/*
 * Template "Chat Kita" (Pernikahan): a premium private chat.
 * Colors from the variant (x-inv.head): --inv-primary (deep brand color), --inv-accent (gold),
 * --inv-background (the deep wallpaper), --inv-text (ink on bubbles), --inv-bubble (received, warm ivory),
 * --inv-mine (sent, deep), --inv-label (small labels on bubbles).
 * Fonts: --inv-font-display (names, script) and --inv-font-heading (titles) from the client's font pair.
 */

:root {
    --inv-bubble: #fbf6ec;
    --inv-mine: #125246;
    --inv-label: #0f6656;
    --inv-radius: 14px;
    --ck-col: min(100vw, 460px);
    --ck-sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --ck-head: var(--inv-font-heading, 'Cormorant Garamond'), Georgia, serif;
    --ck-script: var(--inv-font-display, 'Great Vibes'), cursive;
    --ck-ivory: #fbf6ec;
    --ck-soft: color-mix(in srgb, var(--inv-text) 68%, var(--inv-bubble));
    --ck-line: color-mix(in srgb, var(--inv-text) 13%, transparent);
    --ck-gold-soft: color-mix(in srgb, var(--inv-accent) 72%, #fff);
    --ck-shadow: 0 10px 24px -14px rgb(0 0 0 / .7), 0 1px 2px rgb(0 0 0 / .18);
    /* a fine diamond lattice with small four-point stars, used as a mask (colored with the accent) */
    --ck-lattice: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56' viewBox='0 0 56 56'%3E%3Cpath d='M28 0 56 28 28 56 0 28Z' fill='none' stroke='%23000' stroke-width='.7'/%3E%3Cpath d='M28 21.5c.9 4.4 2.1 5.6 6.5 6.5-4.4.9-5.6 2.1-6.5 6.5-.9-4.4-2.1-5.6-6.5-6.5 4.4-.9 5.6-2.1 6.5-6.5Z' fill='%23000'/%3E%3C/svg%3E");
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
p, h1, h2, h3, figure, blockquote { margin: 0; }
a { color: inherit; }

body.ck-body {
    min-height: 100vh;
    background: var(--inv-background);
    color: var(--inv-text);
    font-family: var(--ck-sans);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.ck-preview {
    position: fixed; top: 0; left: 50%; z-index: 60; transform: translateX(-50%);
    padding: .3rem .9rem; border-radius: 0 0 10px 10px;
    background: var(--inv-accent); color: #111; font-size: .72rem; font-weight: 700;
}

/* ---------- avatar ---------- */
.ck-avatar {
    display: inline-grid; grid-auto-flow: column; place-content: center; gap: 1px; flex: none;
    width: 2.6rem; height: 2.6rem; border-radius: 50%;
    background: radial-gradient(circle at 35% 30%, var(--ck-gold-soft), var(--inv-accent) 55%, color-mix(in srgb, var(--inv-accent) 70%, #000));
    color: var(--inv-background); font: 600 1.05rem/1 var(--ck-head); letter-spacing: .02em;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--inv-background) 60%, transparent), 0 0 0 3px color-mix(in srgb, var(--inv-accent) 55%, transparent);
}
.ck-avatar--small { width: 1.55rem; height: 1.55rem; font-size: .68rem; box-shadow: none; }

/* ---------- lock screen (cover) ---------- */
.ck-lock {
    position: fixed; top: 0; bottom: 0; left: 50%; z-index: 30; width: var(--ck-col); transform: translateX(-50%);
    display: flex; flex-direction: column;
    padding: calc(2.6rem + env(safe-area-inset-top)) 1.1rem calc(1rem + env(safe-area-inset-bottom));
    overflow: hidden; color: var(--ck-ivory); background: var(--inv-background);
}
.ck-lock__wall {
    position: absolute; inset: 0; z-index: -1;
    background: var(--ck-photo, radial-gradient(120% 80% at 50% 20%, color-mix(in srgb, var(--inv-primary) 85%, #fff 8%), var(--inv-primary) 45%, var(--inv-background))) center 45% / cover no-repeat;
}
/* without a photo: the gold lattice over the gradient */
.ck-lock:not([style]) .ck-lock__wall::before {
    content: ''; position: absolute; inset: 0; background: var(--inv-accent); opacity: .12;
    -webkit-mask: var(--ck-lattice) center / 56px; mask: var(--ck-lattice) center / 56px;
}
.ck-lock__wall::after {
    content: ''; position: absolute; inset: 0;
    background:
        linear-gradient(180deg, rgb(0 0 0 / .5), rgb(0 0 0 / .12) 30%, transparent 42%),
        linear-gradient(0deg, color-mix(in srgb, var(--inv-background) 94%, transparent) 0%, color-mix(in srgb, var(--inv-background) 70%, transparent) 34%, transparent 60%);
}
html.inv-anim .ck-lock__wall { animation: ck-wake 2.2s cubic-bezier(.2, .7, .2, 1) both; }
@keyframes ck-wake { from { opacity: 0; transform: scale(1.08); } to { opacity: 1; transform: none; } }

.ck-lock__inner { flex: 1; display: flex; flex-direction: column; justify-content: space-between; gap: 1.5rem; }
.ck-lock__clock { display: grid; justify-items: center; text-align: center; text-shadow: 0 2px 20px rgb(0 0 0 / .35); }
.ck-lock__padlock { display: grid; place-items: center; margin-bottom: .55rem; opacity: .9; }
.ck-lock__day { font-size: .76rem; font-weight: 500; letter-spacing: .24em; text-transform: uppercase; }
.ck-lock__date {
    margin: .1rem 0 .05rem; font: 400 clamp(4.6rem, 25vw, 6.6rem)/.95 var(--ck-head);
    font-variant-numeric: lining-nums; letter-spacing: -.01em;
}
.ck-lock__date span { color: var(--inv-accent); padding: 0 .02em; }
.ck-lock__date--title { font-size: clamp(2.6rem, 13vw, 3.6rem); line-height: 1.05; }
.ck-lock__month { font-size: .8rem; font-weight: 500; letter-spacing: .32em; text-transform: uppercase; color: var(--ck-gold-soft); }

.ck-lock__stack { display: grid; gap: .95rem; }
.ck-notif {
    padding: .85rem 1rem 1rem; border-radius: 24px; color: var(--ck-ivory);
    background: color-mix(in srgb, var(--inv-background) 58%, transparent);
    -webkit-backdrop-filter: blur(24px) saturate(1.3); backdrop-filter: blur(24px) saturate(1.3);
    border: 1px solid rgb(255 255 255 / .14);
    box-shadow: 0 18px 40px -18px rgb(0 0 0 / .7);
}
html.inv-anim .ck-notif { animation: ck-drop .85s cubic-bezier(.2, .8, .2, 1) .75s both; }
@keyframes ck-drop { from { opacity: 0; transform: translateY(-18px) scale(.97); } to { opacity: 1; transform: none; } }
.ck-notif__head { display: flex; align-items: center; gap: .5rem; font-size: .7rem; }
.ck-notif__app { flex: 1; font-weight: 700; text-transform: uppercase; letter-spacing: .14em; color: var(--ck-gold-soft); }
.ck-notif__when { opacity: .75; }
.ck-notif__title { margin-top: .4rem; font: 400 2.1rem/1.15 var(--ck-script); color: var(--ck-gold-soft); }
.ck-notif__text { margin-top: .15rem; font-size: .93rem; color: rgb(255 255 255 / .92); }
.ck-notif__guest { font-weight: 700; color: #fff; }
.ck-notif__quote {
    margin-top: .55rem; padding-top: .55rem; border-top: 1px solid rgb(255 255 255 / .14);
    font: italic 400 1.02rem/1.4 var(--ck-head); color: rgb(255 255 255 / .85);
}
.ck-lock .ck-unlock {
    justify-self: center; gap: .45rem; padding: .85rem 2.2rem;
    background: linear-gradient(135deg, var(--ck-gold-soft), var(--inv-accent) 55%, color-mix(in srgb, var(--inv-accent) 78%, #000));
    color: var(--inv-background); font-weight: 700; letter-spacing: .05em;
    border: 0; box-shadow: 0 14px 30px -12px color-mix(in srgb, var(--inv-accent) 70%, #000);
}
.ck-lock__home { justify-self: center; width: 34%; height: 5px; margin-top: .2rem; border-radius: 99px; background: rgb(255 255 255 / .7); }
.ck-lock--leave { transition: transform .55s cubic-bezier(.6, 0, .4, 1), opacity .55s ease; }
.ck-lock--gone { transform: translateX(-50%) translateY(-100%); opacity: 0; }

/* ---------- chat app and its wallpaper ---------- */
.ck-app { position: relative; width: var(--ck-col); min-height: 100vh; margin: 0 auto; box-shadow: 0 0 60px rgb(0 0 0 / .35); }
.ck-wall {
    position: fixed; top: 0; bottom: 0; left: 50%; z-index: 0; width: var(--ck-col); transform: translateX(-50%);
    overflow: hidden; background: var(--inv-background);
}
.ck-wall__photo {
    position: absolute; inset: -40px; background: var(--ck-photo, none) center / cover no-repeat;
    filter: blur(14px) saturate(1.15); opacity: .7;
}
.ck-wall::after {
    content: ''; position: absolute; inset: 0;
    background:
        radial-gradient(120% 55% at 50% 0%, color-mix(in srgb, var(--inv-primary) 70%, transparent), transparent 75%),
        linear-gradient(180deg, color-mix(in srgb, var(--inv-background) 52%, transparent), color-mix(in srgb, var(--inv-background) 78%, transparent) 55%, color-mix(in srgb, var(--inv-background) 88%, transparent));
}
.ck-wall__pattern {
    position: absolute; inset: 0; z-index: 1; background: var(--inv-accent); opacity: .1;
    -webkit-mask: var(--ck-lattice) center / 56px; mask: var(--ck-lattice) center / 56px;
}

.ck-head {
    position: sticky; top: 0; z-index: 10;
    display: flex; align-items: center; gap: .75rem;
    padding: calc(.6rem + env(safe-area-inset-top)) 1rem .6rem;
    background: color-mix(in srgb, var(--inv-background) 72%, transparent);
    -webkit-backdrop-filter: blur(16px) saturate(1.3); backdrop-filter: blur(16px) saturate(1.3);
    border-bottom: 1px solid color-mix(in srgb, var(--inv-accent) 28%, transparent);
    color: var(--ck-ivory);
}
.ck-head__text { flex: 1; min-width: 0; }
.ck-head__name { font: 400 1.65rem/1.05 var(--ck-script); color: var(--ck-gold-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; padding-top: .1rem; }
.ck-head__status { display: flex; align-items: center; gap: .35rem; font-size: .74rem; opacity: .85; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ck-head__dot { flex: none; width: .45rem; height: .45rem; border-radius: 50%; background: #7ddc9d; box-shadow: 0 0 0 3px rgb(125 220 157 / .2); }
.ck-head__icon { flex: none; color: var(--inv-accent); opacity: .9; }

.ck-chat { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 1.5rem; padding: 1.1rem .85rem 6.2rem; }

.ck-day { display: flex; justify-content: center; }
.ck-day span {
    padding: .32rem .85rem; border-radius: 99px; font-size: .74rem; font-weight: 500; color: var(--ck-ivory);
    background: color-mix(in srgb, var(--inv-background) 55%, transparent); border: 1px solid rgb(255 255 255 / .12);
    -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.ck-secure {
    align-self: center; display: flex; gap: .4rem; align-items: center; max-width: 88%; margin-top: -.8rem;
    padding: .45rem .8rem; border-radius: 10px; text-align: center; font-size: .74rem; line-height: 1.4;
    background: color-mix(in srgb, var(--inv-accent) 16%, var(--inv-background)); color: var(--ck-gold-soft);
}
.ck-secure svg { flex: none; }

/* the pill between runs of messages */
.ck-divider { display: flex; align-items: center; gap: .7rem; margin: .4rem 0 .45rem; }
.ck-divider::before, .ck-divider::after { content: ''; flex: 1; height: 1px; }
.ck-divider::before { background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--inv-accent) 55%, transparent)); }
.ck-divider::after { background: linear-gradient(270deg, transparent, color-mix(in srgb, var(--inv-accent) 55%, transparent)); }
.ck-divider span {
    padding: .34rem .95rem; border-radius: 99px; font-size: .66rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase;
    color: var(--ck-gold-soft); background: color-mix(in srgb, var(--inv-background) 62%, transparent);
    border: 1px solid color-mix(in srgb, var(--inv-accent) 45%, transparent);
    -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}

.ck-group { display: flex; flex-direction: column; gap: .4rem; }

/* ---------- bubbles ---------- */
.ck-bubble {
    position: relative; max-width: 86%; padding: .62rem .9rem .6rem;
    border-radius: 18px; box-shadow: var(--ck-shadow); overflow-wrap: anywhere;
}
.ck-bubble--in { align-self: flex-start; background: var(--inv-bubble); color: var(--inv-text); }
.ck-bubble--out {
    align-self: flex-end; color: var(--ck-ivory);
    background: linear-gradient(155deg, color-mix(in srgb, var(--inv-mine) 86%, #fff), var(--inv-mine) 45%, color-mix(in srgb, var(--inv-mine) 82%, #000));
    border: 1px solid color-mix(in srgb, var(--inv-accent) 32%, transparent);
}
/* the tail on the first message of a run */
.ck-divider + .ck-bubble--in, .ck-opening > .ck-bubble--in:first-child { border-top-left-radius: 5px; }
.ck-divider + .ck-bubble--in::before {
    content: ''; position: absolute; top: 0; left: -7px; width: 12px; height: 14px;
    background: var(--inv-bubble); clip-path: polygon(0 0, 100% 0, 100% 100%);
}
.ck-bubble--in + .ck-bubble--out { border-top-right-radius: 5px; }
.ck-wide { width: 86%; }

.ck-time { float: right; margin: .4rem 0 -.25rem .7rem; font-size: .66rem; color: var(--ck-soft); line-height: 1.6; }
.ck-bubble--out .ck-time { color: rgb(255 255 255 / .7); }

/* opening: the illustrated monogram card */
.ck-card {
    width: 66%; aspect-ratio: 1; padding: 0; display: grid; place-content: center; justify-items: center; gap: .2rem;
    text-align: center; color: var(--ck-ivory); overflow: hidden;
    background: radial-gradient(110% 90% at 50% 15%, color-mix(in srgb, var(--inv-primary) 82%, #fff 18%), var(--inv-primary) 50%, color-mix(in srgb, var(--inv-primary) 65%, #000));
    border: 1px solid color-mix(in srgb, var(--inv-accent) 50%, transparent);
}
.ck-card::after {
    content: ''; position: absolute; inset: 7px; border-radius: 13px; pointer-events: none;
    border: 1px solid color-mix(in srgb, var(--inv-accent) 40%, transparent);
}
.ck-card__wreath { position: absolute; inset: 8%; width: 84%; height: 84%; color: var(--inv-accent); opacity: .85; }
.ck-card__label { position: relative; font-size: .6rem; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--ck-gold-soft); }
.ck-card__mono { position: relative; font: 400 3.3rem/1.05 var(--ck-script); color: var(--ck-ivory); }
.ck-card__mono span { font-size: .55em; color: var(--inv-accent); padding: 0 .12em; }
.ck-card__date { position: relative; font-size: .66rem; letter-spacing: .26em; color: var(--ck-gold-soft); }

.ck-arabic { font-family: 'Amiri', 'Traditional Arabic', serif; font-size: 1.6rem; line-height: 1.75; color: var(--inv-label); }
.ck-greeting { font-weight: 500; }

.ck-forward { border-left: 3px solid var(--inv-accent); }
.ck-forward__label { display: flex; align-items: center; gap: .3rem; font-size: .72rem; font-style: italic; color: var(--ck-soft); margin-bottom: .3rem; }
.ck-forward blockquote { font: italic 400 1.14rem/1.5 var(--ck-head); }
.ck-forward figcaption { margin-top: .45rem; font-size: .7rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--inv-label); }

/* contact cards with a large photo */
.ck-contact { width: 80%; padding: 0; overflow: hidden; }
.ck-contact__media { position: relative; aspect-ratio: 4 / 4.3; }
.ck-contact__media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgb(0 0 0 / .62)); }
.ck-contact__photo { display: block; width: 100%; height: 100%; object-fit: cover; }
.ck-contact__photo--empty {
    display: grid; place-items: center; font: 400 5.5rem var(--ck-head); color: var(--inv-accent);
    background: radial-gradient(110% 90% at 50% 15%, color-mix(in srgb, var(--inv-primary) 82%, #fff 18%), var(--inv-primary) 55%, color-mix(in srgb, var(--inv-primary) 65%, #000));
}
.ck-contact__nick { position: absolute; left: 1rem; right: 1rem; bottom: .35rem; z-index: 1; font: 400 2.6rem/1.2 var(--ck-script); color: #fff; text-shadow: 0 2px 12px rgb(0 0 0 / .45); }
.ck-contact__body { padding: .8rem 1rem .95rem; }
.ck-contact__label { display: flex; align-items: center; gap: .35rem; font-size: .64rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--inv-label); }
.ck-contact__name { margin-top: .2rem; font: 600 1.5rem/1.15 var(--ck-head); }
.ck-contact__parents { margin-top: .55rem; padding-top: .55rem; border-top: 1px solid var(--ck-line); font-size: .86rem; color: var(--ck-soft); }
.ck-contact__parents strong { display: block; font-weight: 600; color: var(--inv-text); }
.ck-contact__action {
    display: flex; justify-content: center; align-items: center; gap: .4rem; padding: .7rem; border-top: 1px solid var(--ck-line);
    font-weight: 700; font-size: .88rem; color: var(--inv-label); text-decoration: none;
}

/* calendar attachment */
.ck-calendar { padding: .9rem; }
.ck-calendar__head { display: flex; align-items: center; gap: .85rem; }
.ck-calendar__tile {
    flex: none; display: grid; width: 4rem; border-radius: 12px; overflow: hidden; text-align: center;
    box-shadow: 0 6px 16px -8px rgb(0 0 0 / .5), inset 0 0 0 1px var(--ck-line);
}
.ck-calendar__tile span { padding: .18rem 0; background: var(--inv-primary); color: var(--ck-ivory); font-size: .62rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.ck-calendar__tile strong { padding: .15rem 0 .25rem; font: 600 2.1rem/1.1 var(--ck-head); font-variant-numeric: lining-nums; background: color-mix(in srgb, var(--inv-bubble) 55%, #fff); color: var(--inv-text); }
.ck-calendar__kind { font-size: .62rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--inv-label); }
.ck-calendar__title { font: 600 1.35rem/1.15 var(--ck-head); }
.ck-calendar__when { font-size: .8rem; color: var(--ck-soft); }
.ck-calendar .inv-countdown-wrap { margin-top: .9rem; }
.inv-countdown { gap: .4rem; }
.inv-countdown__item {
    min-width: 0; flex: 1; padding: .6rem .2rem .5rem; border-radius: 12px; color: var(--ck-ivory);
    background: linear-gradient(160deg, color-mix(in srgb, var(--inv-primary) 85%, #fff), var(--inv-primary));
}
.inv-countdown__value { font: 600 1.75rem/1.05 var(--ck-head); font-variant-numeric: lining-nums; color: var(--ck-gold-soft); }
.inv-countdown__label { font-size: .66rem; letter-spacing: .08em; opacity: .9; }
.inv-countdown__actions { margin-top: .8rem; }
.inv-countdown__actions .inv-button { padding: .55rem 1rem; font-size: .8rem; }

/* shared locations */
.ck-location { width: 86%; padding: 0; overflow: hidden; }
.ck-location__map {
    position: relative; height: 11.5rem;
    background: var(--ck-photo, radial-gradient(110% 90% at 50% 15%, color-mix(in srgb, var(--inv-primary) 82%, #fff 18%), var(--inv-primary))) center / cover no-repeat;
}
.ck-location__map::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgb(0 0 0 / .08) 30%, rgb(0 0 0 / .7)); }
.ck-location__grid {
    position: absolute; inset: 0; z-index: 1; opacity: .5;
    background-image: linear-gradient(rgb(255 255 255 / .16) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / .16) 1px, transparent 1px);
    background-size: 26px 26px;
}
.ck-location__pin { position: absolute; left: 50%; top: 42%; z-index: 2; transform: translate(-50%, -70%); filter: drop-shadow(0 5px 6px rgb(0 0 0 / .45)); }
.ck-location__name { position: absolute; left: .95rem; right: .95rem; bottom: .55rem; z-index: 2; font: 600 1.65rem/1.1 var(--ck-head); color: #fff; }
.ck-location__body { display: grid; gap: .6rem; padding: .85rem .95rem 1rem; }
.ck-location__row { display: grid; grid-template-columns: 1rem 1fr; gap: .6rem; font-size: .9rem; line-height: 1.45; }
.ck-location__row > svg { margin-top: .18rem; color: var(--inv-label); }
.ck-location__when { font-weight: 600; }
.ck-location__venue { display: block; font-weight: 700; }
.ck-location__address { display: block; font-size: .86rem; color: var(--ck-soft); }
.ck-location__dress { font-size: .86rem; color: var(--ck-soft); }
.inv-maps .inv-button { margin-top: .2rem; width: 100%; padding: .7rem 1rem; font-size: .88rem; }

/* love story: starred messages, alternating sides */
.ck-moment { width: 82%; padding: .35rem .35rem .8rem; }
.ck-moment__photo { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 14px; margin-bottom: .6rem; }
.ck-moment > :not(img) { padding: 0 .5rem; }
.ck-moment__date { display: flex; align-items: center; gap: .3rem; font-size: .64rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--inv-label); }
.ck-moment__title { font: 600 1.35rem/1.2 var(--ck-head); margin: .1rem 0 .2rem; }
.ck-moment__story { font-size: .9rem; }
.ck-bubble--out .ck-moment__date { color: var(--ck-gold-soft); }
.ck-bubble--out .ck-moment__story { color: rgb(255 255 255 / .9); }

/* gallery album: the first photo large */
.ck-album { width: 92%; max-width: 92%; padding: .45rem; }
.ck-album__head { display: flex; align-items: center; gap: .4rem; padding: .25rem .4rem .55rem; font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--inv-label); }
.ck-album .inv-gallery { gap: 4px; border-radius: 13px; overflow: hidden; }
.ck-album .inv-gallery__item { border-radius: 0; }
.ck-album .inv-gallery__item:first-child { grid-column: span 2; grid-row: span 2; }

/* link preview */
.ck-linkcard { width: 84%; padding: .35rem .35rem .75rem; }
.ck-linkcard > p { padding: .5rem .5rem 0; }
.ck-linkcard__preview {
    position: relative; display: grid; align-content: end; gap: .1rem; min-height: 10rem; padding: .85rem .95rem; border-radius: 14px;
    text-decoration: none; color: #fff; overflow: hidden;
    background: linear-gradient(0deg, rgb(0 0 0 / .78), rgb(0 0 0 / .15) 75%), var(--ck-photo, linear-gradient(160deg, var(--inv-primary), var(--inv-background))) center 18% / cover no-repeat;
}
.ck-linkcard__badge {
    position: absolute; top: .7rem; left: .7rem; display: flex; align-items: center; gap: .35rem;
    padding: .2rem .55rem; border-radius: 6px; background: #c9283f; font-size: .64rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
}
.ck-linkcard__badge span { width: .4rem; height: .4rem; border-radius: 50%; background: #fff; }
.ck-linkcard__play {
    position: absolute; top: 38%; left: 50%; transform: translate(-50%, -50%); display: grid; place-items: center;
    width: 3.2rem; height: 3.2rem; border-radius: 50%; background: rgb(255 255 255 / .2); border: 1px solid rgb(255 255 255 / .45);
    -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.ck-linkcard__title { font: 600 1.25rem/1.2 var(--ck-head); }
.ck-linkcard__url { font-size: .74rem; opacity: .82; }
.ck-linkcard__note { font-size: .8rem; color: var(--ck-soft); }

/* buttons */
.inv-button { background: var(--inv-primary); color: var(--ck-ivory); font-weight: 700; }
.inv-button--outline { background: transparent; color: var(--inv-label); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--inv-label) 60%, transparent); }

/* gift: an envelope attachment, the accounts as small deep cards (an odd last one spans both) */
.ck-giftcard { width: 92%; max-width: 92%; padding: .55rem; }
.ck-giftcard__head { display: flex; align-items: center; gap: .4rem; padding: .25rem .35rem .55rem; font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--inv-label); }
.inv-gift__accounts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .45rem; }
.inv-gift__account:last-child:nth-child(odd) { grid-column: 1 / -1; }
.inv-gift__account {
    position: relative; min-width: 0; padding: .7rem .7rem .75rem; border-radius: 14px; color: var(--ck-ivory);
    background: linear-gradient(140deg, color-mix(in srgb, var(--inv-primary) 82%, #fff), var(--inv-primary) 50%, color-mix(in srgb, var(--inv-primary) 70%, #000));
    border: 1px solid color-mix(in srgb, var(--inv-accent) 35%, transparent);
}
.inv-gift__account + .inv-gift__account { margin-top: 0; }
.inv-gift__accounts + .inv-gift__address { margin-top: .5rem; }
.inv-gift__bank { font-size: .68rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ck-gold-soft); margin: 0 0 .35rem; }
.inv-gift__logo { height: 1.5rem; padding: .2rem .45rem; border-radius: .4rem; }
.inv-gift__logo img { max-width: 5rem; }
.inv-gift__number { margin: 0; font: 700 .98rem/1.25 ui-monospace, 'SF Mono', Menlo, Consolas, monospace; letter-spacing: .03em; overflow-wrap: anywhere; }
.inv-gift__holder { margin: .15rem 0 .5rem; font-size: .6rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; opacity: .85; overflow-wrap: anywhere; }
.inv-gift__account .inv-button { padding: .35rem .75rem; font-size: .66rem; background: var(--inv-accent); color: var(--inv-background); }
.inv-gift__account.inv-gift__address { padding: .75rem; border-radius: 14px; color: var(--inv-text); background: color-mix(in srgb, var(--inv-primary) 9%, var(--inv-bubble)); border-color: color-mix(in srgb, var(--inv-label) 25%, transparent); }
.inv-gift__address .inv-gift__bank { color: var(--inv-label); }
.inv-gift__address .inv-button { background: var(--inv-primary); color: var(--ck-ivory); }
.inv-gift__address .inv-gift__holder { font-size: .8rem; text-transform: none; letter-spacing: 0; opacity: 1; }
.inv-gift__address > p:not([class]) { font-size: .88rem; margin-bottom: .45rem; }

/* forms (the guest's side, a deep bubble) */
.ck-form { padding: .8rem .85rem .9rem; }
.ck-form__label { margin-bottom: .55rem; font-size: .66rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--ck-gold-soft); }
.ck-form .inv-form label, .ck-form .inv-form__choices legend { color: rgb(255 255 255 / .92); }
.ck-form .inv-form input:not([type=radio]):not([type=checkbox]), .ck-form .inv-form select, .ck-form .inv-form textarea {
    border: 1px solid transparent; border-radius: 12px; background: #fbf6ec; color: #26211a;
}
.ck-form .inv-form input[type=radio], .ck-form .inv-form input[type=checkbox] { accent-color: var(--inv-accent); }
.ck-form .inv-button { background: var(--inv-accent); color: var(--inv-background); }
.ck-form .inv-button--outline { background: transparent; color: var(--ck-ivory); box-shadow: inset 0 0 0 1px rgb(255 255 255 / .55); }
.ck-form .inv-form__notice { background: rgb(255 255 255 / .12); color: var(--ck-ivory); }
.ck-form .inv-wishes__empty, .ck-form .inv-rsvp__deadline { color: rgb(255 255 255 / .85); }
.inv-wish { padding: .6rem .8rem; background: var(--inv-bubble); color: var(--inv-text); border-radius: 16px 16px 16px 5px; box-shadow: var(--ck-shadow); }
.inv-wish__name { color: var(--inv-label); font-size: .88rem; }
.inv-wish__message { font-size: .88rem; line-height: 1.45; }
.inv-wish__time { font-size: .68rem; }
.ck-form .inv-wishes__page { color: var(--ck-ivory); }
/* about three chat bubbles in the scroll box */
.ck-wishes .inv-wishes { --inv-wishes-height: 20.5rem; }
.ck-wishes .inv-wishes__list { padding: .15rem .3rem .3rem .1rem; }

/* closing: a full-width photo message fading into the deep color */
.ck-closing { margin: 1rem -.85rem 0; }
.ck-finale {
    position: relative; display: grid; align-items: end; min-height: 36rem; overflow: hidden; text-align: center; color: var(--ck-ivory);
    background: color-mix(in srgb, var(--inv-primary) 55%, var(--inv-background));
}
.ck-finale__photo { position: absolute; z-index: 0; inset: 0 0 auto; width: 100%; height: 74%; object-fit: cover; }
.ck-finale::before { z-index: 1;
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(180deg, color-mix(in srgb, var(--inv-background) 35%, transparent), transparent 18%, transparent 30%, color-mix(in srgb, var(--inv-primary) 55%, var(--inv-background)) 74%);
}
.ck-finale--plain { min-height: 24rem; background: radial-gradient(110% 80% at 50% 0%, color-mix(in srgb, var(--inv-primary) 85%, #fff 10%), color-mix(in srgb, var(--inv-primary) 55%, var(--inv-background)) 70%); }
.ck-finale--plain::before {
    background: var(--inv-accent); opacity: .1;
    -webkit-mask: var(--ck-lattice) center / 56px; mask: var(--ck-lattice) center / 56px;
}
.ck-finale__body { position: relative; z-index: 2; display: grid; justify-items: center; gap: .5rem; padding: 0 1.5rem 1.6rem; }
.ck-finale__kicker { display: flex; align-items: center; gap: .7rem; font-size: .7rem; font-weight: 700; letter-spacing: .3em; text-transform: uppercase; color: var(--ck-gold-soft); }
.ck-finale__kicker::before, .ck-finale__kicker::after { content: ''; width: 2.2rem; height: 1px; background: currentColor; opacity: .7; }
.ck-finale__names { font: 400 3.3rem/1.15 var(--ck-script); color: #fff; text-shadow: 0 2px 18px rgb(0 0 0 / .35); }
.ck-finale__message { max-width: 22rem; font-size: .92rem; color: rgb(255 255 255 / .9); }
.ck-finale__sign { font: italic 400 1.1rem/1.4 var(--ck-head); color: var(--ck-gold-soft); }
.ck-finale__read { display: flex; align-items: center; gap: .3rem; margin-top: .3rem; font-size: .7rem; letter-spacing: .06em; color: rgb(255 255 255 / .75); }
.ck-finale__read svg { color: var(--inv-accent); }

.ck-branding { align-self: center; padding: .25rem 0 0; color: rgb(255 255 255 / .82); opacity: 1; }
.inv-checkin { color: #1a1a1a; }

/* typing bar: a shortcut to the wishes */
.ck-typebar {
    position: fixed; bottom: 0; left: 50%; z-index: 20; width: var(--ck-col); transform: translateX(-50%);
    display: flex; align-items: center; gap: .5rem;
    padding: .55rem 4.4rem calc(.6rem + env(safe-area-inset-bottom)) .7rem;
    background: color-mix(in srgb, var(--inv-background) 78%, transparent);
    border-top: 1px solid color-mix(in srgb, var(--inv-accent) 22%, transparent);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); text-decoration: none;
}
.ck-typebar__field {
    flex: 1; padding: .7rem 1rem; border-radius: 999px; background: rgb(255 255 255 / .1); border: 1px solid rgb(255 255 255 / .16);
    color: rgb(255 255 255 / .78); font-size: .88rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ck-typebar__send { display: grid; place-items: center; flex: none; width: 2.6rem; height: 2.6rem; border-radius: 50%; background: var(--inv-accent); color: var(--inv-background); }
/* the music button sits at the end of the typing bar, inside the column */
.ck-body .inv-music { right: max(.7rem, calc(50vw - 230px + .7rem)); bottom: calc(.55rem + env(safe-area-inset-bottom)); }
.ck-body .inv-music__space { display: none; }

@media (prefers-reduced-motion: reduce) {
    .ck-lock__wall, .ck-notif, .ck-unlock { animation: none !important; }
}
.ck-typebar__field::before { content: attr(data-text); }

/* ---------- intro scene (scene.json): messages arrive on the chat wallpaper, the names as a message ---------- */
.ck-scene__wall {
    position: relative; width: 100%; height: 100%;
    background: radial-gradient(120% 60% at 50% 0%, color-mix(in srgb, var(--inv-primary) 85%, transparent), transparent 75%),
        radial-gradient(90% 50% at 50% 100%, color-mix(in srgb, var(--inv-primary) 55%, transparent), transparent 75%), var(--inv-background);
}
.ck-scene__wall span {
    position: absolute; inset: 0; background: var(--inv-accent); opacity: .13;
    -webkit-mask: var(--ck-lattice) center / 56px; mask: var(--ck-lattice) center / 56px;
}
.ck-scene__bubble {
    display: flex; align-items: center; justify-content: center; gap: .3rem; padding: .7rem .85rem; border-radius: 18px;
    background: var(--inv-bubble); color: var(--inv-text); box-shadow: var(--ck-shadow);
}
.ck-scene__mine {
    color: var(--ck-gold-soft); border: 1px solid color-mix(in srgb, var(--inv-accent) 35%, transparent);
    background: linear-gradient(155deg, color-mix(in srgb, var(--inv-mine) 86%, #fff), var(--inv-mine) 45%, color-mix(in srgb, var(--inv-mine) 82%, #000));
}
.ck-scene__typing { border-bottom-left-radius: 5px; gap: .32rem; }
.ck-scene__typing i { width: .5rem; height: .5rem; border-radius: 50%; background: var(--ck-soft); animation: ck-scene-dot 1.2s ease-in-out infinite; }
.ck-scene__typing i:nth-child(2) { animation-delay: .18s; }
.ck-scene__typing i:nth-child(3) { animation-delay: .36s; }
@keyframes ck-scene-dot { 0%, 60%, 100% { transform: none; opacity: .45; } 30% { transform: translateY(-4px); opacity: 1; } }
.ck-scene__heart { border-bottom-right-radius: 5px; justify-content: space-between; color: var(--inv-accent); }
.ck-scene__heart svg { width: 1.6rem; height: 1.6rem; filter: drop-shadow(0 2px 6px color-mix(in srgb, var(--inv-accent) 50%, transparent)); }
.ck-scene__heart .ck-scene__read { width: 1.1rem; height: .7rem; align-self: flex-end; filter: none; color: #7fd3ef; }
.ck-scene__voice { border-bottom-right-radius: 5px; justify-content: flex-start; gap: .55rem; padding: .6rem .8rem; }
.ck-scene__voice > svg { flex: none; width: 1.7rem; height: 1.7rem; padding: .35rem; border-radius: 50%; background: var(--inv-accent); color: var(--inv-mine); }
.ck-scene__voice span { flex: 1; display: flex; align-items: center; justify-content: space-between; height: 18px; }
.ck-scene__voice i { width: 3px; border-radius: 2px; background: currentColor; opacity: .85; }
.ck-scene__photo { padding: .3rem; border-bottom-left-radius: 5px; }
.ck-scene__pic {
    position: relative; width: 100%; aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden; display: grid; place-items: center;
    background: radial-gradient(110% 90% at 50% 15%, color-mix(in srgb, var(--inv-primary) 82%, #fff 18%), var(--inv-primary) 50%, color-mix(in srgb, var(--inv-primary) 65%, #000));
    font: 400 2.4rem/1 var(--ck-script); color: var(--ck-ivory);
}
.ck-scene__pic small { font-size: .55em; color: var(--inv-accent); padding: 0 .12em; }
.ck-scene__pic::after { content: ''; position: absolute; inset: 0; background: var(--ck-photo, none) center 30% / cover no-repeat; }
.ck-scene__react { display: grid; place-items: center; width: 100%; aspect-ratio: 1; border-radius: 50%; background: var(--inv-bubble); color: #e0565b; box-shadow: var(--ck-shadow), 0 0 0 2px var(--inv-background); }
.ck-scene__react svg { width: 58%; height: 58%; }
.ck-scene__plane { color: var(--inv-accent); filter: drop-shadow(0 6px 10px rgb(0 0 0 / .4)); }
/* the titles as a received message: an ivory bubble with its tail, a sent-at stamp */
body.ck-body .inv-intro--scene .inv-scene__card {
    top: 45%; aspect-ratio: auto; padding: 2.5rem 1.4rem 2.3rem; border-radius: 28px 28px 28px 6px;
    background: var(--inv-bubble); -webkit-backdrop-filter: none; backdrop-filter: none; -webkit-mask: none; mask: none;
    box-shadow: 0 24px 50px -20px rgb(0 0 0 / .75), 0 0 0 1px color-mix(in srgb, var(--inv-accent) 40%, transparent), inset 0 0 0 6px var(--inv-bubble), inset 0 0 0 7px color-mix(in srgb, var(--inv-accent) 45%, transparent);
}
body.ck-body .inv-scene__card .inv-intro__label { font-family: var(--ck-sans); letter-spacing: .26em; color: var(--inv-label); }
body.ck-body .inv-scene__card .inv-intro__names { font-family: var(--ck-script); font-size: clamp(2.5rem, 11vw, 3.2rem); color: var(--inv-label); }
body.ck-body .inv-scene__card .inv-intro__date { font-family: var(--ck-sans); font-size: .82rem; letter-spacing: .12em; color: var(--inv-text); }
body.ck-body .inv-scene__card .inv-intro__date::after { content: ' ✓✓'; color: #4fb6dc; letter-spacing: -.1em; font-size: .9em; }
@media (prefers-reduced-motion: reduce) { .ck-scene__typing i { animation: none; } }