:root{
  /* GLOBAL (LIGHT SITE) */
  --bg:#c6d1db;
  --bg2:#041f44;

  --surface:#dde6ef;
  --surface2:#b8c8d6;

  --surface-dark:#2d4364;
  --surface-dark2:#224c8a;

  --cyan:#0057b8; --cyan2:#0046a0;
  --green:#007a45; --red:#c0001f; --purple:#5c2eb8;

  /* ✅ back to dark readable text for light sections */
  --text:#0c1a2e;
  --muted:#3d5c7a;

  --text-on-dark:#e8f1fc;
  --muted-dark:#aac3e0;

  --border:rgba(0,87,184,0.18);
  --border-dark:rgba(232,241,252,0.18);

  --font-mono:'Share Tech Mono',monospace;
  --font-display:'Syne',sans-serif;
  --font-body:'DM Sans',sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-body);overflow-x:hidden;line-height:1.7}
::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--cyan);border-radius:2px}
body::before{content:'';position:fixed;inset:0;background-image:linear-gradient(rgba(0,87,184,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(0,87,184,0.05) 1px,transparent 1px);background-size:60px 60px;pointer-events:none;z-index:0}

/* NAV */

#navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

#navbar .hero-logo {
  display: flex;
  align-items: center;
  margin-top: 40px;
}

#navbar .hero-logo img {
  height: 60px; 
  width: auto;
  object-fit: contain;
}

/* NAV on top of hero (transparent state) */
nav:not(.scrolled) .nav-logo,
nav:not(.scrolled) .nav-links a{
  color:#e8f1fc;
}
nav:not(.scrolled) .nav-links a:hover{
  color:#7ab8ff;
  border-color:rgba(232,241,252,.18);
  background:rgba(232,241,252,.06);
}
nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 2rem;height:70px;display:flex;align-items:center;justify-content:space-between;transition:all .3s;background:transparent}
nav.scrolled{background:rgba(198,209,219,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);height:60px;box-shadow:0 2px 20px rgba(0,30,80,.08)}
.nav-logo{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-family:var(--font-display);font-weight:800;font-size:1.3rem;letter-spacing:2px;color:var(--text)}
.nav-logo span.accent{color:var(--cyan)}
.nav-logo .logo-badge{width:34px;height:34px;background:linear-gradient(135deg,var(--cyan),var(--purple));border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-family:var(--font-mono);color:#fff;font-weight:bold}
.nav-links{display:flex;align-items:center;gap:.25rem;list-style:none}
.nav-links a{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);text-decoration:none;padding:.42rem .75rem;border-radius:4px;letter-spacing:1px;text-transform:uppercase;transition:all .2s;border:1px solid transparent}
.nav-links a:hover{color:var(--cyan);border-color:var(--border);background:rgba(0,87,184,.06)}
.nav-links a.active{color:var(--cyan)}
.nav-cta{background:var(--cyan)!important;border:none!important;color:#fff!important;padding:.42rem 1rem!important;border-radius:4px;font-family:var(--font-mono);font-size:.7rem!important;letter-spacing:1.5px;cursor:pointer;transition:all .2s}
.nav-cta:hover{background:var(--cyan2)!important;transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:5px}
.hamburger span{display:block;width:22px;height:2px;background:var(--cyan);border-radius:2px}
.mobile-menu{position:fixed;top:60px;left:0;right:0;background:rgba(198,209,219,.97);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:1rem 2rem 2rem;z-index:999;display:none;flex-direction:column;gap:.25rem}
.mobile-menu.open{display:flex}
.mobile-menu a{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);text-decoration:none;padding:.7rem 0;border-bottom:1px solid var(--border);letter-spacing:1.5px;text-transform:uppercase;transition:color .2s}
.mobile-menu a:hover{color:var(--cyan)}

/* HERO */

/* ── NAV logo ── */
#navbar .hero-logo {
  display: flex;
  align-items: center;
}
#navbar .hero-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(122,184,255,0.4));
  transition: filter 0.3s, transform 0.3s;
}
#navbar .hero-logo img:hover {
  filter: drop-shadow(0 0 22px rgba(122,184,255,0.75));
  transform: scale(1.04);
}

/* ── Hero logo (inside section) ── */
.hero-logo {
  flex: 0 0 auto;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  margin-bottom: 2rem;
}
.hero-logo img {
  width: 300px;
  max-width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 30px rgba(122,184,255,0.55)) drop-shadow(0 4px 12px rgba(0,0,0,0.5));
  animation: logo-float 6s ease-in-out infinite;
  transition: filter 0.3s;
}
.hero-logo img:hover {
  filter: drop-shadow(0 0 50px rgba(122,184,255,0.85));
}
@keyframes logo-float {
  0%,100% { transform: translateY(0px); }
  50%      { transform: translateY(-7px); }
}

/* ── Hero badge pill ── */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: #7ab8ff;
  background: rgba(122,184,255,.09);
  border: 1px solid rgba(122,184,255,.28);
  border-radius: 100px;
  padding: .38rem 1rem;
  margin-bottom: 1.75rem;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4fffb0;
  box-shadow: 0 0 6px #4fffb0;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.5); }
}

/* ── Hero meta chips ── */
.hero-meta {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  align-items: center;
}
.hero-meta-item {
  font-family: var(--font-mono);
  font-size: .9rem;
  color: rgba(200,220,255,.65);
  letter-spacing: 1.5px;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.hero-meta-item::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: #7ab8ff;
  opacity: .55;
}
.hero-meta-item:first-child::before { display: none; }

/* ── HERO SECTION ── */
#home {
  --hero-text: #e8f1fc;
  --hero-muted: #8da8cc;
  --hero-border: rgba(122,184,255,0.22);
  --hero-accent: #7ab8ff;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 2rem;
  background: none;
}

#home .hero-subtitle { color: var(--hero-muted); }
#home .hero-subtitle strong { color: var(--hero-text); }
#home .terminal-line { color: var(--hero-muted); }
#home .btn-outline {
  color: var(--hero-text);
  border-color: var(--hero-border);
  backdrop-filter: blur(4px);
  background: rgba(255,255,255,.04);
}
#home .btn-outline:hover {
  border-color: var(--hero-accent);
  color: var(--hero-accent);
  background: rgba(122,184,255,.08);
}

/* background image */
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
  animation: hero-zoom 20s ease-in-out infinite alternate;
}
@keyframes hero-zoom {
  from { transform: scale(1.02); }
  to   { transform: scale(1.10); }
}

/* overlay */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(135deg, rgba(6,14,36,.93) 0%, rgba(6,14,36,.72) 50%, rgba(6,14,36,.50) 100%),
    radial-gradient(ellipse 65% 85% at 78% 50%, rgba(0,70,160,.32) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 15% 75%, rgba(92,46,184,.2) 0%, transparent 60%);
}
.hero-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(122,184,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(122,184,255,.03) 1px, transparent 1px);
  background-size: 52px 52px;
  animation: grid-drift 18s linear infinite;
}
@keyframes grid-drift {
  from { background-position: 0 0; }
  to   { background-position: 52px 52px; }
}

/* scan line */
.scan-line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(32, 94, 16, 0.45), transparent);
  opacity: .3;
  animation: scan 7s linear infinite;
  pointer-events: none;
  z-index: 2;
}
@keyframes scan { 0% { top: 0 } 100% { top: 100% } }

/* hero content */
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: center;
  padding: 110px 0 70px;
}

.hero-subtitle {
  color: var(--hero-muted);
  font-size: .97rem;
  margin-bottom: 2.5rem;
  max-width: 480px;
  line-height: 1.88;
}
.hero-subtitle strong { color: var(--hero-text); }

.hero-btns { display: flex; gap: .85rem; flex-wrap: wrap; align-items: center; }

.btn-primary {
  background: linear-gradient(135deg, #0057b8 0%, #003f8c 100%);
  color: #fff;
  padding: .85rem 2.2rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: bold;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 5px;
  border: 1px solid rgba(122,184,255,.28);
  cursor: pointer;
  transition: all .25s;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  position: relative;
  overflow: hidden;
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.14), transparent);
  opacity: 0;
  transition: opacity .25s;
}
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,87,184,.5), 0 0 0 1px rgba(122,184,255,.4);
}

.btn-outline {
  background: transparent;
  color: var(--hero-text);
  padding: .85rem 2.2rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 5px;
  border: 1px solid rgba(122,184,255,.28);
  cursor: pointer;
  transition: all .25s;
}
.btn-outline:hover {
  border-color: var(--hero-accent);
  color: var(--hero-accent);
  background: rgba(122,184,255,.07);
  transform: translateY(-3px);
}

/* countdown */
.countdown-bar {
  display: flex;
  gap: 0;
  margin-top: 2.8rem;
  background: rgba(6,14,46,.6);
  border: 1px solid rgba(122,184,255,.18);
  border-radius: 8px;
  backdrop-filter: blur(10px);
  overflow: hidden;
  width: fit-content;
}
.countdown-item {
  text-align: center;
  padding: 1.1rem 1.65rem;
}
.countdown-item + .countdown-item {
  border-left: 1px solid rgba(122,184,255,.12);
}
.countdown-num {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: bold;
  color: #fff;
  line-height: 1;
  display: block;
  text-shadow: 0 0 20px rgba(122,184,255,.6);
}
.countdown-label {
  font-size: .57rem;
  color: rgba(122,184,255,.6);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-top: .42rem;
  display: block;
}
.countdown-sep { display: none; }

/* hero visual */
.hero-visual { position:relative; display:flex; align-items:center; justify-content:center; }
.hex-grid { position:relative; width:400px; height:400px; }
.hex-center {
  position:absolute; top:50%; left:50%;
  transform:translate(-50%,-50%);
  width:132px; height:132px;
  background: linear-gradient(135deg, rgba(10,30,80,.95), rgba(5,12,35,.98));
  border: 1.5px solid rgba(122,184,255,.5);
  border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); font-size:1.9rem; font-weight:800;
  color:#fff;
  text-shadow: 0 0 20px rgba(122,184,255,.75);
  box-shadow: 0 0 0 8px rgba(122,184,255,.06), inset 0 0 30px rgba(0,87,184,.35);
  animation: pulse-ring 3s ease-in-out infinite;
}
@keyframes pulse-ring {
  0%,100% { box-shadow: 0 0 0 0 rgba(122,184,255,.35), inset 0 0 30px rgba(0,87,184,.35); }
  50%      { box-shadow: 0 0 0 26px rgba(122,184,255,0), inset 0 0 30px rgba(0,87,184,.35); }
}

/* ── wrapper ── */
.speakers-slider-wrapper{
  position:relative;
  display:flex;
  align-items:center;
  gap:.75rem;
}

/* ── viewport clips overflow ── */
.sp-viewport{
  overflow:hidden;
  flex:1;
  /* fade edges */
  -webkit-mask-image:linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  mask-image:linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
}

/* ── track: CSS grid with 2 rows, cards flow column-by-column ── */
.sp-track{
  display:grid;
  grid-template-rows:1fr 1fr;
  grid-auto-flow:column;             /* fill columns, not rows */
  grid-auto-columns:220px;           /* card width */
  gap:1.25rem;
  transition:transform .45s cubic-bezier(.4,0,.2,1);
  will-change:transform;
  padding:.5rem .25rem;              /* breathing room for box-shadows */
}

/* ── speaker card tweaks for slider context ── */
.sp-track .speaker-card{
  width:220px;
  margin:0;
  /* keep the existing card styles, just override sizing */
}
.sp-track .speaker-media{
  height:200px;
}

/* ── arrows ── */
.sp-arrow{
  flex-shrink:0;
  width:42px;height:42px;
  border-radius:50%;
  background:var(--surface);
  border:1px solid var(--border);
  color:var(--muted);
  font-size:1.1rem;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:all .2s;
  z-index:2;
}
.sp-arrow:hover{
  background:var(--cyan);
  border-color:var(--cyan);
  color:#fff;
  box-shadow:0 4px 16px rgba(0,87,184,.35);
}

/* ── dots ── */
.sp-dots{
  display:flex;
  gap:.4rem;
  justify-content:center;
  margin-top:1.5rem;
}
.sp-dot{
  width:6px;height:6px;
  border-radius:50%;
  background:var(--border);
  transition:all .2s;
  cursor:pointer;
  border:none;
}
.sp-dot.active{
  background:var(--cyan);
  width:22px;
  border-radius:3px;
}

/* ── responsive ── */
@media(max-width:900px){
  .sp-track{
    grid-auto-columns:180px;
  }
  .sp-track .speaker-card{width:180px;}
  .sp-track .speaker-media{height:170px;}
}
@media(max-width:600px){
  .sp-track{
    grid-template-rows:1fr;   /* single row on mobile */
    grid-auto-columns:160px;
  }
  .sp-track .speaker-card{width:160px;}
  .sp-track .speaker-media{height:155px;}
  .sp-arrow{width:32px;height:32px;font-size:.85rem;}
}

.orbit { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); border:1px dashed rgba(122,184,255,.22); border-radius:50%; }
.orbit-1 { width:210px; height:210px; animation:spin 20s linear infinite; }
.orbit-2 { width:315px; height:315px; animation:spin 35s linear infinite reverse; border-color:rgba(122,184,255,.13); }
.orbit-3 { width:395px; height:395px; animation:spin 50s linear infinite; border-color:rgba(122,184,255,.07); }
@keyframes spin { from{transform:translate(-50%,-50%) rotate(0deg)} to{transform:translate(-50%,-50%) rotate(360deg)} }
.orbit-dot { position:absolute; width:9px; height:9px; background:var(--cyan); border-radius:50%; top:-4.5px; left:50%; transform:translateX(-50%); box-shadow:0 0 12px rgba(122,184,255,.9); }
.orbit-dot-red   { background:#ff4060; box-shadow:0 0 12px rgba(255,64,96,.9); }
.orbit-dot-green { background:#4fffb0; box-shadow:0 0 12px rgba(79,255,176,.9); }

/* glitch / terminal */
.glitch{position:relative}
.glitch::after{content:attr(data-text);position:absolute;top:0;left:2px;color:var(--cyan);clip-path:polygon(0 30%,100% 30%,100% 50%,0 50%);animation:glitch-anim 4s infinite;opacity:.4}
@keyframes glitch-anim{0%,90%,100%{clip-path:polygon(0 0,0 0,0 0,0 0);left:0}92%{clip-path:polygon(0 30%,100% 30%,100% 50%,0 50%);left:2px}94%{clip-path:polygon(0 60%,100% 60%,100% 75%,0 75%);left:-2px}96%{clip-path:polygon(0 10%,100% 10%,100% 25%,0 25%);left:1px}}
.cursor-blink::after{content:'_';animation:blink 1s step-end infinite;color:var(--cyan)}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.terminal-line{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);margin-bottom:.75rem}
.terminal-line .prompt{color:var(--green)}.terminal-line .cmd{color:var(--cyan)}

/* STATS */
.stats-strip{background:var(--bg2);border-top:1px solid var(--border-dark);border-bottom:1px solid var(--border-dark);padding:2rem;position:relative;z-index:1}
.stats-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.stat-item .num{font-family:var(--font-display);font-size:2.5rem;font-weight:800;color:#e8f1fc;display:block}
.stat-item .label{font-family:var(--font-mono);font-size:.7rem;color:var(--muted-dark);letter-spacing:2px;text-transform:uppercase}

/* SECTIONS */
section{position:relative;z-index:1}
.section-wrap{max-width:1200px;margin:0 auto;padding:6rem 2rem;}
.section-head{margin-bottom:4rem;display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.section-tag{font-family:var(--font-mono);font-size:.68rem;color:var(--cyan);letter-spacing:3px;text-transform:uppercase;margin-bottom:.75rem;display:flex;align-items:center;gap:.5rem}
.section-tag::before{content:'//';opacity:.4}
.section-title{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.6rem);font-weight:800;line-height:1.15;letter-spacing:-.5px}
.section-title .highlight{color:var(--cyan)}
.dark-section .section-tag{color:#7ab8ff}
.dark-section .section-title{color:var(--text-on-dark)}
.dark-section .section-title .highlight{color:#7ab8ff}
.tags-row{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1.5rem}
.tag{font-family:var(--font-mono);font-size:.65rem;padding:.3rem .7rem;border-radius:3px;border:1px solid;letter-spacing:1px;text-transform:uppercase}
.tag-cyan{color:var(--cyan);border-color:rgba(0,87,184,.3);background:rgba(0,87,184,.06)}
.tag-green{color:var(--green);border-color:rgba(0,122,69,.3);background:rgba(0,122,69,.06)}
.tag-purple{color:var(--purple);border-color:rgba(92,46,184,.3);background:rgba(92,46,184,.06)}
.tag-red{color:var(--red);border-color:rgba(192,0,31,.3);background:rgba(192,0,31,.06)}
.dark-section .tag-cyan{color:#7ab8ff;border-color:rgba(122,184,255,.35);background:rgba(122,184,255,.08)}
.dark-section .tag-green{color:#5de0a0;border-color:rgba(93,224,160,.3);background:rgba(93,224,160,.06)}
.dark-section .tag-purple{color:#b49fff;border-color:rgba(180,159,255,.3);background:rgba(180,159,255,.06)}
.dark-section .tag-red{color:#ff8fa0;border-color:rgba(255,143,160,.3);background:rgba(255,143,160,.06)}

/* ABOUT */
#about{background:var(--bg)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-text p{color:var(--muted);line-height:1.9;margin-bottom:1.2rem;font-size:.95rem}
.about-text p strong{color:var(--text)}
.about-video-box{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden;position:relative;box-shadow:0 4px 24px rgba(0,30,80,.08)}
.about-video-box::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--cyan),var(--purple));z-index:1}
.video-placeholder{height:260px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--surface),var(--surface2));flex-direction:column;gap:1rem;color:var(--muted);font-family:var(--font-mono);font-size:.8rem}
.play-btn{width:56px;height:56px;background:rgba(0,87,184,.1);border:1px solid var(--cyan);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--cyan);font-size:1.2rem;cursor:pointer;transition:all .2s}
.play-btn:hover{background:var(--cyan);color:#fff}

/* PROGRAM */
#event{background:var(--bg2)}
.program-tabs{display:flex;gap:0;margin-bottom:2.5rem;border-bottom:1px solid var(--border-dark)}
.tab-btn{font-family:var(--font-mono);font-size:.72rem;letter-spacing:2px;text-transform:uppercase;padding:.8rem 1.5rem;background:transparent;border:none;color:var(--muted-dark);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .2s}
.tab-btn.active{color:#e8f1fc;border-bottom-color:#e8f1fc}
.tab-btn:hover{color:#e8f1fc}
.program-content{display:none}
.program-content.active{display:block}
.timeline{display:flex;flex-direction:column;gap:1px}
.timeline-item{display:grid;grid-template-columns:150px 1fr;border:1px solid var(--border-dark);background:var(--surface-dark);border-radius:4px;overflow:hidden;margin-bottom:1px;transition:all .2s}
.timeline-item:hover{border-color:rgba(232,241,252,.4);background:var(--surface-dark2)}
.timeline-time{background:rgba(232,241,252,.07);border-right:1px solid var(--border-dark);padding:1rem;font-family:var(--font-mono);font-size:.78rem;color:#a8ccf0;display:flex;align-items:center;justify-content:center;text-align:center;letter-spacing:1px}
.timeline-body{padding:1rem 1.5rem}
.timeline-body h4{font-family:var(--font-display);font-size:.9rem;font-weight:700;margin-bottom:.2rem;color:var(--text-on-dark)}
.timeline-body p{color:var(--muted-dark);font-size:.82rem}
.face-bg-img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
/* SPEAKERS */
/* SPEAKERS */
#team{background:var(--bg)}
.speakers-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  gap:1.5rem;
}

/* carte */
.speaker-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  padding:0;                 /* important (plus de padding global) */
  box-shadow:0 2px 12px rgba(0,30,80,.06);
  transition:all .3s;
  position:relative;
}
.speaker-card:hover{
  border-color:rgba(0,87,184,.35);
  transform:translateY(-4px);
  box-shadow:0 12px 40px rgba(0,30,80,.12);
}

/* image full */
.speaker-media{
  position:relative;
  height:260px;              /* ajuste selon ton design */
  overflow:hidden;
}
.speaker-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transform:scale(1.02);
  transition:transform .35s ease;
}
.speaker-card:hover .speaker-media img{
  transform:scale(1.08);
}

/* couche déco (overlay) */
.speaker-overlay{
  position:absolute;
  inset:0;
  /* 3 couches : sombre + lumière + motif */
  background:
    radial-gradient(80% 60% at 80% 20%, rgba(0, 86, 184, 0.418), transparent 60%),
    radial-gradient(60% 60% at 20% 90%, rgba(92, 46, 184, 0.329), transparent 55%),
    linear-gradient(to top, rgba(12,26,46,.92) 0%, rgba(12,26,46,.25) 55%, rgba(12,26,46,0) 100%);
  pointer-events:none;
}

/* infos speaker (en bas) */
.speaker-info{
  padding:1.1rem 1.1rem 1.25rem;
}
.speaker-name{
  font-family:var(--font-display);
  font-size:1.02rem;
  font-weight:800;
  color:var(--text);
  line-height:1.2;
  margin-bottom:.35rem;
}
.speaker-role{
  font-family:var(--font-mono);
  font-size:.68rem;
  color:var(--muted);
  letter-spacing:1px;
  text-transform:uppercase;
}
/* SPONSORS */
#client{background:var(--bg2)}
.sponsors-tier{margin-bottom:3rem}
.tier-label{font-family:var(--font-mono);font-size:.65rem;color:var(--muted-dark);letter-spacing:3px;text-transform:uppercase;margin-bottom:1.5rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-dark);display:flex;align-items:center;gap:1rem}
.tier-label::after{content:'';flex:1;height:1px;background:var(--border-dark)}
.sponsors-row{display:flex;flex-wrap:wrap;gap:1rem;align-items:stretch}
.sponsor-box{background:var(--surface-dark);border:1px solid var(--border-dark);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:all .2s;cursor:pointer;min-width:160px}
.sponsor-box:hover{border-color:rgba(232,241,252,.5);transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.15)}
.sponsor-img-area{width:100%;height:90px;background:var(--surface-dark2);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.sponsor-img-area img{width:100%;height:100%;object-fit:contain;padding:.75rem}
.img-hint{font-family:var(--font-mono);font-size:.58rem;color:var(--muted-dark);letter-spacing:1px;text-align:center;padding:.5rem;line-height:1.6}
.sponsor-name{font-family:var(--font-mono);font-size:.68rem;color:var(--muted-dark);letter-spacing:1px;padding:.5rem .75rem;text-align:center;border-top:1px solid var(--border-dark);width:100%}
.sponsor-box.gold .sponsor-img-area{height:110px}
.sponsor-box.gold .sponsor-name{font-size:.75rem;color:#e8f1fc}
.btn-see-more{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--font-mono);font-size:.7rem;color:var(--cyan);text-decoration:none;letter-spacing:1.5px;text-transform:uppercase;border:1px solid var(--border);padding:.5rem 1rem;border-radius:4px;transition:all .2s}
.btn-see-more:hover{background:rgba(0,87,184,.08);border-color:var(--cyan)}
.dark-section .btn-see-more{color:#a8ccf0;border-color:var(--border-dark)}
.dark-section .btn-see-more:hover{background:rgba(232,241,252,.1);border-color:#a8ccf0}

/* CONF & CTF */
.tracks-section{background:var(--bg)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:2rem}
.info-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:2rem;position:relative;overflow:hidden;box-shadow:0 2px 12px rgba(0,30,80,.06)}
.info-card::before{content:'';position:absolute;top:0;left:0;width:3px;height:100%}
.info-card.cyan::before{background:var(--cyan)}.info-card.purple::before{background:var(--purple)}
.info-card h3{font-family:var(--font-display);font-size:1.1rem;font-weight:700;margin-bottom:.75rem;color:var(--text)}
.info-card p{color:var(--muted);font-size:.88rem;line-height:1.75;margin-bottom:1rem}
.feature-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}
.feature-list li{font-size:.85rem;color:var(--muted);display:flex;align-items:flex-start;gap:.5rem}
.feature-list li::before{content:'›';color:var(--cyan);font-size:1rem;line-height:1.4;flex-shrink:0}

/* PAST EDITIONS */
#editions{background:var(--bg2)}
.editions-slider{position:relative;overflow:hidden}
.editions-track{display:flex;gap:1.5rem;transition:transform .4s cubic-bezier(.4,0,.2,1);will-change:transform}
.edition-slide{min-width:calc(33.333% - 1rem);background:var(--surface-dark);border:1px solid var(--border-dark);border-radius:8px;overflow:hidden;flex-shrink:0;transition:all .3s}
.edition-slide:hover{border-color:rgba(232,241,252,.4);transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.15)}
.edition-header{position:relative;overflow:hidden;height:160px}
.edition-bg-img{width:100%;height:100%;object-fit:cover;display:block;position:absolute;inset:0;z-index:0}
.edition-overlay{position:absolute;inset:0;z-index:1;background:linear-gradient(to bottom,rgba(30,55,100,.5),rgba(15,35,75,.88))}
.edition-img-placeholder{position:absolute;inset:0;z-index:0;background:linear-gradient(135deg,#2e4d7a,#1a3560);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:.62rem;color:rgba(168,204,240,.45);letter-spacing:2px;text-align:center;padding:1rem;line-height:1.8}
.edition-header-content{position:relative;z-index:2;padding:1.25rem 1.5rem;height:100%;display:flex;flex-direction:column;justify-content:flex-end}
.edition-year{font-family:var(--font-display);font-size:3.5rem;font-weight:800;color:rgba(232,241,252,.1);position:absolute;top:.25rem;right:1rem;line-height:1;z-index:3;pointer-events:none}
.edition-num{font-family:var(--font-mono);font-size:.65rem;color:#a8ccf0;letter-spacing:3px;text-transform:uppercase;margin-bottom:.3rem}
.edition-title{font-family:var(--font-display);font-size:1.1rem;font-weight:700;color:var(--text-on-dark);margin-bottom:.15rem}
.edition-meta{font-family:var(--font-mono);font-size:.62rem;color:var(--muted-dark);letter-spacing:1px}
.edition-body{padding:1.25rem 1.5rem}
.edition-stats{display:flex;gap:1.5rem;margin-bottom:1.25rem}
.edition-stat .n{font-family:var(--font-mono);font-size:1.1rem;color:#a8ccf0;font-weight:bold}
.edition-stat .l{font-size:.65rem;color:var(--muted-dark);text-transform:uppercase;letter-spacing:1px}
.edition-tags{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:1.25rem}
.slider-controls{display:flex;align-items:center;gap:1rem;margin-top:2rem;justify-content:center}
.slider-btn{width:40px;height:40px;background:var(--surface-dark);border:1px solid var(--border-dark);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--muted-dark);font-size:1rem;transition:all .2s}
.slider-btn:hover{border-color:rgba(232,241,252,.5);color:var(--text-on-dark)}
.slider-dots{display:flex;gap:.4rem}
.slider-dot{width:6px;height:6px;border-radius:50%;background:var(--border-dark);transition:all .2s;cursor:pointer}
.slider-dot.active{background:#e8f1fc;width:20px;border-radius:3px}

/* FOOTER */
footer{background:var(--bg2);border-top:1px solid var(--border-dark);padding:3rem 2rem 2rem;position:relative;z-index:1}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem}
.footer-brand .logo{font-family:var(--font-display);font-size:1.4rem;font-weight:800;letter-spacing:2px;margin-bottom:.75rem;color:var(--text-on-dark)}
.footer-brand .logo span{color:#7ab8ff}
.footer-brand p{color:var(--muted-dark);font-size:.85rem;line-height:1.75}
.footer-col h5{font-family:var(--font-mono);font-size:.65rem;letter-spacing:3px;text-transform:uppercase;color:var(--muted-dark);margin-bottom:1.25rem}
.footer-col a{display:block;font-size:.85rem;color:var(--muted-dark);text-decoration:none;margin-bottom:.5rem;transition:color .2s}
.footer-col a:hover{color:#e8f1fc}
.footer-bottom{max-width:1200px;margin:2rem auto 0;padding-top:1.5rem;border-top:1px solid var(--border-dark);display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer-bottom p{font-family:var(--font-mono);font-size:.65rem;color:var(--muted-dark);letter-spacing:1px}
.footer-bottom span{color:#7ab8ff}

/* FADE */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:1024px){
  .hero-content{grid-template-columns:1fr;padding:100px 0 60px}
  .hex-grid{display:none}
  .about-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .two-col{grid-template-columns:1fr}
  .hero-logo{justify-content:flex-start}
  .hero-logo img{width:240px}
  .countdown-bar{width:100%}
  .countdown-item{flex:1}
}
@media(max-width:900px){.edition-slide{min-width:calc(50% - .75rem)}}
@media(max-width:768px){.stats-inner{grid-template-columns:repeat(2,1fr)}.nav-links{display:none}.hamburger{display:flex}.speakers-grid{grid-template-columns:repeat(2,1fr)}.footer-inner{grid-template-columns:1fr}}
@media(max-width:600px){.edition-slide{min-width:85%}}