@charset "UTF-8";

/* ==========================================================================
   ARVEX - Custom Styles
   Simple & Stylish BtoB Web & Web App Development
   ========================================================================== */

:root {
  --color-primary: #2563eb;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #1d4ed8;
  --color-accent: #06b6d4;
  --color-bg-dark: #090d16;
  --color-card-dark: #111827;
  --color-border-dark: rgba(255, 255, 255, 0.08);
}

/* スムーズスクロール */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 微細なグリッド背景 */
.bg-grid-pattern {
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
}

/* 発光グラデーションエフェクト */
.glow-effect {
  position: relative;
}
.glow-effect::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* スタイリッシュなカードホバー */
.tech-card {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.01) 100%);
  backdrop-filter: blur(8px);
}
.tech-card:hover {
  transform: translateY(-4px);
  border-color: rgba(96, 165, 250, 0.3);
  box-shadow: 0 16px 32px -12px rgba(37, 99, 235, 0.2);
}

/* グラスモーフィズム */
.glass-nav {
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* 代表者名などのプレースホルダー表示用スタイル */
.placeholder-highlight {
  position: relative;
  display: inline-block;
  padding: 0.15rem 0.5rem;
  font-weight: 500;
  color: #93c5fd;
  background-color: rgba(59, 130, 246, 0.12);
  border: 1px dashed rgba(96, 165, 250, 0.45);
  border-radius: 6px;
}

/* スクロールアニメーション（フェードイン） */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ディレイクラス */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* パルスアニメーション */
@keyframes pulse-slow {
  0%, 100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}
.animate-pulse-slow {
  animation: pulse-slow 8s infinite ease-in-out;
}