*{box-sizing:border-box}html,body,#app{margin:0;min-height:100%}#app{width:100%}.app-shell{width:100%;max-width:720px;min-height:100vh;margin:0 auto;background-color:#fdf8f8}@media(min-width:721px){.app-shell{box-shadow:0 0 40px #8b636414}}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;background-color:#f5e8e8;color:#5c4546}.falling-petals[data-v-f084593f]{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:100;perspective:900px}.petal[data-v-f084593f]{position:absolute;top:-12vh;width:var(--petal-size);height:auto;transform-style:preserve-3d;will-change:transform;animation:petal-fall-f084593f linear infinite}@keyframes petal-fall-f084593f{0%{transform:translate3d(0,-12vh,0) rotate(0) rotateX(0) rotateY(0);opacity:0}8%{opacity:var(--petal-opacity, .8)}25%{transform:translate3d(calc(var(--sway) * .35),28vh,0) rotate(calc(var(--spin) * .25)) rotateX(calc(var(--flip-x) * .25)) rotateY(calc(var(--flip-y) * .25))}50%{transform:translate3d(calc(var(--sway) * -.25),55vh,0) rotate(calc(var(--spin) * .5)) rotateX(calc(var(--flip-x) * .5)) rotateY(calc(var(--flip-y) * .5))}75%{transform:translate3d(calc(var(--sway) * .65),82vh,0) rotate(calc(var(--spin) * .75)) rotateX(calc(var(--flip-x) * .75)) rotateY(calc(var(--flip-y) * .75))}to{transform:translate3d(var(--sway),112vh,0) rotate(var(--spin)) rotateX(var(--flip-x)) rotateY(var(--flip-y));opacity:.15}}.letter-page[data-v-a4a938e1]{width:100%;max-width:720px;min-height:100vh;margin:0 auto;padding:calc(24px + env(safe-area-inset-top)) 16px calc(24px + env(safe-area-inset-bottom));background-color:#fdf8f8;background-image:linear-gradient(180deg,#fceeee,#fdf8f8 280px);box-sizing:border-box}.letter-page--with-save[data-v-a4a938e1]{padding-bottom:calc(88px + env(safe-area-inset-bottom))}.letter-card[data-v-a4a938e1]{overflow:hidden;background:#fff;border-radius:24px;box-shadow:0 8px 32px #7b54550f}.letter-author[data-v-a4a938e1]{display:flex;align-items:center;gap:12px;padding:16px 20px;background:linear-gradient(135deg,#fdf5f5,#f8f0f8);border-bottom:1px solid rgba(139,99,100,.08)}.letter-author-avatar[data-v-a4a938e1]{flex-shrink:0;width:44px;height:44px;border-radius:50%;object-fit:contain}.letter-author-meta[data-v-a4a938e1]{flex:1;min-width:0}.letter-author-name[data-v-a4a938e1]{display:block;overflow:hidden;font-size:16px;font-weight:600;color:#5c4546;text-overflow:ellipsis;white-space:nowrap}.letter-author-time[data-v-a4a938e1]{display:block;margin-top:4px;font-size:12px;color:#b0a0a1}.letter-dm-btn[data-v-a4a938e1]{flex-shrink:0;padding:8px 18px;font-size:13px;font-weight:500;color:#fff;background:#8b6364;border:none;border-radius:999px;cursor:pointer;box-shadow:0 4px 12px #8b636433}.letter-dm-btn[data-v-a4a938e1]:active{opacity:.9}.letter-layout[data-v-a4a938e1]{display:flex;flex-direction:column;gap:24px;padding:20px 24px}.letter-main[data-v-a4a938e1]{min-width:0}.letter-media[data-v-a4a938e1]{display:flex;flex-direction:column;gap:16px;min-width:0}.letter-footer[data-v-a4a938e1]{margin:32px 0 0;padding:0 28px 32px;font-size:14px;line-height:1.7;color:#9a8586;text-align:center}.letter-body[data-v-a4a938e1]{margin:0;font-size:15px;line-height:1.85;color:#4a4a4a;text-align:justify;text-justify:inter-ideograph;white-space:pre-wrap}.video-block[data-v-a4a938e1]{margin-top:0}.video-cover[data-v-a4a938e1]{position:relative;width:100%;aspect-ratio:16 / 10;overflow:hidden;border-radius:16px;background:#ece4e4}.video-img[data-v-a4a938e1]{width:100%;height:100%;object-fit:cover}.video-tag[data-v-a4a938e1]{position:absolute;left:12px;bottom:12px;padding:4px 12px;font-size:12px;color:#fff;background:#ffffff59;border-radius:999px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.image-grid[data-v-a4a938e1]{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.image-thumb[data-v-a4a938e1]{aspect-ratio:1;overflow:hidden;border-radius:12px;background:#ece4e4}.image-thumb-img[data-v-a4a938e1]{display:block;width:100%;height:100%;object-fit:cover}.audio-bar[data-v-a4a938e1]{display:flex;align-items:center;gap:10px;padding:8px 14px;background:linear-gradient(90deg,#f5e4e4,#ede8f4);border-radius:999px}.audio-player[data-v-a4a938e1]{flex:1;min-width:0;height:36px}.audio-duration[data-v-a4a938e1]{flex-shrink:0;font-size:13px;color:#5c4546}@media(min-width:640px){.letter-layout[data-v-a4a938e1]{flex-direction:row;align-items:flex-start;gap:32px}.letter-main[data-v-a4a938e1]{flex:1}.letter-media[data-v-a4a938e1]{flex-shrink:0;width:220px}.image-grid[data-v-a4a938e1]{grid-template-columns:1fr;gap:10px}}.save-bar[data-v-a4a938e1]{position:fixed;left:0;right:0;bottom:0;z-index:50;padding:12px 20px calc(12px + env(safe-area-inset-bottom));background:linear-gradient(180deg,#fdf8f800,#fdf8f8eb 28%,#fdf8f8)}.save-bar-btn[data-v-a4a938e1]{display:block;width:100%;max-width:420px;margin:0 auto;padding:14px 0;font-size:16px;font-weight:600;color:#fff;background:#5c4546;border:none;border-radius:999px;cursor:pointer;box-shadow:0 8px 24px #5c454638}.dm-fail-mask[data-v-a4a938e1]{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:#5c454673}.dm-fail-modal[data-v-a4a938e1]{width:100%;max-width:320px;padding:28px 24px 24px;text-align:center;background:#fff;border-radius:24px;box-shadow:0 12px 40px #5c45462e}.dm-fail-text[data-v-a4a938e1]{margin:0;font-size:15px;line-height:1.6;color:#5c4546}.dm-fail-qr[data-v-a4a938e1]{display:block;width:200px;height:200px;margin:20px auto 0}.dm-fail-loading[data-v-a4a938e1]{margin:20px 0 0;font-size:14px;color:#9a8586}.dm-fail-close[data-v-a4a938e1]{width:100%;margin-top:20px;padding:12px 0;font-size:15px;color:#fff;background:#5c4546;border:none;border-radius:999px;cursor:pointer}.verify-page[data-v-8a1b3cd9]{min-height:100vh;background-color:#fdf8f8;background-image:linear-gradient(180deg,#fceeee,#fdf8f8 280px)}.verify-page--password[data-v-8a1b3cd9]{background-image:linear-gradient(180deg,#fceeee,#fff5f5)}.verify-page--center[data-v-8a1b3cd9],.verify-page--sealed[data-v-8a1b3cd9],.verify-page--password[data-v-8a1b3cd9]{display:flex;align-items:center;justify-content:center;min-height:100vh}.verify-page--center[data-v-8a1b3cd9]{padding:56px 24px}.verify-page--sealed[data-v-8a1b3cd9],.verify-page--password[data-v-8a1b3cd9]{padding:48px 24px}.content--center[data-v-8a1b3cd9],.content--sealed[data-v-8a1b3cd9],.content--password[data-v-8a1b3cd9]{display:flex;align-items:center;justify-content:center;width:100%}.password-body[data-v-8a1b3cd9]{display:flex;flex-direction:column;align-items:center;width:100%}.card[data-v-8a1b3cd9]{width:100%;max-width:340px;padding:40px 28px 32px;text-align:center;background:#fff;border-radius:32px;box-shadow:0 8px 32px #8b636414}.icon-circle[data-v-8a1b3cd9]{display:flex;align-items:center;justify-content:center;margin:0 auto;background:#f5e4e4}.icon-circle--lg[data-v-8a1b3cd9]{width:72px;height:72px;border-radius:50%}.icon-img[data-v-8a1b3cd9]{width:36px;height:36px}.card-label[data-v-8a1b3cd9]{margin:24px 0 12px;font-size:15px;color:#5c4546}.countdown[data-v-8a1b3cd9]{margin:0;line-height:1.4}.countdown-num[data-v-8a1b3cd9]{font-size:28px;font-weight:700;color:#5c4546}.countdown-unit[data-v-8a1b3cd9]{margin:0 4px 0 2px;font-size:14px;color:#9e8e8a}.countdown-unit[data-v-8a1b3cd9]:last-child{margin-right:0}.quote[data-v-8a1b3cd9]{margin:20px 0 0;font-size:14px;font-style:italic;color:#9e8e8a}.card-divider[data-v-8a1b3cd9]{width:48px;height:2px;margin:28px auto 20px;background:#f5e4e4;border-radius:1px}.from-label[data-v-8a1b3cd9]{margin:0 0 10px;font-size:13px;color:#9e8e8a}.from-label--outer[data-v-8a1b3cd9]{margin-top:28px}.sender-tag[data-v-8a1b3cd9]{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:#f5e4e4;border-radius:999px}.sender-tag--outer[data-v-8a1b3cd9]{padding:10px 22px}.sender-pen[data-v-8a1b3cd9]{width:14px;height:14px}.sender-name[data-v-8a1b3cd9]{font-size:14px;color:#5c4546}.sealed-body[data-v-8a1b3cd9]{display:flex;flex-direction:column;align-items:center;width:100%;max-width:320px}.sealed-icon[data-v-8a1b3cd9]{width:200px;height:auto}.sealed-title[data-v-8a1b3cd9]{margin:0 0 16px;font-size:22px;font-weight:700;color:#5c4546;text-align:center}.sealed-desc[data-v-8a1b3cd9]{margin:0;font-size:14px;line-height:1.7;color:#5c4546;text-align:center}.support-btn[data-v-8a1b3cd9]{margin-top:24px;padding:10px 28px;font-size:14px;color:#8b6364;background:transparent;border:1px solid rgba(139,99,100,.4);border-radius:999px;cursor:pointer}.support-btn[data-v-8a1b3cd9]:active{opacity:.8}.password-hero[data-v-8a1b3cd9]{display:flex;flex-shrink:0;align-items:center;justify-content:center;padding-bottom:24px}.envelope-wrap[data-v-8a1b3cd9]{display:grid;width:88px;height:88px}.envelope-circle[data-v-8a1b3cd9],.lock-badge[data-v-8a1b3cd9]{grid-column:1;grid-row:1}.envelope-circle[data-v-8a1b3cd9]{display:flex;align-items:center;justify-content:center;width:88px;height:88px;background:#fff;border-radius:50%;box-shadow:0 4px 20px #8b63641a}.envelope-icon[data-v-8a1b3cd9]{width:48px;height:48px}.lock-badge[data-v-8a1b3cd9]{display:flex;align-self:end;justify-self:end;align-items:center;justify-content:center;width:36px;height:36px;margin-right:-4px;margin-bottom:-4px;background:#8b6364;border-radius:50%;border:3px solid #fdf8f8}.lock-badge-icon[data-v-8a1b3cd9]{width:18px;height:18px;filter:brightness(0) invert(1)}.password-sheet[data-v-8a1b3cd9]{width:100%;padding:40px 28px;background:#fff;border-radius:32px;box-shadow:0 8px 32px #8b636414}.password-title[data-v-8a1b3cd9]{margin:0 0 28px;font-size:18px;font-weight:600;color:#5c4546;text-align:center}.password-input[data-v-8a1b3cd9]{display:block;width:100%;height:48px;padding:0 20px;font-size:15px;color:#5c4546;text-align:center;background:#fdf0f0;border:none;border-radius:24px;outline:none}.password-input[data-v-8a1b3cd9]::placeholder{color:#b0a0a1}.password-error[data-v-8a1b3cd9]{margin:10px 0 0;font-size:13px;color:#c45c5c;text-align:center}.password-btn[data-v-8a1b3cd9]{display:block;width:100%;height:48px;margin-top:20px;font-size:16px;font-weight:500;color:#fff;background:#8b6364;border:none;border-radius:24px;cursor:pointer}.password-btn[data-v-8a1b3cd9]:disabled{opacity:.7;cursor:not-allowed}.password-btn[data-v-8a1b3cd9]:active:not(:disabled){opacity:.9}.dm-fail-mask[data-v-8a1b3cd9]{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:#5c454673}.dm-fail-modal[data-v-8a1b3cd9]{width:100%;max-width:320px;padding:28px 24px 24px;text-align:center;background:#fff;border-radius:24px;box-shadow:0 12px 40px #5c45462e}.dm-fail-text[data-v-8a1b3cd9]{margin:0;font-size:15px;line-height:1.6;color:#5c4546}.dm-fail-qr[data-v-8a1b3cd9]{display:block;width:200px;height:200px;margin:20px auto 0}.dm-fail-loading[data-v-8a1b3cd9]{margin:20px 0 0;font-size:14px;color:#9a8586}.dm-fail-close[data-v-8a1b3cd9]{width:100%;margin-top:20px;padding:12px 0;font-size:15px;color:#fff;background:#5c4546;border:none;border-radius:999px;cursor:pointer}