*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--font-display:"Caveat",cursive;--font-serif:"Playfair Display",Georgia,serif;--font-body:"Nunito",sans-serif;--bg-burgundy-deep:#3b0616;--bg-burgundy-main:#520c22;--bg-burgundy-rich:#66102c;--bg-burgundy-glow:#80183b;--navy-text-deep:#0a1835;--navy-text-main:#102347;--navy-text-body:#162c57;--navy-text-muted:#2f446e;--navy-btn-bg:#0d1e3f;--navy-btn-hover:#162e5c;--stationery-paper:#fffcf7;--stationery-card-bg:rgba(255,252,247,.97);--champagne-gold:#dfc08f;--champagne-light:#f7eedc;--border-gold:hsla(37,56%,72%,.45);--border-burgundy:rgba(102,16,44,.25);--shadow-luxury:0 20px 50px rgba(0,0,0,.45),0 0 30px rgba(70,9,26,.35);--shadow-paper:0 15px 40px rgba(0,0,0,.3),inset 0 1px 1px 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80%,#3e0717)}.screen{position:absolute;inset:0;width:100%;height:100%;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;display:block;transition:opacity .4s ease,transform .4s cubic-bezier(.2,.8,.2,1)}.screen.visible{opacity:1;transform:scale(1) translateY(0);visibility:visible;pointer-events:auto;z-index:10}.screen.hidden{transform:scale(.97) translateY(20px)}.screen.exit,.screen.hidden{opacity:0;visibility:hidden;pointer-events:none!important;z-index:1}.screen.exit{transform:scale(1.03) translateY(-20px)}.screen-scroll-container{width:100%;min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:clamp(14px,2.5vh,28px) 16px;box-sizing:border-box}.stationery-card{background:var(--stationery-card-bg);border:1px solid var(--border-gold);border-radius:22px;color:var(--navy-text-main);box-shadow:var(--shadow-luxury),var(--shadow-paper);position:relative;overflow:hidden;margin:auto 0}.stationery-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,transparent,var(--champagne-gold),transparent)}.navy-action-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:linear-gradient(135deg,var(--navy-btn-bg) 0,var(--navy-btn-hover) 100%);color:#fff;border:1px solid hsla(37,56%,72%,.4);padding:14px 34px;border-radius:50px;font-family:var(--font-body);font-size:1.15rem;font-weight:700;cursor:pointer;box-shadow:0 8px 22px rgba(10,24,53,.35);transition:transform .15s ease,box-shadow .15s ease,background .15s ease;text-decoration:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent;-moz-user-select:none;user-select:none;-webkit-user-select:none;position:relative;z-index:20}.navy-action-btn *{pointer-events:none}@media (hover:hover) and (pointer:fine){.navy-action-btn:hover{transform:translateY(-3px) scale(1.03);background:linear-gradient(135deg,#10244d,#1e3a73);box-shadow:0 12px 28px rgba(10,24,53,.45),0 0 15px hsla(37,56%,72%,.3)}.navy-action-btn:hover .pulse-arrow{transform:translateX(4px)}}.navy-action-btn:active{transform:translateY(1px) scale(.97)}.navy-badge-tag{display:inline-block;padding:5px 16px;border-radius:20px;background:rgba(13,30,63,.08);border:1px solid rgba(13,30,63,.2);color:var(--navy-text-deep);font-size:.82rem;letter-spacing:2px;text-transform:uppercase;font-weight:800;margin-bottom:14px}.intro-screen{cursor:pointer;justify-content:center}.intro-content,.intro-screen{display:flex;align-items:center}.intro-content{flex-direction:column;gap:20px;padding:20px;text-align:center;z-index:2;margin:auto}.intro-heading{font-size:clamp(2.6rem,6.5vw,3.6rem);letter-spacing:1px;margin-bottom:5px}.intro-heading,.intro-subtitle{color:var(--champagne-light);text-shadow:0 2px 12px rgba(0,0,0,.5)}.intro-subtitle{font-size:clamp(2.1rem,5.5vw,2.8rem);letter-spacing:.5px;margin-top:5px}.envelope-wrapper{margin:10px 0;transition:transform .4s cubic-bezier(.34,1.56,.64,1),filter .4s ease}.envelope-image{border-radius:14px;object-fit:cover;box-shadow:0 20px 50px rgba(0,0,0,.6),0 0 35px rgba(128,24,59,.5)}.intro-screen:hover .envelope-wrapper{transform:translateY(-8px) scale(1.05);filter:drop-shadow(0 15px 30px rgba(223,192,143,.4))}.click-hint,.open-envelope-btn{font-family:var(--font-body);font-size:1rem;color:var(--champagne-light);background:hsla(37,56%,72%,.15);border:1px solid hsla(37,56%,72%,.45);padding:10px 24px;border-radius:50px;letter-spacing:1.5px;text-shadow:0 2px 8px rgba(0,0,0,.5);cursor:pointer;animation:pulseHint 2s ease-in-out infinite;transition:all .3s cubic-bezier(.2,.8,.2,1);box-shadow:0 4px 15px rgba(0,0,0,.3)}.open-envelope-btn:hover{background:hsla(37,56%,72%,.3);border-color:var(--champagne-gold);transform:translateY(-2px) scale(1.05)}@keyframes pulseHint{0%,to{opacity:.7;transform:translateY(0)}50%{opacity:1;transform:translateY(-3px)}}.card-screen .screen-scroll-container{padding:clamp(10px,2vh,20px) 14px;justify-content:center}.from-to-card{width:92%;max-width:650px;padding:clamp(22px,3vh,38px) clamp(20px,5vw,42px);justify-content:space-between;margin:auto}.card-header,.from-to-card{display:flex;flex-direction:column}.card-header{font-size:clamp(1.9rem,4.8vw,2.5rem);line-height:1.3;gap:6px;margin-bottom:clamp(14px,2vh,22px)}.label-navy{color:var(--navy-text-deep);font-weight:700;margin-right:8px}.line-from,.line-to{color:var(--navy-text-body)}.card-body .message-label{font-size:clamp(1.6rem,4vw,2.1rem);color:var(--navy-text-deep);font-weight:700;margin-bottom:6px}.card-body .message-text{font-size:clamp(1.25rem,3.4vw,1.55rem);line-height:1.5;color:var(--navy-text-body);margin-bottom:clamp(16px,2.2vh,24px)}.card-footer{text-align:center;padding-top:4px}.photo-screen .screen-scroll-container{padding:clamp(8px,1.8vh,18px) 14px;justify-content:center}.story-card{width:92%;max-width:490px;padding:clamp(16px,2.2vh,26px) clamp(16px,4vw,28px);display:flex;flex-direction:column;align-items:center;text-align:center;margin:auto}.story-image-frame{width:min(200px,48vw,24vh);height:min(200px,48vw,24vh);position:relative;margin-bottom:clamp(10px,1.5vh,16px);border-radius:18px;overflow:hidden;border:3px solid var(--border-gold);box-shadow:0 12px 28px rgba(0,0,0,.3);flex-shrink:0}.story-image{object-fit:cover;width:100%;height:100%}.story-text-container{color:var(--navy-text-body);margin-bottom:clamp(10px,1.5vh,16px)}.story-title{font-size:clamp(1.8rem,4.6vw,2.4rem);color:var(--navy-text-deep);font-weight:700;margin-bottom:clamp(6px,1vh,10px);line-height:1.2}.story-paragraph{font-size:clamp(1.15rem,3.2vw,1.4rem);line-height:1.45;color:var(--navy-text-body);max-width:440px}.story-card .card-footer{margin-top:0;padding-top:2px}.birthday-message-screen .screen-scroll-container{padding:clamp(8px,1.8vh,18px) 14px;justify-content:center}.birthday-wishes-card{width:92%;max-width:560px;padding:clamp(16px,2.2vh,28px) clamp(16px,4vw,30px);display:flex;flex-direction:column;align-items:center;text-align:center;margin:auto}.balloon-showcase-wrapper{position:relative;margin-bottom:16px;animation:floatLevitate 4.5s ease-in-out infinite;filter:drop-shadow(0 15px 25px rgba(0,0,0,.35))}.birthday-hero-duo{position:relative;display:flex;align-items:flex-end;justify-content:center;gap:clamp(6px,2vw,14px);margin-bottom:clamp(10px,1.6vh,16px);width:100%}.duo-balloon-wrap{position:relative;animation:floatBalloon 4.8s ease-in-out infinite;filter:drop-shadow(0 12px 24px rgba(0,0,0,.35));z-index:1}.duo-cat-wrap{position:relative;animation:floatCat 4.8s ease-in-out .7s infinite;filter:drop-shadow(0 12px 24px rgba(0,0,0,.28));z-index:2;margin-left:-12px}@keyframes floatBalloon{0%,to{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-10px) rotate(1.5deg)}}@keyframes floatCat{0%,to{transform:translateY(0) rotate(1deg)}50%{transform:translateY(-8px) rotate(-1.5deg)}}.hero-balloon-img{max-height:clamp(120px,22vw,175px);width:auto;object-fit:contain}.hero-cat-img{max-height:clamp(130px,24vw,185px);width:auto;object-fit:contain}@keyframes floatLevitate{0%,to{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-10px) rotate(1.5deg)}}.floating-balloon-img{max-height:180px;width:auto;object-fit:contain}.birthday-message-content{margin-bottom:clamp(8px,1.4vh,14px)}.birthday-wishes-title{font-size:clamp(1.85rem,4.8vw,2.6rem);color:var(--navy-text-deep);font-weight:700;line-height:1.2;margin-bottom:clamp(6px,1vh,10px)}.birthday-wishes-body{font-size:clamp(1.15rem,3.2vw,1.38rem);line-height:1.48;color:var(--navy-text-body);max-width:500px}.birthday-wishes-card .card-footer{margin-top:0;padding-top:2px}.bucket-screen .screen-scroll-container{padding:clamp(10px,2vh,20px) 14px;justify-content:center}.bucket-list-card{width:92%;max-width:600px;padding:clamp(20px,2.8vh,34px) clamp(20px,5vw,38px);display:flex;flex-direction:column;margin:auto}.bucket-title{font-size:clamp(1.9rem,4.8vw,2.6rem);color:var(--navy-text-deep);font-weight:700;text-align:center;margin-bottom:clamp(12px,2vh,18px)}.things-bullet-list{list-style:none;padding:0;margin:4px 0 clamp(12px,2vh,18px);display:flex;flex-direction:column;gap:clamp(8px,1.3vh,13px)}.things-bullet-item{display:flex;align-items:flex-start;gap:12px;font-family:var(--font-display);font-size:clamp(1.25rem,3.5vw,1.55rem);color:var(--navy-text-body);line-height:1.35;padding-bottom:6px;border-bottom:1px dashed hsla(37,56%,72%,.4)}.things-bullet-item:last-child{border-bottom:none}.bullet-dot{color:var(--bg-burgundy-rich);font-size:1.8rem;line-height:1;flex-shrink:0;margin-top:-2px}.bullet-text{flex:1 1}.bucket-list-card .card-footer{margin-top:0;padding-top:2px}.music-player-card{width:92%;max-width:440px;padding:40px 30px;display:flex;flex-direction:column;align-items:center;text-align:center}.music-header-title{font-size:clamp(2.1rem,5vw,2.6rem);color:var(--navy-text-deep);font-weight:700;margin-bottom:22px}.album-art{position:relative;width:200px;height:200px;border-radius:50%;overflow:hidden;border:5px solid var(--border-gold);margin-bottom:25px;box-shadow:0 15px 35px rgba(0,0,0,.35);transition:transform .4s ease}.album-art.playing{animation:spinVinyl 18s linear infinite}@keyframes spinVinyl{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.album-img{object-fit:cover}.vinyl-center-dot{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:32px;height:32px;border-radius:50%;background:var(--navy-btn-bg);border:3px solid var(--champagne-gold);z-index:2}.song-title{color:var(--navy-text-deep);font-weight:700;font-size:2.1rem;margin-bottom:22px}.slider-container{display:flex;align-items:center;gap:12px;width:100%;margin-bottom:28px}.time-text{font-family:var(--font-body);color:var(--navy-text-main);font-size:.9rem;min-width:38px;text-align:center;font-weight:700}.progress-slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:1 1;height:6px;background:rgba(13,30,63,.15);border-radius:10px;outline:none;cursor:pointer;background-image:linear-gradient(var(--navy-btn-bg),var(--navy-btn-bg));background-repeat:no-repeat}.progress-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--navy-btn-bg);cursor:pointer;box-shadow:0 0 8px rgba(13,30,63,.5);-webkit-transition:transform .15s ease;transition:transform .15s ease}.progress-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.progress-slider::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--navy-btn-bg);cursor:pointer;border:none;box-shadow:0 0 8px rgba(13,30,63,.5);-moz-transition:transform .15s ease;transition:transform .15s ease}.controls,.play-btn{display:flex;justify-content:center;align-items:center}.play-btn{width:66px;height:66px;border-radius:50%;background:linear-gradient(135deg,var(--navy-btn-bg) 0,var(--navy-btn-hover) 100%);color:#fff;border:2px solid var(--border-gold);font-size:1.9rem;cursor:pointer;box-shadow:0 8px 25px rgba(10,24,53,.4);transition:all .25s cubic-bezier(.2,.8,.2,1)}.play-btn:hover{transform:scale(1.08);box-shadow:0 12px 30px rgba(10,24,53,.5)}.play-btn:active{transform:scale(.96)}.mt-4{margin-top:1rem}.mt-6{margin-top:1.5rem}.mt-8{margin-top:2rem}.love-letter-screen .screen-scroll-container{padding:clamp(10px,2vh,20px) 14px;justify-content:center}.love-letter-card{width:92%;max-width:620px;padding:clamp(20px,2.6vh,34px) clamp(18px,4.5vw,36px);display:flex;flex-direction:column;margin:auto}.letter-header-title{font-size:clamp(1.85rem,4.8vw,2.6rem);color:var(--navy-text-deep);font-weight:700;text-align:center;margin-top:2px;margin-bottom:4px;line-height:1.2}.letter-salutation{font-size:clamp(1.25rem,3.4vw,1.6rem);color:var(--bg-burgundy-rich);font-weight:700;text-align:center;margin-bottom:clamp(10px,1.6vh,16px);padding-bottom:8px;border-bottom:1px dashed var(--border-gold);letter-spacing:.5px}.letter-body-paragraphs{display:flex;flex-direction:column;gap:clamp(7px,1.2vh,12px)}.letter-para{font-family:var(--font-display);font-size:clamp(1.2rem,3.3vw,1.45rem);line-height:1.4;color:var(--navy-text-body);text-align:center;word-break:break-word}.letter-para-accent{color:var(--navy-text-deep);font-weight:700}.letter-decor-footer{text-align:center;margin-top:clamp(8px,1.4vh,14px);margin-bottom:2px}.letter-heart-divider{font-size:1.3rem;color:var(--champagne-gold);letter-spacing:6px;opacity:.85}.love-letter-card .card-footer{margin-top:clamp(8px,1.4vh,14px);padding-top:0}.floating-cat-img{max-height:240px;width:auto;object-fit:contain;filter:drop-shadow(0 12px 20px rgba(0,0,0,.25))}