/* ============================================
   漫画改编案例研究站 - 全站样式表
   CSS前缀: b2s01k03n04-summit-
   Mobile-First 响应式设计
   ============================================ */

/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --b2s01k03n04-summit-primary: #1a1a2e;
    --b2s01k03n04-summit-secondary: #16213e;
    --b2s01k03n04-summit-accent: #e94560;
    --b2s01k03n04-summit-accent-light: #ff6b6b;
    --b2s01k03n04-summit-text: #2d3436;
    --b2s01k03n04-summit-text-light: #636e72;
    --b2s01k03n04-summit-bg: #ffffff;
    --b2s01k03n04-summit-bg-alt: #f8f9fa;
    --b2s01k03n04-summit-border: #e9ecef;
    --b2s01k03n04-summit-shadow: 0 2px 15px rgba(0,0,0,0.08);
    --b2s01k03n04-summit-radius: 8px;
    --b2s01k03n04-summit-transition: all 0.3s ease;
    --b2s01k03n04-summit-max-width: 1200px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--b2s01k03n04-summit-text);
    background: var(--b2s01k03n04-summit-bg);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--b2s01k03n04-summit-accent);
    text-decoration: none;
    transition: var(--b2s01k03n04-summit-transition);
}

a:hover {
    color: var(--b2s01k03n04-summit-accent-light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* === Header & Navigation === */
.b2s01k03n04-summit-header {
    background: var(--b2s01k03n04-summit-primary);
    padding: 0;
    position: relative;
    z-index: 100;
}

.b2s01k03n04-summit-header-inner {
    max-width: var(--b2s01k03n04-summit-max-width);
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.b2s01k03n04-summit-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.b2s01k03n04-summit-logo img {
    height: 40px;
    width: auto;
}

.b2s01k03n04-summit-nav-toggle {
    display: block;
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 5px;
}

.b2s01k03n04-summit-nav-list {
    list-style: none;
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--b2s01k03n04-summit-primary);
    padding: 10px 0;
    box-shadow: var(--b2s01k03n04-summit-shadow);
}

.b2s01k03n04-summit-nav-list.active {
    display: flex;
}

.b2s01k03n04-summit-nav-item {
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.b2s01k03n04-summit-nav-item:last-child {
    border-bottom: none;
}

.b2s01k03n04-summit-link-element {
    display: block;
    padding: 12px 20px;
    color: #ffffff;
    font-size: 0.95rem;
    transition: var(--b2s01k03n04-summit-transition);
}

.b2s01k03n04-summit-link-element:hover,
.b2s01k03n04-summit-link-element.active {
    color: var(--b2s01k03n04-summit-accent);
    background: rgba(233,69,96,0.1);
}

/* === Hero / Banner === */
.b2s01k03n04-summit-hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.b2s01k03n04-summit-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px 20px;
    max-width: 800px;
}

.b2s01k03n04-summit-hero-content h1 {
    color: #ffffff;
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.3;
}

.b2s01k03n04-summit-hero-content p {
    color: rgba(255,255,255,0.9);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.b2s01k03n04-summit-cta-btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--b2s01k03n04-summit-accent);
    color: #ffffff;
    border-radius: var(--b2s01k03n04-summit-radius);
    font-size: 1rem;
    font-weight: 600;
    transition: var(--b2s01k03n04-summit-transition);
    border: none;
    cursor: pointer;
}

.b2s01k03n04-summit-cta-btn:hover {
    background: var(--b2s01k03n04-summit-accent-light);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(233,69,96,0.3);
}

.b2s01k03n04-summit-cta-btn-outline {
    display: inline-block;
    padding: 14px 32px;
    background: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
    border-radius: var(--b2s01k03n04-summit-radius);
    font-size: 1rem;
    font-weight: 600;
    transition: var(--b2s01k03n04-summit-transition);
    margin-left: 10px;
}

.b2s01k03n04-summit-cta-btn-outline:hover {
    background: #ffffff;
    color: var(--b2s01k03n04-summit-primary);
}

/* === Section Containers === */
.b2s01k03n04-summit-section {
    padding: 60px 20px;
}

.b2s01k03n04-summit-section-alt {
    background: var(--b2s01k03n04-summit-bg-alt);
}

.b2s01k03n04-summit-container-wrapper {
    max-width: var(--b2s01k03n04-summit-max-width);
    margin: 0 auto;
}

.b2s01k03n04-summit-section-title {
    text-align: center;
    margin-bottom: 50px;
}

.b2s01k03n04-summit-section-title h2 {
    font-size: 1.8rem;
    color: var(--b2s01k03n04-summit-primary);
    margin-bottom: 15px;
    font-weight: 700;
}

.b2s01k03n04-summit-section-title p {
    color: var(--b2s01k03n04-summit-text-light);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* === Video Section === */
.b2s01k03n04-summit-video-wrapper {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto 40px;
    border-radius: var(--b2s01k03n04-summit-radius);
    overflow: hidden;
    box-shadow: var(--b2s01k03n04-summit-shadow);
}

.b2s01k03n04-summit-video-wrapper video {
    width: 100%;
    display: block;
}

/* === Card Grid === */
.b2s01k03n04-summit-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.b2s01k03n04-summit-card {
    background: var(--b2s01k03n04-summit-bg);
    border-radius: var(--b2s01k03n04-summit-radius);
    box-shadow: var(--b2s01k03n04-summit-shadow);
    overflow: hidden;
    transition: var(--b2s01k03n04-summit-transition);
}

.b2s01k03n04-summit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.b2s01k03n04-summit-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.b2s01k03n04-summit-card-body {
    padding: 20px;
}

.b2s01k03n04-summit-card-body h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-card-body p {
    color: var(--b2s01k03n04-summit-text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

.b2s01k03n04-summit-card-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--b2s01k03n04-summit-border);
    font-size: 0.85rem;
    color: var(--b2s01k03n04-summit-text-light);
}

/* === Features / Advantages === */
.b2s01k03n04-summit-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.b2s01k03n04-summit-feature-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--b2s01k03n04-summit-bg);
    border-radius: var(--b2s01k03n04-summit-radius);
    box-shadow: var(--b2s01k03n04-summit-shadow);
    transition: var(--b2s01k03n04-summit-transition);
}

.b2s01k03n04-summit-feature-item:hover {
    transform: translateY(-3px);
}

.b2s01k03n04-summit-feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--b2s01k03n04-summit-accent), var(--b2s01k03n04-summit-accent-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
}

.b2s01k03n04-summit-feature-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-feature-item p {
    color: var(--b2s01k03n04-summit-text-light);
    font-size: 0.9rem;
}

/* === FAQ === */
.b2s01k03n04-summit-faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.b2s01k03n04-summit-faq-item {
    border: 1px solid var(--b2s01k03n04-summit-border);
    border-radius: var(--b2s01k03n04-summit-radius);
    margin-bottom: 15px;
    overflow: hidden;
}

.b2s01k03n04-summit-faq-question {
    padding: 18px 20px;
    font-weight: 600;
    color: var(--b2s01k03n04-summit-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--b2s01k03n04-summit-bg-alt);
}

.b2s01k03n04-summit-faq-question::after {
    content: '+';
    font-size: 1.2rem;
    color: var(--b2s01k03n04-summit-accent);
}

.b2s01k03n04-summit-faq-answer {
    padding: 0 20px 18px;
    color: var(--b2s01k03n04-summit-text-light);
    line-height: 1.8;
    display: block;
}

/* === Breadcrumb === */
.b2s01k03n04-summit-breadcrumb {
    padding: 15px 20px;
    background: var(--b2s01k03n04-summit-bg-alt);
    border-bottom: 1px solid var(--b2s01k03n04-summit-border);
}

.b2s01k03n04-summit-breadcrumb-inner {
    max-width: var(--b2s01k03n04-summit-max-width);
    margin: 0 auto;
    font-size: 0.85rem;
    color: var(--b2s01k03n04-summit-text-light);
}

.b2s01k03n04-summit-breadcrumb-inner a {
    color: var(--b2s01k03n04-summit-text-light);
}

.b2s01k03n04-summit-breadcrumb-inner a:hover {
    color: var(--b2s01k03n04-summit-accent);
}

.b2s01k03n04-summit-breadcrumb-inner span {
    margin: 0 8px;
}

/* === Article Page === */
.b2s01k03n04-summit-article-block {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.b2s01k03n04-summit-article-header {
    margin-bottom: 30px;
}

.b2s01k03n04-summit-article-header h1 {
    font-size: 1.8rem;
    color: var(--b2s01k03n04-summit-primary);
    margin-bottom: 15px;
    line-height: 1.4;
}

.b2s01k03n04-summit-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    color: var(--b2s01k03n04-summit-text-light);
    font-size: 0.9rem;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--b2s01k03n04-summit-border);
}

.b2s01k03n04-summit-article-content {
    line-height: 2;
    font-size: 1rem;
}

.b2s01k03n04-summit-article-content h2 {
    font-size: 1.4rem;
    margin: 30px 0 15px;
    color: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-article-content h3 {
    font-size: 1.2rem;
    margin: 25px 0 12px;
    color: var(--b2s01k03n04-summit-secondary);
}

.b2s01k03n04-summit-article-content p {
    margin-bottom: 18px;
}

.b2s01k03n04-summit-article-content img {
    border-radius: var(--b2s01k03n04-summit-radius);
    margin: 20px 0;
}

/* === Related Articles === */
.b2s01k03n04-summit-related {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 2px solid var(--b2s01k03n04-summit-border);
}

.b2s01k03n04-summit-related h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-related-list {
    list-style: none;
}

.b2s01k03n04-summit-related-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--b2s01k03n04-summit-border);
}

.b2s01k03n04-summit-related-list li:last-child {
    border-bottom: none;
}

/* === Interactive Tool === */
.b2s01k03n04-summit-tool-wrapper {
    background: var(--b2s01k03n04-summit-bg);
    border-radius: var(--b2s01k03n04-summit-radius);
    padding: 30px;
    box-shadow: var(--b2s01k03n04-summit-shadow);
    max-width: 600px;
    margin: 0 auto;
}

.b2s01k03n04-summit-tool-wrapper h3 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--b2s01k03n04-summit-primary);
}

.b2s01k03n04-summit-form-group {
    margin-bottom: 20px;
}

.b2s01k03n04-summit-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--b2s01k03n04-summit-primary);
    font-size: 0.9rem;
}

.b2s01k03n04-summit-form-group select,
.b2s01k03n04-summit-form-group input,
.b2s01k03n04-summit-form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--b2s01k03n04-summit-border);
    border-radius: var(--b2s01k03n04-summit-radius);
    font-size: 0.95rem;
    transition: var(--b2s01k03n04-summit-transition);
    font-family: inherit;
}

.b2s01k03n04-summit-form-group select:focus,
.b2s01k03n04-summit-form-group input:focus,
.b2s01k03n04-summit-form-group textarea:focus {
    outline: none;
    border-color: var(--b2s01k03n04-summit-accent);
    box-shadow: 0 0 0 3px rgba(233,69,96,0.1);
}

/* === Trust / Commercial Section === */
.b2s01k03n04-summit-trust-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    text-align: center;
}

.b2s01k03n04-summit-trust-item {
    padding: 20px;
    background: var(--b2s01k03n04-summit-bg);
    border-radius: var(--b2s01k03n04-summit-radius);
    box-shadow: var(--b2s01k03n04-summit-shadow);
}

.b2s01k03n04-summit-trust-item img {
    width: 60px;
    height: 60px;
    margin: 0 auto 10px;
}

.b2s01k03n04-summit-trust-item p {
    font-size: 0.85rem;
    color: var(--b2s01k03n04-summit-text-light);
}

/* === Timeline === */
.b2s01k03n04-summit-timeline {
    position: relative;
    padding-left: 30px;
    max-width: 700px;
    margin: 30px auto;
}

.b2s01k03n04-summit-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--b2s01k03n04-summit-accent);
}

.b2s01k03n04-summit-timeline-item {
    position: relative;
    margin-bottom: 30px;
    padding-left: 20px;
}

.b2s01k03n04-summit-timeline-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 5px;
    width: 12px;
    height: 12px;
    background: var(--b2s01k03n04-summit-accent);
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--b2s01k03n04-summit-accent);
}

.b2s01k03n04-summit-timeline-item h4 {
    color: var(--b2s01k03n04-summit-accent);
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.b2s01k03n04-summit-timeline-item p {
    color: var(--b2s01k03n04-summit-text);
    font-size: 0.95rem;
}

/* === Team === */
.b2s01k03n04-summit-team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.b2s01k03n04-summit-team-member {
    text-align: center;
    padding: 25px 15px;
    background: var(--b2s01k03n04-summit-bg);
    border-radius: var(--b2s01k03n04-summit-radius);
    box-shadow: var(--b2s01k03n04-summit-shadow);
}

.b2s01k03n04-summit-team-member img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 15px;
    object-fit: cover;
}

.b2s01k03n04-summit-team-member h4 {
    font-size: 1rem;
    color: var(--b2s01k03n04-summit-primary);
    margin-bottom: 5px;
}

.b2s01k03n04-summit-team-member p {
    font-size: 0.85rem;
    color: var(--b2s01k03n04-summit-text-light);
}

/* === Footer === */
.b2s01k03n04-summit-footer {
    background: var(--b2s01k03n04-summit-primary);
    color: rgba(255,255,255,0.8);
    padding: 60px 20px 30px;
}

.b2s01k03n04-summit-footer-grid {
    max-width: var(--b2s01k03n04-summit-max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.b2s01k03n04-summit-footer-col h4 {
    color: #ffffff;
    font-size: 1rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--b2s01k03n04-summit-accent);
    display: inline-block;
}

.b2s01k03n04-summit-footer-col ul {
    list-style: none;
}

.b2s01k03n04-summit-footer-col ul li {
    margin-bottom: 8px;
}

.b2s01k03n04-summit-footer-col ul li a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
}

.b2s01k03n04-summit-footer-col ul li a:hover {
    color: var(--b2s01k03n04-summit-accent);
}

.b2s01k03n04-summit-footer-col p {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(255,255,255,0.7);
}

.b2s01k03n04-summit-footer-bottom {
    max-width: var(--b2s01k03n04-summit-max-width);
    margin: 30px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
}

.b2s01k03n04-summit-social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.b2s01k03n04-summit-social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-size: 0.85rem;
    transition: var(--b2s01k03n04-summit-transition);
}

.b2s01k03n04-summit-social-links a:hover {
    background: var(--b2s01k03n04-summit-accent);
}

/* === Contact Form === */
.b2s01k03n04-summit-contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.b2s01k03n04-summit-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: var(--b2s01k03n04-summit-bg-alt);
    border-radius: var(--b2s01k03n04-summit-radius);
}

.b2s01k03n04-summit-contact-icon {
    width: 45px;
    height: 45px;
    background: var(--b2s01k03n04-summit-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    flex-shrink: 0;
    font-size: 18px;
}

/* === Map === */
.b2s01k03n04-summit-map-wrapper {
    width: 100%;
    height: 300px;
    border-radius: var(--b2s01k03n04-summit-radius);
    overflow: hidden;
    margin-top: 30px;
    background: var(--b2s01k03n04-summit-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--b2s01k03n04-summit-border);
}

/* === 404 Page === */
.b2s01k03n04-summit-error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
}

.b2s01k03n04-summit-error-page h1 {
    font-size: 5rem;
    color: var(--b2s01k03n04-summit-accent);
    margin-bottom: 20px;
}

.b2s01k03n04-summit-error-page p {
    font-size: 1.2rem;
    color: var(--b2s01k03n04-summit-text-light);
    margin-bottom: 30px;
}

/* === Blockquote === */
blockquote {
    border-left: 4px solid var(--b2s01k03n04-summit-accent);
    padding: 20px 25px;
    margin: 25px 0;
    background: var(--b2s01k03n04-summit-bg-alt);
    border-radius: 0 var(--b2s01k03n04-summit-radius) var(--b2s01k03n04-summit-radius) 0;
    font-style: italic;
    color: var(--b2s01k03n04-summit-text);
}

/* === Responsive: 480px === */
@media (min-width: 480px) {
    .b2s01k03n04-summit-hero-content h1 {
        font-size: 2.2rem;
    }

    .b2s01k03n04-summit-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* === Responsive: 768px === */
@media (min-width: 768px) {
    .b2s01k03n04-summit-hero-content h1 {
        font-size: 2.5rem;
    }

    .b2s01k03n04-summit-section {
        padding: 80px 30px;
    }

    .b2s01k03n04-summit-features {
        grid-template-columns: repeat(2, 1fr);
    }

    .b2s01k03n04-summit-footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .b2s01k03n04-summit-contact-info {
        grid-template-columns: repeat(2, 1fr);
    }

    .b2s01k03n04-summit-trust-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .b2s01k03n04-summit-team-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* === Responsive: 992px === */
@media (min-width: 992px) {
    .b2s01k03n04-summit-nav-toggle {
        display: none;
    }

    .b2s01k03n04-summit-nav-list {
        display: flex;
        flex-direction: row;
        position: static;
        background: transparent;
        padding: 0;
        box-shadow: none;
    }

    .b2s01k03n04-summit-nav-item {
        border-bottom: none;
    }

    .b2s01k03n04-summit-link-element {
        padding: 8px 15px;
    }

    .b2s01k03n04-summit-hero-content h1 {
        font-size: 3rem;
    }

    .b2s01k03n04-summit-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .b2s01k03n04-summit-features {
        grid-template-columns: repeat(4, 1fr);
    }

    .b2s01k03n04-summit-footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* === Responsive: 1200px === */
@media (min-width: 1200px) {
    .b2s01k03n04-summit-container-wrapper {
        padding: 0;
    }

    .b2s01k03n04-summit-section {
        padding: 100px 40px;
    }

    .b2s01k03n04-summit-hero {
        min-height: 600px;
    }
}

/* === Utility Classes === */
.b2s01k03n04-summit-text-center {
    text-align: center;
}

.b2s01k03n04-summit-mt-20 {
    margin-top: 20px;
}

.b2s01k03n04-summit-mb-20 {
    margin-bottom: 20px;
}

.b2s01k03n04-summit-hidden {
    display: none;
}