:root{--green:#1a7f37;--dark:#0b0f0d;--panel:#ffffff;--line:#e2e5e9;--text:#1a1d21;--muted:#5f6b73;--gold:#b7791f}
*{box-sizing:border-box}
body{margin:0;background:#f6f7f9;color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
a{color:var(--green)}
header{position:sticky;top:0;background:#0b0f0d;color:#f2f2f2;border-bottom:1px solid #222;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;z-index:10}
header b{letter-spacing:1px}
header b span{color:var(--green)}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{height:38px;width:auto;border-radius:8px}
.login-logo{display:block;height:56px;width:auto;margin:0 auto 10px;border-radius:10px}
main{max-width:980px;margin:0 auto;padding:20px 16px 60px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;margin:14px 0;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.muted{color:var(--muted);font-size:14px}
button{background:var(--green);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer}
button.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
button:disabled{opacity:.45;cursor:not-allowed}
input,textarea,select{width:100%;background:#fff;color:var(--text);border:1px solid #d0d5db;border-radius:10px;padding:10px;margin:6px 0}
input:focus,textarea:focus{outline:2px solid var(--green)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.pill{display:inline-block;background:#e8f5e9;border:1px solid #c6e7cb;color:#1a7f37;border-radius:20px;padding:4px 10px;font-size:13px;margin:2px}
.locked{opacity:.6}
.progress{height:10px;background:#e2e5e9;border-radius:6px;overflow:hidden}
.progress i{display:block;height:100%;background:var(--green)}
.video{aspect-ratio:16/9;background:#000;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;padding:16px;color:#fff}
.video iframe{width:100%;height:100%;border:0;border-radius:12px}
.quizopt{display:block;width:100%;text-align:left;margin:8px 0;background:#fff;color:var(--text);border:1px solid #d0d5db}
.quizopt.correct{border-color:var(--green)}
.quizopt.selected{border-color:var(--gold)}
.quizopt.wrong{border-color:#e5484d}
.comment{border-top:1px solid var(--line);padding:10px 0}
.badge{color:var(--gold);font-weight:700}
.topbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.stat{font-size:28px;font-weight:800}
nav{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}
nav button{padding:8px 12px}
.hidden{display:none}
footer{color:var(--muted);font-size:13px;text-align:center;padding:20px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:14px 0 4px}
.tabs button{background:transparent;color:var(--muted);border:0;border-bottom:3px solid transparent;border-radius:0;padding:10px 14px}
.tabs button.active{color:var(--text);border-bottom-color:var(--green)}
.modhead{width:100%;text-align:left;background:#f6f7f9;color:var(--text);border:1px solid var(--line);margin:8px 0}
.cert{border:3px double var(--gold);border-radius:16px;padding:32px;text-align:center;background:#fffdf5}
.cert h2{font-size:28px;margin:8px 0}
.cert .cert-name{font-size:24px;font-weight:800;margin:16px 0 4px}
#tgc-watermark{position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.18;font-size:22px;font-weight:700;color:#787878;white-space:nowrap;overflow:hidden;transform:rotate(-18deg) scale(1.5);line-height:90px;user-select:none}
body.blurred #view-main{filter:blur(14px)}

.tablewrap{overflow-x:auto}
.tablewrap table{border-collapse:collapse;width:100%;min-width:760px}
.tablewrap th,.tablewrap td{border-bottom:1px solid #e5e7eb;padding:8px 10px;text-align:left;font-size:14px}
.tablewrap th{color:#555;font-weight:600}
.bar{height:8px;background:#e5e7eb;border-radius:4px;overflow:hidden;margin-bottom:4px}
.barfill{height:8px;background:#1a7f37}

.dashgrid{display:grid;grid-template-columns:1fr;gap:12px;margin:12px 0}
@media (min-width:700px){.dashgrid{grid-template-columns:1fr 1fr}}
.dashcard{background:#fbfbfc;border:1px solid var(--line);border-radius:12px;padding:14px}
.dashcard h4{margin:0 0 12px;font-size:15px}
.donutwrap{display:flex;align-items:center;gap:14px}
.donut{width:110px;height:110px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.donut span{background:#fff;width:62px;height:62px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:20px}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%}
.dot.green{background:var(--green)}
.dot.red{background:#e5484d}
.hbar{display:flex;align-items:center;gap:8px;margin:8px 0;font-size:13px}
.hbar-label{width:92px;flex-shrink:0;color:var(--muted)}
.hbar-track{flex:1;height:10px;background:#e2e5e9;border-radius:6px;overflow:hidden}
.hbar-fill{display:block;height:100%;background:var(--green);border-radius:6px}
.hbar-val{width:32px;text-align:right;font-weight:700}

.lesson-row{border-top:1px solid var(--line);padding:10px 0}
.lesson-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.lesson-actions button{padding:8px 14px}
.respage{width:100%;height:auto;margin:8px 0;border:1px solid var(--line);border-radius:8px}
.resimg{max-width:100%;border:1px solid var(--line);border-radius:8px}