/* /////// THEME + RESET \\\\ */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  color: #dbe7ff;
  background: #0b0f14;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, 'Noto Sans', 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol';
  line-height: 1.6;
  overflow-x: hidden;
}
:root {
  --bg: #0b0f14;
  --panel: #0f1722;
  --accent: #7aa2ff;
  --accent-2: #2ee6a6;
  --muted: #95a3bf;
  --ring: rgba(122,162,255,0.2);
}

.container { width: min(1200px, 92vw); margin: 0 auto; }
.muted { color: var(--muted); }
.accent { color: var(--accent); }

/* /////// BACKGROUND LAYERS \\\\ */
#fx-canvas {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: -2; display: block;
}
#ribbons-container { display: none; }
.particles-container, #particles-container {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: -3; pointer-events: none; overflow: hidden;
}
.grain {
  position: fixed; inset: -10%; pointer-events: none; z-index: -1;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="140" height="140" viewBox="0 0 140 140"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="2" stitchTiles="stitch"/><feColorMatrix type="saturate" values="0"/><feComponentTransfer><feFuncA type="table" tableValues="0 0 0 0.25 0"/></feComponentTransfer></filter><rect width="100%" height="100%" filter="url(%23n)"/></svg>');
  opacity: .12; mix-blend-mode: soft-light; animation: grainMove 13s steps(10) infinite;
}
@keyframes grainMove { from { transform: translate3d(0,0,0) } to { transform: translate3d(-10%, -10%, 0) } }

.glow-layer::before,
.glow-layer::after {
  content: ""; position: fixed; inset: -20%; z-index: -1; filter: blur(80px); opacity: .14;
}
.glow-layer::before { background: radial-gradient(600px 600px at 10% 20%, var(--accent), transparent 60%); }
.glow-layer::after { background: radial-gradient(700px 700px at 90% 10%, var(--accent-2), transparent 60%); }

/* /////// HEADER \\\\ */
.site-header { position: sticky; top: 0; backdrop-filter: blur(8px); background: rgba(11,15,20,.35); border-bottom: 1px solid rgba(122,162,255,.08); z-index: 10; }
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.logo { font-weight: 800; letter-spacing: .5px; text-decoration: none; color: #eaf2ff; }
.logo span { color: var(--accent); }
.nav a { color: #c9d8ff; text-decoration: none; margin-left: 20px; font-weight: 600; opacity: .9; }
.nav a:hover { color: #fff; }

/* /////// BUTTONS \\\\ */
.btn { display: inline-flex; gap: 10px; align-items: center; padding: 12px 18px; border-radius: 12px; text-decoration: none; font-weight: 700; letter-spacing: .2px; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; will-change: transform; }
.btn.primary { background: linear-gradient(135deg, var(--accent), #3a6fff); color: #0b0f14; box-shadow: 0 10px 30px rgba(122,162,255,.25); }
.btn.primary:hover { transform: translateY(-2px); }
.btn.ghost { background: rgba(122,162,255,.12); color: #eaf2ff; border: 1px solid rgba(122,162,255,.25); }
.btn.ghost:hover { background: rgba(122,162,255,.2); transform: translateY(-2px); }

/* /////// HERO \\\\ */
.hero { position: relative; padding: 11vh 0 14vh; }
.hero .container { display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 48px; }
.hero h1 { font-size: clamp(40px, 6vw, 86px); line-height: 1.02; margin: 0 0 18px; letter-spacing: -0.02em; }
.hero p { font-size: clamp(16px, 2vw, 20px); max-width: 60ch; }
.cta-row { display: flex; gap: 14px; margin-top: 18px; flex-wrap: wrap; }
.socials { display: flex; gap: 14px; margin-top: 28px; }
.social { width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; background: rgba(255,255,255,.06); color: #eaf2ff; border: 1px solid rgba(255,255,255,.08); transition: transform .2s ease, background .2s ease; }
.social:hover { transform: translateY(-2px) scale(1.02); background: rgba(255,255,255,.12); }

.hero-visual { position: relative; min-height: 440px; }
.ring { position: absolute; border: 1px solid var(--ring); border-radius: 999px; animation: ringPulse 6s ease-in-out infinite; }
.ring.r1 { width: 160px; height: 160px; left: 20%; top: 25%; animation-delay: 0s; }
.ring.r2 { width: 280px; height: 280px; left: 45%; top: 10%; animation-delay: .7s; }
.ring.r3 { width: 420px; height: 420px; left: 25%; top: 45%; animation-delay: 1.2s; }
@keyframes ringPulse { 0%,100% { transform: scale(.98); opacity: .7 } 50% { transform: scale(1.03); opacity: 1 } }

.cursor-trail { position: absolute; inset: 0; pointer-events: none; }

/* scroll-indicator supprimé */

/* /////// SECTIONS \\\\ */
.section { padding: 96px 0; position: relative; }
.section .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; margin-top: 32px; }
.card { padding: 24px; border-radius: 20px; background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03)); border: 1px solid rgba(255,255,255,.1); box-shadow: 0 12px 40px rgba(0,0,0,.45), inset 0 0 0 1px rgba(255,255,255,.05); transition: all .3s cubic-bezier(0.4, 0, 0.2, 1); position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255,255,255,.1), transparent); transition: left .6s ease; }
.card:hover::before { left: 100%; }
.card:hover { transform: translateY(-8px) scale(1.02); box-shadow: 0 25px 80px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,255,255,.08); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.stack { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px 20px; color: #c6d6ff; }
.center { text-align: center; }
/* Ajustement pour le wrapper de compétences sans cartes */
.skills-stack h3 { color: var(--accent); margin: 0 0 8px; }
.skills-stack p { margin: 0 0 12px; }

/* /////// RADIAL SKILLS \ */
.skills-radials { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; margin-top: 24px; align-items: center; }
.radial { display: grid; justify-items: center; gap: 10px; }
.radial svg { width: 140px; height: 140px; transform: rotate(-90deg); overflow: visible; }
.radial .bg { fill: none; stroke: rgba(255,255,255,0.08); stroke-width: 12; }
.radial .fg { fill: none; stroke: #7aa2ff; stroke-width: 12; stroke-linecap: round; stroke-dasharray: 327; stroke-dashoffset: 327; filter: drop-shadow(0 0 12px rgba(122,162,255,.35)); }
.radial.c1 .fg { stroke: #7aa2ff; filter: drop-shadow(0 0 12px rgba(122,162,255,.35)); }
.radial.c2 .fg { stroke: #2ee6a6; filter: drop-shadow(0 0 12px rgba(46,230,166,.35)); }
.radial.c3 .fg { stroke: #ffc36b; filter: drop-shadow(0 0 12px rgba(255,195,107,.35)); }
.radial.c4 .fg { stroke: #ff6b6b; filter: drop-shadow(0 0 12px rgba(255,107,107,.35)); }
.radial .label { text-align: center; display: grid; gap: 4px; }
.radial .label strong { color: #eaf2ff; }
.radial .label span { color: var(--muted); font-weight: 700; }

/* Pourcentage géré par JS (strokeDashoffset) */

/* /////// FOOTER \\\\ */
.site-footer { padding: 28px 0; border-top: 1px solid rgba(255,255,255,.08); background: rgba(11,15,20,.5); }
.site-footer .container { display: flex; align-items: center; justify-content: center; }

/* /////// REVEAL ANIMATIONS \\\\ */
.reveal-up { opacity: 0; transform: translateY(20px); transition: opacity .8s cubic-bezier(0.4, 0, 0.2, 1) var(--d,0ms), transform .8s cubic-bezier(0.4, 0, 0.2, 1) var(--d,0ms); }
.reveal-up.is-visible { opacity: 1; transform: translateY(0); }
.reveal-fade { opacity: 0; transform: translateY(15px) scale(.95); transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1) calc(150ms * var(--i, 0)), transform 1s cubic-bezier(0.4, 0, 0.2, 1) calc(150ms * var(--i, 0)); }
.reveal-fade.is-visible { opacity: 1; transform: translateY(0) scale(1); }

/* /////// PARALLAX \\\\ */
[data-parallax] { will-change: transform; }

/* /////// TILT \\\\ */
.tilt { transform-style: preserve-3d; perspective: 800px; }
.tilt:hover { transform: translateY(-4px); }
.tilt > * { transform: translateZ(30px); }
.tilt h3, .tilt p { transform: none; }

/* /////// CARD STYLES \\\\ */
.card h3 { margin: 0 0 8px; font-size: 1.25rem; font-weight: 700; color: #eaf2ff; }
.card p { margin: 0 0 12px; line-height: 1.5; }
.card .muted { font-size: 0.9rem; opacity: 0.8; }

/* /////// ANIMATED ELEMENTS \\\\ */
.metric-chart { position: relative; height: 60px; margin: 16px 0; overflow: hidden; }
.metric-chart::before { content: ''; position: absolute; top: 50%; left: -100%; width: 100%; height: 2px; background: linear-gradient(90deg, transparent, #7aa2ff, transparent); animation: chartFlow 3s ease-in-out infinite; }
@keyframes chartFlow { 0%, 100% { left: -100%; } 50% { left: 100%; } }

.tech-logo { position: absolute; top: 16px; right: 16px; width: 32px; height: 32px; opacity: 0.8; transition: opacity .3s ease; }
.card:hover .tech-logo { opacity: 1; }
.tech-logo[alt="Kara Tools"] { border-radius: 8px; }

/* /////// PROJECTS SECTION TWEAKS \\ */
#work .card { padding: 28px 32px; }
#work .card .tech-logo { top: 28px; right: 32px; }

.tech-loop-container { width: 100%; overflow: hidden; margin: 32px 0; }
.tech-loop { display: flex; gap: 40px; padding: 20px 0; will-change: transform; width: max-content; }
.tech-loop img { width: 40px; height: 40px; opacity: 0.7; transition: opacity .3s ease; flex-shrink: 0; cursor: pointer; }
.tech-loop:hover img { opacity: 1; }
@keyframes techScroll { 
  0% { transform: translateX(0); } 
  100% { transform: translateX(-50%); } 
}

/* Click spark animation */
.click-spark { position: absolute; pointer-events: none; }
.click-spark::before { content: ''; position: absolute; width: 10px; height: 10px; background: #fff; border-radius: 50%; animation: sparkExplode 400ms ease-out forwards; }
@keyframes sparkExplode { 
  0% { transform: scale(0) rotate(0deg); opacity: 1; } 
  100% { transform: scale(1) rotate(360deg); opacity: 0; } 
}

/* /////// RESPONSIVE \\\\ */
@media (max-width: 1000px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { min-height: 320px; }
  .section .grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section .grid { grid-template-columns: 1fr; }
}


/* /////// ELECTRIC BORDER (subtil, blanc) \\ */
.electric-border {
  --electric-border-color: #ffffff;
  --electric-light-color: oklch(from var(--electric-border-color) l c h);
  --eb-border-width: 2px;
  position: relative;
  border-radius: inherit;
  /* Optimisations de performance légères */
  will-change: transform, filter;
  transform: translate3d(0, 0, 0);
  overflow: visible;
}

.eb-svg {
  position: fixed;
  left: -10000px;
  top: -10000px;
  width: 10px;
  height: 10px;
  opacity: 0.001;
  pointer-events: none;
}

.eb-layers {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 2;
}

.eb-stroke,
.eb-glow-1,
.eb-glow-2,
.eb-background-glow {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-sizing: border-box;
}

.eb-stroke {
  border: var(--eb-border-width) solid var(--electric-border-color);
}

.eb-glow-1 {
  border: var(--eb-border-width) solid oklch(from var(--electric-border-color) l c h / 0.5);
  opacity: 0.35;
  filter: blur(calc(0.5px + (var(--eb-border-width) * 0.25)));
}

.eb-glow-2 {
  border: var(--eb-border-width) solid var(--electric-light-color);
  opacity: 0.28;
  filter: blur(calc(1.5px + (var(--eb-border-width) * 0.5)));
}

.eb-background-glow {
  z-index: -1;
  transform: scale(1.06);
  filter: blur(24px);
  opacity: 0.22;
  background: linear-gradient(-30deg, var(--electric-light-color), transparent, var(--electric-border-color));
}

/* Appliquer par défaut aux cartes */

/* Optimisation pour appareils moins puissants */
@media (prefers-reduced-motion: reduce) {
  .electric-border {
    animation: none !important;
  }
  
  .electric-border * {
    animation: none !important;
  }
}

/* Assurer que l'effet électrique fonctionne */
.electric-border:hover {
  --electric-border-color: #ffffff;
  --electric-light-color: oklch(from var(--electric-border-color) l c h);
}

/* Optimisation pour écrans haute densité */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .electric-border {
    filter: contrast(0.8) brightness(1.1);
  }
}

/* /////// ABOUT LAYOUT \\\\ */
.about-electric-card {
  padding: 2rem;
  margin-top: 2rem;
  opacity: 0;
  transform: translateY(40px) scale(0.95);
  transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1), 
              transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-electric-card.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.about-electric-card::before {
  display: none;
}

.about-layout {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
}

.profile-card-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 500px;
  flex: 0 0 400px;
  max-width: 400px;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex: 1;
}

.about-text h3 {
  color: var(--accent);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.about-text p {
  line-height: 1.7;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1) var(--d, 0ms), 
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1) var(--d, 0ms);
}

.about-text p.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Couleurs spécifiques pour les sections */
.about-text .passions-text {
  color: #ffffff;
  font-weight: 500;
}

.about-text .parcours-text {
  color: #dbe7ff;
  font-weight: 400;
}

.about-text .stack {
  list-style: none;
  padding: 0;
  margin: 0;
}

.about-text .stack li {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(122, 162, 255, 0.1);
  color: var(--muted);
}

.about-text .stack li:last-child {
  border-bottom: none;
}

.about-info {
  margin: 1rem 0;
}

.info-item {
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(122, 162, 255, 0.1);
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.info-item:last-child {
  border-bottom: none;
}

.info-item strong {
  color: var(--accent);
  min-width: 120px;
  font-weight: 600;
}

/* /////// SKILLS GRID \\\\ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.skill-category {
  background: rgba(15, 23, 34, 0.6);
  border: 1px solid rgba(122, 162, 255, 0.1);
  border-radius: 12px;
  padding: 2rem;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.skill-category:hover {
  border-color: rgba(122, 162, 255, 0.3);
  transform: translateY(-4px);
}

.skill-category h3 {
  color: var(--accent);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.skill-category p {
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.skill-category p:last-child {
  margin-bottom: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .about-electric-card {
    padding: 1.5rem;
  }
  
  .about-layout {
    flex-direction: column;
    gap: 2rem;
  }
  
  .profile-card-container {
    min-height: 400px;
    flex: none;
    max-width: none;
  }
  
  .info-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }
  
  .info-item strong {
    min-width: auto;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .skill-category {
    padding: 1.5rem;
  }
}

/* /////// SKILLS PANEL (nouvelle présentation) \\ */
.skills-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.chip { padding: 8px 12px; border-radius: 999px; background: rgba(122,162,255,.12); border: 1px solid rgba(122,162,255,.25); color: #eaf2ff; font-weight: 600; font-size: 0.95rem; letter-spacing: .2px; }
.chip:hover { background: rgba(122,162,255,.2); }

/* chips responsive: rien à faire, flex-wrap gère */

@media (max-width: 480px) {
  .about-electric-card {
    padding: 1rem;
  }
  
  .about-layout {
    gap: 1.5rem;
  }
  
  .profile-card-container {
    min-height: 350px;
  }
  
  .about-text h3 {
    font-size: 1.1rem;
  }
}