/* Additional Pages Styles */

/* Logo Image */
.logo-image {
    height: 40px;
    width: auto;
    display: block;
}

/* Update Time */
.update-time {
    text-align: center;
    color: var(--original-gray);
    font-size: 0.9rem;
    margin-top: 1rem;
}

/* Featured Article */
.featured-article {
    background: var(--pure-white);
    border: 2px solid var(--btc-orange);
    border-radius: 16px;
    padding: 3rem;
    position: relative;
}

.article-badge {
    position: absolute;
    top: -15px;
    left: 2rem;
    background: var(--btc-orange);
    color: var(--pure-white);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
}

.article-title {
    font-size: 2.5rem;
    color: var(--title-black);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    color: var(--content-gray);
    flex-wrap: wrap;
}

.article-cover {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.cover-placeholder {
    font-size: 8rem;
}

.article-excerpt {
    color: var(--content-gray);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 2rem;
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.article-card {
    background: var(--pure-white);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.article-card:hover {
    border-color: var(--btc-orange);
    transform: translateY(-8px);
    box-shadow: 0 15px 50px rgba(247, 147, 26, 0.2);
}

.article-card-cover {
    height: 200px;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-bottom: 2px solid var(--border-gray);
}

.cover-emoji {
    font-size: 5rem;
}

.article-category {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--btc-orange);
    color: var(--pure-white);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}

.article-card-content {
    padding: 2rem;
}

.article-card-content h3 {
    color: var(--title-black);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.article-card-content p {
    color: var(--content-gray);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.article-card-meta {
    display: flex;
    gap: 1.5rem;
    color: var(--original-gray);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--light-bg), var(--pure-white));
}

.newsletter-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-content h2 {
    font-size: 2.2rem;
    color: var(--title-black);
    margin-bottom: 1rem;
}

.newsletter-content > p {
    color: var(--content-gray);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    background: var(--pure-white);
    border: 2px solid var(--border-gray);
    border-radius: 8px;
    color: var(--content-gray);
    font-size: 1rem;
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--btc-orange);
}

.newsletter-note {
    color: var(--original-gray);
    font-size: 0.9rem;
}

.newsletter-note a {
    color: var(--btc-orange);
    text-decoration: none;
}

/* Large Metrics */
.metrics-grid-large {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.metric-card-large {
    background: var(--pure-white);
    border: 2px solid var(--border-gray);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.metric-card-large:hover {
    border-color: var(--btc-orange);
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(247, 147, 26, 0.2);
}

.metric-chart {
    color: var(--original-gray);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Comparison Table */
.comparison-table {
    background: var(--pure-white);
    border-radius: 12px;
    padding: 2rem;
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table th {
    color: var(--btc-orange);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.comparison-table td {
    color: var(--content-gray);
}

.comparison-table td.highlight {
    color: var(--btc-orange);
    font-weight: 700;
}

/* Data Source */
.data-source {
    background: rgba(247, 147, 26, 0.05);
    border-radius: 12px;
    padding: 2.5rem;
}

.data-source h3 {
    color: var(--title-black);
    margin-bottom: 1.5rem;
}

.data-source p {
    color: var(--content-gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.source-list {
    list-style: none;
    padding-left: 0;
    margin: 1.5rem 0;
}

.source-list li {
    color: var(--content-gray);
    padding: 0.5rem 0;
    line-height: 1.8;
}

.source-list strong {
    color: var(--btc-orange);
}

.update-note {
    color: var(--original-gray);
    font-size: 0.9rem;
    margin-top: 1.5rem;
}

.update-note a {
    color: var(--btc-orange);
    text-decoration: none;
}

/* Resources Grid */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.resource-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    text-align: center;
}

.resource-subtitle {
    color: var(--original-gray);
    font-style: italic;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.resource-description {
    color: var(--content-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.resource-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.resource-stats span {
    background: rgba(247, 147, 26, 0.1);
    color: var(--btc-orange);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
}

.premium-card {
    background: linear-gradient(135deg, #2a2a1a, var(--pure-white));
    border-color: #FFD700;
}

.section-description {
    text-align: center;
    color: var(--content-gray);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

/* Services */
.motto-highlight {
    text-align: center;
    font-size: 1.5rem;
    color: var(--btc-orange);
    font-weight: 700;
    margin-top: 1.5rem;
    font-family: 'Courier New', monospace;
}

.warning-section {
    background: linear-gradient(135deg, #2a1a1a, var(--light-bg));
}

.warning-box {
    background: rgba(247, 147, 26, 0.1);
    border: 2px solid var(--btc-orange);
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.warning-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.warning-box h3 {
    color: var(--title-black);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.warning-text {
    color: var(--content-gray);
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.warning-text-en {
    color: var(--original-gray);
    font-size: 1rem;
    line-height: 1.8;
    font-style: italic;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--pure-white);
    border: 1px solid var(--border-gray);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--btc-orange);
    transform: translateY(-5px);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: var(--title-black);
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--content-gray);
    line-height: 1.7;
}

/* Pricing Services */
.pricing-services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.pricing-card-service {
    background: var(--pure-white);
    border: 2px solid var(--border-gray);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    position: relative;
}

.pricing-card-service.featured {
    border-color: var(--btc-orange);
    transform: scale(1.05);
}

.pricing-card-service h3 {
    color: var(--title-black);
    font-size: 1.6rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

.price-large {
    text-align: center;
    font-size: 3.5rem;
    color: var(--btc-orange);
    font-weight: 700;
    font-family: 'Courier New', monospace;
    margin-bottom: 0.5rem;
}

.price-unit {
    font-size: 1.5rem;
}

.price-description {
    text-align: center;
    color: var(--original-gray);
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.service-includes {
    list-style: none;
    margin-bottom: 2rem;
}

.service-includes li {
    color: var(--content-gray);
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

/* Process Steps */
.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.process-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    text-align: center;
    padding: 2rem;
    background: var(--pure-white);
    border-radius: 12px;
    border: 1px solid var(--border-gray);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--btc-orange);
    color: var(--pure-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.process-step h3 {
    color: var(--title-black);
    margin-bottom: 1rem;
}

.process-step p {
    color: var(--content-gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

.process-arrow {
    font-size: 2rem;
    color: var(--btc-orange);
}

/* Guarantee Grid */
.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.guarantee-item {
    text-align: center;
    padding: 2rem;
}

.guarantee-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.guarantee-item h3 {
    color: var(--title-black);
    margin-bottom: 1rem;
}

.guarantee-item p {
    color: var(--content-gray);
    line-height: 1.7;
}

/* Contact Methods */
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.contact-method-card {
    background: var(--pure-white);
    border: 2px solid var(--border-gray);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-method-card:hover {
    border-color: var(--btc-orange);
    transform: translateY(-5px);
}

.contact-icon-large {
    font-size: 4rem;
    margin-bottom: 1.5rem;
}

.contact-method-card h3 {
    color: var(--title-black);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-method-card p {
    color: var(--content-gray);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.contact-link {
    color: var(--btc-orange);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    display: block;
    margin: 1rem 0;
}

.contact-link:hover {
    color: var(--hover-orange);
}

.response-time {
    color: var(--original-gray);
    font-size: 0.9rem;
}

/* Contact Form */
.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
}

.contact-form {
    background: var(--pure-white);
    padding: 3rem;
    border-radius: 12px;
    border: 1px solid var(--border-gray);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--content-gray);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--light-bg);
    border: 1px solid var(--border-gray);
    border-radius: 6px;
    color: var(--content-gray);
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--btc-orange);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
}

/* About Content */
.about-content {
    display: grid;
    gap: 3rem;
}

.about-mission,
.about-vision,
.about-values {
    background: var(--pure-white);
    padding: 2.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-gray);
}

.about-content h3 {
    color: var(--btc-orange);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--content-gray);
    line-height: 1.9;
    margin-bottom: 1rem;
}

.values-list {
    list-style: none;
    padding-left: 0;
}

.values-list li {
    color: var(--content-gray);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    line-height: 1.8;
}

.values-list strong {
    color: var(--btc-orange);
}

/* Tech Stack */
.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.tech-item {
    text-align: center;
    padding: 2rem;
    background: rgba(247, 147, 26, 0.05);
    border-radius: 12px;
}

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tech-item h4 {
    color: var(--title-black);
    margin-bottom: 0.5rem;
}

.tech-item p {
    color: var(--content-gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .article-title {
        font-size: 1.8rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}