@font-face{font-family:"Baloo 2";font-weight:500;font-display:swap;src:url(fonts/baloo-2-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Baloo 2";font-weight:700;font-display:swap;src:url(fonts/baloo-2-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Baloo 2";font-weight:800;font-display:swap;src:url(fonts/baloo-2-latin-800-normal.woff2) format("woff2")}
:root{--cream:#fffaee;--ink:#1f2340;--teal:#0b7f8a;--coral:#d94441;--yel:#ffd23f;--red:#c5252f;--green:#22804a;--line:#e8e0cd;--card:#fff;--muted:#4f546b}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font:500 18px/1.5 "Baloo 2","Trebuchet MS",system-ui,sans-serif;background-image:radial-gradient(var(--line) 1.5px,transparent 1.6px);background-size:40px 40px}
a{color:var(--teal);font-weight:700}
a:focus-visible,button:focus-visible,input:focus-visible{outline:4px solid var(--yel);outline-offset:2px}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
header .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:space-between;padding-block:16px}
.logo{font-weight:800;font-size:25px;color:var(--teal);text-decoration:none}
nav{display:flex;flex-wrap:wrap;gap:4px 20px}
nav a{color:var(--ink);text-decoration:none;border-bottom:3px solid transparent}
nav a:hover,nav a[aria-current]{border-color:var(--yel)}
h1,h2,h3{font-weight:800;line-height:1.08;text-wrap:balance}
h1{font-size:clamp(40px,7vw,66px);margin:16px 0 12px}
h1 mark,h2 mark{background:linear-gradient(transparent 55%,var(--yel) 55%);color:inherit;padding:0 6px}
h2.sec{font-size:32px;margin:0 0 6px}
.sub{color:var(--muted);margin:0 0 20px}
.chip{display:inline-block;background:var(--teal);color:#fff;font-weight:800;font-size:15px;letter-spacing:.04em;padding:4px 16px;border-radius:999px}
.lead{font-size:21px;color:var(--muted);max-width:30em;margin:0 0 10px}
.by{font-size:16px;color:var(--muted)}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding-block:24px 44px}
.btn{display:inline-block;font:inherit;font-weight:800;font-size:19px;padding:10px 22px;border-radius:16px;border:3px solid var(--ink);background:var(--coral);color:#fff;text-decoration:none;cursor:pointer}
.btn:hover{filter:brightness(1.08)}
.btn.alt{background:var(--card);color:var(--ink)}
.box{background:var(--card);border:5px solid var(--ink);border-radius:28px;padding:22px;box-shadow:10px 12px 0 rgba(31,35,64,.14)}
.box h2,.kicker{font-size:15px;letter-spacing:.06em;color:var(--coral);margin:0 0 8px;text-transform:uppercase;font-weight:800}
.q{font-weight:800;font-size:24px;line-height:1.25;margin:0 0 14px}
.q b{color:var(--coral)}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.opts button{font:inherit;font-weight:800;font-size:22px;padding:10px;border-radius:16px;border:3px solid var(--ink);background:var(--cream);color:var(--ink);cursor:pointer}
.opts button:hover{background:var(--yel)}
.opts button.ok{background:var(--green);color:#fff}.opts button.no{background:var(--red);color:#fff}
.fb{margin-top:12px;min-height:3em}
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:44px}
.door{background:var(--card);border:4px solid var(--ink);border-radius:26px;overflow:hidden;display:flex;flex-direction:column}
.door img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;border-bottom:4px solid var(--ink);display:block}
.door .in{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.door h3{font-size:27px;margin:0}
.door p{margin:0;color:var(--muted);font-size:17px}
.rows{margin-top:auto;display:flex;flex-direction:column;gap:6px;padding-top:8px}
.rowi{display:flex;justify-content:space-between;align-items:baseline;gap:10px;border-top:2px dashed var(--line);padding-top:6px;font-weight:700;font-size:17px}
.tag{font-size:13px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;white-space:nowrap}
.free{color:var(--green)}.paid{color:var(--coral)}.soon{color:var(--muted)}
.strip{background:var(--ink);color:#fff;border-radius:26px;padding:24px 26px;display:grid;grid-template-columns:1.4fr 1fr;gap:20px;align-items:center;margin-bottom:44px}
.strip h2{margin:0 0 6px;font-size:28px}
.strip p{margin:0;color:#d7daea}
.steps{display:flex;flex-direction:column;gap:6px;font-weight:700}
.steps span{background:rgba(255,255,255,.1);border-radius:12px;padding:6px 12px}
.panel{background:var(--card);border:4px solid var(--ink);border-radius:26px;padding:24px 26px;margin-bottom:36px}
.panel.two{display:grid;grid-template-columns:1.3fr auto;gap:20px;align-items:center}
.panel h2{margin:0 0 6px;font-size:27px}
.panel p{margin:0 0 10px;color:var(--muted)}
.panel p:last-child{margin-bottom:0}
footer{border-top:3px dashed var(--line);padding-block:18px 40px;color:var(--muted);font-size:15px}
footer p{margin:0 0 6px}
/* practice page */
.narrow{max-width:760px}
.bar{height:14px;border:3px solid var(--ink);border-radius:999px;background:var(--card);overflow:hidden;margin:6px 0 18px}
.bar i{display:block;height:100%;background:var(--teal);width:0;transition:width .3s}
.ans{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:6px}
.ans input{font:inherit;font-weight:800;font-size:24px;width:7em;padding:8px 14px;border-radius:14px;border:3px solid var(--ink);background:var(--cream);color:var(--ink)}
.ans .unit{font-weight:800;font-size:22px}
.good{color:var(--green);font-weight:800}.bad{color:var(--red);font-weight:800}
ol.work{margin:8px 0 0;padding-left:1.3em}
ol.work li{margin-bottom:2px}
.tip{background:#fff6d1;border-left:6px solid var(--yel);border-radius:8px;padding:8px 12px;margin-top:10px}
.score{font-size:60px;font-weight:800;line-height:1;margin:6px 0}
.prose h2{font-size:28px;margin:28px 0 6px}.prose p,.prose li{color:var(--muted)}
.prose ul{padding-left:1.2em}
@media (max-width:820px){.hero,.strip,.panel.two{grid-template-columns:1fr}.doors{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bar i{transition:none}}