@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;800&family=Noto+Sans+KR:wght@300;400;500;700&family=Source+Code+Pro:wght@400;600&display=swap');

/* Global Variables & Resets */
:root {
  --primary-color: #3273dc; /* Bulma blue */
  --academic-blue: #209cee;
  --dark-text: #2c3e50;
  --light-bg: #f5f5f5;
  --code-bg: #2d2d2d;
}

body {
  font-family: 'Inter', 'Noto Sans KR', sans-serif;
  color: #4a4a4a;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  color: var(--dark-text);
  letter-spacing: -0.02em;
}

/* Hero Section */
.hero-body {
  padding-top: 5rem;
  padding-bottom: 5rem;
  background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
}

.title.is-1 {
  font-size: 3.5rem;
  background: -webkit-linear-gradient(45deg, #1a2a6c, #b21f1f, #fdbb2d);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1.5rem;
}

.subtitle.is-3 {
  font-weight: 300;
  color: #666;
  margin-bottom: 2rem;
}

.author-block {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.author-block a {
  color: #3273dc;
  border-bottom: 1px dashed #3273dc;
  transition: all 0.2s ease;
}

.author-block a:hover {
  border-bottom-style: solid;
  color: #1a2a6c;
}

.publication-links {
  margin-top: 2rem;
}

.link-block {
  margin: 0 5px;
  display: inline-block;
}

/* Main Content Containers */
.container.is-max-desktop {
  max-width: 960px;
  margin: 0 auto;
}

.section {
  padding: 3rem 1.5rem;
}

.content-block {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  padding: 2.5rem;
  margin-bottom: 3rem;
}

/* Feature Cards */
.feature-card {
  height: 100%;
  padding: 2rem;
  border-radius: 12px;
  background: white;
  box-shadow: 0 2px 10px rgba(0,0,0,0.03);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid #eee;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.feature-icon {
  font-size: 2.5rem;
  color: var(--academic-blue);
  margin-bottom: 1rem;
}

/* Tabs Override */
.tabs.is-toggle li.is-active a {
  background-color: var(--academic-blue);
  border-color: var(--academic-blue);
}

/* Code Blocks & Terminal */
pre {
  background-color: #272822 !important; /* Monokai-ish */
  border-radius: 8px;
  position: relative;
  padding-top: 2.5rem !important;
  color: #f8f8f2;
  font-family: 'Source Code Pro', monospace;
}

.copy-button {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 4px;
  color: #fff;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.2s;
}

.copy-button:hover {
  background: rgba(255,255,255,0.2);
}

/* BibTeX */
.bibtex-section pre {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 0.9rem;
}

/* Language Toggle */
.lang-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(10px);
  padding: 0.5rem;
  border-radius: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  font-weight: 600;
  font-size: 0.9rem;
}

.lang-toggle a {
  color: #aaa;
  padding: 0 0.5rem;
  text-decoration: none;
  transition: color 0.2s;
}

.lang-toggle a.active {
  color: #333;
}

.lang-toggle span {
  color: #ddd;
}

/* Architecture Diagram Placeholder */
.architecture-container {
  text-align: center;
  margin: 2rem 0;
  padding: 2rem;
  background: #f8f9fa;
  border-radius: 8px;
  border: 1px dashed #ccc;
}
.architecture-container img {
  max-width: 100%;
  height: auto;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Quick Prompt Section */
.prompt-container {
  background: #1e1e1e;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.prompt-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  background: #2d2d2d;
  border-bottom: 1px solid #444;
}

.prompt-header .tag {
  font-family: 'Source Code Pro', monospace;
}

.copy-prompt-btn {
  font-weight: 600;
}

.prompt-content {
  margin: 0 !important;
  padding: 1.5rem !important;
  max-height: 500px;
  overflow-y: auto;
  font-size: 0.85rem !important;
  line-height: 1.5 !important;
  background: #1e1e1e !important;
  border-radius: 0 !important;
}

.prompt-content code {
  color: #d4d4d4;
  font-family: 'Source Code Pro', monospace;
  white-space: pre-wrap;
  word-break: break-word;
}

.notification.is-info.is-light {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  border-left: 4px solid #2196f3;
}

/* Responsive */
@media screen and (max-width: 768px) {
  .title.is-1 {
    font-size: 2.5rem;
  }
  .section {
    padding: 2rem 1rem;
  }
  .content-block {
    padding: 1.5rem;
  }
  .prompt-header {
    flex-direction: column;
    gap: 0.5rem;
  }
  .prompt-content {
    max-height: 400px;
  }
}