/* Import Premium Fonts: Space Grotesk (headlines) + Inter Tight (body/UI) - MUST be first */
@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

@tailwind base;
@tailwind components;
@tailwind utilities;

@layer base {
  :root {
    /* Premium Warm Palette - Extracted from User Image */
    --background: 40 11% 97%;
    /* #F9F8F6 */
    --foreground: 30 10% 20%;
    /* Dark Charcoal for text */

    --card: 0 0% 100%;
    /* #FFFFFF */
    --card-foreground: 30 10% 20%;

    --popover: 0 0% 100%;
    --popover-foreground: 30 10% 20%;

    --primary: 34 29% 70%;
    /* #C9B59C - Sand/Gold Accent */
    --primary-foreground: 0 0% 100%;

    --secondary: 30 24% 91%;
    /* #EFE9E3 - Light Beige */
    --secondary-foreground: 30 10% 20%;

    --muted: 27 18% 82%;
    /* #D9CFC7 - Taupe/Grayish */
    --muted-foreground: 30 8% 45%;

    --accent: 34 29% 70%;
    --accent-foreground: 0 0% 100%;

    --destructive: 0 72% 51%;
    --destructive-foreground: 0 0% 100%;

    --success: 142 76% 36%;
    --success-foreground: 0 0% 100%;

    --warning: 38 92% 50%;
    --warning-foreground: 0 0% 100%;

    --border: 27 18% 82%;
    --input: 27 18% 82%;
    --ring: 34 29% 70%;

    --radius: 0.75rem;

    /* New Accent Colors for Landing Page */
    --burgundy: 349 67% 36%;
    /* #8B2635 - Deep burgundy for "change detected" */
    --teal: 177 35% 28%;
    /* #2D5F5D - Deep teal for "signal/filtered" */
    --noise-bg: 40 11% 96%;
    /* #F5F5F3 - Very light gray with texture */

    /* Section Background Variations for Visual Rhythm */
    --section-bg-1: 40 11% 97%;
    /* Cream/Off-White - Hero */
    --section-bg-2: 30 15% 95%;
    /* Warmer Beige - Stats */
    --section-bg-3: 40 8% 96%;
    /* Kühler Grau - Use Cases */
    --section-bg-4: 35 20% 94%;
    /* Warmes Taupe - How It Works */
    --section-bg-5: 25 12% 93%;
    /* Sandstone - Differentiators */
    --section-bg-6: 177 10% 94%;
    /* Sehr leichtes Teal - Pricing */
    --section-bg-7: 349 8% 95%;
    /* Sehr leichtes Burgundy - Social Proof */
  }

  /* Dark theme following the warm palette aesthetic */
  .dark {
    --background: 30 15% 10%;
    --foreground: 40 14% 92%;

    --card: 30 12% 14%;
    --card-foreground: 40 14% 92%;

    --popover: 30 12% 14%;
    --popover-foreground: 40 14% 92%;

    --primary: 32 35% 55%;
    --primary-foreground: 30 15% 10%;

    --secondary: 30 12% 20%;
    --secondary-foreground: 40 14% 92%;

    --muted: 30 12% 20%;
    --muted-foreground: 35 10% 60%;

    --accent: 32 35% 55%;
    --accent-foreground: 30 15% 10%;

    --destructive: 0 72% 51%;
    --destructive-foreground: 0 0% 100%;

    --success: 142 76% 36%;
    --success-foreground: 0 0% 100%;

    --warning: 38 92% 50%;
    --warning-foreground: 0 0% 100%;

    --border: 30 12% 24%;
    --input: 30 12% 24%;
    --ring: 32 35% 50%;
  }
}

@layer base {
  * {
    @apply border-border;
  }

  html {
    font-family: var(--font-body), 'Inter Tight', 'Inter', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  body {
    @apply bg-background text-foreground;
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  }

  /* Typography Classes - using next/font CSS variables */
  .font-display {
    font-family: var(--font-display), 'Space Grotesk', system-ui, sans-serif;
    font-feature-settings: 'ss01';
    letter-spacing: -0.02em;
  }

  .font-body {
    font-family: var(--font-body), 'Inter Tight', 'Inter', system-ui, sans-serif;
  }

  .font-accent {
    font-family: var(--font-display), 'Space Grotesk', monospace;
    font-feature-settings: 'ss01';
  }

  .font-mono {
    font-family: 'JetBrains Mono', monospace;
  }

  /* Typography Size Utilities */
  .text-display-xl {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.03em;
  }

  .text-display-lg {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 600;
    line-height: 1.05;
    letter-spacing: -0.02em;
  }

  .text-body-lg {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    line-height: 1.6;
    font-weight: 400;
  }
}

/* Premium UI Utilities */
@layer components {

  /* Glass Panel Effect */
  .glass-panel {
    @apply bg-card/80 backdrop-blur-md border border-border/50 shadow-lg;
  }

  /* Premium Card with subtle shadow and hover effect */
  .premium-card {
    @apply bg-card rounded-xl border border-border/50 shadow-sm transition-all duration-300;
    @apply hover:shadow-md hover:border-primary/30;
  }

  /* Glassmorphism Cards - Premium frosted glass effect */
  .glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow:
      0 8px 32px 0 rgba(0, 0, 0, 0.08),
      inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
  }

  .glass-card-dark {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
  }

  /* Gradient Accent Background */
  .gradient-accent {
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--secondary)) 100%);
  }

  /* New Gradient Combinations */
  .gradient-primary-teal {
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--teal)) 100%);
  }

  .gradient-teal-burgundy {
    background: linear-gradient(135deg, hsl(var(--teal)) 0%, hsl(var(--burgundy)) 100%);
  }

  .gradient-warm {
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(34 40% 60%) 100%);
  }

  .gradient-cool {
    background: linear-gradient(135deg, hsl(var(--teal)) 0%, hsl(200 30% 50%) 100%);
  }

  /* Status indicator dots */
  .status-dot {
    @apply w-2.5 h-2.5 rounded-full;
  }

  .status-dot-success {
    @apply status-dot bg-green-500;
    box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
  }

  .status-dot-error {
    @apply status-dot bg-red-500;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.5);
  }

  .status-dot-warning {
    @apply status-dot bg-yellow-500;
    box-shadow: 0 0 8px rgba(234, 179, 8, 0.5);
  }

  .status-dot-neutral {
    @apply status-dot bg-gray-400;
  }

  /* Animated skeleton loading */
  .skeleton {
    @apply animate-pulse bg-muted rounded;
  }

  /* Focus ring for accessibility */
  .focus-ring {
    @apply focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 focus:ring-offset-background;
  }
}

/* Smooth scrollbar */
@layer utilities {
  .scrollbar-thin {
    scrollbar-width: thin;
    scrollbar-color: hsl(var(--border)) transparent;
  }

  .scrollbar-thin::-webkit-scrollbar {
    width: 6px;
    height: 6px;
  }

  .scrollbar-thin::-webkit-scrollbar-track {
    background: transparent;
  }

  .scrollbar-thin::-webkit-scrollbar-thumb {
    background-color: hsl(var(--border));
    border-radius: 3px;
  }

  .scrollbar-thin::-webkit-scrollbar-thumb:hover {
    background-color: hsl(var(--muted-foreground));
  }
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-16px);
  }

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

@keyframes pulse-glow {

  0%,
  100% {
    box-shadow: 0 0 4px rgba(196, 178, 156, 0.4);
  }

  50% {
    box-shadow: 0 0 12px rgba(196, 178, 156, 0.7);
  }
}

.animate-fade-in {
  animation: fadeIn 0.3s ease-out forwards;
}

.animate-slide-in {
  animation: slideIn 0.3s ease-out forwards;
}

.animate-pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

/* Grain Texture Overlay */
@keyframes grain {

  0%,
  100% {
    transform: translate(0, 0);
  }

  10% {
    transform: translate(-5%, -10%);
  }

  20% {
    transform: translate(-15%, 5%);
  }

  30% {
    transform: translate(7%, -25%);
  }

  40% {
    transform: translate(-5%, 25%);
  }

  50% {
    transform: translate(-15%, 10%);
  }

  60% {
    transform: translate(15%, 0%);
  }

  70% {
    transform: translate(0%, 15%);
  }

  80% {
    transform: translate(3%, 35%);
  }

  90% {
    transform: translate(-10%, 10%);
  }
}

.grain-texture::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  animation: grain 8s steps(10) infinite;
  pointer-events: none;
}

/* Stagger Animation Delays */
.stagger-1 {
  animation-delay: 0.1s;
}

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

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

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

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

.stagger-6 {
  animation-delay: 0.6s;
}

/* Enhanced Animations for Phase 2 */

/* Smooth Scale In with Spring */
@keyframes scaleInSpring {
  0% {
    opacity: 0;
    transform: scale(0.85);
  }

  50% {
    transform: scale(1.05);
  }

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

/* Blur to Sharp */
@keyframes blurToSharp {
  from {
    filter: blur(10px);
    opacity: 0;
  }

  to {
    filter: blur(0px);
    opacity: 1;
  }
}

/* Letter Spacing Animation */
@keyframes letterSpacing {
  from {
    letter-spacing: 0.2em;
    opacity: 0;
  }

  to {
    letter-spacing: normal;
    opacity: 1;
  }
}

/* Rubber Band Effect */
@keyframes rubberBand {
  0% {
    transform: scale3d(1, 1, 1);
  }

  30% {
    transform: scale3d(1.25, 0.75, 1);
  }

  40% {
    transform: scale3d(0.75, 1.25, 1);
  }

  50% {
    transform: scale3d(1.15, 0.85, 1);
  }

  65% {
    transform: scale3d(0.95, 1.05, 1);
  }

  75% {
    transform: scale3d(1.05, 0.95, 1);
  }

  100% {
    transform: scale3d(1, 1, 1);
  }
}

/* Glow Pulse */
@keyframes glowPulse {

  0%,
  100% {
    box-shadow: 0 0 5px hsl(var(--teal) / 0.3), 0 0 10px hsl(var(--teal) / 0.2);
  }

  50% {
    box-shadow: 0 0 20px hsl(var(--teal) / 0.6), 0 0 30px hsl(var(--teal) / 0.3), 0 0 40px hsl(var(--teal) / 0.2);
  }
}

/* Gradient Shift */
@keyframes gradientShift {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

/* Shimmer Effect */
@keyframes shimmer {
  0% {
    transform: translateX(-100%) skewX(-20deg);
  }

  100% {
    transform: translateX(200%) skewX(-20deg);
  }
}

/* Ripple Effect */
@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 1;
  }

  100% {
    transform: scale(4);
    opacity: 0;
  }
}

/* Bounce In */
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3) translateY(-50px);
  }

  50% {
    opacity: 1;
    transform: scale(1.05);
  }

  70% {
    transform: scale(0.9);
  }

  100% {
    transform: scale(1);
  }
}

/* Float Animation */
@keyframes float {

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

  50% {
    transform: translateY(-10px);
  }
}

/* Rotate 3D */
@keyframes rotate3d {
  0% {
    transform: perspective(1000px) rotateY(0deg);
  }

  100% {
    transform: perspective(1000px) rotateY(360deg);
  }
}

/* Utility Classes */
.animate-scale-in-spring {
  animation: scaleInSpring 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.animate-blur-to-sharp {
  animation: blurToSharp 0.8s ease-out forwards;
}

.animate-letter-spacing {
  animation: letterSpacing 1s ease-out forwards;
}

.animate-rubber-band {
  animation: rubberBand 0.8s ease-out;
}

.animate-glow-pulse {
  animation: glowPulse 2s ease-in-out infinite;
}

.animate-gradient-shift {
  animation: gradientShift 3s ease infinite;
  background-size: 200% 200%;
}

.animate-shimmer {
  animation: shimmer 2s ease-in-out;
}

.animate-ripple {
  animation: ripple 0.6s ease-out;
}

.animate-bounce-in {
  animation: bounceIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-rotate-3d {
  animation: rotate3d 20s linear infinite;
}

/* Hover Effects */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.hover-glow {
  position: relative;
  transition: all 0.3s ease;
}

.hover-glow:hover {
  box-shadow: 0 0 20px hsl(var(--primary) / 0.5);
}

.hover-scale {
  transition: transform 0.3s ease;
}

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

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--teal)) 50%, hsl(var(--burgundy)) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% auto;
}

.gradient-text-animated {
  background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--teal)) 50%, hsl(var(--burgundy)) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% auto;
  animation: gradientShift 3s ease infinite;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .grain-texture::before {
    animation: none;
  }
}