/* CadetCore — Marketing Site */

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

:root {
  --navy-950: #0a1628;
  --navy-900: #0f2040;
  --navy-800: #162d54;
  --navy-700: #1e3f6e;
  --navy-600: #2d5a8e;
  --navy-500: #3b7ac2;
  --navy-400: #5a9ad8;
  --navy-100: #d0daf0;
  --navy-50: #e8edf5;
  --sea-500: #2d7dd2;
  --sea-400: #4a94e0;
  --white: #ffffff;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;

  --text-on-dark: #f0f4fa;
  --text-on-dark-secondary: #c4d0e4;
  --text-on-dark-muted: #9aafcc;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--gray-800);
  line-height: 1.6;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── Navigation ─────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 22, 40, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-logo {
  height: 36px;
  width: auto;
}

.nav-title {
  color: var(--text-on-dark);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-on-dark-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover {
  color: var(--text-on-dark);
}

.nav-links a.active {
  color: var(--text-on-dark);
  border-bottom-color: var(--sea-400);
}

.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(--text-on-dark);
  border-radius: 1px;
  transition: transform 0.2s;
}

/* ─── Hero ───────────────────────────────────────────── */

.hero {
  background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-800) 50%, var(--navy-700) 100%);
  padding: 8rem 0 5rem;
  text-align: center;
  color: var(--text-on-dark);
}

.hero-content {
  max-width: 740px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--white);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-on-dark-secondary);
  margin-bottom: 2rem;
  font-weight: 400;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero-reassurance {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  padding: 0;
}

.hero-reassurance li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-on-dark-secondary);
  font-weight: 500;
}

.hero-reassurance li::before {
  content: "\2713";
  color: #5ec26a;
  font-weight: 700;
  flex-shrink: 0;
}

.hero-disclaimer {
  margin-top: 2rem;
  font-size: 0.8rem;
  color: var(--text-on-dark-muted);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.5;
  opacity: 0.85;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.25rem;
}

/* ─── Page Hero (smaller, for sub-pages) ─────────────── */

.page-hero {
  background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-800) 100%);
  padding: 7rem 0 3rem;
  text-align: center;
  color: var(--text-on-dark);
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: var(--white);
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--text-on-dark-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ─── Buttons ────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--sea-500);
  color: var(--white);
  border-color: var(--sea-500);
}

.btn-primary:hover {
  background: var(--sea-400);
  border-color: var(--sea-400);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(45, 125, 210, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text-on-dark);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.06);
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-on-dark);
  border: none;
  padding: 0.5rem 1.15rem;
  font-size: 0.85rem;
  line-height: 1;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.14);
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.7);
}

.btn-sm { padding: 0.4rem 1.1rem; font-size: 0.85rem; }
.btn-lg { padding: 0.9rem 2.25rem; font-size: 1.05rem; }

/* ─── Sections ───────────────────────────────────────── */

.section {
  padding: 5rem 0;
}

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

.section-dark {
  background: var(--navy-50);
}

.section-navy {
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 100%);
  color: var(--text-on-dark);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.section-title.light { color: var(--white); }

.section-subtitle {
  font-size: 1.05rem;
  text-align: center;
  color: var(--gray-600);
  max-width: 640px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.section-subtitle.light { color: var(--text-on-dark-secondary); }

/* ─── Cards ──────────────────────────────────────────── */

.cards-three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.cards-four {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.cards-two {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.card-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  max-width: 48px;
  max-height: 48px;
  margin: 0 auto 1rem;
  color: var(--sea-500);
  flex-shrink: 0;
}

.card-icon svg {
  width: 48px;
  height: 48px;
  display: block;
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--navy-900);
}

.card p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ─── Feature Highlight Cards (Home page) ────────────── */

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.highlight-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 1.5rem 1.25rem;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, transform 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.highlight-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.highlight-card .highlight-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  max-width: 40px;
  max-height: 40px;
  color: var(--sea-500);
  margin-bottom: 0.25rem;
  flex-shrink: 0;
}

.highlight-card .highlight-icon svg {
  width: 40px;
  height: 40px;
  display: block;
}

.highlight-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy-900);
}

.highlight-card p {
  font-size: 0.82rem;
  color: var(--gray-600);
  line-height: 1.5;
  margin: 0;
}

.highlight-card .highlight-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--sea-500);
  margin-top: auto;
}

/* ─── Feature Rows ───────────────────────────────────── */

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 4rem;
}

.feature:last-child { margin-bottom: 0; }

.feature-reverse {
  direction: rtl;
}

.feature-reverse > * {
  direction: ltr;
}

.feature-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--navy-900);
}

.feature-text p {
  font-size: 0.95rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sea-500);
}

/* ─── Screenshot Placeholders ────────────────────────── */

.feature-screenshot {
  position: relative;
}

.screenshot-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--gray-100);
  border: 2px dashed var(--navy-100);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
  overflow: hidden;
  position: relative;
}

.screenshot-placeholder span {
  color: var(--gray-400);
  font-size: 0.85rem;
  font-weight: 500;
}

.screenshot-placeholder[data-img] {
  background-size: cover;
  background-position: top center;
  background-repeat: no-repeat;
}

.screenshot-placeholder.has-image {
  border: 1px solid var(--gray-200);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.screenshot-placeholder.has-image span {
  display: none;
}

/* ─── Steps ──────────────────────────────────────────── */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 1rem;
}

.step {
  text-align: center;
  padding: 1.5rem;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.step h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-on-dark);
}

.step p {
  font-size: 0.9rem;
  color: var(--text-on-dark-secondary);
  line-height: 1.6;
}

/* ─── Extras Grid ────────────────────────────────────── */

.extras-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.extra {
  padding: 1.25rem;
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  background: var(--white);
  transition: box-shadow 0.2s;
}

.extra:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.extra strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: 0.25rem;
}

.extra p {
  font-size: 0.82rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* ─── Contact ────────────────────────────────────────── */

.contact-section {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-actions {
  margin: 2rem 0 1.5rem;
}

.contact-note {
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
}

/* ─── Roadmap ───────────────────────────────────────── */

.roadmap-list {
  list-style: none;
  padding: 0;
  max-width: 520px;
  margin: 0 auto;
  text-align: left;
}

.roadmap-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  color: var(--gray-700);
}

.roadmap-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sea-500);
}

/* ─── Phone Mockups (Mobile page) ────────────────────── */

.phone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.phone-mockup {
  text-align: center;
}

.phone-frame {
  position: relative;
  width: 220px;
  margin: 0 auto 1rem;
  background: #111;
  border-radius: 28px;
  padding: 12px 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.phone-frame::before {
  content: "";
  display: block;
  width: 60px;
  height: 6px;
  background: #222;
  border-radius: 3px;
  margin: 0 auto 8px;
}

.phone-frame img {
  width: 100%;
  border-radius: 16px;
  display: block;
}

.phone-mockup p {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-700);
}

/* ─── Colour-coded section badges (Junior page) ──────── */

.section-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-red { background: #fee2e2; color: #991b1b; }
.badge-blue { background: #dbeafe; color: #1e40af; }
.badge-green { background: #dcfce7; color: #166534; }
.badge-yellow { background: #fef9c3; color: #854d0e; }
.badge-stem { background: #f3e8ff; color: #6b21a8; }

.section-badges-row {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

/* Junior info cards */
.junior-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.junior-info-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 2rem;
}

.junior-info-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 0.75rem;
}

.junior-info-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 0.75rem;
}

.junior-info-card ul {
  list-style: none;
  padding: 0;
}

.junior-info-card ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  color: var(--gray-700);
}

.junior-info-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sea-500);
}

.junior-info-card.card-accent-left {
  border-left: 4px solid var(--sea-500);
}

/* Security detail cards */
.security-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.security-detail-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 1.75rem 1.5rem;
}

.security-detail-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 0.5rem;
}

.security-detail-card p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.6;
}

.security-detail-card ul {
  list-style: none;
  padding: 0;
  margin-top: 0.5rem;
}

.security-detail-card ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.3rem;
  font-size: 0.85rem;
  color: var(--gray-700);
}

.security-detail-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--sea-500);
}

/* ─── Footer ─────────────────────────────────────────── */

.footer {
  background: var(--navy-950);
  padding: 2.5rem 0 2rem;
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom {
  text-align: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-on-dark-secondary);
  font-weight: 500;
  text-decoration: none;
}

.footer-logo {
  height: 28px;
  width: auto;
}

.footer-note {
  color: var(--text-on-dark-muted);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--text-on-dark-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text-on-dark);
}

.footer-disclaimer {
  font-size: 0.8rem;
  color: var(--text-on-dark-muted);
  margin-bottom: 0.25rem;
}

.footer-updated {
  font-size: 0.75rem;
  color: var(--text-on-dark-muted);
  opacity: 0.7;
}

/* ─── Responsive ─────────────────────────────────────── */

@media (max-width: 900px) {
  .hero h1 { font-size: 2.25rem; }
  .hero { padding: 7rem 0 4rem; }
  .page-hero { padding: 6rem 0 2.5rem; }
  .page-hero h1 { font-size: 2rem; }
  .section { padding: 3.5rem 0; }

  .cards-three,
  .cards-four,
  .highlight-grid,
  .security-detail-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .cards-two,
  .junior-info-grid {
    grid-template-columns: 1fr;
  }

  .feature {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-reverse {
    direction: ltr;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .extras-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .phone-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .footer-top {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }

  .footer-links {
    justify-content: center;
  }

  .hero-reassurance {
    gap: 1rem;
  }
}

@media (max-width: 640px) {
  .hero h1 { font-size: 1.85rem; }
  .page-hero h1 { font-size: 1.6rem; }
  .section-title { font-size: 1.6rem; }

  .cards-three,
  .cards-four,
  .highlight-grid,
  .security-detail-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--navy-900);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

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

  .feature-text h3 { font-size: 1.25rem; }

  .hero-reassurance {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
  }

  .phone-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 280px;
  }

  .phone-frame {
    width: 200px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 1rem;
  }
}