/* ==========================================================
   ERICK MORMIN — style.css
   Auteur : Erick Mormin
   Version : 2.0 — Refonte éditoriale 2026
   ========================================================== */

/* ── VARIABLES ─────────────────────────────────────────── */
:root {
  --ink:        #0F172A;
  --ink-mid:    #1E2D45;
  --ink-deep:   #111827;
  --cream:      #F5F0E8;
  --muted:      #8B9BB4;
  --teal:       #0EA5A4;
  --teal-dark:  #0d9190;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-mono:  'DM Mono', 'Courier New', monospace;
  --font-body:  'Inter', system-ui, sans-serif;

  --pad-x: 8%;
  --pad-section: 7rem var(--pad-x);
  --max-w: 1100px;
  --radius: 0;
}

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

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

/* ── BASE ──────────────────────────────────────────────── */
body {
  background-color: var(--ink);
  color: var(--cream);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ── SKIP NAV (accessibilité) ──────────────────────────── */
.skip-nav {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--teal);
  color: var(--ink);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-nav:focus {
  top: 1rem;
}

/* ── UTILITAIRES ───────────────────────────────────────── */
.u-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.u-label::after {
  content: '';
  display: block;
  width: 48px;
  height: 1px;
  background: var(--teal);
  opacity: 0.4;
  flex-shrink: 0;
}

.u-sep {
  width: 36px;
  height: 1px;
  background: var(--teal);
  margin: 2rem 0;
}

/* ── SCROLL REVEAL ─────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── NAVIGATION ────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.4rem var(--pad-x);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 155, 180, 0.08);
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--cream);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--teal);
}

/* ── HERO ──────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  position: relative;
  padding-top: 5rem;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* Ligne de séparation bas */
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  z-index: 3;
}

/* ── PHOTO pleine largeur en fond ─── */
.hero__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__photo-frame {
  width: 100%;
  height: 100%;
  opacity: 0;
  animation: fadeIn 1.2s 0.3s ease forwards;
}

.hero__photo {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  /* Centre l'image : montre le visage à gauche, les livres à droite */
  object-position: center center;
  filter: saturate(0.82) brightness(0.88) contrast(1.02);
}

/* ── DÉGRADÉ : lisibilité du texte ─── */
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to right,
    rgba(15, 23, 42, 0.96) 0%,
    rgba(15, 23, 42, 0.75) 30%,
    rgba(15, 23, 42, 0.15) 55%,
    rgba(15, 23, 42, 0.0) 100%
  );
}

/* ── CONTENU TEXTE au premier plan ─── */
.hero__content {
  position: relative;
  z-index: 2;
  width: 58%;
  padding: 4rem var(--pad-x) 5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.7s 0.5s ease forwards;
}

.hero__name {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 6.5vw, 5.8rem);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--cream);
  opacity: 0;
  animation: fadeUp 0.7s 0.7s ease forwards;
}

.hero__name em {
  font-style: italic;
  color: var(--teal);
}

.hero__tagline {
  margin-top: 2rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.7;
  max-width: 400px;
  opacity: 0;
  animation: fadeUp 0.7s 0.9s ease forwards;
}

.hero__roles {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  line-height: 2.4;
  opacity: 0;
  animation: fadeUp 0.7s 1.1s ease forwards;
}

.hero__roles li::before {
  content: '→ ';
  color: var(--teal);
}

/* ── SECTION BASE ──────────────────────────────────────── */
.section {
  padding: var(--pad-section);
  max-width: none;
}

.section--alt {
  background-color: var(--ink-mid);
}

.section--deep {
  background-color: var(--ink-deep);
}

.section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ── APPROCHE ──────────────────────────────────────────── */
.approche__title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 300;
  font-style: italic;
  color: var(--cream);
  margin-bottom: 3.5rem;
  line-height: 1.15;
  max-width: 700px;
}

.approche__body {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 300;
  line-height: 2;
  color: var(--cream);
  max-width: 680px;
}

.approche__body p {
  margin-bottom: 1.6rem;
}

.approche__body strong {
  font-weight: 600;
  color: var(--teal);
  font-style: normal;
}

.approche__body em {
  color: var(--muted);
}

.approche__signature {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(14, 165, 164, 0.18);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
}

/* ── EXPERTISE ─────────────────────────────────────────── */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 2px;
  margin-top: 0;
}

.expertise-card {
  padding: 2.8rem 2.4rem;
  border: 1px solid rgba(139, 155, 180, 0.1);
  position: relative;
  overflow: hidden;
  transition: border-color 0.35s, background 0.35s;
}

.expertise-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s;
}

.expertise-card:hover {
  background: rgba(14, 165, 164, 0.04);
  border-color: rgba(14, 165, 164, 0.28);
}

.expertise-card:hover::after {
  transform: scaleX(1);
}

.expertise-card__num {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--teal);
  margin-bottom: 1.6rem;
}

.expertise-card__title {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 300;
  color: var(--cream);
  margin-bottom: 1rem;
  line-height: 1.25;
}

.expertise-card__desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.8;
}

/* ── PUBLICATIONS ──────────────────────────────────────── */
.pub-category {
  margin-bottom: 4rem;
}

.pub-category__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  font-style: italic;
  color: var(--muted);
  margin-bottom: 1.8rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(139, 155, 180, 0.1);
}

.pub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.book-card {
  padding: 1.8rem 2rem;
  border: 1px solid rgba(139, 155, 180, 0.1);
  position: relative;
  transition: border-color 0.3s, background 0.3s;
}

.book-card:hover {
  background: rgba(14, 165, 164, 0.04);
  border-color: rgba(14, 165, 164, 0.22);
}

.book-card--featured {
  border-color: rgba(14, 165, 164, 0.28);
}

.book-card__genre {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.8rem;
}

.book-card__title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--cream);
  line-height: 1.35;
  margin-bottom: 0.8rem;
}

.book-card__desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.72;
  margin-bottom: 1rem;
}

.book-card__amazon-link {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  color: var(--teal);
  text-decoration: none;
  transition: letter-spacing 0.2s;
}

.book-card__amazon-link:hover {
  letter-spacing: 0.18em;
}

.book-card__isbn {
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.1em;
  color: rgba(139, 155, 180, 0.38);
}

.book-card__motto {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--teal);
  opacity: 0.72;
  margin-top: 0.6rem;
}

.pub-cta {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(139, 155, 180, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.pub-cta__text {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--muted);
}

.pub-cta__btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--teal);
  padding: 0.85rem 2rem;
  transition: background 0.2s, transform 0.2s;
}

.pub-cta__btn:hover,
.pub-cta__btn:focus {
  background: var(--teal-dark);
  transform: translateX(3px);
}

/* ── PROJETS ───────────────────────────────────────────── */
.projets-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.projet-card {
  display: block;
  padding: 3rem 2.8rem;
  border: 1px solid rgba(139, 155, 180, 0.1);
  position: relative;
  transition: border-color 0.3s, background 0.3s;
}

.projet-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--teal);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.3s;
}

.projet-card:hover,
.projet-card:focus {
  background: rgba(14, 165, 164, 0.04);
  border-color: rgba(14, 165, 164, 0.28);
  outline: none;
}

.projet-card:hover::before,
.projet-card:focus::before {
  transform: scaleY(1);
}

.projet-card__type {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
}

.projet-card__name {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--cream);
  margin-bottom: 0.8rem;
  line-height: 1.2;
}

.projet-card__desc {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.78;
  margin-bottom: 1.5rem;
}

.projet-card__link {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal);
  transition: letter-spacing 0.2s;
}

.projet-card:hover .projet-card__link {
  letter-spacing: 0.26em;
}

/* ── FOOTER ────────────────────────────────────────────── */
.site-footer {
  padding: 4rem var(--pad-x);
  border-top: 1px solid rgba(139, 155, 180, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer__sig {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 300;
  color: var(--cream);
}

.footer__sig small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 0.35rem;
}

.footer__nav {
  display: flex;
  gap: 2.2rem;
  flex-wrap: wrap;
}

.footer__nav a {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer__nav a::before {
  content: '→';
  color: var(--teal);
}

.footer__nav a:hover,
.footer__nav a:focus {
  color: var(--teal);
}

.footer__copy {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.54rem;
  letter-spacing: 0.15em;
  color: rgba(139, 155, 180, 0.3);
  text-align: right;
}

/* ── ANIMATIONS ────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero__content {
    width: 100%;
    padding: 5rem var(--pad-x) 4rem;
  }

  .hero__overlay {
    background: linear-gradient(
      to bottom,
      rgba(15, 23, 42, 0.85) 0%,
      rgba(15, 23, 42, 0.6) 60%,
      rgba(15, 23, 42, 0.85) 100%
    );
  }

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

  .nav-links {
    display: none;
  }
}

@media (max-width: 640px) {
  :root {
    --pad-x: 6%;
    --pad-section: 5rem 6%;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__copy {
    text-align: left;
  }

  .pub-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}