/* ============================================================
   GPplatform.com.au - Stylesheet
   Clean, professional, clinical brand
   ============================================================ */

:root {
  --teal:        #0d9488;
  --teal-dark:   #0b7d72;
  --navy:        #1e3a5f;
  --navy-dark:   #15293f;
  --ink:         #1f2933;
  --grey:        #5b6770;
  --light-grey:  #f4f7f9;
  --border:      #e2e8ee;
  --white:       #ffffff;
  --radius:      14px;
  --shadow:      0 10px 30px rgba(30, 58, 95, 0.08);
  --shadow-lg:   0 20px 50px rgba(30, 58, 95, 0.14);
  --max:         1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  line-height: 1.65;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--teal-dark); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Header / Nav ---------- */
header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 88px; }
.nav .logo { display: flex; align-items: center; gap: 10px; }
.nav .logo img { height: 80px; width: auto; }
.nav .logo span { font-weight: 700; font-size: 1.15rem; color: var(--navy); }
.nav nav { display: flex; gap: 28px; align-items: center; }
.nav nav a { color: var(--navy); font-weight: 500; font-size: 0.95rem; }
.nav nav a:hover { color: var(--teal); }
.nav .nav-cta {
  background: var(--teal); color: #fff !important;
  padding: 10px 18px; border-radius: 10px; font-weight: 600;
}
.nav .nav-cta:hover { background: var(--teal-dark); }
.menu-links.mobile-hidden { display: flex; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(160deg, #f4fbfa 0%, #eef4f9 100%);
  padding: 72px 0 80px;
  overflow: hidden;
}
.hero .wrap {
  display: grid; grid-template-columns: 1.05fr 1fr;
  gap: 56px; align-items: center;
}
.hero .badge {
  display: inline-block; background: #d7f0ec; color: var(--teal-dark);
  font-weight: 600; font-size: 0.82rem; padding: 6px 14px;
  border-radius: 999px; margin-bottom: 20px; letter-spacing: 0.2px;
}
.hero h1 {
  font-size: 2.8rem; line-height: 1.12; color: var(--navy);
  font-weight: 800; margin-bottom: 18px; letter-spacing: -0.5px;
}
.hero h1 .accent { color: var(--teal); }
.hero p.lead { font-size: 1.18rem; color: var(--grey); margin-bottom: 30px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-img img {
  width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-lg);
}
.trust { margin-top: 22px; font-size: 0.9rem; color: var(--grey); display: flex; gap: 18px; flex-wrap: wrap; }
.trust span { display: inline-flex; align-items: center; gap: 6px; }
.trust .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); display: inline-block; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1.02rem; border: none; cursor: pointer;
  padding: 15px 28px; border-radius: 12px; transition: all .18s ease;
}
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 8px 20px rgba(13,148,136,.28); }
.btn-primary:hover { background: var(--teal-dark); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--navy); border: 1.5px solid var(--border); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn small { font-weight: 500; opacity: .85; font-size: .8rem; }

/* ---------- Sections ---------- */
section { padding: 78px 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-head .eyebrow {
  color: var(--teal); font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.5px; font-size: 0.8rem; margin-bottom: 12px;
}
.section-head h2 { font-size: 2.1rem; color: var(--navy); font-weight: 800; letter-spacing: -0.4px; }
.section-head p { color: var(--grey); font-size: 1.08rem; margin-top: 14px; }

/* ---------- Features ---------- */
.features { background: var(--white); }
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
}
.feature {
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 28px; transition: all .2s ease;
}
.feature:hover { box-shadow: var(--shadow); transform: translateY(-4px); border-color: #d7f0ec; }
.feature .ico {
  width: 54px; height: 54px; border-radius: 14px;
  background: #e4f5f2; color: var(--teal); display: grid; place-items: center;
  font-size: 1.6rem; margin-bottom: 18px;
}
.feature h3 { font-size: 1.2rem; color: var(--navy); margin-bottom: 10px; }
.feature p { color: var(--grey); font-size: 0.98rem; }

/* ---------- How it works ---------- */
.how { background: var(--light-grey); }
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.step { background: #fff; border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow); position: relative; }
.step .num {
  width: 40px; height: 40px; border-radius: 50%; background: var(--navy); color: #fff;
  font-weight: 800; display: grid; place-items: center; margin-bottom: 16px;
}
.step h3 { color: var(--navy); font-size: 1.12rem; margin-bottom: 8px; }
.step p { color: var(--grey); font-size: 0.96rem; }

/* ---------- Download ---------- */
.download { background: linear-gradient(160deg, var(--navy) 0%, var(--navy-dark) 100%); color: #fff; }
.download .section-head h2 { color: #fff; }
.download .section-head p { color: #c3d2e3; }
.download .eyebrow { color: #5fd0c4; }
.download-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius); padding: 40px; max-width: 720px; margin: 0 auto;
  text-align: center; backdrop-filter: blur(6px);
}
.download-card .ver { color: #9fd; font-weight: 600; font-size: .92rem; margin-bottom: 8px; }
.download-card h3 { font-size: 1.5rem; margin-bottom: 8px; }
.download-card p { color: #c3d2e3; margin-bottom: 26px; }
.download-card .btn-primary { font-size: 1.1rem; padding: 17px 36px; }
.dl-meta { margin-top: 18px; font-size: 0.86rem; color: #9fb0c4; display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; }

/* ---------- Requirements ---------- */
.req-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.req-box { background: var(--light-grey); border-radius: var(--radius); padding: 32px; }
.req-box h3 { color: var(--navy); font-size: 1.2rem; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.req-box ul { list-style: none; }
.req-box li { padding: 9px 0; color: var(--grey); border-bottom: 1px solid var(--border); display: flex; gap: 10px; }
.req-box li:last-child { border-bottom: none; }
.req-box li::before { content: "\2713"; color: var(--teal); font-weight: 800; }

/* ---------- Privacy banner ---------- */
.privacy { background: #e4f5f2; }
.privacy .wrap { display: flex; gap: 30px; align-items: center; }
.privacy .ico-big { font-size: 3rem; }
.privacy h2 { color: var(--navy); font-size: 1.6rem; margin-bottom: 8px; }
.privacy p { color: var(--grey); font-size: 1.05rem; }

/* ---------- Contact / CTA ---------- */
.contact { text-align: center; }
.contact .section-head { margin-bottom: 30px; }
.contact .email-btn { font-size: 1.1rem; }

/* ---------- Footer ---------- */
footer { background: var(--navy-dark); color: #b8c6d6; padding: 48px 0 30px; font-size: 0.92rem; }
footer .cols { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; margin-bottom: 30px; }
footer .logo-foot { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
footer .logo-foot img { height: 70px; filter: brightness(0) invert(1); opacity: .92; }
footer .logo-foot span { color: #fff; font-weight: 700; font-size: 1.05rem; }
footer h4 { color: #fff; margin-bottom: 12px; font-size: 0.95rem; }
footer a { color: #b8c6d6; display: block; padding: 4px 0; }
footer a:hover { color: #5fd0c4; }
footer .legal { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 22px; text-align: center; color: #8295a8; font-size: 0.85rem; }
footer .legal strong { color: #cdd9e6; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .hero h1 { font-size: 2.2rem; }
  .feature-grid, .steps { grid-template-columns: 1fr; }
  .req-grid { grid-template-columns: 1fr; }
  .nav .menu-links { display: none; }
  .privacy .wrap { flex-direction: column; text-align: center; }
}
@media (max-width: 560px) {
  .hero h1 { font-size: 1.85rem; }
  .section-head h2 { font-size: 1.6rem; }
  .download-card { padding: 28px 20px; }
  section { padding: 56px 0; }
}

/* Download "click Keep" reassurance note */
.dl-note {
  margin-top: 18px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  font-size: 0.92rem;
  line-height: 1.55;
  color: #e8eef5;
  text-align: left;
}
.dl-note strong { color: #ffffff; }