/* ═══════════════════════════════════════════════════════════════
   Raphaël Jerusalmy — Conférencier
   style.css — all site styles
   font-display: swap applied via Google Fonts ?display=swap param
═══════════════════════════════════════════════════════════════ */

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

:root {
  --navy:       #0a0f1e;
  --navy-mid:   #111827;
  --navy-light: #1a2540;
  --gold:       #c9a84c;
  --gold-light: #e2c47a;
  --gold-dim:   rgba(201, 168, 76, 0.18);
  --gold-line:  rgba(201, 168, 76, 0.35);
  --white:      #f5f0e8;
  --white-dim:  rgba(245, 240, 232, 0.7);
  --white-faint:rgba(245, 240, 232, 0.12);
}

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--white);
  font-family: "Inter", sans-serif;
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* No-JS fallback: content visible if JS is disabled */
@media (scripting: none) {
  .fade-up { opacity: 1 !important; transform: none !important; }
}

/* ─── GRAIN OVERLAY ─────────────────────────────────────────── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* ─── SCROLL ANIMATIONS ──────────────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-up.visible        { opacity: 1; transform: translateY(0); }
.fade-up.delay-1        { transition-delay: 0.15s; }
.fade-up.delay-2        { transition-delay: 0.3s; }
.fade-up.delay-3        { transition-delay: 0.45s; }
.fade-up.delay-4        { transition-delay: 0.6s; }

/* ─── NAV ────────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 68px;
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gold-line);
  transition: background 0.3s;
}

.nav-name {
  font-family: "Playfair Display", serif;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold-light);
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--white-dim);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold); }

.nav-cta {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold) !important;
  padding: 9px 22px !important;
  font-size: 0.75rem !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase;
  transition: background 0.2s, color 0.2s !important;
  cursor: pointer;
}
.nav-cta:hover {
  background: var(--gold) !important;
  color: var(--navy) !important;
}

/* ─── HERO ───────────────────────────────────────────────────── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("../images/hero-bg.jpg");
  background-size: cover;
  background-position: center 20%;
  transform: scale(1.04);
  animation: heroZoom 12s ease-out forwards;
  will-change: transform;
}

@keyframes heroZoom {
  from { transform: scale(1.08); }
  to   { transform: scale(1); }
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 15, 30, 0.25) 0%,
    rgba(10, 15, 30, 0.1)  30%,
    rgba(10, 15, 30, 0.55) 65%,
    rgba(10, 15, 30, 0.97) 100%
  );
}

/* theatrical curtain sweep */
.hero-bg::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 1px; height: 100%;
  background: linear-gradient(to bottom, transparent, var(--gold-line) 30%, var(--gold-line) 70%, transparent);
  opacity: 0;
  animation: curtainLine 2s ease 0.5s forwards;
  z-index: 2;
}
@keyframes curtainLine {
  0%   { opacity: 0; left: 50%; }
  20%  { opacity: 0.6; }
  100% { opacity: 0; left: -5%; }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 80px 80px;
  max-width: 900px;
  animation: heroReveal 1.2s ease 0.3s both;
}

@keyframes heroReveal {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-pills {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.pill {
  border: 1px solid var(--gold-line);
  color: var(--gold-light);
  padding: 5px 14px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
  font-weight: 400;
  background: rgba(10, 15, 30, 0.4);
  backdrop-filter: blur(4px);
}

.hero-name {
  font-family: "Playfair Display", serif;
  font-size: clamp(3.2rem, 7vw, 6.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 20px;
}
.hero-name em {
  font-style: italic;
  color: var(--gold-light);
  display: block;
}

.hero-tagline {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.2rem, 2.2vw, 1.6rem);
  font-weight: 300;
  font-style: italic;
  color: var(--white-dim);
  max-width: 560px;
  line-height: 1.5;
  margin-bottom: 36px;
}

.hero-scroll {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(201, 168, 76, 0.6);
}
.hero-scroll-line {
  width: 40px;
  height: 1px;
  background: var(--gold);
  opacity: 0.5;
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { width: 40px; opacity: 0.5; }
  50%       { width: 64px; opacity: 0.9; }
}

/* ─── SECTION COMMON ─────────────────────────────────────────── */
section { position: relative; }

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 100px 48px;
}

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  font-family: "Inter", sans-serif;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
}
.section-label::before {
  content: "";
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 48px;
}
.section-title em { font-style: italic; color: var(--gold-light); }

.gold-rule {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold-line), transparent);
}

/* ─── EXPERTISES ─────────────────────────────────────────────── */
#expertises { background: var(--navy-mid); }

.expertise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.expertise-card {
  background: var(--navy-light);
  padding: 48px 40px;
  border-top: 2px solid var(--gold-line);
  position: relative;
  transition: border-color 0.3s, background 0.3s;
  cursor: default;
}
.expertise-card:hover {
  border-top-color: var(--gold);
  background: #1e2d4a;
}

.expertise-number {
  font-family: "Playfair Display", serif;
  font-size: 3.5rem;
  font-weight: 900;
  color: var(--gold-dim);
  line-height: 1;
  margin-bottom: 24px;
  display: block;
}

.expertise-title {
  font-family: "Playfair Display", serif;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.expertise-desc {
  font-size: 0.88rem;
  color: var(--white-dim);
  line-height: 1.75;
}

/* ─── PRÉSENTATION ───────────────────────────────────────────── */
#presentation { background: var(--navy); }

.presentation-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.presentation-aside {
  position: sticky;
  top: 100px;
}

.presentation-quote {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.45rem;
  font-style: italic;
  font-weight: 300;
  color: var(--white);
  line-height: 1.6;
  margin-bottom: 32px;
}
.presentation-quote strong { color: var(--gold-light); font-weight: 400; }

.tarif-box {
  border: 1px solid var(--gold-line);
  padding: 24px 28px;
  background: var(--gold-dim);
}

.tarif-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
  display: block;
}

.tarif-amount {
  font-family: "Playfair Display", serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}

.tarif-sub {
  font-size: 0.78rem;
  color: var(--white-dim);
  margin-top: 6px;
}

.presentation-body p {
  font-size: 0.97rem;
  color: var(--white-dim);
  line-height: 1.9;
  margin-bottom: 20px;
}
.presentation-body p:first-child {
  font-size: 1.1rem;
  color: var(--white);
  font-family: "Cormorant Garamond", serif;
  font-weight: 300;
  line-height: 1.75;
}

.lang-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--gold-line);
  padding: 8px 18px;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--gold-light);
  margin-top: 8px;
}

/* ─── BIOGRAPHIE ─────────────────────────────────────────────── */
#biographie { background: var(--navy-mid); }

.bio-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: start;
}

.timeline {
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -36px; top: 8px;
  width: 9px; height: 9px;
  border: 1px solid var(--gold);
  background: var(--navy-mid);
  transform: rotate(45deg);
}

.timeline-year {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
  font-family: "Inter", sans-serif;
}

.timeline-text {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.75;
}
.timeline-text strong { color: var(--white); font-weight: 500; }

.bio-portrait {
  position: sticky;
  top: 100px;
}
.bio-portrait img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(15%) contrast(1.05);
}
.bio-portrait-caption {
  border-top: 1px solid var(--gold-line);
  padding-top: 16px;
  margin-top: 16px;
}

.today-roles { margin-top: 40px; }

.role-item {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
  align-items: flex-start;
}

.role-dot {
  width: 6px; height: 6px;
  min-width: 6px;
  background: var(--gold);
  margin-top: 8px;
}

.role-text {
  font-size: 0.9rem;
  color: var(--white-dim);
  line-height: 1.6;
}
.role-text strong {
  color: var(--white);
  display: block;
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 2px;
}

/* ─── TÉMOIGNAGES ────────────────────────────────────────────── */
#temoignages { background: var(--navy); overflow: hidden; }

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.testimonial-card {
  background: var(--navy-light);
  padding: 56px 48px;
  position: relative;
}
.testimonial-card::before {
  content: "\201C";
  font-family: "Playfair Display", serif;
  font-size: 8rem;
  color: var(--gold);
  opacity: 0.2;
  line-height: 1;
  position: absolute;
  top: 20px; left: 36px;
  pointer-events: none;
}

.testimonial-body {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--white);
  line-height: 1.8;
  margin-bottom: 36px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  border-top: 1px solid var(--gold-line);
  padding-top: 20px;
}

.testimonial-name {
  font-family: "Playfair Display", serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--gold-light);
  margin-bottom: 4px;
}

.testimonial-role {
  font-size: 0.78rem;
  color: var(--white-dim);
  letter-spacing: 0.06em;
}

/* ─── GALERIE ────────────────────────────────────────────────── */
#galerie { background: var(--navy-mid); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
}

.gallery-item { overflow: hidden; position: relative; }
.gallery-item:nth-child(1) { grid-column: 1 / 6;  grid-row: 1; }
.gallery-item:nth-child(2) { grid-column: 6 / 9;  grid-row: 1; }
.gallery-item:nth-child(3) { grid-column: 9 / 13; grid-row: 1; }
.gallery-item:nth-child(4) { grid-column: 1 / 5;  grid-row: 2; }
.gallery-item:nth-child(5) { grid-column: 5 / 13; grid-row: 2; }

.gallery-item img {
  width: 100%; height: 100%;
  min-height: 280px;
  object-fit: cover;
  display: block;
  filter: grayscale(10%) contrast(1.05);
  transition: transform 0.7s ease, filter 0.4s ease;
}
.gallery-item:hover img {
  transform: scale(1.04);
  filter: grayscale(0%) contrast(1.1);
}
.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 15, 30, 0.5), transparent 50%);
  pointer-events: none;
}

/* ─── VIDÉOS ─────────────────────────────────────────────────── */
#videos { background: var(--navy); }

.videos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.video-card {
  position: relative;
  display: block;
  text-decoration: none;
  border: 1px solid var(--gold-line);
  overflow: hidden;
  background: #000;
  transition: border-color 0.3s;
}
.video-card:hover { border-color: var(--gold); }

.video-thumb {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}
.video-thumb img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease, filter 0.4s ease;
  filter: brightness(0.75);
}
.video-card:hover .video-thumb img {
  transform: scale(1.04);
  filter: brightness(0.9);
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.video-play-btn svg {
  width: 68px; height: 68px;
  filter: drop-shadow(0 2px 12px rgba(0,0,0,0.7));
  transition: transform 0.3s ease;
}
.video-card:hover .video-play-btn svg { transform: scale(1.1); }

.video-meta {
  padding: 18px 20px;
  background: var(--navy-light);
  border-top: 1px solid var(--gold-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.video-meta-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white-dim);
  font-family: "Inter", sans-serif;
}

.video-meta-cta {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 6px;
}
.video-meta-cta svg { width: 12px; height: 12px; transition: transform 0.2s; }
.video-card:hover .video-meta-cta svg { transform: translateX(3px); }

/* ─── BIBLIOGRAPHIE ──────────────────────────────────────────── */
#bibliographie { background: var(--navy-mid); }

.books-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.book-item {
  padding: 28px 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.12);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.book-year {
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 0.12em;
  font-family: "Inter", sans-serif;
  min-width: 48px;
  padding-top: 4px;
}

.book-title {
  font-family: "Playfair Display", serif;
  font-size: 1rem;
  font-weight: 600;
  font-style: italic;
  color: var(--white);
  margin-bottom: 4px;
  line-height: 1.3;
}

.book-publisher {
  font-size: 0.78rem;
  color: var(--white-dim);
  margin-bottom: 6px;
}

.book-prizes { display: flex; flex-wrap: wrap; gap: 6px; }

.prize {
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201, 168, 76, 0.3);
  padding: 3px 10px;
}

.book-item.upcoming .book-title { color: var(--gold-light); }

/* ─── CONTACT ────────────────────────────────────────────────── */
#contact {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
#contact::before {
  content: "";
  position: absolute;
  top: -40%; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(ellipse, rgba(201, 168, 76, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.contact-inner {
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 120px 48px;
}

.contact-inner .section-label { justify-content: center; }
.contact-inner .section-label::before { display: none; }
.contact-inner .section-label::after {
  content: "";
  display: inline-block;
  width: 32px; height: 1px;
  background: var(--gold);
}

.contact-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 24px;
}
.contact-title em { font-style: italic; color: var(--gold-light); }

.contact-sub {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.15rem;
  font-style: italic;
  color: var(--white-dim);
  line-height: 1.7;
  margin-bottom: 48px;
}

.contact-email-btn {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--gold);
  padding: 18px 48px;
  color: var(--gold);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: "Inter", sans-serif;
  transition: background 0.25s, color 0.25s;
}
.contact-email-btn:hover { background: var(--gold); color: var(--navy); }
.contact-email-btn svg { width: 18px; height: 18px; transition: transform 0.3s; }
.contact-email-btn:hover svg { transform: translateX(4px); }

.contact-note {
  margin-top: 32px;
  font-size: 0.78rem;
  color: var(--white-dim);
  letter-spacing: 0.05em;
}
.contact-note strong { color: var(--gold-light); }

/* ─── FOOTER ─────────────────────────────────────────────────── */
footer {
  background: var(--navy-mid);
  border-top: 1px solid var(--gold-line);
  padding: 28px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-name {
  font-family: "Playfair Display", serif;
  font-size: 0.95rem;
  color: var(--gold-light);
}

.footer-copy {
  font-size: 0.72rem;
  color: var(--white-dim);
  letter-spacing: 0.06em;
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  nav                   { padding: 0 24px; }
  .nav-links            { display: none; }
  .hero-content         { padding: 0 32px 64px; }
  .section-inner        { padding: 72px 28px; }

  .expertise-grid       { grid-template-columns: 1fr; gap: 2px; }
  .presentation-layout  { grid-template-columns: 1fr; gap: 48px; }
  .presentation-aside   { position: relative; top: auto; }
  .bio-layout           { grid-template-columns: 1fr; gap: 48px; }
  .bio-portrait         { position: relative; top: auto; }
  .testimonials-grid    { grid-template-columns: 1fr; }
  .videos-grid          { grid-template-columns: 1fr; }
  .books-list           { grid-template-columns: 1fr; }

  .gallery-grid         { grid-template-columns: 1fr 1fr; }
  .gallery-item:nth-child(1) { grid-column: 1 / 3; grid-row: 1; }
  .gallery-item:nth-child(2) { grid-column: 1 / 2; grid-row: 2; }
  .gallery-item:nth-child(3) { grid-column: 2 / 3; grid-row: 2; }
  .gallery-item:nth-child(4) { grid-column: 1 / 2; grid-row: 3; }
  .gallery-item:nth-child(5) { grid-column: 2 / 3; grid-row: 3; }

  footer { flex-direction: column; gap: 8px; text-align: center; }
}