:root{--primary: #2F80ED;--primary-hover: #1d6edb;--accent: #60a5fa;--success: #22c55e;--bg-dark: #0B0B0C;--bg-card: #2A2A2E;--text-main: #FFFFFF;--text-muted: #A1A1AA;--white: #ffffff;--border: #3F3F46;--shadow: 0 10px 15px -3px rgba(0, 0, 0, .6);--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-dark);color:var(--text-main);line-height:1.6}.container{max-width:1100px;margin:0 auto;padding:0 24px}header{background-color:#0f0f10cc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:1rem 0;position:sticky;top:0;z-index:100}nav{display:flex;justify-content:space-between;align-items:center}.logo-container{display:flex;align-items:center;gap:.75rem;text-decoration:none}.logo-img{width:40px;height:40px;object-fit:contain}.logo-text{font-size:1.25rem;font-weight:800;color:var(--text-main);letter-spacing:-.025em;text-transform:uppercase}.nav-links a{text-decoration:none;color:var(--text-muted);font-weight:500;margin-left:2rem;transition:all .2s}.nav-links a:hover{color:var(--primary)}.hero{text-align:center;padding:6rem 0 4rem}.hero h1{font-size:4rem;font-weight:900;margin-bottom:1.5rem;letter-spacing:-.05em;color:var(--white)}.hero p{font-size:1.25rem;color:var(--text-muted);max-width:650px;margin:0 auto 3rem}.btn{display:inline-block;background-color:var(--primary);color:var(--white);padding:.875rem 1.75rem;border-radius:var(--radius);text-decoration:none;font-weight:600;transition:all .2s;border:none;cursor:pointer;font-size:1rem;box-shadow:0 4px 14px #2f80ed4d}.btn:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #2f80ed66}.btn-accent{background-color:var(--primary);box-shadow:0 4px 14px #2f80ed4d}.btn-accent:hover{background-color:var(--primary-hover)}.btn-secondary{background-color:transparent;border:1px solid var(--border);color:var(--text-muted);box-shadow:none}.btn-secondary:hover{background-color:var(--bg-card);color:var(--text-main);border-color:var(--text-muted)}.card{background-color:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border);padding:2.5rem;box-shadow:var(--shadow);transition:transform .2s,border-color .2s}.card:hover{border-color:var(--primary)}.calculator-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:2.5rem;margin-top:3rem}@media(max-width:900px){.calculator-grid{grid-template-columns:1fr}.hero h1{font-size:3rem}}.form-group{margin-bottom:1.75rem}.form-group label{display:block;font-weight:600;margin-bottom:.75rem;color:var(--text-muted);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.form-group input{width:100%;padding:1rem;background-color:var(--bg-dark);border:1px solid var(--border);border-radius:var(--radius);font-size:1.125rem;color:var(--text-main);transition:all .2s}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px #2f80ed26}.results-area{display:none;animation:fadeIn .4s ease-out}.results-area.active{display:block}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.one-rm-display{text-align:center;margin-bottom:2.5rem;padding-bottom:2.5rem;border-bottom:1px solid var(--border)}.one-rm-display h2{font-size:.875rem;text-transform:uppercase;color:var(--primary);letter-spacing:.2em;font-weight:700}.one-rm-value{font-size:5rem;font-weight:900;color:var(--white);line-height:1;margin:.5rem 0}.percentage-table-container{overflow-x:auto}.percentage-table{width:100%;border-collapse:collapse;margin-top:1.5rem}.percentage-table th,.percentage-table td{padding:1.25rem;text-align:left;border-bottom:1px solid var(--border)}.percentage-table th{font-weight:700;color:var(--text-muted);background-color:#0003;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.percentage-table tr:hover td{background-color:#2f80ed0d}.percentage-table tr:last-child td{border-bottom:none}.percent-badge{background-color:var(--bg-dark);color:var(--primary);padding:.25rem .75rem;border-radius:999px;font-weight:700;font-size:.875rem;border:1px solid rgba(47,128,237,.2)}footer{margin-top:6rem;padding:4rem 0;border-top:1px solid var(--border);text-align:center;color:var(--text-muted);font-size:.875rem}