/* ============================================================
   GALA NOIR (GN-01) — black-tie ballroom malam.
   Palet ACHROMATIC: arang matte #111110, panel #171716, sisi #0a0a09;
   emas antik kusam #a08a5c (bukan kuning terang), garis ukir #4a453a,
   tinta terang #ece8dd, lembut #b3ad9e. Gerak khas: SOROTAN PANGGUNG
   (cahaya & bayangan) — sapuan berkas cahaya + garis ukir tergambar.
   ============================================================ */
:root{
  --arang:#111110; --panel:#171716; --sisi:#0a0a09; --emas:#a08a5c; --emas-terang:#c2ad7d; --garis:#4a453a; --tinta:#ece8dd;
  --tinta-lembut:#b3ad9e;
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Jost',system-ui,-apple-system,'Segoe UI',sans-serif;
  --arab:'Amiri',serif;
  --butir:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0.63 0 0 0 0 0.54 0 0 0 0 0.36 0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html.jelajah-aktif{scroll-behavior:auto}
body{margin:0;background:var(--sisi);color:var(--tinta);font-family:var(--sans);font-weight:300;line-height:1.7;-webkit-font-smoothing:antialiased}
body.terkunci{overflow:hidden}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--emas-terang);outline-offset:3px}
h1,h2,h3{font-family:var(--serif);font-weight:500;margin:0}
button{font-family:var(--sans)}

/* Kolom konten terpusat ±480px di atas latar sisi yang lebih gelap */
main{max-width:480px;margin:0 auto;background:var(--arang);background-image:var(--butir);box-shadow:0 0 44px rgba(0,0,0,.6);padding-bottom:5.5rem}
.bagian{position:relative;padding:3.2rem 1.4rem 2.6rem;border-bottom:1px solid var(--garis);overflow:hidden;text-align:center}
.bagian::before{content:"";position:absolute;top:0;left:12%;right:12%;height:1px;background:var(--emas);opacity:.55;transform:scaleX(0);transform-origin:center;transition:transform 1s ease}
section.sorot-aktif.bagian::before{transform:scaleX(1)}
.label-bagian{letter-spacing:.46em;text-transform:uppercase;font-size:.68rem;color:var(--emas);margin:0 0 .8rem;font-weight:500}
.label-bagian.kecil{font-size:.62rem;margin-top:1.1rem}
.judul-bagian{font-size:2rem;line-height:1.2;margin-bottom:1.4rem;letter-spacing:.02em}
.teks-isi{color:#d8d2c2;max-width:34rem;margin-left:auto;margin-right:auto}
.garis{border:none;border-top:1px solid var(--garis);width:64px;margin:1.1em auto}

/* Segel monogram — plat ukir: lingkaran garis ganda, emboss cahaya miring */
.segel{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border:1px solid var(--emas);border-radius:50%;outline:1px solid var(--garis);outline-offset:4px;font-family:var(--serif);font-size:1.25rem;color:var(--emas-terang);background:var(--panel);text-shadow:0 1px 0 rgba(0,0,0,.9),0 -1px 0 rgba(194,173,125,.35);box-shadow:inset 0 1px 0 rgba(194,173,125,.25),inset 0 -2px 4px rgba(0,0,0,.8)}

/* Bingkai plat ukir: latar panel gelap + garis rambut ganda (bukan mat-board terang) */
.bingkai{margin:0 auto;background:var(--panel);padding:10px;border:1px solid var(--garis);box-shadow:0 10px 30px rgba(0,0,0,.5)}
.bingkai img{width:100%;height:auto;object-fit:cover;outline:1px solid var(--emas);outline-offset:-6px}
.sampul-foto{max-width:15.5em;padding:.7em}
.sampul-foto img{aspect-ratio:4/5}
.kartu-mempelai .bingkai{max-width:290px}
.kartu-mempelai .bingkai img{aspect-ratio:3/4}
.bingkai.bersama{max-width:380px}
.bingkai.bersama img{aspect-ratio:4/3}
.bingkai.penutup-foto{max-width:300px}
.bingkai.penutup-foto img{aspect-ratio:4/5}

/* ---------- SOROTAN PANGGUNG: berkas cahaya menyapu satu kali ---------- */
/* Pita cahaya sempit (gradasi emas pucat) melintas horizontal; hanya
   transform + opacity yang bergerak. Berbeda jenis dari tirai sutra
   (kain), dissolve, gerbang proyektor, geser kolom, dan belah panel. */
.sorot{position:absolute;top:0;bottom:0;left:0;width:38%;pointer-events:none;z-index:3;
  background:linear-gradient(100deg,transparent 0%,rgba(160,138,92,0) 18%,rgba(194,173,125,.22) 48%,rgba(236,232,221,.30) 60%,transparent 100%);
  transform:translateX(-160%) skewX(-10deg);opacity:0}
section.sorot-aktif .sorot{animation:sorotLewat 1.05s ease-out 1 forwards}
@keyframes sorotLewat{0%{transform:translateX(-160%) skewX(-10deg);opacity:0}12%{opacity:1}100%{transform:translateX(320%) skewX(-10deg);opacity:0}}

/* ---------- Preloader ---------- */
#preloader{display:none}
html.js #preloader{position:fixed;inset:0;z-index:90;background:var(--arang);background-image:var(--butir);display:flex;align-items:center;justify-content:center;text-align:center}
html.pre-selesai #preloader{opacity:0;pointer-events:none;transition:opacity .35s ease}
.pre-dalam{padding:2rem 1.5rem;max-width:24rem}
.pre-nama{font-family:var(--serif);font-size:1.5rem;margin:1rem 0 1.4rem;color:var(--tinta)}
.pre-jalur{width:190px;height:2px;background:var(--garis);margin:0 auto}
#preIsi{display:block;height:100%;width:0;background:var(--emas);transition:width .3s ease}
.pre-status{font-size:.82rem;color:var(--tinta-lembut);margin:1rem 0 0}

/* ---------- Sampul & kerucut sorot ---------- */
/* Standar sampul 1 layar penuh: tepat 100dvh, tanpa scroll sama sekali. */
#sampul{position:relative;height:100dvh;max-height:100dvh;overflow:hidden;background:var(--arang);background-image:var(--butir);display:flex;align-items:center;justify-content:center;text-align:center}
html.js #sampul{position:fixed;inset:0;z-index:60}
html.js body.terkunci #sampul{position:fixed}
/* Kerucut cahaya dari atas (di BELAKANG komposisi, z-2; isi z-4) — tamu
   selalu melihat monogram/foto/tombol; saat dibuka kerucut menyapu
   lalu memudar, dan monogram tersapu kilau emboss. */
.kerucut-sorot{position:absolute;top:-4%;left:50%;width:130%;height:72%;z-index:2;pointer-events:none;
  clip-path:polygon(44% 0,56% 0,100% 100%,0 100%);
  background:linear-gradient(180deg,rgba(236,232,221,.20) 0%,rgba(194,173,125,.12) 34%,transparent 78%);
  opacity:0;transform:translateX(-50%) skewX(0deg)}
#sampul.terbuka .kerucut-sorot{animation:kerucutSapu 1.15s cubic-bezier(.7,0,.2,1) 1 forwards}
@keyframes kerucutSapu{0%{opacity:0;transform:translateX(-50%) skewX(-9deg)}18%{opacity:1}70%{opacity:.85}100%{opacity:0;transform:translateX(-50%) skewX(9deg)}}
/* Sapuan kilau emboss pada monogram sampul saat dibuka (sekali jalan). */
#sampul .segel{position:relative;overflow:hidden}
#sampul.terbuka .segel::after{content:"";position:absolute;top:-20%;bottom:-20%;left:0;width:40%;pointer-events:none;
  background:linear-gradient(100deg,transparent,rgba(236,232,221,.5),transparent);
  animation:embossSapu 1.15s ease-out 1 forwards}
@keyframes embossSapu{0%{transform:translateX(-180%) skewX(-12deg)}100%{transform:translateX(380%) skewX(-12deg)}}
/* Ukuran internal sampul dalam em agar pasSatuLayarSampul() proporsional. */
.isi-sampul{position:relative;z-index:4;padding:1.4em 1.2em;max-width:27em;font-size:16px;width:100%}
.isi-sampul .segel{width:3.4em;height:3.4em;font-size:1.05em}
.label-atas{letter-spacing:.46em;text-transform:uppercase;font-size:.68em;color:var(--emas);margin:.9em 0 .8em;font-weight:500}
.nama-sampul{font-size:1.72em;line-height:1.16;margin-top:.7em}
.nama-sampul .dan{color:var(--emas-terang);font-style:italic;font-size:.62em}
.tanggal-sampul{letter-spacing:.14em;color:var(--tinta-lembut);margin:.6em 0 0;text-transform:uppercase;font-size:.8em}
.hormat{color:var(--tinta-lembut);font-size:.86em;margin:0}
.nama-tamu{font-family:var(--serif);font-size:1.35em;margin:.2em 0 .9em;overflow-wrap:anywhere}
.tombol-buka{background:var(--emas);color:#111110;border:1px solid var(--emas);padding:.9em 2.2em;letter-spacing:.16em;text-transform:uppercase;font-size:.82em;font-weight:500;cursor:pointer;min-height:50px}
.tombol-buka:hover{background:var(--emas-terang);border-color:var(--emas-terang)}
.tombol-buka:disabled{opacity:.55;cursor:wait}

/* ---------- Pembuka ---------- */
.teks-arab{font-family:var(--arab);font-size:1.7rem;margin:0 0 .6rem;color:var(--tinta)}
.salam{font-family:var(--serif);font-size:1.3rem;font-style:italic}
.ayat{margin:1.4rem auto;max-width:32rem;border-top:1px solid var(--garis);border-bottom:1px solid var(--garis);padding:1.2rem .6rem}
.ayat p{font-family:var(--serif);font-size:1.18rem;font-style:italic;margin:0}
.ayat cite{display:block;margin-top:.7rem;font-style:normal;letter-spacing:.22em;text-transform:uppercase;font-size:.7rem;color:var(--emas);font-family:var(--sans)}

/* ---------- Mempelai ---------- */
.kartu-mempelai{padding:1.2rem 0 .4rem}
.nama-mempelai{font-size:1.8rem;margin:.1rem 0}
.orangtua{color:var(--tinta-lembut);font-size:.92rem;margin:.3rem 0 .7rem}
.dan-besar{font-family:var(--serif);font-style:italic;color:var(--emas-terang);font-size:2rem;margin:.4rem 0 0}
.tautan-ig{display:inline-flex;align-items:center;min-height:44px;padding:.45rem 1.1rem;border:1px solid var(--emas);color:var(--emas-terang);text-decoration:none;font-size:.85rem;letter-spacing:.08em}
.tautan-ig:hover{background:var(--emas);color:#111110}

/* ---------- Hitung mundur ---------- */
.hitung{display:flex;gap:.55rem;justify-content:center;margin:1.5rem 0 .8rem;flex-wrap:wrap}
.kotak-waktu{background:var(--panel);border:1px solid var(--garis);min-width:64px;padding:.7rem .4rem}
.kotak-waktu .angka{display:block;font-family:var(--serif);font-size:1.7rem;line-height:1.1;color:var(--tinta)}
.kotak-waktu .label{letter-spacing:.24em;text-transform:uppercase;font-size:.62rem;color:var(--emas)}
.label-hitung{color:var(--tinta-lembut);font-size:.9rem}
.tombol-utama{display:inline-block;background:var(--emas);color:#111110;border:1px solid var(--emas);padding:.8rem 1.8rem;letter-spacing:.12em;text-transform:uppercase;font-size:.85rem;font-weight:500;cursor:pointer;min-height:50px;text-decoration:none}
.tombol-utama:hover{background:var(--emas-terang);border-color:var(--emas-terang)}
.tombol-utama.penuh{width:100%}
.pesan-kalender{min-height:1.2em;color:var(--emas-terang);font-size:.88rem}

/* ---------- Acara: angka gaya ukiran plat ---------- */
.kartu-acara{background:var(--panel);border:1px solid var(--garis);padding:1.6rem 1.2rem;margin:0 auto 1.3rem;max-width:26rem;box-shadow:0 8px 24px rgba(0,0,0,.5)}
.kartu-acara h3{font-size:1.6rem;color:var(--tinta)}
.kartu-acara .tanggal-besar{font-family:var(--serif);font-size:1.15rem;margin:.4rem 0;letter-spacing:.18em;text-transform:uppercase}
.kartu-acara p{margin:.25rem 0;color:#d8d2c2}
.kartu-acara .tempat{font-weight:500}
.tombol-peta{display:inline-flex;align-items:center;min-height:44px;margin-top:.8rem;padding:.5rem 1.3rem;border:1px solid var(--tinta);color:var(--tinta);text-decoration:none;font-size:.85rem;letter-spacing:.08em}
.tombol-peta:hover{border-color:var(--emas-terang);color:var(--emas-terang)}
.busana{color:var(--tinta-lembut);font-size:.92rem}

/* ---------- Kisah ---------- */
.garis-kisah{list-style:none;margin:0;padding:0 0 0 1.2rem;text-align:left;position:relative;max-width:26rem;margin-inline:auto}
.garis-kisah::before{content:"";position:absolute;left:.32rem;top:.4rem;bottom:.4rem;width:1px;background:var(--garis)}
.garis-kisah li{position:relative;padding:0 0 1.6rem 1.1rem}
.garis-kisah li::before{content:"";position:absolute;left:-1.2rem;top:.45rem;width:11px;height:11px;border-radius:50%;background:var(--arang);border:2px solid var(--emas)}
.garis-kisah .periode{letter-spacing:.3em;text-transform:uppercase;font-size:.66rem;color:var(--emas);margin:0;font-weight:500}
.garis-kisah h3{font-size:1.4rem;margin:.15rem 0}
.garis-kisah p{margin:.2rem 0;color:#d8d2c2}

/* ---------- Galeri: kisi 2 kolom searah baris ---------- */
.kisi-galeri{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;max-width:26rem;margin:1.2rem auto 0}
.kisi-galeri figure{margin:0;background:var(--panel);padding:7px;border:1px solid var(--garis)}
.kisi-galeri button{padding:0;border:none;background:none;cursor:pointer;width:100%;display:block;min-height:44px}
.kisi-galeri img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover}
.kisi-galeri figcaption{font-size:.7rem;color:var(--tinta-lembut);padding:.35rem .1rem .15rem;letter-spacing:.04em}

/* ---------- Amplop ---------- */
.kartu-amplop{background:var(--panel);border:1px solid var(--garis);padding:1.4rem 1.2rem;margin:0 auto 1.2rem;max-width:26rem}
.kartu-amplop .bank{letter-spacing:.3em;text-transform:uppercase;font-size:.72rem;color:var(--emas);margin:0;font-weight:500}
.kartu-amplop .nomor{font-family:var(--serif);font-size:1.5rem;margin:.4rem 0 .1rem;overflow-wrap:anywhere}
.kartu-amplop .atas-nama{color:var(--tinta-lembut);font-size:.88rem;margin:0 0 .8rem}
.tombol-salin{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:.55rem 1.5rem;background:none;border:1px solid var(--tinta);color:var(--tinta);font-size:.85rem;letter-spacing:.08em;cursor:pointer}
.tombol-salin:hover{border-color:var(--emas-terang);color:var(--emas-terang)}
.pesan-salin{min-height:1.2em;color:var(--emas-terang);font-size:.86rem;margin:.5rem 0 0}

/* ---------- RSVP ---------- */
.label-demo{background:#1f1c14;border:1px dashed var(--emas);color:#c9b98a;padding:.65rem .8rem;font-size:.85rem;max-width:26rem;margin-inline:auto}
form{margin:1.3rem auto 0;max-width:26rem;text-align:left}
form label{display:block;margin-bottom:.95rem;font-size:.9rem;color:var(--tinta-lembut)}
form input,form select,form textarea{width:100%;margin-top:.35rem;background:var(--panel);border:1px solid var(--garis);color:var(--tinta);padding:.7rem .8rem;font-family:var(--sans);font-size:1rem;min-height:48px;border-radius:0}
form textarea{min-height:auto}
.pesan-form{min-height:1.2em;color:#c9b98a;font-size:.9rem}
#daftarUcapan{max-width:26rem;margin:1.6rem auto 0;text-align:left}
.ucapan-item{border-left:2px solid var(--emas);padding:.3rem 0 .3rem 1rem;margin-bottom:1.1rem}
.ucapan-item strong{font-family:var(--serif);font-size:1.1rem}
.ucapan-item .meta{font-size:.72rem;color:var(--tinta-lembut);letter-spacing:.08em;text-transform:uppercase}
.ucapan-item p{margin:.25rem 0 0;color:#d8d2c2;font-size:.93rem;overflow-wrap:anywhere}
.ucapan-kosong{color:var(--tinta-lembut);font-size:.9rem;text-align:center}

/* ---------- Penutup ---------- */
.penutup{border-bottom:none}
.turut ul{list-style:none;margin:.4rem 0 1.2rem;padding:0;color:#d8d2c2}
.turut li{padding:.2rem 0}
.tanda-tangan{font-family:var(--serif);font-size:2rem;color:var(--emas-terang);margin:.4rem 0}
.kredit-musik{font-size:.78rem;color:var(--tinta-lembut);max-width:24rem;margin:1rem auto 0}
.catatan-demo{font-size:.74rem;color:var(--tinta-lembut);max-width:24rem;margin:1.4rem auto 0}

/* ---------- Lightbox ---------- */
#lightbox{position:fixed;inset:0;z-index:80;background:rgba(10,10,9,.96);display:flex;align-items:center;justify-content:center;gap:.4rem;padding:1rem}
#lightbox[hidden]{display:none}
#lightbox .lb-isi{margin:0;text-align:center;max-width:82vw}
#lbGambar{max-width:82vw;max-height:76vh;border:8px solid var(--panel);outline:1px solid var(--emas);margin:0 auto}
#lbKeterangan{color:var(--tinta);font-size:.86rem;padding-top:.7rem}
.lb-tombol{min-height:44px;min-width:44px;padding:.6rem .9rem;background:none;border:1px solid var(--garis);color:var(--tinta);cursor:pointer;font-size:.88rem}
.lb-tutup{position:absolute;top:calc(.8rem + env(safe-area-inset-top));right:1rem}

/* ---------- Kontrol apung ---------- */
body.dibuka{padding-bottom:84px}
#bilahKontrol{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(12px + env(safe-area-inset-bottom));z-index:70;display:flex;gap:8px;padding:8px;background:rgba(17,17,16,.96);border:1px solid var(--emas);box-shadow:0 6px 24px rgba(0,0,0,.6)}
#bilahKontrol[hidden]{display:none}
#bilahKontrol button{min-height:44px;padding:0 16px;background:transparent;color:var(--tinta);border:1px solid var(--garis);font-size:.92rem;letter-spacing:.04em;cursor:pointer;white-space:nowrap}
#bilahKontrol button[disabled]{opacity:.55;cursor:default}

/* ---------- Ungkap: naik-lembut dari gelap; HANYA disembunyikan bila html.js ---------- */
html.js .ungkap{opacity:0;transform:translateY(10px)}
html.js .ungkap.terlihat{opacity:1;transform:translateY(0);transition:transform var(--durasi-ungkap,.85s) cubic-bezier(.22,.61,.21,1),opacity var(--durasi-ungkap,.85s) ease}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important}
  html.js .ungkap{opacity:1;transform:none}
  section.sorot-aktif .sorot{animation:none;opacity:0}
  #sampul.terbuka .kerucut-sorot{animation:none;opacity:0}
  #sampul.terbuka .segel::after{animation:none}
  .bagian::before{transform:scaleX(1)}
}