:root {
  --bg-main: #0a0e17;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(26, 36, 56, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(56, 189, 248, 0.3);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --primary: #38bdf8;
  --primary-glow: rgba(56, 189, 248, 0.2);
  --accent: #818cf8;
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #6366f1 50%, #a855f7 100%);
  --linkedin-blue: #0a66c2;
  --linkedin-blue-hover: #004182;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Subtle background glows */
.bg-glow {
  position: fixed;
  top: -15vw;
  left: 50%;
  transform: translateX(-50%);
  width: 70vw;
  height: 40vw;
  background: radial-gradient(ellipse at center, rgba(56, 189, 248, 0.12) 0%, rgba(99, 102, 241, 0.08) 50%, transparent 75%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* Header & Nav */
header {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.brand-icon svg {
  width: 22px;
  height: 22px;
  stroke: #ffffff;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-size: 0.72rem;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.92rem;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--linkedin-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(10, 102, 194, 0.35);
}

.btn-primary:hover {
  background: var(--linkedin-blue-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(10, 102, 194, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-large {
  padding: 0.85rem 1.6rem;
  font-size: 1rem;
  border-radius: 10px;
}

/* Hero Section */
.hero {
  padding: 5rem 0 3.5rem;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--primary);
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 8px #22c55e;
}

.hero-title {
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-title .gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.18rem;
  color: var(--text-muted);
  max-width: 750px;
  margin: 0 auto 2.5rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

/* Quick Metrics Ribbon */
.metrics-ribbon {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-bottom: 4.5rem;
}

.metric-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  text-align: center;
  backdrop-filter: blur(10px);
}

.metric-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.metric-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* Section Header */
.section {
  padding: 3.5rem 0;
}

.section-head {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-highlight);
  transform: translateY(-3px);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--primary);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 1.25rem;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.service-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-family: var(--font-mono);
}

/* Highlights & Experience Section */
.profile-card,
.realisations-card {
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.7) 0%, rgba(15, 23, 42, 0.8) 100%);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 2.5rem;
  backdrop-filter: blur(10px);
}

.profile-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: center;
}

.profile-summary h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.profile-role {
  font-size: 1rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.profile-summary p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.highlight-check {
  color: #22c55e;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Call to Action Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.15) 0%, rgba(99, 102, 241, 0.15) 100%);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 16px;
  padding: 3rem 2rem;
  text-align: center;
  margin-bottom: 4rem;
}

.cta-banner h2 {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.cta-banner p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-banner .actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Footer */
footer {
  border-top: 1px solid var(--border-color);
  padding: 2.5rem 0;
  color: var(--text-dim);
  font-size: 0.88rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--primary);
}

/* Responsive */
@media (max-width: 860px) {
  .profile-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.75rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .hero {
    padding: 3.5rem 0 2.5rem;
  }
}

/* Volet Connexe : Green IT & Domotique */
.green-it-card {
  background: linear-gradient(180deg, rgba(16, 37, 30, 0.55) 0%, rgba(10, 22, 18, 0.7) 100%);
  border: 1px solid rgba(34, 197, 94, 0.25);
  border-radius: 16px;
  padding: 2.25rem;
  margin-top: 2rem;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.green-it-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #4ade80;
  padding: 0.3rem 0.8rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.green-it-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #f0fdf4;
  margin-bottom: 0.6rem;
}

.green-it-lead {
  color: #dcfce7;
  opacity: 0.85;
  font-size: 0.95rem;
  max-width: 820px;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.green-it-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.green-it-item {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(34, 197, 94, 0.15);
  border-radius: 12px;
  padding: 1.25rem;
  transition: all 0.2s ease;
}

.green-it-item:hover {
  border-color: rgba(34, 197, 94, 0.4);
  transform: translateY(-2px);
}

.green-it-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: #f8fafc;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.green-it-item p {
  color: #94a3b8;
  font-size: 0.88rem;
  line-height: 1.5;
}