@charset "UTF-8";

/* =========================================
   1. Reset CSS (モダンブラウザ対応)
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html,
body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
  padding: 0;
}
ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}
a {
  text-decoration: none;
  color: inherit;
}
button {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  appearance: none;
  font-family: inherit;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* =========================================
   2. Base Variables (デザイン設定)
   ========================================= */
:root {
  --primary-color: #f6a695;
  --text-main: #2c2c2c;
  --text-light: #666666;
  --bg-color: #fff;
}

body {
  width: 100%;
  font-family: "Noto Sans JP", sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* =========================================
   3. Layout & Components
   ========================================= */
.lang-switch {
  position: absolute;
  top: 40px;
  right: max(20px, calc(50% - 320px));
  z-index: 10;
}

.lang-btn {
  color: #a0a0a0;
  font-size: 13px;
  letter-spacing: 0.1em;
  padding: 5px 10px;
  transition: all 0.4s ease;
  font-family: "Cormorant Garamond", serif;
}

.separator {
  color: #e0e0e0;
  font-weight: 300;
}

.lang-btn.active,
.lang-btn:hover {
  color: var(--primary-color);
}

.container {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  padding: 40px 20px;
}

h1 {
  display: flex;
  justify-content: center;
}

.brand-logo {
  width: 220px;
  margin-bottom: 40px;
}

h2 {
  font-family: "Cormorant Garamond", serif;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--primary-color);
  margin-bottom: 30px;
}

p {
  font-size: 14px;
  line-height: 2.2;
  font-weight: 300;
  color: var(--text-light);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.divider {
  width: 30px;
  height: 1px;
  background-color: #e0e0e0;
  margin: 35px auto;
}

.contact-btn {
  display: inline-block;
  color: var(--primary-color);
  padding: 16px 45px;
  border-radius: 40px;
  border: 1px solid var(--primary-color);
  font-size: 13px;
  letter-spacing: 0.1em;
  margin-top: 20px;
  transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.contact-btn:hover {
  background-color: var(--primary-color);
  color: #fff;
  box-shadow: 0 8px 20px rgba(246, 166, 149, 0.25);
  transform: translateY(-3px);
}

.lang-content {
  display: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.lang-content.active-lang {
  display: block;
  opacity: 1;
}

/* =========================================
   4. Animations & Utilities
   ========================================= */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-delay-1 {
  animation: fadeInUp 1s ease forwards;
}
.fade-in-delay-2 {
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.4s;
}
.fade-in-delay-3 {
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.8s;
}

@media (max-width: 768px) {
  .lang-switch {
    top: 20px;
    right: 20px;
  }
  p {
    font-size: 13px;
  }
}