:root{--navy:#1b2a5c;--teal:#075E54;--tealsoft:#eaf5f1;--red:#c62828;--ink:#22262e;--muted:#5b6472;--line:#d9dee7;--bg:#fbfaf6;--card:#fff;--green:#075E54;--mute:#5b6472;--mag:#c2185b}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans","Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.55;font-size:17px}
a{color:var(--teal)}a:hover{color:var(--navy)}
header.top{background:var(--navy);color:#fff}
header.top .in{max-width:980px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
header.top a{color:#fff;text-decoration:none;font-weight:700;letter-spacing:.2px}
header.top .sub{opacity:.8;font-size:.9em}
header.top a.mp{margin-left:auto;font-weight:600;font-size:.9em;opacity:.9;text-decoration:underline}
main{max-width:980px;margin:0 auto;padding:22px 20px 60px}
h1{font-family:"Noto Serif",Georgia,serif;color:var(--navy);font-size:2em;line-height:1.2;margin:.4em 0 .3em}
h2{color:var(--navy);font-size:1.35em;margin:1.8em 0 .6em;padding-bottom:.25em;border-bottom:2px solid var(--teal)}
.lead{color:var(--muted);max-width:60ch}
.hero{display:grid;grid-template-columns:1.25fr 1fr;gap:26px;align-items:center}
.hero img{width:100%;max-width:300px;justify-self:center;border-radius:6px;box-shadow:0 6px 24px rgba(27,42,92,.22)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;padding:0;list-style:none}
.grid a{display:block;height:100%;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--teal);border-radius:8px;padding:14px 16px;text-decoration:none;color:var(--ink);transition:transform .12s,box-shadow .12s}
.grid a:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(27,42,92,.12)}
.grid .num{font-weight:700;color:var(--teal);font-size:.85em;letter-spacing:.5px;text-transform:uppercase}
.grid .tt{font-weight:700;color:var(--navy);font-size:1.05em;margin:.15em 0}
.grid .meta{color:var(--muted);font-size:.88em}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:14px 0;scroll-margin-top:16px}
.card:target{border-color:var(--teal);box-shadow:0 0 0 3px var(--tealsoft)}
.card h3{margin:.1em 0 .3em;color:var(--navy);font-size:1.12em}
.card p{margin:.3em 0 .8em}
.btn{display:inline-block;border:0;border-radius:6px;background:var(--teal);color:#fff;font:inherit;font-weight:700;padding:9px 16px;cursor:pointer;text-decoration:none;margin:2px 8px 2px 0}
.btn:hover{background:var(--navy);color:#fff}.btn.ghost{background:#fff;color:var(--teal);border:1.5px solid var(--teal)}
.frame{margin-top:12px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.frame iframe{display:block;width:100%;height:min(72vh,560px);border:0}
h3[id^=quiz-]{margin:1.8em 0 .2em;color:var(--navy);font-size:1.2em;scroll-margin-top:12px}
.quiz .q{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:14px 0}
.quiz .q .n{font-weight:700;color:var(--teal);font-size:.85em;text-transform:uppercase;letter-spacing:.5px}
.quiz .q .text{font-weight:600;margin:.2em 0 .7em;padding:0;display:block;width:100%}
.quiz fieldset.opts{border:0;margin:0;padding:0;min-width:0}
.quiz button.opt .tag{display:block;font-size:.85em;font-weight:700;margin-top:3px}
.quiz button.opt.right .tag{color:#1b5e20}.quiz button.opt.wrong .tag{color:var(--red)}
.quiz .why:focus{outline:2px solid var(--teal);outline-offset:2px}
.quick{display:flex;flex-wrap:wrap;gap:6px 18px;margin:.4em 0 0;padding:0;list-style:none;font-weight:600}
a:focus-visible,button:focus-visible{outline:3px solid #f9a825;outline-offset:2px}
.quiz button.opt{display:block;width:100%;text-align:left;font:inherit;background:#fff;border:1.5px solid var(--line);border-radius:8px;padding:10px 14px;margin:7px 0;cursor:pointer;color:var(--ink)}
.quiz button.opt:hover:not(:disabled){border-color:var(--teal)}
.quiz button.opt.right{border-color:#2e7d32;background:#e8f5e9}.quiz button.opt.wrong{border-color:var(--red);background:#fdecea}
.quiz button.opt:disabled{cursor:default;opacity:1}
.quiz .why{display:none;margin-top:10px;padding:10px 14px;border-left:4px solid var(--teal);background:var(--tealsoft);border-radius:0 6px 6px 0}
.quiz .why.show{display:block}.quiz .why b{color:var(--navy)}
.score{position:sticky;bottom:0;background:var(--navy);color:#fff;border-radius:10px 10px 0 0;padding:8px 16px;margin-top:18px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.quiz .why{scroll-margin-bottom:64px;scroll-margin-top:12px}.quiz .q{scroll-margin-top:12px}
.telos{display:none;margin:16px 0 0;padding:14px 16px;border:2px solid var(--teal);border-radius:10px;background:var(--tealsoft);font-weight:600;color:var(--navy)}.telos.show{display:block}
.meta-quiz{margin:14px 0 0}.meta-quiz .small{display:block;color:var(--muted);font-size:.88em;margin-top:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.kicker{font-weight:700;color:var(--teal);font-size:.9em;letter-spacing:.5px;text-transform:uppercase;margin:1em 0 0}
.kicker+h1{margin-top:.1em}
.badge{display:inline-block;background:var(--tealsoft);color:var(--teal);border:1px solid var(--teal);border-radius:999px;font-size:.78em;font-weight:700;padding:1px 9px;margin-left:8px;vertical-align:middle;text-transform:none;letter-spacing:0}
.quick .here{font-weight:700;color:var(--navy)}
@media(min-width:701px){.grid.g2,.grid.g4{grid-template-columns:repeat(2,1fr)}.grid.g3{grid-template-columns:repeat(3,1fr)}}
.hero .btn{margin-top:10px}
.nav{display:flex;justify-content:space-between;gap:10px;margin-top:34px;flex-wrap:wrap}
.note{color:var(--muted);font-size:.93em}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.88em;text-align:center;padding:22px 16px}
@media(max-width:700px){body{font-size:16px}.hero{grid-template-columns:1fr}.hero img{max-width:220px}h1{font-size:1.6em}h1.qt{font-size:1.3em}.quick{font-size:.93em}}
.g-card{background:#fff;border:1px solid var(--line);border-left:5px solid var(--green);border-radius:10px;padding:18px;margin:0 0 26px}
.g-kicker{color:var(--green);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.g-card .g-title{font-family:Georgia,"Times New Roman",serif;color:var(--navy);font-size:25px;line-height:1.25;margin:2px 0 6px}
.g-card{scroll-margin-top:16px}
.g-how{margin:0 0 14px}
.g-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
@media(min-width:780px){.g-wrap{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:start}}
.g-box{width:100%;aspect-ratio:4/3;border:1px solid var(--line);border-radius:8px;background:#fff}
.g-box.sq{aspect-ratio:1/1}
.g-box.low{aspect-ratio:2/1}
.g-rng{display:block;margin:0 0 10px}
.g-rng .g-lab{display:flex;justify-content:space-between;gap:10px;font-weight:600;margin-bottom:2px}
.g-rng .g-row{display:flex;align-items:center;gap:8px}
.g-rng input[type=range]{flex:1;min-width:0;width:100%;accent-color:var(--navy);height:28px}
.g-play{font:inherit;font-weight:700;border:1px solid var(--navy);color:var(--navy);background:#fff;border-radius:8px;padding:4px 12px;cursor:pointer}
.g-chk{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;margin:0 0 8px;cursor:pointer;font-weight:600}
.g-chk input{width:20px;height:20px;accent-color:var(--navy);flex:none}
.g-sw{width:18px;height:6px;border-radius:3px;display:inline-block;flex:none}
.g-sel{display:block;margin:0 0 10px;font-weight:600}
.g-sel select{display:block;font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;width:100%;background:#fff;margin-top:4px}
.g-vals{margin:12px 0 0;padding:10px 14px;background:#eef4f2;border-radius:8px;font-variant-numeric:tabular-nums}
.g-vals p{margin:4px 0;line-height:1.4}
.g-vals:empty{display:none}
.g-steps{margin:16px 0 0;padding:12px 14px 12px 34px;border-top:1px solid var(--line)}
.g-steps li{margin:4px 0}
.g-steps-t{font-weight:700;color:var(--navy);margin:16px 0 -8px}
table.g-tab{border-collapse:collapse;width:100%;margin:8px 0 0;text-align:center;background:#fff}
table.g-tab td,table.g-tab th{border:1px solid var(--ink);padding:6px 4px}
table.g-tab .pos{color:var(--red);font-weight:700}
table.g-tab .neg{color:var(--navy);font-weight:700}
table.g-tab small{display:block;color:var(--mute);font-weight:400}
.g-list{list-style:none;padding:0;margin:0 0 20px}
.g-list li{margin:4px 0}
.g-list a{color:var(--green);font-weight:600}
footer p{max-width:760px;margin:6px auto}