:root{--brand-start:#00d4ff;--brand-end:#09f;--bg-deep:#0f172a;--bg-surface:#1e293b;--bg-card:#1e293b99;--bg-card-hover:#334155cc;--text-primary:#fff;--text-secondary:#94a3b8;--text-muted:#64748b;--border-subtle:#94a3b826;--border-glow:#00d4ff4d;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--accent-teal:#14b8a6;--accent-teal2:#2dd4bf;--radius-sm:8px;--radius:12px;--radius-lg:16px;--radius-full:9999px;--shadow-glow:0 0 20px #00d4ff26;--shadow-card:0 2px 12px #0000004d;--font-sans:system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";--font-mono:ui-monospace, "SF Mono", "Cascadia Code", "Fira Code", Consolas, monospace;--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--dur-fast:.15s;--dur-normal:.25s;--dur-slow:.4s;font-family:var(--font-sans);color:var(--text-primary);background-color:var(--bg-deep);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-tap-highlight-color:transparent;--safe-top:0px;--safe-bottom:0px;--safe-left:0px;--safe-right:0px;--topbar-height:50px;--tabbar-height:64px;font-size:16px;line-height:1.6}@supports (padding-top:env(safe-area-inset-top)){:root{--safe-top:env(safe-area-inset-top);--safe-bottom:env(safe-area-inset-bottom);--safe-left:env(safe-area-inset-left);--safe-right:env(safe-area-inset-right)}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;overflow-x:hidden}body{background-color:var(--bg-deep);min-height:100svh;color:var(--text-primary);font-family:var(--font-sans);font-size:1rem;line-height:1.6;overflow-x:hidden}#root{isolation:isolate;flex-direction:column;min-height:100svh;display:flex}h1,h2,h3,h4,h5,h6{color:var(--text-primary);letter-spacing:-.02em;font-weight:600;line-height:1.25}h1{font-size:1.75rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.125rem}h5{font-size:1rem}h6{font-size:.875rem}p{color:var(--text-secondary)}a{color:var(--brand-start);transition:color var(--dur-fast) var(--ease-out);text-decoration:none}a:hover{color:var(--brand-end)}small,.text-muted{color:var(--text-muted);font-size:.813rem}code,pre{font-family:var(--font-mono)}::selection{color:var(--text-primary);background:#00d4ff40}img,video,svg{max-width:100%;height:auto;display:block}input,textarea,select,button{font-family:inherit;font-size:inherit;color:inherit;background:0 0;border:none;outline:none}button{cursor:pointer;-webkit-user-select:none;user-select:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#94a3b840}::-webkit-scrollbar-thumb:hover{background:#94a3b873}html{scrollbar-width:thin;scrollbar-color:#94a3b840 transparent}.landing-page{z-index:500;background:linear-gradient(#08080a 0%,#0f172a 100%);justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.landing-content{text-align:center;flex-direction:column;align-items:center;max-width:380px;animation:.6s both fadeInUp;display:flex}.landing-logo{background:linear-gradient(135deg, var(--brand-start), var(--brand-end));color:#fff;letter-spacing:1px;border-radius:13px;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:20px;font-size:18px;font-weight:800;display:flex}.landing-title{color:var(--text-primary);letter-spacing:-1.2px;margin-bottom:8px;font-size:40px;font-weight:700;line-height:1.1}.landing-title span{color:var(--text-muted);font-weight:300}.landing-tagline{color:var(--accent-teal);margin-bottom:24px;font-size:16px;font-weight:500}.landing-desc{color:var(--text-secondary);margin-bottom:36px;font-size:14px;line-height:1.8}.landing-desc strong{color:var(--text-primary)}.landing-cta{border-radius:var(--radius);background:linear-gradient(135deg, var(--brand-start), var(--brand-end));color:#fff;cursor:pointer;border:none;width:100%;max-width:300px;height:52px;font-size:16px;font-weight:600;transition:all .2s;box-shadow:0 4px 24px #00d4ff4d}.landing-cta:hover{transform:translateY(-1px);box-shadow:0 6px 32px #00d4ff66}.landing-cta:active{transform:translateY(0)}.app-shell{background:var(--bg-deep);min-height:100svh;color:var(--text-primary);flex-direction:column;display:flex}.page-content{-webkit-overflow-scrolling:touch;min-height:0;padding-bottom:calc(var(--tabbar-height) + var(--safe-bottom));flex-direction:column;flex:auto;display:flex;overflow-y:auto}.container{width:100%;max-width:768px;padding-left:calc(16px + var(--safe-left));padding-right:calc(16px + var(--safe-right));margin-left:auto;margin-right:auto}.btn-primary{color:#fff;background:linear-gradient(135deg, var(--brand-start), var(--brand-end));border-radius:var(--radius-full);min-width:44px;min-height:44px;box-shadow:var(--shadow-glow), 0 4px 14px #0099ff4d;cursor:pointer;transition:transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-normal) var(--ease-out), filter var(--dur-normal) var(--ease-out);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:.938rem;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn-primary:after{content:"";border-radius:inherit;pointer-events:none;background:linear-gradient(135deg,#ffffff26,#0000 50%);position:absolute;inset:0}.btn-primary:hover{box-shadow:var(--shadow-glow), 0 6px 20px #09f6;transform:translateY(-1px)}.btn-primary:active{box-shadow:var(--shadow-glow);transform:translateY(0)scale(.98)}.btn-primary:focus-visible{outline:2px solid var(--brand-start);outline-offset:2px}.btn-primary:disabled{opacity:.5;cursor:not-allowed;pointer-events:none;filter:grayscale(30%)}.btn-ghost{min-width:44px;min-height:44px;color:var(--text-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-full);cursor:pointer;transition:border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);background:0 0;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:.938rem;font-weight:500;display:inline-flex}.btn-ghost:hover{border-color:var(--border-glow);color:var(--brand-start);background:#00d4ff14}.btn-ghost:active{background:#00d4ff26}.btn-ghost:focus-visible{outline:2px solid var(--brand-start);outline-offset:2px}.btn-ghost:disabled{opacity:.4;cursor:not-allowed}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes breatheRing{0%{opacity:.4;transform:scale(.85)}50%{opacity:1;transform:scale(1.1)}to{opacity:.4;transform:scale(.85)}}.animate-breathe{animation:breatheRing 2s var(--ease-in-out) infinite}.animate-fade-in-up{animation:fadeInUp var(--dur-slow) var(--ease-out) both}.home-page{width:100%;min-height:calc(100dvh - var(--topbar-height) - var(--tabbar-height) - var(--safe-bottom));min-height:calc(100svh - var(--topbar-height) - var(--tabbar-height) - var(--safe-bottom));box-sizing:border-box;flex-direction:column;flex:auto;display:flex;position:relative;overflow:hidden}.home-atmosphere{pointer-events:none;z-index:0;position:absolute;inset:0;overflow:hidden}.home-atmosphere__glow{background:radial-gradient(circle,#00d4ff24 0%,#0099ff0f 42%,#0000 70%);border-radius:50%;width:min(120vw,420px);height:min(120vw,420px);position:absolute;top:46%;left:50%;transform:translate(-50%,-50%)}.home-atmosphere__ring{border:1px solid #00d4ff1f;border-radius:50%;position:absolute;top:46%;left:50%;transform:translate(-50%,-50%)}.home-atmosphere__ring--lg{opacity:.7;width:min(88vw,320px);height:min(88vw,320px)}.home-atmosphere__ring--md{opacity:.85;border-color:#00d4ff14;width:min(64vw,230px);height:min(64vw,230px)}@media (prefers-reduced-motion:reduce){.animate-breathe,.animate-fade-in-up,.landing-content{animation:none!important}}