:root{--ink:#163133;--muted:#5d7375;--teal:#09595c;--cyan:#0e91a1;--mint:#09c992;--paper:#fff;--soft:#eef8f7;--line:#09595c29;--danger:#d0473f}*{box-sizing:border-box}html{background:#06393d}body{min-height:100vh;color:var(--ink);background:radial-gradient(circle at 20% 10%,#09c99247,#0000 28rem),radial-gradient(circle at 82% 2%,#0e91a14d,#0000 34rem),linear-gradient(135deg,#09595c,#0e91a1 62%,#06494e);margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6}button,input,select{font:inherit}button{cursor:pointer}.page-shell{width:min(1440px,100% - 32px);margin:0 auto;padding:32px 0}.hero-card,.calculator-card{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#fffffff0;border:1px solid #ffffff47;box-shadow:0 24px 70px #04282b57}.hero-card{border-radius:28px;grid-template-columns:1fr 280px;align-items:stretch;gap:24px;margin-bottom:18px;padding:28px;display:grid}.hero-copy h1{color:var(--teal);margin:0 0 8px;font-size:clamp(2rem,5vw,4.4rem);line-height:1.05}.hero-copy p{max-width:760px;color:var(--muted);margin:0;font-size:1.12rem}.eyebrow{letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:var(--cyan)!important;margin-bottom:10px!important;font-size:.82rem!important}.standard-card{color:#fff;background:linear-gradient(145deg, var(--teal), var(--mint));border-radius:22px;align-content:center;gap:4px;padding:22px;display:grid;box-shadow:inset 0 1px #ffffff47}.standard-card span,.standard-card small{opacity:.86}.standard-card strong{font-size:1.8rem;line-height:1.1}.calculator-card{border-radius:28px;padding:26px}.tab-navigation{background:var(--soft);border-radius:18px;justify-content:center;gap:10px;margin-bottom:24px;padding:8px;display:flex}.tab-navigation button{min-width:160px;color:var(--muted);background:0 0;border:0;border-radius:14px;padding:14px 22px;font-size:1.08rem;font-weight:800;transition:all .18s}.tab-navigation button.active,.tab-navigation button:hover{color:#fff;background:linear-gradient(135deg, var(--teal), var(--mint));box-shadow:0 10px 22px #09595c38}.calculator-grid{grid-template-columns:minmax(280px,.85fr) minmax(320px,1.15fr);gap:22px;display:grid}.section-panel,.results-section{border:1px solid var(--line);background:linear-gradient(#fff,#f7fbfb);border-radius:22px;box-shadow:0 10px 26px #09595c14}.section-panel{padding:22px}.section-panel h2,.results-section h2{color:var(--teal);text-align:center;margin:0 0 18px;font-size:1.35rem}.field{color:var(--ink);gap:8px;margin-bottom:18px;font-weight:800;display:grid}.field input,.field select,.stock-input{width:100%;color:var(--ink);background:#fff;border:2px solid #d9e5e5;border-radius:14px;outline:none;padding:12px 14px;transition:all .16s}.field input:focus,.field select:focus,.stock-input:focus{border-color:var(--teal);box-shadow:0 0 0 4px #09c99224}.medication-selector{gap:10px;max-height:440px;padding-inline-end:4px;display:grid;overflow:auto}.medication-item{background:#f8fbfb;border:1px solid #e1eceb;border-radius:16px;gap:10px;padding:13px;transition:all .17s;display:grid}.medication-item.selected{color:#fff;background:linear-gradient(135deg, var(--teal), var(--cyan));border-color:#0000}.medication-check{cursor:pointer;align-items:flex-start;gap:12px;display:flex}.medication-check input{width:18px;height:18px;accent-color:var(--mint);margin-top:5px}.medication-check strong,.medication-check small{display:block}.medication-check small{color:var(--muted);font-size:.86rem}.medication-item.selected small{color:#ffffffd1}.action-row{gap:12px;margin:22px 0 0;display:flex}.calculate-btn,.reset-btn,.export-buttons button{color:#fff;border:0;border-radius:16px;padding:14px 22px;font-weight:900;box-shadow:0 12px 24px #09595c2e}.calculate-btn{background:linear-gradient(135deg, var(--teal), var(--mint));flex:1;font-size:1.18rem}.reset-btn{background:var(--danger)}.error-message{color:#fff;background:var(--danger);text-align:center;border-radius:14px;margin-bottom:18px;padding:12px 16px;font-weight:800}.results-section{margin-top:26px;padding:24px}.results-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.result-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px}.result-card h3{color:var(--teal);margin:0 0 12px;font-size:1.05rem}.result-item{border-bottom:1px solid #edf3f3;justify-content:space-between;gap:12px;padding:9px 0;display:flex}.result-item:last-child{border-bottom:0}.result-item strong{color:var(--cyan);text-align:left}.summary-stats{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:20px;display:grid}.summary-stat{color:#fff;background:linear-gradient(135deg, var(--teal), var(--mint));text-align:center;border-radius:16px;gap:4px;padding:16px;display:grid}.summary-stat strong{font-size:1.55rem}.export-buttons{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:20px;display:flex}.export-buttons button{background:linear-gradient(135deg, var(--cyan), var(--teal))}@media (max-width:860px){.page-shell{width:min(100% - 20px,1440px);padding:10px 0}.hero-card,.calculator-grid{grid-template-columns:1fr}.hero-card,.calculator-card{border-radius:22px;padding:18px}.tab-navigation,.action-row{flex-direction:column}}@media print{body{background:#fff}.hero-card,.tab-navigation,.calculator-grid,.action-row,.export-buttons,.error-message{display:none!important}.calculator-card,.results-section,.result-card{box-shadow:none;border-color:#ccc}}