/* JINBO Minimal - Korean-inspired minimalist design system */

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

body {
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-900);
  background: var(--gray-50);
  -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
.nav {
  background: transparent;
  border-bottom: 1px solid transparent;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.nav.nav-scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.brand-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-600);
  letter-spacing: -0.025em;
}

.brand-korean {
  font-size: 14px;
  color: var(--gray-500);
  font-weight: 400;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--primary-600);
}

.btn-primary {
  background: var(--primary-600);
  color: white;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--primary-700);
  transform: translateY(-1px);
}

.btn-secondary {
  background: white;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  background: var(--primary-50);
  transform: translateY(-1px);
}

.btn-full {
  width: 100%;
  text-align: center;
  display: block;
}

.popular {
  position: relative;
}

.popular-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-600);
  color: white;
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.price {
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 16px 0;
}

.price-period {
  font-size: 16px;
  font-weight: 400;
  color: var(--gray-500);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

.feature-list li {
  padding: 8px 0;
  color: var(--gray-600);
  position: relative;
  padding-left: 20px;
}

.feature-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success-500);
  font-weight: 600;
}

/* Roadmap Styling */
.roadmap-phase {
  margin-bottom: 48px;
  padding: 32px;
  background: white;
  border-radius: 12px;
  border: 1px solid var(--gray-200);
}

.phase-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.phase-number {
  background: var(--primary-600);
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
}

.phase-timeline {
  background: var(--gray-100);
  color: var(--gray-600);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  margin-left: auto;
}

/* Hero Section */
.hero {
  padding: 120px 0;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--primary-50) 100%);
}

.hero .container {
  text-align: left;
  position: relative;
  z-index: 1;
}

/* Animated Background Elements */
.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
}

/* Floating Particles */
.particle {
  position: absolute;
  border-radius: 50%;
  background: var(--primary-600);
  opacity: 0.1;
}

.particle-1 {
  width: 8px;
  height: 8px;
  top: 20%;
  left: 15%;
  animation: float-1 6s ease-in-out infinite;
}

.particle-2 {
  width: 12px;
  height: 12px;
  top: 40%;
  right: 20%;
  background: var(--success-500);
  animation: float-2 8s ease-in-out infinite;
}

.particle-3 {
  width: 6px;
  height: 6px;
  top: 60%;
  left: 25%;
  animation: float-3 7s ease-in-out infinite;
}

.particle-4 {
  width: 10px;
  height: 10px;
  top: 30%;
  right: 35%;
  background: var(--success-500);
  animation: float-4 5s ease-in-out infinite;
}

.particle-5 {
  width: 14px;
  height: 14px;
  top: 70%;
  right: 15%;
  animation: float-5 9s ease-in-out infinite;
}

.particle-6 {
  width: 7px;
  height: 7px;
  top: 15%;
  right: 40%;
  background: var(--success-500);
  animation: float-6 6.5s ease-in-out infinite;
}

/* Progress Rings */
.progress-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--primary-600);
  opacity: 0.08;
}

.ring-1 {
  width: 200px;
  height: 200px;
  top: 20%;
  left: 10%;
  animation: pulse-ring 8s ease-in-out infinite;
}

.ring-2 {
  width: 150px;
  height: 150px;
  top: 50%;
  right: 15%;
  border-color: var(--success-500);
  animation: pulse-ring 6s ease-in-out infinite 2s;
}

.ring-3 {
  width: 100px;
  height: 100px;
  top: 70%;
  left: 30%;
  animation: pulse-ring 10s ease-in-out infinite 4s;
}

/* Animated Lines */
.progress-line {
  position: absolute;
  background: linear-gradient(90deg, transparent, var(--primary-600), transparent);
  height: 2px;
  opacity: 0.1;
}

.line-1 {
  width: 300px;
  top: 25%;
  left: 20%;
  animation: slide-line 12s ease-in-out infinite;
}

.line-2 {
  width: 200px;
  top: 55%;
  right: 25%;
  background: linear-gradient(90deg, transparent, var(--success-500), transparent);
  animation: slide-line 10s ease-in-out infinite 3s;
}

.line-3 {
  width: 250px;
  top: 75%;
  left: 15%;
  animation: slide-line 14s ease-in-out infinite 6s;
}

/* Korean-inspired Elements */
.korean-element {
  position: absolute;
  background: var(--primary-600);
  opacity: 0.06;
}

.element-1 {
  width: 40px;
  height: 3px;
  top: 35%;
  right: 10%;
  border-radius: 2px;
  animation: fade-element 8s ease-in-out infinite;
}

.element-2 {
  width: 25px;
  height: 3px;
  top: 45%;
  right: 8%;
  border-radius: 2px;
  background: var(--success-500);
  animation: fade-element 6s ease-in-out infinite 2s;
}

.element-3 {
  width: 35px;
  height: 3px;
  top: 55%;
  right: 12%;
  border-radius: 2px;
  animation: fade-element 10s ease-in-out infinite 4s;
}

.hero-eyebrow {
  margin-bottom: 24px;
}

.eyebrow-text {
  font-size: 14px;
  color: var(--gray-500);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gray-900);
  margin-bottom: 24px;
  letter-spacing: -0.025em;
  max-width: 680px;
  animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.6;
  color: var(--gray-600);
  margin-bottom: 32px;
  max-width: 560px;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-stats {
  display: flex;
  gap: 24px;
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.stat {
  font-size: 14px;
  color: var(--success-700);
  background: var(--success-50);
  padding: 6px 12px;
  border-radius: 6px;
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.btn-primary-large {
  background: var(--primary-600);
  color: white;
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.2s ease;
}

.btn-primary-large:hover {
  background: var(--primary-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background: white;
  color: var(--primary-600);
  padding: 16px 32px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  border: 2px solid var(--primary-200);
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: var(--primary-50);
  border-color: var(--primary-300);
  transform: translateY(-2px);
}

/* Proof Strip */
.proof-strip {
  padding: 32px 0;
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
  background: white;
}

.proof-strip .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.proof-text {
  font-size: 14px;
  color: var(--gray-500);
  font-weight: 500;
}

.proof-icons {
  display: flex;
  gap: 16px;
}

.proof-icon {
  height: 24px;
  width: 24px;
  opacity: 0.5;
  filter: grayscale(100%);
}

/* Features Section */
.features {
  padding: 80px 0;
  background: white;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 18px;
  color: var(--gray-600);
}

.feature-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.tile {
  text-align: center;
  padding: 32px 24px;
  background: var(--gray-50);
  border-radius: 16px;
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
}

.tile:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-200);
}

.tile-icon {
  width: 32px;
  height: 32px;
  margin-bottom: 16px;
}

.tile-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.tile-description {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 12px;
  line-height: 1.4;
}

.tile-chip {
  display: inline-block;
  font-size: 12px;
  color: var(--success-700);
  background: var(--success-100);
  padding: 4px 8px;
  border-radius: 4px;
  font-weight: 600;
}

/* Deep Dives Section */
.deep-dives {
  background: white;
  padding: 100px 0;
}

.deep-dives .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 80px;
  max-width: 900px;
}

.dive-item {
  text-align: left;
}

.dive-title {
  font-size: 32px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 16px;
}

.dive-description {
  font-size: 18px;
  line-height: 1.7;
  color: var(--gray-600);
  margin-bottom: 24px;
  max-width: 600px;
}

.dive-link {
  color: var(--primary-600);
  font-weight: 600;
  text-decoration: none;
  font-size: 16px;
}

.dive-link:hover {
  text-decoration: underline;
}

/* Roadmap Strip */
.roadmap-strip {
  padding: 64px 0;
  background: white;
}

.strip-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 40px;
  text-align: center;
}

.roadmap-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step {
  padding: 24px;
  background: var(--gray-50);
  border-radius: 12px;
  border: 2px solid var(--gray-200);
  text-align: center;
  transition: all 0.2s ease;
}

.step.active {
  border-color: var(--primary-500);
  background: var(--primary-50);
}

.step-number {
  display: block;
  width: 32px;
  height: 32px;
  background: var(--gray-300);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  margin: 0 auto 12px auto;
}

.step.active .step-number {
  background: var(--success-500);
}

.step-title {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.step-bullets {
  display: block;
  font-size: 12px;
  color: var(--gray-600);
  line-height: 1.4;
  margin-bottom: 12px;
}

.step-date {
  display: block;
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 600;
  background: var(--gray-200);
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-block;
}

.step.active .step-date {
  background: var(--success-200);
  color: var(--success-800);
}

/* Market Glance */
.market-glance {
  padding: 64px 0;
  background: var(--gray-900);
  color: white;
  text-align: center;
}

.market-metrics {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.metric {
  font-size: 18px;
  font-weight: 700;
  color: var(--success-400);
}

.market-summary {
  font-size: 16px;
  color: var(--gray-300);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* CTA Footer */
.cta-footer {
  padding: 80px 0;
  background: var(--primary-600);
  color: white;
  text-align: center;
}

.cta-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 32px;
}

.cta-form {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.cta-input {
  flex: 1;
  padding: 16px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  background: white;
  color: var(--gray-900);
  font-weight: 500;
}

.cta-input::placeholder {
  color: var(--gray-500);
  font-weight: 400;
}

.cta-button {
  background: var(--gray-900);
  color: white;
  padding: 16px 24px;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cta-button:hover {
  background: var(--gray-800);
  transform: translateY(-1px);
}

.cta-note {
  font-size: 14px;
  opacity: 0.8;
}

/* Footer */
.footer {
  padding: 40px 0;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-600);
}

.footer-korean {
  font-size: 14px;
  color: var(--gray-500);
  margin-left: 8px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--primary-600);
}

/* Hero Background Animations */
@keyframes float-1 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  25% { transform: translateY(-15px) translateX(5px); }
  50% { transform: translateY(-10px) translateX(-3px); }
  75% { transform: translateY(-20px) translateX(8px); }
}

@keyframes float-2 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  33% { transform: translateY(-20px) translateX(-8px); }
  66% { transform: translateY(-5px) translateX(12px); }
}

@keyframes float-3 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  30% { transform: translateY(-12px) translateX(-5px); }
  70% { transform: translateY(-18px) translateX(7px); }
}

@keyframes float-4 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  40% { transform: translateY(-25px) translateX(10px); }
  80% { transform: translateY(-8px) translateX(-6px); }
}

@keyframes float-5 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  20% { transform: translateY(-15px) translateX(-10px); }
  60% { transform: translateY(-30px) translateX(5px); }
}

@keyframes float-6 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  35% { transform: translateY(-22px) translateX(8px); }
  65% { transform: translateY(-12px) translateX(-4px); }
}

@keyframes pulse-ring {
  0%, 100% { 
    transform: scale(1);
    opacity: 0.08;
  }
  50% { 
    transform: scale(1.1);
    opacity: 0.15;
  }
}

@keyframes slide-line {
  0% { 
    transform: translateX(-100%);
    opacity: 0;
  }
  20% {
    opacity: 0.1;
  }
  80% {
    opacity: 0.1;
  }
  100% { 
    transform: translateX(100%);
    opacity: 0;
  }
}

@keyframes fade-element {
  0%, 100% { opacity: 0.06; }
  50% { opacity: 0.12; }
}

/* Content 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);
  }
}

.hero-title {
  animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-stats {
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-actions {
  animation: fadeInUp 0.8s ease-out 0.6s both;
}

.tile {
  animation: fadeInUp 0.6s ease-out both;
}

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

.tile-icon {
  transition: transform 0.3s ease;
}

.tile:hover .tile-icon {
  transform: scale(1.1) rotate(5deg);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .feature-tiles {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .roadmap-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .nav-links {
    gap: 16px;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .feature-tiles {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .roadmap-steps {
    grid-template-columns: 1fr;
  }
  
  .market-metrics {
    flex-direction: column;
    gap: 16px;
  }
  
  .cta-form {
    flex-direction: column;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
  
  .proof-strip .container {
    flex-direction: column;
    text-align: center;
  }
  
  /* Hide some animated elements on mobile for performance */
  .progress-ring,
  .progress-line {
    display: none;
  }
  
  .particle {
    transform: scale(0.7);
  }
}