/* ============================================
   ViralClips AI — Design System
   Bright, Vibrant Creator-Focused Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Colors — Primary (Coral/Orange) */
  --primary-50: #fff5f5;
  --primary-100: #ffe3e3;
  --primary-200: #ffc9c9;
  --primary-300: #ffa8a8;
  --primary-400: #ff6b6b;
  --primary-500: #ff5252;
  --primary-600: #f03e3e;
  --primary-700: #e03131;
  --primary-800: #c92a2a;
  --primary-900: #a61e1e;

  /* Colors — Secondary (Purple) */
  --purple-50: #f3f0ff;
  --purple-100: #e5dbff;
  --purple-200: #d0bfff;
  --purple-300: #b197fc;
  --purple-400: #9775fa;
  --purple-500: #7c3aed;
  --purple-600: #6d28d9;
  --purple-700: #5b21b6;
  --purple-800: #4c1d95;

  /* Colors — Accent (Teal) */
  --teal-300: #63e6be;
  --teal-400: #38d9a9;
  --teal-500: #20c997;
  --teal-600: #12b886;

  /* Colors — Surface */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fc;
  --bg-tertiary: #f1f3f9;
  --bg-card: #ffffff;
  --bg-card-hover: #fafbff;
  --bg-dark-section: #0f0b1a;
  --bg-dark-card: rgba(255,255,255,0.06);

  /* Colors — Text */
  --text-primary: #1a1a2e;
  --text-secondary: #64648b;
  --text-tertiary: #9d9dbf;
  --text-white: #ffffff;
  --text-dark-secondary: #b4b4d0;

  /* Colors — Borders */
  --border-light: #e8e8f0;
  --border-medium: #d0d0e0;
  --border-purple: rgba(124, 58, 237, 0.2);

  /* Colors — Status */
  --success: #12b886;
  --success-light: #d3f9d8;
  --warning: #fab005;
  --error: #ff6b6b;
  --info: #4dabf7;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 50%, #ff9a3c 100%);
  --gradient-primary-hover: linear-gradient(135deg, #f03e3e 0%, #d63031 50%, #ff7675 100%);
  --gradient-purple: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
  --gradient-teal: linear-gradient(135deg, #20c997 0%, #38d9a9 100%);
  --gradient-hero: linear-gradient(135deg, #ff6b6b 0%, #c44dff 50%, #20c997 100%);
  --gradient-hero-bg: linear-gradient(180deg, #fff5f5 0%, #f3f0ff 50%, #ffffff 100%);
  --gradient-card-shine: linear-gradient(135deg, rgba(255,107,107,0.05), rgba(124,58,237,0.05));
  --gradient-dark: linear-gradient(180deg, #0f0b1a 0%, #1a1145 100%);
  --gradient-earnings: linear-gradient(135deg, #d3f9d8 0%, #e3fcec 100%);
  --gradient-cta-section: linear-gradient(135deg, #1a1145 0%, #2d1b69 50%, #0f0b1a 100%);

  /* Typography */
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.06), 0 0 0 1px rgba(0,0,0,0.03);
  --shadow-card-hover: 0 12px 40px rgba(0,0,0,0.1), 0 0 0 1px rgba(124,58,237,0.1);
  --shadow-primary: 0 8px 30px rgba(255,107,107,0.3);
  --shadow-purple: 0 8px 30px rgba(124,58,237,0.25);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-Index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-toast: 500;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; outline: none; background: none; }
input, textarea, select { font-family: inherit; outline: none; border: none; background: none; }
ul, ol { list-style: none; }

/* ============================================
   Utilities
   ============================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

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

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

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(255,107,107,0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 2px solid var(--border-light);
}

.btn-secondary:hover {
  border-color: var(--purple-500);
  color: var(--purple-500);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-purple {
  background: var(--gradient-purple);
  color: white;
  box-shadow: var(--shadow-purple);
}

.btn-purple:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(124,58,237,0.35);
}

.btn-dark {
  background: var(--text-primary);
  color: white;
}

.btn-dark:hover {
  background: #2d2d4e;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn-xl {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-lg);
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 8px 30px rgba(255,107,107,0.3); }
  50% { box-shadow: 0 8px 50px rgba(255,107,107,0.5), 0 0 80px rgba(255,107,107,0.15); }
}

.btn-pulse { animation: pulse-glow 2.5s ease-in-out infinite; }

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
  border-color: rgba(124, 58, 237, 0.15);
}

/* ============================================
   Badges
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background: var(--primary-50);
  color: var(--primary-500);
  border: 1px solid var(--primary-200);
}

.badge-purple {
  background: var(--purple-50);
  color: var(--purple-500);
  border: 1px solid var(--purple-200);
}

.badge-success {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid rgba(18, 184, 134, 0.3);
}

.badge-dark {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.15);
}

/* ============================================
   Inputs
   ============================================ */
.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-xl);
  color: var(--text-primary);
  font-size: var(--text-base);
  transition: all var(--transition-base);
}

.input:focus {
  border-color: var(--purple-500);
  box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
  background: white;
}

.input::placeholder { color: var(--text-tertiary); }

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes float-reverse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(12px); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes count-up {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slide-in-right {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slide-in-left {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}

.animate-fade-up {
  animation: fadeInUp 0.7s ease-out forwards;
  opacity: 0;
}

.animate-fade-down {
  animation: fadeInDown 0.5s ease-out forwards;
}

.animate-float { animation: float 6s ease-in-out infinite; }
.animate-float-reverse { animation: float-reverse 7s ease-in-out infinite; }
.animate-float-slow { animation: float 8s ease-in-out infinite; }

/* Stagger */
.stagger-children > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.6s; }

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ============================================
   Navbar
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-4) 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-3) 0;
  box-shadow: var(--shadow-sm);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--text-primary);
}

.navbar-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: white;
  box-shadow: 0 4px 12px rgba(255,107,107,0.3);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.navbar-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.navbar-link:hover {
  color: var(--text-primary);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
}

.navbar-mobile-toggle span {
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
}

.mobile-nav.active { display: flex; }

.mobile-nav a {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
}

.mobile-nav-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-size: var(--text-2xl);
  color: var(--text-secondary);
  cursor: pointer;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--bg-dark-section);
  color: var(--text-white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: var(--text-dark-secondary);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 300px;
  line-height: 1.7;
}

.footer .navbar-logo {
  color: white;
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dark-secondary);
  margin-bottom: var(--space-4);
}

.footer-col a {
  display: block;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  padding: var(--space-1) 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  color: var(--text-dark-secondary);
}

.footer-socials {
  display: flex;
  gap: var(--space-4);
}

.footer-socials a {
  color: rgba(255,255,255,0.5);
  transition: color var(--transition-fast);
}

.footer-socials a:hover {
  color: white;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  :root {
    --text-5xl: 2.25rem;
    --text-6xl: 2.75rem;
    --text-7xl: 3.25rem;
  }

  .container { padding: 0 var(--space-4); }

  .navbar-links { display: none; }
  .navbar-mobile-toggle { display: flex; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --text-5xl: 2rem;
    --text-6xl: 2.25rem;
    --text-7xl: 2.75rem;
  }
}