/* ═══════════════════════════════════════════════════════════
   PORTFOLIO — Premium Minimalist Stylesheet
   Clean · Simple · Intemporel
   ═══════════════════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  /* Couleurs */
  --color-bg:           #EEF1F5;
  --color-bg-subtle:    #E4E8EE;
  --color-surface:      #FFFFFF;
  --color-border:       #D5D9E2;
  --color-border-hover: #C0C5D0;
  --color-text:         #111827;
  --color-text-secondary: #6B7280;
  --color-text-muted:   #9CA3AF;
  --color-accent:       #3B82F6;
  --color-accent-hover: #2563EB;
  --color-accent-light: #EFF6FF;

  /* Typographie */
  --font-sans: 'Inter', 'Geist', 'Montserrat', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;

  --leading-tight:   1.2;
  --leading-snug:    1.375;
  --leading-normal:  1.5;
  --leading-relaxed: 1.7;

  --tracking-tight:  -0.02em;
  --tracking-normal:  0;
  --tracking-wide:    0.05em;

  /* Espaces */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* Rayons */
  --radius-sm:   6px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* Ombres — ultra-diffuses */
  --shadow-sm:   0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-md:   0 4px 16px rgba(0, 0, 0, 0.04);
  --shadow-lg:   0 8px 32px rgba(0, 0, 0, 0.06);
  --shadow-xl:   0 16px 48px rgba(0, 0, 0, 0.08);

  /* Transitions */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --duration:    0.3s;
  --duration-lg: 0.5s;

  /* Layout */
  --max-w-prose: 42rem;
  --max-w-page:  64rem;
}


/* ── Reset & Base ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}


/* ── Page Fade In ── */
@keyframes pageEnter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body {
  animation: pageEnter 0.6s var(--ease-out) both;
}


/* ── Scroll Reveal — appliqué par JS ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
}

.reveal.visible {
  animation: fadeUp 0.7s var(--ease-out) both;
}


/* ── Typographie ── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--leading-tight);
  color: var(--color-text);
}

h1 {
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-tight);
}

h2 {
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-tight);
}

h3 {
  font-size: var(--text-xl);
  font-weight: 600;
}

@media (min-width: 640px) {
  h1 { font-size: var(--text-5xl); }
  h2 { font-size: var(--text-3xl); }
}

p {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.text-muted {
  color: var(--color-text-muted);
}

small, .text-sm {
  font-size: var(--text-sm);
}


/* ── Liens ── */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration) var(--ease-out);
}


/* ══════════════════════════════
   NAVBAR
   ══════════════════════════════ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}


/* ══════════════════════════════
   TOPBAR — Bannière projet en cours
   ══════════════════════════════ */
.topbar {
  background: var(--color-accent);
  color: #fff;
  text-align: center;
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.topbar strong {
  font-weight: 700;
}

.topbar a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 600;
  transition: opacity var(--duration) var(--ease-out);
}

.topbar a:hover {
  opacity: 0.8;
}

.nav__inner {
  max-width: var(--max-w-page);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
}

.nav__logo {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

.nav__links {
  display: none;
  list-style: none;
  gap: var(--space-8);
  font-size: var(--text-sm);
  font-weight: 500;
}

@media (min-width: 768px) {
  .nav__links { display: flex; }
}

.nav__links a {
  color: var(--color-text-secondary);
  position: relative;
  padding-bottom: 2px;
}

.nav__links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1.5px;
  background: var(--color-accent);
  transition: width var(--duration) var(--ease-out);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--color-text);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

/* Mobile nav */
.nav__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--duration) var(--ease-out);
}

.nav__toggle:hover {
  background: var(--color-bg-subtle);
}

@media (min-width: 768px) {
  .nav__toggle { display: none; }
}

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: 0 var(--space-6) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 500;
  list-style: none;
}

.nav__mobile.open {
  display: flex;
}

.nav__mobile a {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--duration) var(--ease-out);
}

.nav__mobile a:hover,
.nav__mobile a.active {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}


/* ══════════════════════════════
   SECTIONS & LAYOUT
   ══════════════════════════════ */
.section {
  padding: var(--space-32) var(--space-6);
}

.section--sm {
  padding: var(--space-20) var(--space-6);
}

.container {
  max-width: var(--max-w-page);
  margin: 0 auto;
  width: 100%;
}

.container--narrow {
  max-width: var(--max-w-prose);
}

.section__header {
  margin-bottom: var(--space-16);
}

.section__title {
  font-size: var(--text-3xl);
  letter-spacing: var(--tracking-tight);
}

@media (min-width: 640px) {
  .section__title { font-size: var(--text-4xl); }
}

.section__subtitle {
  margin-top: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
}


/* ══════════════════════════════
   HERO — index.html
   ══════════════════════════════ */
.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-32) var(--space-6);
}

.hero__inner {
  max-width: 38rem;
}

.hero__title {
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}

@media (min-width: 640px) {
  .hero__title { font-size: var(--text-5xl); }
}

.hero__lead {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}


/* ══════════════════════════════
   BOUTONS
   ══════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease-out);
  text-decoration: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn--primary:hover {
  background: #374151;
  box-shadow: var(--shadow-md);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  box-shadow: inset 0 0 0 1.5px var(--color-border-hover);
}

.btn--outline:hover {
  box-shadow: inset 0 0 0 1.5px var(--color-text);
}

.btn--sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
}


/* ══════════════════════════════
   CARTES (Cards) — projets.html
   ══════════════════════════════ */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}

.card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  background: var(--color-surface);
  transition: box-shadow var(--duration) var(--ease-out),
              transform var(--duration) var(--ease-out);
}

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

.card__image {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-subtle);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform var(--duration-lg) var(--ease-out);
}

.card:hover .card__image img {
  transform: scale(1.05);
}

.card__image-placeholder {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.card__body {
  padding: var(--space-6);
}

.card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  transition: color var(--duration) var(--ease-out);
}

.card:hover .card__title {
  color: var(--color-accent);
}

.card__desc {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* Badges / Tags */
.badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.badge {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--duration) var(--ease-out);
}

.badge:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}


/* ══════════════════════════════
   TIMELINE — stages.html
   ══════════════════════════════ */
.timeline {
  position: relative;
  padding-left: var(--space-10);
  margin-top: var(--space-16);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-16);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__dot {
  position: absolute;
  left: calc(-1 * var(--space-10) + 0px);
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-text);
  border: 4px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-border);
  transition: all var(--duration) var(--ease-out);
}

.timeline__item:hover .timeline__dot {
  background: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline__dot--muted {
  background: var(--color-text-muted);
}

.timeline__date {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.timeline__title {
  margin-top: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
}

.timeline__meta {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.timeline__content {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.timeline__content strong {
  color: var(--color-text);
  font-weight: 600;
}


/* ══════════════════════════════
   BLOCS THÉMATIQUES — veille.html
   ══════════════════════════════ */
.theme-block {
  margin-bottom: var(--space-20);
}

.theme-block:last-child {
  margin-bottom: 0;
}

.theme-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.theme-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--duration) var(--ease-out);
  flex-shrink: 0;
}

.theme-block:hover .theme-icon {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.theme-header h2 {
  font-size: var(--text-xl);
  font-weight: 700;
}

.theme-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .theme-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .theme-grid--2 { grid-template-columns: repeat(2, 1fr); }
}

.theme-card {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--duration) var(--ease-out);
}

.theme-card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-bg-subtle);
  box-shadow: var(--shadow-sm);
}

.theme-card h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.theme-card p {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Source list item */
.source-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  transition: all var(--duration) var(--ease-out);
}

.source-item:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-border-hover);
}

.source-dot {
  margin-top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-text-muted);
  flex-shrink: 0;
  transition: background var(--duration) var(--ease-out);
}

.source-item:hover .source-dot {
  background: var(--color-accent);
}

.source-item h3 {
  font-size: var(--text-base);
  font-weight: 600;
}

.source-item p {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}


/* ══════════════════════════════
   ARTICLE / PROSE — bilan.html
   ══════════════════════════════ */
.prose {
  max-width: var(--max-w-prose);
  margin: 0 auto;
}

.prose h2 {
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-tight);
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p {
  margin-bottom: var(--space-5);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}

.prose ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.prose ul li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}

.prose ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

.prose ul li strong {
  color: var(--color-text);
  font-weight: 600;
}

.prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: var(--color-accent-light);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--duration) var(--ease-out);
}

.prose a:hover {
  text-decoration-color: var(--color-accent);
}


/* ══════════════════════════════
   IMAGES
   ══════════════════════════════ */
img {
  max-width: 100%;
  height: auto;
}

.img-rounded {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.img-zoom {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.img-zoom img {
  transition: transform var(--duration-lg) var(--ease-out);
}

.img-zoom:hover img {
  transform: scale(1.04);
}


/* ══════════════════════════════
   FOOTER
   ══════════════════════════════ */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--space-6);
  text-align: center;
}

.footer p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}


/* ══════════════════════════════
   UTILITAIRES
   ══════════════════════════════ */
.flex-1 { flex: 1; }

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

.mt-hero { margin-top: var(--space-10); }

/* Hide / Show responsive */
@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
}
@media (min-width: 768px) {
  .hide-desktop { display: none !important; }
}


/* ══════════════════════════════
   ABOUT — Présentation personnelle
   ══════════════════════════════ */
.about {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .about {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
}

.about__photo {
  display: flex;
  justify-content: center;
}

.about__photo-placeholder {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--color-bg-subtle);
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.about__photo img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-border);
}

.about__content h2 {
  margin-bottom: var(--space-6);
}

.about__keypoints {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.about__keypoints li {
  position: relative;
  padding-left: var(--space-6);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-secondary);
}

.about__keypoints li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

.about__keypoints li strong {
  color: var(--color-text);
  font-weight: 600;
}

.about__details {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.about__detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.about__detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.about__detail-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}


/* ══════════════════════════════
   SKILLS — Compétences
   ══════════════════════════════ */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.skill-category {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--duration) var(--ease-out);
}

.skill-category:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-md);
}

.skill-category__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.skill-category__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  transition: all var(--duration) var(--ease-out);
}

.skill-category:hover .skill-category__icon {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.skill-category__header h3 {
  font-size: var(--text-base);
  font-weight: 700;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.skill-tag {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--color-bg-subtle);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all var(--duration) var(--ease-out);
}

.skill-tag:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}


/* ══════════════════════════════
   SCROLL REVEAL — JS IntersectionObserver
   Ajouter la classe .reveal aux éléments
   ══════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays pour les grilles */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }


/* ══════════════════════════════
   MODAL — Popup projet
   ══════════════════════════════ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  visibility: hidden;
  pointer-events: none;
}

.modal--open {
  visibility: visible;
  pointer-events: auto;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}

.modal--open .modal__backdrop {
  opacity: 1;
}

.modal__content {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2.5rem 2rem;
  max-width: 900px;
  width: 92%;
  max-height: 85vh;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(20px) scale(0.97);
  transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.modal--open .modal__content {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0.25rem;
  transition: color var(--duration) var(--ease-out);
}

.modal__close:hover {
  color: var(--color-text);
}

.modal__title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--color-accent);
  display: inline-block;
}

.modal__badges {
  margin-bottom: 1rem;
}

.modal__separator {
  border: none;
  height: 1px;
  background: var(--color-border);
  margin: 1rem 0;
}

.modal__desc {
  background: var(--color-accent-light);
  border-left: 3px solid var(--color-accent);
  padding: 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.modal__details {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem 1rem;
}

@media (max-width: 600px) {
  .modal__details {
    grid-template-columns: 1fr;
  }
}

.modal__details li {
  color: var(--color-text-secondary);
  font-size: 0.93rem;
  padding: 0.75rem 0.75rem 0.75rem calc(0.75rem + 1.4em);
  position: relative;
  background: var(--color-bg-subtle);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: border-color var(--duration) var(--ease-out);
}

.modal__details li:hover {
  border-color: var(--color-accent);
}

.modal__details li strong {
  color: var(--color-text);
  display: block;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.modal__details li::before {
  content: '';
  position: absolute;
  left: 0.75rem;
  top: calc(0.75rem + 0.45em);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}


/* ══════════════════════════════
   ARTICLE CARDS — Veille
   ══════════════════════════════ */
.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  transition: border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

.article-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.article-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.article-card__title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.article-card__date {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  background: var(--color-bg-subtle);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

.article-card__subtitle {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 0.35rem;
  line-height: 1.5;
}

.article-card__source {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.article-card__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 600px) {
  .article-card__body {
    grid-template-columns: 1fr;
  }
}

.article-card__section h4 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.article-card__section p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

.article-card__footer {
  padding-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.article-card__note {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
}

.article-card__note strong {
  color: var(--color-accent);
  font-weight: 700;
}


/* ══════════════════════════════
   CANVAS ÉTOILES — fond animé
   ══════════════════════════════ */
#stars-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* S'assurer que tout le contenu passe au-dessus du canvas */
.nav,
.topbar,
main,
.hero,
.footer {
  position: relative;
  z-index: 1;
}