:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color:#213547;background-color:#0f172a;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#2b5dcc;text-decoration:inherit}a:hover{color:#1f49a5}body{margin:0;display:block;min-width:320px;min-height:100vh;background-color:#0f172a}h1{font-size:2rem;line-height:1.2}button{border-radius:8px;border:1px solid #d8d6cf;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#fff;cursor:pointer;transition:border-color .25s,background-color .25s}button:hover{border-color:#b2b0a8}button:focus,button:focus-visible{outline:3px auto #95b3ff}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.app-container{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;min-height:100vh;background:radial-gradient(1200px 600px at 20% -10%,rgba(56,189,248,.12),transparent 60%),radial-gradient(1000px 500px at 80% 110%,rgba(168,139,250,.12),transparent 60%),linear-gradient(135deg,#0b1020,#0f172a 40%,#0b1222);color:#e2e8f0;display:flex;flex-direction:column;justify-content:space-between}.app-header{display:flex;flex-direction:column;align-items:center;gap:12px;margin-bottom:16px}.brand{display:flex;align-items:center;gap:16px;padding:18px 28px;border-radius:18px;background:#ffffff0a;border:1px solid rgba(148,163,184,.12);box-shadow:0 10px 30px #02061780,inset 0 0 0 1px #ffffff08;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);transition:transform .22s ease,box-shadow .22s ease}.brand:hover{transform:translateY(-2px);box-shadow:0 14px 36px #02061799,inset 0 0 0 1px #ffffff0d}.brand-title{font-size:clamp(2.2rem,5vw,3.5rem);font-weight:900;letter-spacing:-.02em;line-height:1;display:flex;gap:6px;align-items:baseline;text-shadow:0 0 22px rgba(56,189,248,.25)}.brand-primary{background:linear-gradient(90deg,#22d3ee,#60a5fa 40%,#38bdf8 80%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 0 14px rgba(34,211,238,.25))}.brand-accent{background:linear-gradient(90deg,#f59e0b,#f97316 50%,#ef4444);-webkit-background-clip:text;-webkit-text-fill-color:transparent;position:relative;text-shadow:0 0 22px rgba(249,115,22,.18)}.brand-accent:after{content:"";position:absolute;left:6px;right:6px;bottom:-6px;height:4px;border-radius:999px;background:linear-gradient(90deg,#f59e0b,#f97316,#ef4444);filter:blur(1px);opacity:.85}.brand-icons{display:flex;gap:10px}.brand-icon{width:36px;height:36px;color:#7dd3fc;filter:drop-shadow(0 0 10px rgba(56,189,248,.35));transition:transform .24s ease,color .24s ease,filter .24s ease}.brand-icon:hover{color:#facc15;transform:translateY(-2px) scale(1.07) rotate(3deg);filter:drop-shadow(0 0 12px rgba(250,204,21,.55))}.brand-icons.left .brand-icon:nth-child(1){animation:floatUp 3.2s ease-in-out infinite}.brand-icons.left .brand-icon:nth-child(2){animation:floatDown 3.2s .12s ease-in-out infinite}.brand-icons.right .brand-icon:nth-child(1){animation:floatDown 3.2s 60ms ease-in-out infinite}.brand-icons.right .brand-icon:nth-child(2){animation:floatUp 3.2s .18s ease-in-out infinite}@keyframes floatUp{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes floatDown{0%,to{transform:translateY(0)}50%{transform:translateY(6px)}}.tagline{font-size:1.1rem;margin-top:4px;margin-bottom:24px;color:#94a3b8}.tagline span{color:#38bdf8;font-weight:600}.footer{margin-top:32px;padding-top:16px;border-top:1px solid #1e293b;font-size:.95rem;color:#94a3b8}.footer-summary{cursor:pointer;font-weight:600;color:#e2e8f0}.footer-content{margin-top:12px;line-height:1.6}.footer-content a{color:#38bdf8;text-decoration:none}.footer-content a:hover{text-decoration:underline}