#edsb-kb { --edsb-kb-bg: #123b52; --edsb-kb-fg: #fff; --edsb-kb-top: 50vh; font: 600 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; color: #163347; }
#edsb-kb, #edsb-kb * { box-sizing: border-box; }
#edsb-kb .edsb-kb__trigger { position: fixed; z-index: 9990; left: 0; top: clamp(180px, var(--edsb-kb-top), calc(100vh - 180px)); transform: translateY(-50%); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; width: 52px; max-height: calc(100vh - 100px); padding: 17px 10px; overflow: hidden; border: 1px solid rgba(255,255,255,.2); border-left: 0; border-radius: 0 14px 14px 0; background: var(--edsb-kb-bg); color: var(--edsb-kb-fg); box-shadow: 0 4px 18px rgba(0,0,0,.18); text-decoration: none; cursor: pointer; font: inherit; letter-spacing: .03em; }
#edsb-kb .edsb-kb__icon { flex: 0 0 22px; display: block; }
#edsb-kb .edsb-kb__label { writing-mode: vertical-rl; transform: rotate(180deg); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-height: 280px; }
#edsb-kb .edsb-kb__trigger:hover, #edsb-kb .edsb-kb__cta:hover { box-shadow: 0 5px 22px rgba(0,0,0,.28); text-decoration: underline; }
#edsb-kb :is(a,button):focus-visible { outline: 3px solid #111; outline-offset: 3px; box-shadow: 0 0 0 6px #fff; }
#edsb-kb .edsb-kb__trigger:focus-visible { outline-offset: -5px; box-shadow: inset 0 0 0 8px #fff, 0 4px 18px rgba(0,0,0,.18); }
#edsb-kb .edsb-kb__panel { position: fixed; z-index: 9991; left: 64px; top: clamp(58px, calc(var(--edsb-kb-top) - 100px), max(58px, calc(100vh - 300px))); width: 340px; max-width: calc(100vw - 80px); max-height: calc(100vh - 80px); overflow: auto; padding: 20px; border: 1px solid #d2dce2; border-radius: 16px; background: #fff; color: #163347; box-shadow: 0 10px 40px rgba(0,0,0,.22); font: 400 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
#edsb-kb .edsb-kb__panel[hidden] { display: none !important; }
#edsb-kb .edsb-kb__heading { display: flex; align-items: flex-start; gap: 12px; }
#edsb-kb .edsb-kb__heading h2 { flex: 1; margin: 0; font: 700 19px/1.35 system-ui, -apple-system, "Segoe UI", sans-serif; color: #163347; }
#edsb-kb .edsb-kb__close { display: flex; align-items: center; justify-content: center; flex: 0 0 44px; width: 44px; height: 44px; margin: -8px -8px 0 0; padding: 0; border: 0; border-radius: 8px; background: #eef3f6; color: #163347; cursor: pointer; font: 400 28px/1 system-ui, sans-serif; }
#edsb-kb .edsb-kb__panel p { margin: 16px 0; color: #163347; font: inherit; }
#edsb-kb .edsb-kb__cta { display: block; min-height: 44px; padding: 11px 15px; border-radius: 8px; background: var(--edsb-kb-bg); color: var(--edsb-kb-fg); font: 600 15px/1.5 system-ui, sans-serif; text-decoration: none; overflow-wrap: anywhere; }
@supports (height: 100dvh) {
    #edsb-kb .edsb-kb__trigger { top: clamp(180px, var(--edsb-kb-top), calc(100dvh - 180px)); max-height: calc(100dvh - 100px); }
    #edsb-kb .edsb-kb__panel { top: clamp(58px, calc(var(--edsb-kb-top) - 100px), max(58px, calc(100dvh - 300px))); max-height: calc(100dvh - 80px); }
}
@media (max-width: 600px), (max-height: 440px) {
    #edsb-kb .edsb-kb__trigger { top: clamp(120px, var(--edsb-kb-top), calc(100vh - 120px)); top: clamp(120px, var(--edsb-kb-top), calc(100dvh - 120px)); flex-direction: column; gap: 7px; width: 48px; min-height: 48px; max-height: min(236px, calc(100vh - 100px)); max-height: min(236px, calc(100dvh - 100px)); padding: 12px 10px; border-radius: 0 10px 10px 0; }
    #edsb-kb .edsb-kb__label { writing-mode: vertical-rl; transform: rotate(180deg); min-height: 0; max-height: 170px; font-size: 14px; }
    #edsb-kb .edsb-kb__panel { left: max(12px, env(safe-area-inset-left)); top: 62px; width: 340px; max-width: calc(100vw - 24px); max-height: calc(100vh - 86px); max-height: calc(100dvh - 86px); padding: 18px; }
}
@media (forced-colors: active) {
    #edsb-kb .edsb-kb__trigger, #edsb-kb .edsb-kb__panel, #edsb-kb .edsb-kb__cta, #edsb-kb .edsb-kb__close { border: 1px solid ButtonText; }
    #edsb-kb :is(a,button):focus-visible { outline: 3px solid Highlight; }
}
@media print { #edsb-kb { display: none !important; } }