/* ===========================
   Julien Grunberg — feuille de styles
   =========================== */

:root {
  --color-bg: #ffffff;
  --color-bg-soft: #faf8f4;
  --color-bg-muted: #f3efe6;
  --color-text: #1a1a1a;
  --color-text-soft: #5a5a5a;
  --color-text-muted: #8a8a8a;
  --color-border: #e8e2d6;
  --color-primary: #c49234;
  --color-primary-dark: #8f6622;
  --color-primary-soft: #faf6ec;
  --color-accent: #a67c3d;

  --font-display: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(20, 20, 30, 0.04), 0 1px 1px rgba(20, 20, 30, 0.02);
  --shadow-md: 0 8px 24px rgba(20, 20, 30, 0.06), 0 2px 6px rgba(20, 20, 30, 0.04);
  --shadow-lg: 0 24px 48px rgba(20, 20, 30, 0.08), 0 6px 16px rgba(20, 20, 30, 0.04);

  --max-width: 1280px;
  --sidebar-width: 360px;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
}

/* ===========================
   Reset / base
   =========================== */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover,
a:focus-visible {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  color: var(--color-text);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem); }
h2 { font-size: clamp(1.75rem, 2vw + 1rem, 2.5rem); }
h3 { font-size: clamp(1.25rem, 1vw + 1rem, 1.5rem); }

p { margin: 0 0 var(--space-4); }

/* ===========================
   Utilities
   =========================== */

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

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus { top: 1rem; color: #fff; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ===========================
   Layout — sidebar + main
   =========================== */

.layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  padding: var(--space-7) var(--space-6);
  background: var(--color-bg-soft);
  border-right: 1px solid var(--color-border);
}

.main {
  padding: var(--space-7) clamp(1rem, 4vw, 3rem);
  min-width: 0;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--color-border);
  }
}

/* ===========================
   Sidebar
   =========================== */

.profile {
  text-align: center;
}

.profile__avatar {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--space-5);
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  box-shadow: var(--shadow-md);
  display: grid;
  place-items: center;
  color: #fff;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
}

.profile__name {
  font-family: var(--font-display);
  font-size: 1.75rem;
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
}

.profile__role {
  font-size: 0.875rem;
  color: var(--color-text-soft);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-5);
}

.profile__role strong {
  color: var(--color-primary);
  font-weight: 600;
}

.profile__meta {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  display: grid;
  gap: var(--space-3);
  font-size: 0.875rem;
  text-align: left;
}

.profile__meta li {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: var(--space-3);
  align-items: start;
  color: var(--color-text-soft);
  word-break: break-word;
}

.profile__meta a { color: var(--color-text); }
.profile__meta a:hover { color: var(--color-primary); }

.profile__icon {
  color: var(--color-primary);
  font-size: 1rem;
  line-height: 1.5;
}

.profile__cta {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--color-primary);
  color: #fff !important;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  text-decoration: none !important;
  transition: background 0.2s ease, transform 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.profile__cta:hover,
.profile__cta:focus-visible {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

/* ===========================
   Site nav (in main)
   =========================== */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  margin-bottom: var(--space-6);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-nav__brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}
.site-nav__brand:hover { color: var(--color-primary); text-decoration: none; }

.site-nav__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
}

.site-nav__list a {
  display: inline-block;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-soft);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.site-nav__list a:hover,
.site-nav__list a:focus-visible,
.site-nav__list a[aria-current="page"] {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.site-nav__toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--color-text);
}

@media (max-width: 720px) {
  .site-nav__toggle { display: inline-flex; }
  .site-nav__list {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    padding: var(--space-3) 0;
    border-top: 1px solid var(--color-border);
  }
  .site-nav__list.is-open { display: flex; }
  .site-nav__list a { padding: 0.75rem 1rem; border-radius: 0; }
  .site-nav {
    flex-wrap: wrap;
  }
}

/* ===========================
   Hero
   =========================== */

.hero {
  padding: var(--space-7) 0 var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.hero__lead {
  font-size: 1.125rem;
  color: var(--color-text-soft);
  max-width: 60ch;
  margin-bottom: var(--space-5);
}

.hero__h1 {
  margin-bottom: var(--space-4);
}

.hero__h1 .rotator {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
  min-height: 1em;
}
.hero__h1 .rotator::after {
  content: "|";
  display: inline-block;
  margin-left: 2px;
  color: var(--color-primary);
  animation: blink 1s steps(2, end) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none !important;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff !important;
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text) !important;
  border-color: var(--color-border);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary) !important;
}

/* ===========================
   Section spacing
   =========================== */

.section {
  padding: var(--space-8) 0;
  border-bottom: 1px solid var(--color-border);
}
.section:last-of-type { border-bottom: 0; }

.section__intro {
  max-width: 70ch;
  color: var(--color-text-soft);
  font-size: 1.0625rem;
  margin-bottom: var(--space-6);
}

/* ===========================
   Skills / services
   =========================== */

.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}

.skill {
  padding: var(--space-5);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.skill:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.skill__icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  margin-bottom: var(--space-3);
}

.skill__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin: 0 0 var(--space-2);
}

.skill__text {
  font-size: 0.9375rem;
  color: var(--color-text-soft);
  margin: 0;
}

/* ===========================
   Experience timeline
   =========================== */

.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0.5rem;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding: 0 0 var(--space-6) var(--space-6);
}

.timeline__item::before {
  content: "";
  position: absolute;
  top: 0.5rem;
  left: 0;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-bg);
}

.timeline__date {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-2);
}

.timeline__role {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0 0 var(--space-1);
}

.timeline__org {
  font-weight: 500;
  color: var(--color-text-soft);
  margin: 0 0 var(--space-3);
  font-size: 0.95rem;
}

.timeline__desc {
  font-size: 0.95rem;
  color: var(--color-text-soft);
  margin: 0;
}

/* ===========================
   Articles grid
   =========================== */

.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}

.article-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  color: inherit;
}

.article-card:hover,
.article-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.article-card__link {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}

.article-card__link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.article-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--color-bg-muted), var(--color-bg-soft));
  overflow: hidden;
}

.article-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-card__media img {
  transform: scale(1.04);
}

.article-card__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-primary);
  opacity: 0.35;
}

.article-card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.article-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

.article-card__meta .dot {
  color: var(--color-border);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 0;
  color: var(--color-text);
  line-height: 1.3;
}

.article-card__excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-soft);
  margin: 0;
  flex: 1;
}

.article-card__readmore {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
  margin-top: var(--space-3);
}

/* ===========================
   Contact
   =========================== */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}

.contact-card {
  padding: var(--space-5);
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.contact-card__label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.contact-card__value {
  font-size: 1rem;
  color: var(--color-text);
  word-break: break-word;
}

/* ===========================
   Footer
   =========================== */

.footer {
  margin-top: var(--space-8);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
}

.footer a { color: var(--color-text-soft); }

/* ===========================
   Article page (single)
   =========================== */

.article {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-7) 0 var(--space-8);
}

.article__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-soft);
  margin-bottom: var(--space-5);
}

.article__back:hover { color: var(--color-primary); }

.article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.article__meta .tag {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
}

.article__title {
  font-size: clamp(2rem, 3vw + 1rem, 3rem);
  margin-bottom: var(--space-4);
}

.article__lede {
  font-size: 1.25rem;
  line-height: 1.55;
  color: var(--color-text-soft);
  margin-bottom: var(--space-6);
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
}

.article__cover {
  margin: 0 0 var(--space-6);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
}

.article__cover figcaption {
  padding: var(--space-3) var(--space-4);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.article__body {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text);
}

.article__body p { margin: 0 0 var(--space-5); }

.article__body p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.75rem;
  font-weight: 700;
  color: var(--color-primary);
  float: left;
  line-height: 0.9;
  padding-right: 0.5rem;
  padding-top: 0.25rem;
}

.article__body h2,
.article__body h3 {
  margin-top: var(--space-6);
}

.article__body blockquote {
  margin: var(--space-6) 0;
  padding: var(--space-4) var(--space-5);
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-soft);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--color-text);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article__signature {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.article__scan {
  margin-top: var(--space-6);
  padding: var(--space-5);
  background: var(--color-primary-soft);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.article__scan p {
  margin: 0 0 var(--space-3);
  font-size: 0.95rem;
  color: var(--color-text);
}
.article__scan-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.article-card__badge {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  margin-left: auto;
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.article-card__badge:hover,
.article-card__badge:focus-visible {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

.article-card__badge:focus-visible {
  outline: 2px solid var(--color-primary-dark);
  outline-offset: 2px;
}

/* ===========================
   Reveal-on-scroll animation
   =========================== */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ===========================
   Print
   =========================== */

@media print {
  .sidebar, .site-nav, .footer, .hero__ctas, .article__back { display: none !important; }
  .layout { display: block; }
  .main { padding: 0; }
  a { color: inherit; text-decoration: underline; }
}