/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    overflow-x: hidden;
}

/* Font for decorative elements */
.font-geist-mono {
    font-family: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, Monaco, 'Cascadia Mono', 'Segoe UI Mono',
    'Roboto Mono', 'Oxygen Mono', 'Ubuntu Monospace', 'Source Code Pro',
    'Fira Mono', 'Droid Sans Mono', 'Courier New', monospace;
    letter-spacing: -0.025em;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #121212;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #444;
}

/* Smooth transitions */
a, button {
    transition: all 0.2s ease-in-out;
}

/* Prevent zoom on mobile */
@media (max-width: 768px) {
    html, body {
        touch-action: pan-x pan-y;
    }
}

/* Custom border gradient animation */
.border-gradient {
    position: relative;
    z-index: 0;
    border-radius: 0.75rem;
    overflow: hidden;
}

.border-gradient::before {
    content: '';
    position: absolute;
    z-index: -2;
    left: -50%;
    top: -50%;
    width: 200%;
    height: 200%;
    background-color: transparent;
    background-repeat: no-repeat;
    background-position: 0 0;
    background-image: conic-gradient(transparent, rgba(59, 130, 246, 0.4), transparent 30%);
    animation: rotate 4s linear infinite;
}

.border-gradient::after {
    content: '';
    position: absolute;
    z-index: -1;
    left: 1px;
    top: 1px;
    width: calc(100% - 2px);
    height: calc(100% - 2px);
    background: #111827;
    border-radius: 0.75rem;
}

@keyframes rotate {
    100% {
        transform: rotate(1turn);
    }
}

/* Dynamic Background Effects */
.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: linear-gradient(45deg, #0a0f1c, #1a1f2e, #0f172a);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Starry Sky Effect */
.stars {
    position: absolute;
    width: 100%;
    height: 100%;
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle var(--duration) infinite;
    opacity: 0;
}

@keyframes twinkle {
    0%, 100% { opacity: 0; }
    50% { opacity: var(--opacity); }
}

/* Floating Assets */
.floating-asset {
    position: absolute;
    width: 60px;
    height: 60px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.3)) 
            brightness(1.2) 
            contrast(1.1);
    mix-blend-mode: screen;
    animation: float var(--float-duration) infinite ease-in-out,
               rotate var(--rotate-duration) infinite linear,
               glowPulse var(--glow-duration) infinite ease-in-out,
               fadeInOut var(--fade-duration) infinite ease-in-out;
    opacity: 0.6;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.floating-asset:hover {
    opacity: 1;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.5));
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.3)) brightness(1.2) contrast(1.1); }
    50% { filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.5)) brightness(1.4) contrast(1.2); }
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

/* Chain Effect */
.chain {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.chain-link {
    position: absolute;
    width: 40px;
    height: 40px;
    background: url('chain-link.svg') no-repeat center center;
    background-size: contain;
    opacity: 0.3;
    animation: chainFloat var(--chain-duration) infinite linear,
               chainPulse var(--pulse-duration) infinite ease-in-out;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

@keyframes chainFloat {
    0% { transform: translateX(-100%) translateY(0) rotate(0deg); }
    100% { transform: translateX(100vw) translateY(100vh) rotate(360deg); }
}

@keyframes chainPulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(1.1); }
}

/* Asset Icons */
.asset-dollar {
    background-image: url('dollars.svg');
}

.asset-gold {
    background-image: url('gold.svg');
}

.asset-oil {
    background-image: url('OilBarrelgraphic.svg');
}

.asset-monalisa {
    background-image: url('MonaLisa.svg');
    filter: sepia(0.3) brightness(1.1) contrast(1.1);
}

.asset-house {
    background-image: url('House.svg');
    filter: brightness(1.2) contrast(1.1);
}

/* Glow Effects with Custom Colors */
.glow {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, 
        var(--glow-color, rgba(255,215,0,0.2)) 0%, 
        var(--glow-color, rgba(255,215,0,0)) 70%
    );
    animation: pulse var(--glow-duration) infinite ease-in-out,
               glowColor var(--color-duration) infinite linear;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50% { transform: scale(1.5); opacity: 0.1; }
}

@keyframes glowColor {
    0% { 
        background: radial-gradient(circle, 
            var(--glow-color, rgba(255,215,0,0.2)) 0%, 
            var(--glow-color, rgba(255,215,0,0)) 70%
        ); 
    }
    33% { 
        background: radial-gradient(circle, 
            var(--glow-color, rgba(59,130,246,0.2)) 0%, 
            var(--glow-color, rgba(59,130,246,0)) 70%
        ); 
    }
    66% { 
        background: radial-gradient(circle, 
            var(--glow-color, rgba(99,102,241,0.2)) 0%, 
            var(--glow-color, rgba(99,102,241,0)) 70%
        ); 
    }
    100% { 
        background: radial-gradient(circle, 
            var(--glow-color, rgba(255,215,0,0.2)) 0%, 
            var(--glow-color, rgba(255,215,0,0)) 70%
        ); 
    }
}

/* Particle Effect */
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: radial-gradient(circle, rgba(255,215,0,0.8) 0%, rgba(255,215,0,0) 70%);
    border-radius: 50%;
    animation: particleFloat var(--particle-duration) infinite ease-in-out;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

@keyframes particleFloat {
    0% { transform: translate(0, 0); opacity: 0; }
    50% { opacity: 0.8; }
    100% { transform: translate(var(--tx), var(--ty)); opacity: 0; }
}

/* Wave Effect */
.wave {
    position: absolute;
    width: 200px;
    height: 40px;
    background: url('wave.svg') no-repeat center center;
    background-size: contain;
    opacity: 0.1;
    filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.2));
    mix-blend-mode: screen;
    animation: waveFloat var(--wave-duration) infinite ease-in-out,
               waveGlow var(--glow-duration) infinite ease-in-out;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

@keyframes waveFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.1; }
    50% { transform: translateY(-10px) scale(1.1); opacity: 0.2; }
}

@keyframes waveGlow {
    0%, 100% { filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.2)); }
    50% { filter: drop-shadow(0 0 25px rgba(59, 130, 246, 0.4)); }
}

/* Sparkle Effect */
.sparkle {
    position: absolute;
    width: 24px;
    height: 24px;
    background: url('sparkle.svg') no-repeat center center;
    background-size: contain;
    opacity: 0;
    filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.4));
    mix-blend-mode: screen;
    animation: sparkleTwinkle var(--sparkle-duration) infinite,
               sparkleGlow var(--glow-duration) infinite ease-in-out;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

@keyframes sparkleTwinkle {
    0%, 100% { opacity: 0; transform: scale(0.8) rotate(0deg); }
    50% { opacity: 0.6; transform: scale(1.2) rotate(180deg); }
}

@keyframes sparkleGlow {
    0%, 100% { filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.4)); }
    50% { filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.6)); }
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .floating-asset {
        width: 40px;
        height: 40px;
    }
    
    .chain-link {
        width: 30px;
        height: 30px;
    }
}

/* Center Point (BondX Logo) */
.center-point {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    z-index: 1;
    pointer-events: none;
    filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.6));
    animation: centerPulse 3s infinite ease-in-out,
               centerGlow 2s infinite ease-in-out;
}

.center-point img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 20px rgba(59, 130, 246, 0.5));
}

@keyframes centerPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes centerGlow {
    0%, 100% { filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.6)); }
    50% { filter: drop-shadow(0 0 50px rgba(59, 130, 246, 0.8)); }
}

/* Gravitational Field Effect */
.gravitational-field {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, 
        rgba(59, 130, 246, 0.15) 0%,
        rgba(99, 102, 241, 0.1) 30%,
        rgba(59, 130, 246, 0) 70%
    );
    pointer-events: none;
    animation: fieldPulse 3s infinite ease-in-out,
               fieldGlow 4s infinite ease-in-out;
}

@keyframes fieldPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.5; }
}

@keyframes fieldGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.5; }
}

/* Random Movement Animation */
@keyframes randomMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
    25% { transform: translate(4px, -4px) rotate(1deg) scale(1.01); }
    50% { transform: translate(-2px, 6px) rotate(-1deg) scale(0.99); }
    75% { transform: translate(-6px, -2px) rotate(0.5deg) scale(1.005); }
}

.random-movement {
    animation: randomMove var(--random-duration) infinite ease-in-out;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Connecting Chain Effect */
.connecting-chain {
    position: absolute;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.connecting-chain.visible {
    opacity: 0.3;
}

.chain-segment {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        rgba(59, 130, 246, 0) 0%,
        rgba(59, 130, 246, 0.3) 50%,
        rgba(59, 130, 246, 0) 100%
    );
    transform-origin: left center;
    animation: chainFlow var(--flow-duration) infinite linear;
}

@keyframes chainFlow {
    0% { opacity: 0; transform: scaleX(0); }
    50% { opacity: 0.5; transform: scaleX(1); }
    100% { opacity: 0; transform: scaleX(0); }
}

/* Random Wave Generation Effect */
.random-wave {
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle at center,
        rgba(59, 130, 246, 0.1) 0%,
        rgba(99, 102, 241, 0.05) 40%,
        transparent 70%
    );
    border-radius: 50%;
    pointer-events: none;
    opacity: 0;
    transform: scale(0);
    animation: waveAppear var(--wave-appear-duration) ease-out forwards,
               waveDisappear var(--wave-disappear-duration) ease-in forwards;
    will-change: transform, opacity;
}

@keyframes waveAppear {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    20% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    100% {
        opacity: 0.5;
        transform: scale(1);
    }
}

@keyframes waveDisappear {
    0% {
        opacity: 0.5;
        transform: scale(1);
    }
    100% {
        opacity: 0;
        transform: scale(1.2);
    }
}

/* Background Ripple Effect */
.background-ripple {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at center,
        rgba(59, 130, 246, 0.08) 0%,
        rgba(99, 102, 241, 0.04) 30%,
        transparent 70%
    );
    transform: scale(0);
    opacity: 0;
    animation: rippleEffect var(--ripple-duration) ease-out forwards;
    will-change: transform, opacity;
}

@keyframes rippleEffect {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    20% {
        opacity: 0.2;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Underwriter Information Display */
.underwriter-info {
    position: absolute;
    background: rgba(17, 24, 39, 0.85);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 12px;
    padding: 16px 24px;
    color: #fff;
    font-family: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, Monaco, 'Cascadia Mono', 'Segoe UI Mono',
        'Roboto Mono', 'Oxygen Mono', 'Ubuntu Monospace', 'Source Code Pro',
        'Fira Mono', 'Droid Sans Mono', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    max-width: 300px;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2),
                0 0 0 1px rgba(59, 130, 246, 0.1),
                0 0 20px rgba(59, 130, 246, 0.1);
    z-index: 100;
}

.underwriter-info.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.underwriter-info h3 {
    color: #60A5FA;
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 8px 0;
    letter-spacing: 0.5px;
}

.underwriter-info p {
    margin: 0;
    color: #E5E7EB;
    font-size: 13px;
    line-height: 1.6;
}

.underwriter-info .highlight {
    color: #FCD34D;
    font-weight: 500;
}

.underwriter-info .stats {
    display: flex;
    gap: 16px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.underwriter-info .stat-item {
    flex: 1;
}

.underwriter-info .stat-value {
    color: #60A5FA;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.underwriter-info .stat-label {
    color: #9CA3AF;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.underwriter-info .glow-effect {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 12px;
    background: radial-gradient(circle at center,
        rgba(59, 130, 246, 0.1) 0%,
        transparent 70%
    );
    pointer-events: none;
    animation: infoGlow 3s infinite ease-in-out;
}

@keyframes infoGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

/* Roadmap Display */
.roadmap-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    background: rgba(17, 24, 39, 0.95);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 16px;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow-y: auto;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(59, 130, 246, 0.1),
                0 0 32px rgba(59, 130, 246, 0.1);
}

.roadmap-container.visible {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.roadmap-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.roadmap-title {
    color: #60A5FA;
    font-size: 24px;
    font-weight: 600;
    margin: 0;
    letter-spacing: 0.5px;
}

.roadmap-close {
    background: none;
    border: none;
    color: #9CA3AF;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.roadmap-close:hover {
    color: #60A5FA;
    background: rgba(59, 130, 246, 0.1);
}

.roadmap-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    padding: 16px 0;
}

.roadmap-phase {
    background: rgba(30, 41, 59, 0.5);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.roadmap-phase:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.4);
}

.phase-header {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
}

.phase-icon {
    width: 40px;
    height: 40px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    color: #60A5FA;
    font-size: 20px;
}

.phase-title {
    color: #FCD34D;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.phase-description {
    color: #E5E7EB;
    font-size: 14px;
    line-height: 1.6;
    margin: 0 0 16px 0;
}

.phase-milestones {
    list-style: none;
    padding: 0;
    margin: 0;
}

.milestone-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
    color: #9CA3AF;
    font-size: 13px;
}

.milestone-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 6px;
    width: 8px;
    height: 8px;
    background: #60A5FA;
    border-radius: 50%;
}

.milestone-item:last-child {
    margin-bottom: 0;
}

.milestone-item.completed {
    color: #34D399;
}

.milestone-item.completed::before {
    background: #34D399;
}

.milestone-item.current {
    color: #FCD34D;
}

.milestone-item.current::before {
    background: #FCD34D;
    box-shadow: 0 0 0 4px rgba(252, 211, 77, 0.2);
}

.roadmap-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.roadmap-overlay.visible {
    opacity: 1;
    visibility: visible;
}

.roadmap-trigger {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: rgba(59, 130, 246, 0.9);
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    border: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    transition: all 0.3s ease;
    z-index: 100;
}

.roadmap-trigger:hover {
    background: rgba(59, 130, 246, 1);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.roadmap-trigger .icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

/* Whitepaper Button */
.whitepaper-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(99, 102, 241, 0.9));
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    margin-left: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
    text-decoration: none;
    vertical-align: middle;
}

.whitepaper-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, rgba(59, 130, 246, 1), rgba(99, 102, 241, 1));
}

.whitepaper-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.whitepaper-button .icon {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2;
}

.whitepaper-button .text {
    font-family: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, Monaco, 'Cascadia Mono', 'Segoe UI Mono',
        'Roboto Mono', 'Oxygen Mono', 'Ubuntu Monospace', 'Source Code Pro',
        'Fira Mono', 'Droid Sans Mono', 'Courier New', monospace;
    letter-spacing: 0.5px;
}

.whitepaper-button .glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 20px;
    background: radial-gradient(circle at center,
        rgba(59, 130, 246, 0.2) 0%,
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
}

.whitepaper-button:hover .glow {
    opacity: 1;
}

@media (max-width: 768px) {
    .whitepaper-button {
        margin-left: 12px;
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .whitepaper-button .icon {
        width: 14px;
        height: 14px;
    }
}

/* Whitepaper Modal */
.whitepaper-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    background: rgba(17, 24, 39, 0.98);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 16px;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: hidden;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3),
                0 0 0 1px rgba(59, 130, 246, 0.1),
                0 0 32px rgba(59, 130, 246, 0.1);
}

.whitepaper-modal.visible {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.whitepaper-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: rgba(30, 41, 59, 0.5);
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

.whitepaper-title {
    color: #60A5FA;
    font-size: 20px;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.whitepaper-title .icon {
    width: 24px;
    height: 24px;
    stroke: currentColor;
}

.whitepaper-close {
    background: none;
    border: none;
    color: #9CA3AF;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.whitepaper-close:hover {
    color: #60A5FA;
    background: rgba(59, 130, 246, 0.1);
}

.whitepaper-close .icon {
    width: 20px;
    height: 20px;
    stroke: currentColor;
}

.whitepaper-content {
    height: calc(90vh - 70px);
    overflow-y: auto;
    padding: 24px;
    position: relative;
}

.whitepaper-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
    border-radius: 8px;
}

.whitepaper-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.whitepaper-overlay.visible {
    opacity: 1;
    visibility: visible;
}

/* 自定义滚动条样式 */
.whitepaper-content::-webkit-scrollbar {
    width: 8px;
}

.whitepaper-content::-webkit-scrollbar-track {
    background: rgba(30, 41, 59, 0.5);
    border-radius: 4px;
}

.whitepaper-content::-webkit-scrollbar-thumb {
    background: rgba(59, 130, 246, 0.3);
    border-radius: 4px;
}

.whitepaper-content::-webkit-scrollbar-thumb:hover {
    background: rgba(59, 130, 246, 0.5);
}