/* ---------- tokens ---------- */
:root{
  --text:#000000;
  --background:#ffe497;
  --primary:#ffba9c;
  --secondary:#7197d3;
  --accent:#96945c;
  --paper:#fff7dc;
  --display:'Shrikhand','Fredoka',cursive;
  --body:'Fredoka',system-ui,-apple-system,'Segoe UI',sans-serif;
  --hand:'Caveat','Segoe Print',cursive;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
[hidden],.hidden{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--background);color:var(--text);font-family:var(--body);font-size:18px;line-height:1.5;-webkit-font-smoothing:antialiased}
body.locked{overflow:hidden;height:100vh}
button{font:inherit;color:inherit}
img{max-width:100%}
:focus-visible{outline:4px solid var(--secondary);outline-offset:3px}

.btn{display:inline-block;font-weight:600;font-size:1.15rem;text-decoration:none;color:#000;background:var(--primary);border:3px solid #000;border-radius:999px;padding:12px 28px;box-shadow:5px 5px 0 #000;cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn:hover{transform:translate(-2px,-2px);box-shadow:7px 7px 0 #000}
.btn:active{transform:translate(3px,3px);box-shadow:1px 1px 0 #000}
.btn.ghost{background:var(--paper)}
.btn.small{font-size:1rem;padding:9px 20px}
.btn:disabled{cursor:default}

#confetti{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:200}

/* ---------- full-screen steps ---------- */
.screen{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;overflow:hidden}
#gate,#countdown,#birthday{background:var(--background)}
#blackout,#slides{background:#000;color:var(--paper)}

/* gate */
#gate{gap:14px}
.gate-badge{width:116px;height:116px;border-radius:50%;background:var(--primary);border:4px solid #000;box-shadow:6px 6px 0 #000;display:grid;place-items:center;animation:bob 2.2s ease-in-out infinite}
.gate-badge svg{width:62px;height:62px}
.eyebrow{margin:10px 0 0;font-family:var(--hand);font-size:2rem;font-weight:700}
.gate-title{margin:0;font-family:var(--display);font-weight:400;font-size:clamp(2rem,7vw,4.2rem);line-height:1.05;max-width:14em}
.gate-sub{margin:0 0 14px;font-size:1.1rem}

/* countdown */
.cd-msg{margin:0;font-family:var(--hand);font-size:clamp(1.6rem,4vw,2.4rem);font-weight:700;min-height:1.4em}
.cd-num{font-family:var(--display);font-size:clamp(9rem,40vw,23rem);line-height:1;color:#000;text-shadow:.045em .045em 0 var(--primary)}
.cd-num.pop{animation:cdPop .9s cubic-bezier(.2,1.6,.4,1)}
.cd-dots{display:flex;gap:10px;margin-top:18px}
.cd-dots i{width:16px;height:16px;border-radius:50%;border:3px solid #000;background:transparent;transition:background .3s}
.cd-dots i.on{background:var(--secondary)}

/* happy birthday */
.rays{position:absolute;inset:-60%;background:repeating-conic-gradient(var(--primary) 0 8deg,var(--background) 8deg 16deg);opacity:.6;animation:spin 50s linear infinite}
.bd-content{position:relative;z-index:1}
.bd-line{font-family:var(--display);line-height:1.02}
.bd-1{font-size:clamp(2.2rem,9.5vw,7rem);text-shadow:.04em .04em 0 var(--primary)}
.bd-2{font-size:clamp(5.5rem,30vw,17rem);color:var(--secondary);-webkit-text-stroke:.03em #000;paint-order:stroke fill;text-shadow:.045em .045em 0 #000}
.letter{display:inline-block;animation:letterPop .85s cubic-bezier(.2,1.7,.4,1) both;animation-delay:calc(var(--i) * 60ms + 150ms)}
.star{position:absolute;width:var(--s);aspect-ratio:1;background:var(--c);clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);animation:floaty 3s ease-in-out infinite;animation-delay:var(--d)}

/* ---------- solo slides ---------- */
#slides{padding:0}
.slide-host{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:10vh 6vw 15vh}
.slide{display:flex;align-items:center;justify-content:center;gap:5vw;width:100%;max-width:1200px;height:100%}
.l-left{flex-direction:row}
.l-right{flex-direction:row-reverse}
.l-top{flex-direction:column;gap:4vh}
.l-bottom{flex-direction:column-reverse;gap:4vh}
.slide.out{animation:slideOut .5s forwards}

.frame{margin:0;flex:0 0 auto;background:var(--background);padding:12px 12px 46px;border-radius:6px;box-shadow:0 0 0 3px #000,0 0 70px rgba(255,186,156,.35);transform:rotate(var(--rot,0deg))}
.frame img{display:block;width:auto;height:auto;max-width:min(44vw,560px);max-height:66vh;border-radius:2px}
.l-top .frame img,.l-bottom .frame img{max-width:min(80vw,560px);max-height:36vh}
.ph{width:min(38vw,340px);aspect-ratio:4/5;display:grid;place-items:center;color:#000;font-family:var(--hand);font-size:2rem;font-weight:700;border-radius:2px}
.l-top .ph,.l-bottom .ph{width:auto;height:min(36vh,320px)}
.ph-0{background:var(--primary)}.ph-1{background:var(--secondary)}.ph-2{background:var(--accent)}

.l-left .frame{animation:fromLeft .95s cubic-bezier(.2,.9,.3,1.15) both}
.l-right .frame{animation:fromRight .95s cubic-bezier(.2,.9,.3,1.15) both}
.l-top .frame{animation:fromTop .95s cubic-bezier(.2,.9,.3,1.15) both}
.l-bottom .frame{animation:fromBottom .95s cubic-bezier(.2,.9,.3,1.15) both}

.msg-wrap{position:relative;max-width:32ch;cursor:pointer;animation:fadeUp .8s .5s both}
.msg-ghost,.msg{margin:0;font-family:var(--hand);font-size:clamp(1.7rem,3.3vw,2.9rem);line-height:1.25;text-align:left}
.l-top .msg-ghost,.l-top .msg,.l-bottom .msg-ghost,.l-bottom .msg{text-align:center}
.l-top .msg-wrap,.l-bottom .msg-wrap{max-width:38ch}
.msg-ghost{visibility:hidden}
.msg{position:absolute;inset:0;color:var(--paper)}
.typing::after{content:'';display:inline-block;width:.09em;height:.95em;margin-left:.08em;vertical-align:-.1em;background:var(--primary);animation:blink .7s steps(1) infinite}

.dots{position:absolute;top:3vh;left:0;right:0;display:flex;justify-content:center;gap:8px}
.dots i{width:10px;height:10px;border-radius:50%;background:#333;transition:background .3s}
.dots i.on{background:var(--primary)}
.dots i.done{background:var(--accent)}
.next-bar{position:absolute;left:0;right:0;bottom:4.5vh;display:flex;justify-content:center}
.next{background:var(--background);opacity:0;pointer-events:none;transition:opacity .5s,transform .12s,box-shadow .12s}
.next.show{opacity:1;pointer-events:auto}
#slides .btn{box-shadow:5px 5px 0 var(--primary)}
#slides .btn:hover{box-shadow:7px 7px 0 var(--primary)}

/* ---------- main site ---------- */
#site{position:relative;z-index:1;overflow-x:hidden}
.hero{padding-top:28px}
.collage-wrap{width:min(1240px,100%);margin:0 auto;padding:0 16px}
.collage{position:relative;width:100%}
.note{position:absolute;padding:0;margin:0;background:#fff;border:4px solid #000;border-radius:3px;box-shadow:6px 6px 0 rgba(0,0,0,.92);cursor:zoom-in;transform:rotate(var(--rot,0deg));transition:transform .25s,box-shadow .25s;animation:dropIn .75s cubic-bezier(.2,1.2,.4,1) both;animation-delay:var(--delay,0s)}
.note:hover,.note:focus-visible{z-index:99!important;transform:rotate(0deg) scale(1.07);box-shadow:10px 10px 0 #000}
.note::before{content:'';position:absolute;top:-14px;left:50%;width:74px;height:24px;transform:translateX(-50%) rotate(-4deg);background:rgba(255,255,255,.6);border:1px solid rgba(0,0,0,.18);z-index:2}
.note:nth-child(3n+1)::before{background:rgba(255,186,156,.8)}
.note:nth-child(3n+2)::before{background:rgba(113,151,211,.75);transform:translateX(-50%) rotate(3deg)}
.note img{display:block;width:100%;height:100%;object-fit:cover}
.note.is-ph{cursor:default;display:grid;place-items:center;font-family:var(--hand);font-size:1.7rem;font-weight:700;color:#000}

.hero-text{text-align:center;padding:30px 24px 10px;max-width:980px;margin:0 auto}
.tap-hint{margin:0 0 22px;font-family:var(--hand);font-size:1.5rem;font-weight:700;color:#000;opacity:.75}
.kicker{margin:0;font-family:var(--hand);font-size:1.9rem;font-weight:700}
.hero-title{margin:.1em 0 .15em;font-family:var(--display);font-weight:400;line-height:1.02;font-size:clamp(2.6rem,10.5vw,7.6rem)}
.ht{display:block;animation:letterPop .9s cubic-bezier(.2,1.7,.4,1) both}
.ht-2{color:transparent;-webkit-text-stroke:.025em #000;animation-delay:.25s;transition:color .3s;cursor:default}
.ht-2:hover{color:var(--primary)}
.lede{margin:0 auto 26px;max-width:32ch;font-size:1.25rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}

.marquee{margin:64px -3vw 8px;background:#000;color:var(--background);border-block:4px solid #000;transform:rotate(-1.6deg);overflow:hidden}
.marquee-track{display:flex;width:max-content;animation:marquee 26s linear infinite}
.marquee-track span{padding:14px 26px;font-family:var(--display);font-size:1.7rem;white-space:nowrap}
.marquee-track span:nth-child(even){color:var(--primary)}

.section{max-width:1100px;margin:0 auto;padding:84px 24px 20px;text-align:center}
.sec-title{margin:0;font-family:var(--display);font-weight:400;font-size:clamp(2rem,6.2vw,3.8rem);line-height:1.1}
.sec-sub{margin:10px 0 34px;font-size:1.2rem}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s,transform .8s}
.reveal.in{opacity:1;transform:none}

/* just the two of us */
.duo-grid{display:grid;grid-template-columns:repeat(var(--cols,3),minmax(0,310px));gap:44px 38px;justify-content:center;align-items:start;padding-top:10px}
.duo-card{position:relative;display:block;width:100%;margin-top:var(--drop,0);padding:12px 12px 14px;background:#fff;border:4px solid #000;border-radius:4px;box-shadow:6px 6px 0 #000;cursor:zoom-in;text-align:center;transform:rotate(var(--rot,0deg));transition:transform .25s,box-shadow .25s}
.duo-card:hover,.duo-card:focus-visible{transform:rotate(0deg) scale(1.05);box-shadow:10px 10px 0 #000}
.duo-card::before{content:'';position:absolute;top:-16px;left:50%;width:84px;height:26px;transform:translateX(-50%) rotate(-3deg);background:rgba(255,186,156,.85);border:1px solid rgba(0,0,0,.18)}
.duo-card:nth-child(even)::before{background:rgba(113,151,211,.8);transform:translateX(-50%) rotate(4deg)}
.duo-card img{display:block;width:100%;height:auto;max-height:420px;object-fit:cover;background:var(--paper)}
.duo-cap{display:block;margin-top:10px;font-family:var(--hand);font-size:1.7rem;font-weight:700;line-height:1.1}

/* flip cards */
.flip-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:26px;text-align:left}
.flip{display:block;width:100%;height:230px;padding:0;background:none;border:0;cursor:pointer;perspective:1100px}
.flip-inner{display:block;position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .7s cubic-bezier(.3,1.35,.5,1)}
.flip.is-flipped .flip-inner{transform:rotateY(180deg)}
.flip:hover:not(.is-flipped) .flip-inner{transform:rotate(-2deg) scale(1.03)}
.face{position:absolute;inset:0;display:grid;overflow:hidden;place-items:center;text-align:center;padding:20px;border:4px solid #000;border-radius:20px;box-shadow:6px 6px 0 #000;-webkit-backface-visibility:hidden;backface-visibility:hidden}
.face-front{background:var(--primary)}
.flip:nth-child(4n+2) .face-front{background:var(--secondary)}
.flip:nth-child(4n+3) .face-front{background:var(--accent)}
.flip:nth-child(4n+4) .face-front{background:var(--paper)}
.face-num{display:block;font-family:var(--display);font-size:3.6rem;line-height:1}
.face-tap{display:block;font-family:var(--hand);font-size:1.6rem;font-weight:700}
.face-back{background:var(--paper);transform:rotateY(180deg);font-size:1.25rem;font-weight:500;line-height:1.35}

/* cake */
.cake-wrap{display:flex;justify-content:center}
.cake-btn{padding:0;background:none;border:0;cursor:pointer;transition:transform .25s}
.cake-btn:hover{transform:rotate(-2deg) scale(1.03)}
.cake-btn svg{display:block;max-width:80vw;height:auto}
.flame{transform-box:fill-box;transform-origin:50% 100%;animation:flicker .2s ease-in-out infinite alternate;transition:opacity .35s,transform .35s}
.smoke circle{opacity:0}
.out .flame{opacity:0;transform:scale(.2);animation:none}
.out .smoke circle{animation:smoke 1.8s ease-out forwards}
.wish-card{max-width:520px;margin:26px auto 18px;padding:22px 26px;background:var(--paper);border:4px solid #000;border-radius:18px;box-shadow:6px 6px 0 #000;transform:rotate(-1.2deg)}
.wish-label{margin:0;font-family:var(--hand);font-size:1.5rem;font-weight:700;color:#000}
.wish-text{margin:4px 0 0;font-size:1.3rem;min-height:2.8em}
.wish-text.typing::after{background:#000}

/* letter */
.letter-stage{display:flex;flex-direction:column;align-items:center}
.env{position:relative;display:block;width:min(86vw,380px);aspect-ratio:3/2;padding:0;background:var(--secondary);border:4px solid #000;border-radius:12px;box-shadow:8px 8px 0 #000;cursor:pointer;perspective:800px;transition:transform .3s}
.env:hover{transform:rotate(-2deg) scale(1.03)}
.env::before{content:'';position:absolute;inset:0;background:var(--primary);clip-path:polygon(0 100%,50% 38%,100% 100%)}
.env-flap{position:absolute;left:-4px;right:-4px;top:-4px;height:64%;background:var(--accent);clip-path:polygon(0 0,100% 0,50% 100%);transform-origin:50% 0;transition:transform .7s;z-index:2}
.env.open .env-flap{transform:rotateX(180deg)}
.env-seal{position:absolute;left:50%;top:50%;z-index:3;width:54px;height:54px;transform:translate(-50%,-50%);display:grid;place-items:center;background:var(--background);border:3px solid #000;border-radius:50%;font-size:1.6rem;line-height:1}
.paper{width:min(100%,640px);margin:0 auto;padding:34px 34px 28px;text-align:left;background-color:var(--paper);border:4px solid #000;border-radius:6px;box-shadow:8px 8px 0 #000;font-family:var(--hand);font-size:clamp(1.5rem,3.2vw,1.9rem);line-height:1.5;background-image:repeating-linear-gradient(transparent 0 calc(1.5em - 2px),rgba(113,151,211,.35) calc(1.5em - 2px) 1.5em);animation:paperIn .8s cubic-bezier(.2,1.2,.4,1)}
.paper p,.paper h3{margin:0 0 1.5em}
.paper-title{font-size:1.2em;font-weight:700}
.sign{text-align:right;font-weight:700;margin-bottom:0!important}
.paper p.typing::after{background:#000}

.footer{margin-top:80px;padding:44px 24px 80px;text-align:center;border-top:4px solid #000;background:var(--primary)}
.footer-line{margin:0 0 20px;font-family:var(--display);font-size:clamp(1.4rem,4vw,2rem)}
.footer-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* lightbox + music */
.lightbox{position:fixed;inset:0;z-index:180;display:grid;place-items:center;padding:24px;background:rgba(0,0,0,.86)}
.lightbox img{max-width:min(94vw,1100px);max-height:88vh;border:5px solid var(--background);border-radius:4px;background:#fff}
.lb-close{position:absolute;top:14px;right:18px;width:48px;height:48px;border-radius:50%;border:3px solid #000;background:var(--background);font-size:2rem;line-height:1;cursor:pointer}
.music{position:fixed;right:18px;bottom:18px;z-index:150;width:54px;height:54px;display:grid;place-items:center;padding:0;background:var(--primary);border:3px solid #000;border-radius:50%;box-shadow:4px 4px 0 #000;cursor:pointer}
.music .slash{display:none}
.music[aria-pressed="false"] .slash{display:block}

/* ---------- motion ---------- */
@keyframes bob{50%{transform:translateY(-10px) rotate(3deg)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes floaty{50%{transform:translateY(-16px) rotate(14deg)}}
@keyframes blink{50%{opacity:0}}
@keyframes cdPop{0%{transform:scale(.2) rotate(-14deg);opacity:0}35%{transform:scale(1.15) rotate(4deg);opacity:1}100%{transform:scale(1) rotate(0)}}
@keyframes letterPop{0%{transform:translateY(120%) rotate(16deg) scale(.3);opacity:0}100%{transform:none;opacity:1}}
@keyframes fromLeft{from{transform:translateX(-70vw) rotate(calc(var(--rot) - 14deg));opacity:0}to{transform:rotate(var(--rot));opacity:1}}
@keyframes fromRight{from{transform:translateX(70vw) rotate(calc(var(--rot) + 14deg));opacity:0}to{transform:rotate(var(--rot));opacity:1}}
@keyframes fromTop{from{transform:translateY(-80vh) rotate(calc(var(--rot) - 10deg));opacity:0}to{transform:rotate(var(--rot));opacity:1}}
@keyframes fromBottom{from{transform:translateY(80vh) rotate(calc(var(--rot) + 10deg));opacity:0}to{transform:rotate(var(--rot));opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes slideOut{to{opacity:0;transform:scale(.95)}}
@keyframes dropIn{from{opacity:0;transform:translateY(-50px) rotate(calc(var(--rot) - 10deg)) scale(.9)}to{opacity:1;transform:rotate(var(--rot))}}
@keyframes marquee{to{transform:translateX(-50%)}}
@keyframes flicker{from{transform:scale(1,1) rotate(-3deg)}to{transform:scale(.9,1.12) rotate(3deg)}}
@keyframes smoke{0%{opacity:.7;transform:translateY(0) scale(1)}100%{opacity:0;transform:translateY(-46px) scale(3)}}
@keyframes paperIn{from{opacity:0;transform:translateY(40px) rotate(2deg)}to{opacity:1;transform:none}}

/* ---------- small screens ---------- */
@media (max-width:760px){
  body{font-size:17px}
  .slide-host{padding:8vh 5vw 16vh}
  .l-left{flex-direction:column;gap:3vh}
  .l-right{flex-direction:column-reverse;gap:3vh}
  .frame img,.l-top .frame img,.l-bottom .frame img{max-width:78vw;max-height:38vh}
  .ph,.l-top .ph,.l-bottom .ph{width:auto;height:min(34vh,300px)}
  .l-left .frame{align-self:flex-start;margin-left:2vw}
  .l-right .frame{align-self:flex-end;margin-right:2vw}
  .msg-wrap{max-width:30ch}
  .section{padding-top:64px}
  .duo-grid{grid-template-columns:minmax(0,340px)!important}
  .duo-card{margin-top:0!important}
  .marquee{margin-top:48px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}