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

body {
    font-family: 'Raleway', sans-serif;
    line-height: 1.65;
    color: #1e293b;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.nav-container {
    width: 100%;
    max-width: 1350px;
    margin: 0 auto;
    padding: 0 28px;
}

h1, h2, h3, h4 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 2px;
}

/* Verification Overlay */
.verification-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.95) 100%);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(10px);
}

.verification-overlay.show {
    display: flex;
}

.verification-box {
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    padding: 55px 45px;
    border-radius: 22px;
    text-align: center;
    max-width: 540px;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.8);
    border: 4px solid #fbbf24;
}

.verify-icon {
    font-size: 4.5rem;
    margin-bottom: 25px;
}

.verification-box h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: #fbbf24;
}

.verification-box p {
    font-size: 1.15rem;
    margin-bottom: 15px;
    color: #e0e7ff;
}

.verify-prompt {
    font-weight: 600;
    margin-top: 25px;
    font-size: 1.25rem;
    color: #ffffff;
}

.verify-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 40px;
}

.verify-btn {
    padding: 16px 42px;
    font-size: 1.15rem;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    font-weight: 700;
    transition: all 0.3s ease;
    font-family: 'Raleway', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.confirm-btn {
    background: #fbbf24;
    color: #0f172a;
}

.confirm-btn:hover {
    background: #f59e0b;
    transform: scale(1.06);
    box-shadow: 0 12px 35px rgba(251, 191, 36, 0.6);
}

.deny-btn {
    background: #475569;
    color: white;
}

.deny-btn:hover {
    background: #334155;
}

/* Top Navigation */
.top-nav {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 22px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 3px solid #3b82f6;
}

.nav-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section h1 {
    font-size: 2.4rem;
    background: linear-gradient(135deg, #3b82f6 0%, #fbbf24 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    cursor: pointer;
}

.nav-links {
    display: flex;
    gap: 38px;
}

.link-item {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    padding: 10px 0;
    border-bottom: 3px solid transparent;
    letter-spacing: 1.5px;
}

.link-item:hover {
    color: #fbbf24;
    border-bottom-color: #3b82f6;
}

.nav-hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger-line {
    width: 33px;
    height: 4px;
    background: #fbbf24;
    margin: 5px 0;
    transition: 0.3s;
    border-radius: 4px;
}

.nav-hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(-45deg) translate(-8px, 8px);
}

.nav-hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.nav-hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(45deg) translate(-8px, -8px);
}

/* Hero Space */
.hero-space {
    padding: 115px 0;
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    text-align: center;
}

.hero-content-box h2 {
    font-size: 4.2rem;
    margin-bottom: 35px;
    color: #fbbf24;
    text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.5);
}

.hero-message {
    font-size: 1.35rem;
    max-width: 900px;
    margin: 0 auto 50px;
    line-height: 1.9;
    color: #e0e7ff;
}

.launch-button {
    display: inline-block;
    background: #fbbf24;
    color: #0f172a;
    padding: 20px 60px;
    font-size: 1.3rem;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 12px 40px rgba(251, 191, 36, 0.4);
    letter-spacing: 2px;
}

.launch-button:hover {
    background: #f59e0b;
    transform: translateY(-5px);
    box-shadow: 0 18px 50px rgba(251, 191, 36, 0.6);
}

/* Overview Space */
.overview-space {
    padding: 95px 0;
    background: #0f172a;
}

.overview-header {
    text-align: center;
    margin-bottom: 70px;
}

.overview-header h2 {
    font-size: 3.6rem;
    color: #3b82f6;
}

.features-matrix {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
    gap: 40px;
}

.matrix-item {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 45px 35px;
    border-radius: 18px;
    text-align: center;
    border: 3px solid #334155;
    transition: all 0.3s ease;
}

.matrix-item:hover {
    transform: translateY(-10px);
    border-color: #3b82f6;
    box-shadow: 0 20px 50px rgba(59, 130, 246, 0.3);
}

.item-icon {
    font-size: 4rem;
    margin-bottom: 25px;
}

.matrix-item h3 {
    font-size: 1.9rem;
    color: #fbbf24;
    margin-bottom: 20px;
}

.matrix-item p {
    color: #cbd5e1;
    line-height: 1.8;
    font-size: 1.05rem;
}

/* Game Space */
.game-space {
    padding: 95px 0;
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
}

.game-space-header {
    text-align: center;
    margin-bottom: 60px;
}

.game-space-header h2 {
    font-size: 3.6rem;
    color: #3b82f6;
    margin-bottom: 25px;
}

.game-description {
    font-size: 1.25rem;
    color: #cbd5e1;
    max-width: 850px;
    margin: 0 auto;
    line-height: 1.8;
}

.game-display-frame {
    max-width: 1250px;
    margin: 0 auto;
    background: #000000;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
    border: 4px solid #3b82f6;
}

.game-screen {
    width: 100%;
    height: 700px;
    border: none;
    display: block;
}

.game-alert {
    max-width: 1250px;
    margin: 40px auto 0;
    padding: 28px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-left: 8px solid #3b82f6;
    border-radius: 12px;
}

.game-alert p {
    color: #0f172a;
    font-size: 1.1rem;
    font-weight: 700;
}

/* Advantages Space */
.advantages-space {
    padding: 95px 0;
    background: #0f172a;
}

.advantages-title {
    text-align: center;
    font-size: 3.6rem;
    color: #3b82f6;
    margin-bottom: 70px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
}

.advantage-block {
    padding: 38px 32px;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: 15px;
    border: 2px solid #334155;
}

.advantage-block h4 {
    font-size: 1.7rem;
    margin-bottom: 18px;
    color: #fbbf24;
}

.advantage-block p {
    color: #cbd5e1;
    line-height: 1.75;
    font-size: 1.05rem;
}

/* Alert Space */
.alert-space {
    padding: 75px 0;
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
}

.alert-container {
    max-width: 1100px;
    margin: 0 auto;
    background: #0f172a;
    padding: 50px 45px;
    border-radius: 20px;
    border: 4px solid #fbbf24;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.5);
}

.alert-container h3 {
    font-size: 2.8rem;
    margin-bottom: 35px;
    color: #fbbf24;
    text-align: center;
}

.alert-grid {
    margin-bottom: 30px;
}

.alert-item {
    padding: 22px;
    margin-bottom: 18px;
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    border-left: 6px solid #3b82f6;
    border-radius: 10px;
    color: #e0e7ff;
    font-size: 1.1rem;
    font-weight: 600;
}

.alert-reference {
    text-align: center;
    margin-top: 30px;
    color: #cbd5e1;
    font-size: 1.05rem;
}

.alert-reference a {
    color: #fbbf24;
    text-decoration: none;
    font-weight: 700;
}

.alert-reference a:hover {
    text-decoration: underline;
}

/* Play Pages */
.play-intro {
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    padding: 90px 0 55px;
    text-align: center;
}

.play-intro h2 {
    font-size: 4rem;
    margin-bottom: 25px;
    color: #fbbf24;
}

.play-message {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto;
    color: #e0e7ff;
}

.play-zone {
    padding: 70px 0 95px;
    background: #0f172a;
}

.play-guide {
    max-width: 1250px;
    margin: 45px auto 0;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 45px;
    border-radius: 16px;
    border: 3px solid #334155;
}

.play-guide h3 {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #3b82f6;
}

.guide-list {
    list-style: none;
}

.guide-list li {
    padding: 18px 0;
    color: #cbd5e1;
    font-size: 1.1rem;
    border-bottom: 1px solid #334155;
}

.guide-list li:last-child {
    border-bottom: none;
}

.play-warning {
    max-width: 1250px;
    margin: 40px auto 0;
    padding: 32px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    border-left: 8px solid #3b82f6;
    border-radius: 12px;
}

.play-warning p {
    color: #0f172a;
    font-size: 1.15rem;
    font-weight: 700;
}

/* Text Page */
.text-page {
    padding: 95px 0;
    background: #0f172a;
    min-height: 72vh;
}

.text-page h2 {
    font-size: 3.8rem;
    margin-bottom: 55px;
    color: #3b82f6;
    text-align: center;
}

.text-content {
    max-width: 1000px;
    margin: 0 auto;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    padding: 60px 55px;
    border-radius: 18px;
    box-shadow: 0 12px 45px rgba(0, 0, 0, 0.5);
    border: 3px solid #334155;
}

.text-content h3 {
    font-size: 2.2rem;
    margin-top: 40px;
    margin-bottom: 20px;
    color: #fbbf24;
}

.text-content h4 {
    font-size: 1.7rem;
    margin-top: 28px;
    margin-bottom: 15px;
    color: #3b82f6;
}

.text-content p {
    margin-bottom: 22px;
    color: #cbd5e1;
    line-height: 1.85;
    font-size: 1.05rem;
}

.text-content ul {
    margin-left: 35px;
    margin-bottom: 22px;
    color: #cbd5e1;
}

.text-content ul li {
    margin-bottom: 12px;
    line-height: 1.8;
}

.text-content a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 700;
}

.text-content a:hover {
    text-decoration: underline;
}

.revision-date {
    font-style: italic;
    color: #64748b;
    margin-bottom: 35px;
    font-size: 0.95rem;
}

.notice-block {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    padding: 38px;
    border-left: 8px solid #3b82f6;
    border-radius: 12px;
    margin: 40px 0;
}

.notice-block h3 {
    color: #0f172a;
    margin-top: 0;
}

.notice-block p {
    color: #1e293b;
}

.notice-block ul li {
    color: #1e293b;
}

/* Bottom Footer */
.bottom-footer {
    background: linear-gradient(135deg, #0f172a 0%, #020617 100%);
    padding: 75px 0 40px;
    color: #cbd5e1;
    border-top: 4px solid #3b82f6;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-segment h4 {
    font-size: 1.8rem;
    margin-bottom: 25px;
    color: #fbbf24;
}

.footer-segment p {
    line-height: 1.8;
    color: #94a3b8;
}

.footer-menu {
    list-style: none;
}

.footer-menu li {
    margin-bottom: 16px;
}

.footer-menu a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 1.05rem;
}

.footer-menu a:hover {
    color: #3b82f6;
}

.footer-base {
    text-align: center;
    padding-top: 40px;
    border-top: 3px solid #1e293b;
    color: #64748b;
    font-size: 1.05rem;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .nav-hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 72%;
        height: calc(100vh - 80px);
        background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
        flex-direction: column;
        padding: 40px;
        transition: right 0.4s ease;
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.7);
        border-left: 4px solid #3b82f6;
    }

    .nav-links.active {
        right: 0;
    }

    .link-item {
        padding: 20px 0;
        font-size: 1.3rem;
        border-bottom: 2px solid #334155;
    }

    .hero-content-box h2 {
        font-size: 2.8rem;
    }

    .hero-message {
        font-size: 1.15rem;
    }

    .game-screen {
        height: 500px;
    }

    .text-content {
        padding: 45px 28px;
    }

    .features-matrix {
        grid-template-columns: 1fr;
    }

    .verification-box {
        margin: 28px;
        padding: 40px 28px;
    }

    .verify-actions {
        flex-direction: column;
    }

    .verify-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-content-box h2 {
        font-size: 2.2rem;
    }

    .game-screen {
        height: 400px;
    }

    .logo-section h1 {
        font-size: 1.8rem;
    }

    .advantages-title {
        font-size: 2.6rem;
    }
}