/* ============ CORES (edite aqui) ============ */
:root{
  --noturno:#0B1712; --profundo:#14291F; --floresta:#315844;
  --salvia:#A8C3A0; --dourado:#D7C39A; --marfim:#F2F0E8;
  --serif:'Playfair Display',Georgia,serif; --sans:'Inter',system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:1rem}
body{background:var(--noturno);color:var(--marfim);font:300 1.0625rem/1.7 var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
h1,h2{font-family:var(--serif);font-weight:400;line-height:1.1}
h2{font-size:clamp(1.9rem,6vw,3.2rem);text-align:center;max-width:16em;margin:0 auto 3.5rem;text-wrap:balance}
:focus-visible{outline:2px solid var(--dourado);outline-offset:3px}

.section{padding:clamp(5rem,14vw,10rem) 1.5rem;max-width:1100px;margin:0 auto}

/* Botões */
.btn{display:inline-block;font:400 .95rem var(--sans);letter-spacing:.04em;color:var(--noturno);background:var(--dourado);
  border:1px solid var(--dourado);padding:.95rem 2rem;border-radius:999px;text-decoration:none;cursor:pointer;min-height:48px;
  transition:background .4s var(--ease),color .4s var(--ease),transform .4s var(--ease)}
.btn:hover{background:transparent;color:var(--dourado)}
.btn:active{transform:scale(.97)}

/* Entrada com IntersectionObserver */
.reveal{opacity:0;transform:translateY(18px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============ HERO ============ */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 30%;opacity:.55}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,23,18,.35) 0%,rgba(11,23,18,.55) 45%,var(--noturno) 100%)}
.hero-content{position:relative;padding:0 1.5rem 6.5rem;max-width:640px;margin:0 auto;width:100%}
.eyebrow{font-size:.75rem;letter-spacing:.28em;color:var(--dourado);margin-bottom:1.2rem}
.hero h1{font-size:clamp(4rem,19vw,8rem);letter-spacing:-.01em}
.hero-sub{font:italic 400 clamp(1.4rem,5vw,2rem)/1.3 var(--serif);color:var(--salvia);margin:1rem 0 .8rem}
.hero-line{margin-bottom:2rem;max-width:26em}
.hero .reveal:nth-child(2){transition-delay:.15s}.hero .reveal:nth-child(3){transition-delay:.3s}
.hero .reveal:nth-child(4){transition-delay:.45s}.hero .reveal:nth-child(5){transition-delay:.6s}
.scroll-hint{position:absolute;bottom:1.6rem;left:50%;width:1px;height:42px;background:linear-gradient(var(--dourado),transparent);animation:hint 2.4s ease-in-out infinite}
@keyframes hint{0%,100%{opacity:.2;transform:translateY(-4px)}50%{opacity:1;transform:translateY(4px)}}

/* ============ GALERIA ============ */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;grid-auto-flow:dense}
.ph{position:relative;margin:0;border:1px solid rgba(215,195,154,.18);overflow:hidden;background:var(--profundo);aspect-ratio:1;cursor:zoom-in;
  padding:0;display:block;width:100%;color:inherit;font:inherit;text-align:left}
.ph.tall{aspect-ratio:3/4;grid-row:span 2}
.ph.wide{aspect-ratio:16/9;grid-column:span 2}
.ph img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.ph:hover img{transform:scale(1.04)}
.ph figcaption,.ph .cap{position:absolute;left:0;right:0;bottom:0;padding:2.5rem .9rem .8rem;font-size:.85rem;
  background:linear-gradient(transparent,rgba(11,23,18,.85))}
.ph.missing{display:grid;place-items:center;color:var(--salvia);font-size:.8rem;cursor:default;text-align:center;padding:1rem}
@media(min-width:760px){.gallery{grid-template-columns:repeat(6,1fr);gap:1rem}
  .ph{grid-column:span 2}.ph.wide{grid-column:span 4}.ph.tall{grid-column:span 2}}

/* Lightbox */
.lightbox{border:0;background:transparent;max-width:100vw;max-height:100vh;width:100%;height:100%;margin:0;padding:1rem;color:var(--marfim)}
.lightbox[open]{display:grid;place-items:center}
.lightbox::backdrop{background:rgba(5,10,8,.94)}
.lightbox figure{max-width:min(92vw,900px);text-align:center}
.lightbox img{max-height:80vh;margin:0 auto;object-fit:contain}
.lightbox figcaption{margin-top:1rem;color:var(--salvia);font-size:.95rem}
.lb-close{position:fixed;top:1rem;right:1rem;width:48px;height:48px;border-radius:50%;background:none;color:var(--marfim);
  border:1px solid rgba(215,195,154,.4);font-size:1.6rem;cursor:pointer;transition:border-color .3s}
.lb-close:hover{border-color:var(--dourado)}

/* ============ QUIZ ============ */
.quiz-section{background:linear-gradient(var(--noturno),var(--profundo) 20%,var(--profundo) 80%,var(--noturno));max-width:none}
.quiz{max-width:560px;margin:0 auto;border:1px solid rgba(215,195,154,.2);padding:2rem 1.4rem;text-align:center;min-height:380px;
  display:flex;flex-direction:column;justify-content:center}
.q-step{animation:fadeUp .6s var(--ease)}
.q-count{font-size:.8rem;letter-spacing:.2em;color:var(--dourado);margin-bottom:.8rem}
.q-bar{height:2px;background:rgba(242,240,232,.12);margin-bottom:1.8rem}
.q-bar i{display:block;height:100%;background:var(--dourado);transition:width .6s var(--ease)}
.q-text{font:400 clamp(1.4rem,5vw,1.8rem)/1.3 var(--serif);margin-bottom:1.6rem}
.opts{display:grid;gap:.7rem}
.opt{font:300 1rem var(--sans);color:var(--marfim);background:transparent;border:1px solid rgba(168,195,160,.4);
  padding:.95rem 1rem;min-height:52px;cursor:pointer;transition:all .35s var(--ease)}
.opt:hover{border-color:var(--dourado)}
.opt:active{transform:scale(.98)}
.opt.chosen{background:var(--floresta);border-color:var(--dourado)}
.opt[disabled]{cursor:default}.opt:not(.chosen)[disabled]{opacity:.4}
.reaction{margin:1.4rem 0 1rem;font-style:italic;color:var(--salvia);min-height:3.2em;animation:fadeUp .6s var(--ease)}
.quiz .btn{margin-top:.6rem}
.btn.ghost{background:transparent;color:var(--dourado)}.btn.ghost:hover{background:var(--dourado);color:var(--noturno)}
.q-final-title{font:400 1.8rem var(--serif);margin-bottom:1rem}
.q-surprise{margin-top:1.4rem;padding-top:1.2rem;border-top:1px solid rgba(215,195,154,.3);color:var(--dourado);animation:fadeUp .8s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

/* ============ CARTA ============ */
.letter-section{text-align:center}
.envelope{position:relative;display:block;width:min(300px,80vw);height:200px;margin:0 auto;background:none;border:0;cursor:pointer;perspective:800px;color:var(--noturno)}
.env-back,.env-front{position:absolute;inset:0;border:1px solid var(--dourado)}
.env-back{background:var(--floresta)}
.env-front{background:var(--profundo);clip-path:polygon(0 0,50% 55%,100% 0,100% 100%,0 100%);border:0;box-shadow:inset 0 0 0 1px rgba(215,195,154,.5)}
.env-flap{position:absolute;left:0;right:0;top:0;height:58%;background:var(--floresta);clip-path:polygon(0 0,100% 0,50% 100%);
  transform-origin:top;transition:transform .9s var(--ease);z-index:2;box-shadow:0 0 0 1px var(--dourado)}
.envelope[aria-expanded="true"] .env-flap{transform:rotateX(180deg)}
.env-label{position:absolute;left:0;right:0;bottom:-2.4rem;color:var(--dourado);font-size:.85rem;letter-spacing:.1em}
.letter-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows 1s var(--ease)}
.letter-panel.open{grid-template-rows:1fr}
.letter-inner{overflow:hidden}
.letter{max-width:600px;margin:5rem auto 0;background:var(--marfim);color:#1c2a22;padding:2.4rem 1.6rem;text-align:left;
  font:400 1.1rem/1.85 var(--serif);opacity:0;transform:translateY(24px);transition:opacity 1s .3s var(--ease),transform 1s .3s var(--ease)}
.letter-panel.open .letter{opacity:1;transform:none}
.letter p+p{margin-top:1.1em}
.letter .sign{margin-top:1.6em;font-style:italic;color:var(--floresta)}
@media(min-width:600px){.letter{padding:3.2rem 3.4rem}}

/* ============ SURPRESA ============ */
.gift-section{text-align:center}
.gift{position:relative;width:120px;height:120px;margin:0 auto 3rem}
.gift-box,.gift-lid{position:absolute;left:0;right:0;border:1px solid var(--dourado);background:var(--floresta)}
.gift-box{bottom:0;height:80px;left:8px;right:8px;background:var(--profundo)}
.gift-box::after,.gift-lid::after{content:"";position:absolute;left:50%;top:0;bottom:0;width:10px;margin-left:-5px;background:var(--dourado)}
.gift-lid{top:20px;height:28px;transition:transform 1s var(--ease);z-index:2}
.gift.open .gift-lid{transform:translateY(-34px) rotate(-8deg)}
.gift-msg{display:grid;grid-template-rows:0fr;transition:grid-template-rows 1s var(--ease)}
.gift-msg.open{grid-template-rows:1fr}
.gift-msg-inner{overflow:hidden;max-width:560px;margin:0 auto}
.gift-text{margin-top:3rem;font:400 clamp(1.3rem,4.5vw,1.7rem)/1.5 var(--serif);opacity:0;transition:opacity 1.2s .4s}
.gift-final{margin-top:2rem;color:var(--dourado);font-style:italic;font-family:var(--serif);font-size:1.15rem;opacity:0;transition:opacity 1.4s 1.2s;padding-bottom:3rem}
.gift-msg.open .gift-text,.gift-msg.open .gift-final{opacity:1}
.gift-section::after{content:"";display:block;width:1px;height:60px;margin:2rem auto 0;background:linear-gradient(var(--dourado),transparent)}

/* ============ MÚSICA ============ */
.music{position:fixed;top:.9rem;right:.9rem;z-index:20;display:flex;align-items:center;gap:.5rem;min-height:44px;padding:0 1rem;
  background:rgba(11,23,18,.7);backdrop-filter:blur(8px);color:var(--marfim);border:1px solid rgba(215,195,154,.35);border-radius:999px;
  font:300 .8rem var(--sans);cursor:pointer;transition:border-color .3s}
.music:hover{border-color:var(--dourado)}
.music[hidden]{display:none}
.music-icon{width:0;height:0;border-left:9px solid var(--dourado);border-top:6px solid transparent;border-bottom:6px solid transparent}
.music[aria-pressed="true"] .music-icon{width:10px;height:12px;border:0;border-left:3px solid var(--dourado);border-right:3px solid var(--dourado)}

/* Movimento reduzido */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .reveal{opacity:1;transform:none}
}