/* Modal base */
.modal { position: fixed; inset: 0; display: none; z-index: 40; }
.modal[aria-hidden="false"] { display: block; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(2px); }
.modal-dialog { position: relative; max-width: 1100px; margin: 6vh auto; padding: 0; background: color-mix(in oklab, var(--bg), #0b1220 10%); border: 1px solid color-mix(in oklab, var(--text), transparent 90%); border-radius: 18px; box-shadow: 0 30px 80px rgba(0,0,0,0.5); overflow: hidden; }
.modal-dialog.sheet { display: grid; grid-template-rows: auto 1fr auto; position: fixed; top: 0; right: 0; height: 100vh; width: clamp(360px, 42vw, 640px); margin: 0; border-radius: 0 0 0 0; border-left: 1px solid color-mix(in oklab, var(--text), transparent 90%); transform: translateX(100%); transition: transform .35s ease; }
.modal[aria-hidden="false"] .modal-dialog.sheet { transform: translateX(0); }
.modal-close { position: absolute; top: 10px; right: 12px; width: 36px; height: 36px; border-radius: 50%; border: 1px solid color-mix(in oklab, var(--text), transparent 80%); background: color-mix(in oklab, var(--bg), transparent 20%); color: var(--text); cursor: pointer; }
.modal-header { display:flex; align-items:center; padding: 12px 18px; border-bottom: 1px solid color-mix(in oklab, var(--text), transparent 90%); }
.modal-header .back-link { 
  background: color-mix(in oklab, var(--primary), transparent 85%); 
  border: 1px solid color-mix(in oklab, var(--primary), transparent 70%); 
  color: var(--text); 
  cursor: pointer; 
  font-weight: 600; 
  padding: 8px 16px; 
  border-radius: 8px; 
  transition: all 0.2s ease;
}

.modal-header .back-link:hover {
  background: color-mix(in oklab, var(--primary), transparent 75%);
  border-color: var(--primary);
}
.back-link-inline { 
  align-self: flex-start;
  margin: 6px 0 10px;
  background: linear-gradient(135deg, color-mix(in oklab, var(--primary), transparent 85%), color-mix(in oklab, var(--primary), transparent 92%));
  border: 1px solid color-mix(in oklab, var(--primary), transparent 70%);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 10px;
  font-weight: 600;
}
.modal-header .spacer { flex: 1; }
.modal-body { padding: 24px; color: var(--text); overflow: auto; display: flex; flex-direction: column; gap: 16px; }
.modal-body p { margin: 6px 0 14px; line-height: 1.7; }
.modal-body ul { padding-left: 18px; margin: 8px 0 18px; }
.modal-body li { margin: 6px 0; }
.modal-footer { padding: 16px 20px; border-top: 1px solid color-mix(in oklab, var(--text), transparent 90%); display:flex; justify-content:flex-end; align-items: center; gap: 14px; }
.modal-footer .footer-link { color: var(--text); opacity: .85; }
.modal-footer .footer-link:hover { opacity: 1; text-decoration: underline; }
.modal-body h3 { margin-top: 0; font-size: clamp(22px, 3vw, 30px); }
.details-rich { display: block; }
.details-toggle { background: transparent; border: 1px solid color-mix(in oklab, var(--text), transparent 80%); color: var(--text); padding: 10px 14px; border-radius: 10px; cursor: pointer; }
.modal-footer .btn-secondary { background: color-mix(in oklab, var(--text), transparent 88%); color: var(--text); border: 1px solid color-mix(in oklab, var(--text), transparent 70%); }
.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-tags .tag { background: color-mix(in oklab, var(--text), transparent 88%); color: var(--text); border: 1px solid color-mix(in oklab, var(--text), transparent 70%); }
/* About section styles */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-text p {
  margin: 20px 0;
  line-height: 1.7;
  text-align: center;
}

.about-values {
  margin-top: 40px;
}

.about-values h3 {
  margin-bottom: 30px;
  text-align: center;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-top: 30px;
}

.value-item {
  text-align: center;
  padding: 20px;
}

.value-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.value-item h4 {
  margin: 15px 0 10px;
  font-size: 1.2rem;
}

.value-item p {
  margin: 0;
  opacity: 0.8;
  line-height: 1.6;
}

/* Modern slider */
.slider { position: relative; overflow: visible; border-radius: 16px; background: transparent; height: min(48vh, 680px); min-height: 320px; margin: 12px 0 16px; }
.slide { position: absolute; inset: 0; opacity: 0; transform: scale(0.98); transition: opacity .6s ease, transform .6s ease; display: flex; align-items: center; justify-content: center; }
.slide.active { opacity: 1; transform: scale(1); position: relative; }
.slide img { height: min(48vh, 680px); max-width: 100%; object-fit: contain; border-radius: 16px; box-shadow: none; }


/* Style spécial pour EcoTrackr - garder overflow hidden */
#slider-ecotrackr {
  overflow: hidden;
}

/* Fix Nike Factory: keep image contained within slider frame */
#slider-nikefactory {
  overflow: hidden;
}
#slider-nikefactory .slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Fix Amazon slider: contain images within frame */
#slider-amazon { overflow: hidden; }
#slider-amazon .slide img { width: 100%; height: 100%; object-fit: contain; }

/* WeatherX & Energy: images plus grandes, plein cadre */
#slider-weatherx, #slider-energy { 
  overflow: hidden; 
  height: 380px; 
}
#slider-weatherx .slide img, #slider-energy .slide img { 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
  object-position: center; 
}

@media (max-width: 768px) {
  #slider-weatherx, #slider-energy { height: 300px; }
}

/* Style spécial pour les autres sliders (pas EcoTrackr) */
.slider:not(#slider-ecotrackr) .slide { 
  padding: 0;
}

.slider:not(#slider-ecotrackr) .slide img { 
  width: 100%; 
  height: 100%; 
  object-fit: cover; 
  object-position: center;
  border-radius: 16px;
}
.slider-dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; }
.slider-dots button { width: 8px; height: 8px; border-radius: 50%; border: none; background: color-mix(in oklab, var(--text), transparent 70%); cursor: pointer; }
.slider-dots button.active { background: var(--primary); }

/* order: show slider first */
.modal-body .slider { order: 0; }
:root {
  --bg: #0f1115;
  --card: #12151c;
  --text: #eaf0ff;
  --muted: #a6b0cf;
  --primary: #3cf2c0;
  --primary-600: #2dd4aa;
  --ring: rgba(60, 242, 192, 0.25);
  --node: rgba(200,255,240,0.8);
  --link: rgba(60,242,192,0.25);
  --haze: rgba(26,32,64,0.85);
}

/* Light theme */
[data-theme="light"] {
  --bg: #ffffff;
  --card: #f7f8fb;
  --text: #0e1220;
  --muted: #5b647e;
  --primary: #0ea5e9;
  --primary-600: #0284c7;
  --ring: rgba(14,165,233,0.25);
  --node: rgba(14,165,233,0.9);
  --link: rgba(14,165,233,0.22);
  --haze: rgba(14,165,233,0.08);
}

/* Rose corail — lumineux */
[data-theme="violet"] {
  --bg: #fff4f6;               /* fond rose très clair */
  --card: #ffffff;
  --text: #261018;             /* texte foncé pour contraste */
  --muted: #7a4a57;
  --primary: #ff6b8a;          /* rose corail */
  --primary-600: #ff3d6b;
  --ring: rgba(255, 107, 138, 0.25);
  --node: rgba(255, 99, 132, 0.9);
  --link: rgba(255, 107, 138, 0.28);
  --haze: rgba(255, 107, 138, 0.18); /* halo coloré */
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 800px at 70% -20%, var(--haze) 0%, var(--bg) 60%), var(--bg);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Animated network canvas */
#net-canvas,
#background-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: transparent;
}

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  backdrop-filter: saturate(160%) blur(10px);
  background: color-mix(in oklab, var(--bg), transparent 40%);
  border-bottom: 1px solid color-mix(in oklab, var(--text), transparent 90%);
  z-index: 50;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), color-mix(in oklab, var(--primary), white 30%));
  color: #0b1220;
  font-weight: 800;
}

.brand-text {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav-toggle {
  display: none;
  background: transparent;
  color: var(--text);
  border: 0;
  font-size: 20px;
}

.nav-list {
  display: flex;
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-list a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

.nav-list a:hover {
  color: var(--text);
}

/* Hero */
.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(100vh - 64px);
}

.hero-content {
  text-align: center;
  padding: 120px 0 80px; /* push content a bit lower like inspiration */
}

.logo-circle svg { 
  filter: drop-shadow(0 10px 30px color-mix(in oklab, var(--primary), transparent 80%));
}

/* Control hero logo size */
.logo-circle { display: inline-block; width: clamp(120px, 16vw, 200px); height: auto; margin-bottom: 0px; }
.logo-circle svg { width: 100%; height: auto; }

.logo-ring {
  stroke: var(--primary);
  stroke-width: 2.5;
  opacity: 0.7;
}

.logo-spark {
  stroke: var(--primary);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-title {
  margin: 22px 0 10px;
  font-size: clamp(28px, 6vw, 52px);
  line-height: 1.05;
  letter-spacing: 4px;
}

/* New hero headings */
.hero-name { 
  margin: 0 0 12px; 
  font-size: clamp(28px, 7vw, 64px); 
  line-height: 1.05; 
  font-weight: 800; 
  text-align: center;
  background: linear-gradient(to right, #007bff, #6f42c1, #ff00ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: -25px;
}
.hero-role { margin: 0 0 20px; font-size: clamp(18px, 3.6vw, 28px); font-weight: 600; color: var(--muted); text-align: center; }

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
}

.hero-title .firstname {
  font-weight: 800;
}

.hero-title .lastname {
  font-weight: 300;
  color: var(--muted);
  margin-left: 8px;
}

.hero-subtitle { color: var(--muted); font-size: 18px; margin-bottom: 32px; }
.hero-sub { margin: 6px 0 12px; color: var(--primary); font-weight: 600; }

/* Colorful skill pills under subtitle */
.hero-keywords { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 0 auto 24px; }
.pill { 
  padding: 12px 20px; 
  border-radius: 999px; 
  font-size: 14px; 
  font-weight: 700; 
  color: #0b1220; 
  box-shadow: 0 12px 30px var(--ring), 0 0 0 1px rgba(255,255,255,0.2) inset; 
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.pill::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3), rgba(255,255,255,0.1));
  opacity: 0;
  transition: opacity 0.3s ease;
}
.pill:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 20px 40px var(--ring), 0 0 0 1px rgba(255,255,255,0.4) inset;
}
.pill:hover::before {
  opacity: 1;
}
.pill-viz { background: linear-gradient(135deg, #22d3ee, #60a5fa); }
.pill-bi { background: linear-gradient(135deg, #a78bfa, #f472b6); }
.pill-ml { background: linear-gradient(135deg, #34d399, #fbbf24); }
.pill-etl { background: linear-gradient(135deg, #fb7185, #f97316); }
.pill-sql { background: linear-gradient(135deg, #38bdf8, #10b981); }
.pill-cloud { background: linear-gradient(135deg, #f59e0b, #ef4444); }
.pill-tableau { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.pill-looker { background: linear-gradient(135deg, #8b5cf6, #22d3ee); }
.pill-powerbi { background: linear-gradient(135deg, #f59e0b, #eab308); }
.pill-streamlit { background: linear-gradient(135deg, #ef4444, #f97316); }
.pill-dbt { background: linear-gradient(135deg, #f97316, #fb7185); }
.pill-airflow { background: linear-gradient(135deg, #10b981, #3b82f6); }
.pill-snowflake { background: linear-gradient(135deg, #38bdf8, #60a5fa); }
.pill-flutter { background: linear-gradient(135deg, #0ea5e9, #22d3ee); }
.pill-crea { background: linear-gradient(135deg, #ec4899, #8b5cf6); }
.pill-monitor { background: linear-gradient(135deg, #10b981, #06b6d4); } /* Monitoring */
.pill-innovation { background: linear-gradient(135deg, #22c55e, #14b8a6); }
.pill-auto { background: linear-gradient(135deg, #f43f5e, #f59e0b); }
.pill-analytic { background: linear-gradient(135deg, #06b6d4, #3b82f6); }
.pill-story { background: linear-gradient(135deg, #a78bfa, #f472b6); }
.pill-curiosity { background: linear-gradient(135deg, #10b981, #22d3ee); }
.pill-quality { background: linear-gradient(135deg, #f59e0b, #84cc16); }
.pill-problem { background: linear-gradient(135deg, #f97316, #ef4444); }
.pill-impact { background: linear-gradient(135deg, #22c55e, #3b82f6); }
.pill-collab { background: linear-gradient(135deg, #60a5fa, #a78bfa); }
.pill-pedago { background: linear-gradient(135deg, #f472b6, #fb7185); }
.pill-scalability { background: linear-gradient(135deg, #0ea5e9, #6366f1); }
.pill-reliability { background: linear-gradient(135deg, #34d399, #06b6d4); }

.hero-desc {
  max-width: 720px;
  margin: 0 auto 26px;
  color: var(--muted);
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  margin-bottom: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 20px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, color 160ms ease;
}

.btn.primary,
.btn-primary {
  background: linear-gradient(135deg, var(--primary), color-mix(in oklab, var(--primary), white 40%));
  color: #0b1220;
  box-shadow: 0 10px 30px var(--ring);
}

.btn.primary:hover,
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px var(--ring);
}

.btn.ghost,
.btn-ghost {
  border: 1px solid color-mix(in oklab, var(--text), transparent 88%);
  color: var(--text);
  background: transparent;
}

.btn.ghost:hover,
.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.22);
  transform: translateY(-2px);
}

.hero-socials {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.social {
  width: 50px;
  height: 50px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: color-mix(in oklab, var(--text), transparent 92%);
  color: var(--text);
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease;
}

.social:hover { 
  transform: translateY(-2px);
  background: color-mix(in oklab, var(--text), transparent 84%);
}

.social svg { width: 24px; height: 24px; display: block; }

/* Map social-link aliases used in index.html */
.social-link { 
  width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; 
  background: color-mix(in oklab, var(--text), transparent 92%); color: var(--text); 
  text-decoration: none; transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease; 
  box-shadow: 0 10px 20px var(--ring);
}
.social-link:hover { transform: translateY(-2px); background: color-mix(in oklab, var(--text), transparent 84%); }
.social-link svg { width: 26px; height: 26px; display: block; }

/* Center hero socials (index uses .hero-social) */
.hero-social, .hero-socials { display: flex; justify-content: center; gap: 14px; margin-top: 14px; }

.scroll-down {
  margin: 26px auto 0;
  display: grid;
  place-items: center;
  width: 86px;
  height: 66px;
  border: 0;
  background: transparent;
  color: var(--primary);
}

.scroll-down:hover { transform: translateY(2px); }

.scroll-down .chevron {
  width: 54px;
  height: 54px;
  stroke: var(--primary);
  stroke-width: 4.5;
  transform: translateY(-6px);
  animation: bob 1.6s ease-in-out infinite;
  filter: drop-shadow(0 8px 18px var(--ring));
}

/* Improved scroll indicator for new markup */
.scroll-indicator { margin: 20px auto 0; display: grid; place-items: center; width: 52px; height: 52px; color: var(--primary); cursor: pointer; }
.scroll-indicator svg { width: 52px; height: 52px; stroke: var(--primary); stroke-width: 3.5; animation: bob 1.6s ease-in-out infinite; filter: drop-shadow(0 6px 14px var(--ring)); }

@keyframes bob {
  0%, 100% { transform: translateY(-6px); }
  50% { transform: translateY(6px); }
}

/* Services Section */
.services-section {
  padding: 100px 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.01) 0%, transparent 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
}

.section-subtitle {
  color: var(--muted);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 60px;
}

/* Placer la 6ème carte (IA & ML) à droite d'Automatisation */
.services-grid .service-card:nth-child(6) {
  grid-column: 3;
}

/* Portfolio Section */
#portfolio { scroll-margin-top: 120px; }
.portfolio-section {
  padding: 100px 0; /* standard section spacing */
  background: transparent; /* keep animated lines visible behind */
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 60px;
}

.filter-btn {
  padding: 12px 24px;
  border: 2px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--primary);
  color: var(--primary);
  background: color-mix(in oklab, var(--primary), transparent 90%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  transition: all 0.9s cubic-bezier(0.23, 1, 0.32, 1);
  position: relative;
}

.portfolio-item {
  opacity: 1;
  transform: translateY(0) scale(1) rotateX(0deg);
  transition: 
    opacity 0.9s cubic-bezier(0.23, 1, 0.32, 1),
    transform 0.9s cubic-bezier(0.23, 1, 0.32, 1),
    filter 0.9s ease;
  filter: blur(0px) brightness(1);
  will-change: transform, opacity;
}

.portfolio-item.hidden {
  opacity: 0;
  transform: translateY(-40px) scale(0.6) rotateX(-15deg);
  filter: blur(3px) brightness(0.7);
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.portfolio-item:not(.hidden) {
  animation: slideInUp 0.9s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

@keyframes slideInUp {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.portfolio-card {
  background: linear-gradient(135deg, var(--card) 0%, color-mix(in oklab, var(--card), var(--primary) 5%) 100%);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid color-mix(in oklab, var(--primary), transparent 80%);
  height: auto;
  aspect-ratio: 4/3;
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 32px color-mix(in oklab, var(--primary), transparent 90%);
}

.portfolio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, 
              transparent 0%, 
              color-mix(in oklab, var(--primary), transparent 60%) 50%, 
              transparent 100%);
  z-index: 1;
}

/* Ratio helpers for cards that must show the full image without cropping */
/* plus besoin des ratios spécifiques */

.portfolio-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 25px 50px color-mix(in oklab, var(--primary), transparent 70%), 
              0 0 0 1px var(--primary);
  border-color: var(--primary);
  background: linear-gradient(135deg, 
              color-mix(in oklab, var(--card), var(--primary) 8%) 0%, 
              color-mix(in oklab, var(--card), var(--primary) 12%) 100%);
}

.portfolio-card:hover .portfolio-content {
  opacity: 1;
  transform: translateY(0);
}

.portfolio-image {
  height: 100%;
  background: linear-gradient(45deg, 
              color-mix(in oklab, var(--primary), transparent 95%) 0%, 
              color-mix(in oklab, var(--primary), transparent 85%) 50%,
              color-mix(in oklab, var(--primary), transparent 95%) 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Smart image-fit: fill the card with a blurred cover bg + contain foreground */
.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Variant: show full image with blurred background fill */
.portfolio-image img.bg-fill {
  position: absolute;
  inset: 0;
  object-fit: cover;
  filter: blur(8px) brightness(1) saturate(1.05);
  transform: scale(1.02);
}
.portfolio-image img.img-fit {
  position: relative;
  z-index: 1;
  object-fit: contain;
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
}

/* For image-based cards that must keep full screenshot visible */
.portfolio-card.image-contain .portfolio-image img {
  width: 100%;
  height: auto;
  object-fit: contain; /* garde l'image complète */
  display: block;
}

/* Taille compacte en hauteur pour EcoTrackr */
.portfolio-card.image-contain {
  max-height: 420px; /* moins haut que les autres cartes */
}

.placeholder-image {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  background: linear-gradient(135deg, 
    color-mix(in oklab, var(--primary), transparent 80%), 
    color-mix(in oklab, var(--primary), transparent 90%)
  );
}

.placeholder-image svg {
  width: 48px;
  height: 48px;
  color: var(--primary);
  opacity: 0.8;
}

.portfolio-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 18px;
  background: linear-gradient(transparent, rgba(0,0,0,0.8) 30%, rgba(0,0,0,0.95));
  color: white;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s ease;
}

.portfolio-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
}

.portfolio-content p {
  color: rgba(255,255,255,0.9);
  line-height: 1.4;
  margin-bottom: 12px;
  font-size: 13px;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  padding: 4px 10px;
  background: rgba(255,255,255,0.2);
  color: white;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(10px);
}

/* Responsive Portfolio */
@media (max-width: 900px) {
  .portfolio-grid { 
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .portfolio-section { padding: 60px 0; }
  .portfolio-grid { 
    grid-template-columns: 1fr;
    gap: 24px; 
  }
  .portfolio-filters {
    margin-bottom: 40px;
    gap: 8px;
  }
  .filter-btn {
    padding: 10px 18px;
    font-size: 13px;
  }
  .portfolio-card { height: 320px; }
  .portfolio-content { padding: 20px; }
}

.service-card {
  padding: 32px 24px;
  border-radius: 16px;
  background: color-mix(in oklab, var(--card), transparent 20%);
  border: 1px solid color-mix(in oklab, var(--text), transparent 92%);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--primary), transparent 70%);
  box-shadow: 0 16px 40px color-mix(in oklab, var(--primary), transparent 85%);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), color-mix(in oklab, var(--primary), white 30%));
  display: grid;
  place-items: center;
  margin-bottom: 20px;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: var(--bg);
}

.service-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
}

.service-card p {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-tech {
  list-style: none;
  padding: 0;
  margin: 0;
}

.service-tech li {
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
}

.services-cta {
  text-align: center;
  padding: 40px 24px;
  border-radius: 16px;
  background: linear-gradient(135deg, color-mix(in oklab, var(--primary), transparent 95%), color-mix(in oklab, var(--primary), transparent 98%));
  border: 1px solid color-mix(in oklab, var(--primary), transparent 85%);
}

.services-cta p {
  margin: 0 0 20px;
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .services-section { padding: 60px 0; }
  .services-grid { 
    grid-template-columns: 1fr;
    gap: 24px; 
  }
  .services-grid .service-card:nth-child(4),
  .services-grid .service-card:nth-child(5),
  .services-grid .service-card:nth-child(6) {
    grid-column: 1;
    justify-self: stretch;
    margin: 0;
  }
  .service-card { padding: 24px 20px; }
  .section-header { margin-bottom: 40px; }
}

/* Tablet (iPad mini to 1024px) */
@media (max-width: 1024px) and (min-width: 769px) {
  .section-header h2 { font-size: 36px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .service-card { padding: 26px 20px; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Large phones (>=600px) keep cards readable */
@media (max-width: 600px) {
  .hero-name { font-size: clamp(26px, 7.2vw, 40px); }
  .hero-role { font-size: clamp(16px, 3.4vw, 22px); }
  .hero-subtitle { font-size: 14px; }
  .services-section { padding: 52px 0; }
}

/* Placeholder sections */
.placeholder-section {
  padding: 80px 0;
  background: transparent;
  border-top: 1px solid color-mix(in oklab, var(--text), transparent 92%);
}

.placeholder-section.alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.0));
}

.placeholder-section h2 {
  margin: 0 0 8px;
}

.placeholder-section p {
  color: var(--muted);
}

/* Footer */
.site-footer {
  border-top: 1px solid color-mix(in oklab, var(--text), transparent 92%);
  padding: 24px 0 40px;
  color: var(--muted);
}

/* Theme toggle */
.theme-toggle {
  margin-left: 10px;
  height: 36px;
  width: 36px;
  border-radius: 10px;
  border: 1px solid color-mix(in oklab, var(--text), transparent 88%);
  background: transparent;
  color: var(--text);
}
.theme-toggle:hover {
  transform: translateY(-2px);
}

.theme-controls {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.theme-select {
  height: 36px;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  border: 1px solid color-mix(in oklab, var(--text), transparent 88%);
}

.visually-hidden {
  position: absolute !important;
  height: 1px; width: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px);
  white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

/* Responsive */
@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-list { display: none; position: absolute; right: 20px; top: 64px; background: rgba(18, 21, 28, 0.96); padding: 14px 18px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.08); flex-direction: column; }
  .nav-list.open { display: flex; }
  .hero-content { padding: 60px 0; }
}


/* ======================================================
   Compatibility layer with current HTML class names
   (maps header/nav/button/contact classes used in index.html)
   ====================================================== */

/* Header aliases */
.header { /* alias of .site-header */
  position: fixed;
  top: 0; left: 0; right: 0;
  backdrop-filter: saturate(160%) blur(10px);
  background: color-mix(in oklab, var(--bg), transparent 40%);
  border-bottom: 1px solid color-mix(in oklab, var(--text), transparent 90%);
  z-index: 50;
}
.header .container { /* alias rules */
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.nav { background: transparent; }
.nav-brand, .brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; }

.nav-links { /* alias of .nav-list */
  display: flex;
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav-links a:hover { color: var(--text); }

.mobile-menu-toggle { /* alias of .nav-toggle */
  display: none;
  background: transparent;
  color: var(--text);
  border: 0;
  font-size: 20px;
}

/* Header controls layout: theme/lang right on desktop */
.nav-controls { display: flex; align-items: center; gap: 8px; margin-left: auto; width: auto; }
.nav-controls .mobile-menu-toggle { display: none; }

@media (max-width: 820px) {
  /* On mobile: burger left, selectors right */
  .nav-controls { width: 100%; margin-left: 0; }
  .nav-controls .mobile-menu-toggle { display: inline-flex; order: -1; margin-right: auto; }
  /* Dropdown from the left under burger */
  .nav-links { display: none; position: absolute; left: 14px; right: auto; top: 64px; background: rgba(18,21,28,0.96); padding: 12px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.08); flex-direction: column; gap: 10px; }
  .nav-links.open { display: flex; }
}

/* Refined hamburger button */
.mobile-menu-toggle { 
  position: relative; 
  width: 40px; 
  height: 40px; 
  border-radius: 8px; 
  border: none;
  background: transparent;
  display: none; 
  align-items: center; 
  justify-content: center; 
  cursor: pointer;
  transition: all 0.3s ease;
}
.mobile-menu-toggle:hover {
  background: color-mix(in oklab, var(--text), transparent 95%);
}
.mobile-menu-toggle span { 
  display: block; 
  width: 24px; 
  height: 3px; 
  background: var(--text); 
  position: relative; 
  transition: all 0.3s ease;
  border-radius: 2px;
}
.mobile-menu-toggle span:not(:first-child) {
  display: none;
}
.mobile-menu-toggle span::before, .mobile-menu-toggle span::after { 
  content: ''; 
  position: absolute; 
  left: 0; 
  width: 24px; 
  height: 3px; 
  background: var(--text); 
  transition: all 0.3s ease;
  border-radius: 2px;
}
.mobile-menu-toggle span::before { top: -8px; }
.mobile-menu-toggle span::after { top: 8px; }
.mobile-menu-toggle.active span { background: transparent; }
.mobile-menu-toggle.active span::before { top: 0; transform: rotate(45deg); }
.mobile-menu-toggle.active span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 820px) {
  .mobile-menu-toggle { display: inline-flex; }
  /* Open dropdown from the left since burger is left */
  .nav-links { display: none; position: absolute; left: 14px; right: auto; top: 64px; background: rgba(18,21,28,0.96); padding: 12px 14px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.08); flex-direction: column; gap: 10px; }
  .nav-links.open { display: flex; }
  .nav-links a { color: #fff; }
}

/* Theme selector alias */
.theme-selector, .theme-select {
  height: 36px;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  border: 1px solid color-mix(in oklab, var(--text), transparent 88%);
}

/* Button aliases */
.btn-primary { /* map to .btn.primary */
  background: linear-gradient(135deg, var(--primary), color-mix(in oklab, var(--primary), white 40%));
  color: #0b1220;
  box-shadow: 0 10px 30px var(--ring);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px var(--ring); }

.btn-ghost { /* map to .btn.ghost */
  border: 1px solid color-mix(in oklab, var(--text), transparent 88%);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.22); transform: translateY(-2px); }

/* Hero subtitle alias */
.hero-subtitle { color: var(--muted); max-width: 720px; margin: 0 auto 26px; }

/* Contact section quick styles */
.contact-content { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.contact-item { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.contact-icon svg { width: 32px; height: 32px; }
.contact-details h3 { margin: 0 0 4px; font-size: 16px; }
.contact-form .form-group { margin-bottom: 12px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 14px 16px; border-radius: 14px; border: 1px solid color-mix(in oklab, var(--text), transparent 88%); background: color-mix(in oklab, var(--card), transparent 10%); color: var(--text); backdrop-filter: blur(6px); }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: color-mix(in oklab, var(--text), transparent 55%); }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring); }
.contact-form textarea { min-height: 180px; resize: vertical; }
.contact-form .btn { height: 48px; }

/* Contact visual polish */
#contact.section { padding-top: 80px; padding-bottom: 100px; background: linear-gradient(180deg, color-mix(in oklab, var(--haze), transparent 50%), transparent 60%); }
.contact-info .contact-item { padding: 12px 14px; border-radius: 14px; border: 1px solid color-mix(in oklab, var(--text), transparent 90%); background: color-mix(in oklab, var(--card), transparent 14%); backdrop-filter: blur(6px); }
.contact-info .contact-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 10px; background: linear-gradient(135deg, var(--primary), color-mix(in oklab, var(--primary), white 30%)); color: var(--bg); }
.contact-info .contact-icon svg { width: 22px; height: 22px; color: var(--bg); }

/* Button glow option */
.btn-glow { box-shadow: 0 16px 40px var(--ring), 0 0 0 1px color-mix(in oklab, var(--primary), transparent 70%) inset; }
.btn-glow:hover { box-shadow: 0 24px 60px var(--ring); }

@media (max-width: 900px) {
  .contact-content { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 14px; }
  .section-header h2 { font-size: 28px; }
  .services-section { padding: 44px 0; }
  .services-grid { grid-template-columns: 1fr; gap: 16px; margin-bottom: 32px; }
  .service-card { padding: 18px 16px; border-radius: 14px; }
  .service-icon { width: 50px; height: 50px; margin-bottom: 14px; }
  .service-card h3 { font-size: 18px; margin-bottom: 8px; }
  .service-card p { font-size: 13px; line-height: 1.5; margin-bottom: 12px; }
  .portfolio-grid { grid-template-columns: 1fr; gap: 16px; }
  .portfolio-card { height: auto; aspect-ratio: auto; }
  .portfolio-image { height: auto; min-height: 180px; }
  .portfolio-image img { width: 100%; height: auto; object-fit: cover; }
  .portfolio-content { padding: 16px; }
  .portfolio-content h3 { font-size: 16px; }
  .portfolio-content p { font-size: 12px; }
  .tag { font-size: 10px; padding: 3px 8px; }
}

.nav .container, .header .container { justify-content: space-between; }
.nav-controls { display: inline-flex; align-items: center; gap: 8px; margin-left: auto; }

@media (max-width: 820px) {
  .nav-controls { margin-left: auto; }
  .mobile-menu-toggle { margin-left: 8px; }
}

/* iPad mini portrait width ~768px */
@media (max-width: 820px) and (min-width: 700px) {
  .container { max-width: 700px; }
  .portfolio-filters { justify-content: center; }
  .portfolio-grid { justify-items: center; grid-template-columns: 1fr; }
  .portfolio-card { width: 90%; }
}

/* Mobile - Fix for browser navigation bar */
@media (max-width: 768px) {
  .modal-dialog.sheet {
    padding-bottom: env(safe-area-inset-bottom);
  }
  
  .modal-footer {
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
    justify-content: center;
  }
}