template-columns: 1fr; gap: 20px; }
  .videos-grid { grid-template-columns: 1fr; }
  .social-links { gap: 20px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-content { padding: 0; }
}