/**
 * @fileoverview Styles principaux de l'application Calculatrice
 * @author flozze
 * @version 2.0.0
 * @description Feuille de style principale qui importe et organise tous les styles de l'application
 * Harmonisé avec le style du site principal
 */

/* Import des fichiers CSS nécessaires */
@import "./root/color.css";
@import "./root/font.css";
@import "./root/tokens.css";
@import "./media-query/media-handler.css";
@import "./button.css";

/**
 * Réinitialisation des styles par défaut
 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/**
 * Style du corps de la page
 */
body {
  font-family: var(--font-body), sans-serif;
  background: var(--bg-color);
  min-height: 100vh;
  max-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

/* Particules animées en arrière-plan */
.particles {
  position: fixed;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: var(--z-particles, 1);
  top: 0;
  left: 0;
}

.particle {
  position: absolute;
  background: var(--particle-color);
  border-radius: 50%;
  animation: float 15s infinite ease-in-out;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0) rotate(0deg);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-100px) translateX(50px) rotate(180deg);
    opacity: 0.8;
  }
}

/* Conteneur principal */
.container {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100vh;
  max-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0;
  transition: transform 0.1s ease-out;
  overflow: hidden;
}

/* Section Flozze avec image animée */
.flozze-container {
  margin-bottom: 0.5rem;
  position: relative;
  height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.flozze-image {
  max-width: var(--size-80);
  max-height: var(--size-80);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  animation: bounce 2s infinite ease-in-out;
  transition: transform var(--duration-normal) ease, opacity var(--duration-normal) ease;
  cursor: pointer;
  background: var(--panel-bg);
  border: 1px solid var(--border-default);
  padding: var(--size-6);
}

.flozze-image:hover {
  transform: scale(1.1) rotate(5deg);
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* Style du titre principal */
h1 {
  font-family: var(--font-police), sans-serif;
  font-size: var(--title-font-size);
  color: var(--white);
  text-align: center;
  margin: 0 0 var(--title-margin-bottom) 0;
  text-shadow: var(--text-shadow-title);
  animation: fadeInDown 1s ease-out;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Style du bouton de retour */
.back-button {
  position: fixed;
  top: var(--back-button-offset);
  left: var(--back-button-offset);
  width: var(--back-button-size);
  height: var(--back-button-size);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--backdrop-blur));
  border: var(--border-width-2) solid var(--glass-border);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-medium);
  text-decoration: none;
  z-index: 1000;
  transition: all var(--duration-normal) ease;
  color: var(--white);
}

.back-button:hover {
  transform: translateX(-3px) scale(1.05);
  background: var(--glass-hover);
  box-shadow: var(--shadow-hover-strong);
}

.back-arrow {
  font-size: 1.8rem;
  font-weight: bold;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  line-height: 1;
}

/* Styles pour les contrôles en haut à droite */
.controls-container {
  position: fixed;
  top: var(--control-offset);
  right: var(--control-offset);
  display: flex;
  gap: var(--control-gap);
  z-index: 1000;
  font-family: var(--font-police), sans-serif;
}

.control-group {
  position: relative;
}

.control-button {
  display: flex;
  align-items: center;
  gap: var(--size-8);
  padding: var(--control-padding-y) var(--control-padding-x);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--backdrop-blur));
  -webkit-backdrop-filter: blur(var(--backdrop-blur));
  border: var(--border-width-2) solid var(--glass-border);
  border-radius: var(--control-radius);
  box-shadow: var(--shadow-soft-02);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--duration-normal) ease;
  font-family: var(--font-police), sans-serif;
  font-size: var(--control-font-size);
  font-weight: 500;
  min-width: var(--control-min-width);
  justify-content: center;
}

.language-button {
  justify-content: flex-start;
  min-width: 120px;
}

.language-button .fi {
  flex-shrink: 0;
}

.control-button:hover {
  transform: scale(1.05);
  background: var(--glass-hover);
  box-shadow: var(--shadow-hover-strong);
  border-color: var(--border-strong);
}

.control-text {
  font-size: 0.9rem;
  font-weight: 600;
  text-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 2px solid var(--glass-border);
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  min-width: 200px;
  max-height: 300px;
  overflow-y: auto;
  display: none;
  flex-direction: column;
  z-index: 1001;
  padding: 5px;
}

.dropdown-menu.active {
  display: flex;
}

.dropdown-item {
  padding: 12px 15px;
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 2px solid var(--glass-border);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-police), sans-serif;
  font-size: 0.9rem;
  text-align: left;
  width: 100%;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
}

.dropdown-item:last-child {
  margin-bottom: 0;
}

.dropdown-item:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateX(5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.dropdown-item:active {
  transform: translateX(5px) scale(0.98);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

/* Styles pour les drapeaux flag-icons */
.fi {
  display: inline-block;
  width: 24px;
  height: 18px;
  margin-right: 8px;
  vertical-align: middle;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/**
 * Style pour le conteneur de la calculatrice.
 */
#gridContainer {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4 colonnes égales */
  grid-template-rows: repeat(6, 1fr); /* 6 lignes égales */
  position: relative;
  height: auto;
  min-height: var(--container-min-height);
  max-height: var(--container-max-height);
  width: var(--container-width);
  max-width: var(--container-max-width);
  grid-column-gap: var(--grid-gap);
  grid-row-gap: var(--grid-gap);
  padding: var(--container-padding);
  background: var(--panel-bg);
  border-radius: var(--grid-radius);
  box-shadow: var(--shadow-strong), var(--inset-top), var(--inset-bottom);
  border: var(--border-width-1) solid var(--border-default);
  animation: fadeInUp var(--duration-slow) ease-out;
}

/**
 * Style pour l'affichage de l'écran de la calculatrice.
 */
#screenDisplay {
  grid-area: 1 / 1 / 2 / 5; /* Positionnement dans la grille */
  background: var(--screen-bg);
  box-shadow: var(--shadow-inset-soft-01), var(--shadow-soft-01), var(--inset-top-strong);
  border-radius: var(--screen-radius);
  border: var(--border-width-1) solid var(--border-default);
  display: flex; /* Utilisation de flexbox */
  align-items: center; /* Centrage vertical */
  justify-content: flex-end; /* Alignement à droite */
  padding: var(--screen-padding-y) var(--screen-padding-x); /* Espacement intérieur réduit */
  color: var(--white); /* Couleur de la police blanche pour meilleure lisibilité */
  text-shadow: var(--shadow-text-strong), var(--shadow-text-glow); /* Ombre du texte avec effet lumineux */
  font-family: var(--font-police), sans-serif; /* Police de caractères */
  font-size: var(--screen-font-size); /* Taille de la police ajustée */
  font-weight: 600;
  overflow: hidden;
  letter-spacing: 1px;
  min-height: var(--size-55);
}

/* Responsive pour les petits écrans */
@media (max-width: 768px) {
  .controls-container {
    top: 10px;
    right: 10px;
    gap: 5px;
  }

  .control-button {
    padding: 8px 12px;
    font-size: 0.8rem;
    min-width: 70px;
  }

  .control-text {
    font-size: 0.8rem;
  }

  .dropdown-menu {
    min-width: 180px;
    max-height: 250px;
  }

  .fi {
    width: 20px;
    height: 15px;
    margin-right: 6px;
  }

  .flozze-container {
    height: 70px;
    margin-bottom: 0.3rem;
  }

  .flozze-image {
    max-width: 60px;
    max-height: 60px;
  }

  h1 {
    font-size: 1.4rem;
    margin: 0 0 0.5rem 0;
  }

  #gridContainer {
    width: 95vw;
    max-width: 380px;
    min-height: 360px;
    max-height: 420px;
    padding: 12px;
    grid-column-gap: 8px;
    grid-row-gap: 8px;
  }

  #screenDisplay {
    font-size: 1.8rem;
    padding: 10px 15px;
    min-height: 45px;
  }

  .button {
    font-size: 1.3rem;
  }

  #divisionButton,
  #multiplicationButton,
  #additionButton,
  #soustractionButton,
  #resultatButton {
    font-size: 1.5rem;
  }
}

/* Responsive pour les très petits écrans */
@media (max-width: 480px) {
  .flozze-container {
    height: 60px;
    margin-bottom: 0.2rem;
  }

  .flozze-image {
    max-width: 50px;
    max-height: 50px;
  }

  h1 {
    font-size: 1.2rem;
    margin: 0 0 0.4rem 0;
  }

  #gridContainer {
    width: 98vw;
    max-width: 340px;
    min-height: 320px;
    max-height: 380px;
    padding: 10px;
    grid-column-gap: 6px;
    grid-row-gap: 6px;
  }

  #screenDisplay {
    font-size: 1.5rem;
    padding: 8px 12px;
    min-height: 40px;
  }

  .button {
    font-size: 1.1rem;
  }

  #divisionButton,
  #multiplicationButton,
  #additionButton,
  #soustractionButton,
  #resultatButton {
    font-size: 1.3rem;
  }
}