/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Malgun Gothic', 'Apple SD Gothic Neo', sans-serif;
    background-color: #0a0a0a;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
    z-index: 0;
}

/* Container */
.container {
    max-width: 520px;
    margin: 0 auto;
    background: linear-gradient(180deg, #1a1a1a 0%, #0d0d0d 100%);
    position: relative;
    z-index: 1;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.8);
}

/* Header Section */
.header {
    padding: 20px;
    text-align: center;
    background: linear-gradient(135deg, #1a1f2e 0%, #0f1419 100%);
    border-bottom: 2px solid #ffd700;
}

.header-image {
    margin-bottom: 15px;
}

.header-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.header-text {
    font-size: 13px;
    line-height: 1.8;
    color: #b8b8b8;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    border-left: 3px solid #ffd700;
}

/* ChatGPT Intro Section */
.chatgpt-intro {
    padding: 25px 20px;
    text-align: center;
    background: #151515;
}

.intro-badge {
    display: inline-block;
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    padding: 8px 20px;
    border-radius: 20px;
    margin-bottom: 15px;
    border: 1px solid #333;
}

.badge-icon {
    font-size: 16px;
    margin-right: 8px;
}

.badge-text {
    color: #ffd700;
    font-weight: bold;
    font-size: 14px;
}

.intro-image {
    margin: 15px 0;
}

.intro-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.intro-subtitle {
    color: #4a9eff;
    font-weight: bold;
    font-size: 15px;
    margin-top: 10px;
}

/* Year Info Section */
.year-info {
    padding: 30px 20px;
    text-align: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-top: 1px solid #2a2a3e;
    border-bottom: 1px solid #2a2a3e;
}

.year-info h2 {
    color: #ffd700;
    font-size: 24px;
    margin-bottom: 15px;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.year-info p {
    font-size: 14px;
    color: #d0d0d0;
    margin: 8px 0;
}

.year-info .highlight {
    color: #4a9eff;
    font-weight: bold;
    margin-top: 15px;
    font-size: 15px;
}

/* Service Description */
.service-desc {
    padding: 25px 20px;
    background: #0f0f0f;
    text-align: center;
    font-size: 13px;
    line-height: 1.8;
    color: #b8b8b8;
}

.service-desc p {
    margin: 15px 0;
}

/* Success Banner */
.success-banner {
    padding: 30px 20px;
    background: linear-gradient(135deg, #1a0000 0%, #330000 50%, #1a0000 100%);
    text-align: center;
    border-top: 2px solid #ff4444;
    border-bottom: 2px solid #ff4444;
    position: relative;
    overflow: hidden;
}

.success-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
}

.banner-content {
    position: relative;
    z-index: 1;
}

.banner-content h3 {
    font-size: 18px;
    color: #ffffff;
    margin: 10px 0;
}

.success-rate {
    margin: 20px 0;
}

.rate-number {
    display: inline-block;
    font-size: 36px;
    font-weight: bold;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.banner-highlight {
    color: #ff4444;
    font-size: 22px;
    font-weight: bold;
    margin: 10px 0;
}

.banner-subtitle {
    color: #999;
    font-size: 12px;
    margin-top: 15px;
}

/* Benefits Section */
.benefits {
    padding: 25px 20px;
    background: #0a0a0a;
    font-size: 13px;
    line-height: 1.8;
    color: #a8a8a8;
}

.benefits p {
    margin: 15px 0;
    padding: 10px;
    background: rgba(255, 255, 255, 0.02);
    border-left: 2px solid #333;
    border-radius: 4px;
}

/* Instructor Section */
.instructor {
    padding: 30px 20px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
}

.section-title {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    text-align: center;
    padding: 12px 20px;
    font-weight: bold;
    font-size: 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.instructor-card {
    display: flex;
    gap: 15px;
    background: rgba(255, 255, 255, 0.05);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #2a2a2a;
}

.instructor-photo {
    flex-shrink: 0;
}

.instructor-photo img {
    width: 100px;
    height: 130px;
    object-fit: cover;
    border-radius: 8px;
    border: 2px solid #ffd700;
}

.instructor-info {
    flex: 1;
}

.instructor-info h3 {
    color: #ffd700;
    font-size: 16px;
    margin-bottom: 10px;
}

.instructor-info ul {
    list-style: none;
    font-size: 11px;
    line-height: 1.6;
    color: #b8b8b8;
}

.instructor-info li {
    margin: 8px 0;
}

/* Success Rate Section */
.success-rate-section {
    padding: 30px 20px;
    background: linear-gradient(135deg, #2a4a2a 0%, #1a3a1a 100%);
    text-align: center;
}

.rate-badge {
    background: rgba(0, 0, 0, 0.4);
    padding: 20px;
    border-radius: 12px;
    border: 2px solid #4a9eff;
}

.rate-badge p {
    color: #fff;
    font-size: 14px;
    margin-bottom: 10px;
}

.rate-badge h2 {
    font-size: 42px;
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
}

/* AI Trading Section */
.ai-trading {
    padding: 30px 20px;
    background: linear-gradient(135deg, #1a1a2e 0%, #0f0f1a 100%);
    text-align: center;
}

.ai-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff4444 0%, #cc0000 100%);
    color: #fff;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 15px;
    box-shadow: 0 4px 15px rgba(255, 68, 68, 0.4);
}

.ai-trading h3 {
    color: #ffd700;
    font-size: 20px;
    margin: 15px 0;
    line-height: 1.5;
}

.profit-highlight {
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    padding: 20px;
    border-radius: 12px;
    border: 2px solid #ffd700;
    margin-top: 20px;
}

.profit-highlight p {
    font-size: 28px;
    font-weight: bold;
    color: #ffd700;
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

/* CTA Section */
.cta-section {
    padding: 30px 20px;
    background: linear-gradient(135deg, #4a1a1a 0%, #2a0a0a 100%);
    text-align: center;
    border-top: 2px solid #ffd700;
    border-bottom: 2px solid #ffd700;
}

.cta-section h2 {
    color: #fff;
    font-size: 18px;
    line-height: 1.6;
}

/* Detailed Info Sections */
.detail-section {
    padding: 25px 20px;
    text-align: center;
}

.dark-bg {
    background: #0a0a0a;
}

.detail-content p {
    font-size: 13px;
    line-height: 1.8;
    color: #b8b8b8;
    margin: 12px 0;
}

.highlight-text {
    color: #ffd700;
    font-weight: bold;
    font-size: 14px;
    padding: 10px;
    background: rgba(255, 215, 0, 0.1);
    border-radius: 6px;
    margin-top: 15px;
}

/* Performance Section */
.performance-section {
    padding: 25px 20px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
}

.performance-table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

.performance-table thead {
    background: linear-gradient(135deg, #4a9eff 0%, #2a6fcf 100%);
}

.performance-table th {
    padding: 12px;
    font-size: 13px;
    font-weight: bold;
    color: #fff;
    border: 1px solid #2a6fcf;
}

.performance-table td {
    padding: 12px;
    font-size: 12px;
    text-align: center;
    color: #d0d0d0;
    border: 1px solid #2a2a2a;
}

.performance-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

.section-note {
    font-size: 12px;
    color: #888;
    margin-top: 15px;
    font-style: italic;
}

/* Investment Cases */
.investment-cases {
    padding: 25px 20px;
    background: #0f0f0f;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 20px 0;
}

.case-item {
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.yellow-highlight {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    font-weight: bold;
}

.case-item h4 {
    font-size: 16px;
    margin-bottom: 10px;
}

.case-item p {
    font-size: 13px;
    line-height: 1.6;
}

.detail-table {
    width: 100%;
    margin: 20px 0;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
}

.detail-table td {
    padding: 10px;
    font-size: 11px;
    color: #d0d0d0;
    border: 1px solid #2a2a2a;
}

.detail-table tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.02);
}

/* Buttons */
.yellow-button {
    margin: 25px 0;
    text-align: center;
}

.yellow-button.full-width {
    margin: 0;
}

.cta-button {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    border: none;
    padding: 15px 30px;
    font-size: 14px;
    font-weight: bold;
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
    transition: all 0.3s ease;
    width: 100%;
    max-width: 400px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
}

.cta-button:active {
    transform: translateY(0);
}

.cta-button.large {
    padding: 18px 35px;
    font-size: 15px;
}

/* More Info Section */
.more-info {
    padding: 25px 20px;
}

.more-info h3 {
    color: #fff;
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 15px;
    text-align: center;
}

.info-url {
    color: #4a9eff;
    font-size: 12px;
    text-align: center;
    margin: 15px 0;
    word-break: break-all;
}

.more-info p {
    font-size: 13px;
    line-height: 1.8;
    color: #b8b8b8;
    text-align: center;
    margin: 15px 0;
}

/* Video Section */
.video-section {
    margin: 25px 0;
}

.video-section h4 {
    color: #ffd700;
    font-size: 16px;
    text-align: center;
    margin-bottom: 15px;
    line-height: 1.5;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 15px 0;
}

.video-item {
    aspect-ratio: 16/9;
    background: #1a1a1a;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #2a2a2a;
}

.video-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* AI Service Section */
.ai-service {
    padding: 25px 20px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
}

.ai-service h3 {
    color: #fff;
    font-size: 16px;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 20px;
}

.service-grid {
    margin: 20px 0;
}

.service-item h4 {
    color: #4a9eff;
    font-size: 14px;
    text-align: center;
    margin-bottom: 15px;
    line-height: 1.5;
}

.service-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.service-images img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    border: 1px solid #2a2a2a;
}

/* Notice Sections */
.notice-section,
.additional-notice,
.more-notices {
    padding: 25px 20px;
    background: #0f0f0f;
}

.notice-section h3 {
    color: #fff;
    font-size: 18px;
    text-align: center;
    margin-bottom: 15px;
}

.notice-badge {
    background: linear-gradient(135deg, #333 0%, #1a1a1a 100%);
    color: #ffd700;
    text-align: center;
    padding: 10px 20px;
    font-weight: bold;
    font-size: 14px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid #ffd700;
}

.notice-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 15px 0;
}

.notice-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #2a2a2a;
}

.notice-item img {
    width: 100%;
    height: auto;
    display: block;
}

.notice-item p {
    padding: 10px;
    font-size: 12px;
    color: #d0d0d0;
    text-align: center;
}

/* Final CTA Section */
.final-cta {
    padding: 25px 20px;
}

.chart-preview {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin: 20px 0;
}

.chart-preview img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    border: 1px solid #2a2a2a;
}

.cta-description {
    font-size: 12px;
    line-height: 1.8;
    color: #b8b8b8;
    text-align: center;
    margin: 20px 0;
}

.highlight-box {
    background: linear-gradient(135deg, #2a2a2a 0%, #1a1a1a 100%);
    padding: 15px;
    border-radius: 8px;
    border: 2px solid #ffd700;
    margin: 20px 0;
}

.highlight-box p {
    color: #ffd700;
    font-size: 14px;
    font-weight: bold;
    text-align: center;
}

/* Footer */
.footer {
    padding: 20px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    border-top: 2px solid #ffd700;
}

.footer-buttons {
    max-width: 100%;
}

/* Responsive Design - Mobile First (already mobile-optimized) */
@media (max-width: 768px) {
    .container {
        max-width: 100%;
    }

    .header-text {
        font-size: 12px;
        padding: 12px;
    }

    .year-info h2 {
        font-size: 20px;
    }

    .success-rate .rate-number {
        font-size: 30px;
    }

    .banner-highlight {
        font-size: 18px;
    }

    .instructor-card {
        flex-direction: column;
        align-items: center;
    }

    .instructor-photo img {
        width: 120px;
        height: 150px;
    }

    .rate-badge h2 {
        font-size: 36px;
    }

    .ai-trading h3 {
        font-size: 18px;
    }

    .profit-highlight p {
        font-size: 24px;
    }

    .cta-section h2 {
        font-size: 16px;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }

    .case-grid {
        grid-template-columns: 1fr;
    }

    .service-images {
        grid-template-columns: 1fr;
    }

    .notice-grid {
        grid-template-columns: 1fr;
    }

    .chart-preview {
        grid-template-columns: 1fr;
    }
}

/* Small Mobile Devices */
@media (max-width: 375px) {
    .header-text {
        font-size: 11px;
    }

    .year-info h2 {
        font-size: 18px;
    }

    .section-title {
        font-size: 14px;
        padding: 10px 15px;
    }

    .cta-button {
        font-size: 13px;
        padding: 12px 25px;
    }

    .success-rate .rate-number {
        font-size: 28px;
    }

    .rate-badge h2 {
        font-size: 32px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
    }
    50% {
        box-shadow: 0 6px 30px rgba(255, 215, 0, 0.6);
    }
}

.cta-button {
    animation: pulse 2s ease-in-out infinite;
}

/* Loading effect for images */
img {
    background: linear-gradient(90deg, #1a1a1a 0%, #2a2a2a 50%, #1a1a1a 100%);
}

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

::-webkit-scrollbar-track {
    background: #0a0a0a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #ffd700 0%, #ffed4e 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #ffed4e 0%, #ffd700 100%);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    border: 2px solid #ffd700;
    border-radius: 12px;
    width: 90%;
    max-width: 480px;
    position: relative;
    animation: slideDown 0.3s ease-out;
    box-shadow: 0 10px 40px rgba(255, 215, 0, 0.3);
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    position: absolute;
    right: 15px;
    top: 15px;
    font-size: 32px;
    font-weight: bold;
    color: #999;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.modal-close:hover {
    color: #ffd700;
}

.modal-title {
    color: #ffd700;
    font-size: 22px;
    text-align: center;
    padding: 25px 20px 15px;
    margin: 0;
    border-bottom: 1px solid #333;
}

.modal-body {
    padding: 25px 30px;
    color: #d0d0d0;
    font-size: 14px;
    line-height: 1.8;
}

.modal-body p {
    margin: 12px 0;
}

.modal-notice {
    background: rgba(255, 68, 68, 0.1);
    border-left: 3px solid #ff4444;
    padding: 15px;
    margin-top: 20px;
    border-radius: 6px;
}

.modal-notice strong {
    color: #ff8888;
    font-size: 14px;
}

.modal-footer {
    padding: 20px 30px 25px;
    display: flex;
    gap: 15px;
    justify-content: center;
    border-top: 1px solid #333;
}

.modal-btn {
    flex: 1;
    padding: 12px 25px;
    font-size: 14px;
    font-weight: bold;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn-cancel {
    background: #333;
    color: #b8b8b8;
}

.modal-btn-cancel:hover {
    background: #444;
    color: #fff;
}

.modal-btn-confirm {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: #000;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.modal-btn-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
}

.modal-btn-confirm:active {
    transform: translateY(0);
}

/* Modal Responsive */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-width: 400px;
    }
    
    .modal-title {
        font-size: 20px;
        padding: 20px 15px 12px;
    }
    
    .modal-body {
        padding: 20px 20px;
        font-size: 13px;
    }
    
    .modal-footer {
        padding: 15px 20px 20px;
        flex-direction: column;
    }
    
    .modal-btn {
        width: 100%;
    }
}

@media (max-width: 375px) {
    .modal-content {
        width: 92%;
    }
    
    .modal-title {
        font-size: 18px;
    }
    
    .modal-body {
        font-size: 12px;
        padding: 15px;
    }
    
    .modal-close {
        font-size: 28px;
        right: 10px;
        top: 10px;
    }
}