:root{--bg: #0f1117;--surface: #1a1d27;--card: #232736;--border: #2e3348;--accent: #6c63ff;--accent2: #00d1b2;--accent3: #ff6b6b;--text: #e4e6f0;--muted: #b2b7d2;--radius: 12px;--shadow: 0 4px 24px rgba(0,0,0,.35)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:Rubik,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);scroll-behavior:smooth;font-optical-sizing:auto}body{min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:none}.page-grid{display:grid;grid-template-rows:auto 1fr auto;min-height:100vh}header{background:var(--surface);border-bottom:1px solid var(--border);padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;position:sticky;top:0;z-index:50;backdrop-filter:blur(12px)}header .logo{font-size:1.3rem;font-weight:700;color:var(--accent2)}nav{display:flex;gap:1.5rem;flex-wrap:wrap}nav a{color:var(--muted);font-size:.9rem;transition:color .2s}nav a:hover,nav a.active{color:var(--text);text-decoration:none}main{padding:2rem 1.5rem;max-width:1200px;margin:0 auto;width:100%}footer{text-align:center;padding:1.5rem;color:var(--muted);font-size:.8rem;border-top:1px solid var(--border)}.calc-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media(min-width:900px){.calc-grid{grid-template-columns:2fr 1fr;align-items:start}.calc-results-sticky{position:sticky;top:85px}}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-2px);box-shadow:0 8px 32px #00000073}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:1.5rem}label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.35rem}select,input[type=number],input[type=range]{width:100%;padding:.6rem .8rem;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:8px;font-size:.95rem;outline:none;transition:border-color .2s;appearance:none}select:focus,input:focus{border-color:var(--accent)}.field{margin-bottom:1rem;flex:1;min-width:250px}.field-row{display:flex;gap:1rem;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.65rem 1.4rem;border:none;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:background .2s,transform .1s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#574fde;transform:translateY(-1px)}.btn-success{background:var(--accent2);color:#000}.btn-danger{background:#ff6b6b26;color:var(--accent3);border:1px solid var(--accent3)}.btn-danger:hover{background:var(--accent3);color:#fff}.btn-sm{padding:.4rem .8rem;font-size:.8rem}.result-panel{margin-top:1.5rem;padding:1.2rem;background:linear-gradient(135deg,#6c63ff14,#00d1b214);border:1px solid var(--accent);border-radius:var(--radius)}.result-panel h3{margin-bottom:.8rem;color:var(--accent)}.stat{display:flex;justify-content:space-between;padding:.4rem 0;border-bottom:1px solid var(--border);font-size:.93rem;flex-wrap:wrap;gap:.5rem}.stat:last-child{border-bottom:none}.stat .label{color:var(--muted)}.stat .value{font-weight:600;text-align:right}.stat .value.ok{color:var(--accent2)}.stat .value.warn{color:#f0ad4e}.stat .value.danger{color:var(--accent3)}.badge{display:inline-block;padding:.3rem .65rem;border-radius:20px;font-size:.75rem;font-weight:600;white-space:nowrap}.badge-purple{background:#6c63ff33;color:var(--accent)}.badge-green{background:#00d1b233;color:var(--accent2)}.badge-red{background:#ff6b6b33;color:var(--accent3)}.hero{text-align:center;padding:3rem 1rem 2rem}.hero h1{font-size:clamp(2rem,5vw,2.8rem);margin-bottom:.6rem;background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero p{color:var(--muted);max-width:600px;margin:0 auto;font-size:1.05rem;line-height:1.5}.feature-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2.5rem}.feature-card{text-align:center;padding:2rem}.feature-card .icon{font-size:2.5rem;margin-bottom:.8rem}.feature-card h3{margin-bottom:.4rem}.feature-card p{color:var(--muted);font-size:.9rem;line-height:1.5}.table-responsive{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin-top:1rem;border-radius:8px}table{width:100%;border-collapse:collapse;font-size:.88rem;min-width:600px}th,td{padding:.6rem .8rem;text-align:left;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}tr:hover td{background:#6c63ff0a}.progress{height:8px;background:var(--surface);border-radius:4px;overflow:hidden;margin-top:.3rem}.progress-fill{height:100%;border-radius:4px;transition:width .4s ease}@media(max-width:600px){header{flex-direction:column;align-items:flex-start;padding:1rem 1.5rem}nav{width:100%;overflow-x:auto;white-space:nowrap;padding-bottom:.3rem;-webkit-overflow-scrolling:touch}.field-row{flex-direction:column;gap:0}}