.app-header{position:sticky;top:0;z-index:100;background:var(--ink);color:var(--white);border-bottom-color:rgba(255,255,255,.12);box-shadow:0 5px 22px rgba(24,38,31,.13)}.app-header .brand{color:var(--white)}.app-header .brand-mark .logo-tile{fill:var(--green);stroke:var(--white);stroke-width:1.5}.app-header .brand-mark .logo-h{fill:none;stroke:var(--ink);stroke-width:2.3;stroke-linecap:round;stroke-linejoin:round}.app-header .brand-mark .logo-window{fill:var(--orange);stroke:var(--ink);stroke-width:1.2}.app-header .avatar{border-color:var(--green)}.app-header .link-button{color:var(--white);opacity:.68}.welcome h1{max-width:none;white-space:nowrap;font-size:clamp(58px,6.25vw,86px);letter-spacing:-.075em}.assistant-intro h2{line-height:.92;letter-spacing:-.06em}.assistant-intro h2 span,.assistant-intro h2 em{display:block}.assistant-intro h2 span{font-weight:900}.assistant-intro h2 em{margin-top:7px;font-family:Georgia,'Times New Roman',serif;font-size:1.04em;font-weight:400;font-style:italic;letter-spacing:-.055em;color:var(--white)}.assistant-intro>p{margin-top:17px}.assistant-box{gap:7px}.mic-button{width:50px;height:50px;flex:none;display:grid;place-items:center!important;padding:0!important;border:1.5px solid var(--ink)!important;border-radius:50%!important;background:var(--paper)!important;color:var(--ink)}.mic-button svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round}.mic-button:hover{background:#ede6ff!important}.mic-button.listening{background:var(--orange)!important;animation:mic-pulse 1.2s ease-in-out infinite}.mic-button.listening:after{content:'';position:absolute;width:48px;height:48px;border:2px solid var(--orange);border-radius:50%;animation:mic-ring 1.2s ease-out infinite}@keyframes mic-pulse{50%{transform:scale(.94)}}@keyframes mic-ring{to{transform:scale(1.4);opacity:0}}@media(max-width:900px){.welcome h1{white-space:normal}.assistant-intro h2{font-size:40px}}@media(max-width:560px){.app-header{height:68px}.welcome h1{font-size:52px}.assistant-intro h2{font-size:34px}.assistant-box{display:grid;grid-template-columns:1fr 50px}.assistant-box textarea{grid-column:1/-1}.assistant-box button[type="submit"]{grid-column:1}.mic-button{grid-column:2;grid-row:2}}