/*
Theme Name: JELLY × BitStar Audition
Theme URI: https://bitstar.tokyo/
Author: BitStar
Author URI: https://bitstar.tokyo/
Description: JELLY × BitStar コラボオーディション ランディングページテーマ
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: bitstar-audition
*/

/* ===================================
   JELLY × BitStar Audition LP
   完全再現版
=================================== */

:root {
  --color-bg: #1a1a1a;
  --color-bg-dark: #0f0f0f;
  --color-bg-card: #242424;
  --color-primary: #00e676;
  --color-primary-dark: #00c853;
  --color-pink: #ff6b9d;
  --color-white: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e5e5e5;
  --color-gray-400: #a3a3a3;
  --color-gray-500: #737373;
  --color-gray-600: #525252;
  --color-gray-800: #333333;
  
  --font-main: 'Noto Sans JP', sans-serif;
  --font-display: 'Bebas Neue', 'Oswald', sans-serif;
  
  --sp-width: 420px;
  --sidebar-width: 320px;
}

/* ===================================
   Loading Screen
=================================== */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}

.loading-screen.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loading-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.loading-logo-container {
  position: relative;
  width: 80%;
  max-width: 500px;
  z-index: 1;
}

.loading-logo-white {
  position: relative;
  opacity: 0.1;
}

.loading-logo-white img {
  width: 100%;
  height: auto;
  filter: brightness(0) invert(1);
}

.loading-logo-color {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  clip-path: inset(0 100% 0 0);
  animation: logoReveal 2s ease-out forwards;
}

.loading-logo-color img {
  width: 100%;
  height: auto;
}

@keyframes logoReveal {
  0% {
    clip-path: inset(0 100% 0 0);
  }
  100% {
    clip-path: inset(0 0 0 0);
  }
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  color: var(--color-white);
  line-height: 1.6;
  font-size: 14px;
  min-height: 100vh;
}

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

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

ul {
  list-style: none;
}

/* ===================================
   PC Sidebar - 完全再現
=================================== */
.pc-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  display: none;
  flex-direction: column;
  z-index: 1000;
  padding: 40px 30px;
}

.sidebar-header {
  margin-bottom: 50px;
}

.sidebar-logo img {
  width: 100%;
  max-width: 260px;
  height: auto;
}

.sidebar-nav {
  flex: 1;
}

.sidebar-nav ul {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-nav a {
  display: block;
  padding: 14px 0;
  font-size: 14px;
  color: var(--color-gray-400);
  transition: color 0.2s;
}

.sidebar-nav a:hover {
  color: var(--color-white);
}

.sidebar-footer {
  padding-top: 30px;
}

.sidebar-cta {
  display: block;
  transition: all 0.2s;
}

.sidebar-cta img {
  width: 100%;
  height: auto;
}

.sidebar-cta:hover {
  transform: scale(1.02);
  opacity: 0.9;
}

/* ===================================
   Main Content - 中央配置
=================================== */
.main-content {
  width: 100%;
  max-width: var(--sp-width);
  margin: 0 auto;
  background: var(--color-bg);
  min-height: 100vh;
  position: relative;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.5);
}

/* ===================================
   Header (Mobile)
=================================== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-gray-800);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
}

.header-logo img {
  height: 48px;
  width: auto;
}

.menu-toggle {
  width: 26px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  border-radius: 1px;
}

/* ===================================
   FV Section - ファーストビュー
=================================== */
.fv {
  position: relative;
  width: 100%;
  line-height: 0;
  overflow: hidden;
}

.fv-image {
  width: 100%;
  height: auto;
  display: block;
}

/* エントリーバッジ */
.fv-entry {
  position: absolute;
  top: 12%;
  left: 5%;
  width: 28%;
  max-width: 120px;
  height: auto;
  z-index: 10;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
}

/* キャッチコピー */
.fv-catchcopy {
  position: absolute;
  bottom: 3%;
  left: 0;
  right: 0;
  padding: 0 4%;
  z-index: 10;
  line-height: 1;
}

.fv-catch1 {
  width: 45%;
  max-width: 180px;
  height: auto;
  margin-bottom: 2%;
  opacity: 0;
  animation: fadeInFromTop 0.8s ease-out 0.3s forwards;
}

.fv-catch2 {
  width: 95%;
  max-width: 380px;
  height: auto;
  margin-bottom: 1%;
  opacity: 0;
  animation: fadeInFromLeft 0.8s ease-out 0.7s forwards;
}

.fv-catch3 {
  width: 100%;
  max-width: 400px;
  height: auto;
  opacity: 0;
  animation: fadeInFromBottom 0.8s ease-out 1.1s forwards;
}

/* Fade in アニメーション */
@keyframes fadeInFromTop {
  0% {
    opacity: 0;
    transform: translateY(-30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInFromLeft {
  0% {
    opacity: 0;
    transform: translateX(-30px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInFromBottom {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   CP Section（グランプリ）
=================================== */
.cp {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.cp-bg {
  width: 100%;
  height: auto;
  display: block;
}

.cp-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  text-align: center;
}

.cp-label {
  width: 100%;
  max-width: 160px;
  margin-left: 40px;
  margin-right: auto;
  height: auto;
  margin-bottom: 16px;
  animation: cpFadeIn 0.6s ease-out 0.2s both;
}

.cp-title {
  margin-bottom: 20px;
  animation: cpFadeIn 0.6s ease-out 0.4s both;
}

.cp-jelly-img {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin-bottom: 20px;
}

.cp-jelly {
  display: block;
  font-family: var(--font-display);
  font-size: 80px;
  letter-spacing: 8px;
  color: #f5e6e8;
  line-height: 1;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
  -webkit-text-stroke: 1px rgba(0, 0, 0, 0.1);
}

.cp-sub {
  display: block;
  font-size: 48px;
  font-weight: 900;
  color: #f5e6e8;
  margin-top: 8px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.cp-text {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin-bottom: 24px;
  animation: cpFadeIn 0.6s ease-out 0.6s both;
}

.cp-cta {
  display: block;
  width: 90%;
  max-width: 320px;
  transition: transform 0.2s ease;
  animation: cpFadeIn 0.6s ease-out 0.8s both, ctaPulse 2s ease-in-out 1.5s infinite;
}

.cp-cta img {
  width: 100%;
  height: auto;
}

.cp-cta:hover {
  transform: scale(1.03);
}

/* CP アニメーション */
@keyframes cpFadeIn {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ctaPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.03);
  }
}

/* ===================================
   Section Common
=================================== */
.section-header {
  text-align: center;
  margin-bottom: 30px;
}

.section-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--color-gray-500);
  margin-bottom: 4px;
}

.section-title {
  font-size: 24px;
  font-weight: 900;
}

.section-header-light .section-title {
  color: var(--color-bg-dark);
}

.section-header-light .section-label {
  color: var(--color-gray-500);
}

/* ===================================
   About Section
=================================== */
.about {
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: var(--color-white);
  padding: 60px 20px;
}

.about-title {
  text-align: center;
  margin-bottom: 40px;
}

.about-title img:first-child {
  max-width: 200px;
  height: auto;
  margin: 0 auto 12px;
}

.about-title-line {
  display: block;
  width: 40px;
  height: auto;
  margin: 0 auto;
}

.about-jelly {
  text-align: center;
  margin-bottom: 24px;
}

.about-jelly img {
  max-width: 320px;
  width: 90%;
  height: auto;
  margin: 0 auto;
}

.about-cross {
  text-align: center;
  margin-bottom: 24px;
}

.about-cross img {
  width: 24px;
  height: auto;
  margin: 0 auto;
}

.about-partners {
  text-align: center;
  margin-bottom: 32px;
}

.about-partners img {
  max-width: 280px;
  width: 80%;
  height: auto;
  margin: 0 auto;
}

.about-main-text {
  text-align: center;
  margin-bottom: 24px;
}

.about-main-text p {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.8;
}

.about-sub-text {
  text-align: left;
}

.about-sub-text p {
  font-size: 16px;
  color: var(--color-white);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-sub-text p:last-child {
  margin-bottom: 0;
}

/* ===================================
   Flow Section
=================================== */
.flow {
  background: #fff;
  padding: 60px 20px;
}

.flow-title {
  text-align: center;
  margin-bottom: 40px;
}

.flow-title img {
  max-width: 200px;
  height: auto;
  margin: 0 auto;
}

.flow-step {
  position: relative;
  margin-bottom: 0;
  padding-top: 20px;
}

.flow-step-number {
  position: absolute;
  top: 0;
  left: -6px;
  z-index: 10;
}

.flow-step-number img {
  height: 90px;
  width: auto;
}

.flow-step-card {
  background: #FFEAEA;
  border-radius: 16px;
  padding: 30px 20px 28px;
  position: relative;
  margin-top: 30px;
}

.flow-step-title {
  font-size: 28px;
  font-weight: 900;
  color: #1a1a1a;
  line-height: 1.3;
  margin-bottom: 20px;
  text-align: center;
}

.flow-step-small {
  display: block;
  font-size: 18px;
  font-weight: 500;
  color: #000;
  margin-bottom: 4px;
}

.flow-step-image {
  margin-bottom: 24px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

.flow-step-subtitle {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.flow-step-text {
  font-size: 16px;
  color: #000;
  line-height: 1.9;
}

.flow-arrow {
  text-align: center;
  padding: 24px 0;
}

.flow-arrow img {
  width: 120px;
  height: auto;
  margin: auto;
}

/* ===================================
   Grandprix Section
=================================== */
.grandprix {
  background: var(--color-bg-dark);
  position: relative;
}

.grandprix-polygon {
  width: 100%;
  height: auto;
  display: block;
}

.grandprix-inner {
  padding: 0 20px 60px;
}

.grandprix-migoto {
  width: 120px;
  height: auto;
  margin-bottom: 8px;
  margin-top: -20px;
}

.grandprix-maincopy {
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: auto;
  margin-bottom: 20px;
}

.grandprix-mainimg {
  margin-bottom: 28px;
  border-radius: 8px;
  overflow: hidden;
}

.grandprix-mainimg img {
  width: 100%;
  height: auto;
}

.grandprix-text {
  margin-bottom: 32px;
}

.grandprix-subtitle {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.grandprix-desc {
  font-size: 14px;
  color: #fff;
  line-height: 1.8;
}

.grandprix-cta {
  display: block;
  margin-bottom: 32px;
  transition: transform 0.2s ease;
}

.grandprix-cta img {
  width: 100%;
  height: auto;
}

.grandprix-cta:hover {
  transform: scale(1.02);
}

.grandprix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 32px;
}

.grandprix-grid img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.grandprix-bitstar {
  margin-bottom: 20px;
}

.grandprix-bitstar img {
  width: 100%;
  max-width: 360px;
  height: auto;
}

.grandprix-bitstar-text {
  font-size: 16px;
  color: #fff;
  line-height: 1.9;
}

/* ===================================
   Entry Requirements
=================================== */
.entry-req {
  background: #FFEAEA;
  padding: 60px 20px;
}

.entry-title {
  text-align: center;
  margin-bottom: 40px;
}

.entry-title img:first-child {
  max-width: 240px;
  height: auto;
  margin: 0 auto 16px;
}

.entry-title-line {
  display: block;
  width: 40px;
  height: auto;
  margin: 0 auto;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.entry-card {
  padding: 0 0 20px;
  text-align: center;
}

.entry-card-icon {
  margin-bottom: 16px;
}

.entry-card-icon img {
  width: 100%;
  max-width: 140px;
  height: auto;
  margin: 0 auto;
}

.entry-card-title {
  font-size: 16px;
  font-weight: 700;
  color: #000;
  line-height: 1.5;
}

.entry-card-text {
  font-size: 16px;
  color: #000;
  line-height: 1.5;
}

/* ===================================
   BitStar Section
=================================== */
.bitstar {
  background: #5F2AB3;
  padding: 60px 20px;
}

.bitstar-title {
  text-align: center;
  margin-bottom: 32px;
}

.bitstar-title img:first-child {
  max-width: 200px;
  height: auto;
  margin: 0 auto 12px;
}

.bitstar-title-line {
  display: block;
  width: 40px;
  height: auto;
  margin: 0 auto;
}

.bitstar-main-text {
  text-align: center;
  margin-bottom: 24px;
}

.bitstar-main-text p {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.6;
}

.bitstar-cover {
  margin-bottom: 32px;
  overflow: hidden;
  margin-left: -20px;
  margin-right: -20px;
}

.bitstar-cover img {
  width: 100%;
  height: auto;
}

.bitstar-subtitle {
  margin-bottom: 20px;
  margin-inline: -20px;
}

.bitstar-subtitle img {
  width: 100%;
  max-width: 100%;
  height: auto;
}

.bitstar-next-logo {
  text-align: center;
  margin-bottom: 20px;
}

.bitstar-next-logo img {
  max-width: 120px;
  height: auto;
  margin: 0 auto;
}

.bitstar-desc {
  margin-bottom: 32px;
}

.bitstar-desc p {
  font-size: 16px;
  color: var(--color-white);
  line-height: 1.9;
}

.bitstar-desc .highlight {
  color: #ffe500;
  font-weight: 700;
}

.bitstar-frame {
  margin-bottom: 24px;

}

.bitstar-frame img {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

/* クリエイタースライダー */
.bitstar-slider {
  margin-bottom: 32px;
}

.creator-slide {
  padding: 0 10px;
}

.creator-image {
  margin-bottom: 20px;
  border-radius: 12px;
  overflow: hidden;
  padding: 0 60px;
}

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

.creator-info {
  color: var(--color-white);
}

.creator-name {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 8px;
}

.creator-followers {
  font-size: 16px;
  color: #fff;
  margin-bottom: 12px;
  text-align: right;
}

.follower-num {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-white);
  margin: 0 8px;
}

.creator-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
}

/* Slick スタイル調整 */
.bitstar-slider .slick-dots {
  bottom: -60px;
}

.bitstar-slider .slick-dots li button:before {
  color: rgba(255, 255, 255, 0.5);
  font-size: 20px;
}

.bitstar-slider .slick-dots li.slick-active button:before {
  color: var(--color-white);
}

.bitstar-slider .slick-prev,
.bitstar-slider .slick-next {
  width: 30px;
  height: 30px;
  z-index: 10;
  border-radius: 50%;
  font-size: 0;
  top: 30%;
}

.bitstar-slider .slick-prev {
  left: 5px;
}

.bitstar-slider .slick-next {
  right: 5px;
}

.slick-prev:before {
  content: '◀︎'!important;
}

.slick-next:before {
  content: '▶︎'!important;
}

.bitstar-slider .slick-prev:before,
.bitstar-slider .slick-next:before {
  font-size: 16px;
  color: var(--color-white);
  opacity: 1;
}

.bitstar-frame2 {
  margin: 80px -20px 24px;
  text-align: center;
}

.bitstar-frame2 img {
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.bitstar-ooo {
  margin-bottom: 32px;
}

.ooo-logo {
  text-align: center;
  margin-bottom: 16px;
}

.ooo-logo img {
  max-width: 140px;
  height: auto;
  margin: 0 auto;
}

.ooo-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.9;
}

.bitstar-cta {
  display: block;
  transition: transform 0.2s ease;
}

.bitstar-cta img {
  width: 100%;
  height: auto;
}

.bitstar-cta:hover {
  transform: scale(1.02);
}

/* ===================================
   FAQ Section
=================================== */
.faq {
  background: #fff;
  padding: 60px 20px;
}

.faq-title {
  text-align: center;
  margin-bottom: 40px;
}

.faq-title img:first-child {
  max-width: 160px;
  height: auto;
  margin: 0 auto 16px;
}

.faq-title-line {
  display: block;
  width: 40px;
  height: auto;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #fff;
  border-radius: 0;
  overflow: hidden;
  border-left: 4px solid #1a1a1a;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 16px 16px;
  background: #FFEAEA;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: 8px;
}

.faq-q-label {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a1a;
}

.faq-q-text {
  flex: 1;
  font-size: 15px;
  font-weight: 700;
  color: #1a1a1a;
  line-height: 1.5;
}

.faq-toggle {
  font-size: 20px;
  font-weight: 400;
  color: #1a1a1a;
  width: 24px;
  text-align: center;
}

.faq-answer {
  display: none;
  padding: 20px 16px 20px;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-answer p {
  font-size: 15px;
  color: #333;
  line-height: 1.9;
}

/* ===================================
   Notes & Privacy Section
=================================== */
.notes-privacy {
  background: #222222;
  padding: 60px 20px;
}

/* Notes */
.notes-section {
  margin-bottom: 60px;
}

.notes-title {
  text-align: center;
  margin-bottom: 32px;
}

.notes-title img:first-child {
  max-width: 200px;
  height: auto;
  margin: 0 auto 16px;
}

.notes-title-line {
  display: block;
  width: 50px;
  height: auto;
  margin: 0 auto;
}

.notes-list {
  padding: 0;
}

.notes-list li {
  font-size: 16px;
  color: #fff;
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
  margin-bottom: 16px;
}

.notes-list li:last-child {
  margin-bottom: 0;
}

.notes-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: #fff;
}

/* Privacy */
.privacy-section {
  padding-top: 60px;
}

.privacy-title {
  text-align: center;
  margin-bottom: 32px;
}

.privacy-title img:first-child {
  max-width: 280px;
  height: auto;
  margin: 0 auto 16px;
}

.privacy-title-line {
  display: block;
  width: 50px;
  height: auto;
  margin: 0 auto;
}

.privacy-text {
  font-size: 16px;
  color: #fff;
  line-height: 1.9;
}

/* ===================================
   Disclosure Section
=================================== */
.disclosure {
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  padding: 60px 20px;
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
}

.disclosure-container {
  width: 100%;
  max-width: 800px;
  /* margin: 0 auto;
  background: #fff;
  border: 3px solid #ff6b9d;
  border-radius: 8px;
  padding: 40px 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3); */
}

.disclosure-title {
  text-align: center;
  margin-bottom: 40px;
}

.disclosure-title img {
  max-width: 280px;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.disclosure-content {
  color: #1a1a1a;
}

.disclosure-list {
  margin: 0;
  padding: 0;
}

.disclosure-list dt {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a1a;
  margin-top: 24px;
  margin-bottom: 8px;
  line-height: 1.6;
}

.disclosure-list dt:first-child {
  margin-top: 0;
}

.disclosure-list dd {
  font-size: 16px;
  color: #333;
  line-height: 1.8;
  margin: 0 0 20px 0;
  padding-left: 0;
}

.disclosure-list dd strong {
  font-weight: 700;
  color: #1a1a1a;
  display: block;
  margin-bottom: 8px;
}

.disclosure-list dd:last-child {
  margin-bottom: 0;
}

@media (min-width: 900px) {
  .disclosure {
    padding: 80px 20px;
  }
  
  .disclosure-container {
    /* padding: 60px 40px; */
    max-width: 900px;
  }
  
  .disclosure-title img {
    max-width: 320px;
  }
  
  .disclosure-list dt {
    font-size: 20px;
  }
  
  .disclosure-list dd {
    font-size: 17px;
  }
}

/* ===================================
   Footer
=================================== */
.footer {
  background: #fff;
  padding: 50px 20px 40px;
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.footer-logo img {
  max-width: 280px;
  height: auto;
}

.footer-privacy {
  display: block;
  font-size: 16px;
  color: #1a1a1a;
  margin-bottom: 24px;
  text-decoration: none;
}

.footer-privacy:hover {
  text-decoration: underline;
}

.footer-copyright {
  font-size: 14px;
  color: #1a1a1a;
  font-weight: 500;
}

/* ===================================
   Mobile Menu
=================================== */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 300px;
  height: 100vh;
  background: #000;
  z-index: 2000;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.mobile-menu-logo img {
  height: 32px;
  width: auto;
}

.mobile-menu-close {
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 28px;
  cursor: pointer;
}

.mobile-menu-nav {
  flex: 1;
}

.mobile-menu-nav ul {
  display: flex;
  flex-direction: column;
}

.mobile-menu-nav a {
  display: block;
  padding: 14px 0;
  font-size: 18px;
  font-weight: bold;
  color: #fff;
}

.mobile-menu-cta {
  display: block;
}

.mobile-menu-cta img {
  width: 100%;
  height: auto;
}

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 1999;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ===================================
   PC Layout - 中央配置
=================================== */
@media (min-width: 900px) {
  .pc-sidebar {
    display: flex;
  }
  
  .main-content {
    margin-left: auto;
    margin-right: auto;
  }
  
  .header {
    display: none;
  }
  
  .mobile-menu,
  .mobile-menu-overlay {
    display: none;
  }
}

/* Scroll margin */
section[id] {
  scroll-margin-top: 70px;
}

@media (min-width: 900px) {
  section[id] {
    scroll-margin-top: 20px;
  }
}

/* ===================================
   Scroll Animation
=================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Delay classes */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }