/* Luc Pitallier — affiliation et bibliothèque, 12 octobre 2026. */
.lp-banner,.lp-channel,.lp-library,.lp-modal{box-sizing:border-box;font-family:system-ui,-apple-system,Segoe UI,sans-serif}
.lp-banner *,.lp-channel *,.lp-library *,.lp-modal *{box-sizing:border-box}
.lp-banner{position:relative;width:min(1200px,calc(100% - 36px));margin:18px auto 24px;border:1px solid #b3c39e;border-radius:18px;overflow:hidden;isolation:isolate;background:#13221b;box-shadow:0 14px 32px #16331c20}
.lp-ad-label{display:flex;justify-content:space-between;gap:12px;padding:8px 14px;background:#f7faf1;color:#46593c;font-size:10px;line-height:1.4;font-weight:750;letter-spacing:.07em;text-transform:uppercase}
.lp-banner-link{display:block!important;color:inherit!important;text-decoration:none!important}
.lp-banner-media{position:relative;overflow:hidden;line-height:0;background:#13221b}
.lp-banner-media:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(110deg,transparent 22%,#ffffff21 46%,transparent 68%);transform:translateX(-135%);transition:transform .85s cubic-bezier(.2,.75,.25,1)}
.lp-banner-img{display:block!important;width:100%!important;height:auto!important;max-width:100%;margin:0!important;border:0!important;border-radius:0!important;aspect-ratio:3/1;object-fit:contain!important;transition:filter .3s ease}
.lp-banner-link:hover .lp-banner-media:after,.lp-banner-link:focus-visible .lp-banner-media:after{transform:translateX(135%)}
.lp-banner-link:hover .lp-banner-img{filter:brightness(1.03) saturate(1.03)}
.lp-banner-caption{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:13px 16px;background:linear-gradient(120deg,#182b21,#355634);color:#edf5e7}
.lp-banner-caption strong{display:block;color:#fff;font-family:Georgia,serif;font-size:20px;line-height:1.25}
.lp-banner-caption small{display:block;margin-top:4px;color:#d9e7ce;font-size:12px;line-height:1.5}
.lp-cta{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border:1px solid #ffffff52;border-radius:10px;background:#ffffff18;color:#fff!important;font-size:13px;font-weight:750;white-space:nowrap;transition:background .18s ease,transform .18s ease}
.lp-banner-link:hover .lp-cta{background:#ffffff2b;transform:translateX(2px)}
.lp-banner-link:focus-visible{outline:3px solid #b9df83;outline-offset:-4px}
.lp-library{position:relative;isolation:isolate;overflow:hidden;width:min(1200px,calc(100% - 36px));margin:48px auto;padding:36px;border:1px solid #ddd3c0;border-radius:22px;background:#f8f5ee;color:#30291f}
.lp-library:before{content:"";position:absolute;inset:-60px;z-index:-1;background:repeating-conic-gradient(#d9e2cd28 0 25%,transparent 0 50%) 0/110px 110px;pointer-events:none}
.lp-kicker{display:block;margin:0 0 10px;color:#577442;font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
.lp-library h2,.lp-channel h2{font-family:Georgia,serif;font-size:clamp(27px,3vw,38px);line-height:1.15;margin:0 0 12px;color:inherit}
.lp-library-intro{max-width:68ch;margin:0 0 24px;font-size:16px;line-height:1.7}
.lp-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.lp-card{display:flex;flex-direction:column;padding:24px;background:#fffdf9;border:1px solid #e2dacb;border-radius:14px;box-shadow:0 5px 15px #39291b05}
.lp-card h3{font-family:Georgia,serif;font-size:22px;line-height:1.25;margin:9px 0 14px;color:#2e3528}
.lp-card h3 a{color:inherit;text-decoration:none}.lp-card h3 a:hover{text-decoration:underline}
.lp-card p{font-size:14px;line-height:1.65;margin:0 0 18px;color:#625e52}
.lp-card>a{margin-top:auto;font-size:13px;font-weight:750;color:#3e6133}
.lp-channel{position:relative;overflow:hidden;isolation:isolate;width:min(1200px,calc(100% - 36px));margin:36px auto;padding:32px;border:1px solid #33483c;border-radius:20px;background:#1a2a21;color:#f2f4e9}
.lp-channel:before{content:"♞";position:absolute;z-index:-1;right:-10px;top:-90px;line-height:1;font-family:Georgia,serif;font-size:360px;color:#ffffff08;pointer-events:none}
.lp-channel .lp-kicker{color:#b6d893}.lp-channel p{max-width:65ch;font-size:15px;line-height:1.7;color:#dce5d4}
.lp-channel a{color:#d8edb7!important;text-underline-offset:4px}.lp-videos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:24px}
.lp-video{min-width:0;position:relative;padding:20px;background:#ffffff08;border:1px solid #ffffff24;border-radius:12px}
.lp-video h3{font:600 18px/1.35 Georgia,serif;color:inherit;margin:0 0 14px}.lp-video p{font-size:12px}
.lp-video button,.lp-close-video{cursor:pointer;padding:11px 15px;min-height:44px;border:1px solid #92b375;border-radius:8px;background:#e1eccd;color:#23301f;font-size:13px;font-weight:700;font-family:inherit}
.lp-video button:hover{background:#f0f7e5}.lp-video-frame{aspect-ratio:16/9;margin-bottom:14px}.lp-video iframe{width:100%;height:100%;border:0}
.lp-video a{display:block;margin-top:14px;font-size:12px}
.lp-modal{position:fixed;inset:0;width:min(840px,calc(100% - 24px));max-height:calc(100dvh - 32px);overflow:auto;margin:auto;padding:0;border:1px solid #a6bd93;border-radius:18px;background:#f9fbf5;color:#24321e;box-shadow:0 25px 100px #0006}
.lp-modal:not([open]){display:none}.lp-modal::backdrop{background:#112019b8}
.lp-modal-top{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;gap:20px;background:#eaf0e1}
.lp-modal-top span{font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.lp-modal-close{display:flex;align-items:center;gap:8px;cursor:pointer;min-height:44px;padding:8px 14px;border:1px solid #8b9b80;border-radius:8px;background:#fff;color:#283321;font:600 13px system-ui}
.lp-modal h2{font:700 clamp(22px,3vw,30px)/1.2 Georgia,serif;margin:20px 24px 15px;color:#24321e}
.lp-modal p{margin:16px 24px;font-size:14px;line-height:1.6}.lp-modal .lp-modal-link{display:block;margin:18px 24px;padding:14px;border-radius:10px;background:#537d32;color:white!important;text-align:center;text-decoration:none;font-weight:750}
.lp-modal .lp-modal-skip{display:block;margin:12px auto 22px;padding:10px 15px;min-height:44px;cursor:pointer;background:none;border:0;color:#384b2c;text-decoration:underline;font:14px system-ui}
.lp-modal :focus-visible,.lp-channel :focus-visible,.lp-library :focus-visible{outline:3px solid #8bbd56;outline-offset:3px}
.lp-keypoints{padding:20px 24px;margin:24px 0;border-left:4px solid #78964e;background:#f2f5eb}.lp-keypoints strong{color:#3a532b}
@supports (animation-timeline:view()){@media (min-width:801px) and (prefers-reduced-motion:no-preference){.lp-library:before,.lp-channel:before{animation:lp-parallax linear both;animation-timeline:view();animation-range:entry 0% exit 100%}}}
@keyframes lp-parallax{from{transform:translateY(-28px)}to{transform:translateY(28px)}}
@media(max-width:800px){.lp-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.lp-videos{grid-template-columns:1fr}.lp-library,.lp-channel{padding:24px}.lp-banner-caption strong{font-size:18px}}
@media(max-width:520px){.lp-banner,.lp-library,.lp-channel{width:calc(100% - 24px);border-radius:13px}.lp-banner{margin:12px auto 18px}.lp-ad-label{font-size:8px}.lp-ad-label span:last-child{display:none}.lp-banner-caption{display:block;padding:12px}.lp-banner-caption .lp-cta{width:100%;margin-top:12px}.lp-cards{grid-template-columns:1fr}.lp-library{padding:20px;margin-top:28px}.lp-channel{padding:22px}.lp-modal h2{margin:16px;font-size:23px}.lp-modal p{margin:14px 16px}}
@media(prefers-reduced-motion:reduce){.lp-banner-media:after{display:none}.lp-banner-img,.lp-cta{transition:none!important}.lp-banner-link:hover .lp-banner-img{filter:none}.lp-banner-link:hover .lp-cta{transform:none}.lp-library:before,.lp-channel:before{animation:none!important;transform:none!important}}

/* Bannière du livre : effet de la bannière BattleDeQuiz sur RéviserHistoire. */
.lp-book-banner{box-sizing:border-box;position:relative;isolation:isolate;overflow:hidden;width:min(1000px,calc(100% - 36px));margin:36px auto 38px;border:1px solid #d7b28d;border-radius:20px;background:#2b170d;box-shadow:0 10px 26px #3e1f0d1f;color:#f8ead8;font-family:system-ui,-apple-system,Segoe UI,sans-serif}
.lp-book-banner *{box-sizing:border-box}.lp-book-banner-label{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:30px;padding:7px 13px;background:#fffaf4;border-bottom:1px solid #ead7c2;color:#79583e;font-size:10px;line-height:1.4;font-weight:800;letter-spacing:.09em;text-transform:uppercase}
.lp-book-banner-label span:last-child{letter-spacing:.02em;text-transform:none}
.lp-book-banner-link{display:block!important;color:inherit!important;text-decoration:none!important}
.lp-book-banner-media{position:relative;width:100%;margin:0;padding:0;overflow:hidden;line-height:0;background:#1e120d}
.lp-book-banner-media:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(110deg,transparent 22%,rgba(255,255,255,.13) 46%,transparent 68%);transform:translateX(-135%);transition:transform .85s cubic-bezier(.2,.75,.25,1)}
.lp-book-banner-img{display:block!important;width:100%!important;max-width:100%!important;height:auto!important;margin:0!important;padding:0!important;border:0!important;border-radius:0!important;aspect-ratio:2170/725;object-fit:contain!important;object-position:center;transition:filter .3s ease;filter:none}
.lp-book-banner-link:hover .lp-book-banner-media:after,.lp-book-banner-link:focus-visible .lp-book-banner-media:after{transform:translateX(135%)}
.lp-book-banner-link:hover .lp-book-banner-img{transform:none;filter:brightness(1.03) saturate(1.03)}
.lp-book-banner-caption{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;padding:16px 18px;background:linear-gradient(120deg,#3b2114,#6d3a20);border-top:1px solid #ffffff17}
.lp-book-banner-copy{min-width:0}.lp-book-banner-copy h2{display:block;margin:0!important;color:#fff!important;font:500 23px/1.25 Georgia,serif!important}.lp-book-banner-copy p{margin:6px 0 0!important;color:#f0dcc4!important;font:14px/1.55 system-ui,sans-serif!important}.lp-book-banner-copy small{display:block;margin-top:7px;color:#fff0df;font:600 12px/1.5 system-ui,sans-serif}
.lp-book-banner-cta{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:11px 16px;border:1px solid #ffe2b857;border-radius:10px;background:#ffffff1c;color:#fff!important;font:750 14px/1.4 system-ui,sans-serif;white-space:nowrap;transition:background .18s ease,transform .18s ease}
.lp-book-banner-link:hover .lp-book-banner-cta,.lp-book-banner-link:focus-visible .lp-book-banner-cta{background:#ffffff2b;transform:translateX(2px)}
.lp-book-banner-link:focus-visible{outline:3px solid #f4c980;outline-offset:-4px}
.lp-book-banner-more{margin:0!important;padding:10px 18px 12px;background:#fffaf4;font:13px/1.5 system-ui,sans-serif;text-align:right}.lp-book-banner-more a{color:#704124!important;text-decoration:underline;text-underline-offset:3px}.lp-book-banner-more a:focus-visible{outline:3px solid #a36d2c;outline-offset:3px}
@media(max-width:620px){.lp-book-banner{width:calc(100% - 24px);margin:26px auto 30px;border-radius:15px;box-shadow:0 12px 28px #3e1f0d29}.lp-book-banner-label{font-size:9px;padding:7px 10px}.lp-book-banner-label span:last-child{display:none}.lp-book-banner-caption{display:block;padding:14px}.lp-book-banner-copy h2{font-size:21px!important}.lp-book-banner-copy p{font-size:13px!important}.lp-book-banner-cta{width:100%;margin-top:13px;white-space:normal;text-align:center}.lp-book-banner-more{text-align:left}}
@media(prefers-reduced-motion:reduce){.lp-book-banner-media:after{display:none}.lp-book-banner-img,.lp-book-banner-cta{transition:none!important}.lp-book-banner-link:hover .lp-book-banner-img{filter:none}.lp-book-banner-link:hover .lp-book-banner-cta,.lp-book-banner-link:focus-visible .lp-book-banner-cta{transform:none}}

:root{--lp-glow-one:rgb(178 124 58 / 0.14);--lp-glow-two:rgb(145 106 70 / 0.09);}
/* Titres d'abord — 13 octobre 2026. Dégradés CSS sans animation permanente. */
:is(body[data-lp-design],body:has(main[data-lp-design]),body:has(main .lp-banner)) main:not(main main) {background-image:radial-gradient(ellipse at 2% 0%,var(--lp-glow-one),transparent 48%),radial-gradient(ellipse at 98% 35%,var(--lp-glow-two),transparent 50%);background-repeat:no-repeat;background-size:100% 1050px;}
body main :is(.page-heading,.page-intro,.article-heading)[data-lp-intro] {border-radius:0 0 24px 24px;background-image:linear-gradient(130deg,var(--lp-glow-one),transparent 58%,var(--lp-glow-two));}
:is(body[data-lp-design],body:has(main[data-lp-design]),body:has(main .lp-banner)) main :is(.story-card,.mini-card,.content-card,.lp-card,.cc-card) {background-image:linear-gradient(140deg,#fff9,transparent 58%,var(--lp-glow-two));}
:is(body[data-lp-design],body:has(main[data-lp-design]),body:has(main .lp-banner)) main h1 {text-wrap:balance;}
main .lp-banner,.lp-title-banner-slot .lp-banner {width:100%;max-width:960px;margin:24px auto 28px;text-align:left;letter-spacing:normal;line-height:normal;box-shadow:0 14px 35px #16331c16;border-color:#aac295;}
.lp-title-banner-slot{width:100%;min-width:0;}
main .lp-banner .lp-ad-label {background:linear-gradient(105deg,#f7fbef,#e8f2dc);color:#405a32;}
main .lp-banner .lp-banner-caption {background:linear-gradient(120deg,#142d22 0%,#294b30 54%,#426331 100%);}
main .lp-banner .lp-cta {background:linear-gradient(125deg,#ffffff22,#cce99924);}
.lp-library {background-image:linear-gradient(125deg,#fffaf3,var(--lp-glow-two));}
.lp-channel {background-image:radial-gradient(ellipse at 92% 0%,#9fbd6b2e,transparent 70%),linear-gradient(130deg,#14271e,#284834);}
.lp-book-banner-label {background:linear-gradient(110deg,#fffaf4,#f3e2c9);}
/* A banner inside a two-column introduction must use its own column width. */
:is(body[data-lp-design],body:has(main[data-lp-design]),body:has(main .lp-banner)) :is(.hero-copy,.contact-copy,.article-heading,.page-intro,.cc-head>div) {min-width:0;}
:is(body[data-lp-design],body:has(main[data-lp-design]),body:has(main .lp-banner)) .cc-head {display:block;}
@media(max-width:620px){main .lp-banner,.lp-title-banner-slot .lp-banner{margin:18px auto 22px;border-radius:12px;}main .lp-banner .lp-banner-caption{padding:12px;}main .lp-banner .lp-banner-caption strong{font-size:17px;}}
@media(prefers-reduced-motion:reduce){main .lp-banner *,main .lp-banner :after{transition:none!important;animation:none!important;}}

/* Chess.com: a dedicated band after the full introduction. */
.lp-affiliate-band{box-sizing:border-box;position:relative;isolation:isolate;display:block;grid-column:1 / -1;width:100%;min-width:0;margin:30px auto 38px;padding:clamp(18px,3.8vw,54px) clamp(12px,3.8vw,56px);overflow:hidden;border:1px solid #bbac783b;border-radius:24px;background:radial-gradient(ellipse at 9% 0%,#bdd7a438,transparent 48%),radial-gradient(ellipse at 95% 100%,#c49d5545,transparent 48%),linear-gradient(125deg,#142e29,#294638 50%,#192d25);box-shadow:inset 0 1px #ffffff1c,0 16px 40px #132b2410;text-align:left;}
.lp-affiliate-band::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.17;background-image:conic-gradient(from 90deg,#e4d4a326 25%,transparent 0 50%,#e4d4a326 0 75%,transparent 0);background-size:86px 86px;mask-image:linear-gradient(105deg,#000,transparent 44%,transparent 66%,#000);}
.lp-affiliate-band::after{content:"";position:absolute;inset:10px;z-index:-1;pointer-events:none;border:1px solid #dfca8c29;border-radius:17px;}
main .lp-affiliate-band .lp-banner{position:relative;z-index:1;width:100%;max-width:1100px;margin:0 auto;border:1px solid #b8ce9d;border-radius:16px;box-shadow:0 16px 35px #04120d66;background:#13221b;}
main .lp-affiliate-band .lp-banner img{opacity:1;filter:none;}
.lp-affiliate-band + *{min-width:0;}
.lp-intro-block{min-width:0;}
.contact-page > .lp-affiliate-band,.cc-contact > .lp-affiliate-band{grid-column:1 / -1;}
.contact-page > [data-lp-intro],.cc-contact > [data-lp-intro]{grid-column:1 / -1;}
@media(max-width:620px){.lp-affiliate-band{margin:22px auto 28px;padding:18px 10px;border-radius:17px;background-size:auto;}.lp-affiliate-band::after{inset:5px;border-radius:12px;}main .lp-affiliate-band .lp-banner{margin:0;border-radius:11px;}.lp-affiliate-band .lp-ad-label{font-size:9px;gap:7px;padding:7px 10px;}}