/* Companion Keepsakes — a small keepsake workshop: cream paper, faded gold, dusty blue, misty pink, soft lilac. */
:root {
  --paper: #FAF5EE;
  --paper-2: #F1E9DE;
  --card: #FFFDF9;
  --ink: #3D3950;
  --ink-2: #6F6982;
  --ink-3: #A29BB0;
  --hair: rgba(61, 57, 80, .12);
  --gold: #BF9C5E;
  --gold-soft: #EAD9B4;
  --rose: #D9A3B0;
  --rose-soft: #F6E3E7;
  --blue: #8FA6CF;
  --blue-soft: #E3EAF6;
  --lilac: #C3B6E2;
  --human: #BE7488;
  --human-wax: #B35A71;
  --human-soft: #F7E4E8;
  --ai: #6A82BC;
  --ai-wax: #546DA8;
  --ai-soft: #E2E8F6;
  --primary: #4E4A6B;
  --display: 'Cormorant Garamond', 'Noto Serif SC', 'Songti SC', 'STSong', Georgia, serif;
  --ui: 'DM Sans', system-ui, -apple-system, 'PingFang SC', 'Hiragino Sans GB', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
  --hand: 'Caveat', 'Bradley Hand', cursive;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--paper);
  background-image: radial-gradient(120% 60% at 50% -10%, #FFF8EC 0%, transparent 60%), radial-gradient(80% 50% at 100% 100%, #F3EAF4 0%, transparent 60%);
  color: var(--ink);
  font: 400 15px/1.7 var(--ui);
  font-variant-numeric: lining-nums;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
body::before { /* paper grain */
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0; opacity: .45; mix-blend-mode: multiply;
  background-image: 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='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .5  0 0 0 0 .46  0 0 0 0 .42  0 0 0 .08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; }
.hidden { display: none !important; }
.center { text-align: center; margin-inline: auto; justify-content: center; }

#app { position: relative; z-index: 1; min-height: 100dvh; }
/* While a 3D view is showing, touches pass through to it; only the overlays' own controls catch them. */
#stage:not(.hidden) ~ #app { pointer-events: none; }
#stage:not(.hidden) ~ #app .over > * { pointer-events: auto; }
.screen { min-height: 100dvh; padding: calc(22px + var(--safe-t)) 20px calc(120px + var(--safe-b)); max-width: 580px; margin: 0 auto; animation: rise .55s var(--ease) both; }
@keyframes rise { from { opacity: 0; transform: translateY(10px); } }

/* ---------- type ---------- */
.eyebrow { font: 600 11px/1.3 var(--ui); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); }
html[lang="zh-CN"] .eyebrow { letter-spacing: .12em; font-size: 12px; }
.display, .card-body h3, .opt b, .caption h2, .sheet h2, .title-plate h1, .steps-guide > li::before { font-variant-numeric: lining-nums; }
.display { font: 500 36px/1.2 var(--display); letter-spacing: .01em; margin: 10px 0 10px; color: var(--ink); white-space: pre-line; }
html[lang="en"] .display { font-size: 40px; line-height: 1.05; letter-spacing: -.005em; }
.lede { color: var(--ink-2); margin: 0 0 22px; max-width: 34em; }
.hand { font: 500 21px/1.1 var(--hand); color: var(--ink-3); }
.meaning { font: italic 400 16.5px/1.45 var(--display); color: var(--ink-2); }
html[lang="zh-CN"] .meaning { font-style: normal; }
.human { --side: var(--human); --side-soft: var(--human-soft); --wax: var(--human-wax); }
.ai { --side: var(--ai); --side-soft: var(--ai-soft); --wax: var(--ai-wax); }
.who { color: var(--side); font-weight: 600; }

/* ---------- buttons ---------- */
.btn { white-space: nowrap; display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 46px; padding: 0 20px; border-radius: 999px; border: 1px solid var(--hair); background: var(--card); font-weight: 500; letter-spacing: .02em; transition: transform .15s var(--ease), background .2s, box-shadow .2s; }
.btn:active { transform: scale(.97); }
.btn.primary { background: var(--primary); color: #FBF6EE; border-color: transparent; box-shadow: 0 8px 18px -12px rgba(60, 50, 90, .6); }
.btn.ghost { background: transparent; }
.btn.small { min-height: 38px; padding: 0 16px; font-size: 14px; }
.btn[disabled] { opacity: .4; pointer-events: none; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.stack { display: grid; gap: 12px; }
.linkish { background: none; border: 0; padding: 0; text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 4px; color: var(--ink-2); }

/* ---------- home ---------- */
.topline { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.brand { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.brand b { font: 600 14px/1 var(--display); letter-spacing: .24em; color: var(--ink); }
html[lang="en"] .brand b { font: 600 12px/1 var(--ui); text-transform: uppercase; letter-spacing: .2em; }
.brand .hand { font-size: 18px; }
.lang { border: 1px solid var(--hair); background: var(--card); border-radius: 999px; padding: 4px 12px; font-size: 12.5px; color: var(--ink-2);  white-space: nowrap; }
.hero { text-align: center; margin: 26px 0 8px; }
.hero-orn svg { width: 220px; height: 36px; display: block; margin: 0 auto 4px; }
.hero-title { font-size: 34px; }
html[lang="en"] .hero-title { font-size: 42px; }
.hero .lede { margin: 6px auto 0; font-size: 15px; }
.modes { margin: 28px 0 14px; padding: 18px; border-radius: 22px; background: color-mix(in srgb, var(--card) 80%, transparent); border: 1px solid var(--hair); position: relative; }
.modes::after { content: ""; position: absolute; inset: 6px; border-radius: 17px; border: 1px dashed rgba(191, 156, 94, .28); pointer-events: none; }
.mode-grid { position: relative; z-index: 1; display: grid; gap: 12px; margin-top: 12px; }
.mode-group-title { font: 500 17px/1 var(--hand); color: var(--gold); margin: 0 0 6px 4px; }
html[lang="zh-CN"] .mode-group-title { font: 600 12px/1 var(--ui); letter-spacing: .14em; color: var(--ink-3); }
.mode-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mode-btn { position: relative; z-index: 1; display: flex; align-items: center; gap: 8px; text-align: left; min-height: 64px; padding: 10px 10px; border-radius: 16px; border: 1px solid var(--hair); background: var(--paper); font-weight: 500; transition: all .2s var(--ease); }
.mode-text { display: grid; gap: 2px; min-width: 0; }
.mode-btn b { font: 600 15.5px/1.2 var(--display); }
.mode-btn small { font-size: 11.5px; line-height: 1.35; color: var(--ink-3); }
html[lang="en"] .mode-btn b { font: 600 14px/1.2 var(--ui); }
.mode-icon { flex: none; }
.mode-icon svg { width: 30px; height: 20px; display: block; }
.mode-btn[aria-pressed="true"] { background: var(--card); border-color: var(--gold); box-shadow: 0 0 0 3px rgba(234, 217, 180, .55), 0 10px 22px -16px rgba(120, 90, 40, .6); }
.mode-btn[aria-pressed="true"] small { color: var(--ink-2); }
.mode-note { position: relative; z-index: 1; margin: 12px 2px 0; font-size: 13.5px; color: var(--ink-2); line-height: 1.7; }
.names { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 8px 0 18px; }
.names.one { grid-template-columns: 1fr; }
.field { display: grid; gap: 6px; }
.field label { font: 600 11.5px/1.3 var(--ui); letter-spacing: .1em; color: var(--ink-3); }
.field small { color: var(--ink-3); font-size: 12.5px; line-height: 1.5; }
.input, textarea.input { width: 100%; border: 1px solid var(--hair); border-radius: 14px; background: var(--card); padding: 11px 14px; outline: none; transition: border-color .2s, box-shadow .2s; font-size: 16px; /* 16px or more: iOS would otherwise zoom in on focus and leave the 3D overlays cut off */ }
.input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(234, 217, 180, .5); }
textarea.input { min-height: 74px; resize: vertical; }
.section-head { text-align: center; margin: 26px 0 6px; }
.section-head .hand { font-size: 24px; color: var(--gold); }

/* recipe cards: little collectible invitations */
.recipes { display: grid; gap: 18px; margin: 10px 0 26px; }
.invite-card { position: relative; display: grid; grid-template-columns: 112px 1fr; gap: 16px; align-items: center; padding: 18px 18px 16px; border-radius: 20px; border: 1px solid rgba(191, 156, 94, .25); background: linear-gradient(180deg, #FFFEFB, #FBF5EC); text-align: left; box-shadow: 0 18px 30px -26px rgba(90, 70, 40, .55); animation: rise .6s var(--ease) both; animation-delay: calc(var(--i) * 80ms + 120ms); transition: transform .25s var(--ease), box-shadow .25s; }
.invite-card::after { content: ""; position: absolute; inset: 6px; border-radius: 15px; border: 1px dashed rgba(191, 156, 94, .38); pointer-events: none; }
.invite-card:hover { transform: translateY(-2px); box-shadow: 0 22px 36px -26px rgba(90, 70, 40, .6); }
.invite-card:active { transform: scale(.985); }
.tape { position: absolute; top: -9px; left: 22px; width: 64px; height: 18px; background: rgba(217, 163, 176, .42); transform: rotate(-5deg); border-radius: 2px; box-shadow: 0 1px 2px rgba(0,0,0,.05); }
.invite-card[data-recipe="globe1"] .tape { background: rgba(143, 166, 207, .42); left: auto; right: 26px; transform: rotate(4deg); }
.invite-card[data-recipe="talisman1"] .tape { background: rgba(195, 182, 226, .5); }
.arch { width: 112px; height: 132px; border-radius: 56px 56px 14px 14px; display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(191, 156, 94, .3);
  background: radial-gradient(90% 70% at 50% 25%, #FFFFFF 0%, transparent 70%), linear-gradient(180deg, #EEF1FA, #F6EEF1); }
.invite-card[data-recipe="globe1"] .arch { background: radial-gradient(90% 70% at 50% 25%, #FFFFFF 0%, transparent 70%), linear-gradient(180deg, #F1F0FA, #F4ECE2); }
.invite-card[data-recipe="talisman1"] .arch { background: radial-gradient(90% 70% at 50% 25%, #FFFFFF 0%, transparent 70%), linear-gradient(180deg, #F7EEF1, #EFEAF8); }
.arch svg { width: 104px; height: 104px; }
.card-body { position: relative; z-index: 1; display: grid; gap: 2px; }
.card-body .hand { font-size: 19px; color: var(--gold); }
.card-body h3 { margin: 0; font: 600 23px/1.2 var(--display); letter-spacing: .02em; }
.card-body p { margin: 4px 0 0; color: var(--ink-2); font-size: 13.5px; line-height: 1.65; }
.card-foot { display: flex; justify-content: space-between; align-items: baseline; margin-top: 10px; }
.card-foot .begin { font: 600 14px/1 var(--display); color: var(--primary); letter-spacing: .06em; }
.card-foot .meta { font-size: 11.5px; color: var(--ink-3); }
.paste { margin: 8px 0 12px; }
.paste .row { margin-top: 8px; flex-wrap: nowrap; }
.shelf-link { justify-content: center; margin: 14px 0; }
.pending { margin-top: 22px; }
.pending ul { padding: 0; margin: 8px 0 0; }
.pending li { list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 12px 0; border-top: 1px dashed var(--hair); font-size: 14px; }
.foot { margin: 34px 0 0; text-align: center; font-size: 12px; color: var(--ink-3); }
.foot a { color: var(--ink-2); }

/* starting with an AI companion */
.steps-guide { list-style: none; counter-reset: s; padding: 0; margin: 18px 0; display: grid; gap: 18px; }
.steps-guide > li { counter-increment: s; position: relative; padding: 16px 16px 16px 52px; border-radius: 18px; background: var(--card); border: 1px solid var(--hair); }
.steps-guide > li::before { content: counter(s); position: absolute; left: 14px; top: 14px; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font: 600 14px/1 var(--display); color: #fff; background: var(--gold); }
.steps-guide b { font-weight: 500; }
.invite.ask { margin-top: 10px; white-space: pre-wrap; font: 400 14px/1.7 var(--ui); color: var(--ink); background: #FFFCF6; border: 1px dashed rgba(191, 156, 94, .45); }
.advanced { margin: 6px 0 0; text-align: center; font-size: 13.5px; }

/* ---------- choose ---------- */
.steps { display: flex; gap: 5px; margin: 14px 0 6px; }
.steps i { flex: 1; height: 3px; border-radius: 3px; background: var(--hair); }
.steps i.on { background: var(--side, var(--gold)); }
.options { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 18px 0; }
.options.halves { grid-template-columns: 1fr; }
.options.halves .opt b { font-size: 24px; }
.opt { position: relative; text-align: left; padding: 14px 14px 13px; border-radius: 18px; border: 1px solid var(--hair); background: var(--card); min-height: 108px; display: flex; flex-direction: column; gap: 5px; transition: border-color .2s, transform .15s var(--ease), box-shadow .2s; }
.opt .sw { display: flex; gap: 4px; height: 14px; }
.opt .sw i { width: 14px; height: 14px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); }
.opt .num { position: absolute; top: 11px; right: 14px; font: 500 16px/1 var(--hand); color: var(--ink-3); }
.opt b { font: 600 17.5px/1.3 var(--display); }
.opt span { font: 400 13.5px/1.5 var(--ui); color: var(--ink-2); }
html[lang="en"] .opt span { font: italic 400 14.5px/1.3 var(--display); }
.opt .month { font: 500 16px/1 var(--hand); font-style: normal; color: var(--gold); margin-top: auto; }
.opt-group { grid-column: 1 / -1; margin: 16px 0 0; display: flex; align-items: center; gap: 10px; font: 600 12px/1 var(--ui); letter-spacing: .14em; color: var(--ink-3); }
.opt-group::after { content: ""; flex: 1; border-top: 1px dashed var(--hair); }
.opt-group:first-child { margin-top: 0; }
.opt[aria-pressed="true"] { border-color: var(--side); box-shadow: 0 0 0 3px var(--side-soft), 0 10px 22px -16px var(--side); }
.opt[aria-pressed="true"]::after { content: "✓"; position: absolute; right: 12px; bottom: 10px; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: var(--side); color: #fff; font-size: 12px; }
.dock { position: fixed; left: 0; right: 0; bottom: 0; z-index: 5; padding: 14px 20px calc(14px + var(--safe-b)); background: linear-gradient(transparent, var(--paper) 32%); }
.dock .inner { max-width: 580px; margin: 0 auto; display: flex; gap: 10px; justify-content: space-between; align-items: center; }

/* ---------- review + seal ---------- */
.ledger { border-top: 1px solid var(--hair); margin: 16px 0; }
.ledger div { display: grid; grid-template-columns: 104px 1fr; gap: 10px; padding: 11px 0; border-bottom: 1px dashed var(--hair); }
.ledger dt { font: 600 11.5px/1.7 var(--ui); letter-spacing: .08em; color: var(--ink-3); }
.ledger dd { margin: 0; }
.ledger dd b { font: 600 17px/1.3 var(--display); }
.ledger dd span { display: block; font-size: 13px; color: var(--ink-2); }
.hold { position: relative; width: 132px; height: 132px; border-radius: 50%; border: 0; background: none; padding: 0; display: grid; place-items: center; touch-action: none; user-select: none; -webkit-user-select: none; }
.hold svg { position: absolute; inset: 0; transform: rotate(-90deg); }
.hold circle.track { fill: none; stroke: var(--hair); stroke-width: 2; }
.hold circle.fill { fill: none; stroke: var(--wax, var(--gold)); stroke-width: 3; stroke-linecap: round; transition: stroke-dashoffset .12s linear; }
.hold .face { width: 104px; height: 104px; border-radius: 50%; display: grid; place-items: center; text-align: center; background: var(--card); border: 1px solid var(--hair); font: 500 13.5px/1.35 var(--ui); padding: 10px; box-shadow: 0 10px 22px -18px rgba(60, 50, 90, .6); }
.hold.is-holding .face { transform: scale(.96); transition: transform 1s; }
.hold-wrap { display: grid; justify-items: center; gap: 10px; margin: 26px 0 10px; text-align: center; }
.hold-wrap small { color: var(--ink-3); }
.wax { --s: 120px; width: var(--s); height: var(--s); position: relative; display: grid; place-items: center; }
.wax svg { position: absolute; inset: 0; width: 100%; height: 100%; filter: drop-shadow(0 6px 10px rgba(60, 20, 30, .22)); }
.wax .fp { position: relative; font: 600 13px/1 var(--ui); letter-spacing: .14em; color: rgba(255,255,255,.94); text-shadow: 0 1px 0 rgba(0,0,0,.25); }
.wax .fp small { display: block; font: 500 15px/1 var(--hand); letter-spacing: 0; text-align: center; margin-top: 4px; opacity: .9; }
.wax.stamp { animation: stamp .7s var(--ease) both; }
@keyframes stamp { 0% { transform: scale(1.8) rotate(-12deg); opacity: 0; } 60% { transform: scale(.94) rotate(2deg); opacity: 1; } 100% { transform: scale(1) rotate(0); } }
.seals { display: flex; justify-content: center; gap: 22px; margin: 26px 0 10px; }
.seals figure { margin: 0; display: grid; justify-items: center; gap: 8px; }
.seals figcaption { font: 500 20px/1 var(--hand); }
.ceremony { min-height: 70dvh; display: grid; place-content: center; text-align: center; }
.invite { white-space: pre-wrap; font: 400 13px/1.6 ui-monospace, 'SF Mono', Menlo, monospace; background: var(--card); border: 1px dashed var(--hair); border-radius: 16px; padding: 14px; color: var(--ink-2); max-height: 240px; overflow: auto; }
.waiting { display: grid; justify-items: center; gap: 8px; margin: 28px 0; text-align: center; }
.waiting .orb { width: 130px; height: 130px; border-radius: 50%; background: radial-gradient(circle at 34% 30%, #fff 0, #E9E4EE 30%, #C6BFD6 70%, #A79FBC 100%); position: relative; animation: breathe 4s ease-in-out infinite; }
.waiting .orb::after { content: ""; position: absolute; inset: 0; border-radius: 50%; background: linear-gradient(90deg, transparent 50%, rgba(40, 34, 64, .5) 50%); }
.waiting .orb::before { content: ""; position: absolute; inset: -18px -40px; border: 1px dashed var(--gold); border-radius: 50%; transform: rotate(-14deg); opacity: .5; }
@keyframes breathe { 50% { transform: scale(1.03); } }
.note { font-size: 13.5px; color: var(--ink-3); }
.warn { font-size: 13.5px; color: var(--human-wax); }
.ok { font-size: 13.5px; color: #5E8E73; }

/* ---------- stage ---------- */
.stage { position: fixed; inset: 0; z-index: 0; overflow: hidden; --sky-a: #F7F1E8; --sky-b: #EADFD6; }
.stage-back { position: absolute; inset: 0; background: radial-gradient(120% 90% at 50% 38%, var(--sky-a) 0%, var(--sky-b) 100%); transition: background 1.2s; }
.stage-back::after { content: ""; position: absolute; inset: 0; opacity: .5; mix-blend-mode: multiply;
  background-image: 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 .5  0 0 0 0 .46  0 0 0 0 .42  0 0 0 .1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.stage.is-dark .stage-back::after { mix-blend-mode: screen; opacity: .22; }
.stage-ornament { position: absolute; left: 50%; top: 46%; width: min(118vw, 118vh, 820px); height: min(118vw, 118vh, 820px); transform: translate(-50%, -50%); pointer-events: none; transition: opacity 1s; }
.stage-canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; display: block; }
.over { position: fixed; z-index: 3; left: 0; right: 0; pointer-events: none; }
.over > * { pointer-events: auto; }
.top-bar { top: 0; padding: calc(16px + var(--safe-t)) 20px 0; display: flex; justify-content: space-between; align-items: flex-start; }
.title-plate h1 { margin: 4px 0 0; font: 500 32px/1.15 var(--display); }
.title-plate h1 .w { position: relative; }
.title-plate h1 .w::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px; border-radius: 2px; background: var(--side); opacity: .7; }
.title-plate p { margin: 6px 0 0; color: var(--ink-2); font-size: 13px; }
.on-dark { --ink: #F2EFFA; --ink-2: #CFC9E2; --ink-3: #9E97BC; --hair: rgba(242, 239, 250, .2); --card: rgba(34, 31, 58, .8); color: var(--ink); }
.iconbtn { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--hair); background: color-mix(in srgb, var(--card) 86%, transparent); display: grid; place-items: center; }
.caption { bottom: 0; padding: 0 16px calc(16px + var(--safe-b)); }
.caption .card { max-width: 520px; margin: 0 auto; background: color-mix(in srgb, var(--card) 93%, transparent); border: 1px solid var(--hair); border-radius: 22px; padding: 16px 18px; box-shadow: 0 14px 40px -26px rgba(30, 20, 50, .5); animation: rise .45s var(--ease) both; }
.caption .by { display: flex; align-items: center; gap: 8px; font: 600 11.5px/1.3 var(--ui); letter-spacing: .1em; color: var(--side, var(--ink-3)); }
.caption .by i { width: 8px; height: 8px; border-radius: 50%; background: var(--side, var(--ink-3)); flex: none; }
.caption h2 { margin: 8px 0 2px; font: 600 26px/1.2 var(--display); }
.caption .next { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.caption .dots { display: flex; gap: 4px; flex-wrap: wrap; max-width: 70%; }
.caption .dots i { width: 5px; height: 5px; border-radius: 50%; background: var(--hair); }
.caption .dots i.on { background: var(--ink-2); }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 10px; }
.pair.one { grid-template-columns: 1fr; }
.pair > div { padding-left: 10px; border-left: 2px solid var(--side); }
.pair b { display: block; font: 600 18px/1.25 var(--display); }
.envelopes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.envelopes.one { grid-template-columns: 1fr; }
.envelope { color: #3D3950; position: relative; min-height: 96px; border-radius: 14px; border: 1px solid var(--hair); background: var(--side-soft); padding: 12px; text-align: left; overflow: hidden; }
.envelope::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 46px; background: linear-gradient(to bottom right, transparent 49.5%, rgba(61,57,80,.14) 50%, transparent 51%), linear-gradient(to bottom left, transparent 49.5%, rgba(61,57,80,.14) 50%, transparent 51%); }
.envelope .dot { position: absolute; left: 50%; top: 34px; width: 22px; height: 22px; margin-left: -11px; border-radius: 50%; background: var(--wax); box-shadow: 0 2px 4px rgba(0,0,0,.2); transition: transform .4s var(--ease), opacity .4s; }
.envelope small { position: absolute; bottom: 10px; left: 12px; font: 500 17px/1 var(--hand); color: var(--side); }
.envelope.open::before, .envelope.open .dot { opacity: 0; transform: scale(.4); }
.envelope .text { opacity: 0; font: 400 16.5px/1.5 var(--display); transition: opacity .6s .2s; }
.envelope.open .text { opacity: 1; }
.envelope.open small { position: static; display: block; margin-top: 8px; }
.toolbar { bottom: 0; padding: 0 12px calc(14px + var(--safe-b)); }
.toolbar .inner { max-width: 580px; margin: 0 auto; display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.toolbar .btn { background: color-mix(in srgb, var(--card) 90%, transparent); }
.toolbar .btn.primary { background: var(--primary); color: #FBF6EE; }
.on-dark .btn.primary { background: #F2EFFA; color: #2B2740; }
.hint { position: fixed; z-index: 3; left: 0; right: 0; text-align: center; top: calc(50% + min(40vw, 230px)); font: 500 19px/1 var(--hand); color: var(--ink-2); pointer-events: none; animation: rise .6s var(--ease) both; }

/* ---------- sheets ---------- */
.sheet { position: fixed; inset: 0; z-index: 10; display: grid; align-items: end; background: rgba(30, 24, 44, .3); animation: fade .3s both; }
@keyframes fade { from { opacity: 0; } }
.sheet .panel { max-height: 88dvh; overflow: auto; background: var(--paper); color: var(--ink); border-radius: 26px 26px 0 0; padding: 22px 20px calc(24px + var(--safe-b)); animation: up .4s var(--ease) both; max-width: 640px; width: 100%; margin: 0 auto; }
@keyframes up { from { transform: translateY(40px); opacity: 0; } }
.sheet h2 { margin: 6px 0 12px; font: 600 26px/1.25 var(--display); }
.sheet h3 { margin: 22px 0 6px; font: 600 12px/1.3 var(--ui); letter-spacing: .12em; color: var(--side, var(--ink-3)); }
.story-col { display: grid; gap: 4px; }
.story-item { display: grid; grid-template-columns: 96px 1fr; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--hair); }
.story-item dt { font: 500 12px/1.6 var(--ui); color: var(--ink-3); }
.story-item dd { margin: 0; }
.story-item b { font: 600 16.5px/1.3 var(--display); }
.story-item span { display: block; font-size: 13px; color: var(--ink-2); }
.quote { font: 400 18px/1.55 var(--display); margin: 6px 0; padding-left: 12px; border-left: 2px solid var(--side, var(--gold)); }
html[lang="en"] .quote { font-style: italic; }
.prov { font-size: 12.5px; color: var(--ink-3); line-height: 1.6; }
.plaque { margin: 18px auto 6px; max-width: 320px; padding: 16px 20px; border-radius: 10px; text-align: center; background: linear-gradient(160deg, #EBDAAE, #CBAA69 45%, #E8D4A2 60%, #BB9550); color: #4A3A1C; box-shadow: inset 0 1px 0 rgba(255,255,255,.6), inset 0 -2px 4px rgba(90,60,10,.25), 0 10px 24px -14px rgba(70, 50, 10, .7); }
.plaque b { display: block; font: 600 22px/1.2 var(--display); letter-spacing: .04em; }
.plaque span { display: block; font: 500 11.5px/1.6 var(--ui); letter-spacing: .14em; margin-top: 6px; opacity: .85; }
.plaque.engrave b, .plaque.engrave span { animation: engrave 1.4s var(--ease) both; }
@keyframes engrave { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
.engrave { display: grid; gap: 10px; margin-top: 8px; }
.engrave h3 { margin: 10px 0 0 !important; }

/* ---------- the cabinet ---------- */
.shelf { margin-top: 18px; padding: 22px 12px 4px; border-radius: 120px 120px 18px 18px / 80px 80px 18px 18px; border: 1px solid rgba(191, 156, 94, .3); background: linear-gradient(112deg, rgba(255,255,255,.5) 0 14%, transparent 14% 36%, rgba(255,255,255,.4) 36% 39%, transparent 39%), rgba(255, 253, 249, .6); }
.shelf-row { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 18px 6px 30px; }
.shelf-row::after { content: ""; position: absolute; left: -12px; right: -12px; bottom: 34px; height: 9px; border-radius: 3px; background: linear-gradient(#DCC7A6, #C0A17A); box-shadow: 0 7px 12px -6px rgba(80, 50, 20, .4); }
.curio { position: relative; z-index: 1; display: grid; justify-items: center; gap: 2px; background: none; border: 0; padding: 0; }
.curio img, .curio .art { width: 100%; aspect-ratio: 1; object-fit: contain; filter: drop-shadow(0 8px 8px rgba(40, 30, 60, .22)); transition: transform .3s var(--ease); }
.curio .art svg { width: 100%; height: 100%; }
.curio:active img { transform: scale(.96) translateY(2px); }
.curio .label { margin-top: 6px; font: 600 14px/1.3 var(--display); text-align: center; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.curio .when { font-size: 10.5px; color: var(--ink-3); letter-spacing: .06em; }
.empty { text-align: center; color: var(--ink-3); padding: 50px 0; }
.empty svg { width: 46px; height: 46px; opacity: .55; margin: 0 auto; display: block; }

.toast { max-width: calc(100vw - 40px); text-align: center; position: fixed; z-index: 20; left: 50%; bottom: calc(96px + var(--safe-b)); transform: translateX(-50%); background: var(--primary); color: #FBF6EE; padding: 10px 16px; border-radius: 999px; font-size: 14px; line-height: 1.5; animation: rise .3s var(--ease) both; box-shadow: 0 10px 22px -14px rgba(40, 30, 70, .6); }

@media (min-width: 720px) {
  .screen { padding-top: 40px; }
  .display { font-size: 42px; }
  .hero-title { font-size: 46px; }
  .options { grid-template-columns: repeat(3, 1fr); }
  .options.halves { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }

/* ---------- a gift ---------- */
.gift-art svg { display: block; width: 180px; height: 135px; margin: 8px auto 0; animation: bob 4.5s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-5px) rotate(-1.5deg); } }

/* ---------- lucky: the drawn thing, with its parts as chips ---------- */
.lucky-panel { bottom: 0; padding: 0 0 calc(12px + var(--safe-b)); }
.lucky-panel .inner { max-width: 640px; margin: 0 auto; }
.chips { display: flex; gap: 8px; overflow-x: auto; padding: 6px 16px 10px; scroll-snap-type: x proximity; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.chips::-webkit-scrollbar { display: none; }
.chip { flex: none; scroll-snap-align: start; display: flex; align-items: center; gap: 8px; max-width: 200px; padding: 8px 12px 8px 10px; border-radius: 14px; border: 1px solid var(--hair); background: color-mix(in srgb, var(--card) 94%, transparent); box-shadow: 0 8px 18px -14px rgba(30, 20, 50, .5); text-align: left; }
.chip .sw { display: flex; gap: 2px; }
.chip .sw i { width: 10px; height: 10px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(0,0,0,.08); }
.chip-text { display: grid; min-width: 0; }
.chip-text small { font: 600 10.5px/1.3 var(--ui); letter-spacing: .08em; color: var(--ink-3); }
.chip-text b { font: 600 14.5px/1.3 var(--display); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chip.drawn .chip-text small::after { content: " ✦"; color: var(--gold); }
.chip.mine { border-color: color-mix(in srgb, var(--human) 45%, transparent); }
.lucky-actions { padding: 0 16px; justify-content: center; gap: 10px; }
.lucky-actions .btn { background: color-mix(in srgb, var(--card) 92%, transparent); }
.lucky-actions .btn.primary { background: var(--primary); color: #FBF6EE; min-width: 132px; }
.on-dark .lucky-actions .btn.primary { background: #F2EFFA; color: #2B2740; }
.sheet .panel.tall { max-height: 82dvh; }
.options.compact { margin: 10px 0 0; }
.options.compact .opt { min-height: 92px; padding: 12px; }
.story-item dt em.tag { display: block; margin: 2px 0 0; }
.story-item em.tag { font: 500 15px/1 var(--hand); font-style: normal; color: var(--gold); margin-left: 6px; letter-spacing: 0; }
.stamp-over { inset: 0; display: grid; place-content: center; justify-items: center; gap: 6px; background: color-mix(in srgb, var(--paper) 35%, transparent); animation: fade .3s both; }
.stamp-over .hand { font-size: 28px; color: var(--ink); margin: 0; }

/* ---------- the greeting card: a pop-up card for the sealed lines ---------- */
.gc-overlay { position: fixed; inset: 0; z-index: 30; overflow: hidden; touch-action: none; animation: fade .35s both;
  background: radial-gradient(120% 85% at 50% 38%, rgba(74, 44, 54, .38), rgba(28, 16, 24, .78)); -webkit-backdrop-filter: blur(7px); backdrop-filter: blur(7px); }
.gc-overlay.out { animation: fadeOut .35s both; }
@keyframes fadeOut { to { opacity: 0; } }
.gc { position: absolute; left: 50%; top: calc(50% + var(--H) * .36); width: 0; height: 0; perspective: calc(var(--H) * 3.2); cursor: pointer; }
.gc:not(.open):not(.closing) { animation: gcBob 3.4s ease-in-out infinite; }
@keyframes gcBob { 50% { transform: translateY(-7px); } }
.gc-cam, .gc-scene { position: absolute; left: 0; top: 0; transform-style: preserve-3d; }
.gc-face > svg, .gc-layer > svg, .gc-floor > svg { display: block; width: 100%; height: 100%; overflow: visible; }
.gc-floor { position: absolute; top: 0; transform-origin: 50% 0; transform: rotateX(90deg); border-radius: 3px; box-shadow: 0 30px 60px -10px rgba(20, 8, 14, .45); }
.gc-shadow { position: absolute; height: 12px; border-radius: 50%; background: radial-gradient(closest-side, rgba(80, 30, 40, .45), transparent); opacity: 0; transition: opacity .8s ease var(--d); }
.gc.open .gc-shadow { opacity: 1; }
.gc-back { position: absolute; transform-origin: 50% 100%; transform: rotateX(-86deg); transform-style: preserve-3d; transition: transform 1.45s cubic-bezier(.22, .8, .25, 1.04); }
.gc.open .gc-back { transform: rotateX(7deg); }
.gc.closing .gc-back { transition: transform .85s cubic-bezier(.5, 0, .7, .4) .25s; }
.gc-face { position: absolute; inset: 0; -webkit-backface-visibility: hidden; backface-visibility: hidden; border-radius: 3px; overflow: hidden; }
.gc-inside { box-shadow: inset 0 -30px 40px -30px rgba(120, 60, 70, .25); }
.gc-inside::after { content: ""; position: absolute; inset: 0; pointer-events: none; mix-blend-mode: soft-light; opacity: 0;
  background: linear-gradient(115deg, transparent 38%, rgba(255, 238, 200, .9) 50%, transparent 62%); background-size: 260% 100%; background-position: 120% 0; }
.gc.open .gc-inside::after { animation: gcSheen 5s 1.4s ease-in-out infinite; }
@keyframes gcSheen { 0% { opacity: 0; background-position: 120% 0; } 15% { opacity: 1; } 45% { opacity: 1; background-position: -20% 0; } 60%, 100% { opacity: 0; background-position: -20% 0; } }
.gc-cover { transform: rotateX(180deg); }
.gc-cover-text { position: absolute; left: 0; right: 0; top: 70%; display: grid; justify-items: center; gap: 2px; color: var(--ink); text-align: center; }
.gc-cover-text .script { font: 400 calc(var(--W) * .13)/1 'Pinyon Script', cursive; }
.gc-cover-text b { font: 400 calc(var(--W) * .055)/1.4 "Xiaolai SC", "Kaiti SC", STKaiti, serif; letter-spacing: .12em; opacity: .85; }
.gc-layer { position: absolute; transform-origin: 50% 100%; transform: translateZ(var(--z)) rotateX(-89deg);
  transition: transform .95s cubic-bezier(.3, 1.45, .5, 1) var(--d), filter .95s ease var(--d); filter: drop-shadow(0 2px 2px rgba(80, 30, 40, .15)) brightness(.9); }
.gc.open .gc-layer { transform: translateZ(var(--z)) rotateX(0deg); filter: drop-shadow(0 6px 7px rgba(80, 30, 40, .22)) brightness(1); }
.gc.closing .gc-layer { transition: transform .55s cubic-bezier(.5, 0, .8, .5), filter .55s; }
.gc .tw { animation: gcTw 2.8s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.gc .tw:nth-of-type(3n) { animation-delay: -1s; } .gc .tw:nth-of-type(3n+1) { animation-delay: -1.9s; }
@keyframes gcTw { 50% { opacity: .35; transform: scale(.7); } }
.gc-seal { transform-box: fill-box; transform-origin: center; transition: transform .45s cubic-bezier(.3, 1.6, .5, 1), opacity .35s ease .2s; filter: drop-shadow(0 3px 2px rgba(80, 30, 40, .3)); }
.gc:not(.open):not(.closing):hover .gc-seal { transform: scale(1.04); }
.gc.open .gc-seal { transform: scale(1.22) rotate(-8deg); opacity: 0; }
/* the words on the arch */
.gc-words { position: absolute; left: 14%; right: 14%; top: 19%; bottom: 15%; display: flex; flex-direction: column; color: var(--ink); overflow: hidden; text-align: left; }
.gc-words.scroll { overflow-y: auto; }
.gc-head { text-align: center; font-size: calc(var(--W) * .036); letter-spacing: .2em; opacity: 0; color: color-mix(in srgb, var(--ink) 70%, transparent); }
.gc-head .script { display: block; font: 400 calc(var(--W) * .075)/1.05 'Pinyon Script', cursive; letter-spacing: 0; color: var(--ink); margin-bottom: 2px; }
.gc-to { margin: 10px 0 2px; font-size: 16px; opacity: 0; }
.gc-body { margin: 6px 0 0; font-size: 18px; line-height: 1.85; letter-spacing: .04em; white-space: pre-wrap; word-break: break-word;
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='90' height='90'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.1' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  .7 0 0 0 .5'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E"); mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='90' height='90'%3E%3Cfilter id='g'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='1.1' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  .7 0 0 0 .5'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23g)'/%3E%3C/svg%3E"); -webkit-mask-size: 90px; mask-size: 90px; } /* a faint pencil grain in the ink */
.gc-body span { opacity: 0; }
.gc-body.short { text-align: center; margin-top: 18px; font-size: 20px; }
.gc-sign { margin-top: auto; padding-top: 8px; text-align: right; font-size: 15px; opacity: 0; }
.gc.open .gc-head, .gc.open .gc-to { animation: fade .9s 1.2s both; opacity: 1; }
.gc-words.writing .gc-body span { animation: gcInk 1s ease forwards; }
@keyframes gcInk { 0% { opacity: 0; color: var(--gold); } 35% { opacity: 1; color: var(--gold); } 100% { opacity: 1; color: var(--ink); } }
.gc-words.writing .gc-sign { animation: fade 1.2s 2.6s both; opacity: 1; }
html[lang="en"] .gc-body { line-height: 1.6; }
/* sparkles thrown out as it opens */
.gc-burst { position: absolute; left: 0; top: calc(var(--H) * -.55); }
.gc-burst i { position: absolute; width: 6px; height: 6px; border-radius: 50%; opacity: 0; box-shadow: 0 0 8px rgba(255, 230, 170, .9); }
.gc.open .gc-burst i { animation: gcBurst 1.6s cubic-bezier(.2, .7, .3, 1) var(--delay) both; }
@keyframes gcBurst { 0% { opacity: 0; transform: translate(0, 0) scale(.2); } 15% { opacity: 1; } 100% { opacity: 0; transform: translate(var(--x), var(--y)) scale(var(--s)); } }
.gc-hint { position: absolute; left: 50%; bottom: calc(28px + var(--safe-b)); transform: translateX(-50%); border: 0; background: rgba(255, 250, 244, .92); color: #5B2A33; border-radius: 999px; padding: 10px 20px; font: 400 17px/1 "Xiaolai SC", "Kaiti SC", STKaiti, serif; letter-spacing: .08em; animation: gcPulse 2.2s ease-in-out infinite; box-shadow: 0 10px 24px -14px rgba(0, 0, 0, .6); }
@keyframes gcPulse { 50% { transform: translateX(-50%) scale(1.05); } }
.gc-bar { position: absolute; left: 0; right: 0; bottom: calc(22px + var(--safe-b)); display: flex; justify-content: center; align-items: center; gap: 14px; opacity: 0; pointer-events: none; transition: opacity .6s; }
.gc-bar.on { opacity: 1; pointer-events: auto; }
.gc-bar .btn { min-width: 140px; font-family: "Xiaolai SC", "Kaiti SC", STKaiti, serif; letter-spacing: .08em; background: #FFF8F1; color: #5B2A33; }
.gc-count { color: rgba(255, 245, 238, .8); font: 400 15px/1 "Xiaolai SC", "Kaiti SC", STKaiti, serif; letter-spacing: .1em; }
/* the reveal step that holds the cards */
.card-invite { display: flex; align-items: center; gap: 14px; width: 100%; margin-top: 10px; padding: 12px 14px; border: 1px solid var(--hair); border-radius: 18px; background: linear-gradient(135deg, #FBEDEA, #F6E3EC); color: #5B2A33; text-align: left; box-shadow: 0 10px 24px -18px rgba(90, 30, 50, .6); }
.card-invite .mini { flex: none; width: 54px; height: 44px; border-radius: 6px; background: #F5DAD5; position: relative; box-shadow: inset 0 0 0 1px rgba(191, 100, 118, .35); animation: gcBob 3s ease-in-out infinite; }
.card-invite .mini::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 7px; margin-left: -3.5px; background: #F3C1CA; box-shadow: 0 0 0 1px rgba(191, 100, 118, .5); }
.card-invite .mini svg { position: absolute; left: 50%; top: 50%; width: 26px; height: 26px; margin: -13px; filter: drop-shadow(0 1px 1px rgba(80, 30, 40, .3)); }
.card-invite b { display: block; font: 600 17px/1.3 var(--display); }
.card-invite small { font: 400 12.5px/1.4 var(--ui); opacity: .75; }
.card-quotes { margin-top: 10px; display: grid; gap: 6px; }
.card-quotes p { margin: 0; font: 500 16px/1.6 var(--display); color: var(--ink); }
.card-quotes p small { display: block; font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }
@media (prefers-reduced-motion: reduce) { .gc-layer, .gc-back { transition: none !important; } }