/* ============================================
   SmartEyes - Site Vitrine Professionnel
   ============================================ */

/* --- Reset & Variables --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #0090FF;
  --primary-dark: #0070CC;
  --secondary: #1a1a2e;
  --accent: #00d4ff;
  --dark: #0a0a1a;
  --darker: #050510;
  --card-bg: rgba(15, 15, 35, 0.7);
  --card-border: rgba(0, 144, 255, 0.15);
  --text: #e0e0e0;
  --text-muted: #8899aa;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, var(--primary), var(--accent));
  --gradient-dark: linear-gradient(135deg, var(--dark), var(--secondary));
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 30px rgba(0, 144, 255, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--darker);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--darker); }
::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 2rem;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 26, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
  padding: 0.7rem 2rem;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo img {
  height: 42px;
  width: auto;
}

.logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--gradient) !important;
  color: var(--white) !important;
  padding: 10px 24px !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 144, 255, 0.4);
}

.nav-cta::after {
  display: none !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.hamburger span {
  width: 28px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* --- Container --- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-bg .grid-overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(0, 144, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 144, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-bg .glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
}

.hero-bg .glow-orb.orb1 {
  width: 500px;
  height: 500px;
  background: var(--primary);
  top: -100px;
  right: -100px;
}

.hero-bg .glow-orb.orb2 {
  width: 400px;
  height: 400px;
  background: var(--accent);
  bottom: -100px;
  left: -100px;
  opacity: 0.15;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 144, 255, 0.1);
  border: 1px solid rgba(0, 144, 255, 0.2);
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.6s ease;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: #00ff88;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--white);
  animation: fadeInUp 0.6s ease 0.1s both;
}

.hero h1 .gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 520px;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 144, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
  border-color: var(--primary);
  background: rgba(0, 144, 255, 0.1);
  transform: translateY(-3px);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeInUp 0.6s ease 0.4s both;
}

.hero-visual .eye-illustration {
  width: 100%;
  max-width: 500px;
  position: relative;
}

.hero-visual .eye-main {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-glow);
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  animation: fadeInUp 0.6s ease 0.5s both;
}

.hero-stat .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.hero-stat .number .accent {
  color: var(--primary);
}

.hero-stat .label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* --- Section Styles --- */
section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 144, 255, 0.08);
  border: 1px solid rgba(0, 144, 255, 0.15);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* --- About / Concept --- */
.about {
  background: var(--gradient-dark);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image .visual-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  backdrop-filter: blur(10px);
}

.about-image .flow-diagram {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(0, 144, 255, 0.05);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
  transition: var(--transition);
}

.flow-step:hover {
  background: rgba(0, 144, 255, 0.1);
  transform: translateX(5px);
}

.flow-step .icon {
  font-size: 1.8rem;
  min-width: 40px;
  text-align: center;
}

.flow-step .text h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 2px;
}

.flow-step .text p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.about-content h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(0, 144, 255, 0.05);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.about-feature:hover {
  background: rgba(0, 144, 255, 0.1);
}

.about-feature .check {
  width: 24px;
  height: 24px;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--white);
  flex-shrink: 0;
}

.about-feature span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

/* --- Features / Solution --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 144, 255, 0.3);
  box-shadow: var(--shadow-glow);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card .icon {
  width: 56px;
  height: 56px;
  background: rgba(0, 144, 255, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.2rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.7rem;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- Security / Legal --- */
.security {
  background: var(--gradient-dark);
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.security-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: var(--transition);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.security-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 255, 136, 0.3);
}

.security-card .sec-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}

.security-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.security-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* --- Results / Impact --- */
.results {
  text-align: center;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.result-item {
  padding: 2rem 1rem;
}

.result-item .result-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.result-item .result-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.result-item .result-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.results-cta {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 3rem;
  max-width: 700px;
  margin: 0 auto;
}

.results-cta h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
}

.results-cta p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* --- Advantages --- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.advantage-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
  text-align: center;
}

.advantage-item:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 144, 255, 0.3);
  box-shadow: var(--shadow-glow);
}

.advantage-item .icon {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.advantage-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.advantage-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Contact / CTA --- */
.cta-section {
  background: var(--gradient-dark);
  text-align: center;
}

.cta-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 4rem;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient);
}

.cta-box h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-box p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-form {
  display: flex;
  gap: 1rem;
  max-width: 480px;
  margin: 0 auto;
}

.cta-form input {
  flex: 1;
  padding: 14px 20px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.cta-form input:focus {
  border-color: var(--primary);
  background: rgba(0, 144, 255, 0.05);
}

.cta-form input::placeholder {
  color: var(--text-muted);
}

/* --- Footer --- */
.footer {
  background: var(--darker);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(0, 144, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.2rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.7rem;
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--primary);
  padding-left: 5px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.footer-bottom-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition);
}

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

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Mobile Responsive --- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .features-grid,
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    flex-direction: column;
    background: rgba(10, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    padding: 2rem;
    gap: 1rem;
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: flex;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .hero-stat .number {
    font-size: 1.5rem;
  }

  .features-grid,
  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .cta-form {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .results-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .about-content h2 {
    font-size: 2rem;
  }

  .about-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .results-grid {
    grid-template-columns: 1fr;
  }
}