/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Accent */
  --accent: #2563eb;
  --accent-hover: #1d4ed8;

  /* Light theme */
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --card-bg: #ffffff;
  --nav-bg: rgba(255, 255, 255, 0.92);
  --input-bg: #f8fafc;
  --input-border: #cbd5e1;

  /* Shared */
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 1px 3px rgba(0,0,0,0.07), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --transition: 0.25s ease;
}

:root[data-theme="dark"] {
  --bg: #0f172a;
  --bg-alt: #1e293b;
  --border: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --card-bg: #1e293b;
  --nav-bg: rgba(15, 23, 42, 0.95);
  --input-bg: #1e293b;
  --input-border: #475569;
  --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.35);
}

/* ============================================================
   GLOBAL
   ============================================================ */
html {
  scroll-behavior: smooth;
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  overflow-x: hidden;
  transition: background-color var(--transition), color var(--transition);
}

h1, h2, h3, h4 {
  line-height: 1.25;
  color: var(--text);
  font-weight: 700;
  transition: color var(--transition);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-hover);
}

img {
  display: block;
  max-width: 100%;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  height: 64px;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: background-color var(--transition), border-color var(--transition);
}

nav .logo {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  transition: color var(--transition);
}

nav .logo:hover {
  color: var(--accent);
}

/* Active nav link */
.navLink ul li a.nav-active {
  color: var(--text);
  background-color: var(--bg-alt);
  font-weight: 600;
}

nav .logo span {
  color: var(--accent);
}

.navLink ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 0.25rem;
}

.navLink ul li a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  transition: color var(--transition), background-color var(--transition);
}

.navLink ul li a:hover {
  color: var(--text);
  background-color: var(--bg-alt);
}

/* Language link */
.navLink ul li a[href*="en/"] {
  color: var(--accent);
  font-weight: 600;
}

/* Theme toggle */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition), background-color var(--transition), border-color var(--transition);
  /* Remove fixed positioning — it's inside the nav now */
  position: static;
}

.theme-toggle:hover {
  color: var(--text);
  background-color: var(--bg-alt);
}

/* Nav right-side actions (theme toggle + burger) */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Burger menu */
.bouton-menu {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  padding: 8px;
  z-index: 1002;
  transition: border-color var(--transition);
}

.bouton-menu .burger {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color var(--transition);
}

/* Mobile nav overlay */
.navLink-res {
  position: fixed;
  top: 0;
  right: -100%;
  height: 100vh;
  width: 100%;
  max-width: 300px;
  background: var(--card-bg);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  transition: right 0.3s ease, background-color var(--transition), border-color var(--transition);
  z-index: 1001;
}

.navLink-res.open {
  right: 0;
}

.navLink-res ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.navLink-res ul li a {
  display: block;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  transition: color var(--transition), background-color var(--transition);
}

.navLink-res ul li a:hover {
  background-color: var(--bg-alt);
  color: var(--accent);
}

@media (max-width: 900px) {
  .navLink { display: none; }
  .bouton-menu { display: flex; }
}

/* ============================================================
   SECTION WRAPPER
   ============================================================ */
section {
  padding: 6rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: background-color var(--transition);
}

section h2 {
  font-size: 1.875rem;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
  position: relative;
  text-align: center;
}

section h2::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin: 0.75rem auto 0;
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: 8rem 2.5rem 3rem;
  text-align: center;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
  width: 100%;
  transition: background-color var(--transition), border-color var(--transition);
}

.page-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  transition: color var(--transition);
}

/* ============================================================
   HERO — ACCUEIL
   ============================================================ */
#accueil {
  min-height: 100vh;
  justify-content: center;
  text-align: center;
  background-color: var(--bg);
  padding-top: 8rem;
}

#accueil .contenu {
  max-width: 640px;
}

#accueil h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  transition: color var(--transition);
}

#accueil p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  transition: color var(--transition);
}

/* Hero CTA row */
.hero-ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Ghost / secondary button */
.bouton-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--text) !important;
  border: 1px solid var(--border);
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition), border-color var(--transition), transform var(--transition);
}

.bouton-ghost:hover {
  background-color: var(--bg-alt);
  border-color: var(--text-muted);
  transform: translateY(-1px);
  color: var(--text) !important;
}

/* ============================================================
   HOME CARDS
   ============================================================ */
#home-cards {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border);
  transition: background-color var(--transition), border-color var(--transition);
}

.home-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  width: 100%;
  max-width: 800px;
}

.home-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition),
              background-color var(--transition), border-color var(--transition);
}

.home-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.home-card-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.home-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  transition: color var(--transition);
}

.home-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  transition: color var(--transition);
}

.home-card-arrow {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-content {
  max-width: 720px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-bio {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.85;
  text-align: center;
  max-width: 600px;
  margin-bottom: 2.5rem;
  transition: color var(--transition);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
  width: 100%;
  align-items: start;
}

.about-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: 1.25rem 1.5rem;
  transition: background-color var(--transition), border-color var(--transition);
}

.about-item-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.about-item-header i {
  font-size: 0.85rem;
  color: var(--accent);
  width: 16px;
  flex-shrink: 0;
}

.about-item h3 {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin: 0;
  transition: color var(--transition);
}

.about-item p,
.about-item li {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.65;
  transition: color var(--transition);
}

.about-item ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.about-item li {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.about-item li::before {
  content: '•';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.about-ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.bouton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--accent);
  color: #ffffff !important;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.bouton:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.35);
  color: #ffffff !important;
}

/* ============================================================
   À PROPOS (section on home page - kept neutral on dedicated page)
   ============================================================ */
#about {
  background-color: var(--bg);
  transition: background-color var(--transition);
}

#about .contenu {
  max-width: 700px;
  text-align: center;
}

#about p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.8;
  transition: color var(--transition);
}

/* ============================================================
   COMPÉTENCES
   ============================================================ */
#competences {
  background-color: var(--bg);
}

.grille {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  width: 100%;
  max-width: 860px;
  justify-content: center;
}

.carte-competence {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition),
              background-color var(--transition), border-color var(--transition);
}

.carte-competence:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.carte-competence i {
  font-size: 2.25rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.carte-competence h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.carte-competence p {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

/* ============================================================
   PROJETS
   ============================================================ */
#projets {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition), border-color var(--transition);
}

.grille-projets {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  width: 100%;
  max-width: 900px;
}

.projet {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition),
              background-color var(--transition), border-color var(--transition);
}

.projet:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.projet img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.projet-info {
  padding: 1.25rem 1.5rem;
}

.projet-info h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.projet-info p {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

/* ============================================================
   CONTACT
   ============================================================ */
#contact {
  background-color: var(--bg);
}

.contact-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  width: 100%;
  max-width: 540px;
}

#formulaire-contact {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition);
}

#contact input,
#contact textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  background: var(--input-bg);
  color: var(--text);
  outline: none;
  resize: vertical;
  min-height: 44px;
  transition: border-color var(--transition), background-color var(--transition), color var(--transition), box-shadow var(--transition);
}

#contact input:focus,
#contact textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

#contact textarea {
  min-height: 120px;
}

#contact .bouton-envoi {
  width: 100%;
  padding: 0.7rem 1.5rem;
  font-size: 0.9rem;
}

/* reCAPTCHA wrapper */
#recaptcha {
  margin-top: 0.25rem;
}

/* CV download */
.cv-download {
  width: 100%;
  text-align: center;
}

.bouton-cv {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--bg-alt);
  color: var(--text) !important;
  border: 1px solid var(--border);
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color var(--transition), border-color var(--transition),
              transform var(--transition), box-shadow var(--transition);
}

.bouton-cv:hover {
  background-color: var(--border);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: var(--text) !important;
}

.bouton-cv i {
  color: var(--accent);
  font-size: 1rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  nav {
    padding: 0 1.25rem;
  }

  section {
    padding: 4rem 1.25rem;
  }

  .page-hero {
    padding: 6rem 1.25rem 2.5rem;
  }

  .grille {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .grille-projets {
    grid-template-columns: 1fr;
  }

  #accueil h1 {
    font-size: 2rem;
  }

  .home-cards-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about-item {
    border-radius: 0 var(--radius) var(--radius) 0;
  }
}

@media (max-width: 480px) {
  .bouton-cv {
    width: 100%;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================================
   UNDER CONSTRUCTION
   ============================================================ */
.wip-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  padding: 4rem 2rem;
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
}

.wip-icon {
  font-size: 3rem;
  color: var(--accent);
  opacity: 0.85;
}

.wip-block h2 {
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  margin-bottom: 0;
}

.wip-block h2::after { display: none; }

.wip-block p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.wip-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}


.section-alt {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* ============================================================
   PROJECT TAGS (replaces inline styles)
   ============================================================ */
.projet-tags {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent);
}

/* ============================================================
   HERO — TWO-COLUMN LAYOUT (text + terminal)
   ============================================================ */
#accueil .hero-inner {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 3.5rem;
  align-items: center;
  width: 100%;
  max-width: 1100px;
}

#accueil .hero-inner .contenu {
  text-align: left;
  max-width: unset;
}

#accueil .hero-inner .hero-ctas {
  justify-content: flex-start;
}

/* ============================================================
   WHOAMI TERMINAL
   ============================================================ */
.whoami-terminal {
  background: #0d1117;
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem 1.5rem;
  font-family: 'SFMono-Regular', 'Consolas', 'Liberation Mono', monospace;
  font-size: 0.8rem;
  line-height: 1.8;
  color: #8b949e;
  box-shadow: 0 0 40px rgba(37, 99, 235, 0.12), var(--shadow-md);
  user-select: none;
}

.whoami-terminal .t-bar {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.whoami-terminal .t-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.whoami-terminal .t-dot.red    { background: #ff5f57; }
.whoami-terminal .t-dot.yellow { background: #ffbd2e; }
.whoami-terminal .t-dot.green  { background: #28c840; }

.whoami-terminal .t-line { display: block; }
.whoami-terminal .t-prompt { color: #2563eb; }
.whoami-terminal .t-cmd    { color: #e6edf3; }
.whoami-terminal .t-key    { color: #79c0ff; display: inline-block; min-width: 8ch; }
.whoami-terminal .t-val    { color: #e6edf3; }
.whoami-terminal .t-accent { color: #3fb950; }

.whoami-terminal .t-cursor {
  display: inline-block;
  width: 7px;
  height: 0.9em;
  background: #2563eb;
  vertical-align: text-bottom;
  margin-left: 1px;
  animation: blink-cursor 1.2s step-end infinite;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background-color: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  transition: background-color var(--transition), border-color var(--transition);
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.site-footer a:hover,
.site-footer a:focus {
  color: var(--accent);
}

.footer-sep {
  opacity: 0.35;
}

/* ============================================================
   RESPONSIVE — terminal hidden on small screens
   ============================================================ */
@media (max-width: 960px) {
  #accueil .hero-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  #accueil .hero-inner .contenu {
    text-align: center;
  }

  #accueil .hero-inner .hero-ctas {
    justify-content: center;
  }

  .whoami-terminal {
    display: none;
  }
}