.howto-content {
    max-width: 1200px;
}

.platform-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    justify-content: center;
}

.platform-tab {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 16px;
    color: var(--text-secondary);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.platform-tab i {
    font-size: 1.5rem;
}

.platform-tab:hover {
    border-color: rgba(231, 210, 0, 0.3);
    transform: translateY(-2px);
}

.platform-tab.active {
    background: rgba(231, 210, 0, 0.1);
    border-color: var(--primary-yellow);
    color: var(--primary-yellow);
}

.quick-nav {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
}

.quick-nav-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.quick-nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.quick-nav-link {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(231, 210, 0, 0.1);
    border: 1px solid rgba(231, 210, 0, 0.2);
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.quick-nav-link:hover {
    background: rgba(231, 210, 0, 0.15);
    border-color: rgba(231, 210, 0, 0.4);
    transform: translateY(-1px);
}

.platform-content-wrapper {
    position: relative;
}

.platform-content {
    display: none;
}

.platform-content.active {
    display: block;
}

.tutorial-accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.accordion-item[id] {
    scroll-margin-top: 100px;
}

#sharing {
    scroll-margin-top: 100px;
}

.accordion-item {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.accordion-item:hover {
    border-color: rgba(97, 85, 245, .4);
}

.accordion-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
    outline: none;
}

.accordion-header:hover {
    background: rgba(97, 85, 245, 0.09);
}

.accordion-header:focus-visible {
    outline: 3px solid var(--primary-yellow);
    outline-offset: -3px;
    border-radius: 12px;
    background: rgba(97, 85, 245, 0.09);
}

.accordion-title {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 1.125rem;
    font-weight: 700;
}

.accordion-title i {
    font-size: 1.5rem;
    color: var(--primary-yellow);
    width: 32px;
    text-align: center;
}

.accordion-icon {
    font-size: 1rem;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 28px;
}

.accordion-item.active .accordion-content {
    max-height: 2000px;
    padding: 10px 28px 28px 28px;
}

.accordion-content ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.accordion-content ul li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.accordion-content ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-yellow);
    font-weight: 700;
    font-size: 1.125rem;
}

.accordion-content ul li strong {
    color: var(--text-primary);
    font-weight: 600;
}


.howto-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
    margin-bottom: 45px;
}

.howto-column {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 24px;
    padding: 48px;
}

.howto-column-header {
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 16px;
}

.howto-column-header i {
    font-size: 2rem;
    color: var(--primary-yellow);
    line-height: 1;
    transform: translateY(15px);
}

.howto-column-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
}

.howto-section {
    margin-bottom: 48px;
}

.howto-section:last-child {
    margin-bottom: 0;
}

.howto-section h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(231, 210, 0, 0.15);
}

.howto-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.howto-section ul li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1rem;
}

.howto-section ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-yellow);
    font-weight: 700;
    font-size: 1.125rem;
}

.howto-section ul li strong {
    color: var(--text-primary);
    font-weight: 600;
}


.howto-sharing-section {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 24px;
    padding: 48px;
    margin-bottom: 64px;
}

.howto-sharing-header {
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.howto-sharing-header i {
    font-size: 2rem;
    color: var(--primary-yellow);
    line-height: 1;
    transform: translateY(15px);
}

.howto-sharing-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
}

.sharing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.sharing-offline {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.sharing-offline ul {
    display: inline-block;
    text-align: left;
}

/* Keyboard Shortcuts Section */
.shortcuts-section {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    border-radius: 24px;
    padding: 48px;
    margin-bottom: 64px;
}

.shortcuts-header {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.shortcuts-header i {
    font-size: 2rem;
    color: var(--primary-yellow);
    line-height: 1;
}

.shortcuts-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    line-height: 1;
}

/* Shortcuts search - uses search-component.css */
.shortcuts-search-container {
    margin-bottom: 32px;
    justify-content: center;
}

.shortcuts-categories {
    display: flex;
    gap: 12px;
    margin-bottom: 32px;
    flex-wrap: wrap;
    justify-content: center;
}

.shortcuts-category-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: rgba(26, 26, 26, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.shortcuts-category-btn i {
    font-size: 1rem;
}

.shortcuts-category-btn:hover {
    border-color: rgba(231, 210, 0, 0.3);
    background: rgba(231, 210, 0, 0.05);
    transform: translateY(-2px);
}

.shortcuts-category-btn.active {
    background: rgba(231, 210, 0, 0.15);
    border-color: var(--primary-yellow);
    color: var(--primary-yellow);
}

.shortcuts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.shortcut-card {
    background: rgba(26, 26, 26, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.shortcut-card:hover {
    border-color: rgba(231, 210, 0, 0.3);
    background: rgba(26, 26, 26, 0.8);
    transform: translateY(-2px);
}

.shortcut-card:focus {
    outline: none;
    border-color: var(--primary-yellow);
    background: rgba(26, 26, 26, 0.9);
    box-shadow: 0 0 0 3px rgba(231, 210, 0, 0.2);
    transform: translateY(-2px);
}

.shortcut-card:focus-visible {
    outline: 3px solid var(--primary-yellow);
    outline-offset: 2px;
}

.shortcut-keys {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.shortcut-keys kbd {
    background: rgba(231, 210, 0, 0.15);
    border: 1px solid rgba(231, 210, 0, 0.4);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 0.875rem;
    color: var(--primary-yellow);
    font-weight: 700;
    white-space: nowrap;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.shortcut-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.shortcut-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.shortcut-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.shortcuts-empty {
    text-align: center;
    padding: 64px 32px;
    color: var(--text-secondary);
}

.shortcuts-empty i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    opacity: 0.5;
}

.shortcuts-empty p {
    font-size: 1.125rem;
    margin: 0;
}

.shortcut-card[style*="display: none"] {
    display: none !important;
}

@media (max-width: 768px) {
    .shortcuts-section {
        padding: 32px 24px;
        margin-bottom: 48px;
    }

    .shortcuts-header {
        margin-bottom: 24px;
        padding-bottom: 20px;
    }

    .shortcuts-header i {
        font-size: 1.5rem;
    }

    .shortcuts-header h2 {
        font-size: 1.5rem;
    }

    .shortcuts-search-container {
        margin-bottom: 24px;
    }

    .shortcuts-categories {
        gap: 8px;
        margin-bottom: 24px;
    }

    .shortcuts-category-btn {
        padding: 10px 16px;
        font-size: 0.875rem;
    }

    .shortcuts-category-btn i {
        font-size: 0.875rem;
    }

    .shortcuts-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .shortcut-card {
        padding: 16px;
    }

    .shortcut-keys kbd {
        padding: 5px 10px;
        font-size: 0.8125rem;
    }

    .shortcut-title {
        font-size: 0.9375rem;
    }

    .shortcut-description {
        font-size: 0.8125rem;
    }

    .shortcuts-empty {
        padding: 48px 24px;
    }

    .shortcuts-empty i {
        font-size: 2.5rem;
    }

    .shortcuts-empty p {
        font-size: 1rem;
    }

    .sharing-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

.howto-sharing-content .howto-section:first-child h3 {
    margin-top: 0;
    padding-top: 0;
}

.howto-sharing-image {
    flex-shrink: 0;
    width: 300px;
    text-align: center;
}

.howto-sharing-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
}

.howto-image-caption {
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: center;
}

.howto-image-caption i {
    font-style: italic;
    color: var(--primary-yellow);
}

@media (max-width: 768px) {

    .ipad-workflow-highlight,
    .ipad-workflow-section {
        flex-direction: column;
        gap: 32px;
        padding: 32px;
        margin: 48px 0;
    }

    .ipad-workflow-image {
        max-width: 100%;
    }

    .ipad-workflow-content h2,
    .ipad-workflow-content h3 {
        font-size: 1.5rem;
    }

    .ipad-workflow-content p {
        font-size: 1rem;
    }

    .howto-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .howto-column {
        padding: 32px;
    }

    .howto-column-header {
        margin-bottom: 32px;
        padding-bottom: 20px;
    }

    .howto-column-header i {
        font-size: 1.5rem;
    }

    .howto-column-header h2 {
        font-size: 1.5rem;
    }

    .howto-section {
        margin-bottom: 32px;
    }

    .howto-section h3 {
        font-size: 1.125rem;
    }

    .howto-section ul li {
        font-size: 0.9375rem;
    }

    .howto-sharing-section {
        padding: 32px;
    }

    .howto-sharing-header {
        margin-bottom: 32px;
        padding-bottom: 20px;
    }

    .howto-sharing-header i {
        font-size: 1.5rem;
    }

    .howto-sharing-header h2 {
        font-size: 1.5rem;
    }

    .howto-sharing-container {
        flex-direction: column;
        gap: 32px;
    }

    .howto-sharing-content {
        max-width: 100%;
    }

    .howto-sharing-image {
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }

    .platform-tabs {
        flex-direction: column;
        gap: 12px;
    }

    .platform-tab {
        padding: 14px 24px;
        font-size: 1rem;
        justify-content: center;
    }

    .platform-tab i {
        font-size: 1.25rem;
    }

    .quick-nav {
        padding: 20px;
    }

    .quick-nav-title {
        font-size: 0.8125rem;
        margin-bottom: 12px;
    }

    .quick-nav-links {
        gap: 8px;
    }

    .quick-nav-link {
        padding: 6px 12px;
        font-size: 0.875rem;
    }

    .accordion-header {
        padding: 20px;
    }

    .accordion-title {
        font-size: 1rem;
        gap: 12px;
    }

    .accordion-title i {
        font-size: 1.25rem;
        width: 28px;
    }

    .accordion-content {
        padding: 0 20px;
    }

    .accordion-item.active .accordion-content {
        padding: 16px 20px 20px 20px;
    }

    .accordion-content ul li {
        font-size: 0.9375rem;
        padding-left: 24px;
        margin-bottom: 12px;
    }

    .accordion-content ul li::before {
        font-size: 1rem;
    }
}