:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#122640;background:#f4f8fd;font-synthesis:none;--blue:#0048a4;--line:#d9e4f2;--muted:#52657c}
*{box-sizing:border-box}body{margin:0}a{color:var(--blue);text-underline-offset:4px}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,audio:focus-visible{outline:3px solid #559cec;outline-offset:4px}[hidden]{display:none!important}
.top{max-width:1140px;margin:auto;padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.top img{width:200px;height:auto;display:block}.top>a:last-child{font-size:14px;font-weight:650;text-decoration:none;white-space:nowrap}main{max-width:1060px;margin:auto;padding:24px 28px 35px}
.welcome{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:44px;padding:18px 0 46px}.eyebrow{font-size:11px;letter-spacing:.14em;font-weight:750;color:var(--blue)}h1{font-size:clamp(44px,7vw,76px);line-height:1.06;letter-spacing:-.055em;margin:18px 0 22px}h1 .dot{color:#64a6e7}.lead{font-size:21px;line-height:1.55;max-width:32ch;margin:0;color:#344e6c}.mode{font-size:15px;color:var(--muted);margin-top:22px}.pill{display:inline-block;background:#e1edf9;color:#265384;font-size:12px;font-weight:650;border-radius:30px;padding:8px 13px}
.portrait{display:flex;align-items:center;flex-direction:column;gap:22px;color:var(--muted);font-size:13px}.orb{display:grid;place-items:center;width:225px;height:225px;border-radius:50%;background:radial-gradient(circle at 27% 22%,#c2ddf7,#5b9bd9 47%,#0048a4 100%);box-shadow:0 25px 65px -26px #337abd70,inset 0 0 28px #ffffff60;font-size:88px;font-weight:350;color:#fff}.waves{display:flex;align-items:center;justify-content:center;gap:6px;height:30px}.waves i{display:block;width:5px;height:8px;border-radius:5px;background:#3374b6}.waves i:nth-child(2),.waves i:nth-child(4){height:15px}.waves i:nth-child(3){height:24px}body.speaking .waves i{animation:wave .7s ease-in-out infinite alternate}body.speaking .waves i:nth-child(even){animation-delay:-.4s}@keyframes wave{to{transform:scaleY(.4)}}
.demo{background:white;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:0 14px 48px -30px #254e7a55}.demo-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.demo-heading h2{font-size:26px;letter-spacing:-.03em;margin:8px 0 0}#step{font-size:13px;color:var(--muted);text-align:right}.progress{height:4px;background:#eaf1f8;border-radius:5px;margin:22px 0}.progress i{display:block;width:0;height:100%;background:#337fca;transition:width .25s}.controls{display:flex;gap:10px;flex-wrap:wrap}button{border:1px solid var(--line);border-radius:12px;padding:13px 18px;background:#f6f9fd;color:#193753;font:650 14px/1.35 inherit;font-family:inherit;font-size:14px;font-weight:650;cursor:pointer;transition:background .15s}button:hover:not(:disabled){background:#e7f0fb}button.primary{background:var(--blue);color:#fff;border-color:var(--blue)}button.primary:hover{background:#073e83}.quiet{background:white}button:disabled{opacity:.48;cursor:default}.status{font-size:14px;line-height:1.6;color:var(--muted);margin:18px 0 12px}audio{display:block;width:100%;height:40px;margin:12px 0 22px}.speaker{font-size:10px;font-weight:750;letter-spacing:.14em;color:var(--blue);margin:22px 0 8px}#prompt{font-size:18px;line-height:1.7;margin:0;max-width:75ch}.choices{display:grid;gap:10px;margin:20px 0}.choices button{text-align:left;line-height:1.65;padding:14px 18px;font-size:15px}.receipt{margin-top:24px;padding:24px;background:#eaf6ef;border:1px solid #c4e2ce;border-radius:16px}.receipt .eyebrow{color:#26704b}.receipt h3{font-size:22px;letter-spacing:-.025em;margin:10px 0}.receipt p{line-height:1.65}.small{font-size:13px;color:#426353}.privacy{font-size:13px;line-height:1.65;color:var(--muted);border-top:1px solid var(--line);margin:25px 0 0;padding-top:20px}footer{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:25px 2px 0;font-size:12px;line-height:1.6;color:var(--muted)}footer a{flex-shrink:0}
@media(max-width:650px){.top{padding:20px}.top img{width:155px}.top>a:last-child{font-size:12px}main{padding:10px 20px 24px}.welcome{gap:14px;grid-template-columns:1fr;padding:8px 0 30px}.lead{font-size:18px;max-width:42ch}.portrait{display:none}h1 br{display:none}h1{font-size:48px;margin:14px 0 18px}.demo{padding:20px;border-radius:18px}.demo-heading{align-items:start}.demo-heading h2{font-size:23px}.demo-heading .eyebrow{font-size:9px}#step{font-size:11px;max-width:90px}.controls{gap:8px}.controls .primary{width:100%}button{padding:12px 14px}#prompt{font-size:16px}footer{display:block}footer a{display:inline-block;margin-top:6px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}