:root{--ink:#0f2a33;--lagoon:#1f6f78;--glass:#dcebea;--paper:#f4f7f6;--quiet:#2f8f83;--mid:#e0a526;--busy:#c2412d;--vbusy:#7a1f3d;--line:#b9cfcd}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.05rem/1.6 "Source Serif 4",Georgia,serif}
h1,h2,h3,button,.ui,nav a{font-family:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif}
a{color:var(--lagoon)}
:focus-visible{outline:3px solid var(--ink);outline-offset:2px}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px}
.band{background:var(--ink);color:#fff}
.top{display:flex;justify-content:space-between;align-items:center;padding:12px 0;gap:12px;flex-wrap:wrap}
.brand{font:800 1.3rem "Bricolage Grotesque",sans-serif;color:#fff;text-decoration:none}
nav{display:flex;gap:4px;flex-wrap:wrap}
nav a{color:#cfe2e0;text-decoration:none;padding:6px 12px;border-radius:6px;font-weight:600;font-size:.95rem}
nav a[aria-current=page]{background:#fff;color:var(--ink)}
.lang button{background:none;border:1px solid #ffffff66;color:#fff;padding:4px 12px;cursor:pointer;font-size:.9rem}
.lang button[aria-pressed=true]{background:#fff;color:var(--ink)}
.lang button:first-child{border-radius:6px 0 0 6px}.lang button:last-child{border-radius:0 6px 6px 0}
.hero{padding:30px 0 44px}
h1{font-size:clamp(2rem,6vw,3.4rem);line-height:1.05;margin:0 0 14px;font-weight:800;max-width:16ch}
.hero p{max-width:52ch;color:#cfe2e0;margin:0 0 18px}
.pghead{padding:8px 0 30px}.pghead h1{font-size:clamp(1.8rem,5vw,2.6rem);max-width:none}.pghead p{margin:0}
section{padding:34px 0}
h2{font-size:1.6rem;margin:0 0 6px}
.sub{max-width:60ch;margin:0 0 20px;color:#3d5a60}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.tabs button{border:2px solid var(--ink);background:#fff;color:var(--ink);padding:8px 18px;border-radius:999px;font-weight:600;cursor:pointer;font-size:1rem}
.tabs button[aria-pressed=true]{background:var(--ink);color:#fff}
.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px}
.controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:16px;margin-bottom:22px}
label{display:block;font:600 .9rem "Bricolage Grotesque",sans-serif;margin-bottom:4px}
select,input[type=range]{width:100%}
select{padding:8px;border:1px solid var(--line);border-radius:6px;font:inherit;background:#fff}
.read{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}
.level{font:800 2.2rem "Bricolage Grotesque",sans-serif}
.chart{display:flex;align-items:flex-end;gap:3px;height:150px;border-bottom:2px solid var(--ink);margin-top:14px}
.bar{flex:1;min-width:0;border-radius:3px 3px 0 0;opacity:.55}.bar.on{opacity:1;outline:2px solid var(--ink)}
.axis{display:flex;justify-content:space-between;font:.8rem "Bricolage Grotesque",sans-serif;color:#3d5a60;margin-top:4px}
.tip{margin-top:16px;padding:12px 14px;background:var(--glass);border-radius:8px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:8px}
.card h3{margin:0;font-size:1.25rem}.card p{margin:0;font-size:.98rem}
.from{color:var(--busy);font:600 .95rem "Bricolage Grotesque",sans-serif;text-decoration:line-through}
.meta{font:600 .9rem "Bricolage Grotesque",sans-serif;color:var(--quiet)}
.act{background:var(--lagoon);color:#fff;border:0;border-radius:6px;padding:8px 14px;cursor:pointer;font-weight:600;font-size:.95rem;margin-top:auto;align-self:flex-start;text-decoration:none;display:inline-block}
.act[disabled]{background:#7f9fa0;cursor:default}
.ghost{background:#fff;color:var(--ink);border:2px solid var(--ink)}
.plan ul{list-style:none;margin:0 0 14px;padding:0}
.plan li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.plan li button{background:none;border:0;color:var(--busy);cursor:pointer;font-weight:600}
.empty{color:#3d5a60;margin:0 0 14px}
.two{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.two ul{margin:8px 0 0;padding-left:20px}
.no{border-left:6px solid var(--busy)}.yes{border-left:6px solid var(--quiet)}
.note{font-size:.92rem;color:#3d5a60;max-width:70ch}
footer{background:var(--ink);color:#cfe2e0;padding:26px 0;font-size:.9rem;margin-top:30px}
@media(max-width:520px){.chart{height:110px}.level{font-size:1.7rem}}