/*! Copyright (c) 2026 Mark T. Fulwider. All rights reserved. */
.learning-hub{background:#edf1ef;color:#17313e}.hub-hero{max-width:1180px;margin:auto;display:grid;grid-template-columns:1.4fr 1fr;background:#102b39;color:#f5f5ef;overflow:hidden}.hub-hero>div{padding:48px 40px}.hub-hero .eyebrow{color:#dab586}.hub-hero h1{font:normal clamp(32px,3.5vw,48px)/1.13 Georgia,serif;margin:16px 0 20px;letter-spacing:-.7px}.hub-hero h1 em{font-style:normal;color:#e6c799}.hub-hero p{font-size:18px;line-height:1.6;max-width:580px;color:#dae4e6}.hub-hero img{width:100%;height:100%;object-fit:cover;min-height:300px}.hub-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.learning-hub .button{background:#173a4b;color:white;border:1px solid #173a4b;padding:13px 18px;font-size:1rem;border-radius:3px;text-decoration:none}.learning-hub .button.outline{background:transparent;color:#234958;border-color:#75919b}.hub-hero .button{background:#d8b57d;color:#102b39;border-color:#d8b57d}.hub-hero .button.outline{color:#f0f4f4;border-color:#839ca5}.hub-nav{display:flex;flex-wrap:wrap;gap:10px 26px;max-width:1180px;margin:0 auto;padding:18px 30px;border-bottom:1px solid #bdcdd1;background:#e0e8e8;box-shadow:0 2px 3px #10273415;font-size:1rem}.hub-nav a{color:#173d50;text-decoration:underline;text-underline-offset:4px}.hub-content{max-width:1080px;margin:auto;padding:38px 24px 50px}.hub-content>section{margin-bottom:42px}.learning-hub h2{font:normal clamp(26px,3vw,34px)/1.2 Georgia,serif;margin:10px 0 18px}.learning-hub h3{font:normal 24px/1.25 Georgia,serif;margin:8px 0 12px}.hub-lede{font-size:18px;line-height:1.65;max-width:800px}.tutorial-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.tutorial-card{display:block;padding:26px;background:#fbfcfa;border:1px solid #c4d3d6;border-top:3px solid #ad8751;border-radius:3px;color:inherit;text-decoration:none;box-shadow:0 2px 3px #12314010}.tutorial-card:hover{background:#e4eded}.tutorial-card>span,.tutorial-meta{font-size:.875rem;color:#4b6570}.tutorial-card p{font-size:1rem;line-height:1.6}.tutorial-card strong{font-size:1rem;color:#285467;text-decoration:underline}.lesson-list{list-style:none;padding:0!important;display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.lesson{display:flex;gap:18px;padding:24px 0;border-top:1px solid #c1d0d3}.lesson-number{font:32px Georgia,serif;color:#987142;min-width:38px}.lesson-status{font-size:.875rem;color:#526a74}.lesson p{font-size:1rem;line-height:1.6;margin:8px 0 14px}.lesson details{font-size:.875rem}.lesson summary{cursor:pointer;color:#244c5e;text-decoration:underline}.lesson details p{font-size:.875rem}.hub-note,.tutorial-check{padding:24px 28px;border-left:3px solid #b68d53;background:#dde7e8}.hub-note p,.tutorial-check p{font-size:1rem;line-height:1.7}.hub-tutorial{max-width:850px;margin:0 auto;padding:35px 24px 50px}.hub-back{display:block;margin-bottom:25px;text-decoration:underline}.hub-tutorial>h1{font:normal clamp(32px,4vw,46px)/1.15 Georgia,serif;margin:12px 0 22px}.tutorial-steps{padding-left:26px;counter-reset:steps}.tutorial-steps>li{padding:15px 0 24px 12px;border-bottom:1px solid #c1d0d3}.tutorial-steps>li::marker{font:24px Georgia,serif;color:#8b6435}.tutorial-steps h2{font-size:27px}.tutorial-steps p,.tutorial-steps li{font-size:1rem;line-height:1.8}.tutorial-steps a,.hub-tutorial a:not(.button){color:#21546c;text-decoration:underline}.tutorial-steps blockquote{margin:18px 0;padding:20px 24px;background:#fafbf8;border-left:3px solid #b28d54;font-size:1rem;line-height:1.7}.tutorial-check{margin:25px 0}.learning-hub :focus-visible{outline:3px solid #a57843;outline-offset:4px}@media(max-width:760px){.hub-hero{grid-template-columns:1fr}.hub-hero img{display:none}.hub-hero>div{padding:32px 24px}.hub-nav{padding:16px 24px;gap:14px 20px}.tutorial-grid,.lesson-list{grid-template-columns:1fr}.hub-content{padding-top:28px}.hub-tutorial{padding-top:24px}}@media print{.hub-nav,.hub-actions,.hub-back,.hub-hero img{display:none}.learning-hub,.hub-tutorial{background:white;color:black}.tutorial-steps>li{break-inside:avoid}}
/* Teachers & AI rules (Mark, 26 October 2026): scenes, each one picture and one line to say, ready for a video. */
.class-rules-guide .scene-list{list-style:none;margin:28px 0;padding:0;display:grid;gap:34px}
.class-rules-guide .scene{padding:0 0 30px;border-bottom:1px solid #d6dee0}
.class-rules-guide .scene-num{display:inline-block;margin-bottom:6px;padding:2px 10px;border-radius:12px;background:#dbba8b;color:#0c1418;font:700 12px/1.6 Arial,sans-serif;letter-spacing:.06em;text-transform:uppercase}
.class-rules-guide .scene h2{margin:4px 0 12px}
.class-rules-guide .scene-shot{margin:0 0 14px;padding:8px;border:1px solid #d6dee0;border-radius:8px;background:#f4f7f8}
.class-rules-guide .scene-shot img{display:block;width:100%;max-width:760px;height:auto;margin:0 auto;border-radius:4px}
.class-rules-guide #scene-2 .scene-shot img,.class-rules-guide #scene-4 .scene-shot img{max-width:560px}
.class-rules-guide .scene-levels{margin:8px 0;padding-left:20px}
.class-rules-guide .scene-say{display:flex;gap:12px;align-items:flex-start;margin:14px 0 0;padding:12px 14px;border-left:4px solid #1d6f86;background:#eef5f7;font:italic 18px/1.5 Georgia,'Times New Roman',serif;color:#14262d}
.class-rules-guide .scene-say span{flex:0 0 auto;padding:2px 8px;border-radius:3px;background:#1d6f86;color:#fff;font:700 12px/1.6 Arial,sans-serif;font-style:normal;letter-spacing:.06em;text-transform:uppercase}
.class-rules-guide .scene-mark{background:#ffe7a3;border-bottom:2px solid #d39b1f}
.class-rules-guide .scene-video table{width:100%;border-collapse:collapse;font:15px/1.45 Georgia,'Times New Roman',serif}
.class-rules-guide .scene-video th,.class-rules-guide .scene-video td{padding:8px 10px;border-bottom:1px solid #d6dee0;text-align:left;vertical-align:top}
.class-rules-guide .scene-video th{font:700 13px/1.3 Arial,sans-serif;text-transform:uppercase;letter-spacing:.05em;color:#3d5059}
@media (max-width:640px){.class-rules-guide .scene-video td:nth-child(2){display:none}.class-rules-guide .scene-video th:nth-child(2){display:none}}