:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;color:hsl(var(--foreground));min-height:100vh;margin:0;--background: 222 47% 6%;--foreground: 210 40% 96%;--card: 222 40% 8%;--primary: 190 95% 50%;--accent: 260 70% 60%;--success: 145 65% 45%;--warning: 38 95% 55%;--destructive: 0 72% 55%;--secondary: 222 30% 15%;--muted: 222 30% 12%;--muted-foreground: 215 20% 60%;--border: 222 30% 16%;--input: 222 30% 12%;--ring: 190 95% 50%;--gradient-primary: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--accent)));--shadow-glow: 0 0 32px hsl(var(--primary) / .25)}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-height:100vh;background:hsl(var(--background));background-image:radial-gradient(ellipse at 10% 20%,hsl(var(--primary) / .08),transparent 40%),radial-gradient(ellipse at 90% 10%,hsl(var(--accent) / .06),transparent 40%)}a{color:inherit;text-decoration:none}.app-shell{max-width:1200px;margin:0 auto;padding:24px}.app-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 20px;border-radius:18px;background:hsl(var(--card) / .6);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid hsl(var(--border) / .5);box-shadow:var(--shadow-glow);position:sticky;top:12px;z-index:10}.brand{display:flex;align-items:center;gap:12px}.icon-box{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,hsl(var(--primary) / .25),hsl(var(--accent) / .25));color:hsl(var(--foreground));box-shadow:var(--shadow-glow)}.brand-name{font-weight:700;color:hsl(var(--foreground))}.brand-sub{font-size:12px;color:hsl(var(--muted-foreground))}.header-right{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.user-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid hsl(var(--border));background:hsl(var(--secondary));color:hsl(var(--foreground));font-weight:600}.dot{width:10px;height:10px;border-radius:50%;display:inline-block;background:#22c55e;box-shadow:0 0 8px #22c55e99}.tabs{display:flex;gap:10px;margin:18px 0;flex-wrap:wrap}.nav-links{display:inline-flex;gap:8px}.nav-link{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:12px;background:hsl(var(--muted));border:1px solid hsl(var(--border));color:hsl(var(--foreground));font-weight:600;transition:all .2s ease}.nav-link:hover{transform:translateY(-1px);box-shadow:0 6px 16px hsl(var(--primary) / .25)}.tab{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;border:1px solid hsl(var(--border));background:hsl(var(--muted));color:hsl(var(--muted-foreground));transition:all .2s ease}.tab:hover{border-color:hsl(var(--primary) / .7);color:hsl(var(--foreground))}.tab.active{color:hsl(var(--background));background:var(--gradient-primary);border-color:transparent;box-shadow:0 8px 24px hsl(var(--accent) / .35)}.app-main{display:flex;flex-direction:column;gap:16px;animation:fade-in .3s ease}.card{padding:20px;border-radius:18px;border:1px solid hsl(var(--border) / .7);background:hsl(var(--card) / .6);box-shadow:0 18px 35px #0f172a73;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);animation:fade-in .3s ease}.card-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.card-title{margin:0;color:hsl(var(--foreground));font-weight:700}.card-subtitle{margin:0;color:hsl(var(--muted-foreground));font-size:14px}.card small{color:hsl(var(--muted-foreground))}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}.form{display:flex;flex-direction:column;gap:12px}label{display:flex;flex-direction:column;gap:6px;color:hsl(var(--muted-foreground));font-weight:600;font-size:14px}input,textarea,select{width:100%;padding:10px 12px;border-radius:12px;border:1px solid hsl(var(--border));background:hsl(var(--input));color:hsl(var(--foreground));font-size:14px;transition:border .2s ease,box-shadow .2s ease,transform .1s ease}input:focus,textarea:focus,select:focus{outline:none;border-color:hsl(var(--primary));box-shadow:0 0 0 3px hsl(var(--ring) / .25)}textarea{min-height:120px;resize:vertical}.input-row{display:flex;gap:8px;align-items:stretch}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:12px 14px;border-radius:12px;border:1px solid transparent;background:var(--gradient-primary);color:hsl(var(--background));font-weight:700;cursor:pointer;transition:transform .1s ease,box-shadow .2s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 10px 22px hsl(var(--accent) / .35)}.btn:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.btn.ghost{background:transparent;color:hsl(var(--foreground));border:1px solid hsl(var(--border));box-shadow:none}.btn.destructive{background:linear-gradient(135deg,hsl(var(--destructive)),hsl(var(--destructive) / .85));color:hsl(var(--foreground))}.btn.secondary{background:hsl(var(--secondary));color:hsl(var(--foreground));border:1px solid hsl(var(--border))}.stack{display:flex;flex-direction:column;gap:8px}.inline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.pill{display:inline-flex;align-items:center;gap:6px;padding:8px 10px;border-radius:999px;background:hsl(var(--muted));color:hsl(var(--foreground));font-size:12px;border:1px solid hsl(var(--border))}.alert{padding:12px 14px;border-radius:12px;border:1px solid hsl(var(--border));background:hsl(var(--muted));color:hsl(var(--foreground));display:inline-flex;align-items:center;gap:8px}.alert.warning{background:hsl(var(--warning) / .2);color:hsl(var(--warning) / .9)}.alert.error{background:hsl(var(--destructive) / .2);color:hsl(var(--destructive) / .9)}.alert.success{background:hsl(var(--success) / .2);color:hsl(var(--success) / .9)}.divider{height:1px;background:hsl(var(--border));margin:8px 0 4px}.result{margin-top:8px;padding:12px 14px;border-radius:12px;border:1px solid hsl(var(--border));background:hsl(var(--muted));color:hsl(var(--foreground));word-break:break-word}.muted{color:hsl(var(--muted-foreground))}code{padding:2px 6px;background:hsl(var(--muted));border-radius:8px;color:hsl(var(--foreground))}ul.tag-list{list-style:none;padding:0;margin:0;display:flex;gap:8px;flex-wrap:wrap}ul.tag-list li{padding:8px 12px;border-radius:12px;background:hsl(var(--muted));border:1px solid hsl(var(--border));transition:transform .1s ease,box-shadow .2s ease}ul.tag-list li:hover{transform:translateY(-1px);box-shadow:0 6px 16px hsl(var(--primary) / .25)}.tag-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;background:transparent;color:inherit;font:inherit;cursor:pointer;padding:0}.tag-button:focus-visible{outline:2px solid hsl(var(--primary) / .7);outline-offset:3px}.qr-box{display:inline-block;padding:12px;border-radius:12px;background:hsl(var(--muted));border:1px solid hsl(var(--border))}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:16px}.fade{animation:fade-in .3s ease}@keyframes fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.strength{display:flex;align-items:center;gap:10px;margin-top:6px}.strength-bar{display:inline-flex;gap:6px}.strength-segment{width:36px;height:8px;border-radius:999px;background:hsl(var(--border));transition:all .2s ease}.strength-segment.active{box-shadow:0 4px 12px hsl(var(--primary) / .35)}.strength-label{color:hsl(var(--muted-foreground));font-size:13px}.strength-muted{color:hsl(var(--muted-foreground));font-size:13px;margin-top:4px}@media (max-width: 720px){.app-shell{padding:16px}.app-header{flex-direction:column;align-items:center;text-align:center}.brand,.header-right,.tabs{justify-content:center}}