/* site.css — shared styles for the non-activity pages of the CTOB suites ("field
   notebook" look): suite landing, band hubs, teacher launch pages, guides,
   correlation, implementation plans, policy, library, Classroom pages.
   Reuses the palette variables + fonts as breakout.css; load AFTER the inline
   :root palette. Fallbacks keep pages without the newer tokens readable. */

*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Nunito',sans-serif;color:var(--ink);line-height:1.6;min-height:100vh;
  background:
    radial-gradient(var(--dot,rgba(10,46,99,.07)) 1.2px,transparent 1.3px) 0 0/22px 22px,
    radial-gradient(ellipse 60% 50% at 80% 0%,var(--bg-a,rgba(245,184,0,.12))0%,transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 100%,var(--bg-b,rgba(10,46,99,.10))0%,transparent 60%),var(--paper)}
.wrap{max-width:1040px;margin:0 auto;padding:20px 20px 90px}
a{color:var(--c3)}
.crumb{font-size:.85rem;font-weight:700;margin-bottom:14px}
.crumb a{color:var(--c3);text-decoration:none}
.crumb a:hover{text-decoration:underline}

/* --- hero --------------------------------------------------------------- */
.hero{text-align:center;padding:12px 0 6px}
.eyebrow{display:inline-block;background:var(--navy);color:#fff;font-family:'Fredoka',sans-serif;font-weight:600;
  font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;padding:5px 14px;border-radius:6px;margin-bottom:12px}
.eyebrow.gold{background:var(--gold);color:var(--navy-d)}
h1{font-family:'Fredoka',sans-serif;font-weight:700;font-size:clamp(2rem,5vw,2.9rem);color:var(--navy);line-height:1.08}
.lede{color:var(--ink-soft);font-weight:600;margin:12px auto 0;max-width:680px;font-size:1.04rem}
/* Hero art: the illustrations keep their subject in the right two thirds, so the
   image is cropped from the left (object-position:right) and never clips the subject. */
.hero-img{display:block;width:100%;max-width:880px;aspect-ratio:16/7;height:auto;object-fit:cover;object-position:right center;
  border-radius:16px;margin:2px auto 18px;border:2px solid var(--line);background:#fff}
/* Wide screens: text beside the art (the grid mirrors itself in RTL). */
@media(min-width:860px){
  .hero:has(> .hero-img){display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);column-gap:36px;align-items:center;text-align:start;padding-top:4px}
  .hero:has(> .hero-img) > *{grid-column:1}
  .hero:has(> .hero-img) > .hero-img{grid-column:2;grid-row:1 / span 8;aspect-ratio:6/5;max-width:none;margin:0;align-self:center}
  .hero:has(> .hero-img) .eyebrow{justify-self:start}
  .hero:has(> .hero-img) .lede{margin-inline:0}
  .hero:has(> .hero-img) .btnrow{justify-content:flex-start}
  /* No breadcrumb above it (suite landing): clear the top-right language/Teachers bar. */
  main > .hero:first-child:has(> .hero-img){margin-top:52px}
}
@media(max-width:560px){.hero-img{aspect-ratio:16/9}}
/* Full uncropped feature/marketing graphic (e.g. the guide header banner). */
.feature-img{display:block;width:100%;max-width:900px;height:auto;border-radius:16px;margin:8px auto 20px;border:2px solid var(--line)}

h2{font-family:'Fredoka',sans-serif;font-weight:600;color:var(--navy);font-size:1.55rem;margin:36px 0 6px;line-height:1.2}
h3{font-family:'Fredoka',sans-serif;font-weight:600;color:var(--navy);font-size:1.15rem;margin:20px 0 4px}
p{margin:8px 0}
.section-note{color:var(--ink-soft);font-weight:600;font-size:.97rem;margin-bottom:14px}
/* Grade-band divider headings on the landing page. */
.band-h{display:flex;align-items:center;gap:12px;font-size:1.2rem;margin:26px 0 0}
.band-h::after{content:'';flex:1;height:2px;background:repeating-linear-gradient(90deg,var(--line-strong,var(--line)) 0 8px,transparent 8px 14px)}

/* --- activity cards: notebook index cards -------------------------------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:14px}
.card{display:flex;flex-direction:column;background:var(--card);border:2px solid var(--line);border-top:6px solid var(--navy);border-radius:12px;
  padding:16px 18px 14px;text-decoration:none;color:inherit;transition:transform .18s,box-shadow .18s,border-color .18s;position:relative;
  box-shadow:0 3px 0 var(--line)}
.card:hover{transform:translateY(-3px);border-color:var(--line-strong,var(--line));border-top-color:var(--gold);box-shadow:0 10px 24px rgba(10,36,99,.12)}
.card .badge{display:inline-block;font-family:'Fredoka',sans-serif;font-weight:600;font-size:.7rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--navy);background:var(--surface,#eef4ff);padding:3px 10px;border-radius:6px;align-self:flex-start;margin-bottom:10px}
.card .ico{font-size:2.1rem;line-height:1}
.card .ctitle{font-family:'Fredoka',sans-serif;font-weight:700;color:var(--navy);font-size:1.2rem;margin:8px 0 4px;line-height:1.2}
.card .cdesc{color:var(--ink-soft);font-weight:600;font-size:.92rem;flex:1}
.card .cgo{margin-top:12px;font-family:'Fredoka',sans-serif;font-weight:600;color:var(--c3);font-size:.95rem}
.card:hover .cgo{text-decoration:underline}
.card.locked{border-style:dashed;opacity:.92}
.card .tier{position:absolute;top:14px;inset-inline-end:14px;font-size:.78rem}
.freeflag{color:var(--good);font-weight:800;background:var(--good-bg,#f0fdf4);border:1px solid var(--good);border-radius:5px;padding:1px 7px;letter-spacing:.04em}

/* --- generic content panels --------------------------------------------- */
.panel{background:var(--card);border:2px solid var(--line);border-radius:14px;padding:20px 22px;margin:16px 0}
.panel.gold{background:#fffdf7;border:2px dashed var(--gold-d)}
.panel.tip{background:var(--surface,#eefbfd);border:2px solid var(--line-strong,var(--c3));border-inline-start-width:6px}
ul,ol{margin:8px 0;padding-inline-start:22px}
li{margin:5px 0;font-weight:600;color:var(--ink)}
.small{font-size:.86rem;color:var(--ink-soft);font-weight:600}
/* Descriptive tags (not buttons): plain labels with a bullet, no border. */
.pill{display:inline-block;background:none;color:var(--ink-soft);border:0;padding:0;font-size:.8rem;font-weight:700;margin:2px 10px 2px 0}
.pill::before{content:'▸ ';color:var(--gold-d)}
.pill.sub{color:var(--navy);background:var(--surface,#eef4ff);border-radius:5px;padding:1px 7px}
.pill.sub::before{content:none}
[dir="rtl"] .pill{margin:2px 0 2px 10px}

/* Library filters are toggles: strong outline, and a check when pressed. */
.wrap .chip{min-height:38px;border:2px solid var(--line-strong,var(--line));background:#fff;color:var(--navy);border-radius:8px;font-weight:700}
.wrap .chip[aria-pressed="true"],.wrap .chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.wrap .chip[aria-pressed="true"]::before{content:'✓ '}

/* --- tables (correlation, standards) ------------------------------------ */
.tbl-wrap{overflow-x:auto;margin:14px 0}
table{border-collapse:collapse;width:100%;background:#fff;border:2px solid var(--line);border-radius:12px;overflow:hidden;font-size:.92rem}
th,td{text-align:start;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--navy);color:#fff;font-family:'Fredoka',sans-serif;font-weight:600;letter-spacing:.02em}
tbody tr:nth-child(even){background:var(--surface,#f7f9ff)}
td .lk{font-weight:700;color:var(--navy)}
caption{caption-side:top;text-align:start;font-family:'Fredoka',sans-serif;color:var(--navy);font-weight:600;margin-bottom:6px}

.disclaimer{background:#fffdf7;border:2px solid var(--line);border-inline-start:6px solid var(--gold-d);border-radius:10px;padding:12px 14px;font-size:.86rem;
  color:var(--ink-soft);font-weight:600;margin:16px 0}
footer{text-align:center;margin-top:44px;font-size:.82rem;color:var(--ink-soft);font-weight:600;line-height:1.7}
footer a{color:var(--c3);font-weight:700}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:18px}
.btn{display:inline-flex;align-items:center;gap:6px;min-height:44px;background:var(--navy);color:#fff;text-decoration:none;border-radius:8px;padding:10px 20px;
  font-family:'Fredoka',sans-serif;font-weight:600;font-size:.98rem;border:2px solid var(--navy);box-shadow:0 3px 0 var(--navy-d)}
.btn:hover{background:var(--navy-d)}
.btn.gold{background:var(--gold);color:var(--navy-d);border-color:var(--gold);box-shadow:0 3px 0 var(--gold-d)}
.btn.ghost{background:#fff;color:var(--navy);border:2px solid var(--line-strong,var(--line));box-shadow:none}
.btn.ghost:hover{border-color:var(--navy);background:var(--surface,#f7f9ff)}

/* --- accessibility --------------------------------------------------------- */
/* Visible keyboard focus on every interactive element (WCAG 2.4.7 / 2.4.11). */
a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible,
input:focus-visible,textarea:focus-visible,.card:focus-visible,.chip:focus-visible{
  outline:3px solid var(--focus,var(--navy));outline-offset:3px}
/* Skip-to-content link — visible only when focused (WCAG 2.4.1). */
.skip-link{position:absolute;left:8px;top:-48px;background:var(--navy);color:#fff;padding:10px 16px;
  border-radius:0 0 10px 10px;z-index:200;font-weight:800;text-decoration:none;transition:top .15s}
.skip-link:focus{top:0}
/* Screen-reader-only text. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Respect reduced-motion preference. */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .card:hover{transform:none}
}
@media print{
  body{background:#fff}
  .hero-img,.topnav,.teacher-menu,.site-langbar,.btnrow{display:none!important}
  .card,.panel,table{box-shadow:none;break-inside:avoid}
}