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

body {
    font-family: 'Open Sans', sans-serif;
    background: linear-gradient(135deg, #2d1b00 0%, #5c3a0d 50%, #2d1b00 100%);
    color: #f5e6d3;
    min-height: 100vh;
}

.site-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-header {
    background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
    box-shadow: 0 4px 20px rgba(255, 140, 66, 0.4);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-branding {
    display: flex;
    align-items: center;
    gap: 15px;
}

.site-name {
    font-family: 'Poppins', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: #fff;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: #fff;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
}

.nav-menu a {
    display: block;
    padding: 10px 22px;
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.nav-menu a.active {
    background: rgba(255, 255, 255, 0.3);
}

.site-main {
    flex: 1;
}

.intro-hero {
    padding: 80px 40px;
    text-align: center;
    background: rgba(255, 140, 66, 0.1);
}

.hero-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.hero-box {
    background: rgba(45, 27, 0, 0.6);
    border: 3px solid #ff8c42;
    border-radius: 20px;
    padding: 60px 40px;
    backdrop-filter: blur(10px);
}

.hero-box h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: #ff8c42;
    margin-bottom: 25px;
}

.hero-lead {
    font-size: 22px;
    line-height: 1.7;
    color: #f5e6d3;
    margin-bottom: 35px;
}

.cta-button {
    display: inline-block;
    padding: 16px 45px;
    background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
    color: #fff;
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
    font-size: 18px;
    font-weight: 700;
    border-radius: 30px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255, 140, 66, 0.4);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 30px rgba(255, 140, 66, 0.6);
}

.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.about-section {
    padding: 60px 0;
}

.about-section h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 38px;
    font-weight: 800;
    color: #ff8c42;
    text-align: center;
    margin-bottom: 40px;
}

.about-card {
    background: rgba(45, 27, 0, 0.6);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 40px;
}

.about-card p {
    font-size: 18px;
    line-height: 1.8;
    color: #e5d5c0;
    margin-bottom: 20px;
}

.notices-section {
    padding: 60px 0;
    background: rgba(255, 140, 66, 0.05);
}

.notice-container {
    background: rgba(45, 27, 0, 0.7);
    border: 3px solid #ff8c42;
    border-radius: 16px;
    padding: 40px;
}

.notice-container h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 34px;
    font-weight: 800;
    color: #ff8c42;
    text-align: center;
    margin-bottom: 35px;
}

.notice-boxes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.notice-box {
    background: rgba(255, 140, 66, 0.1);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 12px;
    padding: 25px;
}

.notice-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.notice-emoji {
    font-size: 36px;
}

.notice-box h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: #ff8c42;
}

.notice-box p {
    font-size: 16px;
    line-height: 1.7;
    color: #e5d5c0;
}

.featured-game-section {
    padding: 60px 0;
}

.featured-game-section h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 38px;
    font-weight: 800;
    color: #ff8c42;
    text-align: center;
    margin-bottom: 15px;
}

.section-description {
    text-align: center;
    font-size: 18px;
    color: #d0c0a8;
    margin-bottom: 40px;
}

.game-display {
    background: rgba(45, 27, 0, 0.6);
    border: 3px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 20px;
}

.game-player {
    width: 100%;
    height: 600px;
    border: none;
    border-radius: 12px;
    display: block;
    background: #000;
}

.game-note {
    text-align: center;
    font-size: 16px;
    color: #b0a090;
    font-style: italic;
}

.advantages-section {
    padding: 60px 0;
}

.advantages-section h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 38px;
    font-weight: 800;
    color: #ff8c42;
    text-align: center;
    margin-bottom: 45px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.advantage-item {
    background: rgba(45, 27, 0, 0.6);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 35px;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
    border-color: #ff8c42;
    box-shadow: 0 8px 30px rgba(255, 140, 66, 0.3);
}

.advantage-number {
    font-family: 'Poppins', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: rgba(255, 140, 66, 0.3);
    margin-bottom: 15px;
}

.advantage-item h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: #ff8c42;
    margin-bottom: 15px;
}

.advantage-item p {
    font-size: 16px;
    line-height: 1.7;
    color: #e5d5c0;
}

.ethos-section {
    padding: 60px 0;
    background: rgba(255, 140, 66, 0.05);
}

.ethos-box {
    background: rgba(45, 27, 0, 0.7);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 50px;
    text-align: center;
}

.ethos-box h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 36px;
    font-weight: 800;
    color: #ff8c42;
    margin-bottom: 25px;
}

.ethos-box p {
    font-size: 18px;
    line-height: 1.8;
    color: #e5d5c0;
    margin-bottom: 20px;
}

.site-footer {
    background: rgba(45, 27, 0, 0.9);
    border-top: 3px solid rgba(255, 140, 66, 0.3);
    padding: 50px 40px 30px;
    margin-top: 60px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #ff8c42;
    margin-bottom: 20px;
}

.footer-section p {
    font-size: 15px;
    line-height: 1.7;
    color: #c0b0a0;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    color: #e5d5c0;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #ff8c42;
}

.footer-bar {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 140, 66, 0.2);
    color: #a09080;
    font-size: 14px;
}

.age-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(45, 27, 0, 0.98);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.age-modal.hidden {
    display: none;
}

.age-modal-box {
    background: linear-gradient(135deg, #5c3a0d 0%, #2d1b00 100%);
    border: 3px solid #ff8c42;
    border-radius: 20px;
    padding: 50px;
    max-width: 550px;
    width: 90%;
    box-shadow: 0 10px 50px rgba(255, 140, 66, 0.5);
    text-align: center;
}

.age-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.age-modal-box h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 34px;
    font-weight: 800;
    color: #ff8c42;
    margin-bottom: 20px;
}

.age-modal-box p {
    font-size: 18px;
    color: #e5d5c0;
    margin-bottom: 15px;
    line-height: 1.7;
}

.age-note {
    font-size: 16px;
    color: #c0b0a0;
    font-style: italic;
}

.age-actions {
    display: flex;
    gap: 15px;
    margin-top: 35px;
}

.btn-age-confirm,
.btn-age-decline {
    flex: 1;
    padding: 16px 30px;
    font-family: 'Poppins', sans-serif;
    font-size: 17px;
    font-weight: 700;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-age-confirm {
    background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
    color: #fff;
}

.btn-age-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 140, 66, 0.5);
}

.btn-age-decline {
    background: rgba(255, 255, 255, 0.1);
    color: #e5d5c0;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-age-decline:hover {
    background: rgba(255, 255, 255, 0.15);
}

.page-banner {
    background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
    padding: 60px 40px;
    text-align: center;
    margin-bottom: 50px;
}

.page-banner h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 46px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

.page-banner p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
}

.play-guide-section {
    padding: 60px 0;
}

.guide-card {
    background: rgba(45, 27, 0, 0.6);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 35px;
    margin-bottom: 30px;
}

.guide-card h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 30px;
    font-weight: 700;
    color: #ff8c42;
    margin-bottom: 20px;
}

.guide-card p {
    font-size: 17px;
    line-height: 1.7;
    color: #e5d5c0;
    margin-bottom: 15px;
}

.system-specs {
    background: rgba(255, 140, 66, 0.1);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 35px;
}

.system-specs h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 26px;
    font-weight: 700;
    color: #ff8c42;
    margin-bottom: 25px;
}

.specs-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.spec-box {
    background: rgba(45, 27, 0, 0.5);
    padding: 20px;
    border-radius: 12px;
}

.spec-box strong {
    display: block;
    font-size: 17px;
    color: #ff8c42;
    margin-bottom: 8px;
}

.spec-box p {
    font-size: 15px;
    color: #e5d5c0;
}

.play-game-area {
    padding: 40px 0;
}

.game-box {
    background: rgba(45, 27, 0, 0.6);
    border: 3px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 20px;
}

.game-display {
    width: 100%;
    height: 700px;
    border: none;
    border-radius: 12px;
    display: block;
    background: #000;
}

.play-hints-section {
    padding: 60px 0;
}

.play-hints-section h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 30px;
    font-weight: 700;
    color: #ff8c42;
    text-align: center;
    margin-bottom: 35px;
}

.hints-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.hint-item {
    background: rgba(45, 27, 0, 0.6);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 12px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.hint-icon {
    font-size: 36px;
    flex-shrink: 0;
}

.hint-item p {
    font-size: 16px;
    line-height: 1.6;
    color: #e5d5c0;
}

.play-note-section {
    padding: 40px 0;
}

.note-panel {
    background: rgba(255, 140, 66, 0.15);
    border: 3px solid #ff8c42;
    border-radius: 16px;
    padding: 35px;
    text-align: center;
}

.note-panel h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 26px;
    font-weight: 700;
    color: #ff8c42;
    margin-bottom: 15px;
}

.note-panel p {
    font-size: 17px;
    line-height: 1.7;
    color: #e5d5c0;
}

.legal-content {
    padding: 60px 0;
}

.legal-text {
    background: rgba(45, 27, 0, 0.6);
    border: 2px solid rgba(255, 140, 66, 0.3);
    border-radius: 16px;
    padding: 50px;
}

.legal-text h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #ff8c42;
    margin-top: 35px;
    margin-bottom: 20px;
}

.legal-text h2:first-child {
    margin-top: 0;
}

.legal-text h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 22px;
    font-weight: 600;
    color: #ffaa66;
    margin-top: 25px;
    margin-bottom: 15px;
}

.legal-text p {
    font-size: 17px;
    line-height: 1.8;
    color: #e5d5c0;
    margin-bottom: 15px;
}

.legal-text ul {
    margin: 15px 0;
    padding-left: 25px;
    list-style: none;
}

.legal-text li {
    padding: 8px 0;
    position: relative;
    font-size: 16px;
    line-height: 1.7;
}

.legal-text li:before {
    content: "▸";
    position: absolute;
    left: -20px;
    color: #ff8c42;
    font-weight: bold;
}

.terms-acknowledgment,
.privacy-summary,
.final-notice {
    background: rgba(255, 140, 66, 0.15);
    border: 2px solid #ff8c42;
    border-radius: 12px;
    padding: 30px;
    margin-top: 40px;
}

.critical-notice {
    background: rgba(255, 140, 66, 0.2);
    border: 3px solid #ff8c42;
    border-radius: 16px;
    padding: 35px;
    margin-bottom: 40px;
    text-align: center;
}

.critical-notice h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 32px;
    font-weight: 800;
    color: #ff8c42;
    margin-bottom: 20px;
    margin-top: 0;
}

.critical-notice p {
    font-size: 18px;
    color: #f5e6d3;
}

@media (max-width: 968px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 20px rgba(255, 140, 66, 0.4);
    }

    .nav-menu.active {
        display: flex;
    }

    .hero-box h1 {
        font-size: 36px;
    }

    .hero-lead {
        font-size: 18px;
    }

    .content-wrapper {
        padding: 0 20px;
    }

    .intro-hero,
    .about-section,
    .notices-section,
    .featured-game-section,
    .advantages-section,
    .ethos-section,
    .play-guide-section,
    .play-game-area,
    .play-hints-section,
    .play-note-section,
    .legal-content {
        padding: 40px 0;
    }

    .site-footer {
        padding: 40px 20px 20px;
    }

    .footer-sections {
        grid-template-columns: 1fr;
    }

    .game-player,
    .game-display {
        height: 450px;
    }

    .page-banner {
        padding: 40px 20px;
    }

    .page-banner h1 {
        font-size: 34px;
    }

    .legal-text {
        padding: 35px 20px;
    }
}