/* ============================================
   BrightGen_Australia — IB Resources
   ============================================ */

:root {
  --color-primary: #0b3d2e;
  --color-primary-light: #145c41;
  --color-primary-dark: #062419;
  --color-accent: #f2b705;
  --color-accent-dark: #d19b00;
  --color-bg: #f8faf8;
  --color-surface: #ffffff;
  --color-text: #1c2620;
  --color-text-muted: #5b6b62;
  --color-border: #e3e8e4;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(11, 61, 46, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 61, 46, 0.12);
  --shadow-lg: 0 20px 48px rgba(11, 61, 46, 0.16);
  --max-width: 1160px;
  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
}

h1 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
h3 { font-size: 1.2rem; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(11, 61, 46, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.section {
  padding: 84px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-top: 12px;
}

.section-alt {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
  background: var(--color-accent-dark);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.55);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 248, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  flex-shrink: 0;
  object-fit: cover;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  padding: 4px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-primary-dark);
  border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background: radial-gradient(circle at 15% 20%, var(--color-primary-light), var(--color-primary-dark) 65%);
  color: #fff;
  overflow: hidden;
  padding: 96px 0 110px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(242, 183, 5, 0.18) 2px, transparent 2px);
  background-size: 28px 28px;
  opacity: 0.5;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero-content h1 {
  color: #fff;
}

.hero-content p.lead {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.85);
  margin: 20px 0 34px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-note {
  margin-top: 22px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  color: var(--color-text);
  box-shadow: var(--shadow-lg);
}

.hero-quote {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--color-primary-dark);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.hero-stat {
  text-align: center;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  padding: 14px 8px;
  border: 1px solid var(--color-border);
}

.hero-stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-primary);
}

.hero-stat span {
  font-size: 0.74rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ===== Trust strip ===== */
.trust-strip {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.9);
  padding: 16px 0;
}

.trust-strip ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 36px;
  font-size: 0.85rem;
  font-weight: 500;
}

.trust-strip li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-strip li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 800;
}

/* ===== Category cards ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.category-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(11, 61, 46, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.category-card h3 {
  margin-bottom: 10px;
}

.category-card p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  flex-grow: 1;
  margin-bottom: 18px;
}

.category-link {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.category-card:hover .category-link {
  gap: 10px;
}

/* ===== Product grid ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}

.filter-btn {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-thumb {
  height: 108px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.1rem;
  color: rgba(255, 255, 255, 0.92);
  position: relative;
}

.product-thumb .tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
}

.product-thumb .badge-score {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 4px 9px;
  border-radius: 999px;
}

.product-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-body h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  line-height: 1.35;
}

.product-body p {
  color: var(--color-text-muted);
  font-size: 0.86rem;
  flex-grow: 1;
  margin-bottom: 16px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.price {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary-dark);
  font-size: 1.05rem;
}

.price span {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* ===== Steps ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.step {
  text-align: center;
  padding: 8px;
}

.step-number {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-top: 8px;
}

/* ===== CTA band ===== */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-band h2 {
  color: #fff;
  margin-bottom: 8px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.8);
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(11, 61, 46, 0.08);
}

.contact-card p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* ===== FAQ ===== */
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 22px 0;
}

.faq-item h3 {
  font-size: 1.02rem;
  margin-bottom: 8px;
}

.faq-item p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand {
  color: #fff;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 0.88rem;
  max-width: 320px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-col h4 {
  color: #fff;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
}

.footer-col a:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 6px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.footer-social a:hover {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== Sticky mobile CTA ===== */
.sticky-cta {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: none;
}

/* ===== Page hero (inner pages) ===== */
.page-hero {
  background: var(--color-primary-dark);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}

.page-hero h1 {
  color: #fff;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin: 14px auto 0;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta .btn span.desktop-label { display: none; }
  .site-header.open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    padding: 20px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .category-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; text-align: center; }
  .sticky-cta { display: block; }
  body { padding-bottom: 74px; }
}