/* RFST Copilot Academy — shared design system (live brand: #225eac / #103a69 / Poppins) */
:root{
  --primary:#225eac; --navy:#103a69; --primary-light:#4a82c9; --wash:#eaf1fa;
  --ink:#232323; --body:#2c2c2c; --muted:#6e6e6e; --gray:#9b9b9b;
  --line:#e9e9e9; --bg:#f9f9f9; --card:#fff;
  --good:#1a7a4c; --bad:#b3261e; --warn:#c98a00;
  --shadow:0 4px 14px rgba(16,58,105,.07); --shadow-lg:0 12px 34px rgba(16,58,105,.16);
  --r:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Poppins',system-ui,sans-serif;color:var(--body);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--navy);font-weight:600;letter-spacing:-.01em;margin:0 0 .4em}
a{color:var(--primary);text-decoration:none}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
header.bar{background:linear-gradient(120deg,var(--navy) 0%,var(--primary) 100%);color:#fff;box-shadow:var(--shadow)}
.bar-in{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;gap:18px;flex-wrap:wrap}
.brand{display:flex;flex-direction:column;line-height:1}
.brand .mark{font-weight:700;font-size:18px;letter-spacing:.06em}
.brand .tag{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:#cfe0f4;margin-top:4px}
.product{font-weight:600;font-size:15px;color:#fff;opacity:.95;border-left:1px solid rgba(255,255,255,.35);padding-left:16px}
.barright{display:flex;align-items:center;gap:18px}
.backlink{color:#cfe0f4;font-size:13px;font-weight:500}
.backlink:hover{color:#fff}
.xp{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:#fff}
.xp .num{font-weight:700}
.modbar{background:var(--navy);color:#cfe0f4;font-size:12.5px;letter-spacing:.05em;padding:7px 0}
.modbar .wrap{display:flex;gap:10px;align-items:center;font-weight:500}
.levels{display:flex;gap:8px;flex-wrap:wrap;padding:14px 0 0}
.pill{display:flex;align-items:center;gap:7px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);color:#eaf1fa;font-size:12px;font-weight:500;padding:6px 12px;border-radius:40px}
.pill.active{background:#fff;color:var(--navy);font-weight:600;border-color:#fff}
.pill.locked{opacity:.55}
main{padding:30px 0 80px}
.grid{display:grid;grid-template-columns:260px 1fr;gap:26px;align-items:start}
@media(max-width:820px){.grid{grid-template-columns:1fr}.rail{position:static!important}}
.rail{position:sticky;top:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.rail .rhead{background:var(--wash);padding:14px 16px;border-bottom:1px solid var(--line)}
.rail .rhead .lv{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--primary);font-weight:600}
.rail .rhead .ti{font-size:16px;color:var(--navy);font-weight:600}
.rail ol{list-style:none;margin:0;padding:8px}
.rail li{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-size:13.5px;color:var(--muted);cursor:pointer;transition:.15s}
.rail li:hover{background:var(--wash)}
.rail li.cur{background:var(--primary);color:#fff;font-weight:500}
.rail li.cur .dot{border-color:#fff;color:#fff}
.rail li.done{color:var(--ink)}
.dot{width:22px;height:22px;border-radius:50%;border:2px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--gray);flex:0 0 auto}
.rail li.done .dot{background:var(--good);border-color:var(--good);color:#fff}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:34px 38px;min-height:440px;animation:rise .5s ease}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.panel h2{font-size:26px;font-weight:700}
.panel h3{font-size:19px;margin-top:26px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--primary);font-weight:600;margin-bottom:6px}
.panel p{margin:.5em 0}
.panel ul{margin:.4em 0;padding-left:20px}.panel li{margin:.3em 0}
.lead{font-size:15.5px;color:var(--muted)}
table.t{width:100%;border-collapse:collapse;margin:18px 0;font-size:13.5px;border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}
table.t th{background:var(--navy);color:#fff;text-align:left;padding:11px 13px;font-weight:600}
table.t td{padding:11px 13px;border-bottom:1px solid var(--line);vertical-align:top}
table.t tr:nth-child(even) td{background:#fcfdff}
.callout{border-left:4px solid var(--primary);background:var(--wash);border-radius:0 10px 10px 0;padding:16px 20px;margin:20px 0}
.callout.try{border-color:var(--good);background:#eef8f1}
.callout.warn{border-color:var(--warn);background:#fdf6e9}
.callout.safety{border-color:var(--bad);background:#fbeceb}
.callout .ct{font-weight:600;color:var(--navy);display:flex;align-items:center;gap:8px;margin-bottom:6px}
.callout.try .ct{color:var(--good)}
.callout.safety .ct{color:var(--bad)}
.codeprompt{background:#fff;border:1px dashed var(--primary-light);border-radius:8px;padding:10px 14px;font-size:13.5px;color:var(--navy);margin:8px 0;font-weight:500}
.steps{counter-reset:s;list-style:none;padding-left:0;margin:14px 0}
.steps li{position:relative;padding:6px 0 6px 38px;margin:0;border-bottom:1px solid var(--line)}
.steps li:last-child{border-bottom:none}
.steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:6px;width:24px;height:24px;border-radius:50%;background:var(--primary);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.scr{margin:16px 0;border:1px dashed var(--gray);border-radius:10px;background:repeating-linear-gradient(45deg,#fbfbfb,#fbfbfb 12px,#f4f4f4 12px,#f4f4f4 24px);color:var(--muted);font-size:12.5px;text-align:center;padding:26px 16px}
.vs{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
@media(max-width:560px){.vs{grid-template-columns:1fr}}
.vs .b{border-radius:10px;padding:16px 18px;border:1px solid var(--line)}
.vs .free{background:#f6f8fb}.vs .paid{background:linear-gradient(160deg,#eaf1fa,#dbe8f8);border-color:var(--primary-light)}
.vs h4{margin:.1em 0 .4em;font-size:15px}
.chip{display:inline-block;font-size:11px;font-weight:600;padding:2px 9px;border-radius:30px;letter-spacing:.02em;vertical-align:middle}
.chip.free{background:#eef1f4;color:#55626f}
.chip.paid{background:var(--wash);color:var(--primary)}
.chip.preview{background:#fdf6e9;color:var(--warn)}
.tag{display:inline-block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;padding:2px 7px;border-radius:5px;vertical-align:middle}
.tag.ga{background:#eef8f1;color:var(--good)}
.tag.preview{background:#fdf6e9;color:var(--warn)}
.q{margin:22px 0;padding:20px 22px;border:1px solid var(--line);border-radius:10px;background:#fcfdff}
.q .qn{font-weight:600;color:var(--navy);margin-bottom:12px}
.opt{display:block;padding:11px 14px;border:1.5px solid var(--line);border-radius:8px;margin:7px 0;cursor:pointer;font-size:14px;transition:.12s;background:#fff}
.opt:hover{border-color:var(--primary-light);background:var(--wash)}
.opt.sel{border-color:var(--primary);background:var(--wash)}
.opt.correct{border-color:var(--good);background:#eef8f1}
.opt.wrong{border-color:var(--bad);background:#fbeceb}
.opt input{margin-right:9px}
.exp{display:none;margin-top:10px;font-size:13px;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px}
.exp.show{display:block}
.btn{display:inline-flex;align-items:center;gap:9px;background:var(--primary);color:#fff;border:none;border-radius:9px;padding:12px 24px;font-family:inherit;font-size:14.5px;font-weight:600;cursor:pointer;transition:.15s;box-shadow:var(--shadow)}
.btn:hover{background:var(--navy)}
.btn.ghost{background:transparent;color:var(--primary);border:1.5px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--primary);background:var(--wash);color:var(--navy)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.nav{display:flex;justify-content:space-between;align-items:center;margin-top:30px;gap:12px;flex-wrap:wrap}
.scorebox{text-align:center;padding:10px 0 4px}
.scorebox .big{font-size:46px;font-weight:700;color:var(--navy)}
.track{height:10px;background:var(--line);border-radius:30px;overflow:hidden;margin:14px 0}
.fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-light));width:0;transition:width 1s ease}
.modal{position:fixed;inset:0;background:rgba(16,58,105,.55);display:none;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal.show{display:flex;animation:rise .35s ease}
.badge-card{background:#fff;border-radius:18px;max-width:430px;width:100%;text-align:center;padding:38px 34px;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}
.badge-card::before{content:"";position:absolute;top:-60px;left:-60px;right:-60px;height:170px;background:linear-gradient(120deg,var(--navy),var(--primary));z-index:0}
.badge-icon{position:relative;z-index:1;width:96px;height:96px;border-radius:50%;background:#fff;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:48px;box-shadow:0 8px 22px rgba(16,58,105,.3);animation:pop .6s cubic-bezier(.2,1.4,.4,1)}
@keyframes pop{0%{transform:scale(0) rotate(-20deg)}100%{transform:scale(1)}}
.badge-card .z{position:relative;z-index:1}
.badge-card h3{color:#fff;margin-top:4px}
.badge-card .bn{font-size:21px;font-weight:700;color:var(--navy);margin:14px 0 2px}
.badge-card .xpwin{display:inline-block;background:var(--wash);color:var(--primary);font-weight:600;border-radius:30px;padding:5px 16px;font-size:13px;margin:10px 0 18px}
.foot{font-size:11.5px;color:var(--gray);text-align:center;padding:24px 0 6px}
/* Hub */
.hub-hero{padding:46px 0 30px}
.hub-hero .eyebrow{color:#cfe0f4}
.hub-hero h1{color:#fff;font-size:34px;font-weight:700;margin:.1em 0}
.hub-hero p{color:#dbe8f8;font-size:16px;max-width:640px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin:24px 0}
.mcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:22px 24px;transition:.15s;display:block}
.mcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.mcard.locked{opacity:.6;pointer-events:none}
.mcard .lv{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--primary);font-weight:600}
.mcard h3{font-size:18px;margin:6px 0 6px}
.mcard p{font-size:13.5px;color:var(--muted);margin:0 0 12px}
.mcard .meta{font-size:12px;color:var(--gray);display:flex;gap:12px;flex-wrap:wrap}