.arq-public-curriculum{padding-block:clamp(44px,6vw,80px);color:var(--ink,#252d29);scroll-margin-top:100px}
.arq-curriculum-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:28px;margin-bottom:28px}
.arq-curriculum-heading h2{font-size:clamp(28px,3.4vw,44px);font-weight:650;line-height:1.16;letter-spacing:-.025em;margin:0 0 12px}
.arq-curriculum-heading p{max-width:65ch;margin:0;color:var(--muted,#59665e);font-size:15px;line-height:1.65}
.arq-curriculum-modules{display:grid;gap:10px}
.arq-curriculum-module{background:var(--surface-2,#eaece7);border-radius:14px;padding:0 22px}
.arq-curriculum-module summary{cursor:pointer;display:list-item;list-style-position:inside;min-height:62px;padding-block:18px;font-size:16px;font-weight:600;line-height:1.55}
.arq-curriculum-module summary>span:first-child{margin-left:4px}
.arq-curriculum-count{font-size:12px;font-weight:500;color:var(--muted,#59665e);margin-left:14px;white-space:nowrap}
.arq-curriculum-module ol{list-style:none;margin:0;padding:0 0 17px;display:grid;gap:12px}
.arq-curriculum-module li{display:flex;justify-content:space-between;align-items:baseline;gap:20px;font-size:14px;line-height:1.6;padding-left:18px}
.arq-curriculum-module li>span:first-child{overflow-wrap:anywhere}
.arq-curriculum-duration{flex-shrink:0;color:var(--muted,#59665e);font-size:12px;font-variant-numeric:tabular-nums}
.arq-course-update{max-width:76ch;margin-top:30px}
.arq-course-update h3{font-size:18px;line-height:1.35;font-weight:650;margin:0 0 8px}
.arq-course-update p{font-size:14px;line-height:1.65;color:var(--muted,#59665e);margin:0}
.arq-course-upcoming{margin-top:clamp(40px,6vw,64px)}
.arq-course-upcoming>h3,.arq-course-plan-faq>h3{font-size:clamp(22px,2.4vw,30px);font-weight:650;line-height:1.2;letter-spacing:-.025em;margin:0 0 12px}
.arq-course-plan-notice{max-width:75ch;font-size:14px;line-height:1.65;color:var(--muted,#59665e);margin:0 0 24px}
.arq-planned-topic-list{display:grid;gap:20px;padding-bottom:22px}
.arq-planned-topic h4{font-size:13px;font-weight:650;line-height:1.5;margin:0 0 10px}
.arq-planned-topic ol{padding-bottom:0;gap:9px}
.arq-planned-topic li{font-size:13px;line-height:1.6;display:list-item;list-style-position:inside;padding-left:8px}
.arq-course-plan-faq{margin-top:40px;max-width:90ch}
.arq-course-plan-faq details{padding-block:12px}
.arq-course-plan-faq summary{min-height:44px;display:list-item;list-style-position:inside;font-size:15px;font-weight:600;line-height:1.6;cursor:pointer}
.arq-course-plan-faq p{color:var(--muted,#59665e);font-size:14px;line-height:1.65;max-width:75ch;margin:7px 0 0}
.arq-course-plan-faq summary:focus-visible{outline:3px solid var(--accent,#244b3b);outline-offset:4px}
.arq-preview-button,.arq-preview-link,.arq-preview-dismiss{font:inherit;font-size:14px;font-weight:600;line-height:1.4;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-align:center;text-decoration:none;cursor:pointer;border:0;border-radius:16px;transition:background-color 180ms ease,color 180ms ease,transform 160ms cubic-bezier(.77,0,.175,1)}
.arq-preview-button{flex-shrink:0;background:var(--accent,#244b3b);color:var(--accent-ink,#f4faf4);padding:12px 20px}
.arq-preview-link,.arq-preview-dismiss{background:transparent;color:var(--ink,#252d29);padding:10px 8px;text-underline-offset:4px}
.arq-preview-dismiss{color:var(--muted,#59665e)}
.arq-preview-button:active,.arq-preview-link:active,.arq-preview-dismiss:active{transform:scale(.98)}
.arq-preview-button:focus-visible,.arq-preview-link:focus-visible,.arq-preview-dismiss:focus-visible,.arq-curriculum-module summary:focus-visible{outline:3px solid var(--accent,#244b3b);outline-offset:4px;transition:none}
.arq-visitor-invitation{position:fixed;bottom:max(76px,env(safe-area-inset-bottom));left:16px;width:min(470px,calc(100vw - 32px));box-sizing:border-box;padding:20px 22px;background:var(--surface,#fff);color:var(--ink,#252d29);box-shadow:0 8px 32px rgb(23 62 45 / .14);border-radius:16px;z-index:75;font-family:inherit;opacity:1;transform:translateY(0);transition:opacity 200ms ease,transform 240ms cubic-bezier(.77,0,.175,1)}
.arq-visitor-invitation[hidden]{display:none!important}
.arq-visitor-invitation h2{font-size:19px;line-height:1.3;font-weight:650;letter-spacing:-.02em;margin:0 0 8px}
.arq-visitor-invitation p{font-size:13px;line-height:1.6;margin:0;color:var(--muted,#59665e);max-width:60ch}
.arq-visitor-invitation-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:14px}
.arq-visitor-invitation .arq-preview-button,.arq-visitor-invitation .arq-preview-link,.arq-visitor-invitation .arq-preview-dismiss{font-size:13px}
@starting-style{.arq-visitor-invitation{opacity:0;transform:translateY(8px)}}
@media(hover:hover) and (pointer:fine){.arq-preview-button:hover{background:var(--ink,#252d29);color:var(--surface,#fff)}.arq-preview-link:hover,.arq-preview-dismiss:hover{text-decoration:underline}.arq-curriculum-module summary:hover{color:var(--accent,#244b3b)}}
@media(max-width:640px){.arq-curriculum-heading{display:grid;gap:18px}.arq-curriculum-heading .arq-preview-button{justify-self:start}.arq-curriculum-module{padding-inline:15px}.arq-curriculum-module summary{font-size:15px}.arq-curriculum-count{display:block;margin:3px 0 0 18px}.arq-curriculum-module li{padding-left:8px;gap:12px}.arq-visitor-invitation{padding:16px 18px}.arq-visitor-invitation h2{font-size:17px}}
@media(prefers-reduced-motion:reduce){.arq-preview-button,.arq-preview-link,.arq-preview-dismiss,.arq-visitor-invitation{transition:none;transform:none}.arq-preview-button:active,.arq-preview-link:active,.arq-preview-dismiss:active{transform:none}}
/* Deterrence only: the authenticated player already renders this session mark. */
.hls-player .hls-session-mark{max-width:min(60%,28rem);pointer-events:none;animation:arq-session-mark-drift 48s cubic-bezier(.77,0,.175,1) infinite alternate}
@keyframes arq-session-mark-drift{0%{transform:translate(0,0)}50%{transform:translate(-25%,-20px)}100%{transform:translate(-8%,-4px)}}
@media(prefers-reduced-motion:reduce){.hls-player .hls-session-mark{animation:none;transform:none}}