/* ===========================================================
   MADT Portal — gamified design system (brand: indigo/orange)
   =========================================================== */
:root{
  --indigo:#2E3192; --indigo-d:#242876; --indigo-l:#4A4FC0;
  --orange:#F26522; --orange-d:#d4531a;
  --ink:#1B1D2A; --body:#3b4058; --muted:#6B7185;
  --line:#E3E6F2; --tint:#EEF0FA; --tint-o:#FDEEE6;
  --bg:#F5F6FC; --white:#fff;
  --good:#1F9D6B; --warn:#E5A400; --bad:#D64545;
  --gold:#F5B301;
  --r:14px; --sh:0 6px 22px rgba(46,49,146,.08); --sh2:0 12px 34px rgba(46,49,146,.14);
  --max:1160px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;color:var(--body);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--indigo);text-decoration:none}
h1,h2,h3,h4{color:var(--ink);margin:0 0 .4em;line-height:1.2}
img{max-width:100%}

/* ---------- Topbar ---------- */
.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:22px;
  background:var(--white);border-bottom:1px solid var(--line);padding:0 22px;height:64px}
.tb-brand{display:flex;align-items:center}
.tb-brand img{height:28px;width:auto;display:block}
.tb-brand .mad{color:var(--indigo)} .tb-brand .plus{color:var(--orange)}
.tb-sub{font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:bold;margin-left:2px}
.tb-nav{display:flex;gap:20px;margin-left:8px;flex:1}
.tb-nav a{color:var(--ink);font-weight:bold;font-size:.92rem;padding:6px 2px;border-bottom:2px solid transparent}
.tb-nav a:hover{color:var(--indigo);border-color:var(--orange)}
.tb-nav a.tb-admin{color:var(--orange)}
.tb-hero{display:flex;align-items:center;gap:10px;background:var(--tint);border-radius:999px;padding:6px 14px 6px 6px}
.tb-ava{width:38px;height:38px;border-radius:50%;background:var(--indigo);display:grid;place-items:center;font-size:1.15rem;box-shadow:inset 0 0 0 2px var(--orange)}
.tb-hero-meta{display:flex;flex-direction:column;gap:3px}
.tb-lvl{font-size:.74rem;font-weight:bold;color:var(--indigo)}
.tb-xpbar{width:130px;height:6px;border-radius:6px;background:#d7dbf0;overflow:hidden}
.tb-xpbar>span{display:block;height:100%;background:linear-gradient(90deg,var(--orange),var(--gold))}
.tb-pts{font-size:.78rem;font-weight:bold;color:var(--orange)}
.tb-out{font-size:1.3rem;color:var(--muted);padding:4px 8px}
.tb-out:hover{color:var(--bad)}

/* ---------- Shell ---------- */
.shell{max-width:var(--max);margin:26px auto;padding:0 22px}
.shell-guest{min-height:100vh;display:grid;place-items:center;padding:24px}
.page-h{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-h h1{font-size:1.7rem}
.page-h .sub{color:var(--muted)}

/* ---------- Flash ---------- */
.flash{max-width:var(--max);margin:14px auto 0;padding:12px 18px;border-radius:10px;font-weight:bold;box-shadow:var(--sh)}
.flash-ok{background:#e5f6ee;color:var(--good);border:1px solid #b8e6ce}
.flash-err{background:#fdeaea;color:var(--bad);border:1px solid #f4c4c4}

/* ---------- Cards & grid ---------- */
.grid{display:grid;gap:18px}
.g-dash{grid-template-columns:2fr 1fr}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:1fr 1fr}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh)}
.card h2{font-size:1.15rem}
.card-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.card-h h2{margin:0}
.muted{color:var(--muted)} .small{font-size:.85rem}
.kick{color:var(--orange);font-weight:bold;letter-spacing:.14em;text-transform:uppercase;font-size:.72rem;margin-bottom:6px}

/* ---------- Buttons ---------- */
.btn{display:inline-block;background:var(--orange);color:#fff;font-weight:bold;border:none;border-radius:9px;
  padding:11px 20px;cursor:pointer;font-size:.95rem;transition:.15s}
.btn:hover{background:var(--orange-d)}
.btn-i{background:var(--indigo)} .btn-i:hover{background:var(--indigo-d)}
.btn-o{background:transparent;color:var(--indigo);border:2px solid var(--indigo)} .btn-o:hover{background:var(--indigo);color:#fff}
.btn-sm{padding:7px 14px;font-size:.85rem}
.btn-block{display:block;width:100%;text-align:center}

/* ---------- Character / hero card ---------- */
.hero-card{background:linear-gradient(135deg,var(--indigo),var(--indigo-l));color:#fff;border:none;position:relative;overflow:hidden}
.hero-card::after{content:"";position:absolute;right:-40px;top:-40px;width:200px;height:200px;border-radius:50%;background:rgba(242,101,34,.18)}
.hero-card h2,.hero-card h3{color:#fff}
.hero-row{display:flex;align-items:center;gap:20px;position:relative;z-index:1}
.hero-ava{width:92px;height:92px;border-radius:22px;background:rgba(255,255,255,.12);display:grid;place-items:center;font-size:3rem;box-shadow:inset 0 0 0 3px var(--orange)}
.hero-name{font-size:1.5rem;font-weight:bold}
.hero-tier{color:#FFD9C6;font-weight:bold}
.hero-blurb{color:#C7CAE8;font-size:.9rem;margin-top:2px}
.xp-wrap{margin-top:16px;position:relative;z-index:1}
.xp-track{height:14px;border-radius:10px;background:rgba(255,255,255,.16);overflow:hidden}
.xp-fill{height:100%;background:linear-gradient(90deg,var(--orange),var(--gold));border-radius:10px;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.xp-meta{display:flex;justify-content:space-between;font-size:.8rem;color:#C7CAE8;margin-top:6px}

/* ---------- Stat tiles ---------- */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.tile{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:16px;text-align:center;box-shadow:var(--sh)}
.tile b{display:block;font-size:1.7rem;color:var(--indigo)}
.tile span{font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

/* ---------- Course cards ---------- */
.course-card{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh);transition:.15s}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.course-code{font-weight:bold;color:var(--orange);font-size:.8rem;letter-spacing:.05em}
.course-name{color:var(--ink);font-weight:bold;margin:4px 0 10px;font-size:1.05rem}
.prog{height:8px;border-radius:8px;background:#e7eaf6;overflow:hidden}
.prog>span{display:block;height:100%;background:var(--indigo)}
.pill{display:inline-block;font-size:.7rem;font-weight:bold;padding:3px 9px;border-radius:999px;background:var(--tint);color:var(--indigo)}
.pill-core{background:var(--tint-o);color:var(--orange-d)}
.pill-ok{background:#e5f6ee;color:var(--good)} .pill-wait{background:#fff3d6;color:var(--warn)} .pill-new{background:var(--tint);color:var(--indigo)}

/* ---------- Radar ---------- */
.radar-wrap{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.radar-legend{font-size:.8rem;color:var(--muted);display:grid;gap:3px}
.radar-legend b{color:var(--indigo)}

/* ---------- Badges ---------- */
.badges{display:flex;flex-wrap:wrap;gap:12px}
.badge{width:84px;text-align:center;font-size:.68rem;color:var(--muted)}
.badge .ic{width:56px;height:56px;margin:0 auto 6px;border-radius:16px;display:grid;place-items:center;font-size:1.7rem;background:var(--tint);box-shadow:var(--sh)}
.badge.on .ic{background:linear-gradient(135deg,var(--gold),var(--orange));box-shadow:0 6px 16px rgba(242,101,34,.35)}
.badge.off{opacity:.45;filter:grayscale(1)}

/* ---------- Lists ---------- */
.list{display:grid;gap:10px}
.li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:var(--white)}
.li b{color:var(--ink)}

/* ---------- Tables ---------- */
table.tbl{width:100%;border-collapse:collapse;background:var(--white);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.tbl th,.tbl td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line);font-size:.9rem}
.tbl th{background:var(--tint);color:var(--indigo);font-size:.75rem;text-transform:uppercase;letter-spacing:.05em}
.tbl tr:last-child td{border-bottom:none}

/* ---------- Forms ---------- */
label{display:block;font-weight:bold;color:var(--ink);font-size:.85rem;margin:12px 0 5px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=date],input[type=url],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font:inherit;background:#fff;color:var(--ink)}
textarea{min-height:90px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--indigo-l);box-shadow:0 0 0 3px rgba(74,79,192,.15)}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:inline-flex;align-items:center;gap:6px;font-weight:normal;background:var(--tint);padding:6px 12px;border-radius:999px;margin:0;cursor:pointer}
.checks input{width:auto}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* ---------- Login ---------- */
.login{width:100%;max-width:420px}
.login .brand{text-align:center;font-size:2.4rem;font-weight:bold;letter-spacing:-.02em;margin-bottom:4px}
.login .brand .mad{color:var(--indigo)} .login .brand .plus{color:var(--orange)}
.login .tag{text-align:center;color:var(--muted);margin-bottom:22px;font-size:.9rem}
.ms-btn{display:flex;align-items:center;justify-content:center;gap:10px;background:#fff;color:#2b2b2b;border:1px solid #d7d9e6;
  border-radius:9px;padding:12px;font-weight:bold;width:100%;cursor:pointer}
.ms-btn:hover{background:#f5f6fb}
.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.8rem;margin:18px 0}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}

/* ---------- Glossary ---------- */
.gloss-tools{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 14px;font-weight:bold;font-size:.82rem;color:var(--indigo);cursor:pointer}
.chip.active{background:var(--indigo);color:#fff;border-color:var(--indigo)}
.gloss-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.flip{background:transparent;perspective:1200px;height:284px;cursor:pointer}
.flip-in{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d}
.flip.on .flip-in{transform:rotateY(180deg)}
.flip-f,.flip-b{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--r);padding:17px;box-shadow:var(--sh);overflow:auto}
.flip-f{background:var(--white);border:1px solid var(--line)}
.flip-b{background:var(--indigo);color:#fff;transform:rotateY(180deg)}
.flip-b h3{color:#fff}
.flip .cat{font-size:.66rem;font-weight:bold;text-transform:uppercase;letter-spacing:.08em;color:var(--orange)}
.flip-f h3{font-size:1.15rem;margin:6px 0}
.flip .hint{position:absolute;bottom:12px;right:14px;font-size:.68rem;color:var(--muted)}
.flip-b .ex{margin-top:8px;font-size:.78rem;line-height:1.45;color:#C7CAE8;border-top:1px solid rgba(255,255,255,.2);padding-top:8px}

/* ---------- Leaderboard ---------- */
.lb-row{display:flex;align-items:center;gap:14px;padding:12px 16px;border-radius:11px;background:#fff;border:1px solid var(--line);margin-bottom:8px}
.lb-rank{width:34px;height:34px;border-radius:50%;background:var(--tint);color:var(--indigo);font-weight:bold;display:grid;place-items:center}
.lb-row.me{border-color:var(--orange);box-shadow:0 0 0 2px rgba(242,101,34,.2)}
.lb-1 .lb-rank{background:linear-gradient(135deg,var(--gold),var(--orange));color:#fff}
.lb-xp{margin-left:auto;font-weight:bold;color:var(--indigo)}

/* ---------- Level-up toast ---------- */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--indigo);color:#fff;
  padding:14px 24px;border-radius:12px;box-shadow:var(--sh2);font-weight:bold;z-index:60}

.notice{background:var(--tint-o);border:1px solid #f6d3bf;border-radius:11px;padding:12px 16px;color:var(--orange-d);font-size:.88rem}


/* ---------- Foundations: glossary extras ---------- */
.chipset{display:flex;gap:8px;flex-wrap:wrap}
.chip-n{display:inline-block;background:rgba(46,49,146,.10);border-radius:999px;padding:0 7px;font-size:.72rem;margin-left:4px}
.chip.active .chip-n{background:rgba(255,255,255,.25)}
.chip-l{color:var(--orange-d);border-color:#f2d6c6}
.chip-l.active{background:var(--orange);border-color:var(--orange);color:#fff}
.lvl{display:inline-block;font-size:.62rem;font-weight:bold;letter-spacing:.06em;
  text-transform:uppercase;padding:3px 8px;border-radius:999px;white-space:nowrap}
.lvl-1{background:#e5f6ee;color:#177a53}
.lvl-2{background:var(--tint);color:var(--indigo)}
.lvl-3{background:#f3e3fb;color:#7a2ea8}
.gcard-h{display:flex;align-items:center;justify-content:space-between;gap:8px}
.gcard-h .cat{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gb-en{font-size:.82rem;line-height:1.45;margin:8px 0 7px}
.th-tag{display:inline-block;background:rgba(255,255,255,.18);color:#fff;font-size:.6rem;font-weight:bold;
  letter-spacing:.08em;padding:1px 5px;border-radius:5px;vertical-align:2px}
.gb-th{font-size:.8rem;line-height:1.5;margin:0;color:#DCDEF4;font-family:"Leelawadee UI","Sarabun",Tahoma,Arial,sans-serif}

/* ---------- Quiz ---------- */
.quiz-wrap{max-width:760px;margin:0 auto}
.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.quiz-tags{display:flex;gap:8px;align-items:center}
.quiz-card{margin-top:14px}
.quiz-stem{font-size:1.16rem;color:var(--ink);font-weight:bold;line-height:1.45;margin:0 0 18px}
.choices{display:grid;gap:10px}
.choice{display:flex;align-items:flex-start;gap:12px;border:2px solid var(--line);border-radius:12px;
  padding:13px 15px;cursor:pointer;background:#fff;font-weight:normal;margin:0;transition:.12s}
.choice:hover{border-color:var(--indigo-l);background:#fbfbff}
.choice input{width:auto;margin:2px 0 0}
.choice.on{border-color:var(--indigo);background:var(--tint)}
.choice .ch-key{font-weight:bold;color:var(--muted);min-width:16px}
.choice .ch-txt{flex:1;color:var(--ink);font-size:.95rem}
.choice .ch-mark{font-weight:bold;font-size:1.05rem}
.choice.locked{cursor:default}
.choice.locked:hover{border-color:var(--line);background:#fff}
.choice.small .ch-txt{font-size:.88rem}
.ch-right{border-color:var(--good);background:#f0faf5}
.ch-right .ch-mark{color:var(--good)}
.ch-wrong{border-color:var(--bad);background:#fdf2f2}
.ch-wrong .ch-mark{color:var(--bad)}
.verdict{margin-top:18px;border-radius:12px;padding:14px 16px;font-size:.92rem}
.verdict p{margin:6px 0 0}
.v-ok{background:#eef9f3;border:1px solid #bfe6d3;color:#14654a}
.v-bad{background:#fdf1f1;border:1px solid #f2c9c9;color:#96302f}
.ok-t{color:var(--good);font-weight:bold} .warn-t{color:var(--warn);font-weight:bold} .bad-t{color:var(--bad);font-weight:bold}
.pickable{display:inline-flex;align-items:center;gap:7px;background:var(--tint);padding:7px 13px;border-radius:999px;
  margin:0;cursor:pointer;font-weight:normal;font-size:.86rem;color:var(--ink);border:2px solid transparent}
.pickable input{width:auto;margin:0}
.pickable.on{border-color:var(--indigo);background:#fff}
.review{display:grid;gap:14px}
.rv{border-left:5px solid var(--line);padding:18px}
.rv-ok{border-left-color:var(--good)} .rv-bad{border-left-color:var(--bad)}
.rv-h{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.rv-n{width:26px;height:26px;border-radius:50%;background:var(--tint);color:var(--indigo);font-weight:bold;
  display:grid;place-items:center;font-size:.8rem}
.rv-v{margin-left:auto;font-size:.78rem;font-weight:bold;color:var(--muted)}
.rv-stem{color:var(--ink);font-weight:bold;margin:0 0 12px;font-size:1rem}
.rv-why{margin:10px 0 0;font-size:.87rem;color:var(--body)}
.linkbtn{background:none;border:none;padding:0;color:var(--indigo);cursor:pointer;font:inherit;font-size:.85rem;text-decoration:underline}
.ch-row{display:flex;align-items:center;justify-content:space-between;margin:12px 0 5px}
.ch-lbl{font-weight:bold;color:var(--ink);font-size:.85rem}
.ch-key-pick{display:inline-flex;align-items:center;gap:6px;margin:0;font-weight:normal;font-size:.8rem;color:var(--muted)}
.ch-key-pick input{width:auto;margin:0}
code{background:var(--tint);padding:1px 5px;border-radius:5px;font-size:.86em}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .g-dash,.g-3,.g-2,.form-row{grid-template-columns:1fr}
  .tiles{grid-template-columns:1fr 1fr}
  .tb-nav{display:none}
  .quiz-stem{font-size:1.05rem}
  .tb-hero-meta{display:none}
}