/* ═══════════════════════════════════════════════════════════
   BLUE CASABLANCA - 2027
   Stylesheet v4 - charte "Océan" (bleus profonds + touches de vert clair) · FR / EN / AR
   ═══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&display=swap');

:root {
  --bg: #04182b;                  /* fond principal (bleu nuit) */
  --bg-2: #062c4b;                /* fond section alterné */
  --bg-3: #0b4d7d;                /* bleu profond (dégradés, mise en avant) */
  --bg-deepest: #02101d;          /* pied de page */
  --ink: #eaf4fb;                 /* texte principal (clair) */
  --white: #ffffff;
  --blue: #2e9bd8;                /* accent bleu */
  --sky: #7ec4f0;                 /* accent principal (boutons, mots clés) */
  --sky-pale: #9fd4f2;            /* texte secondaire accentué */
  --sky-soft: #6fb6e6;            /* libellés */
  --green: #a6e8b4;               /* vert clair - touche écologique */
  --green-mid: #6fd28f;
  --green-bg: rgba(166,232,180,0.13);
  --muted: rgba(234,244,251,0.72);
  --muted-2: rgba(234,244,251,0.52);
  --panel: rgba(255,255,255,0.035);
  --panel-2: rgba(255,255,255,0.06);
  --border: rgba(159,212,242,0.18);
  --border-soft: rgba(159,212,242,0.11);
  --shadow-md: 0 18px 50px rgba(0,0,0,0.35);
  --radius-lg: 8px;
  --radius-md: 6px;
  --radius-sm: 4px;
  --pill: 999px;
  --font: 'Sora', 'Noto Sans Arabic', system-ui, -apple-system, sans-serif;
  --serif: 'Instrument Serif', Georgia, serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
html[dir="rtl"] body { font-family: 'Noto Sans Arabic', var(--font); line-height: 1.85; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deepest); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 3px; }
::selection { background: var(--sky); color: var(--bg); }
a { color: var(--sky); }
a:hover { color: var(--green); }
img { max-width: 100%; }
strong { color: var(--white); }

/* ───────────── NAV ───────────── */
.hero-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; gap: 24px;
  padding: 14px 40px;
  background: linear-gradient(180deg, rgba(4,24,43,0.94), rgba(4,24,43,0.78));
  border-bottom: 1px solid var(--border-soft);
  backdrop-filter: blur(12px);
}
.hn-mark { display: flex; align-items: center; gap: 12px; flex-shrink: 0; text-decoration: none; }
.hn-mark img { height: 38px; width: auto; display: block; }
.hn-mark .hn-name { display: flex; flex-direction: column; gap: 2px; line-height: 1.1; max-width: 240px; color: var(--white); }
.hn-mark .hn-name strong { font-weight: 800; font-size: 15px; letter-spacing: 0.09em; line-height: 1.1; }
.hn-mark .hn-name small { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 14px; letter-spacing: 0.01em; color: var(--sky-soft); }
.brand-blue { color: var(--sky); }
.hn-links { display: flex; justify-content: center; gap: 2px; list-style: none; flex: 1; }
.hn-links a {
  font-size: 13.5px; font-weight: 500;
  color: var(--muted); text-decoration: none;
  padding: 9px 13px; border-radius: var(--pill);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.hn-links a:hover { background: rgba(255,255,255,0.08); color: var(--white); }
.hn-links a.active { color: var(--bg); background: var(--green); font-weight: 600; }
.hn-lang {
  display: flex; align-items: center; gap: 2px;
  border: 1px solid rgba(255,255,255,0.18); border-radius: var(--pill);
  padding: 3px; flex-shrink: 0; direction: ltr;
}
.hn-lang a {
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em;
  color: var(--muted); text-decoration: none;
  padding: 6px 12px; border-radius: var(--pill);
  transition: background 0.2s, color 0.2s; white-space: nowrap;
}
.hn-lang a:hover { color: var(--white); }
.hn-lang a.active { background: var(--blue); color: var(--bg); }
.hn-cta {
  flex-shrink: 0;
  font-size: 13.5px; font-weight: 700;
  color: var(--bg); background: var(--sky); text-decoration: none;
  padding: 12px 22px; border-radius: var(--pill);
  transition: background 0.2s, transform 0.2s;
  white-space: nowrap;
}
.hn-cta:hover { background: var(--white); color: var(--bg); transform: translateY(-1px); }

.hn-burger { display: none; background: none; border: 1px solid rgba(255,255,255,0.25); border-radius: 8px; padding: 9px 10px; cursor: pointer; flex-direction: column; gap: 5px; }
.hn-burger span { display: block; width: 20px; height: 2px; background: var(--white); border-radius: 1px; transition: transform 0.25s, opacity 0.25s; }
.hero-nav.open .hn-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hero-nav.open .hn-burger span:nth-child(2) { opacity: 0; }
.hero-nav.open .hn-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.hn-mobile-menu { display: none; position: fixed; top: 66px; left: 0; right: 0; z-index: 99; background: rgba(4,24,43,0.98); backdrop-filter: blur(16px); border-bottom: 1px solid var(--border); padding: 8px 24px 28px; flex-direction: column; max-height: calc(100vh - 66px); overflow-y: auto; }
.hn-mobile-menu.open { display: flex; }
.hn-mobile-menu a { display: block; font-size: 16px; font-weight: 600; color: var(--ink); text-decoration: none; padding: 15px 0; border-bottom: 1px solid var(--border-soft); transition: color 0.2s; }
.hn-mobile-menu a:hover, .hn-mobile-menu a.active { color: var(--green); }
.hn-mobile-menu .mob-cta { margin-top: 20px; text-align: center; background: var(--sky); color: var(--bg); padding: 15px; border-radius: var(--pill); border-bottom: none; font-weight: 700; }
.hn-mobile-menu .mob-cta:hover { background: var(--white); color: var(--bg); }
.hn-mobile-menu .mob-lang { display: flex; gap: 10px; margin-top: 16px; }
.hn-mobile-menu .mob-lang a { flex: 1; text-align: center; padding: 12px; border: 1px solid var(--border); border-radius: var(--pill); font-size: 13px; font-weight: 700; }
.hn-mobile-menu .mob-lang a.active { background: var(--blue); color: var(--bg); border-color: var(--blue); }

/* ───────────── HERO ───────────── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
  background:
    linear-gradient(180deg, rgba(4,24,43,0.62) 0%, rgba(4,24,43,0.10) 30%, rgba(4,24,43,0.30) 55%, rgba(4,24,43,0.86) 82%, var(--bg) 100%),
    linear-gradient(90deg, rgba(4,24,43,0.72) 0%, rgba(4,24,43,0.45) 45%, rgba(4,24,43,0) 75%),
    url('../assets/img/hero/aquaculture-cages.jpg') center 45% / cover no-repeat,
    var(--bg);
  overflow: hidden;
  padding: 140px 40px 0;
}
.hero-fish { position: absolute; top: 24%; inset-inline-start: 0; opacity: 0.35; animation: cabsSwim 26s ease-in-out infinite; pointer-events: none; }
.hero-fish path { stroke: var(--green); }
.hero-fish circle { fill: var(--green); }
.hero-lat { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.5; pointer-events: none; }
.hero-bathy { position: absolute; right: -260px; top: 42%; transform: translateY(-50%); width: 820px; height: 820px; opacity: 0.14; pointer-events: none; }
.hero-bathy g { stroke: var(--sky); }
html[dir="rtl"] .hero-bathy { right: auto; left: -260px; }
.hero-grid { position: relative; z-index: 2; max-width: 1280px; margin: 0 auto; width: 100%; display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 56px; align-items: end; padding-bottom: 56px; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--sky-pale);
  background: rgba(4,24,43,0.35); border: 1px solid rgba(159,212,242,0.35);
  border-radius: var(--pill); padding: 8px 18px;
  margin-bottom: 30px;
  animation: fadeUp 0.8s 0.1s both;
}
.hero-kicker i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); flex-shrink: 0; box-shadow: 0 0 0 4px rgba(166,232,180,0.18); animation: pulse 2.4s infinite; }
.hero-title {
  font-family: var(--font);
  font-weight: 800; color: var(--white);
  font-size: clamp(30px, 4.4vw, 58px);
  line-height: 1.1; letter-spacing: -0.02em;
  max-width: 22ch;
  margin-bottom: 24px;
  animation: fadeUp 0.9s 0.25s both;
}
.hero-title .accent { color: var(--sky); }
.hero-title--brand { font-size: clamp(46px, 8.4vw, 128px); line-height: 0.92; letter-spacing: -0.025em; max-width: none; margin-bottom: 0; position: relative; }
.hero-title--brand .brand-blue {
  background: linear-gradient(120deg, var(--sky) 0%, var(--sky-pale) 55%, var(--green) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: var(--sky);
}
.hero-title--brand .hero-year { color: var(--sky-pale); -webkit-text-fill-color: var(--sky-pale); }
.hero-title--brand::after {
  content: ''; display: block; width: 84px; height: 4px; border-radius: 2px; margin-top: 22px; margin-bottom: 14px;
  background: linear-gradient(90deg, var(--blue), var(--green));
}
.hero-sig { font-family: var(--serif); font-size: clamp(24px, 3vw, 40px); font-weight: 400; font-style: italic; color: var(--sky-pale); margin-bottom: 20px; animation: fadeUp 0.9s 0.32s both; }
html[dir="rtl"] .hero-sig { font-family: var(--serif), 'Noto Sans Arabic', sans-serif; }
.hero-fullname { font-size: clamp(14px, 1.25vw, 17px); font-weight: 500; color: var(--muted); max-width: 600px; margin-bottom: 18px; line-height: 1.5; animation: fadeUp 0.9s 0.36s both; }
.hero-lede {
  font-size: clamp(17px, 1.5vw, 20px); line-height: 1.55;
  color: var(--ink); max-width: 640px;
  margin-bottom: 34px;
  animation: fadeUp 0.9s 0.4s both;
}
.hero-lede strong { font-weight: 700; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; animation: fadeUp 0.9s 0.55s both; }

.btn-primary {
  background: var(--sky); color: var(--bg);
  padding: 16px 30px; cursor: pointer; border: none; border-radius: var(--pill);
  font-family: var(--font);
  font-size: 15px; font-weight: 700;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 10px;
  transition: background 0.2s, transform 0.2s, color 0.2s;
}
.btn-primary:hover { background: var(--white); color: var(--bg); transform: translateY(-2px); }
.btn-primary > svg { transition: transform 0.2s; }
.btn-primary:hover > svg { transform: translateX(4px); }
html[dir="rtl"] .btn-primary > svg { transform: scaleX(-1); }
html[dir="rtl"] .btn-primary:hover > svg { transform: translateX(-4px) scaleX(-1); }

.btn-primary.cabs-cta { gap: 0; }
.cabs-cta-fish { width: 0; overflow: hidden; transition: width 0.25s ease; display: inline-flex; align-items: center; }
.cabs-cta:hover { gap: 8px; }
.cabs-cta:hover .cabs-cta-fish { width: 18px; }
html[dir="rtl"] .cabs-cta-fish svg { transform: scaleX(-1); }

.btn-secondary {
  color: var(--white); text-decoration: none; cursor: pointer;
  font-size: 15px; font-weight: 600;
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; border: 1px solid rgba(255,255,255,0.3);
  padding: 15px 28px; border-radius: var(--pill);
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}
.btn-secondary:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.5); color: var(--white); transform: translateY(-2px); }
.btn-secondary .meta { font-size: 10.5px; color: var(--green); letter-spacing: 0.12em; font-weight: 700; }

/* date card */
.hero-date {
  position: relative;
  border-inline-start: 1px solid rgba(159,212,242,0.35);
  padding: 6px 0 6px 32px; min-width: 260px;
  display: flex; flex-direction: column; gap: 20px;
  animation: fadeUp 1s 0.7s both;
}
html[dir="rtl"] .hero-date { padding: 6px 32px 6px 0; }
.hd-num { font-family: var(--font); font-weight: 800; font-size: clamp(56px, 6vw, 92px); color: var(--white); line-height: 1; letter-spacing: -0.03em; direction: ltr; }
.hd-num span { color: var(--blue); font-weight: 300; margin: 0 4px; }
.hd-month { font-size: clamp(17px, 1.6vw, 22px); font-weight: 600; color: var(--sky-pale); margin-top: 6px; }
.hd-place { display: flex; flex-direction: column; gap: 4px; }
.hd-city { font-size: 15px; font-weight: 600; color: var(--white); }
.hd-country { font-size: 13.5px; color: var(--muted); }
.hd-gps { font-size: 12.5px; letter-spacing: 0.08em; color: var(--green); direction: ltr; }

/* stats band */
.hero-stats { position: relative; z-index: 2; margin: 0 -40px; border-top: 1px solid rgba(159,212,242,0.2); background: rgba(4,24,43,0.6); backdrop-filter: blur(8px); }
.hero-stats-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); padding: 0 40px; }
.hs-item { padding: 26px 24px; display: flex; flex-direction: column; gap: 6px; border-inline-end: 1px solid var(--border-soft); }
.hs-item:first-child { padding-inline-start: 0; }
.hs-item:last-child { border-inline-end: none; }
.hs-n { font-family: var(--font); font-weight: 700; font-size: clamp(28px, 3vw, 40px); color: var(--white); line-height: 1; display: flex; align-items: baseline; gap: 2px; }
.hs-u { font-size: 0.9em; color: var(--blue); font-weight: 700; }
.hs-u em { font-family: var(--font); font-style: normal; font-size: 0.5em; letter-spacing: 0.04em; color: var(--blue); margin-inline-start: 2px; }
.hs-item:nth-child(2) .hs-u, .hs-item:nth-child(2) .hs-u em { color: var(--green); }
.hs-l { font-size: 12.5px; line-height: 1.45; color: var(--muted); }

/* institutions strip */
.hero-insts { position: relative; z-index: 2; padding: 20px 40px; margin: 0 -40px; border-top: 1px solid var(--border-soft); background: var(--bg); }
.hi-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; gap: 10px 22px; flex-wrap: wrap; }
.hi-label { font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--blue); white-space: nowrap; font-weight: 700; }
.hi-row { display: flex; align-items: center; gap: 10px 18px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.hi-sep { color: var(--green); opacity: 0.7; }

/* ───────────── SECTIONS ───────────── */
section.sec { padding: 112px 40px; position: relative; overflow: hidden; }
.section-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 2; }
.sec--light { background: var(--bg); color: var(--ink); }
.sec--mint { background: var(--bg-2); color: var(--ink); }
.sec--dark { background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 50%, var(--bg) 100%); color: var(--ink); }
.sec--deep { background: linear-gradient(160deg, var(--bg-3) 0%, var(--bg) 72%); color: var(--white); }
.sec--mint + .sec--mint, .sec--light + .sec--light { border-top: 1px solid var(--border-soft); }

.section-head { max-width: 760px; margin-bottom: 56px; }
.section-tag {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700;
  margin-bottom: 18px; color: var(--blue);
}
.sec--mint .section-tag, .sec--deep .section-tag { color: var(--sky-pale); }
.section-tag i { width: 24px; height: 2px; background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 1px; }
.section-title {
  font-family: var(--font); font-weight: 700;
  font-size: clamp(30px, 4.2vw, 56px); line-height: 1.08;
  letter-spacing: -0.02em; margin-bottom: 18px; color: var(--white);
}
.section-title .accent { font-style: normal; color: var(--sky); }
.section-lede { font-size: 16.5px; line-height: 1.7; color: var(--muted); text-wrap: pretty; }
.sec--deep .section-lede { color: rgba(234,244,251,0.85); }
.section-gps { font-size: 12px; letter-spacing: 0.1em; color: var(--green); opacity: 0.85; margin-top: 14px; direction: ltr; display: inline-block; }
.section-foot-link { margin-top: 48px; display: flex; gap: 14px; justify-content: flex-start; flex-wrap: wrap; }

/* décor */
.decor { position: absolute; inset: 0; z-index: 1; pointer-events: none; overflow: hidden; }
.decor svg { position: absolute; }
.decor svg g { stroke: var(--sky); }

/* À PROPOS */
.about-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.about-card { background: var(--bg); padding: 40px 36px; transition: background 0.25s; }
.sec--mint .about-card { background: var(--bg-2); }
.about-card:hover { background: #062038; }
.about-card.wide { grid-column: 1 / -1; background: linear-gradient(120deg, rgba(11,77,125,0.55), var(--bg) 70%); }
.about-card-title { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; color: var(--sky-soft); margin-bottom: 16px; }
.about-card:first-child .about-card-title, .about-card.wide .about-card-title { color: var(--green); }
.about-card p { font-size: 15px; color: var(--muted); line-height: 1.75; text-wrap: pretty; }

/* VISION */
.vision-layout { display: grid; grid-template-columns: minmax(0,0.78fr) minmax(0,1.22fr); gap: 64px; align-items: start; }
.vision-photo { position: relative; }
.vision-photo img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: var(--radius-sm); display: block; }
.vision-photo::after { content: ''; position: absolute; inset: 0; border: 1px solid var(--border); border-radius: var(--radius-sm); pointer-events: none; }
.vision-photo::before { content: ''; position: absolute; left: -14px; bottom: -14px; width: 40%; height: 40%; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); pointer-events: none; }
html[dir="rtl"] .vision-photo::before { left: auto; right: -14px; border-left: none; border-right: 2px solid var(--green); }
.vision-quote {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(22px, 2.4vw, 31px); color: var(--white); line-height: 1.38;
  padding-inline-start: 26px; border-inline-start: 2px solid var(--blue);
  margin-bottom: 30px; text-wrap: pretty;
}
html[dir="rtl"] .vision-quote { font-family: 'Noto Sans Arabic', var(--font); font-weight: 600; font-size: clamp(19px, 2vw, 25px); }
.vision-text { font-size: 16.5px; color: var(--muted); line-height: 1.8; max-width: 640px; text-wrap: pretty; }

/* HUB */
.hub-photo { width: calc(100% + 80px); max-width: none; margin-inline-start: -40px; aspect-ratio: 21/8; object-fit: cover; display: block; margin-bottom: 56px; border-radius: 0; -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 14%, #000 86%, transparent 100%); mask-image: linear-gradient(180deg, transparent 0, #000 14%, #000 86%, transparent 100%); }
.hub-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 28px; }
.hub-card { border-top: 2px solid var(--border); padding-top: 22px; transition: border-color 0.25s; }
.hub-card:first-child, .hub-card:hover { border-top-color: var(--green); }
.hub-card-num { font-family: var(--font); font-weight: 700; font-size: 12px; letter-spacing: 0.1em; color: var(--green); margin-bottom: 12px; }
.hub-card h3 { font-size: 19px; color: var(--white); margin-bottom: 10px; font-weight: 600; }
.hub-card p { font-size: 14.5px; color: var(--muted); line-height: 1.65; }

/* SPEAKERS */
.speakers-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 20px; }
.speaker-card { background: #072c4a; border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--border-soft); transition: transform 0.25s, border-color 0.25s; }
.speaker-card:hover { transform: translateY(-4px); border-color: var(--border); }
.speaker-photo { width: 100%; aspect-ratio: 3/4; background: linear-gradient(160deg, var(--bg-3), var(--bg)); display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; }
.speaker-photo::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(7,44,74,0.95) 100%); pointer-events: none; }
.speaker-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; filter: grayscale(0.3) contrast(1.05); transition: filter 0.3s, transform 0.4s; }
.speaker-card:hover .speaker-photo img, .speaker-full-card:hover .speaker-photo img { filter: none; transform: scale(1.03); }
.speaker-initials { width: 84px; height: 84px; border-radius: 50%; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; font-family: var(--font); font-weight: 700; font-size: 26px; color: var(--sky); letter-spacing: 1px; position: relative; z-index: 1; }
.speaker-card h3 { font-size: 15.5px; font-weight: 700; color: var(--white); padding: 4px 18px 5px; margin-top: -30px; position: relative; z-index: 2; line-height: 1.25; }
.speaker-card .role { font-size: 12px; color: var(--sky-pale); line-height: 1.45; padding: 0 18px 12px; }
.speaker-tbc {
  display: inline-block; margin: 0 18px 18px;
  font-size: 9.5px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600;
  color: var(--green); background: transparent; border: 1px solid rgba(166,232,180,0.35);
  border-radius: var(--pill); padding: 3px 10px;
}

/* PROGRAMME */
.prog-days { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 40px; }
.prog-day { background: transparent; padding: 0; }
.prog-day-header {
  font-size: 15px; font-weight: 600; color: var(--white);
  padding: 0 0 16px; border-bottom: 1px solid rgba(159,212,242,0.3); margin-bottom: 4px;
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
}
.prog-day-header .d { font-family: var(--font); font-weight: 800; font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sky); }
.prog-day:nth-child(2) .prog-day-header .d { color: var(--green); }
.prog-item { display: grid; grid-template-columns: 110px minmax(0,1fr); gap: 18px; padding: 20px 0; border-bottom: 1px solid var(--border-soft); }
.prog-item:last-child { border-bottom: none; }
.prog-time { font-size: 12.5px; color: var(--sky-soft); letter-spacing: 0.05em; text-transform: uppercase; font-weight: 600; padding-top: 2px; direction: ltr; }
html[dir="rtl"] .prog-time { text-align: right; }
.prog-label { font-size: 16px; font-weight: 600; color: var(--white); margin-bottom: 5px; }
.prog-desc { font-size: 14px; color: var(--muted); line-height: 1.6; }
.prog-badge { display: inline-block; margin-top: 10px; font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; padding: 4px 11px; border-radius: var(--pill); }
.badge-pleniere { background: rgba(46,155,216,0.18); color: var(--sky-pale); }
.badge-tr { background: rgba(126,196,240,0.12); color: var(--sky); border: 1px solid rgba(126,196,240,0.3); }
.badge-terrain { background: var(--green-bg); color: var(--green); }
.badge-networking { background: rgba(255,255,255,0.08); color: var(--ink); }

/* ORGANISATIONS */
.org-teaser-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.org-teaser-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 38px 34px; display: flex; flex-direction: column; gap: 14px;
  transition: transform 0.25s, border-color 0.25s, background 0.25s; text-decoration: none; color: inherit;
}
.org-teaser-card:hover { transform: translateY(-3px); border-color: var(--green); background: var(--panel-2); color: inherit; }
.org-teaser-logo { height: 42px; width: auto; object-fit: contain; align-self: flex-start; background: var(--white); padding: 10px 16px; border-radius: var(--radius-sm); box-sizing: content-box; }
.org-teaser-card h3 { font-family: var(--font); font-size: 24px; color: var(--white); font-weight: 700; }
.org-teaser-card p { font-size: 15px; color: var(--muted); line-height: 1.7; }
.org-teaser-link { font-size: 13.5px; font-weight: 700; color: var(--green); margin-top: 6px; }

/* SOUTENIR */
.support-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; align-items: stretch; }
.support-card { background: transparent; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 32px 28px; display: flex; flex-direction: column; gap: 12px; transition: transform 0.25s, border-color 0.25s; }
.support-card:hover { transform: translateY(-3px); border-color: rgba(159,212,242,0.4); }
.support-card.featured { background: linear-gradient(150deg, rgba(46,155,216,0.24), rgba(4,24,43,0) 80%); border-color: var(--blue); box-shadow: var(--shadow-md); }
.support-tier-label { font-size: 12px; letter-spacing: 0.14em; color: var(--sky-soft); text-transform: uppercase; font-weight: 700; }
.support-card.featured .support-tier-label { color: var(--green); }
.support-card p { font-size: 14.5px; color: var(--muted); line-height: 1.65; }
.support-card.featured p { color: var(--ink); }

/* INSCRIPTION */
.inscr-box { max-width: 760px; margin: 0 auto; text-align: center; }
.inscr-box .section-tag { justify-content: center; }
.inscr-box .section-title { margin-bottom: 18px; }
.inscr-box .section-lede { max-width: 620px; margin: 0 auto 34px; }
.sec--deep::before { content: ''; position: absolute; inset: auto -10% 0 -10%; height: 60%; background: radial-gradient(50% 60% at 50% 100%, rgba(166,232,180,0.12), transparent 70%); pointer-events: none; }

/* PARTENAIRES + FOOTER */
.partners-section { background: var(--bg); padding: 56px 40px; border-top: 1px solid var(--border-soft); }
.partners-inner { max-width: 1280px; margin: 0 auto; }
.partners-label { font-size: 11px; letter-spacing: 0.16em; color: var(--blue); text-transform: uppercase; text-align: center; margin-bottom: 26px; font-weight: 700; }
.partners-logos { display: flex; align-items: center; justify-content: center; gap: 32px; flex-wrap: wrap; }
.partner-item { display: flex; flex-direction: column; align-items: center; gap: 10px; text-decoration: none; }
.partner-logo-box { padding: 14px 22px; border-radius: var(--radius-md); background: var(--white); transition: transform 0.2s, box-shadow 0.2s; }
.partner-logo-box img { height: 40px; width: auto; object-fit: contain; display: block; }
.partner-name { font-size: 10.5px; color: var(--muted-2); letter-spacing: 0.14em; text-transform: uppercase; }
.partner-item:hover .partner-logo-box { transform: translateY(-2px); box-shadow: 0 0 0 3px rgba(166,232,180,0.4); }
.partner-item:hover .partner-name { color: var(--green); }

footer.site-footer { background: var(--bg-deepest); color: var(--ink); position: relative; overflow: hidden; }
.footer-fish { position: absolute; top: 14px; inset-inline-start: 0; opacity: 0.4; animation: cabsFooterSwim 34s ease-in-out infinite; pointer-events: none; }
.footer-fish path { stroke: var(--green); }
.footer-inner { max-width: 1280px; margin: 0 auto; padding: 64px 40px 36px; position: relative; z-index: 2; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 28px; flex-wrap: wrap; gap: 36px; padding-bottom: 32px; border-bottom: 1px solid var(--border-soft); }
.footer-summit-name { font-family: var(--font); font-weight: 800; font-size: 20px; letter-spacing: 0.08em; color: var(--white); margin-bottom: 10px; display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.footer-sig { font-family: var(--serif); font-size: 17px; font-weight: 400; font-style: italic; letter-spacing: 0; color: var(--sky-soft); }
.footer-fullname { font-size: 14px; color: var(--muted); margin-bottom: 8px; max-width: 520px; line-height: 1.5; }
.footer-location { font-size: 13px; color: var(--muted-2); }
html[dir="rtl"] .footer-location bdi, html[dir="rtl"] .hd-gps { direction: ltr; unicode-bidi: isolate; display: inline-block; }
html[dir="rtl"] .hs-n { direction: ltr; justify-content: flex-end; }
.footer-nav { display: flex; gap: 10px 22px; flex-wrap: wrap; }
.footer-nav a { font-size: 13.5px; color: var(--muted); text-decoration: none; transition: color 0.2s; }
.footer-nav a:hover { color: var(--green); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 4px; flex-wrap: wrap; gap: 16px; }
.footer-credit { font-size: 11.5px; line-height: 1.6; color: var(--muted-2); max-width: 820px; }
.footer-contact { font-size: 13px; color: var(--sky-soft); text-decoration: none; }
.footer-contact:hover { color: var(--green); }
.footer-udi { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border-soft); text-align: center; font-size: 12px; color: var(--muted-2); }
.footer-udi a { color: var(--sky-soft); font-weight: 700; text-decoration: none; }
.footer-udi a:hover { color: var(--green); text-decoration: underline; }

/* ───────────── PAGE HERO (pages internes) ───────────── */
.page-hero {
  position: relative; padding: 180px 40px 80px; overflow: hidden;
  background:
    linear-gradient(90deg, rgba(4,24,43,0.92) 0%, rgba(4,24,43,0.68) 55%, rgba(4,24,43,0.30) 100%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%),
    url('../assets/img/hero/aquaculture-cages.jpg') center 45% / cover no-repeat,
    var(--bg);
  border-bottom: 1px solid var(--border-soft);
}
html[dir="rtl"] .page-hero { background:
    linear-gradient(270deg, rgba(4,24,43,0.92) 0%, rgba(4,24,43,0.68) 55%, rgba(4,24,43,0.30) 100%),
    linear-gradient(180deg, transparent 60%, var(--bg) 100%),
    url('../assets/img/hero/aquaculture-cages.jpg') center 45% / cover no-repeat,
    var(--bg); }
.page-hero::after { content: ''; position: absolute; left: 40px; right: 40px; bottom: 0; height: 2px; background: linear-gradient(90deg, var(--blue), var(--green) 40%, transparent); opacity: 0.6; }
.page-hero-inner { max-width: 1280px; margin: 0 auto; position: relative; z-index: 2; }
.page-breadcrumb { font-size: 13px; color: var(--muted-2); margin-bottom: 26px; }
.page-breadcrumb a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.page-breadcrumb a:hover { color: var(--green); }
.page-breadcrumb .sep { margin: 0 8px; color: var(--green); opacity: 0.7; }
.page-eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 700; color: var(--sky-pale); margin-bottom: 18px; }
.page-eyebrow::before { content: ''; width: 24px; height: 2px; background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 1px; }
.page-title { font-family: var(--font); font-weight: 800; font-size: clamp(38px, 6vw, 80px); color: var(--white); line-height: 1; letter-spacing: -0.025em; margin-bottom: 20px; max-width: 18ch; }
.page-subtitle-fr { font-family: var(--serif); font-style: italic; font-size: clamp(19px, 2vw, 26px); color: var(--sky-pale); font-weight: 400; margin-bottom: 14px; max-width: 760px; line-height: 1.35; }
html[dir="rtl"] .page-subtitle-fr { font-family: 'Noto Sans Arabic', var(--font); font-style: normal; font-size: 18px; font-weight: 600; }
.page-lede { font-size: 16.5px; color: var(--muted); line-height: 1.75; max-width: 760px; text-wrap: pretty; }
.page-hero-meta { display: flex; flex-wrap: wrap; gap: 0; margin-top: 40px; border-top: 1px solid var(--border); }
.phm-item { display: flex; flex-direction: column; gap: 4px; padding: 18px 32px 0 0; margin-inline-end: 32px; border-inline-end: 1px solid var(--border-soft); }
html[dir="rtl"] .phm-item { padding: 18px 0 0 32px; }
.phm-item:last-child { border-inline-end: none; }
.phm-k { font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--green); font-weight: 700; }
.phm-v { font-family: var(--font); font-weight: 700; font-size: 18px; color: var(--white); }

/* download banner */
.download-banner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; background: linear-gradient(120deg, rgba(11,77,125,0.5), var(--panel)); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 30px 34px; margin-bottom: 56px; }
.download-banner-text h3 { font-family: var(--font); font-size: 22px; color: var(--white); margin-bottom: 6px; font-weight: 700; }
.download-banner-text p { font-size: 14px; color: var(--muted); }
.btn-outline {
  color: var(--green); cursor: pointer; text-decoration: none;
  font-size: 13.5px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px; border: 1.5px solid rgba(166,232,180,0.6); border-radius: var(--pill);
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.btn-outline:hover { background: var(--green); border-color: var(--green); color: var(--bg); }
.prog-note { margin-top: 36px; font-size: 13px; text-align: center; color: var(--muted-2); }

/* TABLES RONDES */
.tr-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 20px; }
.tr-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 32px 28px; position: relative; overflow: hidden; transition: transform 0.25s, border-color 0.25s; }
.tr-card:hover { transform: translateY(-3px); border-color: rgba(159,212,242,0.4); }
.tr-card::before { content: attr(data-num); position: absolute; top: -10px; inset-inline-end: 14px; font-family: var(--font); font-weight: 800; font-size: 84px; color: rgba(126,196,240,0.07); line-height: 1; pointer-events: none; }
.tr-num { font-size: 11px; letter-spacing: 0.14em; color: var(--green); text-transform: uppercase; font-weight: 700; margin-bottom: 12px; }
.tr-title { font-family: var(--font); font-weight: 700; font-size: 20px; color: var(--white); line-height: 1.25; margin-bottom: 18px; }
.tr-divider { width: 28px; height: 2px; background: linear-gradient(90deg, var(--blue), var(--green)); border-radius: 1px; margin-bottom: 18px; }
.tr-speakers-list { font-size: 13.5px; color: var(--muted); line-height: 1.8; display: flex; flex-direction: column; gap: 8px; }
.tr-speaker-item { display: flex; gap: 10px; align-items: baseline; }
.tr-speaker-item::before { content: '-'; color: var(--green); flex-shrink: 0; }
.tr-speaker-tbc { font-size: 12px; color: var(--sky-soft); margin-inline-start: 4px; }

/* SPEAKERS - page complète */
.speaker-full-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.speaker-full-card { background: #072c4a; border: 1px solid var(--border-soft); border-radius: var(--radius-sm); overflow: hidden; padding-bottom: 8px; transition: transform 0.25s, border-color 0.25s; }
.speaker-full-card:hover { transform: translateY(-4px); border-color: var(--border); }
.speaker-full-card .speaker-photo { aspect-ratio: 4/3.4; }
.speaker-full-card h3 { font-size: 19px; font-weight: 700; color: var(--white); padding: 4px 24px 6px; margin-top: -34px; position: relative; z-index: 2; }
.speaker-full-card .speaker-photo--logo { aspect-ratio: 4/2.4; padding: 22px 26px; }
.speaker-photo--logo::after { display: none; }
.speaker-photo--logo img { object-fit: contain; object-position: center; filter: none; }
.speaker-photo--light { background: #fff; }
.speaker-full-card .speaker-photo--logo + h3 { margin-top: 0; padding-top: 16px; }
.speaker-full-card .role { font-size: 13px; color: var(--sky-pale); padding: 0 24px 14px; font-weight: 500; line-height: 1.5; }
.speaker-full-card .bio { font-size: 14px; color: var(--muted); line-height: 1.75; padding: 14px 24px 18px; border-top: 1px solid var(--border-soft); margin: 0 0 0; }
.speaker-full-card .speaker-tbc { margin: 0 24px 20px; }

/* ORG PAGES */
.org-hero-band { display: flex; align-items: center; gap: 24px; margin-bottom: 28px; }
.org-logo-box { background: var(--white); border-radius: var(--radius-md); padding: 14px 20px; display: inline-flex; align-items: center; justify-content: center; }
.org-logo-box img { height: 50px; width: auto; object-fit: contain; display: block; }
.org-lede { font-size: 17px; line-height: 1.8; max-width: 820px; margin-bottom: 48px; color: var(--muted); text-wrap: pretty; }
.org-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.org-card { background: var(--bg); padding: 34px 30px; transition: background 0.25s; }
.sec--mint .org-card { background: var(--bg-2); }
.org-card:hover { background: #062038; }
.org-card-title { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; color: var(--green); margin-bottom: 14px; }
.org-card p { font-size: 15px; color: var(--muted); line-height: 1.75; }
.org-note { display: inline-flex; align-items: baseline; gap: 12px; font-size: 14px; color: var(--green); background: var(--green-bg); border: 1px solid rgba(166,232,180,0.25); border-radius: var(--radius-md); padding: 16px 22px; line-height: 1.6; }

/* SPONSORS - packs détaillés */
.support-tier-sub { font-size: 13.5px; color: var(--muted); line-height: 1.5; }
.support-card.featured .support-tier-sub { color: var(--ink); opacity: 0.85; }
.support-slots { font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sky); font-weight: 700; margin-top: 4px; padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.support-card.featured .support-slots { color: var(--green); }
.support-features { list-style: none; margin: 16px 0 26px; flex: 1; display: flex; flex-direction: column; }
.support-features li { font-size: 14px; color: var(--muted); padding: 11px 0; border-bottom: 1px solid var(--border-soft); display: flex; align-items: baseline; gap: 12px; line-height: 1.55; }
.support-card.featured .support-features li { color: var(--ink); }
.support-features li:last-child { border-bottom: none; }
.support-features li::before { content: ''; width: 6px; height: 6px; background: var(--green); border-radius: 50%; flex-shrink: 0; transform: translateY(-2px); }
.support-cta { display: block; text-align: center; background: transparent; border: 1px solid rgba(255,255,255,0.3); color: var(--white); padding: 14px; border-radius: var(--pill); font-size: 13.5px; font-weight: 700; text-decoration: none; transition: background 0.2s, color 0.2s, border-color 0.2s; }
.support-cta:hover { background: rgba(255,255,255,0.1); color: var(--white); }
.support-card.featured .support-cta { background: var(--sky); border-color: var(--sky); color: var(--bg); }
.support-card.featured .support-cta:hover { background: var(--white); border-color: var(--white); color: var(--bg); }

/* INSCRIPTION (page) */
.info-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1px; margin-bottom: 56px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
.info-item { background: var(--bg); padding: 28px 30px; }
.sec--mint .info-item { background: var(--bg-2); }
.info-item-k { font-size: 11px; letter-spacing: 0.14em; color: var(--green); text-transform: uppercase; font-weight: 700; margin-bottom: 10px; }
.info-item-v { font-size: 15px; color: var(--ink); line-height: 1.6; }
.form-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.1fr); gap: 64px; align-items: start; }
.form-intro { font-size: 15.5px; color: var(--muted); line-height: 1.85; margin-bottom: 14px; }
.form-contact-item { display: flex; gap: 14px; align-items: baseline; font-size: 15px; color: var(--ink); margin-bottom: 12px; }
.form-contact-item span:first-child { color: var(--green); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; min-width: 100px; }
.form-card { background: linear-gradient(160deg, rgba(11,77,125,0.45), rgba(4,24,43,0.2)); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px 38px; box-shadow: var(--shadow-md); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 11px; letter-spacing: 0.12em; color: var(--sky-pale); text-transform: uppercase; font-weight: 700; margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; background: rgba(2,16,29,0.6); border: 1px solid var(--border);
  color: var(--white); font-family: var(--font);
  font-size: 15px; padding: 13px 16px; border-radius: var(--radius-sm);
  outline: none; -webkit-appearance: none; transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.form-group select { background-image: linear-gradient(45deg, transparent 50%, var(--sky) 50%), linear-gradient(135deg, var(--sky) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-inline-end: 40px; }
html[dir="rtl"] .form-group select { background-position: 20px 50%, 15px 50%; }
.form-group select option { background: var(--bg); color: var(--white); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted-2); }
.form-group textarea { min-height: 110px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--green); background: rgba(2,16,29,0.85); box-shadow: 0 0 0 3px rgba(166,232,180,0.15); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit-btn { width: 100%; background: var(--sky); color: var(--bg); border: none; padding: 16px; border-radius: var(--pill); font-family: var(--font); font-size: 14.5px; font-weight: 700; cursor: pointer; transition: background 0.2s; margin-top: 8px; }
.form-submit-btn:hover { background: var(--white); }
.hidden-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* logo video (accueil) */
.logo-video { width: 100%; max-height: 640px; background: var(--bg-deepest); display: block; border-radius: var(--radius-md); border: 1px solid var(--border); }

/* anims */
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes pulse { 0%, 100% { opacity: 0.45; } 50% { opacity: 1; } }
@keyframes cabsSwim { 0% { transform: translate(-10%, 0) scaleX(-1); } 48% { transform: translate(60vw, -14px) scaleX(-1); } 50% { transform: translate(62vw, -14px) scaleX(1); } 98% { transform: translate(-8%, 10px) scaleX(1); } 100% { transform: translate(-10%, 0) scaleX(-1); } }
@keyframes cabsFooterSwim { 0% { transform: translateX(-8vw) scaleX(-1); } 48% { transform: translateX(94vw) scaleX(-1); } 50% { transform: translateX(94vw) scaleX(1); } 98% { transform: translateX(-8vw) scaleX(1); } 100% { transform: translateX(-8vw) scaleX(-1); } }
.fade-in { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; transition: none; }
  .hero-fish, .footer-fish, .hero-kicker i { animation: none; }
}

/* ───────────── RESPONSIVE ───────────── */
@media (max-width: 1100px) {
  .hn-links { display: none; }
  .hn-cta { display: none; }
  .hn-lang { margin-inline-start: auto; }
  .hn-burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; align-items: start; }
  .hero-date { flex-direction: row; align-items: center; gap: 32px; }
  .hd-place { padding-inline-start: 28px; border-inline-start: 1px solid var(--border); }
  .speakers-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 900px) {
  .hero-nav { padding: 12px 20px; gap: 14px; }
  .hero { padding: 120px 24px 0; }
  .hero-stats, .hero-insts { margin: 0 -24px; }
  .hero-stats-inner { grid-template-columns: 1fr 1fr; padding: 0 24px; }
  .hs-item { padding: 22px 18px; border-bottom: 1px solid var(--border-soft); }
  .hs-item:nth-child(odd) { padding-inline-start: 0; }
  .hs-item:nth-child(2) { border-inline-end: none; }
  .hs-item:nth-child(n+3) { border-bottom: none; }
  .hero-insts { padding: 16px 24px; }
  .page-hero { padding: 140px 24px 56px; }
  .page-hero::after { left: 24px; right: 24px; }
  .tr-grid, .org-grid, .info-grid, .form-layout, .form-row { grid-template-columns: 1fr; }
  .speaker-full-grid { grid-template-columns: 1fr 1fr; }
  .form-card { padding: 28px 22px; }
  .download-banner { flex-direction: column; align-items: flex-start; }
  section.sec { padding: 72px 24px; }
  .hub-photo { width: calc(100% + 48px); margin-inline-start: -24px; aspect-ratio: 16/9; }
  .about-grid, .hub-grid, .prog-days, .org-teaser-grid, .support-grid { grid-template-columns: 1fr; }
  .speakers-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .vision-layout { grid-template-columns: 1fr; gap: 44px; }
  .vision-photo { max-width: 340px; }
  .footer-top { flex-direction: column; }
  .partners-section { padding: 44px 24px; }
  .footer-inner { padding: 52px 24px 32px; }
  .phm-item { padding-inline-end: 22px; margin-inline-end: 22px; }
}
@media (max-width: 600px) {
  .hn-mark .hn-name { display: none; }
  .speaker-full-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .hero-date { flex-direction: column; align-items: flex-start; gap: 18px; }
  .hd-place { padding-inline-start: 0; border-inline-start: none; }
  .speakers-grid { grid-template-columns: 1fr 1fr; }
  .prog-item { grid-template-columns: 1fr; gap: 6px; }
  .hero-ctas .btn-primary, .hero-ctas .btn-secondary { width: 100%; justify-content: center; }
}

/* ───────────── EASTER EGGS ───────────── */
.hero-fish { pointer-events: auto; cursor: pointer; padding: 10px; box-sizing: content-box; }
.hero-fish.egg-released { animation: eggRelease 1.6s cubic-bezier(.5,0,.2,1) forwards; }
@keyframes eggRelease { 0% { transform: translate(0,0) scaleX(-1) rotate(0); } 18% { transform: translate(0,-40px) scaleX(-1) rotate(-12deg); } 100% { transform: translate(110vw,30px) scaleX(-1) rotate(4deg); opacity: 0; } }
.egg-toast { position: fixed; left: 50%; bottom: 32px; z-index: 300; transform: translate(-50%, 20px); opacity: 0; max-width: min(560px, calc(100vw - 32px)); background: rgba(2,16,29,0.96); color: var(--ink); border: 1px solid rgba(166,232,180,0.45); border-radius: var(--pill); padding: 14px 24px 14px 18px; display: flex; align-items: center; gap: 12px; font-size: 14px; line-height: 1.45; box-shadow: var(--shadow-md); transition: opacity .35s, transform .35s; pointer-events: none; }
.egg-toast.show { opacity: 1; transform: translate(-50%, 0); }
.egg-toast svg { flex-shrink: 0; }
.egg-school { position: fixed; inset: 0; z-index: 250; pointer-events: none; overflow: hidden; }
.egg-school svg { position: absolute; left: -80px; animation: eggSchool linear forwards; }
@keyframes eggSchool { from { transform: translateX(0) translateY(0); } 50% { transform: translateX(60vw) translateY(-18px); } to { transform: translateX(calc(100vw + 160px)) translateY(6px); } }
html[dir="rtl"] .egg-school svg { left: auto; right: -80px; animation-name: eggSchoolRtl; }
@keyframes eggSchoolRtl { from { transform: translateX(0) scaleX(-1); } 50% { transform: translateX(-60vw) translateY(-18px) scaleX(-1); } to { transform: translateX(calc(-100vw - 160px)) translateY(6px) scaleX(-1); } }
.egg-bubble { position: fixed; bottom: -40px; z-index: 250; pointer-events: none; border-radius: 50%; border: 1.5px solid rgba(159,212,242,0.7); background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.5), rgba(126,196,240,0.08) 60%); animation: eggBubble ease-in forwards; }
@keyframes eggBubble { 0% { transform: translate(0,0); opacity: 0; } 10% { opacity: 1; } 50% { transform: translate(14px,-55vh); } 100% { transform: translate(-10px,-110vh); opacity: 0; } }
.footer-summit-name { cursor: default; user-select: none; }
@media (prefers-reduced-motion: reduce) { .egg-school, .egg-bubble { display: none; } .hero-fish.egg-released { animation: none; opacity: 0; } }

/* programme v6 : fil conducteur et chiffres cles */
.fil-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.fil-card { background: var(--panel-2); border: 1px solid var(--border-soft); border-top: 3px solid var(--blue); border-radius: var(--radius-md); padding: 22px 22px 18px; display: flex; flex-direction: column; gap: 8px; }
.fil-card:nth-child(2) { border-top-color: var(--sky); }
.fil-card:nth-child(3) { border-top-color: var(--green-mid); }
.fil-card:nth-child(4) { border-top-color: var(--green); }
.fil-k { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--sky-pale); font-weight: 700; }
.fil-n { font-size: clamp(30px, 3.4vw, 42px); font-weight: 800; color: var(--white); line-height: 1.05; }
.fil-card p { font-size: 14px; line-height: 1.65; color: var(--muted); margin: 0; flex: 1; }
.fil-tr { font-size: 12px; font-weight: 700; color: var(--green); letter-spacing: 0.04em; }
.fil-thread { margin-top: 26px; text-align: center; font-family: var(--serif); font-style: italic; font-size: clamp(18px, 2vw, 24px); color: var(--sky-pale); }
.prog-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 10px; margin-top: 12px; }
.prog-stat { background: var(--green-bg); border-inline-start: 3px solid var(--green-mid); border-radius: var(--radius-sm); padding: 10px 14px; display: flex; flex-direction: column; gap: 2px; }
.ps-n { font-size: 22px; font-weight: 800; color: var(--white); line-height: 1.1; }
.ps-l { font-size: 13px; line-height: 1.5; color: var(--ink); }
.ps-s { font-size: 11px; color: var(--muted-2); letter-spacing: 0.03em; }