/* ============================================
   Property Verdict — Design System
   Mobile-first responsive CSS
   BEM naming for React/Next.js migration
   ============================================ */

/* === Design Tokens (CSS Custom Properties) === */
:root {
  --bg-primary: #0c1220;
  --bg-secondary: #111827;
  --bg-tertiary: #1a2332;
  --bg-card: #1e293b;
  --bg-card-hover: #243044;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #2dd4bf;
  --accent-dark: #14b8a6;
  --accent-glow: rgba(45, 212, 191, 0.15);
  --amber: #f59e0b;
  --red: #ef4444;
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --section-padding: 80px;
  --container-max: 1200px;
  --container-padding: 20px;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.hide-mobile { display: none; }

/* === Shared Section Styles === */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-align: center;
}

.section-title--left { text-align: left; }

.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
  text-align: center;
  line-height: 1.7;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}
.btn--primary { background: var(--red); color: #fff; }
.btn--primary:hover {
  background: #dc2626;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(239, 68, 68, 0.3);
}
.btn--outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}
.btn--lg { padding: 18px 36px; font-size: 1rem; }

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-base);
}
.navbar--scrolled {
  background: rgba(12, 18, 32, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.navbar__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.navbar__logo {
  width: 36px; height: 36px;
  filter: drop-shadow(0 0 8px rgba(45, 212, 191, 0.3));
}
.navbar__name { font-size: 1.15rem; font-weight: 700; }
.navbar__accent { color: var(--accent); }
.navbar__links {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%; left: 0; right: 0;
  background: rgba(12, 18, 32, 0.98);
  backdrop-filter: blur(12px);
  padding: 20px;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.navbar__links--open { display: flex; }
.navbar__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}
.navbar__link:hover { color: var(--text-primary); }
.navbar__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  background: var(--red);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}
.navbar__cta:hover { background: #dc2626; transform: translateY(-1px); }
.navbar__toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.navbar__toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* === Hero === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px var(--container-padding) 80px;
  background-image: url('https://images.unsplash.com/photo-1486325212027-8081e485255e?w=1600&q=80&auto=format');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(12, 18, 32, 0.75) 0%,
    rgba(12, 18, 32, 0.85) 50%,
    rgba(12, 18, 32, 0.95) 100%
  );
}
.hero__container {
  position: relative;
  z-index: 1;
  max-width: 800px;
}
.hero__badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(45, 212, 191, 0.3);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 28px;
  background: rgba(45, 212, 191, 0.06);
}
.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}
.hero__highlight { color: var(--accent); }
.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* === Stats Bar === */
.stats {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 32px var(--container-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  text-align: center;
}
.stats__item { display: flex; flex-direction: column; gap: 4px; }
.stats__number {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stats__label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.stats__divider { display: none; }

/* === Pillars === */
.pillars {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-primary);
}
.pillars__container { max-width: var(--container-max); margin: 0 auto; }
.pillars__header { text-align: center; margin-bottom: 48px; }
.pillars__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  opacity: 0;
  transition: opacity var(--transition-base);
}
.pillar-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.pillar-card:hover::before { opacity: 1; }
.pillar-card__icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border-radius: var(--radius-md);
  color: var(--accent);
  margin-bottom: 20px;
}
.pillar-card__title { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.pillar-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}
.pillar-card__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 4px 12px;
  border-radius: 100px;
}

/* === Featured / About === */
.featured {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-secondary);
}
.featured__container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
.featured__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.featured__image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  pointer-events: none;
}
.featured__image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.featured__image:hover img { transform: scale(1.03); }
.featured__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}
.featured__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 28px;
}
.featured__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.featured__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 500;
}
.featured__list svg { flex-shrink: 0; }

/* === Markets === */
.markets {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-primary);
}
.markets__container { max-width: var(--container-max); margin: 0 auto; }
.markets__header { text-align: center; margin-bottom: 48px; }
.markets__grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.market-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  display: flex;
  transition: transform var(--transition-base);
}
.market-card:hover { transform: translateY(-4px); }
.market-card__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}
.market-card:hover .market-card__image { transform: scale(1.08); }
.market-card__overlay {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  background: linear-gradient(0deg,
    rgba(12, 18, 32, 0.9) 0%,
    rgba(12, 18, 32, 0.3) 60%,
    transparent 100%
  );
}
.market-card__flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: rgba(45, 212, 191, 0.2);
  color: var(--accent);
  border: 1px solid rgba(45, 212, 191, 0.3);
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
  width: fit-content;
}
.market-card__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 4px;
}
.market-card__focus {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* === Why Section === */
.why {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-secondary);
}
.why__container { max-width: var(--container-max); margin: 0 auto; }
.why__content { margin-bottom: 48px; }
.why__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.why-card {
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}
.why-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}
.why-card__number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.3;
  margin-bottom: 12px;
  line-height: 1;
}
.why-card:hover .why-card__number { opacity: 1; }
.why-card__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.why-card__desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.65; }

/* === CTA Section === */
.cta-section {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.06) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}
.cta-section__container {
  max-width: var(--container-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.cta-section__content {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}
.cta-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
}
.cta-section__desc {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
}

/* === Social === */
.social {
  padding: var(--section-padding) var(--container-padding);
  background: var(--bg-secondary);
}
.social__container {
  max-width: var(--container-max);
  margin: 0 auto;
  text-align: center;
}
.social__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 560px;
  margin: 0 auto;
}
.social-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}
.social-card:hover { transform: translateY(-2px); border-color: var(--border-hover); }
.social-card--youtube:hover { border-color: #ef4444; color: #ef4444; }
.social-card--x:hover { border-color: #fff; }
.social-card--instagram:hover { border-color: #e4405f; color: #e4405f; }
.social-card--tiktok:hover { border-color: #00f2ea; color: #00f2ea; }
.social-card__name { font-weight: 600; font-size: 0.95rem; }
.social-card__handle { margin-left: auto; font-size: 0.8rem; color: var(--text-muted); }

/* === Footer === */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 60px var(--container-padding) 32px;
}
.footer__container { max-width: var(--container-max); margin: 0 auto; }
.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer__brand { display: flex; flex-direction: column; gap: 8px; }
.footer__logo {
  width: 40px; height: 40px;
  filter: drop-shadow(0 0 8px rgba(45, 212, 191, 0.3));
  margin-bottom: 4px;
}
.footer__name { font-size: 1.25rem; font-weight: 700; }
.footer__accent { color: var(--accent); }
.footer__tagline { font-size: 0.85rem; color: var(--text-muted); font-weight: 500; }
.footer__links { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.footer__heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__link { font-size: 0.85rem; color: var(--text-secondary); transition: color var(--transition-fast); }
.footer__link:hover { color: var(--accent); }
.footer__bottom { border-top: 1px solid var(--border); padding-top: 24px; }
.footer__disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  max-width: 680px;
}
.footer__copy { font-size: 0.7rem; color: var(--text-muted); opacity: 0.6; }

/* === Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.is-visible { opacity: 1; transform: translateY(0); }
.pillar-card:nth-child(2).fade-in { transition-delay: 100ms; }
.pillar-card:nth-child(3).fade-in { transition-delay: 200ms; }
.pillar-card:nth-child(4).fade-in { transition-delay: 300ms; }
.market-card:nth-child(2).fade-in { transition-delay: 100ms; }
.market-card:nth-child(3).fade-in { transition-delay: 200ms; }
.why-card:nth-child(2).fade-in { transition-delay: 100ms; }
.why-card:nth-child(3).fade-in { transition-delay: 200ms; }
.why-card:nth-child(4).fade-in { transition-delay: 300ms; }
.stats__item:nth-child(2).fade-in { transition-delay: 100ms; }
.stats__item:nth-child(3).fade-in { transition-delay: 200ms; }
.stats__item:nth-child(4).fade-in { transition-delay: 300ms; }

/* ============================================
   RESPONSIVE BREAKPOINTS
   Mobile-first: base -> 480px -> 768px -> 1024px -> 1280px
   ============================================ */

/* === Small phones (480px+) === */
@media (min-width: 480px) {
  .hero__actions { flex-direction: row; }
  .markets__grid { grid-template-columns: repeat(2, 1fr); }
  .stats__container { grid-template-columns: repeat(4, 1fr); }
}

/* === Tablets (768px+) === */
@media (min-width: 768px) {
  :root {
    --container-padding: 32px;
    --section-padding: 100px;
  }
  .hide-mobile { display: inline; }

  .navbar__links {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    backdrop-filter: none;
    padding: 0;
    gap: 4px;
    border-bottom: none;
    align-items: center;
  }
  .navbar__toggle { display: none; }

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

  .featured__container {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }
  .featured__image img { height: 400px; }

  .markets__grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .why__grid { grid-template-columns: repeat(2, 1fr); }

  .social__grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 700px;
  }

  .footer__top { grid-template-columns: 1.2fr 1fr; }

  .stats__divider {
    display: block;
    width: 1px; height: 40px;
    background: var(--border);
    align-self: center;
  }
  .stats__container {
    grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
    padding: 40px var(--container-padding);
  }
}

/* === Desktops (1024px+) === */
@media (min-width: 1024px) {
  :root { --section-padding: 120px; }
  .pillars__grid { grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .markets__grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .why__grid { grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .featured__image img { height: 480px; }
}

/* === Large desktops (1280px+) === */
@media (min-width: 1280px) {
  :root {
    --container-max: 1280px;
    --container-padding: 40px;
  }
  .hero__title { font-size: 5rem; }
}

/* === Accessibility === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .fade-in { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
a:focus:not(:focus-visible),
button:focus:not(:focus-visible) { outline: none; }