/*
 * style.css — jeanbaptistemarchal.dev
 * Vanilla CSS, sans dépendance.
 * Design sobre, austère, responsive et imprimable.
 */

:root {
  color-scheme: light;
  --page-bg: #f4f4f1;
  --surface: #ffffff;
  --surface-muted: #ecece7;
  --text: #20211f;
  --text-soft: #5b5d58;
  --border: #d4d5cf;
  --border-strong: #a9aba4;
  --accent: #38464d;
  --accent-hover: #202d33;
  --focus: #6b7d86;

  --font-sans:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  --font-mono:
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Monaco,
    Consolas,
    "Liberation Mono",
    monospace;

  --container: 70rem;
  --reading-width: 48rem;

  --space-1: 0.35rem;
  --space-2: 0.65rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.25rem;
  --space-6: 3.5rem;

  --radius: 0.2rem;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.05);
}

/* Reset minimal */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent);
  outline-offset: 3px;
}

p,
ul,
ol,
dl {
  margin-top: 0;
}

ul,
ol {
  padding-left: 1.25rem;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--text);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  margin-bottom: var(--space-3);
  font-size: clamp(2.4rem, 7vw, 5.5rem);
}

h2 {
  margin-bottom: var(--space-4);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
}

h3 {
  margin-bottom: var(--space-2);
  font-size: 1.15rem;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

address {
  font-style: normal;
}

/* Mise en page générale */

.container {
  width: min(calc(100% - 2rem), var(--container));
  margin-inline: auto;
}

main > section {
  padding-block: var(--space-6);
  border-top: 1px solid var(--border);
}

main > section:first-child {
  border-top: 0;
}

.stack > * + * {
  margin-top: var(--space-4);
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 1000;
  padding: 0.6rem 0.8rem;
  background: var(--text);
  color: var(--surface);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

/* En-tête */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--page-bg) 92%, transparent);
  backdrop-filter: blur(10px);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 4rem;
}

.site-name {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.01em;
}

.site-name a {
  color: var(--text);
  text-decoration: none;
}

.site-header nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.site-header nav a {
  color: var(--text-soft);
  font-size: 0.95rem;
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--text);
}

/* Hero */

.hero {
  min-height: min(72vh, 44rem);
  display: grid;
  align-items: center;
}

.eyebrow {
  margin-bottom: var(--space-3);
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.headline {
  max-width: var(--reading-width);
  margin-bottom: var(--space-3);
  color: var(--text-soft);
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
}

.lead {
  max-width: var(--reading-width);
  margin-bottom: var(--space-5);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-weight: 650;
  text-decoration: none;
  transition:
    background-color 140ms ease,
    border-color 140ms ease,
    color 140ms ease;
}

.button:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: #fff;
}

.button-secondary {
  background: transparent;
  color: var(--accent);
}

.button-secondary:hover {
  background: var(--surface-muted);
  color: var(--accent-hover);
}

.identity-metadata {
  display: grid;
  max-width: var(--reading-width);
  border-top: 1px solid var(--border);
}

.identity-metadata > div {
  display: grid;
  grid-template-columns: minmax(7rem, 0.35fr) 1fr;
  gap: var(--space-3);
  padding-block: 0.85rem;
  border-bottom: 1px solid var(--border);
}

.identity-metadata dt {
  color: var(--text-soft);
  font-size: 0.9rem;
  font-weight: 650;
}

.identity-metadata dd {
  margin: 0;
}

/* Cartes et listes */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: var(--space-3);
  padding: 0;
  margin: 0;
  list-style: none;
}

.card {
  height: 100%;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.card > :last-child {
  margin-bottom: 0;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0;
  margin-bottom: 0;
  list-style: none;
}

.tag-list li {
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-muted);
  color: var(--text-soft);
  font-size: 0.82rem;
}

.tag-list a {
  color: inherit;
  text-decoration: none;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: 0;
  margin: 0;
  list-style: none;
}

/* Niveaux */

meter {
  width: min(100%, 12rem);
  height: 0.65rem;
  border: 0;
  background: var(--surface-muted);
}

meter::-webkit-meter-bar {
  border: 0;
  border-radius: 0;
  background: var(--surface-muted);
}

meter::-webkit-meter-optimum-value {
  background: var(--accent);
}

meter::-moz-meter-bar {
  background: var(--accent);
}

/* CV */

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

.cv > section {
  padding-block: var(--space-5);
  border-top: 1px solid var(--border);
}

.cv-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(14rem, 0.35fr);
  gap: var(--space-6);
  align-items: start;
  padding-bottom: var(--space-6);
}

.cv-header h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
}

.cv-contact {
  padding: var(--space-4);
  border-left: 2px solid var(--border-strong);
}

.cv-contact p {
  margin-bottom: var(--space-2);
}

.timeline {
  display: grid;
  gap: var(--space-5);
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(13rem, 0.35fr) minmax(0, 1fr);
  gap: var(--space-4);
  align-items: start;
}

.timeline-item > header {
  position: sticky;
  top: 5.5rem;
}

.timeline-item > header p {
  margin-bottom: var(--space-1);
  color: var(--text-soft);
}

.timeline-item > p,
.timeline-item > ul {
  grid-column: 2;
}

.dates {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.skills-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: var(--space-3);
}

.skill {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--border);
}

.skill p:last-child {
  margin-bottom: 0;
}

#langues dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-3);
}

#langues dl > div {
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

#langues dt {
  font-weight: 650;
}

#langues dd {
  margin: 0;
  color: var(--text-soft);
}

/* Pied de page */

.site-footer {
  padding-block: var(--space-5);
  border-top: 1px solid var(--border);
  background: var(--surface-muted);
  color: var(--text-soft);
  font-size: 0.92rem;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
}

.site-footer p {
  margin: 0;
}

/* Responsive */

@media (max-width: 52rem) {
  .site-header {
    position: static;
  }

  .site-header .container {
    align-items: flex-start;
    flex-direction: column;
    padding-block: var(--space-3);
  }

  .hero {
    min-height: auto;
  }

  .identity-metadata > div,
  .cv-header,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .timeline-item > header {
    position: static;
  }

  .timeline-item > p,
  .timeline-item > ul {
    grid-column: 1;
  }

  .cv-contact {
    padding: var(--space-3) 0 0;
    border-top: 1px solid var(--border);
    border-left: 0;
  }
}

@media (max-width: 34rem) {
  :root {
    --space-6: 2.5rem;
  }

  .container {
    width: min(calc(100% - 1.25rem), var(--container));
  }

  h1 {
    font-size: clamp(2.2rem, 14vw, 3.5rem);
  }

  .site-header nav ul {
    gap: 0.3rem 0.75rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .identity-metadata > div {
    gap: var(--space-1);
  }
}

/* Préférences utilisateur */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Impression */

@media print {
  :root {
    --page-bg: #fff;
    --surface: #fff;
    --surface-muted: #fff;
    --text: #000;
    --text-soft: #333;
    --border: #bbb;
    --border-strong: #777;
    --accent: #000;
  }

  @page {
    size: A4;
    margin: 16mm;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 10.5pt;
    line-height: 1.45;
  }

  .no-print,
  .skip-link,
  .hero-actions {
    display: none !important;
  }

  .container,
  .cv {
    width: 100%;
    max-width: none;
    padding: 0;
    margin: 0;
  }

  .cv-header {
    grid-template-columns: 1fr 0.38fr;
    gap: 12mm;
    padding-bottom: 8mm;
  }

  .cv-header h1 {
    font-size: 28pt;
  }

  .cv > section {
    padding-block: 6mm;
    break-inside: avoid;
  }

  .timeline {
    gap: 6mm;
  }

  .timeline-item {
    grid-template-columns: 0.35fr 1fr;
    gap: 6mm;
    break-inside: avoid;
  }

  .timeline-item > header {
    position: static;
  }

  .card,
  .skill {
    box-shadow: none;
    break-inside: avoid;
  }

  a {
    color: #000;
    text-decoration: none;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    overflow-wrap: anywhere;
  }

  .tag-list li {
    border-color: #aaa;
    background: #fff;
  }
}