/* ============================================
   UPDT. — Update Analytics Landing Page
   Premium Dark UI + Electric Green Accents
   ============================================ */

/* ---------- RESET & BASE ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #070A0F;
  --surface: #0D111A;
  --surface-light: #111827;
  --accent: #19FF7A;
  --accent-dim: rgba(25, 255, 122, 0.15);
  --accent-glow: rgba(25, 255, 122, 0.3);
  --text: #E6EAF2;
  --text-muted: #9AA4B2;
  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  --max-w: 1160px;
  --radius: 20px;
  --radius-sm: 12px;
  --font: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
.accent { color: var(--accent); }

/* ---------- CONTAINER ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(7, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
  font-weight: 500;
}

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

.nav-cta {
  font-size: 0.875rem;
  font-weight: 600;
  padding: 10px 24px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 100px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

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

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(7, 10, 15, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.mobile-menu.open { opacity: 1; pointer-events: auto; }

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  text-align: center;
}

.mobile-link {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.mobile-link:hover { color: var(--text); }
.mobile-link.cta { color: var(--accent); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 22vh;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 0%, rgba(25, 255, 122, 0.04) 0%, transparent 60%), var(--bg);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.noise-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1100px;
  width: 100%;
  padding: 0 24px;
}

/* --- Hero Logo --- */
.hero-logo {
  font-size: clamp(6rem, 20vw, 18rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 24px;
}

/* --- Hero Copy --- */
.hero-tagline {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

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

.hero-trust {
  margin-top: 24px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  opacity: 0.7;
  letter-spacing: 0.02em;
}

/* Scroll hint */
.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 100px;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px var(--accent-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- SECTIONS (SHARED) ---------- */
.section {
  padding: 120px 0;
  position: relative;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  max-width: 600px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .section-title { margin: 0 auto; }

/* ---------- REVEAL ANIMATION ---------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- THE PROBLEM ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.problem-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.problem-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.0625rem;
  color: var(--text-muted);
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.problem-list li:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateX(4px);
}

.problem-icon { flex-shrink: 0; }

/* ---------- THE SOLUTION ---------- */
.section-solution {
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 50%, var(--bg) 100%);
}

.solution-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.solution-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.solution-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-dim);
  box-shadow: 0 8px 40px rgba(25, 255, 122, 0.06);
}

.solution-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.solution-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.solution-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- FEATURE GRID ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-dim);
  box-shadow: 0 8px 40px rgba(25, 255, 122, 0.05);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- SHOWCASE ---------- */
.section-showcase {
  background: linear-gradient(180deg, var(--bg) 0%, rgba(25, 255, 122, 0.02) 50%, var(--bg) 100%);
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.scoutpro-grid {
  display: grid;
  display: -webkit-grid;
  grid-template-columns: repeat(3, 1fr);
  -webkit-grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: 100%;
}

.showcase-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.showcase-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-dim);
  box-shadow: 0 12px 48px rgba(25, 255, 122, 0.06);
}

.showcase-img-wrapper {
  position: relative;
  overflow: hidden;
  background: #0a0e14;
}

.showcase-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.4s ease;
}

.showcase-card:hover .showcase-img-wrapper img {
  transform: scale(1.02);
}

.showcase-caption {
  padding: 24px 28px;
}

.showcase-caption h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.showcase-caption p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- HOW IT WORKS ---------- */
.section-how {
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 50%, var(--bg) 100%);
}

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

.step-card {
  position: relative;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-dim);
}

.step-number {
  display: block;
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.15;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
  line-height: 1;
}

.step-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.step-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---------- VISION ---------- */
.vision-content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.vision-title {
  max-width: none;
  margin-bottom: 24px;
}

.vision-text {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---------- FINAL CTA ---------- */
.section-final-cta {
  text-align: center;
  background: radial-gradient(ellipse at 50% 100%, rgba(25, 255, 122, 0.06) 0%, transparent 60%);
}

.final-cta-content .section-title {
  max-width: none;
  margin-bottom: 40px;
}

/* ---------- FOOTER ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.6;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .solution-cards { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .scoutpro-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .section { padding: 80px 0; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .solution-cards { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .showcase-grid { grid-template-columns: 1fr; }
  .scoutpro-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .hero-ctas { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; }
  .footer-links { grid-template-columns: 1fr; }
}