:root {
  /* OQTOPUS Brand Colors - based on logo */
  --oqtopus-red: #E53E3E; /* Primary red from logo */
  --oqtopus-blue: #2B6CB0; /* Primary blue from logo */
  --oqtopus-dark: #1A202C; /* Dark navy/black from logo */
  --oqtopus-light: #FFFFFF; /* White */
  
  /* Theme color mapping */
  --slidev-theme-primary: var(--oqtopus-blue);
  --slidev-theme-secondary: var(--oqtopus-red);
  --slidev-theme-accent: #4299E1; /* Lighter blue accent */
  --slidev-theme-background: #FAFAFA; /* Subtle off-white */
  --slidev-theme-text: var(--oqtopus-dark);
  --slidev-theme-muted: #718096; /* Muted text */
  
  /* Business theme additions */
  --slidev-theme-success: #38A169;
  --slidev-theme-warning: #D69E2E;
  --slidev-theme-error: var(--oqtopus-red);
  --slidev-theme-gradient: linear-gradient(135deg, var(--oqtopus-blue), var(--oqtopus-red));
  --slidev-theme-shadow: 0 10px 25px rgba(26, 32, 44, 0.1);
  
  /* Typography */
  --slidev-font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  --slidev-font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
}

.slidev-layout.cover,
.slidev-layout.intro {
  @apply h-full grid;
  background: linear-gradient(135deg, var(--slidev-theme-primary), var(--slidev-theme-secondary));
  color: white;
  padding: 0 !important; /* Override general padding for cover slides */

  h1 {
    @apply text-5xl leading-20 font-bold;
    background: linear-gradient(45deg, #ffffff, var(--slidev-theme-accent));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  h1 + p {
    @apply -mt-2 opacity-80 mb-4 text-lg;
  }

  p + h2,
  ul + h2,
  table + h2 {
    @apply mt-8;
  }
}

/* General slide styling with proper containment */
.slidev-layout {
  background-color: var(--slidev-theme-background);
  color: var(--slidev-theme-text);
  font-family: var(--slidev-font-family);
  line-height: 1.6;
  padding: 1.5rem 1.5rem;
  box-sizing: border-box;
  max-width: 100vw;
  max-height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

/* Compact typography for better slide containment */
.slidev-layout h1 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1rem;
  margin-top: 0;
  color: var(--oqtopus-dark);
}

.slidev-layout h2 {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  margin-top: 0;
  color: var(--oqtopus-blue);
  border-bottom: 2px solid var(--oqtopus-red);
  padding-bottom: 0.25rem;
}

.slidev-layout h3 {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.3;
  margin-bottom: 0.625rem;
  margin-top: 0;
  color: var(--oqtopus-blue);
}

.slidev-layout p {
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  margin-top: 0;
  color: var(--slidev-theme-text);
}

/* Code block styling */
.slidev-layout pre {
  @apply rounded-lg;
  border: 2px solid var(--oqtopus-blue);
  background: var(--oqtopus-dark);
  box-shadow: var(--slidev-theme-shadow);
}

.slidev-layout code {
  font-family: var(--slidev-font-mono);
  background: rgba(43, 108, 176, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 0.375rem;
  font-size: 0.9em;
}

/* Compact business elements */
.oqtopus-highlight {
  background: var(--slidev-theme-gradient);
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  color: white;
  font-weight: 600;
  box-shadow: var(--slidev-theme-shadow);
  margin: 1rem 0;
  font-size: 0.9rem;
}

.oqtopus-highlight strong {
  font-weight: 800; /* さらに太くする */
}

.oqtopus-highlight h2 {
  color: white; /* タイトルを白に戻す */
}

.oqtopus-card {
  background: white;
  border-radius: 0.75rem;
  padding: 1.25rem;
  box-shadow: var(--slidev-theme-shadow);
  border: 2px solid var(--oqtopus-blue);
  margin: 0.75rem 0;
}

.oqtopus-badge {
  background: var(--oqtopus-blue);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  font-weight: 600;
  font-size: 0.875rem;
  display: inline-block;
}

.oqtopus-badge h2 {
  color: white; /* タイトルを白に戻す */
}

/* List styling */
.slidev-layout ul {
  list-style: none;
  padding-left: 0;
}

.slidev-layout li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.2rem;
  font-size: 0.9rem;
}

.slidev-layout li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--oqtopus-red);
  border-radius: 50%;
  transform: translateY(-50%);
}

/* Table styling */
.slidev-layout table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--slidev-theme-shadow);
  margin: 1.5rem 0;
}

.slidev-layout th {
  background: var(--oqtopus-blue);
  color: white;
  padding: 1rem;
  font-weight: 600;
  text-align: left;
}

.slidev-layout td {
  padding: 1rem;
  border-bottom: 1px solid rgba(43, 108, 176, 0.1);
  background: white;
}

.slidev-layout tr:hover td {
  background: rgba(43, 108, 176, 0.05);
}