/* ═══════════════════════════════════════════════════════
   ALLAN THÉRÉSINE — PORTFOLIO 2026
   Design : éditorial moderne · ivoire & encre · accent or
═══════════════════════════════════════════════════════ */

:root {
  /* Palette */
  --ivoire:     #f4f0e8;
  --ivoire-2:   #ebe5d8;
  --encre:      #0e0e0e;
  --encre-2:    #1a1a1a;
  --encre-3:    #2a2a2a;
  --or:         #b8923d;
  --or-clair:   #d4ad58;
  --texte:      #2a2620;
  --texte-doux: #6b6358;
  --ligne:      rgba(14,14,14,0.08);
  --ligne-2:    rgba(14,14,14,0.16);

  /* Polices */
  --serif:  'Fraunces', Georgia, serif;
  --sans:   'Inter', system-ui, sans-serif;
  --mono:   'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --max:    1440px;
  --pad:    clamp(24px, 4vw, 64px);
  --tr:     0.5s cubic-bezier(0.65, 0, 0.35, 1);
  --tr-fast: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ── */
* { margin: 0; padding: 0; box-sizing: border-box; }
*::selection { background: var(--encre); color: var(--ivoire); }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--ivoire);
  color: var(--texte);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Grain overlay subtil */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.4;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.06 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
img { max-width: 100%; display: block; }

/* ═══════════════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 40px;
  padding: 24px var(--pad);
  background: rgba(244, 240, 232, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--tr-fast), padding var(--tr-fast);
}
.header.scrolled {
  border-bottom-color: var(--ligne);
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--serif);
}
.logo-mark {
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--encre);
  position: relative;
}
.logo-mark::after {
  content: '';
  position: absolute;
  inset: -6px -8px;
  border: 1px solid var(--encre);
  border-radius: 50%;
}
.logo-text {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-doux);
}

.nav {
  display: flex;
  justify-content: center;
  gap: 4px;
}
.nav-link {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 10px 16px;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--texte);
  border-radius: 100px;
  transition: background var(--tr-fast), color var(--tr-fast);
  position: relative;
}
.nav-link span {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--texte-doux);
  letter-spacing: 0;
}
.nav-link:hover {
  background: var(--encre);
  color: var(--ivoire);
}
.nav-link:hover span { color: var(--or-clair); }
.nav-link.active {
  background: var(--encre);
  color: var(--ivoire);
}
.nav-link.active span { color: var(--or-clair); }

.header-meta { justify-self: end; }
.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--texte-doux);
}
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4ea861;
  box-shadow: 0 0 0 3px rgba(78,168,97,0.2);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(78,168,97,0.2); }
  50% { box-shadow: 0 0 0 6px rgba(78,168,97,0); }
}

/* ═══════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════ */
.hero {
  padding: 140px var(--pad) 0;
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 200px 1fr 280px;
  gap: 60px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--ligne);
}

.hero-meta {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 12px;
}
.meta-item { display: flex; flex-direction: column; gap: 6px; }
.meta-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-doux);
}
.meta-value {
  font-family: var(--serif);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--encre);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-doux);
  margin-bottom: 32px;
}
.line {
  display: inline-block;
  width: 40px; height: 1px;
  background: var(--encre);
}

.hero-title {
  font-family: var(--serif);
  font-size: clamp(3rem, 9vw, 8.5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--encre);
  margin-bottom: 40px;
}
.hero-title .word {
  display: inline-block;
  position: relative;
  overflow: hidden;
  padding-right: 0.15em;
}
.hero-title .italic {
  font-style: italic;
  font-weight: 300;
  font-variation-settings: "opsz" 144;
}
.hero-title .accent {
  color: var(--or);
  font-weight: 500;
}
.hero-title .punct { color: var(--encre); font-style: normal; }

.hero-lead {
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--texte);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: background var(--tr-fast), color var(--tr-fast), border-color var(--tr-fast), transform var(--tr-fast);
}
.btn-primary {
  background: var(--encre);
  color: var(--ivoire);
}
.btn-primary:hover {
  background: var(--or);
  color: var(--encre);
  transform: translateY(-2px);
}
.btn-primary svg { transition: transform var(--tr-fast); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-ghost {
  background: transparent;
  color: var(--encre);
  border-color: var(--ligne-2);
}
.btn-ghost:hover {
  background: var(--encre);
  color: var(--ivoire);
  border-color: var(--encre);
}

/* Aside */
.hero-side {
  display: flex;
  align-items: flex-start;
  padding-top: 12px;
}
.side-card {
  width: 100%;
  padding: 24px;
  border: 1px solid var(--ligne-2);
  border-radius: 8px;
  background: rgba(255,255,255,0.4);
}
.side-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-doux);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ligne);
}
.side-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.side-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.82rem;
}
.side-list code {
  font-family: var(--mono);
  font-weight: 500;
  color: var(--or);
  font-size: 0.78rem;
  background: rgba(184,146,61,0.08);
  padding: 2px 8px;
  border-radius: 4px;
}
.side-list span {
  color: var(--texte-doux);
  font-size: 0.8rem;
}

/* Marquee */
.hero-marquee {
  margin-top: 60px;
  margin-bottom: 100px;
  overflow: hidden;
  border-top: 1px solid var(--ligne);
  border-bottom: 1px solid var(--ligne);
  padding: 24px 0;
}
.marquee-track {
  display: inline-flex;
  gap: 48px;
  white-space: nowrap;
  animation: marquee 40s linear infinite;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-style: italic;
  font-weight: 400;
  color: var(--encre);
}
.marquee-track span:nth-child(odd) { color: var(--encre); }
.marquee-track span:nth-child(even) { color: var(--or); font-style: normal; font-family: var(--mono); font-size: 1rem; align-self: center; }
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════════════════
   SECTIONS
═══════════════════════════════════════════════════════ */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 32px;
}
.section-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--or);
}
.section-tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--texte-doux);
}
.section-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--encre);
  margin-bottom: 60px;
}

/* ── À PROPOS ── */
.about {
  padding: 100px var(--pad);
  max-width: var(--max);
  margin: 0 auto;
}
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: start;
}
.big-text {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--encre);
  font-weight: 400;
}
.big-text em {
  color: var(--or);
  font-style: italic;
  font-weight: 500;
}
.about-details {
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding-top: 12px;
}
.detail {
  padding-top: 20px;
  border-top: 1px solid var(--ligne);
}
.detail-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 10px;
}
.detail p {
  font-size: 0.95rem;
  color: var(--texte);
  line-height: 1.65;
}

/* ── COMPÉTENCES ── */
.skills {
  padding: 100px var(--pad);
  max-width: var(--max);
  margin: 0 auto;
  background:
    linear-gradient(to bottom, transparent 0%, rgba(184,146,61,0.03) 50%, transparent 100%);
}
.skills-table {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--ligne-2);
}
.skill-row {
  display: grid;
  grid-template-columns: 60px 1.5fr 1fr 2fr 60px;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--ligne);
  transition: padding-left var(--tr-fast);
}
.skill-row:hover {
  padding-left: 16px;
  background: linear-gradient(to right, rgba(184,146,61,0.04), transparent);
}
.skill-id {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--or);
}
.skill-name {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--encre);
  letter-spacing: -0.01em;
}
.skill-level {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--texte-doux);
}
.skill-bar {
  height: 2px;
  background: var(--ligne);
  position: relative;
  border-radius: 1px;
  overflow: hidden;
}
.skill-fill {
  position: absolute;
  inset: 0;
  width: var(--w);
  background: linear-gradient(to right, var(--encre), var(--or));
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.4s cubic-bezier(0.65, 0, 0.35, 1);
}
.skill-row.in-view .skill-fill { transform: scaleX(1); }
.skill-pct {
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--encre);
  text-align: right;
}

/* ── PROJETS PHARES ── */
.featured {
  padding: 100px var(--pad);
  max-width: var(--max);
  margin: 0 auto;
}
.featured-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 80px;
}
.feat-item {
  display: grid;
  grid-template-columns: 60px 200px 1fr 200px;
  gap: 32px;
  align-items: start;
  padding: 48px 0;
  border-top: 1px solid var(--ligne);
  transition: padding-left var(--tr-fast);
  position: relative;
}
.feat-item:last-child { border-bottom: 1px solid var(--ligne); }
.feat-item:hover { padding-left: 24px; }
.feat-num {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--or);
  padding-top: 8px;
}
.feat-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 8px;
}
.feat-year {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--encre);
}
.feat-cat {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--texte-doux);
}
.feat-title {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--encre);
  margin-bottom: 14px;
  transition: color var(--tr-fast);
}
.feat-item:hover .feat-title { color: var(--or); }
.feat-desc {
  font-size: 0.95rem;
  color: var(--texte);
  line-height: 1.65;
  max-width: 520px;
  margin-bottom: 16px;
}
.feat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.feat-tags span {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border: 1px solid var(--ligne-2);
  border-radius: 100px;
  color: var(--texte-doux);
}
.feat-link {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--encre);
  padding-top: 8px;
  align-self: end;
  position: relative;
  transition: color var(--tr-fast), letter-spacing var(--tr-fast);
}
.feat-item:hover .feat-link {
  color: var(--or);
  letter-spacing: 0.1em;
}

.big-link {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 400;
  font-style: italic;
  color: var(--encre);
  margin-top: 40px;
  transition: gap var(--tr-fast), color var(--tr-fast);
}
.big-link:hover {
  gap: 40px;
  color: var(--or);
}
.big-link svg { transition: transform var(--tr-fast); }
.big-link:hover svg { transform: rotate(-12deg); }

/* ── CTA ── */
.cta {
  padding: 120px var(--pad);
  background: var(--encre);
  color: var(--ivoire);
  margin-top: 60px;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 70% 50%, rgba(184,146,61,0.12), transparent);
}
.cta-inner {
  max-width: var(--max);
  margin: 0 auto;
  position: relative;
  text-align: center;
}
.cta-eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or-clair);
  margin-bottom: 32px;
}
.cta-title {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}
.cta-title em {
  font-style: italic;
  color: var(--or-clair);
  font-weight: 500;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 22px 40px;
  background: var(--ivoire);
  color: var(--encre);
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 100px;
  transition: transform var(--tr-fast), background var(--tr-fast);
}
.cta-btn:hover {
  background: var(--or);
  transform: translateY(-3px);
}
.cta-btn svg { transition: transform var(--tr-fast); }
.cta-btn:hover svg { transform: translateX(6px); }

/* ═══════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════ */
.footer {
  background: var(--encre);
  color: var(--ivoire);
  padding: 80px var(--pad) 32px;
}
.footer-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(244,240,232,0.1);
}
.foot-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.foot-mark {
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--or-clair);
  margin-bottom: 16px;
}
.foot-name {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
}
.foot-role {
  font-size: 0.85rem;
  color: rgba(244,240,232,0.6);
}
.foot-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--or-clair);
  margin-bottom: 8px;
}
.foot-col a {
  font-size: 0.9rem;
  color: rgba(244,240,232,0.7);
  transition: color var(--tr-fast), padding-left var(--tr-fast);
}
.foot-col a:hover {
  color: var(--or-clair);
  padding-left: 6px;
}
.footer-bottom {
  max-width: var(--max);
  margin: 32px auto 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: rgba(244,240,232,0.5);
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-meta { flex-direction: row; flex-wrap: wrap; gap: 24px; }
  .hero-side { padding-top: 0; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .feat-item { grid-template-columns: 40px 1fr; }
  .feat-meta, .feat-link { grid-column: 2; }
  .skill-row { grid-template-columns: 40px 1fr 80px; }
  .skill-level, .skill-bar { display: none; }
}

@media (max-width: 900px) {
  .header { grid-template-columns: 1fr auto; }
  .nav { display: none; }
  .header-meta { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 600px) {
  .hero { padding-top: 100px; }
  .hero-title { font-size: 3rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .feat-item { padding: 32px 0; }
}