/* =========================================================
   KuizMatriks.com — Gaya
   Palet ceria kanak-kanak:
     ungu #8B5CF6 (utama) | mint #00D9AB | kuning #FFCE00
     biru #00BBF9 | merah jambu #FF7096 | oren #FF9E3D
   Teks: indigo lembut #3B2A6B pada latar krim #FFF9F2
   Font: Baloo 2 (display) + Nunito (body)
   ========================================================= */
:root {
  --grape: #7C3AED;
  --grape-dark: #6122C4;
  --mint: #00D9AB;
  --mint-dark: #00A886;
  --sun: #FFCE00;
  --sun-dark: #FFB020;
  --biru: #00BBF9;
  --melon: #FF7096;
  --tang: #FF9E3D;
  --ink: #3B2A6B;
  --bg: #FFF9F2;
  --card: #FFFFFF;
  --muted: #6B6394;
  --line: #EDE4F7;
  --radius: 20px;

  /* alias lama supaya semua halaman sedia ada terus berfungsi */
  --navy: var(--grape);
  --navy-2: var(--grape-dark);
  --cyan: var(--mint);
  --cyan-dark: var(--mint-dark);
  --yellow: var(--sun);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Nunito', sans-serif; background: var(--bg); color: var(--ink); line-height: 1.6; }
h1, h2, h3, .logo { font-family: 'Baloo 2', 'Fredoka', cursive; }
a { color: var(--cyan-dark); text-decoration: none; }
img { max-width: 100%; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 18px; }

/* --- Topbar --- */
.topbar { background: linear-gradient(100deg, var(--grape) 0%, #8B4DF0 55%, #1668B0 100%); position: sticky; top: 0; z-index: 50; box-shadow: 0 4px 0 rgba(59,42,107,.15); }
.topbar-in { display: flex; align-items: center; justify-content: space-between; padding: 12px 18px; }
.logo { display: flex; align-items: center; gap: 9px; color: #fff; font-size: 1.3rem; font-weight: 700; line-height: 1; }
.logo img { height: 34px; width: 34px; display: block; }
.logo span { color: var(--yellow); }
.topbar nav { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.topbar nav a { color: #FFFFFF; font-weight: 800; font-size: .92rem; }
.topbar nav a:hover { color: #fff; }

/* --- Butang --- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; padding: 12px 24px; border-radius: 999px; font-weight: 800; border: 0; cursor: pointer; font-family: 'Baloo 2', 'Nunito', sans-serif; font-size: 1.02rem; transition: transform .16s ease, box-shadow .16s ease, filter .16s ease; }
.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(1px); }
.btn-cta { background: linear-gradient(140deg, var(--sun), var(--sun-dark)); color: var(--ink) !important; box-shadow: 0 5px 0 #D89100, 0 10px 22px rgba(255,176,32,.4); }
.btn-cta:hover { box-shadow: 0 8px 0 #D89100, 0 14px 26px rgba(255,176,32,.5); }
.btn-main { background: linear-gradient(140deg, #00B592, #00806E); color: #fff !important; box-shadow: 0 5px 0 #00604F, 0 10px 22px rgba(0,168,134,.35); }
.btn-main:hover { box-shadow: 0 8px 0 #00604F, 0 14px 26px rgba(0,168,134,.45); }
.btn-ghost { border: 2.5px solid #ffffff88; color: #fff !important; padding: 10px 18px; background: rgba(255,255,255,.14); }
.btn-lg { padding: 14px 30px; font-size: 1.1rem; }

/* --- Logo penuh (hero / borang) --- */
.logo-penuh { display: block; margin: 0 auto 18px; max-width: 300px; height: auto; }
.hero .logo-hero { max-width: 210px; margin: 0 0 20px; display: block; background: #fff; border-radius: 18px; padding: 10px 16px; }

/* --- Hero --- */
.hero { background: var(--navy); color: #fff; padding: 56px 0 0; overflow: hidden; }
.hero-in { display: grid; gap: 28px; padding-bottom: 56px; }
.hero .eyebrow { display: inline-block; background: #ffffff14; border: 1px solid #ffffff2a; color: var(--yellow); padding: 5px 14px; border-radius: 999px; font-weight: 800; font-size: .85rem; margin-bottom: 16px; }
.hero h1 { font-size: clamp(1.9rem, 5vw, 3rem); line-height: 1.15; margin-bottom: 14px; }
.hero h1 em { color: var(--cyan); font-style: normal; }
.hero p.lead { color: #C4D6E8; font-size: 1.08rem; max-width: 34em; }
.hero .cta-row { margin-top: 22px; display: flex; gap: 12px; flex-wrap: wrap; }

/* Signature: grid "matriks" 3x3 counter */
.matriks-grid { display: grid; grid-template-columns: repeat(3, 86px); gap: 10px; justify-content: start; margin-top: 30px; }
.mg-cell { background: #ffffff10; border: 1px solid #ffffff22; border-radius: 12px; padding: 12px 8px; text-align: center; }
.mg-cell b { display: block; font-family: 'Fredoka'; font-size: 1.25rem; color: var(--yellow); }
.mg-cell small { color: #9FBBD6; font-size: .7rem; font-weight: 700; }

/* --- Seksyen umum --- */
.section { padding: 48px 0; }
.section h2 { font-size: 1.7rem; color: var(--navy); margin-bottom: 8px; }
.section .sub { color: var(--muted); margin-bottom: 26px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

.card { background: var(--card); border: 2.5px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: 0 6px 0 rgba(59,42,107,.07); }
.card h3 { color: var(--navy); margin-bottom: 6px; font-size: 1.15rem; }
.card p { color: var(--muted); font-size: .95rem; }
.card .ic { font-size: 1.8rem; margin-bottom: 8px; display: block; }

/* --- Harga --- */
.price-box { background: linear-gradient(150deg, var(--grape), var(--grape-dark)); color: #fff; border-radius: 28px; padding: 34px; text-align: center; border: 3px solid var(--ink); }
.price-box .amaun { font-family: 'Fredoka'; font-size: 3rem; color: var(--yellow); }
.price-box ul { list-style: none; margin: 18px 0 24px; }
.price-box li { padding: 5px 0; color: #C4D6E8; }
.price-box li::before { content: "✓ "; color: var(--cyan); font-weight: 800; }

/* --- Borang --- */
.form-card { max-width: 430px; margin: 44px auto; background: #fff; border: 3px solid var(--line); border-radius: 28px; padding: 32px; box-shadow: 0 10px 0 rgba(59,42,107,.07); }
.form-card h1 { color: var(--navy); font-size: 1.5rem; margin-bottom: 18px; }
.form-card label { font-weight: 800; font-size: .9rem; display: block; margin: 12px 0 4px; }
.form-card input { width: 100%; padding: 12px 16px; border: 2.5px solid var(--line); border-radius: 14px; font-family: inherit; font-size: 1rem; background: #FFFBF4; }
.form-card input:focus { outline: none; border-color: var(--grape); background: #fff; }
.form-card .btn { width: 100%; margin-top: 18px; }
.form-card .nota-kecil { text-align: center; margin-top: 14px; font-size: .9rem; color: var(--muted); }
.alert { padding: 12px 16px; border-radius: 12px; margin-bottom: 14px; font-weight: 700; font-size: .93rem; }
.alert-err { background: #FDEBEA; color: #C0392B; }
.alert-ok { background: #E8F8EF; color: #1B9E4B; }

/* --- App: senarai subjek --- */
.subjek-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.subjek-card { border-radius: 24px; border: 3px solid var(--ink); padding: 24px; color: #fff; display: block; position: relative; overflow: hidden; }
.subjek-card .ic { font-size: 2.2rem; }
.subjek-card h3 { color: #fff; font-size: 1.25rem; margin-top: 8px; }
.subjek-card small { color: #ffffffcc; font-weight: 700; }
.subjek-card:hover { transform: translateY(-2px); transition: .15s; }

/* --- Topik --- */
.topik-list { display: grid; gap: 12px; }
.topik-item { background: #fff; border: 2.5px solid var(--line); border-radius: 22px; padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.topik-item h3 { font-size: 1.05rem; color: var(--navy); }
.topik-item .tahap { font-size: .78rem; background: var(--bg); color: var(--muted); padding: 3px 10px; border-radius: 999px; font-weight: 800; }
.mod-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.mod-btns a { font-size: .85rem; font-weight: 800; padding: 8px 14px; border-radius: 999px; }
.mod-nota { background: #EDE4FF; color: var(--grape-dark); }
.mod-flash { background: #FFF2C9; color: #8A6A00; }
.mod-kuiz { background: #D6FBF1; color: var(--mint-dark); }

/* --- Nota --- */
.nota-body { background: #fff; border: 2.5px solid var(--line); border-radius: 24px; padding: 26px; margin-bottom: 16px; box-shadow: 0 6px 0 rgba(59,42,107,.06); }
.nota-body h3 { color: var(--navy); margin-bottom: 10px; }
.nota-body ul, .nota-body ol { margin: 10px 0 10px 22px; }

/* --- Flashcard --- */
.flash-stage { perspective: 1000px; max-width: 480px; margin: 0 auto; }
.flash-card { position: relative; width: 100%; min-height: 260px; cursor: pointer; transform-style: preserve-3d; transition: transform .5s; }
.flash-card.flip { transform: rotateY(180deg); }
.flash-face { position: absolute; inset: 0; backface-visibility: hidden; border-radius: 20px; display: flex; align-items: center; justify-content: center; text-align: center; padding: 28px; font-size: 1.2rem; font-weight: 800; }
.flash-front { background: linear-gradient(150deg, var(--grape), var(--biru)); color: #fff; border: 3px solid var(--ink); }
.flash-back { background: linear-gradient(150deg, var(--sun), var(--sun-dark)); color: var(--ink); border: 3px solid var(--ink); transform: rotateY(180deg); }
.flash-nav { display: flex; justify-content: center; gap: 12px; margin-top: 18px; align-items: center; }
.flash-count { font-weight: 800; color: var(--muted); }

/* --- Kuiz --- */
.q-card { background: #fff; border: 3px solid var(--line); border-radius: 26px; padding: 28px; max-width: 640px; margin: 0 auto; box-shadow: 0 8px 0 rgba(59,42,107,.07); }
.q-no { font-weight: 800; color: var(--muted); font-size: .85rem; }
.q-text { font-size: 1.12rem; font-weight: 800; color: var(--navy); margin: 8px 0 18px; }
.q-opt { display: block; width: 100%; text-align: left; background: #FFFBF4; border: 2.5px solid var(--line); border-radius: 16px; padding: 14px 18px; margin-bottom: 11px; font-size: 1rem; font-weight: 700; cursor: pointer; font-family: inherit; transition: transform .13s ease, border-color .13s ease, background .13s ease; }
.q-opt:hover { border-color: var(--grape); background: #F8F3FF; transform: translateX(3px); }
.q-opt.betul { background: #DFF8E9; border-color: #12A44F; }
.q-opt.salah { background: #FFE7E4; border-color: #E1503C; }
.q-skema { background: #FFF9E8; border: 1px dashed var(--yellow); border-radius: 12px; padding: 14px 16px; margin-top: 12px; font-size: .95rem; }
.q-skema b { color: var(--navy); }
textarea.q-jawab { width: 100%; min-height: 90px; border: 2px solid var(--line); border-radius: 12px; padding: 12px; font-family: inherit; font-size: 1rem; }
.progress-bar { height: 10px; background: var(--line); border-radius: 999px; overflow: hidden; max-width: 640px; margin: 0 auto 18px; }
.progress-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--mint), var(--sun)); border-radius: 999px; transition: width .3s; }
.timer { text-align: center; font-family: 'Fredoka'; font-size: 1.3rem; color: var(--navy); margin-bottom: 14px; }
.timer.amaran { color: #C0392B; }

/* --- Keputusan --- */
.gred-badge { display: inline-flex; align-items: center; justify-content: center; width: 54px; height: 54px; border-radius: 50%; color: #fff; font-family: 'Fredoka'; font-size: 1.5rem; font-weight: 700; }
.skor-besar { text-align: center; padding: 30px 0; }
.skor-besar .peratus { font-family: 'Fredoka'; font-size: 3.4rem; color: var(--navy); }
table.jadual { width: 100%; border-collapse: collapse; background: #fff; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); }
table.jadual th { background: linear-gradient(100deg, var(--grape), var(--biru)); color: #fff; text-align: left; padding: 12px 14px; font-size: .88rem; }
table.jadual td { padding: 12px 14px; border-top: 1px solid var(--line); font-size: .93rem; }

/* --- Footer --- */
.footer { background: var(--grape); color: #E6DAFF; padding: 26px 0; margin-top: 60px; font-size: .88rem; text-align: center; }

@media (max-width: 640px) {
  .hero .logo-hero { max-width: 175px; }
  .logo { font-size: 1.15rem; }
  .logo img { height: 30px; width: 30px; }
  .matriks-grid { grid-template-columns: repeat(3, 1fr); }
  .topbar nav { gap: 10px; }
  .topbar nav a { font-size: .84rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* --- Penandaan berpemberat --- */
.q-markah { float: right; background: var(--navy); color: #fff; font-size: .72rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; }
.tanda-nota { font-size: .9rem; color: var(--muted); margin-top: 12px; }
.tanda-btn { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.tanda-btn .btn { width: 100%; font-size: .95rem; }
.btn-separuh { background: #FFF4D6; color: #8A6A00; }
.btn-salah { background: #FDEBEA; color: #C0392B; }
.rubrik { margin-top: 14px; border: 2px solid var(--line); border-radius: 14px; padding: 16px; background: #fff; }
.rubrik-tajuk { font-weight: 800; color: var(--navy); margin-bottom: 10px; font-size: .95rem; }
.rubrik-item { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; cursor: pointer; font-size: .93rem; }
.rubrik-item:hover { background: var(--bg); }
.rubrik-item input { width: 19px; height: 19px; accent-color: var(--cyan-dark); flex: 0 0 auto; }
.rubrik-item span { flex: 1; }
.rubrik-item b { color: var(--muted); font-size: .82rem; }
.rubrik-jumlah { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); font-weight: 800; color: var(--navy); }
.skor-label { color: var(--muted); font-weight: 800; margin-top: 2px; }
.skor-besar .peratus { font-size: 3rem; }