:root {
  /* Sophisticated Dark Theme */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a25;
  --bg-surface: rgba(26, 26, 37, 0.8);
  --bg-glass: rgba(26, 26, 37, 0.6);
  --bg-gradient: linear-gradient(135deg, #0a0a0f 0%, #12121a 50%, #1a1a25 100%);

  --text-primary: #ffffff;
  --text-secondary: #ffffff;
  /* --text-secondary: #b0b0c0; */
  --text-tertiary: #808090;

  --accent-primary: #0085ff;
  --accent-secondary: #69b4ff;
  /* --accent-primary: #0085ff;
  --accent-secondary: #818cf8; */
  --accent-gradient: linear-gradient(
    135deg,
    #6366f1 0%,
    #818cf8 50%,
    #a5b4fc 100%
  );
  --accent-glow: 0 0 40px rgba(99, 102, 241, 0.3);
  --accent-glow-hover: 0 0 60px rgba(99, 102, 241, 0.4);
  /* --accent-primary: #0085ff;
  --accent-secondary: #69b4ff;
  --accent-gradient: linear-gradient(
    135deg,
    #0085ff 0%,
    #69b4ff 50%,
    #e0ffff 100%
  );
  
  --accent-glow: 0 0 40px rgba(0, 133, 255, 0.3);
  --accent-glow-hover: 0 0 60px rgba(0, 133, 255, 0.4);
  --border-accent: rgba(0, 133, 255, 0.3); */

  --border-light: rgba(255, 255, 255, 0.1);
  --border-medium: rgba(255, 255, 255, 0.15);
  --border-accent: rgba(99, 102, 241, 0.3);

  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 40px 80px rgba(0, 0, 0, 0.6);

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --font-heading: "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Monaco, "Cascadia Code", monospace;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
}

body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg-gradient);
  line-height: 1.6;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Animated gradient background */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(0, 133, 255, 0.15) 0%,
      /* rgba(99, 102, 241, 0.15) 0%, */ transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(105, 180, 255, 0.1) 0%,
      /* rgba(129, 140, 248, 0.1) 0%, */ transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(224, 255, 255, 0.08) 0%,
      /* rgba(165, 180, 252, 0.08) 0%, */ transparent 60%
    );
  z-index: -2;
  animation: gradientShift 20s ease infinite alternate;
}

/* Grid overlay */
body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(circle at 50% 50%, black 20%, transparent 80%);
  z-index: -1;
  opacity: 0.5;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 5px;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}

/* Header with glass morphism */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  backdrop-filter: blur(20px);
  background: rgba(10, 10, 15, 0.8);
  border-bottom: 1px solid var(--border-light);
  animation: slideDown 0.5s ease;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

/* .logo {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 700;
  font-size: 1.25rem;
  font-family: var(--font-heading);
  position: relative;
  overflow: hidden;
}

.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.1rem;
  box-shadow: var(--accent-glow);
  position: relative;
  overflow: visible;
}

.logo-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 14px;
}
.logo-mark::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.1) 50%,
    transparent 70%
  );
  animation: shine 3s infinite;
} */

.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  transition: opacity var(--transition-fast);
}

.logo:hover {
  opacity: 0.8;
}

.logo-image {
  height: 50px;
  width: auto;
  display: block;
}

.logo span {
  font-weight: 700;
  font-size: 1.25rem;
  font-family: var(--font-heading);
  color: var(--text-primary);
}
@keyframes shine {
  0% {
    transform: translateX(-100%) translateY(-100%) rotate(45deg);
  }
  100% {
    transform: translateX(100%) translateY(100%) rotate(45deg);
  }
}

.nav {
  display: flex;
  gap: 4px;
}

.nav-link {
  padding: 10px 20px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: all var(--transition-medium);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::before {
  width: 80%;
}

.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active::before {
  width: 80%;
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: rgba(99, 102, 241, 0.1);
  color: var(--accent-secondary);
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 40px;
  border: 1px solid var(--border-accent);
  backdrop-filter: blur(10px);
  animation: fadeInUp 0.8s ease 0.2s both;
}

/* .hero-title {
  margin-top: 30px;
  font-family: var(--font-heading);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
   animation: fadeInUp 0.8s ease 0.4s both; 
  color: #69b4ff;
} */
.hero-title {
  margin-top: 30px;
  font-family: var(--font-heading);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  color: var(--accent-secondary);
}

.hero-title-line2 {
  display: block;
  margin-top: 8px;
  font-weight: 700;
  color: var(--accent-secondary);
  letter-spacing: 0.01em;
}
.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  max-width: 600px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

/* Floating particles */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--accent-gradient);
  opacity: 0.1;
  animation: float 20s infinite linear;
}

@keyframes float {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
  }
  33% {
    transform: translateY(-30px) translateX(30px) rotate(120deg);
  }
  66% {
    transform: translateY(30px) translateX(-30px) rotate(240deg);
  }
  100% {
    transform: translateY(0) translateX(0) rotate(360deg);
  }
}

/* CTA Button */
/* .cta-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 20px 40px;
  background: var(--accent-gradient);
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--accent-glow);
  transition: all var(--transition-medium);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s ease 0.8s both;
} */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 20px 40px;
  background: linear-gradient(135deg, #0085ff, #69b4ff);
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--accent-glow);
  transition: all var(--transition-medium);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s ease 0.8s both;
}

.cta-button::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 0.7s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--accent-glow-hover);
}

.cta-button:hover::before {
  left: 100%;
}

.cta-button svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-medium);
}

.cta-button:hover svg {
  transform: translateX(4px);
}

/* Hero credential */
.hero-credential {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
  color: var(--text-tertiary);
  font-size: 0.95rem;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 1s both;
}

.cred-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cred-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent-primary);
}

/* Section Styles */
.section {
  padding: 10px 0;
  position: relative;
}

/* .section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 24px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
  
} */

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--accent-secondary);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 80px;
  height: 4px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin-bottom: 64px;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 48px;
}

@media (min-width: 768px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Animated Card */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 40px;
  backdrop-filter: blur(20px);
  transition: all var(--transition-medium);
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.card:nth-child(1) {
  animation-delay: 0.1s;
}
.card:nth-child(2) {
  animation-delay: 0.2s;
}
.card:nth-child(3) {
  animation-delay: 0.3s;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.card:hover {
  transform: translateY(-8px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-xl);
}

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

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
  color: var(--accent-primary);
  border: 1px solid var(--border-accent);
  transition: all var(--transition-medium);
}

.card:hover .card-icon {
  transform: scale(1.1);
  background: rgba(99, 102, 241, 0.2);
  box-shadow: var(--accent-glow);
}

.card-icon svg {
  width: 28px;
  height: 28px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

/* Focus Grid */
.focus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 48px;
}

@media (min-width: 768px) {
  .focus-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.focus-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: all var(--transition-medium);
  backdrop-filter: blur(20px);
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.focus-item:nth-child(1) {
  animation-delay: 0.1s;
}
.focus-item:nth-child(2) {
  animation-delay: 0.2s;
}
.focus-item:nth-child(3) {
  animation-delay: 0.3s;
}
.focus-item:nth-child(4) {
  animation-delay: 0.4s;
}
.focus-item:nth-child(5) {
  animation-delay: 0.5s;
}
.focus-item:nth-child(6) {
  animation-delay: 0.6s;
}

.focus-item:hover {
  transform: translateX(4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-lg);
}

.focus-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(99, 102, 241, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  border: 1px solid var(--border-accent);
  transition: all var(--transition-medium);
}

.focus-item:hover .focus-icon {
  transform: rotate(10deg) scale(1.1);
  background: rgba(99, 102, 241, 0.2);
  box-shadow: var(--accent-glow);
}

.focus-icon svg {
  width: 24px;
  height: 24px;
}

.focus-content h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.focus-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Two Column Panels */
.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 48px;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: repeat(2, 1fr);
  }
}

.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  padding: 40px;
  transition: all var(--transition-medium);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-gradient);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition-medium);
}

.panel:hover::before {
  transform: scaleY(1);
}

.panel-positive {
  border-color: rgba(72, 187, 120, 0.2);
}

.panel-caution {
  border-color: rgba(245, 158, 11, 0.2);
}

.panel h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

.panel h3 svg {
  width: 24px;
  height: 24px;
}

.panel-positive h3 {
  color: #48bb78;
}

.panel-caution h3 {
  color: #f59e0b;
}

.panel ul {
  list-style: none;
  padding: 0;
}

.panel li {
  padding: 14px 0;
  color: var(--text-secondary);
  font-size: 1rem;
  position: relative;
  padding-left: 32px;
  border-bottom: 1px solid var(--border-light);
}

.panel li:last-child {
  border-bottom: none;
}

.panel-positive li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 16px;
  height: 16px;
  background: #48bb78;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 12px;
}

.panel-caution li:before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 16px;
  height: 16px;
  background: #f59e0b;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 12px;
}

/* CTA Section */
/* .cta-section {
  text-align: center;
  padding: 120px 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin: 120px 0;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1) 0%,
    rgba(129, 140, 248, 0.05) 100%
  );
  border: 1px solid var(--border-accent);
} */

.cta-section {
  text-align: left;
  padding: 40px 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin: 60px auto;
  max-width: 1160px;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1) rgba(129, 140, 248, 0.05)
      /* rgba(0, 133, 255, 0.1) 0%,
    rgba(105, 180, 255, 0.05) 100% */
  );
  border: 1px solid var(--border-accent);
}

.cta-section::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  /* background: radial-gradient(
    circle at 50% 50%,
    rgba(99, 102, 241, 0.1) 0%,
    transparent 50%
  ); */
  background: radial-gradient(
    circle at 50% 50%,
    rgba(0, 133, 255, 0.1) 0%,
    /* Updated color */ transparent 50%
  );
  animation: pulse 10s infinite alternate;
  z-index: -1;
}

@keyframes pulse {
  0% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.2);
    opacity: 1;
  }
}

.cta-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  margin-bottom: 24px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-description {
  color: var(--text-secondary);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 48px;
}

.email-fallback {
  margin-top: 32px;
  color: var(--text-tertiary);
  font-size: 0.95rem;
}

.email-fallback a {
  color: var(--accent-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border-accent);
  padding-bottom: 2px;
  transition: all var(--transition-fast);
}

.email-fallback a:hover {
  color: white;
  border-bottom-color: white;
}
.cta-meta {
  margin-top: 24px;
  color: var(--text-tertiary);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
}

/* Footer */
.footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-light);
  color: var(--text-tertiary);
  position: relative;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
}
.footer-brand svg {
  flex-shrink: 0;
}

.footer-copyright {
  font-size: 0.9rem;
  opacity: 0.7;
}

.footer-linkedin {
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.footer-linkedin:hover {
  color: #0077b5;
}
/* Animation keyframes */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive */
/* @media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 20px;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding: 120px 0 60px;
    text-align: center;
  }

  .section {
    padding: 80px 0;
  }

  .focus-item {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .focus-icon {
    margin-bottom: 20px;
  }

  .cta-section {
    margin: 60px 0;
    padding: 80px 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 20px;
  }

  .hero-title {
    font-size: 2.5rem;
  }

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

  .card,
  .panel {
    padding: 32px 24px;
  }

  .hero-credential {
    flex-direction: column;
    gap: 12px;
  }
} */

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  /* Header */
  .header {
    padding: 16px 0;
  }

  .header-content {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

  .nav {
    flex-wrap: wrap;
    width: 100%;
    gap: 8px;
  }

  .nav-link {
    flex: 1 1 auto;
    text-align: center;
    padding: 8px 12px;
    font-size: 0.875rem;
  }

  /* Hero */
  .hero {
    padding: 80px 0 60px;
    text-align: left;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
    margin-bottom: 24px;
  }

  .hero-description {
    font-size: 1.125rem;
    margin-bottom: 32px;
  }

  .hero-credential {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  /* Sections */
  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
    margin-bottom: 16px;
  }

  .section-subtitle {
    font-size: 1rem;
    margin-bottom: 40px;
  }

  /* Cards Grid */
  .cards-grid {
    gap: 20px;
    margin-top: 32px;
  }

  .card {
    padding: 28px 24px;
  }

  .card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 24px;
  }

  .card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
  }

  /* Focus Grid */
  .focus-grid {
    gap: 16px;
    margin-top: 32px;
  }

  .focus-item {
    flex-direction: row;
    text-align: left;
    padding: 24px 20px;
    gap: 16px;
  }

  .focus-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
  }

  .focus-content h3 {
    font-size: 1.125rem;
    margin-bottom: 8px;
  }

  .focus-content p {
    font-size: 0.9rem;
  }

  /* Two Column Panels */
  .two-col {
    gap: 20px;
    margin-top: 32px;
  }

  .panel {
    padding: 28px 24px;
  }

  .panel h3 {
    font-size: 1.25rem;
    margin-bottom: 20px;
  }

  .panel li {
    padding: 12px 0 12px 28px;
    font-size: 0.95rem;
  }

  /* CTA Section */
  .cta-section {
    margin: 60px 0;
    padding: 32px 0;
  }

  .cta-button {
    width: 100%;
    justify-content: center;
    padding: 16px 32px;
    font-size: 1rem;
  }

  .cta-meta {
    margin-top: 20px;
    font-size: 0.85rem;
  }

  /* Footer */
  .footer {
    padding: 50px 0 30px;
  }

  .footer-content {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer-brand {
    justify-content: center;
  }

  .footer-copyright {
    text-align: center;
  }
}

/* Mobile phones (480px and below) */
@media (max-width: 480px) {
  html {
    scroll-padding-top: 80px;
  }

  .container {
    padding: 0 16px;
  }

  /* Header - Keep it sticky and clean */
  .header {
    padding: 12px 0;
  }

  .nav {
    display: none; /* Hide nav on very small screens, show sections instead */
  }

  /* Hero */
  .hero {
    padding: 60px 0 50px;
  }

  .hero-title {
    font-size: 1.875rem;
    line-height: 1.2;
    margin-bottom: 20px;
  }

  .hero-description {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .cta-button {
    padding: 14px 24px;
    font-size: 0.95rem;
    gap: 10px;
  }

  .cta-button svg {
    width: 18px;
    height: 18px;
  }

  .hero-credential {
    font-size: 0.875rem;
    padding-top: 24px;
    margin-top: 32px;
  }

  /* Sections */
  .section {
    padding: 50px 0;
  }

  .section-title {
    font-size: 1.625rem;
    margin-bottom: 12px;
  }

  .section-title::after {
    width: 60px;
    height: 3px;
  }

  .section-subtitle {
    font-size: 0.95rem;
    margin-bottom: 32px;
  }

  /* Cards */
  .cards-grid {
    gap: 16px;
    margin-top: 24px;
  }

  .card {
    padding: 24px 20px;
  }

  .card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 20px;
  }

  .card-icon svg {
    width: 24px;
    height: 24px;
  }

  .card-title {
    font-size: 1.125rem;
    margin-bottom: 10px;
  }

  .card-description {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  /* Focus Items */
  .focus-grid {
    gap: 12px;
  }

  .focus-item {
    padding: 20px 16px;
    gap: 14px;
  }

  .focus-icon {
    width: 44px;
    height: 44px;
  }

  .focus-icon svg {
    width: 20px;
    height: 20px;
  }

  .focus-content h3 {
    font-size: 1rem;
  }

  .focus-content p {
    font-size: 0.875rem;
    line-height: 1.6;
  }

  /* Panels */
  .panel {
    padding: 24px 20px;
  }

  .panel h3 {
    font-size: 1.125rem;
    margin-bottom: 16px;
    gap: 10px;
  }

  .panel h3 svg {
    width: 20px;
    height: 20px;
  }

  .panel li {
    padding: 10px 0 10px 24px;
    font-size: 0.9rem;
  }

  .panel-positive li:before,
  .panel-caution li:before {
    width: 14px;
    height: 14px;
    top: 14px;
  }

  /* CTA Section */
  .cta-section {
    margin: 50px 0;
    padding: 28px 0;
    border-radius: var(--radius-md);
  }

  .cta-meta {
    font-size: 0.8rem;
    padding: 0 10px;
    line-height: 1.5;
  }

  /* Footer */
  .footer {
    padding: 40px 0 24px;
  }

  .footer-brand {
    font-size: 1.125rem;
    gap: 12px;
  }

  .footer-copyright {
    font-size: 0.85rem;
  }

  .footer-linkedin svg {
    width: 18px;
    height: 18px;
  }

  /* Particle animations - reduce on mobile for performance */
  .particle {
    animation-duration: 25s !important;
  }
}

/* Very small devices (360px and below) */
@media (max-width: 360px) {
  .container {
    padding: 0 12px;
  }

  .hero-title {
    font-size: 1.625rem;
  }

  .card,
  .panel,
  .focus-item {
    padding: 20px 16px;
  }

  .cta-button {
    padding: 12px 20px;
    font-size: 0.9rem;
  }
}

/* Landscape mode fixes for mobile */
@media (max-width: 900px) and (orientation: landscape) {
  .hero {
    padding: 40px 0 30px;
  }

  .section {
    padding: 40px 0;
  }

  .cta-section {
    padding: 24px 0;
    margin: 40px 0;
  }
}