@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=Noto+Sans+JP:wght@300;400;700&display=swap');

:root {
  --bg-color: #0a0f1a;
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --accent-cyan: #00f0ff;
  --accent-purple: #b026ff;
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Outfit', 'Noto Sans JP', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Background gradient blobs */
.bg-blobs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: float 20s infinite alternate;
}

.blob-1 {
  top: -10%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--accent-purple), transparent 70%);
}

.blob-2 {
  bottom: -20%;
  right: -10%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, var(--accent-cyan), transparent 70%);
  animation-delay: -10s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(5%, 10%) scale(1.1); }
}

/* Typography */
h1, h2, h3 {
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-top: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 20%;
  width: 60%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
}

p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 6rem 0;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 100;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
}

header.scrolled {
  background: rgba(10, 15, 26, 0.8);
  border-bottom: 1px solid var(--glass-border);
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(255,255,255,0.2));
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.3s ease;
}

nav a:hover {
  color: var(--accent-cyan);
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-cyan);
  transition: width 0.3s ease;
}

nav a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
}

.hero-content {
  max-width: 800px;
}

.hero p.subtitle {
  font-size: 1.5rem;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  font-weight: 600;
  letter-spacing: 2px;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  color: white;
  text-decoration: none;
  border-radius: 30px;
  font-weight: 700;
  font-size: 1.1rem;
  margin-top: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 240, 255, 0.3);
}

/* Glass Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 3rem;
  transition: transform 0.3s ease, background 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.05);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  text-align: center;
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

/* Profile / Company */
.profile-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.company-info dl {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem 1rem;
  margin-top: 2rem;
}

.company-info dt {
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 0.5rem;
}

.company-info dd {
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 0.5rem;
}

.engineer-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(176, 38, 255, 0.1);
  color: var(--accent-purple);
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 1rem;
  border: 1px solid rgba(176, 38, 255, 0.3);
}

/* Contact */
.contact {
  text-align: center;
}

.contact-email {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
  display: inline-block;
  margin: 2rem 0;
}

.contact-email::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s ease;
}

.contact-email:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem 0;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
}

/* Animations (ScrollReveal) */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  .profile-content { grid-template-columns: 1fr; }
  nav ul { display: none; /* simple mobile fallback */ }
  .hero { text-align: center; }
  .contact-email { font-size: 1.2rem; }
}