/* Timeless Landing Page Styles */
/* Enhanced for Holberton Portfolio Project Requirements */
/* Royal Blue, Gold Yellow, Vibrant Red Theme */

:root {
  /* Primary Colors - Timeless Palette */
  --royal-blue: #1E2A78;
  --bright-yellow: #FFD700;
  --vibrant-red: #DC2626;
  
  /* Supporting Colors */
  --white: #FFFFFF;
  --black: #000000;
  --text-primary: #1A1A1A;
  --text-secondary: #374151;
  --text-tertiary: #6B7280;
  --background: #FFFFFF;
  --surface: #F8FAFC;
  --border: #E2E8F0;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--royal-blue) 0%, var(--bright-yellow) 100%);
  --gradient-hero: linear-gradient(135deg, var(--royal-blue) 0%, #2563EB 50%, var(--bright-yellow) 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Typography */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--text-primary);
  line-height: 1.6;
  background-color: var(--background);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

.highlight {
  color: var(--vibrant-red);
  font-weight: 700;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--royal-blue);
  border: 2px solid var(--royal-blue);
}

.btn-secondary:hover {
  background: var(--royal-blue);
  color: var(--white);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.5rem 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-img {
  height: 120px;
  width: auto;
}

.logo-text {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--royal-blue);
}

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

.nav-link {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--royal-blue);
}

.nav-link.cta-button {
  background: var(--gradient-primary);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 6px;
}

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

.bar {
  width: 25px;
  height: 3px;
  background: var(--royal-blue);
  margin: 3px 0;
  transition: 0.3s;
}

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

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 2rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--royal-blue);
}

.stat-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  position: relative;
  width: 216px;
  height: 432px;
  background: var(--white);
  border-radius: 22px;
  padding: 20px;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.app-screenshot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
}

.floating-cards {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.job-card {
  background: var(--white);
  padding: 0.75rem;
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  margin: 0.5rem;
  min-width: 140px;
  max-width: 160px;
  animation: float 3s ease-in-out infinite;
}

.job-card:nth-child(2) {
  animation-delay: 1.5s;
}

.job-title {
  font-weight: 600;
  color: var(--royal-blue);
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
}

.job-company {
  color: var(--text-secondary);
  font-size: 0.75rem;
  margin-bottom: 0.3rem;
}

.job-match {
  background: var(--bright-yellow);
  color: var(--royal-blue);
  padding: 1px 6px;
  border-radius: 8px;
  font-size: 0.7rem;
  font-weight: 600;
  display: inline-block;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.bg-shape {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 215, 0, 0.1);
  animation: float 6s ease-in-out infinite;
}

.shape-1 {
  width: 200px;
  height: 200px;
  top: 20%;
  right: 10%;
  animation-delay: 0s;
}

.shape-2 {
  width: 150px;
  height: 150px;
  bottom: 20%;
  left: 10%;
  animation-delay: 2s;
}

.shape-3 {
  width: 100px;
  height: 100px;
  top: 50%;
  right: 30%;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

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

/* Features Section */
.features {
  padding: 6rem 0;
  background: var(--surface);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--white);
  padding: 2rem;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon i {
  font-size: 2rem;
  color: var(--white);
}

.feature-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--royal-blue);
  margin-bottom: 1rem;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
  padding: 6rem 0;
  background: var(--white);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 1.5rem;
}

.step h3 {
  color: var(--royal-blue);
  margin-bottom: 1rem;
}

.step p {
  color: var(--text-secondary);
}

/* About Section */
.about {
  padding: 6rem 0;
  background: var(--surface);
}

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

.about-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.about-feature i {
  color: var(--vibrant-red);
  font-size: 1.2rem;
}

.about-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
}

/* Download Section */
.download {
  padding: 6rem 0;
  background: var(--royal-blue);
  text-align: center;
}

.download .section-title,
.download .section-subtitle {
  color: var(--white);
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 2rem 0;
}

.download-btn img {
  height: 60px;
  transition: transform 0.3s ease;
}

.download-btn:hover img {
  transform: scale(1.05);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.social-link {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  text-decoration: none;
  transition: background 0.3s ease;
}

.social-link:hover {
  background: var(--bright-yellow);
  color: var(--royal-blue);
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item i {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-item h4 {
  color: var(--royal-blue);
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--text-secondary);
  margin: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--royal-blue);
}

/* Social Section */
.social-section {
  text-align: center;
  margin: 2rem 0;
  padding: 2rem 0;
  border-top: 1px solid #e5e7eb;
}

.social-section h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem;
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  color: white;
  text-decoration: none;
  border-radius: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
  border: 2px solid #3b82f6;
  min-width: 80px;
}

.social-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  border-color: #2563eb;
}

.social-link i {
  font-size: 1.2rem;
  color: white;
}

.social-link span {
  color: white;
  font-weight: 500;
  font-size: 0.75rem;
  text-align: center;
}

/* Footer */
.footer {
  background: #f8fafc;
  color: var(--text-primary);
  padding: 2rem 0 1rem;
  border-top: 1px solid #e2e8f0;
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-logo-img {
  height: 60px;
  width: auto;
}

.footer-logo-text {
  font-size: 1.3rem;
  font-weight: 700;
  color: #3b82f6;
}

.footer-description {
  color: #64748b;
  line-height: 1.6;
}

.footer-section h4 {
  color: #3b82f6;
  margin-bottom: 1rem;
}

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

.footer-section li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: #64748b;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: #3b82f6;
}

.footer-bottom {
  border-top: 1px solid #e2e8f0;
  padding-top: 1.5rem;
  text-align: center;
  color: #64748b;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-container,
  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .phone-mockup {
    width: 192px;
    height: 384px;
  }
  
  .features-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: var(--white);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-lg);
    padding: 2rem 0;
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .hero-stats {
    gap: 1rem;
    justify-content: space-between;
  }
  
  .stat {
    flex: 1;
    min-width: 0;
  }
  
  .stat-number {
    font-size: 1rem;
  }
  
  .stat-label {
    font-size: 0.75rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-container {
    grid-template-columns: 1fr;
  }
  
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-title {
    font-size: 1.8rem;
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: 0.9rem;
    line-height: 1.4;
  }
  
  .hero-stats {
    gap: 0.5rem;
    margin-top: 1.5rem;
  }
  
  .hero-buttons {
    gap: 0.75rem;
    margin-bottom: 1.5rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .phone-mockup {
    width: 168px;
    height: 336px;
  }
  
  .floating-cards {
    display: none;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
  .feature-card,
  .step,
  .about-text,
  .about-visual {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  
  .feature-card.animate,
  .step.animate,
  .about-text.animate,
  .about-visual.animate {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Enhanced Feature Cards for Portfolio Requirements */
.feature-card.main-feature {
  padding: 2rem;
  border-radius: 12px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--border);
  transition: all 0.3s ease;
  max-width: 350px;
  margin: 0 auto;
}

.feature-card.main-feature:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--royal-blue);
}

.feature-image {
  width: 100%;
  height: 200px;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* Social Profiles Links */
.team-links {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.team-links h3 {
  color: var(--royal-blue);
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.social-profiles {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.profile-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--royal-blue);
  color: var(--white);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.profile-link:hover {
  background: var(--vibrant-red);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.project-link {
  margin-top: 1rem;
}

.repo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--bright-yellow);
  color: var(--royal-blue);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid var(--royal-blue);
}

.repo-link:hover {
  background: var(--royal-blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* QR Code Section */
.qr-code-section {
  margin: 2rem 0;
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

.qr-code-section h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.qr-code-section p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.qr-code-container {
  display: inline-block;
  background: var(--white);
  padding: 1rem;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  transition: transform 0.3s ease;
}

.qr-code-container:hover {
  transform: scale(1.05);
}

.qr-code {
  width: 150px;
  height: 150px;
  border-radius: 8px;
  display: block;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .social-profiles {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .profile-link,
  .repo-link {
    justify-content: center;
    text-align: center;
  }
  
  .feature-image {
    height: 180px;
  }
  
  .qr-code-section {
    margin: 1.5rem 0;
    padding: 1.5rem;
  }
  
  .qr-code {
    width: 120px;
    height: 120px;
  }
}