/* ============================================================
   InductOnline — branded marketing design system
   Brand §20: navy/charcoal trust, safety green, hi-vis accent
   (sparingly), red ONLY for overdue/required. Calm, practical,
   Australian, mobile-first.
   ============================================================ */
:root {
  /* Trust */
  --navy: #0b2545;
  --navy-2: #13315c;
  --charcoal: #1f2933;
  --ink: #102a43;
  --ink-soft: #52606d;
  --paper: #ffffff;
  --mist: #f5f7fa;
  --grey: #e3e8ee;
  --line: #dce3ec;

  /* Safety / completion */
  --green: #16a34a;
  --green-dark: #15803d;
  --green-soft: #e7f6ee;

  /* Hi-vis accent — use sparingly */
  --hivis: #f9a825;
  --hivis-dark: #ef9d09;

  /* Status */
  --alert: #dc2626;        /* overdue / required ONLY */
  --review: #2563eb;

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --maxw: 1120px;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 10px 30px rgba(11, 37, 69, 0.08);
  --shadow-sm: 0 3px 12px rgba(11, 37, 69, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* --- Sections --- */
.section { padding: 80px 0; }
.section--mist { background: var(--mist); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--navy { background: var(--navy); color: #e6edf6; }
.section--navy h2, .section--navy h3 { color: #fff; }
.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.eyebrow { text-transform: uppercase; letter-spacing: .13em; font-size: .76rem; font-weight: 700; color: var(--green-dark); margin-bottom: 12px; }
.section--navy .eyebrow { color: var(--hivis); }

h1,h2,h3 { letter-spacing: -.02em; line-height: 1.14; color: var(--ink); }
h1 { font-size: clamp(2.1rem, 4.8vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.1vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.12rem; font-weight: 700; }
.lede { font-size: 1.12rem; color: var(--ink-soft); }
.section--navy .lede { color: #c3d0e0; }
.muted { color: var(--ink-soft); }

/* --- Buttons --- */
.btn { display: inline-flex; align-items: center; gap: 8px; background: var(--green); color: #fff; font-weight: 600; font-size: 1rem; padding: 13px 24px; border-radius: 999px; border: 0; cursor: pointer; transition: background .2s, transform .2s; box-shadow: 0 6px 16px rgba(22,163,74,.2); }
.btn:hover { background: var(--green-dark); transform: translateY(-1px); }
.btn-sm { padding: 9px 17px; font-size: .9rem; box-shadow: none; }
.btn-hivis { background: var(--hivis); color: var(--charcoal); box-shadow: 0 6px 16px rgba(249,168,37,.25); }
.btn-hivis:hover { background: var(--hivis-dark); }
.btn-ghost { background: transparent; color: var(--navy); box-shadow: inset 0 0 0 1.6px var(--navy); }
.btn-ghost:hover { background: rgba(11,37,69,.05); }
.btn-light { background: #fff; color: var(--navy); box-shadow: none; }
.btn-light:hover { background: #eef2f7; }
.cta-row { display: flex; gap: 13px; flex-wrap: wrap; }

/* --- Nav --- */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.9); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { font-weight: 800; font-size: 1.34rem; letter-spacing: -.02em; color: var(--navy); display: flex; align-items: center; gap: 7px; }
.logo .mark { width: 22px; height: 22px; border-radius: 6px; background: var(--green); display: inline-grid; place-items: center; color: #fff; font-size: .8rem; }
.logo .on { color: var(--green); }
.nav-links { display: flex; align-items: center; gap: 24px; font-weight: 500; }
.nav-links a:not(.btn) { color: var(--ink-soft); }
.nav-links a:not(.btn):hover, .nav-links a.active { color: var(--ink); }
.au { font-size: .85rem; color: var(--ink-soft); }

/* --- Hero --- */
.hero { padding: 92px 0 72px; background: radial-gradient(1000px 420px at 80% -10%, rgba(22,163,74,.10), transparent 60%), linear-gradient(180deg, #fbfdff, #fff); }
.hero h1 .hi { color: var(--green-dark); }
.hero .lede { max-width: 600px; margin: 20px 0 14px; font-size: 1.18rem; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.trust-line { font-size: .92rem; color: var(--ink-soft); margin-top: 18px; }
.trust-line strong { color: var(--ink); }

/* phone mock */
.phone { background: var(--navy); border-radius: 26px; padding: 12px; box-shadow: var(--shadow); max-width: 300px; margin-inline: auto; }
.phone-screen { background: #fff; border-radius: 16px; overflow: hidden; }
.phone-top { background: var(--navy-2); color: #fff; padding: 12px 16px; font-size: .82rem; display: flex; justify-content: space-between; align-items: center; }
.phone-body { padding: 16px; }
.phone-prog { height: 8px; border-radius: 999px; background: var(--grey); overflow: hidden; margin: 10px 0 14px; }
.phone-prog i { display: block; height: 100%; width: 72%; background: var(--green); }
.phone-mod { display: flex; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; font-size: .85rem; }
.phone-mod .tick { width: 20px; height: 20px; border-radius: 50%; background: var(--green-soft); color: var(--green-dark); display: grid; place-items: center; font-size: .7rem; font-weight: 800; }
.phone-mod.todo .tick { background: var(--grey); color: var(--ink-soft); }

/* --- Use case / cards grid --- */
.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--green-soft); color: var(--green-dark); display: grid; place-items: center; font-weight: 800; margin-bottom: 13px; }
.card h3 { margin-bottom: 6px; }
.card p { color: var(--ink-soft); font-size: .96rem; }

/* --- Steps (Send · Complete · Prove) --- */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; counter-reset: s; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.step::before { counter-increment: s; content: counter(s); width: 34px; height: 34px; border-radius: 50%; background: var(--navy); color: #fff; font-weight: 700; display: grid; place-items: center; margin-bottom: 13px; }
.step h3 { margin-bottom: 6px; }
.step p { color: var(--ink-soft); font-size: .96rem; }

/* --- Course cards --- */
.course-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.course-meta { font-size: .82rem; color: var(--ink-soft); margin: 4px 0 10px; }
.course-card h3 { font-size: 1.05rem; }
.course-card p { color: var(--ink-soft); font-size: .94rem; flex: 1; }
.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.badge { font-size: .72rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--mist); color: var(--ink-soft); border: 1px solid var(--line); text-transform: uppercase; letter-spacing: .04em; }
.badge-req { background: #fdecec; color: var(--alert); border-color: #f7c9c9; }
.badge-whs { background: var(--green-soft); color: var(--green-dark); border-color: #bfe6cd; }
.badge-cert { background: #fff6e2; color: var(--hivis-dark); border-color: #f3dca0; }
.badge-int { background: #e8effd; color: var(--review); border-color: #c7d8f7; }
.course-proof { font-size: .82rem; color: var(--ink-soft); border-top: 1px dashed var(--line); padding-top: 11px; margin-top: 12px; }
.course-proof b { color: var(--green-dark); }

/* --- Proof list --- */
.proof-list, .check-list { list-style: none; display: grid; gap: 12px; }
.proof-list li, .check-list li { position: relative; padding-left: 30px; color: var(--ink-soft); }
.proof-list li::before, .check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 50%; background: var(--green); color: #fff; font-size: .72rem; font-weight: 800; display: grid; place-items: center; }
.section--navy .proof-list li { color: #c3d0e0; }

/* --- Ladder (InductOnline → Edifyd → Ongiri) --- */
.ladder { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.rung { border-radius: var(--radius); padding: 24px; border: 1px solid var(--line); background: #fff; }
.rung.is-here { border: 2px solid var(--green); box-shadow: var(--shadow); }
.rung .tier { font-size: .76rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 700; color: var(--green-dark); }
.rung h3 { margin: 6px 0; }
.rung p { color: var(--ink-soft); font-size: .94rem; }
.rung .word { font-weight: 800; font-size: 1.1rem; color: var(--navy); }

/* --- Tags row --- */
.tags { display: flex; flex-wrap: wrap; gap: 9px; }
.tag { padding: 8px 15px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-weight: 600; font-size: .92rem; color: var(--ink-soft); }
.tag:hover { border-color: var(--green); color: var(--green-dark); }

/* --- CTA band --- */
.cta-band { background: linear-gradient(135deg, var(--navy), var(--navy-2)); color: #fff; border-radius: var(--radius); padding: 52px 44px; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #c3d0e0; max-width: 560px; margin: 12px auto 26px; font-size: 1.08rem; }
.cta-band .cta-row { justify-content: center; }

/* --- Lead form --- */
.form-wrap { display: grid; grid-template-columns: .9fr 1.1fr; gap: 46px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea { width: 100%; padding: 12px 14px; border: 1.4px solid var(--line); border-radius: var(--radius-sm); font-family: inherit; font-size: 1rem; color: var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--green); box-shadow: 0 0 0 3px rgba(22,163,74,.14); }
.field textarea { min-height: 104px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-note { font-size: .84rem; color: var(--ink-soft); margin-top: 6px; }
.form-status { margin-top: 14px; padding: 13px 15px; border-radius: var(--radius-sm); font-weight: 600; display: none; }
.form-status.show { display: block; }
.form-status.ok { background: var(--green-soft); color: var(--green-dark); }
.form-status.err { background: #fdecec; color: var(--alert); }

/* --- Footer --- */
.footer { padding: 52px 0 38px; background: var(--charcoal); color: #aeb9c4; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 28px; padding-bottom: 30px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer .logo { color: #fff; }
.footer p { font-size: .93rem; margin-top: 11px; max-width: 280px; }
.footer h5 { color: #fff; font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 12px; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 9px; }
.footer ul a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-top: 22px; font-size: .86rem; color: #8696a6; }

@media (max-width: 920px) {
  .hero-grid, .form-wrap { grid-template-columns: 1fr; }
  .grid-3, .grid-4, .steps, .ladder { grid-template-columns: repeat(2,1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .section { padding: 56px 0; }
  .grid-3, .grid-4, .steps, .ladder, .field-row { grid-template-columns: 1fr; }
  .nav-links a:not(.btn), .au { display: none; }
  .cta-band { padding: 38px 22px; }
  .footer-top { grid-template-columns: 1fr; }
}