html {
  font-size: 110%;
  box-sizing: border-box;
}
*, *::before, *::after {
  box-sizing: inherit;
}
body {
  background: #0a1020;
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
  margin: 0;
  min-height: 100vh;
  transition: background 0.5s;
  width: 100%;
  overflow-x: hidden;
}
body, body * {
  color: #fff !important;
}

.navbar {
  background: #0a1020;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
  position: sticky;
  top: 0;
  z-index: 10;
  transition: background 0.5s;
  width: 100%;
}
.navbar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.navbar li {
  margin: 0 1.65rem;
}
.navbar a {
  color: #7ecbff;
  text-decoration: none;
  font-weight: 500;
  padding: 1.1rem 0.55rem;
  display: block;
  transition: color 0.2s, border-bottom 0.2s;
  position: relative;
  font-size: 1.21em;
}
.navbar a.active, .navbar a:hover {
  color: #fff;
}
.navbar a.active::after, .navbar a:hover::after {
  content: '';
  display: block;
  margin: 0 auto;
  width: 60%;
  border-bottom: 2px solid #7ecbff;
  border-radius: 2px;
  transition: border-bottom 0.2s;
  background: none;
}

main {
  max-width: 1200px;
  margin: 2.2rem auto;
  padding: 2.2rem 1.2rem;
  background: transparent;
  border-radius: 12px;
  min-height: 60vh;
  box-shadow: none;
  position: relative;
  overflow: hidden;
  width: 99vw;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.page {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s, transform 0.5s;
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.page.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}
h1, h2, h3 {
  color: #7ecbff;
  margin-top: 0;
  text-align: left;
}
h1 {
  font-size: 2.1em;
}
h2 {
  font-size: 1.5em;
}
h3 {
  font-size: 1.07em;
  font-weight: normal;
}
button {
  background: #1e335c;
  color: #0a1020;
  border: 2px solid #1e335c;
  border-radius: 8px;
  padding: 0.77em 1.65em;
  font-size: 1.1em;
  margin: 1.1em 0;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border 0.2s, transform 0.2s;
  font-weight: 600;
  box-shadow: none;
}
button:hover {
  background: #fff;
  color: #000 !important;
  border: 2px solid #7ecbff;
  transform: translateY(-2px) scale(1.04);
  box-shadow: none;
}
img, video {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1.1em 0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
  display: block;
  transform: scale(1.2);
  transform-origin: center center;
}
p, ul, li {
  line-height: 1.7;
  margin: 1.1em 0;
  text-align: left;
  word-break: break-word;
  color: #fff;
}
ul, li {
  padding: 0;
  margin: 0.55em 0;
  list-style: none;
}
a {
  color: #7ecbff;
  transition: color 0.2s;
}
a:hover {
  color: #fff;
}
hr {
  border: none;
  border-top: 2px solid #fff !important;
  margin: 2.2em 0;
  width: 100%;
  background: none;
}
.form-group {
  margin-bottom: 1.65em;
  width: 100%;
  max-width: 440px;
}
input, textarea {
  width: 100%;
  padding: 0.77em;
  border-radius: 5px;
  border: 1px solid #23305a;
  background: #0a1020;
  color: #e0e6f0;
  margin-top: 0.55em;
  font-size: 1.1em;
  box-sizing: border-box;
}
input:focus, textarea:focus {
  outline: none;
  border-color: #7ecbff;
}
label {
  font-weight: 500;
  color: #7ecbff;
}
@media (max-width: 900px) {
  main {
    max-width: 99vw;
    padding: 1.1rem 0.5rem;
  }
}
@media (max-width: 800px) {
  /* Aération générale */
  body, main {
    padding-left: 4vw !important;
    padding-right: 4vw !important;
    box-sizing: border-box;
  }
  /* Navbar sur 2 lignes de 2 liens */
  .navbar ul {
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 0.5em 1.2em !important;
    padding: 0.5em 0 !important;
  }
  .navbar li {
    flex: 1 1 40%;
    margin: 0.2em 0 !important;
    text-align: center;
    min-width: 40vw;
    max-width: 48vw;
  }
  .navbar a {
    font-size: 1.08em;
    padding: 0.7em 0.2em !important;
    white-space: nowrap;
  }
  /* Sommaires (menus) centrés et espacés */
  .projets-menu, .presentation-hero-text, .presentation-text {
    align-items: center !important;
    text-align: center !important;
    gap: 1em !important;
    margin-bottom: 1em !important;
  }
  .projets-menu a {
    font-size: 1.1em !important;
    padding: 0.5em 0.2em !important;
    margin: 0.2em 0 !important;
    border-radius: 6px;
    background: rgba(126,203,255,0.07);
    display: inline-block;
    min-width: 60vw;
  }
  .projets-menu h4 {
    font-size: 1.15em !important;
    margin-bottom: 0.5em !important;
  }
  /* Images et vidéos de projets et blog plus petites et centrées */
  .projets-content img,
  .projets-content video,
  .blog .projets-content img,
  .blog .projets-content video {
    max-width: 48vw !important;
    width: 48vw !important;
    min-width: 0 !important;
    margin-left: auto !important;
    margin-right: auto !important;
    display: block !important;
  }
  /* Centrage parfait des pages et suppression du scroll horizontal */
  body, html {
    overflow-x: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100vw !important;
    box-sizing: border-box;
  }
  main, .page, .presentation-layout, .presentation-hero, .projets-layout {
    margin-left: auto !important;
    margin-right: auto !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100vw !important;
    box-sizing: border-box;
  }
  /* Blocs principaux plus espacés */
  .presentation-layout,
  .presentation-hero,
  .projets-layout {
    margin: 1.2em 0 !important;
    padding: 1em 0.2em !important;
    border-radius: 14px !important;
    box-shadow: 0 2px 12px rgba(126,203,255,0.07) !important;
  }
  /* Titres et textes plus lisibles */
  h1, h2, h3 {
    text-align: center !important;
    margin-top: 0.7em !important;
    margin-bottom: 0.4em !important;
    word-break: break-word !important;
  }
  /* Ajustement des boutons */
  button {
    margin: 1em auto !important;
    display: block !important;
    min-width: 60vw;
  }
  .form-group {
    max-width: 98vw;
  }
  .site-footer {
    flex-direction: column;
    gap: 0.5em;
    font-size: 0.98em;
    padding: 1em 0 1em 0;
  }
  /* Forcer tous les layouts horizontaux en colonne */
  .presentation-layout,
  .presentation-hero,
  .projets-layout {
    flex-direction: column !important;
    gap: 0.5em !important;
    align-items: stretch !important;
    padding: 0.5em 0.1em !important;
  }
  /* Cible tous les divs flex inline de la page projets */
  .projets-content > div[style*="display: flex"] {
    flex-direction: column !important;
    gap: 0 !important;
    align-items: stretch !important;
    width: 100% !important;
    max-width: 100% !important;
  }
  /* Supprimer les marges latérales inline sur les images de projets */
  .projets-content img[style], .projets-content video[style] {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  /* Forcer le texte à rester dans l'écran */
  .projets-content h1, .projets-content h2, .projets-content p, .projets-content button {
    max-width: 100vw !important;
    overflow-wrap: break-word !important;
    word-break: break-word !important;
    box-sizing: border-box !important;
  }
  .presentation-text,
  .presentation-hero-text {
    align-items: stretch !important;
    text-align: left !important;
  }
  .projets-menu {
    flex-direction: column !important;
    gap: 0.5em !important;
    min-width: 0 !important;
    max-width: 100% !important;
    overflow-x: visible !important;
    border-bottom: none !important;
    border-right: none !important;
    padding: 0.5em 0.1em !important;
  }
  .projets-content {
    padding: 0.5em 0.1em !important;
  }
  /* Centrer les images/vidéos de blog et projets comme présentation */
  .projets-content > div[style*="display: flex"],
  .blog .projets-content > div[style*="display: flex"] {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.7em !important;
    width: 100% !important;
  }
  .projets-content img,
  .projets-content video,
  .blog .projets-content img,
  .blog .projets-content video {
    margin-left: 0 !important;
    margin-right: 0 !important;
    margin-top: 1em !important;
    margin-bottom: 1em !important;
    display: block !important;
  }
  /* Plus d'espace autour des textes dans projets, blog, présentation */
  .projets-content h1,
  .projets-content h2,
  .projets-content p,
  .blog .projets-content h1,
  .blog .projets-content h2,
  .blog .projets-content p,
  .presentation-hero-text h1,
  .presentation-hero-text h2,
  .presentation-hero-text p,
  .presentation-text h1,
  .presentation-text h2,
  .presentation-text p {
    padding-left: 4vw !important;
    padding-right: 4vw !important;
    box-sizing: border-box;
  }
  .projets-content img,
  .projets-content video {
    height: 140px !important;
    max-height: 140px !important;
    min-height: 140px !important;
  }
}
@media (max-width: 400px) {
  main {
    padding: 0.22rem;
  }
  h1, h2, h3, p, ul, li {
    font-size: 1.045em;
  }
}
@media (max-width: 350px) {
  main {
    padding: 0.05rem;
  }
  .navbar a {
    font-size: 0.95em;
    padding: 0.5rem 0.1rem;
  }
  .presentation-layout, .presentation-hero {
    gap: 0.5em;
    padding: 0.5em 0.1em;
  }
  .site-footer {
    font-size: 0.85em;
    padding: 0.5em 0 0.5em 0;
  }
}

.projets-layout {
  display: flex;
  flex-direction: row;
  width: 100%;
  min-height: 400px;
}
.projets-menu {
  min-width: 180px;
  max-width: 220px;
  border-right: 2px solid #23305a;
  padding: 1.2em 1em 1.2em 0;
  font-size: 0.92em;
  color: #7ecbff;
  display: flex;
  flex-direction: column;
  gap: 1em;
  border-bottom: none !important;
}
.projets-menu h4 {
  margin: 0 0 0.7em 0.7em;
  font-size: 1em;
  color: #7ecbff;
  font-weight: 600;
}
.projets-menu a {
  color: #7ecbff;
  text-decoration: none;
  font-size: 0.98em;
  margin-left: 0.7em;
  transition: color 0.2s;
}
.projets-menu a:hover {
  color: #fff;
}
.projets-content {
  flex: 1;
  padding-left: 2.2em;
  min-width: 0;
}
.projets-content img {
  display: block;
  margin-left: 0;
  margin-right: auto;
}
@media (max-width: 800px) {
  .projets-layout {
    flex-direction: column;
  }
  .projets-menu {
    border-right: none;
    border-bottom: 2px solid #23305a;
    flex-direction: row;
    gap: 2em;
    padding: 0.7em 0 0.7em 0.7em;
    min-width: 0;
    max-width: 100vw;
    overflow-x: auto;
  }
  .projets-content {
    padding-left: 0;
    padding-top: 1.2em;
  }
}

.presentation-layout {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 3em;
  background: #0a1020;
  border-radius: 18px;
  box-shadow: 0 6px 32px rgba(126,203,255,0.10);
  border: 2px solid #23305a;
  padding: 2.5em 2em;
  margin: 2em 0;
}
.presentation-text {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.2em;
}
.presentation-text h1 {
  font-size: 2.5em;
  color: #7ecbff;
  margin-bottom: 0.2em;
}
.presentation-text h2 {
  font-size: 1.5em;
  color: #fff;
  margin-top: 0;
}
.presentation-text p {
  font-size: 1.1em;
  color: #fff;
}
.presentation-photo {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.presentation-photo img, .presentation-photo video {
  width: 220px;
  height: 220px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 4px 32px rgba(0,0,0,0.25);
  border: 4px solid #7ecbff;
  background: #0a1020;
}
@media (max-width: 900px) {
  .presentation-layout {
    flex-direction: column;
    gap: 2em;
    padding: 1.5em 0.5em;
  }
  .presentation-photo img {
    width: 160px;
    height: 160px;
  }
  .presentation-text h1 {
    font-size: 2em;
  }
}

.site-footer {
  width: 100vw;
  background: #0a1020;
  color: #7ecbff;
  text-align: center;
  padding: 1.2em 0 1.2em 0;
  font-size: 1.05em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2em;
  border-top: 1px solid #0a1020 !important;
  margin-top: 2em;
}
.site-footer a.linkedin-link {
  display: inline-flex;
  align-items: center;
  margin-left: 0.5em;
  transition: opacity 0.2s;
}
.site-footer a.linkedin-link:hover {
  opacity: 0.8;
}
@media (max-width: 600px) {
  .site-footer {
    flex-direction: column;
    gap: 0.5em;
    font-size: 0.98em;
    padding: 1em 0 1em 0;
  }
}

details {
  margin: 1.2em 0;
  background: rgba(20,30,60,0.5);
  border-radius: 8px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
details[open] {
  box-shadow: 0 4px 24px rgba(0,0,0,0.15);
}
details > summary {
  cursor: pointer;
  padding: 1em 1.2em;
  font-size: 1.1em;
  color: #7ecbff;
  font-weight: 600;
  outline: none;
  user-select: none;
  background: none;
  border: none;
  transition: background 0.2s;
}
details > summary:hover {
  background: none;
}
.details-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4,0,0.2,1), padding 0.5s;
  padding: 0 1.2em;
}
details[open] .details-content {
  max-height: 1000px;
  padding: 1em 1.2em 1.2em 1.2em;
}

.presentation-hero {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  gap: 3em;
  background: #1e335c;
  border-radius: 18px;
  border: 2px solid #fff;
  padding: 1.2em 2em;
  margin: 1em 0;
  box-shadow: none;
}
.presentation-hero-text {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.2em;
}
.presentation-hero-text h1 {
  font-size: 2.5em;
  color: #7ecbff;
  margin-bottom: 0.2em;
}
.presentation-hero-text h2 {
  font-size: 1.5em;
  color: #fff;
  margin-top: 0;
}
.presentation-hero-text p {
  font-size: 1.1em;
  color: #e0e6f0;
}
.presentation-hero-media {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.presentation-hero-media video, .presentation-hero-media img {
  width: 340px;
  height: 192px;
  max-width: 90vw;
  object-fit: cover;
  border-radius: 14px;
  box-shadow: 0 4px 32px rgba(126,203,255,0.10);
  border: 3px solid #fff !important;
  background: #1e335c;
}
@media (max-width: 900px) {
  .presentation-hero {
    flex-direction: column;
    gap: 2em;
    padding: 1.5em 0.5em;
  }
  .presentation-hero-media video, .presentation-hero-media img {
    width: 220px;
    height: 124px;
  }
  .presentation-hero-text h1 {
    font-size: 2em;
  }
}

.presentation-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #1e335c;
  border: 2px solid #7ecbff;
  border-radius: 22px;
  max-width: 420px;
  margin: 3em auto 2em auto;
  padding: 2.5em 2em 2em 2em;
  box-shadow: none;
}
.presentation-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5em;
}
.presentation-avatar img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 50%;
  border: 3px solid #7ecbff;
  background: #0a1020;
}
.presentation-card-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.7em;
}
.presentation-card-content h1 {
  color: #7ecbff;
  font-size: 2.1em;
  margin-bottom: 0.2em;
}
.presentation-card-content h2 {
  color: #fff;
  font-size: 1.2em;
  margin-top: 0;
}
.presentation-card-content p {
  color: #fff;
  font-size: 1.05em;
}
.presentation-socials {
  display: flex;
  gap: 1.2em;
  margin-top: 1.2em;
}
.presentation-socials a {
  display: inline-flex;
  align-items: center;
  transition: opacity 0.2s;
}
.presentation-socials a:hover {
  opacity: 0.7;
}
@media (max-width: 600px) {
  .presentation-card {
    max-width: 98vw;
    padding: 1.2em 0.5em 1.2em 0.5em;
  }
  .presentation-avatar img {
    width: 80px;
    height: 80px;
  }
  .presentation-card-content h1 {
    font-size: 1.3em;
  }
}

hr, .navbar, .projets-menu, .projets-content, .projets-menu, .projets-menu a, .projets-menu h4 {
  border-color: #fff !important;
}

/* Aligner vidéos et images dans projets sur PC */
@media (min-width: 801px) {
  .projets-content > div[style*="display: flex"] > video {
    margin-left: 1.2em !important;
  }
  .projets-content > div[style*="display: flex"] > img {
    margin-left: 1.2em !important;
  }
}

.experience-section, .skills-section {
  background: #1e335c;
  border-radius: 18px;
  box-shadow: 0 4px 24px rgba(126,203,255,0.10);
  border: 2px solid #7ecbff;
  padding: 2em 2em 1.5em 2em;
  margin: 2em 0;
}

.experience-section h2, .skills-section h2 {
  color: #7ecbff;
  margin-bottom: 1em;
  text-align: left;
}

.experience-list {
  display: flex;
  flex-direction: column;
  gap: 2em;
}

.experience-item h3 {
  color: #fff;
  margin: 0 0 0.3em 0;
}

.experience-meta {
  display: flex;
  gap: 1.5em;
  font-size: 1em;
  color: #7ecbff;
  margin-bottom: 0.5em;
}

.experience-company {
  font-weight: 600;
}

.experience-date {
  font-style: italic;
  opacity: 0.8;
}

.experience-item p {
  color: #e0e6f0;
  margin: 0;
}

.skills-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1em 2em;
  list-style: none;
  padding: 0;
  margin: 0;
}

.skills-list li {
  background: #23305a;
  color: #7ecbff;
  padding: 0.6em 1.2em;
  border-radius: 8px;
  font-weight: 500;
  font-size: 1.05em;
  margin-bottom: 0.5em;
  box-shadow: 0 2px 8px rgba(126,203,255,0.07);
}

@media (max-width: 700px) {
  .experience-section, .skills-section {
    padding: 1em 0.5em;
  }
  .skills-list {
    flex-direction: column;
    gap: 0.5em;
  }
}

/* Harmoniser la hauteur des images et vidéos dans la page projets */
.projets-content img,
.projets-content video {
  height: 220px !important;
  max-height: 220px !important;
  min-height: 220px !important;
  object-fit: cover !important;
}

@media (max-width: 800px) {
  .projets-content img,
  .projets-content video {
    height: 140px !important;
    max-height: 140px !important;
    min-height: 140px !important;
  }
}