/* Public-page tokens follow the same data-theme attribute as the study app. */
:root{--public-bg:#12161d;--public-panel:#18202a;--public-text:#e4e8ef;--public-muted:#a3adbf;--public-border:#46566b;--public-yellow:#ffc800;--public-ink:#22200e;--public-shadow:0 16px 46px rgb(0 0 0/.18)}
:root[data-theme="light"]{--public-bg:#f7f9fa;--public-panel:#fff;--public-text:#24313c;--public-muted:#536170;--public-border:#dce3e7;--public-yellow:#ffc800;--public-ink:#22200e;--public-shadow:0 16px 46px rgb(22 37 60/.07)}
*{box-sizing:border-box}html{scroll-padding-top:6rem}body{margin:0;background:var(--public-bg);color:var(--public-text);font:1rem/1.65 system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif}a{color:inherit;text-underline-offset:.2em}button,input,select{font:inherit}a,button,select{touch-action:manipulation}a:focus-visible,button:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #6d98e6;outline-offset:4px}button,select{color:var(--public-text);background:var(--public-panel);border:1px solid var(--public-border);border-radius:.7rem;padding:.45rem .7rem}a:hover{text-decoration-thickness:2px}.skip-link{position:fixed;inset-inline-start:1rem;top:-8rem;z-index:10;background:var(--public-yellow);color:var(--public-ink);padding:.8rem 1.1rem;border-radius:.7rem}.skip-link:focus{top:1rem}.public-shell{max-width:1160px;margin-inline:auto;padding-inline:clamp(1rem,4vw,2.5rem)}.public-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-block:1.25rem;border-bottom:1px solid var(--public-border)}.public-brand{display:inline-flex;gap:.7rem;align-items:center;text-decoration:none;font-size:1.35rem;font-weight:850;letter-spacing:-.035em}.public-brand img{width:46px;height:46px;object-fit:contain}.public-nav,.public-controls,.public-actions{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}.public-nav{font-weight:650;font-size:.94rem}.public-controls{gap:.45rem}.public-languages{display:flex;gap:.45rem;font-size:.82rem}.public-languages a{padding:.35rem .45rem;border-radius:.45rem}.public-languages a[aria-current="page"]{background:var(--public-panel);box-shadow:inset 0 0 0 1px var(--public-border)}.public-theme-control{display:flex;gap:.35rem;align-items:center;font-size:.85rem}.public-theme-control select{max-width:10.5rem}.public-hero{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(250px,.8fr);gap:clamp(1.5rem,5vw,4rem);align-items:center;padding-block:clamp(2rem,7vw,5rem)}.public-eyebrow{font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;font-weight:800;color:var(--public-muted);margin:0 0 1rem}.public-hero h1{font-size:clamp(2.2rem,5.5vw,4.1rem);line-height:1.12;letter-spacing:-.045em;margin:0 0 1.25rem;max-width:19ch}.public-lead{font-size:clamp(1.05rem,2vw,1.18rem);max-width:58ch;color:var(--public-muted);margin:0 0 1.5rem}.public-button{display:inline-flex;justify-content:center;align-items:center;text-align:center;gap:.5rem;min-height:46px;padding:.7rem 1.1rem;border:1px solid var(--public-border);border-radius:.85rem;font-weight:750;text-decoration:none;background:var(--public-panel)}.public-button.primary{background:var(--public-yellow);border-color:var(--public-yellow);color:var(--public-ink)}.public-button:active{transform:scale(.96);transition:transform .2s}.public-subnote{font-size:.88rem;color:var(--public-muted);max-width:65ch;margin-top:1rem}.public-visual{background:var(--public-panel);border:1px solid var(--public-border);border-radius:2rem;padding:clamp(1.4rem,4vw,3rem);box-shadow:var(--public-shadow);text-align:center;display:grid;justify-items:center;gap:1rem}.public-visual img{display:block;width:min(100%,248px);aspect-ratio:1;object-fit:contain}.public-visual p{font-weight:700;margin:0}.public-badges{display:flex;gap:.55rem;flex-wrap:wrap;justify-content:center}.public-pill{padding:.3rem .6rem;border:1px solid var(--public-border);border-radius:2rem;font-size:.8rem;color:var(--public-muted)}.public-section{padding-block:2rem}.public-section h2{font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.025em;line-height:1.3;margin:0 0 1.15rem}.public-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.public-card{background:var(--public-panel);border:1px solid var(--public-border);border-radius:1.1rem;padding:1.4rem;min-width:0}.public-card h3{margin:.2rem 0 .65rem;font-size:1.08rem;line-height:1.4}.public-card p{margin:0;color:var(--public-muted)}.public-card-symbol{font-size:1.5rem}.public-faq{max-width:850px}.public-faq details{border-bottom:1px solid var(--public-border);padding:1rem 0}.public-faq summary{font-weight:700;cursor:pointer}.public-faq p{color:var(--public-muted);margin:.8rem 0 .1rem}.public-footer{border-top:1px solid var(--public-border);padding-block:1.8rem 2.5rem;color:var(--public-muted);font-size:.88rem}.public-footer-links{display:flex;gap:.8rem 1.2rem;flex-wrap:wrap;margin-bottom:1rem}.public-footer p{margin:.45rem 0}.public-document{max-width:840px;padding-block:clamp(2rem,6vw,4rem)}.public-document h1{font-size:clamp(2rem,4.5vw,3rem);line-height:1.2;letter-spacing:-.035em;margin:0 0 .7rem}.public-document h2{font-size:1.3rem;margin:2rem 0 .65rem;line-height:1.4}.public-document p{margin:.7rem 0}.public-document ul{padding-inline-start:1.5rem}.public-document li{margin:.45rem 0}.public-document a{overflow-wrap:anywhere}.public-summary{padding:1rem 1.25rem;background:var(--public-panel);border-inline-start:4px solid var(--public-yellow);border-radius:.7rem;margin:1.5rem 0}.public-date{font-size:.9rem;color:var(--public-muted)}.public-todo{border:1px dashed var(--public-border);padding:1rem;background:var(--public-panel);border-radius:.7rem;font-weight:650}.public-pricing{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.1rem;margin-block:1.6rem}.public-plan h2{margin-top:0}.public-plan ul{padding-inline-start:1.4rem;margin-block:1.2rem}.public-plan li{margin:.65rem 0}.public-plan-note{font-size:.88rem;color:var(--public-muted)}.public-coming{font-weight:800;margin:.7rem 0;color:var(--public-text)}.public-draft{padding:.8rem;border:1px dashed var(--public-border);border-radius:.6rem;font-weight:750}.public-404{text-align:center;max-width:670px;margin:auto;min-height:62vh;display:grid;align-content:center;justify-items:center}.public-404 strong{font-size:5rem;line-height:1;color:var(--public-muted)}.public-404 h1{font-size:2rem;line-height:1.25}.public-404 p{color:var(--public-muted)}html[dir="rtl"] body{letter-spacing:normal}html[dir="rtl"] .public-hero h1{letter-spacing:normal;line-height:1.35;max-width:20ch}html[dir="rtl"] .public-eyebrow{letter-spacing:normal}html[dir="rtl"] .public-brand{letter-spacing:normal}html[dir="rtl"] .public-document{line-height:1.95}@media(max-width:780px){.public-hero{grid-template-columns:1fr}.public-visual{max-width:470px;justify-self:stretch}.public-grid{grid-template-columns:1fr}.public-header{align-items:flex-start}.public-nav{width:100%;order:3}.public-pricing{grid-template-columns:1fr}.public-footer{padding-bottom:2rem}.public-controls{margin-inline-start:auto}.public-document{padding-top:2rem}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.public-button:active{transform:none}}
.ww-beta-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--public-yellow);color:var(--public-ink);font-size:10px;font-weight:850;line-height:1;padding:2px 7px;border-radius:999px;letter-spacing:.05em;text-transform:uppercase;vertical-align:middle;margin-inline-start:6px;user-select:none;box-shadow:0 1px 2px rgb(0 0 0/.18)}
.public-sub-card{margin-top:2rem;padding:1.75rem;border:1px solid var(--public-border);border-radius:1.25rem;background:var(--public-panel)}
.public-sub-form{display:flex;flex-direction:column;gap:1rem;margin-top:1rem}
.public-sub-categories{display:flex;flex-direction:column;gap:.6rem}
.public-checkbox-label{display:flex;align-items:flex-start;gap:.65rem;font-size:.92rem;cursor:pointer;user-select:none}
.public-checkbox-label input[type="checkbox"]{width:18px;height:18px;margin-top:2px;accent-color:var(--public-yellow);cursor:pointer}
.public-consent-label{font-size:.82rem;color:var(--public-muted)}
.public-sub-row{display:flex;gap:.6rem;flex-wrap:wrap}
.public-input{flex:1;min-width:220px;padding:.65rem .9rem;border:1px solid var(--public-border);border-radius:.75rem;background:var(--public-bg);color:var(--public-text);font-size:.95rem}
.public-input:focus{outline:3px solid #6d98e6;outline-offset:2px}
.public-sub-msg{margin:0;font-size:.9rem;font-weight:650;min-height:1.4em}


/* Desktop-first editorial sections retain the same calm palette at every width. */
.public-shell{max-width:1280px}.public-hero{padding-block:clamp(40px,7vw,96px);gap:64px}
.public-hero h1{max-width:17ch;font-size:clamp(2.4rem,5vw,4.5rem)}
.public-grid{gap:24px}.public-card{padding:28px;border-radius:16px}
.public-card-symbol{font-size:1rem;color:var(--public-muted);font-variant-numeric:tabular-nums}
.public-section{padding-block:48px}.public-montage{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:48px;align-items:center}
.public-video-slot{margin:0;min-width:0;aspect-ratio:16/9;background:var(--public-panel);border:1px solid var(--public-border);border-radius:20px;overflow:hidden}
.public-video-slot video{width:100%;height:100%;object-fit:contain}
.public-montage-poster{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;gap:4px}
.public-montage-poster img{width:clamp(80px,12vw,150px);height:auto;max-height:45%;object-fit:contain}.public-montage-poster p{font-weight:750;margin:0}.public-montage-poster span{color:var(--public-muted);font-size:.9rem}
.public-faq-page{max-width:1280px}.public-faq-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:64px;align-items:start;margin-top:48px}
.public-faq-index{position:sticky;top:24px;display:grid;gap:8px}.public-faq-index a{padding:10px 14px;text-decoration:none;border-radius:10px}.public-faq-index a:hover{background:var(--public-panel)}
.public-faq section{scroll-margin-top:24px;margin-bottom:40px}.public-faq summary{min-height:44px;line-height:1.6}.public-faq p{max-width:72ch}
.public-table-scroll{overflow:auto}table{border-collapse:collapse;width:100%}td{padding:12px;border-bottom:1px solid var(--public-border)}
:root[data-theme="light"] .public-pill{background:#eef2f4;border-color:transparent}
@media(max-width:800px){.public-hero{gap:28px}.public-montage,.public-faq-layout{grid-template-columns:1fr;gap:24px}.public-faq-index{position:static;display:flex;flex-wrap:wrap;gap:4px}.public-faq-index a{background:var(--public-panel);font-size:.85rem}.public-card{padding:24px}.public-section{padding-block:28px}}

.public-attribution{padding:20px;border:1px solid var(--public-border);border-radius:12px;margin-top:28px}

:root{--public-accent:#ffc800}:root[data-theme="light"]{--public-accent:#765116}
.public-brand>span:first-of-type{color:var(--public-accent)}.public-nav a{text-decoration:none;padding:8px 10px;border-radius:8px}.public-nav a:hover{background:var(--public-panel)}
.public-button,.public-brand,.public-card,.public-hero{font-family:inherit}.ww-beta-badge{background:var(--public-yellow)!important;color:var(--public-ink)!important}
.public-error{min-height:70vh;max-width:760px;padding-block:64px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:20px}.public-error img{object-fit:contain}.public-error h1{font-size:clamp(28px,5vw,44px);line-height:1.2;margin:0}.public-error-code{font:800 3rem/1 system-ui;color:var(--public-accent)}.public-error .public-lead{margin:0}
.public-sources{max-width:1000px}.public-sources .stack{display:grid;gap:24px}.public-sources h2{margin-top:0}.public-sources .public-card p{line-height:1.8}.public-sources .public-card a{color:var(--public-accent)}

body{font-family:Nunito,system-ui,-apple-system,"Segoe UI",sans-serif}html[lang="ar"] body{font-family:"IBM Plex Sans Arabic",Nunito,system-ui,sans-serif}

.public-art{float:inline-end;width:110px;height:auto;object-fit:contain;margin:0 0 6px 14px}@media (max-width:600px){.public-art{width:76px}}


/* Back button in public header */
.public-header-brand-wrap{display:inline-flex;align-items:center;gap:.75rem}
.public-header-brand-wrap .ww-app-back{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;min-width:40px;min-height:40px;padding:0;
  border-radius:50%;
  border:1px solid var(--public-border);
  background:var(--public-panel);
  color:var(--public-text);
  cursor:pointer;
  flex:0 0 40px;
  box-shadow:none;
}
.public-header-brand-wrap .ww-app-back:hover{background:var(--public-bg)}
.public-header-brand-wrap .ww-app-back:focus-visible{outline:3px solid #6d98e6;outline-offset:2px}
.public-header-brand-wrap .ww-app-back[hidden]{display:none !important}
html[dir="rtl"] .public-header-brand-wrap .ww-app-back svg{transform:rotate(180deg)}

/* Dynamic Home Page Hero CTA button groups based on auth state */
.public-action-group{display:none;align-items:center;gap:.75rem;flex-wrap:wrap}
html[data-auth-state="logged-out"] .public-action-group[data-cta-state="logged-out"],
html:not([data-auth-state]) .public-action-group[data-cta-state="logged-out"]{
  display:inline-flex;
}
html[data-auth-state="guest"] .public-action-group[data-cta-state="guest"]{
  display:inline-flex;
}
html[data-auth-state="signed-in"] .public-action-group[data-cta-state="signed-in"]{
  display:inline-flex;
}

/* A compact editorial home: clear opening, one action group, quieter supporting sections. */
.public-hero{grid-template-columns:minmax(0,1.35fr) minmax(240px,.65fr);padding-block:clamp(32px,5.5vw,76px);gap:clamp(28px,5vw,64px)}
.public-hero h1{font-size:clamp(2.2rem,4.5vw,4.15rem);line-height:1.12;letter-spacing:-.035em;max-width:18ch;margin-block:16px 22px}
.public-hero .public-lead{font-size:clamp(1.05rem,1.6vw,1.22rem);max-width:52ch;line-height:1.75}
.public-hero .public-actions{gap:12px;margin-block:26px 16px}
.public-button{box-shadow:none;border-radius:14px;min-height:48px;align-items:center}
.public-visual{justify-self:stretch;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px 20px;border:1px solid var(--public-border);border-radius:28px;box-shadow:none;background:var(--public-panel);min-width:0}
.public-visual>img{width:clamp(150px,18vw,228px);height:auto;max-width:100%;border-radius:22%;filter:none}
.public-visual>p{font-weight:750;margin-block:18px 14px;text-align:center}
.public-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.public-pill{font-size:.8rem;line-height:1.5;padding:5px 10px}
.public-section>h2{font-size:clamp(1.5rem,2.7vw,2.1rem);line-height:1.3;margin-block:0 24px;max-width:30ch}
.public-grid{align-items:stretch;gap:16px}.public-grid .public-card{padding:24px;border:1px solid var(--public-border);box-shadow:none;border-radius:18px}
.public-grid .public-card h3{font-size:1.12rem;line-height:1.4;margin-block:12px}.public-grid .public-card p{font-size:.98rem;line-height:1.75;color:var(--public-muted)}
.public-montage{gap:32px;padding-block:36px}.public-montage .public-lead{font-size:1.03rem;line-height:1.8}
.public-video-slot{border-radius:20px;box-shadow:none}.public-faq details{border-radius:12px;box-shadow:none}
.public-icon{width:24px;height:24px;object-fit:contain;vertical-align:middle;margin-inline-end:8px}
html[dir="rtl"] .public-hero h1{letter-spacing:normal;line-height:1.4}
@media(max-width:780px){.public-hero{grid-template-columns:1fr;gap:28px}.public-visual{padding:22px 18px}.public-visual>img{width:160px}.public-hero h1{max-width:20ch}.public-montage{grid-template-columns:1fr}.public-grid .public-card{padding:20px}.public-section{padding-block:28px}}