/**
 * FitNation Design System - CSS Variables & Utilities
 * Version: 1.0.0
 * Description: Système de design complet pour FitNation
 */

/* =========================================
   CSS VARIABLES (Custom Properties)
   ========================================= */

:root {
  /* === COULEURS PRIMAIRES === */
  --color-primary-green: #0077ff;
  --color-primary-green-rgb: 204, 255, 0;
  --color-primary-black: #0A0A0A;
  --color-primary-white: #FFFFFF;

  /* === COULEURS SECONDAIRES === */
  --color-secondary-dark: #1A1A1A;
  --color-secondary-medium: #404040;
  --color-secondary-light: #B3B3B3;
  --color-secondary-border: #262626;

  /* === COULEURS SÉMANTIQUES === */
  --color-success: #00FF88;
  --color-warning: #FFD700;
  --color-error: #FF3366;
  --color-info: #00E5FF;

  /* === COULEURS HOVER === */
  --color-primary-green-hover: #2289ff;
  --color-primary-green-active: #0068df;

  /* === TYPOGRAPHIE - FAMILLE === */
  --font-family-primary: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-family-fallback: Arial, sans-serif;

  /* === TYPOGRAPHIE - TAILLES === */
  --font-size-h1: 4.5rem; /* 72px */
  --font-size-h2: 3.5rem; /* 56px */
  --font-size-h3: 2.5rem; /* 40px */
  --font-size-h4: 2rem; /* 32px */
  --font-size-h5: 1.5rem; /* 24px */
  --font-size-h6: 1.125rem; /* 18px */
  --font-size-body-large: 1.25rem; /* 20px */
  --font-size-body-medium: 1rem; /* 16px */
  --font-size-body-small: 0.875rem; /* 14px */
  --font-size-button-large: 1.125rem; /* 18px */
  --font-size-button-medium: 1rem; /* 16px */
  --font-size-button-small: 0.875rem; /* 14px */
  --font-size-badge: 0.75rem; /* 12px */

  /* === TYPOGRAPHIE - POIDS === */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* === TYPOGRAPHIE - LINE HEIGHT === */
  --line-height-h1: 5rem; /* 80px */
  --line-height-h2: 4rem; /* 64px */
  --line-height-h3: 3rem; /* 48px */
  --line-height-h4: 2.5rem; /* 40px */
  --line-height-h5: 2rem; /* 32px */
  --line-height-h6: 1.5rem; /* 24px */
  --line-height-body-large: 2rem; /* 32px */
  --line-height-body-medium: 1.625rem; /* 26px */
  --line-height-body-small: 1.375rem; /* 22px */

  /* === TYPOGRAPHIE - LETTER SPACING === */
  --letter-spacing-h1: -0.125rem; /* -2px */
  --letter-spacing-h2: -0.094rem; /* -1.5px */
  --letter-spacing-h3: -0.063rem; /* -1px */
  --letter-spacing-h4: -0.031rem; /* -0.5px */
  --letter-spacing-h5: 0;
  --letter-spacing-h6: 0.031rem; /* 0.5px */
  --letter-spacing-body: 0;
  --letter-spacing-badge: 0.031rem; /* 0.5px */

  /* === ESPACEMENT - SYSTÈME 8PX === */
  --space-0: 0;
  --space-1: 0.25rem; /* 4px */
  --space-2: 0.5rem; /* 8px */
  --space-3: 0.75rem; /* 12px */
  --space-4: 1rem; /* 16px */
  --space-5: 1.5rem; /* 24px */
  --space-6: 2rem; /* 32px */
  --space-7: 2.5rem; /* 40px */
  --space-8: 3rem; /* 48px */
  --space-10: 4rem; /* 64px */
  --space-12: 5rem; /* 80px */
  --space-14: 6rem; /* 96px */
  --space-16: 7.5rem; /* 120px */
  --space-20: 10rem; /* 160px */

  /* === ESPACEMENT - PARAGRAPHES === */
  --paragraph-spacing-small: 0.75rem; /* 12px */
  --paragraph-spacing-medium: 1rem; /* 16px */
  --paragraph-spacing-large: 1.5rem; /* 24px */

  /* === ESPACEMENT - SECTIONS === */
  --section-spacing-small: 3rem; /* 48px */
  --section-spacing-medium: 5rem; /* 80px */
  --section-spacing-large: 7.5rem; /* 120px */

  /* === BORDER RADIUS === */
  --radius-none: 0;
  --radius-small: 0.25rem; /* 4px */
  --radius-medium: 0.5rem; /* 8px */
  --radius-large: 1rem; /* 16px */
  --radius-xlarge: 1.5rem; /* 24px */
  --radius-rounded: 50%;

  /* === SHADOWS === */
  --shadow-none: none;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.7);

  /* === SHADOWS NEON === */
  --shadow-neon-sm: 0 0 20px rgba(204, 255, 0, 0.3);
  --shadow-neon-md: 0 0 40px rgba(204, 255, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-neon-lg: 0 0 60px rgba(204, 255, 0, 0.5), 0 8px 32px rgba(0, 0, 0, 0.6);

  /* === BOUTONS - TAILLES === */
  --button-height-small: 2.5rem; /* 40px */
  --button-height-medium: 3rem; /* 48px */
  --button-height-large: 3.5rem; /* 56px */
  --button-padding-small: 0.75rem 1.5rem; /* 12px 24px */
  --button-padding-medium: 0.875rem 2rem; /* 14px 32px */
  --button-padding-large: 1rem 2.5rem; /* 16px 40px */
  --button-min-width-small: 6.25rem; /* 100px */
  --button-min-width-medium: 7.5rem; /* 120px */
  --button-min-width-large: 10rem; /* 160px */

  /* === TRANSITIONS === */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 300ms cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

  /* === CONTAINERS === */
  --container-max-width: 90rem; /* 1440px */
  --container-padding-desktop: 5rem; /* 80px */
  --container-padding-tablet: 3rem; /* 48px */
  --container-padding-mobile: 1.5rem; /* 24px */

  /* === Z-INDEX === */
  --z-index-base: 1;
  --z-index-dropdown: 100;
  --z-index-sticky: 500;
  --z-index-fixed: 1000;
  --z-index-modal-backdrop: 1040;
  --z-index-modal: 1050;
  --z-index-popover: 1060;
  --z-index-tooltip: 1070;
}

/* =========================================
   RESET & BASE STYLES
   ========================================= */

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

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

body {
  font-family: var(--font-family-primary), var(--font-family-fallback);
  font-size: var(--font-size-body-medium);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body-medium);
  color: var(--color-primary-white);
  background-color: var(--color-primary-black);
  letter-spacing: var(--letter-spacing-body);
}

/* =========================================
   TYPOGRAPHIE - HEADINGS
   ========================================= */

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-white);
  margin: 0;
}

h1,
.h1 {
  font-size: var(--font-size-h1);
  line-height: var(--line-height-h1);
  letter-spacing: var(--letter-spacing-h1);
  font-weight: var(--font-weight-bold);
}

h2,
.h2 {
  font-size: var(--font-size-h2);
  line-height: var(--line-height-h2);
  letter-spacing: var(--letter-spacing-h2);
  font-weight: var(--font-weight-bold);
}

h3,
.h3 {
  font-size: var(--font-size-h3);
  line-height: var(--line-height-h3);
  letter-spacing: var(--letter-spacing-h3);
  font-weight: var(--font-weight-semibold);
}

h4,
.h4 {
  font-size: var(--font-size-h4);
  line-height: var(--line-height-h4);
  letter-spacing: var(--letter-spacing-h4);
  font-weight: var(--font-weight-semibold);
}

h5,
.h5 {
  font-size: var(--font-size-h5);
  line-height: var(--line-height-h5);
  letter-spacing: var(--letter-spacing-h5);
  font-weight: var(--font-weight-semibold);
}

h6,
.h6 {
  font-size: var(--font-size-h6);
  line-height: var(--line-height-h6);
  letter-spacing: var(--letter-spacing-h6);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

/* === BODY TEXT === */

.body-large {
  font-size: var(--font-size-body-large);
  line-height: var(--line-height-body-large);
}

.body-medium,
.body {
  font-size: var(--font-size-body-medium);
  line-height: var(--line-height-body-medium);
}

.body-small {
  font-size: var(--font-size-body-small);
  line-height: var(--line-height-body-small);
}

/* === PARAGRAPH SPACING === */

p {
  margin-bottom: var(--paragraph-spacing-medium);
}

p.paragraph-small {
  margin-bottom: var(--paragraph-spacing-small);
}

p.paragraph-large {
  margin-bottom: var(--paragraph-spacing-large);
}

p:last-child {
  margin-bottom: 0;
}

/* === TEXT UTILITIES === */

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

.text-green {
  color: var(--color-primary-green);
}

.text-gray-light {
  color: var(--color-secondary-light);
}

.text-gray-medium {
  color: var(--color-secondary-medium);
}

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

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

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

.text-uppercase {
  text-transform: uppercase;
}

.font-bold {
  font-weight: var(--font-weight-bold);
}

.font-semibold {
  font-weight: var(--font-weight-semibold);
}

.font-medium {
  font-weight: var(--font-weight-medium);
}

.font-regular {
  font-weight: var(--font-weight-regular);
}

/* =========================================
   BOUTONS
   ========================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: none;
  border-radius: var(--radius-small);
  transition: all var(--transition-normal);
  user-select: none;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-green);
  outline-offset: 2px;
}

/* === TAILLES DE BOUTONS === */

.btn-small {
  height: var(--button-height-small);
  padding: var(--button-padding-small);
  font-size: var(--font-size-button-small);
  min-width: var(--button-min-width-small);
}

.btn-medium {
  height: var(--button-height-medium);
  padding: var(--button-padding-medium);
  font-size: var(--font-size-button-medium);
  min-width: var(--button-min-width-medium);
}

.btn-large {
  height: var(--button-height-large);
  padding: var(--button-padding-large);
  font-size: var(--font-size-button-large);
  min-width: var(--button-min-width-large);
}

/* === BOUTON PRIMARY (Plein Neon Green) === */

.btn-primary {
  background-color: var(--color-primary-green);
  color: var(--color-primary-black);
}

.btn-primary:hover {
  background-color: var(--color-primary-green-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon-sm);
}

.btn-primary:active {
  background-color: var(--color-primary-green-active);
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(204, 255, 0, 0.3);
}

.btn-primary:disabled {
  background-color: var(--color-secondary-medium);
  color: #808080;
  cursor: not-allowed;
  opacity: 0.5;
  transform: none;
  box-shadow: none;
}

/* === BOUTON OUTLINE (Secondary) === */

.btn-outline {
  background-color: transparent;
  color: var(--color-primary-green);
  border: 2px solid var(--color-primary-green);
}

.btn-outline:hover {
  background-color: rgba(204, 255, 0, 0.1);
  border-color: var(--color-primary-green-hover);
  color: var(--color-primary-green-hover);
}

.btn-outline:active {
  background-color: rgba(204, 255, 0, 0.2);
  border-color: var(--color-primary-green-active);
}

.btn-outline:disabled {
  background-color: transparent;
  color: var(--color-secondary-medium);
  border-color: var(--color-secondary-medium);
  cursor: not-allowed;
  opacity: 0.5;
}

/* === BOUTON DARK (Tertiary) === */

.btn-dark {
  background-color: var(--color-secondary-dark);
  color: var(--color-primary-white);
  border: 1px solid var(--color-secondary-medium);
}

.btn-dark:hover {
  background-color: #262626;
  border-color: #606060;
}

.btn-dark:active {
  background-color: var(--color-primary-black);
  border-color: var(--color-secondary-medium);
}

.btn-dark:disabled {
  background-color: var(--color-secondary-dark);
  color: var(--color-secondary-medium);
  border-color: var(--color-secondary-border);
  cursor: not-allowed;
  opacity: 0.5;
}

/* === BOUTON GHOST === */

.btn-ghost {
  background-color: transparent;
  color: var(--color-primary-white);
  border: none;
}

.btn-ghost:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-primary-green);
}

.btn-ghost:active {
  background-color: rgba(255, 255, 255, 0.15);
}

.btn-ghost:disabled {
  color: var(--color-secondary-medium);
  cursor: not-allowed;
  opacity: 0.5;
}

/* =========================================
   CARDS
   ========================================= */

.card {
  background-color: var(--color-secondary-dark);
  border: 1px solid var(--color-secondary-border);
  border-radius: var(--radius-medium);
  padding: var(--space-6);
  transition: all var(--transition-smooth);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary-medium);
}

.card-title {
  font-size: var(--font-size-h4);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  color: var(--color-primary-white);
}

.card-text {
  font-size: var(--font-size-body-medium);
  color: var(--color-secondary-light);
  line-height: var(--line-height-body-medium);
}

/* =========================================
   BADGES
   ========================================= */

.badge {
  display: inline-flex;
  align-items: center;
  height: 1.5rem; /* 24px */
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-badge);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-badge);
  text-transform: uppercase;
  border-radius: var(--radius-small);
}

.badge-primary {
  background-color: var(--color-primary-green);
  color: var(--color-primary-black);
}

.badge-outline {
  background-color: var(--color-secondary-dark);
  color: var(--color-primary-green);
  border: 1px solid var(--color-primary-green);
}

.badge-success {
  background-color: var(--color-success);
  color: var(--color-primary-black);
}

.badge-warning {
  background-color: var(--color-warning);
  color: var(--color-primary-black);
}

.badge-error {
  background-color: var(--color-error);
  color: var(--color-primary-white);
}

/* =========================================
   ICONS
   ========================================= */

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-white);
}

.icon-small {
  width: 1rem; /* 16px */
  height: 1rem;
}

.icon-medium {
  width: 1.5rem; /* 24px */
  height: 1.5rem;
}

.icon-large {
  width: 2rem; /* 32px */
  height: 2rem;
}

.icon-xlarge {
  width: 3rem; /* 48px */
  height: 3rem;
}

.icon-circle {
  background-color: rgba(204, 255, 0, 0.1);
  border-radius: var(--radius-rounded);
  padding: var(--space-4);
}

.icon-green {
  color: var(--color-primary-green);
}

.icon-muted {
  color: #808080;
}

/* =========================================
   CONTAINERS & LAYOUT
   ========================================= */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-desktop);
  padding-right: var(--container-padding-desktop);
}

@media (max-width: 1199px) {
  .container {
    padding-left: var(--container-padding-tablet);
    padding-right: var(--container-padding-tablet);
  }
}

@media (max-width: 767px) {
  .container {
    padding-left: var(--container-padding-mobile);
    padding-right: var(--container-padding-mobile);
  }
}

.section {
  padding-top: var(--section-spacing-large);
  padding-bottom: var(--section-spacing-large);
}

.section-medium {
  padding-top: var(--section-spacing-medium);
  padding-bottom: var(--section-spacing-medium);
}

.section-small {
  padding-top: var(--section-spacing-small);
  padding-bottom: var(--section-spacing-small);
}

/* =========================================
   ESPACEMENT UTILITIES
   ========================================= */

/* Margins */
.m-0 { margin: var(--space-0) !important; }
.m-1 { margin: var(--space-1) !important; }
.m-2 { margin: var(--space-2) !important; }
.m-3 { margin: var(--space-3) !important; }
.m-4 { margin: var(--space-4) !important; }
.m-5 { margin: var(--space-5) !important; }
.m-6 { margin: var(--space-6) !important; }
.m-8 { margin: var(--space-8) !important; }
.m-10 { margin: var(--space-10) !important; }
.m-12 { margin: var(--space-12) !important; }

/* Margin Top */
.mt-0 { margin-top: var(--space-0) !important; }
.mt-1 { margin-top: var(--space-1) !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-3 { margin-top: var(--space-3) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-5 { margin-top: var(--space-5) !important; }
.mt-6 { margin-top: var(--space-6) !important; }
.mt-8 { margin-top: var(--space-8) !important; }
.mt-10 { margin-top: var(--space-10) !important; }
.mt-12 { margin-top: var(--space-12) !important; }

/* Margin Bottom */
.mb-0 { margin-bottom: var(--space-0) !important; }
.mb-1 { margin-bottom: var(--space-1) !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-5 { margin-bottom: var(--space-5) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mb-10 { margin-bottom: var(--space-10) !important; }
.mb-12 { margin-bottom: var(--space-12) !important; }

/* Margin Left */
.ml-0 { margin-left: var(--space-0) !important; }
.ml-1 { margin-left: var(--space-1) !important; }
.ml-2 { margin-left: var(--space-2) !important; }
.ml-3 { margin-left: var(--space-3) !important; }
.ml-4 { margin-left: var(--space-4) !important; }
.ml-5 { margin-left: var(--space-5) !important; }
.ml-6 { margin-left: var(--space-6) !important; }

/* Margin Right */
.mr-0 { margin-right: var(--space-0) !important; }
.mr-1 { margin-right: var(--space-1) !important; }
.mr-2 { margin-right: var(--space-2) !important; }
.mr-3 { margin-right: var(--space-3) !important; }
.mr-4 { margin-right: var(--space-4) !important; }
.mr-5 { margin-right: var(--space-5) !important; }
.mr-6 { margin-right: var(--space-6) !important; }

/* Paddings */
.p-0 { padding: var(--space-0) !important; }
.p-1 { padding: var(--space-1) !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-5 { padding: var(--space-5) !important; }
.p-6 { padding: var(--space-6) !important; }
.p-8 { padding: var(--space-8) !important; }
.p-10 { padding: var(--space-10) !important; }

/* Padding Top */
.pt-0 { padding-top: var(--space-0) !important; }
.pt-1 { padding-top: var(--space-1) !important; }
.pt-2 { padding-top: var(--space-2) !important; }
.pt-3 { padding-top: var(--space-3) !important; }
.pt-4 { padding-top: var(--space-4) !important; }
.pt-5 { padding-top: var(--space-5) !important; }
.pt-6 { padding-top: var(--space-6) !important; }
.pt-8 { padding-top: var(--space-8) !important; }

/* Padding Bottom */
.pb-0 { padding-bottom: var(--space-0) !important; }
.pb-1 { padding-bottom: var(--space-1) !important; }
.pb-2 { padding-bottom: var(--space-2) !important; }
.pb-3 { padding-bottom: var(--space-3) !important; }
.pb-4 { padding-bottom: var(--space-4) !important; }
.pb-5 { padding-bottom: var(--space-5) !important; }
.pb-6 { padding-bottom: var(--space-6) !important; }
.pb-8 { padding-bottom: var(--space-8) !important; }

/* Padding Left */
.pl-0 { padding-left: var(--space-0) !important; }
.pl-1 { padding-left: var(--space-1) !important; }
.pl-2 { padding-left: var(--space-2) !important; }
.pl-3 { padding-left: var(--space-3) !important; }
.pl-4 { padding-left: var(--space-4) !important; }
.pl-5 { padding-left: var(--space-5) !important; }
.pl-6 { padding-left: var(--space-6) !important; }

/* Padding Right */
.pr-0 { padding-right: var(--space-0) !important; }
.pr-1 { padding-right: var(--space-1) !important; }
.pr-2 { padding-right: var(--space-2) !important; }
.pr-3 { padding-right: var(--space-3) !important; }
.pr-4 { padding-right: var(--space-4) !important; }
.pr-5 { padding-right: var(--space-5) !important; }
.pr-6 { padding-right: var(--space-6) !important; }

/* Gap (pour Flexbox/Grid) */
.gap-0 { gap: var(--space-0) !important; }
.gap-1 { gap: var(--space-1) !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-3 { gap: var(--space-3) !important; }
.gap-4 { gap: var(--space-4) !important; }
.gap-5 { gap: var(--space-5) !important; }
.gap-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

/* =========================================
   BORDER RADIUS UTILITIES
   ========================================= */

.radius-none { border-radius: var(--radius-none) !important; }
.radius-small { border-radius: var(--radius-small) !important; }
.radius-medium { border-radius: var(--radius-medium) !important; }
.radius-large { border-radius: var(--radius-large) !important; }
.radius-xlarge { border-radius: var(--radius-xlarge) !important; }
.radius-rounded { border-radius: var(--radius-rounded) !important; }

/* =========================================
   SHADOW UTILITIES
   ========================================= */

.shadow-none { box-shadow: var(--shadow-none) !important; }
.shadow-xs { box-shadow: var(--shadow-xs) !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }

.shadow-neon-sm { box-shadow: var(--shadow-neon-sm) !important; }
.shadow-neon-md { box-shadow: var(--shadow-neon-md) !important; }
.shadow-neon-lg { box-shadow: var(--shadow-neon-lg) !important; }

/* =========================================
   FLEX UTILITIES
   ========================================= */

.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }

.align-start { align-items: flex-start !important; }
.align-center { align-items: center !important; }
.align-end { align-items: flex-end !important; }
.align-stretch { align-items: stretch !important; }

/* =========================================
   GRID UTILITIES
   ========================================= */

.grid { display: grid !important; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr) !important; }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr) !important; }

/* =========================================
   DISPLAY UTILITIES
   ========================================= */

.block { display: block !important; }
.inline-block { display: inline-block !important; }
.inline { display: inline !important; }
.hidden { display: none !important; }

/* =========================================
   BACKGROUND UTILITIES
   ========================================= */

.bg-black { background-color: var(--color-primary-black) !important; }
.bg-dark { background-color: var(--color-secondary-dark) !important; }
.bg-green { background-color: var(--color-primary-green) !important; }
.bg-transparent { background-color: transparent !important; }

/* =========================================
   NAVIGATION
   ========================================= */

.navbar {
  height: 5rem; /* 80px */
  background-color: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0 var(--container-padding-desktop);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-index-fixed);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* =========================================
   BREADCRUMB
   ========================================= */

.breadcrumb-container {
  margin-top: 80px;
  padding: var(--space-5) 0;
  background-color: var(--color-primary-black);
  border-bottom: 1px solid var(--color-secondary-border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--font-size-body-small);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  color: var(--color-secondary-light);
}

.breadcrumb-item a {
  color: var(--color-secondary-light);
  text-decoration: none;
  transition: color var(--transition-normal);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-small);
}

.breadcrumb-item a:hover {
  color: var(--color-primary-green);
  background-color: rgba(0, 119, 255, 0.1);
}

.breadcrumb-item.active {
  color: var(--color-primary-white);
  font-weight: var(--font-weight-medium);
  padding: var(--space-1) var(--space-2);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: '/';
  color: var(--color-secondary-medium);
  margin-right: var(--space-2);
  font-weight: var(--font-weight-regular);
}

@media (max-width: 767px) {
  .breadcrumb-container {
    padding: var(--space-4) 0;
  }

  .breadcrumb {
    font-size: 0.8125rem; /* 13px */
  }
}

/* =========================================
   RESPONSIVE - BREAKPOINTS
   ========================================= */

/* Tablettes et moins */
@media (max-width: 1023px) {
  :root {
    --font-size-h1: 3.5rem; /* 56px */
    --font-size-h2: 2.75rem; /* 44px */
    --font-size-h3: 2rem; /* 32px */
    --font-size-h4: 1.5rem; /* 24px */
  }
}

/* Mobile et moins */
@media (max-width: 767px) {
  :root {
    --font-size-h1: 2.5rem; /* 40px */
    --font-size-h2: 2rem; /* 32px */
    --font-size-h3: 1.5rem; /* 24px */
    --font-size-h4: 1.25rem; /* 20px */
    --font-size-h5: 1.125rem; /* 18px */
    --font-size-h6: 1rem; /* 16px */
  }

  .section {
    padding-top: var(--section-spacing-small);
    padding-bottom: var(--section-spacing-small);
  }
}

/* =========================================
   ACCESSIBILITY
   ========================================= */

/* Focus visible pour la navigation au clavier */
*:focus-visible {
  outline: 2px solid var(--color-primary-green);
  outline-offset: 2px;
  border-radius: var(--radius-small);
}

/* Réduire les animations pour les utilisateurs qui le préfèrent */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================
   STATES UTILITIES
   ========================================= */

.disabled,
.disabled:hover {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  width: 1rem;
  height: 1rem;
  top: 50%;
  left: 50%;
  margin-left: -0.5rem;
  margin-top: -0.5rem;
  border: 2px solid var(--color-primary-green);
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =========================================
   UTILITIES DIVERSES
   ========================================= */

.w-full { width: 100% !important; }
.h-full { height: 100% !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }
.cursor-pointer { cursor: pointer !important; }
.user-select-none { user-select: none !important; }

.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }