/* =========================================================================
   Tema _base — "Daluang"

   Semua warna dan huruf berasal dari custom property yang disuntik dari
   theme.json. Jangan pernah menulis nilai warna langsung di sini kecuali
   sebagai nilai cadangan (fallback) pada var().
   ========================================================================= */

:root {
    --c-paper:  #F7F4EC;
    --c-ink:    #293B32;
    --c-accent: #62765B;

    --c-muted: color-mix(in srgb, var(--c-ink) 74%, var(--c-paper));
    --c-rule:  color-mix(in srgb, var(--c-ink) 14%, var(--c-paper));
    --c-sunk:  color-mix(in srgb, var(--c-ink) 4%, var(--c-paper));

    --f-display: 'Cormorant Garamond', Georgia, serif;
    --f-script:  'Great Vibes', 'Cormorant Garamond', Georgia, serif;
    --f-body:    'DM Sans', system-ui, -apple-system, sans-serif;
    --c-action: color-mix(in srgb, var(--c-accent) 55%, #172A23);

    --w-text: 34rem;
    --s-section: clamp(3.5rem, 12vw, 6.5rem);

    --ease: cubic-bezier(.22, .61, .36, 1);
}

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

html { -webkit-text-size-adjust: 100%; }

body.inv {
    margin: 0;
    background: var(--c-paper);
    color: var(--c-ink);
    font-family: var(--f-body);
    font-size: 1rem;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Sampul mengunci halaman sampai tamu menekan tombol buka. */
body.inv:not(.is-open) { overflow: hidden; height: 100dvh; }

img { max-width: 100%; display: block; }

:where(a, button):focus-visible {
    outline: 2px solid var(--c-accent);
    outline-offset: 3px;
}

/* ------------------------------------------------------------------ sampul */

.inv-cover {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
    grid-template-columns: minmax(0, 1fr);
    background: var(--c-paper);
    text-align: center;
    padding: 2rem 1.5rem calc(2rem + env(safe-area-inset-bottom));
    overflow-y: auto;
}

.inv-cover__photo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(.85);
}

/*
    Galeri sampul auto-slide — beberapa <img> ditumpuk di posisi yang sama,
    cuma satu yang class="is-active" (opacity:1) di satu waktu. theme.js
    yang menggilir class itu tiap beberapa detik. prefers-reduced-motion
    dihormati: transisi opacity dimatikan, bukan cuma dipercepat, supaya
    penggantiannya tidak terasa seperti kedipan mendadak bagi yang sensitif.
*/
.inv-cover__slideshow {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.inv-cover__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(.85);
    opacity: 0;
    transition: opacity 1.2s ease;
}

.inv-cover__slide.is-active { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
    .inv-cover__slide { transition: none; }
}

/* Foto sampul selalu diberi lapisan gelap agar teks tetap terbaca apa pun
   fotonya — ini soal keterbacaan, bukan gaya. Berlaku untuk foto sampul
   TUNGGAL (.inv-cover__photo) MAUPUN galeri sampul auto-slide
   (.inv-cover__slideshow) — keduanya dulunya cuma menargetkan
   .inv-cover__photo, jadi slideshow tidak pernah dapat lapisan gelap ini
   kalau tidak disebutkan eksplisit di sini juga. */
.inv-cover--penuh:has(.inv-cover__photo)::before,
.inv-cover--penuh:has(.inv-cover__slideshow)::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom,
        color-mix(in srgb, #000 25%, transparent),
        color-mix(in srgb, #000 62%, transparent));
    z-index: 1;
    pointer-events: none;
}

.inv-cover--penuh:has(.inv-cover__photo),
.inv-cover--penuh:has(.inv-cover__slideshow) { color: #F4F3EE; }

.inv-cover__inner {
    position: relative;
    z-index: 2;
    max-width: 26rem;
    display: grid;
    gap: 1.25rem;
    justify-items: center;
}

.inv-cover__eyebrow {
    margin: 0;
    font-size: .72rem;
    letter-spacing: .22em;
    text-transform: uppercase;
    opacity: .75;
}

.inv-cover__title {
    margin: 0;
    font-family: var(--f-script);
    font-weight: 400;
    font-size: clamp(3.1rem, 14vw, 4.8rem);
    line-height: 1.12;
    letter-spacing: 0;
    display: grid;
    gap: .1em;
}

.inv-cover__amp {
    font-size: .42em;
    font-style: italic;
    opacity: .7;
}

.inv-cover__date {
    margin: 0;
    font-size: .9rem;
    letter-spacing: .04em;
}

.inv-cover__to { margin-top: .5rem; }

.inv-cover__to-label {
    margin: 0 0 .15rem;
    font-size: .68rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    opacity: .7;
}

.inv-cover__to-name {
    margin: 0;
    font-family: var(--f-display);
    font-size: 1.35rem;
    font-weight: 600;
}

/* Tirai: sampul terangkat, bukan memudar. Satu gerakan, bukan tumpukan efek. */
body.inv.is-open .inv-cover {
    transform: translateY(-100%);
    transition: transform .9s var(--ease);
    pointer-events: none;
}

/* ------------------------------------------------------------------ tombol */

.inv-btn {
    display: inline-block;
    font-family: var(--f-body);
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .12em;
    text-transform: uppercase;
    text-decoration: none;
    padding: .85rem 1.6rem;
    border-radius: 999px;
    border: 1px solid currentColor;
    background: transparent;
    color: inherit;
    cursor: pointer;
    transition: background-color .25s var(--ease), color .25s var(--ease);
}

.inv-btn--solid {
    background: var(--c-action);
    border-color: var(--c-action);
    color: #FBFBF8;
}

.inv-btn--ghost { border-color: var(--c-rule); color: var(--c-muted); }
.inv-btn--ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* ------------------------------------------------------------------- isi */

.inv__main {
    max-width: var(--w-text);
    margin-inline: auto;
    padding-inline: 1.5rem;
}

/* -------------------------------------------------------- panel desktop */

/*
 * Struktur dua panel, HANYA di atas breakpoint ini. Di bawahnya kedua
 * elemen tidak diberi gaya tambahan sama sekali — #desk_cov tidak dirender
 * (display:none), #isi otomatis selebar layar seperti sebelum perubahan
 * ini. Rasio ponsel yang dijaga bukan lebar layarnya (itu tetap fleksibel
 * di ponsel), tapi lebar KOLOM KANAN-nya: berapa pun lebar layar desktop,
 * konten tidak pernah melebar dari 500px — ruang ekstra jadi panel foto,
 * bukan ikut memuat teks.
 */
.inv-desk-cover { display: none; }

@media (min-width: 900px) {
    body.inv { overflow-x: hidden; }

    /* Panel kiri: gambar tema + judul, diam di tempat selama #isi
       di-scroll. Lebar dihitung dari SISA setelah kolom kanan 500px —
       bukan angka tetap sendiri — supaya keduanya selalu pas berdampingan
       tanpa celah atau tumpang tindih berapa pun lebar layarnya. */
    .inv-desk-cover {
        display: block;
        position: fixed;
        left: 0;
        top: 0;
        width: calc(100% - var(--desk-content-width, 500px));
        height: 100dvh;
        overflow: hidden;
    }

    .inv-desk-cover__bg {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }

    .inv-desk-cover__bg--plain {
        background:
            radial-gradient(60rem 50rem at 20% 15%, color-mix(in srgb, var(--c-accent) 30%, transparent), transparent 60%),
            var(--c-ink);
    }

    /* Foto sampul apa pun warnanya, teks di atasnya harus tetap terbaca —
       lapisan gelap ini bukan gaya, ini syarat keterbacaan. */
    .inv-desk-cover__scrim {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg,
            color-mix(in srgb, #000 20%, transparent) 0%,
            color-mix(in srgb, #000 45%, transparent) 100%);
    }

    .inv-desk-cover__text {
        position: absolute;
        inset: 0;
        display: grid;
        align-content: center;
        place-items: center;
        justify-items: center;
        gap: .75rem;
        padding: 3rem;
        text-align: center;
        color: #F4F3EE;
    }

    .inv-desk-cover__eyebrow {
        margin: 0;
        font-size: .8rem;
        letter-spacing: .32em;
        text-transform: uppercase;
        opacity: .85;
    }

    .inv-desk-cover__title {
        margin: 0;
        font-family: var(--f-script);
        font-weight: 400;
        font-size: clamp(3.5rem, 6.5vw, 6.8rem);
        line-height: 1.25;
        max-width: 22ch;
    }

    .inv-desk-cover__date {
        margin: 0;
        font-size: 1rem;
        letter-spacing: .05em;
        opacity: .9;
    }

    /* Panel kanan: konten sungguhan, scroll dokumen biasa — BUKAN elemen
       fixed/scroll sendiri. Didorong ke kanan sepanjang lebar panel kiri,
       dikunci ke lebar tetap supaya paragraf tidak melebar tak terbaca di
       layar lebar. */
    .inv-frame {
        margin-left: calc(100% - var(--desk-content-width, 500px));
        width: var(--desk-content-width, 500px);
        min-height: 100dvh;
        background: var(--c-paper);
        /* Bayangan tipis di sisi kiri saja — cukup untuk memisahkan dari
           panel foto, tanpa membuatnya terasa seperti kartu mengambang. */
        box-shadow: -24px 0 60px -36px rgb(0 0 0 / .3);
    }

    /*
     * Panel kiri (#desk_cov) tampil PERMANEN sejak halaman dimuat — tidak
     * menunggu tombol "Buka undangan" ditekan. Supaya itu terlihat sejak
     * awal, sampul (.inv-cover, aslinya `inset:0` menutupi seluruh
     * viewport) dipersempit di sini supaya cuma menutupi lebar KOLOM
     * KANAN saja. Tombol buka jadi terasa berada "di dalam" #isi, bukan
     * menutupi seluruh dua panel.
     *
     * Yang tidak berubah: posisi fixed-nya, animasi terangkatnya
     * (translateY), dan z-index-nya — cuma lebar & sisi tempelnya yang
     * disempitkan.
     */
    .inv-cover {
        left: auto;
        right: 0;
        width: var(--desk-content-width, 500px);
    }
}

.inv-section {
    padding-block: var(--s-section);
    border-bottom: 1px solid var(--c-rule);
}

.inv-section:last-of-type { border-bottom: 0; }
.inv-section--center { text-align: center; }

.inv-head { margin-bottom: 2.5rem; }

.inv-head__eyebrow {
    margin: 0 0 .6rem;
    font-size: .7rem;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--c-accent);
}

.inv-head__title {
    margin: 0;
    font-family: var(--f-display);
    font-weight: 600;
    font-size: clamp(1.75rem, 7vw, 2.4rem);
    line-height: 1.1;
    letter-spacing: -.015em;
}

.inv-head__lead { margin: .9rem 0 0; color: var(--c-muted); }

/* Teks panjang rata kiri — bukan rata tengah. Paragraf yang dirata tengah
   memaksa mata mencari awal baris tiap kali, dan undangan sering dibaca
   orang tua di layar kecil. */
.inv-prose { margin: 0 auto; max-width: 30rem; }
.inv-section--center .inv-prose { text-align: center; }

.inv-quote {
    margin: 0 0 2rem;
    padding: 0;
}

.inv-quote__text {
    margin: 0;
    font-family: var(--f-display);
    font-size: 1.15rem;
    font-style: italic;
    line-height: 1.5;
}

.inv-quote__source {
    margin-top: .75rem;
    font-size: .78rem;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--c-muted);
}

.inv-link { color: var(--c-accent); }
.inv-note { color: var(--c-muted); font-size: .9rem; }

/* ------------------------------------------------------------------ orang */

.inv-people { display: grid; gap: 3rem; }

.inv-person { text-align: center; }

.inv-person__photo {
    width: 9.5rem;
    height: 9.5rem;
    object-fit: cover;
    border-radius: 50%;
    margin: 0 auto 1.25rem;
}

.inv-person__photo--lg { width: 12rem; height: 12rem; }

.inv-person__name {
    margin: 0;
    font-family: var(--f-display);
    font-weight: 600;
    font-size: 1.6rem;
    line-height: 1.15;
}

.inv-person__name--lg { font-size: 2rem; }

.inv-person__parents { margin: .5rem 0 0; font-size: .9rem; color: var(--c-muted); }
.inv-person__bio { margin: .9rem 0 0; font-size: .95rem; }

.inv-parents { display: grid; gap: .35rem; }
.inv-parents__name { margin: 0; font-family: var(--f-display); font-size: 1.3rem; }
.inv-parents__amp { margin: 0; font-style: italic; color: var(--c-muted); }

/* ------------------------------------------------------------------ cerita */

.inv-story { list-style: none; margin: 0; padding: 0; display: grid; gap: 2.25rem; }

.inv-story__period {
    margin: 0 0 .3rem;
    font-size: .72rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--c-accent);
}

.inv-story__title { margin: 0; font-family: var(--f-display); font-size: 1.25rem; }
.inv-story__body { margin: .5rem 0 0; color: var(--c-muted); }

/* ------------------------------------------------- hitung mundur & rel waktu */

.inv-countdown {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: .5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.inv-countdown__cell {
    padding: .9rem .25rem;
    background: var(--c-sunk);
    border-radius: .5rem;
}

.inv-countdown__cell b {
    display: block;
    font-family: var(--f-display);
    font-size: 1.6rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.inv-countdown__cell span {
    font-size: .65rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--c-muted);
}

/* Rel waktu: garis vertikal tipis dengan acara sebagai simpul di atasnya.
   Ini elemen tanda tangan tema — semua yang lain sengaja dibuat tenang. */
.inv-rail {
    list-style: none;
    margin: 0;
    padding: 0 0 0 2.25rem;
    position: relative;
    display: grid;
    gap: 3rem;
}

.inv-rail::before {
    content: '';
    position: absolute;
    left: .6rem;
    top: .4rem;
    bottom: .4rem;
    width: 1px;
    background: var(--c-rule);
}

.inv-rail__item { position: relative; }

.inv-rail__marker {
    position: absolute;
    left: -2.25rem;
    top: 0;
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    background: var(--c-accent);
    color: var(--c-paper);
    font-size: .65rem;
    font-weight: 700;
    display: grid;
    place-items: center;
}

.inv-rail__item.is-past .inv-rail__marker { background: var(--c-rule); color: var(--c-muted); }

.inv-rail__title {
    margin: 0 0 .5rem;
    font-family: var(--f-display);
    font-size: 1.35rem;
    line-height: 1.1;
}

.inv-rail__date { margin: 0; font-weight: 500; }

.inv-rail__time {
    margin: .1rem 0 .9rem;
    font-variant-numeric: tabular-nums;
    color: var(--c-accent);
}

.inv-rail__venue { margin: 0; font-weight: 500; }
.inv-rail__address { margin: .15rem 0 0; color: var(--c-muted); font-size: .92rem; }
.inv-rail__meta { margin: .5rem 0 0; font-size: .85rem; color: var(--c-muted); }
.inv-rail__body .inv-btn { margin-top: 1.1rem; }

/* ------------------------------------------------------------------- video */

/*
 * Pembungkus rasio 16:9 pakai teknik padding-top klasik, bukan
 * aspect-ratio langsung pada <iframe> — iframe video YouTube/Vimeo sering
 * membawa atribut width/height bawaan dari penyedianya yang bisa
 * menabrak aspect-ratio CSS di sebagian browser. padding-top tidak
 * punya masalah itu, dan didukung di mana saja.
 */
.inv-video {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 9/16 */
    border-radius: .5rem;
    overflow: hidden;
    background: var(--c-sunk);
}

.inv-video iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ------------------------------------------------------------------ galeri */

.inv-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: .5rem;
}

.inv-gallery__cell {
    padding: 0;
    border: 0;
    background: none;
    cursor: pointer;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    border-radius: .25rem;
}

.inv-gallery__cell img { width: 100%; height: 100%; object-fit: cover; }

.inv-lightbox {
    border: 0;
    padding: 0;
    background: transparent;
    max-width: 100vw;
    max-height: 100dvh;
}

.inv-lightbox::backdrop { background: rgb(0 0 0 / .88); }
.inv-lightbox img { max-height: 90dvh; width: auto; margin: auto; }

.inv-lightbox__close {
    position: fixed;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    border: 0;
    border-radius: 50%;
    background: rgb(255 255 255 / .15);
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ------------------------------------------------------------------ hadiah */

.inv-gifts { display: grid; gap: 1rem; }

.inv-gift {
    padding: 1.5rem;
    background: var(--c-sunk);
    border-radius: .5rem;
    text-align: center;
}

.inv-gift__logo { height: 1.5rem; width: auto; margin: 0 auto .75rem; }
.inv-gift__label { margin: 0; font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--c-muted); }

.inv-gift__account {
    margin: .4rem 0 .2rem;
    font-family: var(--f-display);
    font-size: 1.4rem;
    font-variant-numeric: tabular-nums;
    letter-spacing: .04em;
}

.inv-gift__holder { margin: 0 0 1rem; font-size: .9rem; color: var(--c-muted); }
.inv-gift__qr { width: 12rem; margin: 1rem auto 0; }
.inv-gift__address { margin: .5rem 0 1rem; }

/* -------------------------------------------------------- penutup & footer */

.inv-closing { padding-block: calc(var(--s-section) * 1.2); }
.inv-closing__salutation { margin: 2rem 0 .35rem; font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--c-muted); }
.inv-closing__title { margin: 0; font-family: var(--f-display); font-size: 1.8rem; font-weight: 600; }

.inv-footer {
    padding: 2rem 1.5rem calc(2rem + env(safe-area-inset-bottom));
    text-align: center;
    font-size: .78rem;
    color: var(--c-muted);
    background: var(--c-sunk);
}

.inv-footer p { margin: 0; }


/* -------------------------------------------------------- form RSVP & ucapan */

.inv-form { display: grid; gap: 1.5rem; text-align: left; max-width: 26rem; margin-inline: auto; }

.inv-field { display: grid; gap: .45rem; border: 0; padding: 0; margin: 0; }

.inv-label {
    font-size: .7rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--c-muted);
}

.inv-optional { text-transform: none; letter-spacing: 0; opacity: .7; }

.inv-input {
    width: 100%;
    /* 16px mencegah iOS memperbesar halaman saat kolom difokuskan — di
       bawah itu, tata letak melompat dan tamu kehilangan konteks. */
    font: inherit;
    font-size: 1rem;
    font-family: var(--f-body);
    color: var(--c-ink);
    background: var(--c-sunk);
    border: 1px solid var(--c-rule);
    border-radius: .5rem;
    padding: .75rem .9rem;
    transition: border-color .2s var(--ease);
}

.inv-input:focus { outline: none; border-color: var(--c-accent); }
.inv-input--sm { max-width: 7rem; }
.inv-input:disabled { opacity: .55; }

textarea.inv-input { resize: vertical; min-height: 4.5rem; }

.inv-choices { display: grid; gap: .5rem; }

.inv-choice {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: .7rem .9rem;
    border: 1px solid var(--c-rule);
    border-radius: .5rem;
    cursor: pointer;
    transition: border-color .2s var(--ease);
}

/* Seluruh baris jadi target sentuh, bukan lingkaran radio 16px — undangan
   dibuka sambil berjalan, di kereta, dengan satu tangan. */
.inv-choice:has(:checked) { border-color: var(--c-accent); background: var(--c-sunk); }
.inv-choice input { accent-color: var(--c-accent); width: 1.1rem; height: 1.1rem; }

.inv-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.inv-form__error {
    margin: 0;
    font-size: .88rem;
    color: #B3261E;
}

.inv-form__done { margin: 0; font-size: .9rem; color: var(--c-accent); }

.inv-tally {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .5rem;
    margin: 2.5rem auto 0;
    max-width: 26rem;
    text-align: center;
}

.inv-tally div { padding: .9rem .25rem; background: var(--c-sunk); border-radius: .5rem; }
.inv-tally dt { font-size: .62rem; letter-spacing: .16em; text-transform: uppercase; color: var(--c-muted); }

.inv-tally dd {
    margin: .25rem 0 0;
    font-family: var(--f-display);
    font-size: 1.4rem;
    font-variant-numeric: tabular-nums;
}

.inv-wishes { display: grid; gap: 1rem; margin-top: 2.5rem; text-align: left; }

.inv-wish {
    padding: 1.1rem 1.25rem;
    background: var(--c-sunk);
    border-radius: .75rem;
}

.inv-wish__name { margin: 0; font-weight: 500; }
.inv-wish__text { margin: .35rem 0 0; color: var(--c-muted); line-height: 1.7; overflow-wrap: anywhere; }
.inv-wish__ago { margin: .5rem 0 0; font-size: .75rem; color: var(--c-muted); opacity: .8; }

.inv-wishes__more { margin: 1.5rem auto 0; display: block; }

/* ------------------------------------------------------------------ musik */

.inv-music {
    position: fixed;
    right: 1rem;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    z-index: 40;
    width: 2.75rem;
    height: 2.75rem;
    border: 0;
    border-radius: 50%;
    background: var(--c-accent);
    display: none;
    align-items: center;
    justify-content: center;
    gap: 2px;
    cursor: pointer;
}

body.inv.is-open .inv-music { display: flex; }

.inv-music__bar {
    width: 2px;
    height: 8px;
    background: var(--c-paper);
    border-radius: 1px;
}

.inv-music[aria-pressed="true"] .inv-music__bar { animation: inv-eq .9s ease-in-out infinite; }
.inv-music__bar:nth-child(2) { animation-delay: .15s; }
.inv-music__bar:nth-child(3) { animation-delay: .3s; }

@keyframes inv-eq {
    0%, 100% { height: 6px; }
    50%      { height: 14px; }
}

/* ------------------------------------------------------------------ reveal */

.inv-section { opacity: 0; transform: translateY(1.25rem); }
.inv-section.is-visible { opacity: 1; transform: none; transition: opacity .7s var(--ease), transform .7s var(--ease); }

@media (prefers-reduced-motion: reduce) {
    .inv-section { opacity: 1; transform: none; }
    body.inv.is-open .inv-cover { transition: none; }
    .inv-music__bar { animation: none; }
    * { scroll-behavior: auto !important; }
}

/* ------------------------------------------------------------------ layar besar */

@media (min-width: 48rem) {
    .inv-people { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .inv-gallery { grid-template-columns: repeat(3, 1fr); }
    .inv-gifts { grid-template-columns: repeat(2, 1fr); }
}

/* Shared stationery details. Theme colors still come from theme options. */
body.inv { --c-surface: color-mix(in srgb, var(--c-paper) 94%, var(--c-ink)); }
body.inv [hidden] { display: none !important; }
.inv-cover__inner, .inv-cover__title { min-width: 0; max-width: 100%; }
.inv-cover__title, .inv-desk-cover__title, .inv-person__name,
.inv-closing__title { overflow-wrap: anywhere; text-wrap: balance; }
.inv-cover__inner { width: 25rem; padding: 2.25rem 1.25rem; gap: 1.15rem; }
.inv-cover__inner::after {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    border: 1px solid color-mix(in srgb, currentColor 35%, transparent);
    border-radius: 12rem 12rem .35rem .35rem;
}
.inv-cover__eyebrow { padding-top: 1rem; font-size: .64rem; letter-spacing: .24em; }
.inv-cover__amp { font-family: var(--f-display); font-size: .34em; }
.inv-cover__date { font-size: .76rem; letter-spacing: .13em; }
.inv-cover__to { padding-top: 1rem; }
.inv-cover__to-label { font-size: .62rem; opacity: .85; }
.inv-cover__to-name { font-size: 1.45rem; }
.inv-btn { min-height: 46px; border-radius: .25rem; font-size: .68rem; letter-spacing: .14em; line-height: 1.6; }
.inv-btn--solid { box-shadow: 0 5px 18px color-mix(in srgb, var(--c-action) 12%, transparent); }
.inv-btn:hover { filter: brightness(1.08); }
.inv-btn:disabled { opacity: .55; cursor: wait; }
.inv-btn--ghost { color: var(--c-ink); }
.inv-btn--ghost:hover, .inv-form__done { color: var(--c-ink); }
.inv__main:focus { outline: none; }
.inv__main { padding-inline: clamp(1.25rem, 5vw, 2.5rem); }
.inv-section { scroll-margin-top: 2rem; }
.inv-head { text-align: center; margin-bottom: 2.4rem; }
.inv-head__eyebrow { color: var(--c-muted); font-size: .64rem; letter-spacing: .22em; }
.inv-head__title { font-size: clamp(2.15rem, 8vw, 2.85rem); font-weight: 500; line-height: 1.15; text-wrap: balance; }
.inv-head__title::after {
    content: ''; display: block; width: 2.5rem; height: 1px;
    background: var(--c-accent); opacity: .65; margin: 1.25rem auto 0;
}
.inv-head__lead { font-size: .9rem; }
.inv-prose { font-size: .94rem; line-height: 1.95; }
.inv-quote { padding: 2rem 1.25rem; border-block: 1px solid var(--c-rule); }
.inv-quote__text { font-size: 1.4rem; line-height: 1.65; }
.inv-person__photo {
    width: 11rem; height: 14rem; border-radius: 8rem 8rem .3rem .3rem;
    padding: .35rem; border: 1px solid var(--c-rule); background: var(--c-paper);
    box-shadow: 0 12px 24px color-mix(in srgb, var(--c-ink) 7%, transparent);
}
.inv-person__name { font-family: var(--f-script); font-weight: 400; font-size: 2.5rem; line-height: 1.35; }
.inv-person__parents { font-size: .84rem; }
.inv-story { gap: 2rem; padding-left: 1.35rem; border-left: 1px solid var(--c-rule); }
.inv-story > li { position: relative; }
.inv-story > li::before { content: ''; position: absolute; left: -1.65rem; top: .45rem; width: .55rem; height: .55rem; border-radius: 50%; background: var(--c-accent); outline: 4px solid var(--c-paper); }
.inv-story__title { font-size: 1.65rem; font-weight: 500; }
.inv-story__body { font-size: .9rem; }
.inv-countdown { gap: .65rem; }
.inv-countdown__cell { padding: 1.2rem .15rem .9rem; border: 1px solid var(--c-rule); border-radius: 2.5rem 2.5rem .2rem .2rem; background: transparent; }
.inv-countdown__cell b { font-size: 2.2rem; font-weight: 500; }
.inv-countdown__cell span { font-size: .57rem; letter-spacing: .1em; }
.inv-rail__title { font-size: 1.9rem; font-weight: 500; }
.inv-rail__time, .inv-story__period, .inv-link { color: var(--c-muted); }
.inv-link { text-underline-offset: 4px; }
.inv-gallery { gap: .65rem; }
.inv-gallery__cell { border-radius: .3rem; }
.inv-gallery__cell img { transition: transform .6s var(--ease); }
.inv-gallery__cell:hover img { transform: scale(1.04); }
.inv-gift { border: 1px solid var(--c-rule); border-radius: .4rem; background: var(--c-sunk); }
.inv-gift__account { font-family: var(--f-body); font-size: 1.2rem; overflow-wrap: anywhere; }
.inv-closing__title { font-family: var(--f-script); font-size: 3rem; font-weight: 400; }
.inv-input { border-radius: .3rem; background: color-mix(in srgb, var(--c-paper) 98%, var(--c-ink)); padding: .85rem 1rem; }
.inv-input:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }
.inv-choice { min-height: 50px; border-radius: .3rem; font-size: .88rem; }
.inv-choice:has(:checked) { border-color: var(--c-action); background: var(--c-sunk); }
.inv-label { color: var(--c-ink); font-size: .65rem; letter-spacing: .12em; }
.inv-wish { border: 1px solid var(--c-rule); border-left: 2px solid var(--c-accent); border-radius: .3rem; background: transparent; }
.inv-wish__text { font-size: .9rem; }
.inv-music { background: var(--c-action); box-shadow: 0 3px 14px rgb(0 0 0 / .14); }
.inv-music__bar { background: #fff; }
.inv-tally div { border: 1px solid var(--c-rule); background: transparent; border-radius: .3rem; }
.inv-tally dt { letter-spacing: .07em; }
[data-section] { scroll-margin-top: 1.5rem; }
/* These sections live in a narrow reading column even on desktop. */
@media (min-width: 48rem) {
    .inv-frame .inv-people, .agk-frame .inv-people,
    .inv-frame .inv-gifts, .agk-frame .inv-gifts { grid-template-columns: 1fr; }
    .inv-frame .inv-gallery, .agk-frame .inv-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 900px) {
    .inv-desk-cover__text { gap: 1.5rem; }
    .inv-desk-cover::after { content: ''; position: absolute; inset: 2rem; border: 1px solid rgb(255 255 255 / .3); pointer-events: none; }
}
@media (max-height: 700px) {
    .inv-cover { align-items: start; }
    .inv-cover__inner { padding-block: 1.25rem; gap: .75rem; }
    .inv-cover__title { font-size: 3.25rem; }
}
@media (prefers-reduced-motion: reduce) {
    .inv-gallery__cell img { transition: none; }
    .inv-gallery__cell:hover img { transform: none; }
    .inv-music[aria-pressed="true"] .inv-music__bar { animation: none; }
}

/* --- QR check-in tamu (link personal) -------------------------------- */
.inv-checkin-btn {
    position: fixed;
    right: 1rem;
    bottom: calc(4.25rem + env(safe-area-inset-bottom));
    z-index: 40;
    display: none;
    align-items: center;
    gap: .4rem;
    padding: .55rem .9rem;
    border: 0;
    border-radius: 999px;
    background: var(--c-accent);
    color: var(--c-paper);
    font: 500 .8rem/1 var(--f-body);
    box-shadow: 0 6px 20px rgb(0 0 0 / .18);
    cursor: pointer;
}
.inv-checkin-btn svg { width: 1.1rem; height: 1.1rem; }
body.inv.is-open .inv-checkin-btn { display: inline-flex; }

.inv-checkin {
    width: min(20rem, calc(100vw - 2rem));
    padding: 0;
    border: 0;
    border-radius: 1.25rem;
    background: var(--c-paper);
    color: var(--c-ink);
}
.inv-checkin::backdrop { background: rgb(0 0 0 / .55); }
.inv-checkin__card { display: grid; gap: .75rem; padding: 1.5rem; text-align: center; font-family: var(--f-body); }
.inv-checkin__title { margin: 0; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted); }
.inv-checkin__name { margin: 0; font-size: 1.15rem; font-weight: 600; }
.inv-checkin__qr { display: grid; place-items: center; aspect-ratio: 1; padding: .5rem; border-radius: .75rem; background: #fff; color: #111; font-size: .85rem; }
.inv-checkin__qr svg { width: 100%; height: 100%; }
.inv-checkin__close { justify-self: center; padding: .5rem 1.25rem; border: 1px solid var(--c-rule); border-radius: 999px; background: transparent; color: inherit; font: inherit; cursor: pointer; }

/* --- Siaran langsung ------------------------------------------------ */
.inv-live__text { max-width: 32rem; margin: 0 auto 1.25rem; text-align: center; color: var(--c-muted); line-height: 1.7; }
.inv-live__action { margin: 1.25rem 0 0; text-align: center; }

/* --- Scrollbar tipis (halaman undangan & pratinjau) ------------------ */
/* Warna mengikuti tinta tema, jadi ikut berubah bersama palet. */
@supports (scrollbar-width: thin) {
    html, .inv * { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, var(--c-ink) 22%, transparent) transparent; }
}
@supports not (scrollbar-width: thin) {
    ::-webkit-scrollbar { width: 5px; height: 5px; }
    ::-webkit-scrollbar-track, ::-webkit-scrollbar-corner { background: transparent; }
    ::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--c-ink) 22%, transparent); border-radius: 999px; }
}

/* ---------------------------------------------------- basmalah (opsional)
   Dipakai semua tema; warna ikut aksen tema. Tema boleh menimpanya. */
.inv-bismillah {
    margin: 0 auto 1.75rem;
    font-family: 'Amiri', 'Scheherazade New', 'Noto Naskh Arabic', serif;
    font-size: clamp(1.6rem, 7vw, 2.1rem);
    font-weight: 400;
    line-height: 1.9;
    color: var(--c-accent);
    text-align: center;
}

/* ---------------------------------------------------- navigasi cepat
   Deretan ikon kecil di bawah layar (partials/quicknav). Tema mengatur
   warnanya lewat --qn-bg, --qn-fg, --qn-active. */
.inv-qn {
    position: fixed; left: 50%; bottom: calc(.75rem + env(safe-area-inset-bottom)); z-index: 45;
    display: none; gap: .15rem; padding: .3rem; transform: translateX(-50%);
    max-width: calc(100vw - 1.5rem);
    border-radius: 999px;
    background: var(--qn-bg, color-mix(in srgb, var(--c-paper) 82%, transparent));
    -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    box-shadow: 0 8px 24px -12px rgb(0 0 0 / .35), inset 0 0 0 1px color-mix(in srgb, var(--c-ink) 10%, transparent);
}
/* .is-shown dipasang skrip partial quicknav (saat sampul dibuka, atau
   langsung bila tema tak punya sampul) — tidak bergantung kelas body. */
.inv-qn.is-shown, body.inv.is-open .inv-qn { display: flex; animation: inv-qn-in .5s var(--ease, ease) both; }
@keyframes inv-qn-in { from { opacity: 0; transform: translate(-50%, 12px); } to { opacity: 1; transform: translateX(-50%); } }
.inv-qn__item {
    display: grid; justify-items: center; gap: .1rem; min-width: 2.9rem; padding: .35rem .45rem .3rem;
    border-radius: 999px; color: var(--qn-fg, var(--c-muted)); text-decoration: none;
    font: 600 .58rem/1 var(--f-body); letter-spacing: .01em;
    transition: background .2s ease, color .2s ease;
}
.inv-qn__item svg { width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.inv-qn__item.is-active, .inv-qn__item:hover { background: var(--qn-active, var(--c-accent)); color: #fff; }
.inv-qn__item:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 2px; }
/* Tombol musik & QR naik supaya tidak tertutup navigasi. */
body.has-quicknav .inv-music { bottom: calc(4.6rem + env(safe-area-inset-bottom)); }
body.has-quicknav .inv-checkin-btn { bottom: calc(7.8rem + env(safe-area-inset-bottom)); }
body.has-quicknav .inv__main { padding-bottom: 4.5rem; }
@media (max-width: 360px) { .inv-qn__item span { display: none; } .inv-qn__item { min-width: 2.5rem; padding: .5rem; } }
@media (prefers-reduced-motion: reduce) { .inv-qn.is-shown, body.inv.is-open .inv-qn { animation: none; } }