/* =====================================================================
   HMG ACADEMY — LEARN PORTAL  |  style.css
   Brand: HMG Concepts / HMG Academy  •  "Learning Deliberately. Teaching Authentically."
   Author asset built for: Adewale Samson Adeagbo
   Pure CSS, no external fonts/CDNs (preview-safe). All inline-friendly.
   ===================================================================== */

:root{
  /* ---- Brand palette ---- */
  --navy:#0b1f3a;        /* deep institutional navy */
  --navy-2:#10294d;
  --ink:#0f172a;
  --gold:#f4b942;        /* HMG accent gold */
  --gold-dark:#d99a1f;
  --teal:#1f9e8f;        /* secondary accent */
  --teal-dark:#157a6e;
  --bg:#f6f8fb;
  --card:#ffffff;
  --line:#e3e9f2;
  --muted:#5b6b82;
  --text:#16243a;
  --good:#1f9e54;
  --bad:#e0413c;
  --warn:#e08a13;
  --shadow:0 10px 30px rgba(11,31,58,.10);
  --shadow-sm:0 4px 14px rgba(11,31,58,.08);
  --radius:16px;
  --radius-sm:10px;
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--text); line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.center{text-align:center}
.muted{color:var(--muted)}
.hidden{display:none !important}

/* ---------- Top announcement bar ---------- */
.topbar{
  background:linear-gradient(90deg,var(--gold),var(--gold-dark));
  color:#3a2a00;font-size:.85rem;font-weight:600;text-align:center;padding:8px 14px;
}
.topbar a{text-decoration:underline}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,31,58,.97);backdrop-filter:blur(8px);
  color:#fff;border-bottom:3px solid var(--gold);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.3px}
.brand .logo{
  width:42px;height:42px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--gold),var(--teal));
  display:grid;place-items:center;font-weight:900;color:var(--navy);font-size:1.1rem;
  box-shadow:0 4px 12px rgba(0,0,0,.25);
}
.brand small{display:block;font-weight:500;font-size:.66rem;color:var(--gold);letter-spacing:1.5px;text-transform:uppercase}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:9px 14px;border-radius:9px;font-weight:600;font-size:.92rem;color:#dbe6f5;transition:.2s
}
.nav-links a:hover,.nav-links a.active{background:rgba(244,185,66,.16);color:#fff}
.nav-cta{background:var(--gold)!important;color:var(--navy)!important}
.nav-cta:hover{background:#fff!important}
.menu-toggle{display:none;background:none;border:0;color:#fff;font-size:1.6rem;cursor:pointer}

@media(max-width:880px){
  .menu-toggle{display:block}
  .nav-links{
    position:absolute;top:70px;left:0;right:0;background:var(--navy);
    flex-direction:column;align-items:stretch;padding:10px;gap:4px;
    border-bottom:3px solid var(--gold);display:none
  }
  .nav-links.open{display:flex}
}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1100px 400px at 80% -10%,rgba(244,185,66,.18),transparent),
    radial-gradient(900px 500px at -10% 20%,rgba(31,158,143,.18),transparent),
    linear-gradient(160deg,var(--navy),var(--navy-2));
  color:#fff;padding:70px 0 80px;position:relative;overflow:hidden
}
.hero h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.12;font-weight:900;letter-spacing:-.5px}
.hero h1 .hl{color:var(--gold);font-style:italic}
.hero p.lead{font-size:1.12rem;max-width:680px;color:#cdd9ec;margin:18px 0 28px}
.pill{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);color:#e7eefb;padding:6px 14px;border-radius:999px;
  font-size:.82rem;font-weight:600;margin-bottom:18px
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(244,185,66,.25)}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px}
.hero-stats .s b{display:block;font-size:1.9rem;color:var(--gold);font-weight:900;line-height:1}
.hero-stats .s span{font-size:.8rem;color:#aebfd8;text-transform:uppercase;letter-spacing:1px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;border:0;cursor:pointer;
  padding:13px 24px;border-radius:11px;font-weight:700;font-size:.96rem;transition:.18s;
  font-family:inherit
}
.btn-gold{background:var(--gold);color:var(--navy)}
.btn-gold:hover{background:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-dark);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--navy);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-dark)}
.btn-block{display:flex;width:100%;justify-content:center}
.btn-sm{padding:9px 16px;font-size:.85rem}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Sections ---------- */
section.block{padding:64px 0}
.eyebrow{
  text-transform:uppercase;letter-spacing:2px;font-size:.75rem;font-weight:800;color:var(--teal);
  margin-bottom:10px
}
.h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:900;color:var(--navy);letter-spacing:-.5px}
.section-intro{max-width:680px;color:var(--muted);margin:12px 0 36px;font-size:1.05rem}

/* ---------- Cards / Grid ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);transition:.2s;position:relative
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d2ddee}
.card .ico{font-size:2rem;margin-bottom:12px;display:block}
.card h3{color:var(--navy);font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.95rem}

.tag{
  display:inline-block;font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:1px;
  padding:4px 10px;border-radius:999px;margin-bottom:10px
}
.tag-core{background:#e8f0ff;color:#2456c9}
.tag-science{background:#e4f7f2;color:var(--teal-dark)}
.tag-arts{background:#fdeede;color:#b9700e}
.tag-commercial{background:#f0e9fb;color:#6b3fb0}
.tag-live{background:#e4f7ec;color:var(--good)}

/* ---------- Class / subject selectors ---------- */
.class-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.class-tab{
  padding:12px 22px;border-radius:12px;border:1.5px solid var(--line);background:#fff;
  font-weight:800;color:var(--navy);cursor:pointer;transition:.18s;font-family:inherit;font-size:.95rem
}
.class-tab:hover{border-color:var(--gold)}
.class-tab.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.stream-filter{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}
.chip{
  padding:7px 16px;border-radius:999px;border:1.5px solid var(--line);background:#fff;
  font-weight:700;font-size:.85rem;cursor:pointer;color:var(--muted);transition:.15s;font-family:inherit
}
.chip:hover{border-color:var(--teal)}
.chip.active{background:var(--teal);color:#fff;border-color:var(--teal)}

/* subject card extra */
.subject-card .meta{display:flex;justify-content:space-between;align-items:center;margin-top:14px;
  border-top:1px solid var(--line);padding-top:12px;font-size:.82rem;color:var(--muted)}
.subject-card .go{color:var(--gold-dark);font-weight:800}

/* ---------- Breadcrumb ---------- */
.crumb{display:flex;gap:8px;flex-wrap:wrap;font-size:.85rem;color:var(--muted);margin:18px 0 8px}
.crumb a{color:var(--teal-dark);font-weight:600}
.crumb span{color:var(--muted)}

/* ---------- Subject hub: term accordions ---------- */
.term-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:18px;overflow:hidden}
.term-head{
  display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 22px;cursor:pointer;
  background:linear-gradient(90deg,#0b1f3a,#10294d);color:#fff
}
.term-head h3{font-size:1.1rem}
.term-head .count{font-size:.8rem;color:var(--gold);font-weight:700}
.term-body{padding:8px 14px 14px}
.topic-row{
  display:flex;align-items:center;gap:14px;padding:14px;border-radius:12px;transition:.15s;
  border:1px solid transparent
}
.topic-row:hover{background:#f7faff;border-color:var(--line)}
.topic-row .num{
  width:34px;height:34px;border-radius:9px;background:#eef3fb;color:var(--navy);font-weight:800;
  display:grid;place-items:center;flex:0 0 auto;font-size:.9rem
}
.topic-row .info{flex:1}
.topic-row .info h4{font-size:1rem;color:var(--navy)}
.topic-row .info p{font-size:.85rem;color:var(--muted)}
.topic-row .status{font-size:1.2rem}
.badge-done{color:var(--good)}
.badge-todo{color:#c3cddd}

/* ---------- Lesson page ---------- */
.lesson-wrap{display:grid;grid-template-columns:240px 1fr;gap:32px;align-items:start;margin-top:24px}
@media(max-width:900px){.lesson-wrap{grid-template-columns:1fr}}
.lesson-side{position:sticky;top:90px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.lesson-side h5{font-size:.75rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:10px}
.lesson-side a{display:block;padding:8px 10px;border-radius:8px;font-size:.9rem;color:var(--text);font-weight:600}
.lesson-side a:hover{background:#f3f7fd;color:var(--teal-dark)}

.lesson-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow-sm)}
.lesson-main h1{color:var(--navy);font-size:2rem;line-height:1.15;margin-bottom:6px}
.lesson-main h2{color:var(--navy);font-size:1.4rem;margin:30px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--gold);display:inline-block}
.lesson-main h3{color:var(--navy-2);font-size:1.12rem;margin:22px 0 8px}
.lesson-main p{margin:10px 0;color:#28384f}
.lesson-main ul,.lesson-main ol{margin:10px 0 10px 26px}
.lesson-main li{margin:6px 0}
.lesson-main strong{color:var(--navy)}
.objectives{background:#eef6ff;border-left:4px solid var(--teal);border-radius:10px;padding:16px 20px;margin:18px 0}
.objectives h3{margin-top:0;color:var(--teal-dark)}
.keypoint{background:#fff8ea;border:1px solid #f3e0b3;border-left:4px solid var(--gold);border-radius:10px;padding:14px 18px;margin:16px 0}
.example{background:#f4fbf9;border:1px solid #cdeae3;border-radius:10px;padding:16px 18px;margin:16px 0}
.example b{color:var(--teal-dark)}
.curriculum-note{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0 18px}
.cn{font-size:.72rem;font-weight:800;padding:5px 12px;border-radius:999px}
.cn-ng{background:#e4f7ec;color:#137a3e}
.cn-uk{background:#e8eefc;color:#2147a8}
table.tbl{width:100%;border-collapse:collapse;margin:16px 0;font-size:.92rem}
table.tbl th,table.tbl td{border:1px solid var(--line);padding:10px 12px;text-align:left}
table.tbl th{background:var(--navy);color:#fff}
table.tbl tr:nth-child(even){background:#f7faff}

.lesson-nav{display:flex;justify-content:space-between;gap:14px;margin-top:30px;flex-wrap:wrap}

/* ---------- Quiz / Assessment ---------- */
.quiz-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;margin-top:30px;box-shadow:var(--shadow-sm)}
.quiz-q{border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:16px}
.quiz-q .qtext{font-weight:700;color:var(--navy);margin-bottom:12px}
.quiz-q .opt{
  display:block;padding:12px 16px;border:1.5px solid var(--line);border-radius:10px;margin:8px 0;cursor:pointer;
  transition:.15s;font-size:.95rem
}
.quiz-q .opt:hover{border-color:var(--teal);background:#f4fbf9}
.quiz-q .opt.sel{border-color:var(--teal);background:#e4f7f2}
.quiz-q .opt.correct{border-color:var(--good);background:#e4f7ec}
.quiz-q .opt.wrong{border-color:var(--bad);background:#fdeceb}
.quiz-q .opt input{margin-right:10px}
.explain{margin-top:10px;font-size:.9rem;background:#f7faff;border-left:3px solid var(--teal);padding:10px 14px;border-radius:8px;display:none}
.explain.show{display:block}

.result-card{text-align:center;padding:30px;border-radius:var(--radius);margin-top:20px}
.result-card.pass{background:#e4f7ec;border:1px solid #b6e6c8}
.result-card.fail{background:#fdeceb;border:1px solid #f3c4c2}
.result-card .score{font-size:3rem;font-weight:900;line-height:1}
.result-card.pass .score{color:var(--good)}
.result-card.fail .score{color:var(--bad)}

/* ---------- Progress / badges ---------- */
.progress-bar{height:12px;background:#e7eef7;border-radius:999px;overflow:hidden;margin:8px 0}
.progress-bar > i{display:block;height:100%;background:linear-gradient(90deg,var(--teal),var(--gold));border-radius:999px;transition:width .5s}
.badge{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:12px 16px;font-weight:700;color:var(--navy);box-shadow:var(--shadow-sm)
}
.badge.locked{opacity:.45;filter:grayscale(1)}
.badge .em{font-size:1.5rem}

/* ---------- Founder / brand strip ---------- */
.founder{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff;border-radius:var(--radius);padding:36px;display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:center}
@media(max-width:640px){.founder{grid-template-columns:1fr;text-align:center}}
.founder .avatar{width:120px;height:120px;border-radius:24px;background:linear-gradient(135deg,var(--gold),var(--teal));display:grid;place-items:center;font-size:3rem;margin:0 auto}
.founder .avatar-photo{object-fit:cover;border:3px solid var(--gold);background:none}
.founder h3{color:var(--gold);font-size:1.4rem}
.founder .role{color:#cdd9ec;font-size:.9rem;margin:4px 0 12px}
.founder .links{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
@media(max-width:640px){.founder .links{justify-content:center}}
.founder .links a{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:7px 14px;border-radius:9px;font-size:.82rem;font-weight:600}
.founder .links a:hover{background:var(--gold);color:var(--navy);border-color:var(--gold)}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#c3d0e3;padding:54px 0 26px;margin-top:30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
@media(max-width:780px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:14px;letter-spacing:.5px}
.site-footer a{display:block;color:#9fb1ca;font-size:.9rem;padding:4px 0}
.site-footer a:hover{color:var(--gold)}
.eco{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.eco a{background:rgba(255,255,255,.06);padding:6px 12px;border-radius:8px;font-size:.8rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:#7e8eaa}

/* ---------- Utilities ---------- */
.note{background:#fff8ea;border:1px solid #f3e0b3;border-radius:12px;padding:16px 20px;font-size:.92rem;color:#6a5316}
.empty{background:#fff;border:2px dashed var(--line);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted)}
.search{width:100%;padding:14px 18px;border:1.5px solid var(--line);border-radius:12px;font-size:1rem;font-family:inherit;margin-bottom:20px}
.search:focus{outline:none;border-color:var(--gold)}
.kbd{background:#eef3fb;border:1px solid var(--line);border-radius:6px;padding:1px 7px;font-size:.8rem;font-weight:700;color:var(--navy)}
.fade-in{animation:fade .4s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* =====================================================================
   v3 ENHANCEMENTS — dark mode, accessibility, new components
   ===================================================================== */

/* ---- Dark mode via data-theme ---- */
html[data-theme="dark"]{
  --navy:#0a1626; --navy-2:#0f2036; --ink:#060c16;
  --bg:#0d1726; --card:#13203a; --line:#243653; --muted:#9fb2cc; --text:#e6edf7;
}
html[data-theme="dark"] body{background:var(--bg);color:var(--text)}
html[data-theme="dark"] .card{background:var(--card);border-color:var(--line)}
html[data-theme="dark"] .lesson-main,html[data-theme="dark"] .lesson-side,
html[data-theme="dark"] .term-block,html[data-theme="dark"] .quiz-box,
html[data-theme="dark"] .empty,html[data-theme="dark"] .search{background:var(--card);border-color:var(--line);color:var(--text)}
html[data-theme="dark"] .lesson-main p{color:#cdd9ec}
html[data-theme="dark"] .lesson-main h1,html[data-theme="dark"] .lesson-main h2,
html[data-theme="dark"] .lesson-main h3,html[data-theme="dark"] .h2,
html[data-theme="dark"] .card h3,html[data-theme="dark"] .topic-row .info h4{color:#fff}
html[data-theme="dark"] .objectives{background:#102338}
html[data-theme="dark"] .keypoint{background:#2a2410;border-color:#5c4d1e}
html[data-theme="dark"] .example{background:#10261f;border-color:#1f5042}
html[data-theme="dark"] table.tbl tr:nth-child(even){background:#0f1d33}
html[data-theme="dark"] .topic-row:hover{background:#172a45}
html[data-theme="dark"] .class-tab,html[data-theme="dark"] .chip{background:var(--card);color:var(--text)}
html[data-theme="dark"] .note{background:#2a2410;color:#e9d9a8;border-color:#5c4d1e}

/* ---- Font-size accessibility ---- */
html[data-font="large"]{font-size:18px}
html[data-font="xlarge"]{font-size:20px}

/* ---- Theme toggle button ---- */
.theme-btn{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;
  width:38px;height:38px;border-radius:9px;cursor:pointer;font-size:1rem}
.theme-btn:hover{background:var(--gold);color:var(--navy)}

/* ---- Tech & Life Skills tag ---- */
.tag-tech{background:#e9e2fb;color:#5b34b3}
html[data-theme="dark"] .tag-tech{background:#2a2147;color:#cbb8ff}

/* ---- Bookmark / action buttons in lessons ---- */
.lesson-actions{display:flex;gap:10px;flex-wrap:wrap;margin:6px 0 16px}
.act-btn{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--line);background:var(--card);
  color:var(--text);border-radius:9px;padding:8px 14px;font-weight:700;font-size:.85rem;cursor:pointer;font-family:inherit}
.act-btn:hover{border-color:var(--gold);color:var(--gold-dark)}
.act-btn.on{background:var(--gold);color:var(--navy);border-color:var(--gold)}

/* ---- Notes box ---- */
.notes-box{margin-top:24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.notes-box h3{color:var(--navy);margin-bottom:8px}
html[data-theme="dark"] .notes-box h3{color:#fff}
.notes-box textarea{width:100%;min-height:120px;border:1.5px solid var(--line);border-radius:10px;padding:12px;
  font-family:inherit;font-size:.95rem;resize:vertical;background:var(--bg);color:var(--text)}
.notes-box textarea:focus{outline:none;border-color:var(--gold)}
.note-saved{font-size:.8rem;color:var(--good);margin-left:10px}

/* ---- Streak / goal widgets ---- */
.streak-chip{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,var(--gold),var(--gold-dark));
  color:#3a2a00;font-weight:800;padding:8px 16px;border-radius:999px;font-size:.9rem}

/* ---- Glossary ---- */
.glossary-letter{font-size:1.4rem;font-weight:900;color:var(--gold-dark);margin:24px 0 8px;border-bottom:2px solid var(--gold);padding-bottom:4px}
.gloss-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
.gloss-item b{color:var(--navy)}
html[data-theme="dark"] .gloss-item b{color:var(--gold)}

/* ---- Teacher area ---- */
.teacher-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:20px;box-shadow:var(--shadow-sm)}
.code-box{font-family:monospace;font-size:1.8rem;font-weight:800;letter-spacing:3px;color:var(--gold-dark);
  background:#fff8ea;border:2px dashed var(--gold);border-radius:12px;padding:18px;text-align:center;margin:12px 0}
html[data-theme="dark"] .code-box{background:#2a2410}
.field{margin-bottom:14px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:.9rem}
.field input,.field select,.field textarea{width:100%;padding:11px 14px;border:1.5px solid var(--line);border-radius:10px;font-family:inherit;font-size:.95rem;background:var(--bg);color:var(--text)}

/* ---- Search results ---- */
.result-item{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:10px;transition:.15s}
.result-item:hover{border-color:var(--gold);transform:translateX(3px)}
.result-item h4{color:var(--navy);margin-bottom:4px}
html[data-theme="dark"] .result-item h4{color:#fff}
.result-item .path{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
mark{background:var(--gold);color:var(--navy);padding:0 2px;border-radius:3px}

/* ---- PWA install hint ---- */
.install-hint{position:fixed;bottom:18px;right:18px;background:var(--navy);color:#fff;border:2px solid var(--gold);
  border-radius:14px;padding:14px 18px;box-shadow:var(--shadow);z-index:80;max-width:300px;display:none}
.install-hint.show{display:block}
.install-hint button{margin-top:8px}

/* ===================== v4 ENHANCEMENTS ===================== */
/* Flashcards */
.flashcard{background:var(--card);border:2px solid var(--gold);border-radius:16px;padding:34px 24px;text-align:center;cursor:pointer;min-height:150px;display:flex;flex-direction:column;justify-content:center;box-shadow:var(--shadow-sm);transition:.15s}
.flashcard:hover{transform:translateY(-3px)}
.flashcard .fc-front b{color:var(--navy);font-size:1.2rem}
html[data-theme="dark"] .flashcard .fc-front b{color:#fff}
.flashcard .fc-back{display:none;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);color:var(--teal-dark);font-weight:600}
.flashcard .fc-back.show{display:block}
/* Practice exam bar */
.exam-bar{display:flex;justify-content:space-between;align-items:center;background:var(--navy);color:#fff;padding:12px 18px;border-radius:12px 12px 0 0;flex-wrap:wrap;gap:8px}
/* Profile switcher */
.profile-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:18px}
.profile-bar select{padding:8px 12px;border:1.5px solid var(--line);border-radius:8px;font-family:inherit;background:var(--bg);color:var(--text)}

/* ===================== v5 ENHANCEMENTS ===================== */
/* Study planner table */
.plan-table th{background:var(--navy);color:#fff;white-space:nowrap}
.plan-table td{padding:4px}
.plan-cell{width:100%;min-width:90px;padding:8px;border:1px solid var(--line);border-radius:6px;font-family:inherit;font-size:.85rem;background:var(--bg);color:var(--text)}
.plan-cell:focus{outline:none;border-color:var(--gold)}
/* Lesson reading progress bar (top of page) */
.read-progress{position:fixed;top:0;left:0;height:4px;background:var(--gold);width:0;z-index:60;transition:width .1s}
/* Worked-example details */
.worked{margin:14px 0;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.worked summary{cursor:pointer;padding:12px 16px;background:#eef6ff;font-weight:700;color:var(--navy)}
html[data-theme="dark"] .worked summary{background:#102338;color:#fff}
.worked .wbody{padding:14px 16px}
/* Continue banner on home */
.continue-banner{background:linear-gradient(90deg,var(--navy),var(--navy-2));color:#fff;border:2px solid var(--gold);border-radius:14px;padding:16px 20px;display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-top:20px}

/* =====================================================================
   HMG LEARN PORTAL — CLASS V6 ADDITIONAL ENTERPRISE CSS OVERLAYS
   ===================================================================== */

/* --- Dyslexia & Reading Accessibility Assist Mode --- */
.lesson-main.dyslexia-assist {
  font-family: 'OpenSans-Dyslexic', 'Courier New', Georgia, serif !important;
  font-size: 1.3rem !important;
  line-height: 2.2 !important;
  letter-spacing: 0.12em !important;
  word-spacing: 0.25em !important;
  background-color: #fbf5e6 !important; /* calming warm sepia paper tint */
  color: #111111 !important;
  padding: 30px !important;
  border: 2px solid #ecdcae !important;
  border-radius: 16px !important;
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.05) !important;
}
.lesson-main.dyslexia-assist h1,
.lesson-main.dyslexia-assist h2,
.lesson-main.dyslexia-assist h3 {
  font-family: inherit !important;
  letter-spacing: 0.08em !important;
  color: #000000 !important;
  border-bottom: 2px solid #ecdcae !important;
  padding-bottom: 6px;
}
.lesson-main.dyslexia-assist p,
.lesson-main.dyslexia-assist li {
  margin-bottom: 1.8rem !important;
}
.lesson-main.dyslexia-assist .keypoint,
.lesson-main.dyslexia-assist .objectives {
  background-color: #fcfcfc !important;
  border: 2px solid #e1e1e1 !important;
  color: #111 !important;
}

/* --- Teacher Visual Grid / Dashboard layouts --- */
.teacher-grid-row {
  display: flex;
  flex-direction: row;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 15px;
  box-shadow: var(--shadow-sm);
  background: var(--card);
  border-radius: 12px;
  overflow: hidden;
}
.dashboard-table th {
  background-color: var(--navy);
  color: #ffffff;
  padding: 12px 15px;
  font-weight: 600;
  border: 1px solid var(--line);
}
.dashboard-table td {
  padding: 12px 15px;
  border: 1px solid var(--line);
  color: var(--text);
}
.dashboard-table tbody tr:nth-child(even) {
  background-color: rgba(246, 248, 251, 0.5);
}

/* --- Printable Test Sheet Styling --- */
.printable-test-sheet {
  display: block;
}

/* Print Media Stylesheet */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt !important;
  }
  #header-slot, #footer-slot, .site-header, .site-footer, .topbar, .crumb, 
  .lesson-side, .lesson-actions, .lesson-nav, .notes-box, .no-print, 
  .hero, #exam-config-card, .btn, .btn-row, .note, .teacher-grid-row {
    display: none !important;
  }
  .printable-test-sheet {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
  }
  .lesson-wrap {
    display: block !important;
  }
  .lesson-main {
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  .card, .quiz-box {
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
    padding: 0 !important;
  }
  .worked, details {
    display: none !important;
  }
}

/* =====================================================================
   HMG LEARN PORTAL — CLASS V7 SPACED REPETITION & KA-TEX MATH STYLES
   ===================================================================== */

/* --- LaTeX Custom Fractional Formatting --- */
.fraction {
  display: inline-flex;
  flex-direction: column;
  vertical-align: middle;
  text-align: center;
  margin: 0 4px;
}
.fraction .num {
  border-bottom: 1.5px solid var(--text);
  padding: 0 4px;
  font-size: 0.9em;
  font-weight: bold;
}
.fraction .den {
  font-size: 0.9em;
  padding: 0 4px;
  font-weight: bold;
}

/* --- Inline & Block Math Displays --- */
.math-block {
  text-align: center;
  margin: 18px 0;
  padding: 14px;
  background-color: rgba(11,31,58,0.03) !important;
  border-left: 4px solid var(--teal);
  border-radius: 8px;
  font-size: 1.15rem;
  font-family: 'Times New Roman', Georgia, serif;
}
.math-inline {
  font-weight: bold;
  font-style: italic;
  font-family: 'Times New Roman', Georgia, serif;
  color: var(--navy);
  padding: 0 2px;
}

/* --- Sidebar Pomodoro and Recital styles --- */
.sidebar-widget {
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.sidebar-widget:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.btn-block {
  width: 100%;
  display: block;
}

/* --- Report Card Printable Layouts --- */
@media print {
  #parent-portal-card {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }
  .printable-test-sheet {
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
  }
}