/* ==========================================================================
   Fufuk Studio & DayGlint Widgets - Unified Design System
   Style: Dark Mode, Glassmorphism, Neon Gradients, Micro-Interactions
   ========================================================================== */

:root {
  --bg-main: #0b0d14;
  --bg-card: rgba(22, 27, 46, 0.55);
  --bg-card-hover: rgba(30, 38, 64, 0.75);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-border-glow: rgba(99, 102, 241, 0.4);
  
  --primary: #6366f1;
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --cyan-glow: #06b6d4;
  --accent-pink: #ec4899;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.25);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', 'Inter', system-ui, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Background Ambient Glowing Orbs */
.bg-glow-1 {
  position: fixed;
  top: -10vw;
  left: -10vw;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(11, 13, 20, 0) 70%);
  z-index: -1;
  pointer-events: none;
  animation: pulseOrb 12s infinite alternate ease-in-out;
}

.bg-glow-2 {
  position: fixed;
  bottom: -15vw;
  right: -10vw;
  width: 55vw;
  height: 55vw;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.15) 0%, rgba(11, 13, 20, 0) 70%);
  z-index: -1;
  pointer-events: none;
  animation: pulseOrb 16s infinite alternate-reverse ease-in-out;
}

@keyframes pulseOrb {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.15) translate(3vw, 2vw); }
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation Bar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 20, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.4);
}

.brand-text {
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.nav-link.active {
  position: relative;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary-gradient);
  border-radius: var(--radius-full);
}

/* Language Selector Dropdown */
.lang-selector-container {
  position: relative;
}

.lang-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.lang-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: 180px;
  background: #121624;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 8px 0;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition-smooth);
  z-index: 200;
}

.lang-dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 10px 16px;
  color: var(--text-muted);
  font-size: 0.88rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-fast);
}

.lang-option:hover, .lang-option.active {
  background: rgba(99, 102, 241, 0.15);
  color: var(--text-main);
}

.lang-option.active {
  font-weight: 600;
  color: #818cf8;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Glass Card Component */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-card);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--glass-border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

/* Section Header & Typography */
.section {
  padding: 80px 0;
}

.hero-section {
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #a5b4fc;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

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

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

/* CTA Buttons */
.cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-smooth);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 15px 35px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--glass-border);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.badge-coming-soon {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #fbbf24;
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Features Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 24px;
}

.feature-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Widget Live Interactive Showcase Component */
.widget-showcase-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}

@media (max-width: 900px) {
  .widget-showcase-container {
    grid-template-columns: 1fr;
  }
}

.theme-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.theme-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.theme-btn:hover, .theme-btn.active {
  background: rgba(99, 102, 241, 0.12);
  border-color: #6366f1;
}

.theme-btn-title {
  font-weight: 600;
  font-size: 1rem;
}

.theme-btn-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Simulated Widget Preview Frame */
.widget-preview-box {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  border-radius: 28px;
  padding: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Themes for Mockup Widget */
.widget-theme-glass {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px);
  color: #ffffff;
}

.widget-theme-cyber {
  background: linear-gradient(145deg, #090d16, #111927);
  border-color: #00f2fe;
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.25);
  color: #00f2fe;
}

.widget-theme-polaroid {
  background: #fef3c7;
  color: #451a03;
  border-color: #fde68a;
}

.widget-theme-sunset {
  background: linear-gradient(135deg, #431407, #78350f, #831843);
  color: #ffedd5;
}

.widget-theme-paper {
  background: #ecfdf5;
  color: #064e3b;
  border-color: #a7f3d0;
}

.widget-theme-midnight {
  background: #030712;
  color: #f3f4f6;
  border-color: #1f2937;
}

.widget-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.widget-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.15);
}

.widget-card-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.widget-title {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.widget-body {
  font-size: 0.9rem;
  opacity: 0.9;
  line-height: 1.5;
}

.widget-footer {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  opacity: 0.8;
}

/* Privacy Page Specifics */
.legal-content {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-top: 40px;
}

.legal-section {
  margin-bottom: 36px;
}

.legal-section h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: #a5b4fc;
  margin-bottom: 14px;
}

.legal-section p, .legal-section ul {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

.legal-section ul {
  padding-left: 24px;
  margin-top: 10px;
}

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

/* Footer */
.footer {
  background: rgba(7, 9, 15, 0.95);
  border-top: 1px solid var(--glass-border);
  padding: 60px 0 30px;
  margin-top: 100px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 360px;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 24px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: #0b0d14;
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    transform: translateY(-150%);
    transition: var(--transition-smooth);
    opacity: 0;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
  }

  .mobile-toggle {
    display: block;
  }

  .section {
    padding: 60px 0;
  }

  .hero-section {
    padding: 80px 0 50px;
  }
}