/* ============================
   CSS Custom Properties
   ============================ */
:root {
  --color-primary:       #0f2b4a;
  --color-primary-light: #1a3f66;
  --color-primary-dark:  #091b30;
  --color-accent:        #c4956a;
  --color-accent-light:  #d9b38f;
  --color-accent-dark:   #a67c56;

  --color-text:          #1a1a2e;
  --color-text-light:    #5a6577;
  --color-text-muted:    #8a95a5;

  --color-bg:            #f7f8fa;
  --color-bg-white:      #ffffff;
  --color-bg-light:      #eef0f3;

  --color-border:        #dde0e5;

  --color-footer-bg:     var(--color-primary-dark);
  --color-footer-text:   #b0bccf;
  --color-footer-heading: #ffffff;

  --font-family:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-sm:        0.875rem;
  --font-size-base:      1rem;
  --font-size-lg:        1.125rem;
  --font-size-xl:        1.5rem;
  --font-size-2xl:       2rem;
  --font-size-3xl:       2.75rem;

  --container-max:       1200px;
  --navbar-height:       72px;

  --radius:              8px;
  --radius-lg:           12px;
  --shadow-sm:           0 1px 3px rgba(0,0,0,0.06);
  --shadow-md:           0 4px 14px rgba(0,0,0,0.08);
  --shadow-lg:           0 8px 30px rgba(0,0,0,0.10);

  --transition:          0.25s ease;
}

/* ============================
   Reset & Base
   ============================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition);
}

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

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

ul {
  list-style: none;
}

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

/* ============================
   Navbar
   ============================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--navbar-height);
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary) !important;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

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

.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 10px 22px !important;
  border-radius: var(--radius);
  text-transform: none !important;
  letter-spacing: normal !important;
  transition: background var(--transition);
}

.nav-cta:hover {
  background: var(--color-primary-light) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

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

/* ============================
   Hero
   ============================ */
.hero {
  padding: calc(var(--navbar-height) + 80px) 0 100px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  text-align: center;
}

.hero-content {
  max-width: 780px;
}

.hero h1 {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero .highlight {
  color: var(--color-accent-light);
}

.hero-sub {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.80);
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================
   Buttons
   ============================ */
.btn {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff !important;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: #fff !important;
  border-color: rgba(255,255,255,0.50);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.10);
  border-color: #fff;
}

.btn-large {
  padding: 16px 40px;
  font-size: var(--font-size-base);
}

/* ============================
   Section
   ============================ */
.section {
  padding: 80px 0;
}

.section-light {
  background: var(--color-bg-light);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  color: var(--color-primary);
}

.section-sub {
  text-align: center;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: var(--font-size-lg);
}

.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ============================
   Value Props
   ============================ */
.props-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.prop-card {
  background: var(--color-bg-white);
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.prop-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.prop-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 16px;
}

.prop-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.prop-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================
   Services Grid
   ============================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-bg-white);
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition), transform var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.service-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.service-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.service-features {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

.service-features li {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  padding: 4px 0 4px 16px;
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* ============================
   About Strip (Home)
   ============================ */
.about-strip {
  background: var(--color-primary);
  color: #fff;
}

.about-strip-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-strip-text h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: 16px;
}

.about-strip-text p {
  color: rgba(255,255,255,0.80);
  margin-bottom: 28px;
  line-height: 1.7;
}

.about-strip-text .btn-outline {
  border-color: rgba(255,255,255,0.40);
}

.about-strip-text .btn-outline:hover {
  background: rgba(255,255,255,0.10);
  border-color: #fff;
}

.about-strip-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.credential-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 20px;
}

.credential-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-accent-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.credential-value {
  display: block;
  font-size: var(--font-size-lg);
  font-weight: 600;
}

/* ============================
   CTA Strip
   ============================ */
.cta-strip {
  background: var(--color-bg-light);
  text-align: center;
}

.cta-strip-content {
  max-width: 620px;
}

.cta-strip-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.cta-strip-content p {
  color: var(--color-text-light);
  font-size: var(--font-size-lg);
  margin-bottom: 32px;
}

/* ============================
   Page Hero (Inner Pages)
   ============================ */
.page-hero {
  padding: calc(var(--navbar-height) + 60px) 0 60px;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
}

.page-hero-content h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: 8px;
}

.page-hero-content p {
  color: rgba(255,255,255,0.75);
  font-size: var(--font-size-lg);
}

/* ============================
   Content Pages
   ============================ */
.content-page {
  max-width: 860px;
}

.content-page h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin: 40px 0 12px;
}

.content-page p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  line-height: 1.75;
}

.content-page ul {
  margin: 0 0 20px 24px;
  list-style: disc;
}

.content-page ul li {
  color: var(--color-text-light);
  margin-bottom: 6px;
  line-height: 1.65;
}

/* ============================
   Credentials List (About)
   ============================ */
.credentials-list {
  margin-top: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.credential-row {
  display: flex;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
}

.credential-row:last-child {
  border-bottom: none;
}

.credential-row-label {
  font-weight: 600;
  color: var(--color-primary);
  min-width: 160px;
}

.credential-row span:last-child {
  color: var(--color-text-light);
}

/* ============================
   Contact Page
   ============================ */
.contact-page {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2,
.contact-form-wrap h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.contact-info > p,
.contact-form-wrap > p {
  color: var(--color-text-light);
  margin-bottom: 28px;
}

.contact-detail {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.contact-detail-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.contact-detail strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin-bottom: 2px;
}

.contact-detail a,
.contact-detail span {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.contact-form-note {
  margin-top: 20px;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.contact-form-note a {
  color: var(--color-primary-light);
  text-decoration: underline;
}

/* ============================
   Footer
   ============================ */
.footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 60px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-col h4 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-footer-heading);
  margin-bottom: 16px;
}

.footer-col p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin-bottom: 12px;
}

.footer-abn {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a,
.footer-col ul li span {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  transition: color var(--transition);
}

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

.footer-bottom {
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================
   Mobile (max 768px)
   ============================ */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: 100%;
    background: var(--color-bg-white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav-open .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    width: 100%;
    text-align: center;
    padding: 12px 0;
  }

  .nav-cta {
    text-align: center;
  }

  .hero h1 {
    font-size: var(--font-size-2xl);
  }

  .hero-sub {
    font-size: var(--font-size-base);
  }

  .props-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .about-strip-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-strip-credentials {
    grid-template-columns: 1fr 1fr;
  }

  .contact-page {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .section {
    padding: 56px 0;
  }

  .page-hero {
    padding: calc(var(--navbar-height) + 40px) 0 40px;
  }

  .hero {
    padding: calc(var(--navbar-height) + 60px) 0 60px;
  }
}

@media (max-width: 480px) {
  .about-strip-credentials {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
}