:root {
  --ivory: #fbf7ef;
  --paper: #f6efe2;
  --ink: #3b302a;
  --muted: #7d7067;
  --wine: #7b1e2b;
  --wine-deep: #5a1420;
  --wine-soft: #b9606b;
  --green: #4f6b45;
  --green-soft: #8ea383;
  --line: #e7dccb;
  --script: 'Dancing Script', cursive;
  --serif: 'Lora', Georgia, serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--ink); font: 16px/1.7 var(--serif);
  background-color: var(--ivory);
  /* giấy ngà: nhiễu mịn + vân nhạt */
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .45  0 0 0 0 .38  0 0 0 0 .3  0 0 0 .07 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"),
    radial-gradient(ellipse at 20% 10%, #fffdf8 0, transparent 60%),
    radial-gradient(ellipse at 80% 90%, #f3eadb 0, transparent 55%);
  overflow-x: hidden;
}
body.locked { overflow: hidden; }
img { max-width: 100%; display: block; }
.script { font-family: var(--script); font-weight: 600; }
a { color: var(--wine); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  font: 500 15px var(--serif); letter-spacing: .02em; padding: 12px 26px; border-radius: 999px;
  border: 1px solid var(--wine); cursor: pointer; text-decoration: none; transition: .25s;
}
.btn-wine { background: var(--wine); color: #fff; box-shadow: 0 6px 18px rgba(123, 30, 43, .25); }
.btn-wine:hover { background: var(--wine-deep); }
.btn-ghost { background: transparent; color: var(--wine); }
.btn-ghost:hover { background: rgba(123, 30, 43, .06); }
.btn-small { padding: 8px 16px; font-size: 14px; }
.btn:disabled { opacity: .6; cursor: default; }

/* ---------- 0. Phong bì ---------- */
.envelope-screen { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; overflow: hidden; transition: opacity .9s ease .2s, visibility .9s .2s; }
.env-bg { position: absolute; inset: -20px; background: url(https://cdn.dtsc.info/wedding/envelope-bg.jpg) center/cover; }
.env-bg::after { content: ''; position: absolute; inset: 0; background: rgba(251, 247, 239, .55); }
.env-wrap { position: relative; text-align: center; padding: 24px 16px; width: 100%; max-width: 420px; }
.env-guest { margin: 0 0 18px; font-style: italic; color: var(--wine-deep); min-height: 1.7em; }
.env { position: relative; width: min(320px, 84vw); aspect-ratio: 1.45; margin: 0 auto 26px; perspective: 900px; }
.env-back, .env-front, .env-flap { position: absolute; inset: 0; }
.env-back { background: #ead9bf; border-radius: 6px; box-shadow: 0 18px 40px rgba(60, 40, 20, .28); }
.env-front { background: linear-gradient(160deg, #f6ead6, #ecdcc1); clip-path: polygon(0 0, 50% 55%, 100% 0, 100% 100%, 0 100%); border-radius: 6px; z-index: 3; }
.env-flap { background: linear-gradient(180deg, #e9d6b8, #dfc7a3); clip-path: polygon(0 0, 100% 0, 50% 58%); transform-origin: top; z-index: 4; transition: transform .8s ease, z-index 0s .4s; }
.env-letter {
  position: absolute; left: 7%; right: 7%; top: 8%; bottom: 6%; z-index: 2; background: var(--ivory);
  border-radius: 4px; display: grid; place-content: center; gap: 2px; padding: 10px; box-shadow: 0 2px 8px rgba(0,0,0,.08);
  transition: transform 1s cubic-bezier(.2,.8,.2,1) .55s;
}
.env-letter .script { margin: 0; font-size: 26px; color: var(--wine); }
.env-names { margin: 0; font-size: 14px; letter-spacing: .04em; }
.env-date { margin: 0; font-size: 12px; color: var(--muted); letter-spacing: .2em; }
.env-seal {
  position: absolute; left: 50%; top: 52%; z-index: 5; width: 54px; height: 54px; margin: -27px 0 0 -27px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #a3343f, var(--wine) 60%, var(--wine-deep)); color: #f5d9c8;
  display: flex; align-items: center; justify-content: center; font: 600 15px var(--serif); box-shadow: 0 3px 8px rgba(0,0,0,.3); transition: opacity .3s;
}
.env-seal span { font-family: var(--script); margin: 0 1px; }
.env-title { font-size: 22px; margin: 0 0 18px; color: var(--ink); }
.env-title .script { color: var(--wine); font-size: 30px; }
.env-hint { margin: 14px 0 0; font-size: 13px; color: var(--muted); }
.envelope-screen.opening .env-seal { opacity: 0; }
.envelope-screen.opening .env-flap { transform: rotateX(180deg); z-index: 1; }
.envelope-screen.opening .env-letter { transform: translateY(-62%); }
.envelope-screen.gone { opacity: 0; visibility: hidden; }

/* ---------- 1. Bìa ---------- */
.cover { position: relative; height: 100vh; height: 100svh; min-height: 560px; overflow: hidden; color: #fff; }
.cover-img, .cover-img img { position: absolute; inset: 0; width: 100%; height: 100%; }
.cover-img .cover-main { object-fit: cover; object-position: 50% 35%; transform: scale(1.12); }
body.opened .cover-img .cover-main { animation: kenburns 18s ease-out forwards; }
@keyframes kenburns { to { transform: scale(1); } }
.cover::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.05) 40%, rgba(30,15,10,.6)); }
.cover-text { position: absolute; z-index: 2; left: 0; right: 0; bottom: 11%; text-align: center; padding: 0 16px; }
.cover-small { margin: 0; letter-spacing: .35em; text-transform: uppercase; font-size: 12px; }
.cover-names { margin: 6px 0 4px; font-size: clamp(42px, 12vw, 76px); line-height: 1.1; text-shadow: 0 2px 16px rgba(0,0,0,.35); }
.cover-names span { display: block; font-size: .6em; }
.cover-date { margin: 0; font-size: 22px; letter-spacing: .3em; }
.cover-lunar { margin: 2px 0 0; font-style: italic; font-size: 15px; opacity: .92; }
.fade-up { opacity: 0; transform: translateY(18px); }
body.opened .fade-up { animation: fadeUp 1.2s ease forwards; }
body.opened .fade-up:nth-child(2) { animation-delay: .5s; }
body.opened .fade-up:nth-child(3) { animation-delay: 1s; }
body.opened .fade-up:nth-child(4) { animation-delay: 1.4s; }
body.opened .fade-up:nth-child(1) { animation-delay: .2s; }
@keyframes fadeUp { to { opacity: 1; transform: none; } }
.scroll-cue { position: absolute; z-index: 2; left: 50%; bottom: 14px; transform: translateX(-50%); color: #fff; text-decoration: none; font-size: 28px; animation: bob 2s infinite; }
@keyframes bob { 50% { transform: translate(-50%, 6px); } }

/* ---------- Khung chung ---------- */
.section { max-width: 980px; margin: 0 auto; padding: 72px 16px; text-align: center; }
.kicker { margin: 0; text-transform: uppercase; letter-spacing: .3em; font-size: 12px; color: var(--green); }
.kicker::before, .kicker::after { content: '❦'; margin: 0 .6em; color: var(--wine-soft); letter-spacing: 0; }
.title { margin: 4px 0 26px; font-size: clamp(34px, 9vw, 50px); color: var(--wine); line-height: 1.2; }
.light { color: #fff; }
.kicker.light { color: #f2e6d6; }
.lead { max-width: 560px; margin: 0 auto 26px; color: var(--muted); }
.card { background: rgba(255, 253, 248, .92); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 10px 30px rgba(80, 55, 30, .08); }

.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s ease, transform .9s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 2. Lời ngỏ ---------- */
.guest-line { font-size: 20px; color: var(--wine-deep); margin: 14px 0 0; font-style: italic; }
.frame-photo { margin: 0 auto 34px; max-width: 420px; padding: 10px; background: #fff; border-radius: 200px 200px 12px 12px; box-shadow: 0 12px 30px rgba(80,55,30,.15); }
.frame-photo img { border-radius: 190px 190px 6px 6px; aspect-ratio: 3/4; object-fit: cover; width: 100%; }

.flipclock { display: flex; justify-content: center; gap: 10px; margin-top: 12px; }
.unit small { display: block; margin-top: 6px; font-size: 12px; letter-spacing: .15em; text-transform: uppercase; color: var(--muted); }
.digits { display: flex; gap: 3px; }
.flip {
  position: relative; width: 30px; height: 46px; perspective: 200px;
  font: 600 28px/46px var(--serif); color: #fff; text-align: center;
}
@media (min-width: 420px) { .flip { width: 36px; height: 54px; font-size: 32px; line-height: 54px; } .flipclock { gap: 16px; } }
.flip .top, .flip .bottom, .flip .leaf-top, .flip .leaf-bottom {
  position: absolute; left: 0; right: 0; height: 50%; overflow: hidden; background: var(--wine); backface-visibility: hidden;
}
.flip .top, .flip .leaf-top { top: 0; border-radius: 6px 6px 0 0; }
.flip .bottom, .flip .leaf-bottom { bottom: 0; border-radius: 0 0 6px 6px; background: #6c1a26; }
.flip .bottom span, .flip .leaf-bottom span { display: block; transform: translateY(-50%); }
.flip::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: rgba(0,0,0,.35); z-index: 3; }
.flip .leaf-top { z-index: 2; transform-origin: bottom; }
.flip .leaf-bottom { z-index: 2; transform-origin: top; transform: rotateX(90deg); }
.flip.go .leaf-top { animation: leafTop .3s ease-in forwards; }
.flip.go .leaf-bottom { animation: leafBottom .3s ease-out .3s forwards; }
@keyframes leafTop { to { transform: rotateX(-90deg); } }
@keyframes leafBottom { to { transform: rotateX(0); } }

/* ---------- 3. Cô dâu chú rể ---------- */
.couple-row { display: grid; grid-template-columns: 1fr; gap: 10px; align-items: start; margin: 20px 0 26px; }
.person p { max-width: 340px; margin: 0 auto; color: var(--muted); font-size: 15px; }
.person h3 { margin: 0 0 6px; font-size: 36px; color: var(--wine); }
.role { margin: 14px 0 0 !important; font-size: 12px !important; letter-spacing: .3em; text-transform: uppercase; color: var(--green) !important; }
.ring { width: 190px; height: 190px; margin: 0 auto; border-radius: 50%; padding: 6px; background: conic-gradient(var(--wine-soft), var(--green-soft), var(--wine-soft)); }
.ring img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; border: 4px solid var(--ivory); }
.amp { font-size: 56px; color: var(--wine-soft); line-height: 1; }
.from-left, .from-right { opacity: 0; transition: opacity 1s ease, transform 1s ease; }
.from-left { transform: translateX(-60px); }
.from-right { transform: translateX(60px); }
.from-left.in, .from-right.in { opacity: 1; transform: none; }
@media (min-width: 760px) { .couple-row { grid-template-columns: 1fr auto 1fr; } .amp { margin-top: 70px; } }

/* ---------- 4. Chuyện tình ---------- */
.timeline { list-style: none; margin: 0 auto; padding: 0; position: relative; max-width: 760px; text-align: left; }
.timeline::before { content: ''; position: absolute; left: 14px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(var(--wine-soft), var(--green-soft)); }
.tl-item { position: relative; padding: 0 0 38px 44px; }
.tl-item::before { content: '♥'; position: absolute; left: 3px; top: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--ivory); border: 2px solid var(--wine-soft); color: var(--wine); font-size: 12px; display: grid; place-items: center; }
.tl-when { font-size: 13px; letter-spacing: .15em; text-transform: uppercase; color: var(--green); }
.tl-item h3 { margin: 2px 0 4px; font: 600 30px var(--script); color: var(--wine); }
.tl-item p { margin: 0 0 12px; color: var(--muted); }
.tl-photos { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 10px; }
.tl-photos img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 10px; box-shadow: 0 8px 20px rgba(80,55,30,.15); }
@media (min-width: 760px) {
  .timeline::before { left: 50%; margin-left: -1px; }
  .tl-item { width: 50%; padding: 0 44px 50px 0; text-align: right; }
  .tl-item::before { left: auto; right: -12px; }
  .tl-item:nth-child(even) { margin-left: 50%; padding: 0 0 50px 44px; text-align: left; }
  .tl-item:nth-child(even)::before { right: auto; left: -12px; }
}

/* ---------- 5. Lễ cưới ---------- */
.events-sec { position: relative; max-width: none; padding: 0; overflow: hidden; }
.events-bg { position: absolute; inset: 0; }
.events-bg img { width: 100%; height: 100%; object-fit: cover; filter: blur(2px); transform: scale(1.05); }
.events-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(rgba(40, 30, 22, .62), rgba(40, 30, 22, .72)); }
.events-inner { position: relative; max-width: 980px; margin: 0 auto; padding: 72px 16px; }
.event-cards { display: grid; gap: 16px; }
@media (min-width: 640px) { .event-cards { grid-template-columns: repeat(2, 1fr); max-width: 720px; margin: 0 auto; } }
.directions { max-width: 720px; margin: 30px auto 0; }
.directions .kicker { margin-bottom: 12px; }
.map-cards { display: grid; gap: 12px; }
@media (min-width: 640px) { .map-cards { grid-template-columns: 1fr 1fr; } }
.map-card { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: 14px; text-align: left; text-decoration: none; color: var(--ink);
  background: rgba(255,253,248,.94); box-shadow: 0 8px 20px rgba(20,10,5,.25); transition: transform .2s; }
.map-card:hover { transform: translateY(-2px); }
.map-pin { flex: none; width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; font-size: 20px; background: var(--paper); }
.map-text { flex: 1; display: grid; line-height: 1.4; }
.map-text b { font: 600 13px var(--serif); letter-spacing: .2em; text-transform: uppercase; color: var(--wine); }
.map-text small { font-size: 14px; color: var(--muted); }
.map-go { flex: none; font-size: 13px; font-weight: 600; color: var(--wine); white-space: nowrap; }
.event { padding: 26px 18px; }
.event h3 { margin: 0; font: 600 32px var(--script); color: var(--wine); }
.event .fam { margin: 0; font-size: 12px; letter-spacing: .25em; text-transform: uppercase; color: var(--green); }
.event .time { font-size: 40px; font-weight: 600; color: var(--ink); line-height: 1.2; margin: 8px 0 0; }
.event p { margin: 2px 0; font-size: 15px; }
.event .note { color: var(--muted); font-style: italic; font-size: 14px; }
.event .addr { color: var(--muted); font-size: 14px; margin-bottom: 14px; }
.event .actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }

/* ---------- 6. Album polaroid ---------- */
.polaroids { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 12px; grid-auto-flow: dense; align-items: start; }
@media (min-width: 760px) { .polaroids { grid-template-columns: repeat(3, 1fr); gap: 22px 20px; } }
.polaroid.wide { grid-column: span 2; }
.polaroid {
  display: block; width: 100%; margin: 0; padding: 8px 8px 30px; background: #fff; border: 0;
  box-shadow: 0 6px 18px rgba(60, 40, 20, .16); cursor: zoom-in; transform: rotate(var(--r, 0deg));
  transition: transform .3s, box-shadow .3s, opacity .8s;
}
.polaroid:hover { transform: rotate(0) scale(1.02); box-shadow: 0 10px 26px rgba(60,40,20,.24); }
.polaroid img { width: 100%; height: auto; aspect-ratio: 2 / 3; object-fit: cover; background: var(--paper); }
.polaroid.wide img { aspect-ratio: 3 / 2; }
.polaroid.reveal { transform: rotate(var(--r, 0deg)) translateY(26px); }
.polaroid.reveal.in { transform: rotate(var(--r, 0deg)); }


/* ---------- 8. RSVP + lời chúc ---------- */
.rsvp-sec { position: relative; max-width: none; padding: 0; overflow: hidden; }
.rsvp-bg { position: absolute; inset: 0; }
.rsvp-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 40% 60%; }
.rsvp-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(rgba(251,247,239,.86), rgba(251,247,239,.93)); }
.rsvp-inner { position: relative; max-width: 980px; margin: 0 auto; padding: 72px 16px; display: grid; gap: 20px; }
.rsvp-inner > .kicker, .rsvp-inner > .title { margin-bottom: 0; }
@media (min-width: 760px) { .rsvp-inner { grid-template-columns: 1fr 1fr; } .rsvp-inner > .kicker, .rsvp-inner > .title { grid-column: 1 / -1; } }
.form { padding: 22px 18px; text-align: left; display: grid; gap: 14px; }
.form label { display: grid; gap: 4px; font-size: 14px; color: var(--muted); }
.form input, .form select, .form textarea {
  font: 16px var(--serif); color: var(--ink); padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--wine-soft); border-color: transparent; }
.row2 { display: grid; grid-template-columns: 1fr 1.6fr; gap: 10px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.seg label { display: flex; }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg span { flex: 1; display: flex; align-items: center; justify-content: center; text-align: center; padding: 10px 8px; border: 1px solid var(--line); border-radius: 10px; background: #fff; font-size: 14px; color: var(--ink); cursor: pointer; line-height: 1.35; }
.seg input:checked + span { background: var(--wine); border-color: var(--wine); color: #fff; }
.seg input:focus-visible + span { outline: 2px solid var(--wine-soft); }
.form.no .if-yes { display: none; }
.form .btn { justify-self: center; }
.hp { position: absolute; left: -9999px; }
.form-msg { margin: 0; text-align: center; font-size: 14px; color: var(--green); min-height: 1.4em; }
.wishes { text-align: left; }
.wishes h3 { margin: 0 0 10px; font: 600 26px var(--script); color: var(--wine); text-align: center; }
.ticker { position: relative; max-height: 420px; overflow: hidden; -webkit-mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(transparent, #000 12%, #000 88%, transparent); }
.ticker-track { display: grid; gap: 10px; }
.ticker-track.run { animation: tick var(--dur, 40s) linear infinite; }
.ticker:hover .ticker-track, .ticker:active .ticker-track { animation-play-state: paused; }
@keyframes tick { to { transform: translateY(-50%); } }
.wish { background: rgba(255,253,248,.95); border: 1px solid var(--line); border-left: 3px solid var(--wine-soft); border-radius: 10px; padding: 10px 14px; }
.wish b { color: var(--wine-deep); }
.wish small { color: var(--green); margin-left: 6px; }
.wish p { margin: 2px 0 0; font-size: 15px; white-space: pre-line; overflow-wrap: anywhere; }
.wish-empty { text-align: center; color: var(--muted); font-style: italic; }

/* ---------- 9. Mừng cưới: bao lì xì ---------- */
.gifts { display: grid; gap: 26px; justify-items: center; margin-top: 26px; }
@media (min-width: 640px) { .gifts { grid-template-columns: 1fr 1fr; max-width: 700px; margin-left: auto; margin-right: auto; } }
.lixi {
  --gold: #f3d38a; --gold-deep: #c99a42;
  position: relative; width: 100%; max-width: 300px; min-height: 440px; border-radius: 18px; overflow: hidden; cursor: pointer;
  color: #fbe7bd; text-align: center; perspective: 900px;
  background:
    radial-gradient(rgba(243,211,138,.16) 1.3px, transparent 1.8px) 0 0 / 15px 15px,
    radial-gradient(ellipse at 50% 110%, rgba(255,190,110,.3), transparent 60%),
    linear-gradient(165deg, #c71f2d, #8c0f1b);
  box-shadow: 0 18px 40px rgba(120,15,25,.35), inset 0 0 0 2px rgba(243,211,138,.7), inset 0 0 0 9px #a3141f, inset 0 0 0 10px rgba(243,211,138,.45);
}
.lixi.open { cursor: default; }
.lixi-flap {
  position: absolute; z-index: 3; top: 0; left: 0; right: 0; height: 160px; transform-origin: 50% 0;
  background:
    radial-gradient(rgba(243,211,138,.14) 1.3px, transparent 1.8px) 0 0 / 15px 15px,
    linear-gradient(180deg, #b2172a, #94101e);
  border-radius: 18px 18px 50% 50% / 18px 18px 70px 70px;
  border-bottom: 2px solid var(--gold);
  box-shadow: 0 8px 14px rgba(60,0,10,.35);
  transition: transform .9s cubic-bezier(.5,0,.3,1), opacity .9s;
}
.lixi-seal {
  position: absolute; z-index: 4; top: 126px; left: 50%; width: 68px; height: 68px; margin-left: -34px; border-radius: 50%;
  border: 2px solid #fff3cf; cursor: pointer; padding: 0;
  font: 700 34px/64px serif; color: #9c1322;
  background: radial-gradient(circle at 35% 30%, #fff1c4, var(--gold) 45%, var(--gold-deep));
  box-shadow: 0 4px 12px rgba(60,0,10,.4);
  animation: sealPulse 2.4s ease-in-out infinite;
  transition: transform .5s, opacity .5s;
}
@keyframes sealPulse { 50% { transform: scale(1.08); } }
.lixi-hint { position: absolute; z-index: 2; left: 0; right: 0; top: 212px; transition: opacity .4s; }
.lixi-hint p { margin: 0; }
.lixi-role { font-size: 13px; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); }
.lixi-who { margin: 2px 0 0 !important; font: 700 40px/1.2 var(--script); color: #fff4d6; text-shadow: 0 2px 10px rgba(60,0,10,.4); }
.lixi-tap { margin-top: 22px !important; font-size: 12px; letter-spacing: .25em; text-transform: uppercase; color: rgba(243,211,138,.85); animation: tapBlink 2.4s ease-in-out infinite; }
@keyframes tapBlink { 50% { opacity: .45; } }
.lixi-body { padding: 26px 24px; opacity: 0; transform: translateY(24px); transition: opacity .7s .35s, transform .7s .35s; }
.lixi-top { margin: 0; font-size: 12px; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); }
.lixi h3 { margin: 2px 0 12px; font: 700 30px var(--script); color: #fff4d6; text-shadow: 0 2px 8px rgba(60,0,10,.35); }
.lixi .qr { width: 190px; height: 190px; margin: 0 auto 12px; padding: 8px; border-radius: 12px; background: #fff; border: 3px solid var(--gold); display: grid; place-items: center; overflow: hidden; box-shadow: 0 6px 16px rgba(60,0,10,.35); }
.lixi .qr img { width: 100%; height: 100%; object-fit: contain; }
.lixi .qr.empty { color: var(--muted); font-style: italic; font-size: 14px; }
.lixi p { margin: 2px 0; }
.lixi-bank, .lixi-name { font-size: 14px; letter-spacing: .08em; }
.lixi .acct { font-size: 24px; font-weight: 600; letter-spacing: .08em; color: #fff4d6; }
.lixi-copy { margin-top: 12px; border: 0; border-radius: 999px; padding: 9px 18px; font: 600 14px var(--serif); color: #8c0f1b; cursor: pointer; background: linear-gradient(180deg, #fff0c2, var(--gold)); box-shadow: 0 3px 10px rgba(60,0,10,.3); }
.lixi.open .lixi-flap { transform: rotateX(-125deg); opacity: 0; }
.lixi.open .lixi-seal { transform: scale(.2) rotate(90deg); opacity: 0; pointer-events: none; animation: none; }
.lixi.open .lixi-hint { opacity: 0; }
.lixi.open .lixi-body { opacity: 1; transform: none; }

/* ---------- 10. Lời cảm ơn ---------- */
.thanks { position: relative; height: 100vh; height: 100svh; min-height: 520px; overflow: hidden; color: #fff; }
.thanks img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; }
.wide-blur { display: none; }
/* Màn hình ngang (máy tính): ảnh dọc hiện trọn, hai bên là chính ảnh đó làm mờ */
@media (min-aspect-ratio: 1/1) {
  .cover-img .wide-blur, .thanks .wide-blur { display: block; object-fit: cover; filter: blur(28px) brightness(.8); transform: scale(1.15); }
  .cover-img .cover-main, .thanks .thanks-main { object-fit: contain; object-position: 50% 50%; }
  .cover-img .cover-main, body.opened .cover-img .cover-main { transform: none; animation: none; }
}
.thanks-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,10,5,.1), rgba(20,10,5,.75)); opacity: var(--dark, .3); }
.thanks-text { position: absolute; left: 0; right: 0; bottom: 14%; text-align: center; padding: 0 16px 60px; }
.thanks-text .script { font-size: clamp(34px, 9vw, 58px); line-height: 1.2; margin: 0; text-shadow: 0 2px 14px rgba(0,0,0,.4); }
.thanks-sign { letter-spacing: .25em; font-size: 13px; text-transform: uppercase; margin: 10px 0 0; }

/* ---------- Nút nổi ---------- */
.fab { position: fixed; right: 14px; bottom: calc(14px + env(safe-area-inset-bottom)); z-index: 50; display: flex; gap: 10px; align-items: center; }
.fab-btn { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: rgba(255,253,248,.92); color: var(--wine); font-size: 18px; cursor: pointer; box-shadow: 0 4px 12px rgba(0,0,0,.12); }
.fab-btn[aria-pressed="false"] { color: var(--muted); text-decoration: line-through; opacity: .75; }
.vinyl {
  width: 50px; height: 50px; border-radius: 50%; border: 0; cursor: pointer; padding: 0; position: relative;
  background: repeating-radial-gradient(circle, #222 0 2px, #2e2e2e 2px 4px); box-shadow: 0 4px 14px rgba(0,0,0,.3);
}
.vinyl span { position: absolute; inset: 15px; border-radius: 50%; background: radial-gradient(circle, #fff 0 2px, var(--wine) 3px); }
.vinyl.playing { animation: spin 3.5s linear infinite; }
.vinyl:not(.playing)::after { content: ''; position: absolute; left: 50%; top: 6px; bottom: 6px; width: 2px; margin-left: -1px; background: #fff; transform: rotate(45deg); opacity: .8; }
@keyframes spin { to { transform: rotate(360deg); } }

#petals { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 40; }
main { overflow-x: hidden; overflow-x: clip; }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; z-index: 120; background: rgba(20, 14, 10, .94); display: grid; place-items: center; }
.lightbox[hidden] { display: none; }
.lightbox img { max-width: 94vw; max-height: 86vh; border-radius: 4px; box-shadow: 0 10px 40px rgba(0,0,0,.5); }
.lightbox button { position: absolute; background: none; border: 0; color: #fff; font-size: 44px; cursor: pointer; padding: 10px 16px; line-height: 1; }
.lb-close { top: 8px; right: 8px; }
.lb-prev { left: 4px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 4px; top: 50%; transform: translateY(-50%); }
.lb-count { position: absolute; bottom: 12px; color: #ddd; font-size: 14px; margin: 0; }

@media (max-width: 400px) { @media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal, .from-left, .from-right, .fade-up { opacity: 1 !important; transform: none !important; }
}