/* ===== HOMEPAGE STYLES ===== */
/* Extracted and optimized from index.html inline styles */

/* ===== JAPANESE MINIMALIST DESIGN SYSTEM ===== */
:root {
  /* Japanese Color Palette - Improved contrast for accessibility */
  --jp-white: #FAFAFA;
  --jp-black: #1A1A1A;
  --jp-gray-light: #F5F5F5;
  --jp-gray-medium: #E8E8E8;
  --jp-gray-dark: #4A4A4A; /* Improved from #666666 for WCAG AA compliance */
  --jp-accent: #2C5F7C;
  --jp-accent-light: #5A8CAA;
  --jp-red: #C73E3A;
  --jp-gold: #C8A882;

  /* Spacing - Reduced for more compact layout */
  --jp-spacing-xs: 0.25rem;
  --jp-spacing-sm: 0.5rem;
  --jp-spacing-md: 1rem;
  --jp-spacing-lg: 2rem;
  --jp-spacing-xl: 3rem;

  /* Typography */
  --jp-font-serif: 'Crimson Text', Georgia, 'Times New Roman', serif;
  --jp-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --jp-font-mono: 'Source Code Pro', Monaco, 'Cascadia Code', monospace;

  /* Z-index system - organized hierarchy */
  --z-grid: 1;
  --z-sakura: 2;
  --z-content: 10;
  --z-decoration: 15;
  --z-scroll: 20;

  /* Legacy variables for compatibility */
  --primary-color: #2C5F7C;
  --secondary-color: #5A8CAA;
  --text-dark: #1A1A1A;
}

/* ===== FOCUS STATES FOR ACCESSIBILITY ===== */
*:focus-visible {
  outline: 2px solid var(--jp-accent);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--jp-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ===== JAPANESE MINIMALIST HERO ===== */
.jp-minimal-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--jp-white);
  overflow: hidden;
}

/* ===== ZEN CIRCLE ELEMENTS - Performance optimized ===== */
.zen-circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--jp-gray-medium);
  opacity: 0.3;
  will-change: transform;
  animation: zen-breathe 8s ease-in-out infinite;
}

.zen-circle:first-of-type {
  width: 500px;
  height: 500px;
  top: -200px;
  right: -100px;
}

.zen-circle.secondary {
  width: 300px;
  height: 300px;
  bottom: -150px;
  left: -100px;
  animation-delay: 4s;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .zen-circle {
    animation: none;
  }
}

@keyframes zen-breathe {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.05); opacity: 0.5; }
}

/* ===== JAPANESE GRID PATTERN ===== */
.jp-grid-pattern {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  background-image:
    linear-gradient(var(--jp-black) 1px, transparent 1px),
    linear-gradient(90deg, var(--jp-black) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: var(--z-grid);
}

/* ===== SAKURA PETALS ===== */
.sakura-container {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: var(--z-sakura);
  pointer-events: none;
}

.sakura-petal {
  position: absolute;
  width: 10px;
  height: 10px;
  background: linear-gradient(135deg, #FFB7C5 0%, #FFDBED 100%);
  border-radius: 0 100% 0 100%;
  opacity: 0.6;
  will-change: transform;
  animation: sakura-fall 15s linear;
}

@media (prefers-reduced-motion: reduce) {
  .sakura-petal {
    animation: none;
    display: none;
  }
}

@keyframes sakura-fall {
  0% {
    transform: translateY(-100px) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
    opacity: 0;
  }
}

/* ===== JAPANESE HERO CONTENT ===== */
.jp-hero-content {
  position: relative;
  z-index: var(--z-content);
  text-align: center;
  padding: var(--jp-spacing-md);
  width: 100%;
  max-width: 900px;
}

.jp-content-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--jp-spacing-lg);
}

/* Logo with Line Decoration */
.jp-logo-wrapper {
  margin-bottom: var(--jp-spacing-md);
}

.logo-line-decoration {
  display: flex;
  align-items: center;
  gap: var(--jp-spacing-md);
}

.logo-line-decoration .line {
  height: 1px;
  width: 80px;
  background: var(--jp-gray-dark);
  opacity: 0.3;
}

.jp-logo {
  width: 200px;
  height: auto;
  opacity: 0.8;
  filter: grayscale(20%);
}

/* Japanese Typography */
.jp-title-group {
  display: flex;
  flex-direction: column;
  gap: var(--jp-spacing-sm);
}

.jp-main-title {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0;
}

.jp-title-en {
  font-family: var(--jp-font-sans);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 200;
  letter-spacing: 0.05em;
  color: var(--jp-black);
}

.jp-title-zh {
  font-family: var(--jp-font-serif);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 400;
  color: var(--jp-gray-dark);
  letter-spacing: 0.2em;
  lang: zh;
}

/* Subtitle with Vertical Text */
.jp-subtitle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--jp-spacing-md);
  margin: var(--jp-spacing-md) 0;
}

.jp-vertical-text {
  writing-mode: vertical-rl;
  font-family: var(--jp-font-serif);
  font-size: 1.5rem;
  color: var(--jp-accent);
  letter-spacing: 0.3em;
}

.jp-subtitle-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  text-align: center;
}

.jp-dynamic-text {
  font-family: var(--jp-font-sans);
  font-size: 1.2rem;
  color: var(--jp-accent);
  font-weight: 300;
  transition: opacity 0.5s ease;
}

.jp-subtitle-line {
  font-size: 0.9rem;
  color: var(--jp-gray-dark);
  font-weight: 300;
}

/* Description */
.jp-description {
  font-family: var(--jp-font-sans);
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  line-height: 2;
  color: var(--jp-gray-dark);
  max-width: 600px;
  margin: 0 auto;
  letter-spacing: 0.02em;
}

/* ===== JAPANESE CTA BUTTONS ===== */
.jp-cta-container {
  display: flex;
  gap: var(--jp-spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--jp-spacing-lg);
}

.jp-btn {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--jp-spacing-sm) var(--jp-spacing-md);
  text-decoration: none;
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  min-width: 160px;
  text-align: center;
}

.jp-btn-text {
  font-family: var(--jp-font-serif);
  font-size: 1rem;
  letter-spacing: 0.1em;
  color: var(--jp-black);
  margin-bottom: 0.25rem;
}

.jp-btn-subtext {
  font-family: var(--jp-font-sans);
  font-size: 0.75rem;
  color: var(--jp-gray-dark);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.jp-btn-icon {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  opacity: 0;
  transition: all 0.6s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.jp-btn.primary {
  border: 1px solid var(--jp-black);
  background: transparent;
}

.jp-btn.primary:hover {
  background: var(--jp-black);
}

.jp-btn.primary:hover .jp-btn-text,
.jp-btn.primary:hover .jp-btn-subtext {
  color: var(--jp-white);
}

.jp-btn.primary:hover .jp-btn-icon {
  opacity: 1;
  right: 10px;
  color: var(--jp-white);
}

.jp-btn.secondary {
  border: 1px solid var(--jp-gray-medium);
  background: var(--jp-gray-light);
}

.jp-btn.secondary:hover {
  border-color: var(--jp-accent);
  background: var(--jp-white);
  transform: translateY(-2px);
}

.jp-btn.secondary:hover .jp-btn-icon {
  opacity: 1;
  right: 10px;
  color: var(--jp-accent);
}

/* ===== CORNER DECORATIONS ===== */
.jp-corner-decoration {
  position: absolute;
  width: 60px;
  height: 60px;
  z-index: var(--z-decoration);
}

.jp-corner-decoration.top-left {
  top: 20px;
  left: 20px;
}

.jp-corner-decoration.bottom-right {
  bottom: 20px;
  right: 20px;
}

.corner-svg {
  width: 100%;
  height: 100%;
  color: var(--jp-gray-medium);
  opacity: 0.5;
}

/* ===== JAPANESE PARTNERS SECTION ===== */
.jp-partners-section {
  width: 100%;
  padding: var(--jp-spacing-md) 0;  /* Reduced from lg (2rem) to md (1rem) */
  background: var(--jp-white);
  border-top: 1px solid var(--jp-gray-medium);
  position: relative;
  margin: 0;
  box-sizing: border-box;
}

.jp-partners-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
}

.jp-partners-header {
  text-align: center;
  margin-bottom: var(--jp-spacing-lg);
}

.jp-partners-title {
  font-family: var(--jp-font-sans);
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 300;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-md);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--jp-spacing-sm);
}

.jp-title-divider {
  color: var(--jp-gray-dark);
  opacity: 0.5;
}

.jp-partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: calc(var(--jp-spacing-xl) * 3);
  align-items: center;
  justify-items: center;
  padding: var(--jp-spacing-lg) 0;
}

.jp-partner-item {
  text-align: center;
  transition: transform 0.3s ease;
}

.jp-partner-item:hover {
  transform: translateY(-5px);
}

.jp-partner-link {
  display: block;
  text-decoration: none;
  color: var(--jp-gray-dark);
  transition: opacity 0.3s ease;
}

.jp-partner-link:hover {
  opacity: 0.8;
}

.jp-partner-logo {
  width: 320px;
  height: 200px;
  margin: 0 auto var(--jp-spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.jp-partner-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.jp-partner-item:hover .jp-partner-logo img {
  filter: grayscale(0%);
}

.jp-partner-name {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-size: 0.9rem;
  text-align: center;
}

.jp-partner-name-en {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.jp-partner-name-zh {
  font-size: 0.85rem;
  opacity: 0.7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== JAPANESE STATS SECTION ===== */
.jp-stats-section {
  width: 100%;
  padding: var(--jp-spacing-xl) 0;
  background: var(--jp-white);
  border-top: 1px solid var(--jp-gray-medium);
  position: relative;
  margin: 0;
  box-sizing: border-box;
}

.jp-stats-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  min-height: 120px;
}

.jp-stat-item {
  text-align: center;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--jp-spacing-xs);
}

.jp-stat-number {
  font-family: var(--jp-font-sans);
  font-size: 2.5rem;
  font-weight: 200;
  color: var(--jp-accent);
  margin-bottom: var(--jp-spacing-xs);
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.25rem;
}

.jp-stat-plus {
  font-size: 1.5rem;
  opacity: 0.5;
}

.jp-stat-label-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.jp-stat-label-zh {
  font-family: var(--jp-font-serif);
  font-size: 0.9rem;
  color: var(--jp-black);
  letter-spacing: 0.1em;
  lang: zh;
}

.jp-stat-label-en {
  font-family: var(--jp-font-sans);
  font-size: 0.7rem;
  color: var(--jp-gray-dark);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.jp-stat-divider {
  width: 1px;
  height: 60px;
  background: var(--jp-gray-medium);
  opacity: 0.3;
}

/* ===== ORIGINAL RESEARCH SECTION ===== */
.research-showcase {
  width: 100%;
  padding: var(--jp-spacing-md) 0;
  background: var(--jp-white);
  margin: 0;
  box-sizing: border-box;
}

.section-intro {
  text-align: center;
  margin-bottom: var(--jp-spacing-xl);
}

.section-title {
  font-family: var(--jp-font-sans);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 300;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-md);
}

.section-title .highlight {
  color: var(--jp-accent);
}

.section-description {
  font-family: var(--jp-font-sans);
  font-size: 1.1rem;
  color: var(--jp-gray-dark);
  line-height: 1.7;
  text-align: center;
  margin: 0 auto;
  max-width: 800px;
}

.research-cards-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--jp-spacing-md);
}

.research-card {
  background: var(--jp-white);
  border: 0.5px solid var(--jp-gray-medium);
  padding: var(--jp-spacing-lg);
  text-align: center;
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  border-radius: 8px;
}

.research-card:hover {
  transform: translateY(-8px);
  border-color: var(--jp-accent);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.card-icon {
  margin-bottom: var(--jp-spacing-md);
}

.icon-3d {
  width: 100px;
  height: 100px;
  margin: 0 auto;
  background: linear-gradient(135deg, var(--jp-accent-light), var(--jp-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.8rem;
  color: var(--jp-white);
  box-shadow: 0 10px 30px rgba(44, 95, 124, 0.3);
}

.research-card h3 {
  font-family: var(--jp-font-sans);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-md);
  margin-top: var(--jp-spacing-lg);
}

.research-card p {
  font-family: var(--jp-font-sans);
  font-size: 1rem;
  color: var(--jp-gray-dark);
  line-height: 1.8;
  margin-bottom: var(--jp-spacing-lg);
  flex-grow: 1;
}

.card-footer {
  margin-top: auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--jp-font-sans);
  font-size: 0.9rem;
  color: var(--jp-accent);
  text-decoration: none;
  transition: all 0.3s ease;
}

.read-more:hover {
  gap: 1rem;
  color: var(--jp-black);
}

/* ===== NEWS SECTION ===== */
.news-section {
  width: 100%;
  padding: var(--jp-spacing-xl) 0;
  background: var(--jp-white);
  margin: 0;
  box-sizing: border-box;
}

.news-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--jp-spacing-lg);
}

.news-card {
  background: var(--jp-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.news-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  z-index: 1;
}

.news-card-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    transparent 60%,
    rgba(0, 0, 0, 0.1) 100%
  );
  z-index: 2;
  pointer-events: none;
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s ease;
  z-index: 1;
}

.news-card:hover .news-card-image img {
  transform: scale(1.05);
}

.news-card-category {
  display: inline-block;
  background: var(--jp-accent);
  color: var(--jp-white);
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--jp-spacing-sm);
}

.news-card-content {
  padding: var(--jp-spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--jp-spacing-sm);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.news-card-date-inline {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  font-family: var(--jp-font-sans);
}

.news-card-date-inline .day {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--jp-accent);
  line-height: 1;
}

.news-card-date-inline .month {
  font-size: 0.8rem;
  color: var(--jp-gray-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.news-card-date-inline .year {
  font-size: 0.75rem;
  color: var(--jp-gray-dark);
  opacity: 0.7;
}

.news-card-title {
  margin-bottom: var(--jp-spacing-sm);
}

.news-card-title a {
  font-family: var(--jp-font-sans);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--jp-black);
  text-decoration: none;
  line-height: 1.4;
  transition: color 0.3s ease;
}

.news-card-title a:hover {
  color: var(--jp-accent);
}

.news-card-excerpt {
  font-family: var(--jp-font-sans);
  font-size: 0.9rem;
  color: var(--jp-gray-dark);
  line-height: 1.6;
  margin-bottom: var(--jp-spacing-md);
}

.news-card-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: var(--jp-spacing-md);
  flex-wrap: wrap;
}

.news-tag {
  background: var(--jp-gray-medium);
  color: var(--jp-gray-dark);
  padding: 0.25rem 0.5rem;
  border-radius: 10px;
  font-size: 0.7rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.news-tag:hover {
  background: var(--jp-accent);
  color: var(--jp-white);
}

.view-all-container {
  text-align: center;
  margin-top: var(--jp-spacing-xl);
}

.view-all-button {
  display: inline-flex;
  align-items: center;
  gap: var(--jp-spacing-sm);
  padding: var(--jp-spacing-sm) var(--jp-spacing-lg);
  background: var(--jp-white);
  color: var(--jp-black);
  text-decoration: none;
  border: 1px solid var(--jp-gray-medium);
  border-radius: 25px;
  font-family: var(--jp-font-sans);
  font-weight: 400;
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.view-all-button:hover {
  background: var(--jp-black);
  color: var(--jp-white);
  border-color: var(--jp-black);
  transform: translateY(-2px);
}

/* ===== JOIN LAB SECTION ===== */
.join-lab-section {
  width: 100%;
  padding: var(--jp-spacing-xl) 0;
  background: var(--jp-white);
  margin: 0;
  box-sizing: border-box;
  overflow-x: hidden;
}

.join-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
  display: flex;
  align-items: center;
  gap: var(--jp-spacing-md);
  box-sizing: border-box;
  width: 100%;
}

.join-logo-container {
  flex: 0 0 25%;
  max-width: 300px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.join-logo {
  width: 100%;
  max-width: 250px;
  height: auto;
  filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.1));
  animation: float 6s ease-in-out infinite;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .join-logo {
    animation: none;
  }
}

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

.join-text-content {
  flex: 1;
  text-align: left;
  min-width: 0;
  max-width: 85%;
}

.join-title {
  font-family: var(--jp-font-sans);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--jp-black);
}

.join-title .highlight {
  color: var(--jp-accent);
}

.join-description {
  font-family: var(--jp-font-sans);
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  color: var(--jp-gray-dark);
  max-width: 100%;
}

.join-opportunities {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
  width: 100%;
  box-sizing: border-box;
}

.opportunity-card {
  padding: 1.5rem;
  background: var(--jp-gray-light);
  border-radius: 12px;
  border: 1px solid var(--jp-gray-medium);
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-start;
}

.opportunity-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border-color: var(--jp-accent);
  background: var(--jp-white);
}

.opportunity-card i {
  font-size: 2rem;
  color: var(--jp-accent);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.opportunity-card h3 {
  font-family: var(--jp-font-sans);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
  color: var(--jp-black);
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.opportunity-card p {
  font-family: var(--jp-font-sans);
  font-size: 0.9rem;
  color: var(--jp-gray-dark);
  line-height: 1.5;
  min-height: 3rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  margin: 0;
  text-align: center;
}

.join-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  max-width: 100%;
}

.btn-join-new {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  font-family: var(--jp-font-sans);
  font-weight: 500;
  text-decoration: none;
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  font-size: 1rem;
  white-space: nowrap;
  box-sizing: border-box;
}

.btn-join-new.primary {
  background: var(--jp-accent);
  color: var(--jp-white);
  border: 1px solid var(--jp-accent);
}

.btn-join-new.primary:hover {
  background: var(--jp-accent-light);
  border-color: var(--jp-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(44, 95, 124, 0.4);
}

.btn-join-new.outline {
  background: transparent;
  color: var(--jp-accent);
  border: 2px solid var(--jp-accent);
}

.btn-join-new.outline:hover {
  background: var(--jp-accent);
  color: var(--jp-white);
  transform: translateY(-2px);
}

/* ===== SHARED JAPANESE MINIMALIST COMPONENTS ===== */

/* Base card component */
.jp-card {
  background: var(--jp-white);
  border: 0.5px solid var(--jp-gray-medium);
  border-radius: 8px;
  padding: var(--jp-spacing-lg);
  transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.jp-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  border-color: var(--jp-accent);
}

/* Section wrapper */
.jp-section {
  width: 100%;
  padding: var(--jp-spacing-xl) 0;
  background: var(--jp-white);
  margin: 0;
  box-sizing: border-box;
}

/* Container for content */
.jp-container,
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--jp-spacing-md);
  width: 100%;
  box-sizing: border-box;
}

/* Section title */
.jp-section-title {
  font-family: var(--jp-font-sans);
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 300;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-xl);
  /* text-align: center; */
}

/* Section headers */
.jp-section-header {
  /* text-align: center; */
  margin-bottom: var(--jp-spacing-lg);
}

.jp-section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.2rem);
  font-weight: 600;
  color: var(--jp-black);
  margin: 0;
}

.jp-section-header h3 {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 600;
  color: var(--jp-accent);
  margin: 0;
}

/* Hero content */
.jp-hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: var(--jp-spacing-lg) 0;
}

.jp-hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-md);
  line-height: 1.2;
}

.jp-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: var(--jp-gray-dark);
  margin: 0;
  line-height: 1.6;
}

.jp-section-title .jp-highlight {
  color: var(--jp-accent);
}

/* Grid layouts */
.jp-grid-1 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--jp-spacing-md);
  max-width: 800px;
  margin: 0 auto;
}

.jp-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--jp-spacing-md);
  max-width: 1000px;
  margin: 0 auto;
}

.jp-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--jp-spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

.jp-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--jp-spacing-md);
  max-width: 1200px;
  margin: 0 auto;
}

/* Japanese button styles */
.jp-button {
  display: inline-flex;
  align-items: center;
  gap: var(--jp-spacing-xs);
  padding: var(--jp-spacing-sm) var(--jp-spacing-md);
  border: 1px solid var(--jp-gray-medium);
  border-radius: 4px;
  background: transparent;
  color: var(--jp-black);
  text-decoration: none;
  font-family: var(--jp-font-sans);
  font-size: 0.9rem;
  font-weight: 400;
  transition: all 0.4s ease;
}

.jp-button:hover {
  background: var(--jp-black);
  color: var(--jp-white);
  border-color: var(--jp-black);
  transform: translateY(-2px);
}

.jp-button.primary {
  background: var(--jp-accent);
  color: var(--jp-white);
  border-color: var(--jp-accent);
}

.jp-button.primary:hover {
  background: var(--jp-accent-light);
  border-color: var(--jp-accent-light);
}

/* Japanese text styles */
.jp-text-primary {
  color: var(--jp-black);
  font-family: var(--jp-font-sans);
  line-height: 1.6;
}

.jp-text-secondary {
  color: var(--jp-gray-dark);
  font-family: var(--jp-font-sans);
  line-height: 1.6;
}

.jp-text-accent {
  color: var(--jp-accent);
  font-family: var(--jp-font-sans);
}

/* Japanese list styles */
.jp-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.jp-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: var(--jp-spacing-xs);
  color: var(--jp-gray-dark);
}

.jp-list li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: var(--jp-accent);
  font-weight: bold;
}

/* Contact information styling */
.jp-contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--jp-spacing-md);
}

.jp-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--jp-spacing-sm);
}

.jp-contact-icon {
  color: var(--jp-accent);
  font-size: 1.2rem;
  margin-top: 0.2rem;
  min-width: 1.5rem;
}

/* Publication card styling */
.jp-publication-card {
  border-left: 3px solid var(--jp-accent);
  padding-left: var(--jp-spacing-md);
  margin-bottom: var(--jp-spacing-lg);
}

.jp-publication-title {
  font-family: var(--jp-font-sans);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-xs);
  line-height: 1.4;
}

.jp-publication-authors {
  color: var(--jp-gray-dark);
  font-size: 0.95rem;
  margin-bottom: var(--jp-spacing-xs);
}

.jp-publication-venue {
  color: var(--jp-accent);
  font-size: 0.9rem;
  font-style: italic;
}

/* Member card styling */
.jp-member-card {
  text-align: center;
  padding: var(--jp-spacing-lg);
}

.jp-member-name {
  font-family: var(--jp-font-sans);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--jp-black);
  margin-bottom: var(--jp-spacing-sm);
}

.jp-member-role {
  color: var(--jp-accent);
  font-size: 1rem;
  margin-bottom: var(--jp-spacing-md);
}

.jp-member-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--jp-spacing-xs);
  justify-content: center;
  margin-top: var(--jp-spacing-md);
}

.jp-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(44, 95, 124, 0.1);
  color: var(--jp-accent);
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
}

/* Stats styling */
.jp-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--jp-spacing-lg);
  margin: var(--jp-spacing-xl) 0;
}

.jp-stat-card {
  text-align: center;
  padding: var(--jp-spacing-lg);
}

.jp-stat-number {
  font-family: var(--jp-font-sans);
  font-size: 2.5rem;
  font-weight: 200;
  color: var(--jp-accent);
  margin-bottom: var(--jp-spacing-sm);
}

.jp-stat-label {
  color: var(--jp-gray-dark);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .jp-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .jp-grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .jp-grid-2,
  .jp-grid-3,
  .jp-grid-4 {
    grid-template-columns: 1fr;
  }

  .jp-container,
  .container {
    padding: 0 var(--jp-spacing-sm);
    max-width: 100%;
  }

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

  .jp-hero-content {
    padding: var(--jp-spacing-md) 0;
  }

  .jp-grid-1,
  .jp-grid-2,
  .jp-grid-3,
  .jp-grid-4 {
    max-width: 100%;
    margin: 0 auto;
  }
}

@media (max-width: 1024px) {
  .zen-circle:first-of-type {
    width: 400px;
    height: 400px;
  }

  .jp-stats-container {
    gap: var(--jp-spacing-md);
  }

  .research-cards-container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--jp-spacing-md);
  }

  .join-opportunities {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--jp-spacing-md);
  }

  .join-content {
    gap: var(--jp-spacing-sm);
    flex-direction: column;
    text-align: center;
  }

  .join-logo-container {
    flex: none;
    width: 100%;
    max-width: 200px;
  }

  .join-text-content {
    max-width: 100%;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .jp-minimal-hero {
    min-height: 90vh;
  }

  .jp-subtitle {
    flex-direction: column;
    gap: var(--jp-spacing-sm);
    align-items: center;
    text-align: center;
  }

  .jp-vertical-text {
    writing-mode: horizontal-tb;
    font-size: 1.2rem;
  }

  .jp-subtitle-content {
    align-items: center;
    text-align: center;
  }

  .jp-cta-container {
    flex-direction: column;
    gap: var(--jp-spacing-md);
    align-items: center;
  }

  .jp-btn {
    width: 100%;
    max-width: 280px; /* Better mobile button width */
    margin: 0 auto;
  }

  .jp-stats-container {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--jp-spacing-lg);
    align-items: center;
  }

  .jp-stat-divider {
    display: none;
  }

  .jp-stat-item {
    width: 45%;
    min-width: 120px;
  }

  .jp-corner-decoration {
    width: 40px;
    height: 40px;
  }

  .research-cards-container {
    grid-template-columns: 1fr;
    gap: var(--jp-spacing-md);
  }

  .news-grid {
    grid-template-columns: 1fr;
    gap: var(--jp-spacing-lg);
  }

  .news-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--jp-spacing-xs);
  }

  .news-card-date-inline {
    order: 2;
  }

  .news-card-category {
    order: 1;
  }

  .join-content {
    flex-direction: column;
    gap: 2rem;
  }

  .join-logo-container {
    flex: none;
    width: 100%;
  }

  .join-text-content {
    text-align: center;
  }

  .join-opportunities {
    grid-template-columns: 1fr;
    gap: var(--jp-spacing-md);
  }

  .join-cta {
    justify-content: center;
    align-items: center;
    width: 100%;
  }

  .btn-join-new {
    width: 100%;
    max-width: 280px; /* Better mobile button width */
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .jp-minimal-hero {
    min-height: 100vh;
    padding: var(--jp-spacing-sm);
  }

  .logo-line-decoration .line {
    width: 40px;
  }

  .jp-title-en {
    font-size: 1.8rem;
  }

  .jp-title-zh {
    font-size: 1rem;
  }

  .jp-description {
    font-size: 0.9rem;
  }

  .jp-stat-item {
    width: 100%;
    min-width: auto;
    margin: 0 auto;
  }

  .jp-stats-container {
    flex-direction: column;
    gap: var(--jp-spacing-lg);
    align-items: center;
  }

  .jp-stat-number {
    font-size: 2rem;
  }

  .zen-circle {
    display: none;
  }
}