@import "tailwindcss";

@theme {
  /* Core Colors - Light Theme */
  --color-background: hsl(36 33% 97%);
  --color-foreground: hsl(222 33% 15%);
  
  /* Card & Surfaces */
  --color-card: hsl(0 0% 100%);
  --color-card-foreground: hsl(222 33% 15%);
  --color-popover: hsl(0 0% 100%);
  --color-popover-foreground: hsl(222 33% 15%);
  
  /* Primary - Cyan/Teal */
  --color-primary: hsl(198 78% 37%);
  --color-primary-foreground: hsl(210 40% 98%);
  --color-primary-soft: hsl(198 52% 90%);
  
  /* Secondary - Warm Gray */
  --color-secondary: hsl(36 30% 92%);
  --color-secondary-foreground: hsl(222 33% 15%);
  
  /* Muted */
  --color-muted: hsl(36 24% 90%);
  --color-muted-foreground: hsl(220 13% 40%);
  
  /* Accent */
  --color-accent: hsl(198 52% 90%);
  --color-accent-foreground: hsl(222 33% 15%);
  
  /* Destructive - Red */
  --color-destructive: hsl(2 72% 48%);
  --color-destructive-foreground: hsl(210 40% 98%);
  
  /* Borders */
  --color-border: hsl(32 18% 84%);
  --color-input: hsl(32 18% 84%);
  --color-ring: hsl(198 78% 37%);
  
  /* Status Colors */
  --color-success: hsl(142 60% 45%);
  --color-success-soft: hsl(142 60% 90%);
  --color-warning: hsl(45 93% 47%);
  --color-warning-soft: hsl(45 93% 90%);
  --color-error: hsl(2 72% 48%);
  --color-error-soft: hsl(2 72% 90%);
  
  /* Typography */
  --font-sans: "Inter", "Avenir Next", "Segoe UI", "Noto Sans", system-ui, sans-serif;
  --font-display: "Baskerville", "Times New Roman", serif;
  
  /* Border Radius */
  --radius: 0.75rem;
  --radius-sm: calc(var(--radius) - 4px);
  --radius-md: calc(var(--radius) - 2px);
  --radius-lg: var(--radius);
  --radius-xl: calc(var(--radius) + 4px);
  
  /* Shadows */
  --shadow-soft: 0 1px 2px 0 rgb(23 32 46 / 0.06);
  --shadow-card: 0 12px 30px -12px rgb(23 32 46 / 0.22);
  --shadow-elevation-1: 0 1px 2px 0 rgb(23 32 46 / 0.06);
  --shadow-elevation-2: 0 8px 24px -8px rgb(23 32 46 / 0.18);
  
  /* Animation Timing */
  --duration-fast: 120ms;
  --duration-base: 200ms;
  --duration-slow: 320ms;
  --ease-standard: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Dark Theme */
.dark {
  --color-background: hsl(222 35% 10%);
  --color-foreground: hsl(38 20% 92%);
  --color-card: hsl(221 31% 13%);
  --color-card-foreground: hsl(38 20% 92%);
  --color-popover: hsl(221 31% 13%);
  --color-popover-foreground: hsl(38 20% 92%);
  --color-primary: hsl(194 76% 62%);
  --color-primary-foreground: hsl(222 35% 10%);
  --color-primary-soft: hsl(210 34% 24%);
  --color-secondary: hsl(221 22% 20%);
  --color-secondary-foreground: hsl(38 20% 92%);
  --color-muted: hsl(220 17% 24%);
  --color-muted-foreground: hsl(218 17% 72%);
  --color-accent: hsl(210 34% 24%);
  --color-accent-foreground: hsl(38 20% 92%);
  --color-destructive: hsl(2 80% 65%);
  --color-destructive-foreground: hsl(210 40% 98%);
  --color-border: hsl(219 18% 25%);
  --color-input: hsl(219 18% 25%);
  --color-ring: hsl(194 76% 62%);
  --color-success: hsl(142 70% 55%);
  --color-success-soft: hsl(142 30% 20%);
  --color-warning: hsl(45 90% 55%);
  --color-warning-soft: hsl(45 30% 20%);
  --color-error: hsl(2 80% 65%);
  --color-error-soft: hsl(2 30% 20%);
  --shadow-soft: 0 1px 2px 0 rgb(2 8 18 / 0.35);
  --shadow-card: 0 12px 30px -12px rgb(2 8 18 / 0.55);
  --shadow-elevation-1: 0 1px 2px 0 rgb(2 8 18 / 0.35);
  --shadow-elevation-2: 0 12px 30px -12px rgb(2 8 18 / 0.55);
}

/* Base Styles */
* {
  border-color: var(--color-border);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-background);
  color: var(--color-foreground);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
  min-height: 100vh;
}

/* Fond décoratif avec dégradés marqués */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -1;
  background: 
    radial-gradient(ellipse 100% 60% at 50% -10%, hsl(198 78% 37% / 0.35), transparent 60%),
    radial-gradient(ellipse 80% 50% at 90% 100%, hsl(142 60% 45% / 0.25), transparent 50%),
    radial-gradient(ellipse 70% 40% at 10% 90%, hsl(45 93% 47% / 0.2), transparent 50%),
    radial-gradient(ellipse 60% 30% at 80% 50%, hsl(280 60% 50% / 0.12), transparent 50%);
  background-attachment: fixed;
}

/* Dark mode - fond plus profond et marqué */
.dark body::before {
  background: 
    radial-gradient(ellipse 100% 60% at 50% -10%, hsl(194 76% 62% / 0.3), transparent 60%),
    radial-gradient(ellipse 80% 50% at 90% 100%, hsl(142 70% 55% / 0.22), transparent 50%),
    radial-gradient(ellipse 70% 40% at 10% 90%, hsl(45 90% 55% / 0.18), transparent 50%),
    radial-gradient(ellipse 60% 30% at 80% 50%, hsl(280 60% 65% / 0.1), transparent 50%);
}

/* Cercles décoratifs floutés plus visibles */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: -2;
  background: 
    radial-gradient(circle 500px at 5% 15%, hsl(198 78% 37% / 0.15) 0%, transparent 70%),
    radial-gradient(circle 400px at 95% 85%, hsl(142 60% 45% / 0.12) 0%, transparent 70%),
    radial-gradient(circle 350px at 25% 95%, hsl(45 93% 47% / 0.1) 0%, transparent 70%),
    radial-gradient(circle 450px at 85% 5%, hsl(198 78% 37% / 0.12) 0%, transparent 70%),
    radial-gradient(circle 300px at 50% 50%, hsl(280 60% 50% / 0.08) 0%, transparent 70%);
}

.dark body::after {
  background: 
    radial-gradient(circle 500px at 5% 15%, hsl(194 76% 62% / 0.12) 0%, transparent 70%),
    radial-gradient(circle 400px at 95% 85%, hsl(142 70% 55% / 0.1) 0%, transparent 70%),
    radial-gradient(circle 350px at 25% 95%, hsl(45 90% 55% / 0.08) 0%, transparent 70%),
    radial-gradient(circle 450px at 85% 5%, hsl(194 76% 62% / 0.1) 0%, transparent 70%),
    radial-gradient(circle 300px at 50% 50%, hsl(280 60% 65% / 0.06) 0%, transparent 70%);
}

/* Texture subtile de grain */
.bg-grain {
  position: relative;
}

.bg-grain::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  right: -50%;
  bottom: -50%;
  width: 200%;
  height: 200%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.06;
  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");
}

.dark .bg-grain::before {
  opacity: 0.04;
}

/* Selection */
::selection {
  background: hsl(198 78% 37% / 0.2);
  color: var(--color-foreground);
}

.dark ::selection {
  background: hsl(194 76% 62% / 0.2);
}

/* Focus Visible */
:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}

/* Animations */
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes slide-in-right {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

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

/* Line clamp utilities */
.line-clamp-1 {
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.line-clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Reading progress badge variants */
.badge-unread {
  background: hsl(var(--color-muted) / 0.6);
  color: hsl(var(--color-muted-foreground));
  border-color: hsl(var(--color-border));
}

.badge-in-progress {
  background: hsl(38 92% 50% / 0.15);
  color: hsl(38 92% 40%);
  border-color: hsl(38 92% 50% / 0.3);
}

.dark .badge-in-progress {
  color: hsl(38 92% 65%);
}

.badge-completed {
  background: hsl(var(--color-success) / 0.15);
  color: hsl(var(--color-success));
  border-color: hsl(var(--color-success) / 0.3);
}

/* Hide scrollbar */
.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scrollbar-hide::-webkit-scrollbar {
  display: none;
}
