/* Modern Tech Portfolio - Big Tech Ready */

:root {
  --primary-blue: #007acc;
  --secondary-blue: #005a9e;
  --accent-blue: #00d4ff;
  --dark-bg: #0a0a0a;
  --darker-bg: #050505;
  --card-bg: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #808080;
  --border-color: #333333;
  --success-green: #00ff88;
  --warning-orange: #ff6b35;
  --gradient-primary: linear-gradient(135deg, #007acc 0%, #00d4ff 100%);
  --gradient-secondary: linear-gradient(135deg, #1a1a1a 0%, #333333 100%);
  --shadow-soft: 0 8px 32px rgba(0, 122, 204, 0.1);
  --shadow-strong: 0 16px 64px rgba(0, 122, 204, 0.2);
  --glow-blue: 0 0 20px rgba(0, 122, 204, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  background: var(--dark-bg);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  margin: 0;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  margin: 0 0 1rem 0;
  line-height: 1.2;
}

.title {
  font-size: 4rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.bigger-title {
  font-size: 3rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 2rem;
}

.subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Navigation */
.navbar {
  background: rgba(10, 10, 10, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.navbar .nav-link {
  color: var(--text-primary) !important;
  font-weight: 500;
  margin: 0 1rem;
  position: relative;
  transition: all 0.3s ease;
}

.navbar .nav-link:hover {
  color: var(--accent-blue) !important;
}

.navbar .nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

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

/* Header Section */
.header {
  background: var(--darker-bg);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(0, 122, 204, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.header .container {
  position: relative;
  z-index: 2;
}

.header .infos .title {
  font-size: 5rem;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease;
}

.header .infos .subtitle {
  font-size: 1.8rem;
  color: var(--accent-blue);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.2s both;
}

.header .infos p {
  font-size: 1.3rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  animation: fadeInUp 1s ease 0.4s both;
}

/* Buttons */
.btn {
  border-radius: 50px;
  font-weight: 600;
  padding: 12px 30px;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-dark {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-dark:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-strong);
  color: white;
}

.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: left 0.5s;
}

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

/* Social Links */
.socials .social-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: var(--card-bg);
  border-radius: 50%;
  margin: 0 10px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.socials .social-item:hover {
  background: var(--gradient-primary);
  transform: translateY(-3px);
  box-shadow: var(--glow-blue);
  color: white;
}

/* Sections */
.section {
  padding: 6rem 0;
  position: relative;
}

.section:nth-child(even) {
  background: var(--darker-bg);
}

/* Cards */
.project-info, .certifications, .extra {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  margin-bottom: 2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.project-info::before, .certifications::before, .extra::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
}

.project-info:hover, .certifications:hover, .extra:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-strong);
  border-color: var(--primary-blue);
}

.project-info::after, .certifications::after, .extra::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 122, 204, 0.1), transparent);
  transition: left 0.6s;
}

.project-info:hover::after, .certifications:hover::after, .extra:hover::after {
  left: 100%;
}

.project-info h2, .certifications h2, .extra h2 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.project-info p, .certifications p, .extra p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.project-info a, .certifications a, .extra a {
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid var(--accent-blue);
  padding: 8px 20px;
  border-radius: 25px;
  display: inline-block;
}

.project-info a:hover, .certifications a:hover, .extra a:hover {
  background: var(--accent-blue);
  color: var(--dark-bg);
  transform: translateY(-2px);
}

/* Experience Items */
.experience-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  margin-bottom: 2rem;
  transition: all 0.3s ease;
}

.experience-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: var(--primary-blue);
}

.experience-item img {
  border-radius: 10px;
  margin-bottom: 1rem;
}

.experience-item h5 {
  color: var(--accent-blue);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.experience-item p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.experience-item ul {
  color: var(--text-secondary);
}

.experience-item li {
  margin-bottom: 0.5rem;
}

/* Skills Progress Bars */
.progress {
  background: var(--card-bg);
  border-radius: 25px;
  height: 15px;
  margin-bottom: 2rem;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.progress-bar {
  background: var(--gradient-primary);
  border-radius: 25px;
  position: relative;
  transition: width 1.5s ease;
  box-shadow: 0 0 10px rgba(0, 122, 204, 0.3);
}

.progress-bar span {
  position: absolute;
  right: 10px;
  top: -30px;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--card-bg);
  padding: 4px 8px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
}

/* Skills Section Improvements */
#skills h5 {
  color: var(--accent-blue);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  text-align: center;
}

#skills h6 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

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

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Footer */
.page-footer {
  background: var(--darker-bg);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  text-align: center;
}

.page-footer p {
  color: var(--text-secondary);
  margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .title {
    font-size: 2.5rem;
  }
  
  .bigger-title {
    font-size: 2rem;
  }
  
  .header .infos .title {
    font-size: 3rem;
  }
  
  .section {
    padding: 4rem 0;
  }
}

/* Tech Badges */
.tech-badges {
  margin: 2rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  background: var(--gradient-primary);
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--primary-blue);
  transition: all 0.3s ease;
  animation: fadeInUp 1s ease 0.6s both;
}

.badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-blue);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* Selection */
::selection {
  background: var(--primary-blue);
  color: white;
}

/* Focus States */
*:focus {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
}

/* Loading Animation */
.loading {
  opacity: 0;
  animation: fadeIn 0.5s ease forwards;
}

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