/*
Theme Name: Révisions Charline
Theme URI: https://revisions-charline.fr
Author: Sophie
Description: Thème cahier à carreaux pour le site de révisions de Charline (Seconde). Bandeau des matières, fil d'Ariane, pages larges pour les fiches et exercices.
Version: 1.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: revisions-charline
*/

:root{
  --paper:#FBFBF7; --grid:#E4E9F3; --card:#FFFFFF; --line:#D7DCE8;
  --ink:#1C2A66; --muted:#5B6383; --margin:#C8323E; --hl:#FFE46B;
  --display:"Bricolage Grotesque","Arial Black",system-ui,sans-serif;
  --body:"Atkinson Hyperlegible","Segoe UI",system-ui,sans-serif;
  --hand:"Caveat","Comic Sans MS",cursive;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;
  background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:24px 24px}
img{max-width:100%;height:auto}
a{color:var(--ink)}
:focus-visible{outline:2px solid var(--margin);outline-offset:2px}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link:focus{position:fixed;top:8px;left:8px;width:auto;height:auto;clip:auto;background:var(--card);padding:8px 12px;z-index:100}

/* Bandeau */
.site-header{background:var(--card);border-bottom:3px solid var(--margin);position:sticky;top:0;z-index:20}
body.admin-bar .site-header{top:32px}
@media (max-width:782px){body.admin-bar .site-header{top:46px}}
.site-header .inner{max-width:1000px;margin:0 auto;padding:10px 16px;display:flex;gap:10px 22px;align-items:center;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:8px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.brand .b1{font-family:var(--display);font-weight:800;font-size:1.3rem;line-height:1}
.brand .b2{font-family:var(--hand);color:var(--margin);font-size:1.35rem;line-height:1}
.subjects{flex:1 1 300px;min-width:0}
.subjects ul{list-style:none;margin:0;padding:0;display:flex;gap:6px;overflow-x:auto;scrollbar-width:thin}
.subjects li{flex:0 0 auto}
.subjects a{display:block;text-decoration:none;font-weight:700;font-size:.88rem;color:var(--ink);border:1.5px solid var(--line);border-radius:999px;padding:4px 12px;background:var(--paper);white-space:nowrap}
.subjects a:hover{border-color:var(--ink)}
.subjects .current_page_item>a,.subjects .current_page_ancestor>a,.subjects .current-menu-item>a,.subjects .current-menu-ancestor>a{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.subjects ul ul{display:none}

/* Fil d'Ariane */
.crumbs{max-width:1000px;margin:0 auto;padding:14px 16px 0;font-size:.9rem;color:var(--muted)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--ink);text-decoration:underline}
.crumbs span.sep{margin:0 6px}

/* Contenu */
.site-main{max-width:1000px;margin:0 auto;padding:16px 16px 48px}
.entry-title{font-family:var(--display);font-weight:800;font-size:clamp(1.8rem,5vw,2.6rem);line-height:1.15;margin:12px 0 18px;text-wrap:balance}
.entry-content>*:first-child{margin-top:0}
.entry-content h2,.entry-content h3{font-family:var(--display)}
.plain .entry-content{background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:20px}
.child-list{display:grid;gap:10px;margin:24px 0 0;padding:0;list-style:none}
.child-list a{display:block;background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:12px 16px;text-decoration:none;font-weight:700}
.child-list a:hover{border-color:var(--ink)}

/* Pied de page */
.site-footer{border-top:1.5px solid var(--line);background:var(--card)}
.site-footer .inner{max-width:1000px;margin:0 auto;padding:16px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;font-size:.9rem;color:var(--muted)}
.site-footer a{color:var(--muted)}
.to-top{text-decoration:none}

/* Formulaire de mot de passe WordPress */
.post-password-form{background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:20px;max-width:520px}
.post-password-form input[type=password]{font:inherit;padding:8px 10px;border:1.5px solid var(--line);border-radius:6px;width:100%;margin-top:6px}
.post-password-form input[type=submit],button,.button{font:inherit;font-weight:700;background:var(--ink);color:var(--paper);border:0;border-radius:6px;padding:8px 16px;cursor:pointer;margin-top:10px}

.not-found{background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:24px;text-align:center}
.not-found .hand{font-family:var(--hand);color:var(--margin);font-size:1.6rem}

/* Accueil : blocs matières */
.home .hello{font-family:var(--hand);color:var(--margin);font-size:1.6rem;margin:8px 0 0}
.home-title{font-family:var(--display);font-weight:800;font-size:clamp(2rem,6vw,3rem);line-height:1.1;margin:2px 0 6px;text-wrap:balance}
.home-sub{color:var(--muted);margin:0 0 8px}
.grp{font-family:var(--display);font-weight:600;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:28px 0 10px;border-left:4px solid var(--margin);padding-left:10px}
.subj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.subj{background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:16px;display:flex;flex-direction:column;gap:6px;min-width:0}
.subj h3{font-family:var(--display);font-weight:800;font-size:1.3rem;margin:0;line-height:1.15}
.subj h3 a{text-decoration:none;color:var(--ink)}
.subj h3 span{background:linear-gradient(transparent 50%,var(--c) 50%);padding:0 .12em}
.subj .d{margin:0;color:var(--muted);font-size:.95rem}
.subj .st{margin:auto 0 0;padding-top:6px;font-size:.78rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.subj .st.on{color:#1E7B4B}
.subj .btns{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:6px}
.subj .btns a,.subj .btns span{display:block;text-align:center;font-weight:700;text-decoration:none;border-radius:6px;padding:8px 6px;border:2px solid var(--ink)}
.subj .b-cours{background:var(--c);color:var(--ink)}
.subj .b-exos{background:var(--ink);color:var(--paper)}
.subj .btns a:hover{transform:translateY(-1px);box-shadow:0 2px 0 var(--ink)}
.subj .btns .off{opacity:.35;cursor:not-allowed;background:var(--paper);color:var(--muted);border-color:var(--line)}

/* Page matière : listes Cours / Exercices */
.subj-sec{margin-top:26px}
.subj-sec h2{font-family:var(--display);font-weight:800;font-size:1.5rem;margin:0;border-left:4px solid var(--margin);padding-left:10px}
.subj-sec .sub{color:var(--muted);margin:4px 0 10px}
.chap-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.chap-list a{display:flex;gap:14px;align-items:baseline;background:var(--card);border:1.5px solid var(--line);border-radius:8px;padding:12px 16px;text-decoration:none;color:var(--ink)}
.chap-list a:hover{border-color:var(--ink)}
.chap-list .n{font-family:var(--hand);color:var(--margin);font-size:1.6rem;line-height:1}
.chap-list b{font-family:var(--display);font-size:1.1rem}
.entry-content [id],.subj-sec{scroll-margin-top:90px}
@media (prefers-reduced-motion:reduce){.subj .btns a:hover{transform:none}}