/* Amave mera – a quattro mani */
@font-face { font-family: "Cormorant"; src: url("../fonts/cormorant-garamond-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Cormorant"; src: url("../fonts/cormorant-garamond-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Cormorant"; src: url("../fonts/cormorant-garamond-latin-400-italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Cormorant"; src: url("../fonts/cormorant-garamond-latin-500-italic.woff2") format("woff2"); font-weight: 500; font-style: italic; font-display: swap; }
@font-face { font-family: "Source Sans"; src: url("../fonts/source-sans-3-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Source Sans"; src: url("../fonts/source-sans-3-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Source Sans"; src: url("../fonts/source-sans-3-latin-400-italic.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }

:root {
  /* Konzertsaal: dunkler Grund, Elfenbein, Gold */
  --paper: #121110;
  --paper-2: #1b1917;
  --ink: #efe7d8;
  --ink-soft: #b3a893;
  --accent: #c9a45c;
  --gold: #c9a45c;
  --line: #2e2a25;
  --card: #181614;
  color-scheme: dark;
}

html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Sans", system-ui, sans-serif;
  font-size: 1.08rem;
  line-height: 1.7;
}
h1, h2, h3, .serif { font-family: "Cormorant", Georgia, serif; font-weight: 600; letter-spacing: .01em; }
h2 { font-size: 2.2rem; margin-bottom: 1rem; }
h3 { font-size: 1.55rem; }
a { color: var(--accent); }
a:hover { color: var(--gold); }
.text-soft { color: var(--ink-soft); }
.lead { font-size: 1.22rem; }

/* navigation */
.navbar { background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.navbar-brand { font-family: "Cormorant", Georgia, serif; font-size: 1.45rem; color: var(--ink) !important; }
.navbar-brand em { color: var(--accent); font-weight: 500; }
.nav-link { color: var(--ink-soft) !important; font-size: .98rem; }
.nav-link.active, .nav-link:hover { color: var(--accent) !important; }
.navbar-toggler { border-color: var(--line); }
.navbar-toggler-icon { filter: invert(1); }

/* hero */
.hero { padding: 7rem 0 4.5rem; text-align: center; position: relative; }
.hero .title { font-size: clamp(3.2rem, 11vw, 6.5rem); line-height: 1; margin: 0; }
.hero .subtitle { font-family: "Cormorant", Georgia, serif; font-style: italic; font-weight: 500; font-size: clamp(1.6rem, 5vw, 2.5rem); color: var(--accent); margin-top: .4rem; }
.hero .credits { margin-top: 1.4rem; color: var(--ink-soft); letter-spacing: .08em; text-transform: uppercase; font-size: .82rem; }
.staff { display: block; width: 100%; height: auto; color: var(--gold); }
/* Leitmotiv: notation that plays */
.motif { margin: 2.2rem auto 0; width: min(680px, 100%); }
.motif-btn { display: block; width: 100%; padding: .4rem 0; background: none; border: 0; border-radius: 6px; cursor: pointer; color: inherit; }
.motif-btn .staff { transition: filter .4s ease; }
.motif-btn:hover .staff, .motif-btn:focus-visible .staff, .motif.is-playing .staff { filter: drop-shadow(0 0 6px rgba(201, 164, 92, .35)); }
.motif-btn:focus-visible { outline: 1px solid var(--gold); outline-offset: 4px; }
.staff .n { transition: color .25s ease, filter .25s ease; }
.motif.is-playing .staff .n { color: rgba(201, 164, 92, .55); }
.motif.is-playing .staff .n.on { color: #fff1cf; filter: drop-shadow(0 0 5px rgba(255, 220, 150, .9)); }
.motif.is-playing .staff .n.done { color: var(--gold); }
.motif-cap { margin-top: .5rem; font-family: "Cormorant Garamond", serif; font-style: italic; font-size: 1.05rem; color: var(--ink-soft); letter-spacing: .02em; }
.motif-btn:hover + .motif-cap, .motif.is-playing .motif-cap { color: var(--gold); }
@media (prefers-reduced-motion: reduce) { .staff .n, .motif-btn .staff { transition: none; } }
.page-hero { padding: 5.5rem 0 2rem; text-align: center; }
.page-hero h1 { font-size: clamp(2.6rem, 8vw, 4rem); margin: 0; }
.page-hero p { color: var(--ink-soft); font-style: italic; font-family: "Cormorant", Georgia, serif; font-size: 1.4rem; }

section { padding: 3.5rem 0; }
.prose { max-width: 42rem; margin: 0 auto; }
.divider { border: 0; border-top: 1px solid var(--line); width: 6rem; margin: 2.5rem auto; opacity: 1; }

/* cards */
.card-soft { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 1.6rem; height: 100%; }
.badge-step { display: inline-block; font-family: "Cormorant", Georgia, serif; font-size: 1.1rem; color: var(--gold); border: 1px solid var(--gold); border-radius: 50%; width: 2.2rem; height: 2.2rem; line-height: 2.05rem; text-align: center; margin-bottom: .6rem; }
.year { font-size: .82rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }

/* player */
.player { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 1.4rem; max-width: 46rem; margin: 0 auto; }
.player audio { width: 100%; }
.missing { font-style: italic; color: var(--ink-soft); padding: .8rem 0; display: none; }
.player.is-missing .missing, .stage.is-missing .missing { display: block; }
.player.is-missing audio, .stage.is-missing audio, .stage.is-missing video { display: none; }
.chapters { list-style: none; padding: 0; margin: 1rem 0 0; }
.chapters li { border-top: 1px solid var(--line); }
.chapters button { all: unset; cursor: pointer; display: flex; width: 100%; gap: 1rem; padding: .55rem .2rem; align-items: baseline; }
.chapters button:hover .ch-title, .chapters li.current .ch-title { color: var(--accent); }
.chapters li.current { background: color-mix(in srgb, var(--gold) 12%, transparent); }
.chapters button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.ch-time { font-variant-numeric: tabular-nums; color: var(--gold); min-width: 3.2rem; }
.ch-title { font-family: "Cormorant", Georgia, serif; font-size: 1.25rem; font-weight: 600; }
.ch-desc { display: block; color: var(--ink-soft); font-size: .95rem; }

/* youtube two-click */
.yt { position: relative; aspect-ratio: 16/9; background: #111 center/cover; border-radius: 12px; overflow: hidden; display: flex; align-items: center; justify-content: center; text-align: center; color: #eee; padding: 1rem; }
.yt button { background: var(--accent); color: #fff; border: 0; border-radius: 999px; padding: .55rem 1.2rem; font-weight: 600; }
.yt small { display: block; margin-top: .6rem; opacity: .8; font-size: .8rem; }
.yt iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* hands */
.hands { display: grid; gap: 1.4rem; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hands { grid-template-columns: 1fr 1fr; } }
.hands h3 small { display: block; font-family: "Source Sans", sans-serif; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); font-weight: 400; }
.hands ul { padding-left: 1.1rem; margin: 0; }

blockquote.voice { font-family: "Cormorant", Georgia, serif; font-style: italic; font-size: 1.45rem; line-height: 1.4; border-left: 3px solid var(--gold); padding: .2rem 0 .2rem 1.2rem; margin: 1.8rem 0; }
blockquote.voice footer { font-family: "Source Sans", sans-serif; font-style: normal; font-size: .85rem; color: var(--ink-soft); margin-top: .4rem; }

.timeline { position: relative; padding-left: 1.6rem; }
.timeline::before { content: ""; position: absolute; left: .45rem; top: .4rem; bottom: .4rem; width: 1px; background: var(--line); }
.timeline .tl { position: relative; margin-bottom: 1.4rem; }
.timeline .tl::before { content: ""; position: absolute; left: -1.38rem; top: .55rem; width: .7rem; height: .7rem; border-radius: 50%; background: var(--paper); border: 2px solid var(--gold); }
.timeline .tl strong { font-family: "Cormorant", Georgia, serif; font-size: 1.2rem; }

.placeholder-note { background: color-mix(in srgb, var(--gold) 14%, transparent); border: 1px dashed var(--gold); border-radius: 10px; padding: .9rem 1.1rem; font-size: .95rem; }
.portrait { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 14px; border: 1px solid var(--line); background: var(--paper-2); }

footer.site { border-top: 1px solid var(--line); padding: 2.2rem 0 3rem; color: var(--ink-soft); font-size: .92rem; text-align: center; }
footer.site a { color: var(--ink-soft); }
.btn-accent { background: var(--accent); color: #fff; border-radius: 999px; padding: .55rem 1.4rem; }
.btn-accent:hover { background: var(--gold); color: #fff; }
.btn-outline { border: 1px solid var(--accent); color: var(--accent); border-radius: 999px; padding: .5rem 1.3rem; }
.btn-outline:hover { background: var(--accent); color: #fff; }
.footer-title { font-size: 1.3rem; }

.hero .title { letter-spacing: .04em; font-weight: 400; }
.btn-accent { background: var(--gold); color: #121110; }
.btn-accent:hover { background: var(--ink); color: #121110; }
.btn-outline:hover { background: var(--gold); color: #121110; }
.yt button { background: var(--gold); color: #121110; }
.prose p, .card-soft p { color: var(--ink); }
.text-soft { color: var(--ink-soft) !important; }

/* video thumbnails with play button */
.thumb { position: relative; display: block; aspect-ratio: 16/9; border-radius: 12px; overflow: hidden; background: #000; padding: 0; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease, opacity .3s; opacity: .9; }
.thumb:hover img { transform: scale(1.03); opacity: 1; }
.thumb .play { position: absolute; left: 50%; top: 50%; width: 76px; height: 76px; margin: -38px 0 0 -38px; border-radius: 50%;
  background: rgba(18,17,16,.62); border: 2px solid var(--gold); cursor: pointer; padding: 0; transition: background .2s, transform .2s; }
.thumb .play::after { content: ""; position: absolute; left: 30px; top: 22px; border-style: solid; border-width: 15px 0 15px 24px;
  border-color: transparent transparent transparent var(--gold); }
.thumb:hover .play { background: rgba(201,164,92,.9); transform: scale(1.06); }
.thumb:hover .play::after { border-left-color: #121110; }
.thumb .play:focus-visible, a.thumb:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.thumb iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.thumb-note { display: block; margin-top: .5rem; color: var(--ink-soft); font-size: .82rem; }
.yt.thumb { display: block; }
.yt.thumb .play { top: 26%; }

/* ---------- Museum: chronological exhibits with a vertical timeline ---------- */
.museum-intro { max-width: 40rem; margin: 0 auto 3.5rem; text-align: center; color: var(--ink-soft); font-family: "Cormorant", Georgia, serif; font-style: italic; font-size: 1.35rem; }
.exhibits { list-style: none; padding: 0; margin: 0 auto; max-width: 60rem; position: relative; }
.exhibits::before { content: ""; position: absolute; top: .6rem; bottom: 0; left: 10.5rem; width: 1px;
  background: linear-gradient(to bottom, var(--gold), var(--line) 12%, var(--line) 88%, transparent); }
.exhibit { display: grid; grid-template-columns: 9rem 1fr; column-gap: 3rem; padding-bottom: 5rem; position: relative; }
.exhibit::before { content: ""; position: absolute; left: calc(10.5rem - 6px); top: .55rem; width: 13px; height: 13px; border-radius: 50%;
  background: var(--paper); border: 1px solid var(--gold); transition: background .6s ease, box-shadow .6s ease; }
.exhibit.in::before { background: var(--gold); box-shadow: 0 0 0 6px color-mix(in srgb, var(--gold) 15%, transparent); }
.ex-date { text-align: right; padding-top: .1rem; }
.ex-year { display: block; font-family: "Cormorant", Georgia, serif; font-size: 2.3rem; line-height: 1; color: var(--gold); }
.ex-when { display: block; margin-top: .35rem; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); }
.ex-body { max-width: 36rem; }
.ex-label { font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: var(--gold); margin-bottom: .4rem; }
.ex-body h2 { font-size: 2.4rem; margin-bottom: .3rem; }
.ex-meta { font-size: .85rem; letter-spacing: .04em; color: var(--ink-soft); margin-bottom: 1.1rem; }
.ex-quote { font-family: "Cormorant", Georgia, serif; font-style: italic; font-size: 1.3rem; line-height: 1.45; color: var(--ink);
  border-left: 1px solid var(--gold); padding-left: 1.1rem; margin: 1.3rem 0; }
.ex-media { margin: 1.6rem 0 0; max-width: 32rem; }
.ex-media figcaption { margin-top: .55rem; font-size: .8rem; color: var(--ink-soft); letter-spacing: .02em; }
.ex-media audio { width: 100%; }
.ex-media .missing { font-style: italic; color: var(--ink-soft); display: none; }
.ex-media.is-missing .missing { display: block; }
.ex-media.is-missing audio { display: none; }
.notes { list-style: none; padding: 0; margin: 1.6rem 0 0; display: grid; gap: 1rem; }
.note { border: 1px solid var(--line); border-radius: 10px; padding: 1rem 1.2rem; background: var(--card); }
.note h3 { font-size: 1.25rem; margin: 0 0 .25rem; color: var(--gold); }
.note p { margin: 0; font-size: .97rem; }
.exhibit.final .ex-body h2 { font-style: italic; color: var(--gold); }
@media (max-width: 767.98px) {
  .exhibits::before { left: .45rem; }
  .exhibit { grid-template-columns: 1fr; padding-left: 2rem; padding-bottom: 3.5rem; }
  .exhibit::before { left: calc(.45rem - 6px); }
  .ex-date { text-align: left; margin-bottom: .6rem; }
  .ex-year { display: inline; font-size: 1.7rem; margin-right: .6rem; }
  .ex-when { display: inline; }
  .ex-body h2 { font-size: 2rem; }
}
/* quiet reveal while scrolling */
.reveal.pending { opacity: 0; transform: translateY(18px); }
.reveal { transition: opacity .9s ease, transform .9s ease; }
@media (prefers-reduced-motion: reduce) { .reveal, .reveal.pending { transition: none; opacity: 1; transform: none; } }

/* ---------- title image: four hands ---------- */
.hero-photo { display: grid; padding-top: 4.2rem; }
.hero-text { text-align: center; padding: 2.2rem 1rem 1.6rem; position: relative; z-index: 2; }
.hero-text .title { font-size: clamp(3rem, 10vw, 6.5rem); line-height: 1; margin: 0; letter-spacing: .04em; font-weight: 400; }
.hero-text .subtitle { font-family: "Cormorant", Georgia, serif; font-style: italic; font-weight: 500; font-size: clamp(1.5rem, 4.5vw, 2.5rem); color: var(--gold); margin-top: .3rem; }
.hero-text .credits { margin-top: 1rem; color: var(--ink-soft); letter-spacing: .14em; text-transform: uppercase; font-size: .78rem; }
.hero-media { margin: 0; position: relative; }
.hero-media img { display: block; width: 100%; height: auto; max-height: 92vh; object-fit: cover; object-position: center 60%; }
.hero-media::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(to bottom, var(--paper) 0%, transparent 18%, transparent 80%, var(--paper) 100%); }
@media (min-width: 768px) {
  .hero-photo > * { grid-area: 1 / 1; }
  .hero-text { align-self: start; padding-top: 2.5rem; text-shadow: 0 2px 18px rgba(0,0,0,.85), 0 0 2px rgba(0,0,0,.6); }
  .hero-text .credits { color: var(--ink); }
  .hero-media::after { background: linear-gradient(to bottom, rgba(18,17,16,.92) 0%, rgba(18,17,16,.55) 26%, transparent 46%, transparent 78%, var(--paper) 100%); }
}
.hero-intro { padding-top: 1.5rem; }