/* ======================================================================
   1. TOKENS — Vintage Elegant Paper
   ====================================================================== */
:root {
  --paper: #fdfbf7;
  --paper-2: #f4ede0;
  --gold: #d4af37;
  --gold-deep: #a8841f;
  --ink: #1c1917;
  --ink-soft: #57534e;
  --terra: #78350f;
  --olive: #5c6b3a;
  --line: rgba(120, 53, 15, .22);
  --font-head: 'Playfair Display', Georgia, serif;
  --font-caps: 'Cinzel', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;
  --app-h: 100vh;
  /* Tekstur kertas: noise halus (feTurbulence) */
  --noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .35 0 0 0 0 .22 0 0 0 .09 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  --gold-foil: linear-gradient(135deg, #f8e7a8 0%, #d4af37 35%, #a8841f 55%, #f1d77e 75%, #b8912d 100%);
}
@supports (height: 100svh) { :root { --app-h: 100svh; } }

html, body { height: 100%; margin: 0; overflow: hidden; overscroll-behavior: none; }
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  background: #2a211c;
}

/* ======================================================================
   2. PANGGUNG & BUKU 3D
   .book memakai perspective; setiap .page diputar di sekitar tepi kiri
   (poros lipatan) oleh engine JS. Di desktop: tampil sebagai buku terbuka.
   ====================================================================== */
.stage {
  position: fixed; inset: 0; height: var(--app-h);
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(255, 220, 160, .12), transparent 60%),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, .05) 0 2px, transparent 2px 9px),
    linear-gradient(135deg, #3b2c22, #241a14 60%, #1a120d);
}
.book {
  position: relative;
  width: 100%;
  height: 100%;
  perspective: 2000px;
  perspective-origin: 50% 50%;
  transition: transform 1s cubic-bezier(.645, .045, .355, 1);
}
@media (min-width: 992px) {
  .book {
    width: min(440px, 40vw);
    height: min(calc(var(--app-h) - 7rem), 780px);
    perspective-origin: 0% 50%;
    transform: translateX(50%);              /* buku terbuka: punggung buku di tengah layar */
    filter: drop-shadow(0 30px 40px rgba(0, 0, 0, .55));
  }
  .book.is-closed { transform: translateX(0); }   /* buku tertutup: sampul di tengah */
}

.page {
  position: absolute;
  inset: 0;
  transform-origin: left center;           /* poros lipatan di tepi kiri */
  transform-style: preserve-3d;
  will-change: transform;
}
.face {
  position: absolute;
  inset: 0;
  overflow: hidden;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  background-color: var(--paper);
  background-image:
    radial-gradient(ellipse at 50% 45%, transparent 55%, rgba(120, 80, 30, .14) 100%),   /* vinyet kertas tua */
    var(--noise);
}
.face.back { transform: rotateY(180deg); }
/* Lengkung kertas dekat punggung buku */
.front::before, .back::before {
  content: ""; position: absolute; top: 0; bottom: 0; width: 46px; z-index: 5; pointer-events: none;
}
.front::before { left: 0; background: linear-gradient(90deg, rgba(60, 40, 20, .22), rgba(60, 40, 20, .06) 40%, transparent); }
.back::before { right: 0; background: linear-gradient(270deg, rgba(60, 40, 20, .22), rgba(60, 40, 20, .06) 40%, transparent); }
/* Bayangan dinamis yang diatur engine saat membalik halaman */
.shade, .cast { position: absolute; inset: 0; z-index: 6; pointer-events: none; opacity: 0; }
.front .shade { background: linear-gradient(90deg, rgba(0, 0, 0, .05), rgba(0, 0, 0, .35)); }
.back .shade { background: linear-gradient(270deg, rgba(0, 0, 0, .05), rgba(0, 0, 0, .4)); }
.cast { background: linear-gradient(90deg, rgba(0, 0, 0, .45), rgba(0, 0, 0, .1) 35%, transparent 70%); }

/* Isi halaman: scroll internal jika konten lebih panjang dari layar HP */
.page-inner {
  position: relative; z-index: 2;
  height: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  scrollbar-width: none;
  padding: 2.4rem 1.4rem 5.5rem 2rem;
  display: flex; flex-direction: column;
}
.page-inner::-webkit-scrollbar { display: none; }
.page-inner > .content { margin: auto 0; width: 100%; }
.folio { position: absolute; bottom: 1.1rem; left: 0; right: 0; z-index: 3; text-align: center; font-family: var(--font-caps); font-size: .68rem; letter-spacing: .3em; color: var(--ink-soft); pointer-events: none; }
@media (min-width: 992px) { .folio { bottom: 1.3rem; } }

/* Bingkai tipis bergaya cetak klasik */
.print-frame { position: absolute; inset: .7rem; border: 1px solid var(--line); outline: 1px solid rgba(212, 175, 55, .3); outline-offset: -6px; pointer-events: none; z-index: 1; }

/* ======================================================================
   3. TIPOGRAFI & KOMPONEN
   ====================================================================== */
.eyebrow { display: block; font-family: var(--font-caps); font-size: .7rem; letter-spacing: .4em; text-transform: uppercase; color: var(--terra); margin-bottom: .35rem; }
.title { font-family: var(--font-head); font-weight: 500; font-size: clamp(1.9rem, 8vw, 2.4rem); line-height: 1.15; margin: 0; color: var(--ink); }
.script { font-family: var(--font-head); font-style: italic; }
.foil { background: var(--gold-foil); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--ink-soft); }
.flourish { display: flex; align-items: center; justify-content: center; gap: .6rem; color: var(--gold-deep); margin: .8rem auto; }
.flourish::before, .flourish::after { content: ""; width: 50px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold-deep)); }
.flourish::after { transform: scaleX(-1); }
.flourish i { font-size: .65rem; }

.btn-ink, .btn-paper {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  padding: .65rem 1.3rem; border-radius: 50rem; font-size: .78rem; font-weight: 600; letter-spacing: .05em;
  text-decoration: none; cursor: pointer; transition: transform .3s, background .3s, color .3s;
}
.btn-ink { border: 0; color: var(--paper); background: var(--terra); box-shadow: 0 6px 16px -8px rgba(120, 53, 15, .8); }
.btn-ink:hover { color: var(--paper); background: #5c2a0c; transform: translateY(-1px); }
.btn-paper { border: 1px solid var(--terra); color: var(--terra); background: transparent; }
.btn-paper:hover { color: var(--paper); background: var(--terra); }
.btn-sm-x { padding: .42rem .85rem; font-size: .7rem; }
.btn-ink:focus-visible, .btn-paper:focus-visible { outline: 2px solid var(--gold-deep); outline-offset: 3px; }

/* ======================================================================
   4. SAMPUL (DEPAN, DALAM, & BELAKANG) — hardcover kain linen
   ====================================================================== */
.hardcover {
  background-color: var(--ink);
  background-image:
    radial-gradient(ellipse at 50% 30%, rgba(120, 53, 15, .35), transparent 65%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .025) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, .02) 0 1px, transparent 1px 3px),
    var(--noise);
  color: #f3e9d2;
}
.hardcover::before { background: linear-gradient(90deg, rgba(0, 0, 0, .55), rgba(255, 255, 255, .06) 12%, transparent 30%) !important; width: 60px !important; }
.foil-frame { position: absolute; inset: 1.1rem; border: 1.5px solid rgba(212, 175, 55, .75); pointer-events: none; z-index: 1; }
.foil-frame::before { content: ""; position: absolute; inset: 6px; border: 1px solid rgba(212, 175, 55, .4); }
.foil-frame i { position: absolute; width: 18px; height: 18px; border: 1.5px solid var(--gold); transform: rotate(45deg); background: var(--ink); }
.foil-frame i:nth-child(1) { top: -10px; left: calc(50% - 9px); } .foil-frame i:nth-child(2) { bottom: -10px; left: calc(50% - 9px); }
.cover-names { font-family: var(--font-head); font-style: italic; font-size: clamp(2.8rem, 13vw, 3.6rem); line-height: 1.05; margin: .4rem 0; }
.cover-guest { margin: 1.4rem auto 0; padding: .8rem 0; max-width: 300px; border-top: 1px solid rgba(212, 175, 55, .4); border-bottom: 1px solid rgba(212, 175, 55, .4); }
.cover-guest small { display: block; font-size: .74rem; color: rgba(243, 233, 210, .7); }
.cover-guest strong { display: block; font-family: var(--font-head); font-size: 1.3rem; font-weight: 500; margin-top: .15rem; word-break: break-word; }

/* Pita sutra + segel lilin sebagai tombol "Buka Sampul" */
.ribbon {
  position: absolute; top: 0; right: 1.4rem; z-index: 1; width: 30px; height: 46%;
  background: linear-gradient(90deg, #5c2a0c, #8b4513 45%, #6b3410);
  box-shadow: 2px 0 6px rgba(0, 0, 0, .4);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 92%, 0 100%);
}
.seal {
  position: relative; z-index: 5; margin: 1.3rem auto 0;
  width: 90px; height: 90px; border: 0; padding: 0; border-radius: 50%; cursor: pointer;
  display: grid; place-items: center; text-align: center;
  color: #fbe9c0; font-family: var(--font-caps); font-size: .72rem; letter-spacing: .08em; line-height: 1.1;
  background: radial-gradient(circle at 35% 30%, #b45309, #78350f 60%, #4a1f07);
  box-shadow: inset 0 0 0 5px rgba(0, 0, 0, .15), inset 0 0 0 7px rgba(251, 233, 192, .25), 0 8px 16px -4px rgba(0, 0, 0, .6);
  animation: seal-pulse 2.4s ease-in-out infinite;
}
.seal span { display: block; font-family: var(--font-head); font-style: italic; font-size: 1.3rem; letter-spacing: 0; }
.seal:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
@keyframes seal-pulse { 50% { transform: scale(1.06); } }
.open-hint { margin: .8rem 0 0; font-size: .66rem; letter-spacing: .25em; text-transform: uppercase; color: rgba(243, 233, 210, .65); text-align: center; }

/* Kertas pelapis (endpaper) di balik sampul depan */
.endpaper {
  background-color: #e8dcc4;
  background-image:
    radial-gradient(circle at 25% 25%, rgba(120, 53, 15, .14) 0 6px, transparent 7px),
    radial-gradient(circle at 75% 75%, rgba(120, 53, 15, .14) 0 6px, transparent 7px),
    radial-gradient(circle at 75% 25%, rgba(92, 107, 58, .12) 0 3px, transparent 4px),
    radial-gradient(circle at 25% 75%, rgba(92, 107, 58, .12) 0 3px, transparent 4px),
    var(--noise);
  background-size: 36px 36px, 36px 36px, 36px 36px, 36px 36px, auto;
}
.bookplate { position: absolute; inset: 0; display: grid; place-items: center; z-index: 2; }
.bookplate div { width: 64%; padding: 1.6rem 1rem; text-align: center; background: var(--paper) var(--noise); border: 1px solid var(--terra); outline: 1px solid var(--terra); outline-offset: 4px; }
.left-ornament { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; z-index: 2; color: var(--ink-soft); padding: 2rem; }
.monogram { font-family: var(--font-head); font-style: italic; font-size: 3.4rem; color: var(--terra); line-height: 1; }

/* ======================================================================
   5. ISI HALAMAN
   ====================================================================== */
/* Ayat */
.arabic { font-family: 'Amiri', serif; font-size: clamp(1.2rem, 5vw, 1.55rem); line-height: 2.1; direction: rtl; color: var(--terra); margin: 0 0 .6rem; }
.verse { font-family: var(--font-head); font-style: italic; font-size: 1rem; line-height: 1.7; margin: 0 0 .5rem; }
.drop-cap::first-letter { float: left; font-family: var(--font-head); font-size: 3.2rem; line-height: .85; padding: .2rem .45rem 0 0; color: var(--terra); }

/* Mempelai — bingkai foto paper-cut berlapis */
.couple { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; align-items: start; }
.papercut { position: relative; margin: 0 auto .8rem; width: min(100%, 160px); aspect-ratio: 3 / 4; }
.papercut .layer {
  position: absolute; border-radius: 999px 999px 10px 10px;
  box-shadow: 0 2px 0 rgba(0, 0, 0, .06), 0 8px 14px -8px rgba(60, 30, 10, .55);
}
.papercut .l1 { inset: 0; background: var(--terra); }
.papercut .l2 { inset: 7px; background: var(--gold) var(--noise); }
.papercut .l3 { inset: 13px; background: var(--paper-2) var(--noise); }
.papercut .photo { position: absolute; inset: 19px; border-radius: 999px 999px 8px 8px; overflow: hidden; box-shadow: inset 0 2px 6px rgba(0, 0, 0, .35); }
.papercut .photo img { width: 100%; height: 100%; object-fit: cover; filter: sepia(.25) saturate(.9); }
.papercut .leaf { position: absolute; width: 34px; height: 18px; border-radius: 0 100% 0 100%; background: var(--olive); box-shadow: 0 4px 6px -3px rgba(0, 0, 0, .4); }
.papercut .leaf.a { bottom: 6%; left: -8px; transform: rotate(-35deg); }
.papercut .leaf.b { bottom: 13%; left: -2px; transform: rotate(-70deg); background: #7a8a4f; width: 26px; height: 14px; }
.papercut .leaf.c { top: 28%; right: -9px; transform: rotate(145deg); }
.person-name { font-family: var(--font-head); font-style: italic; font-size: 1.6rem; line-height: 1.1; margin: 0; color: var(--terra); }
.person-full { font-weight: 600; font-size: .82rem; margin: .25rem 0; }
.person-parents { font-size: .72rem; color: var(--ink-soft); margin: 0; line-height: 1.45; }
.amp { font-family: var(--font-head); font-style: italic; font-size: 1.6rem; color: var(--gold-deep); }

/* Acara — tiket berlubang */
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: .45rem; max-width: 360px; margin: 0 auto; }
.cd-box { position: relative; padding: .55rem .2rem; text-align: center; background: var(--paper-2) var(--noise); border: 1px dashed var(--terra); border-radius: 6px; }
.cd-num { display: block; font-family: var(--font-head); font-size: 1.6rem; line-height: 1.1; color: var(--ink); font-variant-numeric: tabular-nums; }
.cd-label { font-family: var(--font-caps); font-size: .55rem; letter-spacing: .2em; color: var(--terra); }
.ticket { position: relative; display: flex; text-align: left; margin-bottom: .7rem; background: #fffdf8 var(--noise); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 6px 14px -10px rgba(60, 30, 10, .6); }
.ticket .stub { flex: 0 0 64px; display: grid; place-items: center; border-right: 2px dashed var(--line); font-family: var(--font-caps); color: var(--terra); }
.ticket .stub b { display: block; font-family: var(--font-head); font-size: 1.8rem; line-height: 1; color: var(--ink); text-align: center; }
.ticket .stub small { font-size: .55rem; letter-spacing: .2em; }
.ticket::before, .ticket::after { content: ""; position: absolute; left: 55px; width: 18px; height: 18px; border-radius: 50%; background: var(--paper); }
.ticket::before { top: -9px; box-shadow: inset 0 -1px 0 var(--line); } .ticket::after { bottom: -9px; box-shadow: inset 0 1px 0 var(--line); }
.ticket .body { padding: .7rem .8rem; flex: 1; min-width: 0; }
.ticket h3 { font-family: var(--font-head); font-style: italic; font-size: 1.2rem; margin: 0 0 .2rem; color: var(--terra); }
.ticket ul { list-style: none; padding: 0; margin: 0 0 .45rem; font-size: .76rem; }
.ticket li { display: flex; gap: .4rem; }
.ticket li i { color: var(--gold-deep); }

/* Galeri — polaroid tempel */
.polaroids { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem .8rem; padding: .4rem .3rem; }
.polaroid { position: relative; padding: 7px 7px 26px; border: 0; background: #fff; box-shadow: 0 8px 14px -8px rgba(40, 25, 10, .6); transform: rotate(var(--r, -2deg)); transition: transform .35s; cursor: zoom-in; }
.polaroid:hover, .polaroid:focus-visible { transform: rotate(0) scale(1.04); z-index: 2; }
.polaroid img { width: 100%; aspect-ratio: 1; object-fit: cover; filter: sepia(.2) contrast(1.02); }
.polaroid figcaption { position: absolute; left: 0; right: 0; bottom: 5px; font-family: var(--font-head); font-style: italic; font-size: .72rem; color: var(--ink-soft); }
.polaroid::before { content: ""; position: absolute; top: -9px; left: 50%; width: 54px; height: 18px; transform: translateX(-50%) rotate(-4deg); background: rgba(212, 175, 55, .45); box-shadow: 0 1px 2px rgba(0, 0, 0, .1); }
.polaroid:nth-child(even)::before { background: rgba(92, 107, 58, .35); transform: translateX(-50%) rotate(5deg); }

.lightbox { position: fixed; inset: 0; z-index: 1070; display: none; align-items: center; justify-content: center; padding: 3.5rem 1rem; background: rgba(28, 25, 23, .94); }
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 100%; max-height: 80vh; padding: 10px 10px 36px; background: #fff; }
.lb-btn { position: absolute; display: grid; place-items: center; width: 2.75rem; height: 2.75rem; border-radius: 50%; border: 1px solid rgba(253, 251, 247, .4); background: rgba(28, 25, 23, .6); color: var(--paper); font-size: 1.15rem; }
.lb-close { top: 1rem; right: 1rem; } .lb-prev { left: .75rem; top: 50%; transform: translateY(-50%); } .lb-next { right: .75rem; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; bottom: 1.25rem; left: 50%; transform: translateX(-50%); font-size: .75rem; letter-spacing: .25em; color: rgba(253, 251, 247, .7); }

/* Amplop digital — amplop surat bersegel */
.envelope { position: relative; margin: 0 auto 1.1rem; max-width: 360px; padding: 2.6rem 1rem 1rem; text-align: left; background: #f1e5cf var(--noise); border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 10px 18px -12px rgba(40, 25, 10, .7); overflow: hidden; }
.envelope::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 52px; background: #e6d6b8 var(--noise); clip-path: polygon(0 0, 100% 0, 50% 100%); box-shadow: inset 0 -1px 0 var(--line); }
.envelope .wax { position: absolute; top: 30px; left: calc(50% - 15px); width: 30px; height: 30px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #b45309, #78350f); box-shadow: 0 2px 4px rgba(0, 0, 0, .4); display: grid; place-items: center; color: #fbe9c0; font-family: var(--font-head); font-style: italic; font-size: .72rem; }
.envelope .bank { font-family: var(--font-caps); font-weight: 600; font-size: 1.05rem; letter-spacing: .12em; color: var(--terra); }
.envelope .no { font-family: var(--font-head); font-size: 1.35rem; letter-spacing: .08em; font-variant-numeric: tabular-nums; }
.envelope .holder { font-size: .72rem; color: var(--ink-soft); letter-spacing: .06em; }

/* RSVP */
.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: .3rem; padding: .25rem; border-radius: 50rem; border: 1px solid var(--line); margin-bottom: .9rem; background: rgba(244, 237, 224, .7); }
.tab { border: 0; border-radius: 50rem; padding: .5rem; font-size: .76rem; font-weight: 600; color: var(--ink-soft); background: transparent; }
.tab[aria-selected="true"] { color: var(--paper); background: var(--terra); }
.form-label { font-family: var(--font-caps); font-size: .62rem; letter-spacing: .18em; color: var(--terra); margin-bottom: .25rem; }
.form-control, .form-select { background-color: rgba(255, 255, 255, .6); border: 1px solid var(--line); border-radius: 8px; padding: .55rem .8rem; font-size: .88rem; color: var(--ink); }
.form-control:focus, .form-select:focus { border-color: var(--terra); box-shadow: 0 0 0 .2rem rgba(120, 53, 15, .15); background-color: #fff; }
.attend { display: grid; grid-template-columns: repeat(3, 1fr); gap: .35rem; }
.attend input { position: absolute; opacity: 0; pointer-events: none; }
.attend label { display: flex; flex-direction: column; align-items: center; gap: .1rem; padding: .45rem .2rem; font-size: .72rem; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; background: rgba(255, 255, 255, .5); }
.attend label i { color: var(--terra); }
.attend input:checked + label { border-color: var(--terra); background: rgba(120, 53, 15, .1); font-weight: 600; }
.attend input:focus-visible + label { outline: 2px solid var(--terra); outline-offset: 2px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: .35rem; margin-bottom: .5rem; }
.stats div { text-align: center; padding: .45rem .2rem; border: 1px dashed var(--line); border-radius: 8px; }
.stats strong { display: block; font-family: var(--font-head); font-size: 1.3rem; line-height: 1.1; color: var(--terra); }
.stats small { font-size: .56rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.feed { max-height: calc(var(--app-h) * .42); overflow-y: auto; overscroll-behavior: contain; }
.wish { display: flex; gap: .65rem; padding: .7rem 0; border-bottom: 1px dashed var(--line); text-align: left; }
.wish:last-child { border-bottom: 0; }
.wish.is-new { animation: wishIn .8s ease; }
@keyframes wishIn { from { opacity: 0; transform: translateY(-10px); } }
.wish-avatar { flex: 0 0 auto; display: grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 50%; color: var(--paper); background: var(--terra); font-family: var(--font-head); font-style: italic; }
.wish-name { font-weight: 600; font-size: .85rem; }
.wish-badge { font-size: .6rem; padding: .05rem .45rem; border-radius: 50rem; border: 1px solid var(--line); color: var(--terra); white-space: nowrap; }
.wish-msg { margin: .15rem 0; font-size: .82rem; white-space: pre-line; word-break: break-word; }
.wish-time { font-size: .68rem; color: var(--ink-soft); }

/* ======================================================================
   6. NAVIGASI, MUSIK, TOAST
   ====================================================================== */
.pager {
  position: fixed; left: 50%; bottom: calc(.8rem + env(safe-area-inset-bottom)); z-index: 1040;
  display: flex; align-items: center; gap: .35rem; padding: .3rem; border-radius: 50rem;
  background: rgba(28, 25, 23, .82); border: 1px solid rgba(212, 175, 55, .45); backdrop-filter: blur(8px);
  transform: translate(-50%, 140%); transition: transform .7s cubic-bezier(.22, 1, .36, 1);
}
.pager.is-visible { transform: translate(-50%, 0); }
.pager button { display: grid; place-items: center; width: 2.4rem; height: 2.4rem; border: 0; border-radius: 50%; color: var(--paper); background: transparent; font-size: 1rem; }
.pager button:hover:not(:disabled) { background: rgba(212, 175, 55, .25); }
.pager button:disabled { opacity: .3; }
.pager button:focus-visible { outline: 2px solid var(--gold); }
.page-count { min-width: 6.4rem; text-align: center; font-family: var(--font-caps); font-size: .7rem; letter-spacing: .1em; color: #f3e9d2; }
.progress-line { position: fixed; top: 0; left: 0; height: 3px; z-index: 1040; background: var(--gold-foil); width: 0; transition: width .8s ease; }

.disc {
  position: fixed; right: 1rem; bottom: calc(.8rem + env(safe-area-inset-bottom)); z-index: 1040;
  width: 3rem; height: 3rem; border: 0; padding: 0; border-radius: 50%;
  background: radial-gradient(circle, var(--terra) 0 20%, #1c1917 21% 23%, transparent 24%), repeating-radial-gradient(circle, #1c1917 0 2px, #2e2824 2px 4px);
  box-shadow: 0 0 0 2px rgba(212, 175, 55, .6), 0 8px 18px -6px rgba(0, 0, 0, .7);
  opacity: 0; transform: scale(.5); pointer-events: none; transition: opacity .5s, transform .5s;
}
.disc i { position: absolute; inset: 0; display: grid; place-items: center; color: #fbe9c0; font-size: .8rem; }
.disc.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.disc.is-playing { animation: spin 3s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 420px) { .pager { left: calc(50% - 1.6rem); } }

.toast-x { position: fixed; left: 50%; bottom: 4.8rem; z-index: 1080; display: flex; align-items: center; gap: .5rem; max-width: calc(100vw - 2rem); padding: .6rem 1.1rem; font-size: .84rem; border-radius: 50rem; background: var(--ink); color: var(--paper); opacity: 0; transform: translate(-50%, 12px); pointer-events: none; transition: .4s; }
.toast-x.is-show { opacity: 1; transform: translate(-50%, 0); }
.toast-x i { color: var(--gold); }

/* Halaman di desktop sedikit lebih lega */
@media (min-width: 992px) {
  .page-inner { padding: 2.6rem 2rem 4rem 2.4rem; }
  .stage { padding-bottom: 3.4rem; }                         /* ruang untuk bar navigasi */
  .polaroids { grid-template-columns: repeat(3, 1fr); }     /* galeri muat 1 halaman buku */
}
@media (max-height: 640px) { .page-inner { padding-top: 1.8rem; } .papercut { width: min(100%, 130px); } }
@media (prefers-reduced-motion: reduce) { .seal { animation: none; } .disc.is-playing { animation: none; } }

/* ======================================================================
   KELAS UTILITAS (dipindah dari atribut style statis)
   ====================================================================== */
.text-gold { color: var(--gold); }
.text-gold-deep { color: var(--gold-deep); }
.text-terra { color: var(--terra); }
.text-cream { color: #fbe9c0; }
.cover-date { font-family: var(--font-caps); letter-spacing: .3em; font-size: .85rem; }
.plate-caption { font-family: var(--font-caps); letter-spacing: .2em; font-size: .6rem; }
.salam-text { font-size: .88rem; line-height: 1.7; }
.gift-intro { font-size: .84rem; max-width: 340px; }
.gift-address { font-size: .8rem; }
.closing-lead { font-size: .86rem; color: rgba(243, 233, 210, .8); }
.closing-title { font-size: clamp(2.4rem, 11vw, 3rem); }
.closing-families { font-size: .82rem; line-height: 1.8; }
.closing-names { font-size: 1.9rem; }
.btn-paper.btn-restart, .btn-paper.btn-restart:hover { color: #fbe9c0; border-color: var(--gold); }
.credit { font-size: .66rem; letter-spacing: .12em; color: rgba(243, 233, 210, .55); }
/* Kemiringan polaroid (berulang tiap 6 foto) */
.polaroid-r1 { --r: -3deg; }
.polaroid-r2 { --r: 2.5deg; }
.polaroid-r3 { --r: 1.5deg; }
.polaroid-r4 { --r: -2deg; }
.polaroid-r5 { --r: -1.5deg; }
.polaroid-r6 { --r: 3deg; }