.letter-container[data-v-7e9ce0de]{position:relative;width:100%;min-height:70vh;max-height:80vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:2rem 1rem;background:rgba(255,240,245,.7);background-image:url(https://example.com/anime-bg.jpg);background-size:cover;background-position:50%}.plum-blossoms[data-v-7e9ce0de]{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:1}.blossom[data-v-7e9ce0de]{position:absolute;top:-50px;animation:falling-data-v-7e9ce0de linear infinite}@keyframes falling-data-v-7e9ce0de{0%{transform:translateY(-50px) rotate(0deg);opacity:1}to{transform:translateY(calc(100vh + 50px)) rotate(1turn);opacity:0}}.envelope-wrapper[data-v-7e9ce0de]{position:relative;width:420px;height:320px;margin:0 auto;z-index:3}.envelope[data-v-7e9ce0de]{position:relative;width:100%;height:100%;cursor:pointer;transition:all .3s ease;border-radius:28px;overflow:hidden}.envelope-bg[data-v-7e9ce0de]{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;filter:drop-shadow(0 8px 16px rgba(0,0,0,.1))}.envelope-content[data-v-7e9ce0de]{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding-top:40px}.bow[data-v-7e9ce0de]{font-size:2.8rem;margin-bottom:.5rem}.seal[data-v-7e9ce0de]{font-size:1.6rem;color:#d23669;font-weight:700;padding:.3rem .8rem;border:2px solid #d23669;border-radius:5px;background-color:hsla(0,0%,100%,.7)}.letter-content[data-v-7e9ce0de]{position:absolute;top:0;left:0;width:100%;height:auto;background:#fff;border-radius:24px;padding:1.5rem;box-shadow:0 12px 32px rgba(0,0,0,.12);z-index:10}.pop-enter-active[data-v-7e9ce0de],.pop-leave-active[data-v-7e9ce0de]{transition:all .5s cubic-bezier(.68,-.55,.265,1.55)}.pop-enter[data-v-7e9ce0de],.pop-leave-to[data-v-7e9ce0de]{opacity:0;transform:scale(.8) translateY(40px)}.question-card[data-v-7e9ce0de]{padding:1rem}.question-card h3[data-v-7e9ce0de]{text-align:center;color:#d23669;margin-bottom:1.2rem;font-size:1.2rem}.question-item[data-v-7e9ce0de]{margin-bottom:1rem}.question-item label[data-v-7e9ce0de]{display:block;margin-bottom:.5rem;color:#666;font-weight:700;font-size:.9rem}.button-group[data-v-7e9ce0de]{display:flex;justify-content:center;gap:1rem;margin-top:1.5rem}@media (max-width:768px){.envelope-wrapper[data-v-7e9ce0de]{width:90%;height:260px}.bow[data-v-7e9ce0de]{font-size:2.4rem}.seal[data-v-7e9ce0de]{font-size:1.4rem}}