/* The same three designs and saved preference as the main notebook. */
html[data-site-theme] {
 --paper:#f3eddf;--surface:#fffdf7;--ink:#213c32;--muted:#59695c;
 --green:#245b45;--line:#c7c9b4;--soft:#e8eddf;--on-accent:#fffdf7;
 --board-paper:#fffdf8;--board-ink:#263d32;--board-entry:#155fa5;
 --board-line:#aab4ab;--board-frame:#294536;--board-note:#62706a;
}
html[data-site-theme=color] {
 --paper:#f8f8f5;--surface:#fff;--ink:#213450;--muted:#526179;
 --green:#275bbd;--line:#c8d4e7;--soft:#e9f0ff;
 --board-ink:#243955;--board-frame:#294975;--board-line:#b2bfd2;
}
html[data-site-theme=lounge] {
 --paper:#0b1c2c;--surface:#132a3d;--ink:#f5edd7;--muted:#bccacb;
 --green:#e8c785;--line:#6f735d;--soft:#1b3645;--on-accent:#17302f;
 --board-paper:#fff8e7;--board-ink:#2b4036;--board-entry:#155b89;
 --board-line:#b5b39d;--board-frame:#4d604c;--board-note:#667367;
}
html[data-site-theme] body{background-color:var(--paper);color:var(--ink)}
html[data-site-theme=notebook] body{background-image:url('/nanpure/releases/2026.11.03.85/themes/paper.svg')}
html[data-site-theme=lounge] body{background-image:url('/nanpure/releases/2026.11.03.85/themes/lounge.webp');background-position:center bottom;background-size:cover;background-attachment:fixed}
html[data-site-theme] :is(button,.button,select,input[type=search]){border-color:var(--line);background-color:var(--surface);color:var(--ink)}
html[data-site-theme] :is(button,.button):hover{background-color:var(--soft)}
html[data-site-theme] :is(button,.button).primary{background:var(--green);border-color:var(--green);color:var(--on-accent)}
html[data-site-theme] :is(.panel,.filters,.card){background:var(--surface);border-color:var(--line)}
html[data-site-theme=color] :is(.panel,.card){border-radius:18px;box-shadow:0 4px 0 #dbe4f0}
html[data-site-theme=notebook] :is(.hero h1,.lesson-title h1){font-family:Georgia,'Yu Mincho',serif}
html[data-site-theme=lounge] :is(main#library,.video-panel){background:#0b2032eb;border:1px solid #a99260;border-radius:14px;padding:22px}
html[data-site-theme=lounge] :is(.notice,.route-limit,.badge.partial){background:#eee2bf;color:#344b40}
html[data-site-theme] .modes button[aria-current=page]{background:var(--green);color:var(--on-accent)}
html[data-site-theme] .routes button[aria-pressed=true]{background:var(--soft);border-color:var(--green)}
@media print{html[data-site-theme] body{background:white!important;color:black!important}}
html[data-site-theme] :is(.muted,small){color:var(--muted)}
html[data-site-theme] :is(a,.badge){color:var(--green)}
html[data-site-theme] #player{background:var(--paper);color:var(--ink)}
html[data-site-theme] #notice:not(.notice){color:var(--green)}
html[data-site-theme=lounge] #practice-feedback[data-result=correct]{color:#a9dec0}
html[data-site-theme=lounge] #practice-feedback[data-result=wrong]{color:#ffb8a0}