/*Copyright (c) 2026 Userist Collective*/
/*Ce code est distribué sous licence EUPL v1.2.*/ 
/*Voir le fichier LICENSE pour plus de détails.*/
/*Les contenus (textes, images, médias) sont distribués sous Licence Art Libre 1.3.*/

/* =============================================== */
/* CSS VARIABLES - Use throughout */
/* =============================================== */
:root {
  --color-cyan: #00FFFF;
  --color-magenta: #FF00FF;
  --color-yellow: #FFFF00;
  --color-black: #000000;
  --color-white: #FFFFFF;
  --color-transparent: transparent;
  --font-family: 'Inter', sans-serif;
}

/* =============================================== */
/* GLOBAL & BODY STYLES */
/* =============================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  width: 100%;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  font-weight: normal;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-black);
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

/* Body backgrounds per page */
body.home { background: var(--color-white); }
body.about { background: var(--color-yellow); }
body.articles { background: var(--color-cyan); }
body.projects { background: var(--color-magenta); }
body.event { background: var(--color-yellow); }

/* Typography */
h1, h2, h3 {
  font-weight: 800;
  margin-bottom: 1rem;
}

h1 { 
  font-size: clamp(1.8rem, 5vw, 2.5rem);
}
h2 { 
  font-size: clamp(1.5rem, 4vw, 2rem); 
}
h3 { 
  font-size: clamp(1.2rem, 3vw, 1.5rem); 
}

p {
  font-weight: 400;
  line-height: 1.75;
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  max-width: 100%;
}

/* =============================================== */
/* PRELOADER / INTRO ANIMATION */
/* =============================================== */
#intro {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-black);
  z-index: 9999999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 1;
  transition: opacity 1s ease;
}

.intro-logo {
  width: clamp(150px, 50vw, 300px);
  height: auto;
  animation: popIn 1.2s ease forwards;
}

@keyframes popIn {
  0%   { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

body.loaded #intro {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* =============================================== */
/* HAMBURGER MENU */
/* =============================================== */
.hamburger-btn {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 10001;
  background: rgba(255, 255, 255, 0);
  border: 2px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  padding: 0.75rem;
  display: flex !important;
  flex-direction: column;
  gap: 6px;
  transition: all 0.3s ease;
}

.hamburger-btn:hover {
  transform: scale(1.0);
}

.hamburger-btn span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--color-black);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger-btn.active {
  background: rgba(0, 0, 0, 0);
  border-color: transparent;
}
.hamburger-btn.active span {
  background: var(--color-white);
}
.hamburger-btn.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}
.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
}

/* =============================================== */
/* OVERLAY MENU */
/* =============================================== */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.menu-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 2rem;
  transform: translateY(-20px);
  transition: transform 0.4s ease;
}

.menu-overlay.active .menu-content {
  transform: translateY(0);
}

.overlay-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
}

.overlay-nav a {
  color: var(--color-white);
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 700;
  text-decoration: none;
  position: relative;
  transition: color 0.3s ease;
  letter-spacing: 2px;
}

.overlay-nav a:hover {
  color: var(--color-cyan);
}

.overlay-nav a.active {
  color: var(--color-magenta);
}

.overlay-nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--color-cyan);
  transition: width 0.3s ease;
}

.overlay-nav a:hover::after {
  width: 100%;
}

.language-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.globe-icon {
  font-size: 1.5rem;
}

.lang-option {
  color: rgba(255, 255, 255, 0.7);
  font-size: clamp(0.85rem, 2vw, 0.95rem);
  text-decoration: none;
  padding: 0.6rem 1rem; 
  border-radius: 8px;
  transition: all 0.3s ease;
  font-weight: 500;
  text-align: center;
}

.lang-option:hover {
  color: var(--color-cyan);
  background: rgba(255, 255, 255, 0);
}

.lang-option.active {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0);
  font-weight: 700;
}

/* =============================================== */
/* PAGE SECTIONS */
/* =============================================== */
.page-section {
  min-height: auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(2rem, 6vw, 4rem);
  width: 100%;
  overflow-x: hidden;
}

.content {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* =============================================== */
/* LANDING SECTION */
/* =============================================== */
.landing-logo {
  width: clamp(60px, 15vw, 80px);
  height: auto;
  display: inline-block;
  margin: 0;
}

/* =============================================== */
/* TYPEWRITER SECTION */
/* =============================================== */
#typewriter-text {
  font-size: clamp(1.5rem, 6vw, 7rem);
  font-weight: 700;
  line-height: 1.2;
  max-width: 100%;
  margin: clamp(1rem, 5vw, 50px) auto;
  white-space: pre-wrap;
  color: var(--color-black);
  padding: 0 clamp(1rem, 3vw, 2rem);
  word-wrap: break-word;
}

/* =============================================== */
/* MAIN FEED SECTION */
/* =============================================== */
#main-feed p {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  line-height: 1.75;
  max-width: 700px;
  margin: 0 auto 2rem;
  color: #111;
  padding: 0 1rem;
}

.about-photo {
  width: 90%;
  max-width: 300px;
  border-radius: 11px;
  display: block;
  margin: 40px auto;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* =============================================== */
/* ARTICLES GRID */
/* =============================================== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 0;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

.article-card {
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-white);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  width: 100%;
  max-width: 100%;
}

.article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.article-card img {
  width: 100%;
  height: auto;
  display: block;
}

.article-card a {
  text-decoration: none;
  color: inherit;
  padding: 1rem;
  display: block;
}

.article-card h2 {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  margin: 0;
  padding: 0 1rem;
}

.article-meta {
  font-size: clamp(0.75rem, 2vw, 0.85rem);
  padding: 0.5rem 1.5rem;
  color: #666;
}

.article-preview {
  font-size: clamp(0.85rem, 2vw, 0.95rem);
  line-height: 1.5;
  margin: 10px 0;
  padding: 0 1.5rem 1.5rem;
  color: #333;
}

/* =============================================== */
/* EVENTS LIST */
/* =============================================== */
.event-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  max-width: 800px;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) 0;
}

.event-item {
  background: var(--color-white);
  border-radius: 20px;
  padding: clamp(1rem, 3vw, 2rem);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.event-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.08);
}

.event-item h2 {
  font-size: clamp(1.3rem, 4vw, 1.8rem);
  margin: 0 0 0.5rem;
}

.event-meta {
  font-size: clamp(0.8rem, 2vw, 0.9rem);
  color: #777;
  margin-bottom: 1.2rem;
}

.event-description {
  font-size: clamp(0.9rem, 2vw, 1rem);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.event-video {
  width: 100%;
  margin-top: 1rem;
}

.event-video iframe {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
}

/* =============================================== */
/* ARTICLE MODAL */
/* =============================================== */
.article-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 192, 203, 0.95);
  z-index: 9999;
  overflow-y: auto;
}

.article-modal.active {
  display: block;
}

.modal-article-content {
  max-width: 800px;
  margin: 60px auto;
  padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 3vw, 2.5rem);
  background: var(--color-white);
  border-radius: 12px;
  font-size: clamp(0.9rem, 2vw, 1rem);
  line-height: 1.6;
}

.close-modal {
  position: fixed;
  top: 20px;
  right: 20px;
  font-size: clamp(30px, 5vw, 40px);
  color: var(--color-white);
  cursor: pointer;
  z-index: 10000;
  transition: color 0.3s ease;
}

.close-modal:hover {
  color: var(--color-cyan);
}

/* =============================================== */
/* FOOTER */
/* =============================================== */
.footer-carousel {
  overflow: hidden;
  white-space: nowrap;
  padding: 1rem 0;
  background: transparent;
  font-size: clamp(0.8rem, 2vw, 1rem);
  width: 100%;
}

.scroll-text {
  display: inline-block;
  animation: scroll 20s linear infinite;
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* =============================================== */
/* ERROR & LOADING STATES */
/* =============================================== */
.error-state,
.empty-state {
  padding: 2rem;
  text-align: center;
  color: var(--color-black);
}

.error-state button {
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background: var(--color-magenta);
  color: var(--color-white);
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 600;
}

/* =============================================== */
/* PAGE WRAPPER */
/* =============================================== */
.page-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
}

section {
  margin-bottom: 0;
  width: 100%;
}

.articles-header,
.page-section {
  padding: clamp(1.5rem, 4vw, 3rem) clamp(1rem, 5vw, 4rem);
}

.main-feed,
.modal-article-content,
.article-description {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem);
}

/* =============================================== */
/* SOCIAL NETWORK ICONS */
/* =============================================== */
.social-icons {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: flex-start;
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
  flex-wrap: wrap;
}

.social-icons a {
  color: #000;
  text-decoration: none;
  transition: color 0.3s;
}

.social-icons a:hover {
  color: magenta;
}

.social-icons svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* =============================================== */
/* GLOW INDEX HOMEPAGE TITLE */
/* =============================================== */
.glow-text {
  background: linear-gradient(
    90deg,
    var(--color-black),
    var(--color-cyan),
    var(--color-black),
    var(--color-yellow),
    var(--color-black)
  );
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientFlow 256s linear infinite;
}

@keyframes gradientFlow {
  0% { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* =============================================== */
/* RESPONSIVE DESIGN */
/* =============================================== */
@media (max-width: 768px) {
  body {
    font-size: 14px;
  }

  .hamburger-btn {
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.5rem;
  }
  
  .hamburger-btn span {
    width: 22px;
  }
  
  .overlay-nav {
    gap: 1.5rem;
  }
  
  .overlay-nav a {
    font-size: 1.8rem;
  }
  
  .language-selector {
    gap: 0.3rem;
  }
  
  .lang-option {
    font-size: 0.85rem;
    padding: 0.5rem 0.8rem;
  }
  
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 0;
  }

  .page-section {
    padding: 1rem;
  }

  .page-wrapper {
    padding: 0;
  }
}

@media (max-width: 480px) {
  #articles-preview.articles-grid {
    display: grid; 
    grid-template-columns: 1fr;
    margin: 0 auto;
    width: 100%;
    padding: 0;
  }
  
  .hamburger-btn {
    padding: 0.4rem;
    top: 0.5rem;
    right: 0.5rem;
  }
  
  .hamburger-btn span {
    width: 20px;
    height: 2.5px;
  }
  
  .overlay-nav a {
    font-size: 1.5rem;
    letter-spacing: 1px;
  }

  .overlay-nav {
    gap: 1rem;
    margin-bottom: 2rem;
  }
  
  .lang-option {
    font-size: 0.75rem;
    padding: 0.4rem 0.6rem;
  }
  
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 0;
  }
  
  #typewriter-text {
    padding: 0 1rem;
  }

  p {
    padding: 0 0.5rem;
  }

  .event-list {
    padding: 2rem 0;
  }

  .page-wrapper {
    padding: 0;
  }

  .content {
    padding: 0 1rem;
  }
}

/* =============================================== */
/* LANDSCAPE MODE MOBILE */
/* =============================================== */
@media (max-height: 500px) and (orientation: landscape) {
  .overlay-nav a {
    font-size: 1.3rem;
  }

  .overlay-nav {
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  .menu-content {
    padding: 1rem;
  }

}