/* Aionverse — Landing Master */
/* DA: charbon #0a0a0c / off-white #f4f1ea / or #d4a85b / cyan #88c1d4 */
/* Cormorant Garamond + Inter — statement style */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,500;0,700;1,300;1,500&family=Inter:wght@300;400;600&display=swap');

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

:root {
  --bg:        #0a0a0c;
  --bg-lift:   #0f0f12;
  --bg-card:   #13131a;
  --text:      #f4f1ea;
  --text-dim:  #9e9b94;
  --or:        #d4a85b;
  --or-dim:    rgba(212, 168, 91, 0.15);
  --or-border: rgba(212, 168, 91, 0.25);
  --cyan:      #88c1d4;
  --cyan-dim:  rgba(136, 193, 212, 0.12);
  --border:    rgba(244, 241, 234, 0.08);

  --font-title: 'Cormorant Garamond', Georgia, serif;
  --font-body:  'Inter', system-ui, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;
  --space-2xl: 10rem;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-pill: 50px;

  --transition: 0.35s cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ─── Typography ─── */
h1, h2, h3, h4 {
  font-family: var(--font-title);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(3.5rem, 9vw, 8rem); font-weight: 300; }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
p  { max-width: 65ch; }
a  { color: inherit; text-decoration: none; }

/* ─── Layout Helpers ─── */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section { padding: var(--space-2xl) 0; }

/* ─── Nav glassmorphism ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 12, 0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.nav-logo {
  font-family: var(--font-title);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: small-caps;
  color: var(--text);
}

.nav-logo span { color: var(--or); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color var(--transition);
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  color: var(--or);
  border: 1px solid var(--or-border);
}

.btn-ghost:hover {
  background: var(--or-dim);
  border-color: var(--or);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(212, 168, 91, 0.2);
}

/* ─── Overline utility ─── */
.overline {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 1rem;
}

/* ─── Statement headline ─── */
.statement {
  font-family: var(--font-title);
  font-weight: 300;
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
  color: var(--text);
}

.statement em, .statement strong {
  color: var(--or);
  font-style: italic;
  font-weight: 500;
}

/* ─── Scroll reveal base ─── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
}

/* ─── Divider ─── */
.divider-or {
  width: 48px;
  height: 1px;
  background: var(--or);
  margin: var(--space-md) auto;
  opacity: 0.5;
}

/* ─── S2 HERO — fullscreen cinéma ─── */
/* ─── Hero — image PNG centrée dans le viewport, texte overlay moitié gauche ─── */
.hero {
  position: relative;
  min-height: 55vh;
  display: block;
  padding-top: 0;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%; left: -10%;
  width: 60%; height: 80%;
  background: radial-gradient(ellipse at 30% 40%, rgba(212,168,91,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  padding: var(--space-lg) var(--space-md) var(--space-lg) var(--space-lg);
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 1.25rem;
  max-width: 56%;
  min-height: 55vh;
  text-align: left;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: translateX(10vw) scale(1.10);
  transform-origin: center top;
  will-change: transform;
  backface-visibility: hidden;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.hero-img.loaded { opacity: 1; }

.hero-img-fallback {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 40%, rgba(212, 168, 91, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 60%, rgba(136, 193, 212, 0.10) 0%, transparent 60%),
    linear-gradient(180deg, #0a0a0c 0%, #050507 100%);
}

/* Fade côté gauche pour lisibilité texte (image décalée +10vw, sujet à ~60% viewport) */
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--bg) 0%, rgba(10,10,12,0.7) 35%, transparent 58%);
  pointer-events: none;
}

@media (max-width: 1024px) {
  .hero-content { max-width: 60%; }
}

/* Responsive — image en arrière-plan derrière le texte (Jean : "image complète claire, lisible") */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: 55vh;
    padding-top: 0;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    height: 100%;
    z-index: 0;
    grid-column: 1 / -1;
    grid-row: 1 / -1;
  }
  .hero-bg-overlay {
    background: linear-gradient(180deg, rgba(10,10,12,0.55) 0%, rgba(10,10,12,0.85) 60%, rgba(10,10,12,0.95) 100%);
  }
  .hero-content {
    position: relative;
    z-index: 1;
    padding: var(--space-lg) var(--space-md);
    grid-column: 1 / -1;
    grid-row: 1 / -1;
    justify-content: center;
    align-items: flex-start;
    text-align: left;
    text-shadow: 0 2px 16px rgba(0,0,0,0.7);
  }
}

.hero-tagline {
  font-family: var(--font-title);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  color: var(--text);
  line-height: 1.5;
  letter-spacing: 0.005em;
  margin: 0;
  max-width: 36ch;
  opacity: 0;
}

.hero-tagline em {
  color: var(--or);
  font-style: italic;
  font-weight: 500;
}

.hero-sub {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(244, 241, 234, 0.55);
  margin-top: 0.5rem;
  opacity: 0;
}

.hero-sub span { margin: 0 0.55rem; color: rgba(244, 241, 234, 0.2); }

.hero-scroll-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--or);
  border-bottom: 1px solid rgba(212, 168, 91, 0.4);
  padding-bottom: 3px;
  transition: all var(--transition);
  opacity: 0;
  cursor: pointer;
}

.hero-scroll-link:hover {
  color: var(--text);
  border-color: var(--text);
  transform: translateY(2px);
}

/* ─── S3 MANIFESTE ─── */
.manifeste {
  background: var(--bg-lift);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.manifeste-inner {
  max-width: 820px;
  margin: 0 auto;
}

.manifeste-text {
  font-family: var(--font-title);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  line-height: 1.7;
  color: var(--text);
  letter-spacing: 0.01em;
}

/* ─── S4 PROJETS ─── */
.projets {
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.projets-header {
  margin-bottom: var(--space-lg);
}

.projets-intro {
  font-family: var(--font-title);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--text-dim);
  margin-top: 1rem;
}

.projets-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

/* Projet card */
.projet-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  --accent-projet: var(--or);
  border-bottom: 2px solid var(--accent-projet);
  cursor: pointer;
}

.projet-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3), 0 0 40px rgba(var(--accent-projet-rgb, 212,168,91), 0.12);
  border-color: var(--accent-projet);
  border-bottom-color: var(--accent-projet);
}

.projet-card-img-wrap {
  width: 100%;
  height: 220px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(212,168,91,0.08) 0%, rgba(10,10,12,0.9) 100%);
  position: relative;
}

.projet-card-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 50%, var(--bg-card) 100%);
}

.projet-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.projet-card:hover .projet-card-img { transform: scale(1.03); }

.projet-card-body {
  padding: var(--space-md) 1.75rem var(--space-md);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.projet-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-projet);
}

.projet-card h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 500;
  color: var(--text);
  line-height: 1.1;
}

.projet-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 100%;
}

.projet-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--border);
}

.badge-statut {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-pill);
  color: var(--accent-projet);
  background: rgba(var(--accent-projet-rgb, 212,168,91), 0.1);
  border: 1px solid rgba(var(--accent-projet-rgb, 212,168,91), 0.25);
}

.projet-link {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color var(--transition);
}

.projet-card:hover .projet-link { color: var(--accent-projet); }

/* I'm'I accent or */
.projet-card[data-projet="imi"] {
  --accent-projet: #d4a85b;
}

/* Listomania accent teal */
.projet-card[data-projet="listomania"] {
  --accent-projet: #7da89c;
}

/* ─── S5 SOFTWARE TEASER ─── */
.software-teaser {
  background: var(--bg-lift);
  border-top: 1px solid var(--border);
}

.software-teaser-header {
  margin-bottom: var(--space-lg);
}

.software-teaser-body {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 68ch;
  margin-bottom: var(--space-lg);
}

.software-teaser-body em {
  color: var(--text);
  font-style: normal;
}

.tools-strip {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.tool-mini {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 0.9rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  min-width: 140px;
  text-decoration: none;
}

.tool-mini:hover {
  border-color: var(--or-border);
  background: linear-gradient(to bottom, rgba(212,168,91,0.05), transparent);
  transform: translateY(-2px);
}

.tool-mini-name {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
}

.tool-mini-tag {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

/* ─── S6 VISION ─── */
.vision {
  background: var(--bg);
  border-top: 1px solid var(--border);
  text-align: center;
}

.vision-inner {
  max-width: 760px;
  margin: 0 auto;
}

.vision-body {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.85;
  margin: var(--space-md) auto;
  max-width: 66ch;
}

.vision-statement {
  font-family: var(--font-title);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.3rem, 2.8vw, 2rem);
  line-height: 1.5;
  color: var(--text);
  border-top: 1px solid var(--or-border);
  border-bottom: 1px solid var(--or-border);
  padding: var(--space-md);
  margin: var(--space-md) 0;
  position: relative;
}

.vision-statement::before,
.vision-statement::after {
  content: '';
  position: absolute;
  width: 8px; height: 8px;
  border: 1px solid var(--or);
  background: var(--bg);
  transform: rotate(45deg);
  left: 50%; margin-left: -4px;
}
.vision-statement::before { top: -5px; }
.vision-statement::after  { bottom: -5px; }

/* ─── S7 CONTACT ─── */
.contact {
  background: var(--bg-lift);
  border-top: 1px solid var(--border);
  text-align: center;
}

.contact-inner {
  max-width: 580px;
  margin: 0 auto;
}

.contact h2 { margin-bottom: 1.5rem; }

.contact-mailto {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 400;
  color: var(--or);
  border-bottom: 1px solid rgba(212,168,91,0.3);
  padding-bottom: 2px;
  transition: all var(--transition);
  margin-bottom: var(--space-md);
}

.contact-mailto:hover {
  color: var(--text);
  border-color: var(--text);
}

.contact-mention {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  text-align: center;
  margin: 0 auto;
}

/* ─── S8 FOOTER ─── */
.footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--font-title);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: small-caps;
  color: var(--text);
}

.footer-brand span { color: var(--or); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.35rem;
}

.footer-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--transition);
}

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

/* ─── Responsive ─── */
@media (max-width: 768px) {
  :root {
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
  }

  .nav-links { display: none; }

  .hero { padding: 6rem var(--space-sm) var(--space-lg); }

  .projets-grid { grid-template-columns: 1fr; }
  .tools-strip { flex-direction: column; }
  .tool-mini { min-width: auto; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1.5rem; }
}

/* Stacking — contenu au-dessus du hero-bg (sans .nav qui doit rester fixed) */
section,
footer {
  position: relative;
  z-index: 1;
}

/* ─── prefers-reduced-motion ─── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-tagline, .hero-sub, .hero-scroll-link { opacity: 1 !important; }
}

/* ─── Hero Wordmark — compo I'm'I split, full uppercase ─── */
.hero-wordmark {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2.4rem, 4.6vw, 4.2rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-align: left;
  color: var(--text);
  margin: 0 0 0.5rem 0;
  line-height: 1;
  text-shadow: 0 4px 40px rgba(0,0,0,0.5);
}

.hero-wordmark span {
  color: var(--or);
}