:root{--ink: #0a0b14;--ink-2: #101223;--cream: #f3e9d8;--cream-dim: #cbbfa9;--gold: #e9c886;--gold-soft: rgba(233, 200, 134, .35);--rose: #e58fa0;--rose-soft: rgba(229, 143, 160, .4);--hand: "Caveat", cursive;--serif: "Cormorant Garamond", serif}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--ink);color:var(--cream);font-family:var(--serif);overflow-x:hidden;-webkit-font-smoothing:antialiased}::selection{background:var(--rose-soft);color:var(--cream)}#bg{position:fixed;inset:0;width:100%;height:100%;z-index:0}.grain{position:fixed;inset:-50%;width:200%;height:200%;z-index:3;pointer-events:none;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");animation:grain-shift 9s steps(6) infinite}@keyframes grain-shift{0%,to{transform:translate(0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-2%)}80%{transform:translate(3%,3%)}}.vignette{position:fixed;inset:0;z-index:2;pointer-events:none;background:radial-gradient(120% 90% at 50% 40%,transparent 55%,rgba(4,5,10,.55) 100%),linear-gradient(to bottom,rgba(4,5,10,.5),transparent 18%,transparent 84%,rgba(4,5,10,.6))}.sound-toggle{position:fixed;top:calc(env(safe-area-inset-top,0px) + 1rem);right:1rem;z-index:10;width:2.75rem;height:2.75rem;border-radius:50%;border:1px solid var(--gold-soft);background:#0a0b1473;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);color:var(--gold);cursor:pointer;display:grid;place-items:center;transition:border-color .3s,box-shadow .3s,transform .2s}.sound-toggle:active{transform:scale(.92)}.sound-toggle.playing{border-color:var(--gold);box-shadow:0 0 18px #e9c88640}.sound-toggle svg{width:1.35rem;height:1.35rem}.sound-toggle .bar{opacity:0;transition:opacity .3s;transform-origin:center}.sound-toggle.playing .bar{opacity:1}.sound-toggle.playing .b1{animation:bar-sway 1.1s ease-in-out infinite}.sound-toggle.playing .b2{animation:bar-sway 1.1s ease-in-out infinite reverse}@keyframes bar-sway{0%,to{transform:scaleX(1)}50%{transform:scaleX(.55)}}.progress{position:fixed;right:.65rem;top:50%;transform:translateY(-50%);z-index:10;display:flex;flex-direction:column;gap:.85rem}.progress button{width:.5rem;height:.5rem;border-radius:50%;border:none;padding:0;background:#f3e9d838;cursor:pointer;transition:background .4s,box-shadow .4s,transform .4s}.progress button.active{background:var(--gold);box-shadow:0 0 10px #e9c88699;transform:scale(1.25)}main{position:relative;z-index:4}section{min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:5.5rem 1.75rem;position:relative}.hero .to{font-family:var(--hand);font-weight:600;font-size:clamp(3rem,13vw,5.5rem);color:var(--gold);line-height:1;text-shadow:0 0 30px rgba(233,200,134,.3)}.hero .title{font-family:var(--serif);font-style:italic;font-weight:500;font-size:clamp(1.9rem,8vw,3rem);letter-spacing:.02em;margin-top:.9rem;color:var(--cream)}.hero .sub{margin-top:1.4rem;font-size:.95rem;font-style:italic;letter-spacing:.08em;color:var(--cream-dim)}.hero .divider{width:7rem;height:1px;margin-top:2.2rem;background:linear-gradient(to right,transparent,var(--gold-soft),transparent)}.scroll-hint{position:absolute;bottom:2.6rem;left:50%;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;gap:.7rem}.scroll-hint .hint{font-family:var(--hand);font-size:1.15rem;color:var(--cream-dim)}.scroll-hint .line{width:1px;height:2.6rem;background:linear-gradient(to bottom,var(--gold),transparent);animation:hint-drop 2.2s ease-in-out infinite;transform-origin:top}@keyframes hint-drop{0%{transform:scaleY(0);opacity:0}35%{transform:scaleY(1);opacity:1}to{transform:scaleY(1) translateY(.6rem);opacity:0}}.chapter{max-width:36rem;width:100%;margin:0 auto;text-align:center}.chapter .chapter-head{display:flex;align-items:center;justify-content:center;gap:1.1rem;width:100%}.chapter .rule{flex:0 0 clamp(2.2rem,14vw,4.5rem);height:1px;background:linear-gradient(to right,transparent,var(--gold-soft))}.chapter .rule:last-child{background:linear-gradient(to left,transparent,var(--gold-soft))}.chapter .numeral{font-family:var(--serif);font-style:italic;font-size:1.05rem;color:var(--rose);letter-spacing:.25em;padding-left:.25em}.chapter h2{font-family:var(--hand);font-weight:700;font-size:clamp(2.4rem,10vw,3.6rem);color:var(--cream);line-height:1.1;margin-top:.9rem;text-shadow:0 0 26px rgba(243,233,216,.15)}.chapter .dateline{font-family:var(--serif);font-style:italic;font-size:.98rem;letter-spacing:.06em;color:var(--gold);opacity:.85;margin-top:.35rem}.letter{margin-top:2.4rem;display:flex;flex-direction:column;gap:1.5rem;width:100%}.letter p,.letter-p{font-family:var(--hand);font-weight:400;font-size:clamp(1.5rem,5.6vw,1.8rem);line-height:1.55;color:var(--cream);text-wrap:pretty}.letter p em{color:var(--rose);font-style:normal}.tw{position:relative}.tw .tw-ghost{visibility:hidden}.tw .tw-out{position:absolute;inset:0}.tw.writing .tw-out:after{content:"";display:inline-block;width:2px;height:.95em;margin-left:.08em;vertical-align:-.12em;background:currentColor;animation:caret-blink .85s steps(2,start) infinite}@keyframes caret-blink{50%{opacity:0}}.scribble{margin-top:1.9rem;font-family:var(--hand);font-size:1.25rem;color:var(--rose);transform:rotate(-1.8deg);position:relative;display:inline-block;padding:0 .35rem .15rem}.scribble:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--rose-soft);transform:rotate(-.6deg)}.polaroid{margin-top:3rem;background:#f4efe3;padding:.7rem .7rem .4rem;width:min(78vw,19rem);box-shadow:0 1.4rem 3rem #00000073,0 .2rem .6rem #0000004d;position:relative;align-self:center}.polaroid.tilt-l{transform:rotate(-3deg)}.polaroid.tilt-r{transform:rotate(2.6deg)}.polaroid:before{content:"";position:absolute;top:-.75rem;left:50%;width:5.2rem;height:1.55rem;transform:translate(-50%) rotate(-2.5deg);background:#e9c88647;border-left:1px dashed rgba(255,255,255,.35);border-right:1px dashed rgba(255,255,255,.35);backdrop-filter:blur(1px)}.polaroid img,.polaroid video{width:100%;aspect-ratio:1 / 1;object-fit:cover;display:block;filter:saturate(.92);background:#241f2b}.polaroid figcaption{font-family:var(--hand);font-size:1.3rem;color:#3c3630;text-align:center;padding:.55rem .2rem .35rem}.finale{text-align:center}.heart-stage{position:relative;width:12.5rem;height:12.5rem;display:grid;place-items:center;margin-top:2.5rem;touch-action:none;-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}.heart-ring{position:absolute;inset:0;transform:rotate(-90deg)}.heart-ring circle{fill:none;stroke-width:2}.heart-ring .track{stroke:#f3e9d81f}.heart-ring .fill{stroke:var(--rose);stroke-linecap:round;stroke-dasharray:628;stroke-dashoffset:628;filter:drop-shadow(0 0 6px rgba(229,143,160,.6))}.heart-btn{width:7.5rem;height:7.5rem;border:none;background:transparent;cursor:pointer;display:grid;place-items:center;touch-action:none}.heart-btn svg{width:100%;height:100%;filter:drop-shadow(0 0 22px rgba(229,143,160,.45));animation:heart-beat 1.6s ease-in-out infinite;transform-origin:center;transition:transform .25s}@keyframes heart-beat{0%,to{transform:scale(1)}12%{transform:scale(1.07)}24%{transform:scale(.98)}36%{transform:scale(1.04)}55%{transform:scale(1)}}.heart-stage.charging .heart-btn svg{animation:none;transform:scale(calc(1 + var(--charge, 0) * .45));filter:drop-shadow(0 0 calc(22px + var(--charge, 0) * 40px) rgba(229,143,160,.8))}.finale .hold{font-family:var(--hand);font-weight:600;font-size:clamp(1.9rem,7vw,2.4rem);color:var(--cream)}.finale .hold-note{margin-top:.7rem;font-family:var(--serif);font-style:italic;font-size:1rem;color:var(--cream-dim);letter-spacing:.05em}.finale.done .heart-stage,.finale.done .hold,.finale.done .hold-note{display:none}.burst-text{opacity:0;transform:translateY(18px) scale(.96)}.burst-text .big{font-family:var(--hand);font-weight:700;font-size:clamp(2.6rem,11vw,4rem);line-height:1.15;color:var(--cream);text-shadow:0 0 34px rgba(243,233,216,.25)}.burst-text .forever{font-family:var(--serif);font-style:italic;font-weight:500;font-size:clamp(1.5rem,6.4vw,2.1rem);color:var(--gold);margin-top:.6rem}.finale .signature{margin-top:2.2rem;width:min(72vw,22rem);align-self:center;font-family:var(--hand);font-weight:600;font-size:clamp(2rem,8vw,2.8rem);color:var(--rose);text-align:center}.finale:not(.done) .signature{visibility:hidden}.finale.done .burst-text{animation:rise 1.1s cubic-bezier(.22,1,.36,1) forwards}.finale.done .burst-text .forever{animation-delay:.35s}@keyframes rise{to{opacity:1;transform:translateY(0) scale(1) rotate(var(--tilt, 0deg))}}.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.22,1,.36,1),transform .9s cubic-bezier(.22,1,.36,1);transition-delay:var(--d, 0s)}.reveal.in-view{opacity:1;transform:translateY(0)}.polaroid.reveal{transform:translateY(26px) rotate(var(--rot, 0deg))}.polaroid.tilt-l{--rot: -3deg}.polaroid.tilt-r{--rot: 2.6deg}.polaroid.reveal.in-view{transform:translateY(0) rotate(var(--rot, 0deg))}@media (max-width: 360px){section{padding:5rem 1.35rem}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.grain,.scroll-hint .line,.heart-btn svg{animation:none}.reveal{opacity:1;transform:none;transition:none}}