/* Core Variables */
    :root {
        --color-purple-50: #f5f3ff;
        --color-purple-100: #ede9fe;
        --color-purple-200: #ddd6fe;
        --color-purple-300: #c4b5fd;
        --color-purple-400: #a78bfa;
        --color-purple-500: #8b5cf6;
        --color-purple-600: #7c3aed;
        --color-purple-700: #6d28d9;
        --color-purple-800: #5b21b6;
        --color-purple-900: #4c1d95;

        --color-gray-50: #f9fafb;
        --color-gray-100: #f3f4f6;
        --color-gray-200: #e5e7eb;
        --color-gray-300: #d1d5db;
        --color-gray-400: #9ca3af;
        --color-gray-500: #6b7280;
        --color-gray-600: #4b5563;
        --color-gray-700: #374151;
        --color-gray-800: #1f2937;
        --color-gray-900: #111827;

        --color-success: #10b981;
        --color-success-light: #d1fae5;
        --color-warning: #f59e0b;
        --color-danger: #ef4444;

        --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
        --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

        --border-radius-sm: 0.25rem;
        --border-radius: 0.375rem;
        --border-radius-md: 0.5rem;
        --border-radius-lg: 0.75rem;
        --border-radius-xl: 1rem;
        --border-radius-full: 9999px;

        --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        --font-heading: var(--font-sans);

        --transition-base: all 0.3s ease;
    }

    /* Base Styles */
    .documentation-page {
        font-family: var(--font-sans);
        color: var(--color-gray-700);
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        background-color: var(--color-gray-50);
    }

    .documentation-page h1,
    .documentation-page h2,
    .documentation-page h3,
    .documentation-page h4,
    .documentation-page h5,
    .documentation-page h6 {
        font-family: var(--font-heading);
        font-weight: 700;
        line-height: 1.3;
        margin-top: 0;
        color: var(--color-gray-900);
    }

    .documentation-page p {
        margin-top: 0;
        margin-bottom: 1.5rem;
        font-size: 1rem;
    }

    .documentation-page .article-section__content p {
        font-size: 1.0625rem;
        line-height: 1.75;
    }

    .documentation-page a {
        color: var(--color-purple-700);
        text-decoration: none;
        transition: var(--transition-base);
    }

    .documentation-page a:hover {
        color: var(--color-purple-900);
    }

    .container {
        width: 100%;
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 1.5rem;
    }

    /* Content subheadings */
    .content-subheading {
        font-size: 1.5rem;
        color: var(--color-gray-900);
        margin-top: 2.5rem;
        margin-bottom: 1rem;
        font-weight: 600;
    }

    /* Button Styles */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0.75rem 1.5rem;
        font-weight: 600;
        font-size: 0.9375rem;
        line-height: 1.5;
        text-align: center;
        border-radius: var(--border-radius);
        transition: var(--transition-base);
        cursor: pointer;
        border: 2px solid transparent;
        position: relative;
        overflow: hidden;
        z-index: 1;
        text-decoration: none;
    }

    .btn:hover {
        transform: translateY(-2px);
    }

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

    .btn--primary {
        background-color: var(--color-purple-700);
        color: white;
        border-color: var(--color-purple-700);
    }

    .btn--primary:hover {
        background-color: var(--color-purple-800);
        border-color: var(--color-purple-800);
        box-shadow: 0 5px 15px rgba(124, 58, 237, 0.4);
        color: white;
    }

    .btn--light {
        color: white !important;
        border-color: white !important;
    }

    .btn--light:hover {
        background-color: rgba(255, 255, 255, 0.1);
        color: white !important;
        border-color: white !important;
    }

    .btn--outline {
        background-color: transparent;
        color: var(--color-purple-700);
        border-color: var(--color-purple-700);
    }

    .btn--outline:hover {
        background-color: var(--color-purple-700);
        color: white;
    }

    .cta .btn--outline {
        color: white;
        border-color: white;
    }

    .cta .btn--outline:hover {
        background-color: rgba(255, 255, 255, 0.1);
        color: white;
    }

    .btn--block {
        display: block;
        width: 100%;
    }

    .btn--lg {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }

    /* Hero Section */
    .hero-section {
        background: linear-gradient(120deg, var(--color-purple-50) 0%, var(--color-purple-100) 50%, var(--color-purple-200) 100%);
        position: relative;
        padding: 7rem 0 5rem;
        margin-bottom: 2rem;
        overflow: hidden;
    }

    .hero-section__content {
        position: relative;
        z-index: 1;
        max-width: 800px;
    }

    .hero-section__badge {
        display: inline-flex;
        align-items: center;
        padding: 0.35rem 0.75rem;
        font-size: 0.75rem;
        font-weight: 600;
        line-height: 1;
        text-align: center;
        white-space: nowrap;
        border-radius: var(--border-radius-full);
        text-transform: uppercase;
        letter-spacing: 0.05em;
        background-color: var(--color-purple-100);
        color: var(--color-purple-800);
        margin-bottom: 1.5rem;
    }

    .hero-section__title {
        font-size: 3.25rem;
        margin-bottom: 1rem;
        line-height: 1.2;
        color: var(--color-gray-900);
        background: linear-gradient(to right, var(--color-purple-900), var(--color-purple-600));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .hero-section__subtitle {
        font-size: 1.5rem;
        margin-bottom: 2rem;
        color: var(--color-gray-700);
        font-weight: 500;
    }

    .hero-section__author {
        display: flex;
        align-items: center;
        background: white;
        padding: 1.25rem 1.5rem;
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-md);
        border-left: 4px solid var(--color-purple-600);
        margin-top: 2.5rem;
    }

    .hero-section__author-avatar {
        margin-right: 1.25rem;
        flex-shrink: 0;
    }

    .hero-section__author-avatar img {
        width: 60px;
        height: 60px;
        border-radius: var(--border-radius-full);
        border: 3px solid var(--color-purple-200);
        object-fit: cover;
    }

    .hero-section__author-details {
        flex: 1;
    }

    .hero-section__author-name {
        font-weight: 700;
        margin-bottom: 0.25rem;
        font-size: 1.125rem;
        color: var(--color-gray-900);
    }

    .hero-section__author-title {
        margin-bottom: 0;
        color: var(--color-gray-600);
        font-size: 0.9375rem;
        line-height: 1.4;
    }

    .hero-section__pattern {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%237c3aed' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        z-index: 0;
        opacity: 0.8;
    }

    /* Content Layout */
    .content {
        padding-bottom: 5rem;
    }

    .content__grid {
        display: grid;
        grid-template-columns: 320px 1fr;
        gap: 3rem;
    }

    /* Mobile Navigation Trigger */
    .mobile-nav-trigger {
        display: none;
        margin-bottom: 1.5rem;
    }

    .mobile-nav-trigger__button {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 1rem 1.5rem;
        font-size: 1rem;
        font-weight: 600;
        color: var(--color-gray-800);
        background-color: white;
        border: 1px solid var(--color-gray-200);
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-sm);
        cursor: pointer;
        transition: var(--transition-base);
    }

    .mobile-nav-trigger__button:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--color-purple-300);
    }

    .mobile-nav-trigger__icon {
        color: var(--color-purple-600);
        margin-right: 0.75rem;
    }

    .mobile-nav-trigger__arrow {
        color: var(--color-gray-500);
        transition: transform 0.3s ease;
    }

    .mobile-nav-trigger__button[aria-expanded="true"] .mobile-nav-trigger__arrow {
        transform: rotate(180deg);
    }

    /* Sidebar Navigation */
    .sidebar {
        position: relative;
    }

    .sidebar__nav {
        background: white;
        border-radius: var(--border-radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-md);
        position: sticky;
        top: 2rem;
        border: 1px solid var(--color-gray-200);
    }

    .sidebar__nav-header {
        background: linear-gradient(to right, var(--color-purple-800), var(--color-purple-600));
        color: white;
        padding: 1.25rem 1.5rem;
        font-weight: 700;
        font-size: 1.125rem;
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .sidebar__nav-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        background: rgba(255, 255, 255, 0.2);
        border-radius: var(--border-radius-full);
    }

    .sidebar__nav-close {
        display: none;
        margin-left: auto;
        background: rgba(0, 0, 0, 0.2);
        color: white;
        border: none;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        cursor: pointer;
        font-size: 0.875rem;
    }

    .sidebar__nav-list {
        list-style: none;
        margin: 0;
        padding: 1.25rem 0;
    }

    .sidebar__nav-item {
        padding: 0;
        margin: 0;
    }

    .sidebar__nav-link {
        display: flex;
        padding: 1rem 1.5rem;
        color: var(--color-gray-700);
        transition: var(--transition-base);
        gap: 1rem;
        position: relative;
    }

    .sidebar__nav-number {
        font-family: var(--font-sans);
        font-weight: 700;
        font-size: 0.875rem;
        color: var(--color-purple-600);
        flex-shrink: 0;
        opacity: 0.8;
    }

    .sidebar__nav-text {
        display: flex;
        flex-direction: column;
    }

    .sidebar__nav-title {
        font-weight: 600;
        color: var(--color-gray-800);
        margin-bottom: 0.125rem;
    }

    .sidebar__nav-desc {
        font-size: 0.8125rem;
        color: var(--color-gray-500);
    }

    .sidebar__nav-link:hover {
        background-color: var(--color-purple-50);
        text-decoration: none;
    }

    .sidebar__nav-link:hover .sidebar__nav-title {
        color: var(--color-purple-700);
    }

    .sidebar__nav-link--active {
        background-color: var(--color-purple-50);
    }

    .sidebar__nav-link--active::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 4px;
        background: var(--color-purple-600);
    }

    .sidebar__nav-link--active .sidebar__nav-title {
        color: var(--color-purple-700);
    }

    .sidebar__nav-link--active .sidebar__nav-number {
        opacity: 1;
    }

    .sidebar__cta {
        background: linear-gradient(135deg, var(--color-purple-700) 0%, var(--color-purple-800) 100%);
        color: white;
        padding: 2rem 1.5rem;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .sidebar__cta-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 60px;
        height: 60px;
        background: rgba(255, 255, 255, 0.15);
        border-radius: var(--border-radius-full);
        margin-bottom: 1rem;
        font-size: 1.5rem;
    }

    .sidebar__cta-title {
        color: white;
        margin-bottom: 0.5rem;
        font-size: 1.25rem;
    }

    .sidebar__cta-title--white {
        color: white !important;
    }

    .sidebar__cta-text {
        margin-bottom: 1.5rem;
        opacity: 0.9;
        font-size: 0.9375rem;
    }

    .sidebar__cta .btn--primary {
        background-color: white;
        color: var(--color-purple-800);
        border-color: white;
    }

    .sidebar__cta .btn--primary:hover {
        background-color: var(--color-purple-50);
        color: var(--color-purple-800);
        border-color: var(--color-purple-50);
    }

    /* Main Content */
    .main-content {
        min-width: 0;
        position: relative;
    }

    /* Progress Bar */
    .progress-container {
        position: sticky;
        top: 0;
        z-index: 10;
        width: 100%;
        height: 6px;
        background: transparent;
    }

    .progress-bar {
        height: 100%;
        background: linear-gradient(to right, var(--color-purple-500), var(--color-purple-700));
        width: 0%;
        border-radius: 0;
        transition: width 0.1s ease;
    }

    /* Mobile Article Navigation */
    .article-navigation {
        display: none;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 1.5rem;
        padding: 0.5rem 0;
    }

    .article-navigation__btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: var(--border-radius-full);
        background-color: white;
        color: var(--color-gray-700);
        border: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-sm);
        cursor: pointer;
        transition: var(--transition-base);
    }

    .article-navigation__btn:hover {
        background-color: var(--color-purple-50);
        color: var(--color-purple-700);
        border-color: var(--color-purple-300);
    }

    .article-navigation__btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }

    .article-navigation__indicator {
        font-weight: 600;
        color: var(--color-gray-700);
        background: white;
        padding: 0.5rem 1rem;
        border-radius: var(--border-radius-full);
        border: 1px solid var(--color-gray-200);
        box-shadow: var(--shadow-sm);
    }

    .article-navigation__indicator #currentSectionIndicator {
        color: var(--color-purple-700);
    }

    /* Article Section */
    .article-section {
        background: white;
        border-radius: var(--border-radius-lg);
        box-shadow: var(--shadow-md);
        padding: 2.5rem;
        margin-bottom: 2rem;
        border: 1px solid var(--color-gray-200);
        position: relative;
        scroll-margin-top: 2rem;
    }

    .article-section__header {
        margin-bottom: 2.5rem;
        display: flex;
        gap: 1.5rem;
        align-items: flex-start;
    }

    .article-section__number {
        background: linear-gradient(135deg, var(--color-purple-700) 0%, var(--color-purple-600) 100%);
        color: white;
        width: 50px;
        height: 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius-full);
        font-weight: 700;
        font-size: 1.25rem;
        box-shadow: var(--shadow-md);
        flex-shrink: 0;
    }

    .article-section__title-wrapper {
        flex: 1;
    }

    .article-section__title {
        font-size: 2rem;
        color: var(--color-gray-900);
        margin-bottom: 0.5rem;
        position: relative;
        display: inline-block;
    }

    .article-section__title::after {
        content: '';
        position: absolute;
        bottom: -0.5rem;
        left: 0;
        width: 60px;
        height: 4px;
        background: var(--color-purple-600);
        border-radius: var(--border-radius-full);
    }

    .article-section__lead {
        font-size: 1.125rem;
        color: var(--color-gray-600);
        margin-bottom: 0;
        margin-top: 1rem;
        font-weight: 500;
    }

    .article-section__content {
        color: var(--color-gray-700);
    }

    /* Info Card */
    .info-card {
        background: linear-gradient(to right, var(--color-purple-50), white);
        border-radius: var(--border-radius-md);
        padding: 0;
        margin: 2rem 0;
        border-left: 4px solid var(--color-purple-600);
        box-shadow: var(--shadow-md);
        overflow: hidden;
    }

    .info-card__header {
        background: var(--color-purple-100);
        padding: 1.25rem 1.5rem;
        display: flex;
        align-items: center;
        gap: 1rem;
    }

    .info-card__icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: var(--color-purple-600);
        color: white;
        border-radius: var(--border-radius-full);
        flex-shrink: 0;
        font-size: 1.125rem;
    }

    .info-card__title {
        margin-bottom: 0;
        color: var(--color-purple-900);
        font-size: 1.25rem;
    }

    .info-card__body {
        padding: 1.5rem;
    }

    .info-card__body p {
        margin-bottom: 0;
    }

    .info-card__body ul {
        margin-top: 1rem;
        padding-left: 1.25rem;
        list-style: disc;
    }

    .info-card__body li {
        margin-bottom: 0.5rem;
    }

    /* Feature Cards */
    .feature-cards {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 1.5rem;
        margin: 2rem 0;
    }

    .feature-card {
        background: white;
        border-radius: var(--border-radius-md);
        padding: 2rem 1.5rem;
        box-shadow: var(--shadow-md);
        transition: var(--transition-base);
        border: 1px solid var(--color-gray-200);
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
        border-color: var(--color-purple-300);
    }

    .feature-card__icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, var(--color-purple-600) 0%, var(--color-purple-700) 100%);
        color: white;
        border-radius: var(--border-radius-full);
        margin-bottom: 1.5rem;
        font-size: 1.5rem;
        box-shadow: 0 5px 15px rgba(124, 58, 237, 0.3);
    }

    .feature-card__title {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
        color: var(--color-gray-900);
    }

    .feature-card__text {
        margin-bottom: 0;
        color: var(--color-gray-600);
        font-size: 0.95rem;
    }

    /* Process Timeline */
    .process-timeline {
        position: relative;
        margin: 3rem 0;
    }

    .process-timeline::before {
        content: '';
        position: absolute;
        top: 0;
        bottom: 0;
        left: 18px;
        width: 2px;
        background-color: var(--color-purple-200);
        z-index: 0;
    }

    .process-timeline__step {
        background: white;
        border-radius: var(--border-radius-md);
        padding: 1.5rem 2rem;
        margin-bottom: 1.5rem;
        box-shadow: var(--shadow-md);
        border: 1px solid var(--color-gray-200);
        position: relative;
        transition: var(--transition-base);
        margin-left: 40px;
        position: relative;
    }

    .process-timeline__step:last-child {
        margin-bottom: 0;
    }

    .process-timeline__step:hover {
        transform: translateY(-3px);
        box-shadow: var(--shadow-lg);
        border-color: var(--color-purple-300);
    }

    .process-timeline__step-header {
        display: flex;
        align-items: center;
        gap: 1rem;
        margin-bottom: 0.75rem;
    }

    .process-timeline__step-number {
        background: linear-gradient(135deg, var(--color-purple-600) 0%, var(--color-purple-700) 100%);
        color: white;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius-full);
        font-weight: 700;
        font-size: 1rem;
        box-shadow: var(--shadow-sm);
        flex-shrink: 0;
        position: absolute;
        left: -58px;
        top: 1.5rem;
        z-index: 1;
        border: 2px solid white;
    }

    .process-timeline__step-title {
        margin-bottom: 0;
        font-size: 1.2rem;
        color: var(--color-purple-800);
    }

    .process-timeline__step-content p {
        font-size: 0.95rem;
        margin-bottom: 0.5rem;
    }

    .process-timeline__step-metrics {
        display: flex;
        margin-top: 1rem;
    }

    .process-timeline__metric {
        display: flex;
        flex-direction: column;
        background: var(--color-purple-50);
        padding: 0.75rem 1.25rem;
        border-radius: var(--border-radius);
        border-left: 3px solid var(--color-purple-600);
    }

    .process-timeline__metric-value {
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--color-purple-700);
        line-height: 1.2;
    }

    .process-timeline__metric-label {
        font-size: 0.8rem;
        color: var(--color-gray-600);
    }

    /* Benefit Highlight */
    .benefit-highlight {
        display: flex;
        align-items: flex-start;
        gap: 1.5rem;
        background-color: var(--color-gray-50, #f9fafb);
        padding: 1.5rem;
        border-radius: var(--border-radius-md, 0.5rem);
        margin-bottom: 1.5rem;
        border-left: 4px solid var(--color-purple-600, #7c3aed);
    }

    .benefit-highlight__icon {
        flex-shrink: 0;
        width: 48px;
        height: 48px;
        background-color: var(--color-purple-100, #ede9fe);
        color: var(--color-purple-700, #6d28d9);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.25rem;
    }

    .benefit-highlight__content {
        flex: 1;
    }

    .benefit-highlight__title {
        font-size: 1.25rem;
        margin-top: 0;
        margin-bottom: 0.5rem;
        color: var(--color-gray-900, #111827);
    }

    .benefit-highlight__content p {
        margin-bottom: 0.75rem;
        color: var(--color-gray-700, #374151);
        font-size: 0.95rem;
    }

    .bullet-list {
        list-style: disc;
        padding-left: 1.25rem;
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
    }

    .bullet-list li {
        margin-bottom: 0.5rem;
    }

    /* FAQ Section */
    .faq {
        margin-top: 2.5rem;
        background: white;
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-md);
        border: 1px solid var(--color-gray-200);
        overflow: hidden;
    }

    .faq__item {
        border-bottom: 1px solid var(--color-gray-200);
    }

    .faq__item:last-child {
        border-bottom: none;
    }

    .faq__question {
        width: 100%;
        text-align: left;
        padding: 1.5rem;
        background: transparent;
        border: none;
        cursor: pointer;
        font-weight: 600;
        font-size: 1.125rem;
        color: var(--color-gray-800);
        display: flex;
        align-items: center;
        gap: 1rem;
        transition: var(--transition-base);
    }

    .faq__question:hover {
        color: var(--color-purple-700);
        background-color: var(--color-purple-50);
    }

    .faq__question-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 24px;
        height: 24px;
        background: var(--color-purple-100);
        color: var(--color-purple-700);
        border-radius: var(--border-radius-full);
        flex-shrink: 0;
        position: relative;
    }

    .faq__question-icon i {
        font-size: 0.8em;
    }

    .faq__question-icon .fa-plus,
    .faq__question-icon .fa-minus {
        position: absolute;
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .faq__question[aria-expanded="false"] .fa-minus {
        opacity: 0;
        transform: rotate(-90deg);
    }

    .faq__question[aria-expanded="false"] .fa-plus {
        opacity: 1;
        transform: rotate(0deg);
    }

    .faq__question[aria-expanded="true"] .fa-plus {
        opacity: 0;
        transform: rotate(90deg);
    }

    .faq__question[aria-expanded="true"] .fa-minus {
        opacity: 1;
        transform: rotate(0deg);
    }

    .faq__answer {
        padding: 0 1.5rem 0 4rem;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-out, padding-bottom 0.4s ease-out;
    }

    .faq__question[aria-expanded="true"]+.faq__answer {
        max-height: 1000px;
        padding-bottom: 1.5rem;
    }

    .faq__answer p {
        margin-bottom: 1rem;
        font-size: 0.95rem;
        line-height: 1.7;
    }

    .faq__answer p:last-child {
        margin-bottom: 0;
    }

    .faq__answer ul {
        list-style: disc;
        padding-left: 1.25rem;
        margin: 1rem 0;
    }

    .faq__answer li {
        margin-bottom: 0.5rem;
    }

    .faq__answer a {
        color: var(--color-purple-700);
        text-decoration: underline;
        font-weight: 500;
    }

    .faq__answer a:hover {
        color: var(--color-purple-900);
        text-decoration: none;
    }

    /* Share Article */
    .share-article {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 1rem;
        background-color: var(--color-purple-50);
        padding: 1.25rem 1.5rem;
        border-radius: var(--border-radius-md);
        margin: 2rem 0;
        border: 1px solid var(--color-purple-200);
    }

    .share-article__text {
        font-weight: 600;
        color: var(--color-gray-800);
        margin-bottom: 0;
        margin-right: auto;
    }

    .share-article__buttons {
        display: flex;
        gap: 0.5rem;
    }

    .share-article__button {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: var(--border-radius-full);
        color: white;
        transition: var(--transition-base);
        text-decoration: none;
        border: none;
        cursor: pointer;
    }

    .share-article__button:hover {
        transform: translateY(-3px);
        opacity: 0.9;
    }

    .share-article__button--twitter {
        background-color: #1DA1F2;
    }

    .share-article__button--linkedin {
        background-color: #0077B5;
    }

    .share-article__button--email {
        background-color: #D44638;
    }

    .share-article__button--copy {
        background-color: var(--color-purple-700);
    }

    /* CTA Section */
    .cta {
        background: linear-gradient(135deg, var(--color-purple-700) 0%, var(--color-purple-900) 100%);
        color: white;
        border-radius: var(--border-radius-lg);
        padding: 3.5rem;
        text-align: center;
        position: relative;
        overflow: hidden;
        box-shadow: var(--shadow-xl);
        margin: 3rem 0;
    }

    .cta__pattern {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        z-index: 0;
        opacity: 0.7;
    }

    .cta__content {
        position: relative;
        z-index: 1;
    }

    .cta__title {
        font-size: 2.25rem;
        margin-bottom: 1rem;
        color: white !important;
    }

    .cta__text {
        font-size: 1.25rem;
        margin-bottom: 2rem;
        opacity: 0.9;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .cta__buttons {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }

    /* Responsive Styles */
    @media (max-width: 1200px) {
        .hero-section__title {
            font-size: 2.75rem;
        }

        .content__grid {
            gap: 2rem;
        }
    }

    @media (max-width: 992px) {
        .content__grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        .mobile-nav-trigger {
            display: block;
        }

        .sidebar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.6);
            z-index: 1000;
            overflow-y: auto;
            padding: 0;
            transition: opacity 0.3s ease;
            opacity: 0;
            pointer-events: none;
        }

        .sidebar.active {
            display: block;
            opacity: 1;
            pointer-events: auto;
        }

        .sidebar__nav {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%) scale(0.95);
            width: 90%;
            max-width: 450px;
            margin: 0 auto;
            box-shadow: var(--shadow-xl);
            opacity: 0;
            transition: transform 0.3s ease, opacity 0.3s ease;
            max-height: 90vh;
            display: flex;
            flex-direction: column;
        }

        .sidebar.active .sidebar__nav {
            transform: translate(-50%, -50%) scale(1);
            opacity: 1;
        }

        .sidebar__nav-header {
            flex-shrink: 0;
        }

        .sidebar__nav-list {
            overflow-y: auto;
            flex-grow: 1;
            padding: 1rem 0;
        }

        .sidebar__cta {
            flex-shrink: 0;
        }

        .sidebar__nav-close {
            display: flex;
            align-items: center;
            justify-content: center;
            position: absolute;
            top: 10px;
            right: 10px;
            width: 36px;
            height: 36px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 50%;
            z-index: 10;
        }

        .article-navigation {
            display: flex;
        }

        .cta__buttons {
            flex-direction: column;
            max-width: 400px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta__buttons .btn {
            width: 100%;
        }
    }

    @media (max-width: 768px) {
        .hero-section {
            padding: 5rem 0 3rem;
        }

        .hero-section__title {
            font-size: 2.25rem;
        }

        .hero-section__subtitle {
            font-size: 1.25rem;
        }

        .article-section {
            padding: 1.75rem;
        }

        .article-section__header {
            flex-direction: column;
            gap: 1rem;
            align-items: flex-start;
            margin-bottom: 1.5rem;
        }

        .article-section__title-wrapper {
            width: 100%;
        }

        .article-section__title {
            font-size: 1.75rem;
        }

        .process-timeline::before {
            left: 18px;
        }

        .process-timeline__step {
            margin-left: 30px;
            padding: 1.25rem 1.5rem;
        }

        .process-timeline__step-number {
            left: -50px;
            top: 1.25rem;
            width: 32px;
            height: 32px;
            font-size: 0.9rem;
        }

        .cta {
            padding: 2.5rem 1.5rem;
        }

        .cta__title {
            font-size: 1.75rem;
        }

        .cta__text {
            font-size: 1.125rem;
        }

        .feature-cards {
            grid-template-columns: 1fr;
        }

        .share-article {
            flex-direction: column;
            align-items: flex-start;
        }

        .share-article__buttons {
            width: 100%;
            justify-content: space-around;
        }

        .share-article__button {
            width: 44px;
            height: 44px;
        }
    }

    @media (max-width: 576px) {
        .container {
            padding: 0 1rem;
        }

        .hero-section__author {
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 1rem;
        }

        .hero-section__author-avatar {
            margin-right: 0;
            margin-bottom: 1rem;
        }

        .cta__buttons {
            width: 100%;
        }

        .article-section {
            padding: 1.5rem 1.25rem;
        }

        .article-section__number {
            width: 40px;
            height: 40px;
            font-size: 1rem;
        }

        .article-section__title {
            font-size: 1.5rem;
        }

        .article-section__lead {
            font-size: 1rem;
        }

        .faq__question {
            font-size: 1rem;
            padding: 1.25rem 1rem;
            gap: 0.75rem;
        }

        .faq__answer {
            padding: 0 1rem 0 3rem;
        }

        .faq__answer p,
        .faq__answer li {
            font-size: 0.9rem;
        }

        .process-timeline::before {
            left: 16px;
        }

        .process-timeline__step {
            margin-left: 25px;
        }

        .process-timeline__step-number {
            left: -45px;
        }

        .benefit-highlight {
            flex-direction: column;
            gap: 1rem;
            align-items: flex-start;
            padding: 1.25rem;
        }

        .benefit-highlight__icon {
            margin-bottom: 0.5rem;
        }

        .benefit-highlight__title {
            font-size: 1.15rem;
        }
    }

    /* Accessibility Focus States */
    .btn:focus,
    .sidebar__nav-link:focus,
    .faq__question:focus,
    .share-article__button:focus,
    .article-navigation__btn:focus,
    .mobile-nav-trigger__button:focus {
        outline: 2px solid var(--color-purple-400);
        outline-offset: 2px;
        box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.5);
    }

    .sidebar__nav-close:focus {
        outline: 2px solid white;
        outline-offset: 2px;
        background-color: rgba(0, 0, 0, 0.5);
    }