/* GALERI SENI — dinding putih galeri, warna hanya dari karya.
   Gerak khas: sorot lampu galeri (masker radial pada velum JS). */
:root{
  --putih:#f7f5f0; --dinding:#ffffff; --tinta:#141414; --abu:#5c5c58;
  --kobalt:#1d3fd1; --merah:#e0321f; --kuning:#f2b705; --hijau:#1e7a4f;
  --garis:#141414;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--putih);color:var(--tinta);font-family:'Karla',system-ui,sans-serif;font-size:17px;line-height:1.6}
body.terkunci{overflow:hidden}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.15;margin:0}

/* ---------- Preloader ---------- */
#preloader{position:fixed;inset:0;z-index:60;background:var(--putih);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center}
#preloader.selesai{opacity:0;visibility:hidden;transition:opacity .4s ease,visibility .4s}
.pre-bingkai{width:120px;height:150px;border:6px solid var(--tinta);background:var(--dinding);position:relative;overflow:hidden}
.pre-sorot{position:absolute;inset:0;background:radial-gradient(circle 46px at 50% 30%,rgba(242,183,5,.85),rgba(242,183,5,0) 70%)}
.pre-judul{font-weight:700;letter-spacing:.35em;margin:0}
#preStatus{margin:0;color:var(--abu);font-size:.9rem}
.pre-rel{width:180px;height:4px;background:#ddd9cf}
#preBar{display:block;height:100%;width:100%;background:var(--tinta);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}

/* ---------- Sampul / poster ---------- */
#sampul{position:fixed;inset:0;z-index:50;overflow-y:auto;background:var(--putih)}
#sampul.terbuka{display:none}
.poster{max-width:560px;margin:0 auto;padding:28px 20px 40px;text-align:left}
.poster-kicker{font-size:.72rem;font-weight:700;letter-spacing:.22em;border-top:6px solid var(--tinta);padding-top:12px;margin:0 0 18px}
.karya-sampul{margin:0;border:10px solid var(--dinding);outline:2px solid var(--tinta);box-shadow:0 18px 40px rgba(20,20,20,.18)}
.karya-sampul img{width:100%;aspect-ratio:4/5;object-fit:cover}
.poster-judul{font-size:2.5rem;font-weight:700;letter-spacing:-.01em;margin:26px 0 6px;text-transform:uppercase}
.poster-nama{font-family:'Italiana',serif;font-size:2rem;margin:0}
.poster-tanggal{font-weight:700;margin:4px 0 18px}
.hormat{color:var(--abu);margin:20px 0 2px}
.nama-tamu{font-size:1.25rem;font-weight:700;margin:0 0 16px}
.catatan-contoh{font-size:.8rem;color:var(--abu);margin-top:16px}

/* ---------- Label museum ---------- */
.label-museum{background:var(--dinding);border:1px solid var(--garis);border-left:8px solid var(--tinta);padding:12px 14px;max-width:340px;text-align:left}
.label-museum p{margin:0}
.lm-judul{font-size:1.05rem}
.lm-baris{font-size:.85rem;color:var(--abu)}
.label-kecil{max-width:280px;padding:9px 11px}
.label-sampul{margin:6px 0 4px}

/* ---------- Tombol ---------- */
.btn-buka,.btn-kerangka,.btn-kirim{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none}
.btn-buka{background:var(--tinta);color:#fff;border:2px solid var(--tinta)}
.btn-buka:active{background:var(--kobalt)}
.btn-kerangka{background:transparent;color:var(--tinta);border:2px solid var(--tinta)}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--kobalt);outline-offset:2px}

/* ---------- Wayfinding ---------- */
#wayfinding{position:sticky;top:0;z-index:20;background:var(--tinta);display:flex;gap:2px;overflow-x:auto}
#wayfinding a{color:#fff;text-decoration:none;font-size:.72rem;font-weight:700;letter-spacing:.12em;padding:12px 14px;white-space:nowrap;min-height:44px;display:flex;align-items:center}
#wayfinding a:nth-child(2){background:var(--kobalt)} #wayfinding a:nth-child(3){background:var(--merah)}
#wayfinding a:nth-child(4){background:var(--hijau)} #wayfinding a:nth-child(5){background:#7a5b00}

/* ---------- Ruang ---------- */
.ruang{max-width:680px;margin:0 auto;padding:56px 20px 8px}
.ruang-kicker{font-size:.75rem;font-weight:700;letter-spacing:.3em;margin:0 0 10px}
.judul-ruang{font-size:1.9rem;font-weight:700;margin:18px 0 12px;text-transform:uppercase}
.isi{margin:0 0 18px}
.pasangan{display:grid;gap:40px;margin-top:28px}
.paspatur{margin:0;background:var(--dinding);padding:14px;border:1px solid var(--garis);box-shadow:0 12px 30px rgba(20,20,20,.12)}
.paspatur img{width:100%;aspect-ratio:4/5;object-fit:cover}
.karya-potret .label-museum{margin-top:12px}
.nama-mempelai{font-family:'Italiana',serif;font-size:1.8rem;font-weight:400;margin:14px 0 4px}
.ortu{color:var(--abu);margin:0}

/* ---------- Spotlight velum (dibuat JS saja) ---------- */
.sorot{position:relative}
.velum{position:absolute;inset:0;background:#191919;pointer-events:none;z-index:3;
  -webkit-mask-image:radial-gradient(circle 150px at var(--sx,120%) var(--sy,50%),transparent 0,transparent 55%,black 78%);
  mask-image:radial-gradient(circle 150px at var(--sx,120%) var(--sy,50%),transparent 0,transparent 55%,black 78%);
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}

/* ---------- Acara ---------- */
#daftarAcara{display:grid;gap:20px;margin-top:20px}
.kartu-acara{background:var(--dinding);border:2px solid var(--tinta);padding:20px}
.kartu-acara h3{font-size:1.35rem;text-transform:uppercase}
.kartu-acara p{margin:2px 0}
.kartu-acara .tempat{font-weight:700;font-size:1.1rem;margin-top:10px}
.kartu-acara .alamat{color:var(--abu)}
.kartu-acara .acara-tombol{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.judul-hitung{margin:36px 0 10px;font-size:1.1rem;text-transform:uppercase;letter-spacing:.06em}
.jam-dinding{display:flex;gap:10px}
.jam-dinding>div{background:var(--tinta);color:#fff;flex:1;text-align:center;padding:12px 4px}
.jam-dinding strong{display:block;font-size:1.6rem;line-height:1.1}
.jam-dinding span{font-size:.75rem;letter-spacing:.15em;text-transform:uppercase}
.status-hitung{color:var(--abu)}

/* ---------- Kisah ---------- */
#daftarKisah{display:grid;gap:20px;margin-top:20px}
.kartu-kisah{background:var(--dinding);border-left:10px solid var(--kobalt);padding:18px}
.kartu-kisah:nth-child(2){border-left-color:var(--merah)} .kartu-kisah:nth-child(3){border-left-color:var(--kuning)}
.kartu-kisah h3{font-size:1.15rem;margin-bottom:6px}
.kartu-kisah p{margin:0}

/* ---------- Galeri / pameran ---------- */
#kisiGaleri{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}
.g-item{background:none;border:none;padding:0;cursor:pointer;text-align:left;font:inherit}
.g-item figure{margin:0;background:var(--dinding);padding:10px;border:1px solid var(--garis);box-shadow:0 10px 24px rgba(20,20,20,.10)}
.g-item img{width:100%;aspect-ratio:4/5;object-fit:cover}
.g-item .label-museum{margin-top:10px;max-width:none}
@media (min-width:760px){
  #kisiGaleri{grid-template-columns:repeat(3,1fr)}
  .pasangan{grid-template-columns:1fr 1fr}
  #daftarAcara{grid-template-columns:1fr 1fr}
  .poster-judul{font-size:3.2rem}
}

/* ---------- Amplop & buku pengunjung ---------- */
#daftarAmplop{display:grid;gap:14px;margin:18px 0}
.kartu-amplop{background:var(--tinta);color:#fff;padding:18px}
.kartu-amplop p{margin:2px 0}
.kartu-amplop .nomor{font-size:1.4rem;font-weight:700;letter-spacing:.06em}
.kartu-amplop .btn-kerangka{border-color:#fff;color:#fff;margin-top:10px}
.label-demo{background:#fff3bf;border:1px solid var(--tinta);padding:12px 14px;font-weight:700;font-size:.9rem}
#formRsvp{display:grid;gap:14px;margin-top:20px}
#formRsvp label{font-weight:700;display:grid;gap:6px}
#formRsvp input,#formRsvp select,#formRsvp textarea{font:inherit;padding:12px;border:2px solid var(--tinta);background:#fff;min-height:48px;width:100%}
.pesan-form{margin:0;font-weight:700}
#daftarUcapan{list-style:none;padding:0;display:grid;gap:12px;margin-top:20px}
#daftarUcapan li{background:var(--dinding);border:1px solid var(--garis);padding:12px 14px}
.u-nama{font-weight:700} .u-status{color:var(--abu);font-size:.85rem;margin-left:8px}
.u-isi{margin:4px 0 0}

/* ---------- Penutup ---------- */
.karya-penutup{margin:0 0 20px;border:10px solid var(--dinding);outline:2px solid var(--tinta)}
.karya-penutup img{width:100%;aspect-ratio:4/5;object-fit:cover}
#penutup .label-museum{margin-bottom:16px}
.ttd{font-family:'Italiana',serif;font-size:2rem}
#penutup{padding-bottom:64px}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:55;background:#111;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:20px}
.lightbox[hidden]{display:none}
.lb-figura{margin:0;max-width:min(92vw,520px)}
.lb-figura img{width:100%;max-height:58vh;object-fit:contain;background:#fff;padding:10px}
.lb-figura .label-museum{margin-top:12px;color:var(--tinta)}
.lb-hitung{font-size:.85rem;color:var(--abu);margin:2px 0 0!important}
.lb-nav-baris{display:flex;gap:12px}
.lb-tombol{min-height:48px;padding:10px 18px;font:inherit;font-weight:700;background:#fff;color:var(--tinta);border:2px solid #fff;cursor:pointer}


/* ==========================================================================
   HERMES V3 — SAMPUL 1 LAYAR PENUH, TRANSISI MENYATU & AUTO-SCROLL MULUS
   ========================================================================== */
:root {
  --ketuk-musik: 0.909s;
  --setengah-bar: 1.818s;
  --bar-musik: 3.636s;
  --warna-panel-musik: #141414;
  --teks-panel-musik: #f7f5f0;
  --aksen-panel-musik: #1d3fd1;
}

/* Matikan scroll-behavior: smooth pada html agar requestAnimationFrame Auto-Scroll
   tidak pernah patah-patah / macet akibat tabrakan kurva animasi CSS bawaan browser */
html, body {
  scroll-behavior: auto !important;
  scroll-snap-type: none !important;
}

/* ---------- 1. SAMPUL TEPAT 1 LAYAR PENUH DI HP & DESKTOP (TANPA SCROLL) ----------
   Hanya berlaku selama sampul belum selesai dibuka (:not(.sampul-usai-v3))
   agar saat sampul ditutup (display: none), aturan ini tidak menimpa inline style! */
body:not(.sampul-usai-v3) #sampul,
body:not(.sampul-usai-v3) .sampul {
  height: 100vh !important;
  height: 100dvh !important;
  min-height: 100vh !important;
  min-height: 100dvh !important;
  max-height: 100vh !important;
  max-height: 100dvh !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
}

body.sampul-usai-v3 #sampul,
body.sampul-usai-v3 .sampul {
  display: none !important;
  pointer-events: none !important;
}

#sampul.membuka-v3 {
  opacity: 0 !important;
  transform: translate3d(0, -16px, 0) !important;
  transition: opacity 0.48s cubic-bezier(0.22, 1, 0.36, 1), transform 0.48s cubic-bezier(0.22, 1, 0.36, 1) !important;
  pointer-events: none !important;
}

@media (max-width: 768px) {
  body:not(.sampul-usai-v3) #sampul,
  body:not(.sampul-usai-v3) .sampul {
    padding-top: clamp(0.5rem, 1.8vh, 1.2rem) !important;
    padding-bottom: clamp(0.5rem, 1.8vh, 1.2rem) !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
  }
  body:not(.sampul-usai-v3) #sampul .isi-sampul,
  body:not(.sampul-usai-v3) #sampul .kartu-sampul,
  body:not(.sampul-usai-v3) #sampul .bingkai-sampul,
  body:not(.sampul-usai-v3) #sampul .konten-sampul,
  body:not(.sampul-usai-v3) #sampul .panggung-sampul,
  body:not(.sampul-usai-v3) #sampul .sampul-panggung,
  body:not(.sampul-usai-v3) #sampul .sampul-isi,
  body:not(.sampul-usai-v3) #sampul .lembar-sampul,
  body:not(.sampul-usai-v3) #sampul .kotak-sampul,
  body:not(.sampul-usai-v3) #sampul .panel-tengah,
  body:not(.sampul-usai-v3) #sampul > div,
  body:not(.sampul-usai-v3) #sampul > article {
    max-height: 94dvh !important;
    overflow: hidden !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding-top: clamp(0.35rem, 1.2vh, 0.9rem) !important;
    padding-bottom: clamp(0.35rem, 1.2vh, 0.9rem) !important;
    margin-top: 0 !important;
    margin-bottom: 0 !important;
  }
  body:not(.sampul-usai-v3) #sampul .sampul-panggung {
    max-height: 36dvh !important;
    flex-shrink: 1 !important;
  }
  body:not(.sampul-usai-v3) #sampul .sampul-isi {
    max-height: 58dvh !important;
    flex-shrink: 0 !important;
  }
  body:not(.sampul-usai-v3) #sampul img,
  body:not(.sampul-usai-v3) #sampul .foto-sampul,
  body:not(.sampul-usai-v3) #sampul .ilustrasi-sampul,
  body:not(.sampul-usai-v3) #sampul .bingkai-foto,
  body:not(.sampul-usai-v3) #sampul .masker-lengkung,
  body:not(.sampul-usai-v3) #sampul .potret-sampul,
  body:not(.sampul-usai-v3) #sampul svg:not(.sulur-bingkai):not(.bingkai-svg):not(.latar-svg):not(.busur-cahaya) {
    max-height: 20dvh !important;
    width: auto !important;
    object-fit: cover !important;
    margin-top: 0.15rem !important;
    margin-bottom: 0.3rem !important;
    flex-shrink: 1 !important;
  }
  body:not(.sampul-usai-v3) #sampul h1,
  body:not(.sampul-usai-v3) #sampul .nama-sampul,
  body:not(.sampul-usai-v3) #sampul .sampul-nama,
  body:not(.sampul-usai-v3) #sampul .judul-sampul,
  body:not(.sampul-usai-v3) #sampul .mempelai-sampul {
    font-size: clamp(1.35rem, 5.2vw, 1.95rem) !important;
    line-height: 1.15 !important;
    margin-top: 0.1rem !important;
    margin-bottom: 0.15rem !important;
  }
  body:not(.sampul-usai-v3) #sampul p,
  body:not(.sampul-usai-v3) #sampul .tanggal-sampul,
  body:not(.sampul-usai-v3) #sampul .sampul-tanggal,
  body:not(.sampul-usai-v3) #sampul .plakat-tamu,
  body:not(.sampul-usai-v3) #sampul .sapaan-tamu,
  body:not(.sampul-usai-v3) #sampul .kepada,
  body:not(.sampul-usai-v3) #sampul .nama-tamu {
    margin-top: 0.1rem !important;
    margin-bottom: 0.18rem !important;
    padding-top: 0.15rem !important;
    padding-bottom: 0.15rem !important;
    line-height: 1.28 !important;
  }
  body:not(.sampul-usai-v3) #sampul #tombolBuka,
  body:not(.sampul-usai-v3) #sampul #tombol-buka,
  body:not(.sampul-usai-v3) #sampul #bukaUndangan,
  body:not(.sampul-usai-v3) #sampul #btnBuka,
  body:not(.sampul-usai-v3) #sampul .tombol-buka,
  body:not(.sampul-usai-v3) #sampul .tombol-utama {
    margin-top: 0.35rem !important;
    margin-bottom: 0.15rem !important;
    flex-shrink: 0 !important;
    position: relative !important;
    z-index: 25 !important;
  }
}

/* Begitu undangan dibuka pastikan html & body bisa digulir mulus tanpa kunci overflow */
html.undangan-terbuka,
body.undangan-terbuka {
  overflow-y: auto !important;
  overflow-x: hidden !important;
}

/* ---------- 2. BILAH PROGRES GULIR & PANEL KONTROL MENGAMBANG ---------- */
.bilah-progres-v3 {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 9998;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.08);
  opacity: 0;
  transition: opacity 0.5s ease;
}
body.undangan-terbuka .bilah-progres-v3 {
  opacity: 1;
}
.bilah-progres-v3 > span {
  display: block;
  width: 100%;
  height: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--aksen-panel-musik), var(--warna-panel-musik), var(--aksen-panel-musik));
  will-change: transform;
}

.wadah-kontrol-v3 {
  position: fixed;
  right: 0.85rem;
  bottom: calc(0.85rem + env(safe-area-inset-bottom, 0px));
  z-index: 9995;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.45rem;
  opacity: 0;
  transform: translate3d(0, 14px, 0);
  pointer-events: none;
  transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1), transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
body.undangan-terbuka .wadah-kontrol-v3 {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  pointer-events: auto;
}

.pil-kontrol-v3,
.wadah-kontrol-v3 #tombolMusik {
  position: static !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.48rem !important;
  min-height: 44px !important;
  padding: 0.52rem 0.98rem !important;
  border-radius: 999px !important;
  background: var(--warna-panel-musik) !important;
  color: var(--teks-panel-musik) !important;
  border: 1px solid var(--aksen-panel-musik) !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.22) !important;
  font-family: inherit !important;
  font-size: 0.78rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.06em !important;
  line-height: 1.2 !important;
  cursor: pointer !important;
  text-decoration: none !important;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease !important;
  margin: 0 !important;
  width: auto !important;
}
.pil-kontrol-v3[aria-pressed="true"],
.wadah-kontrol-v3 #tombolMusik[aria-pressed="true"] {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28), 0 0 0 2px rgba(201, 164, 76, 0.28) !important;
}

.ikon-gulir-v3 {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-right: 1.8px solid currentColor;
  border-bottom: 1.8px solid currentColor;
  transform: rotate(45deg);
  margin-top: -2px;
}
.pil-kontrol-v3[aria-pressed="true"] .ikon-gulir-v3 {
  animation: panahGulirV3 1.1s ease-in-out infinite;
}
@keyframes panahGulirV3 {
  0%, 100% { transform: translate3d(0, -2px, 0) rotate(45deg); opacity: 0.65; }
  50% { transform: translate3d(0, 2.5px, 0) rotate(45deg); opacity: 1; }
}

.eq-musik-v3 {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 13px;
  width: 14px;
}
.eq-musik-v3 i {
  display: block;
  width: 2.5px;
  height: 13px;
  border-radius: 2px;
  background: var(--aksen-panel-musik);
  transform-origin: 50% 100%;
  transform: scaleY(0.31);
}
body.musik-hidup .eq-musik-v3 i:nth-child(1) { animation: eqBarV3 var(--ketuk-musik) ease-in-out infinite alternate; }
body.musik-hidup .eq-musik-v3 i:nth-child(2) { animation: eqBarV3 calc(var(--ketuk-musik) * 0.82) ease-in-out 0.12s infinite alternate; }
body.musik-hidup .eq-musik-v3 i:nth-child(3) { animation: eqBarV3 calc(var(--ketuk-musik) * 1.12) ease-in-out 0.24s infinite alternate; }
body.musik-hidup .eq-musik-v3 i:nth-child(4) { animation: eqBarV3 calc(var(--ketuk-musik) * 0.92) ease-in-out 0.07s infinite alternate; }
/* Perbaikan Kehalusan Bagian E: keyframes dulu menganimasikan `height`
   (properti layout) -> animasi berjalan di main thread dan memaksa
   style+layout+paint pada SETIAP frame selama musik hidup; di bawah
   throttle CPU 4x itulah sumber ~85% longtask halaman ini (terukur).
   Kini tinggi bar tetap 13px dan yang dianimasikan hanya transform:
   scaleY (0,23 = 3px/13px s.d. 1 = 13px) + opacity — properti kompositor,
   tampilan akhir identik (bar tumbuh dari alas, 3px -> 13px). */
@keyframes eqBarV3 {
  0% { transform: scaleY(0.2308); opacity: 0.65; }
  100% { transform: scaleY(1); opacity: 1; }
}

/* ---------- 3. KOREOGRAFI TRANSISI 3-PERAN (ORNAMEN -> JUDUL -> ISI) ---------- */
html.js-koreografi-v3 [data-peran-v3="ornamen"] {
  opacity: 0;
  transform: translate3d(0, 8px, 0) scale(0.97);
  transition: opacity 0.72s cubic-bezier(0.22, 1, 0.36, 1) 0ms,
              transform 0.72s cubic-bezier(0.22, 1, 0.36, 1) 0ms;
}
html.js-koreografi-v3 [data-peran-v3="judul"] {
  opacity: 0;
  transform: translate3d(0, 14px, 0);
  transition: opacity 0.78s cubic-bezier(0.19, 0.61, 0.22, 1) 110ms,
              transform 0.78s cubic-bezier(0.19, 0.61, 0.22, 1) 110ms;
}
html.js-koreografi-v3 [data-peran-v3="isi"] {
  opacity: 0;
  transform: translate3d(0, 12px, 0);
  transition: opacity 0.82s cubic-bezier(0.22, 1, 0.36, 1) var(--tunda-peran-v3, 220ms),
              transform 0.82s cubic-bezier(0.22, 1, 0.36, 1) var(--tunda-peran-v3, 220ms);
}

html.js-koreografi-v3 .bagian-tampak-v3 [data-peran-v3="ornamen"],
html.js-koreografi-v3 [data-peran-v3="ornamen"].tampak-v3,
html.js-koreografi-v3 .bagian-tampak-v3 [data-peran-v3="judul"],
html.js-koreografi-v3 [data-peran-v3="judul"].tampak-v3,
html.js-koreografi-v3 .bagian-tampak-v3 [data-peran-v3="isi"],
html.js-koreografi-v3 [data-peran-v3="isi"].tampak-v3 {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

/* ---------- 4. NAPAS ORNAMEN & POTRET (GPU COMPOSITOR, NOL BEBAN SCROLL) ---------- */
@media (prefers-reduced-motion: no-preference) {
  #sampul #tombolBuka,
  #sampul #tombol-buka,
  #sampul #bukaUndangan,
  #sampul #btnBuka,
  #sampul .tombol-buka,
  #sampul .tombol-utama {
    animation: denyutBukaV3 var(--setengah-bar) ease-in-out infinite alternate;
  }
  @keyframes denyutBukaV3 {
    0% { transform: scale3d(1, 1, 1); }
    100% { transform: scale3d(1.024, 1.024, 1); }
  }

  body.musik-hidup .bagian-tampak-v3 [data-peran-v3="ornamen"],
  body.musik-hidup .pembatas svg,
  body.musik-hidup .ornamen svg,
  body.musik-hidup .medali {
    animation: napasOrnamenV3 var(--bar-musik) ease-in-out 0.85s infinite alternate;
  }
  @keyframes napasOrnamenV3 {
    0% { transform: translate3d(0, 0px, 0) rotate(0deg); }
    100% { transform: translate3d(0, -2.2px, 0) rotate(0.45deg); }
  }

  body.musik-hidup #mempelai img,
  body.musik-hidup .kartu-mempelai img,
  body.musik-hidup .profil img,
  body.musik-hidup .karya-potret img {
    animation: napasPotretV3 calc(var(--bar-musik) * 2.5) ease-in-out infinite alternate;
    will-change: transform;
  }
  @keyframes napasPotretV3 {
    0% { transform: scale3d(1, 1, 1); }
    100% { transform: scale3d(1.032, 1.032, 1); }
  }
}

@media (prefers-reduced-motion: reduce) {
  html.js-koreografi-v3 [data-peran-v3] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Perbaikan Foto Sampul (lanjutan gelombang foto): aturan umum V3 di dalam
   @media (max-width: 768px) — max-height 20dvh + width auto — menekan foto
   sampul asli menjadi stempel kecil. Foto sampul adalah elemen utama
   sampul; pulihkan proporsi hero-nya sesuai desain template ini, tetap
   terkurung di dalam sampul tepat 1 layar. */
@media (max-width: 768px) {
  body:not(.sampul-usai-v3) #sampul .karya-sampul {
    width: min(240px, 63vw) !important;
  }
  body:not(.sampul-usai-v3) #sampul .karya-sampul img {
    width: 100% !important;
    height: auto !important;
    max-height: 32dvh !important;
  }
}
/* Layar pendek (mis. 375x667): poster galeri-seni padat isi — kecilkan
   sedikit lagi foto sampulnya agar catatan kaki contoh tetap muat. */
@media (max-width: 768px) and (max-height: 700px) {
  body:not(.sampul-usai-v3) #sampul .karya-sampul img {
    max-height: 18dvh !important;
  }
}