/*
Theme Name: Well-Base Premium
Theme URI: https://well-base.jp/
Author: Antigravity AI
Description: A premium, modern, single-page theme with glassmorphism and rich aesthetics for Well-Base.
Version: 1.0
*/

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

:root {
  --primary-blue: #0A2540;
  --secondary-blue: #20609C;
  --accent-blue: #4A90E2;
  --background-white: #F8FAFC;
  --text-dark: #1E293B;
  --text-light: #64748B;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.1);
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

a {
  text-decoration: none;
  color: var(--accent-blue);
  transition: var(--transition);
}

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 5%;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-blue);
  letter-spacing: -0.5px;
}

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

nav a {
  color: var(--text-dark);
  font-weight: 500;
  font-size: 1rem;
}

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

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background-image: url('assets/images/hero.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 37, 64, 0.8) 0%, rgba(32, 96, 156, 0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  color: white;
  max-width: 800px;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  box-shadow: var(--glass-shadow);
  transform: translateY(20px);
  animation: fadeUp 1s ease forwards;
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: 1px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero p {
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: var(--accent-blue);
  color: white;
  border-radius: 50px;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(74, 144, 226, 0.4);
  transition: var(--transition);
}

.btn:hover {
  background: var(--primary-blue);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(74, 144, 226, 0.6);
  color: white;
}

/* Sections */
section {
  padding: 8rem 5%;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  color: var(--primary-blue);
  margin-bottom: 4rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--accent-blue);
  border-radius: 2px;
}

/* About Section */
.about {
  background: white;
}

.about-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.about-text {
  font-size: 1.2rem;
  color: var(--text-light);
  line-height: 2;
}

/* Services */
.services {
  background: var(--background-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background: white;
  padding: 3rem 2rem;
  border-radius: 24px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.03);
  transition: var(--transition);
  border: 1px solid rgba(0,0,0,0.02);
}

.service-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 20px 40px rgba(10, 37, 64, 0.1);
  border-color: var(--accent-blue);
}

.service-icon {
  font-size: 3rem;
  color: var(--accent-blue);
  margin-bottom: 1.5rem;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-blue);
}

/* Company */
.company {
  background: white;
}

.company-table {
  max-width: 800px;
  margin: 0 auto;
  width: 100%;
  border-collapse: collapse;
}

.company-table th,
.company-table td {
  padding: 1.5rem;
  border-bottom: 1px solid #E2E8F0;
  text-align: left;
}

.company-table th {
  width: 30%;
  color: var(--primary-blue);
  font-weight: 600;
}

/* Contact */
.contact {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
  color: white;
  text-align: center;
}

.contact .section-title {
  color: white;
}

.contact .section-title::after {
  background: white;
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.1);
  padding: 3rem;
  border-radius: 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Footer */
footer {
  background: #051426;
  color: white;
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Fade In Animation Class */
.fade-in-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  will-change: opacity, visibility;
}
.fade-in-section.is-visible {
  opacity: 1;
  transform: none;
}

/* Mobile */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  nav ul { display: none; } /* Add hamburger later if needed */
  .company-table th, .company-table td { display: block; width: 100%; }
  .company-table th { padding-bottom: 0.5rem; border-bottom: none; }
}