/*
====== Développé par TEAM LogicPulse ======
| YouTube :                               |
| Discord : https://discord.gg/efVfp5A89k |
| Instagram : @team_LogicPulse            |
===========================================
*/

/* ===================
Reset léger + tokens
=================== */
:root {
  --bg: #0f1117; /* fond global sombre cohérent avec la page login */
  --surface: #151823; /* surface cartes */
  --line: rgba(255, 255, 255, 0.08);
  --text: #e7ecf3;
  --muted: #9aa3b2;
  --brand: #8e7cf8; /* gradient brand 1 */
  --brand-2: #6c63ff; /* gradient brand 2 */
  --accent: #9b5cff; /* accent secondaire */
  --radius: 16px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}

body {
  font: 16px/1.6 "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  background: radial-gradient(
      1100px 700px at 15% 15%,
      #3b3650 0%,
      transparent 60%
    ),
    radial-gradient(1100px 700px at 85% 85%, #2a2537 0%, transparent 60%),
    linear-gradient(180deg, #2a2435, #201c27 60%, #1a1620);
  color: var(--text);
  min-height: 100dvh;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.sr-only {
  position: absolute;
  left: -10000px;
}

/* Layout global */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-block: 14px;
  margin-bottom: 8px;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
}
.brand {
  font-weight: 800;
  font-size: 22px;
  letter-spacing: 0.2px;
  background: linear-gradient(90deg, #fff, #cfe8ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav {
  display: flex;
  gap: 14px;
}
.nav-link {
  color: var(--muted);
  padding: 8px 12px;
  overflow: hidden;
  transition: color 0.3s ease, background 0.3s ease;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  isolation: isolate;
  background-clip: padding-box;
  height: 40px;
  min-width: 100px;
  justify-content: center;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.nav-link.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

/* Footer */
.footer {
  color: var(--muted);
  font-size: 14px;
  padding-block: 28px;
  border-top: 1px solid var(--line);
  margin-top: 28px;
  display: grid;
  gap: 6px;
}
.footer .by {
  opacity: 0.9;
}

/* Focus visible (accessibilité) */
:focus-visible {
  outline: 3px solid rgba(142, 124, 248, 0.6);
  outline-offset: 2px;
  border-radius: 8px;
}

/* Motion safe */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

/* Responsive */
@media (max-width: 980px) {
  .container {
    padding: 16px;
  }
  .featured-card {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 720px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .nav {
    display: none;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
}

/* ====== Contour animé des boutons du header ====== */
:root {
  --violet: #9b5cff;
  --ring-w: 1.5px; /* épaisseur du trait en px (utilisée ci-dessous) */
  --ring-gap: 3px;
}

/* Le SVG occupe 100% du lien et suit sa forme */
.nav-ring {
  position: absolute;
  inset: calc(var(--ring-w) / -2);
  width: calc(100% + var(--ring-w));
  height: calc(100% + var(--ring-w));
  pointer-events: none;
  border-radius: inherit;
  display: block;
}

/* Le rectangle suit la taille du SVG et ses coins sont arrondis.
   pathLength=100 => dash en pourcentage du périmètre */
.nav-ring__stroke {
  fill: none;
  stroke: var(--violet);
  stroke-width: var(--ring-w);
  stroke-linecap: round;
  stroke-linejoin: round;
  shape-rendering: geometricPrecision;

  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  opacity: 0;
  transition: opacity 120ms ease;
}

/* Survol d’un bouton non actif : on dessine le contour du haut et on fait tout le tour */
@keyframes nav-stroke-draw {
  from {
    stroke-dashoffset: 100;
  }
  to {
    stroke-dashoffset: 0;
  }
}
.nav-link:not(.is-active):hover .nav-ring__stroke {
  opacity: 1;
  animation: nav-stroke-draw 600ms cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.nav-link.is-active .nav-ring__stroke {
  opacity: 1;
  stroke-dashoffset: 0;
  animation: none;
}

/* Base */
.chip {
  display: inline-block;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(142, 124, 248, 0.12);
  color: #cfd4ff;
  border: 1px solid rgba(142, 124, 248, 0.35);
  width: fit-content;
}

/* Couleurs par catégorie */
.chip[data-category="vie-du-lycée"] {
  background: rgba(56, 214, 123, 0.14); /* vert vif */
  color: #c6ffe1;
  border-color: rgba(56, 214, 123, 0.4);
}

.chip[data-category="science-et-progrès"] {
  background: rgba(255, 99, 132, 0.14); /* rose/rouge */
  color: #ffd6de;
  border-color: rgba(255, 99, 132, 0.4);
}

.chip[data-category="culture-et-arts"] {
  background: rgba(54, 162, 235, 0.14); /* bleu */
  color: #d2ebff;
  border-color: rgba(54, 162, 235, 0.4);
}

.chip[data-category="sport"] {
  background: rgba(255, 206, 86, 0.14); /* jaune/or */
  color: #fff2c9;
  border-color: rgba(255, 206, 86, 0.4);
}

.chip[data-category="un-oeil-sur-le-monde"] {
  background: rgba(155, 89, 182, 0.14); /* violet */
  color: #edd6f6;
  border-color: rgba(155, 89, 182, 0.4);
}

.chip[data-category="autres"] {
  background: rgba(99, 110, 114, 0.14); /* gris neutre */
  color: #e5e7ea;
  border-color: rgba(99, 110, 114, 0.4);
}

.chip[data-category="orientation"] {
  background: rgba(26, 188, 156, 0.14); /* turquoise */
  color: #caf7ef;
  border-color: rgba(26, 188, 156, 0.4);
}

/* ===================
Main Content
=================== */
/* ====== FILTRES ====== */
.filters {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px;
  margin: 8px 0 18px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02),
    rgba(255, 255, 255, 0.01)
  );
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.filters .field {
  flex: 1 1 300px;
  min-width: 220px;
}

.input,
.select {
  width: 100%;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #201c27;
  color: #9aa3b2;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.input::placeholder {
  color: var(--muted);
}

.input:focus,
.select:focus {
  border-color: rgba(142, 124, 248, 0.45);
  box-shadow: 0 0 0 4px rgba(142, 124, 248, 0.15);
}

/* Belle flèche pour le select */
.select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #cfd4ff 50%),
    linear-gradient(135deg, #cfd4ff 50%, transparent 50%),
    linear-gradient(90deg, transparent 50%, transparent 50%);
  background-position: calc(100% - 22px) 19px, calc(100% - 14px) 19px, 100% 0;
  background-size: 8px 8px, 8px 8px, 2.8em 100%;
  background-repeat: no-repeat;
  padding-right: 48px;
}

/* ====== GRID ====== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

/* ====== CARTE ARTICLE ====== */
.article-card {
  display: grid;
  grid-template-rows: auto 1fr;
  background: radial-gradient(
      100% 140% at 20% 0%,
      rgba(255, 255, 255, 0.02) 0%,
      rgba(255, 255, 255, 0) 60%
    ),
    var(#201c27);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, border-color 0.25s ease,
    box-shadow 0.25s ease, background 0.25s ease;
  position: relative;
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: rgba(142, 124, 248, 0.28);
  box-shadow: 0 26px 70px rgba(0, 0, 0, 0.52);
}

/* Image au bon ratio */
.image-wrapper {
  display: block;
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #0e0f14;
}

.image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.35s ease, opacity 0.35s ease;
  opacity: 0.96;
}

.article-card:hover .image-wrapper img {
  transform: scale(1.06);
  opacity: 1;
}

/* Contenu */
.article-card .content {
  display: grid;
  gap: 8px;
  padding: 14px 14px 16px;
}

.meta {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

/* Titre + lien propre */
.title {
  margin: 0;
  font-size: 18px;
  line-height: 1.3;
  font-weight: 700;
}
.title a {
  color: var(--text);
  text-decoration: none;
}
.title a:hover {
  text-decoration: underline;
}

/* Sous-titre tronqué proprement */
.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Lien "lire" discret */
.read-more {
  margin-top: 2px;
  font-weight: 600;
  font-size: 14px;
  color: #cfd4ff;
  opacity: 0.9;
  width: fit-content;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.read-more:hover {
  opacity: 1;
  transform: translateX(2px);
}

/* ====== RESPONSIVE ====== */
@media (max-width: 980px) {
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .filters {
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  /* (nouveau) les champs peuvent rétrécir et prendre toute la largeur */
  .filters .field {
    min-width: 0;
    flex: 1 1 auto;
    width: 100%;
  }

  /* (nouveau) on s’assure que les contrôles remplissent bien le parent */
  .input,
  .select {
    width: 100%;
  }
}

/* (optionnel mais utile sous ~420px) compacter encore un peu */
@media (max-width: 420px) {
  .filters {
    padding: 10px;
    border-radius: 12px;
  }
}