@charset "UTF-8";
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
img {
  line-height: 1;
}

a {
  text-decoration: none;
  color: #333;
  cursor: pointer;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", "Meiryo",
    "メイリオ", sans-serif;
  font-weight: 400;
  font-style: normal;
  line-height: 1.8;
  color: #333;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1; /* コンテンツ部分を伸ばす */
}

.button {
  display: inline-block;
  width: auto;
  padding: 0.8rem 1.6rem;
  background: #2c3e50;
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  margin: 0 auto;
  text-align: center;
  min-width: 180px;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.sp {
  display: none;
}

/* Header */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: #2c3e50;
  text-decoration: none;
  font-family: "Noto Serif JP", serif;
}

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

.nav-links a {
  text-decoration: none;
  color: #333;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: #3498db;
}

.nav-links a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background: #3498db;
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url("../img/top.jpg");
  background-position: top left;
  background-size: cover;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

.hero-content {
  z-index: 1;
  color: #fff;
  max-width: 800px;
  padding: 2rem;
}

.hero h1 {
  font-family: "Noto Serif JP", serif;
  font-size: 3.2rem;
  margin-bottom: 1rem;
  opacity: 0;
  animation: fadeInUp 1s ease 0.5s forwards;
}

.hero p {
  font-family: "Noto Serif JP", serif;
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease 0.7s forwards;
}

.cta-button {
  display: inline-block;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  transition: all 0.3s ease;
  opacity: 0;
  animation: fadeInUp 1s ease 0.9s forwards;
}

.cta-button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
section {
  padding: 5rem 0;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  font-family: "Noto Serif JP", serif;
  text-align: center;
  font-size: 2.5rem;
  color: #2c3e50;
  margin-bottom: 3rem;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: #3498db;
  border-radius: 2px;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.services-card {
  background: white;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.services-img {
  width: 100%;
}

.services-img img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: center;
}

.services-description {
  padding: 1rem 2rem 2rem;
}

.services-description h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: #2c3e50;
}

/* About */
.about-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
  align-items: center;
  margin-top: 3rem;
}

.about-image {
  width: 100%;
  height: 300px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 4rem;
}

.about-image img {
  width: auto;
  height: 100%;
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
}

/* works Preview */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.works-item {
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.works-item h3 {
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
  color: #2c3e50;
}

.works-img {
  width: 100%;
}

.works-img img {
  width: 100%;
  height: auto;
  transition: transform 0.5s ease;
}

.works-item:hover .works-img img {
  transform: scale(1.05);
}

.works-btn {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Contact */
.contact-form {
  max-width: 600px;
  margin: 3rem auto 0;
}

.form-group {
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
  color: #2c3e50;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid #e0e6ed;
  border-radius: 10px;
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #2c3e50;
}

.submit-btn {
  width: 100%;
  padding: 1rem;
  background: #2c3e50;
  color: white;
  border: none;
  border-radius: 50px;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
  background: #2c3e50;
  color: white;
  text-align: center;
  padding: 1rem 0;
}

/* Scroll animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 下層ページ */
.page {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
}

.page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* thanks */
.thanks {
  align-items: center;
}

/* work */
.work-url a {
  text-decoration: underline;
}
.work-image img {
  width: 100%;
  height: auto;
  border-radius: 15px;
  transition: transform 0.5s ease;
}

.work-text dt {
  font-size: 1.5rem;
  color: #2c3e50;
  font-weight: bold;
}

.work-text ul {
  padding-left: 1em;
}

.work-text ul li {
}

.work-text dd:not(:last-child) {
  margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 600px) {
  .sp {
    display: block;
  }
}