*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body.inv{margin:0;background:color-mix(in srgb,var(--c-bg) 88%,#000 12%);color:var(--c-text);font-family:var(--f-body);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.inv:not(.opened){overflow:hidden;height:100vh}
img{max-width:100%;display:block}
a{color:var(--c-primary)}
.label{font-family:var(--f-label);text-transform:uppercase;letter-spacing:.28em;font-size:.72rem;color:var(--c-primary);margin:.4em 0;line-height:1.7}
.label.tiny{font-size:.64rem;letter-spacing:.22em;opacity:.85}
.small-cap{font-size:.8rem;opacity:.9}
.script{font-family:var(--f-title);color:var(--c-primary);font-weight:400;line-height:1.1;margin:.2em 0}
h2.script{font-size:clamp(2.2rem,9vw,3rem)}
.script.big{font-size:clamp(3rem,15vw,4.4rem)}
.body-text{max-width:430px;margin:.8em auto;font-size:1.08rem;opacity:.92}
.divider{width:70px;height:1px;background:var(--c-secondary);margin:26px auto;position:relative}
.divider:after{content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;background:var(--c-secondary);transform:translate(-50%,-50%) rotate(45deg)}

/* Decorations */
.decor{position:absolute;width:48%;max-width:250px;pointer-events:none;z-index:1;opacity:.95}
.decor svg{width:100%;height:auto;display:block;overflow:visible}
.decor-tl{top:-12px;left:-18px}
.decor-br{bottom:-12px;right:-18px;transform:rotate(180deg)}
.decor-tr{top:-12px;right:-18px;transform:scaleX(-1)}
.decor-bl{bottom:-10px;left:-18px;transform:scaleY(-1);position:absolute}
.cover .decor{width:40%;max-width:210px}
.cover .btn-inv:not(.solid){background:var(--c-bg)}
.content>.decor{width:40%;max-width:220px}
.content>.decor+.block:not(.hero-photo){padding-top:170px}
.decor-gold{width:34%;opacity:.8}
.decor-gold.decor-tl{top:14px;left:14px}.decor-gold.decor-br{bottom:14px;right:14px}.decor-gold.decor-tr{top:14px;right:14px}.decor-gold.decor-bl{bottom:14px;left:14px}
.decor-clouds{width:60%;opacity:.9}
.decor-confetti,.decor-stars{width:55%;max-width:300px}
.float{animation:float 6s ease-in-out infinite}
.f1{animation-delay:-1.5s}.f2{animation-delay:-3s}.f3{animation-delay:-4.5s}
@keyframes float{50%{transform:translateY(-10px)}}
.twinkle{animation:twinkle 2.6s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.t1{animation-delay:-.6s}.t2{animation-delay:-1.3s}.t3{animation-delay:-2s}
@keyframes twinkle{50%{opacity:.25;transform:scale(.6)}}
.clouds g{transform-box:fill-box}

/* Cover */
.cover{position:fixed;inset:0;z-index:50;background:var(--c-bg);display:flex;align-items:center;justify-content:center;overflow:hidden auto;text-align:center;padding:40px 22px}
.cover-inner{position:relative;z-index:2;max-width:420px;width:100%}
.cover-names{font-size:clamp(3rem,14vw,4.3rem);margin:.1em 0 .15em}
.cover-names span{display:block}
.cover-names small{display:block;font-size:.45em;line-height:1;opacity:.9}
.guest-name{font-size:.82rem;opacity:1}
.date-line{letter-spacing:.35em}
.prompt{margin-top:6px}
.cover-buttons{display:flex;flex-direction:column;gap:12px;align-items:center;margin:14px auto 22px;max-width:280px}
.cover-buttons .btn-inv{width:100%}
.cover-photo{width:190px;height:190px;border-radius:50%;background-size:cover;background-position:center;margin:26px auto;border:6px solid var(--c-surface);box-shadow:0 0 0 1px var(--c-secondary),0 18px 40px rgba(0,0,0,.15)}
.cover-ornament{font-size:3rem;color:var(--c-secondary);margin:18px 0}
.seats .seat-num{display:inline-grid;place-items:center;width:46px;height:46px;border:1px solid var(--c-primary);color:var(--c-primary);font-family:var(--f-label);font-size:1.2rem;margin:4px 0}

/* Envelope */
.envelope{position:relative;display:block;width:250px;height:165px;margin:30px auto 24px;border:0;background:none;padding:0;cursor:pointer;perspective:800px;filter:drop-shadow(0 22px 26px rgba(0,0,0,.18));transition:transform .3s}
.envelope:hover{transform:translateY(-3px)}
.envelope span{position:absolute;display:block}
.env-back{inset:0;background:color-mix(in srgb,var(--c-secondary) 80%,#000 20%);border-radius:6px}
.env-letter{left:14px;right:14px;top:12px;height:135px;background:#fffdf7;border-radius:4px;transition:transform .8s .35s ease;box-shadow:inset 0 0 0 1px rgba(0,0,0,.04)}
.env-letter:before,.env-letter:after{content:"";position:absolute;left:24px;right:24px;height:3px;border-radius:3px;background:color-mix(in srgb,var(--c-secondary) 40%,#fff)}
.env-letter:before{top:26px}.env-letter:after{top:38px;right:60px}
.env-front{inset:0;border-radius:6px;background:linear-gradient(160deg,color-mix(in srgb,var(--c-secondary) 92%,#fff) 0%,var(--c-secondary) 100%);clip-path:polygon(0 0,50% 58%,100% 0,100% 100%,0 100%);z-index:2}
.env-flap{left:0;right:0;top:0;height:62%;background:linear-gradient(color-mix(in srgb,var(--c-secondary) 85%,#000 15%),color-mix(in srgb,var(--c-secondary) 95%,#000 5%));clip-path:polygon(0 0,100% 0,50% 100%);transform-origin:top center;transition:transform .6s ease,z-index 0s .3s;z-index:3;border-radius:6px 6px 0 0}
.env-seal{left:50%;top:58%;width:62px;height:62px;margin:-31px 0 0 -31px;border-radius:50%;z-index:4;display:grid!important;place-items:center;color:#fff;font-family:var(--f-title);font-size:1.15rem;background:radial-gradient(circle at 35% 30%,color-mix(in srgb,var(--c-primary) 65%,#fff),var(--c-primary) 55%,color-mix(in srgb,var(--c-primary) 70%,#000));box-shadow:0 3px 6px rgba(0,0,0,.25),inset 0 -3px 6px rgba(0,0,0,.25);transition:transform .4s,opacity .4s}
.env-seal:before{content:"";position:absolute;inset:6px;border-radius:50%;border:1.5px dashed rgba(255,255,255,.35)}
.env-seal b{font-weight:400;position:relative}
.cover.opening .env-seal{transform:scale(.3);opacity:0}
.cover.opening .env-flap{transform:rotateX(180deg);z-index:0}
.cover.opening .env-letter{transform:translateY(-70px)}
.cover.opening{animation:coverOut .9s 1.15s ease forwards}
@keyframes coverOut{to{opacity:0;transform:scale(1.04);visibility:hidden}}
body.opened .cover{display:none}

/* Buttons */
.btn-inv{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--f-label);text-transform:uppercase;letter-spacing:.16em;font-size:.72rem;padding:14px 22px;border:1px solid var(--c-primary);color:var(--c-primary);background:transparent;border-radius:3px;cursor:pointer;text-decoration:none;transition:.2s;margin:6px 4px}
.btn-inv:hover{background:color-mix(in srgb,var(--c-primary) 10%,transparent)}
.btn-inv.solid{background:var(--c-primary);color:#fff}
.btn-inv.solid:hover{filter:brightness(1.08)}
.btn-inv.ghost{border-style:dashed}
.btn-inv:disabled{opacity:.5}

/* Content */
.content{position:relative;max-width:560px;margin:0 auto;background:var(--c-bg);min-height:100vh;overflow:hidden;box-shadow:0 0 60px rgba(0,0,0,.12)}
.block{position:relative;z-index:2;padding:60px 28px;text-align:center}
.hero-photo{padding:0}
.hero-photo img{width:100%;max-height:78vh;object-fit:cover}
.quote{padding-top:90px}
.quote-text{font-style:italic;font-size:1.15rem;max-width:380px;margin:0 auto .6em}
.intro .names{font-size:clamp(2.8rem,13vw,3.8rem);margin-top:24px}
.intro .names span{display:block}
.intro .names small{display:block;font-size:.45em}
.date-block{background:color-mix(in srgb,var(--c-secondary) 12%,var(--c-bg))}
.date-grid{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;margin:18px auto 8px;max-width:420px}
.date-grid .label{border-top:1px solid var(--c-secondary);border-bottom:1px solid var(--c-secondary);padding:6px 0;margin:0}
.date-main{font-family:var(--f-title);color:var(--c-primary);font-size:2.2rem;line-height:1.1;text-transform:capitalize}
.date-time{font-family:var(--f-label);letter-spacing:.2em;color:var(--c-primary);font-size:1rem;margin:4px 0 0}
.music-card{display:flex;align-items:center;gap:14px;background:var(--c-surface);border:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);border-radius:60px;padding:10px 22px 10px 10px;text-align:left;max-width:420px;margin:auto;box-shadow:0 10px 30px rgba(0,0,0,.06)}
.music-card strong{font-weight:600}
.play{flex:none;width:52px;height:52px;border-radius:50%;border:0;background:var(--c-primary);color:#fff;font-size:1.1rem;cursor:pointer;box-shadow:0 6px 14px color-mix(in srgb,var(--c-primary) 40%,transparent)}
.eq{margin-left:auto;display:flex;gap:3px;align-items:flex-end;height:22px}
.eq i{width:3px;height:6px;background:var(--c-primary);border-radius:2px}
.playing .eq i{animation:eq .9s ease-in-out infinite}
.eq i:nth-child(2){animation-delay:-.3s}.eq i:nth-child(3){animation-delay:-.6s}.eq i:nth-child(4){animation-delay:-.15s}
@keyframes eq{50%{height:22px}}
.cd{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:400px;margin:22px auto 0}
.cd div{background:var(--c-surface);border:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);border-radius:12px;padding:14px 4px;display:flex;flex-direction:column}
.cd b{font-family:var(--f-label);font-size:1.9rem;color:var(--c-primary);font-weight:500;line-height:1}
.cd span{font-family:var(--f-label);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;margin-top:6px;opacity:.8}
.event-cards{display:grid;gap:18px}
.event-card{background:var(--c-surface);border:1px solid color-mix(in srgb,var(--c-secondary) 45%,transparent);border-radius:16px;padding:30px 22px;box-shadow:0 10px 30px rgba(0,0,0,.05)}
.event-time{font-family:var(--f-label);font-size:1.4rem;color:var(--c-primary);margin:4px 0;letter-spacing:.1em}
.event-place{font-family:var(--f-title);color:var(--c-primary);font-weight:400;font-size:2rem;margin:.1em 0}
.note{font-style:italic;font-size:.95rem;opacity:.8;margin-top:12px}
.cal-links{margin-top:16px}
.icon-circle{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 10px;font-size:1.6rem;background:color-mix(in srgb,var(--c-secondary) 20%,var(--c-bg));border:1px solid color-mix(in srgb,var(--c-secondary) 50%,transparent)}
.gift-details{background:var(--c-surface);border-radius:12px;padding:16px;margin:16px auto;max-width:360px;border:1px dashed var(--c-secondary)}
.gift-details pre{white-space:pre-wrap;font-family:var(--f-body);text-align:left;margin:0 0 8px;font-size:1rem}
.swatches{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin-top:12px}
.swatches div{display:flex;flex-direction:column;align-items:center;gap:4px;width:70px}
.swatches i{width:46px;height:46px;border-radius:50%;border:1px solid rgba(0,0,0,.12);box-shadow:0 4px 10px rgba(0,0,0,.08)}

/* Carousel */
.carousel{position:relative;margin:24px -28px 0}
.car-track{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 28px 6px;scrollbar-width:none}
.car-track::-webkit-scrollbar{display:none}
.car-item{flex:0 0 82%;scroll-snap-align:center;margin:0}
.car-item img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:12px;cursor:zoom-in;box-shadow:0 12px 26px rgba(0,0,0,.12)}
.car-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:38px;height:38px;border-radius:50%;border:0;background:color-mix(in srgb,var(--c-surface) 90%,transparent);color:var(--c-primary);font-size:1.5rem;cursor:pointer;box-shadow:0 4px 12px rgba(0,0,0,.15)}
.car-nav.prev{left:10px}.car-nav.next{right:10px}
.car-dots{display:flex;justify-content:center;gap:6px;margin-top:12px}
.car-dots i{width:7px;height:7px;border-radius:50%;background:var(--c-secondary);opacity:.4;transition:.2s}
.car-dots i.on{opacity:1;background:var(--c-primary);width:18px;border-radius:4px}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.9);z-index:90;display:grid;place-items:center;padding:20px;cursor:zoom-out}
.lightbox img{max-height:92vh;border-radius:8px}

/* Gender */
.vote-buttons{display:flex;gap:12px;justify-content:center;margin:18px 0}
.vote{border:0;border-radius:40px;padding:14px 26px;font-family:var(--f-label);font-size:1rem;color:#fff;cursor:pointer;transition:transform .15s;box-shadow:0 8px 18px rgba(0,0,0,.12)}
.vote:hover{transform:translateY(-2px) scale(1.03)}
.vote.boy{background:var(--c-secondary)}.vote.girl{background:var(--c-primary)}
.vote-bar{display:flex;height:30px;border-radius:30px;overflow:hidden;max-width:380px;margin:8px auto;background:#eee}
.vote-bar i{display:flex;align-items:center;justify-content:center;color:#fff;font-style:normal;font-size:.8rem;font-family:var(--f-label);transition:width .6s;min-width:34px}
.vote-bar .boy{background:var(--c-secondary)}.vote-bar .girl{background:var(--c-primary)}
.vote-thanks{font-family:var(--f-title);color:var(--c-primary);font-size:1.6rem}
.reveal-box{margin:18px 0}
.reveal-result{border-radius:20px;padding:34px 16px;animation:pop .7s cubic-bezier(.2,1.6,.4,1)}
.reveal-result .script{color:#fff}
.reveal-result.boy{background:var(--c-secondary)}.reveal-result.girl{background:var(--c-primary)}
@keyframes pop{from{transform:scale(.4);opacity:0}}

/* RSVP */
.rsvp{background:color-mix(in srgb,var(--c-secondary) 12%,var(--c-bg))}
.rsvp-form{max-width:420px;margin:22px auto 0;display:flex;flex-direction:column;gap:12px;text-align:left}
.rsvp-form input,.rsvp-form select,.rsvp-form textarea{width:100%;font:inherit;font-size:1rem;color:var(--c-text);background:var(--c-surface);border:1px solid color-mix(in srgb,var(--c-secondary) 55%,transparent);border-radius:10px;padding:12px 14px}
.rsvp-form input:focus,.rsvp-form select:focus,.rsvp-form textarea:focus{outline:2px solid color-mix(in srgb,var(--c-primary) 45%,transparent);outline-offset:1px}
.rsvp-form .two{display:flex;gap:10px}
.rsvp-form .btn-inv{margin:6px 0 0;padding:16px}
.if-yes{display:flex;flex-direction:column;gap:10px}
.if-yes.hide{display:none}
.choice{display:flex;gap:10px}
.choice label{flex:1;cursor:pointer}
.choice input{position:absolute;opacity:0}
.choice span{display:block;text-align:center;padding:12px 8px;border-radius:10px;border:1px solid color-mix(in srgb,var(--c-secondary) 55%,transparent);background:var(--c-surface);font-family:var(--f-label);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;transition:.2s}
.choice input:checked+span{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.choice input:focus-visible+span{outline:2px solid var(--c-primary);outline-offset:2px}
.guest-hello{text-align:center;font-size:2.2rem}
.answered{font-family:var(--f-label);color:var(--c-primary);letter-spacing:.05em}
.form-msg{text-align:center;min-height:1.4em;margin:0;font-size:1rem}
.form-msg.ok{font-family:var(--f-title);color:var(--c-primary);font-size:1.7rem;line-height:1.2}
.form-msg.err{color:#c0392b}
.rsvp-form.done>*:not(.form-msg){display:none}
@media(max-width:420px){.rsvp-form .two{flex-direction:column}}

.inv-footer{padding-bottom:50px;overflow:hidden}
.inv-footer .decor{z-index:-1}
.watermark{display:inline-block;margin-top:26px;font-family:system-ui,sans-serif;font-size:.72rem;color:var(--c-text);opacity:.6;text-decoration:none;letter-spacing:.02em}

/* Floating */
.music-fab{position:fixed;right:18px;bottom:18px;z-index:40;width:50px;height:50px;border-radius:50%;border:0;background:var(--c-primary);color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:0 8px 20px rgba(0,0,0,.25)}
.music-fab.playing{animation:spin 4s linear infinite}
.music-fab.muted{opacity:.55;animation:none}
@keyframes spin{to{transform:rotate(360deg)}}
.preview-ribbon{position:fixed;top:0;left:0;right:0;z-index:60;background:rgba(0,0,0,.72);color:#fff;font:12px system-ui,sans-serif;text-align:center;padding:4px}
.confetti-layer{position:fixed;inset:0;pointer-events:none;z-index:80;overflow:hidden}
.cf{position:absolute;top:-20px;width:9px;height:14px;border-radius:2px;animation:fall linear forwards}
@keyframes fall{to{transform:translate3d(var(--dx),110vh,0) rotate(720deg)}}

/* Reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}
.embed .reveal{opacity:1;transform:none;transition:none}
.embed .music-fab,.embed .preview-ribbon{display:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.float,.twinkle,.music-fab.playing{animation:none}}
@media(min-width:700px){body.inv{font-size:19px}}

.icon{display:inline-block;flex:none}
.btn-inv .icon{margin-top:-2px}
.icon-circle{color:var(--c-primary)}
.play,.music-fab,.car-nav{display:grid;place-items:center}
.play .icon{margin-left:2px}
.cover-ornament{font-size:2.4rem;line-height:1}

/* Legibilidad y área táctil en celular */
.label.tiny{font-size:.7rem;letter-spacing:.18em}
.cd span{font-size:.7rem;letter-spacing:.12em}
.car-nav{width:44px;height:44px}
.watermark{display:inline-block;padding:10px 6px}
.btn-inv{min-height:46px}
@media(max-width:420px){
  body.inv{font-size:17px}
  .block{padding:52px 22px}
  .cd{gap:8px}
  .cd b{font-size:1.7rem}
  .choice span{font-size:.74rem;padding:13px 6px}
  .rsvp-form input,.rsvp-form select,.rsvp-form textarea{font-size:16px}
}