/* リセットCSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  color: #3A2E1F;
  line-height: 1.6;
  background-color: #F5F0E8;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.anchor {
  display: block;
  position: absolute;
  top: -80px;
  visibility: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

figure {
  margin: 0;
}

/* コンテナ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.gutters {
  padding-left: 20px;
  padding-right: 20px;
  text-align: center;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -10px;
}

.col {
  padding: 0 10px;
}

.span_12 {
  width: 100%;
}

.span_6 {
  width: 50%;
}

.span_4 {
  width: 33.333%;
}

.span_3 {
  width: 25%;
}

/* ヘッダー */
header {
  background-color: rgba(245, 240, 232, 0.95);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background-color 0.3s;
}

header.scrolled {
  background-color: rgba(245, 240, 232, 0.98);
}

.primary_header {
  padding: 20px 0;
  background-color: rgba(245, 240, 232, 0.9);
  position: relative;
}

.primary_header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100"><rect width="100" height="100" fill="%23000" opacity="0.3"/></svg>');
  background-size: cover;
  opacity: 0.3;
  z-index: -1;
}

.h_container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.h_container .row {
  justify-content: space-between;
  align-items: center;
}

.title h1 {
  font-size: 24px;
  font-weight: normal;
  color: #3A2E1F;
  letter-spacing: 0.1em;
}

.header_right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header_tel {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tel_icon {
  font-size: 20px;
}

.tel_number {
  color: #3A2E1F;
  font-size: 16px;
}

.menu_icon {
  display: none;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  position: relative;
}

.hamburger span {
  width: 100%;
  height: 2px;
  background-color: #3A2E1F;
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
  position: relative;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
  background-color: #3A2E1F;
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
  background-color: #3A2E1F;
}

/* ナビゲーション */
.global_nav {
  background-color: #F5F0E8;
  padding: 0;
  border-top: 1px solid #D4C4B0;
}

.global_nav ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
}

.global_nav li {
  margin: 0;
}

.global_nav a {
  display: block;
  padding: 15px 20px;
  color: #3A2E1F;
  font-size: 14px;
  transition: background-color 0.3s, color 0.3s;
}

.global_nav a:hover {
  background-color: #E8DDD0;
  color: #C97D60;
}

/* メインビジュアル */
.main_visual {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #F5F0E8;
  overflow: hidden;
}

.main_visual_bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #F5F0E8;
  z-index: 0;
  overflow: hidden;
}

.main_visual_image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  transition: opacity 0.5s ease;
}

.main_visual:hover .main_visual_image {
  opacity: 0.5;
}

.main_visual .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.main_title {
  font-size: 42px;
  color: #3A2E1F;
  margin-bottom: 20px;
  font-weight: normal;
  letter-spacing: 0.15em;
  line-height: 1.6;
  text-align: center;
}

.main_subtitle {
  font-size: 20px;
  color: #5A4A3A;
  opacity: 0.9;
  text-align: center;
}

.golden_pattern {
  width: 200px;
  height: 200px;
  margin: 40px auto;
  background: radial-gradient(circle, #C97D60 0%, transparent 70%);
  opacity: 0.3;
  border-radius: 50%;
  position: relative;
}

.golden_pattern::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 150px;
  height: 150px;
  background: repeating-linear-gradient(
    45deg,
    #C97D60,
    #C97D60 10px,
    transparent 10px,
    transparent 20px
  );
  opacity: 0.2;
}

.scroll_indicator {
  position: absolute;
  bottom: 30px;
  right: 30px;
  z-index: 2;
}

.gold_arrow {
  color: #C97D60;
  font-size: 30px;
  animation: bounce 2s infinite;
}

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

/* セクション共通 */
section {
  padding: 80px 0;
  background-color: #F5F0E8;
  position: relative;
}

.section_title_wrapper {
  position: relative;
  margin-bottom: 40px;
  text-align: center;
}

.section_title_wrapper.right {
  text-align: right;
}

.section_deco {
  color: #C97D60;
  font-size: 20px;
  display: block;
  margin-bottom: 10px;
}

.section_title {
  font-size: 32px;
  color: #3A2E1F;
  font-weight: normal;
  letter-spacing: 0.1em;
}

.section_title.vertical {
  writing-mode: vertical-rl;
  text-orientation: upright;
  display: inline-block;
  margin: 0 auto;
}

.section_content {
  max-width: 100%;
}

.section_content.right {
  text-align: right;
}

.section_content p {
  color: #3A2E1F;
  font-size: 16px;
  line-height: 2;
  margin-bottom: 30px;
}

/* ごあいさつセクション */
.greeting_section {
  background-color: #F5F0E8;
}

.greeting_text {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

/* ダイヤモンドボタン */
.more {
  text-align: center;
  margin-top: 40px;
}

.diamond_button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #C97D60;
  color: #F5F0E8;
  font-size: 12px;
  font-weight: bold;
  transform: rotate(-45deg);
  position: relative;
  transition: background-color 0.3s, transform 0.3s;
  width: 80px;
  height: 80px;
  border: none;
  text-decoration: none;
  line-height: 1.4;
}

.diamond_button span {
  display: block;
  transform: rotate(45deg);
  text-align: center;
  line-height: 1.4;
}

.diamond_button:hover {
  background-color: #D99A7F;
  transform: rotate(-45deg) scale(1.05);
}

/* コンセプトセクション */
.concept_section {
  background-color: #F5F0E8;
}

.concept_content_row {
  align-items: center;
  margin-top: 10px;
}

.concept_image_left,
.concept_image_right {
  padding: 0;
}

.concept_image_left figure,
.concept_image_right figure {
  width: 100%;
  height: auto;
  background-color: #E8DDD0;
  display: block;
  margin: 0;
  padding: 0;
  line-height: 0;
}

.concept_image_left img,
.concept_image_right img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
  margin: 0;
  padding: 0;
}

.concept_text_wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.concept_text {
  text-align: center;
  max-width: 100%;
  margin: 0 auto;
}

.golden_accent {
  display: none;
}

/* メニューセクション */
.menu_section {
  background-color: #F5F0E8;
  position: relative;
}

.menu_karaoke_content {
  margin-top: 40px;
  flex-direction: column;
}

.menu_content_left {
  width: 100%;
  padding: 0;
  margin-bottom: 40px;
}

.menu_content_left .section_title_wrapper {
  text-align: center;
  margin-bottom: 20px;
}

.menu_content_left .section_content {
  text-align: center;
}

.menu_text {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

.karaoke_content_right {
  width: 100%;
  padding: 0;
}

.karaoke_content_right .section_title_wrapper {
  text-align: center;
  margin-bottom: 20px;
}

.karaoke_content_right .section_content {
  text-align: center;
}

.karaoke_text {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.8;
}

.menu_karaoke_images {
  margin-top: 40px;
}

/* カラオケセクション */
.karaoke_section {
  background-color: #F5F0E8;
  position: relative;
}

.karaoke_item {
  margin-bottom: 30px;
}

.karaoke_item figure {
  width: 100%;
  background-color: #E8DDD0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  overflow: hidden;
}

.karaoke_item img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.karaoke_text {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.golden_accent_horizontal {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, rgba(201, 125, 96, 0.5) 50%, transparent 100%);
}

/* アクセスセクション */
.access_section {
  background-color: #F5F0E8;
}

.access_text_wrapper {
  padding-right: 40px;
}

.access_text {
  text-align: left;
}

.access_text strong {
  color: #C97D60;
  font-weight: normal;
  display: block;
  margin-top: 20px;
  margin-bottom: 10px;
}

.access_text strong:first-child {
  margin-top: 0;
}

.access_map {
  padding-left: 40px;
}

.map_wrapper {
  width: 100%;
  height: 400px;
  border: 1px solid #D4C4B0;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.map_wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.text-small {
  font-size: 14px;
  color: #8B7355;
}

/* お問い合わせセクション */
.contact_info {
  background: linear-gradient(135deg, #F5F0E8 0%, #E8DDD0 100%);
  padding: 80px 0;
  margin-bottom: 0;
}

.parallax_contact_info {
  text-align: center;
}

.contact_logo {
  font-size: 32px;
  margin-bottom: 30px;
  font-weight: normal;
  letter-spacing: 0.1em;
  color: #3A2E1F;
}

.contact_text {
  font-size: 16px;
  line-height: 2.5;
  color: #3A2E1F;
}

.contact_text .tel {
  display: block;
  font-size: 18px;
}

/* フッター */
footer {
  background-color: #F5F0E8;
  color: #3A2E1F;
  padding: 60px 0 30px;
  border-top: 1px solid #D4C4B0;
}

.footer_nav_wrap {
  margin-bottom: 40px;
}

.footer_nav_wrap ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.footer_nav_wrap li {
  margin: 0 15px 10px;
}

.footer_nav_wrap a {
  color: #3A2E1F;
  font-size: 14px;
  transition: color 0.3s;
}

.footer_nav_wrap a:hover {
  color: #C97D60;
}

.footer_copyright_wrap {
  border-top: 1px solid #D4C4B0;
  padding-top: 30px;
  text-align: center;
}

.footer_copyright_wrap p {
  font-size: 12px;
  color: #8B7355;
  line-height: 1.8;
}

.pagetop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s;
}

.pagetop.visible {
  opacity: 1;
}

.pagetop a {
  display: block;
  width: 50px;
  height: 50px;
  background-color: #C97D60;
  border-radius: 50%;
  text-align: center;
  line-height: 50px;
  color: #F5F0E8;
  font-size: 20px;
  font-weight: bold;
  box-shadow: 0 2px 10px rgba(201, 125, 96, 0.5);
  transition: background-color 0.3s, transform 0.3s;
}

.pagetop a:hover {
  background-color: #D99A7F;
  transform: scale(1.1);
}

.pagetop a::before {
  content: "↑";
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .main_visual {
    min-height: 50vh;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .main_visual .container {
    text-align: center !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 auto !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .main_visual .container.gutters {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    padding-left: 20px !important;
    padding-right: 20px !important;
    text-align: center !important;
    min-height: 50vh;
  }

  .container.gutters {
    text-align: center;
  }

  .container.gutters .row {
    justify-content: center;
  }

  .main_visual .row {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    min-height: 100%;
  }

  .main_visual .col {
    padding: 0 !important;
  }

  .main_visual .col.span_12 {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    min-height: 100%;
    padding-top: 3px !important;
    padding-bottom: 3px !important;
  }

  .main_visual .main_title {
    font-size: 24px;
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-top: 3px;
    margin-bottom: 3px;
    width: 100%;
  }

  .main_visual .main_subtitle {
    font-size: 16px;
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
    margin-top: 3px;
    margin-bottom: 3px;
    width: 100%;
  }

  .main_visual .golden_pattern {
    margin: 3px auto 3px !important;
  }

  .section_title {
    font-size: 24px;
  }

  .section_title.vertical {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
  }

  .concept_section .section_title_wrapper.right,
  .menu_section .section_title_wrapper.right {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 15px;
    text-align: left;
  }

  .concept_section .section_deco,
  .menu_section .section_deco {
    display: inline-block;
    margin-bottom: 0;
    margin-right: 0;
  }

  .concept_section .section_title.vertical,
  .menu_section .section_title.vertical {
    display: inline-block;
    margin: 0;
  }

  .span_6 {
    width: 100%;
  }

  .span_4 {
    width: 100%;
  }

  .karaoke_section .span_4 {
    width: 33.333%;
  }

  .menu_karaoke_images .span_4 {
    width: 33.333%;
  }

  .karaoke_item {
    margin-bottom: 20px;
  }

  .karaoke_item figure {
    margin-bottom: 15px;
  }

  .karaoke_item img {
    height: auto;
  }

  .span_3 {
    width: 100%;
  }

  .concept_content_row {
    flex-direction: column;
  }

  .concept_image_left,
  .concept_image_right {
    width: 100%;
    margin-bottom: 20px;
  }

  .concept_image_left figure,
  .concept_image_right figure {
    height: auto;
  }

  .concept_text_wrapper {
    width: 100%;
    order: 2;
    padding: 0;
  }

  .concept_image_left {
    order: 1;
  }

  .concept_image_right {
    order: 3;
  }

  .concept_text {
    text-align: left;
  }

  .concept_text_wrapper {
    padding-left: 0;
    margin-top: 3px;
  }

  .menu_karaoke_content {
    flex-direction: column;
    margin-top: 20px;
  }

  .menu_content_left {
    width: 100%;
    padding: 0;
    margin-bottom: 30px;
  }

  .menu_content_left .section_title_wrapper {
    text-align: center;
  }

  .menu_content_left .section_content {
    text-align: center;
  }

  .menu_text {
    text-align: center;
  }

  .karaoke_content_right {
    width: 100%;
    padding: 0;
  }

  .karaoke_content_right .section_title_wrapper {
    text-align: center;
  }

  .karaoke_content_right .section_content {
    text-align: center;
  }

  .karaoke_text {
    text-align: center;
  }

  .menu_karaoke_images {
    margin-top: 20px;
  }

  .concept_text {
    text-align: left;
  }

  .menu_text {
    text-align: center;
  }

  .section_content.right {
    text-align: left;
  }

  .section_title_wrapper.right {
    text-align: left;
  }

  .access_text_wrapper {
    padding-right: 0;
    margin-bottom: 3px;
    max-width: 100%;
  }

  .access_text {
    max-width: 100%;
    margin: 0 auto;
  }

  .access_text strong {
    margin-top: 3px;
    margin-bottom: 3px;
  }

  .access_text strong:first-child {
    margin-top: 0;
  }

  .access_map {
    padding-left: 0;
  }

  .map_wrapper {
    height: 300px;
  }

  .golden_accent {
    display: none;
  }

  .header_tel {
    display: none;
  }

  .menu_icon {
    display: block;
  }

  .global_nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: #F5F0E8;
    transition: right 0.3s ease;
    z-index: 1000;
    padding-top: 80px;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
  }

  .global_nav.active {
    right: 0;
  }

  .global_nav ul {
    flex-direction: column;
    display: flex;
    padding: 0;
    margin: 0;
  }

  .global_nav li {
    width: 100%;
    border-bottom: 1px solid #D4C4B0;
  }

  .global_nav a {
    padding: 20px;
    display: block;
    width: 100%;
    text-align: left;
  }

  .global_nav a:hover {
    background-color: #E8DDD0;
  }

  .hamburger {
    z-index: 1001;
  }

  .hamburger.active span {
    background-color: #3A2E1F;
  }

  .hamburger {
    height: 20px;
  }

  .hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
    background-color: #3A2E1F;
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }

  .hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: #3A2E1F;
  }

  .menu_overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .menu_overlay.active {
    display: block;
    opacity: 1;
  }

  .sp-hide {
    display: none;
  }

  section {
    padding: 40px 0;
  }

  .pagetop {
    bottom: 20px;
    right: 20px;
  }

  .pagetop a {
    width: 40px;
    height: 40px;
    line-height: 40px;
    font-size: 16px;
  }

  .diamond_button {
    width: 60px;
    height: 60px;
    font-size: 10px;
  }
}

@media (min-width: 769px) {
  .sp-hide {
    display: inline;
  }

  .pc-text {
    display: block;
  }

  .sp-text {
    display: none;
  }
}

@media (max-width: 768px) {
  .pc-text {
    display: none;
  }

  .sp-text {
    display: block;
  }

  .contact_logo {
    font-size: 24px;
    margin-top: 3px;
    margin-bottom: 3px;
  }

  .contact_text {
    font-size: 14px;
    line-height: 2;
  }

  .contact_text .tel {
    font-size: 16px;
    margin-top: 3px;
    margin-bottom: 3px;
  }
}

/* スムーススクロール */
html {
  scroll-behavior: smooth;
}

/* アニメーション */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.karaoke_item {
  animation: fadeIn 0.6s ease-out;
}