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/* Navigazione sempre disponibile durante lo scorrimento. */
.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);box-shadow:0 1px 0 #dce3ed;backdrop-filter:blur(14px)}
section[id]{scroll-margin-top:110px}
@media(max-width:760px){.header{flex-wrap:wrap;padding-top:14px;padding-bottom:10px;gap:12px}.header nav{display:flex!important;order:3;width:100%;gap:20px;overflow-x:auto;white-space:nowrap;padding:6px 1px 10px;font-size:13px}.header .small{font-size:11px;padding:10px}.header .brand{font-size:24px}section[id]{scroll-margin-top:145px}}

.header-shell{position:sticky;top:0;z-index:30;width:100%;background:rgba(255,255,255,.97);backdrop-filter:blur(14px);box-shadow:0 1px 0 #dce3ed}.header-shell .header{position:static;background:transparent;box-shadow:none;backdrop-filter:none}
.message.waiting{display:flex;gap:5px;align-items:center;min-height:42px;width:fit-content}.typing-dot{width:6px;height:6px;background:#62718a;border-radius:50%;animation:typing-bounce 1.1s infinite ease-in-out}.typing-dot:nth-child(2){animation-delay:.15s}.typing-dot:nth-child(3){animation-delay:.3s}@keyframes typing-bounce{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-5px);opacity:1}}
.contact-picker-bar{padding:8px 20px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}.contact-picker-bar button{border:0;background:#edf2fc;color:#2456ed;border-radius:8px;padding:10px;font:inherit;font-size:13px;cursor:pointer}.contact-picker-bar span{font-size:11px;color:#62718a}
#contact-picker{width:min(470px,calc(100vw - 32px));padding:26px;border:1px solid #dce3ed;border-radius:18px;max-height:85dvh;color:#14233e}#contact-picker::backdrop{background:#14233e88}#contact-picker h2{font-size:25px}#contact-picker p{font-size:14px;line-height:1.6}#contact-picker label{display:block;margin:15px 0 6px}#contact-picker label[hidden]{display:none}#contact-picker input,#contact-picker select{box-sizing:border-box;width:100%;padding:12px;border:1px solid #ccd6e5;border-radius:8px;font:inherit;background:white}#contact-picker .actions{flex-wrap:wrap}#contact-picker .button{font-size:13px;padding:12px}
@media(prefers-reduced-motion:reduce){.typing-dot{animation:none}}