@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-color:#0f111a;--bg-gradient:radial-gradient(circle at 50% 0%, #1f2235 0%, #0f111a 100%);--card-bg:#1e213166;--card-border:#ffffff14;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-mean:#10b981;--accent-median:#8b5cf6;--accent-sd:#3b82f6;--accent-point:#f43f5e}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);background:var(--bg-gradient);color:var(--text-primary);flex-direction:column;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex}.app-container{width:100%;max-width:1200px;margin:0 auto;padding:2rem}.header{text-align:center;margin-bottom:3rem}.header h1{background:linear-gradient(90deg,#8b5cf6,#3b82f6);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.5rem;font-size:3rem;font-weight:700}.header p{color:var(--text-secondary);font-size:1.1rem}.glass-panel{background:var(--card-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--card-border);border-radius:16px;padding:1.5rem;box-shadow:0 8px 32px #0003}.main-content{flex-direction:column;gap:2rem;display:flex}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;display:grid}.stat-card{flex-direction:column;gap:.75rem;transition:transform .2s,box-shadow .2s;display:flex;position:relative;overflow:hidden}.stat-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px #0000004d}.stat-card:before{content:"";width:100%;height:4px;position:absolute;top:0;left:0}.stat-card.mean:before{background-color:var(--accent-mean)}.stat-card.median:before{background-color:var(--accent-median)}.stat-card.sd:before{background-color:var(--accent-sd)}.stat-header{justify-content:space-between;align-items:center;display:flex}.stat-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;font-size:1rem;font-weight:600}.stat-value{font-size:2.5rem;font-weight:700}.stat-desc{color:var(--text-secondary);font-size:.875rem;line-height:1.4}.icon-mean{color:var(--accent-mean)}.icon-median{color:var(--accent-median)}.icon-sd{color:var(--accent-sd)}.controls-panel{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1.5rem;display:flex}.controls-group{align-items:center;gap:1rem;display:flex}.input-field{border:1px solid var(--card-border);color:#fff;background:#0003;border-radius:8px;width:120px;padding:.75rem 1rem;font-family:inherit;font-size:1rem;transition:border-color .2s}.input-field:focus{border-color:#3b82f6;outline:none}.btn{background:var(--card-bg);border:1px solid var(--card-border);color:#fff;cursor:pointer;border-radius:8px;align-items:center;gap:.5rem;padding:.75rem 1.5rem;font-family:inherit;font-size:1rem;font-weight:500;transition:all .2s;display:flex}.btn:hover{background:#ffffff1a;transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-primary{background:#3b82f6;border-color:#3b82f6}.btn-primary:hover{background:#2563eb;border-color:#2563eb}.btn-danger{color:#f87171;border-color:#f871714d}.btn-danger:hover{background:#f871711a}.visualizer-container{justify-content:center;align-items:center;width:100%;height:300px;display:flex;position:relative}.visualizer-svg{width:100%;height:100%;overflow:visible}.axis-line{stroke:var(--text-secondary);stroke-width:2px;opacity:.5}.axis-tick{stroke:var(--text-secondary);stroke-width:1px;opacity:.5}.axis-label{fill:var(--text-secondary);text-anchor:middle;font-size:12px}.data-point{fill:var(--accent-point);cursor:pointer;transition:all .3s cubic-bezier(.34,1.56,.64,1)}.data-point:hover{filter:drop-shadow(0 0 8px var(--accent-point));transform:scale(1.2)}.mean-line,.median-line{stroke-width:3px;stroke-dasharray:6 4;transition:all .5s}.mean-line{stroke:var(--accent-mean);filter:drop-shadow(0 0 4px var(--accent-mean))}.median-line{stroke:var(--accent-median);filter:drop-shadow(0 0 4px var(--accent-median))}.sd-area{fill:var(--accent-sd);opacity:.15;transition:all .5s}.sd-line{stroke:var(--accent-sd);stroke-width:2px;opacity:.6;transition:all .5s}.marker-label{text-anchor:middle;font-size:14px;font-weight:600;transition:all .5s}.marker-label.mean{fill:var(--accent-mean)}.marker-label.median{fill:var(--accent-median)}.marker-label.sd{fill:var(--accent-sd)}.range-slider{-webkit-appearance:none;background:#ffffff1a;border-radius:3px;outline:none;width:200px;height:6px}.range-slider::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#3b82f6;border-radius:50%;width:18px;height:18px;box-shadow:0 0 10px #3b82f680}.range-slider::-moz-range-thumb{cursor:pointer;background:#3b82f6;border:none;border-radius:50%;width:18px;height:18px;box-shadow:0 0 10px #3b82f680}