.letter-container{position:relative;border:1px solid #f1f1f1;border-radius:1rem;padding:3rem;margin:5rem auto;max-width:48rem}.dark .letter-container{background:linear-gradient(180deg,#1a1a1a 0,#0f0f0f)}.handwriting-text{line-height:2.2;letter-spacing:.5px;margin-bottom:2rem}.video-signature{margin-top:3rem;text-align:center}.video-signature video{width:6rem;height:6rem;margin:0 auto;border-radius:50%;object-fit:cover;box-shadow:0 10px 25px -5px rgba(0,0,0,.3);border:2px solid rgba(229,231,235,.8)}.dark .video-signature video{border-color:rgba(75,85,99,.8)}.signature-text{margin-top:1rem;font-size:.875rem;color:#6b7280;font-style:italic;font-weight:500}.dark .signature-text{color:#9ca3af}@media (max-width:768px){.letter-container{padding:2rem;margin:0 1rem}.handwriting-text{font-size:1rem;line-height:2}.video-signature video{width:5rem;height:5rem}}.letter-content{position:relative}.letter-title{text-align:center;margin-bottom:2rem;font-size:1.875rem;font-weight:700}.support-note{margin-bottom:2rem;border:1px solid rgba(229,231,235,.8);border-radius:1rem;padding:1.25rem;background:rgba(249,250,251,.7)}.dark .support-note{border-color:rgba(75,85,99,.8);background:rgba(31,41,55,.35)}.support-button{border-radius:9999px}