/* =========================================
   RedTrace - Global Styles (Cyberpunk Premium)
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
  /* Colors - Premium Cyberpunk */
  --bg-dark: #040406;
  --bg-darker: #010102;
  --bg-light: #16161a;
  --bg-card: rgba(18, 18, 22, 0.6);

  --primary: #e61c1c;
  /* Slightly more vibrant red */
  --primary-hover: #ff3333;
  --primary-glow: rgba(230, 28, 28, 0.5);
  --primary-glow-strong: rgba(230, 28, 28, 0.9);

  /* Glassmorphism Variables */
  --glass-bg: rgba(20, 20, 25, 0.4);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.15);

  --secondary: #2a2a2a;
  --accent: #ff4d4d;

  --text-main: #f5f5f5;
  --text-muted: #a0a0a0;
  --text-dark: #121212;

  /* Typography */
  --font-heading: 'Orbitron', 'Segoe UI', sans-serif;
  --font-body: 'Poppins', 'Segoe UI', sans-serif;

  /* Spacing */
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 6rem;

  /* Transitions & 3D Settings */
  --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-normal: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --tilt-easing: cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  /* Ajout pour éviter que la navbar cache les ancres */
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Texture Overlay for Cyberpunk feel */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image:
    linear-gradient(rgba(217, 28, 28, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 28, 28, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
  z-index: -1;
  pointer-events: none;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

ul {
  list-style: none;
}

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

/* ================= Typography ================= */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  letter-spacing: 1px;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 0 10px var(--primary-glow);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  position: relative;
  display: inline-block;
  padding-bottom: 0.5rem;
}

h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}

.text-gradient {
  background: linear-gradient(90deg, #fff, var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-muted {
  color: var(--text-muted);
}

.lead {
  font-size: 1.25rem;
  color: var(--text-muted);
  font-weight: 300;
}

/* ================= Buttons ================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 2rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: all var(--transition-slow);
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #fff;
  box-shadow: 0 0 25px var(--primary-glow-strong);
  border-color: var(--primary-hover);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
  box-shadow: inset 0 0 10px rgba(217, 28, 28, 0.1);
}

.btn-outline:hover {
  background-color: rgba(217, 28, 28, 0.1);
  box-shadow: inset 0 0 20px rgba(217, 28, 28, 0.3), 0 0 15px var(--primary-glow);
  transform: translateY(-2px);
}

/* ================= Layout & Containers ================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.hero-full-container {
  width: 100%;
  padding: 0 8%;
  position: relative;
  z-index: 10;
}

@media (max-width: 768px) {
  .hero-full-container {
    padding: 0 5%;
  }
}

.section {
  padding: var(--spacing-xxl) 0;
}

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* ================= Header & Navbar ================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1rem 0;
  z-index: 1000;
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-normal);
}

.header.scrolled {
  padding: 0.5rem 0;
  background: rgba(2, 2, 2, 0.95);
  border-bottom: 1px solid rgba(217, 28, 28, 0.3);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 900;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--primary);
  transition: width var(--transition-normal);
  box-shadow: 0 0 5px var(--primary-glow);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ================= Cards & Glassmorphism ================= */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
}

/* Base class for 3D elements */
.tilt-wrapper {
  perspective: 1200px;
  transform-style: preserve-3d;
}

.card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  padding: 2.5rem;
  border-radius: 12px;
  position: relative;
  overflow: visible;
  /* Changed for 3D glow bleeding */
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  z-index: 1;
  /* Will be controlled via JS for 3D Tilt */
  transform: perspective(1200px) rotateX(var(--rotate-x, 0deg)) rotateY(var(--rotate-y, 0deg)) scale3d(var(--scale, 1), var(--scale, 1), var(--scale, 1));
}

/* Inner glow for glassmorphism */
.card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px var(--glass-highlight);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.card:hover {
  border-color: rgba(230, 28, 28, 0.4);
  box-shadow:
    0 20px 40px rgba(0, 0, 0, 0.6),
    0 0 20px rgba(230, 28, 28, 0.15),
    inset 0 0 15px rgba(230, 28, 28, 0.05);
  /* Colored inner glow */
  --scale: 1.02;
  /* Slight pop up */
}

.card:hover::after {
  opacity: 1;
}

/* Highlight line effect returning */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
}

.card:hover::before {
  transform: translateX(100%);
}

.card-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  display: inline-block;
  transition: transform var(--transition-fast), color var(--transition-fast), text-shadow var(--transition-fast);
  /* Ensure icon pops out in 3D space */
  transform: translateZ(40px);
}

.card:hover .card-icon {
  transform: translateZ(60px) scale(1.05);
  text-shadow: 0 0 15px var(--primary-glow);
  color: var(--primary-hover);
}

/* Icon Glow Utilities */
.icon-glow {
  transition: all var(--transition-fast);
}

.icon-glow:hover {
  color: var(--primary-hover);
  filter: drop-shadow(0 0 12px var(--primary-glow-strong));
  transform: scale(1.1);
}

/* ================= Footer ================= */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid rgba(217, 28, 28, 0.2);
  padding: 4rem 0 2rem;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--bg-darker), var(--primary), var(--bg-darker));
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: inline-block;
}

.footer-logo span {
  color: var(--primary);
}

.footer-col h4 {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  color: #fff;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--text-muted);
}

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

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 0 15px var(--primary-glow);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ================= Utilities ================= */
.text-center {
  text-align: center;
}

.mb-1 {
  margin-bottom: 1rem;
}

.mb-2 {
  margin-bottom: 2rem;
}

.mb-3 {
  margin-bottom: 3rem;
}

.mb-4 {
  margin-bottom: 4rem;
}

.mt-1 {
  margin-top: 1rem;
}

.mt-2 {
  margin-top: 2rem;
}

.mt-3 {
  margin-top: 3rem;
}

.mt-4 {
  margin-top: 4rem;
}

/* Glitch Effect Utility */
.glitch {
  position: relative;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
}

.glitch::before {
  color: #0ff;
  z-index: -1;
  animation: glitch-anim 2.5s infinite;
}

.glitch::after {
  color: #f0f;
  z-index: -2;
  animation: glitch-anim2 3s infinite;
}

@keyframes glitch-anim {
  0% {
    transform: translate(0)
  }

  20% {
    transform: translate(-2px, 2px)
  }

  40% {
    transform: translate(-2px, -2px)
  }

  60% {
    transform: translate(2px, 2px)
  }

  80% {
    transform: translate(2px, -2px)
  }

  100% {
    transform: translate(0)
  }
}

@keyframes glitch-anim2 {
  0% {
    transform: translate(0)
  }

  20% {
    transform: translate(2px, -2px)
  }

  40% {
    transform: translate(2px, 2px)
  }

  60% {
    transform: translate(-2px, -2px)
  }

  80% {
    transform: translate(-2px, 2px)
  }

  100% {
    transform: translate(0)
  }
}

/* ================= Responsive ================= */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(5, 5, 5, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: left var(--transition-normal);
  }

  .nav-links.active {
    left: 0;
  }

  .mobile-menu-btn {
    display: block;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

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

  .social-links {
    justify-content: center;
  }

  h2::after {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* ================= Hero Extensions ================= */
.hero {
  padding: 150px 5vw 4rem 5vw;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 85vh;
  width: 100%;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 30% 50%, rgba(230, 28, 28, 0.08) 0%, transparent 60%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  align-items: center;
  gap: 8rem;
}

.hero-bg-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(230, 28, 28, 0.02) 10px, rgba(230, 28, 28, 0.02) 20px);
  z-index: -1;
  pointer-events: none;
}

.hero-badge-container {
  margin-bottom: 1rem;
}

.hero-badge {
  font-size: 0.9rem;
  letter-spacing: 2px;
  border: 1px solid rgba(230, 28, 28, 0.3);
  background: rgba(230, 28, 28, 0.05);
  color: var(--primary);
  text-shadow: 0 0 5px rgba(230, 28, 28, 0.5);
  padding: 0.4rem 1.2rem;
  display: inline-block;
  border-radius: 4px;
}

.hero h1 {
  text-shadow: 0 0 15px rgba(230, 28, 28, 0.3), 1px 1px 2px rgba(0, 0, 0, 0.8);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  margin-bottom: 1.2rem;
  line-height: 1.2;
}

.hero p.lead {
  color: #ddd;
  font-weight: 400;
  font-size: 1.05rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  max-width: 650px;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero .cta-group {
  display: flex;
  justify-content: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.hero .btn {
  padding: 0.7rem 1.5rem;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-visual {
    display: flex;
    justify-content: center;
    transform: scale(0.6);
    margin-bottom: -1rem;
    margin-top: -2rem;
  }

  .hero .cta-group {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: 120px 0 3rem;
    min-height: 80vh;
  }

  .hero-content {
    padding: 0 1rem;
    text-align: center;
  }

  .hero h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }

  .hero p.lead {
    font-size: 1rem;
    margin-bottom: 2rem;
    margin-left: auto;
    margin-right: auto;
  }
}

@keyframes spin {
  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}