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h2{color:var(--primary-color);margin-bottom:16px;font-size:2.5rem;font-weight:700;text-shadow:0 1px 2px rgba(0,0,0,.1)}.welcome-message p{color:var(--text-color);font-size:1.25rem;max-width:600px;line-height:1.6;text-shadow:0 1px 2px rgba(0,0,0,.1)}.callback-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;text-align:center;padding:20px}.callback-container h2{color:#333;margin-bottom:20px}.callback-container p{color:#666;font-size:18px}.login-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;background-color:#f5f5f5;padding:20px}.login-page h1{color:#333;margin-bottom:40px;font-size:2.5rem}main{flex:1;display:flex;flex-direction:column;margin:0;padding:0;width:100%;box-sizing:border-box;overflow-y:auto;-webkit-overflow-scrolling:touch;min-height:0}.loading{display:flex;align-items:center;justify-content:center;gap:8px;color:var(--text-color);font-size:1rem}.loading:after{content:"⌛";animation:spin 1s linear infinite}.prompt-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin:12px auto;width:60%;justify-content:center}.prompt-button{padding:8px 16px;background-color:#f5f5f5;border:1px solid #e0e0e0;border-radius:16px;color:var(--text-color);font-size:.9rem;cursor:pointer;transition:all .2s ease;white-space:nowrap}.prompt-button:hover{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color);transform:translateY(-1px)}@media (max-width: 768px){.App-header{padding:0 12px}.App-header h1 img{height:34px}.header-right{gap:8px}.header-right p{font-size:.8rem}}@media (max-width: 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