/* 
  Siper Labs Shared Design System (Portkey.ai Inspired Dark Theme)
  Author: Antigravity
*/

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

:root {
  /* Color Palette */
  --bg: #050814;
  --bg-subtle: #080d21;
  --bg-card: rgba(8, 12, 30, 0.5);
  --bg-card-hover: rgba(12, 18, 42, 0.7);
  
  --border: rgba(255, 255, 255, 0.05);
  --border-hover: rgba(255, 255, 255, 0.12);
  
  /* Text colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #4b5563;
  
  /* Brand colors */
  --brand-primary: #6366f1; /* Guard Indigo */
  --brand-secondary: #06b6d4; /* Flow Cyan */
  --brand-trinity-gradient: linear-gradient(135deg, #6366f1 10%, #3b82f6 50%, #06b6d4 90%);
  
  /* Guard Product Accents (Indigo/Purple) */
  --guard-glow: rgba(99, 102, 241, 0.15);
  --guard-glow-hi: rgba(99, 102, 241, 0.4);
  --guard-accent: #6366f1;
  --guard-accent-hover: #4f46e5;
  --guard-accent-light: #818cf8;
  --guard-border: rgba(99, 102, 241, 0.2);
  --guard-border-hover: rgba(99, 102, 241, 0.45);

  /* Flow Product Accents (Cyan/Teal) */
  --flow-glow: rgba(6, 182, 212, 0.12);
  --flow-glow-hi: rgba(6, 182, 212, 0.35);
  --flow-accent: #06b6d4;
  --flow-accent-hover: #0891b2;
  --flow-accent-light: #22d3ee;
  --flow-border: rgba(6, 182, 212, 0.2);
  --flow-border-hover: rgba(6, 182, 212, 0.45);

  /* Layout & Animations */
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg);
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Grid Background */
.grid-bg {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  background-position: center top;
  pointer-events: none;
  z-index: -10;
}

/* Subtle glow gradients in corners */
.glow-blur {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.45;
  pointer-events: none;
  z-index: -5;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 5px;
  border: 2px solid var(--bg);
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', 'Plus Jakarta Sans', -apple-system, sans-serif;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

.text-gradient {
  background: linear-gradient(135deg, #fff 30%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.text-gradient-guard {
  background: linear-gradient(135deg, #a5b4fc, #6366f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-flow {
  background: linear-gradient(135deg, #67e8f9, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.section-padding {
  padding: 100px 0;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Glass Card Style */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.glass-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.5);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  font-family: inherit;
}

.btn-primary {
  background: #ffffff;
  color: #030712;
}

.btn-primary:hover {
  background: #f1f5f9;
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.btn-guard {
  background: var(--guard-accent);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px -5px rgba(99, 102, 241, 0.3);
}

.btn-guard:hover {
  background: var(--guard-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 25px -2px rgba(99, 102, 241, 0.5);
}

.btn-flow {
  background: var(--flow-accent);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px -5px rgba(6, 182, 212, 0.3);
}

.btn-flow:hover {
  background: var(--flow-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 25px -2px rgba(6, 182, 212, 0.5);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: 6px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
  border-radius: var(--radius-md);
}

/* Navigation Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  background: rgba(3, 7, 18, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: var(--transition-fast);
}

header.scrolled {
  background: rgba(3, 7, 18, 0.9);
  height: 64px;
  box-shadow: 0 8px 30px -10px rgba(0, 0, 0, 0.5);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.logo-icon svg {
  width: 100%;
  height: 100%;
  transition: var(--transition);
}

.logo:hover .logo-icon svg {
  transform: rotate(10deg) scale(1.05);
}

.logo-text span {
  background: var(--brand-trinity-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

/* Nav Links */
nav.nav-desktop {
  display: flex;
  align-items: center;
  gap: 32px;
}

nav.nav-desktop a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  padding: 6px 0;
}

nav.nav-desktop a:hover {
  color: var(--text-primary);
}

nav.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

nav.nav-desktop a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

nav.nav-desktop .product-badge {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
  margin-left: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

nav.nav-desktop .badge-guard {
  background: rgba(99, 102, 241, 0.15);
  color: var(--guard-accent-light);
  border: 1px solid var(--guard-border);
}

nav.nav-desktop .badge-flow {
  background: rgba(6, 182, 212, 0.15);
  color: var(--flow-accent-light);
  border: 1px solid var(--flow-border);
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
  z-index: 1100;
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  height: 100vh;
  background: #030712e0;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 32px;
  z-index: 999;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav a {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.mobile-nav a:hover {
  color: var(--text-primary);
}

.mobile-nav .btn {
  margin-top: 16px;
  width: 200px;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-eyebrow {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--brand-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-eyebrow span.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-primary);
  display: inline-block;
}

.section-eyebrow.guard-eb {
  color: var(--guard-accent-light);
}
.section-eyebrow.guard-eb span.dot {
  background: var(--guard-accent-light);
}

.section-eyebrow.flow-eb {
  color: var(--flow-accent-light);
}
.section-eyebrow.flow-eb span.dot {
  background: var(--flow-accent-light);
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.03em;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Footer Section */
footer {
  border-top: 1px solid var(--border);
  background: #02040a;
  padding: 80px 0 40px;
  position: relative;
  overflow: hidden;
}

footer .footer-glow {
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse at center, rgba(168, 85, 247, 0.08), transparent 70%);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 320px;
}

.footer-brand-socials {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}

.footer-brand-socials a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition);
  text-decoration: none;
}

.footer-brand-socials a:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col ul a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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

/* Language Toggle */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 8px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  padding: 4px 7px;
  border-radius: 5px;
  transition: var(--transition-fast);
  font-family: 'JetBrains Mono', monospace;
}

.lang-btn:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
}

.lang-btn.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.07);
}

.lang-sep {
  color: var(--border);
  font-size: 12px;
  user-select: none;
  pointer-events: none;
}

/* CSS-driven badge translation */
.tier-card.featured::before { content: 'Popular'; }
html.lang-tr .tier-card.featured::before { content: 'Popüler'; }

/* Animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-in-up.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive design */
@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 80px 0;
  }
  
  nav.nav-desktop {
    display: none;
  }
  
  .header-actions .btn {
    display: none;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
}