/* ============================================================
   CyberSWAT — design tokens
   Palette: ink navy base, paper background, three grade-band
   accents (amber/teal/rust) that carry real meaning — they mark
   which band (elementary/middle/high) a grade belongs to,
   everywhere in the UI.
   Type: Fraunces (display, used sparingly) + Inter (body/UI)
   + IBM Plex Mono (numbers, standard codes, labels).
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --ink: #1b2b42;
  --ink-soft: #34455e;
  --paper: #f6f3ec;
  --paper-raised: #fffdf9;
  --line: #ddd5c2;

  --amber: #c9862f;
  --amber-soft: #f3e2c2;
  --teal: #276b5d;
  --teal-soft: #d8e8e2;
  --rust: #a8452f;
  --rust-soft: #f0d9cf;

  --ink-rgb: 27,43,66;

  --radius: 3px;
  --shadow: 0 1px 2px rgba(27,43,66,.06), 0 8px 24px -12px rgba(27,43,66,.18);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, monospace;

  --maxw: 1120px;
}

.visually-hidden{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}
.visually-hidden:focus{
  position:fixed; top:8px; left:8px; width:auto; height:auto; padding:10px 16px;
  background:var(--ink); color:#fff; z-index:200; border-radius:6px; clip:auto;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--ink);
  margin:0 0 .5em;
  line-height:1.15;
  font-weight:600;
}
p{ margin:0 0 1em; color:var(--ink-soft); }
a{ color:inherit; }
img{ max-width:100%; display:block; }
:focus-visible{ outline:3px solid var(--teal); outline-offset:2px; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:64px;
}
.brand{
  display:flex; align-items:center; gap:.55em;
  font-family:var(--font-display); font-weight:600; font-size:1.15rem;
  color:#fff; text-decoration:none; letter-spacing:.01em;
}
.brand .mark{
  width:28px; height:28px; border-radius:6px;
  background:linear-gradient(135deg,var(--amber),var(--teal) 50%,var(--rust));
  display:inline-flex; align-items:center; justify-content:center;
  color:var(--ink); font-family:var(--font-mono); font-weight:700; font-size:.7rem;
}
.brand small{ display:block; font-family:var(--font-body); font-weight:500; font-size:.62rem; color:#c9d2df; letter-spacing:.06em; text-transform:uppercase; }

nav.primary{ display:flex; align-items:center; gap:2px; }
nav.primary a{
  color:#dbe2ec; text-decoration:none; font-size:.86rem; font-weight:500;
  padding:8px 10px; border-radius:6px; white-space:nowrap;
}
nav.primary a:hover{ background:rgba(255,255,255,.08); color:#fff; }
nav.primary a.current{ background:rgba(255,255,255,.12); color:#fff; }
nav.primary a.resources-link{ margin-left:6px; border:1px solid rgba(255,255,255,.25); }

.nav-toggle{
  display:none; background:none; border:1px solid rgba(255,255,255,.3); color:#fff;
  border-radius:6px; padding:8px 10px; font-size:.85rem; cursor:pointer;
}
@media (max-width:920px){
  nav.primary{
    position:absolute; top:64px; left:0; right:0; background:var(--ink);
    flex-direction:column; align-items:stretch; padding:8px 16px 16px;
    display:none; border-bottom:1px solid rgba(255,255,255,.08);
  }
  nav.primary.open{ display:flex; }
  nav.primary a{ padding:12px 10px; }
  .nav-toggle{ display:inline-flex; }
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--font-body); font-weight:600; font-size:.92rem;
  padding:12px 20px; border-radius:6px; text-decoration:none;
  border:1px solid transparent; cursor:pointer;
}
.btn-primary{ background:var(--amber); color:var(--ink); }
.btn-primary:hover{ background:#b97a29; }
.btn-ghost{ background:transparent; color:var(--paper-raised); border-color:rgba(255,255,255,.4); }
.btn-ghost:hover{ border-color:#fff; }
.btn-outline{ background:transparent; color:var(--ink); border-color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:#fff; }

/* ---------- hero ---------- */
.hero{
  background:
    radial-gradient(ellipse 900px 500px at 85% -10%, rgba(201,134,47,.18), transparent 60%),
    radial-gradient(ellipse 700px 400px at 5% 110%, rgba(39,107,93,.20), transparent 60%),
    var(--ink);
  color:#fff; padding:72px 0 56px; position:relative; overflow:hidden;
}
.eyebrow{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--amber); margin-bottom:14px; display:block;
}
.hero h1{ color:#fff; font-size:clamp(2.1rem,4.2vw,3.4rem); max-width:16ch; }
.hero .lede{ color:#cbd4e0; font-size:1.15rem; max-width:56ch; }
.hero .cta-row{ display:flex; gap:12px; flex-wrap:wrap; margin-top:26px; }

.stat-row{
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  margin-top:48px; border-top:1px solid rgba(255,255,255,.14);
}
.stat-row div{ padding:20px 4px 0; border-left:1px solid rgba(255,255,255,.14); }
.stat-row div:first-child{ border-left:none; }
.stat-num{ font-family:var(--font-mono); font-size:1.9rem; font-weight:600; color:var(--amber); display:block; }
.stat-label{ font-size:.8rem; color:#aeb9c8; }
@media (max-width:700px){ .stat-row{ grid-template-columns:repeat(2,1fr); row-gap:20px; } .stat-row div:nth-child(3){border-left:none;} }

/* ---------- SWAT program requirements (homepage) ---------- */
.swat-section{ background:var(--ink); color:#fff; padding:56px 0; }
.swat-head{ max-width:70ch; margin-bottom:32px; }
.eyebrow-dark{ color:var(--amber); }
.swat-head h2{ color:#fff; font-size:1.7rem; margin-top:6px; }
.swat-head p{ color:#c9d2df; margin:0; }
.swat-link{
  display:inline-flex; align-items:center; gap:4px; margin:6px 0 10px;
  color:var(--amber); font-family:var(--font-mono); font-size:1.5rem; font-weight:600;
  text-decoration:none; border-bottom:1px solid rgba(201,134,47,.4);
}
.swat-link:hover{ border-bottom-color:var(--amber); }
.swat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; align-items:start; }
@media (max-width:980px){ .swat-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:620px){ .swat-grid{ grid-template-columns:1fr; } }
.swat-card{
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.12); border-radius:var(--radius);
  overflow:hidden; align-self:start;
}
.swat-card summary{
  list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between;
  gap:12px; padding:16px 20px; color:#fff; font-weight:700; font-size:.95rem;
}
.swat-card summary::-webkit-details-marker{ display:none; }
.swat-card summary .chev{ color:var(--amber); transition:transform .15s ease; flex-shrink:0; }
.swat-card[open] summary .chev{ transform:rotate(180deg); }
.swat-card .body{ padding:0 20px 18px; }
.swat-card .check-list li{ color:#c9d2df; font-size:.86rem; }
.swat-card .check-list li::before{ color:var(--amber); }

/* ---------- grade ladder (signature nav element) ---------- */
.ladder-section{ padding:56px 0 8px; }
.ladder-head h2{ font-size:1.6rem; }
.ladder-head p{ max-width:62ch; }

.band-legend{ display:flex; gap:18px; flex-wrap:wrap; margin:18px 0 28px; }
.band-legend span{
  display:inline-flex; align-items:center; gap:.5em; font-size:.82rem; color:var(--ink-soft);
  font-family:var(--font-mono);
}
.band-legend i{ width:12px; height:12px; border-radius:3px; display:inline-block; }

.ladder{
  display:grid; grid-template-columns:repeat(10,1fr); gap:10px;
  margin-bottom:64px;
}
@media (max-width:920px){ .ladder{ grid-template-columns:repeat(5,1fr); } }
@media (max-width:520px){ .ladder{ grid-template-columns:repeat(2,1fr); } }

.rung{
  display:block; text-decoration:none; color:var(--ink);
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:16px 14px 14px; position:relative; box-shadow:var(--shadow);
  transition:transform .15s ease, box-shadow .15s ease;
}
.rung:hover{ transform:translateY(-3px); }
.rung::before{
  content:""; position:absolute; top:0; left:0; right:0; height:5px;
  border-radius:var(--radius) var(--radius) 0 0; background:var(--band-color, var(--teal));
}
.rung .num{ font-family:var(--font-mono); font-weight:600; font-size:1.6rem; color:var(--band-color, var(--teal)); }
.rung .grade-title{ font-size:.85rem; font-weight:600; margin-top:6px; line-height:1.3; color:var(--ink); }
.rung .grade-summary{ font-size:.76rem; color:var(--ink-soft); margin-top:6px; line-height:1.35; }

/* ---------- generic sections ---------- */
section{ padding:56px 0; }
section.tight{ padding:32px 0; }
.section-head{ max-width:70ch; margin-bottom:32px; }
.section-head h2{ font-size:1.7rem; }
.divider{ border:none; border-top:1px solid var(--line); margin:0; }

.panel{
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); padding:28px;
}

/* ---------- grade page header ---------- */
.grade-hero{ padding:52px 0 40px; color:#fff; position:relative; overflow:hidden; }
.grade-hero .wrap{ position:relative; z-index:1; }
.grade-hero .badge{
  display:inline-block; font-family:var(--font-mono); font-size:.72rem; letter-spacing:.1em;
  text-transform:uppercase; background:rgba(255,255,255,.14); padding:5px 10px; border-radius:99px;
  margin-bottom:16px;
}
.grade-hero h1{ color:#fff; font-size:clamp(1.9rem,3.6vw,2.8rem); }
.grade-hero .eq{ color:#dfe5ee; font-size:1.05rem; max-width:62ch; margin-top:10px; }
.grade-hero .cta-row{ margin-top:24px; display:flex; gap:12px; flex-wrap:wrap; }
/* ---------- grade-page partner callout ---------- */
.resource-callout{
  display:flex; align-items:center; gap:16px; text-decoration:none; color:var(--ink);
  background:var(--paper-raised); border:1px solid var(--line); border-left:4px solid var(--partner-color, var(--teal));
  border-radius:var(--radius); padding:14px 20px; box-shadow:var(--shadow);
}
.resource-callout .dot{ width:8px; height:8px; border-radius:99px; background:var(--partner-color, var(--teal)); flex-shrink:0; }
.resource-callout .rc-logo{
  height:34px; width:auto; max-width:150px; object-fit:contain; flex-shrink:0;
}
.resource-callout .rc-text{ flex:1; }
.resource-callout .rc-text h5{ margin:0 0 2px; font-size:.95rem; font-family:var(--font-body); font-weight:700; color:var(--partner-color, var(--ink)); }
.resource-callout .rc-text p{ margin:0; font-size:.83rem; color:var(--ink-soft); }
.resource-callout .rc-go{ font-size:.82rem; font-weight:600; color:var(--partner-color, var(--teal)); white-space:nowrap; }
@media (max-width:560px){
  .resource-callout{ flex-wrap:wrap; }
  .resource-callout .rc-go{ margin-left:50px; }
}
/* ---------- downloads ---------- */
.download-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
@media (max-width:820px){ .download-grid{ grid-template-columns:1fr; } }
.dl-card{
  display:block; text-decoration:none; color:var(--ink);
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:20px; box-shadow:var(--shadow);
}
.dl-card .filetype{
  font-family:var(--font-mono); font-size:.7rem; font-weight:600; letter-spacing:.08em;
  color:var(--teal); border:1px solid var(--teal); border-radius:3px; padding:2px 7px; display:inline-block;
}
.dl-card h4{ margin:12px 0 4px; font-size:1.02rem; }
.dl-card p{ font-size:.85rem; margin:0; }
.dl-card .go{ margin-top:14px; font-size:.82rem; font-weight:600; color:var(--ink); }
.dl-card.empty{
  border-style:dashed; background:transparent; box-shadow:none; cursor:default;
}
.dl-card.empty .filetype{ color:#9aa4b3; border-color:#c7ccd6; }
.dl-card.empty p.hint{ color:#8b93a1; font-style:italic; margin-top:10px; }

/* ---------- lessons accordion ---------- */
.lesson{
  border:1px solid var(--line); border-radius:var(--radius); background:var(--paper-raised);
  margin-bottom:12px; overflow:hidden; box-shadow:var(--shadow);
}
.lesson summary{
  list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:18px 22px; font-weight:600;
}
.lesson summary::-webkit-details-marker{ display:none; }
.lesson summary .lt{ display:flex; align-items:baseline; gap:12px; }
.lesson summary .lnum{ font-family:var(--font-mono); color:var(--teal); font-size:.85rem; }
.lesson summary .dur{ font-family:var(--font-mono); font-size:.78rem; color:var(--ink-soft); font-weight:500; white-space:nowrap; }
.lesson summary .chev{ transition:transform .15s ease; color:var(--ink-soft); }
.lesson[open] summary .chev{ transform:rotate(180deg); }
.lesson .body{ padding:0 22px 22px; border-top:1px solid var(--line); padding-top:16px; }
.lesson .model-label{ font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-soft); margin-bottom:6px; }
.lesson blockquote{
  margin:0; padding:14px 16px; background:var(--teal-soft); border-left:3px solid var(--teal);
  border-radius:0 4px 4px 0; font-style:italic; color:var(--ink);
}

/* ---------- framework chips ---------- */
.chip-row{ display:flex; flex-wrap:wrap; gap:10px; }
.chip{
  font-family:var(--font-mono); font-size:.78rem; font-weight:500;
  background:var(--amber-soft); color:#7a5620; border:1px solid #e3c483;
  padding:6px 12px; border-radius:99px;
}

/* ---------- tabletop cards ---------- */
.tabletop-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
@media (max-width:920px){ .tabletop-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .tabletop-grid{ grid-template-columns:1fr; } }
.tt-card{
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px; box-shadow:var(--shadow);
}
.tt-card h4{ font-size:.95rem; margin-bottom:6px; }
.tt-card p{ font-size:.8rem; margin:0; }

/* ---------- before-you-teach list ---------- */
.check-list{ list-style:none; margin:0; padding:0; display:grid; gap:10px; }
.check-list li{ display:flex; gap:10px; align-items:flex-start; color:var(--ink-soft); font-size:.94rem; }
.check-list li::before{ content:"—"; color:var(--band-color, var(--teal)); font-weight:700; flex-shrink:0; }

/* ---------- resources page ---------- */
.category{ margin-bottom:44px; }
.category-head{ display:flex; align-items:baseline; gap:12px; margin-bottom:16px; }
.category-head h3{ font-size:1.25rem; }
.category-head .count{ font-family:var(--font-mono); font-size:.75rem; color:var(--ink-soft); }
.link-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
@media (max-width:760px){ .link-grid{ grid-template-columns:1fr; } }
.link-card{
  display:flex; align-items:flex-start; gap:12px; text-decoration:none; color:var(--ink);
  background:var(--paper-raised); border:1px solid var(--line); border-radius:var(--radius);
  padding:16px; box-shadow:var(--shadow);
}
.link-card .dot{ width:8px; height:8px; border-radius:99px; background:var(--teal); margin-top:7px; flex-shrink:0; }
.link-card h5{ margin:0 0 3px; font-size:.95rem; font-family:var(--font-body); font-weight:600; }
.link-card p{ margin:0; font-size:.8rem; color:var(--ink-soft); }
.link-card .url{ font-family:var(--font-mono); font-size:.72rem; color:#8b93a1; margin-top:4px; display:block; word-break:break-all; }
.empty-cat{
  border:1px dashed var(--line); border-radius:var(--radius); padding:18px; color:#8b93a1; font-style:italic; font-size:.88rem;
}

.download-table{ width:100%; border-collapse:collapse; font-size:.9rem; }
.download-table th{ text-align:left; font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.06em; color:var(--ink-soft); padding:10px 12px; border-bottom:1px solid var(--line); }
.download-table td{ padding:10px 12px; border-bottom:1px solid var(--line); vertical-align:top; }
.download-table tr:last-child td{ border-bottom:none; }
.download-table a{ color:var(--teal); font-weight:600; text-decoration:none; }
.download-table a:hover{ text-decoration:underline; }
.download-table .missing{ color:#9aa4b3; font-style:italic; }
.grade-cell{ font-family:var(--font-mono); font-weight:600; }

/* ---------- footer ---------- */
footer{ background:var(--ink); color:#c9d2df; padding:48px 0 28px; margin-top:40px; }
footer .brand{ margin-bottom:10px; }
footer .cols{ display:grid; grid-template-columns:2fr 1fr; gap:32px; padding-top:28px; border-top:1px solid rgba(255,255,255,.1); }
@media (max-width:760px){ footer .cols{ grid-template-columns:1fr; } }
footer h5{ font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:#8b93a1; margin-bottom:12px; }
footer nav{ display:flex; flex-wrap:wrap; gap:4px 18px; }
footer nav a{ color:#c9d2df; text-decoration:none; font-size:.86rem; }
footer nav a:hover{ color:#fff; }
footer .fine{ font-size:.78rem; color:#8b93a1; margin-top:24px; }
footer p{ color:#aeb9c8; font-size:.88rem; max-width:52ch; }

/* ---------- edit-me admin note (only shows in this scaffold) ---------- */
.editor-note{
  background:var(--amber-soft); border:1px solid #e3c483; border-radius:var(--radius);
  padding:14px 18px; font-size:.85rem; color:#7a5620; margin-bottom:28px;
}
.editor-note code{ background:rgba(0,0,0,.06); padding:1px 6px; border-radius:3px; font-family:var(--font-mono); }