:root{--night:#201029;--night-2:#2c1740;--cream:#fff6ea;--paper:#fbf0d9;--rust:#c1440e;--rust-light:#e08e45;--gold:#f4c95d;--pink:#ff7a92;--text-dark:#3a2216;--text-soft:#6b4a3a;--font-display:"Kanit", "Noto Sans Thai", system-ui, sans-serif;--font-hand:"Caveat", "Kanit", cursive;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;-webkit-tap-highlight-color:transparent}*{box-sizing:border-box}html,body{background:var(--night);scroll-behavior:smooth;margin:0;padding:0;overflow-x:hidden}#story-section,#letter{-webkit-overflow-scrolling:touch;align-items:flex-start;height:100dvh;overflow:hidden auto}body{font-family:var(--font-display);color:var(--text-dark);-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);margin:0;font-weight:600}p{margin:0}button{cursor:pointer;background:0 0;border:none;font-family:inherit}img{max-width:100%;display:block}#app{width:100%;position:relative}.story{scroll-snap-type:y mandatory;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;height:100dvh;overflow:hidden auto}.reveal{opacity:0;will-change:transform, opacity;transform:translateY(36px)}.eyebrow{letter-spacing:.3em;text-transform:uppercase;color:var(--rust);margin-bottom:.5rem;font-size:clamp(.7rem,2.5vw,.85rem);font-weight:500}.section-title{color:var(--text-dark);margin-bottom:1.5rem;font-size:clamp(1.8rem,6vw,2.8rem);line-height:1.2}.scene{text-align:center;scroll-snap-align:start;scroll-snap-stop:always;justify-content:center;align-items:safe center;width:100%;min-height:100dvh;padding:4.5rem 1.25rem;display:flex;position:relative;overflow:hidden}.scene__inner{z-index:2;width:100%;max-width:560px;margin:0 auto;position:relative}.gate{z-index:100;background:radial-gradient(ellipse at 50% 20%, #3a1f52 0%, var(--night) 60%, #150a1e 100%);justify-content:center;align-items:center;transition:opacity .8s,visibility .8s;display:flex;position:fixed;inset:0}.gate.is-hidden{opacity:0;visibility:hidden;pointer-events:none}.gate__stars{opacity:.5;background-image:radial-gradient(2px 2px at 20% 30%,#fff,#0000),radial-gradient(2px 2px at 75% 15%,#fff,#0000),radial-gradient(1.5px 1.5px at 60% 65%,#fff,#0000),radial-gradient(1.5px 1.5px at 30% 80%,#fff,#0000),radial-gradient(2px 2px at 90%,#fff,#0000),radial-gradient(1.5px 1.5px at 10% 55%,#fff,#0000),radial-gradient(1.5px 1.5px at 85% 85%,#fff,#0000);animation:4s ease-in-out infinite alternate twinkle;position:absolute;inset:0}@keyframes twinkle{0%{opacity:.3}to{opacity:.7}}.gate__content{z-index:2;text-align:center;padding:1.5rem;position:relative}.gate__panda{width:190px;margin:0 auto 1rem;animation:3.2s ease-in-out infinite breathe}.gate__panda-photo{object-fit:contain;filter:drop-shadow(0 14px 20px #00000073);width:100%;height:auto;display:block}.panda-peek,.gate__panda.is-broken .gate__panda-photo{display:none}.gate__panda.is-broken .panda-peek{display:block}@keyframes breathe{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-8px)scale(1.03)}}.panda-eye{transform-origin:50%;animation:5s infinite blink}@keyframes blink{0%,96%,to{transform:scaleY(1)}98%{transform:scaleY(.1)}}.gate__eyebrow{color:var(--gold);letter-spacing:.25em;text-transform:uppercase;margin-bottom:.5rem;font-size:.75rem}.gate__title{color:var(--cream);margin-bottom:2rem;font-size:clamp(2.4rem,12vw,3.4rem);font-weight:600;line-height:1.15}.gate__title-sub{color:var(--rust-light);margin-top:.2rem;font-size:.5em;font-weight:400;display:block}.gate__btn{background:linear-gradient(135deg, var(--rust), var(--rust-light));color:var(--cream);border-radius:100px;flex-direction:column;align-items:center;gap:.15rem;padding:1rem 2.4rem;animation:2.2s ease-in-out infinite pulse-glow;display:inline-flex;position:relative;box-shadow:0 8px 30px #c1440e73}.gate__btn span{font-size:1.1rem;font-weight:600}.gate__btn-sub{opacity:.85;text-transform:uppercase;letter-spacing:.1em;font-size:.7rem!important;font-weight:400!important}@keyframes pulse-glow{0%,to{transform:scale(1);box-shadow:0 8px 30px #c1440e73}50%{transform:scale(1.04);box-shadow:0 8px 45px #f4c95d8c}}.gate__hint{color:#fff6ea8c;margin-top:1.4rem;font-size:.8rem}.scene--hero{background:linear-gradient(#ffe7cf 0%,#ffd3c4 45%,#ffc1cf 100%)}.bg-leaves{z-index:1;pointer-events:none;position:absolute;inset:0}.leaf{opacity:.55;font-size:1.4rem;animation:linear infinite drift;position:absolute;bottom:-40px}@keyframes drift{0%{transform:translateY(0)rotate(0)}to{transform:translateY(-110vh)rotate(340deg)}}.hero__title{color:var(--text-dark);margin-bottom:1rem;font-size:clamp(2.2rem,10vw,3.6rem);font-weight:700;line-height:1.15}.hero__title .accent{color:var(--rust);font-family:var(--font-hand);font-size:1.3em;font-weight:700}.hero__subtitle{color:var(--text-soft);margin-bottom:2.2rem;font-size:clamp(1rem,3.4vw,1.2rem)}.countdown{justify-content:center;gap:.6rem;margin-bottom:.8rem;display:flex}.countdown__box{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#ffffff8c;border-radius:16px;min-width:62px;padding:.7rem .4rem;box-shadow:0 6px 18px #c1440e1f}.countdown__box span{color:var(--rust);font-variant-numeric:tabular-nums;font-size:clamp(1.3rem,5vw,1.8rem);font-weight:700;display:block}.countdown__box small{color:var(--text-soft);text-transform:uppercase;letter-spacing:.05em;font-size:.65rem}.countdown__label{color:var(--text-soft);margin-bottom:.5rem;font-size:.85rem}.scene--story{padding-top:max(3.4rem, env(safe-area-inset-top) + .8rem);background:linear-gradient(#ffc1cf 0%,#ffd9b8 100%);padding-bottom:2rem}.scene--story .section-title{margin-bottom:.9rem;font-size:clamp(1.5rem,5.5vw,2.4rem)}.scene--story .eyebrow{margin-bottom:.3rem}.love-counter{background:linear-gradient(135deg, var(--rust), #a83a10);border-radius:20px;margin-bottom:1.4rem;padding:.9rem 1rem;box-shadow:0 12px 30px #c1440e4d}.love-counter__label{color:var(--gold);letter-spacing:.05em;margin-bottom:.4rem;font-size:.8rem}.love-counter__grid{justify-content:center;gap:.5rem;display:flex}.love-counter__grid div{background:#ffffff1f;border-radius:12px;min-width:58px;padding:.5rem .3rem}.love-counter__grid span{color:var(--cream);font-variant-numeric:tabular-nums;font-size:clamp(1.1rem,4vw,1.4rem);font-weight:700;display:block}.love-counter__grid small{color:#fff6eab3;text-transform:uppercase;font-size:.62rem}.love-counter__since{color:#fff6ead9;margin-top:.5rem;font-size:.76rem}.timeline{text-align:left;flex-direction:column;gap:.85rem;padding-left:2.4rem;display:flex;position:relative}.timeline:before{content:"";background:repeating-linear-gradient(180deg, var(--rust) 0 6px, transparent 6px 12px);width:2px;position:absolute;top:.5rem;bottom:.5rem;left:.95rem}.timeline__item{position:relative}.timeline__dot{background:var(--cream);border:2px solid var(--rust);border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;font-size:1rem;display:flex;position:absolute;top:0;left:-2.4rem}.timeline__card{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffffa6;border-radius:16px;padding:.6rem .9rem;box-shadow:0 6px 20px #0000000f}.timeline__card h3{color:var(--rust);margin-bottom:.15rem;font-size:.95rem}.timeline__card p{color:var(--text-soft);font-size:.8rem;line-height:1.35}.scene--yellowstone{color:var(--cream);padding-top:max(2.8rem, env(safe-area-inset-top) + .8rem);background:linear-gradient(#2c1740 0%,#7a3b3b 55%,#e08e45 100%);padding-bottom:1.8rem}.scene--yellowstone .eyebrow{color:var(--gold)}.scene--yellowstone .section-title{color:var(--cream)}.mountains{z-index:1;height:55%;position:absolute;inset:auto 0 0}.mountains__svg{width:100%;height:100%;position:absolute;bottom:0}.mountains__back path{fill:#4a2545;opacity:.8}.mountains__front path{fill:#1f1130}.yellowstone__text{color:#fff6eae6;margin-bottom:1.2rem;font-size:clamp(1rem,3.6vw,1.15rem);line-height:1.55}.badge{border:1px solid var(--gold);color:var(--gold);background:#f4c95d26;border-radius:100px;align-items:center;gap:.5rem;padding:.6rem 1.3rem;font-size:.85rem;display:inline-flex}.badge__icon{font-size:1.1rem}.award-box{place-items:center;display:grid}#awardBox .claim-award-btn,#awardBox .award-reveal{grid-area:1/1}.claim-award-btn{background:linear-gradient(135deg, var(--gold), var(--rust-light));color:var(--text-dark);border-radius:100px;align-items:center;gap:.55rem;padding:.75rem 1.6rem;font-size:.95rem;font-weight:700;transition:opacity .4s,transform .4s;display:inline-flex;box-shadow:0 10px 26px #f4c95d59}.claim-award-btn.is-hidden{opacity:0;pointer-events:none;transform:scale(.7)}.claim-award-btn__icon{font-size:1.15rem}.award-reveal{opacity:0;pointer-events:none;flex-direction:column;align-items:center;gap:1rem;transition:opacity .5s,transform .5s cubic-bezier(.34,1.56,.64,1);display:flex;transform:scale(.7)translateY(10px)}.award-reveal.is-visible{opacity:1;pointer-events:auto;transform:scale(1)translateY(0)}.award-reveal__photo-wrap{aspect-ratio:4/5;background:linear-gradient(160deg,#f4c95d33,#c1440e40);border:1px solid #f4c95d80;border-radius:20px;justify-content:center;align-items:center;width:min(260px,70vw);display:flex;overflow:hidden;box-shadow:0 16px 40px #00000059}.award-reveal__photo{object-fit:cover;width:100%;height:100%;display:none}.award-reveal__fallback-icon{font-size:3.4rem}.award-reveal__photo-wrap.has-photo .award-reveal__photo{display:block}.award-reveal__photo-wrap.has-photo .award-reveal__fallback-icon{display:none}.scene--gallery{background:linear-gradient(#ffb199 0%,#ff8fa3 100%);padding-left:0;padding-right:0}.scene--gallery .scene__inner{max-width:100%}.gallery__hint{color:var(--text-soft);margin-bottom:1.8rem;font-size:.85rem}.gallery-grid{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:1rem;padding:.5rem 6vw 1.5rem;display:flex;overflow-x:auto}.gallery-grid::-webkit-scrollbar{display:none}.gallery-card{aspect-ratio:4/5;scroll-snap-align:center;background:linear-gradient(160deg,#fff0e0,#ffd9c4);border:4px solid #fff9;border-radius:22px;flex:none;width:72vw;max-width:320px;margin:0;position:relative;overflow:hidden;box-shadow:0 14px 34px #0000002e}.gallery-card img{object-fit:cover;width:100%;height:100%}.gallery-card:after{content:attr(data-caption);color:#fff;text-align:center;background:linear-gradient(#0000,#0000008c);padding:1.6rem 1rem .9rem;font-size:.85rem;position:absolute;bottom:0;left:0;right:0}.gallery-card img:where([src=""],:not([src])),.gallery-card.is-broken img{display:none}.gallery-card.is-broken:before{content:"🐼";opacity:.5;justify-content:center;align-items:center;font-size:3.5rem;display:flex;position:absolute;inset:0}.scene--letter{padding-top:max(2.6rem, env(safe-area-inset-top) + 1rem);background:linear-gradient(#7a3b3b 0%,#4a2545 60%,#2c1740 100%);padding-bottom:1.5rem}.scene--letter .eyebrow{color:var(--gold);margin-bottom:.3rem}.scene--letter .section-title{color:var(--cream);margin-bottom:.8rem;font-size:clamp(1.5rem,5.5vw,2.4rem)}.letter-stage{place-items:center;display:grid}.letter-stage .envelope-scene,.letter-stage .letter-paper{grid-area:1/1}.envelope-scene{perspective:1200px;flex-direction:column;align-items:center;gap:1rem;display:flex}.envelope-scene.is-hidden{pointer-events:none;transition:opacity .4s,transform .4s;position:absolute;opacity:0!important;transform:scale(.85)!important}.envelope{cursor:pointer;background:0 0;border:none;width:min(280px,78vw);height:190px;padding:0;position:relative}.envelope__pocket{clip-path:polygon(0 0,50% 42%,100% 0,100% 100%,0 100%);background:linear-gradient(160deg,#fbe6c4,#f0dcb8);border-radius:8px;position:absolute;inset:0;box-shadow:0 20px 45px #00000059}.envelope__letter{background:var(--paper);z-index:1;border-radius:4px;height:76%;transition:transform .8s cubic-bezier(.34,1.4,.64,1) .35s;position:absolute;top:16%;left:10%;right:10%;transform:translateY(0);box-shadow:0 6px 16px #00000040}.envelope.is-open .envelope__letter{transform:translateY(-58%)}.envelope__flap{clip-path:polygon(0 0,50% 100%,100% 0);transform-origin:top;backface-visibility:hidden;z-index:2;background:linear-gradient(160deg,#fff1d6,#fbe6c4);border-radius:8px 8px 0 0;width:100%;height:52%;transition:transform .6s cubic-bezier(.6,0,.4,1);position:absolute;top:0;left:0;transform:rotateX(0)}.envelope.is-open .envelope__flap{z-index:0;transform:rotateX(180deg)}.envelope__seal{z-index:3;font-size:1.7rem;transition:opacity .3s,transform .3s;position:absolute;top:40%;left:50%;transform:translate(-50%,-50%)}.envelope.is-open .envelope__seal{opacity:0;transform:translate(-50%,-50%)scale(.4)}.envelope__hint{color:var(--cream);opacity:.85;font-size:.85rem}.letter-paper{background:var(--paper);text-align:left;opacity:0;pointer-events:none;background-image:repeating-linear-gradient(#0000 0 28px,#c1440e14 28px 29px);border-radius:6px;padding:1.3rem 1.2rem;transition:opacity .6s,transform .6s cubic-bezier(.34,1.56,.64,1);transform:rotate(-1.2deg)scale(.85);box-shadow:0 25px 60px #0006}.letter-paper.is-visible{opacity:1;pointer-events:auto;transform:rotate(-1.2deg)scale(1)}.letter-paper p{font-family:var(--font-hand);color:var(--text-dark);margin-bottom:.65rem;font-size:clamp(.92rem,3.3vw,1.12rem);line-height:1.4}.letter-sign{font-weight:600;color:var(--rust)!important;margin-bottom:0!important;font-size:clamp(1.3rem,4.8vw,1.6rem)!important}.scene--finale{color:var(--cream);min-height:100dvh;padding-top:max(4rem, env(safe-area-inset-top) + 1rem);background:radial-gradient(at 50% 100%,#4a2545 0%,#1f1130 55%,#150a1e 100%);padding-bottom:4rem}.scene--finale .eyebrow{color:var(--gold)}.scene--finale .section-title{color:var(--cream)}.finale__hint{color:#fff6eabf;margin-bottom:2rem;font-size:.9rem}.fireworks-wrap{z-index:60;pointer-events:none;position:fixed;inset:0}#fireworksCanvas{width:100%;height:100%}.cake-stage{justify-content:center;align-items:flex-end;height:220px;margin-bottom:2.4rem;display:flex;position:relative}.cake{width:190px;position:relative}.cake-photo{z-index:2;filter:drop-shadow(0 14px 22px #00000059);width:220px;max-width:72vw;height:auto;display:none;position:absolute;bottom:-6px;left:50%;transform:translate(-50%)}.cake.has-photo .cake-photo{display:block}.cake.has-photo .cake__top,.cake.has-photo .cake__drip,.cake.has-photo .cake__mid,.cake.has-photo .cake__bottom,.cake.has-photo .cake__plate{visibility:hidden}.wish-bubble{z-index:5;text-align:center;opacity:0;pointer-events:none;background:linear-gradient(160deg,#fff6ea,#ffe3c2);border-radius:20px;width:min(270px,82vw);padding:1.1rem 1.2rem 1.3rem;transition:opacity .4s,transform .4s cubic-bezier(.34,1.56,.64,1);position:absolute;top:6px;left:50%;transform:translate(-50%)scale(.7);box-shadow:0 16px 40px #0006}.wish-bubble.is-visible{opacity:1;pointer-events:auto;transform:translate(-50%)scale(1)}.wish-bubble__title{color:var(--rust);margin-bottom:.3rem;font-size:1.05rem;font-weight:700}.wish-bubble__text{color:var(--text-soft);margin-bottom:.9rem;font-size:.88rem}.wish-confirm-btn{background:linear-gradient(135deg, var(--rust), var(--rust-light));color:var(--cream);border-radius:100px;padding:.6rem 1.2rem;font-size:.82rem;font-weight:600;box-shadow:0 6px 18px #c1440e59}.wish-bubble__tail{clip-path:polygon(50% 100%,0 0,100% 0);background:#ffe3c2;width:18px;height:18px;position:absolute;bottom:-9px;left:50%;transform:translate(-50%)}.blow-btn.is-armed{animation:.6s armed-pulse}@keyframes armed-pulse{0%{transform:scale(1)}40%{transform:scale(1.12)}to{transform:scale(1)}}.cake__plate{background:linear-gradient(#fff,#d8d0e0);border-radius:50%;width:220px;height:16px;margin-left:-15px;box-shadow:0 8px 20px #00000059}.cake__bottom{background:linear-gradient(180deg, var(--rust-light), var(--rust));border-radius:14px;width:190px;height:70px;position:relative}.cake__mid{background:linear-gradient(180deg, #ffcf8f, var(--rust-light));border-radius:12px;width:150px;height:55px;margin:-1px auto 0}.cake__top{background:linear-gradient(180deg, var(--gold), #f0a63f);z-index:2;border-radius:10px;width:112px;height:42px;margin:0 auto;position:relative}.cake__drip{background:var(--cream);clip-path:polygon(0% 0%,100% 0%,100% 40%,90% 100%,80% 40%,70% 100%,60% 40%,50% 100%,40% 40%,30% 100%,20% 40%,10% 100%,0% 40%);z-index:1;width:150px;height:18px;margin:-8px auto 0;position:relative}.candle{background:repeating-linear-gradient(180deg, var(--cream) 0 6px, var(--pink) 6px 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smoke{0%{opacity:.7;transform:translate(-50%)scale(1)}to{opacity:0;transform:translate(-50%,-40px)scale(2.2)}}.blow-btn{background:linear-gradient(135deg, var(--rust), var(--rust-light));width:150px;height:150px;color:var(--cream);-webkit-user-select:none;user-select:none;touch-action:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:.3rem;margin:0 auto;font-size:.85rem;font-weight:500;transition:transform .15s;display:flex;position:relative;box-shadow:0 10px 30px #c1440e66}.blow-btn:active{transform:scale(.96)}.blow-btn__icon{font-size:2.2rem}.blow-btn__ring{pointer-events:none;position:absolute;inset:-6px}.blow-btn__ring svg{width:100%;height:100%;transform:rotate(-90deg)}.blow-btn__ring circle{fill:none;stroke:var(--gold);stroke-width:4px;stroke-linecap:round;stroke-dasharray:289;stroke-dashoffset:289px;transition:stroke-dashoffset 50ms linear}.blow-btn.is-done{opacity:0;pointer-events:none;transition:opacity .5s,transform .5s;transform:scale(.7)}.finale-message{opacity:0;pointer-events:none;transition:opacity .5s,transform .5s cubic-bezier(.34,1.56,.64,1);transform:scale(.7)}.finale-message.is-visible{opacity:1;pointer-events:auto;transform:scale(1)}.finale-message h2{color:var(--gold);text-shadow:0 0 30px #f4c95d80;margin-bottom:.6rem;font-size:clamp(1.8rem,7vw,2.6rem)}.finale-message p{color:var(--cream);margin-bottom:1.6rem;font-size:1rem}.slice-btn{background:linear-gradient(135deg, var(--rust), var(--rust-light));color:var(--cream);border-radius:100px;margin-top:.5rem;padding:.75rem 1.6rem;font-size:.95rem;font-weight:700;transition:opacity .3s,transform .3s;display:inline-block;box-shadow:0 10px 26px #c1440e66}.slice-btn.is-hidden,.slice-steps{display:none}.slice-steps.is-shown{display:block}.slice-step{text-align:center;width:100%;min-height:100dvh;color:var(--cream);scroll-snap-align:start;scroll-snap-stop:always;background:radial-gradient(at 50% 100%,#4a2545 0%,#1f1130 55%,#150a1e 100%);flex-direction:column;justify-content:center;align-items:center;padding:4.5rem 1.25rem;display:flex;position:relative}.slice-step__inner{opacity:0;max-width:420px;transition:opacity .7s,transform .7s cubic-bezier(.34,1.56,.64,1);transform:translateY(34px)scale(.92)}.slice-step.is-active .slice-step__inner{opacity:1;transform:translateY(0)scale(1)}.slice-step__eyebrow{color:var(--gold);margin-bottom:1.2rem;font-size:clamp(.9rem,3.4vw,1.05rem);font-weight:600}.slice-step__icon{justify-content:center;align-items:center;margin-bottom:1rem;font-size:4.5rem;display:flex;position:relative}.slice-step__photo{object-fit:cover;border:3px solid var(--gold);border-radius:50%;width:140px;height:140px;box-shadow:0 14px 34px #00000073}.slice-step__photo--plain{width:min(230px,60vw);height:min(230px,60vw);box-shadow:none;object-fit:contain;border:none;border-radius:0}.slice-step__emoji,.slice-step__icon.is-broken .slice-step__photo{display:none}.slice-step__icon.is-broken .slice-step__emoji{display:block}.slice-step__name{color:var(--gold);margin-bottom:.7rem;font-size:clamp(1.8rem,7vw,2.6rem)}.slice-step__caption{color:#fff6ead9;font-size:clamp(.95rem,3.6vw,1.1rem);line-height:1.6}.slice-step__inner .claim-award-btn{margin-top:1.6rem}.slice-step__hint,.gift__scroll-hint,.scroll-hint{z-index:3;color:#f4c95dbf;text-shadow:0 1px 4px #0000004d;font-size:.8rem;font-weight:600;animation:1.8s ease-in-out infinite hint-bounce;position:absolute;bottom:1.2rem;left:50%;transform:translate(-50%)}.scene--hero .scroll-hint,.scene--story .scroll-hint,.scene--gallery .scroll-hint{color:#c1440ed9;text-shadow:0 1px 4px #ffffff80}.scene--yellowstone .scroll-hint{color:#fff6eae6;text-shadow:0 1px 6px #0006}@keyframes hint-bounce{0%,to{transform:translate(-50%)}50%{transform:translate(-50%,8px)}}.gift__scroll-hint{margin-top:.9rem;animation-name:hint-bounce-static;position:static}@keyframes 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