/* ── HighYield Shared Styles ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #060914;
  --bg-secondary: #0c1228;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --accent: #2563eb;
  --accent-light: #3b82f6;
  --accent-electric: #60a5fa;
  --text-primary: #f0f4ff;
  --text-secondary: #8b9cc0;
  --text-muted: #4a5570;
  --border: rgba(59,130,246,0.15);
  --border-hover: rgba(59,130,246,0.4);
  --radius-lg: 20px;
  --radius-xl: 28px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── NAVBAR ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 5%;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(6,9,20,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo img {
  width: 32px; height: 32px;
  object-fit: contain;
  filter: brightness(1.2);
}

.nav-logo-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--text-primary);
  text-transform: uppercase;
}

.nav-logo-divider {
  width: 1px; height: 20px;
  background: var(--border);
  margin: 0 4px;
}

.nav-logo-app {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent-electric);
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── APP HERO ── */
.app-hero {
  padding-top: 72px;
  min-height: 420px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.app-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 80% at 15% 50%, rgba(37,99,235,0.12) 0%, transparent 70%);
  z-index: 0;
}

.app-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--bg-primary) 100%);
}

.app-hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 36px;
  padding: 80px 0 64px;
}

.app-hero-logo {
  width: 110px; height: 110px;
  object-fit: contain;
  border-radius: 26px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 40px rgba(37,99,235,0.2);
  flex-shrink: 0;
}

.app-hero-text {}

.app-hero-category {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-electric);
  margin-bottom: 10px;
}

.app-hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.app-hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.75;
}

.app-hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

/* ── SUB NAV ── */
.sub-nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 72px;
  z-index: 90;
}

.sub-nav-inner {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.sub-nav-inner::-webkit-scrollbar { display: none; }

.sub-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 14px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.sub-nav-link:hover { color: var(--text-primary); }
.sub-nav-link.active {
  color: var(--accent-electric);
  border-bottom-color: var(--accent-electric);
}

/* ── CONTAINER ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 5%;
}

/* ── SECTION COMMONS ── */
section { position: relative; z-index: 1; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-electric);
  margin-bottom: 14px;
}

.section-label::before {
  content: '';
  width: 20px; height: 2px;
  background: var(--accent-electric);
  border-radius: 2px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
  max-width: 680px;
}

/* ── CARDS ── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  transition: all 0.25s;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.25s;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.feature-card-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── LEGAL / POLICY PAGES ── */
.legal-page { padding: 60px 0 100px; }

.legal-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.breadcrumb-sep { color: var(--text-muted); }

.legal-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.legal-date {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.legal-content {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.85;
}

.legal-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 40px 0 14px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.legal-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 24px 0 10px;
}

.legal-content p { margin-bottom: 16px; }

.legal-content ul, .legal-content ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.legal-content li { margin-bottom: 8px; }

.legal-content strong { color: var(--text-primary); }

.legal-content a {
  color: var(--accent-electric);
  text-decoration: none;
}

.legal-content a:hover { text-decoration: underline; }

.legal-highlight {
  background: rgba(37,99,235,0.08);
  border: 1px solid rgba(37,99,235,0.2);
  border-left: 3px solid var(--accent);
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ── BUTTONS ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.25s;
  box-shadow: 0 0 24px rgba(37,99,235,0.3);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(59,130,246,0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  text-decoration: none;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  transition: all 0.25s;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 500;
}

/* ── FOOTER ── */
footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  margin-top: auto;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.footer-bottom {
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.footer-logo img {
  width: 28px; height: 28px;
  object-fit: contain;
  filter: brightness(1.2);
}

.footer-logo span {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.95rem;
  color: var(--text-primary);
  text-transform: uppercase;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ── SECTION DIVIDER ── */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
}

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── RESPONSIVE ── */
@media (max-width: 700px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px; left: 0; right: 0;
    background: rgba(6,9,20,0.98);
    backdrop-filter: blur(20px);
    padding: 20px 5%;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }
  .hamburger { display: flex; }
  .app-hero-content { flex-direction: column; gap: 24px; padding: 60px 0 48px; }
  .app-hero-logo { width: 80px; height: 80px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}