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/* Paper 01 — AI Authority Ladder */
.ladder-image-card{justify-content:center!important;padding:20px!important;background:#fff!important}
.ladder-image-card img{width:100%;display:block}
.paper-hero{padding:105px 0 82px;background:#fff;border-bottom:1px solid var(--line)}
.paper-hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:74px;align-items:center}
.paper-hero h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(58px,7vw,90px);line-height:.93;letter-spacing:-.045em;margin:16px 0 20px}
.paper-hero h1 em{font-weight:400;color:var(--cobalt)}
.paper-subtitle{font-family:Georgia,serif;font-style:italic;font-size:24px;color:#615d59;max-width:760px}
.authority-line{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:28px 0;font-size:14px;font-weight:900;letter-spacing:.06em}
.authority-line b{color:#999}.authority-line .accent{color:var(--cobalt)}
.paper-thesis{font-size:19px;max-width:760px}.paper-thesis strong{font-size:25px;font-family:Georgia,serif}
.paper-meta{font-size:13px;color:#746f69;margin-top:24px}
.paper-cover-note{border:1px solid var(--line);background:var(--paper);padding:34px;transform:rotate(.35deg)}
.paper-cover-note p{font-size:18px}.paper-cover-rule{height:4px;width:75px;background:var(--cobalt);margin:25px 0}
.paper-cover-quote{font-family:Georgia,serif;font-size:23px!important;line-height:1.35}
.paper-article{background:#fff}
.paper-reading{max-width:980px}
.paper-section{padding:82px 0;border-bottom:1px solid var(--line)}
.paper-section h2{font-family:Georgia,"Times New Roman",serif;font-size:clamp(36px,4.7vw,55px);line-height:1.05;letter-spacing:-.025em;margin:10px 0 24px}
.paper-section h3{font-family:Georgia,serif;font-size:31px;line-height:1.15;margin:46px 0 14px}
.paper-section p{font-size:18px;color:#353230;max-width:860px}
.paper-figure{margin:42px auto;text-align:center}.paper-figure img{display:block;margin:auto;border:1px solid #eee;max-width:100%;height:auto}
.paper-figure figcaption{font-size:12px;color:#777;margin-top:10px}
.hero-figure img{max-width:820px}.worksheet-figure img{max-width:900px}
.paper-pull{font-family:Georgia,serif;font-size:29px;line-height:1.35;font-weight:700;border-left:5px solid var(--cobalt);padding:8px 0 8px 26px;margin:42px 0;max-width:850px}
.paper-pull.compact{font-size:25px}
.four-words{font-size:26px!important;color:var(--cobalt)!important}
.read-note{margin:30px 0;background:var(--paper);border-left:4px solid var(--cobalt);padding:20px 22px;font-size:16px}
.level-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:38px}
.level-card{border:1px solid var(--line);padding:28px;background:#fff}
.level-card>span{font-size:12px;font-weight:900;color:var(--cobalt)}
.level-card h3{font-size:31px;margin:5px 0 8px}.level-card>strong{font-size:17px}
.level-card p{font-size:16px}.level-question{background:var(--paper);padding:16px;margin-top:18px;font-size:14px}
.level-authority{font-weight:900;color:var(--cobalt);margin-top:14px}
.authority-table-wrap{overflow-x:auto;margin:32px 0}.authority-table{width:100%;border-collapse:collapse;font-size:14px}
.authority-table th,.authority-table td{border:1px solid var(--line);padding:14px;vertical-align:top;text-align:left}
.authority-table thead th{background:var(--ink);color:#fff}.authority-table thead th:not(:first-child){background:var(--cobalt)}
.authority-table tbody th{background:var(--paper)}
.example-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin:32px 0}
.example-strip div{background:#fff;padding:20px}.example-strip strong{display:block;color:var(--cobalt);font-size:13px;letter-spacing:.08em;text-transform:uppercase}.example-strip span{display:block;margin-top:8px;font-size:14px}
.take-it{background:linear-gradient(to right,#fff 0,#fff 72%,#faf8f5 72%,#faf8f5 100%)}
.center-actions{justify-content:center}
.closing-section{border-bottom:0}
.next-paper{margin:0 0 90px;border:1px solid var(--line);padding:30px;display:flex;justify-content:space-between;gap:20px;align-items:center;background:var(--paper)}
.next-paper h3{font-family:Georgia,serif;font-size:29px;margin:4px 0}.next-paper p{margin:0}
.featured-resource{grid-column:span 2;border-top:5px solid var(--cobalt)}
.resource-actions{display:flex;gap:20px;flex-wrap:wrap;margin-top:16px}
@media(max-width:900px){
  .paper-hero-grid,.level-grid{grid-template-columns:1fr}
  .paper-hero{padding-top:75px}
  .paper-cover-note{transform:none}
  .example-strip{grid-template-columns:1fr}
  .featured-resource{grid-column:auto}
  .take-it{background:#fff}
}