:root {
  --bg: #fafaf9;
  --text: #1a1a1a;
  --muted: #888;
  --border: #e5e5e5;
  --font: 'Inter', system-ui, sans-serif;
  --accent: #6d28d9;
  --accent-bg: #ede9fe;
  --accent-border: #c4b5fd;
  --hover-bg: #f4f4f2;
  --skill-hover-bg: #ddd6fe;
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #08080f;
  --text: #e0e0f0;
  --muted: #5a5a80;
  --border: #18182a;
  --accent: #8b5cf6;
  --accent-bg: #140a2e;
  --accent-border: #3d1f85;
  --hover-bg: #0e0e1e;
  --skill-hover-bg: #2a1660;
  color-scheme: dark;
}

[data-theme="dark"] .tag { color: #7070a0; }
[data-theme="dark"] .project__badge { background: #0d1808; color: #507040; }
[data-theme="dark"] .panel__close:hover { background: #12121f; }
[data-theme="dark"] .panel__desc,
[data-theme="dark"] .panel__point-text,
[data-theme="dark"] .exp__missions li,
[data-theme="dark"] .edu__detail,
[data-theme="dark"] .about__inner p { color: #8888b0; }
[data-theme="dark"] .cert__card { border-color: var(--border); }
[data-theme="dark"] .cert__card--cond { background: #0c0c1a; }
[data-theme="dark"] .cert__badge--grey { background: #12121f; }
[data-theme="dark"] .hero {
  background: radial-gradient(ellipse at -5% 80%, rgba(139,92,246,.14) 0%, transparent 55%);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ── Header ── */

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 48px;
  position: sticky;
  top: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.logo {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--accent);
}

nav {
  display: flex;
  gap: 32px;
}

nav a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s;
}
nav a:hover { color: var(--accent); }

/* ── Hero ── */

.hero {
  padding: 120px 48px 96px;
  max-width: 900px;
}

.hero__label,
.label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 28px;
}

.hero__badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 18px;
  border-radius: 20px;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.hero__badge:hover { background: var(--accent); color: #fff; }

/* ── Work ── */

#work {
  padding: 30px 48px 96px;
}

.work__grid {
  border-top: 1px solid var(--border);
}

.project {
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.2s;
}
.project:hover { background: var(--hover-bg); }


.project__meta {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 0 24px 8px;
}

.project__meta > span:first-child {
  font-size: 0.75rem;
  color: var(--muted);
  width: 28px;
  flex-shrink: 0;
}

.project__meta h2 {
  font-size: 1.05rem;
  font-weight: 400;
  margin-bottom: 4px;
}

.project__meta p {
  font-size: 0.82rem;
  color: var(--muted);
}

.project__tags {
  margin-left: auto;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.project__more {
  padding: 10px 32px 14px 36px;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 500;
}

.tag {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: #666;
}

.tag--green {
  color: var(--accent);
  border-color: var(--accent-border);
  background: var(--accent-bg);
}

.project__badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #6a7a5a;
  background: #eef1ea;
  padding: 4px 10px;
  border-radius: 20px;
}

/* ── Panneau latéral ── */

.panel-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  z-index: 200;
  backdrop-filter: blur(2px);
}
.panel-overlay.open { display: block; }

.panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 420px;
  background: var(--bg);
  z-index: 201;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
}
.panel.open { transform: translateX(0); }

.panel__close {
  position: absolute;
  top: 20px; right: 20px;
  background: none;
  border: 1px solid var(--border);
  width: 32px; height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.panel__close:hover { background: #f0f0ee; color: var(--text); }

.panel__thumb { width: 100%; height: 220px; }

.panel__body { padding: 28px; }

.panel__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.panel__title {
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.panel__desc {
  font-size: 0.88rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 24px;
}

.panel__status {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.panel__launch {
  font-size: 0.78rem;
  color: var(--muted);
}

.panel__points {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel__point {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.panel__point-icon {
  width: 6px; height: 6px;
  background: var(--text);
  border-radius: 50%;
  margin-top: 7px;
  flex-shrink: 0;
}

.panel__point-text {
  font-size: 0.85rem;
  color: #444;
  line-height: 1.5;
}
.panel__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 28px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-border);
  padding-bottom: 2px;
  transition: opacity 0.2s;
}
.panel__link:hover { opacity: 0.7; }

/* ── Experience ── */

.experience {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.experience .label {
  margin-bottom: 40px;
}

.exp__grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.exp__item {
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}

.exp__item:first-child {
  border-top: 1px solid var(--border);
}

.exp__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.exp__header h3 {
  font-size: 1rem;
  font-weight: 400;
  margin-bottom: 4px;
}

.exp__company {
  font-size: 0.82rem;
  color: var(--muted);
}

.exp__date {
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
  margin-left: 24px;
}

.exp__missions {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.exp__missions li {
  font-size: 0.85rem;
  color: #555;
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

.exp__missions li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  background: var(--border);
  border-radius: 50%;
}

/* ── Hero actions ── */

.hero__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__cv {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.hero__cv:hover { color: var(--text); border-color: var(--text); }

/* ── Formations ── */

.formations {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.formations .label { margin-bottom: 40px; }

.edu__grid { display: flex; flex-direction: column; }

.edu__item {
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.edu__item:first-child { border-top: 1px solid var(--border); }

.edu__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.edu__header h3 {
  font-size: 0.95rem;
  font-weight: 400;
  margin-bottom: 4px;
}

.edu__level {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 400;
  margin-left: 6px;
}

.edu__school {
  font-size: 0.82rem;
  color: var(--muted);
}

.edu__date {
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
  margin-left: 24px;
}

.edu__detail {
  font-size: 0.82rem;
  color: #888;
  line-height: 1.6;
  margin-bottom: 14px;
}

.edu__certs-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 8px;
  margin-top: 4px;
}

.edu__certs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.cert-tag {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 4px;
  border: 1px solid var(--accent-border);
  background: var(--accent-bg);
  color: var(--accent);
}

.cert-tag--cond {
  border-color: var(--border);
  background: #f5f5f3;
  color: var(--muted);
}

.cert-year {
  font-weight: 400;
  opacity: 0.7;
  margin-left: 4px;
}

/* ── Certifications (page dédiée) ── */

.cert__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.cert__card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.cert__card--cond {
  grid-column: 1 / -1;
  background: #f9f9f8;
}

.cert__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.cert__header h3 {
  font-size: 1.1rem;
  font-weight: 400;
}

.cert__badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 20px;
  white-space: nowrap;
}

.cert__badge--accent { background: var(--accent-bg); color: var(--accent); border: 1px solid var(--accent-border); }
.cert__badge--green { background: #eef1ea; color: #4a6a3a; border: 1px solid #c8d4b8; }
.cert__badge--grey  { background: #f0f0ee; color: var(--muted); border: 1px solid var(--border); }

.cert__desc {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 20px;
}

.cert__details {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.cert__detail-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}

.cert__detail-label {
  color: var(--muted);
}

/* ── Bloc certification fin d'année ── */

.year__cert {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--muted);
}

/* ── Labels formation ── */

.formation__labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

/* Lien "En savoir plus" formations */
.edu__link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-border);
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}
.edu__link:hover { border-color: var(--accent); }

/* ── Compétences ── */

.skills {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.skills .label { margin-bottom: 40px; }

.skills__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 64px;
}

.skills__cat h4 {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--accent-bg);
  border: 1px solid var(--accent-border);
  padding: 5px 12px;
  border-radius: 4px;
}

/* ── Contact links ── */

.contact__links {
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.contact__links a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.contact__links a:hover { color: var(--accent); }

/* ── About ── */

.about {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.about__inner {
  max-width: 560px;
}

.about__inner p {
  font-size: 1rem;
  color: #444;
  line-height: 1.75;
  margin-bottom: 16px;
}
.about__inner p:last-child { margin-bottom: 0; }

/* ── Contact ── */

.contact {
  padding: 96px 48px;
  border-top: 1px solid var(--border);
}

.contact__email {
  display: inline-block;
  margin-top: 8px;
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  transition: opacity 0.2s;
}
.contact__email:hover { opacity: 0.5; }

/* ── Footer ── */

footer {
  padding: 24px 48px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--muted);
}

/* ════════════════════════════════
   Animations
   ════════════════════════════════ */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

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

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(109,40,217,.28); }
  70%  { box-shadow: 0 0 0 8px rgba(109,40,217,0); }
  100% { box-shadow: 0 0 0 0 rgba(109,40,217,0); }
}

/* Hero glow */
.hero {
  background: radial-gradient(ellipse at -5% 80%, rgba(109,40,217,.07) 0%, transparent 55%);
}

/* Hero gradient text */
.hero h1 {
  background: linear-gradient(135deg, var(--text) 20%, var(--accent) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* Hero entrance */
.hero__label   { animation: fadeUp .45s ease both; }
.hero h1       { animation: fadeUp .45s .1s ease both; }
.hero__sub     { animation: fadeUp .45s .2s ease both; }
.hero__actions { animation: fadeUp .45s .3s ease both; }

/* Badge pulse */
.hero__badge { animation: pulse-ring 3s ease 1.2s infinite; }

/* Blinking cursor */
.cursor {
  display: inline-block;
  width: 3px;
  height: .72em;
  background: var(--accent);
  margin-left: 4px;
  vertical-align: middle;
  border-radius: 1px;
  animation: blink 1s step-end infinite;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* Project hover — inset left accent */
.project {
  transition: background .2s, box-shadow .2s;
}
.project:hover {
  background: var(--hover-bg);
  box-shadow: inset 3px 0 0 var(--accent);
}

/* Skill tag hover glow */
.skill-tag {
  transition: background .18s, box-shadow .18s;
  cursor: default;
}
.skill-tag:hover {
  background: var(--skill-hover-bg);
  box-shadow: 0 0 0 1px var(--accent);
}

/* Theme toggle button */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 34px;
  height: 34px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  padding: 0;
  flex-shrink: 0;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-bg);
}
.icon-moon { display: block; }
.icon-sun  { display: none; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="dark"] .icon-sun  { display: block; }

/* Smooth theme transition */
.theme-transition * {
  transition: background-color 0.3s ease, color 0.3s ease,
              border-color 0.3s ease, box-shadow 0.3s ease !important;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .hero__label, .hero h1, .hero__sub, .hero__actions { animation: none !important; opacity: 1 !important; }
  .hero__badge { animation: none !important; }
  .cursor { animation: none !important; }
}

/* ── Responsive ── */

/* ── Tablette (max 900px) ── */
@media (max-width: 900px) {
  .skills__grid { grid-template-columns: 1fr 1fr; gap: 28px 40px; }
  .cert__grid { grid-template-columns: 1fr; }
  .cert__card--cond { grid-column: 1; }
}

/* ── Mobile (max 640px) ── */
@media (max-width: 640px) {

  /* Header */
  header {
    padding: 16px 20px;
    flex-wrap: wrap;
    gap: 12px;
  }
  nav {
    gap: 16px;
    flex-wrap: wrap;
  }
  nav a { font-size: 0.8rem; }

  /* Hero */
  .hero {
    padding: 56px 20px 48px;
  }
  .hero h1 { font-size: 2rem; }
  .hero__sub { font-size: 0.9rem; }
  .hero__actions { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Work */
  #work { padding: 0 20px 64px; }
  #work .label { padding: 0 0 20px; }
  .project__meta {
    flex-wrap: wrap;
    gap: 12px;
    padding: 20px 0;
  }
  .project__meta > span:first-child { display: none; }
  .project__tags {
    margin-left: 0;
    width: 100%;
    justify-content: flex-start;
  }

  /* Panel */
  .panel { width: 100%; }

  /* Experience */
  .experience { padding: 56px 20px; }
  .exp__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .exp__date { margin-left: 0; }

  /* Formations */
  .formations { padding: 56px 20px; }
  .edu__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .edu__date { margin-left: 0; }

  /* Compétences */
  .skills { padding: 56px 20px; }
  .skills__grid { grid-template-columns: 1fr; gap: 24px; }

  /* Certifications */
  .cert__grid { grid-template-columns: 1fr; }
  .cert__card--cond { grid-column: 1; }
  .cert__detail-item { flex-direction: column; align-items: flex-start; gap: 4px; }

  /* About */
  .about { padding: 56px 20px; }

  /* Contact */
  .contact { padding: 56px 20px; }
  .contact__email { font-size: 1.3rem; }
  .contact__links { flex-wrap: wrap; gap: 8px; }

  /* Section label padding */
  .section-label { padding: 0 20px 20px; }

  /* Year cert */
  .year__cert { flex-wrap: wrap; }

  /* Footer */
  footer { padding: 20px; }
}