/* ============================================
   INTEGRATE 7 - Design System
   RareLemurLabs © 2026
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors - Primary */
  --color-primary: #6366F1;
  --color-primary-light: #818CF8;
  --color-primary-dark: #4F46E5;
  --color-primary-glow: rgba(99, 102, 241, 0.3);

  /* Colors - Secondary */
  --color-secondary: #14B8A6;
  --color-secondary-light: #2DD4BF;

  /* Colors - Neutral */
  --color-neutral-900: #0F172A;
  --color-neutral-800: #1E293B;
  --color-neutral-700: #334155;
  --color-neutral-600: #475569;
  --color-neutral-500: #64748B;
  --color-neutral-400: #94A3B8;
  --color-neutral-300: #CBD5E1;
  --color-neutral-200: #E2E8F0;
  --color-neutral-100: #F1F5F9;
  --color-neutral-50: #F8FAFC;
  --color-white: #FFFFFF;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
  --gradient-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #312E81 100%);
  --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.9) 0%, rgba(241, 245, 249, 0.9) 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 70%);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 4rem;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  --line-height-tight: 1.1;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 200ms ease-out;
  --transition-slow: 300ms ease-out;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 4rem;
}

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

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-neutral-700);
  background-color: var(--color-neutral-50);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-neutral-900);
  line-height: var(--line-height-tight);
  font-weight: var(--font-weight-bold);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

.section {
  padding: var(--spacing-16) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-24) 0;
  }
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  transition: var(--transition-base);
}

.nav.scrolled {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-lg);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.nav-logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  font-size: var(--font-size-lg);
}

.nav-logo-text {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  color: var(--color-white);
}

.nav-logo-text span {
  color: var(--color-primary-light);
}

.nav-logo-img {
  height: 2.5rem;
  width: auto;
  transition: var(--transition-fast);
}

.nav-logo:hover .nav-logo-img {
  transform: scale(1.05);
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--spacing-8);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  color: var(--color-neutral-300);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-white);
}

.nav-cta {
  display: none;
}

@media (min-width: 768px) {
  .nav-cta {
    display: block;
  }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md), 0 0 0 0 var(--color-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 20px var(--color-primary-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--color-neutral-300);
  border: 1px solid var(--color-neutral-600);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--color-neutral-400);
  color: var(--color-white);
}

.btn-lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-glow);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  pointer-events: none;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--color-primary);
  top: -100px;
  right: -100px;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: var(--color-secondary);
  bottom: -50px;
  left: -50px;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-top: var(--nav-height);
}

.hero-logo {
  width: 120px;
  height: auto;
  margin: 0 auto var(--spacing-8);
}

@media (min-width: 768px) {
  .hero-logo {
    width: 160px;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  color: var(--color-primary-light);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-6);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.2);
  }
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--spacing-6);
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: var(--font-size-6xl);
  }
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-neutral-400);
  max-width: 600px;
  margin: 0 auto var(--spacing-10);
  line-height: var(--line-height-relaxed);
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: var(--font-size-xl);
  }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-4);
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-2);
  color: var(--color-neutral-500);
  font-size: var(--font-size-xs);
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(8px);
  }
}

.hero-scroll-icon {
  width: 24px;
  height: 36px;
  border: 2px solid var(--color-neutral-600);
  border-radius: var(--radius-full);
  position: relative;
}

.hero-scroll-icon::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--color-neutral-500);
  border-radius: var(--radius-full);
  animation: scroll-indicator 2s ease-in-out infinite;
}

@keyframes scroll-indicator {

  0%,
  100% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }

  50% {
    opacity: 0.3;
    transform: translateX(-50%) translateY(4px);
  }
}

/* ---------- Features Section ---------- */
.features {
  background: var(--color-white);
  position: relative;
}

.features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-neutral-200), transparent);
}

.features-header {
  text-align: center;
  margin-bottom: var(--spacing-16);
}

.features-label {
  display: inline-block;
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-4);
}

.features-title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-4);
}

@media (min-width: 768px) {
  .features-title {
    font-size: var(--font-size-5xl);
  }
}

.features-subtitle {
  color: var(--color-neutral-500);
  font-size: var(--font-size-lg);
  max-width: 600px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-8);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  position: relative;
  padding: var(--spacing-8);
  background: var(--gradient-card);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  transition: var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
}

.feature-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary-light);
}

.feature-icon {
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-6);
  box-shadow: var(--shadow-md);
}

.feature-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-3);
}

.feature-description {
  color: var(--color-neutral-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-4);
}

.feature-highlight {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.feature-highlight::before {
  content: '→';
  transition: var(--transition-fast);
}

.feature-card:hover .feature-highlight::before {
  transform: translateX(4px);
}

/* ---------- Trust Section ---------- */
.trust {
  background: var(--color-neutral-100);
  text-align: center;
}

.trust-content {
  max-width: 700px;
  margin: 0 auto;
}

.trust-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto var(--spacing-6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-2xl);
  background: var(--color-white);
  border-radius: 50%;
  box-shadow: var(--shadow-md);
}

.trust-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-4);
}

@media (min-width: 768px) {
  .trust-title {
    font-size: var(--font-size-3xl);
  }
}

.trust-text {
  color: var(--color-neutral-600);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-3);
  margin-top: var(--spacing-8);
  padding: var(--spacing-4) var(--spacing-6);
  background: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.trust-badge-icon {
  color: var(--color-secondary);
}

.trust-badge-text {
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-700);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-neutral-900);
  color: var(--color-neutral-400);
  padding: var(--spacing-12) 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-6);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.footer-logo {
  width: 2rem;
  height: 2rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  font-size: var(--font-size-sm);
}

.footer-name {
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-300);
}

.footer-links {
  display: flex;
  gap: var(--spacing-6);
}

.footer-link {
  font-size: var(--font-size-sm);
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-white);
}

.footer-copy {
  font-size: var(--font-size-sm);
}

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.6s ease-out forwards;
}

.animate-delay-1 {
  animation-delay: 0.1s;
}

.animate-delay-2 {
  animation-delay: 0.2s;
}

.animate-delay-3 {
  animation-delay: 0.3s;
}

.animate-delay-4 {
  animation-delay: 0.4s;
}

.animate-delay-5 {
  animation-delay: 0.5s;
}

/* ---------- Utilities ---------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}